/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.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-2.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-3af5e1f [2020-09-04 16:39:45,686 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-09-04 16:39:45,691 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-09-04 16:39:45,743 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-09-04 16:39:45,743 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-09-04 16:39:45,755 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-09-04 16:39:45,757 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-09-04 16:39:45,760 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-09-04 16:39:45,764 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-09-04 16:39:45,765 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-09-04 16:39:45,767 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-09-04 16:39:45,770 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-09-04 16:39:45,770 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-09-04 16:39:45,773 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-09-04 16:39:45,776 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-09-04 16:39:45,778 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-09-04 16:39:45,779 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-09-04 16:39:45,781 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-09-04 16:39:45,783 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-09-04 16:39:45,790 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-09-04 16:39:45,794 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-09-04 16:39:45,795 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-09-04 16:39:45,796 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-09-04 16:39:45,797 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-09-04 16:39:45,803 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-09-04 16:39:45,816 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-09-04 16:39:45,817 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-09-04 16:39:45,819 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-09-04 16:39:45,820 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationFastUPR_32.epf [2020-09-04 16:39:45,836 INFO L113 SettingsManager]: Loading preferences was successful [2020-09-04 16:39:45,836 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-09-04 16:39:45,839 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-09-04 16:39:45,839 INFO L138 SettingsManager]: * sizeof long=4 [2020-09-04 16:39:45,839 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-09-04 16:39:45,839 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-09-04 16:39:45,839 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-09-04 16:39:45,840 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-09-04 16:39:45,840 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-09-04 16:39:45,840 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-09-04 16:39:45,841 INFO L138 SettingsManager]: * sizeof long double=12 [2020-09-04 16:39:45,841 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-09-04 16:39:45,841 INFO L138 SettingsManager]: * Use constant arrays=true [2020-09-04 16:39:45,842 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-09-04 16:39:45,842 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-09-04 16:39:45,842 INFO L138 SettingsManager]: * Size of a code block=SingleStatement [2020-09-04 16:39:45,842 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-09-04 16:39:45,843 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-09-04 16:39:45,843 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-04 16:39:45,843 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-09-04 16:39:45,843 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=AcceleratedInterpolation [2020-09-04 16:39:45,844 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-09-04 16:39:45,844 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2020-09-04 16:39:46,260 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-09-04 16:39:46,277 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-09-04 16:39:46,281 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-09-04 16:39:46,283 INFO L271 PluginConnector]: Initializing CDTParser... [2020-09-04 16:39:46,284 INFO L275 PluginConnector]: CDTParser initialized [2020-09-04 16:39:46,286 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-regression/nested_structure_ptr-2.i [2020-09-04 16:39:46,382 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/e3a465634/4eae68295a2d41a9994c12ff1bb98a65/FLAG214812d1d [2020-09-04 16:39:46,971 INFO L306 CDTParser]: Found 1 translation units. [2020-09-04 16:39:46,972 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/ldv-regression/nested_structure_ptr-2.i [2020-09-04 16:39:46,981 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/e3a465634/4eae68295a2d41a9994c12ff1bb98a65/FLAG214812d1d [2020-09-04 16:39:47,314 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/e3a465634/4eae68295a2d41a9994c12ff1bb98a65 [2020-09-04 16:39:47,329 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-09-04 16:39:47,331 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-09-04 16:39:47,332 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-09-04 16:39:47,333 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-09-04 16:39:47,337 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-09-04 16:39:47,338 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.09 04:39:47" (1/1) ... [2020-09-04 16:39:47,342 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@64ed0a1c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 04:39:47, skipping insertion in model container [2020-09-04 16:39:47,342 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.09 04:39:47" (1/1) ... [2020-09-04 16:39:47,351 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-09-04 16:39:47,376 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-09-04 16:39:47,599 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-04 16:39:47,612 INFO L203 MainTranslator]: Completed pre-run [2020-09-04 16:39:47,631 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-04 16:39:47,651 INFO L208 MainTranslator]: Completed translation [2020-09-04 16:39:47,651 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 04:39:47 WrapperNode [2020-09-04 16:39:47,652 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-09-04 16:39:47,652 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-09-04 16:39:47,652 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-09-04 16:39:47,652 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-09-04 16:39:47,746 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 04:39:47" (1/1) ... [2020-09-04 16:39:47,747 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 04:39:47" (1/1) ... [2020-09-04 16:39:47,758 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 04:39:47" (1/1) ... [2020-09-04 16:39:47,759 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 04:39:47" (1/1) ... [2020-09-04 16:39:47,771 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 04:39:47" (1/1) ... [2020-09-04 16:39:47,773 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 04:39:47" (1/1) ... [2020-09-04 16:39:47,775 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 04:39:47" (1/1) ... [2020-09-04 16:39:47,777 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-09-04 16:39:47,778 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-09-04 16:39:47,778 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-09-04 16:39:47,778 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-09-04 16:39:47,779 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 04:39:47" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/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 [2020-09-04 16:39:47,861 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-09-04 16:39:47,861 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-09-04 16:39:47,861 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2020-09-04 16:39:47,861 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-09-04 16:39:47,861 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-09-04 16:39:47,861 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2020-09-04 16:39:47,862 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-09-04 16:39:47,862 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_perror_fail [2020-09-04 16:39:47,862 INFO L130 BoogieDeclarations]: Found specification of procedure __assert [2020-09-04 16:39:47,862 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-09-04 16:39:47,862 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-09-04 16:39:47,863 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-09-04 16:39:47,863 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-09-04 16:39:47,863 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-09-04 16:39:47,863 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-09-04 16:39:47,864 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-09-04 16:39:47,864 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-09-04 16:39:47,864 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-09-04 16:39:47,864 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-09-04 16:39:47,864 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-09-04 16:39:48,201 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-09-04 16:39:48,201 INFO L295 CfgBuilder]: Removed 0 assume(true) statements. [2020-09-04 16:39:48,206 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.09 04:39:48 BoogieIcfgContainer [2020-09-04 16:39:48,207 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-09-04 16:39:48,208 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-09-04 16:39:48,208 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-09-04 16:39:48,212 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-09-04 16:39:48,212 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 04.09 04:39:47" (1/3) ... [2020-09-04 16:39:48,214 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6c3d935a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.09 04:39:48, skipping insertion in model container [2020-09-04 16:39:48,214 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 04:39:47" (2/3) ... [2020-09-04 16:39:48,214 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6c3d935a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.09 04:39:48, skipping insertion in model container [2020-09-04 16:39:48,215 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.09 04:39:48" (3/3) ... [2020-09-04 16:39:48,217 INFO L109 eAbstractionObserver]: Analyzing ICFG nested_structure_ptr-2.i [2020-09-04 16:39:48,229 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:AcceleratedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-09-04 16:39:48,239 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-09-04 16:39:48,259 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-09-04 16:39:48,286 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-09-04 16:39:48,287 INFO L376 AbstractCegarLoop]: Hoare is true [2020-09-04 16:39:48,287 INFO L377 AbstractCegarLoop]: Compute interpolants for AcceleratedInterpolation [2020-09-04 16:39:48,287 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-09-04 16:39:48,287 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-09-04 16:39:48,287 INFO L380 AbstractCegarLoop]: Difference is false [2020-09-04 16:39:48,287 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-09-04 16:39:48,287 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-09-04 16:39:48,304 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states. [2020-09-04 16:39:48,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2020-09-04 16:39:48,317 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 16:39:48,318 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] [2020-09-04 16:39:48,319 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 16:39:48,325 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 16:39:48,325 INFO L82 PathProgramCache]: Analyzing trace with hash -923536628, now seen corresponding path program 1 times [2020-09-04 16:39:48,335 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 16:39:48,336 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1736928969] [2020-09-04 16:39:48,336 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 16:39:48,408 INFO L283 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-09-04 16:39:48,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:39:49,334 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:39:49,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:39:49,375 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-04 16:39:49,377 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1736928969] [2020-09-04 16:39:49,380 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 16:39:49,380 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2020-09-04 16:39:49,382 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [698620835] [2020-09-04 16:39:49,389 INFO L459 AbstractCegarLoop]: Interpolant automaton has 19 states [2020-09-04 16:39:49,389 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 16:39:49,406 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2020-09-04 16:39:49,408 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=304, Unknown=0, NotChecked=0, Total=342 [2020-09-04 16:39:49,410 INFO L87 Difference]: Start difference. First operand 45 states. Second operand 19 states. [2020-09-04 16:39:50,171 WARN L193 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 75 [2020-09-04 16:39:50,951 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 16:39:50,952 INFO L93 Difference]: Finished difference Result 61 states and 60 transitions. [2020-09-04 16:39:50,953 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2020-09-04 16:39:50,954 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 28 [2020-09-04 16:39:50,955 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 16:39:50,966 INFO L225 Difference]: With dead ends: 61 [2020-09-04 16:39:50,966 INFO L226 Difference]: Without dead ends: 0 [2020-09-04 16:39:50,974 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 205 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=234, Invalid=1248, Unknown=0, NotChecked=0, Total=1482 [2020-09-04 16:39:50,990 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-09-04 16:39:50,996 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-09-04 16:39:50,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-09-04 16:39:50,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-09-04 16:39:50,999 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 28 [2020-09-04 16:39:51,000 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 16:39:51,000 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-09-04 16:39:51,000 INFO L480 AbstractCegarLoop]: Interpolant automaton has 19 states. [2020-09-04 16:39:51,000 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-09-04 16:39:51,000 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-09-04 16:39:51,001 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-09-04 16:39:51,002 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-09-04 16:39:52,074 INFO L271 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: true [2020-09-04 16:39:52,074 INFO L271 CegarLoopResult]: At program point L-1-1(line -1) the Hoare annotation is: true [2020-09-04 16:39:52,074 INFO L271 CegarLoopResult]: At program point ULTIMATE.initFINAL(line -1) the Hoare annotation is: true [2020-09-04 16:39:52,074 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#valid)| |#valid|)) [2020-09-04 16:39:52,075 INFO L271 CegarLoopResult]: At program point ULTIMATE.initEXIT(line -1) the Hoare annotation is: true [2020-09-04 16:39:52,075 INFO L271 CegarLoopResult]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2020-09-04 16:39:52,075 INFO L271 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: true [2020-09-04 16:39:52,075 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-09-04 16:39:52,075 INFO L271 CegarLoopResult]: At program point ULTIMATE.startFINAL(line -1) the Hoare annotation is: true [2020-09-04 16:39:52,076 INFO L264 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|)))))) [2020-09-04 16:39:52,076 INFO L264 CegarLoopResult]: At program point L33-1(line 33) the Hoare annotation is: (let ((.cse3 (+ |main_~#good~0.offset| 4))) (let ((.cse5 (select (select |#memory_$Pointer$.base| |main_~#good~0.base|) .cse3))) (let ((.cse0 (+ main_~ptr~0.offset 4)) (.cse1 (select (select |#memory_$Pointer$.base| |main_#t~mem0.base|) (+ |main_#t~mem0.offset| 4))) (.cse2 (select (select |#memory_$Pointer$.base| |main_~#inner~0.base|) (+ |main_~#inner~0.offset| 4))) (.cse4 (select (select |#memory_$Pointer$.base| .cse5) 4))) (and (= |main_#t~mem0.base| (select (select |#memory_$Pointer$.base| main_~ptr~0.base) .cse0)) (not (= .cse1 main_~ptr~0.base)) (= 3 (select (select |#memory_int| |main_~#im~0.base|) 0)) (= (select (select |#memory_int| .cse2) |main_~#good~0.offset|) 3) (not (= |main_~#good~0.base| .cse2)) (= (select (select |#memory_$Pointer$.offset| |main_~#good~0.base|) .cse3) 0) (= |main_~#inner~0.offset| 0) (= main_~ptr~0.offset 0) (= (select (select |#memory_$Pointer$.offset| main_~ptr~0.base) .cse0) 0) (not (= .cse1 |main_#t~mem0.base|)) (= |main_~#good~0.offset| 0) (not (= .cse4 .cse5)) (= |main_#t~mem0.offset| 0) (= 0 |main_~#im~0.offset|) (not (= .cse2 |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|)))))) [2020-09-04 16:39:52,077 INFO L264 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|)))) [2020-09-04 16:39:52,077 INFO L264 CegarLoopResult]: At program point L33-2(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)) (.cse3 (+ main_~ptr~0.offset 4))) (let ((.cse0 (select (select |#memory_$Pointer$.base| main_~ptr~0.base) .cse3)) (.cse1 (select (select |#memory_$Pointer$.base| |main_~#inner~0.base|) (+ |main_~#inner~0.offset| 4))) (.cse4 (select (select |#memory_$Pointer$.base| .cse5) 4))) (and (= |main_#t~mem0.base| .cse0) (= 3 (select (select |#memory_int| |main_~#im~0.base|) 0)) (not (= |main_#t~mem1.base| main_~ptr~0.base)) (= (select (select |#memory_int| .cse1) |main_~#good~0.offset|) 3) (not (= |main_~#good~0.base| .cse1)) (= (select (select |#memory_$Pointer$.offset| |main_~#good~0.base|) .cse2) 0) (= |main_~#inner~0.offset| 0) (= main_~ptr~0.offset 0) (= (select (select |#memory_$Pointer$.offset| .cse0) 4) |main_#t~mem1.offset|) (= (select (select |#memory_$Pointer$.offset| main_~ptr~0.base) .cse3) 0) (not (= (select (select |#memory_$Pointer$.base| |main_#t~mem0.base|) (+ |main_#t~mem0.offset| 4)) |main_#t~mem0.base|)) (= |main_~#good~0.offset| 0) (not (= .cse4 .cse5)) (= |main_#t~mem0.offset| 0) (= |main_#t~mem1.base| (select (select |#memory_$Pointer$.base| .cse0) 4)) (= 0 |main_~#im~0.offset|) (not (= .cse1 |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|)))))) [2020-09-04 16:39:52,077 INFO L264 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|)))) [2020-09-04 16:39:52,077 INFO L264 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_$Pointer$.base| .cse0) 4)) (.cse2 (select (select |#memory_$Pointer$.offset| .cse0) 4))) (and (not (= (select (select |#memory_$Pointer$.base| |main_#t~mem0.base|) (+ |main_#t~mem0.offset| 4)) |main_#t~mem0.base|)) (= |main_#t~mem0.base| .cse0) (= |main_#t~mem0.offset| 0) (not (= |main_#t~mem1.base| main_~ptr~0.base)) (= |main_#t~mem1.base| .cse1) (= 0 |main_~#im~0.offset|) (= (select (select |#memory_int| .cse1) .cse2) 4) (= main_~ptr~0.offset 0) (= (select |#valid| |main_~#im~0.base|) 1) (= .cse2 |main_#t~mem1.offset|) (= (select (select |#memory_$Pointer$.offset| main_~ptr~0.base) .cse3) 0))))) [2020-09-04 16:39:52,078 INFO L264 CegarLoopResult]: At program point L29(line 29) the Hoare annotation is: (and (= 0 |main_~#im~0.offset|) (= (select |#valid| |main_~#im~0.base|) 1)) [2020-09-04 16:39:52,078 INFO L264 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|)))))) [2020-09-04 16:39:52,078 INFO L264 CegarLoopResult]: At program point L33-4(line 33) the Hoare annotation is: (let ((.cse3 (+ main_~ptr~0.offset 4))) (let ((.cse2 (select (select |#memory_$Pointer$.base| main_~ptr~0.base) .cse3))) (let ((.cse0 (select (select |#memory_$Pointer$.base| .cse2) 4)) (.cse1 (select (select |#memory_$Pointer$.offset| .cse2) 4))) (and (not (= |main_#t~mem1.base| main_~ptr~0.base)) (= |main_#t~mem1.base| .cse0) (= 0 |main_~#im~0.offset|) (= (select (select |#memory_int| .cse0) .cse1) 4) (= main_~ptr~0.offset 0) (= (select |#valid| |main_~#im~0.base|) 1) (not (= |main_#t~mem1.base| .cse2)) (= .cse1 |main_#t~mem1.offset|) (= (select (select |#memory_$Pointer$.offset| main_~ptr~0.base) .cse3) 0))))) [2020-09-04 16:39:52,078 INFO L264 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)) [2020-09-04 16:39:52,079 INFO L264 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))))) [2020-09-04 16:39:52,079 INFO L264 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))))) [2020-09-04 16:39:52,079 INFO L264 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))))) [2020-09-04 16:39:52,080 INFO L264 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))))) [2020-09-04 16:39:52,080 INFO L264 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))))) [2020-09-04 16:39:52,080 INFO L264 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))))) [2020-09-04 16:39:52,081 INFO L264 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))))) [2020-09-04 16:39:52,081 INFO L264 CegarLoopResult]: At program point L34-1(line 34) the Hoare annotation is: (let ((.cse3 (+ main_~ptr~0.offset 4))) (let ((.cse2 (select (select |#memory_$Pointer$.base| main_~ptr~0.base) .cse3))) (let ((.cse1 (select (select |#memory_$Pointer$.base| .cse2) 4))) (and (= 0 |main_~#im~0.offset|) (= (let ((.cse0 (+ |main_#t~mem2.offset| 4))) (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |main_#t~mem2.base|) .cse0)) (select (select |#memory_$Pointer$.offset| |main_#t~mem2.base|) .cse0))) 4) (= (select (select |#memory_int| .cse1) (select (select |#memory_$Pointer$.offset| .cse2) 4)) 4) (= main_~ptr~0.offset 0) (= |main_#t~mem2.offset| 0) (= (select |#valid| |main_~#im~0.base|) 1) (not (= .cse2 .cse1)) (not (= main_~ptr~0.base .cse1)) (= (select (select |#memory_$Pointer$.offset| main_~ptr~0.base) .cse3) 0))))) [2020-09-04 16:39:52,081 INFO L264 CegarLoopResult]: At program point L34-2(line 34) the Hoare annotation is: (let ((.cse3 (+ main_~ptr~0.offset 4))) (let ((.cse2 (select (select |#memory_$Pointer$.base| main_~ptr~0.base) .cse3))) (let ((.cse1 (select (select |#memory_$Pointer$.base| .cse2) 4))) (and (= 0 |main_~#im~0.offset|) (= (let ((.cse0 (+ |main_#t~mem2.offset| 4))) (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |main_#t~mem2.base|) .cse0)) (select (select |#memory_$Pointer$.offset| |main_#t~mem2.base|) .cse0))) 4) (= (select (select |#memory_int| .cse1) (select (select |#memory_$Pointer$.offset| .cse2) 4)) 4) (= main_~ptr~0.offset 0) (= |main_#t~mem2.offset| 0) (= (select |#valid| |main_~#im~0.base|) 1) (not (= .cse2 .cse1)) (not (= main_~ptr~0.base .cse1)) (= 4 (select (select |#memory_int| |main_#t~mem3.base|) |main_#t~mem3.offset|)) (= (select (select |#memory_$Pointer$.offset| main_~ptr~0.base) .cse3) 0))))) [2020-09-04 16:39:52,082 INFO L264 CegarLoopResult]: At program point L34-3(line 34) the Hoare annotation is: (let ((.cse3 (+ main_~ptr~0.offset 4))) (let ((.cse2 (select (select |#memory_$Pointer$.base| main_~ptr~0.base) .cse3))) (let ((.cse1 (select (select |#memory_$Pointer$.base| .cse2) 4))) (and (= |main_#t~mem4| 4) (= 0 |main_~#im~0.offset|) (= (let ((.cse0 (+ |main_#t~mem2.offset| 4))) (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |main_#t~mem2.base|) .cse0)) (select (select |#memory_$Pointer$.offset| |main_#t~mem2.base|) .cse0))) 4) (= (select (select |#memory_int| .cse1) (select (select |#memory_$Pointer$.offset| .cse2) 4)) 4) (= main_~ptr~0.offset 0) (= |main_#t~mem2.offset| 0) (= (select |#valid| |main_~#im~0.base|) 1) (not (= .cse2 .cse1)) (not (= main_~ptr~0.base .cse1)) (= 4 (select (select |#memory_int| |main_#t~mem3.base|) |main_#t~mem3.offset|)) (= (select (select |#memory_$Pointer$.offset| main_~ptr~0.base) .cse3) 0))))) [2020-09-04 16:39:52,082 INFO L264 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|))) [2020-09-04 16:39:52,082 INFO L264 CegarLoopResult]: At program point L34-4(line 34) the Hoare annotation is: (let ((.cse3 (+ main_~ptr~0.offset 4))) (let ((.cse2 (select (select |#memory_$Pointer$.base| main_~ptr~0.base) .cse3))) (let ((.cse1 (select (select |#memory_$Pointer$.base| .cse2) 4))) (and (= |main_#t~mem4| 4) (= 0 |main_~#im~0.offset|) (= (let ((.cse0 (+ |main_#t~mem2.offset| 4))) (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |main_#t~mem2.base|) .cse0)) (select (select |#memory_$Pointer$.offset| |main_#t~mem2.base|) .cse0))) 4) (= (select (select |#memory_int| .cse1) (select (select |#memory_$Pointer$.offset| .cse2) 4)) 4) (= main_~ptr~0.offset 0) (= |main_#t~mem2.offset| 0) (= (select |#valid| |main_~#im~0.base|) 1) (not (= .cse2 .cse1)) (not (= main_~ptr~0.base .cse1)) (= 4 (select (select |#memory_int| |main_#t~mem3.base|) |main_#t~mem3.offset|)) (= (select (select |#memory_$Pointer$.offset| main_~ptr~0.base) .cse3) 0))))) [2020-09-04 16:39:52,083 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 27 36) the Hoare annotation is: (= |old(#valid)| |#valid|) [2020-09-04 16:39:52,083 INFO L264 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|))) [2020-09-04 16:39:52,083 INFO L264 CegarLoopResult]: At program point L34-5(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~mem4| 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)) (= 4 (select (select |#memory_int| |main_#t~mem3.base|) |main_#t~mem3.offset|)) (= (select (select |#memory_$Pointer$.offset| main_~ptr~0.base) .cse2) 0))))) [2020-09-04 16:39:52,083 INFO L264 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|)))) [2020-09-04 16:39:52,084 INFO L264 CegarLoopResult]: At program point L34-6(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~mem4| 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))))) [2020-09-04 16:39:52,084 INFO L264 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))))) [2020-09-04 16:39:52,084 INFO L264 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))))) [2020-09-04 16:39:52,085 INFO L264 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))))) [2020-09-04 16:39:52,085 INFO L264 CegarLoopResult]: At program point L3-2(lines 2 7) the Hoare annotation is: (or (= |__VERIFIER_assert_#in~cond| 0) (not (= __VERIFIER_assert_~cond 0))) [2020-09-04 16:39:52,085 INFO L271 CegarLoopResult]: At program point __VERIFIER_assertENTRY(lines 2 7) the Hoare annotation is: true [2020-09-04 16:39:52,085 INFO L264 CegarLoopResult]: At program point __VERIFIER_assertEXIT(lines 2 7) the Hoare annotation is: (or (= |__VERIFIER_assert_#in~cond| 0) (not (= __VERIFIER_assert_~cond 0))) [2020-09-04 16:39:52,086 INFO L264 CegarLoopResult]: At program point L4(line 4) the Hoare annotation is: (= |__VERIFIER_assert_#in~cond| 0) [2020-09-04 16:39:52,086 INFO L264 CegarLoopResult]: At program point L3(lines 3 5) the Hoare annotation is: (or (= |__VERIFIER_assert_#in~cond| 0) (not (= __VERIFIER_assert_~cond 0))) [2020-09-04 16:39:52,086 INFO L264 CegarLoopResult]: At program point __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION(line 4) the Hoare annotation is: (= |__VERIFIER_assert_#in~cond| 0) [2020-09-04 16:39:52,103 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-09-04 16:39:52,105 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-09-04 16:39:52,105 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-09-04 16:39:52,106 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-09-04 16:39:52,106 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-09-04 16:39:52,107 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-09-04 16:39:52,107 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-09-04 16:39:52,107 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-09-04 16:39:52,108 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-09-04 16:39:52,108 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-09-04 16:39:52,110 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-09-04 16:39:52,111 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-09-04 16:39:52,111 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-09-04 16:39:52,112 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-09-04 16:39:52,112 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-09-04 16:39:52,112 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-09-04 16:39:52,112 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-09-04 16:39:52,113 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-09-04 16:39:52,113 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-09-04 16:39:52,113 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-09-04 16:39:52,114 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-09-04 16:39:52,121 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 04.09 04:39:52 BoogieIcfgContainer [2020-09-04 16:39:52,121 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-09-04 16:39:52,123 INFO L168 Benchmark]: Toolchain (without parser) took 4792.37 ms. Allocated memory was 140.5 MB in the beginning and 244.3 MB in the end (delta: 103.8 MB). Free memory was 105.2 MB in the beginning and 146.0 MB in the end (delta: -40.9 MB). Peak memory consumption was 107.9 MB. Max. memory is 7.1 GB. [2020-09-04 16:39:52,125 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 140.5 MB. Free memory was 123.1 MB in the beginning and 122.6 MB in the end (delta: 419.7 kB). Peak memory consumption was 419.7 kB. Max. memory is 7.1 GB. [2020-09-04 16:39:52,125 INFO L168 Benchmark]: CACSL2BoogieTranslator took 319.52 ms. Allocated memory is still 140.5 MB. Free memory was 104.7 MB in the beginning and 94.4 MB in the end (delta: 10.4 MB). Peak memory consumption was 10.4 MB. Max. memory is 7.1 GB. [2020-09-04 16:39:52,127 INFO L168 Benchmark]: Boogie Preprocessor took 125.18 ms. Allocated memory was 140.5 MB in the beginning and 203.9 MB in the end (delta: 63.4 MB). Free memory was 94.4 MB in the beginning and 181.4 MB in the end (delta: -87.0 MB). Peak memory consumption was 13.3 MB. Max. memory is 7.1 GB. [2020-09-04 16:39:52,128 INFO L168 Benchmark]: RCFGBuilder took 429.10 ms. Allocated memory is still 203.9 MB. Free memory was 181.4 MB in the beginning and 162.5 MB in the end (delta: 18.8 MB). Peak memory consumption was 18.8 MB. Max. memory is 7.1 GB. [2020-09-04 16:39:52,129 INFO L168 Benchmark]: TraceAbstraction took 3912.89 ms. Allocated memory was 203.9 MB in the beginning and 244.3 MB in the end (delta: 40.4 MB). Free memory was 162.5 MB in the beginning and 146.0 MB in the end (delta: 16.5 MB). Peak memory consumption was 101.9 MB. Max. memory is 7.1 GB. [2020-09-04 16:39:52,133 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 140.5 MB. Free memory was 123.1 MB in the beginning and 122.6 MB in the end (delta: 419.7 kB). Peak memory consumption was 419.7 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 319.52 ms. Allocated memory is still 140.5 MB. Free memory was 104.7 MB in the beginning and 94.4 MB in the end (delta: 10.4 MB). Peak memory consumption was 10.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 125.18 ms. Allocated memory was 140.5 MB in the beginning and 203.9 MB in the end (delta: 63.4 MB). Free memory was 94.4 MB in the beginning and 181.4 MB in the end (delta: -87.0 MB). Peak memory consumption was 13.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 429.10 ms. Allocated memory is still 203.9 MB. Free memory was 181.4 MB in the beginning and 162.5 MB in the end (delta: 18.8 MB). Peak memory consumption was 18.8 MB. Max. memory is 7.1 GB. * TraceAbstraction took 3912.89 ms. Allocated memory was 203.9 MB in the beginning and 244.3 MB in the end (delta: 40.4 MB). Free memory was 162.5 MB in the beginning and 146.0 MB in the end (delta: 16.5 MB). Peak memory consumption was 101.9 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$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: 4]: 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: 27]: Procedure Contract for main [2020-09-04 16:39:52,145 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-09-04 16:39:52,146 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-09-04 16:39:52,146 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-09-04 16:39:52,146 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-09-04 16:39:52,147 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-09-04 16:39:52,147 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-09-04 16:39:52,147 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-09-04 16:39:52,147 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-09-04 16:39:52,148 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-09-04 16:39:52,148 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-09-04 16:39:52,148 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-09-04 16:39:52,148 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-09-04 16:39:52,149 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-09-04 16:39:52,149 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-09-04 16:39:52,149 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-09-04 16:39:52,149 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-09-04 16:39:52,150 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-09-04 16:39:52,150 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-09-04 16:39:52,150 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-09-04 16:39:52,150 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-09-04 16:39:52,151 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-09-04 16:39:52,151 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-09-04 16:39:52,151 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-09-04 16:39:52,152 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-09-04 16:39:52,152 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-09-04 16:39:52,152 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-09-04 16:39:52,152 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-09-04 16:39:52,153 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-09-04 16:39:52,153 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-09-04 16:39:52,153 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-09-04 16:39:52,153 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-09-04 16:39:52,154 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-09-04 16:39:52,154 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-09-04 16:39:52,154 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-09-04 16:39:52,154 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-09-04 16:39:52,155 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-09-04 16:39:52,155 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-09-04 16:39:52,155 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-09-04 16:39:52,155 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-09-04 16:39:52,156 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-09-04 16:39:52,156 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-09-04 16:39:52,156 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 - ProcedureContractResult [Line: 2]: Procedure Contract for __VERIFIER_assert Derived contract for procedure __VERIFIER_assert: \old(cond) == 0 || !(cond == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 45 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 2.7s, OverallIterations: 1, TraceHistogramMax: 1, AutomataDifference: 1.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 1.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 23 SDtfs, 92 SDslu, 245 SDs, 0 SdLazy, 299 SolverSat, 19 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 40 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 205 ImplicationChecksByTransitivity, 1.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=45occurred 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, 45 LocationsWithAnnotation, 45 PreInvPairs, 61 NumberOfFragments, 2411 HoareAnnotationTreeSize, 45 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 45 FomulaSimplificationsInter, 66 FormulaSimplificationTreeSizeReductionInter, 0.8s 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...