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 ExplicitValueDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique NONE -i ../../../trunk/examples/svcomp/loop-industry-pattern/mod3.c.v+sep-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 15:05:00,498 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 15:05:00,500 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 15:05:00,512 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 15:05:00,512 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 15:05:00,513 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 15:05:00,514 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 15:05:00,516 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 15:05:00,518 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 15:05:00,519 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 15:05:00,520 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 15:05:00,521 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 15:05:00,521 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 15:05:00,522 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 15:05:00,523 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 15:05:00,524 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 15:05:00,525 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 15:05:00,526 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 15:05:00,528 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 15:05:00,530 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 15:05:00,531 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 15:05:00,532 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 15:05:00,534 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 15:05:00,535 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 15:05:00,537 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-09-20 15:05:00,546 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 15:05:00,547 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 15:05:00,548 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 15:05:00,549 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 [2019-09-20 15:05:00,576 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 15:05:00,577 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 15:05:00,579 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 15:05:00,580 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 15:05:00,580 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 15:05:00,580 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 15:05:00,580 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 15:05:00,581 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 15:05:00,581 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 15:05:00,581 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 15:05:00,581 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 15:05:00,581 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 15:05:00,582 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 15:05:00,582 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 15:05:00,582 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 15:05:00,583 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 15:05:00,584 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 15:05:00,584 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 15:05:00,584 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 15:05:00,584 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 15:05:00,585 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 15:05:00,585 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 15:05:00,585 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 15:05:00,585 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 15:05:00,586 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 15:05:00,586 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 15:05:00,586 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 15:05:00,586 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 15:05:00,586 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> ExplicitValueDomain 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 -> NONE [2019-09-20 15:05:00,648 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 15:05:00,668 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 15:05:00,673 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 15:05:00,675 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 15:05:00,675 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 15:05:00,676 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-industry-pattern/mod3.c.v+sep-reducer.c [2019-09-20 15:05:00,742 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fc4c7b3d0/1036beaa7cf44cc18c72a72c592da8b1/FLAGf46dc115b [2019-09-20 15:05:01,215 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 15:05:01,216 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-industry-pattern/mod3.c.v+sep-reducer.c [2019-09-20 15:05:01,227 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fc4c7b3d0/1036beaa7cf44cc18c72a72c592da8b1/FLAGf46dc115b [2019-09-20 15:05:01,590 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fc4c7b3d0/1036beaa7cf44cc18c72a72c592da8b1 [2019-09-20 15:05:01,601 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 15:05:01,603 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 15:05:01,604 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 15:05:01,604 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 15:05:01,607 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 15:05:01,607 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 03:05:01" (1/1) ... [2019-09-20 15:05:01,610 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@54f3530e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:05:01, skipping insertion in model container [2019-09-20 15:05:01,611 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 03:05:01" (1/1) ... [2019-09-20 15:05:01,618 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 15:05:01,642 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 15:05:01,827 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 15:05:01,832 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 15:05:01,858 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 15:05:01,873 INFO L192 MainTranslator]: Completed translation [2019-09-20 15:05:01,874 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:05:01 WrapperNode [2019-09-20 15:05:01,874 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 15:05:01,875 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 15:05:01,875 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 15:05:01,875 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 15:05:01,979 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:05:01" (1/1) ... [2019-09-20 15:05:01,979 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:05:01" (1/1) ... [2019-09-20 15:05:01,986 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:05:01" (1/1) ... [2019-09-20 15:05:01,988 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:05:01" (1/1) ... [2019-09-20 15:05:01,994 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:05:01" (1/1) ... [2019-09-20 15:05:01,996 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:05:01" (1/1) ... [2019-09-20 15:05:02,000 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:05:01" (1/1) ... [2019-09-20 15:05:02,002 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 15:05:02,005 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 15:05:02,005 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 15:05:02,005 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 15:05:02,006 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:05:01" (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 [2019-09-20 15:05:02,055 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 15:05:02,055 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 15:05:02,055 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 15:05:02,055 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 15:05:02,055 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 15:05:02,055 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-09-20 15:05:02,056 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 15:05:02,056 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 15:05:02,056 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 15:05:02,329 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 15:05:02,330 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-20 15:05:02,331 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 03:05:02 BoogieIcfgContainer [2019-09-20 15:05:02,331 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 15:05:02,332 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 15:05:02,332 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 15:05:02,332 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 15:05:02,333 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 03:05:02" (1/1) ... [2019-09-20 15:05:02,334 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ 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=NONE ♦ Intern Fluid=SizeLimitFluid [2019-09-20 15:05:02,357 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 15:05:02,357 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 15:05:02,365 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 15:05:02,375 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 15:05:02,377 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 15:05:02,503 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 32 for LOIs [2019-09-20 15:05:04,994 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-20 15:05:04,995 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-20 15:05:04,999 INFO L193 IcfgInterpreter]: Reachable states at location mainErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 425#(and (= 0 main_~main____CPAchecker_TMP_0~1) (= (ite (= (mod (ite (and (not (= 0 (mod (mod main_~main__x~0 4294967296) 3))) (< (mod main_~main__x~0 4294967296) 0)) (+ (mod (mod main_~main__x~0 4294967296) 3) (- 3)) (mod (mod main_~main__x~0 4294967296) 3)) 4294967296) 0) 1 0) main_~__tmp_1~0) (<= 0 (+ main_~main____CPAchecker_TMP_0~1 2147483648)) (= main_~__VERIFIER_assert__cond~0 0) (= main_~__tmp_1~0 main_~__VERIFIER_assert__cond~0) (<= main_~main____CPAchecker_TMP_0~1 2147483647) (= 0 (mod main_~main__y~0 4294967296))) [2019-09-20 15:05:05,016 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-20 15:05:05,017 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-20 15:05:05,021 INFO L168 Benchmark]: Toolchain (without parser) took 3416.54 ms. Allocated memory was 137.9 MB in the beginning and 197.7 MB in the end (delta: 59.8 MB). Free memory was 84.4 MB in the beginning and 118.7 MB in the end (delta: -34.4 MB). Peak memory consumption was 25.4 MB. Max. memory is 7.1 GB. [2019-09-20 15:05:05,022 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 137.9 MB. Free memory was 104.0 MB in the beginning and 103.8 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-20 15:05:05,025 INFO L168 Benchmark]: CACSL2BoogieTranslator took 270.49 ms. Allocated memory is still 137.9 MB. Free memory was 84.1 MB in the beginning and 73.7 MB in the end (delta: 10.4 MB). Peak memory consumption was 10.4 MB. Max. memory is 7.1 GB. [2019-09-20 15:05:05,026 INFO L168 Benchmark]: Boogie Preprocessor took 127.13 ms. Allocated memory was 137.9 MB in the beginning and 197.7 MB in the end (delta: 59.8 MB). Free memory was 73.7 MB in the beginning and 174.4 MB in the end (delta: -100.7 MB). Peak memory consumption was 11.2 MB. Max. memory is 7.1 GB. [2019-09-20 15:05:05,027 INFO L168 Benchmark]: RCFGBuilder took 326.52 ms. Allocated memory is still 197.7 MB. Free memory was 174.4 MB in the beginning and 157.7 MB in the end (delta: 16.7 MB). Peak memory consumption was 16.7 MB. Max. memory is 7.1 GB. [2019-09-20 15:05:05,029 INFO L168 Benchmark]: Sifa took 2685.99 ms. Allocated memory is still 197.7 MB. Free memory was 157.7 MB in the beginning and 118.7 MB in the end (delta: 39.0 MB). Peak memory consumption was 39.0 MB. Max. memory is 7.1 GB. [2019-09-20 15:05:05,043 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 137.9 MB. Free memory was 104.0 MB in the beginning and 103.8 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 270.49 ms. Allocated memory is still 137.9 MB. Free memory was 84.1 MB in the beginning and 73.7 MB in the end (delta: 10.4 MB). Peak memory consumption was 10.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 127.13 ms. Allocated memory was 137.9 MB in the beginning and 197.7 MB in the end (delta: 59.8 MB). Free memory was 73.7 MB in the beginning and 174.4 MB in the end (delta: -100.7 MB). Peak memory consumption was 11.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 326.52 ms. Allocated memory is still 197.7 MB. Free memory was 174.4 MB in the beginning and 157.7 MB in the end (delta: 16.7 MB). Peak memory consumption was 16.7 MB. Max. memory is 7.1 GB. * Sifa took 2685.99 ms. Allocated memory is still 197.7 MB. Free memory was 157.7 MB in the beginning and 118.7 MB in the end (delta: 39.0 MB). Peak memory consumption was 39.0 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]: 2642, ICFG_INTERPRETER_ENTERED_PROCEDURES: 2, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 96, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 85, TOOLS_POST_TIME[ms]: 209, TOOLS_POST_CALL_APPLICATIONS: 2, TOOLS_POST_CALL_TIME[ms]: 48, TOOLS_POST_RETURN_APPLICATIONS: 1, TOOLS_POST_RETURN_TIME[ms]: 21, TOOLS_QUANTIFIERELIM_APPLICATIONS: 88, TOOLS_QUANTIFIERELIM_TIME[ms]: 198, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 20, FLUID_QUERY_TIME[ms]: 10, FLUID_QUERIES: 103, FLUID_YES_ANSWERS: 11, DOMAIN_JOIN_APPLICATIONS: 28, DOMAIN_JOIN_TIME[ms]: 13, DOMAIN_ALPHA_APPLICATIONS: 11, DOMAIN_ALPHA_TIME[ms]: 102, DOMAIN_WIDEN_APPLICATIONS: 3, DOMAIN_WIDEN_TIME[ms]: 4, DOMAIN_ISSUBSETEQ_APPLICATIONS: 7, DOMAIN_ISSUBSETEQ_TIME[ms]: 2068, DOMAIN_ISBOTTOM_APPLICATIONS: 14, DOMAIN_ISBOTTOM_TIME[ms]: 63, LOOP_SUMMARIZER_APPLICATIONS: 4, LOOP_SUMMARIZER_CACHE_MISSES: 4, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 2433, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 2432, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 7, CALL_SUMMARIZER_APPLICATIONS: 1, CALL_SUMMARIZER_CACHE_MISSES: 1, CALL_SUMMARIZER_OVERALL_TIME[ms]: 11, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 11, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 8, PATH_EXPR_TIME[ms]: 5, REGEX_TO_DAG_TIME[ms]: 7, DAG_COMPRESSION_TIME[ms]: 28, DAG_COMPRESSION_PROCESSED_NODES: 137, DAG_COMPRESSION_RETAINED_NODES: 71 - UnprovableResult [Line: 95]: 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 425#(and (= 0 main_~main____CPAchecker_TMP_0~1) (= (ite (= (mod (ite (and (not (= 0 (mod (mod main_~main__x~0 4294967296) 3))) (< (mod main_~main__x~0 4294967296) 0)) (+ (mod (mod main_~main__x~0 4294967296) 3) (- 3)) (mod (mod main_~main__x~0 4294967296) 3)) 4294967296) 0) 1 0) main_~__tmp_1~0) (<= 0 (+ main_~main____CPAchecker_TMP_0~1 2147483648)) (= main_~__VERIFIER_assert__cond~0 0) (= main_~__tmp_1~0 main_~__VERIFIER_assert__cond~0) (<= main_~main____CPAchecker_TMP_0~1 2147483647) (= 0 (mod main_~main__y~0 4294967296))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...