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/float-benchs/zonotope_3.c.v+lhb-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-06 08:36:43,041 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-06 08:36:43,044 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-06 08:36:43,056 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-06 08:36:43,056 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-06 08:36:43,057 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-06 08:36:43,058 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-06 08:36:43,060 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-06 08:36:43,062 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-06 08:36:43,063 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-06 08:36:43,064 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-06 08:36:43,065 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-06 08:36:43,065 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-06 08:36:43,066 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-06 08:36:43,067 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-06 08:36:43,068 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-06 08:36:43,069 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-06 08:36:43,070 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-06 08:36:43,072 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-06 08:36:43,074 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-06 08:36:43,075 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-06 08:36:43,076 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-06 08:36:43,077 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-06 08:36:43,078 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-06 08:36:43,080 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-09-06 08:36:43,084 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-06 08:36:43,084 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-06 08:36:43,085 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-06 08:36:43,086 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-06 08:36:43,087 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-06 08:36:43,087 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-06 08:36:43,088 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-06 08:36:43,088 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-06 08:36:43,088 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-06 08:36:43,089 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-06 08:36:43,090 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-06 08:36:43,091 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 08:36:43,105 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-06 08:36:43,106 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-06 08:36:43,107 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-06 08:36:43,107 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-06 08:36:43,107 INFO L138 SettingsManager]: * Use SBE=true [2019-09-06 08:36:43,108 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-06 08:36:43,108 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-06 08:36:43,108 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-06 08:36:43,108 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-06 08:36:43,108 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-06 08:36:43,109 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-06 08:36:43,109 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-06 08:36:43,109 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-06 08:36:43,109 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-06 08:36:43,109 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-06 08:36:43,110 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-06 08:36:43,110 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-06 08:36:43,110 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-06 08:36:43,110 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-06 08:36:43,110 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-06 08:36:43,111 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-06 08:36:43,111 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-06 08:36:43,111 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-06 08:36:43,111 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-06 08:36:43,111 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-06 08:36:43,112 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-06 08:36:43,112 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-06 08:36:43,112 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-06 08:36:43,112 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 08:36:43,142 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-06 08:36:43,153 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-06 08:36:43,156 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-06 08:36:43,158 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-06 08:36:43,158 INFO L275 PluginConnector]: CDTParser initialized [2019-09-06 08:36:43,160 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/float-benchs/zonotope_3.c.v+lhb-reducer.c [2019-09-06 08:36:43,242 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c0d6ded46/18d3fc28cae248c9830f5a9fcf9bac9a/FLAG19c70ae06 [2019-09-06 08:36:43,788 INFO L306 CDTParser]: Found 1 translation units. [2019-09-06 08:36:43,789 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/float-benchs/zonotope_3.c.v+lhb-reducer.c [2019-09-06 08:36:43,810 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c0d6ded46/18d3fc28cae248c9830f5a9fcf9bac9a/FLAG19c70ae06 [2019-09-06 08:36:44,049 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c0d6ded46/18d3fc28cae248c9830f5a9fcf9bac9a [2019-09-06 08:36:44,059 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-06 08:36:44,061 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-06 08:36:44,063 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-06 08:36:44,063 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-06 08:36:44,067 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-06 08:36:44,068 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.09 08:36:44" (1/1) ... [2019-09-06 08:36:44,071 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44d00d58 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 08:36:44, skipping insertion in model container [2019-09-06 08:36:44,071 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.09 08:36:44" (1/1) ... [2019-09-06 08:36:44,079 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-06 08:36:44,124 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-06 08:36:44,459 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-06 08:36:44,468 INFO L188 MainTranslator]: Completed pre-run [2019-09-06 08:36:44,685 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-06 08:36:44,705 INFO L192 MainTranslator]: Completed translation [2019-09-06 08:36:44,706 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 08:36:44 WrapperNode [2019-09-06 08:36:44,706 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-06 08:36:44,707 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-06 08:36:44,707 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-06 08:36:44,707 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-06 08:36:44,720 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 08:36:44" (1/1) ... [2019-09-06 08:36:44,720 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 08:36:44" (1/1) ... [2019-09-06 08:36:44,731 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 08:36:44" (1/1) ... [2019-09-06 08:36:44,732 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 08:36:44" (1/1) ... [2019-09-06 08:36:44,750 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 08:36:44" (1/1) ... [2019-09-06 08:36:44,758 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 08:36:44" (1/1) ... [2019-09-06 08:36:44,761 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 08:36:44" (1/1) ... [2019-09-06 08:36:44,766 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-06 08:36:44,767 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-06 08:36:44,767 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-06 08:36:44,767 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-06 08:36:44,768 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 08:36:44" (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 08:36:44,825 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-06 08:36:44,825 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-06 08:36:44,826 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-06 08:36:44,826 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-06 08:36:44,826 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_float [2019-09-06 08:36:44,826 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-06 08:36:44,826 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-09-06 08:36:44,827 INFO L130 BoogieDeclarations]: Found specification of procedure f [2019-09-06 08:36:44,827 INFO L130 BoogieDeclarations]: Found specification of procedure g [2019-09-06 08:36:44,827 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-06 08:36:44,827 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-06 08:36:44,827 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-06 08:36:45,492 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-06 08:36:45,492 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-06 08:36:45,494 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.09 08:36:45 BoogieIcfgContainer [2019-09-06 08:36:45,495 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-06 08:36:45,496 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-06 08:36:45,496 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-06 08:36:45,497 INFO L275 PluginConnector]: Sifa initialized [2019-09-06 08:36:45,498 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.09 08:36:45" (1/1) ... [2019-09-06 08:36:45,498 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 08:36:45,532 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-06 08:36:45,532 INFO L169 IcfgInterpreter]: Building call graph [2019-09-06 08:36:45,541 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-06 08:36:45,551 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-06 08:36:45,553 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-06 08:36:45,756 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 241 for LOIs [2019-09-06 08:36:46,238 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-06 08:36:46,238 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-06 08:36:46,242 INFO L193 IcfgInterpreter]: Reachable states at location mainErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 84#(and (<= main_~f__x~0 0.0) (<= |old(~__return_120180~0)| 0.0) (<= 1 main_~main____CPAchecker_TMP_0~0) (<= 100000 main_~main__i~0) (<= 0.0 |old(~__return_120262~0)|) (<= |old(~__return_120318~0)| 0.0) (<= 0.0 |old(~__return_120473~0)|) (<= 0.0 |old(~__return_120202~0)|) (<= |old(~__return_120338~0)| 0.0) (<= |old(~__return_120239~0)| 0.0) (<= |old(~__return_120323~0)| 0.0) (<= 0.0 |old(~__return_120338~0)|) (<= |old(~__return_120379~0)| 0.0) (<= 0.0 |old(~__return_120430~0)|) (<= |old(~__return_120398~0)| 0.0) (<= |old(~__return_120290~0)| 0.0) (<= |old(~__return_120422~0)| 0.0) (<= |old(~__return_120286~0)| 0.0) (<= ~__return_120502~0 0) (<= main_~f__x~1 (/ 3.0 4.0)) (<= 1 main_~main____CPAchecker_TMP_0~2) (<= 0.0 |old(~__return_120426~0)|) (<= 0.0 |old(~__return_120295~0)|) (<= |old(~__return_120202~0)| 0.0) (<= |old(~__return_120282~0)| 0.0) (<= |old(~__return_120172~0)| 0.0) (<= |old(~__return_120502~0)| 0) (<= main_~__tmp_1~0 0.0) (<= |old(~__return_120258~0)| 0.0) (<= 0.0 |old(~__return_120254~0)|) (<= |old(~__return_120481~0)| 0.0) (<= main_~main____CPAchecker_TMP_0~2 1) (<= main_~__tmp_3~0 (/ 3.0 4.0)) (<= |old(~__return_120477~0)| 0.0) (<= 0.0 |old(~__return_120286~0)|) (<= 0.0 |old(~__return_120346~0)|) (<= 0.0 |old(~__return_120314~0)|) (<= |old(~__tmp_120439_1~0)| 0) (<= 0.0 |old(~__return_120379~0)|) (<= 0.0 |old(~__tmp_120439_0~0)|) (<= 0.0 |old(~__return_120486~0)|) (<= main_~__tmp_2~0 0.0) (<= main_~g__x~0 0.0) (<= 0.0 |old(~__return_120226~0)|) (<= |old(~__return_120430~0)| 0.0) (<= |old(~__return_120402~0)| 0.0) (<= |old(~__return_120198~0)| 0.0) (<= 0.0 |old(~__return_120323~0)|) (<= |old(~__return_120254~0)| 0.0) (<= 1 main_~main____CPAchecker_TMP_0~7) (<= main_~main____CPAchecker_TMP_0~0 1) (<= main_~__tmp_45~0 0) (<= 0.0 |old(~__return_120394~0)|) (<= |old(~__return_120211~0)| 0.0) (<= 0.0 |old(~__return_120267~0)|) (<= 1 main_~main____CPAchecker_TMP_0~8) (<= 0.0 |old(~__return_120230~0)|) (<= |old(~__return_120314~0)| 0.0) (<= |old(~__return_120394~0)| 0.0) (<= 1 main_~main____CPAchecker_TMP_0~5) (<= 0 main_~__tmp_45~0) (<= 0.0 |old(~__return_120184~0)|) (<= 0.0 |old(~__return_120398~0)|) (<= 0.0 |old(~__return_120481~0)|) (<= 0 ~__return_main~0) (<= (/ 1.0 4.0) main_~g__x~1) (<= |old(~__return_120374~0)| 0.0) (<= |old(~__return_120407~0)| 0.0) (<= |old(~__return_120426~0)| 0.0) (<= ~__return_main~0 0) (<= |old(~__return_120267~0)| 0.0) (<= 0.0 |old(~__return_120318~0)|) (<= 0.0 |old(~__return_120422~0)|) (<= 0.0 |old(~__return_120435~0)|) (<= |old(~__return_120366~0)| 0.0) (<= 1 main_~main____CPAchecker_TMP_0~6) (<= |old(~__return_120234~0)| 0.0) (<= 0 main_~main____CPAchecker_TMP_2~0) (<= 0.0 |old(~__return_120402~0)|) (<= |old(~__return_120473~0)| 0.0) (<= 0 |old(~__tmp_120439_1~0)|) (<= 0.0 |old(~__return_120342~0)|) (<= 0 main_~__VERIFIER_assert__cond~0) (<= 0.0 main_~f__x~0) (<= 1 ~__tmp_120439_1~0) (<= (/ 1.0 4.0) main_~__tmp_4~0) (<= |old(~__return_120351~0)| 0.0) (<= |old(~__return_120435~0)| 0.0) (<= 0.0 |old(~__return_120206~0)|) (<= 0.0 |old(~__return_120351~0)|) (<= 0.0 |old(~__return_120176~0)|) (<= |old(~__return_120486~0)| 0.0) (<= 0.0 |old(~__return_120239~0)|) (<= 0.0 |old(~__return_120198~0)|) (<= main_~__VERIFIER_assert__cond~0 0) (<= 0.0 |old(~__return_120180~0)|) (<= 0 |old(~__return_120502~0)|) (<= |old(~__return_120184~0)| 0.0) (<= 1 main_~main____CPAchecker_TMP_0~1) (<= |old(~__return_120310~0)| 0.0) (<= |old(~__tmp_120439_0~0)| 0.0) (<= 0.0 main_~__tmp_2~0) (<= 0.0 |old(~__return_120258~0)|) (<= 0.0 |old(~__return_120234~0)|) (<= main_~main____CPAchecker_TMP_0~6 1) (<= main_~main____CPAchecker_TMP_0~1 1) (<= |old(~__return_120370~0)| 0.0) (<= 0.0 |old(~__return_120407~0)|) (<= |old(~__return_120342~0)| 0.0) (<= 0 ~__return_120502~0) (<= 0.0 |old(~__return_120290~0)|) (<= 1 main_~main____CPAchecker_TMP_0~4) (<= main_~main____CPAchecker_TMP_0~8 1) (<= |old(~__return_120226~0)| 0.0) (<= 0.0 |old(~__return_120172~0)|) (<= 0.0 |old(~__return_120370~0)|) (<= main_~g__x~1 (/ 1.0 4.0)) (<= 0.0 |old(~__return_120374~0)|) (<= |old(~__return_120176~0)| 0.0) (<= main_~__tmp_4~0 (/ 1.0 4.0)) (<= 0.0 |old(~__return_120282~0)|) (<= 0.0 |old(~__return_120310~0)|) (<= ~__tmp_120439_1~0 1) (<= 0.0 main_~g__x~0) (<= main_~main____CPAchecker_TMP_0~5 1) (<= 0.0 |old(~__return_120211~0)|) (<= main_~main____CPAchecker_TMP_0~7 1) (<= 0.0 |old(~__return_120477~0)|) (<= |old(~__return_120295~0)| 0.0) (<= |old(~__return_120206~0)| 0.0) (<= |old(~__return_120262~0)| 0.0) (<= 0.0 |old(~__return_120366~0)|) (<= main_~main____CPAchecker_TMP_0~4 1) (<= 0.0 main_~__tmp_1~0) (<= |old(~__return_120346~0)| 0.0) (<= main_~main____CPAchecker_TMP_0~3 1) (<= |old(~__return_120230~0)| 0.0) (<= 1 main_~main____CPAchecker_TMP_0~3) (<= main_~main____CPAchecker_TMP_2~0 0) (<= (/ 3.0 4.0) main_~__tmp_3~0) (<= (/ 3.0 4.0) main_~f__x~1)) [2019-09-06 08:36:46,259 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-06 08:36:46,260 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-06 08:36:46,263 INFO L168 Benchmark]: Toolchain (without parser) took 2200.80 ms. Allocated memory was 142.1 MB in the beginning and 229.6 MB in the end (delta: 87.6 MB). Free memory was 87.6 MB in the beginning and 146.9 MB in the end (delta: -59.3 MB). Peak memory consumption was 28.3 MB. Max. memory is 7.1 GB. [2019-09-06 08:36:46,264 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 142.1 MB. Free memory is still 106.4 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-09-06 08:36:46,267 INFO L168 Benchmark]: CACSL2BoogieTranslator took 643.61 ms. Allocated memory was 142.1 MB in the beginning and 201.3 MB in the end (delta: 59.2 MB). Free memory was 87.6 MB in the beginning and 173.4 MB in the end (delta: -85.8 MB). Peak memory consumption was 25.9 MB. Max. memory is 7.1 GB. [2019-09-06 08:36:46,268 INFO L168 Benchmark]: Boogie Preprocessor took 59.57 ms. Allocated memory is still 201.3 MB. Free memory was 173.4 MB in the beginning and 170.5 MB in the end (delta: 2.9 MB). Peak memory consumption was 2.9 MB. Max. memory is 7.1 GB. [2019-09-06 08:36:46,269 INFO L168 Benchmark]: RCFGBuilder took 728.09 ms. Allocated memory is still 201.3 MB. Free memory was 170.5 MB in the beginning and 129.5 MB in the end (delta: 41.0 MB). Peak memory consumption was 41.0 MB. Max. memory is 7.1 GB. [2019-09-06 08:36:46,270 INFO L168 Benchmark]: Sifa took 764.09 ms. Allocated memory was 201.3 MB in the beginning and 229.6 MB in the end (delta: 28.3 MB). Free memory was 129.5 MB in the beginning and 146.9 MB in the end (delta: -17.4 MB). Peak memory consumption was 11.0 MB. Max. memory is 7.1 GB. [2019-09-06 08:36:46,280 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 142.1 MB. Free memory is still 106.4 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 643.61 ms. Allocated memory was 142.1 MB in the beginning and 201.3 MB in the end (delta: 59.2 MB). Free memory was 87.6 MB in the beginning and 173.4 MB in the end (delta: -85.8 MB). Peak memory consumption was 25.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 59.57 ms. Allocated memory is still 201.3 MB. Free memory was 173.4 MB in the beginning and 170.5 MB in the end (delta: 2.9 MB). Peak memory consumption was 2.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 728.09 ms. Allocated memory is still 201.3 MB. Free memory was 170.5 MB in the beginning and 129.5 MB in the end (delta: 41.0 MB). Peak memory consumption was 41.0 MB. Max. memory is 7.1 GB. * Sifa took 764.09 ms. Allocated memory was 201.3 MB in the beginning and 229.6 MB in the end (delta: 28.3 MB). Free memory was 129.5 MB in the beginning and 146.9 MB in the end (delta: -17.4 MB). Peak memory consumption was 11.0 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]: 711, ICFG_INTERPRETER_ENTERED_PROCEDURES: 2, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 71, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 68, TOOLS_POST_TIME[ms]: 244, TOOLS_POST_CALL_APPLICATIONS: 2, TOOLS_POST_CALL_TIME[ms]: 104, TOOLS_POST_RETURN_APPLICATIONS: 1, TOOLS_POST_RETURN_TIME[ms]: 19, TOOLS_QUANTIFIERELIM_TIME[ms]: 264, FLUID_QUERY_TIME[ms]: 13, FLUID_QUERIES: 73, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 10, DOMAIN_JOIN_TIME[ms]: 128, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 1, DOMAIN_WIDEN_TIME[ms]: 11, DOMAIN_ISSUBSETEQ_APPLICATIONS: 2, DOMAIN_ISSUBSETEQ_TIME[ms]: 16, DOMAIN_ISBOTTOM_APPLICATIONS: 6, DOMAIN_ISBOTTOM_TIME[ms]: 39, LOOP_SUMMARIZER_APPLICATIONS: 1, LOOP_SUMMARIZER_CACHE_MISSES: 1, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 204, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 204, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 2, CALL_SUMMARIZER_APPLICATIONS: 1, CALL_SUMMARIZER_CACHE_MISSES: 0, CALL_SUMMARIZER_OVERALL_TIME[ms]: 50, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 0, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 4, PATH_EXPR_TIME[ms]: 10, REGEX_TO_DAG_TIME[ms]: 4, DAG_COMPRESSION_TIME[ms]: 55, DAG_COMPRESSION_PROCESSED_NODES: 601, DAG_COMPRESSION_RETAINED_NODES: 121 - UnprovableResult [Line: 562]: 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 84#(and (<= main_~f__x~0 0.0) (<= |old(~__return_120180~0)| 0.0) (<= 1 main_~main____CPAchecker_TMP_0~0) (<= 100000 main_~main__i~0) (<= 0.0 |old(~__return_120262~0)|) (<= |old(~__return_120318~0)| 0.0) (<= 0.0 |old(~__return_120473~0)|) (<= 0.0 |old(~__return_120202~0)|) (<= |old(~__return_120338~0)| 0.0) (<= |old(~__return_120239~0)| 0.0) (<= |old(~__return_120323~0)| 0.0) (<= 0.0 |old(~__return_120338~0)|) (<= |old(~__return_120379~0)| 0.0) (<= 0.0 |old(~__return_120430~0)|) (<= |old(~__return_120398~0)| 0.0) (<= |old(~__return_120290~0)| 0.0) (<= |old(~__return_120422~0)| 0.0) (<= |old(~__return_120286~0)| 0.0) (<= ~__return_120502~0 0) (<= main_~f__x~1 (/ 3.0 4.0)) (<= 1 main_~main____CPAchecker_TMP_0~2) (<= 0.0 |old(~__return_120426~0)|) (<= 0.0 |old(~__return_120295~0)|) (<= |old(~__return_120202~0)| 0.0) (<= |old(~__return_120282~0)| 0.0) (<= |old(~__return_120172~0)| 0.0) (<= |old(~__return_120502~0)| 0) (<= main_~__tmp_1~0 0.0) (<= |old(~__return_120258~0)| 0.0) (<= 0.0 |old(~__return_120254~0)|) (<= |old(~__return_120481~0)| 0.0) (<= main_~main____CPAchecker_TMP_0~2 1) (<= main_~__tmp_3~0 (/ 3.0 4.0)) (<= |old(~__return_120477~0)| 0.0) (<= 0.0 |old(~__return_120286~0)|) (<= 0.0 |old(~__return_120346~0)|) (<= 0.0 |old(~__return_120314~0)|) (<= |old(~__tmp_120439_1~0)| 0) (<= 0.0 |old(~__return_120379~0)|) (<= 0.0 |old(~__tmp_120439_0~0)|) (<= 0.0 |old(~__return_120486~0)|) (<= main_~__tmp_2~0 0.0) (<= main_~g__x~0 0.0) (<= 0.0 |old(~__return_120226~0)|) (<= |old(~__return_120430~0)| 0.0) (<= |old(~__return_120402~0)| 0.0) (<= |old(~__return_120198~0)| 0.0) (<= 0.0 |old(~__return_120323~0)|) (<= |old(~__return_120254~0)| 0.0) (<= 1 main_~main____CPAchecker_TMP_0~7) (<= main_~main____CPAchecker_TMP_0~0 1) (<= main_~__tmp_45~0 0) (<= 0.0 |old(~__return_120394~0)|) (<= |old(~__return_120211~0)| 0.0) (<= 0.0 |old(~__return_120267~0)|) (<= 1 main_~main____CPAchecker_TMP_0~8) (<= 0.0 |old(~__return_120230~0)|) (<= |old(~__return_120314~0)| 0.0) (<= |old(~__return_120394~0)| 0.0) (<= 1 main_~main____CPAchecker_TMP_0~5) (<= 0 main_~__tmp_45~0) (<= 0.0 |old(~__return_120184~0)|) (<= 0.0 |old(~__return_120398~0)|) (<= 0.0 |old(~__return_120481~0)|) (<= 0 ~__return_main~0) (<= (/ 1.0 4.0) main_~g__x~1) (<= |old(~__return_120374~0)| 0.0) (<= |old(~__return_120407~0)| 0.0) (<= |old(~__return_120426~0)| 0.0) (<= ~__return_main~0 0) (<= |old(~__return_120267~0)| 0.0) (<= 0.0 |old(~__return_120318~0)|) (<= 0.0 |old(~__return_120422~0)|) (<= 0.0 |old(~__return_120435~0)|) (<= |old(~__return_120366~0)| 0.0) (<= 1 main_~main____CPAchecker_TMP_0~6) (<= |old(~__return_120234~0)| 0.0) (<= 0 main_~main____CPAchecker_TMP_2~0) (<= 0.0 |old(~__return_120402~0)|) (<= |old(~__return_120473~0)| 0.0) (<= 0 |old(~__tmp_120439_1~0)|) (<= 0.0 |old(~__return_120342~0)|) (<= 0 main_~__VERIFIER_assert__cond~0) (<= 0.0 main_~f__x~0) (<= 1 ~__tmp_120439_1~0) (<= (/ 1.0 4.0) main_~__tmp_4~0) (<= |old(~__return_120351~0)| 0.0) (<= |old(~__return_120435~0)| 0.0) (<= 0.0 |old(~__return_120206~0)|) (<= 0.0 |old(~__return_120351~0)|) (<= 0.0 |old(~__return_120176~0)|) (<= |old(~__return_120486~0)| 0.0) (<= 0.0 |old(~__return_120239~0)|) (<= 0.0 |old(~__return_120198~0)|) (<= main_~__VERIFIER_assert__cond~0 0) (<= 0.0 |old(~__return_120180~0)|) (<= 0 |old(~__return_120502~0)|) (<= |old(~__return_120184~0)| 0.0) (<= 1 main_~main____CPAchecker_TMP_0~1) (<= |old(~__return_120310~0)| 0.0) (<= |old(~__tmp_120439_0~0)| 0.0) (<= 0.0 main_~__tmp_2~0) (<= 0.0 |old(~__return_120258~0)|) (<= 0.0 |old(~__return_120234~0)|) (<= main_~main____CPAchecker_TMP_0~6 1) (<= main_~main____CPAchecker_TMP_0~1 1) (<= |old(~__return_120370~0)| 0.0) (<= 0.0 |old(~__return_120407~0)|) (<= |old(~__return_120342~0)| 0.0) (<= 0 ~__return_120502~0) (<= 0.0 |old(~__return_120290~0)|) (<= 1 main_~main____CPAchecker_TMP_0~4) (<= main_~main____CPAchecker_TMP_0~8 1) (<= |old(~__return_120226~0)| 0.0) (<= 0.0 |old(~__return_120172~0)|) (<= 0.0 |old(~__return_120370~0)|) (<= main_~g__x~1 (/ 1.0 4.0)) (<= 0.0 |old(~__return_120374~0)|) (<= |old(~__return_120176~0)| 0.0) (<= main_~__tmp_4~0 (/ 1.0 4.0)) (<= 0.0 |old(~__return_120282~0)|) (<= 0.0 |old(~__return_120310~0)|) (<= ~__tmp_120439_1~0 1) (<= 0.0 main_~g__x~0) (<= main_~main____CPAchecker_TMP_0~5 1) (<= 0.0 |old(~__return_120211~0)|) (<= main_~main____CPAchecker_TMP_0~7 1) (<= 0.0 |old(~__return_120477~0)|) (<= |old(~__return_120295~0)| 0.0) (<= |old(~__return_120206~0)| 0.0) (<= |old(~__return_120262~0)| 0.0) (<= 0.0 |old(~__return_120366~0)|) (<= main_~main____CPAchecker_TMP_0~4 1) (<= 0.0 main_~__tmp_1~0) (<= |old(~__return_120346~0)| 0.0) (<= main_~main____CPAchecker_TMP_0~3 1) (<= |old(~__return_120230~0)| 0.0) (<= 1 main_~main____CPAchecker_TMP_0~3) (<= main_~main____CPAchecker_TMP_2~0 0) (<= (/ 3.0 4.0) main_~__tmp_3~0) (<= (/ 3.0 4.0) main_~f__x~1)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...