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_floodmax.3.1.ufo.BOUNDED-6.pals.c.v+lhb-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-06 12:32:42,170 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-06 12:32:42,172 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-06 12:32:42,183 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-06 12:32:42,184 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-06 12:32:42,185 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-06 12:32:42,186 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-06 12:32:42,188 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-06 12:32:42,192 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-06 12:32:42,193 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-06 12:32:42,202 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-06 12:32:42,204 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-06 12:32:42,204 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-06 12:32:42,206 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-06 12:32:42,207 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-06 12:32:42,210 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-06 12:32:42,212 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-06 12:32:42,213 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-06 12:32:42,214 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-06 12:32:42,217 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-06 12:32:42,218 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-06 12:32:42,223 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-06 12:32:42,224 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-06 12:32:42,224 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-06 12:32:42,229 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-06 12:32:42,231 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-06 12:32:42,232 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-06 12:32:42,232 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-06 12:32:42,233 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-06 12:32:42,234 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-06 12:32:42,234 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-06 12:32:42,238 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-06 12:32:42,239 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-06 12:32:42,239 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-06 12:32:42,243 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-06 12:32:42,244 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-06 12:32:42,245 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-06 12:32:42,245 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-06 12:32:42,245 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-06 12:32:42,246 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-06 12:32:42,247 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-06 12:32:42,248 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 12:32:42,268 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-06 12:32:42,269 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-06 12:32:42,270 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-06 12:32:42,270 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-06 12:32:42,270 INFO L138 SettingsManager]: * Use SBE=true [2019-09-06 12:32:42,271 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-06 12:32:42,271 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-06 12:32:42,271 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-06 12:32:42,271 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-06 12:32:42,272 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-06 12:32:42,272 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-06 12:32:42,272 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-06 12:32:42,272 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-06 12:32:42,272 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-06 12:32:42,273 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-06 12:32:42,273 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-06 12:32:42,273 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-06 12:32:42,273 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-06 12:32:42,274 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-06 12:32:42,274 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-06 12:32:42,274 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-06 12:32:42,274 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-06 12:32:42,275 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-06 12:32:42,275 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-06 12:32:42,275 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-06 12:32:42,275 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-06 12:32:42,275 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-06 12:32:42,276 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-06 12:32:42,276 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 12:32:42,305 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-06 12:32:42,325 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-06 12:32:42,328 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-06 12:32:42,330 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-06 12:32:42,330 INFO L275 PluginConnector]: CDTParser initialized [2019-09-06 12:32:42,332 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded-reduced/pals_floodmax.3.1.ufo.BOUNDED-6.pals.c.v+lhb-reducer.c [2019-09-06 12:32:42,407 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3cdbed2ed/dec37aca7b6145d2b73f21d964aa04de/FLAG60b63f425 [2019-09-06 12:32:43,013 INFO L306 CDTParser]: Found 1 translation units. [2019-09-06 12:32:43,014 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded-reduced/pals_floodmax.3.1.ufo.BOUNDED-6.pals.c.v+lhb-reducer.c [2019-09-06 12:32:43,033 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3cdbed2ed/dec37aca7b6145d2b73f21d964aa04de/FLAG60b63f425 [2019-09-06 12:32:43,264 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3cdbed2ed/dec37aca7b6145d2b73f21d964aa04de [2019-09-06 12:32:43,277 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-06 12:32:43,278 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-06 12:32:43,280 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-06 12:32:43,280 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-06 12:32:43,284 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-06 12:32:43,285 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.09 12:32:43" (1/1) ... [2019-09-06 12:32:43,287 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3655c9a3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 12:32:43, skipping insertion in model container [2019-09-06 12:32:43,287 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.09 12:32:43" (1/1) ... [2019-09-06 12:32:43,294 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-06 12:32:43,382 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-06 12:32:44,048 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-06 12:32:44,082 INFO L188 MainTranslator]: Completed pre-run [2019-09-06 12:32:44,477 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-06 12:32:44,506 INFO L192 MainTranslator]: Completed translation [2019-09-06 12:32:44,507 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 12:32:44 WrapperNode [2019-09-06 12:32:44,507 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-06 12:32:44,508 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-06 12:32:44,508 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-06 12:32:44,508 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-06 12:32:44,520 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 12:32:44" (1/1) ... [2019-09-06 12:32:44,521 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 12:32:44" (1/1) ... [2019-09-06 12:32:44,539 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 12:32:44" (1/1) ... [2019-09-06 12:32:44,540 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 12:32:44" (1/1) ... [2019-09-06 12:32:44,568 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 12:32:44" (1/1) ... [2019-09-06 12:32:44,592 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 12:32:44" (1/1) ... [2019-09-06 12:32:44,598 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 12:32:44" (1/1) ... [2019-09-06 12:32:44,606 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-06 12:32:44,607 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-06 12:32:44,607 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-06 12:32:44,607 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-06 12:32:44,609 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 12:32:44" (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 12:32:44,696 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-06 12:32:44,696 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-06 12:32:44,696 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-06 12:32:44,697 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-06 12:32:44,698 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-09-06 12:32:44,698 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-09-06 12:32:44,698 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2019-09-06 12:32:44,698 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-06 12:32:44,698 INFO L130 BoogieDeclarations]: Found specification of procedure read [2019-09-06 12:32:44,699 INFO L130 BoogieDeclarations]: Found specification of procedure write [2019-09-06 12:32:44,699 INFO L130 BoogieDeclarations]: Found specification of procedure node1 [2019-09-06 12:32:44,700 INFO L130 BoogieDeclarations]: Found specification of procedure node2 [2019-09-06 12:32:44,700 INFO L130 BoogieDeclarations]: Found specification of procedure node3 [2019-09-06 12:32:44,700 INFO L130 BoogieDeclarations]: Found specification of procedure init [2019-09-06 12:32:44,702 INFO L130 BoogieDeclarations]: Found specification of procedure check [2019-09-06 12:32:44,702 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-06 12:32:44,705 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-06 12:32:44,706 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-06 12:32:46,469 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-06 12:32:46,469 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-06 12:32:46,470 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.09 12:32:46 BoogieIcfgContainer [2019-09-06 12:32:46,471 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-06 12:32:46,471 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-06 12:32:46,471 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-06 12:32:46,472 INFO L275 PluginConnector]: Sifa initialized [2019-09-06 12:32:46,473 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.09 12:32:46" (1/1) ... [2019-09-06 12:32:46,473 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 12:32:46,496 INFO L162 IcfgInterpreter]: Started Sifa with 5 locations of interest [2019-09-06 12:32:46,497 INFO L169 IcfgInterpreter]: Building call graph [2019-09-06 12:32:46,509 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-06 12:32:46,518 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-06 12:32:46,520 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-06 12:32:46,701 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 298 for LOIs [2019-09-06 12:35:22,410 WARN L188 SmtUtils]: Spent 4.55 s on a formula simplification. DAG size of input: 400 DAG size of output: 373 [2019-09-06 12:35:28,845 WARN L188 SmtUtils]: Spent 4.55 s on a formula simplification. DAG size of input: 400 DAG size of output: 373 [2019-09-06 12:41:23,992 WARN L188 SmtUtils]: Spent 4.45 s on a formula simplification. DAG size of input: 400 DAG size of output: 373 [2019-09-06 12:41:30,107 WARN L188 SmtUtils]: Spent 4.40 s on a formula simplification. DAG size of input: 400 DAG size of output: 373 [2019-09-06 12:42:57,230 WARN L188 SmtUtils]: Spent 4.38 s on a formula simplification. DAG size of input: 400 DAG size of output: 373 [2019-09-06 12:44:44,657 WARN L188 SmtUtils]: Spent 4.40 s on a formula simplification. DAG size of input: 400 DAG size of output: 373 [2019-09-06 12:44:50,055 WARN L188 SmtUtils]: Spent 4.46 s on a formula simplification. DAG size of input: 400 DAG size of output: 373 [2019-09-06 12:44:55,391 WARN L188 SmtUtils]: Spent 4.46 s on a formula simplification. DAG size of input: 400 DAG size of output: 373 [2019-09-06 12:45:00,620 WARN L188 SmtUtils]: Spent 4.40 s on a formula simplification. DAG size of input: 400 DAG size of output: 373 [2019-09-06 12:45:00,893 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-06 12:45:00,894 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-06 12:45:00,897 INFO L193 IcfgInterpreter]: Reachable states at location mainErr3ASSERT_VIOLATIONERROR_FUNCTION satisfy 1279024#(and (<= main_~__tmp_7~0 1) (<= main_~main__c1~0 1) (<= ~mode3~0 1) (<= 0 main_~__tmp_7~0) (<= main_~assert__arg~6 1) (<= 0 main_~main__c1~0) (<= 0 main_~assert__arg~6)) [2019-09-06 12:45:00,897 INFO L193 IcfgInterpreter]: Reachable states at location mainErr4ASSERT_VIOLATIONERROR_FUNCTION satisfy 1282285#(and (<= 0 main_~check__tmp~8) (<= 2 ~r3~0) (<= 0 ~mode3~0) (<= ~__return_2575~0 0) (<= 0 ~__return_2575~0) (<= ~st3~0 1) (<= main_~main__c1~0 0) (<= 0 main_~assert__arg~7) (<= 0 main_~__tmp_8~0) (<= main_~assert__arg~7 1) (<= main_~check__tmp~8 0) (<= ~r3~0 2) (<= main_~__tmp_8~0 1) (<= ~mode3~0 0) (<= 0 main_~main__c1~0) (<= 1 ~st3~0)) [2019-09-06 12:45:00,898 INFO L193 IcfgInterpreter]: Reachable states at location mainErr1ASSERT_VIOLATIONERROR_FUNCTION satisfy 1283553#(and (<= 2 ~r3~0) (<= 0 ~mode3~0) (<= main_~__tmp_5~0 1) (<= 0 ~__return_2770~0) (<= main_~main__c1~0 0) (<= ~__return_2770~0 0) (<= main_~check__tmp~4 0) (<= 0 main_~__tmp_5~0) (<= 0 main_~assert__arg~4) (<= ~nl3~0 1) (<= ~r3~0 2) (<= 0 main_~check__tmp~4) (<= ~mode3~0 0) (<= main_~assert__arg~4 1) (<= 0 main_~main__c1~0) (<= 1 ~nl3~0)) [2019-09-06 12:45:00,898 INFO L193 IcfgInterpreter]: Reachable states at location mainErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 1282919#(and (<= main_~check__tmp~3 0) (<= 2 ~r3~0) (<= 0 ~__return_2801~0) (<= 0 ~mode3~0) (<= ~st3~0 1) (<= 0 main_~__tmp_4~0) (<= main_~main__c1~0 0) (<= main_~assert__arg~3 1) (<= main_~__tmp_4~0 1) (<= ~r3~0 2) (<= ~mode3~0 0) (<= 0 main_~main__c1~0) (<= 0 main_~assert__arg~3) (<= 0 main_~check__tmp~3) (<= 1 ~st3~0) (<= ~__return_2801~0 0)) [2019-09-06 12:45:00,898 INFO L193 IcfgInterpreter]: Reachable states at location mainErr2ASSERT_VIOLATIONERROR_FUNCTION satisfy 1281676#(and (<= 2 ~r3~0) (<= 0 ~mode3~0) (<= ~st3~0 1) (<= 0 main_~assert__arg~5) (<= main_~main__c1~0 0) (<= main_~check__tmp~5 0) (<= main_~assert__arg~5 1) (<= 0 ~__return_2712~0) (<= ~r3~0 2) (<= ~mode3~0 0) (<= 0 main_~main__c1~0) (<= 0 main_~__tmp_6~0) (<= main_~__tmp_6~0 1) (<= 1 ~st3~0) (<= ~__return_2712~0 0) (<= 0 main_~check__tmp~5)) [2019-09-06 12:45:00,914 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-06 12:45:00,914 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-06 12:45:00,917 INFO L168 Benchmark]: Toolchain (without parser) took 737638.12 ms. Allocated memory was 133.2 MB in the beginning and 4.5 GB in the end (delta: 4.3 GB). Free memory was 87.1 MB in the beginning and 1.4 GB in the end (delta: -1.3 GB). Peak memory consumption was 3.0 GB. Max. memory is 7.1 GB. [2019-09-06 12:45:00,918 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 133.2 MB. Free memory was 107.5 MB in the beginning and 107.3 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-06 12:45:00,919 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1228.25 ms. Allocated memory was 133.2 MB in the beginning and 200.3 MB in the end (delta: 67.1 MB). Free memory was 86.7 MB in the beginning and 156.2 MB in the end (delta: -69.5 MB). Peak memory consumption was 33.4 MB. Max. memory is 7.1 GB. [2019-09-06 12:45:00,919 INFO L168 Benchmark]: Boogie Preprocessor took 98.30 ms. Allocated memory is still 200.3 MB. Free memory was 156.2 MB in the beginning and 151.6 MB in the end (delta: 4.6 MB). Peak memory consumption was 4.6 MB. Max. memory is 7.1 GB. [2019-09-06 12:45:00,920 INFO L168 Benchmark]: RCFGBuilder took 1863.98 ms. Allocated memory was 200.3 MB in the beginning and 224.9 MB in the end (delta: 24.6 MB). Free memory was 151.6 MB in the beginning and 111.6 MB in the end (delta: 39.9 MB). Peak memory consumption was 81.5 MB. Max. memory is 7.1 GB. [2019-09-06 12:45:00,921 INFO L168 Benchmark]: Sifa took 734443.21 ms. Allocated memory was 224.9 MB in the beginning and 4.5 GB in the end (delta: 4.2 GB). Free memory was 111.6 MB in the beginning and 1.4 GB in the end (delta: -1.3 GB). Peak memory consumption was 2.9 GB. Max. memory is 7.1 GB. [2019-09-06 12:45:00,925 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 133.2 MB. Free memory was 107.5 MB in the beginning and 107.3 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 1228.25 ms. Allocated memory was 133.2 MB in the beginning and 200.3 MB in the end (delta: 67.1 MB). Free memory was 86.7 MB in the beginning and 156.2 MB in the end (delta: -69.5 MB). Peak memory consumption was 33.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 98.30 ms. Allocated memory is still 200.3 MB. Free memory was 156.2 MB in the beginning and 151.6 MB in the end (delta: 4.6 MB). Peak memory consumption was 4.6 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1863.98 ms. Allocated memory was 200.3 MB in the beginning and 224.9 MB in the end (delta: 24.6 MB). Free memory was 151.6 MB in the beginning and 111.6 MB in the end (delta: 39.9 MB). Peak memory consumption was 81.5 MB. Max. memory is 7.1 GB. * Sifa took 734443.21 ms. Allocated memory was 224.9 MB in the beginning and 4.5 GB in the end (delta: 4.2 GB). Free memory was 111.6 MB in the beginning and 1.4 GB in the end (delta: -1.3 GB). 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]: 734402, ICFG_INTERPRETER_ENTERED_PROCEDURES: 2, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 809254, DAG_INTERPRETER_EARLY_EXITS: 2689, TOOLS_POST_APPLICATIONS: 768651, TOOLS_POST_TIME[ms]: 205730, TOOLS_POST_CALL_APPLICATIONS: 2, TOOLS_POST_CALL_TIME[ms]: 67, TOOLS_POST_RETURN_APPLICATIONS: 1, TOOLS_POST_RETURN_TIME[ms]: 14, TOOLS_QUANTIFIERELIM_TIME[ms]: 165955, FLUID_QUERY_TIME[ms]: 3158, FLUID_QUERIES: 813945, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 514148, DOMAIN_JOIN_TIME[ms]: 38066, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 749, DOMAIN_WIDEN_TIME[ms]: 166, DOMAIN_ISSUBSETEQ_APPLICATIONS: 4691, DOMAIN_ISSUBSETEQ_TIME[ms]: 2451, DOMAIN_ISBOTTOM_APPLICATIONS: 299709, DOMAIN_ISBOTTOM_TIME[ms]: 316674, LOOP_SUMMARIZER_APPLICATIONS: 3942, LOOP_SUMMARIZER_CACHE_MISSES: 3942, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 471666, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 471610, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 4691, CALL_SUMMARIZER_APPLICATIONS: 1, CALL_SUMMARIZER_CACHE_MISSES: 0, CALL_SUMMARIZER_OVERALL_TIME[ms]: 65, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 0, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 9, PATH_EXPR_TIME[ms]: 66, REGEX_TO_DAG_TIME[ms]: 17307, DAG_COMPRESSION_TIME[ms]: 102513, DAG_COMPRESSION_PROCESSED_NODES: 7763827, DAG_COMPRESSION_RETAINED_NODES: 2718206 - UnprovableResult [Line: 1005]: 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 1279024#(and (<= main_~__tmp_7~0 1) (<= main_~main__c1~0 1) (<= ~mode3~0 1) (<= 0 main_~__tmp_7~0) (<= main_~assert__arg~6 1) (<= 0 main_~main__c1~0) (<= 0 main_~assert__arg~6)). Possible FailurePath: - UnprovableResult [Line: 1743]: 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 1282285#(and (<= 0 main_~check__tmp~8) (<= 2 ~r3~0) (<= 0 ~mode3~0) (<= ~__return_2575~0 0) (<= 0 ~__return_2575~0) (<= ~st3~0 1) (<= main_~main__c1~0 0) (<= 0 main_~assert__arg~7) (<= 0 main_~__tmp_8~0) (<= main_~assert__arg~7 1) (<= main_~check__tmp~8 0) (<= ~r3~0 2) (<= main_~__tmp_8~0 1) (<= ~mode3~0 0) (<= 0 main_~main__c1~0) (<= 1 ~st3~0)). Possible FailurePath: - UnprovableResult [Line: 835]: 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 1283553#(and (<= 2 ~r3~0) (<= 0 ~mode3~0) (<= main_~__tmp_5~0 1) (<= 0 ~__return_2770~0) (<= main_~main__c1~0 0) (<= ~__return_2770~0 0) (<= main_~check__tmp~4 0) (<= 0 main_~__tmp_5~0) (<= 0 main_~assert__arg~4) (<= ~nl3~0 1) (<= ~r3~0 2) (<= 0 main_~check__tmp~4) (<= ~mode3~0 0) (<= main_~assert__arg~4 1) (<= 0 main_~main__c1~0) (<= 1 ~nl3~0)). Possible FailurePath: - UnprovableResult [Line: 790]: 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 1282919#(and (<= main_~check__tmp~3 0) (<= 2 ~r3~0) (<= 0 ~__return_2801~0) (<= 0 ~mode3~0) (<= ~st3~0 1) (<= 0 main_~__tmp_4~0) (<= main_~main__c1~0 0) (<= main_~assert__arg~3 1) (<= main_~__tmp_4~0 1) (<= ~r3~0 2) (<= ~mode3~0 0) (<= 0 main_~main__c1~0) (<= 0 main_~assert__arg~3) (<= 0 main_~check__tmp~3) (<= 1 ~st3~0) (<= ~__return_2801~0 0)). Possible FailurePath: - UnprovableResult [Line: 938]: 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 1281676#(and (<= 2 ~r3~0) (<= 0 ~mode3~0) (<= ~st3~0 1) (<= 0 main_~assert__arg~5) (<= main_~main__c1~0 0) (<= main_~check__tmp~5 0) (<= main_~assert__arg~5 1) (<= 0 ~__return_2712~0) (<= ~r3~0 2) (<= ~mode3~0 0) (<= 0 main_~main__c1~0) (<= 0 main_~__tmp_6~0) (<= main_~__tmp_6~0 1) (<= 1 ~st3~0) (<= ~__return_2712~0 0) (<= 0 main_~check__tmp~5)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [MP z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forcibly destroying the process Received shutdown request...