java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/eca-rers2012/Problem02_label23.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-13a467a-m [2019-10-14 21:53:17,485 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-14 21:53:17,488 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-14 21:53:17,507 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-14 21:53:17,508 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-14 21:53:17,510 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-14 21:53:17,512 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-14 21:53:17,523 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-14 21:53:17,528 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-14 21:53:17,531 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-14 21:53:17,534 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-14 21:53:17,536 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-14 21:53:17,536 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-14 21:53:17,538 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-14 21:53:17,541 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-14 21:53:17,542 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-14 21:53:17,544 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-14 21:53:17,546 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-14 21:53:17,547 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-14 21:53:17,552 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-14 21:53:17,556 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-14 21:53:17,559 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-14 21:53:17,562 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-14 21:53:17,563 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-14 21:53:17,565 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-14 21:53:17,565 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-14 21:53:17,565 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-14 21:53:17,567 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-14 21:53:17,568 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-14 21:53:17,569 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-14 21:53:17,569 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-14 21:53:17,571 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-14 21:53:17,571 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-14 21:53:17,572 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-14 21:53:17,573 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-14 21:53:17,574 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-14 21:53:17,574 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-14 21:53:17,574 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-14 21:53:17,575 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-14 21:53:17,575 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-14 21:53:17,577 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-14 21:53:17,577 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 [2019-10-14 21:53:17,612 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-14 21:53:17,612 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-14 21:53:17,613 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-14 21:53:17,614 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-14 21:53:17,614 INFO L138 SettingsManager]: * Use SBE=true [2019-10-14 21:53:17,614 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-14 21:53:17,614 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-14 21:53:17,614 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-14 21:53:17,615 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-14 21:53:17,615 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-14 21:53:17,615 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-14 21:53:17,615 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-14 21:53:17,615 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-14 21:53:17,615 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-14 21:53:17,616 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-14 21:53:17,616 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-14 21:53:17,619 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-14 21:53:17,619 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-14 21:53:17,620 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-14 21:53:17,620 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-14 21:53:17,620 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-14 21:53:17,620 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-14 21:53:17,620 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-14 21:53:17,621 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-14 21:53:17,621 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-14 21:53:17,621 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-14 21:53:17,621 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-14 21:53:17,621 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-14 21:53:17,622 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-10-14 21:53:17,927 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-14 21:53:17,938 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-14 21:53:17,942 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-14 21:53:17,943 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-14 21:53:17,944 INFO L275 PluginConnector]: CDTParser initialized [2019-10-14 21:53:17,944 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem02_label23.c [2019-10-14 21:53:18,015 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5a1b361c1/1d92e1daae494a44bfaeb1e506226b64/FLAG953fccada [2019-10-14 21:53:18,563 INFO L306 CDTParser]: Found 1 translation units. [2019-10-14 21:53:18,564 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem02_label23.c [2019-10-14 21:53:18,577 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5a1b361c1/1d92e1daae494a44bfaeb1e506226b64/FLAG953fccada [2019-10-14 21:53:18,866 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5a1b361c1/1d92e1daae494a44bfaeb1e506226b64 [2019-10-14 21:53:18,878 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-14 21:53:18,880 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-14 21:53:18,887 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-14 21:53:18,888 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-14 21:53:18,891 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-14 21:53:18,892 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 09:53:18" (1/1) ... [2019-10-14 21:53:18,895 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@52da3fca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 09:53:18, skipping insertion in model container [2019-10-14 21:53:18,895 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 09:53:18" (1/1) ... [2019-10-14 21:53:18,903 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-14 21:53:18,946 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-14 21:53:19,536 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-14 21:53:19,545 INFO L188 MainTranslator]: Completed pre-run [2019-10-14 21:53:19,663 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-14 21:53:19,677 INFO L192 MainTranslator]: Completed translation [2019-10-14 21:53:19,678 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 09:53:19 WrapperNode [2019-10-14 21:53:19,678 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-14 21:53:19,679 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-14 21:53:19,679 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-14 21:53:19,679 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-14 21:53:19,689 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 09:53:19" (1/1) ... [2019-10-14 21:53:19,689 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 09:53:19" (1/1) ... [2019-10-14 21:53:19,707 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 09:53:19" (1/1) ... [2019-10-14 21:53:19,707 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 09:53:19" (1/1) ... [2019-10-14 21:53:19,752 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 09:53:19" (1/1) ... [2019-10-14 21:53:19,770 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 09:53:19" (1/1) ... [2019-10-14 21:53:19,784 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 09:53:19" (1/1) ... [2019-10-14 21:53:19,795 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-14 21:53:19,795 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-14 21:53:19,796 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-14 21:53:19,796 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-14 21:53:19,797 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 09:53:19" (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 [2019-10-14 21:53:19,859 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-14 21:53:19,859 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-14 21:53:19,859 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2019-10-14 21:53:19,860 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-14 21:53:19,860 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2019-10-14 21:53:19,860 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-14 21:53:19,860 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-14 21:53:19,860 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-10-14 21:53:19,860 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-14 21:53:19,861 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-14 21:53:19,861 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-14 21:53:21,029 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-14 21:53:21,032 INFO L284 CfgBuilder]: Removed 1 assume(true) statements. [2019-10-14 21:53:21,034 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 09:53:21 BoogieIcfgContainer [2019-10-14 21:53:21,034 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-14 21:53:21,038 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-14 21:53:21,038 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-14 21:53:21,043 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-14 21:53:21,043 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.10 09:53:18" (1/3) ... [2019-10-14 21:53:21,044 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@37ace750 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 09:53:21, skipping insertion in model container [2019-10-14 21:53:21,045 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 09:53:19" (2/3) ... [2019-10-14 21:53:21,045 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@37ace750 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 09:53:21, skipping insertion in model container [2019-10-14 21:53:21,046 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 09:53:21" (3/3) ... [2019-10-14 21:53:21,052 INFO L109 eAbstractionObserver]: Analyzing ICFG Problem02_label23.c [2019-10-14 21:53:21,065 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-14 21:53:21,077 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-14 21:53:21,088 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-14 21:53:21,121 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-14 21:53:21,121 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-14 21:53:21,121 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-14 21:53:21,122 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-14 21:53:21,123 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-14 21:53:21,123 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-14 21:53:21,123 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-14 21:53:21,123 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-14 21:53:21,148 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states. [2019-10-14 21:53:21,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2019-10-14 21:53:21,163 INFO L372 BasicCegarLoop]: Found error trace [2019-10-14 21:53:21,164 INFO L380 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] [2019-10-14 21:53:21,166 INFO L410 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-14 21:53:21,172 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-14 21:53:21,172 INFO L82 PathProgramCache]: Analyzing trace with hash -548785191, now seen corresponding path program 1 times [2019-10-14 21:53:21,181 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-14 21:53:21,182 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2041214315] [2019-10-14 21:53:21,182 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 21:53:21,182 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 21:53:21,182 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-14 21:53:21,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 21:53:21,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 21:53:21,735 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-14 21:53:21,736 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2041214315] [2019-10-14 21:53:21,737 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-14 21:53:21,737 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-10-14 21:53:21,738 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1290782638] [2019-10-14 21:53:21,744 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-14 21:53:21,744 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-14 21:53:21,761 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-14 21:53:21,762 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2019-10-14 21:53:21,765 INFO L87 Difference]: Start difference. First operand 236 states. Second operand 5 states. [2019-10-14 21:53:24,118 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-14 21:53:24,118 INFO L93 Difference]: Finished difference Result 784 states and 1378 transitions. [2019-10-14 21:53:24,119 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-14 21:53:24,120 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 139 [2019-10-14 21:53:24,121 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-14 21:53:24,139 INFO L225 Difference]: With dead ends: 784 [2019-10-14 21:53:24,139 INFO L226 Difference]: Without dead ends: 480 [2019-10-14 21:53:24,147 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2019-10-14 21:53:24,167 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 480 states. [2019-10-14 21:53:24,229 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 480 to 473. [2019-10-14 21:53:24,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 473 states. [2019-10-14 21:53:24,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 473 states to 473 states and 640 transitions. [2019-10-14 21:53:24,235 INFO L78 Accepts]: Start accepts. Automaton has 473 states and 640 transitions. Word has length 139 [2019-10-14 21:53:24,236 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-14 21:53:24,236 INFO L462 AbstractCegarLoop]: Abstraction has 473 states and 640 transitions. [2019-10-14 21:53:24,236 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-14 21:53:24,237 INFO L276 IsEmpty]: Start isEmpty. Operand 473 states and 640 transitions. [2019-10-14 21:53:24,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2019-10-14 21:53:24,244 INFO L372 BasicCegarLoop]: Found error trace [2019-10-14 21:53:24,244 INFO L380 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-14 21:53:24,245 INFO L410 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-14 21:53:24,245 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-14 21:53:24,245 INFO L82 PathProgramCache]: Analyzing trace with hash -313275571, now seen corresponding path program 1 times [2019-10-14 21:53:24,245 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-14 21:53:24,246 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1523815649] [2019-10-14 21:53:24,246 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 21:53:24,246 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 21:53:24,247 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-14 21:53:24,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 21:53:24,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 21:53:24,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 21:53:24,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 21:53:24,573 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-10-14 21:53:24,574 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1523815649] [2019-10-14 21:53:24,575 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [694357197] [2019-10-14 21:53:24,575 INFO L94 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 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-14 21:53:24,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 21:53:24,711 INFO L256 TraceCheckSpWp]: Trace formula consists of 405 conjuncts, 4 conjunts are in the unsatisfiable core [2019-10-14 21:53:24,725 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-14 21:53:24,830 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-10-14 21:53:24,831 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-10-14 21:53:24,831 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [9] total 10 [2019-10-14 21:53:24,832 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [822719668] [2019-10-14 21:53:24,836 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-14 21:53:24,837 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-14 21:53:24,837 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-14 21:53:24,837 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2019-10-14 21:53:24,838 INFO L87 Difference]: Start difference. First operand 473 states and 640 transitions. Second operand 3 states. [2019-10-14 21:53:25,437 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-14 21:53:25,438 INFO L93 Difference]: Finished difference Result 1378 states and 1894 transitions. [2019-10-14 21:53:25,440 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-14 21:53:25,441 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 156 [2019-10-14 21:53:25,442 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-14 21:53:25,451 INFO L225 Difference]: With dead ends: 1378 [2019-10-14 21:53:25,452 INFO L226 Difference]: Without dead ends: 911 [2019-10-14 21:53:25,454 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 167 GetRequests, 159 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2019-10-14 21:53:25,456 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 911 states. [2019-10-14 21:53:25,500 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 911 to 765. [2019-10-14 21:53:25,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 765 states. [2019-10-14 21:53:25,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 765 states to 765 states and 1083 transitions. [2019-10-14 21:53:25,505 INFO L78 Accepts]: Start accepts. Automaton has 765 states and 1083 transitions. Word has length 156 [2019-10-14 21:53:25,506 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-14 21:53:25,506 INFO L462 AbstractCegarLoop]: Abstraction has 765 states and 1083 transitions. [2019-10-14 21:53:25,506 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-14 21:53:25,506 INFO L276 IsEmpty]: Start isEmpty. Operand 765 states and 1083 transitions. [2019-10-14 21:53:25,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2019-10-14 21:53:25,513 INFO L372 BasicCegarLoop]: Found error trace [2019-10-14 21:53:25,513 INFO L380 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-14 21:53:25,718 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-14 21:53:25,718 INFO L410 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-14 21:53:25,719 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-14 21:53:25,719 INFO L82 PathProgramCache]: Analyzing trace with hash -821759163, now seen corresponding path program 1 times [2019-10-14 21:53:25,720 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-14 21:53:25,720 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1657154211] [2019-10-14 21:53:25,720 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 21:53:25,721 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 21:53:25,721 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-14 21:53:25,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 21:53:25,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 21:53:25,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 21:53:25,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 21:53:25,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 21:53:26,015 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 44 proven. 10 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-10-14 21:53:26,016 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1657154211] [2019-10-14 21:53:26,016 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1225751191] [2019-10-14 21:53:26,017 INFO L94 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 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-14 21:53:26,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 21:53:26,113 INFO L256 TraceCheckSpWp]: Trace formula consists of 482 conjuncts, 7 conjunts are in the unsatisfiable core [2019-10-14 21:53:26,126 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-14 21:53:26,206 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 56 proven. 2 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-10-14 21:53:26,207 INFO L223 tionRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-10-14 21:53:26,207 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 5] total 12 [2019-10-14 21:53:26,207 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1743841146] [2019-10-14 21:53:26,208 INFO L442 AbstractCegarLoop]: Interpolant automaton has 12 states [2019-10-14 21:53:26,208 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-14 21:53:26,209 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2019-10-14 21:53:26,209 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=104, Unknown=0, NotChecked=0, Total=132 [2019-10-14 21:53:26,209 INFO L87 Difference]: Start difference. First operand 765 states and 1083 transitions. Second operand 12 states. [2019-10-14 21:53:30,786 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-14 21:53:30,786 INFO L93 Difference]: Finished difference Result 2347 states and 3426 transitions. [2019-10-14 21:53:30,787 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2019-10-14 21:53:30,787 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 186 [2019-10-14 21:53:30,788 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-14 21:53:30,804 INFO L225 Difference]: With dead ends: 2347 [2019-10-14 21:53:30,804 INFO L226 Difference]: Without dead ends: 1588 [2019-10-14 21:53:30,810 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 251 GetRequests, 214 SyntacticMatches, 0 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 351 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=293, Invalid=1189, Unknown=0, NotChecked=0, Total=1482 [2019-10-14 21:53:30,814 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1588 states. [2019-10-14 21:53:30,915 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1588 to 1574. [2019-10-14 21:53:30,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1574 states. [2019-10-14 21:53:30,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1574 states to 1574 states and 1977 transitions. [2019-10-14 21:53:30,932 INFO L78 Accepts]: Start accepts. Automaton has 1574 states and 1977 transitions. Word has length 186 [2019-10-14 21:53:30,932 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-14 21:53:30,933 INFO L462 AbstractCegarLoop]: Abstraction has 1574 states and 1977 transitions. [2019-10-14 21:53:30,933 INFO L463 AbstractCegarLoop]: Interpolant automaton has 12 states. [2019-10-14 21:53:30,933 INFO L276 IsEmpty]: Start isEmpty. Operand 1574 states and 1977 transitions. [2019-10-14 21:53:30,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2019-10-14 21:53:30,947 INFO L372 BasicCegarLoop]: Found error trace [2019-10-14 21:53:30,948 INFO L380 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-14 21:53:31,161 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-14 21:53:31,162 INFO L410 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-14 21:53:31,162 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-14 21:53:31,162 INFO L82 PathProgramCache]: Analyzing trace with hash -1258450501, now seen corresponding path program 1 times [2019-10-14 21:53:31,162 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-14 21:53:31,163 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1603743085] [2019-10-14 21:53:31,163 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 21:53:31,163 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 21:53:31,163 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-14 21:53:31,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 21:53:31,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 21:53:31,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 21:53:31,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 21:53:31,507 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 102 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-10-14 21:53:31,508 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1603743085] [2019-10-14 21:53:31,508 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [269416389] [2019-10-14 21:53:31,509 INFO L94 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 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-14 21:53:31,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 21:53:31,623 INFO L256 TraceCheckSpWp]: Trace formula consists of 470 conjuncts, 7 conjunts are in the unsatisfiable core [2019-10-14 21:53:31,637 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-14 21:53:31,690 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 103 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-14 21:53:31,691 INFO L223 tionRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-10-14 21:53:31,692 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 5] total 9 [2019-10-14 21:53:31,692 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1544047994] [2019-10-14 21:53:31,693 INFO L442 AbstractCegarLoop]: Interpolant automaton has 9 states [2019-10-14 21:53:31,693 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-14 21:53:31,694 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2019-10-14 21:53:31,694 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=47, Unknown=0, NotChecked=0, Total=72 [2019-10-14 21:53:31,694 INFO L87 Difference]: Start difference. First operand 1574 states and 1977 transitions. Second operand 9 states. [2019-10-14 21:53:33,241 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-14 21:53:33,241 INFO L93 Difference]: Finished difference Result 3925 states and 5044 transitions. [2019-10-14 21:53:33,242 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-10-14 21:53:33,242 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 220 [2019-10-14 21:53:33,244 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-14 21:53:33,257 INFO L225 Difference]: With dead ends: 3925 [2019-10-14 21:53:33,258 INFO L226 Difference]: Without dead ends: 2197 [2019-10-14 21:53:33,264 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 237 GetRequests, 226 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=51, Invalid=105, Unknown=0, NotChecked=0, Total=156 [2019-10-14 21:53:33,268 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2197 states. [2019-10-14 21:53:33,354 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2197 to 2164. [2019-10-14 21:53:33,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2164 states. [2019-10-14 21:53:33,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2164 states to 2164 states and 2575 transitions. [2019-10-14 21:53:33,368 INFO L78 Accepts]: Start accepts. Automaton has 2164 states and 2575 transitions. Word has length 220 [2019-10-14 21:53:33,369 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-14 21:53:33,369 INFO L462 AbstractCegarLoop]: Abstraction has 2164 states and 2575 transitions. [2019-10-14 21:53:33,369 INFO L463 AbstractCegarLoop]: Interpolant automaton has 9 states. [2019-10-14 21:53:33,369 INFO L276 IsEmpty]: Start isEmpty. Operand 2164 states and 2575 transitions. [2019-10-14 21:53:33,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2019-10-14 21:53:33,381 INFO L372 BasicCegarLoop]: Found error trace [2019-10-14 21:53:33,382 INFO L380 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-14 21:53:33,595 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-14 21:53:33,596 INFO L410 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-14 21:53:33,596 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-14 21:53:33,596 INFO L82 PathProgramCache]: Analyzing trace with hash -25860040, now seen corresponding path program 1 times [2019-10-14 21:53:33,596 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-14 21:53:33,597 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1491616553] [2019-10-14 21:53:33,597 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 21:53:33,598 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 21:53:33,598 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-14 21:53:33,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 21:53:33,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 21:53:33,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 21:53:33,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 21:53:34,009 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 89 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-10-14 21:53:34,010 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1491616553] [2019-10-14 21:53:34,010 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [755176224] [2019-10-14 21:53:34,010 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-14 21:53:34,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 21:53:34,120 INFO L256 TraceCheckSpWp]: Trace formula consists of 479 conjuncts, 4 conjunts are in the unsatisfiable core [2019-10-14 21:53:34,123 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-14 21:53:34,201 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 82 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-10-14 21:53:34,202 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-10-14 21:53:34,203 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [9] total 10 [2019-10-14 21:53:34,203 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [618204011] [2019-10-14 21:53:34,204 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-14 21:53:34,204 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-14 21:53:34,205 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-14 21:53:34,205 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=64, Unknown=0, NotChecked=0, Total=90 [2019-10-14 21:53:34,206 INFO L87 Difference]: Start difference. First operand 2164 states and 2575 transitions. Second operand 3 states. [2019-10-14 21:53:34,724 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-14 21:53:34,724 INFO L93 Difference]: Finished difference Result 4157 states and 4977 transitions. [2019-10-14 21:53:34,724 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-14 21:53:34,725 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 224 [2019-10-14 21:53:34,725 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-14 21:53:34,726 INFO L225 Difference]: With dead ends: 4157 [2019-10-14 21:53:34,726 INFO L226 Difference]: Without dead ends: 0 [2019-10-14 21:53:34,734 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 235 GetRequests, 227 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=26, Invalid=64, Unknown=0, NotChecked=0, Total=90 [2019-10-14 21:53:34,735 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-10-14 21:53:34,735 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-10-14 21:53:34,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-10-14 21:53:34,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-10-14 21:53:34,736 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 224 [2019-10-14 21:53:34,736 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-14 21:53:34,736 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-14 21:53:34,736 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-14 21:53:34,737 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-10-14 21:53:34,737 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-10-14 21:53:34,941 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-14 21:53:34,946 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-10-14 21:53:35,885 WARN L191 SmtUtils]: Spent 645.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 45 [2019-10-14 21:53:36,093 WARN L191 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 41 [2019-10-14 21:53:36,299 WARN L191 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 41 [2019-10-14 21:53:36,302 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2019-10-14 21:53:36,303 INFO L439 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~a11~0 |old(~a11~0)|) (= ~z~0 |old(~z~0)|) (= ~w~0 |old(~w~0)|) (= ~u~0 |old(~u~0)|) (= ~e~0 |old(~e~0)|) (= ~a21~0 |old(~a21~0)|) (= ~c~0 |old(~c~0)|) (= ~v~0 |old(~v~0)|) (= ~a17~0 |old(~a17~0)|) (= ~y~0 |old(~y~0)|) (= ~f~0 |old(~f~0)|) (= ~a~0 |old(~a~0)|) (= ~x~0 |old(~x~0)|) (= ~a19~0 |old(~a19~0)|) (= ~a28~0 |old(~a28~0)|) (= ~a25~0 |old(~a25~0)|) (= ~d~0 |old(~d~0)|)) [2019-10-14 21:53:36,304 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-10-14 21:53:36,304 INFO L443 ceAbstractionStarter]: For program point L564-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 21:53:36,304 INFO L443 ceAbstractionStarter]: For program point L531-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 21:53:36,304 INFO L443 ceAbstractionStarter]: For program point L498-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 21:53:36,304 INFO L443 ceAbstractionStarter]: For program point L465-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 21:53:36,305 INFO L443 ceAbstractionStarter]: For program point L432-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 21:53:36,305 INFO L443 ceAbstractionStarter]: For program point L234(lines 234 413) no Hoare annotation was computed. [2019-10-14 21:53:36,305 INFO L443 ceAbstractionStarter]: For program point L69(lines 69 413) no Hoare annotation was computed. [2019-10-14 21:53:36,306 INFO L443 ceAbstractionStarter]: For program point L565(line 565) no Hoare annotation was computed. [2019-10-14 21:53:36,308 INFO L443 ceAbstractionStarter]: For program point L532(line 532) no Hoare annotation was computed. [2019-10-14 21:53:36,308 INFO L443 ceAbstractionStarter]: For program point L499(line 499) no Hoare annotation was computed. [2019-10-14 21:53:36,309 INFO L443 ceAbstractionStarter]: For program point L466(line 466) no Hoare annotation was computed. [2019-10-14 21:53:36,309 INFO L443 ceAbstractionStarter]: For program point L433(line 433) no Hoare annotation was computed. [2019-10-14 21:53:36,309 INFO L443 ceAbstractionStarter]: For program point L202(lines 202 413) no Hoare annotation was computed. [2019-10-14 21:53:36,309 INFO L443 ceAbstractionStarter]: For program point L169(lines 169 413) no Hoare annotation was computed. [2019-10-14 21:53:36,309 INFO L443 ceAbstractionStarter]: For program point L368(lines 368 413) no Hoare annotation was computed. [2019-10-14 21:53:36,309 INFO L443 ceAbstractionStarter]: For program point L203(lines 203 210) no Hoare annotation was computed. [2019-10-14 21:53:36,309 INFO L443 ceAbstractionStarter]: For program point L203-2(lines 203 210) no Hoare annotation was computed. [2019-10-14 21:53:36,310 INFO L443 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 571) no Hoare annotation was computed. [2019-10-14 21:53:36,310 INFO L443 ceAbstractionStarter]: For program point L38(lines 38 413) no Hoare annotation was computed. [2019-10-14 21:53:36,310 INFO L443 ceAbstractionStarter]: For program point L567-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 21:53:36,310 INFO L443 ceAbstractionStarter]: For program point L534-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 21:53:36,310 INFO L443 ceAbstractionStarter]: For program point L501-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 21:53:36,310 INFO L443 ceAbstractionStarter]: For program point L468-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 21:53:36,310 INFO L443 ceAbstractionStarter]: For program point L402(lines 402 413) no Hoare annotation was computed. [2019-10-14 21:53:36,311 INFO L443 ceAbstractionStarter]: For program point L435-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 21:53:36,311 INFO L443 ceAbstractionStarter]: For program point L237(lines 237 413) no Hoare annotation was computed. [2019-10-14 21:53:36,311 INFO L443 ceAbstractionStarter]: For program point L568(line 568) no Hoare annotation was computed. [2019-10-14 21:53:36,311 INFO L443 ceAbstractionStarter]: For program point L535(line 535) no Hoare annotation was computed. [2019-10-14 21:53:36,312 INFO L443 ceAbstractionStarter]: For program point L502(line 502) no Hoare annotation was computed. [2019-10-14 21:53:36,312 INFO L443 ceAbstractionStarter]: For program point L469(line 469) no Hoare annotation was computed. [2019-10-14 21:53:36,312 INFO L443 ceAbstractionStarter]: For program point L436(line 436) no Hoare annotation was computed. [2019-10-14 21:53:36,312 INFO L443 ceAbstractionStarter]: For program point L337(lines 337 413) no Hoare annotation was computed. [2019-10-14 21:53:36,312 INFO L443 ceAbstractionStarter]: For program point L238(lines 238 246) no Hoare annotation was computed. [2019-10-14 21:53:36,313 INFO L443 ceAbstractionStarter]: For program point L238-2(lines 238 246) no Hoare annotation was computed. [2019-10-14 21:53:36,313 INFO L443 ceAbstractionStarter]: For program point L139(lines 139 413) no Hoare annotation was computed. [2019-10-14 21:53:36,313 INFO L443 ceAbstractionStarter]: For program point L106(lines 106 413) no Hoare annotation was computed. [2019-10-14 21:53:36,313 INFO L443 ceAbstractionStarter]: For program point L404(lines 404 413) no Hoare annotation was computed. [2019-10-14 21:53:36,313 INFO L443 ceAbstractionStarter]: For program point L338(lines 338 347) no Hoare annotation was computed. [2019-10-14 21:53:36,313 INFO L443 ceAbstractionStarter]: For program point L338-2(lines 338 347) no Hoare annotation was computed. [2019-10-14 21:53:36,313 INFO L443 ceAbstractionStarter]: For program point L74(lines 74 413) no Hoare annotation was computed. [2019-10-14 21:53:36,313 INFO L443 ceAbstractionStarter]: For program point L570-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 21:53:36,314 INFO L443 ceAbstractionStarter]: For program point L537-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 21:53:36,314 INFO L443 ceAbstractionStarter]: For program point L504-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 21:53:36,314 INFO L443 ceAbstractionStarter]: For program point L471-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 21:53:36,314 INFO L443 ceAbstractionStarter]: For program point L438-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 21:53:36,314 INFO L443 ceAbstractionStarter]: For program point L75(lines 75 80) no Hoare annotation was computed. [2019-10-14 21:53:36,314 INFO L443 ceAbstractionStarter]: For program point L42(lines 42 413) no Hoare annotation was computed. [2019-10-14 21:53:36,314 INFO L443 ceAbstractionStarter]: For program point L75-2(lines 75 80) no Hoare annotation was computed. [2019-10-14 21:53:36,314 INFO L443 ceAbstractionStarter]: For program point L571(line 571) no Hoare annotation was computed. [2019-10-14 21:53:36,315 INFO L443 ceAbstractionStarter]: For program point L538(line 538) no Hoare annotation was computed. [2019-10-14 21:53:36,315 INFO L443 ceAbstractionStarter]: For program point L505(line 505) no Hoare annotation was computed. [2019-10-14 21:53:36,315 INFO L443 ceAbstractionStarter]: For program point L472(line 472) no Hoare annotation was computed. [2019-10-14 21:53:36,315 INFO L443 ceAbstractionStarter]: For program point L439(line 439) no Hoare annotation was computed. [2019-10-14 21:53:36,315 INFO L443 ceAbstractionStarter]: For program point L175(lines 175 413) no Hoare annotation was computed. [2019-10-14 21:53:36,315 INFO L443 ceAbstractionStarter]: For program point L407(lines 407 413) no Hoare annotation was computed. [2019-10-14 21:53:36,315 INFO L443 ceAbstractionStarter]: For program point L143(lines 143 413) no Hoare annotation was computed. [2019-10-14 21:53:36,315 INFO L443 ceAbstractionStarter]: For program point L573-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 21:53:36,316 INFO L443 ceAbstractionStarter]: For program point L540-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 21:53:36,316 INFO L443 ceAbstractionStarter]: For program point L507-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 21:53:36,316 INFO L443 ceAbstractionStarter]: For program point L474-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 21:53:36,316 INFO L443 ceAbstractionStarter]: For program point L441-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 21:53:36,316 INFO L443 ceAbstractionStarter]: For program point L375(lines 375 413) no Hoare annotation was computed. [2019-10-14 21:53:36,317 INFO L443 ceAbstractionStarter]: For program point L309(lines 309 413) no Hoare annotation was computed. [2019-10-14 21:53:36,317 INFO L443 ceAbstractionStarter]: For program point L276(lines 276 413) no Hoare annotation was computed. [2019-10-14 21:53:36,317 INFO L443 ceAbstractionStarter]: For program point L574(line 574) no Hoare annotation was computed. [2019-10-14 21:53:36,317 INFO L443 ceAbstractionStarter]: For program point L541(line 541) no Hoare annotation was computed. [2019-10-14 21:53:36,317 INFO L443 ceAbstractionStarter]: For program point L508(line 508) no Hoare annotation was computed. [2019-10-14 21:53:36,317 INFO L443 ceAbstractionStarter]: For program point L475(line 475) no Hoare annotation was computed. [2019-10-14 21:53:36,317 INFO L443 ceAbstractionStarter]: For program point L442(line 442) no Hoare annotation was computed. [2019-10-14 21:53:36,318 INFO L443 ceAbstractionStarter]: For program point L409(lines 409 413) no Hoare annotation was computed. [2019-10-14 21:53:36,318 INFO L443 ceAbstractionStarter]: For program point L212(lines 212 413) no Hoare annotation was computed. [2019-10-14 21:53:36,318 INFO L443 ceAbstractionStarter]: For program point L179(lines 179 413) no Hoare annotation was computed. [2019-10-14 21:53:36,319 INFO L443 ceAbstractionStarter]: For program point L113(lines 113 413) no Hoare annotation was computed. [2019-10-14 21:53:36,319 INFO L443 ceAbstractionStarter]: For program point L47(lines 47 413) no Hoare annotation was computed. [2019-10-14 21:53:36,320 INFO L443 ceAbstractionStarter]: For program point L576-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 21:53:36,320 INFO L443 ceAbstractionStarter]: For program point L543-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 21:53:36,320 INFO L443 ceAbstractionStarter]: For program point L510-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 21:53:36,320 INFO L443 ceAbstractionStarter]: For program point L477-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 21:53:36,320 INFO L443 ceAbstractionStarter]: For program point L444-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 21:53:36,320 INFO L443 ceAbstractionStarter]: For program point L378(lines 378 413) no Hoare annotation was computed. [2019-10-14 21:53:36,320 INFO L443 ceAbstractionStarter]: For program point L577(line 577) no Hoare annotation was computed. [2019-10-14 21:53:36,320 INFO L443 ceAbstractionStarter]: For program point L544(line 544) no Hoare annotation was computed. [2019-10-14 21:53:36,320 INFO L443 ceAbstractionStarter]: For program point L511(line 511) no Hoare annotation was computed. [2019-10-14 21:53:36,320 INFO L443 ceAbstractionStarter]: For program point L478(line 478) no Hoare annotation was computed. [2019-10-14 21:53:36,320 INFO L443 ceAbstractionStarter]: For program point L445(line 445) no Hoare annotation was computed. [2019-10-14 21:53:36,321 INFO L443 ceAbstractionStarter]: For program point L280(lines 280 413) no Hoare annotation was computed. [2019-10-14 21:53:36,321 INFO L443 ceAbstractionStarter]: For program point L148(lines 148 413) no Hoare annotation was computed. [2019-10-14 21:53:36,321 INFO L443 ceAbstractionStarter]: For program point L82(lines 82 413) no Hoare annotation was computed. [2019-10-14 21:53:36,321 INFO L443 ceAbstractionStarter]: For program point L380(lines 380 413) no Hoare annotation was computed. [2019-10-14 21:53:36,321 INFO L443 ceAbstractionStarter]: For program point L314(lines 314 413) no Hoare annotation was computed. [2019-10-14 21:53:36,321 INFO L443 ceAbstractionStarter]: For program point L248(lines 248 413) no Hoare annotation was computed. [2019-10-14 21:53:36,321 INFO L443 ceAbstractionStarter]: For program point L215(lines 215 413) no Hoare annotation was computed. [2019-10-14 21:53:36,321 INFO L443 ceAbstractionStarter]: For program point L83(lines 83 89) no Hoare annotation was computed. [2019-10-14 21:53:36,321 INFO L443 ceAbstractionStarter]: For program point L50(lines 50 413) no Hoare annotation was computed. [2019-10-14 21:53:36,321 INFO L443 ceAbstractionStarter]: For program point L83-2(lines 83 89) no Hoare annotation was computed. [2019-10-14 21:53:36,321 INFO L443 ceAbstractionStarter]: For program point L579-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 21:53:36,321 INFO L443 ceAbstractionStarter]: For program point L546-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 21:53:36,322 INFO L443 ceAbstractionStarter]: For program point L513-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 21:53:36,322 INFO L443 ceAbstractionStarter]: For program point L480-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 21:53:36,322 INFO L443 ceAbstractionStarter]: For program point L414(lines 414 416) no Hoare annotation was computed. [2019-10-14 21:53:36,322 INFO L443 ceAbstractionStarter]: For program point L447-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 21:53:36,322 INFO L443 ceAbstractionStarter]: For program point L381(lines 381 387) no Hoare annotation was computed. [2019-10-14 21:53:36,322 INFO L443 ceAbstractionStarter]: For program point L414-2(lines 29 598) no Hoare annotation was computed. [2019-10-14 21:53:36,322 INFO L443 ceAbstractionStarter]: For program point L315(lines 315 326) no Hoare annotation was computed. [2019-10-14 21:53:36,323 INFO L443 ceAbstractionStarter]: For program point L381-2(lines 381 387) no Hoare annotation was computed. [2019-10-14 21:53:36,323 INFO L443 ceAbstractionStarter]: For program point L315-2(lines 315 326) no Hoare annotation was computed. [2019-10-14 21:53:36,323 INFO L443 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 29 598) no Hoare annotation was computed. [2019-10-14 21:53:36,323 INFO L443 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 29 598) no Hoare annotation was computed. [2019-10-14 21:53:36,323 INFO L443 ceAbstractionStarter]: For program point L580(line 580) no Hoare annotation was computed. [2019-10-14 21:53:36,323 INFO L443 ceAbstractionStarter]: For program point L547(line 547) no Hoare annotation was computed. [2019-10-14 21:53:36,323 INFO L443 ceAbstractionStarter]: For program point L514(line 514) no Hoare annotation was computed. [2019-10-14 21:53:36,324 INFO L443 ceAbstractionStarter]: For program point L481(line 481) no Hoare annotation was computed. [2019-10-14 21:53:36,324 INFO L443 ceAbstractionStarter]: For program point L448(line 448) no Hoare annotation was computed. [2019-10-14 21:53:36,324 INFO L443 ceAbstractionStarter]: For program point L415(line 415) no Hoare annotation was computed. [2019-10-14 21:53:36,324 INFO L443 ceAbstractionStarter]: For program point L349(lines 349 413) no Hoare annotation was computed. [2019-10-14 21:53:36,329 INFO L443 ceAbstractionStarter]: For program point L283(lines 283 413) no Hoare annotation was computed. [2019-10-14 21:53:36,329 INFO L443 ceAbstractionStarter]: For program point L218(lines 218 413) no Hoare annotation was computed. [2019-10-14 21:53:36,330 INFO L443 ceAbstractionStarter]: For program point L185(lines 185 413) no Hoare annotation was computed. [2019-10-14 21:53:36,330 INFO L443 ceAbstractionStarter]: For program point L119(lines 119 413) no Hoare annotation was computed. [2019-10-14 21:53:36,330 INFO L443 ceAbstractionStarter]: For program point L582-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 21:53:36,330 INFO L443 ceAbstractionStarter]: For program point L549-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 21:53:36,330 INFO L443 ceAbstractionStarter]: For program point L516-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 21:53:36,330 INFO L443 ceAbstractionStarter]: For program point L483-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 21:53:36,330 INFO L443 ceAbstractionStarter]: For program point L450-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 21:53:36,331 INFO L443 ceAbstractionStarter]: For program point L417-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 21:53:36,331 INFO L443 ceAbstractionStarter]: For program point L54(lines 54 413) no Hoare annotation was computed. [2019-10-14 21:53:36,331 INFO L443 ceAbstractionStarter]: For program point L583(line 583) no Hoare annotation was computed. [2019-10-14 21:53:36,331 INFO L443 ceAbstractionStarter]: For program point L550(line 550) no Hoare annotation was computed. [2019-10-14 21:53:36,331 INFO L443 ceAbstractionStarter]: For program point L517(line 517) no Hoare annotation was computed. [2019-10-14 21:53:36,331 INFO L443 ceAbstractionStarter]: For program point L484(line 484) no Hoare annotation was computed. [2019-10-14 21:53:36,331 INFO L443 ceAbstractionStarter]: For program point L451(line 451) no Hoare annotation was computed. [2019-10-14 21:53:36,332 INFO L443 ceAbstractionStarter]: For program point L418(line 418) no Hoare annotation was computed. [2019-10-14 21:53:36,332 INFO L443 ceAbstractionStarter]: For program point L286(lines 286 413) no Hoare annotation was computed. [2019-10-14 21:53:36,332 INFO L443 ceAbstractionStarter]: For program point L253(lines 253 413) no Hoare annotation was computed. [2019-10-14 21:53:36,332 INFO L443 ceAbstractionStarter]: For program point L187(lines 187 413) no Hoare annotation was computed. [2019-10-14 21:53:36,332 INFO L443 ceAbstractionStarter]: For program point L154(lines 154 413) no Hoare annotation was computed. [2019-10-14 21:53:36,332 INFO L443 ceAbstractionStarter]: For program point L585-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 21:53:36,332 INFO L443 ceAbstractionStarter]: For program point L552-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 21:53:36,332 INFO L443 ceAbstractionStarter]: For program point L519-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 21:53:36,333 INFO L443 ceAbstractionStarter]: For program point L486-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 21:53:36,333 INFO L443 ceAbstractionStarter]: For program point L453-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 21:53:36,333 INFO L443 ceAbstractionStarter]: For program point L420-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 21:53:36,333 INFO L443 ceAbstractionStarter]: For program point L354(lines 354 413) no Hoare annotation was computed. [2019-10-14 21:53:36,333 INFO L443 ceAbstractionStarter]: For program point L189(lines 189 413) no Hoare annotation was computed. [2019-10-14 21:53:36,333 INFO L443 ceAbstractionStarter]: For program point L123(lines 123 413) no Hoare annotation was computed. [2019-10-14 21:53:36,333 INFO L443 ceAbstractionStarter]: For program point L586(line 586) no Hoare annotation was computed. [2019-10-14 21:53:36,334 INFO L443 ceAbstractionStarter]: For program point L553(line 553) no Hoare annotation was computed. [2019-10-14 21:53:36,334 INFO L443 ceAbstractionStarter]: For program point L520(line 520) no Hoare annotation was computed. [2019-10-14 21:53:36,334 INFO L443 ceAbstractionStarter]: For program point L487(line 487) no Hoare annotation was computed. [2019-10-14 21:53:36,334 INFO L443 ceAbstractionStarter]: For program point L454(line 454) no Hoare annotation was computed. [2019-10-14 21:53:36,334 INFO L443 ceAbstractionStarter]: For program point L421(line 421) no Hoare annotation was computed. [2019-10-14 21:53:36,334 INFO L443 ceAbstractionStarter]: For program point L223(lines 223 413) no Hoare annotation was computed. [2019-10-14 21:53:36,334 INFO L443 ceAbstractionStarter]: For program point L91(lines 91 413) no Hoare annotation was computed. [2019-10-14 21:53:36,334 INFO L443 ceAbstractionStarter]: For program point L389(lines 389 413) no Hoare annotation was computed. [2019-10-14 21:53:36,335 INFO L443 ceAbstractionStarter]: For program point L191(lines 191 413) no Hoare annotation was computed. [2019-10-14 21:53:36,335 INFO L443 ceAbstractionStarter]: For program point L59(lines 59 413) no Hoare annotation was computed. [2019-10-14 21:53:36,335 INFO L443 ceAbstractionStarter]: For program point L588-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 21:53:36,335 INFO L443 ceAbstractionStarter]: For program point L555-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 21:53:36,335 INFO L443 ceAbstractionStarter]: For program point L522-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 21:53:36,336 INFO L439 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 29 598) the Hoare annotation is: (let ((.cse7 (= 1 |old(~a25~0)|))) (let ((.cse8 (not .cse7)) (.cse6 (not (<= 10 |old(~a28~0)|))) (.cse5 (not (<= |old(~a28~0)| 7))) (.cse1 (not (<= |old(~a19~0)| 0))) (.cse0 (not (<= 8 |old(~a17~0)|))) (.cse4 (not (= 1 |old(~a19~0)|))) (.cse3 (and (= ~a11~0 |old(~a11~0)|) (= ~a17~0 |old(~a17~0)|) (= ~a19~0 |old(~a19~0)|) (= ~a28~0 |old(~a28~0)|) (= ~a25~0 |old(~a25~0)|))) (.cse2 (not (<= |old(~a17~0)| 8)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse3 .cse4 .cse5 .cse2) (or .cse4 .cse6 .cse2 .cse3 .cse7) (or .cse8 .cse1 .cse2 .cse3) (or .cse0 .cse3 .cse8 .cse4 .cse2) (or .cse3 .cse6 .cse1 .cse2) (or .cse5 .cse1 .cse2 .cse3) (or .cse0 .cse4 (= 8 |old(~a28~0)|) .cse3 .cse2)))) [2019-10-14 21:53:36,336 INFO L443 ceAbstractionStarter]: For program point L489-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 21:53:36,336 INFO L443 ceAbstractionStarter]: For program point L456-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 21:53:36,336 INFO L443 ceAbstractionStarter]: For program point L423-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 21:53:36,336 INFO L443 ceAbstractionStarter]: For program point L291(lines 291 413) no Hoare annotation was computed. [2019-10-14 21:53:36,336 INFO L443 ceAbstractionStarter]: For program point L225(lines 225 413) no Hoare annotation was computed. [2019-10-14 21:53:36,336 INFO L443 ceAbstractionStarter]: For program point L159(lines 159 413) no Hoare annotation was computed. [2019-10-14 21:53:36,336 INFO L443 ceAbstractionStarter]: For program point L589(line 589) no Hoare annotation was computed. [2019-10-14 21:53:36,337 INFO L443 ceAbstractionStarter]: For program point L556(line 556) no Hoare annotation was computed. [2019-10-14 21:53:36,337 INFO L443 ceAbstractionStarter]: For program point L523(line 523) no Hoare annotation was computed. [2019-10-14 21:53:36,337 INFO L443 ceAbstractionStarter]: For program point L490(line 490) no Hoare annotation was computed. [2019-10-14 21:53:36,337 INFO L443 ceAbstractionStarter]: For program point L457(line 457) no Hoare annotation was computed. [2019-10-14 21:53:36,337 INFO L443 ceAbstractionStarter]: For program point L424(line 424) no Hoare annotation was computed. [2019-10-14 21:53:36,337 INFO L443 ceAbstractionStarter]: For program point L259(lines 259 413) no Hoare annotation was computed. [2019-10-14 21:53:36,337 INFO L443 ceAbstractionStarter]: For program point L293(lines 293 413) no Hoare annotation was computed. [2019-10-14 21:53:36,337 INFO L443 ceAbstractionStarter]: For program point L194(lines 194 413) no Hoare annotation was computed. [2019-10-14 21:53:36,338 INFO L443 ceAbstractionStarter]: For program point L95(lines 95 413) no Hoare annotation was computed. [2019-10-14 21:53:36,338 INFO L443 ceAbstractionStarter]: For program point L591-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 21:53:36,338 INFO L443 ceAbstractionStarter]: For program point L558-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 21:53:36,338 INFO L443 ceAbstractionStarter]: For program point L525-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 21:53:36,338 INFO L443 ceAbstractionStarter]: For program point L492-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 21:53:36,338 INFO L443 ceAbstractionStarter]: For program point L459-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 21:53:36,338 INFO L443 ceAbstractionStarter]: For program point L426-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 21:53:36,338 INFO L443 ceAbstractionStarter]: For program point L261(lines 261 413) no Hoare annotation was computed. [2019-10-14 21:53:36,339 INFO L443 ceAbstractionStarter]: For program point L30(lines 30 413) no Hoare annotation was computed. [2019-10-14 21:53:36,339 INFO L443 ceAbstractionStarter]: For program point L592(line 592) no Hoare annotation was computed. [2019-10-14 21:53:36,339 INFO L443 ceAbstractionStarter]: For program point L559(line 559) no Hoare annotation was computed. [2019-10-14 21:53:36,339 INFO L443 ceAbstractionStarter]: For program point L526(line 526) no Hoare annotation was computed. [2019-10-14 21:53:36,339 INFO L443 ceAbstractionStarter]: For program point L493(line 493) no Hoare annotation was computed. [2019-10-14 21:53:36,339 INFO L443 ceAbstractionStarter]: For program point L460(line 460) no Hoare annotation was computed. [2019-10-14 21:53:36,339 INFO L443 ceAbstractionStarter]: For program point L427(line 427) no Hoare annotation was computed. [2019-10-14 21:53:36,340 INFO L443 ceAbstractionStarter]: For program point L394(lines 394 413) no Hoare annotation was computed. [2019-10-14 21:53:36,340 INFO L443 ceAbstractionStarter]: For program point L361(lines 361 413) no Hoare annotation was computed. [2019-10-14 21:53:36,340 INFO L443 ceAbstractionStarter]: For program point L328(lines 328 413) no Hoare annotation was computed. [2019-10-14 21:53:36,340 INFO L443 ceAbstractionStarter]: For program point L262(lines 262 274) no Hoare annotation was computed. [2019-10-14 21:53:36,340 INFO L443 ceAbstractionStarter]: For program point L262-2(lines 262 274) no Hoare annotation was computed. [2019-10-14 21:53:36,340 INFO L443 ceAbstractionStarter]: For program point L130(lines 130 413) no Hoare annotation was computed. [2019-10-14 21:53:36,340 INFO L443 ceAbstractionStarter]: For program point L65(lines 65 413) no Hoare annotation was computed. [2019-10-14 21:53:36,340 INFO L443 ceAbstractionStarter]: For program point L594-1(lines 594 596) no Hoare annotation was computed. [2019-10-14 21:53:36,340 INFO L443 ceAbstractionStarter]: For program point L561-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 21:53:36,341 INFO L443 ceAbstractionStarter]: For program point L528-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 21:53:36,341 INFO L443 ceAbstractionStarter]: For program point L495-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 21:53:36,341 INFO L443 ceAbstractionStarter]: For program point L462-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 21:53:36,341 INFO L443 ceAbstractionStarter]: For program point L429-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 21:53:36,341 INFO L443 ceAbstractionStarter]: For program point L297(lines 297 413) no Hoare annotation was computed. [2019-10-14 21:53:36,341 INFO L443 ceAbstractionStarter]: For program point L198(lines 198 413) no Hoare annotation was computed. [2019-10-14 21:53:36,341 INFO L443 ceAbstractionStarter]: For program point L165(lines 165 413) no Hoare annotation was computed. [2019-10-14 21:53:36,341 INFO L443 ceAbstractionStarter]: For program point L99(lines 99 413) no Hoare annotation was computed. [2019-10-14 21:53:36,342 INFO L443 ceAbstractionStarter]: For program point L595(line 595) no Hoare annotation was computed. [2019-10-14 21:53:36,342 INFO L443 ceAbstractionStarter]: For program point L562(line 562) no Hoare annotation was computed. [2019-10-14 21:53:36,342 INFO L443 ceAbstractionStarter]: For program point L529(line 529) no Hoare annotation was computed. [2019-10-14 21:53:36,342 INFO L443 ceAbstractionStarter]: For program point L496(line 496) no Hoare annotation was computed. [2019-10-14 21:53:36,342 INFO L443 ceAbstractionStarter]: For program point L463(line 463) no Hoare annotation was computed. [2019-10-14 21:53:36,342 INFO L443 ceAbstractionStarter]: For program point L430(line 430) no Hoare annotation was computed. [2019-10-14 21:53:36,342 INFO L443 ceAbstractionStarter]: For program point L331(lines 331 413) no Hoare annotation was computed. [2019-10-14 21:53:36,342 INFO L443 ceAbstractionStarter]: For program point L298(lines 298 307) no Hoare annotation was computed. [2019-10-14 21:53:36,343 INFO L443 ceAbstractionStarter]: For program point L232(lines 232 413) no Hoare annotation was computed. [2019-10-14 21:53:36,343 INFO L443 ceAbstractionStarter]: For program point L298-2(lines 298 307) no Hoare annotation was computed. [2019-10-14 21:53:36,343 INFO L443 ceAbstractionStarter]: For program point L398(lines 398 413) no Hoare annotation was computed. [2019-10-14 21:53:36,343 INFO L443 ceAbstractionStarter]: For program point L332(lines 332 335) no Hoare annotation was computed. [2019-10-14 21:53:36,343 INFO L443 ceAbstractionStarter]: For program point L332-2(lines 332 335) no Hoare annotation was computed. [2019-10-14 21:53:36,343 INFO L443 ceAbstractionStarter]: For program point L134(lines 134 413) no Hoare annotation was computed. [2019-10-14 21:53:36,343 INFO L443 ceAbstractionStarter]: For program point L35(lines 35 413) no Hoare annotation was computed. [2019-10-14 21:53:36,343 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-10-14 21:53:36,344 INFO L439 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (<= ~a28~0 7) (<= 8 ~a17~0) (not (= ~a25~0 1)) (= ~a19~0 1) (<= ~a17~0 8)) [2019-10-14 21:53:36,344 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-10-14 21:53:36,344 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-10-14 21:53:36,344 INFO L439 ceAbstractionStarter]: At program point mainENTRY(lines 600 617) the Hoare annotation is: (or (not (<= |old(~a28~0)| 7)) (not (<= 8 |old(~a17~0)|)) (not (= 1 |old(~a19~0)|)) (not (<= |old(~a17~0)| 8)) (and (= ~a11~0 |old(~a11~0)|) (= ~a17~0 |old(~a17~0)|) (= ~a19~0 |old(~a19~0)|) (= ~a28~0 |old(~a28~0)|) (= ~a25~0 |old(~a25~0)|)) (= 1 |old(~a25~0)|)) [2019-10-14 21:53:36,344 INFO L439 ceAbstractionStarter]: At program point L606-2(lines 606 616) the Hoare annotation is: (let ((.cse0 (<= ~a19~0 0)) (.cse3 (<= ~a28~0 7)) (.cse1 (<= 10 ~a28~0)) (.cse5 (= ~a25~0 1)) (.cse4 (<= 8 ~a17~0)) (.cse6 (= ~a19~0 1)) (.cse2 (<= ~a17~0 8))) (or (not (<= |old(~a28~0)| 7)) (not (<= 8 |old(~a17~0)|)) (and .cse0 .cse1 .cse2) (and .cse0 .cse3 .cse2) (and .cse0 .cse4 .cse2) (and .cse0 .cse5 .cse2) (and .cse3 .cse6 .cse5 .cse2) (= 1 |old(~a25~0)|) (and .cse4 .cse6 .cse5 .cse2) (not (= 1 |old(~a19~0)|)) (and .cse1 (not .cse5) .cse6 .cse2) (not (<= |old(~a17~0)| 8)) (and .cse4 (not (= ~a28~0 8)) .cse6 .cse2))) [2019-10-14 21:53:36,345 INFO L443 ceAbstractionStarter]: For program point L606-3(lines 600 617) no Hoare annotation was computed. [2019-10-14 21:53:36,345 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 600 617) no Hoare annotation was computed. [2019-10-14 21:53:36,345 INFO L439 ceAbstractionStarter]: At program point L614(line 614) the Hoare annotation is: (let ((.cse0 (<= ~a19~0 0)) (.cse3 (<= ~a28~0 7)) (.cse1 (<= 10 ~a28~0)) (.cse5 (= ~a25~0 1)) (.cse4 (<= 8 ~a17~0)) (.cse6 (= ~a19~0 1)) (.cse2 (<= ~a17~0 8))) (or (not (<= |old(~a28~0)| 7)) (not (<= 8 |old(~a17~0)|)) (and .cse0 .cse1 .cse2) (and .cse0 .cse3 .cse2) (and .cse0 .cse4 .cse2) (and .cse0 .cse5 .cse2) (and .cse3 .cse6 .cse5 .cse2) (= 1 |old(~a25~0)|) (and .cse4 .cse6 .cse5 .cse2) (not (= 1 |old(~a19~0)|)) (and .cse1 (not .cse5) .cse6 .cse2) (not (<= |old(~a17~0)| 8)) (and .cse4 (not (= ~a28~0 8)) .cse6 .cse2))) [2019-10-14 21:53:36,345 INFO L443 ceAbstractionStarter]: For program point L614-1(line 614) no Hoare annotation was computed. [2019-10-14 21:53:36,345 INFO L443 ceAbstractionStarter]: For program point L611(line 611) no Hoare annotation was computed. [2019-10-14 21:53:36,369 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.10 09:53:36 BoogieIcfgContainer [2019-10-14 21:53:36,369 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-14 21:53:36,374 INFO L168 Benchmark]: Toolchain (without parser) took 17494.43 ms. Allocated memory was 140.0 MB in the beginning and 456.1 MB in the end (delta: 316.1 MB). Free memory was 102.3 MB in the beginning and 245.5 MB in the end (delta: -143.2 MB). Peak memory consumption was 330.5 MB. Max. memory is 7.1 GB. [2019-10-14 21:53:36,376 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 140.0 MB. Free memory was 123.2 MB in the beginning and 123.0 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2019-10-14 21:53:36,377 INFO L168 Benchmark]: CACSL2BoogieTranslator took 791.13 ms. Allocated memory was 140.0 MB in the beginning and 205.0 MB in the end (delta: 65.0 MB). Free memory was 102.1 MB in the beginning and 168.2 MB in the end (delta: -66.1 MB). Peak memory consumption was 28.4 MB. Max. memory is 7.1 GB. [2019-10-14 21:53:36,378 INFO L168 Benchmark]: Boogie Preprocessor took 116.39 ms. Allocated memory is still 205.0 MB. Free memory was 168.2 MB in the beginning and 162.9 MB in the end (delta: 5.3 MB). Peak memory consumption was 5.3 MB. Max. memory is 7.1 GB. [2019-10-14 21:53:36,379 INFO L168 Benchmark]: RCFGBuilder took 1238.70 ms. Allocated memory was 205.0 MB in the beginning and 236.5 MB in the end (delta: 31.5 MB). Free memory was 162.9 MB in the beginning and 175.2 MB in the end (delta: -12.3 MB). Peak memory consumption was 76.3 MB. Max. memory is 7.1 GB. [2019-10-14 21:53:36,380 INFO L168 Benchmark]: TraceAbstraction took 15334.60 ms. Allocated memory was 236.5 MB in the beginning and 456.1 MB in the end (delta: 219.7 MB). Free memory was 173.8 MB in the beginning and 245.5 MB in the end (delta: -71.7 MB). Peak memory consumption was 305.6 MB. Max. memory is 7.1 GB. [2019-10-14 21:53:36,391 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 140.0 MB. Free memory was 123.2 MB in the beginning and 123.0 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 791.13 ms. Allocated memory was 140.0 MB in the beginning and 205.0 MB in the end (delta: 65.0 MB). Free memory was 102.1 MB in the beginning and 168.2 MB in the end (delta: -66.1 MB). Peak memory consumption was 28.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 116.39 ms. Allocated memory is still 205.0 MB. Free memory was 168.2 MB in the beginning and 162.9 MB in the end (delta: 5.3 MB). Peak memory consumption was 5.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1238.70 ms. Allocated memory was 205.0 MB in the beginning and 236.5 MB in the end (delta: 31.5 MB). Free memory was 162.9 MB in the beginning and 175.2 MB in the end (delta: -12.3 MB). Peak memory consumption was 76.3 MB. Max. memory is 7.1 GB. * TraceAbstraction took 15334.60 ms. Allocated memory was 236.5 MB in the beginning and 456.1 MB in the end (delta: 219.7 MB). Free memory was 173.8 MB in the beginning and 245.5 MB in the end (delta: -71.7 MB). Peak memory consumption was 305.6 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 571]: 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: 606]: Loop Invariant Derived loop invariant: (((((((((((!(\old(a28) <= 7) || !(8 <= \old(a17))) || ((a19 <= 0 && 10 <= a28) && a17 <= 8)) || ((a19 <= 0 && a28 <= 7) && a17 <= 8)) || ((a19 <= 0 && 8 <= a17) && a17 <= 8)) || ((a19 <= 0 && a25 == 1) && a17 <= 8)) || (((a28 <= 7 && a19 == 1) && a25 == 1) && a17 <= 8)) || 1 == \old(a25)) || (((8 <= a17 && a19 == 1) && a25 == 1) && a17 <= 8)) || !(1 == \old(a19))) || (((10 <= a28 && !(a25 == 1)) && a19 == 1) && a17 <= 8)) || !(\old(a17) <= 8)) || (((8 <= a17 && !(a28 == 8)) && a19 == 1) && a17 <= 8) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 236 locations, 1 error locations. Result: SAFE, OverallTime: 15.2s, OverallIterations: 5, TraceHistogramMax: 4, AutomataDifference: 9.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 1.3s, HoareTripleCheckerStatistics: 385 SDtfs, 3402 SDslu, 285 SDs, 0 SdLazy, 4917 SolverSat, 1424 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 6.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 898 GetRequests, 829 SyntacticMatches, 0 SemanticMatches, 69 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 388 ImplicationChecksByTransitivity, 1.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2164occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 5 MinimizatonAttempts, 200 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 63 PreInvPairs, 101 NumberOfFragments, 577 HoareAnnotationTreeSize, 63 FomulaSimplifications, 3416 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 7 FomulaSimplificationsInter, 1554 FormulaSimplificationTreeSizeReductionInter, 1.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 1.6s InterpolantComputationTime, 1711 NumberOfCodeBlocks, 1711 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 1702 ConstructedInterpolants, 0 QuantifiedInterpolants, 877851 SizeOfPredicates, 4 NumberOfNonLiveVariables, 1836 ConjunctsInSsa, 22 ConjunctsInUnsatCore, 9 InterpolantComputations, 3 PerfectInterpolantSequences, 535/558 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...