/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.use.separate.solver.for.trace.checks true -s ../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationFastUPR_32.epf -i ../../../trunk/examples/svcomp/ldv-regression/test05.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-7d8eed3 [2020-11-07 05:16:27,085 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-07 05:16:27,089 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-07 05:16:27,151 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-07 05:16:27,152 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-07 05:16:27,159 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-07 05:16:27,164 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-07 05:16:27,175 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-07 05:16:27,179 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-07 05:16:27,186 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-07 05:16:27,189 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-07 05:16:27,191 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-07 05:16:27,192 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-07 05:16:27,196 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-07 05:16:27,199 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-07 05:16:27,202 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-07 05:16:27,204 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-07 05:16:27,224 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-07 05:16:27,234 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-07 05:16:27,241 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-07 05:16:27,243 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-07 05:16:27,246 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-07 05:16:27,248 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-07 05:16:27,250 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-07 05:16:27,258 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-11-07 05:16:27,273 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-07 05:16:27,274 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-07 05:16:27,275 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-07 05:16:27,276 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationFastUPR_32.epf [2020-11-07 05:16:27,302 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-07 05:16:27,303 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-07 05:16:27,310 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-07 05:16:27,310 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-07 05:16:27,311 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-07 05:16:27,311 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-07 05:16:27,311 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-07 05:16:27,311 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-07 05:16:27,312 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-07 05:16:27,312 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-07 05:16:27,313 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-07 05:16:27,314 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-07 05:16:27,314 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-07 05:16:27,315 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-07 05:16:27,315 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-07 05:16:27,316 INFO L138 SettingsManager]: * Size of a code block=SingleStatement [2020-11-07 05:16:27,316 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-07 05:16:27,316 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-07 05:16:27,316 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-07 05:16:27,317 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-07 05:16:27,317 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=AcceleratedInterpolation [2020-11-07 05:16:27,317 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-07 05:16:27,318 INFO L138 SettingsManager]: * Use separate solver for trace checks=false WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use separate solver for trace checks -> true [2020-11-07 05:16:27,839 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-07 05:16:27,875 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-07 05:16:27,878 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-07 05:16:27,880 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-07 05:16:27,881 INFO L275 PluginConnector]: CDTParser initialized [2020-11-07 05:16:27,882 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-regression/test05.c [2020-11-07 05:16:27,988 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/725d08814/f4608dc8922c441f8019ecf50ac8edef/FLAGb5bf4eafa [2020-11-07 05:16:28,612 INFO L306 CDTParser]: Found 1 translation units. [2020-11-07 05:16:28,613 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-regression/test05.c [2020-11-07 05:16:28,621 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/725d08814/f4608dc8922c441f8019ecf50ac8edef/FLAGb5bf4eafa [2020-11-07 05:16:28,995 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/725d08814/f4608dc8922c441f8019ecf50ac8edef [2020-11-07 05:16:28,999 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-07 05:16:29,008 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-11-07 05:16:29,017 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-07 05:16:29,017 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-07 05:16:29,022 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-07 05:16:29,023 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 05:16:28" (1/1) ... [2020-11-07 05:16:29,028 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7555bd1d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 05:16:29, skipping insertion in model container [2020-11-07 05:16:29,028 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 05:16:28" (1/1) ... [2020-11-07 05:16:29,038 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-07 05:16:29,058 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-07 05:16:29,251 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-07 05:16:29,265 INFO L203 MainTranslator]: Completed pre-run [2020-11-07 05:16:29,288 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-07 05:16:29,310 INFO L208 MainTranslator]: Completed translation [2020-11-07 05:16:29,311 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 05:16:29 WrapperNode [2020-11-07 05:16:29,311 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-07 05:16:29,313 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-07 05:16:29,313 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-07 05:16:29,313 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-07 05:16:29,330 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 05:16:29" (1/1) ... [2020-11-07 05:16:29,331 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 05:16:29" (1/1) ... [2020-11-07 05:16:29,342 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 05:16:29" (1/1) ... [2020-11-07 05:16:29,342 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 05:16:29" (1/1) ... [2020-11-07 05:16:29,351 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 05:16:29" (1/1) ... [2020-11-07 05:16:29,354 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 05:16:29" (1/1) ... [2020-11-07 05:16:29,356 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 05:16:29" (1/1) ... [2020-11-07 05:16:29,359 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-07 05:16:29,360 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-07 05:16:29,360 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-07 05:16:29,360 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-07 05:16:29,362 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 05:16:29" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-07 05:16:29,455 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-11-07 05:16:29,455 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-07 05:16:29,455 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-11-07 05:16:29,455 INFO L138 BoogieDeclarations]: Found implementation of procedure g [2020-11-07 05:16:29,455 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2020-11-07 05:16:29,456 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-11-07 05:16:29,456 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-11-07 05:16:29,456 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-11-07 05:16:29,456 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-11-07 05:16:29,456 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-07 05:16:29,457 INFO L130 BoogieDeclarations]: Found specification of procedure g [2020-11-07 05:16:29,457 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-11-07 05:16:29,457 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-11-07 05:16:29,457 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-11-07 05:16:29,458 INFO L130 BoogieDeclarations]: Found specification of procedure f [2020-11-07 05:16:29,458 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-11-07 05:16:29,458 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-11-07 05:16:29,458 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-11-07 05:16:29,458 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-11-07 05:16:29,459 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-07 05:16:29,459 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-07 05:16:29,996 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-07 05:16:29,997 INFO L298 CfgBuilder]: Removed 0 assume(true) statements. [2020-11-07 05:16:29,999 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 05:16:29 BoogieIcfgContainer [2020-11-07 05:16:29,999 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-07 05:16:30,002 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-11-07 05:16:30,002 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-11-07 05:16:30,006 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-11-07 05:16:30,006 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 05:16:28" (1/3) ... [2020-11-07 05:16:30,008 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@bf4fc42 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 05:16:30, skipping insertion in model container [2020-11-07 05:16:30,008 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 05:16:29" (2/3) ... [2020-11-07 05:16:30,009 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@bf4fc42 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 05:16:30, skipping insertion in model container [2020-11-07 05:16:30,009 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 05:16:29" (3/3) ... [2020-11-07 05:16:30,011 INFO L111 eAbstractionObserver]: Analyzing ICFG test05.c [2020-11-07 05:16:30,028 INFO L179 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-11-07 05:16:30,032 INFO L191 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-11-07 05:16:30,048 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-11-07 05:16:30,076 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-11-07 05:16:30,076 INFO L378 AbstractCegarLoop]: Hoare is true [2020-11-07 05:16:30,076 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-11-07 05:16:30,077 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-11-07 05:16:30,077 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-11-07 05:16:30,077 INFO L382 AbstractCegarLoop]: Difference is false [2020-11-07 05:16:30,077 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-11-07 05:16:30,077 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-11-07 05:16:30,097 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states. [2020-11-07 05:16:30,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2020-11-07 05:16:30,110 INFO L414 BasicCegarLoop]: Found error trace [2020-11-07 05:16:30,112 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] [2020-11-07 05:16:30,112 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-07 05:16:30,120 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-07 05:16:30,121 INFO L82 PathProgramCache]: Analyzing trace with hash -214652301, now seen corresponding path program 1 times [2020-11-07 05:16:30,132 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-11-07 05:16:30,132 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [571979073] [2020-11-07 05:16:30,133 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-07 05:16:30,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 05:16:30,663 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-11-07 05:16:30,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 05:16:30,750 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-11-07 05:16:30,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 05:16:30,972 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-07 05:16:30,973 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [571979073] [2020-11-07 05:16:30,976 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-07 05:16:30,977 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-11-07 05:16:30,978 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [632143665] [2020-11-07 05:16:30,985 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-11-07 05:16:30,985 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-11-07 05:16:31,003 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-11-07 05:16:31,005 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=91, Unknown=0, NotChecked=0, Total=110 [2020-11-07 05:16:31,009 INFO L87 Difference]: Start difference. First operand 90 states. Second operand 11 states. [2020-11-07 05:16:32,159 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-07 05:16:32,160 INFO L93 Difference]: Finished difference Result 123 states and 127 transitions. [2020-11-07 05:16:32,160 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-11-07 05:16:32,162 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 43 [2020-11-07 05:16:32,163 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-07 05:16:32,173 INFO L225 Difference]: With dead ends: 123 [2020-11-07 05:16:32,173 INFO L226 Difference]: Without dead ends: 62 [2020-11-07 05:16:32,178 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 33 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=67, Invalid=313, Unknown=0, NotChecked=0, Total=380 [2020-11-07 05:16:32,200 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 62 states. [2020-11-07 05:16:32,248 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 62 to 62. [2020-11-07 05:16:32,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 62 states. [2020-11-07 05:16:32,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 62 states and 62 transitions. [2020-11-07 05:16:32,254 INFO L78 Accepts]: Start accepts. Automaton has 62 states and 62 transitions. Word has length 43 [2020-11-07 05:16:32,254 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-07 05:16:32,254 INFO L481 AbstractCegarLoop]: Abstraction has 62 states and 62 transitions. [2020-11-07 05:16:32,255 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-11-07 05:16:32,255 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 62 transitions. [2020-11-07 05:16:32,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2020-11-07 05:16:32,257 INFO L414 BasicCegarLoop]: Found error trace [2020-11-07 05:16:32,257 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, 1] [2020-11-07 05:16:32,258 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-11-07 05:16:32,258 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-07 05:16:32,259 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-07 05:16:32,259 INFO L82 PathProgramCache]: Analyzing trace with hash -132732498, now seen corresponding path program 1 times [2020-11-07 05:16:32,259 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-11-07 05:16:32,260 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2090780890] [2020-11-07 05:16:32,260 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-07 05:16:32,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 05:16:32,410 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-11-07 05:16:32,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 05:16:32,441 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-11-07 05:16:32,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 05:16:32,480 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-11-07 05:16:32,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 05:16:32,495 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-07 05:16:32,495 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2090780890] [2020-11-07 05:16:32,496 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-07 05:16:32,496 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-11-07 05:16:32,496 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [356769880] [2020-11-07 05:16:32,498 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-11-07 05:16:32,499 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-11-07 05:16:32,499 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-11-07 05:16:32,500 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2020-11-07 05:16:32,500 INFO L87 Difference]: Start difference. First operand 62 states and 62 transitions. Second operand 8 states. [2020-11-07 05:16:32,875 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-07 05:16:32,875 INFO L93 Difference]: Finished difference Result 65 states and 64 transitions. [2020-11-07 05:16:32,876 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-11-07 05:16:32,876 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 55 [2020-11-07 05:16:32,877 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-07 05:16:32,878 INFO L225 Difference]: With dead ends: 65 [2020-11-07 05:16:32,878 INFO L226 Difference]: Without dead ends: 61 [2020-11-07 05:16:32,880 INFO L677 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 [2020-11-07 05:16:32,881 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 61 states. [2020-11-07 05:16:32,900 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 61 to 61. [2020-11-07 05:16:32,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 61 states. [2020-11-07 05:16:32,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 61 states and 60 transitions. [2020-11-07 05:16:32,903 INFO L78 Accepts]: Start accepts. Automaton has 61 states and 60 transitions. Word has length 55 [2020-11-07 05:16:32,904 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-07 05:16:32,904 INFO L481 AbstractCegarLoop]: Abstraction has 61 states and 60 transitions. [2020-11-07 05:16:32,904 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-11-07 05:16:32,905 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 60 transitions. [2020-11-07 05:16:32,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-11-07 05:16:32,909 INFO L414 BasicCegarLoop]: Found error trace [2020-11-07 05:16:32,910 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, 1, 1, 1, 1, 1, 1] [2020-11-07 05:16:32,913 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-11-07 05:16:32,913 INFO L429 AbstractCegarLoop]: === Iteration 3 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-07 05:16:32,914 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-07 05:16:32,914 INFO L82 PathProgramCache]: Analyzing trace with hash -1766240701, now seen corresponding path program 1 times [2020-11-07 05:16:32,914 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-11-07 05:16:32,915 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [705077416] [2020-11-07 05:16:32,915 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-07 05:16:33,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 05:16:33,480 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-11-07 05:16:33,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 05:16:33,512 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-11-07 05:16:33,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 05:16:33,665 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-11-07 05:16:33,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 05:16:34,140 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-07 05:16:34,141 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [705077416] [2020-11-07 05:16:34,145 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-07 05:16:34,145 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [25] imperfect sequences [] total 25 [2020-11-07 05:16:34,145 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [547603504] [2020-11-07 05:16:34,146 INFO L461 AbstractCegarLoop]: Interpolant automaton has 25 states [2020-11-07 05:16:34,146 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-11-07 05:16:34,147 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2020-11-07 05:16:34,148 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=63, Invalid=537, Unknown=0, NotChecked=0, Total=600 [2020-11-07 05:16:34,148 INFO L87 Difference]: Start difference. First operand 61 states and 60 transitions. Second operand 25 states. [2020-11-07 05:16:35,747 WARN L194 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 71 [2020-11-07 05:16:35,938 WARN L194 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 67 [2020-11-07 05:16:36,152 WARN L194 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 71 [2020-11-07 05:16:36,870 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-07 05:16:36,870 INFO L93 Difference]: Finished difference Result 61 states and 60 transitions. [2020-11-07 05:16:36,871 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2020-11-07 05:16:36,871 INFO L78 Accepts]: Start accepts. Automaton has 25 states. Word has length 60 [2020-11-07 05:16:36,871 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-07 05:16:36,872 INFO L225 Difference]: With dead ends: 61 [2020-11-07 05:16:36,872 INFO L226 Difference]: Without dead ends: 0 [2020-11-07 05:16:36,874 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 44 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 391 ImplicationChecksByTransitivity, 2.6s TimeCoverageRelationStatistics Valid=244, Invalid=1826, Unknown=0, NotChecked=0, Total=2070 [2020-11-07 05:16:36,874 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-11-07 05:16:36,874 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-11-07 05:16:36,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-11-07 05:16:36,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-11-07 05:16:36,875 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 60 [2020-11-07 05:16:36,875 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-07 05:16:36,875 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-11-07 05:16:36,875 INFO L482 AbstractCegarLoop]: Interpolant automaton has 25 states. [2020-11-07 05:16:36,876 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-11-07 05:16:36,876 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-11-07 05:16:36,876 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-11-07 05:16:36,878 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-11-07 05:16:37,285 WARN L194 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 37 [2020-11-07 05:16:37,450 WARN L194 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 41 [2020-11-07 05:16:37,810 WARN L194 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 40 [2020-11-07 05:16:38,424 WARN L194 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 40 [2020-11-07 05:16:38,720 WARN L194 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 41 [2020-11-07 05:16:39,218 INFO L269 CegarLoopResult]: At program point reach_errorEXIT(line 3) the Hoare annotation is: true [2020-11-07 05:16:39,219 INFO L269 CegarLoopResult]: At program point reach_errorENTRY(line 3) the Hoare annotation is: true [2020-11-07 05:16:39,219 INFO L269 CegarLoopResult]: At program point reach_errorFINAL(line 3) the Hoare annotation is: true [2020-11-07 05:16:39,219 INFO L269 CegarLoopResult]: At program point reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) the Hoare annotation is: true [2020-11-07 05:16:39,219 INFO L269 CegarLoopResult]: At program point L3-2(line 3) the Hoare annotation is: true [2020-11-07 05:16:39,219 INFO L269 CegarLoopResult]: At program point L3-3(line 3) the Hoare annotation is: true [2020-11-07 05:16:39,219 INFO L269 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: true [2020-11-07 05:16:39,219 INFO L269 CegarLoopResult]: At program point L3-4(line 3) the Hoare annotation is: true [2020-11-07 05:16:39,220 INFO L269 CegarLoopResult]: At program point L-1-1(line -1) the Hoare annotation is: true [2020-11-07 05:16:39,220 INFO L269 CegarLoopResult]: At program point ULTIMATE.initFINAL(line 3) the Hoare annotation is: true [2020-11-07 05:16:39,220 INFO L262 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |old(#NULL.base)| |#NULL.base|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |old(#t~string6.offset)| |#t~string6.offset|) (= |old(#length)| |#length|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string4.base| |old(#t~string4.base)|) (= |old(#t~string4.offset)| |#t~string4.offset|) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#valid)| |#valid|)) [2020-11-07 05:16:39,220 INFO L269 CegarLoopResult]: At program point L3(line 3) the Hoare annotation is: true [2020-11-07 05:16:39,220 INFO L269 CegarLoopResult]: At program point L3-1(line 3) the Hoare annotation is: true [2020-11-07 05:16:39,220 INFO L269 CegarLoopResult]: At program point ULTIMATE.initEXIT(line -1) the Hoare annotation is: true [2020-11-07 05:16:39,221 INFO L262 CegarLoopResult]: At program point L15(line 15) 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|)) [2020-11-07 05:16:39,221 INFO L262 CegarLoopResult]: At program point L14(lines 14 19) 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|)) [2020-11-07 05:16:39,221 INFO L262 CegarLoopResult]: At program point L15-1(line 15) 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)) [2020-11-07 05:16:39,221 INFO L262 CegarLoopResult]: At program point L13(lines 13 20) 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)|)) [2020-11-07 05:16:39,222 INFO L262 CegarLoopResult]: At program point L13-1(lines 13 20) 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)) [2020-11-07 05:16:39,222 INFO L262 CegarLoopResult]: At program point fEXIT(lines 13 20) 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))))) [2020-11-07 05:16:39,222 INFO L262 CegarLoopResult]: At program point fENTRY(lines 13 20) the Hoare annotation is: (and (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)) [2020-11-07 05:16:39,223 INFO L262 CegarLoopResult]: At program point fFINAL(lines 13 20) 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))))) [2020-11-07 05:16:39,223 INFO L262 CegarLoopResult]: At program point L18(line 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)|) (not (= |f_#in~a| 4))) [2020-11-07 05:16:39,223 INFO L262 CegarLoopResult]: At program point L10(line 10) 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))))) [2020-11-07 05:16:39,223 INFO L262 CegarLoopResult]: At program point L9(line 9) the Hoare annotation is: (let ((.cse2 (= g_~pq~0.base g_~p1.base)) (.cse1 (= g_~p2.offset |g_#in~p2.offset|)) (.cse0 (select (select |#memory_$Pointer$.base| g_~p2.base) g_~p2.offset))) (and (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |#memory_int| |old(#memory_int)|) (= |g_#in~p2.base| g_~p2.base) (or (and (= |g_#in~p1.base| .cse0) .cse1) (not .cse2)) (or .cse2 (and .cse1 (= g_~pq~0.base .cse0) (= g_~pq~0.offset (select (select |#memory_$Pointer$.offset| g_~p2.base) g_~p2.offset)))) (= g_~p1.offset |g_#in~p1.offset|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |g_#in~p1.base| g_~p1.base))) [2020-11-07 05:16:39,224 INFO L262 CegarLoopResult]: At program point gEXIT(lines 6 11) 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)))))) [2020-11-07 05:16:39,224 INFO L262 CegarLoopResult]: At program point L9-1(line 9) the Hoare annotation is: (let ((.cse1 (select (select |#memory_$Pointer$.base| |g_#in~p2.base|) |g_#in~p2.offset|)) (.cse0 (= g_~pq~0.base g_~p1.base))) (and (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= g_~p2.offset |g_#in~p2.offset|) (or .cse0 (= g_~pq~0.offset (select (select |#memory_$Pointer$.offset| g_~p2.base) g_~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)|) (or .cse0 (and (= .cse1 |g_#t~mem8.base|) (= g_~pq~0.base |g_#t~mem8.base|) (= |g_#t~mem8.offset| g_~pq~0.offset))) (or (= |g_#in~p1.base| .cse1) (not .cse0)) (= |g_#in~p1.base| g_~p1.base))) [2020-11-07 05:16:39,224 INFO L262 CegarLoopResult]: At program point L7(line 7) 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)) [2020-11-07 05:16:39,224 INFO L262 CegarLoopResult]: At program point L9-2(line 9) 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))))) [2020-11-07 05:16:39,225 INFO L262 CegarLoopResult]: At program point L6(lines 6 11) 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)) [2020-11-07 05:16:39,225 INFO L262 CegarLoopResult]: At program point L7-1(line 7) the Hoare annotation is: (and (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= g_~p2.offset |g_#in~p2.offset|) (= (select (select |#memory_$Pointer$.offset| g_~p2.base) g_~p2.offset) |g_#t~mem7.offset|) (= |#memory_int| |old(#memory_int)|) (= |g_#in~p2.base| g_~p2.base) (= (select (select |#memory_$Pointer$.base| g_~p2.base) g_~p2.offset) |g_#t~mem7.base|) (= g_~p1.offset |g_#in~p1.offset|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |g_#in~p1.base| g_~p1.base)) [2020-11-07 05:16:39,225 INFO L262 CegarLoopResult]: At program point L7-2(line 7) 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 (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= .cse0 |g_#t~mem7.offset|) (= |#memory_int| |old(#memory_int)|) (= |g_#in~p2.base| g_~p2.base) (or (and (= |g_#in~p1.base| .cse1) .cse2) (not .cse3)) (= .cse1 |g_#t~mem7.base|) (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))) [2020-11-07 05:16:39,225 INFO L262 CegarLoopResult]: At program point gFINAL(lines 6 11) 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)))))) [2020-11-07 05:16:39,225 INFO L262 CegarLoopResult]: At program point gENTRY(lines 6 11) the Hoare annotation is: (and (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)) [2020-11-07 05:16:39,226 INFO L269 CegarLoopResult]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2020-11-07 05:16:39,226 INFO L269 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: true [2020-11-07 05:16:39,226 INFO L269 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-11-07 05:16:39,226 INFO L269 CegarLoopResult]: At program point ULTIMATE.startFINAL(line -1) the Hoare annotation is: true [2020-11-07 05:16:39,226 INFO L262 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|))) [2020-11-07 05:16:39,226 INFO L269 CegarLoopResult]: At program point mainEXIT(lines 22 48) the Hoare annotation is: true [2020-11-07 05:16:39,227 INFO L262 CegarLoopResult]: At program point L23(line 23) 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)|)) [2020-11-07 05:16:39,227 INFO L262 CegarLoopResult]: At program point L23-1(line 23) 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)|)) [2020-11-07 05:16:39,227 INFO L269 CegarLoopResult]: At program point L23-2(line 23) the Hoare annotation is: true [2020-11-07 05:16:39,227 INFO L269 CegarLoopResult]: At program point L23-3(line 23) the Hoare annotation is: true [2020-11-07 05:16:39,227 INFO L269 CegarLoopResult]: At program point L23-4(line 23) the Hoare annotation is: true [2020-11-07 05:16:39,227 INFO L269 CegarLoopResult]: At program point L23-5(line 23) the Hoare annotation is: true [2020-11-07 05:16:39,227 INFO L262 CegarLoopResult]: At program point L23-6(line 23) the Hoare annotation is: false [2020-11-07 05:16:39,228 INFO L262 CegarLoopResult]: At program point L23-7(line 23) the Hoare annotation is: false [2020-11-07 05:16:39,228 INFO L262 CegarLoopResult]: At program point L23-8(line 23) the Hoare annotation is: false [2020-11-07 05:16:39,228 INFO L262 CegarLoopResult]: At program point L23-9(line 23) the Hoare annotation is: false [2020-11-07 05:16:39,228 INFO L269 CegarLoopResult]: At program point L44(line 44) the Hoare annotation is: true [2020-11-07 05:16:39,228 INFO L262 CegarLoopResult]: At program point L40(line 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|)) (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|)))) [2020-11-07 05:16:39,229 INFO L262 CegarLoopResult]: At program point L40-1(line 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|)) (= (select (select |#memory_int| |main_#t~mem14.base|) |main_#t~mem14.offset|) 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_~#a~0.base|) |main_~#a~0.offset|) 1) (not (= |main_~#b~0.base| |main_~#p1~0.base|)))) [2020-11-07 05:16:39,229 INFO L262 CegarLoopResult]: At program point L40-2(lines 40 42) 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~mem15| 0) (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|)) (= (select (select |#memory_int| |main_#t~mem14.base|) |main_#t~mem14.offset|) 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_~#a~0.base|) |main_~#a~0.offset|) 1) (not (= |main_~#b~0.base| |main_~#p1~0.base|)))) [2020-11-07 05:16:39,229 INFO L262 CegarLoopResult]: At program point L40-3(line 40) the Hoare annotation is: false [2020-11-07 05:16:39,229 INFO L262 CegarLoopResult]: At program point L36(line 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) (= (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|) 1) (not (= |main_~#b~0.base| |main_~#p1~0.base|)))) [2020-11-07 05:16:39,230 INFO L262 CegarLoopResult]: At program point L40-4(line 40) the Hoare annotation is: false [2020-11-07 05:16:39,230 INFO L262 CegarLoopResult]: At program point L36-1(lines 36 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|)) (= |main_#t~mem13| 1) (= (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|)))) [2020-11-07 05:16:39,230 INFO L269 CegarLoopResult]: At program point L40-5(line 40) the Hoare annotation is: true [2020-11-07 05:16:39,230 INFO L262 CegarLoopResult]: At program point L36-2(line 36) the Hoare annotation is: false [2020-11-07 05:16:39,230 INFO L269 CegarLoopResult]: At program point L40-6(line 40) the Hoare annotation is: true [2020-11-07 05:16:39,231 INFO L262 CegarLoopResult]: At program point L36-3(line 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|)) (= |main_#t~mem13| 1) (= (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|)))) [2020-11-07 05:16:39,231 INFO L262 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|)) (= 5 |main_#t~mem9|) (= (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|))) [2020-11-07 05:16:39,231 INFO L262 CegarLoopResult]: At program point L32-1(line 32) the Hoare annotation is: (and (= (select |#valid| |main_~#b~0.base|) 1) (not (= |main_~#b~0.base| |main_~#p2~0.base|)) (= 5 |main_#t~post10|) (not (= |main_~#b~0.base| |main_~#a~0.base|)) (= 5 |main_#t~mem9|) (= (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|))) [2020-11-07 05:16:39,231 INFO L262 CegarLoopResult]: At program point L32-2(line 32) the Hoare annotation is: (and (= (select |#valid| |main_~#b~0.base|) 1) (not (= |main_~#b~0.base| |main_~#p2~0.base|)) (= 5 |main_#t~post10|) (not (= |main_~#b~0.base| |main_~#a~0.base|)) (= 5 |main_#t~mem9|) (= (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|))) [2020-11-07 05:16:39,232 INFO L262 CegarLoopResult]: At program point L32-3(line 32) the Hoare annotation is: (and (= (select |#valid| |main_~#b~0.base|) 1) (not (= |main_~#b~0.base| |main_~#p2~0.base|)) (= 5 |main_#t~post10|) (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|))) [2020-11-07 05:16:39,232 INFO L262 CegarLoopResult]: At program point L24(line 24) 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|))) [2020-11-07 05:16:39,232 INFO L262 CegarLoopResult]: At program point L24-1(line 24) 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|))) [2020-11-07 05:16:39,232 INFO L269 CegarLoopResult]: At program point L24-2(line 24) the Hoare annotation is: true [2020-11-07 05:16:39,232 INFO L269 CegarLoopResult]: At program point L24-3(line 24) the Hoare annotation is: true [2020-11-07 05:16:39,232 INFO L269 CegarLoopResult]: At program point L24-4(line 24) the Hoare annotation is: true [2020-11-07 05:16:39,233 INFO L269 CegarLoopResult]: At program point L24-5(line 24) the Hoare annotation is: true [2020-11-07 05:16:39,233 INFO L262 CegarLoopResult]: At program point L24-6(line 24) the Hoare annotation is: false [2020-11-07 05:16:39,233 INFO L262 CegarLoopResult]: At program point L24-7(line 24) the Hoare annotation is: false [2020-11-07 05:16:39,233 INFO L262 CegarLoopResult]: At program point L24-8(line 24) the Hoare annotation is: false [2020-11-07 05:16:39,233 INFO L262 CegarLoopResult]: At program point L24-9(line 24) the Hoare annotation is: false [2020-11-07 05:16:39,233 INFO L262 CegarLoopResult]: At program point L41(lines 22 48) the Hoare annotation is: false [2020-11-07 05:16:39,233 INFO L262 CegarLoopResult]: At program point L29(line 29) 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|))) [2020-11-07 05:16:39,234 INFO L262 CegarLoopResult]: At program point L46(line 46) the Hoare annotation is: false [2020-11-07 05:16:39,234 INFO L269 CegarLoopResult]: At program point mainFINAL(lines 22 48) the Hoare annotation is: true [2020-11-07 05:16:39,234 INFO L262 CegarLoopResult]: At program point L34(line 34) 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|))) [2020-11-07 05:16:39,234 INFO L262 CegarLoopResult]: At program point L34-1(line 34) the Hoare annotation is: (and (= (select |#valid| |main_~#b~0.base|) 1) (not (= |main_~#b~0.base| |main_~#p2~0.base|)) (= |main_#t~mem11| 4) (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|))) [2020-11-07 05:16:39,234 INFO L262 CegarLoopResult]: At program point L34-2(line 34) the Hoare annotation is: (let ((.cse0 (select (select |#memory_$Pointer$.base| |main_~#p1~0.base|) |main_~#p1~0.offset|))) (and (= |main_#t~ret12| 1) (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) (= |main_#t~mem11| 4) (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|)))) [2020-11-07 05:16:39,235 INFO L262 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 (= |main_#t~ret12| 1) (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) (= |main_#t~mem11| 4) (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|)))) [2020-11-07 05:16:39,235 INFO L262 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 (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|)) (not (= |main_~#b~0.base| |main_~#p1~0.base|))) [2020-11-07 05:16:39,235 INFO L262 CegarLoopResult]: At program point L34-4(line 34) the Hoare annotation is: (let ((.cse0 (select (select |#memory_$Pointer$.base| |main_~#p1~0.base|) |main_~#p1~0.offset|))) (and (= |main_#t~ret12| 1) (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) (= |main_#t~mem11| 4) (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|)))) [2020-11-07 05:16:39,236 INFO L262 CegarLoopResult]: At program point mainENTRY(lines 22 48) the Hoare annotation is: (and (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#valid)| |#valid|)) [2020-11-07 05:16:39,236 INFO L262 CegarLoopResult]: At program point L34-5(line 34) the Hoare annotation is: (let ((.cse0 (select (select |#memory_$Pointer$.base| |main_~#p1~0.base|) |main_~#p1~0.offset|))) (and (= |main_#t~ret12| 1) (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|)))) [2020-11-07 05:16:39,236 INFO L262 CegarLoopResult]: At program point L26(line 26) 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|))) [2020-11-07 05:16:39,236 INFO L262 CegarLoopResult]: At program point L47(line 47) the Hoare annotation is: false [2020-11-07 05:16:39,261 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-07 05:16:39,262 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-07 05:16:39,263 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-07 05:16:39,263 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-11-07 05:16:39,263 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-07 05:16:39,264 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-11-07 05:16:39,264 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-11-07 05:16:39,264 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-07 05:16:39,264 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-07 05:16:39,266 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-07 05:16:39,268 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-07 05:16:39,268 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-11-07 05:16:39,268 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-07 05:16:39,269 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-07 05:16:39,269 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-07 05:16:39,269 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-07 05:16:39,269 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-07 05:16:39,269 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-11-07 05:16:39,269 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-11-07 05:16:39,270 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-07 05:16:39,270 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-07 05:16:39,272 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-07 05:16:39,272 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-07 05:16:39,273 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-07 05:16:39,273 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-07 05:16:39,274 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-11-07 05:16:39,274 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-07 05:16:39,274 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-11-07 05:16:39,275 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-07 05:16:39,275 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-07 05:16:39,275 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-07 05:16:39,275 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-07 05:16:39,275 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-11-07 05:16:39,276 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-07 05:16:39,276 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-07 05:16:39,276 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-07 05:16:39,276 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-07 05:16:39,276 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-07 05:16:39,278 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.11 05:16:39 BoogieIcfgContainer [2020-11-07 05:16:39,278 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-11-07 05:16:39,281 INFO L168 Benchmark]: Toolchain (without parser) took 10278.07 ms. Allocated memory was 151.0 MB in the beginning and 218.1 MB in the end (delta: 67.1 MB). Free memory was 126.7 MB in the beginning and 156.6 MB in the end (delta: -29.9 MB). Peak memory consumption was 119.4 MB. Max. memory is 8.0 GB. [2020-11-07 05:16:39,282 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 151.0 MB. Free memory is still 124.4 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-11-07 05:16:39,282 INFO L168 Benchmark]: CACSL2BoogieTranslator took 294.91 ms. Allocated memory is still 151.0 MB. Free memory was 126.3 MB in the beginning and 116.8 MB in the end (delta: 9.5 MB). Peak memory consumption was 9.4 MB. Max. memory is 8.0 GB. [2020-11-07 05:16:39,283 INFO L168 Benchmark]: Boogie Preprocessor took 46.61 ms. Allocated memory is still 151.0 MB. Free memory was 116.8 MB in the beginning and 115.2 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2020-11-07 05:16:39,284 INFO L168 Benchmark]: RCFGBuilder took 639.44 ms. Allocated memory is still 151.0 MB. Free memory was 115.2 MB in the beginning and 92.1 MB in the end (delta: 23.1 MB). Peak memory consumption was 23.1 MB. Max. memory is 8.0 GB. [2020-11-07 05:16:39,285 INFO L168 Benchmark]: TraceAbstraction took 9277.03 ms. Allocated memory was 151.0 MB in the beginning and 218.1 MB in the end (delta: 67.1 MB). Free memory was 91.7 MB in the beginning and 156.6 MB in the end (delta: -64.9 MB). Peak memory consumption was 84.8 MB. Max. memory is 8.0 GB. [2020-11-07 05:16:39,289 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 ms. Allocated memory is still 151.0 MB. Free memory is still 124.4 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 294.91 ms. Allocated memory is still 151.0 MB. Free memory was 126.3 MB in the beginning and 116.8 MB in the end (delta: 9.5 MB). Peak memory consumption was 9.4 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 46.61 ms. Allocated memory is still 151.0 MB. Free memory was 116.8 MB in the beginning and 115.2 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 639.44 ms. Allocated memory is still 151.0 MB. Free memory was 115.2 MB in the beginning and 92.1 MB in the end (delta: 23.1 MB). Peak memory consumption was 23.1 MB. Max. memory is 8.0 GB. * TraceAbstraction took 9277.03 ms. Allocated memory was 151.0 MB in the beginning and 218.1 MB in the end (delta: 67.1 MB). Free memory was 91.7 MB in the beginning and 156.6 MB in the end (delta: -64.9 MB). Peak memory consumption was 84.8 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.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: 3]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 22]: Loop Invariant Derived loop invariant: 0 - ProcedureContractResult [Line: 3]: Procedure Contract for reach_error Derived contract for procedure reach_error: 1 - ProcedureContractResult [Line: 13]: Procedure Contract for f [2020-11-07 05:16:39,300 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-07 05:16:39,301 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-07 05:16:39,301 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-07 05:16:39,301 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-11-07 05:16:39,302 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-07 05:16:39,302 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-11-07 05:16:39,302 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-11-07 05:16:39,302 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-07 05:16:39,303 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-07 05:16:39,303 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-07 05:16:39,303 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-07 05:16:39,303 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-11-07 05:16:39,303 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-07 05:16:39,303 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-07 05:16:39,304 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-07 05:16:39,304 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-07 05:16:39,304 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-07 05:16:39,304 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-11-07 05:16:39,304 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-11-07 05:16:39,305 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-07 05:16:39,305 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-07 05:16:39,305 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-07 05:16:39,306 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-07 05:16:39,306 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-07 05:16:39,306 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-11-07 05:16:39,306 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-07 05:16:39,307 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-11-07 05:16:39,307 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-11-07 05:16:39,307 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-07 05:16:39,307 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-07 05:16:39,307 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-07 05:16:39,308 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-07 05:16:39,308 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-11-07 05:16:39,308 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-07 05:16:39,308 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-07 05:16:39,308 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-07 05:16:39,309 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-07 05:16:39,309 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-07 05:16:39,309 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-11-07 05:16:39,309 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-11-07 05:16:39,309 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-07 05:16:39,309 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: 6]: Procedure Contract for g [2020-11-07 05:16:39,310 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-07 05:16:39,310 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-07 05:16:39,311 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-07 05:16:39,311 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-07 05:16:39,311 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-11-07 05:16:39,311 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-07 05:16:39,312 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-11-07 05:16:39,312 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-07 05:16:39,312 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-07 05:16:39,312 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-07 05:16:39,313 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-07 05:16:39,313 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-11-07 05:16:39,313 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-07 05:16:39,313 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-07 05:16:39,313 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-07 05:16:39,313 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-07 05:16:39,314 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-07 05:16:39,314 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-07 05:16:39,314 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-07 05:16:39,315 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-07 05:16:39,315 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-07 05:16:39,315 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-11-07 05:16:39,316 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-07 05:16:39,316 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-11-07 05:16:39,316 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-07 05:16:39,316 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-07 05:16:39,316 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-07 05:16:39,317 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-07 05:16:39,317 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-11-07 05:16:39,317 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-07 05:16:39,317 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-07 05:16:39,317 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-07 05:16:39,317 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-07 05:16:39,318 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: 22]: Procedure Contract for main Derived contract for procedure main: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 6 procedures, 90 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 6.8s, OverallIterations: 3, TraceHistogramMax: 1, AutomataDifference: 4.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 2.3s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 142 SDtfs, 211 SDslu, 527 SDs, 0 SdLazy, 1308 SolverSat, 67 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 90 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 72 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 430 ImplicationChecksByTransitivity, 3.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=90occurred 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, 90 LocationsWithAnnotation, 98 PreInvPairs, 125 NumberOfFragments, 2020 HoareAnnotationTreeSize, 98 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 90 FomulaSimplificationsInter, 821 FormulaSimplificationTreeSizeReductionInter, 2.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.8s InterpolantComputationTime, 158 NumberOfCodeBlocks, 158 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 155 ConstructedInterpolants, 0 QuantifiedInterpolants, 74045 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...