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/pals_floodmax.4_overflow.ufo.UNBOUNDED.pals.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-06 11:47:02,541 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-06 11:47:02,543 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-06 11:47:02,555 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-06 11:47:02,555 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-06 11:47:02,556 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-06 11:47:02,558 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-06 11:47:02,559 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-06 11:47:02,561 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-06 11:47:02,562 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-06 11:47:02,563 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-06 11:47:02,564 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-06 11:47:02,564 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-06 11:47:02,565 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-06 11:47:02,566 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-06 11:47:02,567 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-06 11:47:02,568 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-06 11:47:02,568 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-06 11:47:02,570 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-06 11:47:02,572 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-06 11:47:02,574 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-06 11:47:02,575 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-06 11:47:02,576 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-06 11:47:02,577 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-06 11:47:02,579 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-06 11:47:02,579 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-06 11:47:02,580 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-06 11:47:02,581 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-06 11:47:02,581 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-06 11:47:02,582 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-06 11:47:02,582 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-06 11:47:02,583 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-06 11:47:02,584 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-06 11:47:02,584 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-06 11:47:02,585 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-06 11:47:02,586 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-06 11:47:02,586 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-06 11:47:02,587 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-06 11:47:02,587 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-06 11:47:02,588 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-06 11:47:02,588 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-06 11:47:02,589 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 11:47:02,603 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-06 11:47:02,604 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-06 11:47:02,605 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-06 11:47:02,605 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-06 11:47:02,605 INFO L138 SettingsManager]: * Use SBE=true [2019-09-06 11:47:02,605 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-06 11:47:02,605 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-06 11:47:02,606 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-06 11:47:02,606 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-06 11:47:02,606 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-06 11:47:02,606 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-06 11:47:02,606 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-06 11:47:02,607 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-06 11:47:02,607 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-06 11:47:02,607 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-06 11:47:02,607 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-06 11:47:02,607 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-06 11:47:02,608 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-06 11:47:02,608 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-06 11:47:02,608 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-06 11:47:02,608 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-06 11:47:02,608 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-06 11:47:02,609 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-06 11:47:02,609 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-06 11:47:02,609 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-06 11:47:02,609 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-06 11:47:02,609 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-06 11:47:02,610 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-06 11:47:02,610 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 11:47:02,638 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-06 11:47:02,654 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-06 11:47:02,658 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-06 11:47:02,662 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-06 11:47:02,662 INFO L275 PluginConnector]: CDTParser initialized [2019-09-06 11:47:02,663 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded/pals_floodmax.4_overflow.ufo.UNBOUNDED.pals.c [2019-09-06 11:47:02,735 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a8f028582/e4da56629a9f4dc8a8aa477e0ae50776/FLAG85396671a [2019-09-06 11:47:03,287 INFO L306 CDTParser]: Found 1 translation units. [2019-09-06 11:47:03,288 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded/pals_floodmax.4_overflow.ufo.UNBOUNDED.pals.c [2019-09-06 11:47:03,304 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a8f028582/e4da56629a9f4dc8a8aa477e0ae50776/FLAG85396671a [2019-09-06 11:47:03,562 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a8f028582/e4da56629a9f4dc8a8aa477e0ae50776 [2019-09-06 11:47:03,572 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-06 11:47:03,573 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-06 11:47:03,575 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-06 11:47:03,575 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-06 11:47:03,578 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-06 11:47:03,579 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.09 11:47:03" (1/1) ... [2019-09-06 11:47:03,582 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@74340391 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:47:03, skipping insertion in model container [2019-09-06 11:47:03,582 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.09 11:47:03" (1/1) ... [2019-09-06 11:47:03,590 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-06 11:47:03,656 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-06 11:47:04,103 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-06 11:47:04,116 INFO L188 MainTranslator]: Completed pre-run [2019-09-06 11:47:04,234 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-06 11:47:04,260 INFO L192 MainTranslator]: Completed translation [2019-09-06 11:47:04,260 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:47:04 WrapperNode [2019-09-06 11:47:04,260 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-06 11:47:04,261 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-06 11:47:04,261 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-06 11:47:04,262 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-06 11:47:04,273 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:47:04" (1/1) ... [2019-09-06 11:47:04,273 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:47:04" (1/1) ... [2019-09-06 11:47:04,292 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:47:04" (1/1) ... [2019-09-06 11:47:04,293 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:47:04" (1/1) ... [2019-09-06 11:47:04,320 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:47:04" (1/1) ... [2019-09-06 11:47:04,349 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:47:04" (1/1) ... [2019-09-06 11:47:04,354 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:47:04" (1/1) ... [2019-09-06 11:47:04,362 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-06 11:47:04,363 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-06 11:47:04,363 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-06 11:47:04,363 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-06 11:47:04,364 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:47:04" (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 11:47:04,431 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-06 11:47:04,431 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-06 11:47:04,432 INFO L138 BoogieDeclarations]: Found implementation of procedure node1 [2019-09-06 11:47:04,432 INFO L138 BoogieDeclarations]: Found implementation of procedure node2 [2019-09-06 11:47:04,432 INFO L138 BoogieDeclarations]: Found implementation of procedure node3 [2019-09-06 11:47:04,432 INFO L138 BoogieDeclarations]: Found implementation of procedure node4 [2019-09-06 11:47:04,432 INFO L138 BoogieDeclarations]: Found implementation of procedure init [2019-09-06 11:47:04,432 INFO L138 BoogieDeclarations]: Found implementation of procedure check [2019-09-06 11:47:04,433 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-06 11:47:04,433 INFO L138 BoogieDeclarations]: Found implementation of procedure assert [2019-09-06 11:47:04,433 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-06 11:47:04,433 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-09-06 11:47:04,433 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uchar [2019-09-06 11:47:04,434 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-09-06 11:47:04,434 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2019-09-06 11:47:04,434 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-06 11:47:04,434 INFO L130 BoogieDeclarations]: Found specification of procedure read [2019-09-06 11:47:04,434 INFO L130 BoogieDeclarations]: Found specification of procedure write [2019-09-06 11:47:04,435 INFO L130 BoogieDeclarations]: Found specification of procedure node1 [2019-09-06 11:47:04,435 INFO L130 BoogieDeclarations]: Found specification of procedure node2 [2019-09-06 11:47:04,435 INFO L130 BoogieDeclarations]: Found specification of procedure node3 [2019-09-06 11:47:04,435 INFO L130 BoogieDeclarations]: Found specification of procedure node4 [2019-09-06 11:47:04,435 INFO L130 BoogieDeclarations]: Found specification of procedure init [2019-09-06 11:47:04,435 INFO L130 BoogieDeclarations]: Found specification of procedure check [2019-09-06 11:47:04,435 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-06 11:47:04,436 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-06 11:47:04,436 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-06 11:47:05,867 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-06 11:47:05,867 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-09-06 11:47:05,869 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.09 11:47:05 BoogieIcfgContainer [2019-09-06 11:47:05,869 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-06 11:47:05,869 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-06 11:47:05,870 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-06 11:47:05,870 INFO L275 PluginConnector]: Sifa initialized [2019-09-06 11:47:05,871 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.09 11:47:05" (1/1) ... [2019-09-06 11:47:05,872 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 11:47:05,896 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-06 11:47:05,896 INFO L169 IcfgInterpreter]: Building call graph [2019-09-06 11:47:05,908 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-06 11:47:05,918 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-06 11:47:05,919 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-06 11:47:06,119 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 363 for LOIs [2019-09-06 11:48:26,287 INFO L199 IcfgInterpreter]: Interpreting procedure assert with input of size 205 for LOIs [2019-09-06 11:48:26,310 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-06 11:48:26,310 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-06 11:48:26,322 INFO L193 IcfgInterpreter]: Reachable states at location assertErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 38059#(and (<= 0 (+ ~id3~0 128)) (<= 0 ~p14~0) (<= ~mode2~0 1) (<= (+ ~p31_new~0 1) 0) (<= 0 ~p34~0) (<= (+ ~p32_new~0 1) 0) (<= 0 (+ ~p12_new~0 1)) (<= ~id1~0 127) (<= ~mode3~0 1) (<= ~p41~0 0) (<= (+ ~p41_new~0 1) 0) (<= 0 (+ ~p43_new~0 1)) (<= 0 ~p21~0) (<= 0 (+ ~p21_new~0 1)) (<= 0 (+ ~p23_new~0 1)) (<= 0 (+ ~p13_new~0 1)) (<= 0 ~p12~0) (<= ~mode1~0 1) (<= ~mode4~0 1) (<= (+ ~nomsg~0 1) 0) (<= (+ ~p43_new~0 1) 0) (<= 0 ~p13~0) (<= 0 ~p43~0) (<= 0 ~p31~0) (<= (+ ~p42_new~0 1) 0) (<= 0 (+ ~p34_new~0 1)) (<= 0 (+ ~id1~0 128)) (<= 0 (+ ~id4~0 128)) (<= ~p13~0 0) (<= 0 ~p32~0) (<= ~id4~0 127) (<= ~p21~0 0) (<= 0 (+ ~p32_new~0 1)) (<= 0 ~mode1~0) (<= assert_~arg 1) (<= 0 (+ ~p42_new~0 1)) (<= ~p32~0 0) (<= 0 ~mode2~0) (<= 0 (+ ~nomsg~0 1)) (<= (+ ~p12_new~0 1) 0) (<= 0 assert_~arg) (<= ~p12~0 0) (<= 0 ~p41~0) (<= ~p34~0 0) (<= (+ ~p14_new~0 1) 0) (<= 0 ~p24~0) (<= (+ ~p13_new~0 1) 0) (<= 0 |assert_#in~arg|) (<= 0 ~p42~0) (<= 0 (+ ~p24_new~0 1)) (<= ~p14~0 0) (<= ~id2~0 127) (<= 0 (+ ~p14_new~0 1)) (<= 0 (+ ~p41_new~0 1)) (<= ~p31~0 0) (<= 0 ~mode3~0) (<= |assert_#in~arg| 1) (<= (+ ~p24_new~0 1) 0) (<= (+ ~p34_new~0 1) 0) (<= (+ ~p21_new~0 1) 0) (<= ~p23~0 0) (<= ~id3~0 127) (<= ~p43~0 0) (<= 0 (+ ~p31_new~0 1)) (<= ~p42~0 0) (<= 0 ~p23~0) (<= 0 (+ ~id2~0 128)) (<= 0 ~mode4~0) (<= ~p24~0 0) (<= (+ ~p23_new~0 1) 0)) [2019-09-06 11:48:26,340 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-06 11:48:26,341 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-06 11:48:26,345 INFO L168 Benchmark]: Toolchain (without parser) took 82769.16 ms. Allocated memory was 139.5 MB in the beginning and 1.5 GB in the end (delta: 1.4 GB). Free memory was 85.0 MB in the beginning and 1.2 GB in the end (delta: -1.1 GB). Peak memory consumption was 291.8 MB. Max. memory is 7.1 GB. [2019-09-06 11:48:26,347 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 139.5 MB. Free memory was 104.3 MB in the beginning and 104.1 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-06 11:48:26,349 INFO L168 Benchmark]: CACSL2BoogieTranslator took 686.14 ms. Allocated memory was 139.5 MB in the beginning and 199.8 MB in the end (delta: 60.3 MB). Free memory was 84.8 MB in the beginning and 164.4 MB in the end (delta: -79.6 MB). Peak memory consumption was 25.1 MB. Max. memory is 7.1 GB. [2019-09-06 11:48:26,351 INFO L168 Benchmark]: Boogie Preprocessor took 101.42 ms. Allocated memory is still 199.8 MB. Free memory was 164.4 MB in the beginning and 159.4 MB in the end (delta: 5.0 MB). Peak memory consumption was 5.0 MB. Max. memory is 7.1 GB. [2019-09-06 11:48:26,352 INFO L168 Benchmark]: RCFGBuilder took 1506.13 ms. Allocated memory was 199.8 MB in the beginning and 223.9 MB in the end (delta: 24.1 MB). Free memory was 159.4 MB in the beginning and 175.2 MB in the end (delta: -15.8 MB). Peak memory consumption was 89.6 MB. Max. memory is 7.1 GB. [2019-09-06 11:48:26,358 INFO L168 Benchmark]: Sifa took 80471.53 ms. Allocated memory was 223.9 MB in the beginning and 1.5 GB in the end (delta: 1.3 GB). Free memory was 175.2 MB in the beginning and 1.2 GB in the end (delta: -1.0 GB). Peak memory consumption was 297.7 MB. Max. memory is 7.1 GB. [2019-09-06 11:48:26,369 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 139.5 MB. Free memory was 104.3 MB in the beginning and 104.1 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 686.14 ms. Allocated memory was 139.5 MB in the beginning and 199.8 MB in the end (delta: 60.3 MB). Free memory was 84.8 MB in the beginning and 164.4 MB in the end (delta: -79.6 MB). Peak memory consumption was 25.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 101.42 ms. Allocated memory is still 199.8 MB. Free memory was 164.4 MB in the beginning and 159.4 MB in the end (delta: 5.0 MB). Peak memory consumption was 5.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1506.13 ms. Allocated memory was 199.8 MB in the beginning and 223.9 MB in the end (delta: 24.1 MB). Free memory was 159.4 MB in the beginning and 175.2 MB in the end (delta: -15.8 MB). Peak memory consumption was 89.6 MB. Max. memory is 7.1 GB. * Sifa took 80471.53 ms. Allocated memory was 223.9 MB in the beginning and 1.5 GB in the end (delta: 1.3 GB). Free memory was 175.2 MB in the beginning and 1.2 GB in the end (delta: -1.0 GB). Peak memory consumption was 297.7 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]: 80427, ICFG_INTERPRETER_ENTERED_PROCEDURES: 3, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 26008, DAG_INTERPRETER_EARLY_EXITS: 665, TOOLS_POST_APPLICATIONS: 25025, TOOLS_POST_TIME[ms]: 6851, TOOLS_POST_CALL_APPLICATIONS: 21, TOOLS_POST_CALL_TIME[ms]: 295, TOOLS_POST_RETURN_APPLICATIONS: 19, TOOLS_POST_RETURN_TIME[ms]: 184, TOOLS_QUANTIFIERELIM_TIME[ms]: 997, FLUID_QUERY_TIME[ms]: 692, FLUID_QUERIES: 26010, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 12986, DOMAIN_JOIN_TIME[ms]: 26611, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 1, DOMAIN_WIDEN_TIME[ms]: 14, DOMAIN_ISSUBSETEQ_APPLICATIONS: 18, DOMAIN_ISSUBSETEQ_TIME[ms]: 99, DOMAIN_ISBOTTOM_APPLICATIONS: 12873, DOMAIN_ISBOTTOM_TIME[ms]: 43296, LOOP_SUMMARIZER_APPLICATIONS: 1, LOOP_SUMMARIZER_CACHE_MISSES: 1, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 2514, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 2513, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 2, CALL_SUMMARIZER_APPLICATIONS: 19, CALL_SUMMARIZER_CACHE_MISSES: 0, CALL_SUMMARIZER_OVERALL_TIME[ms]: 79646, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 0, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 9, PATH_EXPR_TIME[ms]: 32, REGEX_TO_DAG_TIME[ms]: 23, DAG_COMPRESSION_TIME[ms]: 1112, DAG_COMPRESSION_PROCESSED_NODES: 64967, DAG_COMPRESSION_RETAINED_NODES: 26333 - UnprovableResult [Line: 1291]: 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 38059#(and (<= 0 (+ ~id3~0 128)) (<= 0 ~p14~0) (<= ~mode2~0 1) (<= (+ ~p31_new~0 1) 0) (<= 0 ~p34~0) (<= (+ ~p32_new~0 1) 0) (<= 0 (+ ~p12_new~0 1)) (<= ~id1~0 127) (<= ~mode3~0 1) (<= ~p41~0 0) (<= (+ ~p41_new~0 1) 0) (<= 0 (+ ~p43_new~0 1)) (<= 0 ~p21~0) (<= 0 (+ ~p21_new~0 1)) (<= 0 (+ ~p23_new~0 1)) (<= 0 (+ ~p13_new~0 1)) (<= 0 ~p12~0) (<= ~mode1~0 1) (<= ~mode4~0 1) (<= (+ ~nomsg~0 1) 0) (<= (+ ~p43_new~0 1) 0) (<= 0 ~p13~0) (<= 0 ~p43~0) (<= 0 ~p31~0) (<= (+ ~p42_new~0 1) 0) (<= 0 (+ ~p34_new~0 1)) (<= 0 (+ ~id1~0 128)) (<= 0 (+ ~id4~0 128)) (<= ~p13~0 0) (<= 0 ~p32~0) (<= ~id4~0 127) (<= ~p21~0 0) (<= 0 (+ ~p32_new~0 1)) (<= 0 ~mode1~0) (<= assert_~arg 1) (<= 0 (+ ~p42_new~0 1)) (<= ~p32~0 0) (<= 0 ~mode2~0) (<= 0 (+ ~nomsg~0 1)) (<= (+ ~p12_new~0 1) 0) (<= 0 assert_~arg) (<= ~p12~0 0) (<= 0 ~p41~0) (<= ~p34~0 0) (<= (+ ~p14_new~0 1) 0) (<= 0 ~p24~0) (<= (+ ~p13_new~0 1) 0) (<= 0 |assert_#in~arg|) (<= 0 ~p42~0) (<= 0 (+ ~p24_new~0 1)) (<= ~p14~0 0) (<= ~id2~0 127) (<= 0 (+ ~p14_new~0 1)) (<= 0 (+ ~p41_new~0 1)) (<= ~p31~0 0) (<= 0 ~mode3~0) (<= |assert_#in~arg| 1) (<= (+ ~p24_new~0 1) 0) (<= (+ ~p34_new~0 1) 0) (<= (+ ~p21_new~0 1) 0) (<= ~p23~0 0) (<= ~id3~0 127) (<= ~p43~0 0) (<= 0 (+ ~p31_new~0 1)) (<= ~p42~0 0) (<= 0 ~p23~0) (<= 0 (+ ~id2~0 128)) (<= 0 ~mode4~0) (<= ~p24~0 0) (<= (+ ~p23_new~0 1) 0)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...