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/test14.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-a2187f8 [2019-09-02 14:16:45,088 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-02 14:16:45,090 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-02 14:16:45,102 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-02 14:16:45,102 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-02 14:16:45,103 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-02 14:16:45,105 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-02 14:16:45,107 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-02 14:16:45,108 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-02 14:16:45,109 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-02 14:16:45,110 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-02 14:16:45,112 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-02 14:16:45,112 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-02 14:16:45,113 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-02 14:16:45,114 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-02 14:16:45,115 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-02 14:16:45,116 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-02 14:16:45,117 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-02 14:16:45,119 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-02 14:16:45,122 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-02 14:16:45,123 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-02 14:16:45,125 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-02 14:16:45,126 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-02 14:16:45,127 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-02 14:16:45,130 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-09-02 14:16:45,133 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-02 14:16:45,134 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-02 14:16:45,135 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-02 14:16:45,136 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-02 14:16:45,137 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-02 14:16:45,137 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-02 14:16:45,138 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-02 14:16:45,139 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-02 14:16:45,139 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-02 14:16:45,140 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-02 14:16:45,141 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-02 14:16:45,142 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 [2019-09-02 14:16:45,160 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-02 14:16:45,161 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-02 14:16:45,162 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-02 14:16:45,162 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-02 14:16:45,165 INFO L138 SettingsManager]: * Use SBE=true [2019-09-02 14:16:45,166 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-02 14:16:45,166 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-02 14:16:45,166 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-02 14:16:45,166 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-02 14:16:45,166 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-02 14:16:45,167 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-02 14:16:45,167 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-02 14:16:45,167 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-02 14:16:45,167 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-02 14:16:45,167 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-02 14:16:45,168 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-02 14:16:45,168 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-02 14:16:45,170 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-02 14:16:45,170 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-02 14:16:45,170 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-02 14:16:45,170 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-02 14:16:45,171 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-02 14:16:45,171 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-02 14:16:45,171 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-02 14:16:45,171 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-02 14:16:45,171 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-02 14:16:45,172 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-02 14:16:45,172 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-02 14:16:45,172 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-02 14:16:45,225 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-02 14:16:45,237 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-02 14:16:45,240 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-02 14:16:45,242 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-02 14:16:45,243 INFO L275 PluginConnector]: CDTParser initialized [2019-09-02 14:16:45,243 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-regression/test14.c [2019-09-02 14:16:45,320 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a2b86d82e/afc3747cd5e6429d93e171c967102068/FLAG5257b7923 [2019-09-02 14:16:45,766 INFO L306 CDTParser]: Found 1 translation units. [2019-09-02 14:16:45,766 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-regression/test14.c [2019-09-02 14:16:45,773 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a2b86d82e/afc3747cd5e6429d93e171c967102068/FLAG5257b7923 [2019-09-02 14:16:46,164 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a2b86d82e/afc3747cd5e6429d93e171c967102068 [2019-09-02 14:16:46,178 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-02 14:16:46,180 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-02 14:16:46,182 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-02 14:16:46,182 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-02 14:16:46,186 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-02 14:16:46,187 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.09 02:16:46" (1/1) ... [2019-09-02 14:16:46,190 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@56aea2bb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.09 02:16:46, skipping insertion in model container [2019-09-02 14:16:46,190 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.09 02:16:46" (1/1) ... [2019-09-02 14:16:46,198 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-02 14:16:46,215 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-02 14:16:46,421 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-02 14:16:46,434 INFO L188 MainTranslator]: Completed pre-run [2019-09-02 14:16:46,450 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-02 14:16:46,464 INFO L192 MainTranslator]: Completed translation [2019-09-02 14:16:46,464 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.09 02:16:46 WrapperNode [2019-09-02 14:16:46,464 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-02 14:16:46,465 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-02 14:16:46,465 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-02 14:16:46,465 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-02 14:16:46,564 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.09 02:16:46" (1/1) ... [2019-09-02 14:16:46,564 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.09 02:16:46" (1/1) ... [2019-09-02 14:16:46,576 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.09 02:16:46" (1/1) ... [2019-09-02 14:16:46,579 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.09 02:16:46" (1/1) ... [2019-09-02 14:16:46,592 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.09 02:16:46" (1/1) ... [2019-09-02 14:16:46,594 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.09 02:16:46" (1/1) ... [2019-09-02 14:16:46,596 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.09 02:16:46" (1/1) ... [2019-09-02 14:16:46,598 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-02 14:16:46,598 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-02 14:16:46,598 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-02 14:16:46,599 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-02 14:16:46,599 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.09 02:16:46" (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 [2019-09-02 14:16:46,666 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-02 14:16:46,666 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-02 14:16:46,666 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dummy [2019-09-02 14:16:46,667 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-02 14:16:46,667 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-02 14:16:46,667 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-02 14:16:46,667 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-09-02 14:16:46,667 INFO L130 BoogieDeclarations]: Found specification of procedure get_dummy [2019-09-02 14:16:46,667 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-02 14:16:46,667 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-02 14:16:46,668 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-02 14:16:46,668 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-02 14:16:46,668 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-02 14:16:46,668 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-02 14:16:46,668 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-02 14:16:46,669 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-02 14:16:46,959 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-02 14:16:46,960 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-02 14:16:46,961 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.09 02:16:46 BoogieIcfgContainer [2019-09-02 14:16:46,961 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-02 14:16:46,962 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-02 14:16:46,962 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-02 14:16:46,962 INFO L275 PluginConnector]: Sifa initialized [2019-09-02 14:16:46,963 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.09 02:16:46" (1/1) ... [2019-09-02 14:16:46,964 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=CompoundDomain ♦ 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 [2019-09-02 14:16:47,004 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-02 14:16:47,004 INFO L169 IcfgInterpreter]: Building call graph [2019-09-02 14:16:47,017 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-02 14:16:47,025 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-02 14:16:47,027 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-02 14:16:47,271 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 54 for LOIs [2019-09-02 14:16:47,560 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-02 14:16:47,560 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-02 14:16:47,566 INFO L193 IcfgInterpreter]: Reachable states at location mainErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 46#(exists ((v_prenex_6 Int) (v_prenex_5 Int) (v_prenex_1 Int) (|v_main_~#c~0.base_BEFORE_CALL_1| Int) (v_prenex_8 Int) (v_prenex_9 Int)) (or (and (= |main_~#c~0.offset| 0) (= |main_~#c~0.offset| main_~pc~0.offset) (= |#length| (store |old(#length)| |main_~#c~0.base| 4)) (< |~#b~0.base| |#StackHeapBarrier|) (<= 0 |#NULL.base|) (= main_~pc~0.base |main_~#c~0.base|) (= |#valid| (store |old(#valid)| |main_~#c~0.base| 1)) (= (select |#valid| |~#b~0.base|) 1) (not (= |~#b~0.base| 0)) (<= 0 |~#b~0.offset|) (not (= 0 |~#a~0.base|)) (<= |~#a~0.offset| 0) (<= |~#b~0.offset| 0) (= 4 (select |#length| |~#b~0.base|)) (= (select |old(#valid)| |~#a~0.base|) 1) (= 1 (select |#valid| |v_main_~#c~0.base_BEFORE_CALL_1|)) (= (select |old(#length)| |~#a~0.base|) 4) (= (select (select |#memory_int| |main_~#c~0.base|) |main_~#c~0.offset|) 5) (<= main_~b~1 2147483647) (<= |#NULL.offset| 0) (= (select |#length| |v_main_~#c~0.base_BEFORE_CALL_1|) 4) (< |main_~#c~0.base| |#StackHeapBarrier|) (<= 0 |~#a~0.offset|) (= 0 |~#a~0.offset|) (= |~#a~0.base| main_~pb~0.base) (= (select |old(#valid)| |main_~#c~0.base|) 0) (= 0 (select |#valid| 0)) (< |v_main_~#c~0.base_BEFORE_CALL_1| |#StackHeapBarrier|) (= 0 |#NULL.base|) (= (select |old(#length)| |~#b~0.base|) 4) (= 5 (select (select |#memory_int| |v_main_~#c~0.base_BEFORE_CALL_1|) 0)) (= 4 (select |#length| |~#a~0.base|)) (= main_~pb~0.offset main_~pa~0.offset) (<= 0 |#NULL.offset|) (= main_~pc~0.base 0) (= 0 |~#b~0.offset|) (= 0 (select (select |#memory_int| |~#b~0.base|) |~#b~0.offset|)) (= 0 (select (select |#memory_int| |~#a~0.base|) |~#a~0.offset|)) (<= main_~a~1 2147483647) (< |~#a~0.base| |#StackHeapBarrier|) (= (select |old(#valid)| |~#b~0.base|) 1) (<= |#NULL.base| 0) (= 1 (select |#valid| |~#a~0.base|)) (not (= 0 |main_~#c~0.base|)) (not (= |~#b~0.base| |~#a~0.base|)) (= 0 main_~pc~0.offset) (<= 0 (+ main_~b~1 2147483648)) (<= 0 (+ main_~a~1 2147483648)) (= 0 (select |old(#valid)| 0)) (not (= |v_main_~#c~0.base_BEFORE_CALL_1| 0)) (= |#NULL.offset| 0) (= main_~pb~0.offset |~#a~0.offset|) (= main_~pa~0.base main_~pb~0.base)) (and (= |main_~#c~0.offset| 0) (= |main_~#c~0.offset| main_~pc~0.offset) (= |#length| (store |old(#length)| |main_~#c~0.base| 4)) (< |~#b~0.base| |#StackHeapBarrier|) (<= 0 |#NULL.base|) (= main_~pc~0.base |main_~#c~0.base|) (= |#valid| (store |old(#valid)| |main_~#c~0.base| 1)) (= (select |#valid| |~#b~0.base|) 1) (not (= |~#b~0.base| 0)) (<= 0 |~#b~0.offset|) (not (= 0 |~#a~0.base|)) (< v_prenex_1 |#StackHeapBarrier|) (<= |~#a~0.offset| 0) (= (select |#length| v_prenex_1) 4) (= 5 (select (select |#memory_int| v_prenex_1) 0)) (<= |~#b~0.offset| 0) (= 4 (select |#length| |~#b~0.base|)) (= (select |old(#valid)| |~#a~0.base|) 1) (= (select |old(#length)| |~#a~0.base|) 4) (= (select (select |#memory_int| |main_~#c~0.base|) |main_~#c~0.offset|) 5) (<= main_~b~1 2147483647) (<= |#NULL.offset| 0) (< |main_~#c~0.base| |#StackHeapBarrier|) (<= 0 |~#a~0.offset|) (= 0 |~#a~0.offset|) (= (select |old(#valid)| |main_~#c~0.base|) 0) (= 0 (select |#valid| 0)) (= 0 |#NULL.base|) (not (= v_prenex_1 0)) (= (select |old(#length)| |~#b~0.base|) 4) (= 4 (select |#length| |~#a~0.base|)) (<= 0 |#NULL.offset|) (= main_~pb~0.offset main_~pa~0.offset) (= 1 (select |#valid| v_prenex_1)) (= main_~pc~0.base 0) (= 0 |~#b~0.offset|) (= 0 (select (select |#memory_int| |~#b~0.base|) |~#b~0.offset|)) (= 0 (select (select |#memory_int| |~#a~0.base|) |~#a~0.offset|)) (<= main_~a~1 2147483647) (< |~#a~0.base| |#StackHeapBarrier|) (= (select |old(#valid)| |~#b~0.base|) 1) (= |~#b~0.offset| main_~pb~0.offset) (<= |#NULL.base| 0) (= 1 (select |#valid| |~#a~0.base|)) (not (= 0 |main_~#c~0.base|)) (not (= |~#b~0.base| |~#a~0.base|)) (<= 0 (+ main_~b~1 2147483648)) (= 0 main_~pc~0.offset) (= |~#b~0.base| main_~pb~0.base) (<= 0 (+ main_~a~1 2147483648)) (= 0 (select |old(#valid)| 0)) (= |#NULL.offset| 0) (= main_~pa~0.base main_~pb~0.base)) (and (not (= v_prenex_9 0)) (= |main_~#c~0.offset| 0) (= |main_~#c~0.offset| main_~pc~0.offset) (= |#length| (store |old(#length)| |main_~#c~0.base| 4)) (< |~#b~0.base| |#StackHeapBarrier|) (<= 0 |#NULL.base|) (= main_~pc~0.base |main_~#c~0.base|) (= |#valid| (store |old(#valid)| |main_~#c~0.base| 1)) (= (select |#valid| |~#b~0.base|) 1) (< v_prenex_9 |#StackHeapBarrier|) (= (select |#length| v_prenex_9) 4) (not (= |~#b~0.base| 0)) (<= 0 |~#b~0.offset|) (not (= 0 |~#a~0.base|)) (not (= main_~pc~0.base 0)) (<= |~#a~0.offset| 0) (<= |~#b~0.offset| 0) (= 4 (select |#length| |~#b~0.base|)) (= (select |old(#valid)| |~#a~0.base|) 1) (= (select |old(#length)| |~#a~0.base|) 4) (= (select (select |#memory_int| |main_~#c~0.base|) |main_~#c~0.offset|) 5) (<= main_~b~1 2147483647) (= 1 (select |#valid| v_prenex_9)) (<= |#NULL.offset| 0) (< |main_~#c~0.base| |#StackHeapBarrier|) (<= 0 |~#a~0.offset|) (= 0 |~#a~0.offset|) (= (select |old(#valid)| |main_~#c~0.base|) 0) (= 0 (select |#valid| 0)) (= 0 |#NULL.base|) (= (select |old(#length)| |~#b~0.base|) 4) (= 4 (select |#length| |~#a~0.base|)) (<= 0 |#NULL.offset|) (= main_~pb~0.offset main_~pa~0.offset) (= 0 |~#b~0.offset|) (= 0 (select (select |#memory_int| |~#b~0.base|) |~#b~0.offset|)) (= 0 (select (select |#memory_int| |~#a~0.base|) |~#a~0.offset|)) (<= main_~a~1 2147483647) (< |~#a~0.base| |#StackHeapBarrier|) (= (select |old(#valid)| |~#b~0.base|) 1) (= |~#b~0.offset| main_~pb~0.offset) (<= |#NULL.base| 0) (= 1 (select |#valid| |~#a~0.base|)) (not (= 0 |main_~#c~0.base|)) (not (= |~#b~0.base| |~#a~0.base|)) (<= 0 (+ main_~b~1 2147483648)) (= |~#b~0.base| main_~pb~0.base) (not (= (select (select |#memory_int| main_~pb~0.base) main_~pb~0.offset) (select (select |#memory_int| main_~pa~0.base) main_~pa~0.offset))) (<= 0 (+ main_~a~1 2147483648)) (= 0 (select |old(#valid)| 0)) (= |#NULL.offset| 0) (= 5 (select (select |#memory_int| v_prenex_9) 0)) (= main_~pa~0.base main_~pb~0.base)) (and (< v_prenex_8 |#StackHeapBarrier|) (= |main_~#c~0.offset| 0) (= |main_~#c~0.offset| main_~pc~0.offset) (= |#length| (store |old(#length)| |main_~#c~0.base| 4)) (< |~#b~0.base| |#StackHeapBarrier|) (<= 0 |#NULL.base|) (= main_~pc~0.base |main_~#c~0.base|) (= |#valid| (store |old(#valid)| |main_~#c~0.base| 1)) (= (select |#valid| |~#b~0.base|) 1) (not (= |~#b~0.base| 0)) (<= 0 |~#b~0.offset|) (= (select |#length| v_prenex_8) 4) (not (= 0 |~#a~0.base|)) (not (= main_~pc~0.base 0)) (<= |~#a~0.offset| 0) (<= |~#b~0.offset| 0) (= 4 (select |#length| |~#b~0.base|)) (= (select |old(#valid)| |~#a~0.base|) 1) (= (select |old(#length)| |~#a~0.base|) 4) (= (select (select |#memory_int| |main_~#c~0.base|) |main_~#c~0.offset|) 5) (<= main_~b~1 2147483647) (= 1 (select |#valid| v_prenex_8)) (<= |#NULL.offset| 0) (< |main_~#c~0.base| |#StackHeapBarrier|) (<= 0 |~#a~0.offset|) (= 0 |~#a~0.offset|) (= |~#a~0.base| main_~pb~0.base) (= (select |old(#valid)| |main_~#c~0.base|) 0) (= 0 (select |#valid| 0)) (= 0 |#NULL.base|) (= (select |old(#length)| |~#b~0.base|) 4) (= 4 (select |#length| |~#a~0.base|)) (= main_~pb~0.offset main_~pa~0.offset) (<= 0 |#NULL.offset|) (= 0 |~#b~0.offset|) (= 0 (select (select |#memory_int| |~#b~0.base|) |~#b~0.offset|)) (= 0 (select (select |#memory_int| |~#a~0.base|) |~#a~0.offset|)) (<= main_~a~1 2147483647) (< |~#a~0.base| |#StackHeapBarrier|) (= (select |old(#valid)| |~#b~0.base|) 1) (<= |#NULL.base| 0) (= 1 (select |#valid| |~#a~0.base|)) (not (= 0 |main_~#c~0.base|)) (not (= |~#b~0.base| |~#a~0.base|)) (<= 0 (+ main_~b~1 2147483648)) (not (= (select (select |#memory_int| main_~pb~0.base) main_~pb~0.offset) (select (select |#memory_int| main_~pa~0.base) main_~pa~0.offset))) (not (= v_prenex_8 0)) (<= 0 (+ main_~a~1 2147483648)) (= 0 (select |old(#valid)| 0)) (= 5 (select (select |#memory_int| v_prenex_8) 0)) (= |#NULL.offset| 0) (= main_~pb~0.offset |~#a~0.offset|) (= main_~pa~0.base main_~pb~0.base)) (and (= |main_~#c~0.offset| 0) (= |main_~#c~0.offset| main_~pc~0.offset) (= |#length| (store |old(#length)| |main_~#c~0.base| 4)) (< |~#b~0.base| |#StackHeapBarrier|) (<= 0 |#NULL.base|) (= main_~pc~0.base |main_~#c~0.base|) (= |#valid| (store |old(#valid)| |main_~#c~0.base| 1)) (not (= 0 main_~pc~0.offset)) (= (select |#valid| |~#b~0.base|) 1) (not (= |~#b~0.base| 0)) (<= 0 |~#b~0.offset|) (not (= 0 |~#a~0.base|)) (<= |~#a~0.offset| 0) (not (= v_prenex_5 0)) (<= |~#b~0.offset| 0) (= 4 (select |#length| |~#b~0.base|)) (= (select |old(#valid)| |~#a~0.base|) 1) (= (select |old(#length)| |~#a~0.base|) 4) (= (select (select |#memory_int| |main_~#c~0.base|) |main_~#c~0.offset|) 5) (<= main_~b~1 2147483647) (<= |#NULL.offset| 0) (< |main_~#c~0.base| |#StackHeapBarrier|) (<= 0 |~#a~0.offset|) (= 0 |~#a~0.offset|) (= |~#a~0.base| main_~pb~0.base) (= (select |old(#valid)| |main_~#c~0.base|) 0) (= 0 (select |#valid| 0)) (= (select |#length| v_prenex_5) 4) (= 0 |#NULL.base|) (= (select |old(#length)| |~#b~0.base|) 4) (= 4 (select |#length| |~#a~0.base|)) (= main_~pb~0.offset main_~pa~0.offset) (<= 0 |#NULL.offset|) (= 0 |~#b~0.offset|) (= 0 (select (select |#memory_int| |~#b~0.base|) |~#b~0.offset|)) (= 0 (select (select |#memory_int| |~#a~0.base|) |~#a~0.offset|)) (<= main_~a~1 2147483647) (< |~#a~0.base| |#StackHeapBarrier|) (= (select |old(#valid)| |~#b~0.base|) 1) (<= |#NULL.base| 0) (= 1 (select |#valid| |~#a~0.base|)) (not (= 0 |main_~#c~0.base|)) (not (= |~#b~0.base| |~#a~0.base|)) (= 1 (select |#valid| v_prenex_5)) (<= 0 (+ main_~b~1 2147483648)) (not (= (select (select |#memory_int| main_~pb~0.base) main_~pb~0.offset) (select (select |#memory_int| main_~pa~0.base) main_~pa~0.offset))) (= 5 (select (select |#memory_int| v_prenex_5) 0)) (< v_prenex_5 |#StackHeapBarrier|) (<= 0 (+ main_~a~1 2147483648)) (= 0 (select |old(#valid)| 0)) (= |#NULL.offset| 0) (= main_~pb~0.offset |~#a~0.offset|) (= main_~pa~0.base main_~pb~0.base)) (and (< v_prenex_6 |#StackHeapBarrier|) (= |main_~#c~0.offset| 0) (= |main_~#c~0.offset| main_~pc~0.offset) (= |#length| (store |old(#length)| |main_~#c~0.base| 4)) (= 5 (select (select |#memory_int| v_prenex_6) 0)) (< |~#b~0.base| |#StackHeapBarrier|) (<= 0 |#NULL.base|) (= main_~pc~0.base |main_~#c~0.base|) (= |#valid| (store |old(#valid)| |main_~#c~0.base| 1)) (not (= 0 main_~pc~0.offset)) (= (select |#valid| |~#b~0.base|) 1) (not (= v_prenex_6 0)) (not (= |~#b~0.base| 0)) (<= 0 |~#b~0.offset|) (not (= 0 |~#a~0.base|)) (<= |~#a~0.offset| 0) (= 1 (select |#valid| v_prenex_6)) (<= |~#b~0.offset| 0) (= 4 (select |#length| |~#b~0.base|)) (= (select |old(#valid)| |~#a~0.base|) 1) (= (select |old(#length)| |~#a~0.base|) 4) (= (select (select |#memory_int| |main_~#c~0.base|) |main_~#c~0.offset|) 5) (<= main_~b~1 2147483647) (<= |#NULL.offset| 0) (< |main_~#c~0.base| |#StackHeapBarrier|) (<= 0 |~#a~0.offset|) (= 0 |~#a~0.offset|) (= (select |old(#valid)| |main_~#c~0.base|) 0) (= 0 (select |#valid| 0)) (= 0 |#NULL.base|) (= (select |old(#length)| |~#b~0.base|) 4) (= 4 (select |#length| |~#a~0.base|)) (<= 0 |#NULL.offset|) (= main_~pb~0.offset main_~pa~0.offset) (= 0 |~#b~0.offset|) (= (select |#length| v_prenex_6) 4) (= 0 (select (select |#memory_int| |~#b~0.base|) |~#b~0.offset|)) (= 0 (select (select |#memory_int| |~#a~0.base|) |~#a~0.offset|)) (<= main_~a~1 2147483647) (< |~#a~0.base| |#StackHeapBarrier|) (= (select |old(#valid)| |~#b~0.base|) 1) (= |~#b~0.offset| main_~pb~0.offset) (<= |#NULL.base| 0) (= 1 (select |#valid| |~#a~0.base|)) (not (= 0 |main_~#c~0.base|)) (not (= |~#b~0.base| |~#a~0.base|)) (<= 0 (+ main_~b~1 2147483648)) (= |~#b~0.base| main_~pb~0.base) (not (= (select (select |#memory_int| main_~pb~0.base) main_~pb~0.offset) (select (select |#memory_int| main_~pa~0.base) main_~pa~0.offset))) (<= 0 (+ main_~a~1 2147483648)) (= 0 (select |old(#valid)| 0)) (= |#NULL.offset| 0) (= main_~pa~0.base main_~pb~0.base)))) [2019-09-02 14:16:47,581 INFO L100 SifaObserver]: ✔ All error locations are guaranteed to be unreachable. [2019-09-02 14:16:47,582 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-02 14:16:47,584 INFO L168 Benchmark]: Toolchain (without parser) took 1403.58 ms. Allocated memory was 131.6 MB in the beginning and 198.7 MB in the end (delta: 67.1 MB). Free memory was 86.4 MB in the beginning and 114.7 MB in the end (delta: -28.3 MB). Peak memory consumption was 38.8 MB. Max. memory is 7.1 GB. [2019-09-02 14:16:47,585 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 131.6 MB. Free memory was 104.7 MB in the beginning and 104.5 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-02 14:16:47,586 INFO L168 Benchmark]: CACSL2BoogieTranslator took 282.90 ms. Allocated memory is still 131.6 MB. Free memory was 86.2 MB in the beginning and 76.5 MB in the end (delta: 9.7 MB). Peak memory consumption was 9.7 MB. Max. memory is 7.1 GB. [2019-09-02 14:16:47,587 INFO L168 Benchmark]: Boogie Preprocessor took 132.75 ms. Allocated memory was 131.6 MB in the beginning and 198.7 MB in the end (delta: 67.1 MB). Free memory was 76.5 MB in the beginning and 174.5 MB in the end (delta: -97.9 MB). Peak memory consumption was 16.1 MB. Max. memory is 7.1 GB. [2019-09-02 14:16:47,588 INFO L168 Benchmark]: RCFGBuilder took 363.30 ms. Allocated memory is still 198.7 MB. Free memory was 174.5 MB in the beginning and 160.0 MB in the end (delta: 14.4 MB). Peak memory consumption was 14.4 MB. Max. memory is 7.1 GB. [2019-09-02 14:16:47,589 INFO L168 Benchmark]: Sifa took 620.04 ms. Allocated memory is still 198.7 MB. Free memory was 160.0 MB in the beginning and 114.7 MB in the end (delta: 45.3 MB). Peak memory consumption was 45.3 MB. Max. memory is 7.1 GB. [2019-09-02 14:16:47,592 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 131.6 MB. Free memory was 104.7 MB in the beginning and 104.5 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 282.90 ms. Allocated memory is still 131.6 MB. Free memory was 86.2 MB in the beginning and 76.5 MB in the end (delta: 9.7 MB). Peak memory consumption was 9.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 132.75 ms. Allocated memory was 131.6 MB in the beginning and 198.7 MB in the end (delta: 67.1 MB). Free memory was 76.5 MB in the beginning and 174.5 MB in the end (delta: -97.9 MB). Peak memory consumption was 16.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 363.30 ms. Allocated memory is still 198.7 MB. Free memory was 174.5 MB in the beginning and 160.0 MB in the end (delta: 14.4 MB). Peak memory consumption was 14.4 MB. Max. memory is 7.1 GB. * Sifa took 620.04 ms. Allocated memory is still 198.7 MB. Free memory was 160.0 MB in the beginning and 114.7 MB in the end (delta: 45.3 MB). Peak memory consumption was 45.3 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions 0.6s OVERALL_TIME, 2 ICFG_INTERPRETER_ENTERED_PROCEDURES, 19 DAG_INTERPRETER_EARLY_EXIT_QUERIES, 0 DAG_INTERPRETER_EARLY_EXITS, 15 TOOLS_POST_APPLICATIONS, 0.2s TOOLS_POST_TIME, 3 TOOLS_POST_CALL_APPLICATIONS, 0.1s TOOLS_POST_CALL_TIME, 2 TOOLS_POST_RETURN_APPLICATIONS, 0.2s TOOLS_POST_RETURN_TIME, 0.4s TOOLS_QUANTIFIERELIM_TIME, 0.0s FLUID_QUERY_TIME, 19 FLUID_QUERIES, 0 FLUID_YES_ANSWERS, 6 DOMAIN_JOIN_APPLICATIONS, 0.0s 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, 2 CALL_SUMMARIZER_APPLICATIONS, 0 CALL_SUMMARIZER_CACHE_MISSES, 0.0s CALL_SUMMARIZER_OVERALL_TIME, 0.0s 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, 66 DAG_COMPRESSION_PROCESSED_NODES, 35 DAG_COMPRESSION_RETAINED_NODES - PositiveResult [Line: 25]: 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...