/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/automizer/acceleratedInterpolation/acceleratedInterpolationFastUPR_32.epf -i ../../../trunk/examples/svcomp/ldv-regression/nested_structure_ptr-1.i -------------------------------------------------------------------------------- This is Ultimate 0.2.0-b8ad66e [2020-10-23 20:34:02,411 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-23 20:34:02,415 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-23 20:34:02,469 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2020-10-23 20:34:02,501 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-23 20:34:02,502 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-23 20:34:02,503 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-23 20:34:02,505 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-23 20:34:02,506 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-23 20:34:02,507 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-23 20:34:02,509 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-23 20:34:02,511 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-23 20:34:02,513 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-23 20:34:02,514 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-23 20:34:02,516 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-23 20:34:02,517 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-23 20:34:02,533 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-10-23 20:34:02,542 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-23 20:34:02,543 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-23 20:34:02,544 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-23 20:34:02,547 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationFastUPR_32.epf [2020-10-23 20:34:02,567 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-23 20:34:02,567 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-23 20:34:02,569 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-23 20:34:02,569 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-23 20:34:02,569 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-23 20:34:02,569 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-23 20:34:02,569 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-23 20:34:02,570 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-23 20:34:02,570 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-23 20:34:02,570 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-23 20:34:02,570 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-23 20:34:02,570 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-23 20:34:02,571 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-23 20:34:02,571 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-23 20:34:02,571 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-23 20:34:02,571 INFO L138 SettingsManager]: * Size of a code block=SingleStatement [2020-10-23 20:34:02,572 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-23 20:34:02,572 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-23 20:34:02,572 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-23 20:34:02,572 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-23 20:34:02,572 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=AcceleratedInterpolation [2020-10-23 20:34:02,573 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-23 20:34:02,573 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2020-10-23 20:34:02,930 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-23 20:34:02,986 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-23 20:34:02,991 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-23 20:34:02,993 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-23 20:34:02,993 INFO L275 PluginConnector]: CDTParser initialized [2020-10-23 20:34:02,994 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-regression/nested_structure_ptr-1.i [2020-10-23 20:34:03,086 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1513770bf/14351798eccb4b0abacb368f2ea4a560/FLAG31c523de3 [2020-10-23 20:34:03,788 INFO L306 CDTParser]: Found 1 translation units. [2020-10-23 20:34:03,789 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-regression/nested_structure_ptr-1.i [2020-10-23 20:34:03,797 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1513770bf/14351798eccb4b0abacb368f2ea4a560/FLAG31c523de3 [2020-10-23 20:34:04,195 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1513770bf/14351798eccb4b0abacb368f2ea4a560 [2020-10-23 20:34:04,198 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-23 20:34:04,209 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-23 20:34:04,214 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-23 20:34:04,214 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-23 20:34:04,218 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-23 20:34:04,219 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.10 08:34:04" (1/1) ... [2020-10-23 20:34:04,226 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@779d7891 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 08:34:04, skipping insertion in model container [2020-10-23 20:34:04,226 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.10 08:34:04" (1/1) ... [2020-10-23 20:34:04,235 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-23 20:34:04,251 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-23 20:34:04,435 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-23 20:34:04,447 INFO L203 MainTranslator]: Completed pre-run [2020-10-23 20:34:04,467 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-23 20:34:04,485 INFO L208 MainTranslator]: Completed translation [2020-10-23 20:34:04,486 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 08:34:04 WrapperNode [2020-10-23 20:34:04,486 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-23 20:34:04,487 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-23 20:34:04,488 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-23 20:34:04,488 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-23 20:34:04,503 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 08:34:04" (1/1) ... [2020-10-23 20:34:04,504 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 08:34:04" (1/1) ... [2020-10-23 20:34:04,512 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 08:34:04" (1/1) ... [2020-10-23 20:34:04,513 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 08:34:04" (1/1) ... [2020-10-23 20:34:04,522 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 08:34:04" (1/1) ... [2020-10-23 20:34:04,524 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 08:34:04" (1/1) ... [2020-10-23 20:34:04,526 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 08:34:04" (1/1) ... [2020-10-23 20:34:04,529 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-23 20:34:04,530 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-23 20:34:04,530 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-23 20:34:04,530 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-23 20:34:04,531 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 08:34:04" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-23 20:34:04,612 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-23 20:34:04,613 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-23 20:34:04,613 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-23 20:34:04,613 INFO L138 BoogieDeclarations]: Found implementation of procedure __blast_assert [2020-10-23 20:34:04,613 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-23 20:34:04,614 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-23 20:34:04,614 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-23 20:34:04,614 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-23 20:34:04,614 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-23 20:34:04,615 INFO L130 BoogieDeclarations]: Found specification of procedure __blast_assert [2020-10-23 20:34:04,615 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-23 20:34:04,615 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-23 20:34:04,615 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-10-23 20:34:04,616 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-23 20:34:04,616 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-23 20:34:04,616 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-23 20:34:04,616 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-23 20:34:04,616 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-23 20:34:04,617 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-23 20:34:04,617 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-23 20:34:05,028 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-23 20:34:05,028 INFO L298 CfgBuilder]: Removed 0 assume(true) statements. [2020-10-23 20:34:05,030 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.10 08:34:05 BoogieIcfgContainer [2020-10-23 20:34:05,031 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-23 20:34:05,032 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-23 20:34:05,033 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-23 20:34:05,037 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-23 20:34:05,038 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.10 08:34:04" (1/3) ... [2020-10-23 20:34:05,039 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7a55bc9d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.10 08:34:05, skipping insertion in model container [2020-10-23 20:34:05,040 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 08:34:04" (2/3) ... [2020-10-23 20:34:05,040 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7a55bc9d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.10 08:34:05, skipping insertion in model container [2020-10-23 20:34:05,040 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.10 08:34:05" (3/3) ... [2020-10-23 20:34:05,042 INFO L111 eAbstractionObserver]: Analyzing ICFG nested_structure_ptr-1.i [2020-10-23 20:34:05,057 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:AcceleratedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-23 20:34:05,062 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-23 20:34:05,078 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-23 20:34:05,112 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-23 20:34:05,113 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-23 20:34:05,113 INFO L379 AbstractCegarLoop]: Compute interpolants for AcceleratedInterpolation [2020-10-23 20:34:05,113 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-23 20:34:05,113 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-23 20:34:05,113 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-23 20:34:05,114 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-23 20:34:05,114 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-23 20:34:05,136 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states. [2020-10-23 20:34:05,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2020-10-23 20:34:05,148 INFO L414 BasicCegarLoop]: Found error trace [2020-10-23 20:34:05,149 INFO L422 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] [2020-10-23 20:34:05,150 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-23 20:34:05,165 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-23 20:34:05,165 INFO L82 PathProgramCache]: Analyzing trace with hash 1907577823, now seen corresponding path program 1 times [2020-10-23 20:34:05,174 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-23 20:34:05,175 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [796493393] [2020-10-23 20:34:05,176 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-23 20:34:05,257 INFO L321 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-10-23 20:34:05,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 20:34:06,374 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-23 20:34:06,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 20:34:06,418 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-23 20:34:06,420 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [796493393] [2020-10-23 20:34:06,422 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-23 20:34:06,423 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2020-10-23 20:34:06,423 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1536986220] [2020-10-23 20:34:06,429 INFO L461 AbstractCegarLoop]: Interpolant automaton has 17 states [2020-10-23 20:34:06,429 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-23 20:34:06,445 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2020-10-23 20:34:06,446 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=238, Unknown=0, NotChecked=0, Total=272 [2020-10-23 20:34:06,449 INFO L87 Difference]: Start difference. First operand 53 states. Second operand 17 states. [2020-10-23 20:34:07,413 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 72 [2020-10-23 20:34:07,565 WARN L193 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 41 [2020-10-23 20:34:08,117 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-23 20:34:08,117 INFO L93 Difference]: Finished difference Result 67 states and 66 transitions. [2020-10-23 20:34:08,120 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2020-10-23 20:34:08,121 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 33 [2020-10-23 20:34:08,122 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-23 20:34:08,127 INFO L225 Difference]: With dead ends: 67 [2020-10-23 20:34:08,128 INFO L226 Difference]: Without dead ends: 0 [2020-10-23 20:34:08,133 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 156 ImplicationChecksByTransitivity, 1.9s TimeCoverageRelationStatistics Valid=221, Invalid=969, Unknown=0, NotChecked=0, Total=1190 [2020-10-23 20:34:08,150 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-23 20:34:08,156 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-23 20:34:08,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-23 20:34:08,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-23 20:34:08,159 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 33 [2020-10-23 20:34:08,159 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-23 20:34:08,159 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-23 20:34:08,159 INFO L482 AbstractCegarLoop]: Interpolant automaton has 17 states. [2020-10-23 20:34:08,159 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-23 20:34:08,159 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-23 20:34:08,160 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-23 20:34:08,162 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-23 20:34:08,557 WARN L193 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 41 [2020-10-23 20:34:09,228 INFO L277 CegarLoopResult]: At program point reach_errorEXIT(line 3) the Hoare annotation is: true [2020-10-23 20:34:09,228 INFO L277 CegarLoopResult]: At program point reach_errorENTRY(line 3) the Hoare annotation is: true [2020-10-23 20:34:09,228 INFO L277 CegarLoopResult]: At program point reach_errorFINAL(line 3) the Hoare annotation is: true [2020-10-23 20:34:09,228 INFO L277 CegarLoopResult]: At program point reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) the Hoare annotation is: true [2020-10-23 20:34:09,229 INFO L277 CegarLoopResult]: At program point L3-2(line 3) the Hoare annotation is: true [2020-10-23 20:34:09,229 INFO L277 CegarLoopResult]: At program point L3-3(line 3) the Hoare annotation is: true [2020-10-23 20:34:09,229 INFO L277 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: true [2020-10-23 20:34:09,229 INFO L277 CegarLoopResult]: At program point L3-4(line 3) the Hoare annotation is: true [2020-10-23 20:34:09,229 INFO L277 CegarLoopResult]: At program point L-1-1(line -1) the Hoare annotation is: true [2020-10-23 20:34:09,229 INFO L277 CegarLoopResult]: At program point ULTIMATE.initFINAL(line 3) the Hoare annotation is: true [2020-10-23 20:34:09,230 INFO L270 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |old(#length)| |#length|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= |#t~string4.base| |old(#t~string4.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#valid)| |#valid|)) [2020-10-23 20:34:09,230 INFO L277 CegarLoopResult]: At program point L3(line 3) the Hoare annotation is: true [2020-10-23 20:34:09,233 INFO L277 CegarLoopResult]: At program point L3-1(line 3) the Hoare annotation is: true [2020-10-23 20:34:09,233 INFO L277 CegarLoopResult]: At program point ULTIMATE.initEXIT(line -1) the Hoare annotation is: true [2020-10-23 20:34:09,233 INFO L277 CegarLoopResult]: At program point L12(line 12) the Hoare annotation is: true [2020-10-23 20:34:09,233 INFO L277 CegarLoopResult]: At program point __blast_assertEXIT(lines 10 13) the Hoare annotation is: true [2020-10-23 20:34:09,234 INFO L277 CegarLoopResult]: At program point __blast_assertFINAL(lines 10 13) the Hoare annotation is: true [2020-10-23 20:34:09,234 INFO L277 CegarLoopResult]: At program point __blast_assertENTRY(lines 10 13) the Hoare annotation is: true [2020-10-23 20:34:09,234 INFO L277 CegarLoopResult]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2020-10-23 20:34:09,235 INFO L277 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: true [2020-10-23 20:34:09,235 INFO L277 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-23 20:34:09,235 INFO L277 CegarLoopResult]: At program point ULTIMATE.startFINAL(line -1) the Hoare annotation is: true [2020-10-23 20:34:09,236 INFO L270 CegarLoopResult]: At program point L33(line 33) the Hoare annotation is: (let ((.cse1 (+ |main_~#good~0.offset| 4)) (.cse3 (+ main_~ptr~0.offset 4))) (let ((.cse6 (select (select |#memory_$Pointer$.base| main_~ptr~0.base) .cse3)) (.cse5 (select (select |#memory_$Pointer$.base| |main_~#good~0.base|) .cse1))) (let ((.cse0 (select (select |#memory_$Pointer$.base| |main_~#inner~0.base|) (+ |main_~#inner~0.offset| 4))) (.cse4 (select (select |#memory_$Pointer$.base| .cse5) 4)) (.cse2 (select (select |#memory_$Pointer$.base| .cse6) 4))) (and (= 3 (select (select |#memory_int| |main_~#im~0.base|) 0)) (= (select (select |#memory_int| .cse0) |main_~#good~0.offset|) 3) (not (= |main_~#good~0.base| .cse0)) (= (select (select |#memory_$Pointer$.offset| |main_~#good~0.base|) .cse1) 0) (= |main_~#inner~0.offset| 0) (= main_~ptr~0.offset 0) (not (= main_~ptr~0.base .cse2)) (= (select (select |#memory_$Pointer$.offset| main_~ptr~0.base) .cse3) 0) (= |main_~#good~0.offset| 0) (not (= .cse4 .cse5)) (= 0 |main_~#im~0.offset|) (not (= .cse0 |main_~#inner~0.base|)) (not (= |main_~#good~0.base| .cse4)) (= (select |#valid| |main_~#im~0.base|) 1) (not (= .cse6 .cse2)) (not (= |main_~#im~0.base| |main_~#inner~0.base|)))))) [2020-10-23 20:34:09,236 INFO L270 CegarLoopResult]: At program point L33-1(line 33) the Hoare annotation is: (let ((.cse2 (+ |main_~#good~0.offset| 4))) (let ((.cse5 (select (select |#memory_$Pointer$.base| |main_~#good~0.base|) .cse2))) (let ((.cse1 (select (select |#memory_$Pointer$.base| |main_#t~mem7.base|) (+ |main_#t~mem7.offset| 4))) (.cse3 (+ main_~ptr~0.offset 4)) (.cse0 (select (select |#memory_$Pointer$.base| |main_~#inner~0.base|) (+ |main_~#inner~0.offset| 4))) (.cse4 (select (select |#memory_$Pointer$.base| .cse5) 4))) (and (= 3 (select (select |#memory_int| |main_~#im~0.base|) 0)) (= (select (select |#memory_int| .cse0) |main_~#good~0.offset|) 3) (= |main_#t~mem7.offset| 0) (not (= |main_~#good~0.base| .cse0)) (not (= main_~ptr~0.base .cse1)) (= (select (select |#memory_$Pointer$.offset| |main_~#good~0.base|) .cse2) 0) (= |main_~#inner~0.offset| 0) (= main_~ptr~0.offset 0) (= |main_#t~mem7.base| (select (select |#memory_$Pointer$.base| main_~ptr~0.base) .cse3)) (not (= |main_#t~mem7.base| .cse1)) (= (select (select |#memory_$Pointer$.offset| main_~ptr~0.base) .cse3) 0) (= |main_~#good~0.offset| 0) (not (= .cse4 .cse5)) (= 0 |main_~#im~0.offset|) (not (= .cse0 |main_~#inner~0.base|)) (not (= |main_~#good~0.base| .cse4)) (= (select |#valid| |main_~#im~0.base|) 1) (not (= |main_~#im~0.base| |main_~#inner~0.base|)))))) [2020-10-23 20:34:09,236 INFO L270 CegarLoopResult]: At program point L31(line 31) the Hoare annotation is: (let ((.cse0 (select (select |#memory_$Pointer$.base| |main_~#inner~0.base|) (+ |main_~#inner~0.offset| 4)))) (and (= |main_~#good~0.offset| 0) (= 3 (select (select |#memory_int| |main_~#im~0.base|) 0)) (= (select (select |#memory_int| .cse0) |main_~#good~0.offset|) 3) (= 0 |main_~#im~0.offset|) (not (= .cse0 |main_~#inner~0.base|)) (= |main_~#inner~0.offset| 0) (= (select |#valid| |main_~#im~0.base|) 1) (not (= |main_~#im~0.base| |main_~#inner~0.base|)))) [2020-10-23 20:34:09,238 INFO L270 CegarLoopResult]: At program point L33-2(line 33) the Hoare annotation is: (let ((.cse2 (+ |main_~#good~0.offset| 4))) (let ((.cse3 (+ main_~ptr~0.offset 4)) (.cse5 (select (select |#memory_$Pointer$.base| |main_~#good~0.base|) .cse2))) (let ((.cse0 (select (select |#memory_$Pointer$.base| |main_~#inner~0.base|) (+ |main_~#inner~0.offset| 4))) (.cse4 (select (select |#memory_$Pointer$.base| .cse5) 4)) (.cse1 (select (select |#memory_$Pointer$.base| main_~ptr~0.base) .cse3))) (and (= 3 (select (select |#memory_int| |main_~#im~0.base|) 0)) (= (select (select |#memory_int| .cse0) |main_~#good~0.offset|) 3) (= |main_#t~mem7.offset| 0) (= |main_#t~mem8.offset| (select (select |#memory_$Pointer$.offset| .cse1) 4)) (not (= |main_~#good~0.base| .cse0)) (= (select (select |#memory_$Pointer$.offset| |main_~#good~0.base|) .cse2) 0) (= |main_~#inner~0.offset| 0) (= main_~ptr~0.offset 0) (= |main_#t~mem7.base| .cse1) (= (select (select |#memory_$Pointer$.offset| main_~ptr~0.base) .cse3) 0) (= |main_~#good~0.offset| 0) (not (= .cse4 .cse5)) (not (= |main_#t~mem8.base| main_~ptr~0.base)) (not (= |main_#t~mem8.base| .cse1)) (= 0 |main_~#im~0.offset|) (not (= .cse0 |main_~#inner~0.base|)) (not (= |main_~#good~0.base| .cse4)) (= |main_#t~mem8.base| (select (select |#memory_$Pointer$.base| .cse1) 4)) (= (select |#valid| |main_~#im~0.base|) 1) (not (= |main_~#im~0.base| |main_~#inner~0.base|)))))) [2020-10-23 20:34:09,238 INFO L270 CegarLoopResult]: At program point L31-1(line 31) the Hoare annotation is: (let ((.cse0 (select (select |#memory_$Pointer$.base| |main_~#inner~0.base|) (+ |main_~#inner~0.offset| 4)))) (and (= |main_~#good~0.offset| 0) (= 3 (select (select |#memory_int| |main_~#im~0.base|) 0)) (= (select (select |#memory_int| .cse0) |main_~#good~0.offset|) 3) (= 0 |main_~#im~0.offset|) (not (= |main_~#good~0.base| .cse0)) (not (= .cse0 |main_~#inner~0.base|)) (= |main_~#inner~0.offset| 0) (= (select |#valid| |main_~#im~0.base|) 1) (not (= |main_~#im~0.base| |main_~#inner~0.base|)))) [2020-10-23 20:34:09,238 INFO L270 CegarLoopResult]: At program point L33-3(line 33) the Hoare annotation is: (let ((.cse3 (+ main_~ptr~0.offset 4))) (let ((.cse0 (select (select |#memory_$Pointer$.base| main_~ptr~0.base) .cse3))) (let ((.cse1 (select (select |#memory_$Pointer$.offset| .cse0) 4)) (.cse2 (select (select |#memory_$Pointer$.base| .cse0) 4))) (and (not (= |main_#t~mem8.base| main_~ptr~0.base)) (not (= |main_#t~mem8.base| .cse0)) (= |main_#t~mem7.offset| 0) (= 0 |main_~#im~0.offset|) (= |main_#t~mem8.offset| .cse1) (= (select (select |#memory_int| .cse2) .cse1) 4) (= main_~ptr~0.offset 0) (= |main_#t~mem8.base| .cse2) (= (select |#valid| |main_~#im~0.base|) 1) (= |main_#t~mem7.base| .cse0) (= (select (select |#memory_$Pointer$.offset| main_~ptr~0.base) .cse3) 0))))) [2020-10-23 20:34:09,239 INFO L270 CegarLoopResult]: At program point L29(line 29) the Hoare annotation is: (and (= 0 |main_~#im~0.offset|) (= (select |#valid| |main_~#im~0.base|) 1)) [2020-10-23 20:34:09,239 INFO L270 CegarLoopResult]: At program point L31-2(line 31) the Hoare annotation is: (let ((.cse3 (+ |main_~#good~0.offset| 4))) (let ((.cse1 (select (select |#memory_$Pointer$.base| |main_~#good~0.base|) .cse3))) (let ((.cse2 (select (select |#memory_$Pointer$.base| |main_~#inner~0.base|) (+ |main_~#inner~0.offset| 4))) (.cse0 (select (select |#memory_$Pointer$.base| .cse1) 4))) (and (= |main_~#good~0.offset| 0) (not (= .cse0 .cse1)) (= 3 (select (select |#memory_int| |main_~#im~0.base|) 0)) (= (select (select |#memory_int| .cse2) |main_~#good~0.offset|) 3) (= 0 |main_~#im~0.offset|) (not (= |main_~#good~0.base| .cse2)) (not (= .cse2 |main_~#inner~0.base|)) (not (= |main_~#good~0.base| .cse0)) (= (select (select |#memory_$Pointer$.offset| |main_~#good~0.base|) .cse3) 0) (= |main_~#inner~0.offset| 0) (= (select |#valid| |main_~#im~0.base|) 1) (not (= |main_~#im~0.base| |main_~#inner~0.base|)))))) [2020-10-23 20:34:09,239 INFO L270 CegarLoopResult]: At program point L33-4(line 33) the Hoare annotation is: (let ((.cse2 (+ main_~ptr~0.offset 4))) (let ((.cse1 (select (select |#memory_$Pointer$.base| main_~ptr~0.base) .cse2)) (.cse0 (select (select |#memory_$Pointer$.base| |main_#t~mem7.base|) (+ |main_#t~mem7.offset| 4)))) (and (= |main_#t~mem7.offset| 0) (= 0 |main_~#im~0.offset|) (not (= main_~ptr~0.base .cse0)) (= (select (select |#memory_int| (select (select |#memory_$Pointer$.base| .cse1) 4)) (select (select |#memory_$Pointer$.offset| .cse1) 4)) 4) (= main_~ptr~0.offset 0) (= (select |#valid| |main_~#im~0.base|) 1) (= |main_#t~mem7.base| .cse1) (not (= |main_#t~mem7.base| .cse0)) (= (select (select |#memory_$Pointer$.offset| main_~ptr~0.base) .cse2) 0)))) [2020-10-23 20:34:09,239 INFO L270 CegarLoopResult]: At program point L29-1(line 29) the Hoare annotation is: (and (= 3 (select (select |#memory_int| |main_~#im~0.base|) 0)) (= 0 |main_~#im~0.offset|) (= (select |#valid| |main_~#im~0.base|) 1)) [2020-10-23 20:34:09,240 INFO L270 CegarLoopResult]: At program point L31-3(line 31) the Hoare annotation is: (let ((.cse2 (+ main_~ptr~0.offset 4))) (let ((.cse1 (select (select |#memory_$Pointer$.base| main_~ptr~0.base) .cse2))) (let ((.cse0 (select (select |#memory_$Pointer$.base| .cse1) 4))) (and (= (select (select |#memory_int| .cse0) (select (select |#memory_$Pointer$.offset| .cse1) 4)) 4) (= main_~ptr~0.offset 0) (not (= .cse1 .cse0)) (not (= main_~ptr~0.base .cse0)) (= (select (select |#memory_$Pointer$.offset| main_~ptr~0.base) .cse2) 0))))) [2020-10-23 20:34:09,241 INFO L270 CegarLoopResult]: At program point L29-2(line 29) the Hoare annotation is: (let ((.cse2 (+ main_~ptr~0.offset 4))) (let ((.cse1 (select (select |#memory_$Pointer$.base| main_~ptr~0.base) .cse2))) (let ((.cse0 (select (select |#memory_$Pointer$.base| .cse1) 4))) (and (= 0 |main_~#im~0.offset|) (= (select (select |#memory_int| .cse0) (select (select |#memory_$Pointer$.offset| .cse1) 4)) 4) (= main_~ptr~0.offset 0) (= (select |#valid| |main_~#im~0.base|) 1) (not (= .cse1 .cse0)) (not (= main_~ptr~0.base .cse0)) (= (select (select |#memory_$Pointer$.offset| main_~ptr~0.base) .cse2) 0))))) [2020-10-23 20:34:09,241 INFO L270 CegarLoopResult]: At program point L31-4(line 31) the Hoare annotation is: (let ((.cse2 (+ main_~ptr~0.offset 4))) (let ((.cse1 (select (select |#memory_$Pointer$.base| main_~ptr~0.base) .cse2))) (let ((.cse0 (select (select |#memory_$Pointer$.base| .cse1) 4))) (and (= (select (select |#memory_int| .cse0) (select (select |#memory_$Pointer$.offset| .cse1) 4)) 4) (= main_~ptr~0.offset 0) (not (= .cse1 .cse0)) (not (= main_~ptr~0.base .cse0)) (= (select (select |#memory_$Pointer$.offset| main_~ptr~0.base) .cse2) 0))))) [2020-10-23 20:34:09,242 INFO L270 CegarLoopResult]: At program point L29-3(line 29) the Hoare annotation is: (let ((.cse2 (+ main_~ptr~0.offset 4))) (let ((.cse1 (select (select |#memory_$Pointer$.base| main_~ptr~0.base) .cse2))) (let ((.cse0 (select (select |#memory_$Pointer$.base| .cse1) 4))) (and (= (select (select |#memory_int| .cse0) (select (select |#memory_$Pointer$.offset| .cse1) 4)) 4) (= main_~ptr~0.offset 0) (not (= .cse1 .cse0)) (not (= main_~ptr~0.base .cse0)) (= (select (select |#memory_$Pointer$.offset| main_~ptr~0.base) .cse2) 0))))) [2020-10-23 20:34:09,242 INFO L270 CegarLoopResult]: At program point mainEXIT(lines 27 36) the Hoare annotation is: (let ((.cse2 (+ main_~ptr~0.offset 4))) (let ((.cse1 (select (select |#memory_$Pointer$.base| main_~ptr~0.base) .cse2))) (let ((.cse0 (select (select |#memory_$Pointer$.base| .cse1) 4))) (and (= (select (select |#memory_int| .cse0) (select (select |#memory_$Pointer$.offset| .cse1) 4)) 4) (= main_~ptr~0.offset 0) (not (= .cse1 .cse0)) (not (= main_~ptr~0.base .cse0)) (= (select (select |#memory_$Pointer$.offset| main_~ptr~0.base) .cse2) 0))))) [2020-10-23 20:34:09,242 INFO L270 CegarLoopResult]: At program point mainFINAL(lines 27 36) the Hoare annotation is: (let ((.cse2 (+ main_~ptr~0.offset 4))) (let ((.cse1 (select (select |#memory_$Pointer$.base| main_~ptr~0.base) .cse2))) (let ((.cse0 (select (select |#memory_$Pointer$.base| .cse1) 4))) (and (= (select (select |#memory_int| .cse0) (select (select |#memory_$Pointer$.offset| .cse1) 4)) 4) (= main_~ptr~0.offset 0) (not (= .cse1 .cse0)) (not (= main_~ptr~0.base .cse0)) (= (select (select |#memory_$Pointer$.offset| main_~ptr~0.base) .cse2) 0))))) [2020-10-23 20:34:09,243 INFO L270 CegarLoopResult]: At program point L34(line 34) the Hoare annotation is: (let ((.cse2 (+ main_~ptr~0.offset 4))) (let ((.cse1 (select (select |#memory_$Pointer$.base| main_~ptr~0.base) .cse2))) (let ((.cse0 (select (select |#memory_$Pointer$.base| .cse1) 4))) (and (= 0 |main_~#im~0.offset|) (= (select (select |#memory_int| .cse0) (select (select |#memory_$Pointer$.offset| .cse1) 4)) 4) (= main_~ptr~0.offset 0) (= (select |#valid| |main_~#im~0.base|) 1) (not (= .cse1 .cse0)) (not (= main_~ptr~0.base .cse0)) (= (select (select |#memory_$Pointer$.offset| main_~ptr~0.base) .cse2) 0))))) [2020-10-23 20:34:09,243 INFO L270 CegarLoopResult]: At program point L34-1(line 34) the Hoare annotation is: (let ((.cse3 (+ main_~ptr~0.offset 4))) (let ((.cse1 (select (select |#memory_$Pointer$.base| main_~ptr~0.base) .cse3))) (let ((.cse0 (select (select |#memory_$Pointer$.base| .cse1) 4))) (and (= 0 |main_~#im~0.offset|) (= (select (select |#memory_int| .cse0) (select (select |#memory_$Pointer$.offset| .cse1) 4)) 4) (= (let ((.cse2 (+ |main_#t~mem9.offset| 4))) (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |main_#t~mem9.base|) .cse2)) (select (select |#memory_$Pointer$.offset| |main_#t~mem9.base|) .cse2))) 4) (= main_~ptr~0.offset 0) (= (select |#valid| |main_~#im~0.base|) 1) (not (= .cse1 .cse0)) (not (= main_~ptr~0.base .cse0)) (= 0 |main_#t~mem9.offset|) (= (select (select |#memory_$Pointer$.offset| main_~ptr~0.base) .cse3) 0))))) [2020-10-23 20:34:09,244 INFO L270 CegarLoopResult]: At program point L34-2(line 34) the Hoare annotation is: (let ((.cse3 (+ main_~ptr~0.offset 4))) (let ((.cse1 (select (select |#memory_$Pointer$.base| main_~ptr~0.base) .cse3))) (let ((.cse0 (select (select |#memory_$Pointer$.base| .cse1) 4))) (and (= (select (select |#memory_int| |main_#t~mem10.base|) |main_#t~mem10.offset|) 4) (= 0 |main_~#im~0.offset|) (= (select (select |#memory_int| .cse0) (select (select |#memory_$Pointer$.offset| .cse1) 4)) 4) (= (let ((.cse2 (+ |main_#t~mem9.offset| 4))) (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |main_#t~mem9.base|) .cse2)) (select (select |#memory_$Pointer$.offset| |main_#t~mem9.base|) .cse2))) 4) (= main_~ptr~0.offset 0) (= (select |#valid| |main_~#im~0.base|) 1) (not (= .cse1 .cse0)) (not (= main_~ptr~0.base .cse0)) (= 0 |main_#t~mem9.offset|) (= (select (select |#memory_$Pointer$.offset| main_~ptr~0.base) .cse3) 0))))) [2020-10-23 20:34:09,244 INFO L270 CegarLoopResult]: At program point L34-3(line 34) the Hoare annotation is: (let ((.cse3 (+ main_~ptr~0.offset 4))) (let ((.cse1 (select (select |#memory_$Pointer$.base| main_~ptr~0.base) .cse3))) (let ((.cse0 (select (select |#memory_$Pointer$.base| .cse1) 4))) (and (= (select (select |#memory_int| |main_#t~mem10.base|) |main_#t~mem10.offset|) 4) (= |main_#t~mem11| 4) (= 0 |main_~#im~0.offset|) (= (select (select |#memory_int| .cse0) (select (select |#memory_$Pointer$.offset| .cse1) 4)) 4) (= (let ((.cse2 (+ |main_#t~mem9.offset| 4))) (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |main_#t~mem9.base|) .cse2)) (select (select |#memory_$Pointer$.offset| |main_#t~mem9.base|) .cse2))) 4) (= main_~ptr~0.offset 0) (= (select |#valid| |main_~#im~0.base|) 1) (not (= .cse1 .cse0)) (not (= main_~ptr~0.base .cse0)) (= 0 |main_#t~mem9.offset|) (= (select (select |#memory_$Pointer$.offset| main_~ptr~0.base) .cse3) 0))))) [2020-10-23 20:34:09,244 INFO L270 CegarLoopResult]: At program point L30(line 30) the Hoare annotation is: (and (= 3 (select (select |#memory_int| |main_~#im~0.base|) 0)) (= 0 |main_~#im~0.offset|) (= |main_~#inner~0.offset| 0) (= (select |#valid| |main_~#im~0.base|) 1) (not (= |main_~#im~0.base| |main_~#inner~0.base|))) [2020-10-23 20:34:09,244 INFO L270 CegarLoopResult]: At program point mainENTRY(lines 27 36) the Hoare annotation is: (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|)) [2020-10-23 20:34:09,245 INFO L270 CegarLoopResult]: At program point L30-1(line 30) the Hoare annotation is: (and (= 3 (select (select |#memory_int| |main_~#im~0.base|) 0)) (= 0 |main_~#im~0.offset|) (= |main_~#inner~0.offset| 0) (= (select |#valid| |main_~#im~0.base|) 1) (not (= |main_~#im~0.base| |main_~#inner~0.base|))) [2020-10-23 20:34:09,245 INFO L270 CegarLoopResult]: At program point L34-5(line 34) the Hoare annotation is: false [2020-10-23 20:34:09,245 INFO L270 CegarLoopResult]: At program point L30-2(line 30) the Hoare annotation is: (let ((.cse0 (select (select |#memory_$Pointer$.base| |main_~#inner~0.base|) (+ |main_~#inner~0.offset| 4)))) (and (= 3 (select (select |#memory_int| |main_~#im~0.base|) 0)) (= 0 |main_~#im~0.offset|) (not (= .cse0 |main_~#inner~0.base|)) (= |main_~#inner~0.offset| 0) (= (select (select |#memory_int| .cse0) 0) 3) (= (select |#valid| |main_~#im~0.base|) 1) (not (= |main_~#im~0.base| |main_~#inner~0.base|)))) [2020-10-23 20:34:09,245 INFO L270 CegarLoopResult]: At program point L34-6(line 34) the Hoare annotation is: (let ((.cse3 (+ main_~ptr~0.offset 4))) (let ((.cse1 (select (select |#memory_$Pointer$.base| main_~ptr~0.base) .cse3))) (let ((.cse0 (select (select |#memory_$Pointer$.base| .cse1) 4))) (and (= (select (select |#memory_int| |main_#t~mem10.base|) |main_#t~mem10.offset|) 4) (= |main_#t~mem11| 4) (= 0 |main_~#im~0.offset|) (= (select (select |#memory_int| .cse0) (select (select |#memory_$Pointer$.offset| .cse1) 4)) 4) (= (let ((.cse2 (+ |main_#t~mem9.offset| 4))) (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |main_#t~mem9.base|) .cse2)) (select (select |#memory_$Pointer$.offset| |main_#t~mem9.base|) .cse2))) 4) (= main_~ptr~0.offset 0) (= (select |#valid| |main_~#im~0.base|) 1) (not (= .cse1 .cse0)) (not (= main_~ptr~0.base .cse0)) (= 0 |main_#t~mem9.offset|) (= (select (select |#memory_$Pointer$.offset| main_~ptr~0.base) .cse3) 0))))) [2020-10-23 20:34:09,246 INFO L270 CegarLoopResult]: At program point L34-7(line 34) the Hoare annotation is: (let ((.cse3 (+ main_~ptr~0.offset 4))) (let ((.cse1 (select (select |#memory_$Pointer$.base| main_~ptr~0.base) .cse3))) (let ((.cse0 (select (select |#memory_$Pointer$.base| .cse1) 4))) (and (= |main_#t~mem11| 4) (= 0 |main_~#im~0.offset|) (= (select (select |#memory_int| .cse0) (select (select |#memory_$Pointer$.offset| .cse1) 4)) 4) (= (let ((.cse2 (+ |main_#t~mem9.offset| 4))) (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |main_#t~mem9.base|) .cse2)) (select (select |#memory_$Pointer$.offset| |main_#t~mem9.base|) .cse2))) 4) (= main_~ptr~0.offset 0) (= (select |#valid| |main_~#im~0.base|) 1) (not (= .cse1 .cse0)) (not (= main_~ptr~0.base .cse0)) (= 0 |main_#t~mem9.offset|) (= (select (select |#memory_$Pointer$.offset| main_~ptr~0.base) .cse3) 0))))) [2020-10-23 20:34:09,246 INFO L270 CegarLoopResult]: At program point L30-3(line 30) the Hoare annotation is: (let ((.cse2 (+ main_~ptr~0.offset 4))) (let ((.cse1 (select (select |#memory_$Pointer$.base| main_~ptr~0.base) .cse2))) (let ((.cse0 (select (select |#memory_$Pointer$.base| .cse1) 4))) (and (= (select (select |#memory_int| .cse0) (select (select |#memory_$Pointer$.offset| .cse1) 4)) 4) (= main_~ptr~0.offset 0) (not (= .cse1 .cse0)) (not (= main_~ptr~0.base .cse0)) (= (select (select |#memory_$Pointer$.offset| main_~ptr~0.base) .cse2) 0))))) [2020-10-23 20:34:09,246 INFO L270 CegarLoopResult]: At program point L34-8(line 34) the Hoare annotation is: (let ((.cse2 (+ main_~ptr~0.offset 4))) (let ((.cse1 (select (select |#memory_$Pointer$.base| main_~ptr~0.base) .cse2))) (let ((.cse0 (select (select |#memory_$Pointer$.base| .cse1) 4))) (and (= |main_#t~mem11| 4) (= 0 |main_~#im~0.offset|) (= (select (select |#memory_int| .cse0) (select (select |#memory_$Pointer$.offset| .cse1) 4)) 4) (= main_~ptr~0.offset 0) (= (select |#valid| |main_~#im~0.base|) 1) (not (= .cse1 .cse0)) (not (= main_~ptr~0.base .cse0)) (= (select (select |#memory_$Pointer$.offset| main_~ptr~0.base) .cse2) 0))))) [2020-10-23 20:34:09,246 INFO L270 CegarLoopResult]: At program point L30-4(line 30) the Hoare annotation is: (let ((.cse2 (+ main_~ptr~0.offset 4))) (let ((.cse1 (select (select |#memory_$Pointer$.base| main_~ptr~0.base) .cse2))) (let ((.cse0 (select (select |#memory_$Pointer$.base| .cse1) 4))) (and (= (select (select |#memory_int| .cse0) (select (select |#memory_$Pointer$.offset| .cse1) 4)) 4) (= main_~ptr~0.offset 0) (not (= .cse1 .cse0)) (not (= main_~ptr~0.base .cse0)) (= (select (select |#memory_$Pointer$.offset| main_~ptr~0.base) .cse2) 0))))) [2020-10-23 20:34:09,247 INFO L270 CegarLoopResult]: At program point L35(line 35) the Hoare annotation is: (let ((.cse2 (+ main_~ptr~0.offset 4))) (let ((.cse1 (select (select |#memory_$Pointer$.base| main_~ptr~0.base) .cse2))) (let ((.cse0 (select (select |#memory_$Pointer$.base| .cse1) 4))) (and (= 0 |main_~#im~0.offset|) (= (select (select |#memory_int| .cse0) (select (select |#memory_$Pointer$.offset| .cse1) 4)) 4) (= main_~ptr~0.offset 0) (= (select |#valid| |main_~#im~0.base|) 1) (not (= .cse1 .cse0)) (not (= main_~ptr~0.base .cse0)) (= (select (select |#memory_$Pointer$.offset| main_~ptr~0.base) .cse2) 0))))) [2020-10-23 20:34:09,266 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-10-23 20:34:09,268 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-10-23 20:34:09,272 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-10-23 20:34:09,272 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-10-23 20:34:09,274 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-10-23 20:34:09,274 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-10-23 20:34:09,279 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-10-23 20:34:09,280 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-10-23 20:34:09,280 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-10-23 20:34:09,281 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-10-23 20:34:09,282 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-23 20:34:09,283 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-10-23 20:34:09,283 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-10-23 20:34:09,283 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-10-23 20:34:09,283 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-10-23 20:34:09,285 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-10-23 20:34:09,285 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-10-23 20:34:09,286 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-10-23 20:34:09,287 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-10-23 20:34:09,288 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-10-23 20:34:09,288 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-10-23 20:34:09,292 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.10 08:34:09 BoogieIcfgContainer [2020-10-23 20:34:09,292 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-23 20:34:09,299 INFO L168 Benchmark]: Toolchain (without parser) took 5091.82 ms. Allocated memory was 162.5 MB in the beginning and 199.2 MB in the end (delta: 36.7 MB). Free memory was 138.2 MB in the beginning and 116.6 MB in the end (delta: 21.5 MB). Peak memory consumption was 109.7 MB. Max. memory is 8.0 GB. [2020-10-23 20:34:09,301 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 162.5 MB. Free memory is still 137.7 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-10-23 20:34:09,305 INFO L168 Benchmark]: CACSL2BoogieTranslator took 272.59 ms. Allocated memory is still 162.5 MB. Free memory was 137.5 MB in the beginning and 128.0 MB in the end (delta: 9.4 MB). Peak memory consumption was 9.4 MB. Max. memory is 8.0 GB. [2020-10-23 20:34:09,306 INFO L168 Benchmark]: Boogie Preprocessor took 41.56 ms. Allocated memory is still 162.5 MB. Free memory was 128.0 MB in the beginning and 126.4 MB in the end (delta: 1.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2020-10-23 20:34:09,307 INFO L168 Benchmark]: RCFGBuilder took 500.97 ms. Allocated memory is still 162.5 MB. Free memory was 126.4 MB in the beginning and 143.0 MB in the end (delta: -16.6 MB). Peak memory consumption was 18.7 MB. Max. memory is 8.0 GB. [2020-10-23 20:34:09,310 INFO L168 Benchmark]: TraceAbstraction took 4259.99 ms. Allocated memory was 162.5 MB in the beginning and 199.2 MB in the end (delta: 36.7 MB). Free memory was 142.5 MB in the beginning and 116.6 MB in the end (delta: 25.8 MB). Peak memory consumption was 113.0 MB. Max. memory is 8.0 GB. [2020-10-23 20:34:09,319 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 162.5 MB. Free memory is still 137.7 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 272.59 ms. Allocated memory is still 162.5 MB. Free memory was 137.5 MB in the beginning and 128.0 MB in the end (delta: 9.4 MB). Peak memory consumption was 9.4 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 41.56 ms. Allocated memory is still 162.5 MB. Free memory was 128.0 MB in the beginning and 126.4 MB in the end (delta: 1.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 500.97 ms. Allocated memory is still 162.5 MB. Free memory was 126.4 MB in the beginning and 143.0 MB in the end (delta: -16.6 MB). Peak memory consumption was 18.7 MB. Max. memory is 8.0 GB. * TraceAbstraction took 4259.99 ms. Allocated memory was 162.5 MB in the beginning and 199.2 MB in the end (delta: 36.7 MB). Free memory was 142.5 MB in the beginning and 116.6 MB in the end (delta: 25.8 MB). Peak memory consumption was 113.0 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 3]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - ProcedureContractResult [Line: 3]: Procedure Contract for reach_error Derived contract for procedure reach_error: 1 - ProcedureContractResult [Line: 10]: Procedure Contract for __blast_assert Derived contract for procedure __blast_assert: 1 - ProcedureContractResult [Line: 27]: Procedure Contract for main [2020-10-23 20:34:09,340 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-10-23 20:34:09,340 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-10-23 20:34:09,341 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-10-23 20:34:09,341 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-10-23 20:34:09,342 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-10-23 20:34:09,343 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-10-23 20:34:09,343 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-10-23 20:34:09,343 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-10-23 20:34:09,343 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-10-23 20:34:09,343 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-10-23 20:34:09,344 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-23 20:34:09,344 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-10-23 20:34:09,345 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-10-23 20:34:09,346 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-10-23 20:34:09,346 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-10-23 20:34:09,346 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-10-23 20:34:09,346 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-10-23 20:34:09,346 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-10-23 20:34:09,346 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-10-23 20:34:09,347 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-10-23 20:34:09,347 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-10-23 20:34:09,349 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-10-23 20:34:09,350 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-10-23 20:34:09,350 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-10-23 20:34:09,350 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-10-23 20:34:09,351 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-10-23 20:34:09,351 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-10-23 20:34:09,351 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-10-23 20:34:09,352 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-10-23 20:34:09,352 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-10-23 20:34:09,352 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-10-23 20:34:09,353 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-23 20:34:09,353 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-10-23 20:34:09,354 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-10-23 20:34:09,354 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-10-23 20:34:09,354 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-10-23 20:34:09,355 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-10-23 20:34:09,355 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-10-23 20:34:09,355 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-10-23 20:34:09,355 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-10-23 20:34:09,357 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-10-23 20:34:09,357 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ Derived contract for procedure main: (((unknown-#memory_int-unknown[#memory_$Pointer$[#memory_$Pointer$[ptr][ptr + 4]][4]][#memory_$Pointer$[#memory_$Pointer$[ptr][ptr + 4]][4]] == 4 && ptr == 0) && !(#memory_$Pointer$[ptr][ptr + 4] == #memory_$Pointer$[#memory_$Pointer$[ptr][ptr + 4]][4])) && !(ptr == #memory_$Pointer$[#memory_$Pointer$[ptr][ptr + 4]][4])) && #memory_$Pointer$[ptr][ptr + 4] == 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 53 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 3.0s, OverallIterations: 1, TraceHistogramMax: 1, AutomataDifference: 1.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 1.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 26 SDtfs, 91 SDslu, 230 SDs, 0 SdLazy, 230 SolverSat, 13 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 36 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 156 ImplicationChecksByTransitivity, 1.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=53occurred 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: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 53 LocationsWithAnnotation, 53 PreInvPairs, 67 NumberOfFragments, 2426 HoareAnnotationTreeSize, 53 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 53 FomulaSimplificationsInter, 24 FormulaSimplificationTreeSizeReductionInter, 0.9s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: No data available, 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 RESULT: Ultimate proved your program to be correct! Received shutdown request...