/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data --core.log.level.for.class de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=WARN -tc ../../../trunk/examples/toolchains/AutomizerCInlineTransformed.xml -s ../../../trunk/examples/settings/automizer/BvToInt/svcomp-Reach-64bit-Automizer_BvToInt_SUM.epf -i ../../../trunk/examples/svcomp/loop-crafted/simple_vardep_2.c -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-a10ec3b [2022-01-11 02:01:34,188 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-01-11 02:01:34,189 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-01-11 02:01:34,235 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-01-11 02:01:34,235 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-01-11 02:01:34,238 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-01-11 02:01:34,239 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-01-11 02:01:34,240 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-01-11 02:01:34,241 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-01-11 02:01:34,241 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-01-11 02:01:34,242 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-01-11 02:01:34,242 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-01-11 02:01:34,243 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-01-11 02:01:34,244 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-01-11 02:01:34,246 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-01-11 02:01:34,249 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-01-11 02:01:34,249 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-01-11 02:01:34,254 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-01-11 02:01:34,258 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-01-11 02:01:34,259 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-01-11 02:01:34,260 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-01-11 02:01:34,262 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-01-11 02:01:34,262 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-01-11 02:01:34,263 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-01-11 02:01:34,264 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2022-01-11 02:01:34,269 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-01-11 02:01:34,269 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-01-11 02:01:34,270 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-01-11 02:01:34,275 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/BvToInt/svcomp-Reach-64bit-Automizer_BvToInt_SUM.epf [2022-01-11 02:01:34,307 INFO L113 SettingsManager]: Loading preferences was successful [2022-01-11 02:01:34,308 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-01-11 02:01:34,308 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-01-11 02:01:34,308 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-01-11 02:01:34,309 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-01-11 02:01:34,309 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-01-11 02:01:34,309 INFO L138 SettingsManager]: * Use SBE=true [2022-01-11 02:01:34,309 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-01-11 02:01:34,309 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-01-11 02:01:34,309 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-01-11 02:01:34,310 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-01-11 02:01:34,310 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-01-11 02:01:34,310 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-01-11 02:01:34,310 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-01-11 02:01:34,310 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-01-11 02:01:34,310 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-01-11 02:01:34,310 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-01-11 02:01:34,310 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-01-11 02:01:34,311 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-01-11 02:01:34,311 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-01-11 02:01:34,311 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-01-11 02:01:34,311 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-01-11 02:01:34,311 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-01-11 02:01:34,311 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-01-11 02:01:34,311 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-01-11 02:01:34,311 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-01-11 02:01:34,311 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-01-11 02:01:34,311 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-01-11 02:01:34,311 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-01-11 02:01:34,312 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-01-11 02:01:34,312 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-01-11 02:01:34,312 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-01-11 02:01:34,312 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-01-11 02:01:34,312 INFO L138 SettingsManager]: * TransformationType=BV_TO_INT_SUM WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.core: Log level for class -> de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=WARN; [2022-01-11 02:01:34,476 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-01-11 02:01:34,489 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-01-11 02:01:34,490 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-01-11 02:01:34,491 INFO L271 PluginConnector]: Initializing CDTParser... [2022-01-11 02:01:34,491 INFO L275 PluginConnector]: CDTParser initialized [2022-01-11 02:01:34,492 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-crafted/simple_vardep_2.c [2022-01-11 02:01:34,535 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a187a509e/435ec3624392490eb69fb285e51a015c/FLAGd23ebbf79 [2022-01-11 02:01:34,865 INFO L306 CDTParser]: Found 1 translation units. [2022-01-11 02:01:34,866 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-crafted/simple_vardep_2.c [2022-01-11 02:01:34,870 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a187a509e/435ec3624392490eb69fb285e51a015c/FLAGd23ebbf79 [2022-01-11 02:01:35,284 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a187a509e/435ec3624392490eb69fb285e51a015c [2022-01-11 02:01:35,286 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-01-11 02:01:35,286 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-01-11 02:01:35,287 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-01-11 02:01:35,288 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-01-11 02:01:35,290 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-01-11 02:01:35,290 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.01 02:01:35" (1/1) ... [2022-01-11 02:01:35,291 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2be19368 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.01 02:01:35, skipping insertion in model container [2022-01-11 02:01:35,292 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.01 02:01:35" (1/1) ... [2022-01-11 02:01:35,296 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-01-11 02:01:35,304 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-01-11 02:01:35,432 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/loop-crafted/simple_vardep_2.c[584,597] [2022-01-11 02:01:35,446 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-01-11 02:01:35,457 INFO L203 MainTranslator]: Completed pre-run [2022-01-11 02:01:35,468 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/loop-crafted/simple_vardep_2.c[584,597] [2022-01-11 02:01:35,472 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-01-11 02:01:35,488 INFO L208 MainTranslator]: Completed translation [2022-01-11 02:01:35,488 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.01 02:01:35 WrapperNode [2022-01-11 02:01:35,489 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-01-11 02:01:35,489 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-01-11 02:01:35,490 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-01-11 02:01:35,490 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-01-11 02:01:35,495 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.01 02:01:35" (1/1) ... [2022-01-11 02:01:35,502 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.01 02:01:35" (1/1) ... [2022-01-11 02:01:35,514 INFO L137 Inliner]: procedures = 12, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 27 [2022-01-11 02:01:35,514 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-01-11 02:01:35,515 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-01-11 02:01:35,515 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-01-11 02:01:35,515 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-01-11 02:01:35,520 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.01 02:01:35" (1/1) ... [2022-01-11 02:01:35,521 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.01 02:01:35" (1/1) ... [2022-01-11 02:01:35,523 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.01 02:01:35" (1/1) ... [2022-01-11 02:01:35,523 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.01 02:01:35" (1/1) ... [2022-01-11 02:01:35,530 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.01 02:01:35" (1/1) ... [2022-01-11 02:01:35,533 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.01 02:01:35" (1/1) ... [2022-01-11 02:01:35,537 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.01 02:01:35" (1/1) ... [2022-01-11 02:01:35,540 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-01-11 02:01:35,541 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-01-11 02:01:35,541 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-01-11 02:01:35,541 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-01-11 02:01:35,542 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.01 02:01:35" (1/1) ... [2022-01-11 02:01:35,546 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-01-11 02:01:35,556 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-01-11 02:01:35,567 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-01-11 02:01:35,573 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-01-11 02:01:35,631 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-01-11 02:01:35,631 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-01-11 02:01:35,631 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-01-11 02:01:35,631 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-01-11 02:01:35,676 INFO L234 CfgBuilder]: Building ICFG [2022-01-11 02:01:35,677 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-01-11 02:01:35,769 INFO L275 CfgBuilder]: Performing block encoding [2022-01-11 02:01:35,772 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-01-11 02:01:35,773 INFO L299 CfgBuilder]: Removed 1 assume(true) statements. [2022-01-11 02:01:35,775 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.01 02:01:35 BoogieIcfgContainer [2022-01-11 02:01:35,775 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-01-11 02:01:35,775 INFO L113 PluginConnector]: ------------------------IcfgTransformer---------------------------- [2022-01-11 02:01:35,775 INFO L271 PluginConnector]: Initializing IcfgTransformer... [2022-01-11 02:01:35,776 INFO L275 PluginConnector]: IcfgTransformer initialized [2022-01-11 02:01:35,778 INFO L185 PluginConnector]: Executing the observer IcfgTransformationObserver from plugin IcfgTransformer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.01 02:01:35" (1/1) ... [2022-01-11 02:01:35,829 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation CFG 11.01 02:01:35 BasicIcfg [2022-01-11 02:01:35,830 INFO L132 PluginConnector]: ------------------------ END IcfgTransformer---------------------------- [2022-01-11 02:01:35,831 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-01-11 02:01:35,831 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-01-11 02:01:35,833 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-01-11 02:01:35,833 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.01 02:01:35" (1/4) ... [2022-01-11 02:01:35,833 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1e3fca42 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.01 02:01:35, skipping insertion in model container [2022-01-11 02:01:35,834 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.01 02:01:35" (2/4) ... [2022-01-11 02:01:35,834 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1e3fca42 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.01 02:01:35, skipping insertion in model container [2022-01-11 02:01:35,834 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.01 02:01:35" (3/4) ... [2022-01-11 02:01:35,834 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1e3fca42 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.01 02:01:35, skipping insertion in model container [2022-01-11 02:01:35,834 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation CFG 11.01 02:01:35" (4/4) ... [2022-01-11 02:01:35,835 INFO L111 eAbstractionObserver]: Analyzing ICFG simple_vardep_2.cTransformedIcfg [2022-01-11 02:01:35,838 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-01-11 02:01:35,838 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-01-11 02:01:35,882 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-01-11 02:01:35,890 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2022-01-11 02:01:35,890 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-01-11 02:01:35,898 INFO L276 IsEmpty]: Start isEmpty. Operand has 10 states, 8 states have (on average 1.5) internal successors, (12), 9 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-11 02:01:35,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-01-11 02:01:35,901 INFO L506 BasicCegarLoop]: Found error trace [2022-01-11 02:01:35,902 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2022-01-11 02:01:35,902 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-11 02:01:35,905 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-11 02:01:35,906 INFO L85 PathProgramCache]: Analyzing trace with hash 55383521, now seen corresponding path program 1 times [2022-01-11 02:01:35,911 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-11 02:01:35,912 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [114796949] [2022-01-11 02:01:35,912 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-11 02:01:35,913 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-11 02:01:36,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-11 02:01:36,306 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-11 02:01:36,307 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-11 02:01:36,307 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [114796949] [2022-01-11 02:01:36,307 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [114796949] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-11 02:01:36,308 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-11 02:01:36,308 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-01-11 02:01:36,309 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1927220365] [2022-01-11 02:01:36,309 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-11 02:01:36,312 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-01-11 02:01:36,312 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-11 02:01:36,334 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-01-11 02:01:36,336 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-01-11 02:01:36,337 INFO L87 Difference]: Start difference. First operand has 10 states, 8 states have (on average 1.5) internal successors, (12), 9 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 4 states, 4 states have (on average 1.25) internal successors, (5), 4 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-11 02:01:36,398 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-11 02:01:36,398 INFO L93 Difference]: Finished difference Result 20 states and 27 transitions. [2022-01-11 02:01:36,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-01-11 02:01:36,404 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 1.25) internal successors, (5), 4 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 5 [2022-01-11 02:01:36,404 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-11 02:01:36,408 INFO L225 Difference]: With dead ends: 20 [2022-01-11 02:01:36,409 INFO L226 Difference]: Without dead ends: 9 [2022-01-11 02:01:36,410 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-01-11 02:01:36,413 INFO L933 BasicCegarLoop]: 9 mSDtfsCounter, 5 mSDsluCounter, 9 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5 SdHoareTripleChecker+Valid, 18 SdHoareTripleChecker+Invalid, 10 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-01-11 02:01:36,413 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [5 Valid, 18 Invalid, 10 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-01-11 02:01:36,424 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9 states. [2022-01-11 02:01:36,434 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9 to 9. [2022-01-11 02:01:36,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9 states, 8 states have (on average 1.125) internal successors, (9), 8 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-11 02:01:36,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 9 transitions. [2022-01-11 02:01:36,436 INFO L78 Accepts]: Start accepts. Automaton has 9 states and 9 transitions. Word has length 5 [2022-01-11 02:01:36,436 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-11 02:01:36,436 INFO L470 AbstractCegarLoop]: Abstraction has 9 states and 9 transitions. [2022-01-11 02:01:36,436 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 1.25) internal successors, (5), 4 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-11 02:01:36,436 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 9 transitions. [2022-01-11 02:01:36,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-01-11 02:01:36,437 INFO L506 BasicCegarLoop]: Found error trace [2022-01-11 02:01:36,437 INFO L514 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1] [2022-01-11 02:01:36,437 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-01-11 02:01:36,437 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-11 02:01:36,438 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-11 02:01:36,438 INFO L85 PathProgramCache]: Analyzing trace with hash 664047393, now seen corresponding path program 1 times [2022-01-11 02:01:36,438 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-11 02:01:36,438 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [25367970] [2022-01-11 02:01:36,438 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-11 02:01:36,438 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-11 02:01:36,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-11 02:01:36,670 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-11 02:01:36,670 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-11 02:01:36,671 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [25367970] [2022-01-11 02:01:36,671 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [25367970] provided 0 perfect and 1 imperfect interpolant sequences [2022-01-11 02:01:36,671 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [731877444] [2022-01-11 02:01:36,671 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-11 02:01:36,671 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-01-11 02:01:36,672 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-01-11 02:01:36,673 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-01-11 02:01:36,674 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-01-11 02:01:36,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-11 02:01:36,800 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 34 conjunts are in the unsatisfiable core [2022-01-11 02:01:36,803 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-01-11 02:01:37,018 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-11 02:01:37,019 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-01-11 02:01:38,555 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-11 02:01:38,558 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [731877444] provided 0 perfect and 2 imperfect interpolant sequences [2022-01-11 02:01:38,559 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-01-11 02:01:38,559 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 5] total 11 [2022-01-11 02:01:38,560 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1182910870] [2022-01-11 02:01:38,560 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-01-11 02:01:38,561 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-01-11 02:01:38,561 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-11 02:01:38,561 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-01-11 02:01:38,562 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=74, Unknown=0, NotChecked=0, Total=110 [2022-01-11 02:01:38,562 INFO L87 Difference]: Start difference. First operand 9 states and 9 transitions. Second operand has 11 states, 11 states have (on average 1.6363636363636365) internal successors, (18), 11 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-11 02:01:38,816 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-11 02:01:38,817 INFO L93 Difference]: Finished difference Result 11 states and 11 transitions. [2022-01-11 02:01:38,817 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-01-11 02:01:38,818 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 1.6363636363636365) internal successors, (18), 11 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 8 [2022-01-11 02:01:38,818 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-11 02:01:38,818 INFO L225 Difference]: With dead ends: 11 [2022-01-11 02:01:38,818 INFO L226 Difference]: Without dead ends: 0 [2022-01-11 02:01:38,818 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 10 SyntacticMatches, 1 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=51, Invalid=105, Unknown=0, NotChecked=0, Total=156 [2022-01-11 02:01:38,819 INFO L933 BasicCegarLoop]: 3 mSDtfsCounter, 10 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10 SdHoareTripleChecker+Valid, 10 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-01-11 02:01:38,820 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [10 Valid, 10 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-01-11 02:01:38,820 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-01-11 02:01:38,820 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-01-11 02:01:38,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-11 02:01:38,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-01-11 02:01:38,821 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 8 [2022-01-11 02:01:38,821 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-11 02:01:38,821 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-01-11 02:01:38,821 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 1.6363636363636365) internal successors, (18), 11 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-11 02:01:38,821 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-01-11 02:01:38,821 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-01-11 02:01:38,823 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-01-11 02:01:38,845 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-01-11 02:01:39,035 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-01-11 02:01:39,037 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-01-11 02:01:39,161 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2022-01-11 02:01:39,162 INFO L858 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-01-11 02:01:39,162 INFO L854 garLoopResultBuilder]: At program point L21-2(lines 21 26) the Hoare annotation is: (or (and (<= 1 |ULTIMATE.start_ULTIMATE.start___VERIFIER_assert_~cond#1Int|) (or (let ((.cse0 (mod (+ |ULTIMATE.start_ULTIMATE.start_main_~i~0#1Int| 1) 4294967296))) (and (= (mod (+ 3 |ULTIMATE.start_ULTIMATE.start_main_~k~0#1Int|) 4294967296) (mod (* 3 .cse0) 4294967296)) (= (mod (+ |ULTIMATE.start_ULTIMATE.start_main_~j~0#1Int| 2) 4294967296) (mod (* 2 .cse0) 4294967296)))) (<= 268435455 |ULTIMATE.start_ULTIMATE.start_main_~k~0#1Int|))) (and (= |ULTIMATE.start_ULTIMATE.start_main_~j~0#1Int| 0) (= |ULTIMATE.start_ULTIMATE.start_main_~i~0#1Int| 0) (= |ULTIMATE.start_ULTIMATE.start_main_~k~0#1Int| 0))) [2022-01-11 02:01:39,162 INFO L858 garLoopResultBuilder]: For program point L15(lines 15 28) no Hoare annotation was computed. [2022-01-11 02:01:39,162 INFO L858 garLoopResultBuilder]: For program point L9(lines 9 11) no Hoare annotation was computed. [2022-01-11 02:01:39,162 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-01-11 02:01:39,162 INFO L858 garLoopResultBuilder]: For program point L10(line 10) no Hoare annotation was computed. [2022-01-11 02:01:39,162 INFO L854 garLoopResultBuilder]: At program point L9-2(lines 7 13) the Hoare annotation is: (and (<= 1 |ULTIMATE.start_ULTIMATE.start___VERIFIER_assert_~cond#1Int|) (or (let ((.cse0 (mod (+ |ULTIMATE.start_ULTIMATE.start_main_~i~0#1Int| 1) 4294967296))) (and (= (mod (+ 3 |ULTIMATE.start_ULTIMATE.start_main_~k~0#1Int|) 4294967296) (mod (* 3 .cse0) 4294967296)) (= (mod (+ |ULTIMATE.start_ULTIMATE.start_main_~j~0#1Int| 2) 4294967296) (mod (* 2 .cse0) 4294967296)))) (<= 268435455 |ULTIMATE.start_ULTIMATE.start_main_~k~0#1Int|))) [2022-01-11 02:01:39,163 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-01-11 02:01:39,163 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 10) no Hoare annotation was computed. [2022-01-11 02:01:39,167 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1] [2022-01-11 02:01:39,168 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2022-01-11 02:01:39,187 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.01 02:01:39 BasicIcfg [2022-01-11 02:01:39,187 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-01-11 02:01:39,188 INFO L158 Benchmark]: Toolchain (without parser) took 3901.55ms. Allocated memory was 179.3MB in the beginning and 256.9MB in the end (delta: 77.6MB). Free memory was 121.3MB in the beginning and 107.9MB in the end (delta: 13.4MB). Peak memory consumption was 90.0MB. Max. memory is 8.0GB. [2022-01-11 02:01:39,201 INFO L158 Benchmark]: CDTParser took 0.09ms. Allocated memory is still 179.3MB. Free memory is still 137.3MB. There was no memory consumed. Max. memory is 8.0GB. [2022-01-11 02:01:39,202 INFO L158 Benchmark]: CACSL2BoogieTranslator took 201.31ms. Allocated memory was 179.3MB in the beginning and 256.9MB in the end (delta: 77.6MB). Free memory was 121.1MB in the beginning and 231.2MB in the end (delta: -110.1MB). Peak memory consumption was 8.2MB. Max. memory is 8.0GB. [2022-01-11 02:01:39,202 INFO L158 Benchmark]: Boogie Procedure Inliner took 25.02ms. Allocated memory is still 256.9MB. Free memory was 231.2MB in the beginning and 229.6MB in the end (delta: 1.6MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2022-01-11 02:01:39,202 INFO L158 Benchmark]: Boogie Preprocessor took 24.77ms. Allocated memory is still 256.9MB. Free memory was 229.6MB in the beginning and 228.5MB in the end (delta: 1.0MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2022-01-11 02:01:39,203 INFO L158 Benchmark]: RCFGBuilder took 234.35ms. Allocated memory is still 256.9MB. Free memory was 228.5MB in the beginning and 218.5MB in the end (delta: 10.0MB). Peak memory consumption was 10.5MB. Max. memory is 8.0GB. [2022-01-11 02:01:39,203 INFO L158 Benchmark]: IcfgTransformer took 54.32ms. Allocated memory is still 256.9MB. Free memory was 218.5MB in the beginning and 216.0MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-01-11 02:01:39,203 INFO L158 Benchmark]: TraceAbstraction took 3356.76ms. Allocated memory is still 256.9MB. Free memory was 215.4MB in the beginning and 107.9MB in the end (delta: 107.5MB). Peak memory consumption was 107.0MB. Max. memory is 8.0GB. [2022-01-11 02:01:39,205 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.09ms. Allocated memory is still 179.3MB. Free memory is still 137.3MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 201.31ms. Allocated memory was 179.3MB in the beginning and 256.9MB in the end (delta: 77.6MB). Free memory was 121.1MB in the beginning and 231.2MB in the end (delta: -110.1MB). Peak memory consumption was 8.2MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 25.02ms. Allocated memory is still 256.9MB. Free memory was 231.2MB in the beginning and 229.6MB in the end (delta: 1.6MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * Boogie Preprocessor took 24.77ms. Allocated memory is still 256.9MB. Free memory was 229.6MB in the beginning and 228.5MB in the end (delta: 1.0MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 234.35ms. Allocated memory is still 256.9MB. Free memory was 228.5MB in the beginning and 218.5MB in the end (delta: 10.0MB). Peak memory consumption was 10.5MB. Max. memory is 8.0GB. * IcfgTransformer took 54.32ms. Allocated memory is still 256.9MB. Free memory was 218.5MB in the beginning and 216.0MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * TraceAbstraction took 3356.76ms. Allocated memory is still 256.9MB. Free memory was 215.4MB in the beginning and 107.9MB in the end (delta: 107.5MB). Peak memory consumption was 107.0MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 10]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 10 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 3.3s, OverallIterations: 2, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.1s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 15 SdHoareTripleChecker+Valid, 0.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 15 mSDsluCounter, 28 SdHoareTripleChecker+Invalid, 0.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 16 mSDsCounter, 7 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 17 IncrementalHoareTripleChecker+Invalid, 24 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 7 mSolverCounterUnsat, 12 mSDtfsCounter, 17 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 26 GetRequests, 12 SyntacticMatches, 1 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27 ImplicationChecksByTransitivity, 0.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=10occurred in iteration=0, InterpolantAutomatonStates: 9, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 2 LocationsWithAnnotation, 2 PreInvPairs, 7 NumberOfFragments, 89 HoareAnnotationTreeSize, 2 FomulaSimplifications, 6 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 2 FomulaSimplificationsInter, 48 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 2.2s InterpolantComputationTime, 21 NumberOfCodeBlocks, 21 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 25 ConstructedInterpolants, 0 QuantifiedInterpolants, 421 SizeOfPredicates, 6 NumberOfNonLiveVariables, 112 ConjunctsInSsa, 34 ConjunctsInUnsatCore, 4 InterpolantComputations, 1 PerfectInterpolantSequences, 1/6 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 7]: Loop Invariant Derived loop invariant: ~bvule32(1bv32, cond) && ((~bvadd16(~zero_extendFrom32To33(j), 2bv33)[31:0] == ~bvmul32(2bv33, ~zero_extendFrom32To33(~bvadd16(~zero_extendFrom32To33(i), 1bv33)[31:0]))[31:0] && ~bvadd16(3bv33, ~zero_extendFrom32To33(k))[31:0] == ~bvmul32(3bv64, ~zero_extendFrom32To64(~bvadd16(~zero_extendFrom32To33(i), 1bv33)[31:0]))[31:0]) || ~bvule32(268435455bv32, k)) - InvariantResult [Line: 21]: Loop Invariant Derived loop invariant: (~bvule32(1bv32, cond) && ((~bvadd16(~zero_extendFrom32To33(j), 2bv33)[31:0] == ~bvmul32(2bv33, ~zero_extendFrom32To33(~bvadd16(~zero_extendFrom32To33(i), 1bv33)[31:0]))[31:0] && ~bvadd16(3bv33, ~zero_extendFrom32To33(k))[31:0] == ~bvmul32(3bv64, ~zero_extendFrom32To64(~bvadd16(~zero_extendFrom32To33(i), 1bv33)[31:0]))[31:0]) || ~bvule32(268435455bv32, k))) || ((k == 0bv32 && i == 0bv32) && j == 0bv32) RESULT: Ultimate proved your program to be correct! [2022-01-11 02:01:39,227 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request...