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 -i ../../../trunk/examples/svcomp/ldv-regression/test29-2.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-584d7b9 [2019-08-31 03:30:13,627 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-31 03:30:13,629 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-31 03:30:13,641 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-31 03:30:13,642 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-31 03:30:13,643 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-31 03:30:13,644 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-31 03:30:13,646 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-31 03:30:13,647 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-31 03:30:13,648 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-31 03:30:13,649 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-08-31 03:30:13,650 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-31 03:30:13,650 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-31 03:30:13,651 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-31 03:30:13,652 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-31 03:30:13,653 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-31 03:30:13,654 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-31 03:30:13,655 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-31 03:30:13,657 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-31 03:30:13,659 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-31 03:30:13,660 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-31 03:30:13,661 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-31 03:30:13,662 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-31 03:30:13,663 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-31 03:30:13,665 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-08-31 03:30:13,673 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-31 03:30:13,674 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-31 03:30:13,674 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-31 03:30:13,675 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 [2019-08-31 03:30:13,690 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-31 03:30:13,690 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-31 03:30:13,691 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-31 03:30:13,691 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-31 03:30:13,691 INFO L138 SettingsManager]: * Use SBE=true [2019-08-31 03:30:13,692 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-31 03:30:13,692 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-31 03:30:13,692 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-31 03:30:13,692 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-31 03:30:13,692 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-31 03:30:13,693 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-31 03:30:13,693 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-31 03:30:13,693 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-31 03:30:13,693 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-31 03:30:13,693 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-31 03:30:13,694 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-31 03:30:13,694 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-31 03:30:13,694 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-31 03:30:13,694 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-31 03:30:13,694 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-31 03:30:13,695 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-31 03:30:13,695 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-31 03:30:13,695 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-31 03:30:13,695 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-31 03:30:13,695 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-31 03:30:13,696 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-31 03:30:13,696 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-31 03:30:13,696 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-31 03:30:13,696 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-31 03:30:13,724 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-31 03:30:13,744 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-31 03:30:13,748 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-31 03:30:13,750 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-31 03:30:13,750 INFO L275 PluginConnector]: CDTParser initialized [2019-08-31 03:30:13,751 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-regression/test29-2.c [2019-08-31 03:30:13,825 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1a4ba5a29/cbcfc6bd272947a69cfc3599ed26524f/FLAGe796ec264 [2019-08-31 03:30:14,279 INFO L306 CDTParser]: Found 1 translation units. [2019-08-31 03:30:14,279 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-regression/test29-2.c [2019-08-31 03:30:14,286 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1a4ba5a29/cbcfc6bd272947a69cfc3599ed26524f/FLAGe796ec264 [2019-08-31 03:30:14,708 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1a4ba5a29/cbcfc6bd272947a69cfc3599ed26524f [2019-08-31 03:30:14,717 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-31 03:30:14,718 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-31 03:30:14,720 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-31 03:30:14,720 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-31 03:30:14,726 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-31 03:30:14,727 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.08 03:30:14" (1/1) ... [2019-08-31 03:30:14,730 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@698ff5ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:30:14, skipping insertion in model container [2019-08-31 03:30:14,730 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.08 03:30:14" (1/1) ... [2019-08-31 03:30:14,738 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-31 03:30:14,755 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-31 03:30:14,947 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-31 03:30:14,958 INFO L188 MainTranslator]: Completed pre-run [2019-08-31 03:30:14,978 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-31 03:30:14,994 INFO L192 MainTranslator]: Completed translation [2019-08-31 03:30:14,995 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:30:14 WrapperNode [2019-08-31 03:30:14,995 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-31 03:30:14,996 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-31 03:30:14,996 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-31 03:30:14,996 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-31 03:30:15,096 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:30:14" (1/1) ... [2019-08-31 03:30:15,097 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:30:14" (1/1) ... [2019-08-31 03:30:15,105 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:30:14" (1/1) ... [2019-08-31 03:30:15,106 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:30:14" (1/1) ... [2019-08-31 03:30:15,114 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:30:14" (1/1) ... [2019-08-31 03:30:15,118 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:30:14" (1/1) ... [2019-08-31 03:30:15,122 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:30:14" (1/1) ... [2019-08-31 03:30:15,125 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-31 03:30:15,126 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-31 03:30:15,126 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-31 03:30:15,126 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-31 03:30:15,127 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:30:14" (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 [2019-08-31 03:30:15,187 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-31 03:30:15,188 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-31 03:30:15,188 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-31 03:30:15,188 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-31 03:30:15,188 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-08-31 03:30:15,188 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-31 03:30:15,188 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-08-31 03:30:15,189 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-08-31 03:30:15,189 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-08-31 03:30:15,189 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-08-31 03:30:15,189 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-31 03:30:15,189 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-31 03:30:15,386 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-31 03:30:15,386 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-31 03:30:15,387 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.08 03:30:15 BoogieIcfgContainer [2019-08-31 03:30:15,387 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-31 03:30:15,388 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-08-31 03:30:15,388 INFO L271 PluginConnector]: Initializing Sifa... [2019-08-31 03:30:15,388 INFO L275 PluginConnector]: Sifa initialized [2019-08-31 03:30:15,389 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.08 03:30:15" (1/1) ... [2019-08-31 03:30:15,424 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-31 03:30:15,425 INFO L169 IcfgInterpreter]: Building call graph [2019-08-31 03:30:15,432 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-31 03:30:15,440 INFO L179 IcfgInterpreter]: Starting interpretation [2019-08-31 03:30:15,441 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-08-31 03:30:15,547 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2019-08-31 03:30:15,547 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-31 03:30:15,569 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 03:30:15,569 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-08-31 03:30:15,570 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:13, output treesize:12 [2019-08-31 03:30:15,591 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 21 for LOIs [2019-08-31 03:30:15,667 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 03:30:15,676 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 03:30:15,813 INFO L183 IcfgInterpreter]: Interpretation finished [2019-08-31 03:30:15,813 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-31 03:30:15,817 INFO L193 IcfgInterpreter]: Reachable states at location mainErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 38#(and (<= main_~n~0 2147483647) (= main_~pd~0.base |main_~#d2~0.base|) (<= |#NULL.base| 0) (<= 0 |#NULL.base|) (<= 0 (+ main_~n~0 2147483648)) (<= 0 |main_~#d1~0.offset|) (or (and (or (and (<= main_~n~0 2147483647) (< |main_~#d1~0.base| |#StackHeapBarrier|) (not (= |main_~#d1~0.base| 0)) (= 0 |main_~#d2~0.offset|) (= 0 |#NULL.base|) (<= |#NULL.base| 0) (= |#memory_int| (store |old(#memory_int)| main_~pd~0.base (store (select |old(#memory_int)| main_~pd~0.base) main_~pd~0.offset 0))) (not (= main_~n~0 0)) (= (select |old(#valid)| |main_~#d1~0.base|) 0) (< |main_~#d2~0.base| |#StackHeapBarrier|) (<= 0 |#NULL.base|) (<= 0 (+ main_~n~0 2147483648)) (= 0 |main_~#d1~0.offset|) (= 0 (select |old(#valid)| 0)) (<= 0 |#NULL.offset|) (<= |#NULL.offset| 0) (= |#length| (store (store |old(#length)| |main_~#d1~0.base| 4) |main_~#d2~0.base| 4)) (= (select (store |old(#valid)| |main_~#d1~0.base| 1) |main_~#d2~0.base|) 0) (= |#valid| (store (store |old(#valid)| |main_~#d1~0.base| 1) |main_~#d2~0.base| 1)) (not (= 0 |main_~#d2~0.base|)) (= |main_~#d1~0.offset| main_~pd~0.offset) (= |#NULL.offset| 0) (= |main_~#d1~0.base| main_~pd~0.base)) (and (= main_~n~0 0) (<= main_~n~0 2147483647) (< |main_~#d1~0.base| |#StackHeapBarrier|) (not (= |main_~#d1~0.base| 0)) (= 0 |main_~#d2~0.offset|) (= 0 |#NULL.base|) (= main_~pd~0.base |main_~#d2~0.base|) (<= |#NULL.base| 0) (= |#memory_int| (store |old(#memory_int)| main_~pd~0.base (store (select |old(#memory_int)| main_~pd~0.base) main_~pd~0.offset 0))) (= (select |old(#valid)| |main_~#d1~0.base|) 0) (< |main_~#d2~0.base| |#StackHeapBarrier|) (<= 0 |#NULL.base|) (<= 0 (+ main_~n~0 2147483648)) (= 0 |main_~#d1~0.offset|) (= 0 (select |old(#valid)| 0)) (<= 0 |#NULL.offset|) (<= |#NULL.offset| 0) (= |main_~#d2~0.offset| main_~pd~0.offset) (= |#length| (store (store |old(#length)| |main_~#d1~0.base| 4) |main_~#d2~0.base| 4)) (= (select (store |old(#valid)| |main_~#d1~0.base| 1) |main_~#d2~0.base|) 0) (= |#valid| (store (store |old(#valid)| |main_~#d1~0.base| 1) |main_~#d2~0.base| 1)) (not (= 0 |main_~#d2~0.base|)) (= |#NULL.offset| 0))) (or (not (= |main_~#d1~0.base| main_~pd~0.base)) (not (= |main_~#d1~0.offset| main_~pd~0.offset))) (or (and (<= 0 main_~n~0) (<= main_~n~0 0) (<= |main_~#d1~0.offset| 0) (<= |#NULL.base| 0) (<= 0 main_~pd~0.offset) (<= main_~pd~0.offset 0) (<= 0 |main_~#d2~0.offset|) (<= |main_~#d2~0.offset| 0) (<= 0 |#NULL.base|) (<= 0 |main_~#d1~0.offset|) (<= 0 |#NULL.offset|) (<= |#NULL.offset| 0)) (and (<= |main_~#d1~0.offset| 0) (<= main_~n~0 2147483647) (<= |#NULL.base| 0) (<= 0 main_~pd~0.offset) (<= main_~pd~0.offset 0) (<= 0 |main_~#d2~0.offset|) (<= |main_~#d2~0.offset| 0) (<= 0 |#NULL.base|) (<= 0 (+ main_~n~0 2147483648)) (<= 0 |main_~#d1~0.offset|) (<= 0 |#NULL.offset|) (<= |#NULL.offset| 0)))) (and (= |main_~#d1~0.offset| main_~pd~0.offset) (or (and (<= main_~n~0 2147483647) (< |main_~#d1~0.base| |#StackHeapBarrier|) (not (= |main_~#d1~0.base| 0)) (= 0 |main_~#d2~0.offset|) (= 0 |#NULL.base|) (<= |#NULL.base| 0) (= |#memory_int| (store |old(#memory_int)| main_~pd~0.base (store (select |old(#memory_int)| main_~pd~0.base) main_~pd~0.offset 0))) (not (= main_~n~0 0)) (= (select |old(#valid)| |main_~#d1~0.base|) 0) (< |main_~#d2~0.base| |#StackHeapBarrier|) (<= 0 |#NULL.base|) (<= 0 (+ main_~n~0 2147483648)) (= 0 |main_~#d1~0.offset|) (= 0 (select |old(#valid)| 0)) (<= 0 |#NULL.offset|) (<= |#NULL.offset| 0) (= |#length| (store (store |old(#length)| |main_~#d1~0.base| 4) |main_~#d2~0.base| 4)) (= (select (store |old(#valid)| |main_~#d1~0.base| 1) |main_~#d2~0.base|) 0) (= |#valid| (store (store |old(#valid)| |main_~#d1~0.base| 1) |main_~#d2~0.base| 1)) (not (= 0 |main_~#d2~0.base|)) (= |main_~#d1~0.offset| main_~pd~0.offset) (= |#NULL.offset| 0) (= |main_~#d1~0.base| main_~pd~0.base)) (and (= main_~n~0 0) (<= main_~n~0 2147483647) (< |main_~#d1~0.base| |#StackHeapBarrier|) (not (= |main_~#d1~0.base| 0)) (= 0 |main_~#d2~0.offset|) (= 0 |#NULL.base|) (= main_~pd~0.base |main_~#d2~0.base|) (<= |#NULL.base| 0) (= |#memory_int| (store |old(#memory_int)| main_~pd~0.base (store (select |old(#memory_int)| main_~pd~0.base) main_~pd~0.offset 0))) (= (select |old(#valid)| |main_~#d1~0.base|) 0) (< |main_~#d2~0.base| |#StackHeapBarrier|) (<= 0 |#NULL.base|) (<= 0 (+ main_~n~0 2147483648)) (= 0 |main_~#d1~0.offset|) (= 0 (select |old(#valid)| 0)) (<= 0 |#NULL.offset|) (<= |#NULL.offset| 0) (= |main_~#d2~0.offset| main_~pd~0.offset) (= |#length| (store (store |old(#length)| |main_~#d1~0.base| 4) |main_~#d2~0.base| 4)) (= (select (store |old(#valid)| |main_~#d1~0.base| 1) |main_~#d2~0.base|) 0) (= |#valid| (store (store |old(#valid)| |main_~#d1~0.base| 1) |main_~#d2~0.base| 1)) (not (= 0 |main_~#d2~0.base|)) (= |#NULL.offset| 0))) (= |main_~#d1~0.base| main_~pd~0.base) (or (and (<= 0 main_~n~0) (<= main_~n~0 0) (<= |main_~#d1~0.offset| 0) (<= |#NULL.base| 0) (<= 0 main_~pd~0.offset) (<= main_~pd~0.offset 0) (<= 0 |main_~#d2~0.offset|) (<= |main_~#d2~0.offset| 0) (<= 0 |#NULL.base|) (<= 0 |main_~#d1~0.offset|) (<= 0 |#NULL.offset|) (<= |#NULL.offset| 0)) (and (<= |main_~#d1~0.offset| 0) (<= main_~n~0 2147483647) (<= |#NULL.base| 0) (<= 0 main_~pd~0.offset) (<= main_~pd~0.offset 0) (<= 0 |main_~#d2~0.offset|) (<= |main_~#d2~0.offset| 0) (<= 0 |#NULL.base|) (<= 0 (+ main_~n~0 2147483648)) (<= 0 |main_~#d1~0.offset|) (<= 0 |#NULL.offset|) (<= |#NULL.offset| 0))))) (<= 0 |#NULL.offset|) (<= |#NULL.offset| 0) (= |main_~#d2~0.offset| main_~pd~0.offset) (<= |main_~#d1~0.offset| 0) (<= 0 main_~pd~0.offset) (<= main_~pd~0.offset 0) (<= 0 |main_~#d2~0.offset|) (<= |main_~#d2~0.offset| 0) (not (= 0 (select (select |#memory_int| |main_~#d2~0.base|) |main_~#d2~0.offset|)))) [2019-08-31 03:30:15,830 INFO L99 SifaObserver]: ✔ All error locations are guaranteed to be unreachable. [2019-08-31 03:30:15,830 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-08-31 03:30:15,833 INFO L168 Benchmark]: Toolchain (without parser) took 1113.83 ms. Allocated memory was 141.0 MB in the beginning and 200.8 MB in the end (delta: 59.8 MB). Free memory was 87.6 MB in the beginning and 143.7 MB in the end (delta: -56.1 MB). Peak memory consumption was 3.6 MB. Max. memory is 7.1 GB. [2019-08-31 03:30:15,834 INFO L168 Benchmark]: CDTParser took 0.50 ms. Allocated memory is still 141.0 MB. Free memory was 105.8 MB in the beginning and 105.6 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-08-31 03:30:15,835 INFO L168 Benchmark]: CACSL2BoogieTranslator took 275.81 ms. Allocated memory is still 141.0 MB. Free memory was 87.4 MB in the beginning and 77.7 MB in the end (delta: 9.7 MB). Peak memory consumption was 9.7 MB. Max. memory is 7.1 GB. [2019-08-31 03:30:15,836 INFO L168 Benchmark]: Boogie Preprocessor took 129.42 ms. Allocated memory was 141.0 MB in the beginning and 200.8 MB in the end (delta: 59.8 MB). Free memory was 77.7 MB in the beginning and 177.2 MB in the end (delta: -99.5 MB). Peak memory consumption was 11.0 MB. Max. memory is 7.1 GB. [2019-08-31 03:30:15,837 INFO L168 Benchmark]: RCFGBuilder took 262.02 ms. Allocated memory is still 200.8 MB. Free memory was 177.2 MB in the beginning and 164.0 MB in the end (delta: 13.2 MB). Peak memory consumption was 13.2 MB. Max. memory is 7.1 GB. [2019-08-31 03:30:15,839 INFO L168 Benchmark]: Sifa took 442.47 ms. Allocated memory is still 200.8 MB. Free memory was 164.0 MB in the beginning and 143.7 MB in the end (delta: 20.2 MB). Peak memory consumption was 20.2 MB. Max. memory is 7.1 GB. [2019-08-31 03:30:15,844 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.50 ms. Allocated memory is still 141.0 MB. Free memory was 105.8 MB in the beginning and 105.6 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 275.81 ms. Allocated memory is still 141.0 MB. Free memory was 87.4 MB in the beginning and 77.7 MB in the end (delta: 9.7 MB). Peak memory consumption was 9.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 129.42 ms. Allocated memory was 141.0 MB in the beginning and 200.8 MB in the end (delta: 59.8 MB). Free memory was 77.7 MB in the beginning and 177.2 MB in the end (delta: -99.5 MB). Peak memory consumption was 11.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 262.02 ms. Allocated memory is still 200.8 MB. Free memory was 177.2 MB in the beginning and 164.0 MB in the end (delta: 13.2 MB). Peak memory consumption was 13.2 MB. Max. memory is 7.1 GB. * Sifa took 442.47 ms. Allocated memory is still 200.8 MB. Free memory was 164.0 MB in the beginning and 143.7 MB in the end (delta: 20.2 MB). Peak memory consumption was 20.2 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions 0.4s OVERALL_TIME, 2 ICFG_INTERPRETER_ENTERED_PROCEDURES, 15 DAG_INTERPRETER_EARLY_EXIT_QUERIES, 0 DAG_INTERPRETER_EARLY_EXITS, 13 TOOLS_POST_APPLICATIONS, 0.1s TOOLS_POST_TIME, 2 TOOLS_POST_CALL_APPLICATIONS, 0.0s TOOLS_POST_CALL_TIME, 1 TOOLS_POST_RETURN_APPLICATIONS, 0.0s TOOLS_POST_RETURN_TIME, 0.1s TOOLS_QUANTIFIERELIM_TIME, 0.0s FLUID_QUERY_TIME, 15 FLUID_QUERIES, 0 FLUID_YES_ANSWERS, 5 DOMAIN_JOIN_APPLICATIONS, 0.1s DOMAIN_JOIN_TIME, 0 DOMAIN_ALPHA_APPLICATIONS, 0.0s DOMAIN_ALPHA_TIME, 0 DOMAIN_WIDEN_APPLICATIONS, 0.0s DOMAIN_WIDEN_TIME, 0 DOMAIN_ISSUBSETEQ_APPLICATIONS, 0.0s DOMAIN_ISSUBSETEQ_TIME, 3 DOMAIN_ISBOTTOM_APPLICATIONS, 0.0s DOMAIN_ISBOTTOM_TIME, 0 LOOP_SUMMARIZER_APPLICATIONS, 0 LOOP_SUMMARIZER_CACHE_MISSES, 0.0s LOOP_SUMMARIZER_OVERALL_TIME, 0.0s LOOP_SUMMARIZER_NEW_COMPUTATION_TIME, 0 LOOP_SUMMARIZER_FIXPOINT_ITERATIONS, 1 CALL_SUMMARIZER_APPLICATIONS, 1 CALL_SUMMARIZER_CACHE_MISSES, 0.1s CALL_SUMMARIZER_OVERALL_TIME, 0.1s CALL_SUMMARIZER_NEW_COMPUTATION_TIME, 0.0s PROCEDURE_GRAPH_BUILDER_TIME, 0.0s PATH_EXPR_TIME, 0.0s REGEX_TO_DAG_TIME, 0.0s DAG_COMPRESSION_TIME, 49 DAG_COMPRESSION_PROCESSED_NODES, 35 DAG_COMPRESSION_RETAINED_NODES - PositiveResult [Line: 27]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold RESULT: Ultimate proved your program to be correct! Received shutdown request...