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.4.1.ufo.BOUNDED-8.pals.c.v+nlh-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-06 13:59:24,079 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-06 13:59:24,081 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-06 13:59:24,093 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-06 13:59:24,093 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-06 13:59:24,095 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-06 13:59:24,096 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-06 13:59:24,098 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-06 13:59:24,100 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-06 13:59:24,101 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-06 13:59:24,102 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-06 13:59:24,103 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-06 13:59:24,103 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-06 13:59:24,104 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-06 13:59:24,105 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-06 13:59:24,106 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-06 13:59:24,107 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-06 13:59:24,108 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-06 13:59:24,110 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-06 13:59:24,112 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-06 13:59:24,114 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-06 13:59:24,115 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-06 13:59:24,116 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-06 13:59:24,117 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-06 13:59:24,120 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-06 13:59:24,120 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-06 13:59:24,120 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-06 13:59:24,121 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-06 13:59:24,122 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-06 13:59:24,123 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-06 13:59:24,123 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-06 13:59:24,124 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-06 13:59:24,125 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-06 13:59:24,126 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-06 13:59:24,127 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-06 13:59:24,127 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-06 13:59:24,128 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-06 13:59:24,128 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-06 13:59:24,129 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-06 13:59:24,130 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-06 13:59:24,130 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-06 13:59:24,131 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 13:59:24,147 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-06 13:59:24,147 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-06 13:59:24,149 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-06 13:59:24,149 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-06 13:59:24,149 INFO L138 SettingsManager]: * Use SBE=true [2019-09-06 13:59:24,149 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-06 13:59:24,150 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-06 13:59:24,150 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-06 13:59:24,150 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-06 13:59:24,150 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-06 13:59:24,151 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-06 13:59:24,151 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-06 13:59:24,151 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-06 13:59:24,151 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-06 13:59:24,151 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-06 13:59:24,152 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-06 13:59:24,152 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-06 13:59:24,152 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-06 13:59:24,152 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-06 13:59:24,152 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-06 13:59:24,153 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-06 13:59:24,153 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-06 13:59:24,153 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-06 13:59:24,153 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-06 13:59:24,154 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-06 13:59:24,154 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-06 13:59:24,154 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-06 13:59:24,154 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-06 13:59:24,154 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 13:59:24,184 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-06 13:59:24,197 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-06 13:59:24,200 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-06 13:59:24,201 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-06 13:59:24,202 INFO L275 PluginConnector]: CDTParser initialized [2019-09-06 13:59:24,203 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr.4.1.ufo.BOUNDED-8.pals.c.v+nlh-reducer.c [2019-09-06 13:59:24,260 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7a9fa437a/5aafd89d9fd74c25ae869e2541e41fdd/FLAG4c4e9907b [2019-09-06 13:59:24,760 INFO L306 CDTParser]: Found 1 translation units. [2019-09-06 13:59:24,761 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr.4.1.ufo.BOUNDED-8.pals.c.v+nlh-reducer.c [2019-09-06 13:59:24,782 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7a9fa437a/5aafd89d9fd74c25ae869e2541e41fdd/FLAG4c4e9907b [2019-09-06 13:59:25,116 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7a9fa437a/5aafd89d9fd74c25ae869e2541e41fdd [2019-09-06 13:59:25,125 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-06 13:59:25,126 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-06 13:59:25,127 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-06 13:59:25,128 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-06 13:59:25,131 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-06 13:59:25,132 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.09 01:59:25" (1/1) ... [2019-09-06 13:59:25,136 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@666deafa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 01:59:25, skipping insertion in model container [2019-09-06 13:59:25,137 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.09 01:59:25" (1/1) ... [2019-09-06 13:59:25,144 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-06 13:59:25,201 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-06 13:59:25,577 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-06 13:59:25,589 INFO L188 MainTranslator]: Completed pre-run [2019-09-06 13:59:25,683 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-06 13:59:25,705 INFO L192 MainTranslator]: Completed translation [2019-09-06 13:59:25,705 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 01:59:25 WrapperNode [2019-09-06 13:59:25,705 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-06 13:59:25,706 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-06 13:59:25,706 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-06 13:59:25,707 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-06 13:59:25,731 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 01:59:25" (1/1) ... [2019-09-06 13:59:25,731 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 01:59:25" (1/1) ... [2019-09-06 13:59:25,750 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 01:59:25" (1/1) ... [2019-09-06 13:59:25,750 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 01:59:25" (1/1) ... [2019-09-06 13:59:25,765 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 01:59:25" (1/1) ... [2019-09-06 13:59:25,788 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 01:59:25" (1/1) ... [2019-09-06 13:59:25,791 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 01:59:25" (1/1) ... [2019-09-06 13:59:25,795 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-06 13:59:25,799 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-06 13:59:25,799 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-06 13:59:25,800 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-06 13:59:25,801 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 01:59:25" (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 13:59:25,849 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-06 13:59:25,849 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-06 13:59:25,849 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-06 13:59:25,849 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-06 13:59:25,849 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-09-06 13:59:25,850 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-09-06 13:59:25,850 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2019-09-06 13:59:25,850 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-06 13:59:25,850 INFO L130 BoogieDeclarations]: Found specification of procedure read [2019-09-06 13:59:25,850 INFO L130 BoogieDeclarations]: Found specification of procedure write [2019-09-06 13:59:25,850 INFO L130 BoogieDeclarations]: Found specification of procedure node1 [2019-09-06 13:59:25,851 INFO L130 BoogieDeclarations]: Found specification of procedure node2 [2019-09-06 13:59:25,851 INFO L130 BoogieDeclarations]: Found specification of procedure node3 [2019-09-06 13:59:25,851 INFO L130 BoogieDeclarations]: Found specification of procedure node4 [2019-09-06 13:59:25,851 INFO L130 BoogieDeclarations]: Found specification of procedure init [2019-09-06 13:59:25,851 INFO L130 BoogieDeclarations]: Found specification of procedure check [2019-09-06 13:59:25,852 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-06 13:59:25,852 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-06 13:59:25,852 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-06 13:59:26,612 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-06 13:59:26,612 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-06 13:59:26,613 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.09 01:59:26 BoogieIcfgContainer [2019-09-06 13:59:26,614 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-06 13:59:26,614 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-06 13:59:26,614 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-06 13:59:26,615 INFO L275 PluginConnector]: Sifa initialized [2019-09-06 13:59:26,616 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.09 01:59:26" (1/1) ... [2019-09-06 13:59:26,616 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 13:59:26,655 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-06 13:59:26,655 INFO L169 IcfgInterpreter]: Building call graph [2019-09-06 13:59:26,676 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-06 13:59:26,693 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-06 13:59:26,694 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-06 13:59:26,833 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 172 for LOIs [2019-09-06 14:01:44,178 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-06 14:01:44,179 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-06 14:01:44,181 INFO L193 IcfgInterpreter]: Reachable states at location mainErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 369618#(and (<= 0 main_~__tmp_2~0) (<= ~mode3~0 1) (<= 0 main_~assert__arg~1) (<= 0 ~mode3~0) (<= main_~check__tmp~1 1) (<= 0 ~mode2~0) (<= main_~assert__arg~1 1) (<= 0 main_~check__tmp~1) (<= ~mode2~0 1) (<= ~mode4~0 1) (<= main_~main__c1~0 1) (<= main_~__tmp_2~0 1) (<= 0 ~__return_3195~0) (<= ~__return_3195~0 1) (<= 0 main_~main__c1~0)) [2019-09-06 14:01:44,198 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-06 14:01:44,198 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-06 14:01:44,200 INFO L168 Benchmark]: Toolchain (without parser) took 139073.24 ms. Allocated memory was 132.1 MB in the beginning and 2.0 GB in the end (delta: 1.8 GB). Free memory was 87.5 MB in the beginning and 1.2 GB in the end (delta: -1.2 GB). Peak memory consumption was 673.2 MB. Max. memory is 7.1 GB. [2019-09-06 14:01:44,201 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 132.1 MB. Free memory was 106.4 MB in the beginning and 106.2 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-06 14:01:44,203 INFO L168 Benchmark]: CACSL2BoogieTranslator took 578.38 ms. Allocated memory was 132.1 MB in the beginning and 199.8 MB in the end (delta: 67.6 MB). Free memory was 87.1 MB in the beginning and 170.8 MB in the end (delta: -83.7 MB). Peak memory consumption was 29.9 MB. Max. memory is 7.1 GB. [2019-09-06 14:01:44,203 INFO L168 Benchmark]: Boogie Preprocessor took 89.33 ms. Allocated memory is still 199.8 MB. Free memory was 170.8 MB in the beginning and 168.2 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 7.1 GB. [2019-09-06 14:01:44,204 INFO L168 Benchmark]: RCFGBuilder took 814.61 ms. Allocated memory is still 199.8 MB. Free memory was 168.2 MB in the beginning and 116.4 MB in the end (delta: 51.8 MB). Peak memory consumption was 51.8 MB. Max. memory is 7.1 GB. [2019-09-06 14:01:44,205 INFO L168 Benchmark]: Sifa took 137583.84 ms. Allocated memory was 199.8 MB in the beginning and 2.0 GB in the end (delta: 1.8 GB). Free memory was 116.4 MB in the beginning and 1.2 GB in the end (delta: -1.1 GB). Peak memory consumption was 634.5 MB. Max. memory is 7.1 GB. [2019-09-06 14:01:44,209 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 132.1 MB. Free memory was 106.4 MB in the beginning and 106.2 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 578.38 ms. Allocated memory was 132.1 MB in the beginning and 199.8 MB in the end (delta: 67.6 MB). Free memory was 87.1 MB in the beginning and 170.8 MB in the end (delta: -83.7 MB). Peak memory consumption was 29.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 89.33 ms. Allocated memory is still 199.8 MB. Free memory was 170.8 MB in the beginning and 168.2 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 7.1 GB. * RCFGBuilder took 814.61 ms. Allocated memory is still 199.8 MB. Free memory was 168.2 MB in the beginning and 116.4 MB in the end (delta: 51.8 MB). Peak memory consumption was 51.8 MB. Max. memory is 7.1 GB. * Sifa took 137583.84 ms. Allocated memory was 199.8 MB in the beginning and 2.0 GB in the end (delta: 1.8 GB). Free memory was 116.4 MB in the beginning and 1.2 GB in the end (delta: -1.1 GB). Peak memory consumption was 634.5 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]: 137526, ICFG_INTERPRETER_ENTERED_PROCEDURES: 2, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 263864, DAG_INTERPRETER_EARLY_EXITS: 35, TOOLS_POST_APPLICATIONS: 262340, TOOLS_POST_TIME[ms]: 52599, TOOLS_POST_CALL_APPLICATIONS: 2, TOOLS_POST_CALL_TIME[ms]: 61, TOOLS_POST_RETURN_APPLICATIONS: 1, TOOLS_POST_RETURN_TIME[ms]: 12, TOOLS_QUANTIFIERELIM_TIME[ms]: 39194, FLUID_QUERY_TIME[ms]: 1056, FLUID_QUERIES: 264436, FLUID_YES_ANSWERS: 22, DOMAIN_JOIN_APPLICATIONS: 107053, DOMAIN_JOIN_TIME[ms]: 20075, DOMAIN_ALPHA_APPLICATIONS: 22, DOMAIN_ALPHA_TIME[ms]: 1351, DOMAIN_WIDEN_APPLICATIONS: 198, DOMAIN_WIDEN_TIME[ms]: 32, DOMAIN_ISSUBSETEQ_APPLICATIONS: 572, DOMAIN_ISSUBSETEQ_TIME[ms]: 329, DOMAIN_ISBOTTOM_APPLICATIONS: 75239, DOMAIN_ISBOTTOM_TIME[ms]: 51643, LOOP_SUMMARIZER_APPLICATIONS: 374, LOOP_SUMMARIZER_CACHE_MISSES: 374, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 114299, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 114286, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 572, CALL_SUMMARIZER_APPLICATIONS: 1, CALL_SUMMARIZER_CACHE_MISSES: 0, CALL_SUMMARIZER_OVERALL_TIME[ms]: 36, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 0, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 7, PATH_EXPR_TIME[ms]: 21, REGEX_TO_DAG_TIME[ms]: 143, DAG_COMPRESSION_TIME[ms]: 4013, DAG_COMPRESSION_PROCESSED_NODES: 392419, DAG_COMPRESSION_RETAINED_NODES: 129640 - UnprovableResult [Line: 342]: 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 369618#(and (<= 0 main_~__tmp_2~0) (<= ~mode3~0 1) (<= 0 main_~assert__arg~1) (<= 0 ~mode3~0) (<= main_~check__tmp~1 1) (<= 0 ~mode2~0) (<= main_~assert__arg~1 1) (<= 0 main_~check__tmp~1) (<= ~mode2~0 1) (<= ~mode4~0 1) (<= main_~main__c1~0 1) (<= main_~__tmp_2~0 1) (<= 0 ~__return_3195~0) (<= ~__return_3195~0 1) (<= 0 main_~main__c1~0)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...