/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 --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.use.separate.solver.for.trace.checks true -s ../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationFastUPR_32.epf -i ../../../trunk/examples/svcomp/float-benchs/cast_float_union.c -------------------------------------------------------------------------------- This is Ultimate 0.2.1-dev-b7b32d2 [2021-02-22 00:14:37,578 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-02-22 00:14:37,582 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-02-22 00:14:37,618 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-02-22 00:14:37,630 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-02-22 00:14:37,632 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-02-22 00:14:37,633 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-02-22 00:14:37,634 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-02-22 00:14:37,635 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-02-22 00:14:37,636 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-02-22 00:14:37,638 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-02-22 00:14:37,641 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-02-22 00:14:37,643 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-02-22 00:14:37,649 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-02-22 00:14:37,651 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-02-22 00:14:37,652 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-02-22 00:14:37,677 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-02-22 00:14:37,706 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-02-22 00:14:37,707 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-02-22 00:14:37,710 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-02-22 00:14:37,711 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationFastUPR_32.epf [2021-02-22 00:14:37,734 INFO L113 SettingsManager]: Loading preferences was successful [2021-02-22 00:14:37,735 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-02-22 00:14:37,739 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-02-22 00:14:37,740 INFO L138 SettingsManager]: * sizeof long=4 [2021-02-22 00:14:37,740 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-02-22 00:14:37,741 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-02-22 00:14:37,742 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-02-22 00:14:37,742 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-02-22 00:14:37,742 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-02-22 00:14:37,742 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-02-22 00:14:37,742 INFO L138 SettingsManager]: * sizeof long double=12 [2021-02-22 00:14:37,743 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-02-22 00:14:37,743 INFO L138 SettingsManager]: * Use constant arrays=true [2021-02-22 00:14:37,744 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-02-22 00:14:37,744 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-02-22 00:14:37,744 INFO L138 SettingsManager]: * Size of a code block=SingleStatement [2021-02-22 00:14:37,745 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-02-22 00:14:37,745 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-02-22 00:14:37,745 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-02-22 00:14:37,745 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-02-22 00:14:37,745 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=AcceleratedInterpolation [2021-02-22 00:14:37,746 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-02-22 00:14:37,746 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use separate solver for trace checks -> true [2021-02-22 00:14:38,177 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-02-22 00:14:38,202 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-02-22 00:14:38,205 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-02-22 00:14:38,206 INFO L271 PluginConnector]: Initializing CDTParser... [2021-02-22 00:14:38,207 INFO L275 PluginConnector]: CDTParser initialized [2021-02-22 00:14:38,208 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/float-benchs/cast_float_union.c [2021-02-22 00:14:38,275 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a5eaae5cf/0708c0b2c14048378943c832f6d030df/FLAG39633cee2 [2021-02-22 00:14:38,802 INFO L306 CDTParser]: Found 1 translation units. [2021-02-22 00:14:38,802 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/float-benchs/cast_float_union.c [2021-02-22 00:14:38,813 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a5eaae5cf/0708c0b2c14048378943c832f6d030df/FLAG39633cee2 [2021-02-22 00:14:39,130 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a5eaae5cf/0708c0b2c14048378943c832f6d030df [2021-02-22 00:14:39,133 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-02-22 00:14:39,149 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-02-22 00:14:39,152 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-02-22 00:14:39,152 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-02-22 00:14:39,156 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-02-22 00:14:39,157 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.02 12:14:39" (1/1) ... [2021-02-22 00:14:39,159 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1acc66f0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.02 12:14:39, skipping insertion in model container [2021-02-22 00:14:39,159 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.02 12:14:39" (1/1) ... [2021-02-22 00:14:39,169 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-02-22 00:14:39,188 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-02-22 00:14:39,361 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/float-benchs/cast_float_union.c[593,606] [2021-02-22 00:14:39,379 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-02-22 00:14:39,388 INFO L203 MainTranslator]: Completed pre-run [2021-02-22 00:14:39,402 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/float-benchs/cast_float_union.c[593,606] [2021-02-22 00:14:39,412 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-02-22 00:14:39,429 INFO L208 MainTranslator]: Completed translation [2021-02-22 00:14:39,430 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.02 12:14:39 WrapperNode [2021-02-22 00:14:39,430 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-02-22 00:14:39,431 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-02-22 00:14:39,431 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-02-22 00:14:39,431 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-02-22 00:14:39,457 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.02 12:14:39" (1/1) ... [2021-02-22 00:14:39,458 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.02 12:14:39" (1/1) ... [2021-02-22 00:14:39,470 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.02 12:14:39" (1/1) ... [2021-02-22 00:14:39,471 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.02 12:14:39" (1/1) ... [2021-02-22 00:14:39,499 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.02 12:14:39" (1/1) ... [2021-02-22 00:14:39,505 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.02 12:14:39" (1/1) ... [2021-02-22 00:14:39,507 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.02 12:14:39" (1/1) ... [2021-02-22 00:14:39,517 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-02-22 00:14:39,522 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-02-22 00:14:39,522 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-02-22 00:14:39,522 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-02-22 00:14:39,532 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.02 12:14:39" (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 [2021-02-22 00:14:39,678 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2021-02-22 00:14:39,678 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-02-22 00:14:39,679 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2021-02-22 00:14:39,679 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-02-22 00:14:39,680 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-02-22 00:14:39,680 INFO L138 BoogieDeclarations]: Found implementation of procedure cast [2021-02-22 00:14:39,680 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2021-02-22 00:14:39,680 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2021-02-22 00:14:39,681 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2021-02-22 00:14:39,681 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2021-02-22 00:14:39,682 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-02-22 00:14:39,682 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_double [2021-02-22 00:14:39,682 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-02-22 00:14:39,682 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-02-22 00:14:39,683 INFO L130 BoogieDeclarations]: Found specification of procedure cast [2021-02-22 00:14:39,683 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2021-02-22 00:14:39,683 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-02-22 00:14:39,684 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-02-22 00:14:39,684 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-02-22 00:14:39,684 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2021-02-22 00:14:39,685 INFO L130 BoogieDeclarations]: Found specification of procedure main [2021-02-22 00:14:39,686 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2021-02-22 00:14:39,686 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-02-22 00:14:39,686 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-02-22 00:14:40,181 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-02-22 00:14:40,181 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-02-22 00:14:40,183 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.02 12:14:40 BoogieIcfgContainer [2021-02-22 00:14:40,183 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-02-22 00:14:40,185 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-02-22 00:14:40,185 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-02-22 00:14:40,188 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-02-22 00:14:40,188 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.02 12:14:39" (1/3) ... [2021-02-22 00:14:40,189 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@35aba57f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.02 12:14:40, skipping insertion in model container [2021-02-22 00:14:40,189 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.02 12:14:39" (2/3) ... [2021-02-22 00:14:40,190 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@35aba57f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.02 12:14:40, skipping insertion in model container [2021-02-22 00:14:40,190 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.02 12:14:40" (3/3) ... [2021-02-22 00:14:40,191 INFO L111 eAbstractionObserver]: Analyzing ICFG cast_float_union.c [2021-02-22 00:14:40,198 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2021-02-22 00:14:40,204 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-02-22 00:14:40,225 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-02-22 00:14:40,249 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-02-22 00:14:40,249 INFO L377 AbstractCegarLoop]: Hoare is true [2021-02-22 00:14:40,249 INFO L378 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2021-02-22 00:14:40,250 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-02-22 00:14:40,250 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-02-22 00:14:40,250 INFO L381 AbstractCegarLoop]: Difference is false [2021-02-22 00:14:40,250 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-02-22 00:14:40,250 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-02-22 00:14:40,266 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states. [2021-02-22 00:14:40,277 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-02-22 00:14:40,284 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 64 states. [2021-02-22 00:14:40,531 INFO L189 CegarLoopUtils]: For program point reach_errorEXIT(line 3) no Hoare annotation was computed. [2021-02-22 00:14:40,532 INFO L189 CegarLoopUtils]: For program point reach_errorENTRY(line 3) no Hoare annotation was computed. [2021-02-22 00:14:40,532 INFO L189 CegarLoopUtils]: For program point reach_errorFINAL(line 3) no Hoare annotation was computed. [2021-02-22 00:14:40,532 INFO L192 CegarLoopUtils]: At program point L44(line 44) the Hoare annotation is: true [2021-02-22 00:14:40,533 INFO L192 CegarLoopUtils]: At program point L44-1(line 44) the Hoare annotation is: true [2021-02-22 00:14:40,533 INFO L192 CegarLoopUtils]: At program point L40(line 40) the Hoare annotation is: true [2021-02-22 00:14:40,533 INFO L192 CegarLoopUtils]: At program point L40-1(line 40) the Hoare annotation is: true [2021-02-22 00:14:40,533 INFO L192 CegarLoopUtils]: At program point L36(line 36) the Hoare annotation is: true [2021-02-22 00:14:40,533 INFO L192 CegarLoopUtils]: At program point L32(line 32) the Hoare annotation is: true [2021-02-22 00:14:40,534 INFO L192 CegarLoopUtils]: At program point L28(line 28) the Hoare annotation is: true [2021-02-22 00:14:40,534 INFO L192 CegarLoopUtils]: At program point castFINAL(lines 26 50) the Hoare annotation is: true [2021-02-22 00:14:40,534 INFO L192 CegarLoopUtils]: At program point castENTRY(lines 26 50) the Hoare annotation is: true [2021-02-22 00:14:40,534 INFO L192 CegarLoopUtils]: At program point L33(line 33) the Hoare annotation is: true [2021-02-22 00:14:40,534 INFO L192 CegarLoopUtils]: At program point L33-1(line 33) the Hoare annotation is: true [2021-02-22 00:14:40,535 INFO L192 CegarLoopUtils]: At program point castEXIT(lines 26 50) the Hoare annotation is: true [2021-02-22 00:14:40,535 INFO L192 CegarLoopUtils]: At program point L33-2(line 33) the Hoare annotation is: true [2021-02-22 00:14:40,535 INFO L192 CegarLoopUtils]: At program point L33-3(line 33) the Hoare annotation is: true [2021-02-22 00:14:40,535 INFO L192 CegarLoopUtils]: At program point L29(line 29) the Hoare annotation is: true [2021-02-22 00:14:40,535 INFO L192 CegarLoopUtils]: At program point L29-1(line 29) the Hoare annotation is: true [2021-02-22 00:14:40,536 INFO L192 CegarLoopUtils]: At program point L29-2(line 29) the Hoare annotation is: true [2021-02-22 00:14:40,536 INFO L192 CegarLoopUtils]: At program point L29-3(line 29) the Hoare annotation is: true [2021-02-22 00:14:40,536 INFO L192 CegarLoopUtils]: At program point L29-4(line 29) the Hoare annotation is: true [2021-02-22 00:14:40,536 INFO L192 CegarLoopUtils]: At program point L29-5(line 29) the Hoare annotation is: true [2021-02-22 00:14:40,536 INFO L192 CegarLoopUtils]: At program point L42(line 42) the Hoare annotation is: true [2021-02-22 00:14:40,537 INFO L192 CegarLoopUtils]: At program point L42-1(lines 42 48) the Hoare annotation is: true [2021-02-22 00:14:40,537 INFO L192 CegarLoopUtils]: At program point L42-2(line 42) the Hoare annotation is: true [2021-02-22 00:14:40,537 INFO L192 CegarLoopUtils]: At program point L38(lines 38 48) the Hoare annotation is: true [2021-02-22 00:14:40,537 INFO L192 CegarLoopUtils]: At program point L42-4(line 42) the Hoare annotation is: true [2021-02-22 00:14:40,537 INFO L192 CegarLoopUtils]: At program point L38-1(line 38) the Hoare annotation is: true [2021-02-22 00:14:40,538 INFO L192 CegarLoopUtils]: At program point L42-5(lines 38 48) the Hoare annotation is: true [2021-02-22 00:14:40,538 INFO L192 CegarLoopUtils]: At program point L38-3(line 38) the Hoare annotation is: true [2021-02-22 00:14:40,538 INFO L192 CegarLoopUtils]: At program point L30(line 30) the Hoare annotation is: true [2021-02-22 00:14:40,538 INFO L192 CegarLoopUtils]: At program point L30-1(line 30) the Hoare annotation is: true [2021-02-22 00:14:40,538 INFO L192 CegarLoopUtils]: At program point L30-2(line 30) the Hoare annotation is: true [2021-02-22 00:14:40,539 INFO L192 CegarLoopUtils]: At program point L30-3(line 30) the Hoare annotation is: true [2021-02-22 00:14:40,539 INFO L192 CegarLoopUtils]: At program point L30-4(line 30) the Hoare annotation is: true [2021-02-22 00:14:40,539 INFO L192 CegarLoopUtils]: At program point L47(line 47) the Hoare annotation is: true [2021-02-22 00:14:40,539 INFO L192 CegarLoopUtils]: At program point L43(line 43) the Hoare annotation is: true [2021-02-22 00:14:40,539 INFO L192 CegarLoopUtils]: At program point L43-1(line 43) the Hoare annotation is: true [2021-02-22 00:14:40,540 INFO L192 CegarLoopUtils]: At program point L39(line 39) the Hoare annotation is: true [2021-02-22 00:14:40,540 INFO L192 CegarLoopUtils]: At program point L39-1(line 39) the Hoare annotation is: true [2021-02-22 00:14:40,540 INFO L192 CegarLoopUtils]: At program point L35(line 35) the Hoare annotation is: true [2021-02-22 00:14:40,540 INFO L192 CegarLoopUtils]: At program point L35-1(line 35) the Hoare annotation is: true [2021-02-22 00:14:40,540 INFO L192 CegarLoopUtils]: At program point L3-2(line 3) the Hoare annotation is: true [2021-02-22 00:14:40,541 INFO L192 CegarLoopUtils]: At program point L3-3(line 3) the Hoare annotation is: true [2021-02-22 00:14:40,541 INFO L192 CegarLoopUtils]: At program point L-1(line -1) the Hoare annotation is: true [2021-02-22 00:14:40,541 INFO L192 CegarLoopUtils]: At program point L3-4(line 3) the Hoare annotation is: true [2021-02-22 00:14:40,541 INFO L192 CegarLoopUtils]: At program point L-1-1(line -1) the Hoare annotation is: true [2021-02-22 00:14:40,541 INFO L192 CegarLoopUtils]: At program point ULTIMATE.initFINAL(line 3) the Hoare annotation is: true [2021-02-22 00:14:40,542 INFO L192 CegarLoopUtils]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2021-02-22 00:14:40,542 INFO L192 CegarLoopUtils]: At program point L3(line 3) the Hoare annotation is: true [2021-02-22 00:14:40,542 INFO L192 CegarLoopUtils]: At program point L3-1(line 3) the Hoare annotation is: true [2021-02-22 00:14:40,542 INFO L192 CegarLoopUtils]: At program point ULTIMATE.initEXIT(line -1) the Hoare annotation is: true [2021-02-22 00:14:40,542 INFO L192 CegarLoopUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2021-02-22 00:14:40,543 INFO L192 CegarLoopUtils]: At program point L-1(line -1) the Hoare annotation is: true [2021-02-22 00:14:40,543 INFO L192 CegarLoopUtils]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2021-02-22 00:14:40,543 INFO L192 CegarLoopUtils]: At program point ULTIMATE.startFINAL(line -1) the Hoare annotation is: true [2021-02-22 00:14:40,543 INFO L189 CegarLoopUtils]: For program point assume_abort_if_notENTRY(lines 10 12) no Hoare annotation was computed. [2021-02-22 00:14:40,543 INFO L189 CegarLoopUtils]: For program point L11(line 11) no Hoare annotation was computed. [2021-02-22 00:14:40,543 INFO L189 CegarLoopUtils]: For program point L11-1(line 11) no Hoare annotation was computed. [2021-02-22 00:14:40,544 INFO L189 CegarLoopUtils]: For program point L11-3(lines 10 12) no Hoare annotation was computed. [2021-02-22 00:14:40,544 INFO L189 CegarLoopUtils]: For program point assume_abort_if_notEXIT(lines 10 12) no Hoare annotation was computed. [2021-02-22 00:14:40,544 INFO L192 CegarLoopUtils]: At program point mainENTRY(lines 52 60) the Hoare annotation is: true [2021-02-22 00:14:40,544 INFO L192 CegarLoopUtils]: At program point mainFINAL(lines 52 60) the Hoare annotation is: true [2021-02-22 00:14:40,544 INFO L192 CegarLoopUtils]: At program point L59(line 59) the Hoare annotation is: true [2021-02-22 00:14:40,545 INFO L192 CegarLoopUtils]: At program point L58(line 58) the Hoare annotation is: true [2021-02-22 00:14:40,545 INFO L192 CegarLoopUtils]: At program point L57(line 57) the Hoare annotation is: true [2021-02-22 00:14:40,545 INFO L192 CegarLoopUtils]: At program point L58-1(line 58) the Hoare annotation is: true [2021-02-22 00:14:40,545 INFO L192 CegarLoopUtils]: At program point mainEXIT(lines 52 60) the Hoare annotation is: true [2021-02-22 00:14:40,545 INFO L192 CegarLoopUtils]: At program point L57-1(line 57) the Hoare annotation is: true [2021-02-22 00:14:40,546 INFO L192 CegarLoopUtils]: At program point L58-2(line 58) the Hoare annotation is: true [2021-02-22 00:14:40,546 INFO L192 CegarLoopUtils]: At program point L55(line 55) the Hoare annotation is: true [2021-02-22 00:14:40,546 INFO L189 CegarLoopUtils]: For program point __VERIFIER_assertENTRY(line 13) no Hoare annotation was computed. [2021-02-22 00:14:40,546 INFO L189 CegarLoopUtils]: For program point L13(line 13) no Hoare annotation was computed. [2021-02-22 00:14:40,546 INFO L189 CegarLoopUtils]: For program point L13-1(line 13) no Hoare annotation was computed. [2021-02-22 00:14:40,547 INFO L189 CegarLoopUtils]: For program point L13-2(line 13) no Hoare annotation was computed. [2021-02-22 00:14:40,547 INFO L189 CegarLoopUtils]: For program point __VERIFIER_assertEXIT(line 13) no Hoare annotation was computed. [2021-02-22 00:14:40,547 INFO L189 CegarLoopUtils]: For program point L13-4(line 13) no Hoare annotation was computed. [2021-02-22 00:14:40,547 INFO L189 CegarLoopUtils]: For program point __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION(line 13) no Hoare annotation was computed. [2021-02-22 00:14:40,559 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.02 12:14:40 BoogieIcfgContainer [2021-02-22 00:14:40,559 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-02-22 00:14:40,562 INFO L168 Benchmark]: Toolchain (without parser) took 1424.77 ms. Allocated memory is still 160.4 MB. Free memory was 118.7 MB in the beginning and 99.5 MB in the end (delta: 19.2 MB). Peak memory consumption was 18.1 MB. Max. memory is 8.0 GB. [2021-02-22 00:14:40,563 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 160.4 MB. Free memory is still 134.9 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-02-22 00:14:40,564 INFO L168 Benchmark]: CACSL2BoogieTranslator took 278.61 ms. Allocated memory is still 160.4 MB. Free memory was 117.4 MB in the beginning and 107.4 MB in the end (delta: 10.1 MB). Peak memory consumption was 9.4 MB. Max. memory is 8.0 GB. [2021-02-22 00:14:40,565 INFO L168 Benchmark]: Boogie Preprocessor took 90.10 ms. Allocated memory is still 160.4 MB. Free memory was 107.2 MB in the beginning and 143.1 MB in the end (delta: -35.9 MB). Peak memory consumption was 5.0 MB. Max. memory is 8.0 GB. [2021-02-22 00:14:40,566 INFO L168 Benchmark]: RCFGBuilder took 660.97 ms. Allocated memory is still 160.4 MB. Free memory was 143.1 MB in the beginning and 124.2 MB in the end (delta: 18.9 MB). Peak memory consumption was 20.5 MB. Max. memory is 8.0 GB. [2021-02-22 00:14:40,567 INFO L168 Benchmark]: TraceAbstraction took 374.62 ms. Allocated memory is still 160.4 MB. Free memory was 123.7 MB in the beginning and 99.5 MB in the end (delta: 24.2 MB). Peak memory consumption was 24.1 MB. Max. memory is 8.0 GB. [2021-02-22 00:14:40,571 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 160.4 MB. Free memory is still 134.9 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 278.61 ms. Allocated memory is still 160.4 MB. Free memory was 117.4 MB in the beginning and 107.4 MB in the end (delta: 10.1 MB). Peak memory consumption was 9.4 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 90.10 ms. Allocated memory is still 160.4 MB. Free memory was 107.2 MB in the beginning and 143.1 MB in the end (delta: -35.9 MB). Peak memory consumption was 5.0 MB. Max. memory is 8.0 GB. * RCFGBuilder took 660.97 ms. Allocated memory is still 160.4 MB. Free memory was 143.1 MB in the beginning and 124.2 MB in the end (delta: 18.9 MB). Peak memory consumption was 20.5 MB. Max. memory is 8.0 GB. * TraceAbstraction took 374.62 ms. Allocated memory is still 160.4 MB. Free memory was 123.7 MB in the beginning and 99.5 MB in the end (delta: 24.2 MB). Peak memory consumption was 24.1 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 13]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - ProcedureContractResult [Line: 26]: Procedure Contract for cast Derived contract for procedure cast: 1 - ProcedureContractResult [Line: 52]: Procedure Contract for main Derived contract for procedure main: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 7 procedures, 79 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 0.0s, OverallIterations: 0, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.2s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=64occurred 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, 64 LocationsWithAnnotation, 64 PreInvPairs, 64 NumberOfFragments, 64 HoareAnnotationTreeSize, 64 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 64 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...