/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample FPandBPonlyIfFpWasNotPerfect -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.assert.codeblocks NOT_INCREMENTALLY -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/loop-invgen/id_build.i.p+nlh-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-d623d84 [2020-07-20 11:59:21,314 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-20 11:59:21,316 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-20 11:59:21,335 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-20 11:59:21,335 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-20 11:59:21,338 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-20 11:59:21,339 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-20 11:59:21,349 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-20 11:59:21,353 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-20 11:59:21,358 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-20 11:59:21,359 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-20 11:59:21,360 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-20 11:59:21,361 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-20 11:59:21,362 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-20 11:59:21,365 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-20 11:59:21,366 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-20 11:59:21,367 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-20 11:59:21,368 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-20 11:59:21,369 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-20 11:59:21,374 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-20 11:59:21,379 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-20 11:59:21,383 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-20 11:59:21,384 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-20 11:59:21,384 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-20 11:59:21,387 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-07-20 11:59:21,397 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-20 11:59:21,398 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-20 11:59:21,399 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-20 11:59:21,400 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-07-20 11:59:21,434 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-20 11:59:21,435 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-20 11:59:21,436 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-20 11:59:21,436 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-20 11:59:21,437 INFO L138 SettingsManager]: * Use SBE=true [2020-07-20 11:59:21,437 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-20 11:59:21,437 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-20 11:59:21,439 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-20 11:59:21,440 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-20 11:59:21,440 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-20 11:59:21,440 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-20 11:59:21,440 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-20 11:59:21,440 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-20 11:59:21,441 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-20 11:59:21,441 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-20 11:59:21,441 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-20 11:59:21,441 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-20 11:59:21,442 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-20 11:59:21,443 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-20 11:59:21,443 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-20 11:59:21,443 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-20 11:59:21,443 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-20 11:59:21,443 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-20 11:59:21,444 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-20 11:59:21,444 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-20 11:59:21,444 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-20 11:59:21,444 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 11:59:21,444 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-20 11:59:21,445 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-20 11:59:21,445 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> FPandBPonlyIfFpWasNotPerfect Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks -> NOT_INCREMENTALLY [2020-07-20 11:59:21,733 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-20 11:59:21,745 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-20 11:59:21,749 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-20 11:59:21,750 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-20 11:59:21,751 INFO L275 PluginConnector]: CDTParser initialized [2020-07-20 11:59:21,752 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-invgen/id_build.i.p+nlh-reducer.c [2020-07-20 11:59:21,827 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/32df86a24/06c83854355247b890151a06eba37afc/FLAG8111de244 [2020-07-20 11:59:22,406 INFO L306 CDTParser]: Found 1 translation units. [2020-07-20 11:59:22,412 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-invgen/id_build.i.p+nlh-reducer.c [2020-07-20 11:59:22,439 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/32df86a24/06c83854355247b890151a06eba37afc/FLAG8111de244 [2020-07-20 11:59:22,654 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/32df86a24/06c83854355247b890151a06eba37afc [2020-07-20 11:59:22,663 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-20 11:59:22,666 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-20 11:59:22,671 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-20 11:59:22,671 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-20 11:59:22,674 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-20 11:59:22,676 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 11:59:22" (1/1) ... [2020-07-20 11:59:22,679 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ff5933e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 11:59:22, skipping insertion in model container [2020-07-20 11:59:22,679 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 11:59:22" (1/1) ... [2020-07-20 11:59:22,689 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-20 11:59:22,755 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-20 11:59:23,278 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-20 11:59:23,284 INFO L203 MainTranslator]: Completed pre-run [2020-07-20 11:59:23,650 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-20 11:59:23,663 INFO L208 MainTranslator]: Completed translation [2020-07-20 11:59:23,664 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 11:59:23 WrapperNode [2020-07-20 11:59:23,664 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-20 11:59:23,665 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-20 11:59:23,665 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-20 11:59:23,665 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-20 11:59:23,675 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 11:59:23" (1/1) ... [2020-07-20 11:59:23,676 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 11:59:23" (1/1) ... [2020-07-20 11:59:23,694 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 11:59:23" (1/1) ... [2020-07-20 11:59:23,695 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 11:59:23" (1/1) ... [2020-07-20 11:59:23,727 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 11:59:23" (1/1) ... [2020-07-20 11:59:23,757 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 11:59:23" (1/1) ... [2020-07-20 11:59:23,777 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 11:59:23" (1/1) ... [2020-07-20 11:59:23,791 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-20 11:59:23,791 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-20 11:59:23,792 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-20 11:59:23,792 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-20 11:59:23,793 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 11:59:23" (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 [2020-07-20 11:59:23,871 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-20 11:59:23,872 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-20 11:59:23,872 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2020-07-20 11:59:23,873 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-20 11:59:23,873 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-20 11:59:23,873 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-07-20 11:59:23,873 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2020-07-20 11:59:23,874 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2020-07-20 11:59:23,874 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-20 11:59:23,874 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-20 11:59:23,875 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-20 11:59:23,875 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-20 11:59:25,373 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-20 11:59:25,374 INFO L295 CfgBuilder]: Removed 0 assume(true) statements. [2020-07-20 11:59:25,380 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.07 11:59:25 BoogieIcfgContainer [2020-07-20 11:59:25,380 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-20 11:59:25,382 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-20 11:59:25,382 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-20 11:59:25,385 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-20 11:59:25,386 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.07 11:59:22" (1/3) ... [2020-07-20 11:59:25,387 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@540456f7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.07 11:59:25, skipping insertion in model container [2020-07-20 11:59:25,387 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 11:59:23" (2/3) ... [2020-07-20 11:59:25,388 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@540456f7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.07 11:59:25, skipping insertion in model container [2020-07-20 11:59:25,388 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.07 11:59:25" (3/3) ... [2020-07-20 11:59:25,390 INFO L109 eAbstractionObserver]: Analyzing ICFG id_build.i.p+nlh-reducer.c [2020-07-20 11:59:25,401 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBPonlyIfFpWasNotPerfect Determinization: PREDICATE_ABSTRACTION [2020-07-20 11:59:25,410 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2020-07-20 11:59:25,425 INFO L251 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2020-07-20 11:59:25,453 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-20 11:59:25,453 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-20 11:59:25,453 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBPonlyIfFpWasNotPerfect [2020-07-20 11:59:25,453 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-20 11:59:25,453 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-20 11:59:25,454 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-20 11:59:25,454 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-20 11:59:25,454 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-20 11:59:25,479 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states. [2020-07-20 11:59:25,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2020-07-20 11:59:25,496 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 11:59:25,498 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-20 11:59:25,498 INFO L427 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION, mainErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 11:59:25,504 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 11:59:25,504 INFO L82 PathProgramCache]: Analyzing trace with hash 657243657, now seen corresponding path program 1 times [2020-07-20 11:59:25,513 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 11:59:25,514 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1965170627] [2020-07-20 11:59:25,514 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 11:59:25,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 11:59:25,737 INFO L263 TraceCheckSpWp]: Trace formula consists of 582 conjuncts, 10 conjunts are in the unsatisfiable core [2020-07-20 11:59:25,750 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 11:59:25,970 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-20 11:59:25,971 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 11:59:25,972 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1965170627] [2020-07-20 11:59:25,972 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 11:59:25,973 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-07-20 11:59:25,974 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1071123572] [2020-07-20 11:59:25,979 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-07-20 11:59:25,980 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 11:59:25,996 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-07-20 11:59:25,997 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=55, Unknown=0, NotChecked=0, Total=110 [2020-07-20 11:59:25,999 INFO L87 Difference]: Start difference. First operand 256 states. Second operand 11 states. [2020-07-20 11:59:26,480 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 11:59:26,480 INFO L93 Difference]: Finished difference Result 459 states and 822 transitions. [2020-07-20 11:59:26,481 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-07-20 11:59:26,482 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 141 [2020-07-20 11:59:26,483 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 11:59:26,497 INFO L225 Difference]: With dead ends: 459 [2020-07-20 11:59:26,497 INFO L226 Difference]: Without dead ends: 213 [2020-07-20 11:59:26,503 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 140 GetRequests, 131 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=55, Invalid=55, Unknown=0, NotChecked=0, Total=110 [2020-07-20 11:59:26,522 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 213 states. [2020-07-20 11:59:26,557 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 213 to 185. [2020-07-20 11:59:26,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 185 states. [2020-07-20 11:59:26,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 185 states and 207 transitions. [2020-07-20 11:59:26,561 INFO L78 Accepts]: Start accepts. Automaton has 185 states and 207 transitions. Word has length 141 [2020-07-20 11:59:26,562 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 11:59:26,562 INFO L479 AbstractCegarLoop]: Abstraction has 185 states and 207 transitions. [2020-07-20 11:59:26,562 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-07-20 11:59:26,562 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 207 transitions. [2020-07-20 11:59:26,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2020-07-20 11:59:26,565 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 11:59:26,565 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, 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, 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] [2020-07-20 11:59:26,777 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 11:59:26,778 INFO L427 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION, mainErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 11:59:26,778 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 11:59:26,779 INFO L82 PathProgramCache]: Analyzing trace with hash -1948839399, now seen corresponding path program 1 times [2020-07-20 11:59:26,779 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 11:59:26,780 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [460735415] [2020-07-20 11:59:26,780 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 11:59:26,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 11:59:26,945 INFO L263 TraceCheckSpWp]: Trace formula consists of 589 conjuncts, 4 conjunts are in the unsatisfiable core [2020-07-20 11:59:26,960 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 11:59:27,031 INFO L501 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-07-20 11:59:27,069 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-20 11:59:27,069 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 11:59:27,069 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [460735415] [2020-07-20 11:59:27,070 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 11:59:27,070 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-07-20 11:59:27,070 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [994433305] [2020-07-20 11:59:27,075 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-07-20 11:59:27,075 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 11:59:27,076 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-07-20 11:59:27,076 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-07-20 11:59:27,076 INFO L87 Difference]: Start difference. First operand 185 states and 207 transitions. Second operand 4 states. [2020-07-20 11:59:27,287 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 11:59:27,287 INFO L93 Difference]: Finished difference Result 189 states and 212 transitions. [2020-07-20 11:59:27,288 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-07-20 11:59:27,288 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 145 [2020-07-20 11:59:27,289 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 11:59:27,293 INFO L225 Difference]: With dead ends: 189 [2020-07-20 11:59:27,293 INFO L226 Difference]: Without dead ends: 187 [2020-07-20 11:59:27,298 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 146 GetRequests, 143 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-07-20 11:59:27,298 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 187 states. [2020-07-20 11:59:27,317 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 187 to 183. [2020-07-20 11:59:27,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 183 states. [2020-07-20 11:59:27,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 183 states and 198 transitions. [2020-07-20 11:59:27,318 INFO L78 Accepts]: Start accepts. Automaton has 183 states and 198 transitions. Word has length 145 [2020-07-20 11:59:27,319 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 11:59:27,319 INFO L479 AbstractCegarLoop]: Abstraction has 183 states and 198 transitions. [2020-07-20 11:59:27,319 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-07-20 11:59:27,320 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 198 transitions. [2020-07-20 11:59:27,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2020-07-20 11:59:27,322 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 11:59:27,322 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, 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, 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] [2020-07-20 11:59:27,535 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 11:59:27,536 INFO L427 AbstractCegarLoop]: === Iteration 3 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION, mainErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 11:59:27,537 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 11:59:27,537 INFO L82 PathProgramCache]: Analyzing trace with hash -228822137, now seen corresponding path program 1 times [2020-07-20 11:59:27,538 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 11:59:27,538 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [384921151] [2020-07-20 11:59:27,539 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 11:59:27,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 11:59:27,671 INFO L263 TraceCheckSpWp]: Trace formula consists of 594 conjuncts, 9 conjunts are in the unsatisfiable core [2020-07-20 11:59:27,675 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 11:59:27,766 INFO L501 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-07-20 11:59:27,817 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-20 11:59:27,818 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 11:59:27,818 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [384921151] [2020-07-20 11:59:27,818 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 11:59:27,820 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-07-20 11:59:27,821 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1621014168] [2020-07-20 11:59:27,822 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-07-20 11:59:27,822 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 11:59:27,822 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-07-20 11:59:27,823 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=42, Unknown=0, NotChecked=0, Total=72 [2020-07-20 11:59:27,823 INFO L87 Difference]: Start difference. First operand 183 states and 198 transitions. Second operand 9 states. [2020-07-20 11:59:28,120 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 11:59:28,120 INFO L93 Difference]: Finished difference Result 189 states and 205 transitions. [2020-07-20 11:59:28,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-07-20 11:59:28,121 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 147 [2020-07-20 11:59:28,122 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 11:59:28,122 INFO L225 Difference]: With dead ends: 189 [2020-07-20 11:59:28,122 INFO L226 Difference]: Without dead ends: 0 [2020-07-20 11:59:28,123 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 147 GetRequests, 139 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=39, Invalid=51, Unknown=0, NotChecked=0, Total=90 [2020-07-20 11:59:28,124 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-07-20 11:59:28,124 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-07-20 11:59:28,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-07-20 11:59:28,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-07-20 11:59:28,126 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 147 [2020-07-20 11:59:28,126 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 11:59:28,126 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-20 11:59:28,127 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-07-20 11:59:28,127 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-20 11:59:28,127 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-20 11:59:28,338 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 11:59:28,342 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-07-20 11:59:28,737 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-07-20 11:59:28,737 INFO L271 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2020-07-20 11:59:28,737 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-07-20 11:59:28,738 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-07-20 11:59:28,738 INFO L271 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: true [2020-07-20 11:59:28,738 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-07-20 11:59:28,738 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-07-20 11:59:28,738 INFO L268 CegarLoopResult]: For program point assume_abort_if_notENTRY(lines 4 6) no Hoare annotation was computed. [2020-07-20 11:59:28,739 INFO L268 CegarLoopResult]: For program point L5(line 5) no Hoare annotation was computed. [2020-07-20 11:59:28,739 INFO L268 CegarLoopResult]: For program point L5-2(lines 4 6) no Hoare annotation was computed. [2020-07-20 11:59:28,739 INFO L268 CegarLoopResult]: For program point assume_abort_if_notEXIT(lines 4 6) no Hoare annotation was computed. [2020-07-20 11:59:28,739 INFO L268 CegarLoopResult]: For program point L762(lines 762 2426) no Hoare annotation was computed. [2020-07-20 11:59:28,739 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 11 2690) no Hoare annotation was computed. [2020-07-20 11:59:28,739 INFO L268 CegarLoopResult]: For program point L630(lines 630 2472) no Hoare annotation was computed. [2020-07-20 11:59:28,740 INFO L268 CegarLoopResult]: For program point L366(lines 366 2559) no Hoare annotation was computed. [2020-07-20 11:59:28,740 INFO L268 CegarLoopResult]: For program point L1820(lines 1820 2078) no Hoare annotation was computed. [2020-07-20 11:59:28,740 INFO L268 CegarLoopResult]: For program point L1622(lines 1622 2129) no Hoare annotation was computed. [2020-07-20 11:59:28,740 INFO L268 CegarLoopResult]: For program point L1490(lines 1490 2180) no Hoare annotation was computed. [2020-07-20 11:59:28,740 INFO L268 CegarLoopResult]: For program point L1358(lines 1358 2226) no Hoare annotation was computed. [2020-07-20 11:59:28,740 INFO L268 CegarLoopResult]: For program point L1226(lines 1226 2267) no Hoare annotation was computed. [2020-07-20 11:59:28,740 INFO L268 CegarLoopResult]: For program point L1094(lines 1094 2313) no Hoare annotation was computed. [2020-07-20 11:59:28,741 INFO L268 CegarLoopResult]: For program point L830(lines 830 2400) no Hoare annotation was computed. [2020-07-20 11:59:28,741 INFO L268 CegarLoopResult]: For program point L1888(lines 1888 2057) no Hoare annotation was computed. [2020-07-20 11:59:28,741 INFO L268 CegarLoopResult]: For program point L1690(lines 1690 2108) no Hoare annotation was computed. [2020-07-20 11:59:28,741 INFO L268 CegarLoopResult]: For program point L1558(lines 1558 2154) no Hoare annotation was computed. [2020-07-20 11:59:28,741 INFO L268 CegarLoopResult]: For program point L1294(lines 1294 2241) no Hoare annotation was computed. [2020-07-20 11:59:28,741 INFO L268 CegarLoopResult]: For program point L105(lines 105 2651) no Hoare annotation was computed. [2020-07-20 11:59:28,741 INFO L268 CegarLoopResult]: For program point L898(lines 898 2389) no Hoare annotation was computed. [2020-07-20 11:59:28,741 INFO L268 CegarLoopResult]: For program point L1956(lines 1956 2031) no Hoare annotation was computed. [2020-07-20 11:59:28,742 INFO L268 CegarLoopResult]: For program point L569(lines 569 2492) no Hoare annotation was computed. [2020-07-20 11:59:28,742 INFO L268 CegarLoopResult]: For program point L305(lines 305 2579) no Hoare annotation was computed. [2020-07-20 11:59:28,742 INFO L268 CegarLoopResult]: For program point L173(lines 173 2630) no Hoare annotation was computed. [2020-07-20 11:59:28,742 INFO L268 CegarLoopResult]: For program point L41(lines 41 2676) no Hoare annotation was computed. [2020-07-20 11:59:28,742 INFO L268 CegarLoopResult]: For program point L1759(lines 1759 1801) no Hoare annotation was computed. [2020-07-20 11:59:28,742 INFO L268 CegarLoopResult]: For program point L1033(lines 1033 2333) no Hoare annotation was computed. [2020-07-20 11:59:28,742 INFO L268 CegarLoopResult]: For program point L901(lines 901 2384) no Hoare annotation was computed. [2020-07-20 11:59:28,743 INFO L268 CegarLoopResult]: For program point L769(lines 769 2420) no Hoare annotation was computed. [2020-07-20 11:59:28,743 INFO L268 CegarLoopResult]: For program point L637(lines 637 2471) no Hoare annotation was computed. [2020-07-20 11:59:28,743 INFO L268 CegarLoopResult]: For program point L505(lines 505 2517) no Hoare annotation was computed. [2020-07-20 11:59:28,743 INFO L268 CegarLoopResult]: For program point L373(lines 373 2558) no Hoare annotation was computed. [2020-07-20 11:59:28,743 INFO L268 CegarLoopResult]: For program point L241(lines 241 2604) no Hoare annotation was computed. [2020-07-20 11:59:28,743 INFO L268 CegarLoopResult]: For program point L1761(line 1761) no Hoare annotation was computed. [2020-07-20 11:59:28,743 INFO L268 CegarLoopResult]: For program point L1497(lines 1497 2174) no Hoare annotation was computed. [2020-07-20 11:59:28,744 INFO L268 CegarLoopResult]: For program point L1365(lines 1365 2225) no Hoare annotation was computed. [2020-07-20 11:59:28,744 INFO L268 CegarLoopResult]: For program point L1233(lines 1233 2261) no Hoare annotation was computed. [2020-07-20 11:59:28,744 INFO L268 CegarLoopResult]: For program point L1101(lines 1101 2312) no Hoare annotation was computed. [2020-07-20 11:59:28,744 INFO L268 CegarLoopResult]: For program point L969(lines 969 2358) no Hoare annotation was computed. [2020-07-20 11:59:28,744 INFO L268 CegarLoopResult]: For program point L837(lines 837 2399) no Hoare annotation was computed. [2020-07-20 11:59:28,744 INFO L268 CegarLoopResult]: For program point L705(lines 705 2445) no Hoare annotation was computed. [2020-07-20 11:59:28,744 INFO L268 CegarLoopResult]: For program point L1895(lines 1895 2051) no Hoare annotation was computed. [2020-07-20 11:59:28,745 INFO L268 CegarLoopResult]: For program point L1697(lines 1697 2102) no Hoare annotation was computed. [2020-07-20 11:59:28,745 INFO L268 CegarLoopResult]: For program point L1565(lines 1565 2153) no Hoare annotation was computed. [2020-07-20 11:59:28,745 INFO L268 CegarLoopResult]: For program point L442(lines 442 450) no Hoare annotation was computed. [2020-07-20 11:59:28,745 INFO L268 CegarLoopResult]: For program point L1433(lines 1433 2199) no Hoare annotation was computed. [2020-07-20 11:59:28,745 INFO L268 CegarLoopResult]: For program point L1169(lines 1169 2286) no Hoare annotation was computed. [2020-07-20 11:59:28,745 INFO L264 CegarLoopResult]: At program point L2161(lines 1540 2162) the Hoare annotation is: (and (<= 3 main_~main__i~0) (<= 8 main_~main__j~0) (< main_~main__i~0 main_~main__nlen~0)) [2020-07-20 11:59:28,746 INFO L268 CegarLoopResult]: For program point L1963(lines 1963 2030) no Hoare annotation was computed. [2020-07-20 11:59:28,746 INFO L268 CegarLoopResult]: For program point L1831(lines 1831 2076) no Hoare annotation was computed. [2020-07-20 11:59:28,746 INFO L268 CegarLoopResult]: For program point L1633(lines 1633 2127) no Hoare annotation was computed. [2020-07-20 11:59:28,746 INFO L268 CegarLoopResult]: For program point L180(lines 180 2624) no Hoare annotation was computed. [2020-07-20 11:59:28,746 INFO L268 CegarLoopResult]: For program point L48(lines 48 2675) no Hoare annotation was computed. [2020-07-20 11:59:28,746 INFO L268 CegarLoopResult]: For program point L908(lines 908 2378) no Hoare annotation was computed. [2020-07-20 11:59:28,746 INFO L268 CegarLoopResult]: For program point L644(lines 644 2465) no Hoare annotation was computed. [2020-07-20 11:59:28,747 INFO L268 CegarLoopResult]: For program point mainErr1ASSERT_VIOLATIONERROR_FUNCTION(line 1778) no Hoare annotation was computed. [2020-07-20 11:59:28,747 INFO L268 CegarLoopResult]: For program point L512(lines 512 2516) no Hoare annotation was computed. [2020-07-20 11:59:28,747 INFO L268 CegarLoopResult]: For program point L380(lines 380 2552) no Hoare annotation was computed. [2020-07-20 11:59:28,747 INFO L268 CegarLoopResult]: For program point L248(lines 248 2603) no Hoare annotation was computed. [2020-07-20 11:59:28,747 INFO L268 CegarLoopResult]: For program point L116(lines 116 2649) no Hoare annotation was computed. [2020-07-20 11:59:28,747 INFO L268 CegarLoopResult]: For program point L1372(lines 1372 2219) no Hoare annotation was computed. [2020-07-20 11:59:28,748 INFO L268 CegarLoopResult]: For program point L1108(lines 1108 2306) no Hoare annotation was computed. [2020-07-20 11:59:28,748 INFO L268 CegarLoopResult]: For program point L976(lines 976 2357) no Hoare annotation was computed. [2020-07-20 11:59:28,748 INFO L268 CegarLoopResult]: For program point L844(lines 844 2393) no Hoare annotation was computed. [2020-07-20 11:59:28,748 INFO L268 CegarLoopResult]: For program point L712(lines 712 2444) no Hoare annotation was computed. [2020-07-20 11:59:28,748 INFO L268 CegarLoopResult]: For program point L580(lines 580 2490) no Hoare annotation was computed. [2020-07-20 11:59:28,748 INFO L268 CegarLoopResult]: For program point L316(lines 316 2577) no Hoare annotation was computed. [2020-07-20 11:59:28,748 INFO L268 CegarLoopResult]: For program point L1572(lines 1572 2147) no Hoare annotation was computed. [2020-07-20 11:59:28,749 INFO L264 CegarLoopResult]: At program point L449(lines 421 2541) the Hoare annotation is: false [2020-07-20 11:59:28,749 INFO L268 CegarLoopResult]: For program point L1440(lines 1440 2198) no Hoare annotation was computed. [2020-07-20 11:59:28,749 INFO L268 CegarLoopResult]: For program point L1176(lines 1176 2285) no Hoare annotation was computed. [2020-07-20 11:59:28,749 INFO L268 CegarLoopResult]: For program point L1044(lines 1044 2331) no Hoare annotation was computed. [2020-07-20 11:59:28,749 INFO L268 CegarLoopResult]: For program point L780(lines 780 2418) no Hoare annotation was computed. [2020-07-20 11:59:28,749 INFO L268 CegarLoopResult]: For program point L1309(lines 1309 1330) no Hoare annotation was computed. [2020-07-20 11:59:28,749 INFO L268 CegarLoopResult]: For program point L1970(lines 1970 2024) no Hoare annotation was computed. [2020-07-20 11:59:28,750 INFO L268 CegarLoopResult]: For program point L1838(lines 1838 2075) no Hoare annotation was computed. [2020-07-20 11:59:28,750 INFO L268 CegarLoopResult]: For program point L1640(lines 1640 2126) no Hoare annotation was computed. [2020-07-20 11:59:28,750 INFO L268 CegarLoopResult]: For program point L1508(lines 1508 2172) no Hoare annotation was computed. [2020-07-20 11:59:28,750 INFO L268 CegarLoopResult]: For program point L1244(lines 1244 2259) no Hoare annotation was computed. [2020-07-20 11:59:28,750 INFO L268 CegarLoopResult]: For program point L55(lines 55 2669) no Hoare annotation was computed. [2020-07-20 11:59:28,750 INFO L268 CegarLoopResult]: For program point L1906(lines 1906 2049) no Hoare annotation was computed. [2020-07-20 11:59:28,751 INFO L268 CegarLoopResult]: For program point L1708(lines 1708 2100) no Hoare annotation was computed. [2020-07-20 11:59:28,751 INFO L268 CegarLoopResult]: For program point L519(lines 519 2510) no Hoare annotation was computed. [2020-07-20 11:59:28,751 INFO L268 CegarLoopResult]: For program point L255(lines 255 2597) no Hoare annotation was computed. [2020-07-20 11:59:28,751 INFO L268 CegarLoopResult]: For program point L123(lines 123 2648) no Hoare annotation was computed. [2020-07-20 11:59:28,751 INFO L268 CegarLoopResult]: For program point L983(lines 983 2351) no Hoare annotation was computed. [2020-07-20 11:59:28,751 INFO L268 CegarLoopResult]: For program point L1776(lines 1776 1784) no Hoare annotation was computed. [2020-07-20 11:59:28,751 INFO L268 CegarLoopResult]: For program point L719(lines 719 2438) no Hoare annotation was computed. [2020-07-20 11:59:28,752 INFO L268 CegarLoopResult]: For program point L587(lines 587 2489) no Hoare annotation was computed. [2020-07-20 11:59:28,752 INFO L268 CegarLoopResult]: For program point L323(lines 323 2576) no Hoare annotation was computed. [2020-07-20 11:59:28,752 INFO L268 CegarLoopResult]: For program point L191(lines 191 2622) no Hoare annotation was computed. [2020-07-20 11:59:28,752 INFO L268 CegarLoopResult]: For program point L1447(lines 1447 2192) no Hoare annotation was computed. [2020-07-20 11:59:28,752 INFO L268 CegarLoopResult]: For program point L1183(lines 1183 2279) no Hoare annotation was computed. [2020-07-20 11:59:28,752 INFO L268 CegarLoopResult]: For program point L1051(lines 1051 2330) no Hoare annotation was computed. [2020-07-20 11:59:28,752 INFO L268 CegarLoopResult]: For program point L919(lines 919 2376) no Hoare annotation was computed. [2020-07-20 11:59:28,752 INFO L268 CegarLoopResult]: For program point L787(lines 787 2417) no Hoare annotation was computed. [2020-07-20 11:59:28,753 INFO L268 CegarLoopResult]: For program point L1778(line 1778) no Hoare annotation was computed. [2020-07-20 11:59:28,753 INFO L268 CegarLoopResult]: For program point L655(lines 655 2463) no Hoare annotation was computed. [2020-07-20 11:59:28,753 INFO L268 CegarLoopResult]: For program point L391(lines 391 2550) no Hoare annotation was computed. [2020-07-20 11:59:28,753 INFO L268 CegarLoopResult]: For program point L1845(lines 1845 2069) no Hoare annotation was computed. [2020-07-20 11:59:28,753 INFO L268 CegarLoopResult]: For program point L1647(lines 1647 2120) no Hoare annotation was computed. [2020-07-20 11:59:28,753 INFO L268 CegarLoopResult]: For program point L1515(lines 1515 2171) no Hoare annotation was computed. [2020-07-20 11:59:28,754 INFO L268 CegarLoopResult]: For program point L1383(lines 1383 2217) no Hoare annotation was computed. [2020-07-20 11:59:28,754 INFO L268 CegarLoopResult]: For program point L1251(lines 1251 2258) no Hoare annotation was computed. [2020-07-20 11:59:28,754 INFO L268 CegarLoopResult]: For program point L1119(lines 1119 2304) no Hoare annotation was computed. [2020-07-20 11:59:28,754 INFO L268 CegarLoopResult]: For program point L855(lines 855 2391) no Hoare annotation was computed. [2020-07-20 11:59:28,754 INFO L268 CegarLoopResult]: For program point L459(lines 459 2539) no Hoare annotation was computed. [2020-07-20 11:59:28,754 INFO L268 CegarLoopResult]: For program point L1913(lines 1913 2048) no Hoare annotation was computed. [2020-07-20 11:59:28,754 INFO L268 CegarLoopResult]: For program point L1715(lines 1715 2099) no Hoare annotation was computed. [2020-07-20 11:59:28,755 INFO L268 CegarLoopResult]: For program point L1583(lines 1583 2145) no Hoare annotation was computed. [2020-07-20 11:59:28,755 INFO L268 CegarLoopResult]: For program point L130(lines 130 2642) no Hoare annotation was computed. [2020-07-20 11:59:28,755 INFO L268 CegarLoopResult]: For program point L1320(lines 1320 1328) no Hoare annotation was computed. [2020-07-20 11:59:28,755 INFO L264 CegarLoopResult]: At program point L2311(lines 1101 2312) the Hoare annotation is: (and (<= 2 main_~main__i~0) (<= 8 main_~main__j~0) (< main_~main__i~0 main_~main__nlen~0)) [2020-07-20 11:59:28,755 INFO L268 CegarLoopResult]: For program point L1981(lines 1981 2022) no Hoare annotation was computed. [2020-07-20 11:59:28,755 INFO L264 CegarLoopResult]: At program point L1783(lines 1752 1803) the Hoare annotation is: (and (<= 0 main_~main__j~0) (< main_~main__i~0 main_~main__nlen~0) (<= 1 main_~__VERIFIER_assert__cond~136) (<= 5 main_~main__i~0)) [2020-07-20 11:59:28,756 INFO L268 CegarLoopResult]: For program point L594(lines 594 2483) no Hoare annotation was computed. [2020-07-20 11:59:28,756 INFO L268 CegarLoopResult]: For program point L462(lines 462 2534) no Hoare annotation was computed. [2020-07-20 11:59:28,756 INFO L268 CegarLoopResult]: For program point L330(lines 330 2570) no Hoare annotation was computed. [2020-07-20 11:59:28,756 INFO L268 CegarLoopResult]: For program point L198(lines 198 2621) no Hoare annotation was computed. [2020-07-20 11:59:28,756 INFO L268 CegarLoopResult]: For program point L66(lines 66 2667) no Hoare annotation was computed. [2020-07-20 11:59:28,756 INFO L268 CegarLoopResult]: For program point L1058(lines 1058 2324) no Hoare annotation was computed. [2020-07-20 11:59:28,756 INFO L268 CegarLoopResult]: For program point L926(lines 926 2375) no Hoare annotation was computed. [2020-07-20 11:59:28,757 INFO L268 CegarLoopResult]: For program point L794(lines 794 2411) no Hoare annotation was computed. [2020-07-20 11:59:28,757 INFO L268 CegarLoopResult]: For program point L662(lines 662 2462) no Hoare annotation was computed. [2020-07-20 11:59:28,757 INFO L268 CegarLoopResult]: For program point L530(lines 530 2508) no Hoare annotation was computed. [2020-07-20 11:59:28,757 INFO L268 CegarLoopResult]: For program point L398(lines 398 2549) no Hoare annotation was computed. [2020-07-20 11:59:28,757 INFO L268 CegarLoopResult]: For program point L266(lines 266 2595) no Hoare annotation was computed. [2020-07-20 11:59:28,757 INFO L268 CegarLoopResult]: For program point L1522(lines 1522 2165) no Hoare annotation was computed. [2020-07-20 11:59:28,757 INFO L268 CegarLoopResult]: For program point L1390(lines 1390 2216) no Hoare annotation was computed. [2020-07-20 11:59:28,758 INFO L268 CegarLoopResult]: For program point L1258(lines 1258 2252) no Hoare annotation was computed. [2020-07-20 11:59:28,758 INFO L268 CegarLoopResult]: For program point L1126(lines 1126 2303) no Hoare annotation was computed. [2020-07-20 11:59:28,758 INFO L268 CegarLoopResult]: For program point L994(lines 994 2349) no Hoare annotation was computed. [2020-07-20 11:59:28,758 INFO L268 CegarLoopResult]: For program point L730(lines 730 2436) no Hoare annotation was computed. [2020-07-20 11:59:28,758 INFO L268 CegarLoopResult]: For program point L1920(lines 1920 2042) no Hoare annotation was computed. [2020-07-20 11:59:28,758 INFO L268 CegarLoopResult]: For program point L1722(lines 1722 2093) no Hoare annotation was computed. [2020-07-20 11:59:28,758 INFO L268 CegarLoopResult]: For program point L1590(lines 1590 2144) no Hoare annotation was computed. [2020-07-20 11:59:28,759 INFO L268 CegarLoopResult]: For program point L1458(lines 1458 2190) no Hoare annotation was computed. [2020-07-20 11:59:28,759 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 11 2690) no Hoare annotation was computed. [2020-07-20 11:59:28,759 INFO L268 CegarLoopResult]: For program point L1194(lines 1194 2277) no Hoare annotation was computed. [2020-07-20 11:59:28,759 INFO L264 CegarLoopResult]: At program point L1327(lines 1299 2241) the Hoare annotation is: false [2020-07-20 11:59:28,759 INFO L268 CegarLoopResult]: For program point L1988(lines 1988 2021) no Hoare annotation was computed. [2020-07-20 11:59:28,759 INFO L268 CegarLoopResult]: For program point L1856(lines 1856 2067) no Hoare annotation was computed. [2020-07-20 11:59:28,759 INFO L268 CegarLoopResult]: For program point L1790(lines 1790 1799) no Hoare annotation was computed. [2020-07-20 11:59:28,759 INFO L268 CegarLoopResult]: For program point L1658(lines 1658 2118) no Hoare annotation was computed. [2020-07-20 11:59:28,760 INFO L268 CegarLoopResult]: For program point L469(lines 469 2528) no Hoare annotation was computed. [2020-07-20 11:59:28,760 INFO L268 CegarLoopResult]: For program point L205(lines 205 2615) no Hoare annotation was computed. [2020-07-20 11:59:28,760 INFO L268 CegarLoopResult]: For program point L73(lines 73 2666) no Hoare annotation was computed. [2020-07-20 11:59:28,760 INFO L268 CegarLoopResult]: For program point L933(lines 933 2369) no Hoare annotation was computed. [2020-07-20 11:59:28,760 INFO L268 CegarLoopResult]: For program point L669(lines 669 2456) no Hoare annotation was computed. [2020-07-20 11:59:28,760 INFO L268 CegarLoopResult]: For program point L537(lines 537 2507) no Hoare annotation was computed. [2020-07-20 11:59:28,760 INFO L268 CegarLoopResult]: For program point L405(lines 405 2543) no Hoare annotation was computed. [2020-07-20 11:59:28,761 INFO L268 CegarLoopResult]: For program point L273(lines 273 2594) no Hoare annotation was computed. [2020-07-20 11:59:28,761 INFO L268 CegarLoopResult]: For program point L141(lines 141 2640) no Hoare annotation was computed. [2020-07-20 11:59:28,761 INFO L264 CegarLoopResult]: At program point L1793(lines 1765 1801) the Hoare annotation is: (let ((.cse0 (< main_~main__i~0 main_~main__nlen~0))) (or (and (<= 8 main_~main__j~0) .cse0 (<= 4 main_~main__i~0)) (and (<= 0 main_~main__j~0) .cse0 (<= 5 main_~main__i~0)))) [2020-07-20 11:59:28,761 INFO L268 CegarLoopResult]: For program point L1397(lines 1397 2210) no Hoare annotation was computed. [2020-07-20 11:59:28,761 INFO L268 CegarLoopResult]: For program point L1133(lines 1133 2297) no Hoare annotation was computed. [2020-07-20 11:59:28,761 INFO L268 CegarLoopResult]: For program point L1001(lines 1001 2348) no Hoare annotation was computed. [2020-07-20 11:59:28,762 INFO L268 CegarLoopResult]: For program point L737(lines 737 2435) no Hoare annotation was computed. [2020-07-20 11:59:28,762 INFO L268 CegarLoopResult]: For program point L605(lines 605 2481) no Hoare annotation was computed. [2020-07-20 11:59:28,762 INFO L268 CegarLoopResult]: For program point L341(lines 341 2568) no Hoare annotation was computed. [2020-07-20 11:59:28,762 INFO L268 CegarLoopResult]: For program point L870(lines 870 891) no Hoare annotation was computed. [2020-07-20 11:59:28,764 INFO L268 CegarLoopResult]: For program point L1597(lines 1597 2138) no Hoare annotation was computed. [2020-07-20 11:59:28,764 INFO L268 CegarLoopResult]: For program point L1465(lines 1465 2189) no Hoare annotation was computed. [2020-07-20 11:59:28,765 INFO L268 CegarLoopResult]: For program point L1201(lines 1201 2276) no Hoare annotation was computed. [2020-07-20 11:59:28,765 INFO L268 CegarLoopResult]: For program point L1069(lines 1069 2322) no Hoare annotation was computed. [2020-07-20 11:59:28,765 INFO L268 CegarLoopResult]: For program point L805(lines 805 2409) no Hoare annotation was computed. [2020-07-20 11:59:28,765 INFO L268 CegarLoopResult]: For program point L1995(lines 1995 2015) no Hoare annotation was computed. [2020-07-20 11:59:28,765 INFO L268 CegarLoopResult]: For program point L1863(lines 1863 2066) no Hoare annotation was computed. [2020-07-20 11:59:28,765 INFO L268 CegarLoopResult]: For program point L1665(lines 1665 2117) no Hoare annotation was computed. [2020-07-20 11:59:28,766 INFO L268 CegarLoopResult]: For program point mainErr0ASSERT_VIOLATIONERROR_FUNCTION(line 1761) no Hoare annotation was computed. [2020-07-20 11:59:28,766 INFO L268 CegarLoopResult]: For program point L1533(lines 1533 2163) no Hoare annotation was computed. [2020-07-20 11:59:28,766 INFO L268 CegarLoopResult]: For program point L1269(lines 1269 2250) no Hoare annotation was computed. [2020-07-20 11:59:28,766 INFO L268 CegarLoopResult]: For program point L80(lines 80 2660) no Hoare annotation was computed. [2020-07-20 11:59:28,766 INFO L268 CegarLoopResult]: For program point L1931(lines 1931 2040) no Hoare annotation was computed. [2020-07-20 11:59:28,766 INFO L268 CegarLoopResult]: For program point L1733(lines 1733 2091) no Hoare annotation was computed. [2020-07-20 11:59:28,766 INFO L268 CegarLoopResult]: For program point L544(lines 544 2501) no Hoare annotation was computed. [2020-07-20 11:59:28,766 INFO L268 CegarLoopResult]: For program point L1337(lines 1337 2239) no Hoare annotation was computed. [2020-07-20 11:59:28,766 INFO L268 CegarLoopResult]: For program point L280(lines 280 2588) no Hoare annotation was computed. [2020-07-20 11:59:28,766 INFO L268 CegarLoopResult]: For program point L148(lines 148 2639) no Hoare annotation was computed. [2020-07-20 11:59:28,767 INFO L264 CegarLoopResult]: At program point L2461(lines 662 2462) the Hoare annotation is: (and (<= 8 main_~main__j~0) (< main_~main__i~0 main_~main__nlen~0) (<= 1 main_~main__i~0)) [2020-07-20 11:59:28,767 INFO L268 CegarLoopResult]: For program point L1008(lines 1008 2342) no Hoare annotation was computed. [2020-07-20 11:59:28,767 INFO L268 CegarLoopResult]: For program point L744(lines 744 2429) no Hoare annotation was computed. [2020-07-20 11:59:28,767 INFO L268 CegarLoopResult]: For program point L612(lines 612 2480) no Hoare annotation was computed. [2020-07-20 11:59:28,767 INFO L268 CegarLoopResult]: For program point L480(lines 480 2526) no Hoare annotation was computed. [2020-07-20 11:59:28,767 INFO L268 CegarLoopResult]: For program point L348(lines 348 2567) no Hoare annotation was computed. [2020-07-20 11:59:28,767 INFO L268 CegarLoopResult]: For program point L216(lines 216 2613) no Hoare annotation was computed. [2020-07-20 11:59:28,767 INFO L268 CegarLoopResult]: For program point L1472(lines 1472 2183) no Hoare annotation was computed. [2020-07-20 11:59:28,768 INFO L268 CegarLoopResult]: For program point L1340(lines 1340 2234) no Hoare annotation was computed. [2020-07-20 11:59:28,768 INFO L268 CegarLoopResult]: For program point L1208(lines 1208 2270) no Hoare annotation was computed. [2020-07-20 11:59:28,768 INFO L268 CegarLoopResult]: For program point L1076(lines 1076 2321) no Hoare annotation was computed. [2020-07-20 11:59:28,768 INFO L268 CegarLoopResult]: For program point L944(lines 944 2367) no Hoare annotation was computed. [2020-07-20 11:59:28,768 INFO L268 CegarLoopResult]: For program point L812(lines 812 2408) no Hoare annotation was computed. [2020-07-20 11:59:28,768 INFO L268 CegarLoopResult]: For program point L680(lines 680 2454) no Hoare annotation was computed. [2020-07-20 11:59:28,768 INFO L268 CegarLoopResult]: For program point L416(lines 416 2541) no Hoare annotation was computed. [2020-07-20 11:59:28,770 INFO L268 CegarLoopResult]: For program point L20(lines 20 2689) no Hoare annotation was computed. [2020-07-20 11:59:28,770 INFO L268 CegarLoopResult]: For program point L1870(lines 1870 2060) no Hoare annotation was computed. [2020-07-20 11:59:28,771 INFO L268 CegarLoopResult]: For program point L1672(lines 1672 2111) no Hoare annotation was computed. [2020-07-20 11:59:28,771 INFO L268 CegarLoopResult]: For program point L1540(lines 1540 2162) no Hoare annotation was computed. [2020-07-20 11:59:28,771 INFO L268 CegarLoopResult]: For program point L1408(lines 1408 2208) no Hoare annotation was computed. [2020-07-20 11:59:28,771 INFO L268 CegarLoopResult]: For program point L1276(lines 1276 2249) no Hoare annotation was computed. [2020-07-20 11:59:28,771 INFO L268 CegarLoopResult]: For program point L1144(lines 1144 2295) no Hoare annotation was computed. [2020-07-20 11:59:28,771 INFO L268 CegarLoopResult]: For program point L1938(lines 1938 2039) no Hoare annotation was computed. [2020-07-20 11:59:28,772 INFO L268 CegarLoopResult]: For program point L881(lines 881 889) no Hoare annotation was computed. [2020-07-20 11:59:28,772 INFO L268 CegarLoopResult]: For program point L1740(lines 1740 2090) no Hoare annotation was computed. [2020-07-20 11:59:28,772 INFO L268 CegarLoopResult]: For program point L1608(lines 1608 2136) no Hoare annotation was computed. [2020-07-20 11:59:28,772 INFO L268 CegarLoopResult]: For program point L155(lines 155 2633) no Hoare annotation was computed. [2020-07-20 11:59:28,772 INFO L268 CegarLoopResult]: For program point L23(lines 23 2684) no Hoare annotation was computed. [2020-07-20 11:59:28,772 INFO L268 CegarLoopResult]: For program point L2006(lines 2006 2013) no Hoare annotation was computed. [2020-07-20 11:59:28,772 INFO L268 CegarLoopResult]: For program point L619(lines 619 2474) no Hoare annotation was computed. [2020-07-20 11:59:28,772 INFO L268 CegarLoopResult]: For program point L487(lines 487 2525) no Hoare annotation was computed. [2020-07-20 11:59:28,773 INFO L268 CegarLoopResult]: For program point L355(lines 355 2561) no Hoare annotation was computed. [2020-07-20 11:59:28,773 INFO L268 CegarLoopResult]: For program point L223(lines 223 2612) no Hoare annotation was computed. [2020-07-20 11:59:28,773 INFO L268 CegarLoopResult]: For program point L91(lines 91 2658) no Hoare annotation was computed. [2020-07-20 11:59:28,773 INFO L268 CegarLoopResult]: For program point L1347(lines 1347 2228) no Hoare annotation was computed. [2020-07-20 11:59:28,773 INFO L268 CegarLoopResult]: For program point L1083(lines 1083 2315) no Hoare annotation was computed. [2020-07-20 11:59:28,773 INFO L268 CegarLoopResult]: For program point L951(lines 951 2366) no Hoare annotation was computed. [2020-07-20 11:59:28,774 INFO L268 CegarLoopResult]: For program point L819(lines 819 2402) no Hoare annotation was computed. [2020-07-20 11:59:28,774 INFO L268 CegarLoopResult]: For program point L1810(lines 1810 2089) no Hoare annotation was computed. [2020-07-20 11:59:28,774 INFO L268 CegarLoopResult]: For program point L687(lines 687 2453) no Hoare annotation was computed. [2020-07-20 11:59:28,774 INFO L268 CegarLoopResult]: For program point L555(lines 555 2499) no Hoare annotation was computed. [2020-07-20 11:59:28,774 INFO L268 CegarLoopResult]: For program point L291(lines 291 2586) no Hoare annotation was computed. [2020-07-20 11:59:28,776 INFO L268 CegarLoopResult]: For program point L1547(lines 1547 2156) no Hoare annotation was computed. [2020-07-20 11:59:28,776 INFO L268 CegarLoopResult]: For program point L1415(lines 1415 2207) no Hoare annotation was computed. [2020-07-20 11:59:28,777 INFO L268 CegarLoopResult]: For program point L1283(lines 1283 2243) no Hoare annotation was computed. [2020-07-20 11:59:28,777 INFO L268 CegarLoopResult]: For program point L1151(lines 1151 2294) no Hoare annotation was computed. [2020-07-20 11:59:28,777 INFO L268 CegarLoopResult]: For program point L1019(lines 1019 2340) no Hoare annotation was computed. [2020-07-20 11:59:28,777 INFO L268 CegarLoopResult]: For program point L755(lines 755 2427) no Hoare annotation was computed. [2020-07-20 11:59:28,779 INFO L268 CegarLoopResult]: For program point L1945(lines 1945 2033) no Hoare annotation was computed. [2020-07-20 11:59:28,779 INFO L264 CegarLoopResult]: At program point L888(lines 860 2391) the Hoare annotation is: false [2020-07-20 11:59:28,779 INFO L268 CegarLoopResult]: For program point L1813(lines 1813 2084) no Hoare annotation was computed. [2020-07-20 11:59:28,779 INFO L268 CegarLoopResult]: For program point L1747(lines 1747 1803) no Hoare annotation was computed. [2020-07-20 11:59:28,781 INFO L268 CegarLoopResult]: For program point L1615(lines 1615 2135) no Hoare annotation was computed. [2020-07-20 11:59:28,781 INFO L268 CegarLoopResult]: For program point L1483(lines 1483 2181) no Hoare annotation was computed. [2020-07-20 11:59:28,781 INFO L268 CegarLoopResult]: For program point L1219(lines 1219 2268) no Hoare annotation was computed. [2020-07-20 11:59:28,782 INFO L268 CegarLoopResult]: For program point L30(lines 30 2678) no Hoare annotation was computed. [2020-07-20 11:59:28,782 INFO L271 CegarLoopResult]: At program point mainENTRY(lines 11 2690) the Hoare annotation is: true [2020-07-20 11:59:28,782 INFO L264 CegarLoopResult]: At program point L2012(lines 1740 2090) the Hoare annotation is: (let ((.cse0 (< main_~main__i~0 main_~main__nlen~0))) (or (and (<= 0 main_~main__j~0) .cse0 (<= 1 main_~__VERIFIER_assert__cond~135) (<= 1 main_~__VERIFIER_assert__cond~136) (<= 5 main_~main__i~0)) (and .cse0 (<= 7 main_~main__j~0) (<= 4 main_~main__i~0)))) [2020-07-20 11:59:28,783 INFO L268 CegarLoopResult]: For program point L1881(lines 1881 2058) no Hoare annotation was computed. [2020-07-20 11:59:28,783 INFO L268 CegarLoopResult]: For program point L1683(lines 1683 2109) no Hoare annotation was computed. [2020-07-20 11:59:28,783 INFO L268 CegarLoopResult]: For program point L494(lines 494 2519) no Hoare annotation was computed. [2020-07-20 11:59:28,783 INFO L268 CegarLoopResult]: For program point L230(lines 230 2606) no Hoare annotation was computed. [2020-07-20 11:59:28,783 INFO L268 CegarLoopResult]: For program point L98(lines 98 2657) no Hoare annotation was computed. [2020-07-20 11:59:28,784 INFO L268 CegarLoopResult]: For program point L958(lines 958 2360) no Hoare annotation was computed. [2020-07-20 11:59:28,784 INFO L268 CegarLoopResult]: For program point L694(lines 694 2447) no Hoare annotation was computed. [2020-07-20 11:59:28,784 INFO L268 CegarLoopResult]: For program point L562(lines 562 2498) no Hoare annotation was computed. [2020-07-20 11:59:28,784 INFO L268 CegarLoopResult]: For program point L298(lines 298 2585) no Hoare annotation was computed. [2020-07-20 11:59:28,784 INFO L268 CegarLoopResult]: For program point L166(lines 166 2631) no Hoare annotation was computed. [2020-07-20 11:59:28,786 INFO L264 CegarLoopResult]: At program point L2611(lines 223 2612) the Hoare annotation is: (and (<= 8 main_~main__j~0) (< main_~main__i~0 main_~main__nlen~0) (<= 0 main_~main__i~0)) [2020-07-20 11:59:28,786 INFO L268 CegarLoopResult]: For program point L431(lines 431 452) no Hoare annotation was computed. [2020-07-20 11:59:28,786 INFO L268 CegarLoopResult]: For program point L1422(lines 1422 2201) no Hoare annotation was computed. [2020-07-20 11:59:28,787 INFO L268 CegarLoopResult]: For program point L1158(lines 1158 2288) no Hoare annotation was computed. [2020-07-20 11:59:28,787 INFO L268 CegarLoopResult]: For program point L1026(lines 1026 2339) no Hoare annotation was computed. [2020-07-20 11:59:28,832 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.07 11:59:28 BoogieIcfgContainer [2020-07-20 11:59:28,833 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-20 11:59:28,836 INFO L168 Benchmark]: Toolchain (without parser) took 6170.00 ms. Allocated memory was 145.2 MB in the beginning and 298.8 MB in the end (delta: 153.6 MB). Free memory was 102.0 MB in the beginning and 164.5 MB in the end (delta: -62.5 MB). Peak memory consumption was 91.1 MB. Max. memory is 7.1 GB. [2020-07-20 11:59:28,836 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 145.2 MB. Free memory was 121.5 MB in the beginning and 121.3 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-07-20 11:59:28,838 INFO L168 Benchmark]: CACSL2BoogieTranslator took 993.63 ms. Allocated memory was 145.2 MB in the beginning and 205.0 MB in the end (delta: 59.8 MB). Free memory was 101.5 MB in the beginning and 170.4 MB in the end (delta: -68.9 MB). Peak memory consumption was 38.3 MB. Max. memory is 7.1 GB. [2020-07-20 11:59:28,838 INFO L168 Benchmark]: Boogie Preprocessor took 126.55 ms. Allocated memory is still 205.0 MB. Free memory was 170.4 MB in the beginning and 166.0 MB in the end (delta: 4.4 MB). Peak memory consumption was 4.4 MB. Max. memory is 7.1 GB. [2020-07-20 11:59:28,839 INFO L168 Benchmark]: RCFGBuilder took 1589.19 ms. Allocated memory was 205.0 MB in the beginning and 238.0 MB in the end (delta: 33.0 MB). Free memory was 166.0 MB in the beginning and 145.6 MB in the end (delta: 20.4 MB). Peak memory consumption was 82.4 MB. Max. memory is 7.1 GB. [2020-07-20 11:59:28,840 INFO L168 Benchmark]: TraceAbstraction took 3451.16 ms. Allocated memory was 238.0 MB in the beginning and 298.8 MB in the end (delta: 60.8 MB). Free memory was 144.1 MB in the beginning and 164.5 MB in the end (delta: -20.4 MB). Peak memory consumption was 40.4 MB. Max. memory is 7.1 GB. [2020-07-20 11:59:28,844 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 145.2 MB. Free memory was 121.5 MB in the beginning and 121.3 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 993.63 ms. Allocated memory was 145.2 MB in the beginning and 205.0 MB in the end (delta: 59.8 MB). Free memory was 101.5 MB in the beginning and 170.4 MB in the end (delta: -68.9 MB). Peak memory consumption was 38.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 126.55 ms. Allocated memory is still 205.0 MB. Free memory was 170.4 MB in the beginning and 166.0 MB in the end (delta: 4.4 MB). Peak memory consumption was 4.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1589.19 ms. Allocated memory was 205.0 MB in the beginning and 238.0 MB in the end (delta: 33.0 MB). Free memory was 166.0 MB in the beginning and 145.6 MB in the end (delta: 20.4 MB). Peak memory consumption was 82.4 MB. Max. memory is 7.1 GB. * TraceAbstraction took 3451.16 ms. Allocated memory was 238.0 MB in the beginning and 298.8 MB in the end (delta: 60.8 MB). Free memory was 144.1 MB in the beginning and 164.5 MB in the end (delta: -20.4 MB). Peak memory consumption was 40.4 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 1761]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 1778]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 2 specifications checked. All of them hold - InvariantResult [Line: 421]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1299]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 223]: Loop Invariant Derived loop invariant: (8 <= main__j && main__i < main__nlen) && 0 <= main__i - InvariantResult [Line: 860]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1101]: Loop Invariant Derived loop invariant: (2 <= main__i && 8 <= main__j) && main__i < main__nlen - InvariantResult [Line: 1752]: Loop Invariant Derived loop invariant: ((0 <= main__j && main__i < main__nlen) && 1 <= __VERIFIER_assert__cond) && 5 <= main__i - InvariantResult [Line: 662]: Loop Invariant Derived loop invariant: (8 <= main__j && main__i < main__nlen) && 1 <= main__i - InvariantResult [Line: 1765]: Loop Invariant Derived loop invariant: ((8 <= main__j && main__i < main__nlen) && 4 <= main__i) || ((0 <= main__j && main__i < main__nlen) && 5 <= main__i) - InvariantResult [Line: 1740]: Loop Invariant Derived loop invariant: ((((0 <= main__j && main__i < main__nlen) && 1 <= __VERIFIER_assert__cond) && 1 <= __VERIFIER_assert__cond) && 5 <= main__i) || ((main__i < main__nlen && 7 <= main__j) && 4 <= main__i) - InvariantResult [Line: 1540]: Loop Invariant Derived loop invariant: (3 <= main__i && 8 <= main__j) && main__i < main__nlen - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 260 locations, 2 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 2.8s, OverallIterations: 3, TraceHistogramMax: 1, AutomataDifference: 1.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.3s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 320 SDtfs, 871 SDslu, 581 SDs, 0 SdLazy, 852 SolverSat, 209 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 433 GetRequests, 413 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=256occurred 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, 32 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 14 LocationsWithAnnotation, 14 PreInvPairs, 47 NumberOfFragments, 108 HoareAnnotationTreeSize, 14 FomulaSimplifications, 101 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 14 FomulaSimplificationsInter, 347 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 433 NumberOfCodeBlocks, 433 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 430 ConstructedInterpolants, 0 QuantifiedInterpolants, 110108 SizeOfPredicates, 8 NumberOfNonLiveVariables, 1765 ConjunctsInSsa, 23 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 2/2 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...