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/pals_floodmax.4_false-unreach-call.3.ufo.UNBOUNDED.pals.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-ddf0d93 [2018-11-16 23:25:28,278 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-16 23:25:28,280 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-16 23:25:28,292 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-16 23:25:28,292 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-16 23:25:28,293 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-16 23:25:28,295 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-16 23:25:28,297 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-16 23:25:28,298 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-16 23:25:28,299 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-16 23:25:28,300 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-16 23:25:28,300 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-16 23:25:28,301 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-16 23:25:28,302 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-16 23:25:28,303 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-16 23:25:28,304 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-16 23:25:28,305 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-16 23:25:28,307 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-16 23:25:28,309 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-16 23:25:28,310 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-16 23:25:28,312 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-16 23:25:28,313 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-16 23:25:28,315 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-16 23:25:28,316 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-16 23:25:28,316 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-16 23:25:28,317 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-16 23:25:28,318 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-16 23:25:28,319 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-16 23:25:28,319 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-16 23:25:28,321 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-16 23:25:28,321 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-16 23:25:28,322 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-16 23:25:28,322 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-16 23:25:28,322 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-16 23:25:28,323 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-16 23:25:28,324 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-16 23:25:28,324 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 23:25:28,355 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-16 23:25:28,355 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-16 23:25:28,357 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-16 23:25:28,357 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-16 23:25:28,358 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-16 23:25:28,358 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-16 23:25:28,358 INFO L133 SettingsManager]: * Use SBE=true [2018-11-16 23:25:28,359 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-16 23:25:28,359 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-16 23:25:28,359 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-16 23:25:28,359 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-16 23:25:28,359 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-16 23:25:28,360 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-16 23:25:28,360 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-16 23:25:28,360 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-16 23:25:28,360 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-16 23:25:28,360 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-16 23:25:28,362 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-16 23:25:28,362 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-16 23:25:28,362 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-16 23:25:28,363 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-16 23:25:28,363 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-16 23:25:28,363 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-16 23:25:28,363 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-16 23:25:28,364 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-16 23:25:28,364 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-16 23:25:28,364 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-16 23:25:28,364 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-16 23:25:28,364 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-16 23:25:28,364 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-16 23:25:28,365 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-16 23:25:28,413 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-16 23:25:28,425 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-16 23:25:28,429 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-16 23:25:28,431 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-16 23:25:28,431 INFO L276 PluginConnector]: CDTParser initialized [2018-11-16 23:25:28,432 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded/pals_floodmax.4_false-unreach-call.3.ufo.UNBOUNDED.pals.c [2018-11-16 23:25:28,492 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9fe44248e/96e966a803564ce99a064c79504b5b78/FLAG3148c5860 [2018-11-16 23:25:29,062 INFO L307 CDTParser]: Found 1 translation units. [2018-11-16 23:25:29,063 INFO L161 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded/pals_floodmax.4_false-unreach-call.3.ufo.UNBOUNDED.pals.c [2018-11-16 23:25:29,076 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9fe44248e/96e966a803564ce99a064c79504b5b78/FLAG3148c5860 [2018-11-16 23:25:29,320 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9fe44248e/96e966a803564ce99a064c79504b5b78 [2018-11-16 23:25:29,333 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-16 23:25:29,336 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2018-11-16 23:25:29,337 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-16 23:25:29,337 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-16 23:25:29,343 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-16 23:25:29,345 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 11:25:29" (1/1) ... [2018-11-16 23:25:29,348 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@67e57eef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:25:29, skipping insertion in model container [2018-11-16 23:25:29,348 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 11:25:29" (1/1) ... [2018-11-16 23:25:29,358 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-16 23:25:29,426 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-16 23:25:29,865 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-16 23:25:29,881 INFO L191 MainTranslator]: Completed pre-run [2018-11-16 23:25:30,018 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-16 23:25:30,057 INFO L195 MainTranslator]: Completed translation [2018-11-16 23:25:30,057 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:25:30 WrapperNode [2018-11-16 23:25:30,058 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-16 23:25:30,059 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-16 23:25:30,059 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-16 23:25:30,059 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-16 23:25:30,158 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:25:30" (1/1) ... [2018-11-16 23:25:30,159 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:25:30" (1/1) ... [2018-11-16 23:25:30,183 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:25:30" (1/1) ... [2018-11-16 23:25:30,183 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:25:30" (1/1) ... [2018-11-16 23:25:30,235 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:25:30" (1/1) ... [2018-11-16 23:25:30,286 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:25:30" (1/1) ... [2018-11-16 23:25:30,291 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:25:30" (1/1) ... [2018-11-16 23:25:30,299 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-16 23:25:30,300 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-16 23:25:30,300 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-16 23:25:30,300 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-16 23:25:30,301 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:25:30" (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 23:25:30,384 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-16 23:25:30,384 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-16 23:25:30,384 INFO L138 BoogieDeclarations]: Found implementation of procedure node1 [2018-11-16 23:25:30,385 INFO L138 BoogieDeclarations]: Found implementation of procedure node2 [2018-11-16 23:25:30,385 INFO L138 BoogieDeclarations]: Found implementation of procedure node3 [2018-11-16 23:25:30,385 INFO L138 BoogieDeclarations]: Found implementation of procedure node4 [2018-11-16 23:25:30,385 INFO L138 BoogieDeclarations]: Found implementation of procedure init [2018-11-16 23:25:30,385 INFO L138 BoogieDeclarations]: Found implementation of procedure check [2018-11-16 23:25:30,386 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-16 23:25:30,386 INFO L138 BoogieDeclarations]: Found implementation of procedure assert [2018-11-16 23:25:30,386 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-11-16 23:25:30,386 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2018-11-16 23:25:30,386 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uchar [2018-11-16 23:25:30,387 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2018-11-16 23:25:30,387 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2018-11-16 23:25:30,387 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2018-11-16 23:25:30,387 INFO L130 BoogieDeclarations]: Found specification of procedure read [2018-11-16 23:25:30,387 INFO L130 BoogieDeclarations]: Found specification of procedure write [2018-11-16 23:25:30,390 INFO L130 BoogieDeclarations]: Found specification of procedure node1 [2018-11-16 23:25:30,391 INFO L130 BoogieDeclarations]: Found specification of procedure node2 [2018-11-16 23:25:30,392 INFO L130 BoogieDeclarations]: Found specification of procedure node3 [2018-11-16 23:25:30,392 INFO L130 BoogieDeclarations]: Found specification of procedure node4 [2018-11-16 23:25:30,392 INFO L130 BoogieDeclarations]: Found specification of procedure init [2018-11-16 23:25:30,392 INFO L130 BoogieDeclarations]: Found specification of procedure check [2018-11-16 23:25:30,392 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-16 23:25:30,393 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-16 23:25:30,393 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-16 23:25:34,421 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-16 23:25:34,421 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 11:25:34 BoogieIcfgContainer [2018-11-16 23:25:34,422 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-16 23:25:34,424 INFO L168 Benchmark]: Toolchain (without parser) took 5090.23 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 727.2 MB). Free memory was 1.4 GB in the beginning and 2.0 GB in the end (delta: -579.9 MB). Peak memory consumption was 147.3 MB. Max. memory is 7.1 GB. [2018-11-16 23:25:34,425 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-11-16 23:25:34,426 INFO L168 Benchmark]: CACSL2BoogieTranslator took 721.48 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 31.7 MB). Peak memory consumption was 31.7 MB. Max. memory is 7.1 GB. [2018-11-16 23:25:34,427 INFO L168 Benchmark]: Boogie Preprocessor took 240.56 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 727.2 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -807.9 MB). Peak memory consumption was 16.9 MB. Max. memory is 7.1 GB. [2018-11-16 23:25:34,428 INFO L168 Benchmark]: RCFGBuilder took 4121.94 ms. Allocated memory is still 2.3 GB. Free memory was 2.2 GB in the beginning and 2.0 GB in the end (delta: 196.3 MB). Peak memory consumption was 196.3 MB. Max. memory is 7.1 GB. [2018-11-16 23:25:34,431 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 0.20 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 721.48 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 31.7 MB). Peak memory consumption was 31.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 240.56 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 727.2 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -807.9 MB). Peak memory consumption was 16.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 4121.94 ms. Allocated memory is still 2.3 GB. Free memory was 2.2 GB in the beginning and 2.0 GB in the end (delta: 196.3 MB). Peak memory consumption was 196.3 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...