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.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-06 14:00:37,237 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-06 14:00:37,239 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-06 14:00:37,254 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-06 14:00:37,255 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-06 14:00:37,256 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-06 14:00:37,257 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-06 14:00:37,259 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-06 14:00:37,261 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-06 14:00:37,262 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-06 14:00:37,262 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-06 14:00:37,264 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-06 14:00:37,264 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-06 14:00:37,265 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-06 14:00:37,266 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-06 14:00:37,267 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-06 14:00:37,268 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-06 14:00:37,269 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-06 14:00:37,271 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-06 14:00:37,273 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-06 14:00:37,275 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-06 14:00:37,276 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-06 14:00:37,277 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-06 14:00:37,277 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-06 14:00:37,280 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-06 14:00:37,280 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-06 14:00:37,280 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-06 14:00:37,281 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-06 14:00:37,282 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-06 14:00:37,282 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-06 14:00:37,283 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-06 14:00:37,283 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-06 14:00:37,284 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-06 14:00:37,285 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-06 14:00:37,286 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-06 14:00:37,286 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-06 14:00:37,287 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-06 14:00:37,287 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-06 14:00:37,287 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-06 14:00:37,288 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-06 14:00:37,289 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-06 14:00:37,289 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 14:00:37,304 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-06 14:00:37,304 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-06 14:00:37,305 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-06 14:00:37,305 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-06 14:00:37,305 INFO L138 SettingsManager]: * Use SBE=true [2019-09-06 14:00:37,306 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-06 14:00:37,307 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-06 14:00:37,308 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-06 14:00:37,308 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-06 14:00:37,308 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-06 14:00:37,308 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-06 14:00:37,308 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-06 14:00:37,309 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-06 14:00:37,309 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-06 14:00:37,309 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-06 14:00:37,309 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-06 14:00:37,309 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-06 14:00:37,310 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-06 14:00:37,310 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-06 14:00:37,310 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-06 14:00:37,311 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-06 14:00:37,312 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-06 14:00:37,312 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-06 14:00:37,312 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-06 14:00:37,314 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-06 14:00:37,314 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-06 14:00:37,315 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-06 14:00:37,315 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-06 14:00:37,315 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 14:00:37,353 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-06 14:00:37,364 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-06 14:00:37,368 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-06 14:00:37,369 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-06 14:00:37,369 INFO L275 PluginConnector]: CDTParser initialized [2019-09-06 14:00:37,370 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr.4.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c [2019-09-06 14:00:37,454 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/352cdac57/a546b78815354dfcadd3852183c1cba4/FLAG7f44187fa [2019-09-06 14:00:38,082 INFO L306 CDTParser]: Found 1 translation units. [2019-09-06 14:00:38,083 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr.4.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c [2019-09-06 14:00:38,100 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/352cdac57/a546b78815354dfcadd3852183c1cba4/FLAG7f44187fa [2019-09-06 14:00:38,315 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/352cdac57/a546b78815354dfcadd3852183c1cba4 [2019-09-06 14:00:38,325 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-06 14:00:38,326 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-06 14:00:38,327 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-06 14:00:38,328 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-06 14:00:38,331 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-06 14:00:38,332 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.09 02:00:38" (1/1) ... [2019-09-06 14:00:38,335 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4d42effb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 02:00:38, skipping insertion in model container [2019-09-06 14:00:38,336 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.09 02:00:38" (1/1) ... [2019-09-06 14:00:38,344 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-06 14:00:38,431 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-06 14:00:39,089 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-06 14:00:39,110 INFO L188 MainTranslator]: Completed pre-run [2019-09-06 14:00:39,520 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-06 14:00:39,543 INFO L192 MainTranslator]: Completed translation [2019-09-06 14:00:39,544 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 02:00:39 WrapperNode [2019-09-06 14:00:39,544 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-06 14:00:39,545 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-06 14:00:39,545 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-06 14:00:39,546 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-06 14:00:39,564 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 02:00:39" (1/1) ... [2019-09-06 14:00:39,564 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 02:00:39" (1/1) ... [2019-09-06 14:00:39,587 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 02:00:39" (1/1) ... [2019-09-06 14:00:39,587 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 02:00:39" (1/1) ... [2019-09-06 14:00:39,626 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 02:00:39" (1/1) ... [2019-09-06 14:00:39,658 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 02:00:39" (1/1) ... [2019-09-06 14:00:39,669 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 02:00:39" (1/1) ... [2019-09-06 14:00:39,692 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-06 14:00:39,692 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-06 14:00:39,692 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-06 14:00:39,693 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-06 14:00:39,694 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 02:00:39" (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 14:00:39,775 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-06 14:00:39,776 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-06 14:00:39,776 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-06 14:00:39,776 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-06 14:00:39,777 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-09-06 14:00:39,777 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-09-06 14:00:39,777 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2019-09-06 14:00:39,778 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-06 14:00:39,778 INFO L130 BoogieDeclarations]: Found specification of procedure read [2019-09-06 14:00:39,778 INFO L130 BoogieDeclarations]: Found specification of procedure write [2019-09-06 14:00:39,778 INFO L130 BoogieDeclarations]: Found specification of procedure node1 [2019-09-06 14:00:39,779 INFO L130 BoogieDeclarations]: Found specification of procedure node2 [2019-09-06 14:00:39,779 INFO L130 BoogieDeclarations]: Found specification of procedure node3 [2019-09-06 14:00:39,779 INFO L130 BoogieDeclarations]: Found specification of procedure node4 [2019-09-06 14:00:39,780 INFO L130 BoogieDeclarations]: Found specification of procedure init [2019-09-06 14:00:39,780 INFO L130 BoogieDeclarations]: Found specification of procedure check [2019-09-06 14:00:39,783 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-06 14:00:39,783 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-06 14:00:39,784 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-06 14:00:41,363 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-06 14:00:41,364 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-06 14:00:41,367 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.09 02:00:41 BoogieIcfgContainer [2019-09-06 14:00:41,367 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-06 14:00:41,368 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-06 14:00:41,368 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-06 14:00:41,369 INFO L275 PluginConnector]: Sifa initialized [2019-09-06 14:00:41,370 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.09 02:00:41" (1/1) ... [2019-09-06 14:00:41,371 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 14:00:41,422 INFO L162 IcfgInterpreter]: Started Sifa with 11 locations of interest [2019-09-06 14:00:41,422 INFO L169 IcfgInterpreter]: Building call graph [2019-09-06 14:00:41,446 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-06 14:00:41,460 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-06 14:00:41,461 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-06 14:00:41,719 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 342 for LOIs [2019-09-06 14:10:42,866 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-06 14:10:42,866 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-06 14:10:42,869 INFO L193 IcfgInterpreter]: Reachable states at location mainErr3ASSERT_VIOLATIONERROR_FUNCTION satisfy 364340#(and (<= ~mode2~0 0) (<= 0 ~mode3~0) (<= ~st3~0 1) (<= 0 ~mode2~0) (<= 0 main_~assert__arg~5) (<= main_~main__c1~0 0) (<= ~st4~0 1) (<= main_~check__tmp~5 0) (<= main_~assert__arg~5 1) (<= 1 ~st4~0) (<= ~mode4~0 0) (<= 0 ~__return_3824~0) (<= ~mode3~0 0) (<= 0 main_~main__c1~0) (<= 0 ~mode4~0) (<= 0 main_~__tmp_6~0) (<= main_~__tmp_6~0 1) (<= ~__return_3824~0 0) (<= 1 ~st3~0) (<= 0 main_~check__tmp~5)) [2019-09-06 14:10:42,869 INFO L193 IcfgInterpreter]: Reachable states at location mainErr10ASSERT_VIOLATIONERROR_FUNCTION satisfy 362452#(and (<= ~mode4~0 0) (<= main_~check__tmp~14 0) (<= 0 main_~__tmp_13~0) (<= 0 main_~assert__arg~12) (<= main_~assert__arg~12 1) (<= 0 ~__return_4132~0) (<= 0 main_~check__tmp~14) (<= 0 main_~main__c1~0) (<= main_~main__c1~0 0) (<= 0 ~mode4~0) (<= main_~__tmp_13~0 1) (<= ~__return_4132~0 0)) [2019-09-06 14:10:42,869 INFO L193 IcfgInterpreter]: Reachable states at location mainErr8ASSERT_VIOLATIONERROR_FUNCTION satisfy 362429#(and (<= 0 ~mode3~0) (<= 0 ~__return_3532~0) (<= main_~check__tmp~11 0) (<= main_~main__c1~0 0) (<= ~st4~0 1) (<= 1 ~st4~0) (<= ~mode4~0 0) (<= 0 main_~check__tmp~11) (<= ~mode3~0 0) (<= ~__return_3532~0 0) (<= 0 main_~main__c1~0) (<= 0 ~mode4~0) (<= main_~__tmp_11~0 1) (<= main_~assert__arg~10 1) (<= 0 main_~__tmp_11~0) (<= 0 main_~assert__arg~10)) [2019-09-06 14:10:42,870 INFO L193 IcfgInterpreter]: Reachable states at location mainErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 893600#(and (<= main_~main__c1~0 1) (<= main_~__tmp_3~0 1) (<= 0 main_~main__c1~0) (<= 0 main_~assert__arg~2) (<= main_~assert__arg~2 1) (<= 0 main_~__tmp_3~0)) [2019-09-06 14:10:42,870 INFO L193 IcfgInterpreter]: Reachable states at location mainErr1ASSERT_VIOLATIONERROR_FUNCTION satisfy 364271#(and (<= ~mode2~0 0) (<= ~__return_3459~0 0) (<= main_~check__tmp~3 0) (<= 0 ~mode3~0) (<= 0 ~mode2~0) (<= 0 main_~__tmp_4~0) (<= main_~main__c1~0 0) (<= main_~assert__arg~3 1) (<= main_~__tmp_4~0 1) (<= ~st4~0 1) (<= 0 ~__return_3459~0) (<= 1 ~st4~0) (<= ~mode4~0 0) (<= ~r1~0 4) (<= ~mode3~0 0) (<= 0 main_~main__c1~0) (<= 0 main_~assert__arg~3) (<= 0 ~mode4~0) (<= 0 main_~check__tmp~3)) [2019-09-06 14:10:42,870 INFO L193 IcfgInterpreter]: Reachable states at location mainErr2ASSERT_VIOLATIONERROR_FUNCTION satisfy 364240#(and (<= ~mode2~0 0) (<= 0 ~mode3~0) (<= main_~__tmp_5~0 1) (<= ~st3~0 1) (<= 0 ~mode2~0) (<= 0 ~__return_3650~0) (<= main_~main__c1~0 0) (<= ~__return_3650~0 0) (<= main_~check__tmp~4 0) (<= 0 main_~__tmp_5~0) (<= 0 main_~assert__arg~4) (<= ~mode4~0 0) (<= ~r1~0 4) (<= 0 main_~check__tmp~4) (<= ~mode3~0 0) (<= main_~assert__arg~4 1) (<= 0 main_~main__c1~0) (<= 0 ~mode4~0) (<= 1 ~st3~0)) [2019-09-06 14:10:42,871 INFO L193 IcfgInterpreter]: Reachable states at location mainErr7ASSERT_VIOLATIONERROR_FUNCTION satisfy 362363#(and (<= 0 main_~check__tmp~10) (<= 0 ~mode3~0) (<= main_~assert__arg~9 1) (<= main_~__tmp_10~0 1) (<= main_~check__tmp~10 0) (<= main_~main__c1~0 0) (<= 0 main_~assert__arg~9) (<= 0 ~__return_3369~0) (<= ~mode4~0 0) (<= 0 main_~__tmp_10~0) (<= ~r1~0 4) (<= ~mode3~0 0) (<= ~__return_3369~0 0) (<= 0 main_~main__c1~0) (<= 0 ~mode4~0)) [2019-09-06 14:10:42,871 INFO L193 IcfgInterpreter]: Reachable states at location mainErr9ASSERT_VIOLATIONERROR_FUNCTION satisfy 362393#(and (<= 0 ~mode3~0) (<= 0 ~__return_3735~0) (<= ~__return_3735~0 0) (<= main_~__tmp_12~0 1) (<= ~st3~0 1) (<= 0 main_~__tmp_12~0) (<= main_~main__c1~0 0) (<= main_~assert__arg~11 1) (<= ~mode4~0 0) (<= 0 main_~check__tmp~12) (<= ~mode3~0 0) (<= 0 main_~assert__arg~11) (<= main_~check__tmp~12 0) (<= 0 main_~main__c1~0) (<= 0 ~mode4~0) (<= 1 ~st3~0)) [2019-09-06 14:10:42,871 INFO L193 IcfgInterpreter]: Reachable states at location mainErr6ASSERT_VIOLATIONERROR_FUNCTION satisfy 364317#(and (<= main_~__tmp_9~0 1) (<= ~mode2~0 0) (<= 0 main_~check__tmp~8) (<= ~__return_4399~0 0) (<= 0 ~mode3~0) (<= 1 ~st2~0) (<= 0 ~__return_4399~0) (<= ~st3~0 1) (<= 0 ~mode2~0) (<= main_~main__c1~0 0) (<= ~st2~0 1) (<= 0 main_~assert__arg~8) (<= main_~assert__arg~8 1) (<= 0 main_~__tmp_9~0) (<= ~mode4~0 0) (<= main_~check__tmp~8 0) (<= ~mode3~0 0) (<= 0 main_~main__c1~0) (<= 0 ~mode4~0) (<= 1 ~st3~0)) [2019-09-06 14:10:42,871 INFO L193 IcfgInterpreter]: Reachable states at location mainErr5ASSERT_VIOLATIONERROR_FUNCTION satisfy 364294#(and (<= ~mode2~0 0) (<= 0 ~mode3~0) (<= ~__return_4219~0 0) (<= 1 ~st2~0) (<= 0 ~mode2~0) (<= main_~main__c1~0 0) (<= ~st2~0 1) (<= 0 main_~assert__arg~7) (<= ~st4~0 1) (<= 0 main_~__tmp_8~0) (<= 1 ~st4~0) (<= main_~assert__arg~7 1) (<= ~mode4~0 0) (<= main_~__tmp_8~0 1) (<= ~mode3~0 0) (<= main_~check__tmp~7 0) (<= 0 ~__return_4219~0) (<= 0 main_~main__c1~0) (<= 0 main_~check__tmp~7) (<= 0 ~mode4~0)) [2019-09-06 14:10:42,872 INFO L193 IcfgInterpreter]: Reachable states at location mainErr4ASSERT_VIOLATIONERROR_FUNCTION satisfy 364215#(and (<= ~mode2~0 0) (<= 0 ~__return_4035~0) (<= main_~assert__arg~6 1) (<= 0 ~mode3~0) (<= 1 ~st2~0) (<= 0 ~mode2~0) (<= main_~main__c1~0 0) (<= ~__return_4035~0 0) (<= ~st2~0 1) (<= main_~__tmp_7~0 1) (<= ~mode4~0 0) (<= main_~check__tmp~6 0) (<= 0 main_~__tmp_7~0) (<= ~r1~0 4) (<= ~mode3~0 0) (<= 0 main_~check__tmp~6) (<= 0 main_~main__c1~0) (<= 0 ~mode4~0) (<= 0 main_~assert__arg~6)) [2019-09-06 14:10:42,904 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-06 14:10:42,905 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-06 14:10:42,908 INFO L168 Benchmark]: Toolchain (without parser) took 604580.37 ms. Allocated memory was 142.1 MB in the beginning and 3.5 GB in the end (delta: 3.4 GB). Free memory was 86.2 MB in the beginning and 488.3 MB in the end (delta: -402.1 MB). Peak memory consumption was 3.0 GB. Max. memory is 7.1 GB. [2019-09-06 14:10:42,908 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 142.1 MB. Free memory is still 106.5 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-09-06 14:10:42,909 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1217.42 ms. Allocated memory was 142.1 MB in the beginning and 202.4 MB in the end (delta: 60.3 MB). Free memory was 85.8 MB in the beginning and 151.9 MB in the end (delta: -66.1 MB). Peak memory consumption was 30.2 MB. Max. memory is 7.1 GB. [2019-09-06 14:10:42,910 INFO L168 Benchmark]: Boogie Preprocessor took 146.66 ms. Allocated memory is still 202.4 MB. Free memory was 151.9 MB in the beginning and 146.4 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 7.1 GB. [2019-09-06 14:10:42,911 INFO L168 Benchmark]: RCFGBuilder took 1675.36 ms. Allocated memory was 202.4 MB in the beginning and 231.7 MB in the end (delta: 29.4 MB). Free memory was 146.4 MB in the beginning and 110.5 MB in the end (delta: 35.9 MB). Peak memory consumption was 71.2 MB. Max. memory is 7.1 GB. [2019-09-06 14:10:42,912 INFO L168 Benchmark]: Sifa took 601536.58 ms. Allocated memory was 231.7 MB in the beginning and 3.5 GB in the end (delta: 3.3 GB). Free memory was 110.5 MB in the beginning and 488.3 MB in the end (delta: -377.8 MB). Peak memory consumption was 2.9 GB. Max. memory is 7.1 GB. [2019-09-06 14:10:42,921 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 142.1 MB. Free memory is still 106.5 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 1217.42 ms. Allocated memory was 142.1 MB in the beginning and 202.4 MB in the end (delta: 60.3 MB). Free memory was 85.8 MB in the beginning and 151.9 MB in the end (delta: -66.1 MB). Peak memory consumption was 30.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 146.66 ms. Allocated memory is still 202.4 MB. Free memory was 151.9 MB in the beginning and 146.4 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1675.36 ms. Allocated memory was 202.4 MB in the beginning and 231.7 MB in the end (delta: 29.4 MB). Free memory was 146.4 MB in the beginning and 110.5 MB in the end (delta: 35.9 MB). Peak memory consumption was 71.2 MB. Max. memory is 7.1 GB. * Sifa took 601536.58 ms. Allocated memory was 231.7 MB in the beginning and 3.5 GB in the end (delta: 3.3 GB). Free memory was 110.5 MB in the beginning and 488.3 MB in the end (delta: -377.8 MB). Peak memory consumption was 2.9 GB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME[ms]: 601450, ICFG_INTERPRETER_ENTERED_PROCEDURES: 2, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 661372, DAG_INTERPRETER_EARLY_EXITS: 18036, TOOLS_POST_APPLICATIONS: 646615, TOOLS_POST_TIME[ms]: 155070, TOOLS_POST_CALL_APPLICATIONS: 2, TOOLS_POST_CALL_TIME[ms]: 104, TOOLS_POST_RETURN_APPLICATIONS: 1, TOOLS_POST_RETURN_TIME[ms]: 25, TOOLS_QUANTIFIERELIM_TIME[ms]: 111917, FLUID_QUERY_TIME[ms]: 3880, FLUID_QUERIES: 663274, FLUID_YES_ANSWERS: 2, DOMAIN_JOIN_APPLICATIONS: 246674, DOMAIN_JOIN_TIME[ms]: 76890, DOMAIN_ALPHA_APPLICATIONS: 2, DOMAIN_ALPHA_TIME[ms]: 308, DOMAIN_WIDEN_APPLICATIONS: 304, DOMAIN_WIDEN_TIME[ms]: 71, DOMAIN_ISSUBSETEQ_APPLICATIONS: 1902, DOMAIN_ISSUBSETEQ_TIME[ms]: 575, DOMAIN_ISBOTTOM_APPLICATIONS: 267988, DOMAIN_ISBOTTOM_TIME[ms]: 251860, LOOP_SUMMARIZER_APPLICATIONS: 1598, LOOP_SUMMARIZER_CACHE_MISSES: 1598, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 443195, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 443163, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 1902, CALL_SUMMARIZER_APPLICATIONS: 1, CALL_SUMMARIZER_CACHE_MISSES: 0, CALL_SUMMARIZER_OVERALL_TIME[ms]: 82, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 0, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 15, PATH_EXPR_TIME[ms]: 73, REGEX_TO_DAG_TIME[ms]: 7058, DAG_COMPRESSION_TIME[ms]: 78072, DAG_COMPRESSION_PROCESSED_NODES: 4160754, DAG_COMPRESSION_RETAINED_NODES: 1411337 - UnprovableResult [Line: 919]: 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 364340#(and (<= ~mode2~0 0) (<= 0 ~mode3~0) (<= ~st3~0 1) (<= 0 ~mode2~0) (<= 0 main_~assert__arg~5) (<= main_~main__c1~0 0) (<= ~st4~0 1) (<= main_~check__tmp~5 0) (<= main_~assert__arg~5 1) (<= 1 ~st4~0) (<= ~mode4~0 0) (<= 0 ~__return_3824~0) (<= ~mode3~0 0) (<= 0 main_~main__c1~0) (<= 0 ~mode4~0) (<= 0 main_~__tmp_6~0) (<= main_~__tmp_6~0 1) (<= ~__return_3824~0 0) (<= 1 ~st3~0) (<= 0 main_~check__tmp~5)). Possible FailurePath: - UnprovableResult [Line: 1608]: 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 362452#(and (<= ~mode4~0 0) (<= main_~check__tmp~14 0) (<= 0 main_~__tmp_13~0) (<= 0 main_~assert__arg~12) (<= main_~assert__arg~12 1) (<= 0 ~__return_4132~0) (<= 0 main_~check__tmp~14) (<= 0 main_~main__c1~0) (<= main_~main__c1~0 0) (<= 0 ~mode4~0) (<= main_~__tmp_13~0 1) (<= ~__return_4132~0 0)). Possible FailurePath: - UnprovableResult [Line: 1391]: 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 362429#(and (<= 0 ~mode3~0) (<= 0 ~__return_3532~0) (<= main_~check__tmp~11 0) (<= main_~main__c1~0 0) (<= ~st4~0 1) (<= 1 ~st4~0) (<= ~mode4~0 0) (<= 0 main_~check__tmp~11) (<= ~mode3~0 0) (<= ~__return_3532~0 0) (<= 0 main_~main__c1~0) (<= 0 ~mode4~0) (<= main_~__tmp_11~0 1) (<= main_~assert__arg~10 1) (<= 0 main_~__tmp_11~0) (<= 0 main_~assert__arg~10)). Possible FailurePath: - UnprovableResult [Line: 486]: 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 893600#(and (<= main_~main__c1~0 1) (<= main_~__tmp_3~0 1) (<= 0 main_~main__c1~0) (<= 0 main_~assert__arg~2) (<= main_~assert__arg~2 1) (<= 0 main_~__tmp_3~0)). Possible FailurePath: - UnprovableResult [Line: 780]: 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 364271#(and (<= ~mode2~0 0) (<= ~__return_3459~0 0) (<= main_~check__tmp~3 0) (<= 0 ~mode3~0) (<= 0 ~mode2~0) (<= 0 main_~__tmp_4~0) (<= main_~main__c1~0 0) (<= main_~assert__arg~3 1) (<= main_~__tmp_4~0 1) (<= ~st4~0 1) (<= 0 ~__return_3459~0) (<= 1 ~st4~0) (<= ~mode4~0 0) (<= ~r1~0 4) (<= ~mode3~0 0) (<= 0 main_~main__c1~0) (<= 0 main_~assert__arg~3) (<= 0 ~mode4~0) (<= 0 main_~check__tmp~3)). Possible FailurePath: - UnprovableResult [Line: 870]: 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 364240#(and (<= ~mode2~0 0) (<= 0 ~mode3~0) (<= main_~__tmp_5~0 1) (<= ~st3~0 1) (<= 0 ~mode2~0) (<= 0 ~__return_3650~0) (<= main_~main__c1~0 0) (<= ~__return_3650~0 0) (<= main_~check__tmp~4 0) (<= 0 main_~__tmp_5~0) (<= 0 main_~assert__arg~4) (<= ~mode4~0 0) (<= ~r1~0 4) (<= 0 main_~check__tmp~4) (<= ~mode3~0 0) (<= main_~assert__arg~4 1) (<= 0 main_~main__c1~0) (<= 0 ~mode4~0) (<= 1 ~st3~0)). Possible FailurePath: - UnprovableResult [Line: 1342]: 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 362363#(and (<= 0 main_~check__tmp~10) (<= 0 ~mode3~0) (<= main_~assert__arg~9 1) (<= main_~__tmp_10~0 1) (<= main_~check__tmp~10 0) (<= main_~main__c1~0 0) (<= 0 main_~assert__arg~9) (<= 0 ~__return_3369~0) (<= ~mode4~0 0) (<= 0 main_~__tmp_10~0) (<= ~r1~0 4) (<= ~mode3~0 0) (<= ~__return_3369~0 0) (<= 0 main_~main__c1~0) (<= 0 ~mode4~0)). Possible FailurePath: - UnprovableResult [Line: 1468]: 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 362393#(and (<= 0 ~mode3~0) (<= 0 ~__return_3735~0) (<= ~__return_3735~0 0) (<= main_~__tmp_12~0 1) (<= ~st3~0 1) (<= 0 main_~__tmp_12~0) (<= main_~main__c1~0 0) (<= main_~assert__arg~11 1) (<= ~mode4~0 0) (<= 0 main_~check__tmp~12) (<= ~mode3~0 0) (<= 0 main_~assert__arg~11) (<= main_~check__tmp~12 0) (<= 0 main_~main__c1~0) (<= 0 ~mode4~0) (<= 1 ~st3~0)). Possible FailurePath: - UnprovableResult [Line: 1162]: 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 364317#(and (<= main_~__tmp_9~0 1) (<= ~mode2~0 0) (<= 0 main_~check__tmp~8) (<= ~__return_4399~0 0) (<= 0 ~mode3~0) (<= 1 ~st2~0) (<= 0 ~__return_4399~0) (<= ~st3~0 1) (<= 0 ~mode2~0) (<= main_~main__c1~0 0) (<= ~st2~0 1) (<= 0 main_~assert__arg~8) (<= main_~assert__arg~8 1) (<= 0 main_~__tmp_9~0) (<= ~mode4~0 0) (<= main_~check__tmp~8 0) (<= ~mode3~0 0) (<= 0 main_~main__c1~0) (<= 0 ~mode4~0) (<= 1 ~st3~0)). Possible FailurePath: - UnprovableResult [Line: 1086]: 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 364294#(and (<= ~mode2~0 0) (<= 0 ~mode3~0) (<= ~__return_4219~0 0) (<= 1 ~st2~0) (<= 0 ~mode2~0) (<= main_~main__c1~0 0) (<= ~st2~0 1) (<= 0 main_~assert__arg~7) (<= ~st4~0 1) (<= 0 main_~__tmp_8~0) (<= 1 ~st4~0) (<= main_~assert__arg~7 1) (<= ~mode4~0 0) (<= main_~__tmp_8~0 1) (<= ~mode3~0 0) (<= main_~check__tmp~7 0) (<= 0 ~__return_4219~0) (<= 0 main_~main__c1~0) (<= 0 main_~check__tmp~7) (<= 0 ~mode4~0)). Possible FailurePath: - UnprovableResult [Line: 1037]: 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 364215#(and (<= ~mode2~0 0) (<= 0 ~__return_4035~0) (<= main_~assert__arg~6 1) (<= 0 ~mode3~0) (<= 1 ~st2~0) (<= 0 ~mode2~0) (<= main_~main__c1~0 0) (<= ~__return_4035~0 0) (<= ~st2~0 1) (<= main_~__tmp_7~0 1) (<= ~mode4~0 0) (<= main_~check__tmp~6 0) (<= 0 main_~__tmp_7~0) (<= ~r1~0 4) (<= ~mode3~0 0) (<= 0 main_~check__tmp~6) (<= 0 main_~main__c1~0) (<= 0 ~mode4~0) (<= 0 main_~assert__arg~6)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...