/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 --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --traceabstraction.use.minimal.unsat.core.enumeration true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/eca-rers2012/Problem10_label02.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-5644d1e-m [2020-08-18 16:20:21,838 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-08-18 16:20:21,841 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-08-18 16:20:21,881 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-08-18 16:20:21,882 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-08-18 16:20:21,892 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-08-18 16:20:21,894 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-08-18 16:20:21,898 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-08-18 16:20:21,901 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-08-18 16:20:21,903 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-08-18 16:20:21,906 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-08-18 16:20:21,908 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-08-18 16:20:21,908 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-08-18 16:20:21,911 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-08-18 16:20:21,913 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-08-18 16:20:21,915 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-08-18 16:20:21,917 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-08-18 16:20:21,918 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-08-18 16:20:21,921 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-08-18 16:20:21,927 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-08-18 16:20:21,930 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-08-18 16:20:21,931 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-08-18 16:20:21,932 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-08-18 16:20:21,933 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-08-18 16:20:21,937 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-08-18 16:20:21,947 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-08-18 16:20:21,948 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-08-18 16:20:21,949 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-08-18 16:20:21,950 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-08-18 16:20:21,987 INFO L113 SettingsManager]: Loading preferences was successful [2020-08-18 16:20:21,988 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-08-18 16:20:21,990 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-08-18 16:20:21,990 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-08-18 16:20:21,990 INFO L138 SettingsManager]: * Use SBE=true [2020-08-18 16:20:21,991 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-08-18 16:20:21,991 INFO L138 SettingsManager]: * sizeof long=4 [2020-08-18 16:20:21,992 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-08-18 16:20:21,992 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-08-18 16:20:21,992 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-08-18 16:20:21,993 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-08-18 16:20:21,993 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-08-18 16:20:21,994 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-08-18 16:20:21,994 INFO L138 SettingsManager]: * sizeof long double=12 [2020-08-18 16:20:21,994 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-08-18 16:20:21,994 INFO L138 SettingsManager]: * Use constant arrays=true [2020-08-18 16:20:21,995 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-08-18 16:20:21,995 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-08-18 16:20:21,995 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-08-18 16:20:21,995 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-08-18 16:20:21,996 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-08-18 16:20:21,996 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-08-18 16:20:21,997 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-08-18 16:20:21,998 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-08-18 16:20:21,998 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-08-18 16:20:21,998 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-08-18 16:20:21,998 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-08-18 16:20:21,999 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-08-18 16:20:21,999 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-08-18 16:20:21,999 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true [2020-08-18 16:20:22,276 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-08-18 16:20:22,295 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-08-18 16:20:22,298 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-08-18 16:20:22,300 INFO L271 PluginConnector]: Initializing CDTParser... [2020-08-18 16:20:22,300 INFO L275 PluginConnector]: CDTParser initialized [2020-08-18 16:20:22,301 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem10_label02.c [2020-08-18 16:20:22,365 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/62dd596b3/02abe69a308c4657b17afda7dc9aeb2e/FLAG7e86a200a [2020-08-18 16:20:22,947 INFO L306 CDTParser]: Found 1 translation units. [2020-08-18 16:20:22,948 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/eca-rers2012/Problem10_label02.c [2020-08-18 16:20:22,959 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/62dd596b3/02abe69a308c4657b17afda7dc9aeb2e/FLAG7e86a200a [2020-08-18 16:20:23,174 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/62dd596b3/02abe69a308c4657b17afda7dc9aeb2e [2020-08-18 16:20:23,188 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-08-18 16:20:23,190 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-08-18 16:20:23,193 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-08-18 16:20:23,194 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-08-18 16:20:23,197 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-08-18 16:20:23,198 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.08 04:20:23" (1/1) ... [2020-08-18 16:20:23,203 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@231f5d3c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 04:20:23, skipping insertion in model container [2020-08-18 16:20:23,203 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.08 04:20:23" (1/1) ... [2020-08-18 16:20:23,212 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-08-18 16:20:23,277 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-08-18 16:20:23,767 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-18 16:20:23,773 INFO L203 MainTranslator]: Completed pre-run [2020-08-18 16:20:23,897 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-18 16:20:23,918 INFO L208 MainTranslator]: Completed translation [2020-08-18 16:20:23,919 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 04:20:23 WrapperNode [2020-08-18 16:20:23,919 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-08-18 16:20:23,920 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-08-18 16:20:23,920 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-08-18 16:20:23,920 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-08-18 16:20:23,934 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 04:20:23" (1/1) ... [2020-08-18 16:20:23,934 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 04:20:23" (1/1) ... [2020-08-18 16:20:23,951 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 04:20:23" (1/1) ... [2020-08-18 16:20:23,951 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 04:20:23" (1/1) ... [2020-08-18 16:20:23,988 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 04:20:23" (1/1) ... [2020-08-18 16:20:24,005 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 04:20:23" (1/1) ... [2020-08-18 16:20:24,012 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 04:20:23" (1/1) ... [2020-08-18 16:20:24,022 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-08-18 16:20:24,023 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-08-18 16:20:24,023 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-08-18 16:20:24,023 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-08-18 16:20:24,024 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 04:20:23" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-08-18 16:20:24,106 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-08-18 16:20:24,106 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-08-18 16:20:24,106 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2020-08-18 16:20:24,107 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-08-18 16:20:24,107 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2020-08-18 16:20:24,107 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-08-18 16:20:24,108 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-08-18 16:20:24,108 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-08-18 16:20:24,108 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-08-18 16:20:24,108 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-08-18 16:20:24,109 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-08-18 16:20:25,473 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-08-18 16:20:25,474 INFO L295 CfgBuilder]: Removed 1 assume(true) statements. [2020-08-18 16:20:25,480 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.08 04:20:25 BoogieIcfgContainer [2020-08-18 16:20:25,480 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-08-18 16:20:25,482 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-08-18 16:20:25,482 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-08-18 16:20:25,485 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-08-18 16:20:25,486 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.08 04:20:23" (1/3) ... [2020-08-18 16:20:25,487 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@75a4b574 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.08 04:20:25, skipping insertion in model container [2020-08-18 16:20:25,487 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 04:20:23" (2/3) ... [2020-08-18 16:20:25,488 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@75a4b574 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.08 04:20:25, skipping insertion in model container [2020-08-18 16:20:25,488 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.08 04:20:25" (3/3) ... [2020-08-18 16:20:25,490 INFO L109 eAbstractionObserver]: Analyzing ICFG Problem10_label02.c [2020-08-18 16:20:25,500 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-08-18 16:20:25,508 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-08-18 16:20:25,523 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-08-18 16:20:25,550 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-08-18 16:20:25,551 INFO L376 AbstractCegarLoop]: Hoare is true [2020-08-18 16:20:25,551 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-08-18 16:20:25,551 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-08-18 16:20:25,551 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-08-18 16:20:25,552 INFO L380 AbstractCegarLoop]: Difference is false [2020-08-18 16:20:25,552 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-08-18 16:20:25,552 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-08-18 16:20:25,582 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states. [2020-08-18 16:20:25,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2020-08-18 16:20:25,594 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 16:20:25,595 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-18 16:20:25,596 INFO L427 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 16:20:25,603 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 16:20:25,604 INFO L82 PathProgramCache]: Analyzing trace with hash -824341666, now seen corresponding path program 1 times [2020-08-18 16:20:25,614 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 16:20:25,615 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1183627022] [2020-08-18 16:20:25,615 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 16:20:25,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:20:26,020 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 16:20:26,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:20:26,052 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-08-18 16:20:26,053 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1183627022] [2020-08-18 16:20:26,055 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-18 16:20:26,056 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-08-18 16:20:26,057 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [54679877] [2020-08-18 16:20:26,062 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-08-18 16:20:26,063 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 16:20:26,077 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-08-18 16:20:26,078 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-08-18 16:20:26,081 INFO L87 Difference]: Start difference. First operand 215 states. Second operand 5 states. [2020-08-18 16:20:28,172 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 16:20:28,173 INFO L93 Difference]: Finished difference Result 745 states and 1315 transitions. [2020-08-18 16:20:28,174 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-08-18 16:20:28,176 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 65 [2020-08-18 16:20:28,176 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 16:20:28,211 INFO L225 Difference]: With dead ends: 745 [2020-08-18 16:20:28,211 INFO L226 Difference]: Without dead ends: 447 [2020-08-18 16:20:28,226 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-08-18 16:20:28,250 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 447 states. [2020-08-18 16:20:28,337 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 447 to 443. [2020-08-18 16:20:28,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 443 states. [2020-08-18 16:20:28,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 443 states to 443 states and 635 transitions. [2020-08-18 16:20:28,344 INFO L78 Accepts]: Start accepts. Automaton has 443 states and 635 transitions. Word has length 65 [2020-08-18 16:20:28,345 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 16:20:28,345 INFO L479 AbstractCegarLoop]: Abstraction has 443 states and 635 transitions. [2020-08-18 16:20:28,345 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-08-18 16:20:28,345 INFO L276 IsEmpty]: Start isEmpty. Operand 443 states and 635 transitions. [2020-08-18 16:20:28,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2020-08-18 16:20:28,353 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 16:20:28,353 INFO L422 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, 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] [2020-08-18 16:20:28,354 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-08-18 16:20:28,354 INFO L427 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 16:20:28,354 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 16:20:28,355 INFO L82 PathProgramCache]: Analyzing trace with hash 177708450, now seen corresponding path program 1 times [2020-08-18 16:20:28,355 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 16:20:28,355 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1564516666] [2020-08-18 16:20:28,355 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 16:20:28,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:20:28,498 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 16:20:28,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:20:28,520 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-08-18 16:20:28,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:20:28,658 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-08-18 16:20:28,658 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1564516666] [2020-08-18 16:20:28,659 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-18 16:20:28,659 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-08-18 16:20:28,659 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1119482851] [2020-08-18 16:20:28,662 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-08-18 16:20:28,662 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 16:20:28,662 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-08-18 16:20:28,663 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2020-08-18 16:20:28,663 INFO L87 Difference]: Start difference. First operand 443 states and 635 transitions. Second operand 8 states. [2020-08-18 16:20:30,810 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 16:20:30,810 INFO L93 Difference]: Finished difference Result 1782 states and 2698 transitions. [2020-08-18 16:20:30,812 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-08-18 16:20:30,812 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 139 [2020-08-18 16:20:30,813 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 16:20:30,824 INFO L225 Difference]: With dead ends: 1782 [2020-08-18 16:20:30,824 INFO L226 Difference]: Without dead ends: 1345 [2020-08-18 16:20:30,827 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=58, Invalid=152, Unknown=0, NotChecked=0, Total=210 [2020-08-18 16:20:30,829 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1345 states. [2020-08-18 16:20:30,903 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1345 to 1184. [2020-08-18 16:20:30,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1184 states. [2020-08-18 16:20:30,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1184 states to 1184 states and 1666 transitions. [2020-08-18 16:20:30,917 INFO L78 Accepts]: Start accepts. Automaton has 1184 states and 1666 transitions. Word has length 139 [2020-08-18 16:20:30,920 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 16:20:30,920 INFO L479 AbstractCegarLoop]: Abstraction has 1184 states and 1666 transitions. [2020-08-18 16:20:30,920 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-08-18 16:20:30,920 INFO L276 IsEmpty]: Start isEmpty. Operand 1184 states and 1666 transitions. [2020-08-18 16:20:30,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2020-08-18 16:20:30,933 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 16:20:30,934 INFO L422 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, 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] [2020-08-18 16:20:30,934 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-08-18 16:20:30,934 INFO L427 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 16:20:30,934 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 16:20:30,935 INFO L82 PathProgramCache]: Analyzing trace with hash -1533828447, now seen corresponding path program 1 times [2020-08-18 16:20:30,937 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 16:20:30,938 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1172856893] [2020-08-18 16:20:30,938 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 16:20:31,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:20:31,137 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 16:20:31,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:20:31,153 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-08-18 16:20:31,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:20:31,253 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 41 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-08-18 16:20:31,253 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1172856893] [2020-08-18 16:20:31,256 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-18 16:20:31,256 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2020-08-18 16:20:31,256 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [329327225] [2020-08-18 16:20:31,257 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-08-18 16:20:31,257 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 16:20:31,257 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-08-18 16:20:31,257 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2020-08-18 16:20:31,258 INFO L87 Difference]: Start difference. First operand 1184 states and 1666 transitions. Second operand 8 states. [2020-08-18 16:20:33,202 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 16:20:33,202 INFO L93 Difference]: Finished difference Result 2973 states and 4187 transitions. [2020-08-18 16:20:33,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-08-18 16:20:33,204 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 144 [2020-08-18 16:20:33,204 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 16:20:33,217 INFO L225 Difference]: With dead ends: 2973 [2020-08-18 16:20:33,217 INFO L226 Difference]: Without dead ends: 1768 [2020-08-18 16:20:33,222 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=47, Invalid=109, Unknown=0, NotChecked=0, Total=156 [2020-08-18 16:20:33,224 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1768 states. [2020-08-18 16:20:33,301 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1768 to 1762. [2020-08-18 16:20:33,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1762 states. [2020-08-18 16:20:33,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1762 states to 1762 states and 2451 transitions. [2020-08-18 16:20:33,311 INFO L78 Accepts]: Start accepts. Automaton has 1762 states and 2451 transitions. Word has length 144 [2020-08-18 16:20:33,313 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 16:20:33,313 INFO L479 AbstractCegarLoop]: Abstraction has 1762 states and 2451 transitions. [2020-08-18 16:20:33,313 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-08-18 16:20:33,314 INFO L276 IsEmpty]: Start isEmpty. Operand 1762 states and 2451 transitions. [2020-08-18 16:20:33,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2020-08-18 16:20:33,318 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 16:20:33,319 INFO L422 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, 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] [2020-08-18 16:20:33,319 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-08-18 16:20:33,319 INFO L427 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 16:20:33,320 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 16:20:33,320 INFO L82 PathProgramCache]: Analyzing trace with hash 1165965249, now seen corresponding path program 1 times [2020-08-18 16:20:33,320 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 16:20:33,321 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1080500379] [2020-08-18 16:20:33,321 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 16:20:33,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:20:33,456 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 16:20:33,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:20:33,482 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-08-18 16:20:33,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:20:33,655 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-08-18 16:20:33,655 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1080500379] [2020-08-18 16:20:33,656 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-18 16:20:33,656 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-08-18 16:20:33,657 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [272090678] [2020-08-18 16:20:33,658 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-08-18 16:20:33,658 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 16:20:33,658 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-08-18 16:20:33,659 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2020-08-18 16:20:33,659 INFO L87 Difference]: Start difference. First operand 1762 states and 2451 transitions. Second operand 8 states. [2020-08-18 16:20:35,136 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 16:20:35,136 INFO L93 Difference]: Finished difference Result 4166 states and 6193 transitions. [2020-08-18 16:20:35,137 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-08-18 16:20:35,137 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 160 [2020-08-18 16:20:35,139 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 16:20:35,161 INFO L225 Difference]: With dead ends: 4166 [2020-08-18 16:20:35,161 INFO L226 Difference]: Without dead ends: 2553 [2020-08-18 16:20:35,174 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=46, Invalid=110, Unknown=0, NotChecked=0, Total=156 [2020-08-18 16:20:35,179 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2553 states. [2020-08-18 16:20:35,271 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2553 to 2217. [2020-08-18 16:20:35,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2217 states. [2020-08-18 16:20:35,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2217 states to 2217 states and 2967 transitions. [2020-08-18 16:20:35,279 INFO L78 Accepts]: Start accepts. Automaton has 2217 states and 2967 transitions. Word has length 160 [2020-08-18 16:20:35,280 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 16:20:35,280 INFO L479 AbstractCegarLoop]: Abstraction has 2217 states and 2967 transitions. [2020-08-18 16:20:35,280 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-08-18 16:20:35,280 INFO L276 IsEmpty]: Start isEmpty. Operand 2217 states and 2967 transitions. [2020-08-18 16:20:35,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2020-08-18 16:20:35,283 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 16:20:35,283 INFO L422 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, 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] [2020-08-18 16:20:35,284 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-08-18 16:20:35,284 INFO L427 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 16:20:35,284 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 16:20:35,284 INFO L82 PathProgramCache]: Analyzing trace with hash 973193769, now seen corresponding path program 1 times [2020-08-18 16:20:35,285 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 16:20:35,285 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1787588386] [2020-08-18 16:20:35,285 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 16:20:35,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:20:35,420 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 16:20:35,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:20:35,446 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-08-18 16:20:35,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:20:35,554 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 54 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-08-18 16:20:35,555 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1787588386] [2020-08-18 16:20:35,556 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-18 16:20:35,556 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2020-08-18 16:20:35,557 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [667802980] [2020-08-18 16:20:35,558 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-08-18 16:20:35,558 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 16:20:35,558 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-08-18 16:20:35,559 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-08-18 16:20:35,559 INFO L87 Difference]: Start difference. First operand 2217 states and 2967 transitions. Second operand 8 states. [2020-08-18 16:20:39,856 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 16:20:39,857 INFO L93 Difference]: Finished difference Result 4726 states and 6436 transitions. [2020-08-18 16:20:39,860 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-08-18 16:20:39,860 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 180 [2020-08-18 16:20:39,861 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 16:20:39,875 INFO L225 Difference]: With dead ends: 4726 [2020-08-18 16:20:39,875 INFO L226 Difference]: Without dead ends: 2658 [2020-08-18 16:20:39,882 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=42, Invalid=90, Unknown=0, NotChecked=0, Total=132 [2020-08-18 16:20:39,886 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2658 states. [2020-08-18 16:20:39,962 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2658 to 2652. [2020-08-18 16:20:39,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2652 states. [2020-08-18 16:20:39,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2652 states to 2652 states and 3371 transitions. [2020-08-18 16:20:39,972 INFO L78 Accepts]: Start accepts. Automaton has 2652 states and 3371 transitions. Word has length 180 [2020-08-18 16:20:39,972 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 16:20:39,972 INFO L479 AbstractCegarLoop]: Abstraction has 2652 states and 3371 transitions. [2020-08-18 16:20:39,973 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-08-18 16:20:39,973 INFO L276 IsEmpty]: Start isEmpty. Operand 2652 states and 3371 transitions. [2020-08-18 16:20:39,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2020-08-18 16:20:39,976 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 16:20:39,977 INFO L422 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, 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] [2020-08-18 16:20:39,978 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-08-18 16:20:39,978 INFO L427 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 16:20:39,979 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 16:20:39,979 INFO L82 PathProgramCache]: Analyzing trace with hash 913701069, now seen corresponding path program 1 times [2020-08-18 16:20:39,979 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 16:20:39,981 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1502719154] [2020-08-18 16:20:39,981 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 16:20:40,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:20:40,100 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 16:20:40,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:20:40,162 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-08-18 16:20:40,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:20:40,342 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-08-18 16:20:40,343 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1502719154] [2020-08-18 16:20:40,344 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-18 16:20:40,344 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-08-18 16:20:40,348 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [904845807] [2020-08-18 16:20:40,349 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-08-18 16:20:40,349 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 16:20:40,350 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-08-18 16:20:40,351 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-08-18 16:20:40,351 INFO L87 Difference]: Start difference. First operand 2652 states and 3371 transitions. Second operand 7 states. [2020-08-18 16:20:41,866 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 16:20:41,866 INFO L93 Difference]: Finished difference Result 5181 states and 6662 transitions. [2020-08-18 16:20:41,867 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-08-18 16:20:41,867 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 182 [2020-08-18 16:20:41,867 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 16:20:41,880 INFO L225 Difference]: With dead ends: 5181 [2020-08-18 16:20:41,880 INFO L226 Difference]: Without dead ends: 2678 [2020-08-18 16:20:41,887 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2020-08-18 16:20:41,890 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2678 states. [2020-08-18 16:20:41,989 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2678 to 2664. [2020-08-18 16:20:41,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2664 states. [2020-08-18 16:20:42,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2664 states to 2664 states and 3388 transitions. [2020-08-18 16:20:42,003 INFO L78 Accepts]: Start accepts. Automaton has 2664 states and 3388 transitions. Word has length 182 [2020-08-18 16:20:42,003 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 16:20:42,003 INFO L479 AbstractCegarLoop]: Abstraction has 2664 states and 3388 transitions. [2020-08-18 16:20:42,004 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-08-18 16:20:42,004 INFO L276 IsEmpty]: Start isEmpty. Operand 2664 states and 3388 transitions. [2020-08-18 16:20:42,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2020-08-18 16:20:42,007 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 16:20:42,007 INFO L422 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, 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] [2020-08-18 16:20:42,008 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-08-18 16:20:42,008 INFO L427 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 16:20:42,008 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 16:20:42,008 INFO L82 PathProgramCache]: Analyzing trace with hash 470454874, now seen corresponding path program 1 times [2020-08-18 16:20:42,009 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 16:20:42,009 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [362657469] [2020-08-18 16:20:42,009 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 16:20:42,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:20:42,129 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 16:20:42,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:20:42,163 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-08-18 16:20:42,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:20:42,289 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 54 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-08-18 16:20:42,289 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [362657469] [2020-08-18 16:20:42,290 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-18 16:20:42,290 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2020-08-18 16:20:42,290 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1148536948] [2020-08-18 16:20:42,291 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-08-18 16:20:42,291 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 16:20:42,291 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-08-18 16:20:42,292 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2020-08-18 16:20:42,293 INFO L87 Difference]: Start difference. First operand 2664 states and 3388 transitions. Second operand 7 states. [2020-08-18 16:20:44,375 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 16:20:44,375 INFO L93 Difference]: Finished difference Result 3826 states and 4895 transitions. [2020-08-18 16:20:44,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-08-18 16:20:44,376 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 199 [2020-08-18 16:20:44,376 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 16:20:44,377 INFO L225 Difference]: With dead ends: 3826 [2020-08-18 16:20:44,377 INFO L226 Difference]: Without dead ends: 0 [2020-08-18 16:20:44,385 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=36, Invalid=54, Unknown=0, NotChecked=0, Total=90 [2020-08-18 16:20:44,385 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-08-18 16:20:44,385 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-08-18 16:20:44,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-08-18 16:20:44,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-08-18 16:20:44,386 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 199 [2020-08-18 16:20:44,386 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 16:20:44,387 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-08-18 16:20:44,387 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-08-18 16:20:44,387 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-08-18 16:20:44,387 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-08-18 16:20:44,387 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-08-18 16:20:44,390 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-08-18 16:20:45,740 WARN L193 SmtUtils]: Spent 1.01 s on a formula simplification. DAG size of input: 155 DAG size of output: 52 [2020-08-18 16:20:46,046 WARN L193 SmtUtils]: Spent 285.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 46 [2020-08-18 16:20:46,312 WARN L193 SmtUtils]: Spent 264.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 46 [2020-08-18 16:20:46,316 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-08-18 16:20:46,316 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~inputC~0 |old(~inputC~0)|) (= ~inputF~0 |old(~inputF~0)|) (= ~inputE~0 |old(~inputE~0)|) (= ~inputD~0 |old(~inputD~0)|) (= ~a12~0 |old(~a12~0)|) (= ~inputB~0 |old(~inputB~0)|) (= ~a4~0 |old(~a4~0)|) (= ~a1~0 |old(~a1~0)|) (= ~a19~0 |old(~a19~0)|) (= ~a10~0 |old(~a10~0)|)) [2020-08-18 16:20:46,316 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-08-18 16:20:46,316 INFO L268 CegarLoopResult]: For program point L465(lines 465 572) no Hoare annotation was computed. [2020-08-18 16:20:46,316 INFO L268 CegarLoopResult]: For program point L201-1(lines 20 574) no Hoare annotation was computed. [2020-08-18 16:20:46,317 INFO L268 CegarLoopResult]: For program point L168-1(lines 20 574) no Hoare annotation was computed. [2020-08-18 16:20:46,317 INFO L268 CegarLoopResult]: For program point L135-1(lines 20 574) no Hoare annotation was computed. [2020-08-18 16:20:46,317 INFO L268 CegarLoopResult]: For program point L102-1(lines 20 574) no Hoare annotation was computed. [2020-08-18 16:20:46,317 INFO L268 CegarLoopResult]: For program point L69-1(lines 20 574) no Hoare annotation was computed. [2020-08-18 16:20:46,317 INFO L268 CegarLoopResult]: For program point L36-1(lines 20 574) no Hoare annotation was computed. [2020-08-18 16:20:46,317 INFO L268 CegarLoopResult]: For program point L499(lines 499 572) no Hoare annotation was computed. [2020-08-18 16:20:46,317 INFO L268 CegarLoopResult]: For program point L301(lines 301 572) no Hoare annotation was computed. [2020-08-18 16:20:46,317 INFO L268 CegarLoopResult]: For program point L202(line 202) no Hoare annotation was computed. [2020-08-18 16:20:46,318 INFO L268 CegarLoopResult]: For program point L169(line 169) no Hoare annotation was computed. [2020-08-18 16:20:46,318 INFO L268 CegarLoopResult]: For program point L136(line 136) no Hoare annotation was computed. [2020-08-18 16:20:46,318 INFO L268 CegarLoopResult]: For program point L103(line 103) no Hoare annotation was computed. [2020-08-18 16:20:46,318 INFO L268 CegarLoopResult]: For program point L70(line 70) no Hoare annotation was computed. [2020-08-18 16:20:46,318 INFO L268 CegarLoopResult]: For program point L37(line 37) no Hoare annotation was computed. [2020-08-18 16:20:46,318 INFO L268 CegarLoopResult]: For program point L335(lines 335 572) no Hoare annotation was computed. [2020-08-18 16:20:46,318 INFO L268 CegarLoopResult]: For program point L236(lines 236 572) no Hoare annotation was computed. [2020-08-18 16:20:46,318 INFO L268 CegarLoopResult]: For program point L534(lines 534 572) no Hoare annotation was computed. [2020-08-18 16:20:46,319 INFO L268 CegarLoopResult]: For program point L171-1(lines 20 574) no Hoare annotation was computed. [2020-08-18 16:20:46,319 INFO L268 CegarLoopResult]: For program point L138-1(lines 20 574) no Hoare annotation was computed. [2020-08-18 16:20:46,319 INFO L268 CegarLoopResult]: For program point L105-1(lines 20 574) no Hoare annotation was computed. [2020-08-18 16:20:46,319 INFO L268 CegarLoopResult]: For program point L72-1(lines 20 574) no Hoare annotation was computed. [2020-08-18 16:20:46,319 INFO L268 CegarLoopResult]: For program point L39-1(lines 20 574) no Hoare annotation was computed. [2020-08-18 16:20:46,319 INFO L268 CegarLoopResult]: For program point L436(lines 436 572) no Hoare annotation was computed. [2020-08-18 16:20:46,319 INFO L268 CegarLoopResult]: For program point L403(lines 403 572) no Hoare annotation was computed. [2020-08-18 16:20:46,319 INFO L268 CegarLoopResult]: For program point L370(lines 370 572) no Hoare annotation was computed. [2020-08-18 16:20:46,320 INFO L268 CegarLoopResult]: For program point L271(lines 271 572) no Hoare annotation was computed. [2020-08-18 16:20:46,320 INFO L268 CegarLoopResult]: For program point L172(line 172) no Hoare annotation was computed. [2020-08-18 16:20:46,320 INFO L268 CegarLoopResult]: For program point L139(line 139) no Hoare annotation was computed. [2020-08-18 16:20:46,320 INFO L268 CegarLoopResult]: For program point L106(line 106) no Hoare annotation was computed. [2020-08-18 16:20:46,320 INFO L268 CegarLoopResult]: For program point L73(line 73) no Hoare annotation was computed. [2020-08-18 16:20:46,320 INFO L268 CegarLoopResult]: For program point L40(line 40) no Hoare annotation was computed. [2020-08-18 16:20:46,320 INFO L268 CegarLoopResult]: For program point L569(lines 569 572) no Hoare annotation was computed. [2020-08-18 16:20:46,320 INFO L268 CegarLoopResult]: For program point L239(lines 239 572) no Hoare annotation was computed. [2020-08-18 16:20:46,320 INFO L268 CegarLoopResult]: For program point L504(lines 504 572) no Hoare annotation was computed. [2020-08-18 16:20:46,321 INFO L268 CegarLoopResult]: For program point L471(lines 471 572) no Hoare annotation was computed. [2020-08-18 16:20:46,321 INFO L268 CegarLoopResult]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 181) no Hoare annotation was computed. [2020-08-18 16:20:46,321 INFO L268 CegarLoopResult]: For program point L306(lines 306 572) no Hoare annotation was computed. [2020-08-18 16:20:46,321 INFO L268 CegarLoopResult]: For program point L174-1(lines 20 574) no Hoare annotation was computed. [2020-08-18 16:20:46,321 INFO L268 CegarLoopResult]: For program point L141-1(lines 20 574) no Hoare annotation was computed. [2020-08-18 16:20:46,321 INFO L268 CegarLoopResult]: For program point L108-1(lines 20 574) no Hoare annotation was computed. [2020-08-18 16:20:46,321 INFO L268 CegarLoopResult]: For program point L75-1(lines 20 574) no Hoare annotation was computed. [2020-08-18 16:20:46,321 INFO L268 CegarLoopResult]: For program point L42-1(lines 20 574) no Hoare annotation was computed. [2020-08-18 16:20:46,322 INFO L268 CegarLoopResult]: For program point L340(lines 340 572) no Hoare annotation was computed. [2020-08-18 16:20:46,322 INFO L268 CegarLoopResult]: For program point L175(line 175) no Hoare annotation was computed. [2020-08-18 16:20:46,322 INFO L268 CegarLoopResult]: For program point L142(line 142) no Hoare annotation was computed. [2020-08-18 16:20:46,322 INFO L268 CegarLoopResult]: For program point L109(line 109) no Hoare annotation was computed. [2020-08-18 16:20:46,322 INFO L268 CegarLoopResult]: For program point L76(line 76) no Hoare annotation was computed. [2020-08-18 16:20:46,322 INFO L268 CegarLoopResult]: For program point L43(line 43) no Hoare annotation was computed. [2020-08-18 16:20:46,322 INFO L268 CegarLoopResult]: For program point L540(lines 540 572) no Hoare annotation was computed. [2020-08-18 16:20:46,322 INFO L268 CegarLoopResult]: For program point L408(lines 408 572) no Hoare annotation was computed. [2020-08-18 16:20:46,323 INFO L268 CegarLoopResult]: For program point L375(lines 375 572) no Hoare annotation was computed. [2020-08-18 16:20:46,323 INFO L268 CegarLoopResult]: For program point L210(lines 210 572) no Hoare annotation was computed. [2020-08-18 16:20:46,323 INFO L268 CegarLoopResult]: For program point L177-1(lines 20 574) no Hoare annotation was computed. [2020-08-18 16:20:46,323 INFO L268 CegarLoopResult]: For program point L144-1(lines 20 574) no Hoare annotation was computed. [2020-08-18 16:20:46,323 INFO L268 CegarLoopResult]: For program point L111-1(lines 20 574) no Hoare annotation was computed. [2020-08-18 16:20:46,323 INFO L268 CegarLoopResult]: For program point L78-1(lines 20 574) no Hoare annotation was computed. [2020-08-18 16:20:46,323 INFO L268 CegarLoopResult]: For program point L45-1(lines 20 574) no Hoare annotation was computed. [2020-08-18 16:20:46,324 INFO L268 CegarLoopResult]: For program point L442(lines 442 572) no Hoare annotation was computed. [2020-08-18 16:20:46,324 INFO L268 CegarLoopResult]: For program point L277(lines 277 572) no Hoare annotation was computed. [2020-08-18 16:20:46,324 INFO L268 CegarLoopResult]: For program point L244(lines 244 572) no Hoare annotation was computed. [2020-08-18 16:20:46,324 INFO L268 CegarLoopResult]: For program point L178(line 178) no Hoare annotation was computed. [2020-08-18 16:20:46,324 INFO L268 CegarLoopResult]: For program point L145(line 145) no Hoare annotation was computed. [2020-08-18 16:20:46,324 INFO L268 CegarLoopResult]: For program point L112(line 112) no Hoare annotation was computed. [2020-08-18 16:20:46,324 INFO L268 CegarLoopResult]: For program point L79(line 79) no Hoare annotation was computed. [2020-08-18 16:20:46,325 INFO L268 CegarLoopResult]: For program point L46(line 46) no Hoare annotation was computed. [2020-08-18 16:20:46,325 INFO L268 CegarLoopResult]: For program point L509(lines 509 572) no Hoare annotation was computed. [2020-08-18 16:20:46,325 INFO L268 CegarLoopResult]: For program point L476(lines 476 572) no Hoare annotation was computed. [2020-08-18 16:20:46,328 INFO L268 CegarLoopResult]: For program point L378(lines 378 572) no Hoare annotation was computed. [2020-08-18 16:20:46,328 INFO L268 CegarLoopResult]: For program point L345(lines 345 572) no Hoare annotation was computed. [2020-08-18 16:20:46,329 INFO L268 CegarLoopResult]: For program point L312(lines 312 572) no Hoare annotation was computed. [2020-08-18 16:20:46,329 INFO L268 CegarLoopResult]: For program point L180-1(lines 20 574) no Hoare annotation was computed. [2020-08-18 16:20:46,329 INFO L268 CegarLoopResult]: For program point L147-1(lines 20 574) no Hoare annotation was computed. [2020-08-18 16:20:46,329 INFO L268 CegarLoopResult]: For program point L114-1(lines 20 574) no Hoare annotation was computed. [2020-08-18 16:20:46,329 INFO L268 CegarLoopResult]: For program point L81-1(lines 20 574) no Hoare annotation was computed. [2020-08-18 16:20:46,329 INFO L268 CegarLoopResult]: For program point L48-1(lines 20 574) no Hoare annotation was computed. [2020-08-18 16:20:46,329 INFO L268 CegarLoopResult]: For program point L181(line 181) no Hoare annotation was computed. [2020-08-18 16:20:46,329 INFO L268 CegarLoopResult]: For program point L148(line 148) no Hoare annotation was computed. [2020-08-18 16:20:46,329 INFO L268 CegarLoopResult]: For program point L115(line 115) no Hoare annotation was computed. [2020-08-18 16:20:46,329 INFO L268 CegarLoopResult]: For program point L82(line 82) no Hoare annotation was computed. [2020-08-18 16:20:46,329 INFO L268 CegarLoopResult]: For program point L49(line 49) no Hoare annotation was computed. [2020-08-18 16:20:46,329 INFO L268 CegarLoopResult]: For program point L545(lines 545 572) no Hoare annotation was computed. [2020-08-18 16:20:46,330 INFO L268 CegarLoopResult]: For program point L215(lines 215 572) no Hoare annotation was computed. [2020-08-18 16:20:46,330 INFO L268 CegarLoopResult]: For program point L414(lines 414 572) no Hoare annotation was computed. [2020-08-18 16:20:46,330 INFO L268 CegarLoopResult]: For program point L249(lines 249 572) no Hoare annotation was computed. [2020-08-18 16:20:46,330 INFO L268 CegarLoopResult]: For program point L183-1(lines 20 574) no Hoare annotation was computed. [2020-08-18 16:20:46,330 INFO L268 CegarLoopResult]: For program point L150-1(lines 20 574) no Hoare annotation was computed. [2020-08-18 16:20:46,330 INFO L268 CegarLoopResult]: For program point L117-1(lines 20 574) no Hoare annotation was computed. [2020-08-18 16:20:46,330 INFO L268 CegarLoopResult]: For program point L84-1(lines 20 574) no Hoare annotation was computed. [2020-08-18 16:20:46,330 INFO L268 CegarLoopResult]: For program point L51-1(lines 20 574) no Hoare annotation was computed. [2020-08-18 16:20:46,330 INFO L268 CegarLoopResult]: For program point calculate_outputFINAL(lines 20 574) no Hoare annotation was computed. [2020-08-18 16:20:46,330 INFO L268 CegarLoopResult]: For program point calculate_outputEXIT(lines 20 574) no Hoare annotation was computed. [2020-08-18 16:20:46,330 INFO L268 CegarLoopResult]: For program point L514(lines 514 572) no Hoare annotation was computed. [2020-08-18 16:20:46,330 INFO L268 CegarLoopResult]: For program point L481(lines 481 572) no Hoare annotation was computed. [2020-08-18 16:20:46,331 INFO L268 CegarLoopResult]: For program point L448(lines 448 572) no Hoare annotation was computed. [2020-08-18 16:20:46,331 INFO L268 CegarLoopResult]: For program point L283(lines 283 572) no Hoare annotation was computed. [2020-08-18 16:20:46,331 INFO L268 CegarLoopResult]: For program point L184(line 184) no Hoare annotation was computed. [2020-08-18 16:20:46,331 INFO L268 CegarLoopResult]: For program point L151(line 151) no Hoare annotation was computed. [2020-08-18 16:20:46,331 INFO L268 CegarLoopResult]: For program point L118(line 118) no Hoare annotation was computed. [2020-08-18 16:20:46,331 INFO L268 CegarLoopResult]: For program point L85(line 85) no Hoare annotation was computed. [2020-08-18 16:20:46,331 INFO L268 CegarLoopResult]: For program point L52(line 52) no Hoare annotation was computed. [2020-08-18 16:20:46,331 INFO L268 CegarLoopResult]: For program point L548(lines 548 572) no Hoare annotation was computed. [2020-08-18 16:20:46,331 INFO L268 CegarLoopResult]: For program point L383(lines 383 572) no Hoare annotation was computed. [2020-08-18 16:20:46,331 INFO L268 CegarLoopResult]: For program point L317(lines 317 572) no Hoare annotation was computed. [2020-08-18 16:20:46,331 INFO L268 CegarLoopResult]: For program point L351(lines 351 572) no Hoare annotation was computed. [2020-08-18 16:20:46,332 INFO L268 CegarLoopResult]: For program point L186-1(lines 20 574) no Hoare annotation was computed. [2020-08-18 16:20:46,332 INFO L268 CegarLoopResult]: For program point L153-1(lines 20 574) no Hoare annotation was computed. [2020-08-18 16:20:46,332 INFO L268 CegarLoopResult]: For program point L120-1(lines 20 574) no Hoare annotation was computed. [2020-08-18 16:20:46,332 INFO L268 CegarLoopResult]: For program point L87-1(lines 20 574) no Hoare annotation was computed. [2020-08-18 16:20:46,332 INFO L268 CegarLoopResult]: For program point L21(lines 21 23) no Hoare annotation was computed. [2020-08-18 16:20:46,332 INFO L268 CegarLoopResult]: For program point L54-1(lines 20 574) no Hoare annotation was computed. [2020-08-18 16:20:46,332 INFO L268 CegarLoopResult]: For program point L21-2(lines 20 574) no Hoare annotation was computed. [2020-08-18 16:20:46,332 INFO L268 CegarLoopResult]: For program point L517(lines 517 572) no Hoare annotation was computed. [2020-08-18 16:20:46,333 INFO L268 CegarLoopResult]: For program point L286(lines 286 572) no Hoare annotation was computed. [2020-08-18 16:20:46,333 INFO L268 CegarLoopResult]: For program point L220(lines 220 572) no Hoare annotation was computed. [2020-08-18 16:20:46,333 INFO L268 CegarLoopResult]: For program point L187(line 187) no Hoare annotation was computed. [2020-08-18 16:20:46,333 INFO L268 CegarLoopResult]: For program point L154(line 154) no Hoare annotation was computed. [2020-08-18 16:20:46,333 INFO L268 CegarLoopResult]: For program point L121(line 121) no Hoare annotation was computed. [2020-08-18 16:20:46,333 INFO L268 CegarLoopResult]: For program point L88(line 88) no Hoare annotation was computed. [2020-08-18 16:20:46,333 INFO L268 CegarLoopResult]: For program point L55(line 55) no Hoare annotation was computed. [2020-08-18 16:20:46,333 INFO L268 CegarLoopResult]: For program point L22(line 22) no Hoare annotation was computed. [2020-08-18 16:20:46,333 INFO L268 CegarLoopResult]: For program point L419(lines 419 572) no Hoare annotation was computed. [2020-08-18 16:20:46,333 INFO L268 CegarLoopResult]: For program point L320(lines 320 572) no Hoare annotation was computed. [2020-08-18 16:20:46,333 INFO L268 CegarLoopResult]: For program point L254(lines 254 572) no Hoare annotation was computed. [2020-08-18 16:20:46,333 INFO L268 CegarLoopResult]: For program point L354(lines 354 572) no Hoare annotation was computed. [2020-08-18 16:20:46,333 INFO L268 CegarLoopResult]: For program point L189-1(lines 20 574) no Hoare annotation was computed. [2020-08-18 16:20:46,334 INFO L268 CegarLoopResult]: For program point L156-1(lines 20 574) no Hoare annotation was computed. [2020-08-18 16:20:46,334 INFO L268 CegarLoopResult]: For program point L123-1(lines 20 574) no Hoare annotation was computed. [2020-08-18 16:20:46,334 INFO L268 CegarLoopResult]: For program point L90-1(lines 20 574) no Hoare annotation was computed. [2020-08-18 16:20:46,334 INFO L268 CegarLoopResult]: For program point L57-1(lines 20 574) no Hoare annotation was computed. [2020-08-18 16:20:46,334 INFO L268 CegarLoopResult]: For program point L24-1(lines 20 574) no Hoare annotation was computed. [2020-08-18 16:20:46,334 INFO L268 CegarLoopResult]: For program point L487(lines 487 572) no Hoare annotation was computed. [2020-08-18 16:20:46,334 INFO L268 CegarLoopResult]: For program point L454(lines 454 572) no Hoare annotation was computed. [2020-08-18 16:20:46,334 INFO L268 CegarLoopResult]: For program point L388(lines 388 572) no Hoare annotation was computed. [2020-08-18 16:20:46,334 INFO L268 CegarLoopResult]: For program point L190(line 190) no Hoare annotation was computed. [2020-08-18 16:20:46,335 INFO L268 CegarLoopResult]: For program point L157(line 157) no Hoare annotation was computed. [2020-08-18 16:20:46,335 INFO L268 CegarLoopResult]: For program point L124(line 124) no Hoare annotation was computed. [2020-08-18 16:20:46,335 INFO L268 CegarLoopResult]: For program point L91(line 91) no Hoare annotation was computed. [2020-08-18 16:20:46,335 INFO L268 CegarLoopResult]: For program point L58(line 58) no Hoare annotation was computed. [2020-08-18 16:20:46,335 INFO L268 CegarLoopResult]: For program point L25(line 25) no Hoare annotation was computed. [2020-08-18 16:20:46,335 INFO L268 CegarLoopResult]: For program point L554(lines 554 572) no Hoare annotation was computed. [2020-08-18 16:20:46,335 INFO L268 CegarLoopResult]: For program point L323(lines 323 572) no Hoare annotation was computed. [2020-08-18 16:20:46,336 INFO L264 CegarLoopResult]: At program point calculate_outputENTRY(lines 20 574) the Hoare annotation is: (let ((.cse9 (= |old(~a10~0)| 1)) (.cse3 (not (<= |old(~a19~0)| 9))) (.cse8 (not (<= |old(~a1~0)| 38))) (.cse1 (= 6 |old(~a19~0)|)) (.cse6 (= 3 |old(~a10~0)|)) (.cse4 (not (= 14 ~a4~0))) (.cse7 (not (<= 1 |old(~a10~0)|))) (.cse5 (not (= ~a12~0 0))) (.cse0 (not (<= |old(~a10~0)| 0))) (.cse10 (not (= 9 |old(~a19~0)|))) (.cse2 (and (= ~a1~0 |old(~a1~0)|) (= ~a19~0 |old(~a19~0)|) (= ~a10~0 |old(~a10~0)|)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or (not (<= 9 |old(~a19~0)|)) .cse2 .cse6 .cse7) (or .cse8 .cse2 .cse9 .cse3) (or .cse10 .cse2 .cse4 .cse5) (or .cse1 .cse2 .cse9 .cse6 .cse7) (or .cse8 .cse1 .cse2 .cse3) (or .cse8 .cse0 .cse2) (or .cse1 .cse2 .cse6 .cse4 .cse7 .cse5) (or .cse0 .cse10 .cse2))) [2020-08-18 16:20:46,336 INFO L268 CegarLoopResult]: For program point L357(lines 357 572) no Hoare annotation was computed. [2020-08-18 16:20:46,336 INFO L268 CegarLoopResult]: For program point L291(lines 291 572) no Hoare annotation was computed. [2020-08-18 16:20:46,336 INFO L268 CegarLoopResult]: For program point L225(lines 225 572) no Hoare annotation was computed. [2020-08-18 16:20:46,336 INFO L268 CegarLoopResult]: For program point L192-1(lines 20 574) no Hoare annotation was computed. [2020-08-18 16:20:46,336 INFO L268 CegarLoopResult]: For program point L159-1(lines 20 574) no Hoare annotation was computed. [2020-08-18 16:20:46,336 INFO L268 CegarLoopResult]: For program point L126-1(lines 20 574) no Hoare annotation was computed. [2020-08-18 16:20:46,336 INFO L268 CegarLoopResult]: For program point L93-1(lines 20 574) no Hoare annotation was computed. [2020-08-18 16:20:46,336 INFO L268 CegarLoopResult]: For program point L60-1(lines 20 574) no Hoare annotation was computed. [2020-08-18 16:20:46,337 INFO L268 CegarLoopResult]: For program point L27-1(lines 20 574) no Hoare annotation was computed. [2020-08-18 16:20:46,337 INFO L268 CegarLoopResult]: For program point L523(lines 523 572) no Hoare annotation was computed. [2020-08-18 16:20:46,337 INFO L268 CegarLoopResult]: For program point L193(line 193) no Hoare annotation was computed. [2020-08-18 16:20:46,337 INFO L268 CegarLoopResult]: For program point L160(line 160) no Hoare annotation was computed. [2020-08-18 16:20:46,337 INFO L268 CegarLoopResult]: For program point L127(line 127) no Hoare annotation was computed. [2020-08-18 16:20:46,337 INFO L268 CegarLoopResult]: For program point L94(line 94) no Hoare annotation was computed. [2020-08-18 16:20:46,337 INFO L268 CegarLoopResult]: For program point L61(line 61) no Hoare annotation was computed. [2020-08-18 16:20:46,337 INFO L268 CegarLoopResult]: For program point L28(line 28) no Hoare annotation was computed. [2020-08-18 16:20:46,338 INFO L268 CegarLoopResult]: For program point L557(lines 557 572) no Hoare annotation was computed. [2020-08-18 16:20:46,338 INFO L268 CegarLoopResult]: For program point L425(lines 425 572) no Hoare annotation was computed. [2020-08-18 16:20:46,338 INFO L268 CegarLoopResult]: For program point L326(lines 326 572) no Hoare annotation was computed. [2020-08-18 16:20:46,338 INFO L268 CegarLoopResult]: For program point L260(lines 260 572) no Hoare annotation was computed. [2020-08-18 16:20:46,338 INFO L268 CegarLoopResult]: For program point L393(lines 393 572) no Hoare annotation was computed. [2020-08-18 16:20:46,338 INFO L268 CegarLoopResult]: For program point L360(lines 360 572) no Hoare annotation was computed. [2020-08-18 16:20:46,338 INFO L268 CegarLoopResult]: For program point L195-1(lines 20 574) no Hoare annotation was computed. [2020-08-18 16:20:46,338 INFO L268 CegarLoopResult]: For program point L162-1(lines 20 574) no Hoare annotation was computed. [2020-08-18 16:20:46,339 INFO L268 CegarLoopResult]: For program point L129-1(lines 20 574) no Hoare annotation was computed. [2020-08-18 16:20:46,339 INFO L268 CegarLoopResult]: For program point L96-1(lines 20 574) no Hoare annotation was computed. [2020-08-18 16:20:46,339 INFO L268 CegarLoopResult]: For program point L63-1(lines 20 574) no Hoare annotation was computed. [2020-08-18 16:20:46,339 INFO L268 CegarLoopResult]: For program point L30-1(lines 20 574) no Hoare annotation was computed. [2020-08-18 16:20:46,339 INFO L268 CegarLoopResult]: For program point L526(lines 526 572) no Hoare annotation was computed. [2020-08-18 16:20:46,339 INFO L268 CegarLoopResult]: For program point L493(lines 493 572) no Hoare annotation was computed. [2020-08-18 16:20:46,339 INFO L268 CegarLoopResult]: For program point L460(lines 460 572) no Hoare annotation was computed. [2020-08-18 16:20:46,339 INFO L268 CegarLoopResult]: For program point L196(line 196) no Hoare annotation was computed. [2020-08-18 16:20:46,339 INFO L268 CegarLoopResult]: For program point L163(line 163) no Hoare annotation was computed. [2020-08-18 16:20:46,340 INFO L268 CegarLoopResult]: For program point L130(line 130) no Hoare annotation was computed. [2020-08-18 16:20:46,340 INFO L268 CegarLoopResult]: For program point L97(line 97) no Hoare annotation was computed. [2020-08-18 16:20:46,340 INFO L268 CegarLoopResult]: For program point L64(line 64) no Hoare annotation was computed. [2020-08-18 16:20:46,340 INFO L268 CegarLoopResult]: For program point L31(line 31) no Hoare annotation was computed. [2020-08-18 16:20:46,340 INFO L268 CegarLoopResult]: For program point L329(lines 329 572) no Hoare annotation was computed. [2020-08-18 16:20:46,340 INFO L268 CegarLoopResult]: For program point L296(lines 296 572) no Hoare annotation was computed. [2020-08-18 16:20:46,340 INFO L268 CegarLoopResult]: For program point L231(lines 231 572) no Hoare annotation was computed. [2020-08-18 16:20:46,340 INFO L268 CegarLoopResult]: For program point L198-1(lines 20 574) no Hoare annotation was computed. [2020-08-18 16:20:46,341 INFO L268 CegarLoopResult]: For program point L165-1(lines 20 574) no Hoare annotation was computed. [2020-08-18 16:20:46,341 INFO L268 CegarLoopResult]: For program point L132-1(lines 20 574) no Hoare annotation was computed. [2020-08-18 16:20:46,341 INFO L268 CegarLoopResult]: For program point L99-1(lines 20 574) no Hoare annotation was computed. [2020-08-18 16:20:46,341 INFO L268 CegarLoopResult]: For program point L66-1(lines 20 574) no Hoare annotation was computed. [2020-08-18 16:20:46,341 INFO L268 CegarLoopResult]: For program point L33-1(lines 20 574) no Hoare annotation was computed. [2020-08-18 16:20:46,341 INFO L268 CegarLoopResult]: For program point L529(lines 529 572) no Hoare annotation was computed. [2020-08-18 16:20:46,341 INFO L268 CegarLoopResult]: For program point L430(lines 430 572) no Hoare annotation was computed. [2020-08-18 16:20:46,341 INFO L268 CegarLoopResult]: For program point L265(lines 265 572) no Hoare annotation was computed. [2020-08-18 16:20:46,342 INFO L268 CegarLoopResult]: For program point L199(line 199) no Hoare annotation was computed. [2020-08-18 16:20:46,342 INFO L268 CegarLoopResult]: For program point L166(line 166) no Hoare annotation was computed. [2020-08-18 16:20:46,342 INFO L268 CegarLoopResult]: For program point L133(line 133) no Hoare annotation was computed. [2020-08-18 16:20:46,342 INFO L268 CegarLoopResult]: For program point L100(line 100) no Hoare annotation was computed. [2020-08-18 16:20:46,342 INFO L268 CegarLoopResult]: For program point L67(line 67) no Hoare annotation was computed. [2020-08-18 16:20:46,342 INFO L268 CegarLoopResult]: For program point L34(line 34) no Hoare annotation was computed. [2020-08-18 16:20:46,342 INFO L268 CegarLoopResult]: For program point L563(lines 563 572) no Hoare annotation was computed. [2020-08-18 16:20:46,342 INFO L268 CegarLoopResult]: For program point L398(lines 398 572) no Hoare annotation was computed. [2020-08-18 16:20:46,343 INFO L268 CegarLoopResult]: For program point L365(lines 365 572) no Hoare annotation was computed. [2020-08-18 16:20:46,343 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-08-18 16:20:46,343 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (<= ~a10~0 0) (<= 23 ~a1~0) (= 14 ~a4~0) (= ~a12~0 0) (= ~a19~0 9) (<= ~a1~0 23)) [2020-08-18 16:20:46,343 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-08-18 16:20:46,343 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-08-18 16:20:46,343 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 576 592) the Hoare annotation is: (or (not (<= 23 |old(~a1~0)|)) (not (<= |old(~a10~0)| 0)) (and (<= 23 ~a1~0) (<= ~a1~0 23) (= ~a19~0 |old(~a19~0)|) (= ~a10~0 |old(~a10~0)|)) (not (= 9 |old(~a19~0)|)) (not (<= |old(~a1~0)| 23)) (not (= 14 ~a4~0)) (not (= ~a12~0 0))) [2020-08-18 16:20:46,344 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 576 592) no Hoare annotation was computed. [2020-08-18 16:20:46,344 INFO L264 CegarLoopResult]: At program point L590(line 590) the Hoare annotation is: (let ((.cse1 (<= ~a1~0 38)) (.cse0 (not (= ~a10~0 3))) (.cse2 (<= ~a19~0 9))) (or (not (<= 23 |old(~a1~0)|)) (not (<= |old(~a10~0)| 0)) (and (<= 9 ~a19~0) .cse0 (<= 1 ~a10~0)) (not (= 9 |old(~a19~0)|)) (not (<= |old(~a1~0)| 23)) (not (= 14 ~a4~0)) (= ~a19~0 9) (and (not (= ~a10~0 1)) .cse1 .cse2) (and .cse1 (<= ~a10~0 0)) (and .cse0 (not (= ~a19~0 6)) .cse2) (not (= ~a12~0 0)))) [2020-08-18 16:20:46,344 INFO L268 CegarLoopResult]: For program point L590-1(line 590) no Hoare annotation was computed. [2020-08-18 16:20:46,344 INFO L268 CegarLoopResult]: For program point L587(line 587) no Hoare annotation was computed. [2020-08-18 16:20:46,344 INFO L264 CegarLoopResult]: At program point L582-2(lines 582 591) the Hoare annotation is: (let ((.cse1 (<= ~a1~0 38)) (.cse0 (not (= ~a10~0 3))) (.cse2 (<= ~a19~0 9))) (or (not (<= 23 |old(~a1~0)|)) (not (<= |old(~a10~0)| 0)) (and (<= 9 ~a19~0) .cse0 (<= 1 ~a10~0)) (not (= 9 |old(~a19~0)|)) (not (<= |old(~a1~0)| 23)) (not (= 14 ~a4~0)) (= ~a19~0 9) (and (not (= ~a10~0 1)) .cse1 .cse2) (and .cse1 (<= ~a10~0 0)) (and .cse0 (not (= ~a19~0 6)) .cse2) (not (= ~a12~0 0)))) [2020-08-18 16:20:46,344 INFO L268 CegarLoopResult]: For program point L582-3(lines 576 592) no Hoare annotation was computed. [2020-08-18 16:20:46,366 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.08 04:20:46 BoogieIcfgContainer [2020-08-18 16:20:46,366 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-08-18 16:20:46,368 INFO L168 Benchmark]: Toolchain (without parser) took 23178.30 ms. Allocated memory was 141.0 MB in the beginning and 476.1 MB in the end (delta: 335.0 MB). Free memory was 102.5 MB in the beginning and 302.5 MB in the end (delta: -200.0 MB). Peak memory consumption was 320.7 MB. Max. memory is 7.1 GB. [2020-08-18 16:20:46,369 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 141.0 MB. Free memory was 122.6 MB in the beginning and 122.2 MB in the end (delta: 419.7 kB). Peak memory consumption was 419.7 kB. Max. memory is 7.1 GB. [2020-08-18 16:20:46,370 INFO L168 Benchmark]: CACSL2BoogieTranslator took 726.03 ms. Allocated memory was 141.0 MB in the beginning and 205.5 MB in the end (delta: 64.5 MB). Free memory was 102.1 MB in the beginning and 169.4 MB in the end (delta: -67.4 MB). Peak memory consumption was 33.0 MB. Max. memory is 7.1 GB. [2020-08-18 16:20:46,371 INFO L168 Benchmark]: Boogie Preprocessor took 102.98 ms. Allocated memory is still 205.5 MB. Free memory was 169.4 MB in the beginning and 165.4 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. [2020-08-18 16:20:46,372 INFO L168 Benchmark]: RCFGBuilder took 1457.54 ms. Allocated memory was 205.5 MB in the beginning and 237.0 MB in the end (delta: 31.5 MB). Free memory was 165.4 MB in the beginning and 177.0 MB in the end (delta: -11.5 MB). Peak memory consumption was 78.4 MB. Max. memory is 7.1 GB. [2020-08-18 16:20:46,373 INFO L168 Benchmark]: TraceAbstraction took 20884.25 ms. Allocated memory was 237.0 MB in the beginning and 476.1 MB in the end (delta: 239.1 MB). Free memory was 175.3 MB in the beginning and 302.5 MB in the end (delta: -127.2 MB). Peak memory consumption was 297.6 MB. Max. memory is 7.1 GB. [2020-08-18 16:20:46,377 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 141.0 MB. Free memory was 122.6 MB in the beginning and 122.2 MB in the end (delta: 419.7 kB). Peak memory consumption was 419.7 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 726.03 ms. Allocated memory was 141.0 MB in the beginning and 205.5 MB in the end (delta: 64.5 MB). Free memory was 102.1 MB in the beginning and 169.4 MB in the end (delta: -67.4 MB). Peak memory consumption was 33.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 102.98 ms. Allocated memory is still 205.5 MB. Free memory was 169.4 MB in the beginning and 165.4 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1457.54 ms. Allocated memory was 205.5 MB in the beginning and 237.0 MB in the end (delta: 31.5 MB). Free memory was 165.4 MB in the beginning and 177.0 MB in the end (delta: -11.5 MB). Peak memory consumption was 78.4 MB. Max. memory is 7.1 GB. * TraceAbstraction took 20884.25 ms. Allocated memory was 237.0 MB in the beginning and 476.1 MB in the end (delta: 239.1 MB). Free memory was 175.3 MB in the beginning and 302.5 MB in the end (delta: -127.2 MB). Peak memory consumption was 297.6 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 181]: 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: 582]: Loop Invariant Derived loop invariant: (((((((((!(23 <= \old(a1)) || !(\old(a10) <= 0)) || ((9 <= a19 && !(a10 == 3)) && 1 <= a10)) || !(9 == \old(a19))) || !(\old(a1) <= 23)) || !(14 == a4)) || a19 == 9) || ((!(a10 == 1) && a1 <= 38) && a19 <= 9)) || (a1 <= 38 && a10 <= 0)) || ((!(a10 == 3) && !(a19 == 6)) && a19 <= 9)) || !(a12 == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 215 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 18.8s, OverallIterations: 7, TraceHistogramMax: 2, AutomataDifference: 15.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 1.9s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 183 SDtfs, 5374 SDslu, 255 SDs, 0 SdLazy, 6925 SolverSat, 1754 SolverUnsat, 1 SolverUnknown, 0 SolverNotchecked, 11.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 95 GetRequests, 29 SyntacticMatches, 0 SemanticMatches, 66 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 80 ImplicationChecksByTransitivity, 1.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2664occurred in iteration=6, 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, 7 MinimizatonAttempts, 527 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 88 PreInvPairs, 144 NumberOfFragments, 438 HoareAnnotationTreeSize, 88 FomulaSimplifications, 4105 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 7 FomulaSimplificationsInter, 2880 FormulaSimplificationTreeSizeReductionInter, 1.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 1.5s InterpolantComputationTime, 1069 NumberOfCodeBlocks, 1069 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 1062 ConstructedInterpolants, 0 QuantifiedInterpolants, 480759 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 7 InterpolantComputations, 4 PerfectInterpolantSequences, 326/348 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...