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/reducercommutativity/avg20-2.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-55cd5f5 [2019-08-14 10:35:48,503 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-14 10:35:48,506 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-14 10:35:48,519 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-14 10:35:48,519 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-14 10:35:48,520 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-14 10:35:48,522 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-14 10:35:48,524 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-14 10:35:48,525 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-14 10:35:48,526 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-14 10:35:48,527 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-14 10:35:48,529 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-14 10:35:48,529 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-14 10:35:48,530 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-14 10:35:48,531 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-14 10:35:48,532 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-14 10:35:48,533 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-14 10:35:48,534 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-14 10:35:48,536 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-14 10:35:48,538 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-14 10:35:48,540 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-14 10:35:48,541 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-14 10:35:48,542 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-14 10:35:48,543 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-14 10:35:48,546 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-14 10:35:48,546 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-14 10:35:48,546 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-14 10:35:48,547 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-14 10:35:48,548 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-14 10:35:48,549 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-14 10:35:48,549 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-14 10:35:48,550 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-14 10:35:48,551 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-14 10:35:48,551 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-14 10:35:48,553 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-14 10:35:48,553 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-14 10:35:48,554 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-14 10:35:48,554 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-14 10:35:48,554 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-14 10:35:48,555 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-14 10:35:48,556 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-14 10:35:48,556 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 [2019-08-14 10:35:48,572 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-14 10:35:48,572 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-14 10:35:48,573 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-14 10:35:48,574 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-14 10:35:48,574 INFO L138 SettingsManager]: * Use SBE=true [2019-08-14 10:35:48,574 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-14 10:35:48,574 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-14 10:35:48,575 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-14 10:35:48,575 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-14 10:35:48,575 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-14 10:35:48,575 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-14 10:35:48,575 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-14 10:35:48,576 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-14 10:35:48,576 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-14 10:35:48,576 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-14 10:35:48,576 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-14 10:35:48,576 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-14 10:35:48,577 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-14 10:35:48,577 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-14 10:35:48,577 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-14 10:35:48,577 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-14 10:35:48,577 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-14 10:35:48,578 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-14 10:35:48,578 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-14 10:35:48,578 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-14 10:35:48,578 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-14 10:35:48,578 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-14 10:35:48,579 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-14 10:35:48,579 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-14 10:35:48,608 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-14 10:35:48,621 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-14 10:35:48,625 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-14 10:35:48,627 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-14 10:35:48,627 INFO L275 PluginConnector]: CDTParser initialized [2019-08-14 10:35:48,628 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/reducercommutativity/avg20-2.i [2019-08-14 10:35:48,685 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/de95cd61d/04b847eeb84b48ea864f7f6366cb53dd/FLAGb22797df8 [2019-08-14 10:35:49,114 INFO L306 CDTParser]: Found 1 translation units. [2019-08-14 10:35:49,116 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/reducercommutativity/avg20-2.i [2019-08-14 10:35:49,123 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/de95cd61d/04b847eeb84b48ea864f7f6366cb53dd/FLAGb22797df8 [2019-08-14 10:35:49,491 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/de95cd61d/04b847eeb84b48ea864f7f6366cb53dd [2019-08-14 10:35:49,503 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-14 10:35:49,505 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-14 10:35:49,506 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-14 10:35:49,507 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-14 10:35:49,510 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-14 10:35:49,512 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.08 10:35:49" (1/1) ... [2019-08-14 10:35:49,515 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1912f1df and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 10:35:49, skipping insertion in model container [2019-08-14 10:35:49,515 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.08 10:35:49" (1/1) ... [2019-08-14 10:35:49,523 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-14 10:35:49,543 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-14 10:35:49,806 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-14 10:35:49,819 INFO L188 MainTranslator]: Completed pre-run [2019-08-14 10:35:49,866 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-14 10:35:49,974 INFO L192 MainTranslator]: Completed translation [2019-08-14 10:35:49,975 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 10:35:49 WrapperNode [2019-08-14 10:35:49,975 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-14 10:35:49,977 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-14 10:35:49,978 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-14 10:35:49,978 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-14 10:35:49,993 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 10:35:49" (1/1) ... [2019-08-14 10:35:49,993 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 10:35:49" (1/1) ... [2019-08-14 10:35:50,004 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 10:35:49" (1/1) ... [2019-08-14 10:35:50,006 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 10:35:49" (1/1) ... [2019-08-14 10:35:50,018 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 10:35:49" (1/1) ... [2019-08-14 10:35:50,025 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 10:35:49" (1/1) ... [2019-08-14 10:35:50,027 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 10:35:49" (1/1) ... [2019-08-14 10:35:50,029 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-14 10:35:50,030 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-14 10:35:50,030 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-14 10:35:50,030 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-14 10:35:50,031 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 10:35:49" (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 [2019-08-14 10:35:50,099 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-14 10:35:50,100 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-14 10:35:50,100 INFO L138 BoogieDeclarations]: Found implementation of procedure avg [2019-08-14 10:35:50,100 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-14 10:35:50,100 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-14 10:35:50,100 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-08-14 10:35:50,100 INFO L130 BoogieDeclarations]: Found specification of procedure avg [2019-08-14 10:35:50,101 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-08-14 10:35:50,101 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-14 10:35:50,101 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-08-14 10:35:50,101 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-08-14 10:35:50,101 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-08-14 10:35:50,102 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-14 10:35:50,102 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-14 10:35:50,435 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-14 10:35:50,435 INFO L283 CfgBuilder]: Removed 3 assume(true) statements. [2019-08-14 10:35:50,437 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.08 10:35:50 BoogieIcfgContainer [2019-08-14 10:35:50,437 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-14 10:35:50,437 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-14 10:35:50,437 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-14 10:35:50,438 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-14 10:35:50,440 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.08 10:35:50" (1/1) ... [2019-08-14 10:35:51,445 WARN L188 SmtUtils]: Spent 377.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 77 [2019-08-14 10:35:52,117 WARN L188 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 77 [2019-08-14 10:35:52,487 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-14 10:35:52,489 INFO L168 Benchmark]: Toolchain (without parser) took 2983.92 ms. Allocated memory was 135.8 MB in the beginning and 212.9 MB in the end (delta: 77.1 MB). Free memory was 83.7 MB in the beginning and 118.0 MB in the end (delta: -34.3 MB). Peak memory consumption was 83.5 MB. Max. memory is 7.1 GB. [2019-08-14 10:35:52,490 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 135.8 MB. Free memory is still 101.7 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-08-14 10:35:52,495 INFO L168 Benchmark]: CACSL2BoogieTranslator took 469.57 ms. Allocated memory was 135.8 MB in the beginning and 197.7 MB in the end (delta: 61.9 MB). Free memory was 83.7 MB in the beginning and 176.8 MB in the end (delta: -93.1 MB). Peak memory consumption was 21.2 MB. Max. memory is 7.1 GB. [2019-08-14 10:35:52,496 INFO L168 Benchmark]: Boogie Preprocessor took 52.10 ms. Allocated memory is still 197.7 MB. Free memory was 176.8 MB in the beginning and 173.3 MB in the end (delta: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 7.1 GB. [2019-08-14 10:35:52,498 INFO L168 Benchmark]: RCFGBuilder took 407.11 ms. Allocated memory is still 197.7 MB. Free memory was 173.3 MB in the beginning and 157.6 MB in the end (delta: 15.7 MB). Peak memory consumption was 15.7 MB. Max. memory is 7.1 GB. [2019-08-14 10:35:52,499 INFO L168 Benchmark]: Symbolic Interpretation took 2049.79 ms. Allocated memory was 197.7 MB in the beginning and 212.9 MB in the end (delta: 15.2 MB). Free memory was 157.6 MB in the beginning and 118.0 MB in the end (delta: 39.6 MB). Peak memory consumption was 95.6 MB. Max. memory is 7.1 GB. [2019-08-14 10:35:52,510 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 39]: 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 121#(and (exists ((v_prenex_16 Int) (v_prenex_15 Int) (v_prenex_18 Int) (v_prenex_17 Int) (v_prenex_14 Int) (v_avg_~ret~0_BEFORE_RETURN_5 Int)) (or (and (= main_~temp~0 (select (select |#memory_int| |main_~#x~0.base|) (+ |main_~#x~0.offset| 76))) (<= main_~ret5~0 2147483647) (< v_avg_~ret~0_BEFORE_RETURN_5 0) (= main_~ret5~0 (mod (+ (div v_avg_~ret~0_BEFORE_RETURN_5 20) 1) 4294967296)) (<= 0 (+ main_~ret5~0 2147483648)) (not (= 0 (mod v_avg_~ret~0_BEFORE_RETURN_5 20))) (<= (mod (+ (div v_avg_~ret~0_BEFORE_RETURN_5 20) 1) 4294967296) 2147483647) (not (< main_~i~2 19))) (and (not (<= (mod (+ (div v_prenex_18 20) 1) 4294967296) 2147483647)) (= main_~ret5~0 (+ (mod (+ (div v_prenex_18 20) 1) 4294967296) (- 4294967296))) (= main_~temp~0 (select (select |#memory_int| |main_~#x~0.base|) (+ |main_~#x~0.offset| 76))) (not (= 0 (mod v_prenex_18 20))) (<= main_~ret5~0 2147483647) (<= 0 (+ main_~ret5~0 2147483648)) (< v_prenex_18 0) (not (< main_~i~2 19))) (and (not (< v_prenex_14 0)) (= main_~temp~0 (select (select |#memory_int| |main_~#x~0.base|) (+ |main_~#x~0.offset| 76))) (not (<= (mod (div v_prenex_14 20) 4294967296) 2147483647)) (<= main_~ret5~0 2147483647) (= main_~ret5~0 (+ (mod (div v_prenex_14 20) 4294967296) (- 4294967296))) (<= 0 (+ main_~ret5~0 2147483648)) (not (< main_~i~2 19))) (and (= 0 (mod v_prenex_15 20)) (= main_~temp~0 (select (select |#memory_int| |main_~#x~0.base|) (+ |main_~#x~0.offset| 76))) (not (<= (mod (div v_prenex_15 20) 4294967296) 2147483647)) (<= main_~ret5~0 2147483647) (<= 0 (+ main_~ret5~0 2147483648)) (not (< main_~i~2 19)) (= main_~ret5~0 (+ (mod (div v_prenex_15 20) 4294967296) (- 4294967296)))) (and (= main_~ret5~0 (mod (div v_prenex_16 20) 4294967296)) (not (< v_prenex_16 0)) (= main_~temp~0 (select (select |#memory_int| |main_~#x~0.base|) (+ |main_~#x~0.offset| 76))) (<= main_~ret5~0 2147483647) (<= 0 (+ main_~ret5~0 2147483648)) (<= (mod (div v_prenex_16 20) 4294967296) 2147483647) (not (< main_~i~2 19))) (and (= main_~temp~0 (select (select |#memory_int| |main_~#x~0.base|) (+ |main_~#x~0.offset| 76))) (<= (mod (div v_prenex_17 20) 4294967296) 2147483647) (= 0 (mod v_prenex_17 20)) (<= main_~ret5~0 2147483647) (<= 0 (+ main_~ret5~0 2147483648)) (not (< main_~i~2 19)) (= main_~ret5~0 (mod (div v_prenex_17 20) 4294967296))))) (or (not (= main_~ret~1 main_~ret2~0)) (not (= main_~ret~1 main_~ret5~0)))). Possible FailurePath: * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 ms. Allocated memory is still 135.8 MB. Free memory is still 101.7 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 469.57 ms. Allocated memory was 135.8 MB in the beginning and 197.7 MB in the end (delta: 61.9 MB). Free memory was 83.7 MB in the beginning and 176.8 MB in the end (delta: -93.1 MB). Peak memory consumption was 21.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 52.10 ms. Allocated memory is still 197.7 MB. Free memory was 176.8 MB in the beginning and 173.3 MB in the end (delta: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 7.1 GB. * RCFGBuilder took 407.11 ms. Allocated memory is still 197.7 MB. Free memory was 173.3 MB in the beginning and 157.6 MB in the end (delta: 15.7 MB). Peak memory consumption was 15.7 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 2049.79 ms. Allocated memory was 197.7 MB in the beginning and 212.9 MB in the end (delta: 15.2 MB). Free memory was 157.6 MB in the beginning and 118.0 MB in the end (delta: 39.6 MB). Peak memory consumption was 95.6 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...