java -ea -Xmx8000000000 -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_opt-floodmax.4_false-unreach-call.1.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-ddf0d93 [2018-11-16 23:31:05,442 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-16 23:31:05,447 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-16 23:31:05,467 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-16 23:31:05,467 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-16 23:31:05,469 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-16 23:31:05,470 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-16 23:31:05,472 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-16 23:31:05,474 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-16 23:31:05,475 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-16 23:31:05,476 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-16 23:31:05,476 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-16 23:31:05,477 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-16 23:31:05,478 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-16 23:31:05,479 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-16 23:31:05,480 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-16 23:31:05,481 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-16 23:31:05,483 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-16 23:31:05,485 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-16 23:31:05,487 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-16 23:31:05,488 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-16 23:31:05,489 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-16 23:31:05,492 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-11-16 23:31:05,498 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-16 23:31:05,498 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-16 23:31:05,499 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-16 23:31:05,500 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-16 23:31:05,500 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 [2018-11-16 23:31:05,530 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-16 23:31:05,530 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-16 23:31:05,531 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-16 23:31:05,531 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-16 23:31:05,533 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-16 23:31:05,533 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-16 23:31:05,533 INFO L133 SettingsManager]: * Use SBE=true [2018-11-16 23:31:05,533 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-16 23:31:05,534 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-16 23:31:05,534 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-16 23:31:05,534 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-16 23:31:05,534 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-16 23:31:05,534 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-16 23:31:05,535 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-16 23:31:05,535 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-16 23:31:05,535 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-16 23:31:05,535 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-16 23:31:05,535 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-16 23:31:05,536 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-16 23:31:05,536 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-16 23:31:05,536 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-16 23:31:05,536 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-16 23:31:05,536 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-16 23:31:05,537 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-16 23:31:05,537 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-16 23:31:05,537 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-16 23:31:05,537 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-16 23:31:05,537 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-16 23:31:05,538 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-16 23:31:05,538 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-16 23:31:05,538 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-16 23:31:05,581 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-16 23:31:05,594 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-16 23:31:05,597 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-16 23:31:05,599 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-16 23:31:05,599 INFO L276 PluginConnector]: CDTParser initialized [2018-11-16 23:31:05,600 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded-reduced/pals_opt-floodmax.4_false-unreach-call.1.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2018-11-16 23:31:05,664 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/42940c555/57b266da95424f8ea9cde5a9fc60a0c1/FLAG0923ea1de [2018-11-16 23:31:06,320 INFO L307 CDTParser]: Found 1 translation units. [2018-11-16 23:31:06,321 INFO L161 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded-reduced/pals_opt-floodmax.4_false-unreach-call.1.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2018-11-16 23:31:06,340 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/42940c555/57b266da95424f8ea9cde5a9fc60a0c1/FLAG0923ea1de [2018-11-16 23:31:06,508 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/42940c555/57b266da95424f8ea9cde5a9fc60a0c1 [2018-11-16 23:31:06,518 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-16 23:31:06,519 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2018-11-16 23:31:06,520 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-16 23:31:06,520 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-16 23:31:06,527 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-16 23:31:06,529 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 11:31:06" (1/1) ... [2018-11-16 23:31:06,532 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7de3354 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:31:06, skipping insertion in model container [2018-11-16 23:31:06,532 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 11:31:06" (1/1) ... [2018-11-16 23:31:06,541 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-16 23:31:06,664 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-16 23:31:07,695 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-16 23:31:07,715 INFO L191 MainTranslator]: Completed pre-run [2018-11-16 23:31:08,201 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-16 23:31:08,235 INFO L195 MainTranslator]: Completed translation [2018-11-16 23:31:08,235 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:31:08 WrapperNode [2018-11-16 23:31:08,235 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-16 23:31:08,236 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-16 23:31:08,236 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-16 23:31:08,237 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-16 23:31:08,409 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:31:08" (1/1) ... [2018-11-16 23:31:08,409 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:31:08" (1/1) ... [2018-11-16 23:31:08,456 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:31:08" (1/1) ... [2018-11-16 23:31:08,456 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:31:08" (1/1) ... [2018-11-16 23:31:08,552 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:31:08" (1/1) ... [2018-11-16 23:31:08,598 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:31:08" (1/1) ... [2018-11-16 23:31:08,614 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:31:08" (1/1) ... [2018-11-16 23:31:08,636 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-16 23:31:08,637 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-16 23:31:08,638 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-16 23:31:08,638 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-16 23:31:08,641 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:31:08" (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 [2018-11-16 23:31:08,712 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-16 23:31:08,712 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-16 23:31:08,712 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-16 23:31:08,713 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-11-16 23:31:08,713 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2018-11-16 23:31:08,713 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uchar [2018-11-16 23:31:08,713 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2018-11-16 23:31:08,716 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2018-11-16 23:31:08,716 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2018-11-16 23:31:08,716 INFO L130 BoogieDeclarations]: Found specification of procedure read [2018-11-16 23:31:08,717 INFO L130 BoogieDeclarations]: Found specification of procedure write [2018-11-16 23:31:08,717 INFO L130 BoogieDeclarations]: Found specification of procedure node1 [2018-11-16 23:31:08,717 INFO L130 BoogieDeclarations]: Found specification of procedure node2 [2018-11-16 23:31:08,717 INFO L130 BoogieDeclarations]: Found specification of procedure node3 [2018-11-16 23:31:08,717 INFO L130 BoogieDeclarations]: Found specification of procedure node4 [2018-11-16 23:31:08,718 INFO L130 BoogieDeclarations]: Found specification of procedure init [2018-11-16 23:31:08,718 INFO L130 BoogieDeclarations]: Found specification of procedure check [2018-11-16 23:31:08,718 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-16 23:31:08,718 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-16 23:31:08,720 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-16 23:31:15,702 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-16 23:31:15,702 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 11:31:15 BoogieIcfgContainer [2018-11-16 23:31:15,703 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-16 23:31:15,705 INFO L168 Benchmark]: Toolchain (without parser) took 9186.62 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 741.3 MB). Free memory was 1.4 GB in the beginning and 1.6 GB in the end (delta: -180.4 MB). Peak memory consumption was 560.9 MB. Max. memory is 7.1 GB. [2018-11-16 23:31:15,707 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-11-16 23:31:15,708 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1716.05 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.3 GB in the end (delta: 95.1 MB). Peak memory consumption was 95.1 MB. Max. memory is 7.1 GB. [2018-11-16 23:31:15,708 INFO L168 Benchmark]: Boogie Preprocessor took 399.95 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 741.3 MB). Free memory was 1.3 GB in the beginning and 2.2 GB in the end (delta: -882.1 MB). Peak memory consumption was 22.2 MB. Max. memory is 7.1 GB. [2018-11-16 23:31:15,710 INFO L168 Benchmark]: RCFGBuilder took 7066.19 ms. Allocated memory is still 2.3 GB. Free memory was 2.2 GB in the beginning and 1.6 GB in the end (delta: 606.5 MB). Peak memory consumption was 606.5 MB. Max. memory is 7.1 GB. [2018-11-16 23:31:15,714 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 0.23 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 1716.05 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.3 GB in the end (delta: 95.1 MB). Peak memory consumption was 95.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 399.95 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 741.3 MB). Free memory was 1.3 GB in the beginning and 2.2 GB in the end (delta: -882.1 MB). Peak memory consumption was 22.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 7066.19 ms. Allocated memory is still 2.3 GB. Free memory was 2.2 GB in the beginning and 1.6 GB in the end (delta: 606.5 MB). Peak memory consumption was 606.5 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...