/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/loop-industry-pattern/ofuf_5.c -------------------------------------------------------------------------------- This is Ultimate 0.2.1-dev-a47f07a [2021-04-15 23:51:37,213 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-04-15 23:51:37,215 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-04-15 23:51:37,236 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-04-15 23:51:37,236 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-04-15 23:51:37,237 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-04-15 23:51:37,238 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-04-15 23:51:37,239 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-04-15 23:51:37,240 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-04-15 23:51:37,241 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-04-15 23:51:37,242 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-04-15 23:51:37,242 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-04-15 23:51:37,243 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-04-15 23:51:37,243 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-04-15 23:51:37,244 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-04-15 23:51:37,245 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-04-15 23:51:37,245 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-04-15 23:51:37,246 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-04-15 23:51:37,247 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-04-15 23:51:37,248 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-04-15 23:51:37,249 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-04-15 23:51:37,249 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-04-15 23:51:37,250 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-04-15 23:51:37,251 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-04-15 23:51:37,252 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-04-15 23:51:37,258 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-04-15 23:51:37,258 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-04-15 23:51:37,259 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-04-15 23:51:37,265 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 [2021-04-15 23:51:37,286 INFO L113 SettingsManager]: Loading preferences was successful [2021-04-15 23:51:37,287 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-04-15 23:51:37,288 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-04-15 23:51:37,288 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-04-15 23:51:37,288 INFO L138 SettingsManager]: * Use SBE=true [2021-04-15 23:51:37,288 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-04-15 23:51:37,288 INFO L138 SettingsManager]: * sizeof long=4 [2021-04-15 23:51:37,288 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-04-15 23:51:37,288 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-04-15 23:51:37,289 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-04-15 23:51:37,289 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-04-15 23:51:37,289 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-04-15 23:51:37,289 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-04-15 23:51:37,289 INFO L138 SettingsManager]: * sizeof long double=12 [2021-04-15 23:51:37,289 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-04-15 23:51:37,289 INFO L138 SettingsManager]: * Use constant arrays=true [2021-04-15 23:51:37,289 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-04-15 23:51:37,290 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-04-15 23:51:37,290 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-04-15 23:51:37,290 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-04-15 23:51:37,290 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-04-15 23:51:37,290 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-04-15 23:51:37,290 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-04-15 23:51:37,291 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-04-15 23:51:37,291 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-04-15 23:51:37,291 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-04-15 23:51:37,291 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-04-15 23:51:37,291 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-04-15 23:51:37,291 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-04-15 23:51:37,584 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-04-15 23:51:37,606 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-04-15 23:51:37,609 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-04-15 23:51:37,610 INFO L271 PluginConnector]: Initializing CDTParser... [2021-04-15 23:51:37,610 INFO L275 PluginConnector]: CDTParser initialized [2021-04-15 23:51:37,611 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-industry-pattern/ofuf_5.c [2021-04-15 23:51:37,697 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/395841bdc/72145e5c973e48efb70205012731aa5e/FLAG93ef29c39 [2021-04-15 23:51:38,120 INFO L306 CDTParser]: Found 1 translation units. [2021-04-15 23:51:38,128 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-industry-pattern/ofuf_5.c [2021-04-15 23:51:38,140 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/395841bdc/72145e5c973e48efb70205012731aa5e/FLAG93ef29c39 [2021-04-15 23:51:38,156 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/395841bdc/72145e5c973e48efb70205012731aa5e [2021-04-15 23:51:38,162 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-04-15 23:51:38,164 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-04-15 23:51:38,165 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-04-15 23:51:38,165 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-04-15 23:51:38,167 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-04-15 23:51:38,168 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.04 11:51:38" (1/1) ... [2021-04-15 23:51:38,169 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f9cf1d3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.04 11:51:38, skipping insertion in model container [2021-04-15 23:51:38,169 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.04 11:51:38" (1/1) ... [2021-04-15 23:51:38,174 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-04-15 23:51:38,209 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-04-15 23:51:38,428 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/loop-industry-pattern/ofuf_5.c[11314,11327] [2021-04-15 23:51:38,430 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-04-15 23:51:38,436 INFO L203 MainTranslator]: Completed pre-run [2021-04-15 23:51:38,484 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/loop-industry-pattern/ofuf_5.c[11314,11327] [2021-04-15 23:51:38,484 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-04-15 23:51:38,510 INFO L208 MainTranslator]: Completed translation [2021-04-15 23:51:38,510 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.04 11:51:38 WrapperNode [2021-04-15 23:51:38,510 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-04-15 23:51:38,511 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-04-15 23:51:38,511 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-04-15 23:51:38,512 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-04-15 23:51:38,522 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.04 11:51:38" (1/1) ... [2021-04-15 23:51:38,523 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.04 11:51:38" (1/1) ... [2021-04-15 23:51:38,551 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.04 11:51:38" (1/1) ... [2021-04-15 23:51:38,552 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.04 11:51:38" (1/1) ... [2021-04-15 23:51:38,579 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.04 11:51:38" (1/1) ... [2021-04-15 23:51:38,585 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.04 11:51:38" (1/1) ... [2021-04-15 23:51:38,587 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.04 11:51:38" (1/1) ... [2021-04-15 23:51:38,590 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-04-15 23:51:38,591 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-04-15 23:51:38,591 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-04-15 23:51:38,591 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-04-15 23:51:38,592 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.04 11:51:38" (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 [2021-04-15 23:51:38,649 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2021-04-15 23:51:38,649 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-04-15 23:51:38,650 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2021-04-15 23:51:38,650 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-04-15 23:51:38,650 INFO L138 BoogieDeclarations]: Found implementation of procedure avoid_zero [2021-04-15 23:51:38,650 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_89 [2021-04-15 23:51:38,650 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_92 [2021-04-15 23:51:38,651 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_95 [2021-04-15 23:51:38,651 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_96 [2021-04-15 23:51:38,651 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_97 [2021-04-15 23:51:38,651 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_99 [2021-04-15 23:51:38,651 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_100 [2021-04-15 23:51:38,652 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2021-04-15 23:51:38,652 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-04-15 23:51:38,653 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2021-04-15 23:51:38,653 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2021-04-15 23:51:38,654 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2021-04-15 23:51:38,654 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-04-15 23:51:38,654 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-04-15 23:51:38,654 INFO L130 BoogieDeclarations]: Found specification of procedure avoid_zero [2021-04-15 23:51:38,654 INFO L130 BoogieDeclarations]: Found specification of procedure strcmp [2021-04-15 23:51:38,654 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_89 [2021-04-15 23:51:38,654 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_92 [2021-04-15 23:51:38,654 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_95 [2021-04-15 23:51:38,654 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_96 [2021-04-15 23:51:38,654 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_97 [2021-04-15 23:51:38,654 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2021-04-15 23:51:38,654 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_99 [2021-04-15 23:51:38,654 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_100 [2021-04-15 23:51:38,655 INFO L130 BoogieDeclarations]: Found specification of procedure fopen [2021-04-15 23:51:38,655 INFO L130 BoogieDeclarations]: Found specification of procedure main [2021-04-15 23:51:38,655 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-04-15 23:51:38,655 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-04-15 23:51:38,655 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-04-15 23:51:38,655 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-04-15 23:51:38,655 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-04-15 23:51:38,655 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-04-15 23:51:38,655 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-04-15 23:51:38,655 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-04-15 23:51:38,655 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2021-04-15 23:51:38,655 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-04-15 23:51:38,655 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-04-15 23:51:39,266 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-04-15 23:51:39,266 INFO L299 CfgBuilder]: Removed 7 assume(true) statements. [2021-04-15 23:51:39,267 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.04 11:51:39 BoogieIcfgContainer [2021-04-15 23:51:39,267 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-04-15 23:51:39,268 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-04-15 23:51:39,268 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-04-15 23:51:39,270 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-04-15 23:51:39,270 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.04 11:51:38" (1/3) ... [2021-04-15 23:51:39,271 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@13909fb2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.04 11:51:39, skipping insertion in model container [2021-04-15 23:51:39,271 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.04 11:51:38" (2/3) ... [2021-04-15 23:51:39,271 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@13909fb2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.04 11:51:39, skipping insertion in model container [2021-04-15 23:51:39,271 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.04 11:51:39" (3/3) ... [2021-04-15 23:51:39,272 INFO L111 eAbstractionObserver]: Analyzing ICFG ofuf_5.c [2021-04-15 23:51:39,278 INFO L149 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-04-15 23:51:39,281 INFO L161 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-04-15 23:51:39,291 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-04-15 23:51:39,318 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-04-15 23:51:39,318 INFO L377 AbstractCegarLoop]: Hoare is true [2021-04-15 23:51:39,318 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-04-15 23:51:39,318 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-04-15 23:51:39,318 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-04-15 23:51:39,319 INFO L381 AbstractCegarLoop]: Difference is false [2021-04-15 23:51:39,319 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-04-15 23:51:39,319 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-04-15 23:51:39,335 INFO L276 IsEmpty]: Start isEmpty. Operand has 129 states, 100 states have (on average 1.54) internal successors, (154), 102 states have internal predecessors, (154), 16 states have call successors, (16), 11 states have call predecessors, (16), 11 states have return successors, (16), 16 states have call predecessors, (16), 16 states have call successors, (16) [2021-04-15 23:51:39,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-04-15 23:51:39,345 INFO L511 BasicCegarLoop]: Found error trace [2021-04-15 23:51:39,345 INFO L519 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-15 23:51:39,346 INFO L428 AbstractCegarLoop]: === Iteration 1 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-15 23:51:39,351 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-15 23:51:39,351 INFO L82 PathProgramCache]: Analyzing trace with hash -369665950, now seen corresponding path program 1 times [2021-04-15 23:51:39,358 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-15 23:51:39,359 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [849840382] [2021-04-15 23:51:39,359 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-15 23:51:39,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-15 23:51:39,595 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-15 23:51:39,595 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-15 23:51:39,596 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-15 23:51:39,597 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-15 23:51:39,767 WARN L205 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2021-04-15 23:51:39,769 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-04-15 23:51:39,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-15 23:51:39,796 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-15 23:51:39,797 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-15 23:51:39,806 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-04-15 23:51:39,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-15 23:51:39,817 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-15 23:51:39,817 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-15 23:51:39,817 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2021-04-15 23:51:39,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-15 23:51:39,824 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-15 23:51:39,824 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-15 23:51:39,824 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-04-15 23:51:39,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-15 23:51:39,827 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-15 23:51:39,827 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-15 23:51:39,828 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-15 23:51:39,828 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-15 23:51:39,829 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-04-15 23:51:39,830 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [849840382] [2021-04-15 23:51:39,830 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-15 23:51:39,830 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-04-15 23:51:39,830 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1013045920] [2021-04-15 23:51:39,833 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-04-15 23:51:39,833 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-15 23:51:39,840 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-04-15 23:51:39,841 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-04-15 23:51:39,842 INFO L87 Difference]: Start difference. First operand has 129 states, 100 states have (on average 1.54) internal successors, (154), 102 states have internal predecessors, (154), 16 states have call successors, (16), 11 states have call predecessors, (16), 11 states have return successors, (16), 16 states have call predecessors, (16), 16 states have call successors, (16) Second operand has 4 states, 4 states have (on average 7.75) internal successors, (31), 2 states have internal predecessors, (31), 2 states have call successors, (10), 4 states have call predecessors, (10), 2 states have return successors, (4), 2 states have call predecessors, (4), 1 states have call successors, (4) [2021-04-15 23:51:39,961 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2021-04-15 23:51:40,369 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-04-15 23:51:40,370 INFO L93 Difference]: Finished difference Result 245 states and 367 transitions. [2021-04-15 23:51:40,381 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-04-15 23:51:40,382 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 7.75) internal successors, (31), 2 states have internal predecessors, (31), 2 states have call successors, (10), 4 states have call predecessors, (10), 2 states have return successors, (4), 2 states have call predecessors, (4), 1 states have call successors, (4) Word has length 47 [2021-04-15 23:51:40,382 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-04-15 23:51:40,391 INFO L225 Difference]: With dead ends: 245 [2021-04-15 23:51:40,391 INFO L226 Difference]: Without dead ends: 120 [2021-04-15 23:51:40,396 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 289.5ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-04-15 23:51:40,407 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 120 states. [2021-04-15 23:51:40,440 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 120 to 120. [2021-04-15 23:51:40,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 120 states, 95 states have (on average 1.4631578947368422) internal successors, (139), 96 states have internal predecessors, (139), 16 states have call successors, (16), 11 states have call predecessors, (16), 8 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2021-04-15 23:51:40,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 120 states and 167 transitions. [2021-04-15 23:51:40,449 INFO L78 Accepts]: Start accepts. Automaton has 120 states and 167 transitions. Word has length 47 [2021-04-15 23:51:40,449 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-04-15 23:51:40,449 INFO L480 AbstractCegarLoop]: Abstraction has 120 states and 167 transitions. [2021-04-15 23:51:40,450 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 7.75) internal successors, (31), 2 states have internal predecessors, (31), 2 states have call successors, (10), 4 states have call predecessors, (10), 2 states have return successors, (4), 2 states have call predecessors, (4), 1 states have call successors, (4) [2021-04-15 23:51:40,450 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 167 transitions. [2021-04-15 23:51:40,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-04-15 23:51:40,457 INFO L511 BasicCegarLoop]: Found error trace [2021-04-15 23:51:40,458 INFO L519 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-15 23:51:40,458 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-04-15 23:51:40,458 INFO L428 AbstractCegarLoop]: === Iteration 2 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-15 23:51:40,460 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-15 23:51:40,460 INFO L82 PathProgramCache]: Analyzing trace with hash -1781973424, now seen corresponding path program 1 times [2021-04-15 23:51:40,461 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-15 23:51:40,461 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1015903214] [2021-04-15 23:51:40,462 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-15 23:51:40,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-15 23:51:40,573 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-15 23:51:40,574 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-15 23:51:40,582 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-15 23:51:40,582 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-15 23:51:40,585 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-15 23:51:40,586 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-04-15 23:51:40,590 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-15 23:51:40,591 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-04-15 23:51:40,601 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-15 23:51:40,601 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-15 23:51:40,707 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-04-15 23:51:40,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-15 23:51:40,729 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-15 23:51:40,730 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-15 23:51:40,741 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-04-15 23:51:40,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-15 23:51:40,756 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-15 23:51:40,756 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-15 23:51:40,757 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-04-15 23:51:40,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-15 23:51:40,763 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-15 23:51:40,763 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-15 23:51:40,764 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-04-15 23:51:40,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-15 23:51:40,767 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-15 23:51:40,768 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-15 23:51:40,768 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-15 23:51:40,768 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1015903214] [2021-04-15 23:51:40,769 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-15 23:51:40,769 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-04-15 23:51:40,769 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [183702859] [2021-04-15 23:51:40,771 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-04-15 23:51:40,771 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-15 23:51:40,771 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-04-15 23:51:40,771 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-04-15 23:51:40,771 INFO L87 Difference]: Start difference. First operand 120 states and 167 transitions. Second operand has 7 states, 6 states have (on average 5.0) internal successors, (30), 4 states have internal predecessors, (30), 2 states have call successors, (9), 4 states have call predecessors, (9), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2021-04-15 23:51:40,898 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2021-04-15 23:51:41,445 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 137 [2021-04-15 23:51:41,581 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 140 [2021-04-15 23:51:41,713 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 143 [2021-04-15 23:51:41,852 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-04-15 23:51:41,852 INFO L93 Difference]: Finished difference Result 148 states and 201 transitions. [2021-04-15 23:51:41,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-04-15 23:51:41,853 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 5.0) internal successors, (30), 4 states have internal predecessors, (30), 2 states have call successors, (9), 4 states have call predecessors, (9), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) Word has length 43 [2021-04-15 23:51:41,854 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-04-15 23:51:41,854 INFO L225 Difference]: With dead ends: 148 [2021-04-15 23:51:41,854 INFO L226 Difference]: Without dead ends: 0 [2021-04-15 23:51:41,856 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 630.0ms TimeCoverageRelationStatistics Valid=35, Invalid=75, Unknown=0, NotChecked=0, Total=110 [2021-04-15 23:51:41,856 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-04-15 23:51:41,856 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-04-15 23:51:41,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-15 23:51:41,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-04-15 23:51:41,856 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 43 [2021-04-15 23:51:41,856 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-04-15 23:51:41,856 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-04-15 23:51:41,857 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 6 states have (on average 5.0) internal successors, (30), 4 states have internal predecessors, (30), 2 states have call successors, (9), 4 states have call predecessors, (9), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2021-04-15 23:51:41,857 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-04-15 23:51:41,857 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-04-15 23:51:41,857 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-04-15 23:51:41,858 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-04-15 23:51:42,549 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 19 [2021-04-15 23:51:42,878 WARN L205 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 127 [2021-04-15 23:51:43,088 INFO L198 CegarLoopUtils]: For program point reach_errorEXIT(line 3) no Hoare annotation was computed. [2021-04-15 23:51:43,088 INFO L198 CegarLoopUtils]: For program point reach_errorENTRY(line 3) no Hoare annotation was computed. [2021-04-15 23:51:43,088 INFO L198 CegarLoopUtils]: For program point reach_errorFINAL(line 3) no Hoare annotation was computed. [2021-04-15 23:51:43,088 INFO L198 CegarLoopUtils]: For program point Id_MCDC_100FINAL(lines 420 426) no Hoare annotation was computed. [2021-04-15 23:51:43,088 INFO L198 CegarLoopUtils]: For program point Id_MCDC_100EXIT(lines 420 426) no Hoare annotation was computed. [2021-04-15 23:51:43,089 INFO L194 CegarLoopUtils]: At program point L424(line 424) the Hoare annotation is: (and (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#valid)| |#valid|) (= |old(~Id_MCDC_114~0)| ~Id_MCDC_114~0)) [2021-04-15 23:51:43,089 INFO L194 CegarLoopUtils]: At program point Id_MCDC_100ENTRY(lines 420 426) the Hoare annotation is: (and (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#valid)| |#valid|) (= |old(~Id_MCDC_114~0)| ~Id_MCDC_114~0)) [2021-04-15 23:51:43,089 INFO L198 CegarLoopUtils]: For program point L417(line 417) no Hoare annotation was computed. [2021-04-15 23:51:43,089 INFO L201 CegarLoopUtils]: At program point L405(line 405) the Hoare annotation is: true [2021-04-15 23:51:43,089 INFO L198 CegarLoopUtils]: For program point L405-1(line 405) no Hoare annotation was computed. [2021-04-15 23:51:43,089 INFO L194 CegarLoopUtils]: At program point Id_MCDC_99ENTRY(lines 400 419) the Hoare annotation is: (and (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#valid)| |#valid|) (= |old(~Id_MCDC_114~0)| ~Id_MCDC_114~0)) [2021-04-15 23:51:43,089 INFO L198 CegarLoopUtils]: For program point Id_MCDC_99EXIT(lines 400 419) no Hoare annotation was computed. [2021-04-15 23:51:43,089 INFO L198 CegarLoopUtils]: For program point L408(line 408) no Hoare annotation was computed. [2021-04-15 23:51:43,089 INFO L198 CegarLoopUtils]: For program point L408-2(lines 408 415) no Hoare annotation was computed. [2021-04-15 23:51:43,089 INFO L198 CegarLoopUtils]: For program point L406-2(lines 406 416) no Hoare annotation was computed. [2021-04-15 23:51:43,090 INFO L201 CegarLoopUtils]: At program point L406-3(lines 406 416) the Hoare annotation is: true [2021-04-15 23:51:43,090 INFO L201 CegarLoopUtils]: At program point L406-4(lines 406 416) the Hoare annotation is: true [2021-04-15 23:51:43,090 INFO L198 CegarLoopUtils]: For program point Id_MCDC_99FINAL(lines 400 419) no Hoare annotation was computed. [2021-04-15 23:51:43,090 INFO L198 CegarLoopUtils]: For program point L221(line 221) no Hoare annotation was computed. [2021-04-15 23:51:43,090 INFO L198 CegarLoopUtils]: For program point L217(line 217) no Hoare annotation was computed. [2021-04-15 23:51:43,090 INFO L198 CegarLoopUtils]: For program point L217-2(line 217) no Hoare annotation was computed. [2021-04-15 23:51:43,090 INFO L201 CegarLoopUtils]: At program point L209(lines 209 225) the Hoare annotation is: true [2021-04-15 23:51:43,090 INFO L201 CegarLoopUtils]: At program point Id_MCDC_89ENTRY(lines 193 248) the Hoare annotation is: true [2021-04-15 23:51:43,090 INFO L198 CegarLoopUtils]: For program point Id_MCDC_89EXIT(lines 193 248) no Hoare annotation was computed. [2021-04-15 23:51:43,090 INFO L198 CegarLoopUtils]: For program point L234(line 234) no Hoare annotation was computed. [2021-04-15 23:51:43,090 INFO L198 CegarLoopUtils]: For program point L234-2(line 234) no Hoare annotation was computed. [2021-04-15 23:51:43,090 INFO L198 CegarLoopUtils]: For program point L234-3(line 234) no Hoare annotation was computed. [2021-04-15 23:51:43,090 INFO L198 CegarLoopUtils]: For program point L234-5(lines 234 246) no Hoare annotation was computed. [2021-04-15 23:51:43,090 INFO L198 CegarLoopUtils]: For program point L226-1(lines 226 233) no Hoare annotation was computed. [2021-04-15 23:51:43,090 INFO L201 CegarLoopUtils]: At program point L226-3(lines 226 233) the Hoare annotation is: true [2021-04-15 23:51:43,090 INFO L198 CegarLoopUtils]: For program point L226-4(lines 226 233) no Hoare annotation was computed. [2021-04-15 23:51:43,091 INFO L198 CegarLoopUtils]: For program point L218(line 218) no Hoare annotation was computed. [2021-04-15 23:51:43,091 INFO L198 CegarLoopUtils]: For program point L214(line 214) no Hoare annotation was computed. [2021-04-15 23:51:43,091 INFO L198 CegarLoopUtils]: For program point L214-2(line 214) no Hoare annotation was computed. [2021-04-15 23:51:43,091 INFO L198 CegarLoopUtils]: For program point L202(lines 202 208) no Hoare annotation was computed. [2021-04-15 23:51:43,091 INFO L198 CegarLoopUtils]: For program point L202-2(lines 202 208) no Hoare annotation was computed. [2021-04-15 23:51:43,091 INFO L198 CegarLoopUtils]: For program point Id_MCDC_89FINAL(lines 193 248) no Hoare annotation was computed. [2021-04-15 23:51:43,091 INFO L198 CegarLoopUtils]: For program point L198(lines 198 201) no Hoare annotation was computed. [2021-04-15 23:51:43,091 INFO L198 CegarLoopUtils]: For program point L223(line 223) no Hoare annotation was computed. [2021-04-15 23:51:43,091 INFO L198 CegarLoopUtils]: For program point L215(line 215) no Hoare annotation was computed. [2021-04-15 23:51:43,091 INFO L198 CegarLoopUtils]: For program point L211(line 211) no Hoare annotation was computed. [2021-04-15 23:51:43,091 INFO L198 CegarLoopUtils]: For program point L211-2(line 211) no Hoare annotation was computed. [2021-04-15 23:51:43,091 INFO L198 CegarLoopUtils]: For program point L236(lines 236 241) no Hoare annotation was computed. [2021-04-15 23:51:43,091 INFO L198 CegarLoopUtils]: For program point L236-1(lines 234 246) no Hoare annotation was computed. [2021-04-15 23:51:43,091 INFO L198 CegarLoopUtils]: For program point L220(line 220) no Hoare annotation was computed. [2021-04-15 23:51:43,091 INFO L198 CegarLoopUtils]: For program point L220-2(line 220) no Hoare annotation was computed. [2021-04-15 23:51:43,091 INFO L198 CegarLoopUtils]: For program point L212(line 212) no Hoare annotation was computed. [2021-04-15 23:51:43,091 INFO L198 CegarLoopUtils]: For program point L204(lines 204 207) no Hoare annotation was computed. [2021-04-15 23:51:43,091 INFO L198 CegarLoopUtils]: For program point L229(lines 229 232) no Hoare annotation was computed. [2021-04-15 23:51:43,092 INFO L194 CegarLoopUtils]: At program point mainENTRY(lines 427 458) the Hoare annotation is: (and (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#valid)| |#valid|) (= |old(~Id_MCDC_114~0)| ~Id_MCDC_114~0)) [2021-04-15 23:51:43,092 INFO L198 CegarLoopUtils]: For program point mainFINAL(lines 427 458) no Hoare annotation was computed. [2021-04-15 23:51:43,092 INFO L194 CegarLoopUtils]: At program point L457(line 457) the Hoare annotation is: (and (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#valid)| |#valid|) (= |old(~Id_MCDC_114~0)| ~Id_MCDC_114~0)) [2021-04-15 23:51:43,092 INFO L198 CegarLoopUtils]: For program point mainEXIT(lines 427 458) no Hoare annotation was computed. [2021-04-15 23:51:43,092 INFO L198 CegarLoopUtils]: For program point L452(lines 452 455) no Hoare annotation was computed. [2021-04-15 23:51:43,092 INFO L198 CegarLoopUtils]: For program point assume_abort_if_notENTRY(lines 5 7) no Hoare annotation was computed. [2021-04-15 23:51:43,092 INFO L198 CegarLoopUtils]: For program point L6(line 6) no Hoare annotation was computed. [2021-04-15 23:51:43,092 INFO L198 CegarLoopUtils]: For program point L6-2(lines 5 7) no Hoare annotation was computed. [2021-04-15 23:51:43,092 INFO L198 CegarLoopUtils]: For program point assume_abort_if_notEXIT(lines 5 7) no Hoare annotation was computed. [2021-04-15 23:51:43,092 INFO L201 CegarLoopUtils]: At program point L378(line 378) the Hoare annotation is: true [2021-04-15 23:51:43,092 INFO L198 CegarLoopUtils]: For program point L378-1(lines 378 381) no Hoare annotation was computed. [2021-04-15 23:51:43,092 INFO L194 CegarLoopUtils]: At program point Id_MCDC_97ENTRY(lines 331 399) the Hoare annotation is: (and (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#valid)| |#valid|)) [2021-04-15 23:51:43,092 INFO L198 CegarLoopUtils]: For program point Id_MCDC_97EXIT(lines 331 399) no Hoare annotation was computed. [2021-04-15 23:51:43,092 INFO L198 CegarLoopUtils]: For program point L358-2(lines 358 396) no Hoare annotation was computed. [2021-04-15 23:51:43,092 INFO L201 CegarLoopUtils]: At program point L358-3(lines 358 396) the Hoare annotation is: true [2021-04-15 23:51:43,093 INFO L201 CegarLoopUtils]: At program point L371(line 371) the Hoare annotation is: true [2021-04-15 23:51:43,093 INFO L198 CegarLoopUtils]: For program point L371-1(lines 371 374) no Hoare annotation was computed. [2021-04-15 23:51:43,093 INFO L198 CegarLoopUtils]: For program point Id_MCDC_97FINAL(lines 331 399) no Hoare annotation was computed. [2021-04-15 23:51:43,093 INFO L201 CegarLoopUtils]: At program point L388(line 388) the Hoare annotation is: true [2021-04-15 23:51:43,093 INFO L198 CegarLoopUtils]: For program point L388-1(line 388) no Hoare annotation was computed. [2021-04-15 23:51:43,093 INFO L198 CegarLoopUtils]: For program point L376-2(lines 376 393) no Hoare annotation was computed. [2021-04-15 23:51:43,093 INFO L201 CegarLoopUtils]: At program point L376-3(lines 376 393) the Hoare annotation is: true [2021-04-15 23:51:43,093 INFO L198 CegarLoopUtils]: For program point L376-4(lines 376 393) no Hoare annotation was computed. [2021-04-15 23:51:43,093 INFO L198 CegarLoopUtils]: For program point L389(lines 389 392) no Hoare annotation was computed. [2021-04-15 23:51:43,093 INFO L198 CegarLoopUtils]: For program point L356(lines 356 397) no Hoare annotation was computed. [2021-04-15 23:51:43,093 INFO L198 CegarLoopUtils]: For program point L352-2(lines 352 355) no Hoare annotation was computed. [2021-04-15 23:51:43,093 INFO L201 CegarLoopUtils]: At program point L352-3(lines 352 355) the Hoare annotation is: true [2021-04-15 23:51:43,093 INFO L198 CegarLoopUtils]: For program point L352-4(lines 332 399) no Hoare annotation was computed. [2021-04-15 23:51:43,093 INFO L201 CegarLoopUtils]: At program point L365(line 365) the Hoare annotation is: true [2021-04-15 23:51:43,093 INFO L198 CegarLoopUtils]: For program point L365-1(lines 365 368) no Hoare annotation was computed. [2021-04-15 23:51:43,093 INFO L201 CegarLoopUtils]: At program point L361(line 361) the Hoare annotation is: true [2021-04-15 23:51:43,093 INFO L198 CegarLoopUtils]: For program point L361-1(lines 361 364) no Hoare annotation was computed. [2021-04-15 23:51:43,094 INFO L201 CegarLoopUtils]: At program point Id_MCDC_95ENTRY(lines 280 299) the Hoare annotation is: true [2021-04-15 23:51:43,094 INFO L198 CegarLoopUtils]: For program point Id_MCDC_95EXIT(lines 280 299) no Hoare annotation was computed. [2021-04-15 23:51:43,094 INFO L198 CegarLoopUtils]: For program point L298(line 298) no Hoare annotation was computed. [2021-04-15 23:51:43,094 INFO L201 CegarLoopUtils]: At program point L296(line 296) the Hoare annotation is: true [2021-04-15 23:51:43,094 INFO L194 CegarLoopUtils]: At program point L298-2(line 298) the Hoare annotation is: |Id_MCDC_95_#t~short30| [2021-04-15 23:51:43,094 INFO L198 CegarLoopUtils]: For program point L296-1(line 296) no Hoare annotation was computed. [2021-04-15 23:51:43,094 INFO L198 CegarLoopUtils]: For program point L298-3(line 298) no Hoare annotation was computed. [2021-04-15 23:51:43,094 INFO L201 CegarLoopUtils]: At program point L290(line 290) the Hoare annotation is: true [2021-04-15 23:51:43,094 INFO L198 CegarLoopUtils]: For program point L290-1(line 290) no Hoare annotation was computed. [2021-04-15 23:51:43,094 INFO L198 CegarLoopUtils]: For program point L288(lines 288 295) no Hoare annotation was computed. [2021-04-15 23:51:43,094 INFO L198 CegarLoopUtils]: For program point L288-2(lines 288 295) no Hoare annotation was computed. [2021-04-15 23:51:43,094 INFO L198 CegarLoopUtils]: For program point L284(lines 284 287) no Hoare annotation was computed. [2021-04-15 23:51:43,094 INFO L201 CegarLoopUtils]: At program point L297(line 297) the Hoare annotation is: true [2021-04-15 23:51:43,094 INFO L198 CegarLoopUtils]: For program point L297-1(line 297) no Hoare annotation was computed. [2021-04-15 23:51:43,094 INFO L198 CegarLoopUtils]: For program point Id_MCDC_95FINAL(lines 280 299) no Hoare annotation was computed. [2021-04-15 23:51:43,094 INFO L198 CegarLoopUtils]: For program point L318(lines 318 323) no Hoare annotation was computed. [2021-04-15 23:51:43,094 INFO L198 CegarLoopUtils]: For program point L318-1(lines 316 328) no Hoare annotation was computed. [2021-04-15 23:51:43,095 INFO L198 CegarLoopUtils]: For program point L316(line 316) no Hoare annotation was computed. [2021-04-15 23:51:43,095 INFO L198 CegarLoopUtils]: For program point L316-2(line 316) no Hoare annotation was computed. [2021-04-15 23:51:43,095 INFO L198 CegarLoopUtils]: For program point L316-3(line 316) no Hoare annotation was computed. [2021-04-15 23:51:43,095 INFO L198 CegarLoopUtils]: For program point L316-5(lines 316 328) no Hoare annotation was computed. [2021-04-15 23:51:43,095 INFO L198 CegarLoopUtils]: For program point L308-1(lines 308 315) no Hoare annotation was computed. [2021-04-15 23:51:43,095 INFO L201 CegarLoopUtils]: At program point L308-3(lines 308 315) the Hoare annotation is: true [2021-04-15 23:51:43,095 INFO L198 CegarLoopUtils]: For program point L304(lines 304 307) no Hoare annotation was computed. [2021-04-15 23:51:43,095 INFO L198 CegarLoopUtils]: For program point L308-4(lines 308 315) no Hoare annotation was computed. [2021-04-15 23:51:43,095 INFO L198 CegarLoopUtils]: For program point Id_MCDC_96FINAL(lines 300 330) no Hoare annotation was computed. [2021-04-15 23:51:43,095 INFO L198 CegarLoopUtils]: For program point L311(lines 311 314) no Hoare annotation was computed. [2021-04-15 23:51:43,095 INFO L201 CegarLoopUtils]: At program point Id_MCDC_96ENTRY(lines 300 330) the Hoare annotation is: true [2021-04-15 23:51:43,095 INFO L198 CegarLoopUtils]: For program point Id_MCDC_96EXIT(lines 300 330) no Hoare annotation was computed. [2021-04-15 23:51:43,095 INFO L198 CegarLoopUtils]: For program point L255(lines 255 269) no Hoare annotation was computed. [2021-04-15 23:51:43,095 INFO L201 CegarLoopUtils]: At program point Id_MCDC_92ENTRY(lines 249 279) the Hoare annotation is: true [2021-04-15 23:51:43,095 INFO L198 CegarLoopUtils]: For program point Id_MCDC_92EXIT(lines 249 279) no Hoare annotation was computed. [2021-04-15 23:51:43,095 INFO L201 CegarLoopUtils]: At program point L272(line 272) the Hoare annotation is: true [2021-04-15 23:51:43,095 INFO L198 CegarLoopUtils]: For program point L272-1(line 272) no Hoare annotation was computed. [2021-04-15 23:51:43,096 INFO L198 CegarLoopUtils]: For program point Id_MCDC_92FINAL(lines 249 279) no Hoare annotation was computed. [2021-04-15 23:51:43,096 INFO L198 CegarLoopUtils]: For program point L270-1(lines 250 279) no Hoare annotation was computed. [2021-04-15 23:51:43,096 INFO L198 CegarLoopUtils]: For program point L270-2(lines 270 277) no Hoare annotation was computed. [2021-04-15 23:51:43,096 INFO L198 CegarLoopUtils]: For program point L261(lines 261 269) no Hoare annotation was computed. [2021-04-15 23:51:43,096 INFO L198 CegarLoopUtils]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2021-04-15 23:51:43,096 INFO L194 CegarLoopUtils]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string5.offset| |old(#t~string5.offset)|) (= ~Id_MCDC_111~0.base |old(~Id_MCDC_111~0.base)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |old(#length)| |#length|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#t~string73.offset| |old(#t~string73.offset)|) (= |old(~Id_MCDC_111~0.offset)| ~Id_MCDC_111~0.offset) (= |#t~string72.base| |old(#t~string72.base)|) (= ~Id_MCDC_109~0.offset |old(~Id_MCDC_109~0.offset)|) (= ~Id_MCDC_107~0.offset |old(~Id_MCDC_107~0.offset)|) (= |old(#valid)| |#valid|) (= |old(#NULL.base)| |#NULL.base|) (= |old(#t~string73.base)| |#t~string73.base|) (= |#t~string5.base| |old(#t~string5.base)|) (= |~#Id_MCDC_112~0.base| |old(~#Id_MCDC_112~0.base)|) (= |#t~string4.base| |old(#t~string4.base)|) (= ~Id_MCDC_108~0.base |old(~Id_MCDC_108~0.base)|) (= |old(~#Id_MCDC_112~0.offset)| |~#Id_MCDC_112~0.offset|) (= |#t~string21.base| |old(#t~string21.base)|) (= |old(#t~string40.base)| |#t~string40.base|) (= |old(~Id_MCDC_114~0)| ~Id_MCDC_114~0) (= |#t~string45.offset| |old(#t~string45.offset)|) (= ~Id_MCDC_110~0.offset |old(~Id_MCDC_110~0.offset)|) (= |old(~Id_MCDC_106~0)| ~Id_MCDC_106~0) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |old(#t~string4.offset)| |#t~string4.offset|) (= |old(#t~string45.base)| |#t~string45.base|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |old(~Id_MCDC_110~0.base)| ~Id_MCDC_110~0.base) (= |old(~Id_MCDC_109~0.base)| ~Id_MCDC_109~0.base) (= |old(~Id_MCDC_104~0)| ~Id_MCDC_104~0) (= |old(#t~string16.base)| |#t~string16.base|) (= |old(#t~string16.offset)| |#t~string16.offset|) (= |old(#t~string6.offset)| |#t~string6.offset|) (= |old(~#Id_MCDC_113~0.base)| |~#Id_MCDC_113~0.base|) (= |old(~Id_MCDC_108~0.offset)| ~Id_MCDC_108~0.offset) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |old(~#Id_MCDC_113~0.offset)| |~#Id_MCDC_113~0.offset|) (= |old(~Id_MCDC_105~0)| ~Id_MCDC_105~0) (= ~Id_MCDC_107~0.base |old(~Id_MCDC_107~0.base)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2021-04-15 23:51:43,096 INFO L198 CegarLoopUtils]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2021-04-15 23:51:43,096 INFO L198 CegarLoopUtils]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-04-15 23:51:43,096 INFO L201 CegarLoopUtils]: At program point L-1(line -1) the Hoare annotation is: true [2021-04-15 23:51:43,096 INFO L201 CegarLoopUtils]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2021-04-15 23:51:43,096 INFO L198 CegarLoopUtils]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-04-15 23:51:43,104 INFO L198 CegarLoopUtils]: For program point avoid_zeroEXIT(lines 9 15) no Hoare annotation was computed. [2021-04-15 23:51:43,105 INFO L198 CegarLoopUtils]: For program point L11(lines 11 14) no Hoare annotation was computed. [2021-04-15 23:51:43,105 INFO L198 CegarLoopUtils]: For program point L11-2(lines 9 15) no Hoare annotation was computed. [2021-04-15 23:51:43,105 INFO L201 CegarLoopUtils]: At program point avoid_zeroENTRY(lines 9 15) the Hoare annotation is: true [2021-04-15 23:51:43,105 INFO L198 CegarLoopUtils]: For program point L463(line 463) no Hoare annotation was computed. [2021-04-15 23:51:43,105 INFO L201 CegarLoopUtils]: At program point __VERIFIER_assertENTRY(lines 459 466) the Hoare annotation is: true [2021-04-15 23:51:43,106 INFO L198 CegarLoopUtils]: For program point L461(lines 461 464) no Hoare annotation was computed. [2021-04-15 23:51:43,106 INFO L198 CegarLoopUtils]: For program point L461-2(lines 459 466) no Hoare annotation was computed. [2021-04-15 23:51:43,106 INFO L198 CegarLoopUtils]: For program point __VERIFIER_assertEXIT(lines 459 466) no Hoare annotation was computed. [2021-04-15 23:51:43,107 INFO L198 CegarLoopUtils]: For program point __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION(line 463) no Hoare annotation was computed. [2021-04-15 23:51:43,116 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 15.04 11:51:43 BoogieIcfgContainer [2021-04-15 23:51:43,116 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-04-15 23:51:43,117 INFO L168 Benchmark]: Toolchain (without parser) took 4953.13 ms. Allocated memory was 181.4 MB in the beginning and 305.1 MB in the end (delta: 123.7 MB). Free memory was 146.3 MB in the beginning and 256.8 MB in the end (delta: -110.5 MB). Peak memory consumption was 163.4 MB. Max. memory is 8.0 GB. [2021-04-15 23:51:43,118 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 181.4 MB. Free memory is still 163.7 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-04-15 23:51:43,119 INFO L168 Benchmark]: CACSL2BoogieTranslator took 345.92 ms. Allocated memory is still 181.4 MB. Free memory was 146.1 MB in the beginning and 156.4 MB in the end (delta: -10.3 MB). Peak memory consumption was 10.5 MB. Max. memory is 8.0 GB. [2021-04-15 23:51:43,119 INFO L168 Benchmark]: Boogie Preprocessor took 79.09 ms. Allocated memory is still 181.4 MB. Free memory was 156.4 MB in the beginning and 152.7 MB in the end (delta: 3.7 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. [2021-04-15 23:51:43,123 INFO L168 Benchmark]: RCFGBuilder took 676.27 ms. Allocated memory is still 181.4 MB. Free memory was 152.7 MB in the beginning and 89.8 MB in the end (delta: 62.9 MB). Peak memory consumption was 62.9 MB. Max. memory is 8.0 GB. [2021-04-15 23:51:43,123 INFO L168 Benchmark]: TraceAbstraction took 3847.56 ms. Allocated memory was 181.4 MB in the beginning and 305.1 MB in the end (delta: 123.7 MB). Free memory was 89.3 MB in the beginning and 256.8 MB in the end (delta: -167.5 MB). Peak memory consumption was 106.7 MB. Max. memory is 8.0 GB. [2021-04-15 23:51:43,126 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 181.4 MB. Free memory is still 163.7 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 345.92 ms. Allocated memory is still 181.4 MB. Free memory was 146.1 MB in the beginning and 156.4 MB in the end (delta: -10.3 MB). Peak memory consumption was 10.5 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 79.09 ms. Allocated memory is still 181.4 MB. Free memory was 156.4 MB in the beginning and 152.7 MB in the end (delta: 3.7 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 676.27 ms. Allocated memory is still 181.4 MB. Free memory was 152.7 MB in the beginning and 89.8 MB in the end (delta: 62.9 MB). Peak memory consumption was 62.9 MB. Max. memory is 8.0 GB. * TraceAbstraction took 3847.56 ms. Allocated memory was 181.4 MB in the beginning and 305.1 MB in the end (delta: 123.7 MB). Free memory was 89.3 MB in the beginning and 256.8 MB in the end (delta: -167.5 MB). Peak memory consumption was 106.7 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 463]: 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 14 procedures, 136 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 2541.1ms, OverallIterations: 2, TraceHistogramMax: 2, EmptinessCheckTime: 20.6ms, AutomataDifference: 1647.4ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 1230.2ms, InitialAbstractionConstructionTime: 12.6ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 275 SDtfs, 407 SDslu, 223 SDs, 0 SdLazy, 519 SolverSat, 87 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 721.1ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 32 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 919.5ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=129occurred in iteration=0, InterpolantAutomatonStates: 9, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 43.3ms AutomataMinimizationTime, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0ms HoareAnnotationTime, 34 LocationsWithAnnotation, 83 PreInvPairs, 99 NumberOfFragments, 265 HoareAnnotationTreeSize, 83 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 279.6ms HoareSimplificationTime, 34 FomulaSimplificationsInter, 2613 FormulaSimplificationTreeSizeReductionInter, 930.3ms HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 25.8ms SsaConstructionTime, 131.6ms SatisfiabilityAnalysisTime, 570.1ms InterpolantComputationTime, 90 NumberOfCodeBlocks, 90 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 88 ConstructedInterpolants, 0 QuantifiedInterpolants, 376 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 3/3 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 226]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 406]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 376]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 308]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 358]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 209]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 352]: Loop Invariant Derived loop invariant: 1 RESULT: Ultimate proved your program to be correct! Received shutdown request...