/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/test05.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-3af5e1f [2020-09-04 16:40:12,410 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-09-04 16:40:12,414 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-09-04 16:40:12,456 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-09-04 16:40:12,457 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-09-04 16:40:12,468 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-09-04 16:40:12,470 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-09-04 16:40:12,473 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-09-04 16:40:12,476 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-09-04 16:40:12,479 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-09-04 16:40:12,480 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-09-04 16:40:12,483 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-09-04 16:40:12,483 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-09-04 16:40:12,486 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-09-04 16:40:12,489 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-09-04 16:40:12,490 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-09-04 16:40:12,492 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-09-04 16:40:12,493 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-09-04 16:40:12,495 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-09-04 16:40:12,503 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-09-04 16:40:12,506 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-09-04 16:40:12,507 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-09-04 16:40:12,508 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-09-04 16:40:12,509 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-09-04 16:40:12,513 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-09-04 16:40:12,524 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-09-04 16:40:12,525 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-09-04 16:40:12,526 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-09-04 16:40:12,527 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 16:40:12,540 INFO L113 SettingsManager]: Loading preferences was successful [2020-09-04 16:40:12,541 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-09-04 16:40:12,542 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-09-04 16:40:12,542 INFO L138 SettingsManager]: * sizeof long=4 [2020-09-04 16:40:12,543 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-09-04 16:40:12,543 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-09-04 16:40:12,543 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-09-04 16:40:12,543 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-09-04 16:40:12,543 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-09-04 16:40:12,544 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-09-04 16:40:12,544 INFO L138 SettingsManager]: * sizeof long double=12 [2020-09-04 16:40:12,544 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-09-04 16:40:12,544 INFO L138 SettingsManager]: * Use constant arrays=true [2020-09-04 16:40:12,544 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-09-04 16:40:12,545 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-09-04 16:40:12,545 INFO L138 SettingsManager]: * Size of a code block=SingleStatement [2020-09-04 16:40:12,545 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-09-04 16:40:12,545 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-09-04 16:40:12,546 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-04 16:40:12,546 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-09-04 16:40:12,546 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=AcceleratedInterpolation [2020-09-04 16:40:12,546 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-09-04 16:40:12,547 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2020-09-04 16:40:13,022 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-09-04 16:40:13,044 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-09-04 16:40:13,050 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-09-04 16:40:13,052 INFO L271 PluginConnector]: Initializing CDTParser... [2020-09-04 16:40:13,053 INFO L275 PluginConnector]: CDTParser initialized [2020-09-04 16:40:13,054 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-regression/test05.c [2020-09-04 16:40:13,133 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/b452016c6/d26bdfb9c6b747e6936f07fb3cc2682d/FLAG62f01501c [2020-09-04 16:40:13,659 INFO L306 CDTParser]: Found 1 translation units. [2020-09-04 16:40:13,660 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/ldv-regression/test05.c [2020-09-04 16:40:13,668 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/b452016c6/d26bdfb9c6b747e6936f07fb3cc2682d/FLAG62f01501c [2020-09-04 16:40:13,990 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/b452016c6/d26bdfb9c6b747e6936f07fb3cc2682d [2020-09-04 16:40:14,005 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-09-04 16:40:14,008 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-09-04 16:40:14,010 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-09-04 16:40:14,010 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-09-04 16:40:14,014 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-09-04 16:40:14,015 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.09 04:40:13" (1/1) ... [2020-09-04 16:40:14,019 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@61b40c0c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 04:40:14, skipping insertion in model container [2020-09-04 16:40:14,019 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.09 04:40:13" (1/1) ... [2020-09-04 16:40:14,027 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-09-04 16:40:14,049 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-09-04 16:40:14,247 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-04 16:40:14,262 INFO L203 MainTranslator]: Completed pre-run [2020-09-04 16:40:14,285 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-04 16:40:14,304 INFO L208 MainTranslator]: Completed translation [2020-09-04 16:40:14,305 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 04:40:14 WrapperNode [2020-09-04 16:40:14,305 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-09-04 16:40:14,306 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-09-04 16:40:14,306 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-09-04 16:40:14,306 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-09-04 16:40:14,323 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 04:40:14" (1/1) ... [2020-09-04 16:40:14,324 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 04:40:14" (1/1) ... [2020-09-04 16:40:14,413 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 04:40:14" (1/1) ... [2020-09-04 16:40:14,413 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 04:40:14" (1/1) ... [2020-09-04 16:40:14,421 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 04:40:14" (1/1) ... [2020-09-04 16:40:14,424 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 04:40:14" (1/1) ... [2020-09-04 16:40:14,426 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 04:40:14" (1/1) ... [2020-09-04 16:40:14,428 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-09-04 16:40:14,429 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-09-04 16:40:14,429 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-09-04 16:40:14,429 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-09-04 16:40:14,430 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 04:40:14" (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 16:40:14,503 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-09-04 16:40:14,504 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-09-04 16:40:14,504 INFO L138 BoogieDeclarations]: Found implementation of procedure g [2020-09-04 16:40:14,504 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2020-09-04 16:40:14,504 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-09-04 16:40:14,504 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-09-04 16:40:14,504 INFO L130 BoogieDeclarations]: Found specification of procedure g [2020-09-04 16:40:14,505 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-09-04 16:40:14,505 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-09-04 16:40:14,505 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-09-04 16:40:14,505 INFO L130 BoogieDeclarations]: Found specification of procedure f [2020-09-04 16:40:14,505 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-09-04 16:40:14,505 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-09-04 16:40:14,506 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-09-04 16:40:14,506 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-09-04 16:40:14,506 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-09-04 16:40:14,506 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-09-04 16:40:14,890 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-09-04 16:40:14,891 INFO L295 CfgBuilder]: Removed 0 assume(true) statements. [2020-09-04 16:40:14,896 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.09 04:40:14 BoogieIcfgContainer [2020-09-04 16:40:14,900 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-09-04 16:40:14,901 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-09-04 16:40:14,902 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-09-04 16:40:14,905 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-09-04 16:40:14,906 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 04.09 04:40:13" (1/3) ... [2020-09-04 16:40:14,906 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@56263695 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.09 04:40:14, skipping insertion in model container [2020-09-04 16:40:14,907 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 04:40:14" (2/3) ... [2020-09-04 16:40:14,907 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@56263695 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.09 04:40:14, skipping insertion in model container [2020-09-04 16:40:14,907 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.09 04:40:14" (3/3) ... [2020-09-04 16:40:14,910 INFO L109 eAbstractionObserver]: Analyzing ICFG test05.c [2020-09-04 16:40:14,921 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:AcceleratedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-09-04 16:40:14,931 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-09-04 16:40:14,950 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-09-04 16:40:14,978 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-09-04 16:40:14,979 INFO L376 AbstractCegarLoop]: Hoare is true [2020-09-04 16:40:14,979 INFO L377 AbstractCegarLoop]: Compute interpolants for AcceleratedInterpolation [2020-09-04 16:40:14,979 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-09-04 16:40:14,979 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-09-04 16:40:14,979 INFO L380 AbstractCegarLoop]: Difference is false [2020-09-04 16:40:14,980 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-09-04 16:40:14,980 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-09-04 16:40:15,000 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states. [2020-09-04 16:40:15,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2020-09-04 16:40:15,014 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 16:40:15,015 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, 1, 1, 1, 1] [2020-09-04 16:40:15,016 INFO L427 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 16:40:15,022 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 16:40:15,022 INFO L82 PathProgramCache]: Analyzing trace with hash -1338333096, now seen corresponding path program 1 times [2020-09-04 16:40:15,031 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 16:40:15,032 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [576055962] [2020-09-04 16:40:15,032 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 16:40:15,099 INFO L283 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-09-04 16:40:15,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:40:15,413 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:40:15,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:40:15,445 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-09-04 16:40:15,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:40:15,502 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 16:40:15,505 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [576055962] [2020-09-04 16:40:15,508 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 16:40:15,508 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-09-04 16:40:15,509 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1395910648] [2020-09-04 16:40:15,515 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-09-04 16:40:15,515 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 16:40:15,532 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-09-04 16:40:15,534 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=91, Unknown=0, NotChecked=0, Total=110 [2020-09-04 16:40:15,536 INFO L87 Difference]: Start difference. First operand 81 states. Second operand 11 states. [2020-09-04 16:40:16,111 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 16:40:16,112 INFO L93 Difference]: Finished difference Result 113 states and 116 transitions. [2020-09-04 16:40:16,112 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-09-04 16:40:16,114 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 37 [2020-09-04 16:40:16,115 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 16:40:16,127 INFO L225 Difference]: With dead ends: 113 [2020-09-04 16:40:16,128 INFO L226 Difference]: Without dead ends: 56 [2020-09-04 16:40:16,133 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 33 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=67, Invalid=313, Unknown=0, NotChecked=0, Total=380 [2020-09-04 16:40:16,153 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 56 states. [2020-09-04 16:40:16,185 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 56 to 56. [2020-09-04 16:40:16,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 56 states. [2020-09-04 16:40:16,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 56 states and 56 transitions. [2020-09-04 16:40:16,191 INFO L78 Accepts]: Start accepts. Automaton has 56 states and 56 transitions. Word has length 37 [2020-09-04 16:40:16,191 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 16:40:16,191 INFO L479 AbstractCegarLoop]: Abstraction has 56 states and 56 transitions. [2020-09-04 16:40:16,192 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-09-04 16:40:16,192 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 56 transitions. [2020-09-04 16:40:16,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2020-09-04 16:40:16,193 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 16:40:16,194 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 16:40:16,194 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-09-04 16:40:16,194 INFO L427 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 16:40:16,195 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 16:40:16,195 INFO L82 PathProgramCache]: Analyzing trace with hash 2074106077, now seen corresponding path program 1 times [2020-09-04 16:40:16,195 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 16:40:16,196 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1637426559] [2020-09-04 16:40:16,196 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 16:40:16,198 INFO L283 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-09-04 16:40:16,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:40:16,315 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:40:16,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:40:16,333 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-09-04 16:40:16,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:40:16,378 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-09-04 16:40:16,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:40:16,391 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 16:40:16,392 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1637426559] [2020-09-04 16:40:16,392 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 16:40:16,392 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-09-04 16:40:16,393 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1189050872] [2020-09-04 16:40:16,394 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-09-04 16:40:16,394 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 16:40:16,394 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-09-04 16:40:16,395 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2020-09-04 16:40:16,395 INFO L87 Difference]: Start difference. First operand 56 states and 56 transitions. Second operand 8 states. [2020-09-04 16:40:16,629 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 16:40:16,630 INFO L93 Difference]: Finished difference Result 58 states and 57 transitions. [2020-09-04 16:40:16,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-09-04 16:40:16,630 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 49 [2020-09-04 16:40:16,631 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 16:40:16,632 INFO L225 Difference]: With dead ends: 58 [2020-09-04 16:40:16,633 INFO L226 Difference]: Without dead ends: 55 [2020-09-04 16:40:16,634 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=29, Invalid=103, Unknown=0, NotChecked=0, Total=132 [2020-09-04 16:40:16,635 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 55 states. [2020-09-04 16:40:16,646 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 55 to 55. [2020-09-04 16:40:16,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 55 states. [2020-09-04 16:40:16,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 55 states and 54 transitions. [2020-09-04 16:40:16,648 INFO L78 Accepts]: Start accepts. Automaton has 55 states and 54 transitions. Word has length 49 [2020-09-04 16:40:16,648 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 16:40:16,649 INFO L479 AbstractCegarLoop]: Abstraction has 55 states and 54 transitions. [2020-09-04 16:40:16,649 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-09-04 16:40:16,649 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 54 transitions. [2020-09-04 16:40:16,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2020-09-04 16:40:16,651 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 16:40:16,651 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 16:40:16,652 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-09-04 16:40:16,652 INFO L427 AbstractCegarLoop]: === Iteration 3 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 16:40:16,652 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 16:40:16,652 INFO L82 PathProgramCache]: Analyzing trace with hash 593220670, now seen corresponding path program 1 times [2020-09-04 16:40:16,653 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 16:40:16,653 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [658484476] [2020-09-04 16:40:16,653 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 16:40:16,655 INFO L283 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-09-04 16:40:16,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:40:17,130 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:40:17,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:40:17,154 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-09-04 16:40:17,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:40:17,271 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-09-04 16:40:17,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:40:17,661 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 16:40:17,662 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [658484476] [2020-09-04 16:40:17,662 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 16:40:17,662 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [25] imperfect sequences [] total 25 [2020-09-04 16:40:17,663 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [511874204] [2020-09-04 16:40:17,666 INFO L459 AbstractCegarLoop]: Interpolant automaton has 25 states [2020-09-04 16:40:17,667 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 16:40:17,667 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2020-09-04 16:40:17,668 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=63, Invalid=537, Unknown=0, NotChecked=0, Total=600 [2020-09-04 16:40:17,668 INFO L87 Difference]: Start difference. First operand 55 states and 54 transitions. Second operand 25 states. [2020-09-04 16:40:18,710 WARN L193 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 50 [2020-09-04 16:40:18,958 WARN L193 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 53 [2020-09-04 16:40:19,452 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 16:40:19,452 INFO L93 Difference]: Finished difference Result 55 states and 54 transitions. [2020-09-04 16:40:19,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2020-09-04 16:40:19,452 INFO L78 Accepts]: Start accepts. Automaton has 25 states. Word has length 54 [2020-09-04 16:40:19,453 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 16:40:19,453 INFO L225 Difference]: With dead ends: 55 [2020-09-04 16:40:19,453 INFO L226 Difference]: Without dead ends: 0 [2020-09-04 16:40:19,455 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 44 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 391 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=244, Invalid=1826, Unknown=0, NotChecked=0, Total=2070 [2020-09-04 16:40:19,455 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-09-04 16:40:19,456 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-09-04 16:40:19,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-09-04 16:40:19,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-09-04 16:40:19,456 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 54 [2020-09-04 16:40:19,456 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 16:40:19,457 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-09-04 16:40:19,457 INFO L480 AbstractCegarLoop]: Interpolant automaton has 25 states. [2020-09-04 16:40:19,457 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-09-04 16:40:19,457 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-09-04 16:40:19,457 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-09-04 16:40:19,460 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-09-04 16:40:21,251 INFO L271 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: true [2020-09-04 16:40:21,251 INFO L271 CegarLoopResult]: At program point L-1-1(line -1) the Hoare annotation is: true [2020-09-04 16:40:21,251 INFO L271 CegarLoopResult]: At program point ULTIMATE.initFINAL(line -1) the Hoare annotation is: true [2020-09-04 16:40:21,252 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |old(#NULL.base)| |#NULL.base|) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#valid)| |#valid|)) [2020-09-04 16:40:21,252 INFO L271 CegarLoopResult]: At program point ULTIMATE.initEXIT(line -1) the Hoare annotation is: true [2020-09-04 16:40:21,252 INFO L264 CegarLoopResult]: At program point L16(line 16) the Hoare annotation is: (and (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |f_#in~a| f_~a) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (not (= |f_#in~a| 4))) [2020-09-04 16:40:21,252 INFO L264 CegarLoopResult]: At program point L13(line 13) the Hoare annotation is: (and (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |f_#in~a| f_~a) (= |#memory_int| |old(#memory_int)|) (= |f_#in~p2.base| f_~p2.base) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= f_~p1.offset |f_#in~p1.offset|) (= |f_#in~p1.base| f_~p1.base) (= f_~p2.offset |f_#in~p2.offset|)) [2020-09-04 16:40:21,253 INFO L264 CegarLoopResult]: At program point L12(lines 12 17) the Hoare annotation is: (and (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |f_#in~a| f_~a) (= |#memory_int| |old(#memory_int)|) (= |f_#in~p2.base| f_~p2.base) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= f_~p1.offset |f_#in~p1.offset|) (= |f_#in~p1.base| f_~p1.base) (= f_~p2.offset |f_#in~p2.offset|)) [2020-09-04 16:40:21,253 INFO L264 CegarLoopResult]: At program point L13-1(line 13) the Hoare annotation is: (and (let ((.cse1 (select (select |old(#memory_$Pointer$.base)| |f_#in~p2.base|) |f_#in~p2.offset|))) (or (let ((.cse0 (select (select |#memory_$Pointer$.base| |f_#in~p1.base|) |f_#in~p1.offset|))) (and (= .cse0 .cse1) (= (select (select |#memory_int| .cse0) (select (select |#memory_$Pointer$.offset| |f_#in~p1.base|) |f_#in~p1.offset|)) 0))) (= |f_#in~p1.base| .cse1))) (= |f_#in~a| f_~a)) [2020-09-04 16:40:21,253 INFO L264 CegarLoopResult]: At program point L11(lines 11 18) the Hoare annotation is: (and (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |f_#in~a| f_~a) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)) [2020-09-04 16:40:21,253 INFO L264 CegarLoopResult]: At program point L11-1(lines 11 18) the Hoare annotation is: (and (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |f_#in~a| f_~a) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= f_~p1.offset |f_#in~p1.offset|) (= |f_#in~p1.base| f_~p1.base)) [2020-09-04 16:40:21,254 INFO L264 CegarLoopResult]: At program point fEXIT(lines 11 18) the Hoare annotation is: (let ((.cse2 (= |f_#in~a| f_~a))) (or (and (<= 1 |f_#res|) (let ((.cse1 (select (select |old(#memory_$Pointer$.base)| |f_#in~p2.base|) |f_#in~p2.offset|))) (or (let ((.cse0 (select (select |#memory_$Pointer$.base| |f_#in~p1.base|) |f_#in~p1.offset|))) (and (= .cse0 .cse1) (= (select (select |#memory_int| .cse0) (select (select |#memory_$Pointer$.offset| |f_#in~p1.base|) |f_#in~p1.offset|)) 0))) (= |f_#in~p1.base| .cse1))) .cse2 (<= |f_#res| 1)) (and (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) .cse2 (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (not (= |f_#in~a| 4))))) [2020-09-04 16:40:21,254 INFO L264 CegarLoopResult]: At program point fENTRY(lines 11 18) the Hoare annotation is: (and (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)) [2020-09-04 16:40:21,254 INFO L264 CegarLoopResult]: At program point fFINAL(lines 11 18) the Hoare annotation is: (let ((.cse2 (= |f_#in~a| f_~a))) (or (and (<= 1 |f_#res|) (let ((.cse1 (select (select |old(#memory_$Pointer$.base)| |f_#in~p2.base|) |f_#in~p2.offset|))) (or (let ((.cse0 (select (select |#memory_$Pointer$.base| |f_#in~p1.base|) |f_#in~p1.offset|))) (and (= .cse0 .cse1) (= (select (select |#memory_int| .cse0) (select (select |#memory_$Pointer$.offset| |f_#in~p1.base|) |f_#in~p1.offset|)) 0))) (= |f_#in~p1.base| .cse1))) .cse2 (<= |f_#res| 1)) (and (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) .cse2 (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (not (= |f_#in~a| 4))))) [2020-09-04 16:40:21,255 INFO L264 CegarLoopResult]: At program point gEXIT(lines 4 9) the Hoare annotation is: (let ((.cse1 (select (select |old(#memory_$Pointer$.base)| |g_#in~p2.base|) |g_#in~p2.offset|))) (let ((.cse0 (= |g_#in~p1.base| .cse1)) (.cse3 (select (select |#memory_$Pointer$.offset| |g_#in~p1.base|) |g_#in~p1.offset|)) (.cse2 (select (select |#memory_$Pointer$.base| |g_#in~p1.base|) |g_#in~p1.offset|))) (and (or .cse0 (and (= .cse1 .cse2) (= (select (select |#memory_int| .cse2) .cse3) 0))) (or .cse0 (and (= .cse3 g_~pq~0.offset) (= g_~pq~0.base .cse2)))))) [2020-09-04 16:40:21,255 INFO L264 CegarLoopResult]: At program point L8(line 8) the Hoare annotation is: (let ((.cse0 (select (select |old(#memory_$Pointer$.base)| |g_#in~p2.base|) |g_#in~p2.offset|))) (or (= |g_#in~p1.base| .cse0) (let ((.cse1 (select (select |#memory_$Pointer$.base| |g_#in~p1.base|) |g_#in~p1.offset|))) (and (= .cse0 .cse1) (= (select (select |#memory_$Pointer$.offset| |g_#in~p1.base|) |g_#in~p1.offset|) g_~pq~0.offset) (= g_~pq~0.base .cse1))))) [2020-09-04 16:40:21,255 INFO L264 CegarLoopResult]: At program point L7(line 7) the Hoare annotation is: (let ((.cse0 (select (select |#memory_$Pointer$.base| g_~p2.base) g_~p2.offset)) (.cse1 (= g_~pq~0.base g_~p1.base))) (and (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= g_~p2.offset |g_#in~p2.offset|) (or (= |g_#in~p1.base| .cse0) (not .cse1)) (= |#memory_int| |old(#memory_int)|) (= |g_#in~p2.base| g_~p2.base) (= g_~p1.offset |g_#in~p1.offset|) (or (and (= g_~pq~0.base .cse0) (= g_~pq~0.offset (select (select |#memory_$Pointer$.offset| g_~p2.base) g_~p2.offset))) .cse1) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |g_#in~p1.base| g_~p1.base))) [2020-09-04 16:40:21,256 INFO L264 CegarLoopResult]: At program point L7-1(line 7) the Hoare annotation is: (let ((.cse0 (= g_~pq~0.base g_~p1.base))) (and (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= g_~p2.offset |g_#in~p2.offset|) (= |#memory_int| |old(#memory_int)|) (= |g_#in~p2.base| g_~p2.base) (= g_~p1.offset |g_#in~p1.offset|) (or (and (= g_~pq~0.base (select (select |#memory_$Pointer$.base| g_~p2.base) g_~p2.offset)) (= g_~pq~0.offset (select (select |#memory_$Pointer$.offset| g_~p2.base) g_~p2.offset))) .cse0) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (or .cse0 (and (= g_~pq~0.offset |g_#t~mem1.offset|) (= g_~pq~0.base |g_#t~mem1.base|))) (or (= |g_#in~p1.base| (select (select |#memory_$Pointer$.base| |g_#in~p2.base|) |g_#in~p2.offset|)) (not .cse0)) (= |g_#in~p1.base| g_~p1.base))) [2020-09-04 16:40:21,256 INFO L264 CegarLoopResult]: At program point L5(line 5) the Hoare annotation is: (and (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= g_~p2.offset |g_#in~p2.offset|) (= |#memory_int| |old(#memory_int)|) (= |g_#in~p2.base| g_~p2.base) (= g_~p1.offset |g_#in~p1.offset|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |g_#in~p1.base| g_~p1.base)) [2020-09-04 16:40:21,256 INFO L264 CegarLoopResult]: At program point L7-2(line 7) the Hoare annotation is: (let ((.cse0 (select (select |old(#memory_$Pointer$.base)| |g_#in~p2.base|) |g_#in~p2.offset|))) (or (= |g_#in~p1.base| .cse0) (let ((.cse1 (select (select |#memory_$Pointer$.base| |g_#in~p1.base|) |g_#in~p1.offset|))) (and (= .cse0 .cse1) (= (select (select |#memory_$Pointer$.offset| |g_#in~p1.base|) |g_#in~p1.offset|) g_~pq~0.offset) (= g_~pq~0.base .cse1))))) [2020-09-04 16:40:21,257 INFO L264 CegarLoopResult]: At program point gFINAL(lines 4 9) the Hoare annotation is: (let ((.cse1 (select (select |old(#memory_$Pointer$.base)| |g_#in~p2.base|) |g_#in~p2.offset|))) (let ((.cse0 (= |g_#in~p1.base| .cse1)) (.cse3 (select (select |#memory_$Pointer$.offset| |g_#in~p1.base|) |g_#in~p1.offset|)) (.cse2 (select (select |#memory_$Pointer$.base| |g_#in~p1.base|) |g_#in~p1.offset|))) (and (or .cse0 (and (= .cse1 .cse2) (= (select (select |#memory_int| .cse2) .cse3) 0))) (or .cse0 (and (= .cse3 g_~pq~0.offset) (= g_~pq~0.base .cse2)))))) [2020-09-04 16:40:21,257 INFO L264 CegarLoopResult]: At program point gENTRY(lines 4 9) the Hoare annotation is: (and (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)) [2020-09-04 16:40:21,257 INFO L264 CegarLoopResult]: At program point L4(lines 4 9) the Hoare annotation is: (and (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |#memory_int| |old(#memory_int)|) (= g_~p1.offset |g_#in~p1.offset|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |g_#in~p1.base| g_~p1.base)) [2020-09-04 16:40:21,257 INFO L264 CegarLoopResult]: At program point L5-1(line 5) the Hoare annotation is: (and (= (select (select |#memory_$Pointer$.offset| g_~p2.base) g_~p2.offset) |g_#t~mem0.offset|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= g_~p2.offset |g_#in~p2.offset|) (= (select (select |#memory_$Pointer$.base| g_~p2.base) g_~p2.offset) |g_#t~mem0.base|) (= |#memory_int| |old(#memory_int)|) (= |g_#in~p2.base| g_~p2.base) (= g_~p1.offset |g_#in~p1.offset|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |g_#in~p1.base| g_~p1.base)) [2020-09-04 16:40:21,258 INFO L264 CegarLoopResult]: At program point L5-2(line 5) the Hoare annotation is: (let ((.cse3 (= g_~pq~0.base g_~p1.base)) (.cse2 (= g_~p2.offset |g_#in~p2.offset|)) (.cse1 (select (select |#memory_$Pointer$.base| g_~p2.base) g_~p2.offset)) (.cse0 (select (select |#memory_$Pointer$.offset| g_~p2.base) g_~p2.offset))) (and (= .cse0 |g_#t~mem0.offset|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= .cse1 |g_#t~mem0.base|) (= |#memory_int| |old(#memory_int)|) (= |g_#in~p2.base| g_~p2.base) (or (and (= |g_#in~p1.base| .cse1) .cse2) (not .cse3)) (or .cse3 (and .cse2 (= g_~pq~0.base .cse1) (= g_~pq~0.offset .cse0))) (= g_~p1.offset |g_#in~p1.offset|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |g_#in~p1.base| g_~p1.base))) [2020-09-04 16:40:21,258 INFO L271 CegarLoopResult]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2020-09-04 16:40:21,258 INFO L271 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: true [2020-09-04 16:40:21,258 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-09-04 16:40:21,258 INFO L271 CegarLoopResult]: At program point ULTIMATE.startFINAL(line -1) the Hoare annotation is: true [2020-09-04 16:40:21,258 INFO L264 CegarLoopResult]: At program point L27(line 27) the Hoare annotation is: (and (= (select |#valid| |main_~#b~0.base|) 1) (not (= |main_~#b~0.base| |main_~#p2~0.base|)) (not (= |main_~#b~0.base| |main_~#a~0.base|)) (= (select (select |#memory_$Pointer$.base| |main_~#p2~0.base|) |main_~#p2~0.offset|) |main_~#b~0.base|) (not (= |main_~#p2~0.base| |main_~#a~0.base|)) (not (= |main_~#p1~0.base| |main_~#a~0.base|)) (= (select |#valid| |main_~#a~0.base|) 1) (not (= |main_~#b~0.base| |main_~#p1~0.base|))) [2020-09-04 16:40:21,259 INFO L271 CegarLoopResult]: At program point mainEXIT(lines 20 46) the Hoare annotation is: true [2020-09-04 16:40:21,259 INFO L264 CegarLoopResult]: At program point L32(line 32) the Hoare annotation is: (and (= (select |#valid| |main_~#b~0.base|) 1) (not (= |main_~#b~0.base| |main_~#p2~0.base|)) (not (= |main_~#b~0.base| |main_~#a~0.base|)) (= (select (select |#memory_$Pointer$.base| |main_~#p2~0.base|) |main_~#p2~0.offset|) |main_~#b~0.base|) (not (= |main_~#p2~0.base| |main_~#a~0.base|)) (not (= |main_~#p1~0.base| |main_~#a~0.base|)) (= (select |#valid| |main_~#a~0.base|) 1) (= (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|) 4) (not (= |main_~#b~0.base| |main_~#p1~0.base|))) [2020-09-04 16:40:21,259 INFO L264 CegarLoopResult]: At program point L32-1(line 32) the Hoare annotation is: (and (= (select |#valid| |main_~#b~0.base|) 1) (= |main_#t~mem4| 4) (not (= |main_~#b~0.base| |main_~#p2~0.base|)) (not (= |main_~#b~0.base| |main_~#a~0.base|)) (= (select (select |#memory_$Pointer$.base| |main_~#p2~0.base|) |main_~#p2~0.offset|) |main_~#b~0.base|) (not (= |main_~#p2~0.base| |main_~#a~0.base|)) (not (= |main_~#p1~0.base| |main_~#a~0.base|)) (= (select |#valid| |main_~#a~0.base|) 1) (= (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|) 4) (not (= |main_~#b~0.base| |main_~#p1~0.base|))) [2020-09-04 16:40:21,260 INFO L264 CegarLoopResult]: At program point L32-2(line 32) the Hoare annotation is: (let ((.cse0 (select (select |#memory_$Pointer$.base| |main_~#p1~0.base|) |main_~#p1~0.offset|))) (and (not (= .cse0 |main_~#a~0.base|)) (= (select |#valid| |main_~#b~0.base|) 1) (= |main_#t~mem4| 4) (not (= |main_~#b~0.base| |main_~#p2~0.base|)) (= (select (select |#memory_int| .cse0) (select (select |#memory_$Pointer$.offset| |main_~#p1~0.base|) |main_~#p1~0.offset|)) 0) (not (= |main_~#b~0.base| |main_~#a~0.base|)) (not (= |main_~#p2~0.base| |main_~#a~0.base|)) (not (= |main_~#p1~0.base| |main_~#a~0.base|)) (= (select |#valid| |main_~#a~0.base|) 1) (= |main_#t~ret5| 1) (not (= |main_~#b~0.base| |main_~#p1~0.base|)))) [2020-09-04 16:40:21,260 INFO L264 CegarLoopResult]: At program point L32-3(line 32) the Hoare annotation is: (let ((.cse0 (select (select |#memory_$Pointer$.base| |main_~#p1~0.base|) |main_~#p1~0.offset|))) (and (not (= .cse0 |main_~#a~0.base|)) (= (select |#valid| |main_~#b~0.base|) 1) (= |main_#t~mem4| 4) (not (= |main_~#b~0.base| |main_~#p2~0.base|)) (= (select (select |#memory_int| .cse0) (select (select |#memory_$Pointer$.offset| |main_~#p1~0.base|) |main_~#p1~0.offset|)) 0) (not (= |main_~#b~0.base| |main_~#a~0.base|)) (not (= |main_~#p2~0.base| |main_~#a~0.base|)) (not (= |main_~#p1~0.base| |main_~#a~0.base|)) (= (select |#valid| |main_~#a~0.base|) 1) (= |main_#t~ret5| 1) (not (= |main_~#b~0.base| |main_~#p1~0.base|)))) [2020-09-04 16:40:21,260 INFO L264 CegarLoopResult]: At program point L28(line 28) the Hoare annotation is: (and (= (select |#valid| |main_~#b~0.base|) 1) (not (= |main_~#b~0.base| |main_~#p2~0.base|)) (not (= |main_~#b~0.base| |main_~#a~0.base|)) (= (select (select |#memory_$Pointer$.base| |main_~#p2~0.base|) |main_~#p2~0.offset|) |main_~#b~0.base|) (not (= |main_~#p2~0.base| |main_~#a~0.base|)) (not (= |main_~#p1~0.base| |main_~#a~0.base|)) (= (select |#valid| |main_~#a~0.base|) 1) (= 5 (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|)) (not (= |main_~#b~0.base| |main_~#p1~0.base|))) [2020-09-04 16:40:21,260 INFO L264 CegarLoopResult]: At program point L32-4(line 32) the Hoare annotation is: (let ((.cse0 (select (select |#memory_$Pointer$.base| |main_~#p1~0.base|) |main_~#p1~0.offset|))) (and (not (= .cse0 |main_~#a~0.base|)) (= (select |#valid| |main_~#b~0.base|) 1) (= |main_#t~mem4| 4) (not (= |main_~#b~0.base| |main_~#p2~0.base|)) (= (select (select |#memory_int| .cse0) (select (select |#memory_$Pointer$.offset| |main_~#p1~0.base|) |main_~#p1~0.offset|)) 0) (not (= |main_~#b~0.base| |main_~#a~0.base|)) (not (= |main_~#p2~0.base| |main_~#a~0.base|)) (not (= |main_~#p1~0.base| |main_~#a~0.base|)) (= (select |#valid| |main_~#a~0.base|) 1) (= |main_#t~ret5| 1) (= (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|) 1) (not (= |main_~#b~0.base| |main_~#p1~0.base|)))) [2020-09-04 16:40:21,261 INFO L264 CegarLoopResult]: At program point L32-5(line 32) the Hoare annotation is: (let ((.cse0 (select (select |#memory_$Pointer$.base| |main_~#p1~0.base|) |main_~#p1~0.offset|))) (and (not (= .cse0 |main_~#a~0.base|)) (= (select |#valid| |main_~#b~0.base|) 1) (not (= |main_~#b~0.base| |main_~#p2~0.base|)) (= (select (select |#memory_int| .cse0) (select (select |#memory_$Pointer$.offset| |main_~#p1~0.base|) |main_~#p1~0.offset|)) 0) (not (= |main_~#b~0.base| |main_~#a~0.base|)) (not (= |main_~#p2~0.base| |main_~#a~0.base|)) (not (= |main_~#p1~0.base| |main_~#a~0.base|)) (= (select |#valid| |main_~#a~0.base|) 1) (= |main_#t~ret5| 1) (= (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|) 1) (not (= |main_~#b~0.base| |main_~#p1~0.base|)))) [2020-09-04 16:40:21,261 INFO L264 CegarLoopResult]: At program point L24(line 24) the Hoare annotation is: (and (= (select |#valid| |main_~#b~0.base|) 1) (not (= |main_~#b~0.base| |main_~#p2~0.base|)) (not (= |main_~#b~0.base| |main_~#a~0.base|)) (not (= |main_~#p2~0.base| |main_~#a~0.base|)) (not (= |main_~#p1~0.base| |main_~#a~0.base|)) (= (select |#valid| |main_~#a~0.base|) 1) (not (= |main_~#b~0.base| |main_~#p1~0.base|))) [2020-09-04 16:40:21,261 INFO L264 CegarLoopResult]: At program point L45(line 45) the Hoare annotation is: false [2020-09-04 16:40:21,261 INFO L264 CegarLoopResult]: At program point L25(line 25) the Hoare annotation is: (and (= (select |#valid| |main_~#b~0.base|) 1) (not (= |main_~#b~0.base| |main_~#p2~0.base|)) (not (= |main_~#b~0.base| |main_~#a~0.base|)) (= (select (select |#memory_$Pointer$.base| |main_~#p2~0.base|) |main_~#p2~0.offset|) |main_~#b~0.base|) (not (= |main_~#p2~0.base| |main_~#a~0.base|)) (not (= |main_~#p1~0.base| |main_~#a~0.base|)) (= (select |#valid| |main_~#a~0.base|) 1) (not (= |main_~#b~0.base| |main_~#p1~0.base|))) [2020-09-04 16:40:21,262 INFO L264 CegarLoopResult]: At program point L21(line 21) the Hoare annotation is: (and (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |#memory_int| |old(#memory_int)|) (= (select |#valid| |main_~#a~0.base|) 1) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)) [2020-09-04 16:40:21,262 INFO L264 CegarLoopResult]: At program point L21-1(line 21) the Hoare annotation is: (and (= (select |#valid| |main_~#b~0.base|) 1) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (not (= |main_~#b~0.base| |main_~#a~0.base|)) (= |#memory_int| |old(#memory_int)|) (= (select |#valid| |main_~#a~0.base|) 1) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)) [2020-09-04 16:40:21,262 INFO L271 CegarLoopResult]: At program point L21-2(line 21) the Hoare annotation is: true [2020-09-04 16:40:21,262 INFO L271 CegarLoopResult]: At program point L21-3(line 21) the Hoare annotation is: true [2020-09-04 16:40:21,262 INFO L271 CegarLoopResult]: At program point L21-4(line 21) the Hoare annotation is: true [2020-09-04 16:40:21,263 INFO L271 CegarLoopResult]: At program point L21-5(line 21) the Hoare annotation is: true [2020-09-04 16:40:21,263 INFO L264 CegarLoopResult]: At program point L21-6(line 21) the Hoare annotation is: false [2020-09-04 16:40:21,263 INFO L264 CegarLoopResult]: At program point L21-7(line 21) the Hoare annotation is: false [2020-09-04 16:40:21,263 INFO L264 CegarLoopResult]: At program point L21-8(line 21) the Hoare annotation is: false [2020-09-04 16:40:21,263 INFO L271 CegarLoopResult]: At program point mainFINAL(lines 20 46) the Hoare annotation is: true [2020-09-04 16:40:21,264 INFO L264 CegarLoopResult]: At program point L21-9(line 21) the Hoare annotation is: false [2020-09-04 16:40:21,264 INFO L271 CegarLoopResult]: At program point L42(line 42) the Hoare annotation is: true [2020-09-04 16:40:21,264 INFO L264 CegarLoopResult]: At program point L38(line 38) the Hoare annotation is: (let ((.cse0 (select (select |#memory_$Pointer$.base| |main_~#p1~0.base|) |main_~#p1~0.offset|))) (and (not (= .cse0 |main_~#a~0.base|)) (= (select |#valid| |main_~#b~0.base|) 1) (not (= |main_~#b~0.base| |main_~#p2~0.base|)) (= (select (select |#memory_int| .cse0) (select (select |#memory_$Pointer$.offset| |main_~#p1~0.base|) |main_~#p1~0.offset|)) 0) (not (= |main_~#b~0.base| |main_~#a~0.base|)) (not (= |main_~#p2~0.base| |main_~#a~0.base|)) (not (= |main_~#p1~0.base| |main_~#a~0.base|)) (= (select |#valid| |main_~#a~0.base|) 1) (= (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|) 1) (not (= |main_~#b~0.base| |main_~#p1~0.base|)))) [2020-09-04 16:40:21,264 INFO L264 CegarLoopResult]: At program point L38-1(line 38) the Hoare annotation is: (let ((.cse0 (select (select |#memory_$Pointer$.base| |main_~#p1~0.base|) |main_~#p1~0.offset|))) (and (not (= .cse0 |main_~#a~0.base|)) (= (select |#valid| |main_~#b~0.base|) 1) (not (= |main_~#b~0.base| |main_~#p2~0.base|)) (= (select (select |#memory_int| .cse0) (select (select |#memory_$Pointer$.offset| |main_~#p1~0.base|) |main_~#p1~0.offset|)) 0) (not (= |main_~#b~0.base| |main_~#a~0.base|)) (not (= |main_~#p2~0.base| |main_~#a~0.base|)) (not (= |main_~#p1~0.base| |main_~#a~0.base|)) (= (select |#valid| |main_~#a~0.base|) 1) (= (select (select |#memory_int| |main_#t~mem7.base|) |main_#t~mem7.offset|) 0) (= (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|) 1) (not (= |main_~#b~0.base| |main_~#p1~0.base|)))) [2020-09-04 16:40:21,265 INFO L264 CegarLoopResult]: At program point L38-2(lines 38 40) the Hoare annotation is: (let ((.cse0 (select (select |#memory_$Pointer$.base| |main_~#p1~0.base|) |main_~#p1~0.offset|))) (and (not (= .cse0 |main_~#a~0.base|)) (= (select |#valid| |main_~#b~0.base|) 1) (not (= |main_~#b~0.base| |main_~#p2~0.base|)) (= (select (select |#memory_int| .cse0) (select (select |#memory_$Pointer$.offset| |main_~#p1~0.base|) |main_~#p1~0.offset|)) 0) (not (= |main_~#b~0.base| |main_~#a~0.base|)) (= |main_#t~mem8| 0) (not (= |main_~#p2~0.base| |main_~#a~0.base|)) (not (= |main_~#p1~0.base| |main_~#a~0.base|)) (= (select |#valid| |main_~#a~0.base|) 1) (= (select (select |#memory_int| |main_#t~mem7.base|) |main_#t~mem7.offset|) 0) (= (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|) 1) (not (= |main_~#b~0.base| |main_~#p1~0.base|)))) [2020-09-04 16:40:21,265 INFO L264 CegarLoopResult]: At program point L38-3(line 38) the Hoare annotation is: false [2020-09-04 16:40:21,265 INFO L264 CegarLoopResult]: At program point L34(line 34) the Hoare annotation is: (let ((.cse0 (select (select |#memory_$Pointer$.base| |main_~#p1~0.base|) |main_~#p1~0.offset|))) (and (not (= .cse0 |main_~#a~0.base|)) (= (select |#valid| |main_~#b~0.base|) 1) (not (= |main_~#b~0.base| |main_~#p2~0.base|)) (= (select (select |#memory_int| .cse0) (select (select |#memory_$Pointer$.offset| |main_~#p1~0.base|) |main_~#p1~0.offset|)) 0) (not (= |main_~#b~0.base| |main_~#a~0.base|)) (not (= |main_~#p2~0.base| |main_~#a~0.base|)) (not (= |main_~#p1~0.base| |main_~#a~0.base|)) (= (select |#valid| |main_~#a~0.base|) 1) (= (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|) 1) (not (= |main_~#b~0.base| |main_~#p1~0.base|)))) [2020-09-04 16:40:21,265 INFO L264 CegarLoopResult]: At program point L38-4(line 38) the Hoare annotation is: false [2020-09-04 16:40:21,266 INFO L264 CegarLoopResult]: At program point L34-1(lines 34 36) the Hoare annotation is: (let ((.cse0 (select (select |#memory_$Pointer$.base| |main_~#p1~0.base|) |main_~#p1~0.offset|))) (and (not (= .cse0 |main_~#a~0.base|)) (= (select |#valid| |main_~#b~0.base|) 1) (not (= |main_~#b~0.base| |main_~#p2~0.base|)) (= (select (select |#memory_int| .cse0) (select (select |#memory_$Pointer$.offset| |main_~#p1~0.base|) |main_~#p1~0.offset|)) 0) (not (= |main_~#b~0.base| |main_~#a~0.base|)) (not (= |main_~#p2~0.base| |main_~#a~0.base|)) (not (= |main_~#p1~0.base| |main_~#a~0.base|)) (= (select |#valid| |main_~#a~0.base|) 1) (= |main_#t~mem6| 1) (= (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|) 1) (not (= |main_~#b~0.base| |main_~#p1~0.base|)))) [2020-09-04 16:40:21,266 INFO L271 CegarLoopResult]: At program point L38-5(line 38) the Hoare annotation is: true [2020-09-04 16:40:21,266 INFO L264 CegarLoopResult]: At program point L34-2(line 34) the Hoare annotation is: false [2020-09-04 16:40:21,266 INFO L271 CegarLoopResult]: At program point L38-6(line 38) the Hoare annotation is: true [2020-09-04 16:40:21,267 INFO L264 CegarLoopResult]: At program point mainErr0ASSERT_VIOLATIONERROR_FUNCTION(line 44) the Hoare annotation is: false [2020-09-04 16:40:21,267 INFO L264 CegarLoopResult]: At program point L34-3(line 34) the Hoare annotation is: (let ((.cse0 (select (select |#memory_$Pointer$.base| |main_~#p1~0.base|) |main_~#p1~0.offset|))) (and (not (= .cse0 |main_~#a~0.base|)) (= (select |#valid| |main_~#b~0.base|) 1) (not (= |main_~#b~0.base| |main_~#p2~0.base|)) (= (select (select |#memory_int| .cse0) (select (select |#memory_$Pointer$.offset| |main_~#p1~0.base|) |main_~#p1~0.offset|)) 0) (not (= |main_~#b~0.base| |main_~#a~0.base|)) (not (= |main_~#p2~0.base| |main_~#a~0.base|)) (not (= |main_~#p1~0.base| |main_~#a~0.base|)) (= (select |#valid| |main_~#a~0.base|) 1) (= |main_#t~mem6| 1) (= (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|) 1) (not (= |main_~#b~0.base| |main_~#p1~0.base|)))) [2020-09-04 16:40:21,267 INFO L264 CegarLoopResult]: At program point L30(line 30) the Hoare annotation is: (and (= (select |#valid| |main_~#b~0.base|) 1) (not (= |main_~#b~0.base| |main_~#p2~0.base|)) (not (= |main_~#b~0.base| |main_~#a~0.base|)) (= (select (select |#memory_$Pointer$.base| |main_~#p2~0.base|) |main_~#p2~0.offset|) |main_~#b~0.base|) (not (= |main_~#p2~0.base| |main_~#a~0.base|)) (not (= |main_~#p1~0.base| |main_~#a~0.base|)) (= (select |#valid| |main_~#a~0.base|) 1) (= 5 |main_#t~mem2|) (= 5 (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|)) (not (= |main_~#b~0.base| |main_~#p1~0.base|))) [2020-09-04 16:40:21,267 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 20 46) the Hoare annotation is: (and (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#valid)| |#valid|)) [2020-09-04 16:40:21,268 INFO L264 CegarLoopResult]: At program point L30-1(line 30) the Hoare annotation is: (and (= (select |#valid| |main_~#b~0.base|) 1) (not (= |main_~#b~0.base| |main_~#p2~0.base|)) (not (= |main_~#b~0.base| |main_~#a~0.base|)) (= (select (select |#memory_$Pointer$.base| |main_~#p2~0.base|) |main_~#p2~0.offset|) |main_~#b~0.base|) (not (= |main_~#p2~0.base| |main_~#a~0.base|)) (not (= |main_~#p1~0.base| |main_~#a~0.base|)) (= (select |#valid| |main_~#a~0.base|) 1) (= |main_#t~post3| 5) (= 5 |main_#t~mem2|) (= 5 (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|)) (not (= |main_~#b~0.base| |main_~#p1~0.base|))) [2020-09-04 16:40:21,268 INFO L264 CegarLoopResult]: At program point L30-2(line 30) the Hoare annotation is: (and (= (select |#valid| |main_~#b~0.base|) 1) (not (= |main_~#b~0.base| |main_~#p2~0.base|)) (not (= |main_~#b~0.base| |main_~#a~0.base|)) (= (select (select |#memory_$Pointer$.base| |main_~#p2~0.base|) |main_~#p2~0.offset|) |main_~#b~0.base|) (not (= |main_~#p2~0.base| |main_~#a~0.base|)) (not (= |main_~#p1~0.base| |main_~#a~0.base|)) (= (select |#valid| |main_~#a~0.base|) 1) (= |main_#t~post3| 5) (= 5 |main_#t~mem2|) (= (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|) 4) (not (= |main_~#b~0.base| |main_~#p1~0.base|))) [2020-09-04 16:40:21,268 INFO L264 CegarLoopResult]: At program point L30-3(line 30) the Hoare annotation is: (and (= (select |#valid| |main_~#b~0.base|) 1) (not (= |main_~#b~0.base| |main_~#p2~0.base|)) (not (= |main_~#b~0.base| |main_~#a~0.base|)) (= (select (select |#memory_$Pointer$.base| |main_~#p2~0.base|) |main_~#p2~0.offset|) |main_~#b~0.base|) (not (= |main_~#p2~0.base| |main_~#a~0.base|)) (not (= |main_~#p1~0.base| |main_~#a~0.base|)) (= (select |#valid| |main_~#a~0.base|) 1) (= 5 |main_#t~mem2|) (= (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|) 4) (not (= |main_~#b~0.base| |main_~#p1~0.base|))) [2020-09-04 16:40:21,268 INFO L264 CegarLoopResult]: At program point L22(line 22) the Hoare annotation is: (and (= (select |#valid| |main_~#b~0.base|) 1) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (not (= |main_~#b~0.base| |main_~#a~0.base|)) (= |#memory_int| |old(#memory_int)|) (not (= |main_~#p1~0.base| |main_~#a~0.base|)) (= (select |#valid| |main_~#a~0.base|) 1) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (not (= |main_~#b~0.base| |main_~#p1~0.base|))) [2020-09-04 16:40:21,269 INFO L264 CegarLoopResult]: At program point L22-1(line 22) the Hoare annotation is: (and (= (select |#valid| |main_~#b~0.base|) 1) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (not (= |main_~#b~0.base| |main_~#p2~0.base|)) (not (= |main_~#b~0.base| |main_~#a~0.base|)) (= |#memory_int| |old(#memory_int)|) (not (= |main_~#p2~0.base| |main_~#a~0.base|)) (not (= |main_~#p1~0.base| |main_~#a~0.base|)) (= (select |#valid| |main_~#a~0.base|) 1) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (not (= |main_~#b~0.base| |main_~#p1~0.base|))) [2020-09-04 16:40:21,269 INFO L271 CegarLoopResult]: At program point L22-2(line 22) the Hoare annotation is: true [2020-09-04 16:40:21,269 INFO L271 CegarLoopResult]: At program point L22-3(line 22) the Hoare annotation is: true [2020-09-04 16:40:21,269 INFO L271 CegarLoopResult]: At program point L22-4(line 22) the Hoare annotation is: true [2020-09-04 16:40:21,269 INFO L271 CegarLoopResult]: At program point L22-5(line 22) the Hoare annotation is: true [2020-09-04 16:40:21,270 INFO L264 CegarLoopResult]: At program point L22-6(line 22) the Hoare annotation is: false [2020-09-04 16:40:21,270 INFO L264 CegarLoopResult]: At program point L22-7(line 22) the Hoare annotation is: false [2020-09-04 16:40:21,270 INFO L264 CegarLoopResult]: At program point L22-8(line 22) the Hoare annotation is: false [2020-09-04 16:40:21,270 INFO L264 CegarLoopResult]: At program point L22-9(line 22) the Hoare annotation is: false [2020-09-04 16:40:21,270 INFO L264 CegarLoopResult]: At program point L39(lines 20 46) the Hoare annotation is: false [2020-09-04 16:40:21,290 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-09-04 16:40:21,291 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-09-04 16:40:21,292 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-09-04 16:40:21,292 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-09-04 16:40:21,293 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-09-04 16:40:21,293 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-09-04 16:40:21,293 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-09-04 16:40:21,293 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-09-04 16:40:21,294 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-09-04 16:40:21,296 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-09-04 16:40:21,296 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-09-04 16:40:21,296 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-09-04 16:40:21,297 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-09-04 16:40:21,297 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-09-04 16:40:21,297 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-09-04 16:40:21,298 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-09-04 16:40:21,298 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-09-04 16:40:21,298 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-09-04 16:40:21,298 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-09-04 16:40:21,299 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-09-04 16:40:21,299 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-09-04 16:40:21,301 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-09-04 16:40:21,302 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-09-04 16:40:21,302 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-09-04 16:40:21,302 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-09-04 16:40:21,303 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-09-04 16:40:21,303 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-09-04 16:40:21,303 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-09-04 16:40:21,304 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-09-04 16:40:21,304 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-09-04 16:40:21,304 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-09-04 16:40:21,304 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-09-04 16:40:21,305 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-09-04 16:40:21,305 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-09-04 16:40:21,305 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-09-04 16:40:21,305 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-09-04 16:40:21,306 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-09-04 16:40:21,306 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-09-04 16:40:21,308 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 04.09 04:40:21 BoogieIcfgContainer [2020-09-04 16:40:21,308 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-09-04 16:40:21,311 INFO L168 Benchmark]: Toolchain (without parser) took 7304.03 ms. Allocated memory was 140.5 MB in the beginning and 296.7 MB in the end (delta: 156.2 MB). Free memory was 105.3 MB in the beginning and 205.7 MB in the end (delta: -100.5 MB). Peak memory consumption was 140.3 MB. Max. memory is 7.1 GB. [2020-09-04 16:40:21,312 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 140.5 MB. Free memory was 123.1 MB in the beginning and 122.7 MB in the end (delta: 419.8 kB). Peak memory consumption was 419.8 kB. Max. memory is 7.1 GB. [2020-09-04 16:40:21,313 INFO L168 Benchmark]: CACSL2BoogieTranslator took 295.63 ms. Allocated memory is still 140.5 MB. Free memory was 104.9 MB in the beginning and 94.9 MB in the end (delta: 10.0 MB). Peak memory consumption was 10.0 MB. Max. memory is 7.1 GB. [2020-09-04 16:40:21,314 INFO L168 Benchmark]: Boogie Preprocessor took 122.67 ms. Allocated memory was 140.5 MB in the beginning and 203.9 MB in the end (delta: 63.4 MB). Free memory was 94.9 MB in the beginning and 182.4 MB in the end (delta: -87.5 MB). Peak memory consumption was 14.0 MB. Max. memory is 7.1 GB. [2020-09-04 16:40:21,315 INFO L168 Benchmark]: RCFGBuilder took 471.38 ms. Allocated memory is still 203.9 MB. Free memory was 181.4 MB in the beginning and 158.9 MB in the end (delta: 22.5 MB). Peak memory consumption was 22.5 MB. Max. memory is 7.1 GB. [2020-09-04 16:40:21,316 INFO L168 Benchmark]: TraceAbstraction took 6407.22 ms. Allocated memory was 203.9 MB in the beginning and 296.7 MB in the end (delta: 92.8 MB). Free memory was 158.0 MB in the beginning and 205.7 MB in the end (delta: -47.8 MB). Peak memory consumption was 129.5 MB. Max. memory is 7.1 GB. [2020-09-04 16:40:21,321 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 ms. Allocated memory is still 140.5 MB. Free memory was 123.1 MB in the beginning and 122.7 MB in the end (delta: 419.8 kB). Peak memory consumption was 419.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 295.63 ms. Allocated memory is still 140.5 MB. Free memory was 104.9 MB in the beginning and 94.9 MB in the end (delta: 10.0 MB). Peak memory consumption was 10.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 122.67 ms. Allocated memory was 140.5 MB in the beginning and 203.9 MB in the end (delta: 63.4 MB). Free memory was 94.9 MB in the beginning and 182.4 MB in the end (delta: -87.5 MB). Peak memory consumption was 14.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 471.38 ms. Allocated memory is still 203.9 MB. Free memory was 181.4 MB in the beginning and 158.9 MB in the end (delta: 22.5 MB). Peak memory consumption was 22.5 MB. Max. memory is 7.1 GB. * TraceAbstraction took 6407.22 ms. Allocated memory was 203.9 MB in the beginning and 296.7 MB in the end (delta: 92.8 MB). Free memory was 158.0 MB in the beginning and 205.7 MB in the end (delta: -47.8 MB). Peak memory consumption was 129.5 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$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_$Pointer$.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_$Pointer$.offset - 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 - 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 * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - 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_int - 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_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_$Pointer$ * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 44]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 20]: Loop Invariant Derived loop invariant: 0 - ProcedureContractResult [Line: 11]: Procedure Contract for f [2020-09-04 16:40:21,333 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-09-04 16:40:21,333 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-09-04 16:40:21,333 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-09-04 16:40:21,334 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-09-04 16:40:21,334 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-09-04 16:40:21,334 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-09-04 16:40:21,334 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-09-04 16:40:21,335 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-09-04 16:40:21,335 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-09-04 16:40:21,335 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-09-04 16:40:21,335 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-09-04 16:40:21,336 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-09-04 16:40:21,336 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-09-04 16:40:21,338 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-09-04 16:40:21,338 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-09-04 16:40:21,338 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-09-04 16:40:21,338 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-09-04 16:40:21,339 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-09-04 16:40:21,339 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-09-04 16:40:21,339 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-09-04 16:40:21,339 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-09-04 16:40:21,340 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-09-04 16:40:21,340 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-09-04 16:40:21,340 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-09-04 16:40:21,340 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-09-04 16:40:21,341 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-09-04 16:40:21,341 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-09-04 16:40:21,341 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-09-04 16:40:21,342 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-09-04 16:40:21,342 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-09-04 16:40:21,342 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-09-04 16:40:21,342 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-09-04 16:40:21,342 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-09-04 16:40:21,342 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-09-04 16:40:21,343 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-09-04 16:40:21,343 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-09-04 16:40:21,343 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-09-04 16:40:21,343 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-09-04 16:40:21,344 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-09-04 16:40:21,344 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-09-04 16:40:21,344 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-09-04 16:40:21,344 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ Derived contract for procedure f: (((1 <= \result && ((#memory_$Pointer$[p1][p1] == \old(#memory_$Pointer$)[p2][p2] && unknown-#memory_int-unknown[#memory_$Pointer$[p1][p1]][#memory_$Pointer$[p1][p1]] == 0) || p1 == \old(#memory_$Pointer$)[p2][p2])) && \old(a) == a) && \result <= 1) || ((((#memory_$Pointer$ == \old(#memory_$Pointer$) && \old(a) == a) && unknown-#memory_int-unknown == \old(unknown-#memory_int-unknown)) && #memory_$Pointer$ == \old(#memory_$Pointer$)) && !(\old(a) == 4)) - ProcedureContractResult [Line: 4]: Procedure Contract for g [2020-09-04 16:40:21,345 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-09-04 16:40:21,345 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-09-04 16:40:21,345 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-09-04 16:40:21,346 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-09-04 16:40:21,346 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-09-04 16:40:21,346 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-09-04 16:40:21,346 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-09-04 16:40:21,347 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-09-04 16:40:21,347 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-09-04 16:40:21,347 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-09-04 16:40:21,347 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-09-04 16:40:21,348 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-09-04 16:40:21,348 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-09-04 16:40:21,348 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-09-04 16:40:21,348 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-09-04 16:40:21,348 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-09-04 16:40:21,348 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-09-04 16:40:21,349 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-09-04 16:40:21,349 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-09-04 16:40:21,349 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-09-04 16:40:21,350 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-09-04 16:40:21,350 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-09-04 16:40:21,350 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-09-04 16:40:21,350 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-09-04 16:40:21,351 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-09-04 16:40:21,351 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-09-04 16:40:21,351 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-09-04 16:40:21,351 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-09-04 16:40:21,352 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-09-04 16:40:21,352 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-09-04 16:40:21,352 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-09-04 16:40:21,352 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-09-04 16:40:21,353 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-09-04 16:40:21,353 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ Derived contract for procedure g: (p1 == \old(#memory_$Pointer$)[p2][p2] || (\old(#memory_$Pointer$)[p2][p2] == #memory_$Pointer$[p1][p1] && unknown-#memory_int-unknown[#memory_$Pointer$[p1][p1]][#memory_$Pointer$[p1][p1]] == 0)) && (p1 == \old(#memory_$Pointer$)[p2][p2] || (#memory_$Pointer$[p1][p1] == pq && pq == #memory_$Pointer$[p1][p1])) - ProcedureContractResult [Line: 20]: Procedure Contract for main Derived contract for procedure main: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 81 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 4.4s, OverallIterations: 3, TraceHistogramMax: 1, AutomataDifference: 2.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 1.7s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 131 SDtfs, 207 SDslu, 494 SDs, 0 SdLazy, 1015 SolverSat, 71 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 90 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 72 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 430 ImplicationChecksByTransitivity, 2.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=81occurred 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, 3 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 81 LocationsWithAnnotation, 81 PreInvPairs, 108 NumberOfFragments, 1984 HoareAnnotationTreeSize, 81 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.3s HoareSimplificationTime, 81 FomulaSimplificationsInter, 266 FormulaSimplificationTreeSizeReductionInter, 1.3s 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...