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_STARTPALS_Triplicated.ufo.BOUNDED-10.pals.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-06 11:44:31,163 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-06 11:44:31,165 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-06 11:44:31,177 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-06 11:44:31,177 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-06 11:44:31,178 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-06 11:44:31,180 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-06 11:44:31,182 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-06 11:44:31,183 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-06 11:44:31,184 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-06 11:44:31,185 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-06 11:44:31,186 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-06 11:44:31,187 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-06 11:44:31,188 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-06 11:44:31,188 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-06 11:44:31,190 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-06 11:44:31,190 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-06 11:44:31,191 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-06 11:44:31,193 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-06 11:44:31,195 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-06 11:44:31,196 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-06 11:44:31,197 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-06 11:44:31,198 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-06 11:44:31,199 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-06 11:44:31,201 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-09-06 11:44:31,204 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-06 11:44:31,205 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-06 11:44:31,205 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-06 11:44:31,206 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-06 11:44:31,207 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-06 11:44:31,207 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-06 11:44:31,208 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-06 11:44:31,208 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-06 11:44:31,208 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-06 11:44:31,209 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-06 11:44:31,210 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-06 11:44:31,211 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 11:44:31,231 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-06 11:44:31,231 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-06 11:44:31,236 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-06 11:44:31,236 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-06 11:44:31,236 INFO L138 SettingsManager]: * Use SBE=true [2019-09-06 11:44:31,236 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-06 11:44:31,237 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-06 11:44:31,237 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-06 11:44:31,237 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-06 11:44:31,237 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-06 11:44:31,238 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-06 11:44:31,238 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-06 11:44:31,239 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-06 11:44:31,239 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-06 11:44:31,239 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-06 11:44:31,239 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-06 11:44:31,240 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-06 11:44:31,240 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-06 11:44:31,240 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-06 11:44:31,240 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-06 11:44:31,241 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-06 11:44:31,241 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-06 11:44:31,241 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-06 11:44:31,242 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-06 11:44:31,242 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-06 11:44:31,242 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-06 11:44:31,242 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-06 11:44:31,243 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-06 11:44:31,243 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 11:44:31,297 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-06 11:44:31,315 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-06 11:44:31,320 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-06 11:44:31,321 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-06 11:44:31,322 INFO L275 PluginConnector]: CDTParser initialized [2019-09-06 11:44:31,323 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded/pals_STARTPALS_Triplicated.ufo.BOUNDED-10.pals.c [2019-09-06 11:44:31,405 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3089190b5/1d5ea3f3f5c848a4aff231fce95265fe/FLAGe6baa878a [2019-09-06 11:44:31,951 INFO L306 CDTParser]: Found 1 translation units. [2019-09-06 11:44:31,952 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded/pals_STARTPALS_Triplicated.ufo.BOUNDED-10.pals.c [2019-09-06 11:44:31,975 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3089190b5/1d5ea3f3f5c848a4aff231fce95265fe/FLAGe6baa878a [2019-09-06 11:44:32,291 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3089190b5/1d5ea3f3f5c848a4aff231fce95265fe [2019-09-06 11:44:32,302 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-06 11:44:32,303 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-06 11:44:32,306 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-06 11:44:32,306 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-06 11:44:32,309 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-06 11:44:32,310 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.09 11:44:32" (1/1) ... [2019-09-06 11:44:32,312 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1bef41b1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:44:32, skipping insertion in model container [2019-09-06 11:44:32,312 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.09 11:44:32" (1/1) ... [2019-09-06 11:44:32,320 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-06 11:44:32,371 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-06 11:44:32,730 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-06 11:44:32,739 INFO L188 MainTranslator]: Completed pre-run [2019-09-06 11:44:32,802 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-06 11:44:32,840 INFO L192 MainTranslator]: Completed translation [2019-09-06 11:44:32,840 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:44:32 WrapperNode [2019-09-06 11:44:32,841 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-06 11:44:32,841 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-06 11:44:32,841 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-06 11:44:32,841 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-06 11:44:32,851 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:44:32" (1/1) ... [2019-09-06 11:44:32,852 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:44:32" (1/1) ... [2019-09-06 11:44:32,863 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:44:32" (1/1) ... [2019-09-06 11:44:32,863 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:44:32" (1/1) ... [2019-09-06 11:44:32,880 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:44:32" (1/1) ... [2019-09-06 11:44:32,893 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:44:32" (1/1) ... [2019-09-06 11:44:32,897 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:44:32" (1/1) ... [2019-09-06 11:44:32,902 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-06 11:44:32,903 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-06 11:44:32,903 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-06 11:44:32,903 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-06 11:44:32,904 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:44:32" (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 11:44:32,965 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-06 11:44:32,965 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-06 11:44:32,965 INFO L138 BoogieDeclarations]: Found implementation of procedure add_history_type [2019-09-06 11:44:32,965 INFO L138 BoogieDeclarations]: Found implementation of procedure read_history_int8 [2019-09-06 11:44:32,965 INFO L138 BoogieDeclarations]: Found implementation of procedure read_history_bool [2019-09-06 11:44:32,966 INFO L138 BoogieDeclarations]: Found implementation of procedure write_history_int8 [2019-09-06 11:44:32,966 INFO L138 BoogieDeclarations]: Found implementation of procedure write_history_bool [2019-09-06 11:44:32,966 INFO L138 BoogieDeclarations]: Found implementation of procedure init [2019-09-06 11:44:32,966 INFO L138 BoogieDeclarations]: Found implementation of procedure check [2019-09-06 11:44:32,966 INFO L138 BoogieDeclarations]: Found implementation of procedure gate1_each_pals_period [2019-09-06 11:44:32,966 INFO L138 BoogieDeclarations]: Found implementation of procedure gate2_each_pals_period [2019-09-06 11:44:32,967 INFO L138 BoogieDeclarations]: Found implementation of procedure gate3_each_pals_period [2019-09-06 11:44:32,967 INFO L138 BoogieDeclarations]: Found implementation of procedure voter [2019-09-06 11:44:32,967 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-06 11:44:32,967 INFO L138 BoogieDeclarations]: Found implementation of procedure assert [2019-09-06 11:44:32,967 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-06 11:44:32,968 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-09-06 11:44:32,968 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-09-06 11:44:32,968 INFO L130 BoogieDeclarations]: Found specification of procedure read [2019-09-06 11:44:32,968 INFO L130 BoogieDeclarations]: Found specification of procedure write [2019-09-06 11:44:32,968 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-06 11:44:32,968 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2019-09-06 11:44:32,969 INFO L130 BoogieDeclarations]: Found specification of procedure read_history_bool [2019-09-06 11:44:32,969 INFO L130 BoogieDeclarations]: Found specification of procedure read_history_int8 [2019-09-06 11:44:32,969 INFO L130 BoogieDeclarations]: Found specification of procedure add_history_type [2019-09-06 11:44:32,969 INFO L130 BoogieDeclarations]: Found specification of procedure write_history_int8 [2019-09-06 11:44:32,969 INFO L130 BoogieDeclarations]: Found specification of procedure write_history_bool [2019-09-06 11:44:32,969 INFO L130 BoogieDeclarations]: Found specification of procedure init [2019-09-06 11:44:32,970 INFO L130 BoogieDeclarations]: Found specification of procedure check [2019-09-06 11:44:32,970 INFO L130 BoogieDeclarations]: Found specification of procedure gate1_each_pals_period [2019-09-06 11:44:32,970 INFO L130 BoogieDeclarations]: Found specification of procedure gate2_each_pals_period [2019-09-06 11:44:32,970 INFO L130 BoogieDeclarations]: Found specification of procedure gate3_each_pals_period [2019-09-06 11:44:32,970 INFO L130 BoogieDeclarations]: Found specification of procedure voter [2019-09-06 11:44:32,970 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-06 11:44:32,971 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-06 11:44:32,971 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-06 11:44:33,770 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-06 11:44:33,770 INFO L283 CfgBuilder]: Removed 2 assume(true) statements. [2019-09-06 11:44:33,772 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.09 11:44:33 BoogieIcfgContainer [2019-09-06 11:44:33,772 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-06 11:44:33,773 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-06 11:44:33,773 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-06 11:44:33,773 INFO L275 PluginConnector]: Sifa initialized [2019-09-06 11:44:33,774 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.09 11:44:33" (1/1) ... [2019-09-06 11:44:33,776 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 11:44:33,803 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-06 11:44:33,804 INFO L169 IcfgInterpreter]: Building call graph [2019-09-06 11:44:33,814 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-06 11:44:33,823 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-06 11:44:33,825 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-06 11:44:33,939 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 136 for LOIs [2019-09-06 11:44:44,315 INFO L199 IcfgInterpreter]: Interpreting procedure gate1_each_pals_period with input of size 60 for LOIs [2019-09-06 11:44:44,318 INFO L199 IcfgInterpreter]: Interpreting procedure gate2_each_pals_period with input of size 56 for LOIs [2019-09-06 11:44:44,321 INFO L199 IcfgInterpreter]: Interpreting procedure check with input of size 22 for LOIs [2019-09-06 11:44:47,415 INFO L199 IcfgInterpreter]: Interpreting procedure voter with input of size 43 for LOIs [2019-09-06 11:44:47,429 INFO L199 IcfgInterpreter]: Interpreting procedure write_history_int8 with input of size 47 for LOIs [2019-09-06 11:44:47,431 INFO L199 IcfgInterpreter]: Interpreting procedure init with input of size 60 for LOIs [2019-09-06 11:44:47,462 INFO L199 IcfgInterpreter]: Interpreting procedure add_history_type with input of size 68 for LOIs [2019-09-06 11:44:51,850 INFO L199 IcfgInterpreter]: Interpreting procedure read_history_bool with input of size 10 for LOIs [2019-09-06 11:44:51,851 INFO L199 IcfgInterpreter]: Interpreting procedure read_history_int8 with input of size 38 for LOIs [2019-09-06 11:44:51,853 INFO L199 IcfgInterpreter]: Interpreting procedure gate3_each_pals_period with input of size 52 for LOIs [2019-09-06 11:44:51,854 INFO L199 IcfgInterpreter]: Interpreting procedure write_history_bool with input of size 24 for LOIs [2019-09-06 11:44:51,855 INFO L199 IcfgInterpreter]: Interpreting procedure assert with input of size 35 for LOIs [2019-09-06 11:44:51,856 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-06 11:44:51,856 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-06 11:44:51,858 INFO L193 IcfgInterpreter]: Reachable states at location assertErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 17064#(or (and (<= ~g3v~0 0) (<= (+ ~g3v_new~0 1) 0) (<= 0 ~g1v~0) (<= 0 (+ ~g1v_new~0 1)) (<= ~g2v~0 0) (<= (+ ~g1v_new~0 1) 0) (<= |assert_#in~arg| 0) (<= 0 (+ ~nomsg~0 1)) (<= 0 assert_~arg) (<= 0 (+ ~g2v_new~0 1)) (<= (+ ~nomsg~0 1) 0) (<= ~g1v~0 0) (<= assert_~arg 0) (<= 0 (+ ~g3v_new~0 1)) (<= (+ ~g2v_new~0 1) 0) (<= 0 |assert_#in~arg|) (<= 0 ~g2v~0) (<= 0 ~g3v~0)) (and (<= ~g3v~0 0) (<= (+ ~g3v_new~0 1) 0) (<= 1 assert_~arg) (<= 0 ~g1v~0) (<= 0 (+ ~g1v_new~0 1)) (<= ~g2v~0 0) (<= assert_~arg 1) (<= (+ ~g1v_new~0 1) 0) (<= |assert_#in~arg| 1) (<= 0 (+ ~nomsg~0 1)) (<= 0 (+ ~g2v_new~0 1)) (<= 1 |assert_#in~arg|) (<= (+ ~nomsg~0 1) 0) (<= ~g1v~0 0) (<= 0 (+ ~g3v_new~0 1)) (<= (+ ~g2v_new~0 1) 0) (<= 0 ~g2v~0) (<= 0 ~g3v~0))) [2019-09-06 11:44:51,871 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-06 11:44:51,871 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-06 11:44:51,874 INFO L168 Benchmark]: Toolchain (without parser) took 19569.56 ms. Allocated memory was 137.4 MB in the beginning and 611.8 MB in the end (delta: 474.5 MB). Free memory was 84.8 MB in the beginning and 110.2 MB in the end (delta: -25.4 MB). Peak memory consumption was 449.1 MB. Max. memory is 7.1 GB. [2019-09-06 11:44:51,875 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 137.4 MB. Free memory was 103.5 MB in the beginning and 103.2 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-06 11:44:51,876 INFO L168 Benchmark]: CACSL2BoogieTranslator took 534.66 ms. Allocated memory was 137.4 MB in the beginning and 196.6 MB in the end (delta: 59.2 MB). Free memory was 84.5 MB in the beginning and 167.3 MB in the end (delta: -82.7 MB). Peak memory consumption was 20.7 MB. Max. memory is 7.1 GB. [2019-09-06 11:44:51,877 INFO L168 Benchmark]: Boogie Preprocessor took 61.53 ms. Allocated memory is still 196.6 MB. Free memory was 167.3 MB in the beginning and 164.1 MB in the end (delta: 3.2 MB). Peak memory consumption was 3.2 MB. Max. memory is 7.1 GB. [2019-09-06 11:44:51,877 INFO L168 Benchmark]: RCFGBuilder took 869.12 ms. Allocated memory is still 196.6 MB. Free memory was 164.1 MB in the beginning and 109.9 MB in the end (delta: 54.2 MB). Peak memory consumption was 54.2 MB. Max. memory is 7.1 GB. [2019-09-06 11:44:51,878 INFO L168 Benchmark]: Sifa took 18098.68 ms. Allocated memory was 196.6 MB in the beginning and 611.8 MB in the end (delta: 415.2 MB). Free memory was 109.9 MB in the beginning and 110.2 MB in the end (delta: -273.1 kB). Peak memory consumption was 415.0 MB. Max. memory is 7.1 GB. [2019-09-06 11:44:51,882 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 137.4 MB. Free memory was 103.5 MB in the beginning and 103.2 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 534.66 ms. Allocated memory was 137.4 MB in the beginning and 196.6 MB in the end (delta: 59.2 MB). Free memory was 84.5 MB in the beginning and 167.3 MB in the end (delta: -82.7 MB). Peak memory consumption was 20.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 61.53 ms. Allocated memory is still 196.6 MB. Free memory was 167.3 MB in the beginning and 164.1 MB in the end (delta: 3.2 MB). Peak memory consumption was 3.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 869.12 ms. Allocated memory is still 196.6 MB. Free memory was 164.1 MB in the beginning and 109.9 MB in the end (delta: 54.2 MB). Peak memory consumption was 54.2 MB. Max. memory is 7.1 GB. * Sifa took 18098.68 ms. Allocated memory was 196.6 MB in the beginning and 611.8 MB in the end (delta: 415.2 MB). Free memory was 109.9 MB in the beginning and 110.2 MB in the end (delta: -273.1 kB). Peak memory consumption was 415.0 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]: 18054, ICFG_INTERPRETER_ENTERED_PROCEDURES: 14, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 11628, DAG_INTERPRETER_EARLY_EXITS: 72, TOOLS_POST_APPLICATIONS: 9204, TOOLS_POST_TIME[ms]: 1614, TOOLS_POST_CALL_APPLICATIONS: 1764, TOOLS_POST_CALL_TIME[ms]: 1193, TOOLS_POST_RETURN_APPLICATIONS: 1725, TOOLS_POST_RETURN_TIME[ms]: 1325, TOOLS_QUANTIFIERELIM_TIME[ms]: 2887, FLUID_QUERY_TIME[ms]: 94, FLUID_QUERIES: 12587, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 2407, DOMAIN_JOIN_TIME[ms]: 880, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 313, DOMAIN_WIDEN_TIME[ms]: 43, DOMAIN_ISSUBSETEQ_APPLICATIONS: 13411, DOMAIN_ISSUBSETEQ_TIME[ms]: 10422, DOMAIN_ISBOTTOM_APPLICATIONS: 1147, DOMAIN_ISBOTTOM_TIME[ms]: 1537, LOOP_SUMMARIZER_APPLICATIONS: 660, LOOP_SUMMARIZER_CACHE_MISSES: 646, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 13638, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 13635, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 959, CALL_SUMMARIZER_APPLICATIONS: 1725, CALL_SUMMARIZER_CACHE_MISSES: 0, CALL_SUMMARIZER_OVERALL_TIME[ms]: 15654, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 0, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 7, PATH_EXPR_TIME[ms]: 17, REGEX_TO_DAG_TIME[ms]: 12, DAG_COMPRESSION_TIME[ms]: 121, DAG_COMPRESSION_PROCESSED_NODES: 4741, DAG_COMPRESSION_RETAINED_NODES: 1881 - UnprovableResult [Line: 585]: 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 17064#(or (and (<= ~g3v~0 0) (<= (+ ~g3v_new~0 1) 0) (<= 0 ~g1v~0) (<= 0 (+ ~g1v_new~0 1)) (<= ~g2v~0 0) (<= (+ ~g1v_new~0 1) 0) (<= |assert_#in~arg| 0) (<= 0 (+ ~nomsg~0 1)) (<= 0 assert_~arg) (<= 0 (+ ~g2v_new~0 1)) (<= (+ ~nomsg~0 1) 0) (<= ~g1v~0 0) (<= assert_~arg 0) (<= 0 (+ ~g3v_new~0 1)) (<= (+ ~g2v_new~0 1) 0) (<= 0 |assert_#in~arg|) (<= 0 ~g2v~0) (<= 0 ~g3v~0)) (and (<= ~g3v~0 0) (<= (+ ~g3v_new~0 1) 0) (<= 1 assert_~arg) (<= 0 ~g1v~0) (<= 0 (+ ~g1v_new~0 1)) (<= ~g2v~0 0) (<= assert_~arg 1) (<= (+ ~g1v_new~0 1) 0) (<= |assert_#in~arg| 1) (<= 0 (+ ~nomsg~0 1)) (<= 0 (+ ~g2v_new~0 1)) (<= 1 |assert_#in~arg|) (<= (+ ~nomsg~0 1) 0) (<= ~g1v~0 0) (<= 0 (+ ~g3v_new~0 1)) (<= (+ ~g2v_new~0 1) 0) (<= 0 ~g2v~0) (<= 0 ~g3v~0))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...