/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.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/array-examples/sanfoundry_43_ground.i -------------------------------------------------------------------------------- This is Ultimate 0.2.0-b8ad66e [2020-10-23 18:41:32,299 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-23 18:41:32,304 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-23 18:41:32,359 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-23 18:41:32,360 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-23 18:41:32,363 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-23 18:41:32,367 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-23 18:41:32,375 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-23 18:41:32,378 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-23 18:41:32,384 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-23 18:41:32,385 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-23 18:41:32,386 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-23 18:41:32,387 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-23 18:41:32,390 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-23 18:41:32,392 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-23 18:41:32,394 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-23 18:41:32,395 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-23 18:41:32,399 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-23 18:41:32,407 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-23 18:41:32,415 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-23 18:41:32,417 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-23 18:41:32,419 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-23 18:41:32,421 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-23 18:41:32,423 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-23 18:41:32,444 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-10-23 18:41:32,457 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-23 18:41:32,458 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-23 18:41:32,458 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-23 18:41:32,460 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 [2020-10-23 18:41:32,514 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-23 18:41:32,514 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-23 18:41:32,519 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-23 18:41:32,519 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-23 18:41:32,519 INFO L138 SettingsManager]: * Use SBE=true [2020-10-23 18:41:32,520 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-23 18:41:32,520 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-23 18:41:32,520 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-23 18:41:32,520 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-23 18:41:32,521 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-23 18:41:32,522 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-23 18:41:32,522 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-23 18:41:32,522 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-23 18:41:32,522 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-23 18:41:32,522 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-23 18:41:32,523 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-23 18:41:32,523 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-23 18:41:32,523 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-23 18:41:32,523 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-23 18:41:32,523 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-23 18:41:32,524 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-23 18:41:32,524 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-23 18:41:32,524 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-23 18:41:32,524 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-23 18:41:32,525 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-23 18:41:32,525 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-23 18:41:32,525 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-23 18:41:32,525 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-23 18:41:32,525 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-23 18:41:32,526 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2020-10-23 18:41:32,910 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-23 18:41:32,944 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-23 18:41:32,948 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-23 18:41:32,950 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-23 18:41:32,950 INFO L275 PluginConnector]: CDTParser initialized [2020-10-23 18:41:32,952 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/array-examples/sanfoundry_43_ground.i [2020-10-23 18:41:33,035 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/18ef4aa5a/073541aa1ba84c84bda23cc8322017d2/FLAG9e17f406c [2020-10-23 18:41:33,636 INFO L306 CDTParser]: Found 1 translation units. [2020-10-23 18:41:33,637 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/array-examples/sanfoundry_43_ground.i [2020-10-23 18:41:33,645 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/18ef4aa5a/073541aa1ba84c84bda23cc8322017d2/FLAG9e17f406c [2020-10-23 18:41:33,980 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/18ef4aa5a/073541aa1ba84c84bda23cc8322017d2 [2020-10-23 18:41:33,996 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-23 18:41:34,005 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-23 18:41:34,011 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-23 18:41:34,011 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-23 18:41:34,015 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-23 18:41:34,016 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.10 06:41:33" (1/1) ... [2020-10-23 18:41:34,025 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@452b00c6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 06:41:34, skipping insertion in model container [2020-10-23 18:41:34,025 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.10 06:41:33" (1/1) ... [2020-10-23 18:41:34,034 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-23 18:41:34,055 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-23 18:41:34,256 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-23 18:41:34,265 INFO L203 MainTranslator]: Completed pre-run [2020-10-23 18:41:34,288 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-23 18:41:34,306 INFO L208 MainTranslator]: Completed translation [2020-10-23 18:41:34,307 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 06:41:34 WrapperNode [2020-10-23 18:41:34,307 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-23 18:41:34,308 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-23 18:41:34,308 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-23 18:41:34,309 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-23 18:41:34,325 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 06:41:34" (1/1) ... [2020-10-23 18:41:34,328 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 06:41:34" (1/1) ... [2020-10-23 18:41:34,339 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 06:41:34" (1/1) ... [2020-10-23 18:41:34,340 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 06:41:34" (1/1) ... [2020-10-23 18:41:34,358 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 06:41:34" (1/1) ... [2020-10-23 18:41:34,366 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 06:41:34" (1/1) ... [2020-10-23 18:41:34,380 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 06:41:34" (1/1) ... [2020-10-23 18:41:34,388 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-23 18:41:34,389 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-23 18:41:34,389 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-23 18:41:34,389 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-23 18:41:34,393 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 06:41:34" (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 [2020-10-23 18:41:34,480 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-23 18:41:34,480 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-23 18:41:34,481 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-23 18:41:34,482 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2020-10-23 18:41:34,482 INFO L138 BoogieDeclarations]: Found implementation of procedure incrementArray [2020-10-23 18:41:34,482 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-23 18:41:34,482 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-23 18:41:34,483 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-23 18:41:34,484 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_perror_fail [2020-10-23 18:41:34,484 INFO L130 BoogieDeclarations]: Found specification of procedure __assert [2020-10-23 18:41:34,485 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-23 18:41:34,485 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-23 18:41:34,485 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2020-10-23 18:41:34,487 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-23 18:41:34,487 INFO L130 BoogieDeclarations]: Found specification of procedure incrementArray [2020-10-23 18:41:34,488 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-23 18:41:34,488 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-23 18:41:34,489 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-23 18:41:34,489 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-23 18:41:34,489 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-23 18:41:34,489 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-23 18:41:34,489 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-23 18:41:35,014 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-23 18:41:35,014 INFO L298 CfgBuilder]: Removed 3 assume(true) statements. [2020-10-23 18:41:35,016 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.10 06:41:35 BoogieIcfgContainer [2020-10-23 18:41:35,016 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-23 18:41:35,018 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-23 18:41:35,018 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-23 18:41:35,022 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-23 18:41:35,022 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.10 06:41:33" (1/3) ... [2020-10-23 18:41:35,023 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3283077f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.10 06:41:35, skipping insertion in model container [2020-10-23 18:41:35,024 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 06:41:34" (2/3) ... [2020-10-23 18:41:35,024 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3283077f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.10 06:41:35, skipping insertion in model container [2020-10-23 18:41:35,024 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.10 06:41:35" (3/3) ... [2020-10-23 18:41:35,026 INFO L111 eAbstractionObserver]: Analyzing ICFG sanfoundry_43_ground.i [2020-10-23 18:41:35,040 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-10-23 18:41:35,046 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-23 18:41:35,061 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-23 18:41:35,092 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-23 18:41:35,092 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-23 18:41:35,092 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-10-23 18:41:35,093 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-23 18:41:35,093 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-23 18:41:35,093 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-23 18:41:35,093 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-23 18:41:35,093 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-23 18:41:35,110 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states. [2020-10-23 18:41:35,116 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-23 18:41:35,122 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 22 states. [2020-10-23 18:41:35,205 INFO L274 CegarLoopResult]: For program point reach_errorEXIT(line 12) no Hoare annotation was computed. [2020-10-23 18:41:35,206 INFO L274 CegarLoopResult]: For program point reach_errorENTRY(line 12) no Hoare annotation was computed. [2020-10-23 18:41:35,206 INFO L274 CegarLoopResult]: For program point L12-1(line 12) no Hoare annotation was computed. [2020-10-23 18:41:35,206 INFO L274 CegarLoopResult]: For program point L12-2(line 12) no Hoare annotation was computed. [2020-10-23 18:41:35,206 INFO L274 CegarLoopResult]: For program point reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 12) no Hoare annotation was computed. [2020-10-23 18:41:35,207 INFO L274 CegarLoopResult]: For program point L19-2(lines 19 21) no Hoare annotation was computed. [2020-10-23 18:41:35,207 INFO L277 CegarLoopResult]: At program point L19-3(lines 19 21) the Hoare annotation is: true [2020-10-23 18:41:35,207 INFO L274 CegarLoopResult]: For program point L19-4(lines 16 22) no Hoare annotation was computed. [2020-10-23 18:41:35,207 INFO L277 CegarLoopResult]: At program point incrementArrayENTRY(lines 16 22) the Hoare annotation is: true [2020-10-23 18:41:35,207 INFO L274 CegarLoopResult]: For program point incrementArrayEXIT(lines 16 22) no Hoare annotation was computed. [2020-10-23 18:41:35,208 INFO L274 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-23 18:41:35,208 INFO L277 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2020-10-23 18:41:35,208 INFO L274 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-23 18:41:35,208 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-23 18:41:35,208 INFO L277 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: true [2020-10-23 18:41:35,208 INFO L277 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-23 18:41:35,208 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-23 18:41:35,209 INFO L274 CegarLoopResult]: For program point mainEXIT(lines 23 38) no Hoare annotation was computed. [2020-10-23 18:41:35,209 INFO L274 CegarLoopResult]: For program point mainFINAL(lines 23 38) no Hoare annotation was computed. [2020-10-23 18:41:35,209 INFO L274 CegarLoopResult]: For program point L32(line 32) no Hoare annotation was computed. [2020-10-23 18:41:35,209 INFO L274 CegarLoopResult]: For program point L34-2(lines 34 36) no Hoare annotation was computed. [2020-10-23 18:41:35,209 INFO L277 CegarLoopResult]: At program point L34-3(lines 34 36) the Hoare annotation is: true [2020-10-23 18:41:35,209 INFO L274 CegarLoopResult]: For program point L34-4(lines 34 36) no Hoare annotation was computed. [2020-10-23 18:41:35,210 INFO L277 CegarLoopResult]: At program point mainENTRY(lines 23 38) the Hoare annotation is: true [2020-10-23 18:41:35,210 INFO L274 CegarLoopResult]: For program point L28-2(lines 28 30) no Hoare annotation was computed. [2020-10-23 18:41:35,210 INFO L277 CegarLoopResult]: At program point L28-3(lines 28 30) the Hoare annotation is: true [2020-10-23 18:41:35,210 INFO L277 CegarLoopResult]: At program point L28-4(lines 28 30) the Hoare annotation is: true [2020-10-23 18:41:35,210 INFO L274 CegarLoopResult]: For program point __VERIFIER_assertENTRY(line 13) no Hoare annotation was computed. [2020-10-23 18:41:35,210 INFO L274 CegarLoopResult]: For program point L13(line 13) no Hoare annotation was computed. [2020-10-23 18:41:35,211 INFO L274 CegarLoopResult]: For program point L13-1(line 13) no Hoare annotation was computed. [2020-10-23 18:41:35,211 INFO L274 CegarLoopResult]: For program point L13-2(line 13) no Hoare annotation was computed. [2020-10-23 18:41:35,211 INFO L274 CegarLoopResult]: For program point __VERIFIER_assertEXIT(line 13) no Hoare annotation was computed. [2020-10-23 18:41:35,211 INFO L274 CegarLoopResult]: For program point L13-4(line 13) no Hoare annotation was computed. [2020-10-23 18:41:35,224 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.10 06:41:35 BoogieIcfgContainer [2020-10-23 18:41:35,224 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-23 18:41:35,227 INFO L168 Benchmark]: Toolchain (without parser) took 1226.28 ms. Allocated memory is still 157.3 MB. Free memory was 132.5 MB in the beginning and 128.0 MB in the end (delta: 4.5 MB). Peak memory consumption was 5.7 MB. Max. memory is 8.0 GB. [2020-10-23 18:41:35,229 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 125.8 MB. Free memory was 99.5 MB in the beginning and 99.4 MB in the end (delta: 120.6 kB). There was no memory consumed. Max. memory is 8.0 GB. [2020-10-23 18:41:35,230 INFO L168 Benchmark]: CACSL2BoogieTranslator took 296.74 ms. Allocated memory is still 157.3 MB. Free memory was 132.0 MB in the beginning and 122.4 MB in the end (delta: 9.5 MB). Peak memory consumption was 9.4 MB. Max. memory is 8.0 GB. [2020-10-23 18:41:35,231 INFO L168 Benchmark]: Boogie Preprocessor took 79.54 ms. Allocated memory is still 157.3 MB. Free memory was 122.4 MB in the beginning and 120.7 MB in the end (delta: 1.7 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2020-10-23 18:41:35,232 INFO L168 Benchmark]: RCFGBuilder took 627.65 ms. Allocated memory is still 157.3 MB. Free memory was 120.7 MB in the beginning and 138.1 MB in the end (delta: -17.4 MB). Peak memory consumption was 16.2 MB. Max. memory is 8.0 GB. [2020-10-23 18:41:35,233 INFO L168 Benchmark]: TraceAbstraction took 206.20 ms. Allocated memory is still 157.3 MB. Free memory was 137.5 MB in the beginning and 128.0 MB in the end (delta: 9.5 MB). Peak memory consumption was 9.4 MB. Max. memory is 8.0 GB. [2020-10-23 18:41:35,238 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 125.8 MB. Free memory was 99.5 MB in the beginning and 99.4 MB in the end (delta: 120.6 kB). There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 296.74 ms. Allocated memory is still 157.3 MB. Free memory was 132.0 MB in the beginning and 122.4 MB in the end (delta: 9.5 MB). Peak memory consumption was 9.4 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 79.54 ms. Allocated memory is still 157.3 MB. Free memory was 122.4 MB in the beginning and 120.7 MB in the end (delta: 1.7 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * RCFGBuilder took 627.65 ms. Allocated memory is still 157.3 MB. Free memory was 120.7 MB in the beginning and 138.1 MB in the end (delta: -17.4 MB). Peak memory consumption was 16.2 MB. Max. memory is 8.0 GB. * TraceAbstraction took 206.20 ms. Allocated memory is still 157.3 MB. Free memory was 137.5 MB in the beginning and 128.0 MB in the end (delta: 9.5 MB). Peak memory consumption was 9.4 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 12]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 28]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 34]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 19]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 6 procedures, 33 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 0.0s, OverallIterations: 0, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=22occurred in iteration=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, 9 LocationsWithAnnotation, 9 PreInvPairs, 9 NumberOfFragments, 9 HoareAnnotationTreeSize, 9 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 9 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...