/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/AutomizerC.xml -s ../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationJordan_32.epf -i ../../../trunk/examples/svcomp/loops/bubble_sort-1.c -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-34549b5 [2022-04-06 14:19:06,320 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-04-06 14:19:06,321 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-04-06 14:19:06,354 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2022-04-06 14:19:06,368 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-04-06 14:19:06,369 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-04-06 14:19:06,370 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-04-06 14:19:06,372 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-04-06 14:19:06,372 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-04-06 14:19:06,373 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-04-06 14:19:06,375 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-04-06 14:19:06,378 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-04-06 14:19:06,395 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-04-06 14:19:06,397 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-04-06 14:19:06,397 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-04-06 14:19:06,398 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-04-06 14:19:06,398 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-04-06 14:19:06,403 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2022-04-06 14:19:06,408 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-04-06 14:19:06,408 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-04-06 14:19:06,409 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-04-06 14:19:06,410 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationJordan_32.epf [2022-04-06 14:19:06,416 INFO L113 SettingsManager]: Loading preferences was successful [2022-04-06 14:19:06,417 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-04-06 14:19:06,417 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-04-06 14:19:06,418 INFO L138 SettingsManager]: * sizeof long=4 [2022-04-06 14:19:06,418 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-04-06 14:19:06,418 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-04-06 14:19:06,418 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-04-06 14:19:06,418 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-04-06 14:19:06,418 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-04-06 14:19:06,431 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-04-06 14:19:06,431 INFO L138 SettingsManager]: * sizeof long double=12 [2022-04-06 14:19:06,431 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-04-06 14:19:06,432 INFO L138 SettingsManager]: * Use constant arrays=true [2022-04-06 14:19:06,432 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-04-06 14:19:06,432 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-04-06 14:19:06,432 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-04-06 14:19:06,432 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-04-06 14:19:06,432 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-04-06 14:19:06,432 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-04-06 14:19:06,432 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-04-06 14:19:06,432 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=Craig_NestedInterpolation [2022-04-06 14:19:06,432 INFO L138 SettingsManager]: * Trace refinement strategy=ACCELERATED_INTERPOLATION [2022-04-06 14:19:06,432 INFO L138 SettingsManager]: * Trace refinement strategy used in Accelerated Interpolation=CAMEL [2022-04-06 14:19:06,433 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-04-06 14:19:06,433 INFO L138 SettingsManager]: * Loop acceleration method that is used by accelerated interpolation=JORDAN [2022-04-06 14:19:06,433 INFO L138 SettingsManager]: * Use separate solver for trace checks=false 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.core: Log level for class -> de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=WARN; [2022-04-06 14:19:06,631 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-04-06 14:19:06,655 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-04-06 14:19:06,657 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-04-06 14:19:06,657 INFO L271 PluginConnector]: Initializing CDTParser... [2022-04-06 14:19:06,658 INFO L275 PluginConnector]: CDTParser initialized [2022-04-06 14:19:06,658 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loops/bubble_sort-1.c [2022-04-06 14:19:06,698 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/af425c606/e7794b90f3144d90b62780cc9b0fd4bb/FLAG19dd731e9 [2022-04-06 14:19:07,038 INFO L306 CDTParser]: Found 1 translation units. [2022-04-06 14:19:07,039 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loops/bubble_sort-1.c [2022-04-06 14:19:07,043 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/af425c606/e7794b90f3144d90b62780cc9b0fd4bb/FLAG19dd731e9 [2022-04-06 14:19:07,055 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/af425c606/e7794b90f3144d90b62780cc9b0fd4bb [2022-04-06 14:19:07,057 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-04-06 14:19:07,058 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2022-04-06 14:19:07,060 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-04-06 14:19:07,060 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-04-06 14:19:07,063 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-04-06 14:19:07,063 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.04 02:19:07" (1/1) ... [2022-04-06 14:19:07,064 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c62932f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 02:19:07, skipping insertion in model container [2022-04-06 14:19:07,064 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.04 02:19:07" (1/1) ... [2022-04-06 14:19:07,069 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-04-06 14:19:07,081 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-04-06 14:19:07,242 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/loops/bubble_sort-1.c[325,338] [2022-04-06 14:19:07,270 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-04-06 14:19:07,281 INFO L203 MainTranslator]: Completed pre-run [2022-04-06 14:19:07,288 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/loops/bubble_sort-1.c[325,338] [2022-04-06 14:19:07,303 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-04-06 14:19:07,312 INFO L208 MainTranslator]: Completed translation [2022-04-06 14:19:07,312 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 02:19:07 WrapperNode [2022-04-06 14:19:07,312 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-04-06 14:19:07,313 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-04-06 14:19:07,313 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-04-06 14:19:07,313 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-04-06 14:19:07,321 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 02:19:07" (1/1) ... [2022-04-06 14:19:07,321 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 02:19:07" (1/1) ... [2022-04-06 14:19:07,340 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 02:19:07" (1/1) ... [2022-04-06 14:19:07,340 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 02:19:07" (1/1) ... [2022-04-06 14:19:07,346 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 02:19:07" (1/1) ... [2022-04-06 14:19:07,350 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 02:19:07" (1/1) ... [2022-04-06 14:19:07,357 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 02:19:07" (1/1) ... [2022-04-06 14:19:07,358 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-04-06 14:19:07,359 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-04-06 14:19:07,359 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-04-06 14:19:07,359 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-04-06 14:19:07,369 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 02:19:07" (1/1) ... [2022-04-06 14:19:07,373 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-04-06 14:19:07,382 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-06 14:19:07,401 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) [2022-04-06 14:19:07,407 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 [2022-04-06 14:19:07,453 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2022-04-06 14:19:07,453 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-04-06 14:19:07,453 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2022-04-06 14:19:07,454 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-04-06 14:19:07,454 INFO L138 BoogieDeclarations]: Found implementation of procedure bubblesort [2022-04-06 14:19:07,454 INFO L138 BoogieDeclarations]: Found implementation of procedure bubblesort1 [2022-04-06 14:19:07,454 INFO L138 BoogieDeclarations]: Found implementation of procedure q1 [2022-04-06 14:19:07,455 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2022-04-06 14:19:07,455 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2022-04-06 14:19:07,455 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2022-04-06 14:19:07,455 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2022-04-06 14:19:07,456 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-04-06 14:19:07,456 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-04-06 14:19:07,457 INFO L130 BoogieDeclarations]: Found specification of procedure bubblesort [2022-04-06 14:19:07,457 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-04-06 14:19:07,457 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-04-06 14:19:07,457 INFO L130 BoogieDeclarations]: Found specification of procedure bubblesort1 [2022-04-06 14:19:07,457 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2022-04-06 14:19:07,457 INFO L130 BoogieDeclarations]: Found specification of procedure q1 [2022-04-06 14:19:07,457 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-04-06 14:19:07,461 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-04-06 14:19:07,461 INFO L130 BoogieDeclarations]: Found specification of procedure main [2022-04-06 14:19:07,461 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2022-04-06 14:19:07,461 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-04-06 14:19:07,462 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-04-06 14:19:07,561 INFO L234 CfgBuilder]: Building ICFG [2022-04-06 14:19:07,562 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-04-06 14:19:07,798 INFO L275 CfgBuilder]: Performing block encoding [2022-04-06 14:19:07,802 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-04-06 14:19:07,802 INFO L299 CfgBuilder]: Removed 8 assume(true) statements. [2022-04-06 14:19:07,803 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.04 02:19:07 BoogieIcfgContainer [2022-04-06 14:19:07,803 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-04-06 14:19:07,804 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-04-06 14:19:07,804 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-04-06 14:19:07,811 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-04-06 14:19:07,811 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.04 02:19:07" (1/3) ... [2022-04-06 14:19:07,812 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@9a851b1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.04 02:19:07, skipping insertion in model container [2022-04-06 14:19:07,812 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 02:19:07" (2/3) ... [2022-04-06 14:19:07,812 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@9a851b1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.04 02:19:07, skipping insertion in model container [2022-04-06 14:19:07,813 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.04 02:19:07" (3/3) ... [2022-04-06 14:19:07,813 INFO L111 eAbstractionObserver]: Analyzing ICFG bubble_sort-1.c [2022-04-06 14:19:07,816 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2022-04-06 14:19:07,817 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-04-06 14:19:07,854 INFO L339 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-04-06 14:19:07,861 INFO L340 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=Craig_NestedInterpolation, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=All, 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 [2022-04-06 14:19:07,862 INFO L341 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-04-06 14:19:07,874 INFO L276 IsEmpty]: Start isEmpty. Operand has 40 states, 31 states have (on average 1.5806451612903225) internal successors, (49), 31 states have internal predecessors, (49), 4 states have call successors, (4), 4 states have call predecessors, (4), 4 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) [2022-04-06 14:19:07,880 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-06 14:19:07,882 INFO L788 garLoopResultBuilder]: Registering result SAFE for location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-04-06 14:19:07,887 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 40 states, 31 states have (on average 1.5806451612903225) internal successors, (49), 31 states have internal predecessors, (49), 4 states have call successors, (4), 4 states have call predecessors, (4), 4 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) [2022-04-06 14:19:07,931 INFO L882 garLoopResultBuilder]: For program point reach_errorEXIT(line 3) no Hoare annotation was computed. [2022-04-06 14:19:07,931 INFO L882 garLoopResultBuilder]: For program point reach_errorENTRY(line 3) no Hoare annotation was computed. [2022-04-06 14:19:07,931 INFO L882 garLoopResultBuilder]: For program point reach_errorFINAL(line 3) no Hoare annotation was computed. [2022-04-06 14:19:07,931 INFO L885 garLoopResultBuilder]: At program point L25(lines 25 30) the Hoare annotation is: true [2022-04-06 14:19:07,932 INFO L885 garLoopResultBuilder]: At program point L23(lines 23 31) the Hoare annotation is: true [2022-04-06 14:19:07,932 INFO L885 garLoopResultBuilder]: At program point bubblesortEXIT(lines 14 34) the Hoare annotation is: true [2022-04-06 14:19:07,933 INFO L885 garLoopResultBuilder]: At program point bubblesortENTRY(lines 14 34) the Hoare annotation is: true [2022-04-06 14:19:07,933 INFO L885 garLoopResultBuilder]: At program point L20-2(lines 20 32) the Hoare annotation is: true [2022-04-06 14:19:07,933 INFO L885 garLoopResultBuilder]: At program point L20-3(lines 20 32) the Hoare annotation is: true [2022-04-06 14:19:07,934 INFO L885 garLoopResultBuilder]: At program point L18-2(lines 18 33) the Hoare annotation is: true [2022-04-06 14:19:07,934 INFO L885 garLoopResultBuilder]: At program point L18-3(lines 18 33) the Hoare annotation is: true [2022-04-06 14:19:07,934 INFO L885 garLoopResultBuilder]: At program point L18-4(lines 14 34) the Hoare annotation is: true [2022-04-06 14:19:07,934 INFO L885 garLoopResultBuilder]: At program point L56(lines 56 57) the Hoare annotation is: true [2022-04-06 14:19:07,934 INFO L885 garLoopResultBuilder]: At program point L85(line 85) the Hoare annotation is: true [2022-04-06 14:19:07,934 INFO L885 garLoopResultBuilder]: At program point L85-1(line 85) the Hoare annotation is: true [2022-04-06 14:19:07,935 INFO L885 garLoopResultBuilder]: At program point L73(line 73) the Hoare annotation is: true [2022-04-06 14:19:07,935 INFO L885 garLoopResultBuilder]: At program point L69(line 69) the Hoare annotation is: true [2022-04-06 14:19:07,935 INFO L885 garLoopResultBuilder]: At program point L65(line 65) the Hoare annotation is: true [2022-04-06 14:19:07,935 INFO L885 garLoopResultBuilder]: At program point L74-2(line 74) the Hoare annotation is: true [2022-04-06 14:19:07,935 INFO L885 garLoopResultBuilder]: At program point L74-3(line 74) the Hoare annotation is: true [2022-04-06 14:19:07,936 INFO L885 garLoopResultBuilder]: At program point L74-4(line 74) the Hoare annotation is: true [2022-04-06 14:19:07,936 INFO L885 garLoopResultBuilder]: At program point L70-2(line 70) the Hoare annotation is: true [2022-04-06 14:19:07,937 INFO L885 garLoopResultBuilder]: At program point L70-3(line 70) the Hoare annotation is: true [2022-04-06 14:19:07,937 INFO L885 garLoopResultBuilder]: At program point q1ENTRY(lines 54 87) the Hoare annotation is: true [2022-04-06 14:19:07,937 INFO L885 garLoopResultBuilder]: At program point L66-2(line 66) the Hoare annotation is: true [2022-04-06 14:19:07,937 INFO L885 garLoopResultBuilder]: At program point L66-3(line 66) the Hoare annotation is: true [2022-04-06 14:19:07,937 INFO L885 garLoopResultBuilder]: At program point q1FINAL(lines 54 87) the Hoare annotation is: true [2022-04-06 14:19:07,937 INFO L885 garLoopResultBuilder]: At program point q1EXIT(lines 54 87) the Hoare annotation is: true [2022-04-06 14:19:07,938 INFO L885 garLoopResultBuilder]: At program point L63(lines 63 83) the Hoare annotation is: true [2022-04-06 14:19:07,938 INFO L885 garLoopResultBuilder]: At program point L76-2(lines 76 81) the Hoare annotation is: true [2022-04-06 14:19:07,938 INFO L885 garLoopResultBuilder]: At program point L76-3(lines 76 81) the Hoare annotation is: true [2022-04-06 14:19:07,938 INFO L882 garLoopResultBuilder]: For program point bubblesort1ENTRY(lines 36 52) no Hoare annotation was computed. [2022-04-06 14:19:07,938 INFO L882 garLoopResultBuilder]: For program point L40-2(lines 40 51) no Hoare annotation was computed. [2022-04-06 14:19:07,938 INFO L882 garLoopResultBuilder]: For program point L40-3(lines 40 51) no Hoare annotation was computed. [2022-04-06 14:19:07,939 INFO L882 garLoopResultBuilder]: For program point L40-4(lines 36 52) no Hoare annotation was computed. [2022-04-06 14:19:07,939 INFO L882 garLoopResultBuilder]: For program point bubblesort1EXIT(lines 36 52) no Hoare annotation was computed. [2022-04-06 14:19:07,939 INFO L882 garLoopResultBuilder]: For program point L45-1(line 45) no Hoare annotation was computed. [2022-04-06 14:19:07,939 INFO L882 garLoopResultBuilder]: For program point L45-3(lines 45 49) no Hoare annotation was computed. [2022-04-06 14:19:07,939 INFO L882 garLoopResultBuilder]: For program point L45-5(lines 45 49) no Hoare annotation was computed. [2022-04-06 14:19:07,939 INFO L882 garLoopResultBuilder]: For program point L45-6(lines 45 49) no Hoare annotation was computed. [2022-04-06 14:19:07,939 INFO L885 garLoopResultBuilder]: At program point mainENTRY(lines 89 95) the Hoare annotation is: true [2022-04-06 14:19:07,939 INFO L885 garLoopResultBuilder]: At program point mainFINAL(lines 89 95) the Hoare annotation is: true [2022-04-06 14:19:07,939 INFO L885 garLoopResultBuilder]: At program point L91(line 91) the Hoare annotation is: true [2022-04-06 14:19:07,939 INFO L885 garLoopResultBuilder]: At program point L91-1(line 91) the Hoare annotation is: true [2022-04-06 14:19:07,940 INFO L885 garLoopResultBuilder]: At program point mainEXIT(lines 89 95) the Hoare annotation is: true [2022-04-06 14:19:07,940 INFO L885 garLoopResultBuilder]: At program point ULTIMATE.initFINAL(line -1) the Hoare annotation is: true [2022-04-06 14:19:07,940 INFO L885 garLoopResultBuilder]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2022-04-06 14:19:07,940 INFO L885 garLoopResultBuilder]: At program point ULTIMATE.initEXIT(line -1) the Hoare annotation is: true [2022-04-06 14:19:07,940 INFO L885 garLoopResultBuilder]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2022-04-06 14:19:07,940 INFO L885 garLoopResultBuilder]: At program point L-1(line -1) the Hoare annotation is: true [2022-04-06 14:19:07,940 INFO L885 garLoopResultBuilder]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2022-04-06 14:19:07,940 INFO L885 garLoopResultBuilder]: At program point ULTIMATE.startFINAL(line -1) the Hoare annotation is: true [2022-04-06 14:19:07,941 INFO L882 garLoopResultBuilder]: For program point __VERIFIER_assertENTRY(lines 5 10) no Hoare annotation was computed. [2022-04-06 14:19:07,941 INFO L882 garLoopResultBuilder]: For program point __VERIFIER_assertEXIT(lines 5 10) no Hoare annotation was computed. [2022-04-06 14:19:07,941 INFO L882 garLoopResultBuilder]: For program point L7(line 7) no Hoare annotation was computed. [2022-04-06 14:19:07,941 INFO L882 garLoopResultBuilder]: For program point L6(lines 6 8) no Hoare annotation was computed. [2022-04-06 14:19:07,941 INFO L882 garLoopResultBuilder]: For program point L6-2(lines 5 10) no Hoare annotation was computed. [2022-04-06 14:19:07,942 INFO L882 garLoopResultBuilder]: For program point __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION(line 7) no Hoare annotation was computed. [2022-04-06 14:19:07,945 INFO L719 BasicCegarLoop]: Path program histogram: [] [2022-04-06 14:19:07,945 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-04-06 14:19:07,951 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.04 02:19:07 BoogieIcfgContainer [2022-04-06 14:19:07,952 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-04-06 14:19:07,953 INFO L158 Benchmark]: Toolchain (without parser) took 893.75ms. Allocated memory was 164.6MB in the beginning and 208.7MB in the end (delta: 44.0MB). Free memory was 111.4MB in the beginning and 155.3MB in the end (delta: -43.8MB). There was no memory consumed. Max. memory is 8.0GB. [2022-04-06 14:19:07,956 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 164.6MB. Free memory was 127.7MB in the beginning and 127.5MB in the end (delta: 136.4kB). There was no memory consumed. Max. memory is 8.0GB. [2022-04-06 14:19:07,957 INFO L158 Benchmark]: CACSL2BoogieTranslator took 252.05ms. Allocated memory was 164.6MB in the beginning and 208.7MB in the end (delta: 44.0MB). Free memory was 111.2MB in the beginning and 184.1MB in the end (delta: -72.9MB). Peak memory consumption was 11.0MB. Max. memory is 8.0GB. [2022-04-06 14:19:07,957 INFO L158 Benchmark]: Boogie Preprocessor took 45.70ms. Allocated memory is still 208.7MB. Free memory was 184.1MB in the beginning and 182.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-04-06 14:19:07,958 INFO L158 Benchmark]: RCFGBuilder took 444.03ms. Allocated memory is still 208.7MB. Free memory was 182.0MB in the beginning and 166.8MB in the end (delta: 15.2MB). Peak memory consumption was 14.7MB. Max. memory is 8.0GB. [2022-04-06 14:19:07,958 INFO L158 Benchmark]: TraceAbstraction took 147.32ms. Allocated memory is still 208.7MB. Free memory was 166.3MB in the beginning and 155.3MB in the end (delta: 11.0MB). Peak memory consumption was 10.5MB. Max. memory is 8.0GB. [2022-04-06 14:19:07,962 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10ms. Allocated memory is still 164.6MB. Free memory was 127.7MB in the beginning and 127.5MB in the end (delta: 136.4kB). There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 252.05ms. Allocated memory was 164.6MB in the beginning and 208.7MB in the end (delta: 44.0MB). Free memory was 111.2MB in the beginning and 184.1MB in the end (delta: -72.9MB). Peak memory consumption was 11.0MB. Max. memory is 8.0GB. * Boogie Preprocessor took 45.70ms. Allocated memory is still 208.7MB. Free memory was 184.1MB in the beginning and 182.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 444.03ms. Allocated memory is still 208.7MB. Free memory was 182.0MB in the beginning and 166.8MB in the end (delta: 15.2MB). Peak memory consumption was 14.7MB. Max. memory is 8.0GB. * TraceAbstraction took 147.32ms. Allocated memory is still 208.7MB. Free memory was 166.3MB in the beginning and 155.3MB in the end (delta: 11.0MB). Peak memory consumption was 10.5MB. 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: 7]: 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 8 procedures, 58 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.1s, OverallIterations: 0, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=40occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 40 LocationsWithAnnotation, 40 PreInvPairs, 40 NumberOfFragments, 40 HoareAnnotationTreeSize, 40 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 40 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 70]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 20]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 18]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 74]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 76]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 63]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 66]: Loop Invariant Derived loop invariant: 1 - ProcedureContractResult [Line: 14]: Procedure Contract for bubblesort Derived contract for procedure bubblesort: 1 - ProcedureContractResult [Line: 54]: Procedure Contract for q1 Derived contract for procedure q1: 1 - ProcedureContractResult [Line: 89]: Procedure Contract for main Derived contract for procedure main: 1 RESULT: Ultimate proved your program to be correct! [2022-04-06 14:19:08,001 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...