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.4.2.ufo.BOUNDED-8.pals.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-06 11:45:11,625 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-06 11:45:11,627 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-06 11:45:11,639 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-06 11:45:11,639 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-06 11:45:11,640 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-06 11:45:11,641 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-06 11:45:11,643 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-06 11:45:11,645 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-06 11:45:11,646 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-06 11:45:11,647 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-06 11:45:11,648 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-06 11:45:11,648 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-06 11:45:11,649 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-06 11:45:11,650 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-06 11:45:11,651 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-06 11:45:11,652 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-06 11:45:11,653 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-06 11:45:11,654 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-06 11:45:11,656 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-06 11:45:11,657 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-06 11:45:11,658 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-06 11:45:11,659 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-06 11:45:11,660 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-06 11:45:11,662 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-09-06 11:45:11,665 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-06 11:45:11,666 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-06 11:45:11,666 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-06 11:45:11,667 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-06 11:45:11,668 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-06 11:45:11,668 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-06 11:45:11,669 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-06 11:45:11,669 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-06 11:45:11,669 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-06 11:45:11,670 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-06 11:45:11,671 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-06 11:45:11,672 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 11:45:11,686 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-06 11:45:11,686 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-06 11:45:11,687 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-06 11:45:11,687 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-06 11:45:11,688 INFO L138 SettingsManager]: * Use SBE=true [2019-09-06 11:45:11,688 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-06 11:45:11,688 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-06 11:45:11,688 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-06 11:45:11,688 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-06 11:45:11,689 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-06 11:45:11,689 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-06 11:45:11,689 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-06 11:45:11,689 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-06 11:45:11,689 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-06 11:45:11,690 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-06 11:45:11,690 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-06 11:45:11,690 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-06 11:45:11,690 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-06 11:45:11,690 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-06 11:45:11,691 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-06 11:45:11,691 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-06 11:45:11,691 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-06 11:45:11,693 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-06 11:45:11,693 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-06 11:45:11,693 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-06 11:45:11,693 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-06 11:45:11,693 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-06 11:45:11,694 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-06 11:45:11,694 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 11:45:11,723 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-06 11:45:11,736 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-06 11:45:11,739 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-06 11:45:11,741 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-06 11:45:11,742 INFO L275 PluginConnector]: CDTParser initialized [2019-09-06 11:45:11,742 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded/pals_floodmax.4.2.ufo.BOUNDED-8.pals.c [2019-09-06 11:45:11,804 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/25e636414/d492a6061fe74c399f2e2fbbcd46eeb9/FLAG9238df01b [2019-09-06 11:45:12,296 INFO L306 CDTParser]: Found 1 translation units. [2019-09-06 11:45:12,297 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded/pals_floodmax.4.2.ufo.BOUNDED-8.pals.c [2019-09-06 11:45:12,314 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/25e636414/d492a6061fe74c399f2e2fbbcd46eeb9/FLAG9238df01b [2019-09-06 11:45:12,630 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/25e636414/d492a6061fe74c399f2e2fbbcd46eeb9 [2019-09-06 11:45:12,641 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-06 11:45:12,642 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-06 11:45:12,643 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-06 11:45:12,643 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-06 11:45:12,646 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-06 11:45:12,647 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.09 11:45:12" (1/1) ... [2019-09-06 11:45:12,649 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@f07c2ac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:45:12, skipping insertion in model container [2019-09-06 11:45:12,649 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.09 11:45:12" (1/1) ... [2019-09-06 11:45:12,656 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-06 11:45:12,707 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-06 11:45:13,159 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-06 11:45:13,172 INFO L188 MainTranslator]: Completed pre-run [2019-09-06 11:45:13,282 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-06 11:45:13,303 INFO L192 MainTranslator]: Completed translation [2019-09-06 11:45:13,304 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:45:13 WrapperNode [2019-09-06 11:45:13,304 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-06 11:45:13,305 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-06 11:45:13,305 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-06 11:45:13,305 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-06 11:45:13,321 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:45:13" (1/1) ... [2019-09-06 11:45:13,321 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:45:13" (1/1) ... [2019-09-06 11:45:13,337 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:45:13" (1/1) ... [2019-09-06 11:45:13,337 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:45:13" (1/1) ... [2019-09-06 11:45:13,364 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:45:13" (1/1) ... [2019-09-06 11:45:13,390 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:45:13" (1/1) ... [2019-09-06 11:45:13,395 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:45:13" (1/1) ... [2019-09-06 11:45:13,403 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-06 11:45:13,404 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-06 11:45:13,404 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-06 11:45:13,404 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-06 11:45:13,405 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:45:13" (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 11:45:13,497 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-06 11:45:13,497 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-06 11:45:13,498 INFO L138 BoogieDeclarations]: Found implementation of procedure node1 [2019-09-06 11:45:13,498 INFO L138 BoogieDeclarations]: Found implementation of procedure node2 [2019-09-06 11:45:13,499 INFO L138 BoogieDeclarations]: Found implementation of procedure node3 [2019-09-06 11:45:13,499 INFO L138 BoogieDeclarations]: Found implementation of procedure node4 [2019-09-06 11:45:13,499 INFO L138 BoogieDeclarations]: Found implementation of procedure init [2019-09-06 11:45:13,499 INFO L138 BoogieDeclarations]: Found implementation of procedure check [2019-09-06 11:45:13,499 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-06 11:45:13,499 INFO L138 BoogieDeclarations]: Found implementation of procedure assert [2019-09-06 11:45:13,500 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-06 11:45:13,500 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-09-06 11:45:13,501 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-09-06 11:45:13,501 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2019-09-06 11:45:13,502 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-06 11:45:13,502 INFO L130 BoogieDeclarations]: Found specification of procedure read [2019-09-06 11:45:13,505 INFO L130 BoogieDeclarations]: Found specification of procedure write [2019-09-06 11:45:13,505 INFO L130 BoogieDeclarations]: Found specification of procedure node1 [2019-09-06 11:45:13,506 INFO L130 BoogieDeclarations]: Found specification of procedure node2 [2019-09-06 11:45:13,506 INFO L130 BoogieDeclarations]: Found specification of procedure node3 [2019-09-06 11:45:13,506 INFO L130 BoogieDeclarations]: Found specification of procedure node4 [2019-09-06 11:45:13,507 INFO L130 BoogieDeclarations]: Found specification of procedure init [2019-09-06 11:45:13,507 INFO L130 BoogieDeclarations]: Found specification of procedure check [2019-09-06 11:45:13,507 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-06 11:45:13,507 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-06 11:45:13,508 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-06 11:45:14,908 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-06 11:45:14,909 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-09-06 11:45:14,910 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.09 11:45:14 BoogieIcfgContainer [2019-09-06 11:45:14,910 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-06 11:45:14,911 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-06 11:45:14,911 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-06 11:45:14,911 INFO L275 PluginConnector]: Sifa initialized [2019-09-06 11:45:14,912 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.09 11:45:14" (1/1) ... [2019-09-06 11:45:14,913 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 11:45:14,936 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-06 11:45:14,936 INFO L169 IcfgInterpreter]: Building call graph [2019-09-06 11:45:14,947 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-06 11:45:14,957 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-06 11:45:14,959 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-06 11:45:15,129 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 363 for LOIs [2019-09-06 11:48:08,333 INFO L199 IcfgInterpreter]: Interpreting procedure assert with input of size 171 for LOIs [2019-09-06 11:48:08,339 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-06 11:48:08,339 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-06 11:48:08,342 INFO L193 IcfgInterpreter]: Reachable states at location assertErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 90870#(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) (<= 0 (+ ~p32_new~0 1)) (<= ~p21~0 0) (<= 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 11:48:08,358 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-06 11:48:08,359 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-06 11:48:08,362 INFO L168 Benchmark]: Toolchain (without parser) took 175718.15 ms. Allocated memory was 131.1 MB in the beginning and 2.5 GB in the end (delta: 2.4 GB). Free memory was 85.6 MB in the beginning and 694.7 MB in the end (delta: -609.0 MB). Peak memory consumption was 1.8 GB. Max. memory is 7.1 GB. [2019-09-06 11:48:08,364 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 131.1 MB. Free memory was 105.3 MB in the beginning and 105.1 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-06 11:48:08,365 INFO L168 Benchmark]: CACSL2BoogieTranslator took 661.06 ms. Allocated memory was 131.1 MB in the beginning and 197.1 MB in the end (delta: 66.1 MB). Free memory was 85.4 MB in the beginning and 160.8 MB in the end (delta: -75.3 MB). Peak memory consumption was 29.2 MB. Max. memory is 7.1 GB. [2019-09-06 11:48:08,367 INFO L168 Benchmark]: Boogie Preprocessor took 98.45 ms. Allocated memory is still 197.1 MB. Free memory was 160.8 MB in the beginning and 156.1 MB in the end (delta: 4.7 MB). Peak memory consumption was 4.7 MB. Max. memory is 7.1 GB. [2019-09-06 11:48:08,368 INFO L168 Benchmark]: RCFGBuilder took 1506.86 ms. Allocated memory was 197.1 MB in the beginning and 217.6 MB in the end (delta: 20.4 MB). Free memory was 155.4 MB in the beginning and 169.9 MB in the end (delta: -14.4 MB). Peak memory consumption was 92.0 MB. Max. memory is 7.1 GB. [2019-09-06 11:48:08,374 INFO L168 Benchmark]: Sifa took 173448.31 ms. Allocated memory was 217.6 MB in the beginning and 2.5 GB in the end (delta: 2.3 GB). Free memory was 169.9 MB in the beginning and 694.7 MB in the end (delta: -524.8 MB). Peak memory consumption was 1.7 GB. Max. memory is 7.1 GB. [2019-09-06 11:48:08,385 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 131.1 MB. Free memory was 105.3 MB in the beginning and 105.1 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 661.06 ms. Allocated memory was 131.1 MB in the beginning and 197.1 MB in the end (delta: 66.1 MB). Free memory was 85.4 MB in the beginning and 160.8 MB in the end (delta: -75.3 MB). Peak memory consumption was 29.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 98.45 ms. Allocated memory is still 197.1 MB. Free memory was 160.8 MB in the beginning and 156.1 MB in the end (delta: 4.7 MB). Peak memory consumption was 4.7 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1506.86 ms. Allocated memory was 197.1 MB in the beginning and 217.6 MB in the end (delta: 20.4 MB). Free memory was 155.4 MB in the beginning and 169.9 MB in the end (delta: -14.4 MB). Peak memory consumption was 92.0 MB. Max. memory is 7.1 GB. * Sifa took 173448.31 ms. Allocated memory was 217.6 MB in the beginning and 2.5 GB in the end (delta: 2.3 GB). Free memory was 169.9 MB in the beginning and 694.7 MB in the end (delta: -524.8 MB). Peak memory consumption was 1.7 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]: 173406, ICFG_INTERPRETER_ENTERED_PROCEDURES: 3, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 62296, DAG_INTERPRETER_EARLY_EXITS: 56, TOOLS_POST_APPLICATIONS: 59605, TOOLS_POST_TIME[ms]: 15478, TOOLS_POST_CALL_APPLICATIONS: 21, TOOLS_POST_CALL_TIME[ms]: 256, TOOLS_POST_RETURN_APPLICATIONS: 19, TOOLS_POST_RETURN_TIME[ms]: 193, TOOLS_QUANTIFIERELIM_TIME[ms]: 1376, FLUID_QUERY_TIME[ms]: 1771, FLUID_QUERIES: 62298, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 31219, DOMAIN_JOIN_TIME[ms]: 64739, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 1, DOMAIN_WIDEN_TIME[ms]: 8, DOMAIN_ISSUBSETEQ_APPLICATIONS: 18, DOMAIN_ISSUBSETEQ_TIME[ms]: 101, DOMAIN_ISBOTTOM_APPLICATIONS: 25958, DOMAIN_ISBOTTOM_TIME[ms]: 86996, LOOP_SUMMARIZER_APPLICATIONS: 1, LOOP_SUMMARIZER_CACHE_MISSES: 1, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 2592, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 2591, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 2, CALL_SUMMARIZER_APPLICATIONS: 19, CALL_SUMMARIZER_CACHE_MISSES: 0, CALL_SUMMARIZER_OVERALL_TIME[ms]: 172722, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 0, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 8, PATH_EXPR_TIME[ms]: 29, REGEX_TO_DAG_TIME[ms]: 31, DAG_COMPRESSION_TIME[ms]: 1551, DAG_COMPRESSION_PROCESSED_NODES: 145578, DAG_COMPRESSION_RETAINED_NODES: 61968 - 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 90870#(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) (<= 0 (+ ~p32_new~0 1)) (<= ~p21~0 0) (<= 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...