java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --sifa.abstract.domain IntervalDomain -i ../../../trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr.3.ufo.BOUNDED-6.pals.c.v+cfa-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-06 13:58:36,112 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-06 13:58:36,114 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-06 13:58:36,128 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-06 13:58:36,128 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-06 13:58:36,129 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-06 13:58:36,131 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-06 13:58:36,132 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-06 13:58:36,134 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-06 13:58:36,135 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-06 13:58:36,136 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-06 13:58:36,137 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-06 13:58:36,137 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-06 13:58:36,138 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-06 13:58:36,139 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-06 13:58:36,140 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-06 13:58:36,141 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-06 13:58:36,142 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-06 13:58:36,144 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-06 13:58:36,145 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-06 13:58:36,147 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-06 13:58:36,148 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-06 13:58:36,149 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-06 13:58:36,150 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-06 13:58:36,152 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-06 13:58:36,152 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-06 13:58:36,152 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-06 13:58:36,153 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-06 13:58:36,154 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-06 13:58:36,155 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-06 13:58:36,155 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-06 13:58:36,156 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-06 13:58:36,156 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-06 13:58:36,157 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-06 13:58:36,158 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-06 13:58:36,158 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-06 13:58:36,159 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-06 13:58:36,159 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-06 13:58:36,159 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-06 13:58:36,160 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-06 13:58:36,161 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-06 13:58:36,162 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-09-06 13:58:36,177 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-06 13:58:36,178 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-06 13:58:36,181 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-06 13:58:36,181 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-06 13:58:36,181 INFO L138 SettingsManager]: * Use SBE=true [2019-09-06 13:58:36,182 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-06 13:58:36,182 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-06 13:58:36,182 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-06 13:58:36,182 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-06 13:58:36,182 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-06 13:58:36,183 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-06 13:58:36,183 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-06 13:58:36,183 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-06 13:58:36,183 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-06 13:58:36,183 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-06 13:58:36,184 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-06 13:58:36,184 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-06 13:58:36,184 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-06 13:58:36,184 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-06 13:58:36,184 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-06 13:58:36,185 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-06 13:58:36,185 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-06 13:58:36,185 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-06 13:58:36,187 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-06 13:58:36,187 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-06 13:58:36,187 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-06 13:58:36,187 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-06 13:58:36,187 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-06 13:58:36,187 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> IntervalDomain [2019-09-06 13:58:36,232 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-06 13:58:36,245 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-06 13:58:36,249 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-06 13:58:36,251 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-06 13:58:36,251 INFO L275 PluginConnector]: CDTParser initialized [2019-09-06 13:58:36,252 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr.3.ufo.BOUNDED-6.pals.c.v+cfa-reducer.c [2019-09-06 13:58:36,326 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4770878b2/69954470d239479483b5f50df95725cd/FLAGde52293af [2019-09-06 13:58:36,808 INFO L306 CDTParser]: Found 1 translation units. [2019-09-06 13:58:36,809 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr.3.ufo.BOUNDED-6.pals.c.v+cfa-reducer.c [2019-09-06 13:58:36,817 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4770878b2/69954470d239479483b5f50df95725cd/FLAGde52293af [2019-09-06 13:58:37,162 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4770878b2/69954470d239479483b5f50df95725cd [2019-09-06 13:58:37,178 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-06 13:58:37,180 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-06 13:58:37,181 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-06 13:58:37,181 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-06 13:58:37,185 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-06 13:58:37,186 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.09 01:58:37" (1/1) ... [2019-09-06 13:58:37,189 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@13d8957a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 01:58:37, skipping insertion in model container [2019-09-06 13:58:37,189 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.09 01:58:37" (1/1) ... [2019-09-06 13:58:37,197 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-06 13:58:37,255 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-06 13:58:37,588 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-06 13:58:37,612 INFO L188 MainTranslator]: Completed pre-run [2019-09-06 13:58:37,665 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-06 13:58:37,684 INFO L192 MainTranslator]: Completed translation [2019-09-06 13:58:37,684 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 01:58:37 WrapperNode [2019-09-06 13:58:37,684 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-06 13:58:37,685 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-06 13:58:37,685 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-06 13:58:37,685 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-06 13:58:37,695 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 01:58:37" (1/1) ... [2019-09-06 13:58:37,695 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 01:58:37" (1/1) ... [2019-09-06 13:58:37,702 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 01:58:37" (1/1) ... [2019-09-06 13:58:37,702 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 01:58:37" (1/1) ... [2019-09-06 13:58:37,712 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 01:58:37" (1/1) ... [2019-09-06 13:58:37,718 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 01:58:37" (1/1) ... [2019-09-06 13:58:37,720 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 01:58:37" (1/1) ... [2019-09-06 13:58:37,723 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-06 13:58:37,724 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-06 13:58:37,724 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-06 13:58:37,724 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-06 13:58:37,725 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 01:58:37" (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 [2019-09-06 13:58:37,778 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-06 13:58:37,778 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-06 13:58:37,779 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-06 13:58:37,779 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-06 13:58:37,779 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-09-06 13:58:37,779 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-09-06 13:58:37,779 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2019-09-06 13:58:37,779 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-06 13:58:37,780 INFO L130 BoogieDeclarations]: Found specification of procedure read [2019-09-06 13:58:37,780 INFO L130 BoogieDeclarations]: Found specification of procedure write [2019-09-06 13:58:37,780 INFO L130 BoogieDeclarations]: Found specification of procedure node1 [2019-09-06 13:58:37,780 INFO L130 BoogieDeclarations]: Found specification of procedure node2 [2019-09-06 13:58:37,780 INFO L130 BoogieDeclarations]: Found specification of procedure node3 [2019-09-06 13:58:37,780 INFO L130 BoogieDeclarations]: Found specification of procedure init [2019-09-06 13:58:37,781 INFO L130 BoogieDeclarations]: Found specification of procedure check [2019-09-06 13:58:37,781 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-06 13:58:37,781 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-06 13:58:37,781 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-06 13:58:38,292 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-06 13:58:38,293 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-06 13:58:38,294 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.09 01:58:38 BoogieIcfgContainer [2019-09-06 13:58:38,294 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-06 13:58:38,295 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-06 13:58:38,295 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-06 13:58:38,295 INFO L275 PluginConnector]: Sifa initialized [2019-09-06 13:58:38,296 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.09 01:58:38" (1/1) ... [2019-09-06 13:58:38,297 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=IntervalDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ Abstract when formula has more disjuncts than (negative numbers disable this limit)=8 ♦ Call Summarizer=ReUseSupersetCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=NONE ♦ Intern Fluid=SizeLimitFluid [2019-09-06 13:58:38,324 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-06 13:58:38,324 INFO L169 IcfgInterpreter]: Building call graph [2019-09-06 13:58:38,340 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-06 13:58:38,353 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-06 13:58:38,355 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-06 13:58:38,482 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 129 for LOIs [2019-09-06 13:59:21,670 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-06 13:59:21,671 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-06 13:59:21,673 INFO L193 IcfgInterpreter]: Reachable states at location mainErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 73697#(and (<= 0 main_~check__tmp~0) (<= main_~assert__arg~0 1) (<= ~mode3~0 1) (<= main_~check__tmp~0 1) (<= 0 ~mode1~0) (<= 0 ~mode3~0) (<= 0 ~__return_1482~0) (<= 0 ~mode2~0) (<= ~__return_1482~0 1) (<= 0 main_~assert__arg~0) (<= ~mode2~0 1) (<= ~mode1~0 1) (<= main_~main__c1~0 1) (<= main_~__tmp_1~0 1) (<= 0 main_~main__c1~0) (<= 0 main_~__tmp_1~0)) [2019-09-06 13:59:21,684 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-06 13:59:21,684 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-06 13:59:21,687 INFO L168 Benchmark]: Toolchain (without parser) took 44506.72 ms. Allocated memory was 141.6 MB in the beginning and 926.9 MB in the end (delta: 785.4 MB). Free memory was 87.1 MB in the beginning and 542.9 MB in the end (delta: -455.8 MB). Peak memory consumption was 329.6 MB. Max. memory is 7.1 GB. [2019-09-06 13:59:21,688 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 141.6 MB. Free memory was 106.4 MB in the beginning and 106.2 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-09-06 13:59:21,689 INFO L168 Benchmark]: CACSL2BoogieTranslator took 503.54 ms. Allocated memory was 141.6 MB in the beginning and 199.8 MB in the end (delta: 58.2 MB). Free memory was 86.9 MB in the beginning and 174.6 MB in the end (delta: -87.7 MB). Peak memory consumption was 21.0 MB. Max. memory is 7.1 GB. [2019-09-06 13:59:21,690 INFO L168 Benchmark]: Boogie Preprocessor took 38.49 ms. Allocated memory is still 199.8 MB. Free memory was 174.6 MB in the beginning and 172.9 MB in the end (delta: 1.7 MB). Peak memory consumption was 1.7 MB. Max. memory is 7.1 GB. [2019-09-06 13:59:21,691 INFO L168 Benchmark]: RCFGBuilder took 570.60 ms. Allocated memory is still 199.8 MB. Free memory was 172.4 MB in the beginning and 143.5 MB in the end (delta: 28.9 MB). Peak memory consumption was 28.9 MB. Max. memory is 7.1 GB. [2019-09-06 13:59:21,692 INFO L168 Benchmark]: Sifa took 43389.85 ms. Allocated memory was 199.8 MB in the beginning and 926.9 MB in the end (delta: 727.2 MB). Free memory was 143.5 MB in the beginning and 542.9 MB in the end (delta: -399.4 MB). Peak memory consumption was 327.8 MB. Max. memory is 7.1 GB. [2019-09-06 13:59:21,695 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 141.6 MB. Free memory was 106.4 MB in the beginning and 106.2 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 503.54 ms. Allocated memory was 141.6 MB in the beginning and 199.8 MB in the end (delta: 58.2 MB). Free memory was 86.9 MB in the beginning and 174.6 MB in the end (delta: -87.7 MB). Peak memory consumption was 21.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 38.49 ms. Allocated memory is still 199.8 MB. Free memory was 174.6 MB in the beginning and 172.9 MB in the end (delta: 1.7 MB). Peak memory consumption was 1.7 MB. Max. memory is 7.1 GB. * RCFGBuilder took 570.60 ms. Allocated memory is still 199.8 MB. Free memory was 172.4 MB in the beginning and 143.5 MB in the end (delta: 28.9 MB). Peak memory consumption was 28.9 MB. Max. memory is 7.1 GB. * Sifa took 43389.85 ms. Allocated memory was 199.8 MB in the beginning and 926.9 MB in the end (delta: 727.2 MB). Free memory was 143.5 MB in the beginning and 542.9 MB in the end (delta: -399.4 MB). Peak memory consumption was 327.8 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME[ms]: 43349, ICFG_INTERPRETER_ENTERED_PROCEDURES: 2, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 60098, DAG_INTERPRETER_EARLY_EXITS: 3256, TOOLS_POST_APPLICATIONS: 56857, TOOLS_POST_TIME[ms]: 13156, TOOLS_POST_CALL_APPLICATIONS: 2, TOOLS_POST_CALL_TIME[ms]: 44, TOOLS_POST_RETURN_APPLICATIONS: 1, TOOLS_POST_RETURN_TIME[ms]: 7, TOOLS_QUANTIFIERELIM_TIME[ms]: 9191, FLUID_QUERY_TIME[ms]: 347, FLUID_QUERIES: 60847, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 16680, DOMAIN_JOIN_TIME[ms]: 3239, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 155, DOMAIN_WIDEN_TIME[ms]: 61, DOMAIN_ISSUBSETEQ_APPLICATIONS: 749, DOMAIN_ISSUBSETEQ_TIME[ms]: 325, DOMAIN_ISBOTTOM_APPLICATIONS: 17078, DOMAIN_ISBOTTOM_TIME[ms]: 23840, LOOP_SUMMARIZER_APPLICATIONS: 594, LOOP_SUMMARIZER_CACHE_MISSES: 594, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 38524, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 38517, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 749, CALL_SUMMARIZER_APPLICATIONS: 1, CALL_SUMMARIZER_CACHE_MISSES: 0, CALL_SUMMARIZER_OVERALL_TIME[ms]: 35, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 0, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 6, PATH_EXPR_TIME[ms]: 9, REGEX_TO_DAG_TIME[ms]: 35, DAG_COMPRESSION_TIME[ms]: 767, DAG_COMPRESSION_PROCESSED_NODES: 60387, DAG_COMPRESSION_RETAINED_NODES: 21411 - UnprovableResult [Line: 185]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Over-approximation of reachable states at this location is 73697#(and (<= 0 main_~check__tmp~0) (<= main_~assert__arg~0 1) (<= ~mode3~0 1) (<= main_~check__tmp~0 1) (<= 0 ~mode1~0) (<= 0 ~mode3~0) (<= 0 ~__return_1482~0) (<= 0 ~mode2~0) (<= ~__return_1482~0 1) (<= 0 main_~assert__arg~0) (<= ~mode2~0 1) (<= ~mode1~0 1) (<= main_~main__c1~0 1) (<= main_~__tmp_1~0 1) (<= 0 main_~main__c1~0) (<= 0 main_~__tmp_1~0)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...