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 --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/loop-industry-pattern/aiob_4.c.v+lhb-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-21 09:09:53,903 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-21 09:09:53,904 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-21 09:09:53,917 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-21 09:09:53,918 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-21 09:09:53,918 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-21 09:09:53,920 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-21 09:09:53,921 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-21 09:09:53,923 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-21 09:09:53,924 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-21 09:09:53,925 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-21 09:09:53,926 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-21 09:09:53,926 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-21 09:09:53,927 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-21 09:09:53,928 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-21 09:09:53,929 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-21 09:09:53,930 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-21 09:09:53,931 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-21 09:09:53,932 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-21 09:09:53,934 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-21 09:09:53,936 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-21 09:09:53,937 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-21 09:09:53,938 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-21 09:09:53,939 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-21 09:09:53,941 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-21 09:09:53,941 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-21 09:09:53,942 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-21 09:09:53,943 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-21 09:09:53,943 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-21 09:09:53,944 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-21 09:09:53,944 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-21 09:09:53,945 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-21 09:09:53,946 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-21 09:09:53,947 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-21 09:09:53,948 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-21 09:09:53,948 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-21 09:09:53,949 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-21 09:09:53,949 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-21 09:09:53,949 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-21 09:09:53,950 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-21 09:09:53,950 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-21 09:09:53,951 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 [2019-09-21 09:09:53,966 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-21 09:09:53,966 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-21 09:09:53,967 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-21 09:09:53,967 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-21 09:09:53,968 INFO L138 SettingsManager]: * Use SBE=true [2019-09-21 09:09:53,968 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-21 09:09:53,968 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-21 09:09:53,968 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-21 09:09:53,968 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-21 09:09:53,969 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-21 09:09:53,969 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-21 09:09:53,969 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-21 09:09:53,969 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-21 09:09:53,969 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-21 09:09:53,970 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-21 09:09:53,970 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-21 09:09:53,970 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-21 09:09:53,970 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-21 09:09:53,970 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-21 09:09:53,971 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-21 09:09:53,971 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-21 09:09:53,971 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-21 09:09:53,971 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-21 09:09:53,971 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-21 09:09:53,972 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-21 09:09:53,972 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-21 09:09:53,972 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-21 09:09:53,972 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-21 09:09:53,972 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> IntervalDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK [2019-09-21 09:09:54,017 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-21 09:09:54,029 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-21 09:09:54,033 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-21 09:09:54,034 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-21 09:09:54,035 INFO L275 PluginConnector]: CDTParser initialized [2019-09-21 09:09:54,035 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-industry-pattern/aiob_4.c.v+lhb-reducer.c [2019-09-21 09:09:54,096 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/66c35e87d/25c0ba5bcd38459999e20d1c730023ab/FLAG5b8dc9832 [2019-09-21 09:09:54,613 INFO L306 CDTParser]: Found 1 translation units. [2019-09-21 09:09:54,615 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-industry-pattern/aiob_4.c.v+lhb-reducer.c [2019-09-21 09:09:54,628 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/66c35e87d/25c0ba5bcd38459999e20d1c730023ab/FLAG5b8dc9832 [2019-09-21 09:09:54,924 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/66c35e87d/25c0ba5bcd38459999e20d1c730023ab [2019-09-21 09:09:54,933 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-21 09:09:54,935 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-21 09:09:54,936 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-21 09:09:54,936 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-21 09:09:54,938 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-21 09:09:54,939 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 09:09:54" (1/1) ... [2019-09-21 09:09:54,942 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1b3b2090 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:09:54, skipping insertion in model container [2019-09-21 09:09:54,942 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 09:09:54" (1/1) ... [2019-09-21 09:09:54,950 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-21 09:09:55,001 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-21 09:09:55,433 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-21 09:09:55,449 INFO L188 MainTranslator]: Completed pre-run [2019-09-21 09:09:55,600 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-21 09:09:55,621 INFO L192 MainTranslator]: Completed translation [2019-09-21 09:09:55,621 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:09:55 WrapperNode [2019-09-21 09:09:55,621 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-21 09:09:55,622 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-21 09:09:55,622 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-21 09:09:55,622 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-21 09:09:55,634 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:09:55" (1/1) ... [2019-09-21 09:09:55,635 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:09:55" (1/1) ... [2019-09-21 09:09:55,655 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:09:55" (1/1) ... [2019-09-21 09:09:55,655 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:09:55" (1/1) ... [2019-09-21 09:09:55,694 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:09:55" (1/1) ... [2019-09-21 09:09:55,705 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:09:55" (1/1) ... [2019-09-21 09:09:55,709 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:09:55" (1/1) ... [2019-09-21 09:09:55,716 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-21 09:09:55,717 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-21 09:09:55,717 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-21 09:09:55,717 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-21 09:09:55,722 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:09:55" (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 [2019-09-21 09:09:55,793 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-21 09:09:55,793 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-21 09:09:55,793 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-21 09:09:55,794 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-21 09:09:55,794 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_89 [2019-09-21 09:09:55,794 INFO L130 BoogieDeclarations]: Found specification of procedure fopen [2019-09-21 09:09:55,794 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-21 09:09:55,794 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-09-21 09:09:55,795 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-21 09:09:55,795 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-21 09:09:55,795 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-21 09:09:55,795 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-21 09:09:55,795 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-21 09:09:55,796 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-21 09:09:55,796 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-21 09:09:55,796 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-21 09:09:55,796 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-21 09:09:57,126 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-21 09:09:57,127 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-21 09:09:57,128 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 09:09:57 BoogieIcfgContainer [2019-09-21 09:09:57,128 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-21 09:09:57,129 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-21 09:09:57,129 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-21 09:09:57,129 INFO L275 PluginConnector]: Sifa initialized [2019-09-21 09:09:57,130 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 09:09:57" (1/1) ... [2019-09-21 09:09:57,131 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=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_QUICK ♦ Intern Fluid=SizeLimitFluid [2019-09-21 09:09:57,158 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-21 09:09:57,162 INFO L169 IcfgInterpreter]: Building call graph [2019-09-21 09:09:57,171 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-21 09:09:57,183 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-21 09:09:57,185 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-21 09:09:58,052 WARN L191 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2019-09-21 09:09:59,941 WARN L191 SmtUtils]: Spent 1.51 s on a formula simplification. DAG size of input: 275 DAG size of output: 221 [2019-09-21 09:10:00,066 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 78 for LOIs [2019-09-21 09:10:18,671 WARN L191 SmtUtils]: Spent 570.00 ms on a formula simplification that was a NOOP. DAG size: 933 [2019-09-21 09:10:34,447 WARN L191 SmtUtils]: Spent 400.00 ms on a formula simplification that was a NOOP. DAG size: 972 [2019-09-21 09:10:34,982 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-21 09:10:34,983 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-21 09:10:34,985 INFO L193 IcfgInterpreter]: Reachable states at location mainErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 66#(and (<= main_~__tmp_12~0 0) (<= 0 main_~Id_MCDC_89____CPAchecker_TMP_1~9) (<= 0 main_~__VERIFIER_assert__Id_MCDC_92~10) (<= 0 main_~__tmp_12~0) (<= main_~__VERIFIER_assert__Id_MCDC_92~10 0) (<= main_~Id_MCDC_89____CPAchecker_TMP_1~9 0)) [2019-09-21 09:10:34,999 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-21 09:10:34,999 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-21 09:10:35,002 INFO L168 Benchmark]: Toolchain (without parser) took 40066.59 ms. Allocated memory was 132.1 MB in the beginning and 407.4 MB in the end (delta: 275.3 MB). Free memory was 87.0 MB in the beginning and 89.3 MB in the end (delta: -2.3 MB). Peak memory consumption was 272.9 MB. Max. memory is 7.1 GB. [2019-09-21 09:10:35,003 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 132.1 MB. Free memory was 106.2 MB in the beginning and 106.0 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-21 09:10:35,004 INFO L168 Benchmark]: CACSL2BoogieTranslator took 685.79 ms. Allocated memory was 132.1 MB in the beginning and 199.8 MB in the end (delta: 67.6 MB). Free memory was 86.7 MB in the beginning and 165.5 MB in the end (delta: -78.7 MB). Peak memory consumption was 27.0 MB. Max. memory is 7.1 GB. [2019-09-21 09:10:35,005 INFO L168 Benchmark]: Boogie Preprocessor took 94.94 ms. Allocated memory is still 199.8 MB. Free memory was 165.5 MB in the beginning and 160.4 MB in the end (delta: 5.1 MB). Peak memory consumption was 5.1 MB. Max. memory is 7.1 GB. [2019-09-21 09:10:35,006 INFO L168 Benchmark]: RCFGBuilder took 1411.24 ms. Allocated memory was 199.8 MB in the beginning and 222.8 MB in the end (delta: 23.1 MB). Free memory was 160.4 MB in the beginning and 174.4 MB in the end (delta: -14.0 MB). Peak memory consumption was 91.3 MB. Max. memory is 7.1 GB. [2019-09-21 09:10:35,007 INFO L168 Benchmark]: Sifa took 37870.77 ms. Allocated memory was 222.8 MB in the beginning and 407.4 MB in the end (delta: 184.5 MB). Free memory was 174.4 MB in the beginning and 89.3 MB in the end (delta: 85.1 MB). Peak memory consumption was 269.7 MB. Max. memory is 7.1 GB. [2019-09-21 09:10:35,011 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 132.1 MB. Free memory was 106.2 MB in the beginning and 106.0 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 685.79 ms. Allocated memory was 132.1 MB in the beginning and 199.8 MB in the end (delta: 67.6 MB). Free memory was 86.7 MB in the beginning and 165.5 MB in the end (delta: -78.7 MB). Peak memory consumption was 27.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 94.94 ms. Allocated memory is still 199.8 MB. Free memory was 165.5 MB in the beginning and 160.4 MB in the end (delta: 5.1 MB). Peak memory consumption was 5.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1411.24 ms. Allocated memory was 199.8 MB in the beginning and 222.8 MB in the end (delta: 23.1 MB). Free memory was 160.4 MB in the beginning and 174.4 MB in the end (delta: -14.0 MB). Peak memory consumption was 91.3 MB. Max. memory is 7.1 GB. * Sifa took 37870.77 ms. Allocated memory was 222.8 MB in the beginning and 407.4 MB in the end (delta: 184.5 MB). Free memory was 174.4 MB in the beginning and 89.3 MB in the end (delta: 85.1 MB). Peak memory consumption was 269.7 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]: 37827, ICFG_INTERPRETER_ENTERED_PROCEDURES: 2, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 57, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 54, TOOLS_POST_TIME[ms]: 37341, TOOLS_POST_CALL_APPLICATIONS: 2, TOOLS_POST_CALL_TIME[ms]: 33, TOOLS_POST_RETURN_APPLICATIONS: 1, TOOLS_POST_RETURN_TIME[ms]: 4, TOOLS_QUANTIFIERELIM_APPLICATIONS: 57, TOOLS_QUANTIFIERELIM_TIME[ms]: 37311, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 34331, FLUID_QUERY_TIME[ms]: 7, FLUID_QUERIES: 59, FLUID_YES_ANSWERS: 2, DOMAIN_JOIN_APPLICATIONS: 4, DOMAIN_JOIN_TIME[ms]: 32, DOMAIN_ALPHA_APPLICATIONS: 2, DOMAIN_ALPHA_TIME[ms]: 279, DOMAIN_WIDEN_APPLICATIONS: 1, DOMAIN_WIDEN_TIME[ms]: 1, DOMAIN_ISSUBSETEQ_APPLICATIONS: 2, DOMAIN_ISSUBSETEQ_TIME[ms]: 4, DOMAIN_ISBOTTOM_APPLICATIONS: 0, DOMAIN_ISBOTTOM_TIME[ms]: 0, LOOP_SUMMARIZER_APPLICATIONS: 1, LOOP_SUMMARIZER_CACHE_MISSES: 1, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 19, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 18, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 2, CALL_SUMMARIZER_APPLICATIONS: 1, CALL_SUMMARIZER_CACHE_MISSES: 1, CALL_SUMMARIZER_OVERALL_TIME[ms]: 2800, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 2800, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 5, PATH_EXPR_TIME[ms]: 5, REGEX_TO_DAG_TIME[ms]: 5, DAG_COMPRESSION_TIME[ms]: 50, DAG_COMPRESSION_PROCESSED_NODES: 704, DAG_COMPRESSION_RETAINED_NODES: 108 - UnprovableResult [Line: 465]: 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 66#(and (<= main_~__tmp_12~0 0) (<= 0 main_~Id_MCDC_89____CPAchecker_TMP_1~9) (<= 0 main_~__VERIFIER_assert__Id_MCDC_92~10) (<= 0 main_~__tmp_12~0) (<= main_~__VERIFIER_assert__Id_MCDC_92~10 0) (<= main_~Id_MCDC_89____CPAchecker_TMP_1~9 0)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...