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.3.ufo.UNBOUNDED.pals.c.v+sep-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-06 13:59:13,455 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-06 13:59:13,459 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-06 13:59:13,477 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-06 13:59:13,478 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-06 13:59:13,479 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-06 13:59:13,481 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-06 13:59:13,494 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-06 13:59:13,495 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-06 13:59:13,496 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-06 13:59:13,497 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-06 13:59:13,498 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-06 13:59:13,499 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-06 13:59:13,501 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-06 13:59:13,503 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-06 13:59:13,505 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-06 13:59:13,505 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-06 13:59:13,506 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-06 13:59:13,508 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-06 13:59:13,509 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-06 13:59:13,511 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-06 13:59:13,512 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-06 13:59:13,513 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-06 13:59:13,514 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-06 13:59:13,516 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-06 13:59:13,516 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-06 13:59:13,516 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-06 13:59:13,517 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-06 13:59:13,518 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-06 13:59:13,518 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-06 13:59:13,519 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-06 13:59:13,519 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-06 13:59:13,520 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-06 13:59:13,521 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-06 13:59:13,522 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-06 13:59:13,522 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-06 13:59:13,523 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-06 13:59:13,523 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-06 13:59:13,523 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-06 13:59:13,524 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-06 13:59:13,525 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-06 13:59:13,525 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 13:59:13,548 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-06 13:59:13,549 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-06 13:59:13,550 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-06 13:59:13,550 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-06 13:59:13,550 INFO L138 SettingsManager]: * Use SBE=true [2019-09-06 13:59:13,551 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-06 13:59:13,551 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-06 13:59:13,551 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-06 13:59:13,551 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-06 13:59:13,552 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-06 13:59:13,552 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-06 13:59:13,553 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-06 13:59:13,553 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-06 13:59:13,553 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-06 13:59:13,553 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-06 13:59:13,553 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-06 13:59:13,554 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-06 13:59:13,554 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-06 13:59:13,554 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-06 13:59:13,554 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-06 13:59:13,554 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-06 13:59:13,555 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-06 13:59:13,555 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-06 13:59:13,555 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-06 13:59:13,557 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-06 13:59:13,557 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-06 13:59:13,557 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-06 13:59:13,557 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-06 13:59:13,557 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 13:59:13,587 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-06 13:59:13,607 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-06 13:59:13,612 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-06 13:59:13,614 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-06 13:59:13,616 INFO L275 PluginConnector]: CDTParser initialized [2019-09-06 13:59:13,617 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr.3.ufo.UNBOUNDED.pals.c.v+sep-reducer.c [2019-09-06 13:59:13,692 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cfa110f6c/df3ca70042f34baaa3298dd714b4a45b/FLAGf3d9b3456 [2019-09-06 13:59:14,315 INFO L306 CDTParser]: Found 1 translation units. [2019-09-06 13:59:14,316 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr.3.ufo.UNBOUNDED.pals.c.v+sep-reducer.c [2019-09-06 13:59:14,335 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cfa110f6c/df3ca70042f34baaa3298dd714b4a45b/FLAGf3d9b3456 [2019-09-06 13:59:14,560 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cfa110f6c/df3ca70042f34baaa3298dd714b4a45b [2019-09-06 13:59:14,571 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-06 13:59:14,572 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-06 13:59:14,573 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-06 13:59:14,573 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-06 13:59:14,577 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-06 13:59:14,577 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.09 01:59:14" (1/1) ... [2019-09-06 13:59:14,580 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65c3f56e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 01:59:14, skipping insertion in model container [2019-09-06 13:59:14,580 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.09 01:59:14" (1/1) ... [2019-09-06 13:59:14,587 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-06 13:59:14,656 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-06 13:59:15,149 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-06 13:59:15,161 INFO L188 MainTranslator]: Completed pre-run [2019-09-06 13:59:15,314 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-06 13:59:15,337 INFO L192 MainTranslator]: Completed translation [2019-09-06 13:59:15,338 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 01:59:15 WrapperNode [2019-09-06 13:59:15,338 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-06 13:59:15,338 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-06 13:59:15,338 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-06 13:59:15,338 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-06 13:59:15,349 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 01:59:15" (1/1) ... [2019-09-06 13:59:15,349 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 01:59:15" (1/1) ... [2019-09-06 13:59:15,366 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 01:59:15" (1/1) ... [2019-09-06 13:59:15,367 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 01:59:15" (1/1) ... [2019-09-06 13:59:15,395 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 01:59:15" (1/1) ... [2019-09-06 13:59:15,414 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 01:59:15" (1/1) ... [2019-09-06 13:59:15,419 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 01:59:15" (1/1) ... [2019-09-06 13:59:15,426 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-06 13:59:15,426 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-06 13:59:15,427 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-06 13:59:15,427 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-06 13:59:15,428 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 01:59:15" (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 13:59:15,503 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-06 13:59:15,503 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-06 13:59:15,503 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-06 13:59:15,504 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-06 13:59:15,505 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-09-06 13:59:15,505 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-09-06 13:59:15,505 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uchar [2019-09-06 13:59:15,506 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2019-09-06 13:59:15,506 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-06 13:59:15,506 INFO L130 BoogieDeclarations]: Found specification of procedure read [2019-09-06 13:59:15,507 INFO L130 BoogieDeclarations]: Found specification of procedure write [2019-09-06 13:59:15,507 INFO L130 BoogieDeclarations]: Found specification of procedure node1 [2019-09-06 13:59:15,508 INFO L130 BoogieDeclarations]: Found specification of procedure node2 [2019-09-06 13:59:15,508 INFO L130 BoogieDeclarations]: Found specification of procedure node3 [2019-09-06 13:59:15,509 INFO L130 BoogieDeclarations]: Found specification of procedure init [2019-09-06 13:59:15,509 INFO L130 BoogieDeclarations]: Found specification of procedure check [2019-09-06 13:59:15,512 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-06 13:59:15,512 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-06 13:59:15,512 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-06 13:59:17,006 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-06 13:59:17,008 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-06 13:59:17,009 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.09 01:59:17 BoogieIcfgContainer [2019-09-06 13:59:17,009 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-06 13:59:17,010 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-06 13:59:17,010 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-06 13:59:17,011 INFO L275 PluginConnector]: Sifa initialized [2019-09-06 13:59:17,012 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.09 01:59:17" (1/1) ... [2019-09-06 13:59:17,013 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 13:59:17,053 INFO L162 IcfgInterpreter]: Started Sifa with 7 locations of interest [2019-09-06 13:59:17,053 INFO L169 IcfgInterpreter]: Building call graph [2019-09-06 13:59:17,068 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-06 13:59:17,085 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-06 13:59:17,086 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-06 13:59:17,225 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 204 for LOIs [2019-09-06 13:59:19,065 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-06 13:59:19,065 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-06 13:59:19,067 INFO L193 IcfgInterpreter]: Reachable states at location mainErr4ASSERT_VIOLATIONERROR_FUNCTION satisfy 720#(and (<= ~mode2~0 0) (<= 1 ~st1~0) (<= 0 ~mode1~0) (<= 0 main_~check__tmp~9) (<= ~mode1~0 0) (<= 0 ~mode3~0) (<= main_~assert__arg~9 1) (<= ~st3~0 1) (<= ~st1~0 1) (<= 0 ~mode2~0) (<= main_~__tmp_10~0 1) (<= main_~main__c1~0 0) (<= main_~check__tmp~9 0) (<= 0 main_~assert__arg~9) (<= 0 (+ ~st2~0 1)) (<= ~__return_764~0 0) (<= 0 main_~__tmp_10~0) (<= ~mode3~0 0) (<= 0 main_~main__c1~0) (<= 0 ~__return_764~0) (<= 1 ~st3~0)) [2019-09-06 13:59:19,068 INFO L193 IcfgInterpreter]: Reachable states at location mainErr3ASSERT_VIOLATIONERROR_FUNCTION satisfy 349#(and (<= ~mode2~0 0) (<= 0 ~__return_846~0) (<= 0 ~mode1~0) (<= ~mode1~0 0) (<= 0 ~mode3~0) (<= 1 ~st2~0) (<= 0 ~mode2~0) (<= main_~main__c1~0 0) (<= ~st2~0 1) (<= 0 main_~assert__arg~7) (<= 0 main_~__tmp_8~0) (<= main_~assert__arg~7 1) (<= main_~__tmp_8~0 1) (<= ~mode3~0 0) (<= main_~check__tmp~7 0) (<= 0 main_~main__c1~0) (<= 0 main_~check__tmp~7) (<= ~__return_846~0 0)) [2019-09-06 13:59:19,068 INFO L193 IcfgInterpreter]: Reachable states at location mainErr5ASSERT_VIOLATIONERROR_FUNCTION satisfy 714#(and (<= ~mode2~0 0) (<= ~__return_671~0 0) (<= 0 ~mode1~0) (<= ~mode1~0 0) (<= 0 ~mode3~0) (<= main_~__tmp_12~0 1) (<= main_~check__tmp~11 0) (<= ~st3~0 1) (<= 0 ~mode2~0) (<= 0 main_~__tmp_12~0) (<= main_~main__c1~0 0) (<= main_~assert__arg~11 1) (<= 0 main_~check__tmp~11) (<= ~mode3~0 0) (<= 0 main_~assert__arg~11) (<= 0 main_~main__c1~0) (<= 0 ~__return_671~0) (<= 1 ~st3~0)) [2019-09-06 13:59:19,068 INFO L193 IcfgInterpreter]: Reachable states at location mainErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 1502#(or (and (<= 0 main_~__tmp_2~0) (<= ~mode2~0 0) (<= 0 main_~assert__arg~1) (<= 1 ~st1~0) (<= ~__return_1142~0 0) (<= 0 ~mode1~0) (<= ~mode1~0 0) (<= 0 ~mode3~0) (<= 1 ~st2~0) (<= main_~check__tmp~1 0) (<= ~st3~0 1) (<= ~st1~0 1) (<= 0 ~mode2~0) (<= main_~main__c1~0 0) (<= ~st2~0 1) (<= main_~assert__arg~1 1) (<= 0 main_~check__tmp~1) (<= 0 ~__return_1142~0) (<= ~mode3~0 0) (<= main_~__tmp_2~0 1) (<= 0 main_~main__c1~0) (<= 1 ~st3~0)) (and (<= 0 main_~__tmp_2~0) (<= ~mode3~0 1) (<= 0 main_~assert__arg~1) (<= ~__return_1291~0 1) (<= main_~check__tmp~16 1) (<= main_~assert__arg~1 1) (<= ~mode2~0 1) (<= 0 ~__return_1291~0) (<= ~mode1~0 1) (<= main_~main__c1~0 1) (<= 0 main_~check__tmp~16) (<= main_~__tmp_2~0 1) (<= 0 main_~main__c1~0))) [2019-09-06 13:59:19,070 INFO L193 IcfgInterpreter]: Reachable states at location mainErr6ASSERT_VIOLATIONERROR_FUNCTION satisfy 729#(and (<= ~mode2~0 0) (<= 1 ~st1~0) (<= 0 ~mode1~0) (<= 0 main_~assert__arg~13) (<= ~mode1~0 0) (<= 0 ~mode3~0) (<= 0 main_~check__tmp~13) (<= ~st1~0 1) (<= 0 ~mode2~0) (<= main_~main__c1~0 0) (<= ~__return_592~0 0) (<= 0 main_~__tmp_14~0) (<= ~mode3~0 0) (<= main_~assert__arg~13 1) (<= 0 main_~main__c1~0) (<= main_~__tmp_14~0 1) (<= main_~check__tmp~13 0) (<= 0 ~__return_592~0)) [2019-09-06 13:59:19,070 INFO L193 IcfgInterpreter]: Reachable states at location mainErr2ASSERT_VIOLATIONERROR_FUNCTION satisfy 395#(and (<= 0 ~__return_939~0) (<= ~mode2~0 0) (<= 1 ~st1~0) (<= 0 ~mode1~0) (<= ~mode1~0 0) (<= 0 ~mode3~0) (<= 1 ~st2~0) (<= ~st1~0 1) (<= 0 ~mode2~0) (<= 0 main_~assert__arg~5) (<= main_~main__c1~0 0) (<= ~st2~0 1) (<= main_~check__tmp~5 0) (<= 0 (+ ~st3~0 1)) (<= main_~assert__arg~5 1) (<= ~__return_939~0 0) (<= ~mode3~0 0) (<= 0 main_~main__c1~0) (<= 0 main_~__tmp_6~0) (<= main_~__tmp_6~0 1) (<= 0 main_~check__tmp~5)) [2019-09-06 13:59:19,070 INFO L193 IcfgInterpreter]: Reachable states at location mainErr1ASSERT_VIOLATIONERROR_FUNCTION satisfy 375#(and (<= 0 (+ ~st1~0 1)) (<= ~mode2~0 0) (<= 0 ~mode1~0) (<= main_~check__tmp~3 0) (<= ~mode1~0 0) (<= 0 ~mode3~0) (<= 1 ~st2~0) (<= ~st3~0 1) (<= 0 ~mode2~0) (<= 0 main_~__tmp_4~0) (<= main_~main__c1~0 0) (<= ~st2~0 1) (<= main_~assert__arg~3 1) (<= main_~__tmp_4~0 1) (<= ~mode3~0 0) (<= ~__return_1032~0 0) (<= 0 ~__return_1032~0) (<= 0 main_~main__c1~0) (<= 0 main_~assert__arg~3) (<= 0 main_~check__tmp~3) (<= 1 ~st3~0)) [2019-09-06 13:59:19,090 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-06 13:59:19,090 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-06 13:59:19,093 INFO L168 Benchmark]: Toolchain (without parser) took 4519.65 ms. Allocated memory was 131.1 MB in the beginning and 271.6 MB in the end (delta: 140.5 MB). Free memory was 85.8 MB in the beginning and 111.4 MB in the end (delta: -25.6 MB). Peak memory consumption was 115.0 MB. Max. memory is 7.1 GB. [2019-09-06 13:59:19,094 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 131.1 MB. Free memory was 105.4 MB in the beginning and 105.2 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-09-06 13:59:19,095 INFO L168 Benchmark]: CACSL2BoogieTranslator took 764.99 ms. Allocated memory was 131.1 MB in the beginning and 199.2 MB in the end (delta: 68.2 MB). Free memory was 85.6 MB in the beginning and 158.4 MB in the end (delta: -72.8 MB). Peak memory consumption was 31.4 MB. Max. memory is 7.1 GB. [2019-09-06 13:59:19,096 INFO L168 Benchmark]: Boogie Preprocessor took 87.71 ms. Allocated memory is still 199.2 MB. Free memory was 158.4 MB in the beginning and 154.3 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. [2019-09-06 13:59:19,097 INFO L168 Benchmark]: RCFGBuilder took 1583.10 ms. Allocated memory was 199.2 MB in the beginning and 219.2 MB in the end (delta: 19.9 MB). Free memory was 154.3 MB in the beginning and 169.1 MB in the end (delta: -14.8 MB). Peak memory consumption was 89.5 MB. Max. memory is 7.1 GB. [2019-09-06 13:59:19,098 INFO L168 Benchmark]: Sifa took 2080.43 ms. Allocated memory was 219.2 MB in the beginning and 271.6 MB in the end (delta: 52.4 MB). Free memory was 169.1 MB in the beginning and 111.4 MB in the end (delta: 57.7 MB). Peak memory consumption was 110.2 MB. Max. memory is 7.1 GB. [2019-09-06 13:59:19,102 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 131.1 MB. Free memory was 105.4 MB in the beginning and 105.2 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 764.99 ms. Allocated memory was 131.1 MB in the beginning and 199.2 MB in the end (delta: 68.2 MB). Free memory was 85.6 MB in the beginning and 158.4 MB in the end (delta: -72.8 MB). Peak memory consumption was 31.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 87.71 ms. Allocated memory is still 199.2 MB. Free memory was 158.4 MB in the beginning and 154.3 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1583.10 ms. Allocated memory was 199.2 MB in the beginning and 219.2 MB in the end (delta: 19.9 MB). Free memory was 154.3 MB in the beginning and 169.1 MB in the end (delta: -14.8 MB). Peak memory consumption was 89.5 MB. Max. memory is 7.1 GB. * Sifa took 2080.43 ms. Allocated memory was 219.2 MB in the beginning and 271.6 MB in the end (delta: 52.4 MB). Free memory was 169.1 MB in the beginning and 111.4 MB in the end (delta: 57.7 MB). Peak memory consumption was 110.2 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]: 2018, ICFG_INTERPRETER_ENTERED_PROCEDURES: 2, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 1102, DAG_INTERPRETER_EARLY_EXITS: 47, TOOLS_POST_APPLICATIONS: 1091, TOOLS_POST_TIME[ms]: 577, TOOLS_POST_CALL_APPLICATIONS: 2, TOOLS_POST_CALL_TIME[ms]: 54, TOOLS_POST_RETURN_APPLICATIONS: 1, TOOLS_POST_RETURN_TIME[ms]: 7, TOOLS_QUANTIFIERELIM_TIME[ms]: 457, FLUID_QUERY_TIME[ms]: 31, FLUID_QUERIES: 1104, FLUID_YES_ANSWERS: 3, DOMAIN_JOIN_APPLICATIONS: 402, DOMAIN_JOIN_TIME[ms]: 237, DOMAIN_ALPHA_APPLICATIONS: 3, DOMAIN_ALPHA_TIME[ms]: 3, DOMAIN_WIDEN_APPLICATIONS: 1, DOMAIN_WIDEN_TIME[ms]: 1, DOMAIN_ISSUBSETEQ_APPLICATIONS: 2, DOMAIN_ISSUBSETEQ_TIME[ms]: 3, DOMAIN_ISBOTTOM_APPLICATIONS: 345, DOMAIN_ISBOTTOM_TIME[ms]: 506, LOOP_SUMMARIZER_APPLICATIONS: 1, LOOP_SUMMARIZER_CACHE_MISSES: 1, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 427, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 426, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 2, CALL_SUMMARIZER_APPLICATIONS: 1, CALL_SUMMARIZER_CACHE_MISSES: 0, CALL_SUMMARIZER_OVERALL_TIME[ms]: 43, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 0, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 6, PATH_EXPR_TIME[ms]: 48, REGEX_TO_DAG_TIME[ms]: 13, DAG_COMPRESSION_TIME[ms]: 372, DAG_COMPRESSION_PROCESSED_NODES: 26299, DAG_COMPRESSION_RETAINED_NODES: 5456 - UnprovableResult [Line: 1210]: 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 720#(and (<= ~mode2~0 0) (<= 1 ~st1~0) (<= 0 ~mode1~0) (<= 0 main_~check__tmp~9) (<= ~mode1~0 0) (<= 0 ~mode3~0) (<= main_~assert__arg~9 1) (<= ~st3~0 1) (<= ~st1~0 1) (<= 0 ~mode2~0) (<= main_~__tmp_10~0 1) (<= main_~main__c1~0 0) (<= main_~check__tmp~9 0) (<= 0 main_~assert__arg~9) (<= 0 (+ ~st2~0 1)) (<= ~__return_764~0 0) (<= 0 main_~__tmp_10~0) (<= ~mode3~0 0) (<= 0 main_~main__c1~0) (<= 0 ~__return_764~0) (<= 1 ~st3~0)). Possible FailurePath: - UnprovableResult [Line: 968]: 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 349#(and (<= ~mode2~0 0) (<= 0 ~__return_846~0) (<= 0 ~mode1~0) (<= ~mode1~0 0) (<= 0 ~mode3~0) (<= 1 ~st2~0) (<= 0 ~mode2~0) (<= main_~main__c1~0 0) (<= ~st2~0 1) (<= 0 main_~assert__arg~7) (<= 0 main_~__tmp_8~0) (<= main_~assert__arg~7 1) (<= main_~__tmp_8~0 1) (<= ~mode3~0 0) (<= main_~check__tmp~7 0) (<= 0 main_~main__c1~0) (<= 0 main_~check__tmp~7) (<= ~__return_846~0 0)). Possible FailurePath: - UnprovableResult [Line: 1424]: 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 714#(and (<= ~mode2~0 0) (<= ~__return_671~0 0) (<= 0 ~mode1~0) (<= ~mode1~0 0) (<= 0 ~mode3~0) (<= main_~__tmp_12~0 1) (<= main_~check__tmp~11 0) (<= ~st3~0 1) (<= 0 ~mode2~0) (<= 0 main_~__tmp_12~0) (<= main_~main__c1~0 0) (<= main_~assert__arg~11 1) (<= 0 main_~check__tmp~11) (<= ~mode3~0 0) (<= 0 main_~assert__arg~11) (<= 0 main_~main__c1~0) (<= 0 ~__return_671~0) (<= 1 ~st3~0)). Possible FailurePath: - UnprovableResult [Line: 301]: 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 1502#(or (and (<= 0 main_~__tmp_2~0) (<= ~mode2~0 0) (<= 0 main_~assert__arg~1) (<= 1 ~st1~0) (<= ~__return_1142~0 0) (<= 0 ~mode1~0) (<= ~mode1~0 0) (<= 0 ~mode3~0) (<= 1 ~st2~0) (<= main_~check__tmp~1 0) (<= ~st3~0 1) (<= ~st1~0 1) (<= 0 ~mode2~0) (<= main_~main__c1~0 0) (<= ~st2~0 1) (<= main_~assert__arg~1 1) (<= 0 main_~check__tmp~1) (<= 0 ~__return_1142~0) (<= ~mode3~0 0) (<= main_~__tmp_2~0 1) (<= 0 main_~main__c1~0) (<= 1 ~st3~0)) (and (<= 0 main_~__tmp_2~0) (<= ~mode3~0 1) (<= 0 main_~assert__arg~1) (<= ~__return_1291~0 1) (<= main_~check__tmp~16 1) (<= main_~assert__arg~1 1) (<= ~mode2~0 1) (<= 0 ~__return_1291~0) (<= ~mode1~0 1) (<= main_~main__c1~0 1) (<= 0 main_~check__tmp~16) (<= main_~__tmp_2~0 1) (<= 0 main_~main__c1~0))). Possible FailurePath: - UnprovableResult [Line: 1649]: 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 729#(and (<= ~mode2~0 0) (<= 1 ~st1~0) (<= 0 ~mode1~0) (<= 0 main_~assert__arg~13) (<= ~mode1~0 0) (<= 0 ~mode3~0) (<= 0 main_~check__tmp~13) (<= ~st1~0 1) (<= 0 ~mode2~0) (<= main_~main__c1~0 0) (<= ~__return_592~0 0) (<= 0 main_~__tmp_14~0) (<= ~mode3~0 0) (<= main_~assert__arg~13 1) (<= 0 main_~main__c1~0) (<= main_~__tmp_14~0 1) (<= main_~check__tmp~13 0) (<= 0 ~__return_592~0)). Possible FailurePath: - UnprovableResult [Line: 755]: 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 395#(and (<= 0 ~__return_939~0) (<= ~mode2~0 0) (<= 1 ~st1~0) (<= 0 ~mode1~0) (<= ~mode1~0 0) (<= 0 ~mode3~0) (<= 1 ~st2~0) (<= ~st1~0 1) (<= 0 ~mode2~0) (<= 0 main_~assert__arg~5) (<= main_~main__c1~0 0) (<= ~st2~0 1) (<= main_~check__tmp~5 0) (<= 0 (+ ~st3~0 1)) (<= main_~assert__arg~5 1) (<= ~__return_939~0 0) (<= ~mode3~0 0) (<= 0 main_~main__c1~0) (<= 0 main_~__tmp_6~0) (<= main_~__tmp_6~0 1) (<= 0 main_~check__tmp~5)). Possible FailurePath: - UnprovableResult [Line: 525]: 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 375#(and (<= 0 (+ ~st1~0 1)) (<= ~mode2~0 0) (<= 0 ~mode1~0) (<= main_~check__tmp~3 0) (<= ~mode1~0 0) (<= 0 ~mode3~0) (<= 1 ~st2~0) (<= ~st3~0 1) (<= 0 ~mode2~0) (<= 0 main_~__tmp_4~0) (<= main_~main__c1~0 0) (<= ~st2~0 1) (<= main_~assert__arg~3 1) (<= main_~__tmp_4~0 1) (<= ~mode3~0 0) (<= ~__return_1032~0 0) (<= 0 ~__return_1032~0) (<= 0 main_~main__c1~0) (<= 0 main_~assert__arg~3) (<= 0 main_~check__tmp~3) (<= 1 ~st3~0)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...