java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/loop-acceleration/multivar_1-2.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-673a906-m [2019-10-02 11:13:17,782 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-02 11:13:17,785 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-02 11:13:17,805 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-02 11:13:17,805 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-02 11:13:17,807 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-02 11:13:17,809 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-02 11:13:17,819 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-02 11:13:17,823 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-02 11:13:17,826 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-02 11:13:17,829 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-02 11:13:17,831 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-02 11:13:17,831 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-02 11:13:17,832 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-02 11:13:17,832 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-02 11:13:17,833 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-02 11:13:17,834 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-02 11:13:17,835 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-02 11:13:17,836 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-02 11:13:17,838 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-02 11:13:17,839 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-02 11:13:17,840 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-02 11:13:17,841 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-02 11:13:17,842 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-02 11:13:17,843 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-02 11:13:17,844 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-02 11:13:17,844 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-02 11:13:17,845 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-02 11:13:17,845 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-02 11:13:17,846 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-02 11:13:17,846 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-02 11:13:17,847 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-02 11:13:17,847 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-02 11:13:17,848 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-02 11:13:17,849 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-02 11:13:17,849 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-02 11:13:17,850 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-02 11:13:17,850 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-02 11:13:17,850 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-02 11:13:17,851 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-02 11:13:17,852 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-02 11:13:17,853 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 [2019-10-02 11:13:17,867 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-02 11:13:17,867 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-02 11:13:17,868 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-02 11:13:17,868 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-02 11:13:17,868 INFO L138 SettingsManager]: * Use SBE=true [2019-10-02 11:13:17,869 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-02 11:13:17,869 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-02 11:13:17,869 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-02 11:13:17,869 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-02 11:13:17,869 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-02 11:13:17,870 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-02 11:13:17,870 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-02 11:13:17,870 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-02 11:13:17,870 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-02 11:13:17,870 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-02 11:13:17,870 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-02 11:13:17,871 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-02 11:13:17,871 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-02 11:13:17,871 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-02 11:13:17,871 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-02 11:13:17,871 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-02 11:13:17,872 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-02 11:13:17,872 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-02 11:13:17,872 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-02 11:13:17,872 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-02 11:13:17,872 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-02 11:13:17,873 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-02 11:13:17,873 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-02 11:13:17,873 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-10-02 11:13:17,916 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-02 11:13:17,928 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-02 11:13:17,931 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-02 11:13:17,933 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-02 11:13:17,933 INFO L275 PluginConnector]: CDTParser initialized [2019-10-02 11:13:17,934 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-acceleration/multivar_1-2.c [2019-10-02 11:13:18,009 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9b60fee7d/80244d9322d34a958884b452f580f961/FLAG79ae631b5 [2019-10-02 11:13:18,467 INFO L306 CDTParser]: Found 1 translation units. [2019-10-02 11:13:18,468 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-acceleration/multivar_1-2.c [2019-10-02 11:13:18,474 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9b60fee7d/80244d9322d34a958884b452f580f961/FLAG79ae631b5 [2019-10-02 11:13:18,903 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9b60fee7d/80244d9322d34a958884b452f580f961 [2019-10-02 11:13:18,913 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-02 11:13:18,914 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-02 11:13:18,915 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-02 11:13:18,915 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-02 11:13:18,919 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-02 11:13:18,920 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.10 11:13:18" (1/1) ... [2019-10-02 11:13:18,923 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4020d0db and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 11:13:18, skipping insertion in model container [2019-10-02 11:13:18,923 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.10 11:13:18" (1/1) ... [2019-10-02 11:13:18,931 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-02 11:13:18,948 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-02 11:13:19,139 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-02 11:13:19,145 INFO L188 MainTranslator]: Completed pre-run [2019-10-02 11:13:19,161 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-02 11:13:19,176 INFO L192 MainTranslator]: Completed translation [2019-10-02 11:13:19,176 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 11:13:19 WrapperNode [2019-10-02 11:13:19,176 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-02 11:13:19,177 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-02 11:13:19,177 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-02 11:13:19,178 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-02 11:13:19,271 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 11:13:19" (1/1) ... [2019-10-02 11:13:19,271 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 11:13:19" (1/1) ... [2019-10-02 11:13:19,276 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 11:13:19" (1/1) ... [2019-10-02 11:13:19,278 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 11:13:19" (1/1) ... [2019-10-02 11:13:19,281 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 11:13:19" (1/1) ... [2019-10-02 11:13:19,287 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 11:13:19" (1/1) ... [2019-10-02 11:13:19,288 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 11:13:19" (1/1) ... [2019-10-02 11:13:19,289 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-02 11:13:19,289 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-02 11:13:19,289 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-02 11:13:19,290 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-02 11:13:19,290 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 11:13:19" (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 [2019-10-02 11:13:19,348 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-02 11:13:19,348 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-02 11:13:19,349 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-10-02 11:13:19,349 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-02 11:13:19,349 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-02 11:13:19,349 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2019-10-02 11:13:19,349 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-10-02 11:13:19,349 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-02 11:13:19,351 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-02 11:13:19,351 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-02 11:13:19,511 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-02 11:13:19,511 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-10-02 11:13:19,512 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.10 11:13:19 BoogieIcfgContainer [2019-10-02 11:13:19,512 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-02 11:13:19,513 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-02 11:13:19,514 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-02 11:13:19,517 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-02 11:13:19,517 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.10 11:13:18" (1/3) ... [2019-10-02 11:13:19,518 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@35e879a2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.10 11:13:19, skipping insertion in model container [2019-10-02 11:13:19,518 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 11:13:19" (2/3) ... [2019-10-02 11:13:19,518 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@35e879a2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.10 11:13:19, skipping insertion in model container [2019-10-02 11:13:19,518 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.10 11:13:19" (3/3) ... [2019-10-02 11:13:19,520 INFO L109 eAbstractionObserver]: Analyzing ICFG multivar_1-2.c [2019-10-02 11:13:19,530 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-02 11:13:19,537 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-02 11:13:19,553 INFO L252 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-02 11:13:19,576 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2019-10-02 11:13:19,577 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-10-02 11:13:19,577 INFO L378 AbstractCegarLoop]: Hoare is true [2019-10-02 11:13:19,577 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-02 11:13:19,577 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-02 11:13:19,577 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-02 11:13:19,578 INFO L382 AbstractCegarLoop]: Difference is false [2019-10-02 11:13:19,578 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-02 11:13:19,578 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-02 11:13:19,592 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states. [2019-10-02 11:13:19,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2019-10-02 11:13:19,596 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 11:13:19,597 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 11:13:19,599 INFO L418 AbstractCegarLoop]: === Iteration 1 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 11:13:19,603 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 11:13:19,604 INFO L82 PathProgramCache]: Analyzing trace with hash 1846144830, now seen corresponding path program 1 times [2019-10-02 11:13:19,605 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 11:13:19,606 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 11:13:19,652 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 11:13:19,653 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 11:13:19,653 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 11:13:19,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-02 11:13:19,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-02 11:13:19,733 INFO L478 BasicCegarLoop]: Counterexample might be feasible [2019-10-02 11:13:19,751 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.10 11:13:19 BoogieIcfgContainer [2019-10-02 11:13:19,751 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-02 11:13:19,754 INFO L168 Benchmark]: Toolchain (without parser) took 838.68 ms. Allocated memory was 137.9 MB in the beginning and 197.7 MB in the end (delta: 59.8 MB). Free memory was 85.6 MB in the beginning and 150.5 MB in the end (delta: -65.0 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-10-02 11:13:19,756 INFO L168 Benchmark]: CDTParser took 0.49 ms. Allocated memory is still 137.9 MB. Free memory was 103.8 MB in the beginning and 103.6 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-10-02 11:13:19,757 INFO L168 Benchmark]: CACSL2BoogieTranslator took 261.73 ms. Allocated memory is still 137.9 MB. Free memory was 85.4 MB in the beginning and 76.2 MB in the end (delta: 9.2 MB). Peak memory consumption was 9.2 MB. Max. memory is 7.1 GB. [2019-10-02 11:13:19,758 INFO L168 Benchmark]: Boogie Preprocessor took 111.75 ms. Allocated memory was 137.9 MB in the beginning and 197.7 MB in the end (delta: 59.8 MB). Free memory was 76.2 MB in the beginning and 175.5 MB in the end (delta: -99.3 MB). Peak memory consumption was 11.2 MB. Max. memory is 7.1 GB. [2019-10-02 11:13:19,760 INFO L168 Benchmark]: RCFGBuilder took 223.14 ms. Allocated memory is still 197.7 MB. Free memory was 175.5 MB in the beginning and 163.6 MB in the end (delta: 11.9 MB). Peak memory consumption was 11.9 MB. Max. memory is 7.1 GB. [2019-10-02 11:13:19,761 INFO L168 Benchmark]: TraceAbstraction took 238.13 ms. Allocated memory is still 197.7 MB. Free memory was 163.6 MB in the beginning and 150.5 MB in the end (delta: 13.1 MB). Peak memory consumption was 13.1 MB. Max. memory is 7.1 GB. [2019-10-02 11:13:19,767 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.49 ms. Allocated memory is still 137.9 MB. Free memory was 103.8 MB in the beginning and 103.6 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 261.73 ms. Allocated memory is still 137.9 MB. Free memory was 85.4 MB in the beginning and 76.2 MB in the end (delta: 9.2 MB). Peak memory consumption was 9.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 111.75 ms. Allocated memory was 137.9 MB in the beginning and 197.7 MB in the end (delta: 59.8 MB). Free memory was 76.2 MB in the beginning and 175.5 MB in the end (delta: -99.3 MB). Peak memory consumption was 11.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 223.14 ms. Allocated memory is still 197.7 MB. Free memory was 175.5 MB in the beginning and 163.6 MB in the end (delta: 11.9 MB). Peak memory consumption was 11.9 MB. Max. memory is 7.1 GB. * TraceAbstraction took 238.13 ms. Allocated memory is still 197.7 MB. Free memory was 163.6 MB in the beginning and 150.5 MB in the end (delta: 13.1 MB). Peak memory consumption was 13.1 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 6]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L12] unsigned int x = __VERIFIER_nondet_uint(); [L13] unsigned int y = x + 1; VAL [x=4294967295, y=0] [L15] COND FALSE !(x < 1024) VAL [x=4294967295, y=0] [L20] CALL __VERIFIER_assert(x == y) VAL [\old(cond)=0] [L5] COND TRUE !(cond) VAL [\old(cond)=0, cond=0] [L6] __VERIFIER_error() VAL [\old(cond)=0, cond=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 17 locations, 1 error locations. UNSAFE Result, 0.1s OverallTime, 1 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=17occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 10 NumberOfCodeBlocks, 10 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! Received shutdown request...