/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/eca-rers2012/Problem14_label21.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fb55353 [2019-11-06 19:13:15,694 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-06 19:13:15,697 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-06 19:13:15,715 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2019-11-06 19:13:15,782 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-06 19:13:15,783 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-06 19:13:15,784 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-06 19:13:15,785 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 [2019-11-06 19:13:15,800 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-06 19:13:15,800 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-06 19:13:15,802 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-06 19:13:15,802 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-06 19:13:15,803 INFO L138 SettingsManager]: * Use SBE=true [2019-11-06 19:13:15,803 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-06 19:13:15,803 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-06 19:13:15,803 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-06 19:13:15,803 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-06 19:13:15,804 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-06 19:13:15,805 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-06 19:13:15,805 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-06 19:13:15,805 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-06 19:13:15,806 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-06 19:13:15,806 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-06 19:13:15,806 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-06 19:13:15,806 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-06 19:13:15,806 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-06 19:13:15,807 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-06 19:13:15,807 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-06 19:13:15,807 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-06 19:13:15,807 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-06 19:13:15,808 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-06 19:13:15,808 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-06 19:13:15,808 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-06 19:13:15,808 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-06 19:13:15,808 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-06 19:13:15,809 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-06 19:13:15,809 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-06 19:13:16,105 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-06 19:13:16,122 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-06 19:13:16,125 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-06 19:13:16,127 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-06 19:13:16,127 INFO L275 PluginConnector]: CDTParser initialized [2019-11-06 19:13:16,128 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem14_label21.c [2019-11-06 19:13:16,212 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ac6e63f53/ef2d4590d0794fd38840474ec7186ca2/FLAG7824db46d [2019-11-06 19:13:16,774 INFO L306 CDTParser]: Found 1 translation units. [2019-11-06 19:13:16,774 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem14_label21.c [2019-11-06 19:13:16,790 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ac6e63f53/ef2d4590d0794fd38840474ec7186ca2/FLAG7824db46d [2019-11-06 19:13:17,049 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ac6e63f53/ef2d4590d0794fd38840474ec7186ca2 [2019-11-06 19:13:17,057 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-06 19:13:17,059 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-11-06 19:13:17,060 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-06 19:13:17,060 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-06 19:13:17,064 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-06 19:13:17,065 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 07:13:17" (1/1) ... [2019-11-06 19:13:17,067 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@183e9d3a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 07:13:17, skipping insertion in model container [2019-11-06 19:13:17,068 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 07:13:17" (1/1) ... [2019-11-06 19:13:17,075 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-06 19:13:17,129 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-06 19:13:17,688 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-06 19:13:17,698 INFO L188 MainTranslator]: Completed pre-run [2019-11-06 19:13:17,842 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-06 19:13:17,860 INFO L192 MainTranslator]: Completed translation [2019-11-06 19:13:17,861 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 07:13:17 WrapperNode [2019-11-06 19:13:17,862 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-06 19:13:17,862 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-06 19:13:17,862 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-06 19:13:17,863 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-06 19:13:17,877 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 07:13:17" (1/1) ... [2019-11-06 19:13:17,877 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 07:13:17" (1/1) ... [2019-11-06 19:13:17,908 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 07:13:17" (1/1) ... [2019-11-06 19:13:17,908 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 07:13:17" (1/1) ... [2019-11-06 19:13:17,952 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 07:13:17" (1/1) ... [2019-11-06 19:13:17,971 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 07:13:17" (1/1) ... [2019-11-06 19:13:17,976 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 07:13:17" (1/1) ... [2019-11-06 19:13:17,990 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-06 19:13:17,991 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-06 19:13:17,991 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-06 19:13:17,991 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-06 19:13:17,992 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 07:13:17" (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 [2019-11-06 19:13:18,058 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-11-06 19:13:18,059 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-06 19:13:18,059 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2019-11-06 19:13:18,059 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-11-06 19:13:18,059 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2019-11-06 19:13:18,060 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-11-06 19:13:18,060 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-11-06 19:13:18,061 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-11-06 19:13:18,061 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-11-06 19:13:18,061 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-11-06 19:13:18,061 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-06 19:13:19,465 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-06 19:13:19,466 INFO L284 CfgBuilder]: Removed 1 assume(true) statements. [2019-11-06 19:13:19,467 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 07:13:19 BoogieIcfgContainer [2019-11-06 19:13:19,467 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-06 19:13:19,468 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-06 19:13:19,469 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-06 19:13:19,472 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-06 19:13:19,472 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 07:13:17" (1/3) ... [2019-11-06 19:13:19,473 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@28927a70 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 07:13:19, skipping insertion in model container [2019-11-06 19:13:19,473 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 07:13:17" (2/3) ... [2019-11-06 19:13:19,474 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@28927a70 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 07:13:19, skipping insertion in model container [2019-11-06 19:13:19,474 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 07:13:19" (3/3) ... [2019-11-06 19:13:19,477 INFO L109 eAbstractionObserver]: Analyzing ICFG Problem14_label21.c [2019-11-06 19:13:19,488 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-06 19:13:19,498 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-11-06 19:13:19,510 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-11-06 19:13:19,550 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-06 19:13:19,551 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-06 19:13:19,551 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-06 19:13:19,551 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-06 19:13:19,552 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-06 19:13:19,552 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-06 19:13:19,552 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-06 19:13:19,552 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-06 19:13:19,588 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states. [2019-11-06 19:13:19,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2019-11-06 19:13:19,597 INFO L402 BasicCegarLoop]: Found error trace [2019-11-06 19:13:19,598 INFO L410 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] [2019-11-06 19:13:19,599 INFO L410 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-06 19:13:19,604 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-06 19:13:19,604 INFO L82 PathProgramCache]: Analyzing trace with hash -736368013, now seen corresponding path program 1 times [2019-11-06 19:13:19,612 INFO L161 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-06 19:13:19,612 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [535116185] [2019-11-06 19:13:19,613 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-06 19:13:19,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 19:13:19,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 19:13:19,929 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-06 19:13:19,930 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [535116185] [2019-11-06 19:13:19,931 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-06 19:13:19,931 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-06 19:13:19,934 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1342631228] [2019-11-06 19:13:19,940 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-06 19:13:19,940 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-06 19:13:19,959 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-06 19:13:19,960 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2019-11-06 19:13:19,964 INFO L87 Difference]: Start difference. First operand 254 states. Second operand 5 states. [2019-11-06 19:13:22,663 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-06 19:13:22,663 INFO L93 Difference]: Finished difference Result 886 states and 1612 transitions. [2019-11-06 19:13:22,664 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-11-06 19:13:22,666 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 40 [2019-11-06 19:13:22,667 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-06 19:13:22,686 INFO L225 Difference]: With dead ends: 886 [2019-11-06 19:13:22,686 INFO L226 Difference]: Without dead ends: 564 [2019-11-06 19:13:22,696 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 2 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2019-11-06 19:13:22,715 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 564 states. [2019-11-06 19:13:22,782 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 564 to 560. [2019-11-06 19:13:22,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 560 states. [2019-11-06 19:13:22,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 560 states to 560 states and 861 transitions. [2019-11-06 19:13:22,789 INFO L78 Accepts]: Start accepts. Automaton has 560 states and 861 transitions. Word has length 40 [2019-11-06 19:13:22,790 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-06 19:13:22,790 INFO L462 AbstractCegarLoop]: Abstraction has 560 states and 861 transitions. [2019-11-06 19:13:22,790 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-06 19:13:22,790 INFO L276 IsEmpty]: Start isEmpty. Operand 560 states and 861 transitions. [2019-11-06 19:13:22,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2019-11-06 19:13:22,797 INFO L402 BasicCegarLoop]: Found error trace [2019-11-06 19:13:22,798 INFO L410 BasicCegarLoop]: trace histogram [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] [2019-11-06 19:13:22,798 INFO L410 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-06 19:13:22,798 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-06 19:13:22,799 INFO L82 PathProgramCache]: Analyzing trace with hash -98825050, now seen corresponding path program 1 times [2019-11-06 19:13:22,799 INFO L161 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-06 19:13:22,799 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [278625999] [2019-11-06 19:13:22,799 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-06 19:13:22,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 19:13:22,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 19:13:23,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 19:13:23,260 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-06 19:13:23,261 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [278625999] [2019-11-06 19:13:23,261 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-06 19:13:23,262 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-11-06 19:13:23,262 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1449810355] [2019-11-06 19:13:23,267 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-11-06 19:13:23,267 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-06 19:13:23,268 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-11-06 19:13:23,268 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2019-11-06 19:13:23,268 INFO L87 Difference]: Start difference. First operand 560 states and 861 transitions. Second operand 8 states. [2019-11-06 19:13:26,544 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-06 19:13:26,544 INFO L93 Difference]: Finished difference Result 2118 states and 3534 transitions. [2019-11-06 19:13:26,545 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2019-11-06 19:13:26,545 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 134 [2019-11-06 19:13:26,546 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-06 19:13:26,561 INFO L225 Difference]: With dead ends: 2118 [2019-11-06 19:13:26,561 INFO L226 Difference]: Without dead ends: 1564 [2019-11-06 19:13:26,565 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=58, Invalid=124, Unknown=0, NotChecked=0, Total=182 [2019-11-06 19:13:26,567 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1564 states. [2019-11-06 19:13:26,644 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1564 to 1520. [2019-11-06 19:13:26,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1520 states. [2019-11-06 19:13:26,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1520 states to 1520 states and 2203 transitions. [2019-11-06 19:13:26,653 INFO L78 Accepts]: Start accepts. Automaton has 1520 states and 2203 transitions. Word has length 134 [2019-11-06 19:13:26,654 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-06 19:13:26,654 INFO L462 AbstractCegarLoop]: Abstraction has 1520 states and 2203 transitions. [2019-11-06 19:13:26,654 INFO L463 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-11-06 19:13:26,655 INFO L276 IsEmpty]: Start isEmpty. Operand 1520 states and 2203 transitions. [2019-11-06 19:13:26,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2019-11-06 19:13:26,662 INFO L402 BasicCegarLoop]: Found error trace [2019-11-06 19:13:26,662 INFO L410 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-06 19:13:26,662 INFO L410 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-06 19:13:26,662 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-06 19:13:26,663 INFO L82 PathProgramCache]: Analyzing trace with hash 1787764330, now seen corresponding path program 1 times [2019-11-06 19:13:26,663 INFO L161 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-06 19:13:26,663 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [911785436] [2019-11-06 19:13:26,663 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-06 19:13:26,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 19:13:26,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 19:13:26,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 19:13:27,006 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-06 19:13:27,007 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [911785436] [2019-11-06 19:13:27,007 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-06 19:13:27,007 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2019-11-06 19:13:27,008 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1354454899] [2019-11-06 19:13:27,008 INFO L442 AbstractCegarLoop]: Interpolant automaton has 9 states [2019-11-06 19:13:27,009 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-06 19:13:27,009 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2019-11-06 19:13:27,009 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=47, Unknown=0, NotChecked=0, Total=72 [2019-11-06 19:13:27,009 INFO L87 Difference]: Start difference. First operand 1520 states and 2203 transitions. Second operand 9 states. [2019-11-06 19:13:28,956 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-06 19:13:28,956 INFO L93 Difference]: Finished difference Result 3106 states and 4910 transitions. [2019-11-06 19:13:28,957 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-11-06 19:13:28,957 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 180 [2019-11-06 19:13:28,962 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-06 19:13:28,978 INFO L225 Difference]: With dead ends: 3106 [2019-11-06 19:13:28,978 INFO L226 Difference]: Without dead ends: 1592 [2019-11-06 19:13:28,983 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=59, Invalid=123, Unknown=0, NotChecked=0, Total=182 [2019-11-06 19:13:28,986 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1592 states. [2019-11-06 19:13:29,066 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1592 to 1520. [2019-11-06 19:13:29,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1520 states. [2019-11-06 19:13:29,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1520 states to 1520 states and 2124 transitions. [2019-11-06 19:13:29,076 INFO L78 Accepts]: Start accepts. Automaton has 1520 states and 2124 transitions. Word has length 180 [2019-11-06 19:13:29,077 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-06 19:13:29,077 INFO L462 AbstractCegarLoop]: Abstraction has 1520 states and 2124 transitions. [2019-11-06 19:13:29,078 INFO L463 AbstractCegarLoop]: Interpolant automaton has 9 states. [2019-11-06 19:13:29,078 INFO L276 IsEmpty]: Start isEmpty. Operand 1520 states and 2124 transitions. [2019-11-06 19:13:29,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2019-11-06 19:13:29,083 INFO L402 BasicCegarLoop]: Found error trace [2019-11-06 19:13:29,083 INFO L410 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-06 19:13:29,083 INFO L410 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-06 19:13:29,084 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-06 19:13:29,084 INFO L82 PathProgramCache]: Analyzing trace with hash 122382904, now seen corresponding path program 1 times [2019-11-06 19:13:29,084 INFO L161 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-06 19:13:29,085 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1838657750] [2019-11-06 19:13:29,085 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-06 19:13:29,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 19:13:29,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 19:13:29,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 19:13:29,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 19:13:29,390 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 139 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-11-06 19:13:29,390 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1838657750] [2019-11-06 19:13:29,391 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1204031019] [2019-11-06 19:13:29,391 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 [2019-11-06 19:13:29,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 19:13:29,508 INFO L256 TraceCheckSpWp]: Trace formula consists of 381 conjuncts, 4 conjunts are in the unsatisfiable core [2019-11-06 19:13:29,521 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-11-06 19:13:29,704 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 140 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-06 19:13:29,705 INFO L218 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-11-06 19:13:29,705 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 5] total 11 [2019-11-06 19:13:29,706 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1529198610] [2019-11-06 19:13:29,707 INFO L442 AbstractCegarLoop]: Interpolant automaton has 11 states [2019-11-06 19:13:29,707 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-06 19:13:29,708 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2019-11-06 19:13:29,709 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=81, Unknown=0, NotChecked=0, Total=110 [2019-11-06 19:13:29,709 INFO L87 Difference]: Start difference. First operand 1520 states and 2124 transitions. Second operand 11 states. [2019-11-06 19:13:35,618 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-06 19:13:35,619 INFO L93 Difference]: Finished difference Result 5468 states and 8833 transitions. [2019-11-06 19:13:35,619 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2019-11-06 19:13:35,619 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 199 [2019-11-06 19:13:35,620 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-06 19:13:35,647 INFO L225 Difference]: With dead ends: 5468 [2019-11-06 19:13:35,647 INFO L226 Difference]: Without dead ends: 3368 [2019-11-06 19:13:35,658 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 262 GetRequests, 220 SyntacticMatches, 1 SemanticMatches, 41 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 473 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=359, Invalid=1447, Unknown=0, NotChecked=0, Total=1806 [2019-11-06 19:13:35,662 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3368 states. [2019-11-06 19:13:35,839 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3368 to 3108. [2019-11-06 19:13:35,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3108 states. [2019-11-06 19:13:35,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3108 states to 3108 states and 4531 transitions. [2019-11-06 19:13:35,858 INFO L78 Accepts]: Start accepts. Automaton has 3108 states and 4531 transitions. Word has length 199 [2019-11-06 19:13:35,858 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-06 19:13:35,858 INFO L462 AbstractCegarLoop]: Abstraction has 3108 states and 4531 transitions. [2019-11-06 19:13:35,859 INFO L463 AbstractCegarLoop]: Interpolant automaton has 11 states. [2019-11-06 19:13:35,859 INFO L276 IsEmpty]: Start isEmpty. Operand 3108 states and 4531 transitions. [2019-11-06 19:13:35,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2019-11-06 19:13:35,866 INFO L402 BasicCegarLoop]: Found error trace [2019-11-06 19:13:35,866 INFO L410 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-06 19:13:36,072 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-06 19:13:36,072 INFO L410 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-06 19:13:36,072 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-06 19:13:36,073 INFO L82 PathProgramCache]: Analyzing trace with hash -1756132267, now seen corresponding path program 1 times [2019-11-06 19:13:36,073 INFO L161 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-06 19:13:36,073 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1699636215] [2019-11-06 19:13:36,074 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-06 19:13:36,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 19:13:36,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 19:13:36,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 19:13:36,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 19:13:36,811 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 157 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-11-06 19:13:36,811 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1699636215] [2019-11-06 19:13:36,812 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1755303945] [2019-11-06 19:13:36,812 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 [2019-11-06 19:13:36,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 19:13:36,898 INFO L256 TraceCheckSpWp]: Trace formula consists of 427 conjuncts, 4 conjunts are in the unsatisfiable core [2019-11-06 19:13:36,910 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-11-06 19:13:37,045 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2019-11-06 19:13:37,045 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-11-06 19:13:37,045 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [11] total 12 [2019-11-06 19:13:37,046 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2002480511] [2019-11-06 19:13:37,048 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-06 19:13:37,050 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-06 19:13:37,050 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-06 19:13:37,051 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2019-11-06 19:13:37,051 INFO L87 Difference]: Start difference. First operand 3108 states and 4531 transitions. Second operand 3 states. [2019-11-06 19:13:37,952 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-06 19:13:37,952 INFO L93 Difference]: Finished difference Result 7884 states and 11627 transitions. [2019-11-06 19:13:37,952 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-06 19:13:37,953 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 246 [2019-11-06 19:13:37,953 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-06 19:13:37,978 INFO L225 Difference]: With dead ends: 7884 [2019-11-06 19:13:37,978 INFO L226 Difference]: Without dead ends: 4598 [2019-11-06 19:13:37,993 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 269 GetRequests, 249 SyntacticMatches, 10 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2019-11-06 19:13:37,999 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4598 states. [2019-11-06 19:13:38,114 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4598 to 4214. [2019-11-06 19:13:38,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4214 states. [2019-11-06 19:13:38,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4214 states to 4214 states and 5811 transitions. [2019-11-06 19:13:38,128 INFO L78 Accepts]: Start accepts. Automaton has 4214 states and 5811 transitions. Word has length 246 [2019-11-06 19:13:38,128 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-06 19:13:38,129 INFO L462 AbstractCegarLoop]: Abstraction has 4214 states and 5811 transitions. [2019-11-06 19:13:38,129 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-06 19:13:38,129 INFO L276 IsEmpty]: Start isEmpty. Operand 4214 states and 5811 transitions. [2019-11-06 19:13:38,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 258 [2019-11-06 19:13:38,136 INFO L402 BasicCegarLoop]: Found error trace [2019-11-06 19:13:38,136 INFO L410 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, 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, 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] [2019-11-06 19:13:38,349 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-06 19:13:38,349 INFO L410 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-06 19:13:38,350 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-06 19:13:38,350 INFO L82 PathProgramCache]: Analyzing trace with hash -1424742042, now seen corresponding path program 1 times [2019-11-06 19:13:38,350 INFO L161 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-06 19:13:38,351 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2085396403] [2019-11-06 19:13:38,351 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-06 19:13:38,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 19:13:38,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 19:13:38,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 19:13:38,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 19:13:38,734 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 70 proven. 2 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2019-11-06 19:13:38,736 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2085396403] [2019-11-06 19:13:38,742 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [935753286] [2019-11-06 19:13:38,742 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 [2019-11-06 19:13:38,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 19:13:38,900 INFO L256 TraceCheckSpWp]: Trace formula consists of 440 conjuncts, 4 conjunts are in the unsatisfiable core [2019-11-06 19:13:38,914 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-11-06 19:13:39,035 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2019-11-06 19:13:39,036 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-11-06 19:13:39,036 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [7] total 8 [2019-11-06 19:13:39,037 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [282369786] [2019-11-06 19:13:39,038 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-06 19:13:39,041 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-06 19:13:39,041 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-06 19:13:39,041 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2019-11-06 19:13:39,042 INFO L87 Difference]: Start difference. First operand 4214 states and 5811 transitions. Second operand 3 states. [2019-11-06 19:13:39,913 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-06 19:13:39,913 INFO L93 Difference]: Finished difference Result 5360 states and 7430 transitions. [2019-11-06 19:13:39,914 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-06 19:13:39,914 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 257 [2019-11-06 19:13:39,915 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-06 19:13:39,915 INFO L225 Difference]: With dead ends: 5360 [2019-11-06 19:13:39,915 INFO L226 Difference]: Without dead ends: 0 [2019-11-06 19:13:39,937 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 271 GetRequests, 264 SyntacticMatches, 1 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2019-11-06 19:13:39,937 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-06 19:13:39,937 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-06 19:13:39,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-06 19:13:39,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-06 19:13:39,938 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 257 [2019-11-06 19:13:39,938 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-06 19:13:39,938 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-06 19:13:39,938 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-06 19:13:39,939 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-06 19:13:39,939 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-06 19:13:40,151 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-06 19:13:40,155 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-06 19:13:40,563 WARN L191 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 80 [2019-11-06 19:13:40,761 WARN L191 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 80 [2019-11-06 19:13:41,277 WARN L191 SmtUtils]: Spent 451.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 43 [2019-11-06 19:13:41,474 WARN L191 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 34 [2019-11-06 19:13:41,606 WARN L191 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 34 [2019-11-06 19:13:41,609 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2019-11-06 19:13:41,609 INFO L439 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~a12~0 |old(~a12~0)|) (= ~inputA~0 |old(~inputA~0)|) (= ~inputE~0 |old(~inputE~0)|) (= ~inputB~0 |old(~inputB~0)|) (= ~inputF~0 |old(~inputF~0)|) (= ~inputC~0 |old(~inputC~0)|) (= ~a24~0 |old(~a24~0)|) (= ~inputD~0 |old(~inputD~0)|) (= ~a21~0 |old(~a21~0)|) (= ~a15~0 |old(~a15~0)|)) [2019-11-06 19:13:41,609 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-11-06 19:13:41,610 INFO L443 ceAbstractionStarter]: For program point L432(lines 432 870) no Hoare annotation was computed. [2019-11-06 19:13:41,610 INFO L443 ceAbstractionStarter]: For program point L366(lines 366 870) no Hoare annotation was computed. [2019-11-06 19:13:41,610 INFO L443 ceAbstractionStarter]: For program point L168-1(lines 20 872) no Hoare annotation was computed. [2019-11-06 19:13:41,610 INFO L443 ceAbstractionStarter]: For program point L102-1(lines 20 872) no Hoare annotation was computed. [2019-11-06 19:13:41,610 INFO L443 ceAbstractionStarter]: For program point L36-1(lines 20 872) no Hoare annotation was computed. [2019-11-06 19:13:41,610 INFO L443 ceAbstractionStarter]: For program point L235(lines 235 870) no Hoare annotation was computed. [2019-11-06 19:13:41,610 INFO L443 ceAbstractionStarter]: For program point L169(line 169) no Hoare annotation was computed. [2019-11-06 19:13:41,610 INFO L443 ceAbstractionStarter]: For program point L103(line 103) no Hoare annotation was computed. [2019-11-06 19:13:41,611 INFO L443 ceAbstractionStarter]: For program point L37(line 37) no Hoare annotation was computed. [2019-11-06 19:13:41,611 INFO L443 ceAbstractionStarter]: For program point L764(lines 764 870) no Hoare annotation was computed. [2019-11-06 19:13:41,611 INFO L443 ceAbstractionStarter]: For program point L632(lines 632 870) no Hoare annotation was computed. [2019-11-06 19:13:41,611 INFO L443 ceAbstractionStarter]: For program point L500(lines 500 870) no Hoare annotation was computed. [2019-11-06 19:13:41,611 INFO L443 ceAbstractionStarter]: For program point L831(lines 831 870) no Hoare annotation was computed. [2019-11-06 19:13:41,611 INFO L443 ceAbstractionStarter]: For program point L171-1(lines 20 872) no Hoare annotation was computed. [2019-11-06 19:13:41,611 INFO L443 ceAbstractionStarter]: For program point L105-1(lines 20 872) no Hoare annotation was computed. [2019-11-06 19:13:41,611 INFO L443 ceAbstractionStarter]: For program point L39-1(lines 20 872) no Hoare annotation was computed. [2019-11-06 19:13:41,612 INFO L443 ceAbstractionStarter]: For program point L700(lines 700 870) no Hoare annotation was computed. [2019-11-06 19:13:41,612 INFO L443 ceAbstractionStarter]: For program point L568(lines 568 870) no Hoare annotation was computed. [2019-11-06 19:13:41,612 INFO L443 ceAbstractionStarter]: For program point L172(line 172) no Hoare annotation was computed. [2019-11-06 19:13:41,612 INFO L443 ceAbstractionStarter]: For program point L106(line 106) no Hoare annotation was computed. [2019-11-06 19:13:41,612 INFO L443 ceAbstractionStarter]: For program point L40(line 40) no Hoare annotation was computed. [2019-11-06 19:13:41,612 INFO L443 ceAbstractionStarter]: For program point L305(lines 305 870) no Hoare annotation was computed. [2019-11-06 19:13:41,612 INFO L443 ceAbstractionStarter]: For program point L438(lines 438 870) no Hoare annotation was computed. [2019-11-06 19:13:41,612 INFO L443 ceAbstractionStarter]: For program point L372(lines 372 870) no Hoare annotation was computed. [2019-11-06 19:13:41,612 INFO L443 ceAbstractionStarter]: For program point L174-1(lines 20 872) no Hoare annotation was computed. [2019-11-06 19:13:41,613 INFO L443 ceAbstractionStarter]: For program point L108-1(lines 20 872) no Hoare annotation was computed. [2019-11-06 19:13:41,613 INFO L443 ceAbstractionStarter]: For program point L42-1(lines 20 872) no Hoare annotation was computed. [2019-11-06 19:13:41,613 INFO L443 ceAbstractionStarter]: For program point L241(lines 241 870) no Hoare annotation was computed. [2019-11-06 19:13:41,613 INFO L443 ceAbstractionStarter]: For program point L175(line 175) no Hoare annotation was computed. [2019-11-06 19:13:41,613 INFO L443 ceAbstractionStarter]: For program point L109(line 109) no Hoare annotation was computed. [2019-11-06 19:13:41,613 INFO L443 ceAbstractionStarter]: For program point L43(line 43) no Hoare annotation was computed. [2019-11-06 19:13:41,613 INFO L443 ceAbstractionStarter]: For program point L638(lines 638 870) no Hoare annotation was computed. [2019-11-06 19:13:41,613 INFO L443 ceAbstractionStarter]: For program point L506(lines 506 870) no Hoare annotation was computed. [2019-11-06 19:13:41,614 INFO L443 ceAbstractionStarter]: For program point L837(lines 837 870) no Hoare annotation was computed. [2019-11-06 19:13:41,614 INFO L443 ceAbstractionStarter]: For program point L771(lines 771 870) no Hoare annotation was computed. [2019-11-06 19:13:41,614 INFO L443 ceAbstractionStarter]: For program point L573(lines 573 870) no Hoare annotation was computed. [2019-11-06 19:13:41,614 INFO L443 ceAbstractionStarter]: For program point L177-1(lines 20 872) no Hoare annotation was computed. [2019-11-06 19:13:41,614 INFO L443 ceAbstractionStarter]: For program point L111-1(lines 20 872) no Hoare annotation was computed. [2019-11-06 19:13:41,614 INFO L443 ceAbstractionStarter]: For program point L45-1(lines 20 872) no Hoare annotation was computed. [2019-11-06 19:13:41,614 INFO L443 ceAbstractionStarter]: For program point L706(lines 706 870) no Hoare annotation was computed. [2019-11-06 19:13:41,614 INFO L443 ceAbstractionStarter]: For program point L178(line 178) no Hoare annotation was computed. [2019-11-06 19:13:41,614 INFO L443 ceAbstractionStarter]: For program point L112(line 112) no Hoare annotation was computed. [2019-11-06 19:13:41,615 INFO L443 ceAbstractionStarter]: For program point L46(line 46) no Hoare annotation was computed. [2019-11-06 19:13:41,615 INFO L443 ceAbstractionStarter]: For program point L311(lines 311 870) no Hoare annotation was computed. [2019-11-06 19:13:41,615 INFO L443 ceAbstractionStarter]: For program point L444(lines 444 870) no Hoare annotation was computed. [2019-11-06 19:13:41,615 INFO L443 ceAbstractionStarter]: For program point L378(lines 378 870) no Hoare annotation was computed. [2019-11-06 19:13:41,615 INFO L443 ceAbstractionStarter]: For program point L180-1(lines 20 872) no Hoare annotation was computed. [2019-11-06 19:13:41,615 INFO L443 ceAbstractionStarter]: For program point L114-1(lines 20 872) no Hoare annotation was computed. [2019-11-06 19:13:41,615 INFO L443 ceAbstractionStarter]: For program point L48-1(lines 20 872) no Hoare annotation was computed. [2019-11-06 19:13:41,615 INFO L443 ceAbstractionStarter]: For program point L247(lines 247 870) no Hoare annotation was computed. [2019-11-06 19:13:41,615 INFO L443 ceAbstractionStarter]: For program point L181(line 181) no Hoare annotation was computed. [2019-11-06 19:13:41,615 INFO L443 ceAbstractionStarter]: For program point L115(line 115) no Hoare annotation was computed. [2019-11-06 19:13:41,616 INFO L443 ceAbstractionStarter]: For program point L49(line 49) no Hoare annotation was computed. [2019-11-06 19:13:41,616 INFO L443 ceAbstractionStarter]: For program point L842(lines 842 870) no Hoare annotation was computed. [2019-11-06 19:13:41,616 INFO L443 ceAbstractionStarter]: For program point L644(lines 644 870) no Hoare annotation was computed. [2019-11-06 19:13:41,616 INFO L443 ceAbstractionStarter]: For program point L512(lines 512 870) no Hoare annotation was computed. [2019-11-06 19:13:41,616 INFO L443 ceAbstractionStarter]: For program point L777(lines 777 870) no Hoare annotation was computed. [2019-11-06 19:13:41,616 INFO L443 ceAbstractionStarter]: For program point L579(lines 579 870) no Hoare annotation was computed. [2019-11-06 19:13:41,616 INFO L443 ceAbstractionStarter]: For program point L183-1(lines 20 872) no Hoare annotation was computed. [2019-11-06 19:13:41,616 INFO L443 ceAbstractionStarter]: For program point L117-1(lines 20 872) no Hoare annotation was computed. [2019-11-06 19:13:41,616 INFO L443 ceAbstractionStarter]: For program point L51-1(lines 20 872) no Hoare annotation was computed. [2019-11-06 19:13:41,617 INFO L443 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 20 872) no Hoare annotation was computed. [2019-11-06 19:13:41,617 INFO L443 ceAbstractionStarter]: For program point L712(lines 712 870) no Hoare annotation was computed. [2019-11-06 19:13:41,617 INFO L443 ceAbstractionStarter]: For program point L184(line 184) no Hoare annotation was computed. [2019-11-06 19:13:41,617 INFO L443 ceAbstractionStarter]: For program point L118(line 118) no Hoare annotation was computed. [2019-11-06 19:13:41,617 INFO L443 ceAbstractionStarter]: For program point L52(line 52) no Hoare annotation was computed. [2019-11-06 19:13:41,617 INFO L443 ceAbstractionStarter]: For program point L449(lines 449 870) no Hoare annotation was computed. [2019-11-06 19:13:41,617 INFO L443 ceAbstractionStarter]: For program point L317(lines 317 870) no Hoare annotation was computed. [2019-11-06 19:13:41,617 INFO L443 ceAbstractionStarter]: For program point L384(lines 384 870) no Hoare annotation was computed. [2019-11-06 19:13:41,617 INFO L443 ceAbstractionStarter]: For program point L252(lines 252 870) no Hoare annotation was computed. [2019-11-06 19:13:41,617 INFO L443 ceAbstractionStarter]: For program point L186-1(lines 20 872) no Hoare annotation was computed. [2019-11-06 19:13:41,618 INFO L443 ceAbstractionStarter]: For program point L120-1(lines 20 872) no Hoare annotation was computed. [2019-11-06 19:13:41,618 INFO L443 ceAbstractionStarter]: For program point L54-1(lines 20 872) no Hoare annotation was computed. [2019-11-06 19:13:41,618 INFO L443 ceAbstractionStarter]: For program point L187(line 187) no Hoare annotation was computed. [2019-11-06 19:13:41,618 INFO L443 ceAbstractionStarter]: For program point L121(line 121) no Hoare annotation was computed. [2019-11-06 19:13:41,618 INFO L443 ceAbstractionStarter]: For program point L55(line 55) no Hoare annotation was computed. [2019-11-06 19:13:41,618 INFO L443 ceAbstractionStarter]: For program point L848(lines 848 870) no Hoare annotation was computed. [2019-11-06 19:13:41,618 INFO L443 ceAbstractionStarter]: For program point L650(lines 650 870) no Hoare annotation was computed. [2019-11-06 19:13:41,618 INFO L443 ceAbstractionStarter]: For program point L518(lines 518 870) no Hoare annotation was computed. [2019-11-06 19:13:41,618 INFO L443 ceAbstractionStarter]: For program point L783(lines 783 870) no Hoare annotation was computed. [2019-11-06 19:13:41,619 INFO L443 ceAbstractionStarter]: For program point L585(lines 585 870) no Hoare annotation was computed. [2019-11-06 19:13:41,619 INFO L443 ceAbstractionStarter]: For program point L189-1(lines 20 872) no Hoare annotation was computed. [2019-11-06 19:13:41,619 INFO L443 ceAbstractionStarter]: For program point L123-1(lines 20 872) no Hoare annotation was computed. [2019-11-06 19:13:41,619 INFO L443 ceAbstractionStarter]: For program point L57-1(lines 20 872) no Hoare annotation was computed. [2019-11-06 19:13:41,619 INFO L443 ceAbstractionStarter]: For program point L718(lines 718 870) no Hoare annotation was computed. [2019-11-06 19:13:41,619 INFO L443 ceAbstractionStarter]: For program point L454(lines 454 870) no Hoare annotation was computed. [2019-11-06 19:13:41,619 INFO L443 ceAbstractionStarter]: For program point L190(line 190) no Hoare annotation was computed. [2019-11-06 19:13:41,619 INFO L443 ceAbstractionStarter]: For program point L124(line 124) no Hoare annotation was computed. [2019-11-06 19:13:41,619 INFO L443 ceAbstractionStarter]: For program point L58(line 58) no Hoare annotation was computed. [2019-11-06 19:13:41,619 INFO L443 ceAbstractionStarter]: For program point L323(lines 323 870) no Hoare annotation was computed. [2019-11-06 19:13:41,620 INFO L439 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 20 872) the Hoare annotation is: (let ((.cse2 (= ~a12~0 |old(~a12~0)|)) (.cse3 (= ~a24~0 |old(~a24~0)|)) (.cse4 (= ~a21~0 |old(~a21~0)|))) (let ((.cse1 (= 8 |old(~a21~0)|)) (.cse0 (and .cse2 .cse3 .cse4 (= ~a15~0 |old(~a15~0)|)))) (and (or (not (<= 10 |old(~a21~0)|)) .cse0) (or .cse0 (not (<= (+ |old(~a12~0)| 49) 0)) .cse1) (or (not (= 6 |old(~a15~0)|)) (and .cse2 .cse3 .cse4 (= ~a15~0 6)) .cse1) (or .cse0 (not (<= 7 |old(~a15~0)|))) (or .cse0 (not (<= |old(~a21~0)| 7))) (or (not (< 11 |old(~a12~0)|)) .cse0)))) [2019-11-06 19:13:41,620 INFO L443 ceAbstractionStarter]: For program point L390(lines 390 870) no Hoare annotation was computed. [2019-11-06 19:13:41,620 INFO L443 ceAbstractionStarter]: For program point L258(lines 258 870) no Hoare annotation was computed. [2019-11-06 19:13:41,620 INFO L443 ceAbstractionStarter]: For program point L192-1(lines 20 872) no Hoare annotation was computed. [2019-11-06 19:13:41,620 INFO L443 ceAbstractionStarter]: For program point L126-1(lines 20 872) no Hoare annotation was computed. [2019-11-06 19:13:41,620 INFO L443 ceAbstractionStarter]: For program point L60-1(lines 20 872) no Hoare annotation was computed. [2019-11-06 19:13:41,620 INFO L443 ceAbstractionStarter]: For program point L193(line 193) no Hoare annotation was computed. [2019-11-06 19:13:41,621 INFO L443 ceAbstractionStarter]: For program point L127(line 127) no Hoare annotation was computed. [2019-11-06 19:13:41,621 INFO L443 ceAbstractionStarter]: For program point L61(line 61) no Hoare annotation was computed. [2019-11-06 19:13:41,621 INFO L443 ceAbstractionStarter]: For program point L854(lines 854 870) no Hoare annotation was computed. [2019-11-06 19:13:41,621 INFO L443 ceAbstractionStarter]: For program point L656(lines 656 870) no Hoare annotation was computed. [2019-11-06 19:13:41,621 INFO L443 ceAbstractionStarter]: For program point L524(lines 524 870) no Hoare annotation was computed. [2019-11-06 19:13:41,621 INFO L443 ceAbstractionStarter]: For program point L789(lines 789 870) no Hoare annotation was computed. [2019-11-06 19:13:41,621 INFO L443 ceAbstractionStarter]: For program point L591(lines 591 870) no Hoare annotation was computed. [2019-11-06 19:13:41,621 INFO L443 ceAbstractionStarter]: For program point L195-1(lines 20 872) no Hoare annotation was computed. [2019-11-06 19:13:41,621 INFO L443 ceAbstractionStarter]: For program point L129-1(lines 20 872) no Hoare annotation was computed. [2019-11-06 19:13:41,621 INFO L443 ceAbstractionStarter]: For program point L63-1(lines 20 872) no Hoare annotation was computed. [2019-11-06 19:13:41,622 INFO L443 ceAbstractionStarter]: For program point L724(lines 724 870) no Hoare annotation was computed. [2019-11-06 19:13:41,622 INFO L443 ceAbstractionStarter]: For program point L460(lines 460 870) no Hoare annotation was computed. [2019-11-06 19:13:41,622 INFO L443 ceAbstractionStarter]: For program point L196(line 196) no Hoare annotation was computed. [2019-11-06 19:13:41,622 INFO L443 ceAbstractionStarter]: For program point L130(line 130) no Hoare annotation was computed. [2019-11-06 19:13:41,622 INFO L443 ceAbstractionStarter]: For program point L64(line 64) no Hoare annotation was computed. [2019-11-06 19:13:41,622 INFO L443 ceAbstractionStarter]: For program point L329(lines 329 870) no Hoare annotation was computed. [2019-11-06 19:13:41,622 INFO L443 ceAbstractionStarter]: For program point L396(lines 396 870) no Hoare annotation was computed. [2019-11-06 19:13:41,622 INFO L443 ceAbstractionStarter]: For program point L264(lines 264 870) no Hoare annotation was computed. [2019-11-06 19:13:41,622 INFO L443 ceAbstractionStarter]: For program point L198-1(lines 20 872) no Hoare annotation was computed. [2019-11-06 19:13:41,622 INFO L443 ceAbstractionStarter]: For program point L132-1(lines 20 872) no Hoare annotation was computed. [2019-11-06 19:13:41,623 INFO L443 ceAbstractionStarter]: For program point L66-1(lines 20 872) no Hoare annotation was computed. [2019-11-06 19:13:41,623 INFO L443 ceAbstractionStarter]: For program point L859(lines 859 870) no Hoare annotation was computed. [2019-11-06 19:13:41,623 INFO L443 ceAbstractionStarter]: For program point L199(line 199) no Hoare annotation was computed. [2019-11-06 19:13:41,623 INFO L443 ceAbstractionStarter]: For program point L133(line 133) no Hoare annotation was computed. [2019-11-06 19:13:41,623 INFO L443 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 106) no Hoare annotation was computed. [2019-11-06 19:13:41,623 INFO L443 ceAbstractionStarter]: For program point L67(line 67) no Hoare annotation was computed. [2019-11-06 19:13:41,623 INFO L443 ceAbstractionStarter]: For program point L662(lines 662 870) no Hoare annotation was computed. [2019-11-06 19:13:41,623 INFO L443 ceAbstractionStarter]: For program point L530(lines 530 870) no Hoare annotation was computed. [2019-11-06 19:13:41,623 INFO L443 ceAbstractionStarter]: For program point L795(lines 795 870) no Hoare annotation was computed. [2019-11-06 19:13:41,624 INFO L443 ceAbstractionStarter]: For program point L597(lines 597 870) no Hoare annotation was computed. [2019-11-06 19:13:41,624 INFO L443 ceAbstractionStarter]: For program point L201-1(lines 20 872) no Hoare annotation was computed. [2019-11-06 19:13:41,624 INFO L443 ceAbstractionStarter]: For program point L135-1(lines 20 872) no Hoare annotation was computed. [2019-11-06 19:13:41,624 INFO L443 ceAbstractionStarter]: For program point L69-1(lines 20 872) no Hoare annotation was computed. [2019-11-06 19:13:41,624 INFO L443 ceAbstractionStarter]: For program point L730(lines 730 870) no Hoare annotation was computed. [2019-11-06 19:13:41,624 INFO L443 ceAbstractionStarter]: For program point L202(line 202) no Hoare annotation was computed. [2019-11-06 19:13:41,624 INFO L443 ceAbstractionStarter]: For program point L136(line 136) no Hoare annotation was computed. [2019-11-06 19:13:41,624 INFO L443 ceAbstractionStarter]: For program point L70(line 70) no Hoare annotation was computed. [2019-11-06 19:13:41,624 INFO L443 ceAbstractionStarter]: For program point L467(lines 467 870) no Hoare annotation was computed. [2019-11-06 19:13:41,624 INFO L443 ceAbstractionStarter]: For program point L335(lines 335 870) no Hoare annotation was computed. [2019-11-06 19:13:41,625 INFO L443 ceAbstractionStarter]: For program point L269(lines 269 870) no Hoare annotation was computed. [2019-11-06 19:13:41,625 INFO L443 ceAbstractionStarter]: For program point L402(lines 402 870) no Hoare annotation was computed. [2019-11-06 19:13:41,625 INFO L443 ceAbstractionStarter]: For program point L138-1(lines 20 872) no Hoare annotation was computed. [2019-11-06 19:13:41,625 INFO L443 ceAbstractionStarter]: For program point L72-1(lines 20 872) no Hoare annotation was computed. [2019-11-06 19:13:41,625 INFO L443 ceAbstractionStarter]: For program point L865(lines 865 870) no Hoare annotation was computed. [2019-11-06 19:13:41,625 INFO L443 ceAbstractionStarter]: For program point L139(line 139) no Hoare annotation was computed. [2019-11-06 19:13:41,625 INFO L443 ceAbstractionStarter]: For program point L73(line 73) no Hoare annotation was computed. [2019-11-06 19:13:41,625 INFO L443 ceAbstractionStarter]: For program point L668(lines 668 870) no Hoare annotation was computed. [2019-11-06 19:13:41,625 INFO L443 ceAbstractionStarter]: For program point L536(lines 536 870) no Hoare annotation was computed. [2019-11-06 19:13:41,626 INFO L443 ceAbstractionStarter]: For program point L801(lines 801 870) no Hoare annotation was computed. [2019-11-06 19:13:41,626 INFO L443 ceAbstractionStarter]: For program point L735(lines 735 870) no Hoare annotation was computed. [2019-11-06 19:13:41,626 INFO L443 ceAbstractionStarter]: For program point L603(lines 603 870) no Hoare annotation was computed. [2019-11-06 19:13:41,626 INFO L443 ceAbstractionStarter]: For program point L141-1(lines 20 872) no Hoare annotation was computed. [2019-11-06 19:13:41,626 INFO L443 ceAbstractionStarter]: For program point L75-1(lines 20 872) no Hoare annotation was computed. [2019-11-06 19:13:41,626 INFO L443 ceAbstractionStarter]: For program point L472(lines 472 870) no Hoare annotation was computed. [2019-11-06 19:13:41,626 INFO L443 ceAbstractionStarter]: For program point L142(line 142) no Hoare annotation was computed. [2019-11-06 19:13:41,626 INFO L443 ceAbstractionStarter]: For program point L76(line 76) no Hoare annotation was computed. [2019-11-06 19:13:41,626 INFO L443 ceAbstractionStarter]: For program point L341(lines 341 870) no Hoare annotation was computed. [2019-11-06 19:13:41,626 INFO L443 ceAbstractionStarter]: For program point L275(lines 275 870) no Hoare annotation was computed. [2019-11-06 19:13:41,627 INFO L443 ceAbstractionStarter]: For program point L408(lines 408 870) no Hoare annotation was computed. [2019-11-06 19:13:41,627 INFO L443 ceAbstractionStarter]: For program point L144-1(lines 20 872) no Hoare annotation was computed. [2019-11-06 19:13:41,627 INFO L443 ceAbstractionStarter]: For program point L78-1(lines 20 872) no Hoare annotation was computed. [2019-11-06 19:13:41,627 INFO L443 ceAbstractionStarter]: For program point L541(lines 541 870) no Hoare annotation was computed. [2019-11-06 19:13:41,627 INFO L443 ceAbstractionStarter]: For program point L211(lines 211 870) no Hoare annotation was computed. [2019-11-06 19:13:41,627 INFO L443 ceAbstractionStarter]: For program point L145(line 145) no Hoare annotation was computed. [2019-11-06 19:13:41,627 INFO L443 ceAbstractionStarter]: For program point L79(line 79) no Hoare annotation was computed. [2019-11-06 19:13:41,627 INFO L443 ceAbstractionStarter]: For program point L674(lines 674 870) no Hoare annotation was computed. [2019-11-06 19:13:41,627 INFO L443 ceAbstractionStarter]: For program point L807(lines 807 870) no Hoare annotation was computed. [2019-11-06 19:13:41,627 INFO L443 ceAbstractionStarter]: For program point L741(lines 741 870) no Hoare annotation was computed. [2019-11-06 19:13:41,628 INFO L443 ceAbstractionStarter]: For program point L609(lines 609 870) no Hoare annotation was computed. [2019-11-06 19:13:41,628 INFO L443 ceAbstractionStarter]: For program point L147-1(lines 20 872) no Hoare annotation was computed. [2019-11-06 19:13:41,628 INFO L443 ceAbstractionStarter]: For program point L81-1(lines 20 872) no Hoare annotation was computed. [2019-11-06 19:13:41,628 INFO L443 ceAbstractionStarter]: For program point L478(lines 478 870) no Hoare annotation was computed. [2019-11-06 19:13:41,628 INFO L443 ceAbstractionStarter]: For program point L280(lines 280 870) no Hoare annotation was computed. [2019-11-06 19:13:41,628 INFO L443 ceAbstractionStarter]: For program point L148(line 148) no Hoare annotation was computed. [2019-11-06 19:13:41,628 INFO L443 ceAbstractionStarter]: For program point L82(line 82) no Hoare annotation was computed. [2019-11-06 19:13:41,628 INFO L443 ceAbstractionStarter]: For program point L677(lines 677 870) no Hoare annotation was computed. [2019-11-06 19:13:41,628 INFO L443 ceAbstractionStarter]: For program point L347(lines 347 870) no Hoare annotation was computed. [2019-11-06 19:13:41,628 INFO L443 ceAbstractionStarter]: For program point L414(lines 414 870) no Hoare annotation was computed. [2019-11-06 19:13:41,629 INFO L443 ceAbstractionStarter]: For program point L150-1(lines 20 872) no Hoare annotation was computed. [2019-11-06 19:13:41,629 INFO L443 ceAbstractionStarter]: For program point L84-1(lines 20 872) no Hoare annotation was computed. [2019-11-06 19:13:41,629 INFO L443 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 20 872) no Hoare annotation was computed. [2019-11-06 19:13:41,629 INFO L443 ceAbstractionStarter]: For program point L547(lines 547 870) no Hoare annotation was computed. [2019-11-06 19:13:41,629 INFO L443 ceAbstractionStarter]: For program point L217(lines 217 870) no Hoare annotation was computed. [2019-11-06 19:13:41,629 INFO L443 ceAbstractionStarter]: For program point L151(line 151) no Hoare annotation was computed. [2019-11-06 19:13:41,629 INFO L443 ceAbstractionStarter]: For program point L85(line 85) no Hoare annotation was computed. [2019-11-06 19:13:41,629 INFO L443 ceAbstractionStarter]: For program point L747(lines 747 870) no Hoare annotation was computed. [2019-11-06 19:13:41,629 INFO L443 ceAbstractionStarter]: For program point L615(lines 615 870) no Hoare annotation was computed. [2019-11-06 19:13:41,629 INFO L443 ceAbstractionStarter]: For program point L153-1(lines 20 872) no Hoare annotation was computed. [2019-11-06 19:13:41,630 INFO L443 ceAbstractionStarter]: For program point L87-1(lines 20 872) no Hoare annotation was computed. [2019-11-06 19:13:41,630 INFO L443 ceAbstractionStarter]: For program point L21(lines 21 23) no Hoare annotation was computed. [2019-11-06 19:13:41,630 INFO L443 ceAbstractionStarter]: For program point L21-2(lines 20 872) no Hoare annotation was computed. [2019-11-06 19:13:41,630 INFO L443 ceAbstractionStarter]: For program point L814(lines 814 870) no Hoare annotation was computed. [2019-11-06 19:13:41,630 INFO L443 ceAbstractionStarter]: For program point L484(lines 484 870) no Hoare annotation was computed. [2019-11-06 19:13:41,630 INFO L443 ceAbstractionStarter]: For program point L286(lines 286 870) no Hoare annotation was computed. [2019-11-06 19:13:41,630 INFO L443 ceAbstractionStarter]: For program point L154(line 154) no Hoare annotation was computed. [2019-11-06 19:13:41,630 INFO L443 ceAbstractionStarter]: For program point L88(line 88) no Hoare annotation was computed. [2019-11-06 19:13:41,630 INFO L443 ceAbstractionStarter]: For program point L22(line 22) no Hoare annotation was computed. [2019-11-06 19:13:41,631 INFO L443 ceAbstractionStarter]: For program point L683(lines 683 870) no Hoare annotation was computed. [2019-11-06 19:13:41,631 INFO L443 ceAbstractionStarter]: For program point L353(lines 353 870) no Hoare annotation was computed. [2019-11-06 19:13:41,631 INFO L443 ceAbstractionStarter]: For program point L552(lines 552 870) no Hoare annotation was computed. [2019-11-06 19:13:41,631 INFO L443 ceAbstractionStarter]: For program point L420(lines 420 870) no Hoare annotation was computed. [2019-11-06 19:13:41,631 INFO L443 ceAbstractionStarter]: For program point L156-1(lines 20 872) no Hoare annotation was computed. [2019-11-06 19:13:41,631 INFO L443 ceAbstractionStarter]: For program point L90-1(lines 20 872) no Hoare annotation was computed. [2019-11-06 19:13:41,631 INFO L443 ceAbstractionStarter]: For program point L24-1(lines 20 872) no Hoare annotation was computed. [2019-11-06 19:13:41,631 INFO L443 ceAbstractionStarter]: For program point L223(lines 223 870) no Hoare annotation was computed. [2019-11-06 19:13:41,631 INFO L443 ceAbstractionStarter]: For program point L157(line 157) no Hoare annotation was computed. [2019-11-06 19:13:41,631 INFO L443 ceAbstractionStarter]: For program point L91(line 91) no Hoare annotation was computed. [2019-11-06 19:13:41,632 INFO L443 ceAbstractionStarter]: For program point L25(line 25) no Hoare annotation was computed. [2019-11-06 19:13:41,632 INFO L443 ceAbstractionStarter]: For program point L752(lines 752 870) no Hoare annotation was computed. [2019-11-06 19:13:41,632 INFO L443 ceAbstractionStarter]: For program point L819(lines 819 870) no Hoare annotation was computed. [2019-11-06 19:13:41,632 INFO L443 ceAbstractionStarter]: For program point L621(lines 621 870) no Hoare annotation was computed. [2019-11-06 19:13:41,632 INFO L443 ceAbstractionStarter]: For program point L555(lines 555 870) no Hoare annotation was computed. [2019-11-06 19:13:41,632 INFO L443 ceAbstractionStarter]: For program point L159-1(lines 20 872) no Hoare annotation was computed. [2019-11-06 19:13:41,632 INFO L443 ceAbstractionStarter]: For program point L93-1(lines 20 872) no Hoare annotation was computed. [2019-11-06 19:13:41,632 INFO L443 ceAbstractionStarter]: For program point L27-1(lines 20 872) no Hoare annotation was computed. [2019-11-06 19:13:41,632 INFO L443 ceAbstractionStarter]: For program point L688(lines 688 870) no Hoare annotation was computed. [2019-11-06 19:13:41,632 INFO L443 ceAbstractionStarter]: For program point L490(lines 490 870) no Hoare annotation was computed. [2019-11-06 19:13:41,633 INFO L443 ceAbstractionStarter]: For program point L160(line 160) no Hoare annotation was computed. [2019-11-06 19:13:41,633 INFO L443 ceAbstractionStarter]: For program point L94(line 94) no Hoare annotation was computed. [2019-11-06 19:13:41,633 INFO L443 ceAbstractionStarter]: For program point L28(line 28) no Hoare annotation was computed. [2019-11-06 19:13:41,633 INFO L443 ceAbstractionStarter]: For program point L359(lines 359 870) no Hoare annotation was computed. [2019-11-06 19:13:41,633 INFO L443 ceAbstractionStarter]: For program point L293(lines 293 870) no Hoare annotation was computed. [2019-11-06 19:13:41,633 INFO L443 ceAbstractionStarter]: For program point L426(lines 426 870) no Hoare annotation was computed. [2019-11-06 19:13:41,633 INFO L443 ceAbstractionStarter]: For program point L162-1(lines 20 872) no Hoare annotation was computed. [2019-11-06 19:13:41,633 INFO L443 ceAbstractionStarter]: For program point L96-1(lines 20 872) no Hoare annotation was computed. [2019-11-06 19:13:41,633 INFO L443 ceAbstractionStarter]: For program point L30-1(lines 20 872) no Hoare annotation was computed. [2019-11-06 19:13:41,633 INFO L443 ceAbstractionStarter]: For program point L229(lines 229 870) no Hoare annotation was computed. [2019-11-06 19:13:41,634 INFO L443 ceAbstractionStarter]: For program point L163(line 163) no Hoare annotation was computed. [2019-11-06 19:13:41,634 INFO L443 ceAbstractionStarter]: For program point L97(line 97) no Hoare annotation was computed. [2019-11-06 19:13:41,634 INFO L443 ceAbstractionStarter]: For program point L31(line 31) no Hoare annotation was computed. [2019-11-06 19:13:41,634 INFO L443 ceAbstractionStarter]: For program point L758(lines 758 870) no Hoare annotation was computed. [2019-11-06 19:13:41,634 INFO L443 ceAbstractionStarter]: For program point L626(lines 626 870) no Hoare annotation was computed. [2019-11-06 19:13:41,634 INFO L443 ceAbstractionStarter]: For program point L825(lines 825 870) no Hoare annotation was computed. [2019-11-06 19:13:41,634 INFO L443 ceAbstractionStarter]: For program point L561(lines 561 870) no Hoare annotation was computed. [2019-11-06 19:13:41,634 INFO L443 ceAbstractionStarter]: For program point L495(lines 495 870) no Hoare annotation was computed. [2019-11-06 19:13:41,634 INFO L443 ceAbstractionStarter]: For program point L165-1(lines 20 872) no Hoare annotation was computed. [2019-11-06 19:13:41,635 INFO L443 ceAbstractionStarter]: For program point L99-1(lines 20 872) no Hoare annotation was computed. [2019-11-06 19:13:41,635 INFO L443 ceAbstractionStarter]: For program point L33-1(lines 20 872) no Hoare annotation was computed. [2019-11-06 19:13:41,635 INFO L443 ceAbstractionStarter]: For program point L694(lines 694 870) no Hoare annotation was computed. [2019-11-06 19:13:41,635 INFO L443 ceAbstractionStarter]: For program point L166(line 166) no Hoare annotation was computed. [2019-11-06 19:13:41,635 INFO L443 ceAbstractionStarter]: For program point L100(line 100) no Hoare annotation was computed. [2019-11-06 19:13:41,635 INFO L443 ceAbstractionStarter]: For program point L34(line 34) no Hoare annotation was computed. [2019-11-06 19:13:41,635 INFO L443 ceAbstractionStarter]: For program point L299(lines 299 870) no Hoare annotation was computed. [2019-11-06 19:13:41,635 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-06 19:13:41,635 INFO L439 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (<= 7 ~a15~0) (<= ~a21~0 7) (<= ~a15~0 8) (<= (+ ~a12~0 49) 0)) [2019-11-06 19:13:41,636 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-11-06 19:13:41,636 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-11-06 19:13:41,636 INFO L439 ceAbstractionStarter]: At program point mainENTRY(lines 874 890) the Hoare annotation is: (or (not (<= (+ |old(~a12~0)| 49) 0)) (and (= ~a12~0 |old(~a12~0)|) (= ~a24~0 |old(~a24~0)|) (= ~a21~0 |old(~a21~0)|) (= ~a15~0 |old(~a15~0)|)) (not (<= 7 |old(~a15~0)|)) (not (<= |old(~a15~0)| 8)) (not (<= |old(~a21~0)| 7))) [2019-11-06 19:13:41,636 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 874 890) no Hoare annotation was computed. [2019-11-06 19:13:41,636 INFO L439 ceAbstractionStarter]: At program point L888(line 888) the Hoare annotation is: (let ((.cse0 (not (= 8 ~a21~0)))) (or (< 11 ~a12~0) (not (<= (+ |old(~a12~0)| 49) 0)) (<= 7 ~a15~0) (and .cse0 (= ~a15~0 6)) (not (<= 7 |old(~a15~0)|)) (<= 10 ~a21~0) (<= ~a21~0 7) (not (<= |old(~a15~0)| 8)) (not (<= |old(~a21~0)| 7)) (and .cse0 (<= (+ ~a12~0 49) 0)))) [2019-11-06 19:13:41,636 INFO L443 ceAbstractionStarter]: For program point L888-1(line 888) no Hoare annotation was computed. [2019-11-06 19:13:41,637 INFO L443 ceAbstractionStarter]: For program point L885(line 885) no Hoare annotation was computed. [2019-11-06 19:13:41,637 INFO L439 ceAbstractionStarter]: At program point L880-2(lines 880 889) the Hoare annotation is: (let ((.cse0 (not (= 8 ~a21~0)))) (or (< 11 ~a12~0) (not (<= (+ |old(~a12~0)| 49) 0)) (<= 7 ~a15~0) (and .cse0 (= ~a15~0 6)) (not (<= 7 |old(~a15~0)|)) (<= 10 ~a21~0) (<= ~a21~0 7) (not (<= |old(~a15~0)| 8)) (not (<= |old(~a21~0)| 7)) (and .cse0 (<= (+ ~a12~0 49) 0)))) [2019-11-06 19:13:41,637 INFO L443 ceAbstractionStarter]: For program point L880-3(lines 874 890) no Hoare annotation was computed. [2019-11-06 19:13:41,654 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.11 07:13:41 BoogieIcfgContainer [2019-11-06 19:13:41,654 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-06 19:13:41,656 INFO L168 Benchmark]: Toolchain (without parser) took 24597.13 ms. Allocated memory was 146.3 MB in the beginning and 557.3 MB in the end (delta: 411.0 MB). Free memory was 102.4 MB in the beginning and 318.8 MB in the end (delta: -216.4 MB). Peak memory consumption was 388.9 MB. Max. memory is 7.1 GB. [2019-11-06 19:13:41,657 INFO L168 Benchmark]: CDTParser took 0.48 ms. Allocated memory is still 146.3 MB. Free memory was 122.5 MB in the beginning and 122.3 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-11-06 19:13:41,658 INFO L168 Benchmark]: CACSL2BoogieTranslator took 802.02 ms. Allocated memory was 146.3 MB in the beginning and 206.6 MB in the end (delta: 60.3 MB). Free memory was 102.0 MB in the beginning and 169.1 MB in the end (delta: -67.1 MB). Peak memory consumption was 35.9 MB. Max. memory is 7.1 GB. [2019-11-06 19:13:41,659 INFO L168 Benchmark]: Boogie Preprocessor took 127.97 ms. Allocated memory is still 206.6 MB. Free memory was 169.1 MB in the beginning and 163.6 MB in the end (delta: 5.5 MB). Peak memory consumption was 5.5 MB. Max. memory is 7.1 GB. [2019-11-06 19:13:41,660 INFO L168 Benchmark]: RCFGBuilder took 1476.59 ms. Allocated memory was 206.6 MB in the beginning and 238.6 MB in the end (delta: 32.0 MB). Free memory was 163.6 MB in the beginning and 157.2 MB in the end (delta: 6.4 MB). Peak memory consumption was 77.5 MB. Max. memory is 7.1 GB. [2019-11-06 19:13:41,661 INFO L168 Benchmark]: TraceAbstraction took 22185.87 ms. Allocated memory was 238.6 MB in the beginning and 557.3 MB in the end (delta: 318.8 MB). Free memory was 155.8 MB in the beginning and 318.8 MB in the end (delta: -163.0 MB). Peak memory consumption was 349.9 MB. Max. memory is 7.1 GB. [2019-11-06 19:13:41,665 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.48 ms. Allocated memory is still 146.3 MB. Free memory was 122.5 MB in the beginning and 122.3 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 802.02 ms. Allocated memory was 146.3 MB in the beginning and 206.6 MB in the end (delta: 60.3 MB). Free memory was 102.0 MB in the beginning and 169.1 MB in the end (delta: -67.1 MB). Peak memory consumption was 35.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 127.97 ms. Allocated memory is still 206.6 MB. Free memory was 169.1 MB in the beginning and 163.6 MB in the end (delta: 5.5 MB). Peak memory consumption was 5.5 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1476.59 ms. Allocated memory was 206.6 MB in the beginning and 238.6 MB in the end (delta: 32.0 MB). Free memory was 163.6 MB in the beginning and 157.2 MB in the end (delta: 6.4 MB). Peak memory consumption was 77.5 MB. Max. memory is 7.1 GB. * TraceAbstraction took 22185.87 ms. Allocated memory was 238.6 MB in the beginning and 557.3 MB in the end (delta: 318.8 MB). Free memory was 155.8 MB in the beginning and 318.8 MB in the end (delta: -163.0 MB). Peak memory consumption was 349.9 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 106]: 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: 880]: Loop Invariant Derived loop invariant: ((((((((11 < a12 || !(\old(a12) + 49 <= 0)) || 7 <= a15) || (!(8 == a21) && a15 == 6)) || !(7 <= \old(a15))) || 10 <= a21) || a21 <= 7) || !(\old(a15) <= 8)) || !(\old(a21) <= 7)) || (!(8 == a21) && a12 + 49 <= 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 254 locations, 1 error locations. Result: SAFE, OverallTime: 22.0s, OverallIterations: 6, TraceHistogramMax: 3, AutomataDifference: 15.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 1.4s, HoareTripleCheckerStatistics: 455 SDtfs, 4569 SDslu, 393 SDs, 0 SdLazy, 9411 SolverSat, 2336 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 11.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 839 GetRequests, 738 SyntacticMatches, 15 SemanticMatches, 86 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 536 ImplicationChecksByTransitivity, 1.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=4214occurred in iteration=5, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.5s AutomataMinimizationTime, 6 MinimizatonAttempts, 764 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 139 PreInvPairs, 287 NumberOfFragments, 294 HoareAnnotationTreeSize, 139 FomulaSimplifications, 43931 FormulaSimplificationTreeSizeReduction, 0.6s HoareSimplificationTime, 7 FomulaSimplificationsInter, 2547 FormulaSimplificationTreeSizeReductionInter, 0.8s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 2.3s InterpolantComputationTime, 1758 NumberOfCodeBlocks, 1758 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 1749 ConstructedInterpolants, 0 QuantifiedInterpolants, 1026587 SizeOfPredicates, 4 NumberOfNonLiveVariables, 1248 ConjunctsInSsa, 12 ConjunctsInUnsatCore, 9 InterpolantComputations, 5 PerfectInterpolantSequences, 1004/1012 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...