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.UNBOUNDED.pals.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-06 11:45:15,081 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-06 11:45:15,084 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-06 11:45:15,100 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-06 11:45:15,101 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-06 11:45:15,102 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-06 11:45:15,103 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-06 11:45:15,113 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-06 11:45:15,115 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-06 11:45:15,117 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-06 11:45:15,118 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-06 11:45:15,119 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-06 11:45:15,120 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-06 11:45:15,122 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-06 11:45:15,123 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-06 11:45:15,124 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-06 11:45:15,125 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-06 11:45:15,127 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-06 11:45:15,131 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-06 11:45:15,133 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-06 11:45:15,135 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-06 11:45:15,136 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-06 11:45:15,137 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-06 11:45:15,137 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-06 11:45:15,140 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-06 11:45:15,140 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-06 11:45:15,140 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-06 11:45:15,141 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-06 11:45:15,141 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-06 11:45:15,142 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-06 11:45:15,142 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-06 11:45:15,143 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-06 11:45:15,144 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-06 11:45:15,144 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-06 11:45:15,145 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-06 11:45:15,146 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-06 11:45:15,146 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-06 11:45:15,146 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-06 11:45:15,147 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-06 11:45:15,147 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-06 11:45:15,148 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-06 11:45:15,149 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 11:45:15,162 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-06 11:45:15,163 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-06 11:45:15,164 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-06 11:45:15,164 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-06 11:45:15,164 INFO L138 SettingsManager]: * Use SBE=true [2019-09-06 11:45:15,164 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-06 11:45:15,165 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-06 11:45:15,165 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-06 11:45:15,165 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-06 11:45:15,165 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-06 11:45:15,165 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-06 11:45:15,166 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-06 11:45:15,166 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-06 11:45:15,166 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-06 11:45:15,166 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-06 11:45:15,167 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-06 11:45:15,167 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-06 11:45:15,168 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-06 11:45:15,168 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-06 11:45:15,168 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-06 11:45:15,168 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-06 11:45:15,168 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-06 11:45:15,169 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-06 11:45:15,169 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-06 11:45:15,169 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-06 11:45:15,169 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-06 11:45:15,169 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-06 11:45:15,170 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-06 11:45:15,170 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 11:45:15,200 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-06 11:45:15,212 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-06 11:45:15,218 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-06 11:45:15,220 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-06 11:45:15,220 INFO L275 PluginConnector]: CDTParser initialized [2019-09-06 11:45:15,221 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded/pals_floodmax.4.2.ufo.UNBOUNDED.pals.c [2019-09-06 11:45:15,293 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5b0289159/13140a830cef4684a48390f09193321a/FLAG0b31cb446 [2019-09-06 11:45:15,853 INFO L306 CDTParser]: Found 1 translation units. [2019-09-06 11:45:15,855 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded/pals_floodmax.4.2.ufo.UNBOUNDED.pals.c [2019-09-06 11:45:15,878 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5b0289159/13140a830cef4684a48390f09193321a/FLAG0b31cb446 [2019-09-06 11:45:16,130 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5b0289159/13140a830cef4684a48390f09193321a [2019-09-06 11:45:16,140 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-06 11:45:16,141 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-06 11:45:16,143 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-06 11:45:16,143 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-06 11:45:16,146 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-06 11:45:16,147 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.09 11:45:16" (1/1) ... [2019-09-06 11:45:16,150 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1bfd25a1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:45:16, skipping insertion in model container [2019-09-06 11:45:16,150 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.09 11:45:16" (1/1) ... [2019-09-06 11:45:16,158 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-06 11:45:16,208 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-06 11:45:16,655 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-06 11:45:16,673 INFO L188 MainTranslator]: Completed pre-run [2019-09-06 11:45:16,803 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-06 11:45:16,839 INFO L192 MainTranslator]: Completed translation [2019-09-06 11:45:16,840 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:45:16 WrapperNode [2019-09-06 11:45:16,840 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-06 11:45:16,842 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-06 11:45:16,842 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-06 11:45:16,842 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-06 11:45:16,856 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:45:16" (1/1) ... [2019-09-06 11:45:16,856 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:45:16" (1/1) ... [2019-09-06 11:45:16,878 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:45:16" (1/1) ... [2019-09-06 11:45:16,879 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:45:16" (1/1) ... [2019-09-06 11:45:16,935 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:45:16" (1/1) ... [2019-09-06 11:45:16,966 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:45:16" (1/1) ... [2019-09-06 11:45:16,971 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:45:16" (1/1) ... [2019-09-06 11:45:16,983 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-06 11:45:16,984 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-06 11:45:16,984 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-06 11:45:16,985 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-06 11:45:16,986 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:45:16" (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 11:45:17,056 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-06 11:45:17,056 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-06 11:45:17,056 INFO L138 BoogieDeclarations]: Found implementation of procedure node1 [2019-09-06 11:45:17,056 INFO L138 BoogieDeclarations]: Found implementation of procedure node2 [2019-09-06 11:45:17,056 INFO L138 BoogieDeclarations]: Found implementation of procedure node3 [2019-09-06 11:45:17,057 INFO L138 BoogieDeclarations]: Found implementation of procedure node4 [2019-09-06 11:45:17,057 INFO L138 BoogieDeclarations]: Found implementation of procedure init [2019-09-06 11:45:17,057 INFO L138 BoogieDeclarations]: Found implementation of procedure check [2019-09-06 11:45:17,057 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-06 11:45:17,057 INFO L138 BoogieDeclarations]: Found implementation of procedure assert [2019-09-06 11:45:17,058 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-06 11:45:17,058 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-09-06 11:45:17,058 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uchar [2019-09-06 11:45:17,058 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-09-06 11:45:17,058 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2019-09-06 11:45:17,058 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-06 11:45:17,059 INFO L130 BoogieDeclarations]: Found specification of procedure read [2019-09-06 11:45:17,059 INFO L130 BoogieDeclarations]: Found specification of procedure write [2019-09-06 11:45:17,059 INFO L130 BoogieDeclarations]: Found specification of procedure node1 [2019-09-06 11:45:17,059 INFO L130 BoogieDeclarations]: Found specification of procedure node2 [2019-09-06 11:45:17,059 INFO L130 BoogieDeclarations]: Found specification of procedure node3 [2019-09-06 11:45:17,060 INFO L130 BoogieDeclarations]: Found specification of procedure node4 [2019-09-06 11:45:17,060 INFO L130 BoogieDeclarations]: Found specification of procedure init [2019-09-06 11:45:17,060 INFO L130 BoogieDeclarations]: Found specification of procedure check [2019-09-06 11:45:17,060 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-06 11:45:17,060 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-06 11:45:17,060 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-06 11:45:18,499 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-06 11:45:18,502 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-09-06 11:45:18,503 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.09 11:45:18 BoogieIcfgContainer [2019-09-06 11:45:18,504 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-06 11:45:18,504 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-06 11:45:18,504 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-06 11:45:18,505 INFO L275 PluginConnector]: Sifa initialized [2019-09-06 11:45:18,506 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.09 11:45:18" (1/1) ... [2019-09-06 11:45:18,507 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 11:45:18,546 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-06 11:45:18,546 INFO L169 IcfgInterpreter]: Building call graph [2019-09-06 11:45:18,576 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-06 11:45:18,590 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-06 11:45:18,592 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-06 11:45:18,837 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 363 for LOIs [2019-09-06 11:47:14,899 WARN L188 SmtUtils]: Spent 1.75 s on a formula simplification. DAG size of input: 269 DAG size of output: 267 [2019-09-06 11:47:16,678 WARN L188 SmtUtils]: Spent 1.78 s on a formula simplification. DAG size of input: 272 DAG size of output: 270 [2019-09-06 11:47:18,442 WARN L188 SmtUtils]: Spent 1.69 s on a formula simplification. DAG size of input: 269 DAG size of output: 267 [2019-09-06 11:47:20,183 WARN L188 SmtUtils]: Spent 1.74 s on a formula simplification. DAG size of input: 272 DAG size of output: 270 [2019-09-06 11:47:21,644 WARN L188 SmtUtils]: Spent 1.23 s on a formula simplification. DAG size of input: 232 DAG size of output: 230 [2019-09-06 11:47:22,960 WARN L188 SmtUtils]: Spent 1.27 s on a formula simplification. DAG size of input: 232 DAG size of output: 230 [2019-09-06 11:47:24,304 WARN L188 SmtUtils]: Spent 1.32 s on a formula simplification. DAG size of input: 238 DAG size of output: 236 [2019-09-06 11:47:25,363 WARN L188 SmtUtils]: Spent 961.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 193 [2019-09-06 11:47:26,124 WARN L188 SmtUtils]: Spent 688.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 156 [2019-09-06 11:47:26,850 WARN L188 SmtUtils]: Spent 700.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 156 [2019-09-06 11:47:27,587 WARN L188 SmtUtils]: Spent 719.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 156 [2019-09-06 11:47:28,303 WARN L188 SmtUtils]: Spent 683.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 156 [2019-09-06 11:47:29,394 INFO L199 IcfgInterpreter]: Interpreting procedure assert with input of size 152 for LOIs [2019-09-06 11:47:29,403 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-06 11:47:29,403 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-06 11:47:29,407 INFO L193 IcfgInterpreter]: Reachable states at location assertErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 58937#(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 11:47:29,423 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-06 11:47:29,423 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-06 11:47:29,426 INFO L168 Benchmark]: Toolchain (without parser) took 133283.24 ms. Allocated memory was 139.5 MB in the beginning and 1.8 GB in the end (delta: 1.7 GB). Free memory was 85.3 MB in the beginning and 728.2 MB in the end (delta: -642.8 MB). Peak memory consumption was 1.1 GB. Max. memory is 7.1 GB. [2019-09-06 11:47:29,428 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 139.5 MB. Free memory was 104.9 MB in the beginning and 104.7 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-09-06 11:47:29,429 INFO L168 Benchmark]: CACSL2BoogieTranslator took 698.69 ms. Allocated memory was 139.5 MB in the beginning and 200.3 MB in the end (delta: 60.8 MB). Free memory was 85.1 MB in the beginning and 164.0 MB in the end (delta: -78.9 MB). Peak memory consumption was 23.5 MB. Max. memory is 7.1 GB. [2019-09-06 11:47:29,430 INFO L168 Benchmark]: Boogie Preprocessor took 141.85 ms. Allocated memory is still 200.3 MB. Free memory was 164.0 MB in the beginning and 159.1 MB in the end (delta: 4.9 MB). Peak memory consumption was 4.9 MB. Max. memory is 7.1 GB. [2019-09-06 11:47:29,435 INFO L168 Benchmark]: RCFGBuilder took 1520.06 ms. Allocated memory was 200.3 MB in the beginning and 224.4 MB in the end (delta: 24.1 MB). Free memory was 159.1 MB in the beginning and 174.0 MB in the end (delta: -14.9 MB). Peak memory consumption was 88.8 MB. Max. memory is 7.1 GB. [2019-09-06 11:47:29,436 INFO L168 Benchmark]: Sifa took 130918.85 ms. Allocated memory was 224.4 MB in the beginning and 1.8 GB in the end (delta: 1.6 GB). Free memory was 174.0 MB in the beginning and 728.2 MB in the end (delta: -554.1 MB). Peak memory consumption was 1.1 GB. Max. memory is 7.1 GB. [2019-09-06 11:47:29,448 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 139.5 MB. Free memory was 104.9 MB in the beginning and 104.7 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 698.69 ms. Allocated memory was 139.5 MB in the beginning and 200.3 MB in the end (delta: 60.8 MB). Free memory was 85.1 MB in the beginning and 164.0 MB in the end (delta: -78.9 MB). Peak memory consumption was 23.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 141.85 ms. Allocated memory is still 200.3 MB. Free memory was 164.0 MB in the beginning and 159.1 MB in the end (delta: 4.9 MB). Peak memory consumption was 4.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1520.06 ms. Allocated memory was 200.3 MB in the beginning and 224.4 MB in the end (delta: 24.1 MB). Free memory was 159.1 MB in the beginning and 174.0 MB in the end (delta: -14.9 MB). Peak memory consumption was 88.8 MB. Max. memory is 7.1 GB. * Sifa took 130918.85 ms. Allocated memory was 224.4 MB in the beginning and 1.8 GB in the end (delta: 1.6 GB). Free memory was 174.0 MB in the beginning and 728.2 MB in the end (delta: -554.1 MB). Peak memory consumption was 1.1 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]: 130862, ICFG_INTERPRETER_ENTERED_PROCEDURES: 3, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 39104, DAG_INTERPRETER_EARLY_EXITS: 44, TOOLS_POST_APPLICATIONS: 38053, TOOLS_POST_TIME[ms]: 24075, TOOLS_POST_CALL_APPLICATIONS: 21, TOOLS_POST_CALL_TIME[ms]: 250, TOOLS_POST_RETURN_APPLICATIONS: 19, TOOLS_POST_RETURN_TIME[ms]: 92, TOOLS_QUANTIFIERELIM_TIME[ms]: 15526, FLUID_QUERY_TIME[ms]: 1028, FLUID_QUERIES: 39106, FLUID_YES_ANSWERS: 4, DOMAIN_JOIN_APPLICATIONS: 20830, DOMAIN_JOIN_TIME[ms]: 39079, DOMAIN_ALPHA_APPLICATIONS: 4, DOMAIN_ALPHA_TIME[ms]: 70, DOMAIN_WIDEN_APPLICATIONS: 1, DOMAIN_WIDEN_TIME[ms]: 5, DOMAIN_ISSUBSETEQ_APPLICATIONS: 17, DOMAIN_ISSUBSETEQ_TIME[ms]: 63, DOMAIN_ISBOTTOM_APPLICATIONS: 18947, DOMAIN_ISBOTTOM_TIME[ms]: 62763, LOOP_SUMMARIZER_APPLICATIONS: 1, LOOP_SUMMARIZER_CACHE_MISSES: 1, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 9034, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 9033, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 2, CALL_SUMMARIZER_APPLICATIONS: 19, CALL_SUMMARIZER_CACHE_MISSES: 0, CALL_SUMMARIZER_OVERALL_TIME[ms]: 130283, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 0, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 12, PATH_EXPR_TIME[ms]: 36, REGEX_TO_DAG_TIME[ms]: 22, DAG_COMPRESSION_TIME[ms]: 1816, DAG_COMPRESSION_PROCESSED_NODES: 93132, DAG_COMPRESSION_RETAINED_NODES: 38882 - UnprovableResult [Line: 1303]: 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 58937#(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...