/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/eca-rers2012/Problem01_label38.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-b8ad66e [2020-10-23 18:31:15,339 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-23 18:31:15,343 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-23 18:31:15,400 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2020-10-23 18:31:15,502 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-23 18:31:15,503 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-23 18:31:15,504 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-23 18:31:15,505 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-23 18:31:15,561 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-23 18:31:15,561 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-23 18:31:15,566 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-23 18:31:15,566 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-23 18:31:15,566 INFO L138 SettingsManager]: * Use SBE=true [2020-10-23 18:31:15,567 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-23 18:31:15,567 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-23 18:31:15,567 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-23 18:31:15,567 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-23 18:31:15,568 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-23 18:31:15,569 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-23 18:31:15,569 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-23 18:31:15,569 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-23 18:31:15,570 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-23 18:31:15,570 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-23 18:31:15,570 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-23 18:31:15,570 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-23 18:31:15,571 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-23 18:31:15,571 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-23 18:31:15,571 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-23 18:31:15,571 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-23 18:31:15,572 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-23 18:31:15,572 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-23 18:31:15,572 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-23 18:31:15,572 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-23 18:31:15,573 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-23 18:31:15,573 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-23 18:31:15,573 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-23 18:31:15,573 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-23 18:31:15,573 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2020-10-23 18:31:16,029 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-23 18:31:16,060 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-23 18:31:16,063 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-23 18:31:16,065 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-23 18:31:16,065 INFO L275 PluginConnector]: CDTParser initialized [2020-10-23 18:31:16,066 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem01_label38.c [2020-10-23 18:31:16,146 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d0d2bd212/06c890cf828a409dadf30104547c8266/FLAG09f3aded1 [2020-10-23 18:31:16,859 INFO L306 CDTParser]: Found 1 translation units. [2020-10-23 18:31:16,860 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem01_label38.c [2020-10-23 18:31:16,877 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d0d2bd212/06c890cf828a409dadf30104547c8266/FLAG09f3aded1 [2020-10-23 18:31:17,135 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d0d2bd212/06c890cf828a409dadf30104547c8266 [2020-10-23 18:31:17,140 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-23 18:31:17,148 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-23 18:31:17,152 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-23 18:31:17,153 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-23 18:31:17,157 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-23 18:31:17,158 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.10 06:31:17" (1/1) ... [2020-10-23 18:31:17,163 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3536e044 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 06:31:17, skipping insertion in model container [2020-10-23 18:31:17,163 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.10 06:31:17" (1/1) ... [2020-10-23 18:31:17,173 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-23 18:31:17,245 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-23 18:31:17,727 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-23 18:31:17,740 INFO L203 MainTranslator]: Completed pre-run [2020-10-23 18:31:17,916 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-23 18:31:17,942 INFO L208 MainTranslator]: Completed translation [2020-10-23 18:31:17,943 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 06:31:17 WrapperNode [2020-10-23 18:31:17,943 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-23 18:31:17,944 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-23 18:31:17,944 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-23 18:31:17,945 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-23 18:31:17,959 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 06:31:17" (1/1) ... [2020-10-23 18:31:17,961 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 06:31:17" (1/1) ... [2020-10-23 18:31:17,997 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 06:31:17" (1/1) ... [2020-10-23 18:31:17,997 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 06:31:17" (1/1) ... [2020-10-23 18:31:18,073 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 06:31:17" (1/1) ... [2020-10-23 18:31:18,091 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 06:31:17" (1/1) ... [2020-10-23 18:31:18,097 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 06:31:17" (1/1) ... [2020-10-23 18:31:18,104 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-23 18:31:18,105 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-23 18:31:18,106 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-23 18:31:18,106 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-23 18:31:18,107 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 06:31:17" (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 [2020-10-23 18:31:18,196 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-23 18:31:18,196 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-23 18:31:18,197 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-23 18:31:18,197 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2020-10-23 18:31:18,197 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-23 18:31:18,198 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2020-10-23 18:31:18,198 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-23 18:31:18,199 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-23 18:31:18,199 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-23 18:31:18,199 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-23 18:31:18,200 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-23 18:31:18,200 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-10-23 18:31:18,200 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-23 18:31:18,202 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-23 18:31:18,202 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-23 18:31:18,203 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-23 18:31:18,203 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-23 18:31:18,203 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-23 18:31:18,204 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-23 18:31:19,816 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-23 18:31:19,816 INFO L298 CfgBuilder]: Removed 1 assume(true) statements. [2020-10-23 18:31:19,818 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.10 06:31:19 BoogieIcfgContainer [2020-10-23 18:31:19,819 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-23 18:31:19,821 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-23 18:31:19,821 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-23 18:31:19,825 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-23 18:31:19,825 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.10 06:31:17" (1/3) ... [2020-10-23 18:31:19,826 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@63a6635 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.10 06:31:19, skipping insertion in model container [2020-10-23 18:31:19,826 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 06:31:17" (2/3) ... [2020-10-23 18:31:19,827 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@63a6635 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.10 06:31:19, skipping insertion in model container [2020-10-23 18:31:19,827 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.10 06:31:19" (3/3) ... [2020-10-23 18:31:19,829 INFO L111 eAbstractionObserver]: Analyzing ICFG Problem01_label38.c [2020-10-23 18:31:19,842 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-10-23 18:31:19,848 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-23 18:31:19,863 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-23 18:31:19,894 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-23 18:31:19,895 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-23 18:31:19,895 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-10-23 18:31:19,895 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-23 18:31:19,895 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-23 18:31:19,895 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-23 18:31:19,895 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-23 18:31:19,896 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-23 18:31:19,921 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states. [2020-10-23 18:31:19,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2020-10-23 18:31:19,931 INFO L414 BasicCegarLoop]: Found error trace [2020-10-23 18:31:19,933 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-23 18:31:19,933 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-23 18:31:19,940 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-23 18:31:19,940 INFO L82 PathProgramCache]: Analyzing trace with hash 671334971, now seen corresponding path program 1 times [2020-10-23 18:31:19,951 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-23 18:31:19,952 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [861068899] [2020-10-23 18:31:19,952 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-23 18:31:20,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 18:31:20,660 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2020-10-23 18:31:20,663 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-23 18:31:20,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 18:31:20,730 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-23 18:31:20,731 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [861068899] [2020-10-23 18:31:20,733 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-23 18:31:20,733 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-23 18:31:20,734 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1028149382] [2020-10-23 18:31:20,742 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-23 18:31:20,742 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-23 18:31:20,762 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-23 18:31:20,763 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-23 18:31:20,765 INFO L87 Difference]: Start difference. First operand 211 states. Second operand 5 states. [2020-10-23 18:31:20,999 WARN L193 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2020-10-23 18:31:23,537 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-23 18:31:23,538 INFO L93 Difference]: Finished difference Result 562 states and 962 transitions. [2020-10-23 18:31:23,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-23 18:31:23,540 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 89 [2020-10-23 18:31:23,541 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-23 18:31:23,554 INFO L225 Difference]: With dead ends: 562 [2020-10-23 18:31:23,555 INFO L226 Difference]: Without dead ends: 287 [2020-10-23 18:31:23,563 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2020-10-23 18:31:23,585 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 287 states. [2020-10-23 18:31:23,641 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 287 to 281. [2020-10-23 18:31:23,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 281 states. [2020-10-23 18:31:23,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 281 states and 403 transitions. [2020-10-23 18:31:23,647 INFO L78 Accepts]: Start accepts. Automaton has 281 states and 403 transitions. Word has length 89 [2020-10-23 18:31:23,648 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-23 18:31:23,648 INFO L481 AbstractCegarLoop]: Abstraction has 281 states and 403 transitions. [2020-10-23 18:31:23,648 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-23 18:31:23,648 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 403 transitions. [2020-10-23 18:31:23,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2020-10-23 18:31:23,654 INFO L414 BasicCegarLoop]: Found error trace [2020-10-23 18:31:23,655 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-10-23 18:31:23,655 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-23 18:31:23,655 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-23 18:31:23,656 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-23 18:31:23,656 INFO L82 PathProgramCache]: Analyzing trace with hash -1593242239, now seen corresponding path program 1 times [2020-10-23 18:31:23,656 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-23 18:31:23,656 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [808043053] [2020-10-23 18:31:23,657 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-23 18:31:23,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 18:31:23,915 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2020-10-23 18:31:23,917 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-23 18:31:23,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 18:31:23,981 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-23 18:31:23,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 18:31:24,034 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-23 18:31:24,035 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [808043053] [2020-10-23 18:31:24,035 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-23 18:31:24,035 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-23 18:31:24,036 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [4542243] [2020-10-23 18:31:24,037 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-23 18:31:24,038 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-23 18:31:24,038 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-23 18:31:24,039 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2020-10-23 18:31:24,039 INFO L87 Difference]: Start difference. First operand 281 states and 403 transitions. Second operand 8 states. [2020-10-23 18:31:24,273 WARN L193 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2020-10-23 18:31:26,954 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-23 18:31:26,954 INFO L93 Difference]: Finished difference Result 715 states and 1051 transitions. [2020-10-23 18:31:26,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-10-23 18:31:26,955 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 99 [2020-10-23 18:31:26,956 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-23 18:31:26,962 INFO L225 Difference]: With dead ends: 715 [2020-10-23 18:31:26,962 INFO L226 Difference]: Without dead ends: 440 [2020-10-23 18:31:26,964 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=39, Invalid=93, Unknown=0, NotChecked=0, Total=132 [2020-10-23 18:31:26,965 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 440 states. [2020-10-23 18:31:27,041 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 440 to 422. [2020-10-23 18:31:27,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 422 states. [2020-10-23 18:31:27,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 422 states to 422 states and 591 transitions. [2020-10-23 18:31:27,052 INFO L78 Accepts]: Start accepts. Automaton has 422 states and 591 transitions. Word has length 99 [2020-10-23 18:31:27,052 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-23 18:31:27,052 INFO L481 AbstractCegarLoop]: Abstraction has 422 states and 591 transitions. [2020-10-23 18:31:27,053 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-23 18:31:27,053 INFO L276 IsEmpty]: Start isEmpty. Operand 422 states and 591 transitions. [2020-10-23 18:31:27,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2020-10-23 18:31:27,062 INFO L414 BasicCegarLoop]: Found error trace [2020-10-23 18:31:27,063 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-10-23 18:31:27,063 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-23 18:31:27,063 INFO L429 AbstractCegarLoop]: === Iteration 3 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-23 18:31:27,064 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-23 18:31:27,064 INFO L82 PathProgramCache]: Analyzing trace with hash -2048122658, now seen corresponding path program 1 times [2020-10-23 18:31:27,064 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-23 18:31:27,064 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [989642646] [2020-10-23 18:31:27,065 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-23 18:31:27,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 18:31:27,375 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2020-10-23 18:31:27,376 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-23 18:31:27,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 18:31:27,437 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-23 18:31:27,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 18:31:27,468 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-23 18:31:27,468 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [989642646] [2020-10-23 18:31:27,469 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2138362073] [2020-10-23 18:31:27,469 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -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 [2020-10-23 18:31:27,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 18:31:27,706 INFO L263 TraceCheckSpWp]: Trace formula consists of 401 conjuncts, 7 conjunts are in the unsatisfiable core [2020-10-23 18:31:27,730 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-23 18:31:27,817 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-23 18:31:27,818 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-10-23 18:31:27,818 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2020-10-23 18:31:27,819 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [208910478] [2020-10-23 18:31:27,820 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-23 18:31:27,821 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-23 18:31:27,821 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-23 18:31:27,822 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-10-23 18:31:27,823 INFO L87 Difference]: Start difference. First operand 422 states and 591 transitions. Second operand 3 states. [2020-10-23 18:31:29,047 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-23 18:31:29,048 INFO L93 Difference]: Finished difference Result 1249 states and 1789 transitions. [2020-10-23 18:31:29,048 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-23 18:31:29,049 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 100 [2020-10-23 18:31:29,049 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-23 18:31:29,056 INFO L225 Difference]: With dead ends: 1249 [2020-10-23 18:31:29,057 INFO L226 Difference]: Without dead ends: 833 [2020-10-23 18:31:29,059 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 108 GetRequests, 104 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-10-23 18:31:29,060 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 833 states. [2020-10-23 18:31:29,110 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 833 to 833. [2020-10-23 18:31:29,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 833 states. [2020-10-23 18:31:29,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 833 states to 833 states and 1165 transitions. [2020-10-23 18:31:29,116 INFO L78 Accepts]: Start accepts. Automaton has 833 states and 1165 transitions. Word has length 100 [2020-10-23 18:31:29,116 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-23 18:31:29,117 INFO L481 AbstractCegarLoop]: Abstraction has 833 states and 1165 transitions. [2020-10-23 18:31:29,117 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-23 18:31:29,117 INFO L276 IsEmpty]: Start isEmpty. Operand 833 states and 1165 transitions. [2020-10-23 18:31:29,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2020-10-23 18:31:29,121 INFO L414 BasicCegarLoop]: Found error trace [2020-10-23 18:31:29,121 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-10-23 18:31:29,334 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2 [2020-10-23 18:31:29,335 INFO L429 AbstractCegarLoop]: === Iteration 4 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-23 18:31:29,336 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-23 18:31:29,336 INFO L82 PathProgramCache]: Analyzing trace with hash -116526454, now seen corresponding path program 1 times [2020-10-23 18:31:29,337 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-23 18:31:29,337 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [640754163] [2020-10-23 18:31:29,337 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-23 18:31:29,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 18:31:29,596 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2020-10-23 18:31:29,597 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-23 18:31:29,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 18:31:29,678 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-23 18:31:29,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 18:31:29,766 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-23 18:31:29,767 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [640754163] [2020-10-23 18:31:29,767 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-23 18:31:29,768 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-23 18:31:29,768 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1257121283] [2020-10-23 18:31:29,769 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-23 18:31:29,770 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-23 18:31:29,771 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-23 18:31:29,771 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2020-10-23 18:31:29,772 INFO L87 Difference]: Start difference. First operand 833 states and 1165 transitions. Second operand 8 states. [2020-10-23 18:31:30,006 WARN L193 SmtUtils]: Spent 183.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2020-10-23 18:31:31,545 WARN L193 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2020-10-23 18:31:32,491 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2020-10-23 18:31:33,781 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-23 18:31:33,782 INFO L93 Difference]: Finished difference Result 2246 states and 3243 transitions. [2020-10-23 18:31:33,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-23 18:31:33,784 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 106 [2020-10-23 18:31:33,785 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-23 18:31:33,794 INFO L225 Difference]: With dead ends: 2246 [2020-10-23 18:31:33,794 INFO L226 Difference]: Without dead ends: 1419 [2020-10-23 18:31:33,797 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=58, Invalid=152, Unknown=0, NotChecked=0, Total=210 [2020-10-23 18:31:33,799 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1419 states. [2020-10-23 18:31:33,854 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1419 to 1131. [2020-10-23 18:31:33,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1131 states. [2020-10-23 18:31:33,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1131 states to 1131 states and 1525 transitions. [2020-10-23 18:31:33,861 INFO L78 Accepts]: Start accepts. Automaton has 1131 states and 1525 transitions. Word has length 106 [2020-10-23 18:31:33,861 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-23 18:31:33,862 INFO L481 AbstractCegarLoop]: Abstraction has 1131 states and 1525 transitions. [2020-10-23 18:31:33,862 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-23 18:31:33,862 INFO L276 IsEmpty]: Start isEmpty. Operand 1131 states and 1525 transitions. [2020-10-23 18:31:33,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2020-10-23 18:31:33,866 INFO L414 BasicCegarLoop]: Found error trace [2020-10-23 18:31:33,866 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 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] [2020-10-23 18:31:33,866 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-23 18:31:33,867 INFO L429 AbstractCegarLoop]: === Iteration 5 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-23 18:31:33,867 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-23 18:31:33,867 INFO L82 PathProgramCache]: Analyzing trace with hash -502247865, now seen corresponding path program 1 times [2020-10-23 18:31:33,867 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-23 18:31:33,868 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1661825224] [2020-10-23 18:31:33,868 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-23 18:31:33,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 18:31:34,104 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2020-10-23 18:31:34,105 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-23 18:31:34,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 18:31:34,160 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-23 18:31:34,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 18:31:34,170 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-23 18:31:34,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 18:31:34,270 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 30 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-10-23 18:31:34,270 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1661825224] [2020-10-23 18:31:34,271 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [201742624] [2020-10-23 18:31:34,271 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -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 [2020-10-23 18:31:34,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 18:31:34,561 INFO L263 TraceCheckSpWp]: Trace formula consists of 469 conjuncts, 4 conjunts are in the unsatisfiable core [2020-10-23 18:31:34,568 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-23 18:31:34,691 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2020-10-23 18:31:34,691 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-10-23 18:31:34,692 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [8] total 9 [2020-10-23 18:31:34,692 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1927387604] [2020-10-23 18:31:34,693 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-23 18:31:34,694 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-23 18:31:34,694 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-23 18:31:34,695 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2020-10-23 18:31:34,695 INFO L87 Difference]: Start difference. First operand 1131 states and 1525 transitions. Second operand 3 states. [2020-10-23 18:31:35,774 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-23 18:31:35,775 INFO L93 Difference]: Finished difference Result 2532 states and 3500 transitions. [2020-10-23 18:31:35,776 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-23 18:31:35,777 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 117 [2020-10-23 18:31:35,781 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-23 18:31:35,792 INFO L225 Difference]: With dead ends: 2532 [2020-10-23 18:31:35,792 INFO L226 Difference]: Without dead ends: 1407 [2020-10-23 18:31:35,796 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 128 GetRequests, 121 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2020-10-23 18:31:35,798 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1407 states. [2020-10-23 18:31:35,861 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1407 to 1407. [2020-10-23 18:31:35,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1407 states. [2020-10-23 18:31:35,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1407 states to 1407 states and 1900 transitions. [2020-10-23 18:31:35,872 INFO L78 Accepts]: Start accepts. Automaton has 1407 states and 1900 transitions. Word has length 117 [2020-10-23 18:31:35,882 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-23 18:31:35,884 INFO L481 AbstractCegarLoop]: Abstraction has 1407 states and 1900 transitions. [2020-10-23 18:31:35,884 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-23 18:31:35,884 INFO L276 IsEmpty]: Start isEmpty. Operand 1407 states and 1900 transitions. [2020-10-23 18:31:35,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2020-10-23 18:31:35,891 INFO L414 BasicCegarLoop]: Found error trace [2020-10-23 18:31:35,891 INFO L422 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-23 18:31:36,105 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-10-23 18:31:36,106 INFO L429 AbstractCegarLoop]: === Iteration 6 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-23 18:31:36,107 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-23 18:31:36,107 INFO L82 PathProgramCache]: Analyzing trace with hash -986610145, now seen corresponding path program 1 times [2020-10-23 18:31:36,107 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-23 18:31:36,108 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [195901937] [2020-10-23 18:31:36,108 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-23 18:31:36,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 18:31:36,333 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2020-10-23 18:31:36,336 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-23 18:31:36,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 18:31:36,378 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-23 18:31:36,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 18:31:36,386 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-23 18:31:36,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 18:31:36,479 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 42 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-10-23 18:31:36,480 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [195901937] [2020-10-23 18:31:36,480 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1234627498] [2020-10-23 18:31:36,480 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -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 [2020-10-23 18:31:36,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 18:31:36,681 INFO L263 TraceCheckSpWp]: Trace formula consists of 483 conjuncts, 4 conjunts are in the unsatisfiable core [2020-10-23 18:31:36,687 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-23 18:31:36,768 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 43 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-23 18:31:36,769 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-10-23 18:31:36,769 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 5] total 10 [2020-10-23 18:31:36,769 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [572837287] [2020-10-23 18:31:36,770 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-23 18:31:36,770 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-23 18:31:36,771 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-23 18:31:36,771 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2020-10-23 18:31:36,771 INFO L87 Difference]: Start difference. First operand 1407 states and 1900 transitions. Second operand 10 states. [2020-10-23 18:31:37,197 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2020-10-23 18:31:38,815 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2020-10-23 18:31:42,072 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-23 18:31:42,073 INFO L93 Difference]: Finished difference Result 3383 states and 5210 transitions. [2020-10-23 18:31:42,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-10-23 18:31:42,076 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 129 [2020-10-23 18:31:42,076 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-23 18:31:42,095 INFO L225 Difference]: With dead ends: 3383 [2020-10-23 18:31:42,095 INFO L226 Difference]: Without dead ends: 1982 [2020-10-23 18:31:42,101 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 155 GetRequests, 138 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 37 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=94, Invalid=248, Unknown=0, NotChecked=0, Total=342 [2020-10-23 18:31:42,104 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1982 states. [2020-10-23 18:31:42,188 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1982 to 1904. [2020-10-23 18:31:42,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1904 states. [2020-10-23 18:31:42,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1904 states to 1904 states and 2660 transitions. [2020-10-23 18:31:42,199 INFO L78 Accepts]: Start accepts. Automaton has 1904 states and 2660 transitions. Word has length 129 [2020-10-23 18:31:42,200 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-23 18:31:42,200 INFO L481 AbstractCegarLoop]: Abstraction has 1904 states and 2660 transitions. [2020-10-23 18:31:42,200 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-23 18:31:42,200 INFO L276 IsEmpty]: Start isEmpty. Operand 1904 states and 2660 transitions. [2020-10-23 18:31:42,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2020-10-23 18:31:42,209 INFO L414 BasicCegarLoop]: Found error trace [2020-10-23 18:31:42,210 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 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] [2020-10-23 18:31:42,422 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-10-23 18:31:42,423 INFO L429 AbstractCegarLoop]: === Iteration 7 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-23 18:31:42,424 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-23 18:31:42,424 INFO L82 PathProgramCache]: Analyzing trace with hash 355106170, now seen corresponding path program 1 times [2020-10-23 18:31:42,425 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-23 18:31:42,426 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [934157517] [2020-10-23 18:31:42,426 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-23 18:31:42,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 18:31:42,636 WARN L193 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2020-10-23 18:31:42,637 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-23 18:31:42,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 18:31:42,693 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-23 18:31:42,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 18:31:42,702 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-23 18:31:42,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 18:31:42,768 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2020-10-23 18:31:42,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 18:31:42,861 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 58 proven. 14 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2020-10-23 18:31:42,861 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [934157517] [2020-10-23 18:31:42,862 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [305917348] [2020-10-23 18:31:42,862 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-10-23 18:31:43,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 18:31:43,184 INFO L263 TraceCheckSpWp]: Trace formula consists of 549 conjuncts, 6 conjunts are in the unsatisfiable core [2020-10-23 18:31:43,189 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-23 18:31:43,285 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 46 proven. 25 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-10-23 18:31:43,285 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-10-23 18:31:43,286 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 4] total 10 [2020-10-23 18:31:43,286 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [784322548] [2020-10-23 18:31:43,287 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-23 18:31:43,287 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-23 18:31:43,287 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-23 18:31:43,288 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=66, Unknown=0, NotChecked=0, Total=90 [2020-10-23 18:31:43,288 INFO L87 Difference]: Start difference. First operand 1904 states and 2660 transitions. Second operand 10 states. [2020-10-23 18:31:43,492 WARN L193 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2020-10-23 18:31:44,713 WARN L193 SmtUtils]: Spent 384.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 92 [2020-10-23 18:31:46,038 WARN L193 SmtUtils]: Spent 373.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 90 [2020-10-23 18:31:47,253 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2020-10-23 18:31:47,876 WARN L193 SmtUtils]: Spent 186.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2020-10-23 18:31:50,143 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-23 18:31:50,144 INFO L93 Difference]: Finished difference Result 4512 states and 6784 transitions. [2020-10-23 18:31:50,151 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2020-10-23 18:31:50,151 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 144 [2020-10-23 18:31:50,151 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-23 18:31:50,171 INFO L225 Difference]: With dead ends: 4512 [2020-10-23 18:31:50,172 INFO L226 Difference]: Without dead ends: 2618 [2020-10-23 18:31:50,181 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 193 GetRequests, 166 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 180 ImplicationChecksByTransitivity, 2.1s TimeCoverageRelationStatistics Valid=192, Invalid=620, Unknown=0, NotChecked=0, Total=812 [2020-10-23 18:31:50,184 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2618 states. [2020-10-23 18:31:50,299 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2618 to 2349. [2020-10-23 18:31:50,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2349 states. [2020-10-23 18:31:50,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2349 states to 2349 states and 3133 transitions. [2020-10-23 18:31:50,311 INFO L78 Accepts]: Start accepts. Automaton has 2349 states and 3133 transitions. Word has length 144 [2020-10-23 18:31:50,311 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-23 18:31:50,312 INFO L481 AbstractCegarLoop]: Abstraction has 2349 states and 3133 transitions. [2020-10-23 18:31:50,312 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-23 18:31:50,312 INFO L276 IsEmpty]: Start isEmpty. Operand 2349 states and 3133 transitions. [2020-10-23 18:31:50,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2020-10-23 18:31:50,323 INFO L414 BasicCegarLoop]: Found error trace [2020-10-23 18:31:50,323 INFO L422 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-23 18:31:50,537 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-10-23 18:31:50,538 INFO L429 AbstractCegarLoop]: === Iteration 8 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-23 18:31:50,539 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-23 18:31:50,539 INFO L82 PathProgramCache]: Analyzing trace with hash -1773754305, now seen corresponding path program 1 times [2020-10-23 18:31:50,540 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-23 18:31:50,540 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [523287872] [2020-10-23 18:31:50,540 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-23 18:31:50,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 18:31:50,761 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2020-10-23 18:31:50,764 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-23 18:31:50,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 18:31:50,817 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-23 18:31:50,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 18:31:50,885 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2020-10-23 18:31:50,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 18:31:50,949 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 66 proven. 14 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-10-23 18:31:50,950 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [523287872] [2020-10-23 18:31:50,950 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [47798867] [2020-10-23 18:31:50,950 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-10-23 18:31:51,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 18:31:51,169 INFO L263 TraceCheckSpWp]: Trace formula consists of 509 conjuncts, 40 conjunts are in the unsatisfiable core [2020-10-23 18:31:51,178 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-23 18:31:51,375 INFO L603 QuantifierPusher]: Distributing 4 conjuncts over 2 disjuncts [2020-10-23 18:31:51,464 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2020-10-23 18:31:51,465 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-10-23 18:31:51,465 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [7] total 11 [2020-10-23 18:31:51,465 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1246867175] [2020-10-23 18:31:51,466 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-23 18:31:51,466 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-23 18:31:51,466 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-23 18:31:51,466 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=85, Unknown=0, NotChecked=0, Total=110 [2020-10-23 18:31:51,467 INFO L87 Difference]: Start difference. First operand 2349 states and 3133 transitions. Second operand 6 states. [2020-10-23 18:31:53,655 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-23 18:31:53,655 INFO L93 Difference]: Finished difference Result 4493 states and 5805 transitions. [2020-10-23 18:31:53,657 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-10-23 18:31:53,657 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 161 [2020-10-23 18:31:53,657 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-23 18:31:53,668 INFO L225 Difference]: With dead ends: 4493 [2020-10-23 18:31:53,668 INFO L226 Difference]: Without dead ends: 2154 [2020-10-23 18:31:53,678 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 173 GetRequests, 160 SyntacticMatches, 1 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=45, Invalid=137, Unknown=0, NotChecked=0, Total=182 [2020-10-23 18:31:53,681 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2154 states. [2020-10-23 18:31:53,743 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2154 to 2138. [2020-10-23 18:31:53,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2138 states. [2020-10-23 18:31:53,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2138 states to 2138 states and 2614 transitions. [2020-10-23 18:31:53,749 INFO L78 Accepts]: Start accepts. Automaton has 2138 states and 2614 transitions. Word has length 161 [2020-10-23 18:31:53,749 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-23 18:31:53,750 INFO L481 AbstractCegarLoop]: Abstraction has 2138 states and 2614 transitions. [2020-10-23 18:31:53,750 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-23 18:31:53,750 INFO L276 IsEmpty]: Start isEmpty. Operand 2138 states and 2614 transitions. [2020-10-23 18:31:53,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2020-10-23 18:31:53,756 INFO L414 BasicCegarLoop]: Found error trace [2020-10-23 18:31:53,757 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-23 18:31:53,971 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,6 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-10-23 18:31:53,972 INFO L429 AbstractCegarLoop]: === Iteration 9 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-23 18:31:53,972 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-23 18:31:53,973 INFO L82 PathProgramCache]: Analyzing trace with hash 534059233, now seen corresponding path program 1 times [2020-10-23 18:31:53,973 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-23 18:31:53,974 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [624229057] [2020-10-23 18:31:53,974 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-23 18:31:53,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 18:31:54,195 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2020-10-23 18:31:54,196 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-23 18:31:54,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 18:31:54,240 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-23 18:31:54,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 18:31:54,264 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-23 18:31:54,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 18:31:54,318 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2020-10-23 18:31:54,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 18:31:54,376 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 77 proven. 21 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2020-10-23 18:31:54,377 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [624229057] [2020-10-23 18:31:54,377 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [646096519] [2020-10-23 18:31:54,377 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-10-23 18:31:54,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 18:31:54,635 INFO L263 TraceCheckSpWp]: Trace formula consists of 569 conjuncts, 10 conjunts are in the unsatisfiable core [2020-10-23 18:31:54,638 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-23 18:31:54,709 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 3, 3, 1] term [2020-10-23 18:31:54,709 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-23 18:31:54,801 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 53 proven. 2 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2020-10-23 18:31:54,801 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-10-23 18:31:54,802 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 5] total 12 [2020-10-23 18:31:54,802 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1972222311] [2020-10-23 18:31:54,803 INFO L461 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-23 18:31:54,803 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-23 18:31:54,804 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-23 18:31:54,804 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=105, Unknown=0, NotChecked=0, Total=132 [2020-10-23 18:31:54,804 INFO L87 Difference]: Start difference. First operand 2138 states and 2614 transitions. Second operand 12 states. [2020-10-23 18:31:55,081 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2020-10-23 18:31:55,729 WARN L193 SmtUtils]: Spent 399.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 95 [2020-10-23 18:31:57,111 WARN L193 SmtUtils]: Spent 420.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 94 [2020-10-23 18:31:57,587 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2020-10-23 18:31:57,943 WARN L193 SmtUtils]: Spent 187.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2020-10-23 18:31:59,162 WARN L193 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2020-10-23 18:31:59,924 WARN L193 SmtUtils]: Spent 411.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 94 [2020-10-23 18:32:00,631 WARN L193 SmtUtils]: Spent 403.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 96 [2020-10-23 18:32:00,952 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2020-10-23 18:32:02,485 WARN L193 SmtUtils]: Spent 192.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2020-10-23 18:32:03,871 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2020-10-23 18:32:04,412 WARN L193 SmtUtils]: Spent 397.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 95 [2020-10-23 18:32:05,837 WARN L193 SmtUtils]: Spent 408.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 97 [2020-10-23 18:32:07,221 WARN L193 SmtUtils]: Spent 407.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 96 [2020-10-23 18:32:08,002 WARN L193 SmtUtils]: Spent 389.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 95 [2020-10-23 18:32:09,361 WARN L193 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 102 [2020-10-23 18:32:09,742 WARN L193 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2020-10-23 18:32:10,505 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-23 18:32:10,506 INFO L93 Difference]: Finished difference Result 6110 states and 7612 transitions. [2020-10-23 18:32:10,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2020-10-23 18:32:10,507 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 169 [2020-10-23 18:32:10,507 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-23 18:32:10,525 INFO L225 Difference]: With dead ends: 6110 [2020-10-23 18:32:10,526 INFO L226 Difference]: Without dead ends: 4113 [2020-10-23 18:32:10,532 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 281 GetRequests, 220 SyntacticMatches, 0 SemanticMatches, 61 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1208 ImplicationChecksByTransitivity, 7.6s TimeCoverageRelationStatistics Valid=567, Invalid=3339, Unknown=0, NotChecked=0, Total=3906 [2020-10-23 18:32:10,537 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4113 states. [2020-10-23 18:32:10,646 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4113 to 3816. [2020-10-23 18:32:10,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3816 states. [2020-10-23 18:32:10,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3816 states to 3816 states and 4554 transitions. [2020-10-23 18:32:10,656 INFO L78 Accepts]: Start accepts. Automaton has 3816 states and 4554 transitions. Word has length 169 [2020-10-23 18:32:10,656 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-23 18:32:10,656 INFO L481 AbstractCegarLoop]: Abstraction has 3816 states and 4554 transitions. [2020-10-23 18:32:10,656 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-23 18:32:10,656 INFO L276 IsEmpty]: Start isEmpty. Operand 3816 states and 4554 transitions. [2020-10-23 18:32:10,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2020-10-23 18:32:10,667 INFO L414 BasicCegarLoop]: Found error trace [2020-10-23 18:32:10,668 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-23 18:32:10,881 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-10-23 18:32:10,882 INFO L429 AbstractCegarLoop]: === Iteration 10 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-23 18:32:10,882 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-23 18:32:10,882 INFO L82 PathProgramCache]: Analyzing trace with hash 1737825250, now seen corresponding path program 1 times [2020-10-23 18:32:10,883 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-23 18:32:10,883 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1276619695] [2020-10-23 18:32:10,884 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-23 18:32:10,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 18:32:11,134 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2020-10-23 18:32:11,135 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-23 18:32:11,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 18:32:11,179 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-23 18:32:11,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 18:32:11,185 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-23 18:32:11,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 18:32:11,231 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-23 18:32:11,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 18:32:11,292 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 83 proven. 18 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2020-10-23 18:32:11,292 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1276619695] [2020-10-23 18:32:11,293 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [645502398] [2020-10-23 18:32:11,293 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-10-23 18:32:11,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 18:32:11,508 INFO L263 TraceCheckSpWp]: Trace formula consists of 574 conjuncts, 4 conjunts are in the unsatisfiable core [2020-10-23 18:32:11,511 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-23 18:32:11,593 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 62 proven. 2 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2020-10-23 18:32:11,594 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-10-23 18:32:11,594 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 5] total 10 [2020-10-23 18:32:11,594 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1014829324] [2020-10-23 18:32:11,595 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-23 18:32:11,595 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-23 18:32:11,596 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-23 18:32:11,596 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90 [2020-10-23 18:32:11,596 INFO L87 Difference]: Start difference. First operand 3816 states and 4554 transitions. Second operand 10 states. [2020-10-23 18:32:11,807 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2020-10-23 18:32:12,376 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 90 [2020-10-23 18:32:12,645 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2020-10-23 18:32:14,450 WARN L193 SmtUtils]: Spent 394.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 96 [2020-10-23 18:32:15,636 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2020-10-23 18:32:18,787 WARN L193 SmtUtils]: Spent 191.00 ms on a formula simplification that was a NOOP. DAG size: 96 [2020-10-23 18:32:19,365 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-23 18:32:19,366 INFO L93 Difference]: Finished difference Result 10720 states and 13053 transitions. [2020-10-23 18:32:19,367 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2020-10-23 18:32:19,367 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 172 [2020-10-23 18:32:19,367 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-23 18:32:19,395 INFO L225 Difference]: With dead ends: 10720 [2020-10-23 18:32:19,395 INFO L226 Difference]: Without dead ends: 6451 [2020-10-23 18:32:19,407 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 216 GetRequests, 191 SyntacticMatches, 1 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 118 ImplicationChecksByTransitivity, 2.1s TimeCoverageRelationStatistics Valid=151, Invalid=499, Unknown=0, NotChecked=0, Total=650 [2020-10-23 18:32:19,414 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6451 states. [2020-10-23 18:32:19,590 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6451 to 6272. [2020-10-23 18:32:19,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6272 states. [2020-10-23 18:32:19,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6272 states to 6272 states and 7106 transitions. [2020-10-23 18:32:19,604 INFO L78 Accepts]: Start accepts. Automaton has 6272 states and 7106 transitions. Word has length 172 [2020-10-23 18:32:19,604 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-23 18:32:19,604 INFO L481 AbstractCegarLoop]: Abstraction has 6272 states and 7106 transitions. [2020-10-23 18:32:19,605 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-23 18:32:19,605 INFO L276 IsEmpty]: Start isEmpty. Operand 6272 states and 7106 transitions. [2020-10-23 18:32:19,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2020-10-23 18:32:19,620 INFO L414 BasicCegarLoop]: Found error trace [2020-10-23 18:32:19,620 INFO L422 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, 3, 3, 3, 3, 3, 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] [2020-10-23 18:32:19,834 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2020-10-23 18:32:19,835 INFO L429 AbstractCegarLoop]: === Iteration 11 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-23 18:32:19,836 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-23 18:32:19,836 INFO L82 PathProgramCache]: Analyzing trace with hash -916369677, now seen corresponding path program 1 times [2020-10-23 18:32:19,836 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-23 18:32:19,836 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1883939785] [2020-10-23 18:32:19,836 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-23 18:32:19,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 18:32:20,086 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2020-10-23 18:32:20,087 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-23 18:32:20,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 18:32:20,144 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-23 18:32:20,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 18:32:20,216 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2020-10-23 18:32:20,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 18:32:20,447 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 121 proven. 7 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-10-23 18:32:20,448 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1883939785] [2020-10-23 18:32:20,448 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [738246141] [2020-10-23 18:32:20,448 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-10-23 18:32:20,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 18:32:20,699 INFO L263 TraceCheckSpWp]: Trace formula consists of 533 conjuncts, 13 conjunts are in the unsatisfiable core [2020-10-23 18:32:20,705 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-23 18:32:20,861 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 127 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-23 18:32:20,862 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-10-23 18:32:20,862 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 5] total 13 [2020-10-23 18:32:20,862 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1131039529] [2020-10-23 18:32:20,863 INFO L461 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-10-23 18:32:20,863 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-23 18:32:20,864 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-10-23 18:32:20,864 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=121, Unknown=0, NotChecked=0, Total=156 [2020-10-23 18:32:20,864 INFO L87 Difference]: Start difference. First operand 6272 states and 7106 transitions. Second operand 13 states. [2020-10-23 18:32:21,168 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2020-10-23 18:32:22,101 WARN L193 SmtUtils]: Spent 474.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 106 [2020-10-23 18:32:22,263 WARN L193 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 35 [2020-10-23 18:32:22,600 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2020-10-23 18:32:23,090 WARN L193 SmtUtils]: Spent 470.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 100 [2020-10-23 18:32:23,979 WARN L193 SmtUtils]: Spent 527.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 103 [2020-10-23 18:32:24,524 WARN L193 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 96 [2020-10-23 18:32:25,014 WARN L193 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 32 [2020-10-23 18:32:25,352 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 38 [2020-10-23 18:32:25,991 WARN L193 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 41 [2020-10-23 18:32:26,207 WARN L193 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 38 [2020-10-23 18:32:26,597 WARN L193 SmtUtils]: Spent 262.00 ms on a formula simplification that was a NOOP. DAG size: 101 [2020-10-23 18:32:26,974 WARN L193 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 38 [2020-10-23 18:32:27,347 WARN L193 SmtUtils]: Spent 238.00 ms on a formula simplification that was a NOOP. DAG size: 101 [2020-10-23 18:32:28,285 WARN L193 SmtUtils]: Spent 537.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 104 [2020-10-23 18:32:28,649 WARN L193 SmtUtils]: Spent 186.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2020-10-23 18:32:29,094 WARN L193 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 39 [2020-10-23 18:32:30,618 WARN L193 SmtUtils]: Spent 527.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 104 [2020-10-23 18:32:31,254 WARN L193 SmtUtils]: Spent 441.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 106 [2020-10-23 18:32:31,470 WARN L193 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 36 [2020-10-23 18:32:32,969 WARN L193 SmtUtils]: Spent 472.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 100 [2020-10-23 18:32:33,623 WARN L193 SmtUtils]: Spent 463.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 103 [2020-10-23 18:32:34,501 WARN L193 SmtUtils]: Spent 436.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 101 [2020-10-23 18:32:35,188 WARN L193 SmtUtils]: Spent 517.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 104 [2020-10-23 18:32:35,864 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-23 18:32:35,864 INFO L93 Difference]: Finished difference Result 14779 states and 17164 transitions. [2020-10-23 18:32:35,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2020-10-23 18:32:35,866 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 183 [2020-10-23 18:32:35,866 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-23 18:32:35,913 INFO L225 Difference]: With dead ends: 14779 [2020-10-23 18:32:35,913 INFO L226 Difference]: Without dead ends: 8648 [2020-10-23 18:32:35,929 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 254 GetRequests, 201 SyntacticMatches, 1 SemanticMatches, 52 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 828 ImplicationChecksByTransitivity, 9.3s TimeCoverageRelationStatistics Valid=571, Invalid=2291, Unknown=0, NotChecked=0, Total=2862 [2020-10-23 18:32:35,940 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8648 states. [2020-10-23 18:32:36,170 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8648 to 8627. [2020-10-23 18:32:36,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8627 states. [2020-10-23 18:32:36,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8627 states to 8627 states and 9588 transitions. [2020-10-23 18:32:36,192 INFO L78 Accepts]: Start accepts. Automaton has 8627 states and 9588 transitions. Word has length 183 [2020-10-23 18:32:36,193 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-23 18:32:36,193 INFO L481 AbstractCegarLoop]: Abstraction has 8627 states and 9588 transitions. [2020-10-23 18:32:36,193 INFO L482 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-10-23 18:32:36,193 INFO L276 IsEmpty]: Start isEmpty. Operand 8627 states and 9588 transitions. [2020-10-23 18:32:36,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2020-10-23 18:32:36,211 INFO L414 BasicCegarLoop]: Found error trace [2020-10-23 18:32:36,211 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2020-10-23 18:32:36,424 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2020-10-23 18:32:36,425 INFO L429 AbstractCegarLoop]: === Iteration 12 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-23 18:32:36,426 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-23 18:32:36,426 INFO L82 PathProgramCache]: Analyzing trace with hash 1116497177, now seen corresponding path program 1 times [2020-10-23 18:32:36,426 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-23 18:32:36,427 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1493767528] [2020-10-23 18:32:36,427 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-23 18:32:36,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 18:32:36,682 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2020-10-23 18:32:36,684 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-23 18:32:36,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 18:32:36,739 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-23 18:32:36,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 18:32:36,758 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-23 18:32:36,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 18:32:36,779 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2020-10-23 18:32:36,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 18:32:36,892 INFO L134 CoverageAnalysis]: Checked inductivity of 173 backedges. 95 proven. 16 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2020-10-23 18:32:36,893 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1493767528] [2020-10-23 18:32:36,893 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [441742062] [2020-10-23 18:32:36,893 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-10-23 18:32:37,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 18:32:37,167 INFO L263 TraceCheckSpWp]: Trace formula consists of 605 conjuncts, 8 conjunts are in the unsatisfiable core [2020-10-23 18:32:37,172 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-23 18:32:37,270 INFO L134 CoverageAnalysis]: Checked inductivity of 173 backedges. 15 proven. 100 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2020-10-23 18:32:37,271 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-10-23 18:32:37,271 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 4] total 8 [2020-10-23 18:32:37,271 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1802940789] [2020-10-23 18:32:37,272 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-23 18:32:37,272 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-23 18:32:37,273 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-23 18:32:37,273 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2020-10-23 18:32:37,273 INFO L87 Difference]: Start difference. First operand 8627 states and 9588 transitions. Second operand 8 states. [2020-10-23 18:32:37,492 WARN L193 SmtUtils]: Spent 181.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2020-10-23 18:32:37,782 WARN L193 SmtUtils]: Spent 177.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2020-10-23 18:32:39,460 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2020-10-23 18:32:41,566 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-23 18:32:41,566 INFO L93 Difference]: Finished difference Result 17297 states and 19321 transitions. [2020-10-23 18:32:41,567 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-23 18:32:41,568 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 205 [2020-10-23 18:32:41,568 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-23 18:32:41,600 INFO L225 Difference]: With dead ends: 17297 [2020-10-23 18:32:41,600 INFO L226 Difference]: Without dead ends: 8954 [2020-10-23 18:32:41,622 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 235 GetRequests, 222 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=69, Invalid=141, Unknown=0, NotChecked=0, Total=210 [2020-10-23 18:32:41,633 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8954 states. [2020-10-23 18:32:41,849 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8954 to 8901. [2020-10-23 18:32:41,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8901 states. [2020-10-23 18:32:41,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8901 states to 8901 states and 9833 transitions. [2020-10-23 18:32:41,871 INFO L78 Accepts]: Start accepts. Automaton has 8901 states and 9833 transitions. Word has length 205 [2020-10-23 18:32:41,871 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-23 18:32:41,871 INFO L481 AbstractCegarLoop]: Abstraction has 8901 states and 9833 transitions. [2020-10-23 18:32:41,872 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-23 18:32:41,872 INFO L276 IsEmpty]: Start isEmpty. Operand 8901 states and 9833 transitions. [2020-10-23 18:32:41,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2020-10-23 18:32:41,893 INFO L414 BasicCegarLoop]: Found error trace [2020-10-23 18:32:41,893 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2020-10-23 18:32:42,108 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,10 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-10-23 18:32:42,109 INFO L429 AbstractCegarLoop]: === Iteration 13 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-23 18:32:42,109 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-23 18:32:42,109 INFO L82 PathProgramCache]: Analyzing trace with hash 1876341314, now seen corresponding path program 1 times [2020-10-23 18:32:42,110 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-23 18:32:42,110 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1078195772] [2020-10-23 18:32:42,111 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-23 18:32:42,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 18:32:42,461 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2020-10-23 18:32:42,462 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-23 18:32:42,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 18:32:42,511 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-23 18:32:42,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 18:32:42,602 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2020-10-23 18:32:42,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 18:32:42,673 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2020-10-23 18:32:42,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 18:32:42,928 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 186 proven. 10 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2020-10-23 18:32:42,928 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1078195772] [2020-10-23 18:32:42,928 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [885689006] [2020-10-23 18:32:42,929 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-10-23 18:32:43,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 18:32:43,211 INFO L263 TraceCheckSpWp]: Trace formula consists of 616 conjuncts, 10 conjunts are in the unsatisfiable core [2020-10-23 18:32:43,216 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-23 18:32:43,319 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 6, 1] term [2020-10-23 18:32:43,320 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-23 18:32:43,431 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 193 proven. 2 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2020-10-23 18:32:43,431 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-10-23 18:32:43,431 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 5] total 13 [2020-10-23 18:32:43,432 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1956999586] [2020-10-23 18:32:43,432 INFO L461 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-10-23 18:32:43,433 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-23 18:32:43,433 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-10-23 18:32:43,434 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=122, Unknown=0, NotChecked=0, Total=156 [2020-10-23 18:32:43,434 INFO L87 Difference]: Start difference. First operand 8901 states and 9833 transitions. Second operand 13 states. [2020-10-23 18:32:44,023 WARN L193 SmtUtils]: Spent 477.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 96 [2020-10-23 18:32:44,208 WARN L193 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 31 [2020-10-23 18:32:45,019 WARN L193 SmtUtils]: Spent 536.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 106 [2020-10-23 18:32:45,678 WARN L193 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 32 [2020-10-23 18:32:46,282 WARN L193 SmtUtils]: Spent 508.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 102 [2020-10-23 18:32:46,855 WARN L193 SmtUtils]: Spent 464.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 98 [2020-10-23 18:32:47,102 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 36 [2020-10-23 18:32:47,299 WARN L193 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 36 [2020-10-23 18:32:47,950 WARN L193 SmtUtils]: Spent 521.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 100 [2020-10-23 18:32:48,534 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 34 [2020-10-23 18:32:49,129 WARN L193 SmtUtils]: Spent 526.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 107 [2020-10-23 18:32:50,112 WARN L193 SmtUtils]: Spent 556.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 104 [2020-10-23 18:32:50,985 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 96 [2020-10-23 18:32:52,286 WARN L193 SmtUtils]: Spent 527.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 108 [2020-10-23 18:32:53,649 WARN L193 SmtUtils]: Spent 237.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2020-10-23 18:32:54,153 WARN L193 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 96 [2020-10-23 18:32:54,973 WARN L193 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 32 [2020-10-23 18:32:55,585 WARN L193 SmtUtils]: Spent 252.00 ms on a formula simplification that was a NOOP. DAG size: 98 [2020-10-23 18:32:55,771 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 37 [2020-10-23 18:32:56,614 WARN L193 SmtUtils]: Spent 523.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 106 [2020-10-23 18:32:57,081 WARN L193 SmtUtils]: Spent 259.00 ms on a formula simplification that was a NOOP. DAG size: 101 [2020-10-23 18:32:57,424 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2020-10-23 18:32:57,905 WARN L193 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 34 [2020-10-23 18:32:58,811 WARN L193 SmtUtils]: Spent 535.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 107 [2020-10-23 18:32:59,161 WARN L193 SmtUtils]: Spent 238.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2020-10-23 18:32:59,866 WARN L193 SmtUtils]: Spent 483.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 102 [2020-10-23 18:33:00,560 WARN L193 SmtUtils]: Spent 563.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 105 [2020-10-23 18:33:01,191 WARN L193 SmtUtils]: Spent 497.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 108 [2020-10-23 18:33:02,250 WARN L193 SmtUtils]: Spent 500.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 108 [2020-10-23 18:33:03,448 WARN L193 SmtUtils]: Spent 518.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 104 [2020-10-23 18:33:04,917 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-23 18:33:04,918 INFO L93 Difference]: Finished difference Result 17945 states and 19847 transitions. [2020-10-23 18:33:04,919 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2020-10-23 18:33:04,919 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 216 [2020-10-23 18:33:04,919 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-23 18:33:04,948 INFO L225 Difference]: With dead ends: 17945 [2020-10-23 18:33:04,948 INFO L226 Difference]: Without dead ends: 9050 [2020-10-23 18:33:04,968 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 315 GetRequests, 252 SyntacticMatches, 2 SemanticMatches, 61 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1397 ImplicationChecksByTransitivity, 12.9s TimeCoverageRelationStatistics Valid=666, Invalid=3240, Unknown=0, NotChecked=0, Total=3906 [2020-10-23 18:33:04,978 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9050 states. [2020-10-23 18:33:05,201 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9050 to 8887. [2020-10-23 18:33:05,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8887 states. [2020-10-23 18:33:05,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8887 states to 8887 states and 9664 transitions. [2020-10-23 18:33:05,222 INFO L78 Accepts]: Start accepts. Automaton has 8887 states and 9664 transitions. Word has length 216 [2020-10-23 18:33:05,223 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-23 18:33:05,223 INFO L481 AbstractCegarLoop]: Abstraction has 8887 states and 9664 transitions. [2020-10-23 18:33:05,223 INFO L482 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-10-23 18:33:05,223 INFO L276 IsEmpty]: Start isEmpty. Operand 8887 states and 9664 transitions. [2020-10-23 18:33:05,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 270 [2020-10-23 18:33:05,241 INFO L414 BasicCegarLoop]: Found error trace [2020-10-23 18:33:05,241 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 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] [2020-10-23 18:33:05,455 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12,11 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-10-23 18:33:05,456 INFO L429 AbstractCegarLoop]: === Iteration 14 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-23 18:33:05,457 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-23 18:33:05,457 INFO L82 PathProgramCache]: Analyzing trace with hash 1503398707, now seen corresponding path program 1 times [2020-10-23 18:33:05,457 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-23 18:33:05,457 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1286475805] [2020-10-23 18:33:05,458 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-23 18:33:05,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-23 18:33:05,532 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-23 18:33:05,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-23 18:33:05,595 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-23 18:33:05,745 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-10-23 18:33:05,745 INFO L523 BasicCegarLoop]: Counterexample might be feasible [2020-10-23 18:33:05,745 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2020-10-23 18:33:06,100 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.10 06:33:06 BoogieIcfgContainer [2020-10-23 18:33:06,100 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-23 18:33:06,101 INFO L168 Benchmark]: Toolchain (without parser) took 108958.57 ms. Allocated memory was 151.0 MB in the beginning and 619.7 MB in the end (delta: 468.7 MB). Free memory was 124.5 MB in the beginning and 539.0 MB in the end (delta: -414.4 MB). Peak memory consumption was 394.9 MB. Max. memory is 8.0 GB. [2020-10-23 18:33:06,102 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 151.0 MB. Free memory is still 125.9 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-10-23 18:33:06,102 INFO L168 Benchmark]: CACSL2BoogieTranslator took 791.24 ms. Allocated memory is still 151.0 MB. Free memory was 123.9 MB in the beginning and 97.2 MB in the end (delta: 26.7 MB). Peak memory consumption was 26.2 MB. Max. memory is 8.0 GB. [2020-10-23 18:33:06,103 INFO L168 Benchmark]: Boogie Preprocessor took 160.17 ms. Allocated memory is still 151.0 MB. Free memory was 97.2 MB in the beginning and 92.5 MB in the end (delta: 4.8 MB). Peak memory consumption was 5.2 MB. Max. memory is 8.0 GB. [2020-10-23 18:33:06,103 INFO L168 Benchmark]: RCFGBuilder took 1713.37 ms. Allocated memory was 151.0 MB in the beginning and 205.5 MB in the end (delta: 54.5 MB). Free memory was 92.3 MB in the beginning and 178.9 MB in the end (delta: -86.6 MB). Peak memory consumption was 51.8 MB. Max. memory is 8.0 GB. [2020-10-23 18:33:06,104 INFO L168 Benchmark]: TraceAbstraction took 106279.32 ms. Allocated memory was 205.5 MB in the beginning and 619.7 MB in the end (delta: 414.2 MB). Free memory was 178.4 MB in the beginning and 539.0 MB in the end (delta: -360.6 MB). Peak memory consumption was 393.4 MB. Max. memory is 8.0 GB. [2020-10-23 18:33:06,105 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 151.0 MB. Free memory is still 125.9 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 791.24 ms. Allocated memory is still 151.0 MB. Free memory was 123.9 MB in the beginning and 97.2 MB in the end (delta: 26.7 MB). Peak memory consumption was 26.2 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 160.17 ms. Allocated memory is still 151.0 MB. Free memory was 97.2 MB in the beginning and 92.5 MB in the end (delta: 4.8 MB). Peak memory consumption was 5.2 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1713.37 ms. Allocated memory was 151.0 MB in the beginning and 205.5 MB in the end (delta: 54.5 MB). Free memory was 92.3 MB in the beginning and 178.9 MB in the end (delta: -86.6 MB). Peak memory consumption was 51.8 MB. Max. memory is 8.0 GB. * TraceAbstraction took 106279.32 ms. Allocated memory was 205.5 MB in the beginning and 619.7 MB in the end (delta: 414.2 MB). Free memory was 178.4 MB in the beginning and 539.0 MB in the end (delta: -360.6 MB). Peak memory consumption was 393.4 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 4]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L9] int a= 1; [L10] int d= 4; [L11] int e= 5; [L12] int f= 6; [L13] int c= 3; [L14] int b= 2; [L17] int u = 21; [L18] int v = 22; [L19] int w = 23; [L20] int x = 24; [L21] int y = 25; [L22] int z = 26; [L24] int a17 = 1; [L25] int a7 = 0; [L26] int a20 = 1; [L27] int a8 = 15; [L28] int a12 = 8; [L29] int a16 = 5; [L30] int a21 = 1; VAL [\old(a)=62, \old(a12)=59, \old(a16)=56, \old(a17)=51, \old(a20)=52, \old(a21)=54, \old(a7)=60, \old(a8)=75, \old(b)=67, \old(c)=68, \old(d)=72, \old(e)=50, \old(f)=61, \old(u)=73, \old(v)=64, \old(w)=63, \old(x)=53, \old(y)=74, \old(z)=69, a=1, a12=8, a16=5, a17=1, a20=1, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, u=21, v=22, w=23, x=24, y=25, z=26] [L582] int output = -1; VAL [\old(a16)=5, \old(a17)=1, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, a=1, a12=8, a16=5, a17=1, a20=1, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, output=-1, u=21, v=22, w=23, x=24, y=25, z=26] [L585] COND TRUE 1 [L588] int input; [L589] input = __VERIFIER_nondet_int() [L590] COND FALSE !((input != 1) && (input != 2) && (input != 3) && (input != 4) && (input != 5) && (input != 6)) VAL [\old(a16)=5, \old(a17)=1, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, a=1, a12=8, a16=5, a17=1, a20=1, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=3, output=-1, u=21, v=22, w=23, x=24, y=25, z=26] [L593] CALL, EXPR calculate_output(input) VAL [\old(a16)=5, \old(a17)=1, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=3, a=1, a12=8, a16=5, a17=1, a20=1, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, u=21, v=22, w=23, x=24, y=25, z=26] [L33] COND FALSE !((((a8==15)&&(((((a21==1)&&(((a16==5)||(a16==6))&&(input==1)))&&(a20==1))&&(a17==1))&&!(a7==1)))&&(a12==8))) VAL [\old(a16)=5, \old(a17)=1, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=3, a=1, a12=8, a16=5, a17=1, a20=1, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L37] COND FALSE !((((((((input==5)&&((((a16==6)&&(a17==1))||(!(a17==1)&&(a16==4)))||(!(a17==1)&&(a16==5))))&&(a20==1))&&(a12==8))&&(a7==1))&&!(a21==1))&&(a8==13))) VAL [\old(a16)=5, \old(a17)=1, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=3, a=1, a12=8, a16=5, a17=1, a20=1, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L45] COND FALSE !(((!(a7==1)&&((((a16==6)&&((a21==1)&&((a17==1)&&(input==3))))&&!(a20==1))&&(a8==15)))&&(a12==8))) VAL [\old(a16)=5, \old(a17)=1, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=3, a=1, a12=8, a16=5, a17=1, a20=1, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L51] COND FALSE !(((a17==1)&&((!(a7==1)&&(((a21==1)&&((((a16==5)||(a16==6))&&(input==6))&&(a20==1)))&&(a8==15)))&&(a12==8)))) VAL [\old(a16)=5, \old(a17)=1, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=3, a=1, a12=8, a16=5, a17=1, a20=1, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L56] COND FALSE !((((input==3)&&((((a16==6)&&((!(a20==1)&&(!(a7==1)&&!(a17==1)))&&(a8==15)))&&(a21==1))||((((a8==13)&&((a20==1)&&((a17==1)&&(a7==1))))&&(a16==4))&&!(a21==1))))&&(a12==8))) VAL [\old(a16)=5, \old(a17)=1, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=3, a=1, a12=8, a16=5, a17=1, a20=1, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L64] COND FALSE !((((a17==1)&&(((a21==1)&&((!(a7==1)&&((input==4)&&(a8==15)))&&!(a20==1)))&&(a12==8)))&&(a16==6))) VAL [\old(a16)=5, \old(a17)=1, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=3, a=1, a12=8, a16=5, a17=1, a20=1, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L67] COND FALSE !((((a12==8)&&(((a21==1)&&((((input==5)&&!(a7==1))&&(a8==15))&&(a16==5)))&&!(a20==1)))&&!(a17==1))) VAL [\old(a16)=5, \old(a17)=1, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=3, a=1, a12=8, a16=5, a17=1, a20=1, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L74] COND FALSE !(((a12==8)&&((input==1)&&(((a21==1)&&(((a8==15)&&((!(a17==1)&&!(a7==1))&&!(a20==1)))&&(a16==6)))||(!(a21==1)&&((a16==4)&&((a8==13)&&(((a17==1)&&(a7==1))&&(a20==1))))))))) VAL [\old(a16)=5, \old(a17)=1, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=3, a=1, a12=8, a16=5, a17=1, a20=1, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L82] COND FALSE !(((((!(a17==1)&&(!(a7==1)&&((a21==1)&&((a8==15)&&(input==4)))))&&!(a20==1))&&(a12==8))&&(a16==4))) VAL [\old(a16)=5, \old(a17)=1, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=3, a=1, a12=8, a16=5, a17=1, a20=1, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L86] COND FALSE !(((((((a16==6)&&((!(a20==1)&&(!(a17==1)&&!(a7==1)))&&(a8==15)))&&(a21==1))||(((a16==4)&&(((a20==1)&&((a17==1)&&(a7==1)))&&(a8==13)))&&!(a21==1)))&&(input==2))&&(a12==8))) VAL [\old(a16)=5, \old(a17)=1, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=3, a=1, a12=8, a16=5, a17=1, a20=1, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L94] COND FALSE !(((a8==13)&&(!(a21==1)&&((((input==3)&&((((a20==1)&&!(a17==1))&&(a16==6))||((!(a20==1)&&(a17==1))&&(a16==4))))&&(a12==8))&&(a7==1))))) VAL [\old(a16)=5, \old(a17)=1, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=3, a=1, a12=8, a16=5, a17=1, a20=1, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L99] COND FALSE !(((((a21==1)&&((a12==8)&&((input==1)&&(((!(a20==1)&&(a17==1))&&(a16==4))||(((a16==5)&&(!(a17==1)&&(a20==1)))||((a16==6)&&(!(a17==1)&&(a20==1))))))))&&!(a7==1))&&(a8==15))) VAL [\old(a16)=5, \old(a17)=1, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=3, a=1, a12=8, a16=5, a17=1, a20=1, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L104] COND FALSE !((((a16==5)&&(((a7==1)&&((!(a21==1)&&((a12==8)&&(input==3)))&&(a8==13)))&&(a17==1)))&&(a20==1))) VAL [\old(a16)=5, \old(a17)=1, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=3, a=1, a12=8, a16=5, a17=1, a20=1, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L110] COND FALSE !(((a17==1)&&(((a8==15)&&(((a12==8)&&((!(a7==1)&&(input==5))&&(a21==1)))&&!(a20==1)))&&(a16==5)))) VAL [\old(a16)=5, \old(a17)=1, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=3, a=1, a12=8, a16=5, a17=1, a20=1, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L116] COND FALSE !((!(a7==1)&&(((((a21==1)&&(((a8==15)&&(input==5))&&!(a17==1)))&&(a12==8))&&(a20==1))&&(a16==4)))) VAL [\old(a16)=5, \old(a17)=1, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=3, a=1, a12=8, a16=5, a17=1, a20=1, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L121] COND FALSE !(((!(a21==1)&&(((a12==8)&&((((a16==6)&&((a20==1)&&!(a17==1)))||((!(a20==1)&&(a17==1))&&(a16==4)))&&(input==1)))&&(a8==13)))&&(a7==1))) VAL [\old(a16)=5, \old(a17)=1, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=3, a=1, a12=8, a16=5, a17=1, a20=1, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L126] COND FALSE !(((a17==1)&&(!(a7==1)&&(((a21==1)&&(((a12==8)&&((input==5)&&((a16==5)||(a16==6))))&&(a20==1)))&&(a8==15))))) VAL [\old(a16)=5, \old(a17)=1, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=3, a=1, a12=8, a16=5, a17=1, a20=1, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L131] COND FALSE !((((a12==8)&&(!(a21==1)&&((a7==1)&&((a8==13)&&((input==6)&&((((a16==6)&&(a17==1))||((a16==4)&&!(a17==1)))||((a16==5)&&!(a17==1))))))))&&(a20==1))) VAL [\old(a16)=5, \old(a17)=1, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=3, a=1, a12=8, a16=5, a17=1, a20=1, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L138] COND FALSE !((((a16==5)&&((((a8==15)&&((!(a7==1)&&(input==2))&&(a21==1)))&&(a12==8))&&!(a20==1)))&&!(a17==1))) VAL [\old(a16)=5, \old(a17)=1, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=3, a=1, a12=8, a16=5, a17=1, a20=1, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L142] COND FALSE !((!(a20==1)&&((a21==1)&&((a16==4)&&((a8==15)&&(((a12==8)&&((input==2)&&!(a7==1)))&&!(a17==1))))))) VAL [\old(a16)=5, \old(a17)=1, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=3, a=1, a12=8, a16=5, a17=1, a20=1, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L146] COND FALSE !((((a21==1)&&(!(a7==1)&&((!(a20==1)&&(!(a17==1)&&((a12==8)&&(input==6))))&&(a16==4))))&&(a8==15))) VAL [\old(a16)=5, \old(a17)=1, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=3, a=1, a12=8, a16=5, a17=1, a20=1, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L150] COND FALSE !(((a17==1)&&((((((a12==8)&&((input==4)&&(a8==13)))&&(a20==1))&&!(a21==1))&&(a16==5))&&(a7==1)))) VAL [\old(a16)=5, \old(a17)=1, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=3, a=1, a12=8, a16=5, a17=1, a20=1, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L154] COND FALSE !(((((a8==13)&&((a12==8)&&((((((a16==6)&&(a17==1))||(!(a17==1)&&(a16==4)))||(!(a17==1)&&(a16==5)))&&(input==1))&&!(a21==1))))&&(a20==1))&&(a7==1))) VAL [\old(a16)=5, \old(a17)=1, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=3, a=1, a12=8, a16=5, a17=1, a20=1, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L162] COND FALSE !(((a8==13)&&(!(a21==1)&&((((((!(a17==1)&&(a20==1))&&(a16==6))||((a16==4)&&((a17==1)&&!(a20==1))))&&(input==5))&&(a7==1))&&(a12==8))))) VAL [\old(a16)=5, \old(a17)=1, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=3, a=1, a12=8, a16=5, a17=1, a20=1, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L167] COND FALSE !(((!(a21==1)&&((((((a16==6)&&((a20==1)&&!(a17==1)))||(((a17==1)&&!(a20==1))&&(a16==4)))&&(input==4))&&(a7==1))&&(a12==8)))&&(a8==13))) VAL [\old(a16)=5, \old(a17)=1, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=3, a=1, a12=8, a16=5, a17=1, a20=1, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L175] COND FALSE !((((a21==1)&&(!(a7==1)&&((((((a16==5)&&((a20==1)&&!(a17==1)))||((!(a17==1)&&(a20==1))&&(a16==6)))||((a16==4)&&((a17==1)&&!(a20==1))))&&(input==4))&&(a12==8))))&&(a8==15))) VAL [\old(a16)=5, \old(a17)=1, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=3, a=1, a12=8, a16=5, a17=1, a20=1, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L180] COND FALSE !(((((((a16==6)&&((!(a20==1)&&(!(a17==1)&&!(a7==1)))&&(a8==15)))&&(a21==1))||(((a16==4)&&((((a7==1)&&(a17==1))&&(a20==1))&&(a8==13)))&&!(a21==1)))&&(input==4))&&(a12==8))) VAL [\old(a16)=5, \old(a17)=1, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=3, a=1, a12=8, a16=5, a17=1, a20=1, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L188] COND FALSE !((!(a17==1)&&(((a12==8)&&(!(a20==1)&&(((a8==15)&&((a21==1)&&(input==4)))&&!(a7==1))))&&(a16==5)))) VAL [\old(a16)=5, \old(a17)=1, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=3, a=1, a12=8, a16=5, a17=1, a20=1, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L191] COND FALSE !((((!(a7==1)&&(((input==2)&&((((a16==5)&&((a20==1)&&!(a17==1)))||((a16==6)&&((a20==1)&&!(a17==1))))||((a16==4)&&(!(a20==1)&&(a17==1)))))&&(a8==15)))&&(a12==8))&&(a21==1))) VAL [\old(a16)=5, \old(a17)=1, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=3, a=1, a12=8, a16=5, a17=1, a20=1, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L196] COND FALSE !((!(a20==1)&&(((((((input==6)&&(a16==5))&&(a21==1))&&!(a17==1))&&(a12==8))&&!(a7==1))&&(a8==15)))) VAL [\old(a16)=5, \old(a17)=1, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=3, a=1, a12=8, a16=5, a17=1, a20=1, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L199] COND FALSE !(((a12==8)&&(((((((a21==1)&&(input==5))&&(a8==15))&&(a17==1))&&!(a7==1))&&!(a20==1))&&(a16==6)))) VAL [\old(a16)=5, \old(a17)=1, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=3, a=1, a12=8, a16=5, a17=1, a20=1, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L205] COND FALSE !(((((a8==15)&&(!(a7==1)&&((((!(a20==1)&&(a17==1))&&(a16==4))||(((!(a17==1)&&(a20==1))&&(a16==5))||((a16==6)&&((a20==1)&&!(a17==1)))))&&(input==6))))&&(a12==8))&&(a21==1))) VAL [\old(a16)=5, \old(a17)=1, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=3, a=1, a12=8, a16=5, a17=1, a20=1, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L210] COND FALSE !(((a8==15)&&((a16==4)&&(!(a20==1)&&((((a21==1)&&(!(a17==1)&&(input==5)))&&!(a7==1))&&(a12==8)))))) VAL [\old(a16)=5, \old(a17)=1, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=3, a=1, a12=8, a16=5, a17=1, a20=1, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L216] COND FALSE !(((a17==1)&&((a12==8)&&((a8==15)&&(((!(a7==1)&&(((a16==5)||(a16==6))&&(input==2)))&&(a21==1))&&(a20==1)))))) VAL [\old(a16)=5, \old(a17)=1, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=3, a=1, a12=8, a16=5, a17=1, a20=1, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L220] COND FALSE !((!(a7==1)&&(((a8==15)&&((!(a17==1)&&((a12==8)&&((input==3)&&(a21==1))))&&(a16==4)))&&(a20==1)))) VAL [\old(a16)=5, \old(a17)=1, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=3, a=1, a12=8, a16=5, a17=1, a20=1, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L225] COND FALSE !(((a16==5)&&((!(a21==1)&&(((a8==13)&&(((input==2)&&(a20==1))&&(a12==8)))&&(a7==1)))&&(a17==1)))) VAL [\old(a16)=5, \old(a17)=1, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=3, a=1, a12=8, a16=5, a17=1, a20=1, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L233] COND FALSE !(((a20==1)&&(((a12==8)&&((a7==1)&&((a8==13)&&(((!(a17==1)&&(a16==5))||(((a17==1)&&(a16==6))||(!(a17==1)&&(a16==4))))&&(input==3)))))&&!(a21==1)))) VAL [\old(a16)=5, \old(a17)=1, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=3, a=1, a12=8, a16=5, a17=1, a20=1, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L240] COND FALSE !(((a12==8)&&((a7==1)&&(!(a21==1)&&((a8==13)&&((input==6)&&(((a16==6)&&((a20==1)&&!(a17==1)))||((a16==4)&&((a17==1)&&!(a20==1)))))))))) VAL [\old(a16)=5, \old(a17)=1, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=3, a=1, a12=8, a16=5, a17=1, a20=1, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L247] COND FALSE !(((!(a7==1)&&(!(a17==1)&&((((a16==4)&&((a8==15)&&(input==1)))&&(a12==8))&&(a21==1))))&&(a20==1))) VAL [\old(a16)=5, \old(a17)=1, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=3, a=1, a12=8, a16=5, a17=1, a20=1, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L252] COND FALSE !(((a17==1)&&(((a21==1)&&(!(a20==1)&&((a12==8)&&((a8==15)&&(!(a7==1)&&(input==1))))))&&(a16==6)))) VAL [\old(a16)=5, \old(a17)=1, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=3, a=1, a12=8, a16=5, a17=1, a20=1, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L258] COND FALSE !(((a20==1)&&((a12==8)&&((((a17==1)&&((((a16==5)||(a16==6))&&(input==4))&&(a8==15)))&&(a21==1))&&!(a7==1))))) VAL [\old(a16)=5, \old(a17)=1, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=3, a=1, a12=8, a16=5, a17=1, a20=1, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L263] COND FALSE !(((((a8==13)&&((((!(a21==1)&&(input==6))&&(a20==1))&&(a12==8))&&(a17==1)))&&(a7==1))&&(a16==5))) VAL [\old(a16)=5, \old(a17)=1, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=3, a=1, a12=8, a16=5, a17=1, a20=1, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L267] COND FALSE !(((a16==5)&&(((((a12==8)&&(!(a7==1)&&((input==2)&&!(a20==1))))&&(a21==1))&&(a17==1))&&(a8==15)))) VAL [\old(a16)=5, \old(a17)=1, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=3, a=1, a12=8, a16=5, a17=1, a20=1, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L270] COND FALSE !((((a12==8)&&(((!(a17==1)&&((a21==1)&&((input==4)&&!(a7==1))))&&(a8==15))&&(a20==1)))&&(a16==4))) VAL [\old(a16)=5, \old(a17)=1, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=3, a=1, a12=8, a16=5, a17=1, a20=1, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L275] COND FALSE !(((a7==1)&&((a8==13)&&((a12==8)&&(!(a21==1)&&((input==2)&&((((a20==1)&&!(a17==1))&&(a16==6))||(((a17==1)&&!(a20==1))&&(a16==4))))))))) VAL [\old(a16)=5, \old(a17)=1, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=3, a=1, a12=8, a16=5, a17=1, a20=1, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L280] COND FALSE !((((((((!(a20==1)&&(!(a17==1)&&!(a7==1)))&&(a8==15))&&(a16==6))&&(a21==1))||((((a8==13)&&(((a17==1)&&(a7==1))&&(a20==1)))&&(a16==4))&&!(a21==1)))&&(input==6))&&(a12==8))) VAL [\old(a16)=5, \old(a17)=1, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=3, a=1, a12=8, a16=5, a17=1, a20=1, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L288] COND FALSE !(((!(a7==1)&&(!(a17==1)&&(((((input==3)&&(a21==1))&&(a16==4))&&(a8==15))&&(a12==8))))&&!(a20==1))) VAL [\old(a16)=5, \old(a17)=1, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=3, a=1, a12=8, a16=5, a17=1, a20=1, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L294] COND FALSE !((((((a12==8)&&(((((a17==1)&&!(a20==1))&&(a16==4))||((((a20==1)&&!(a17==1))&&(a16==5))||((!(a17==1)&&(a20==1))&&(a16==6))))&&(input==3)))&&(a8==15))&&(a21==1))&&!(a7==1))) VAL [\old(a16)=5, \old(a17)=1, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=3, a=1, a12=8, a16=5, a17=1, a20=1, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L301] COND FALSE !((((!(a7==1)&&(((input==5)&&((((a16==5)&&(!(a17==1)&&(a20==1)))||((a16==6)&&((a20==1)&&!(a17==1))))||((a16==4)&&(!(a20==1)&&(a17==1)))))&&(a12==8)))&&(a21==1))&&(a8==15))) VAL [\old(a16)=5, \old(a17)=1, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=3, a=1, a12=8, a16=5, a17=1, a20=1, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L308] COND FALSE !(((!(a7==1)&&(((a21==1)&&(((a17==1)&&((a12==8)&&(input==2)))&&!(a20==1)))&&(a16==6)))&&(a8==15))) VAL [\old(a16)=5, \old(a17)=1, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=3, a=1, a12=8, a16=5, a17=1, a20=1, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L314] COND FALSE !(((!(a17==1)&&((a21==1)&&((!(a20==1)&&((a12==8)&&((input==3)&&!(a7==1))))&&(a8==15))))&&(a16==5))) VAL [\old(a16)=5, \old(a17)=1, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=3, a=1, a12=8, a16=5, a17=1, a20=1, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L318] COND FALSE !((((a16==5)&&(!(a20==1)&&(((((input==6)&&(a21==1))&&(a17==1))&&!(a7==1))&&(a12==8))))&&(a8==15))) VAL [\old(a16)=5, \old(a17)=1, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=3, a=1, a12=8, a16=5, a17=1, a20=1, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L320] COND FALSE !((!(a7==1)&&((a17==1)&&(((a16==6)&&(!(a20==1)&&(((input==6)&&(a12==8))&&(a21==1))))&&(a8==15))))) VAL [\old(a16)=5, \old(a17)=1, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=3, a=1, a12=8, a16=5, a17=1, a20=1, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L326] COND FALSE !(((((a21==1)&&((a8==15)&&((a12==8)&&(!(a7==1)&&(!(a17==1)&&(input==2))))))&&(a16==4))&&(a20==1))) VAL [\old(a16)=5, \old(a17)=1, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=3, a=1, a12=8, a16=5, a17=1, a20=1, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L331] COND FALSE !(((a8==15)&&(((a16==4)&&((a12==8)&&((!(a20==1)&&(!(a7==1)&&(input==1)))&&!(a17==1))))&&(a21==1)))) VAL [\old(a16)=5, \old(a17)=1, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=3, a=1, a12=8, a16=5, a17=1, a20=1, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L335] COND TRUE ((a21==1)&&(((a12==8)&&((((a17==1)&&((input==3)&&((a16==5)||(a16==6))))&&!(a7==1))&&(a20==1)))&&(a8==15))) [L336] a17 = 0 [L337] a16 = 4 [L338] return 21; VAL [\old(a16)=5, \old(a17)=1, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=3, \result=21, a=1, a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L593] RET, EXPR calculate_output(input) VAL [\old(a16)=5, \old(a17)=1, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, a=1, a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=15, b=2, c=3, calculate_output(input)=21, d=4, e=5, f=6, input=3, output=-1, u=21, v=22, w=23, x=24, y=25, z=26] [L593] output = calculate_output(input) [L585] COND TRUE 1 [L588] int input; [L589] input = __VERIFIER_nondet_int() [L590] COND FALSE !((input != 1) && (input != 2) && (input != 3) && (input != 4) && (input != 5) && (input != 6)) VAL [\old(a16)=5, \old(a17)=1, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, a=1, a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=4, output=21, u=21, v=22, w=23, x=24, y=25, z=26] [L593] CALL, EXPR calculate_output(input) VAL [\old(a16)=4, \old(a17)=0, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=4, a=1, a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, u=21, v=22, w=23, x=24, y=25, z=26] [L33] COND FALSE !((((a8==15)&&(((((a21==1)&&(((a16==5)||(a16==6))&&(input==1)))&&(a20==1))&&(a17==1))&&!(a7==1)))&&(a12==8))) VAL [\old(a16)=4, \old(a17)=0, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=4, a=1, a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L37] COND FALSE !((((((((input==5)&&((((a16==6)&&(a17==1))||(!(a17==1)&&(a16==4)))||(!(a17==1)&&(a16==5))))&&(a20==1))&&(a12==8))&&(a7==1))&&!(a21==1))&&(a8==13))) VAL [\old(a16)=4, \old(a17)=0, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=4, a=1, a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L45] COND FALSE !(((!(a7==1)&&((((a16==6)&&((a21==1)&&((a17==1)&&(input==3))))&&!(a20==1))&&(a8==15)))&&(a12==8))) VAL [\old(a16)=4, \old(a17)=0, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=4, a=1, a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L51] COND FALSE !(((a17==1)&&((!(a7==1)&&(((a21==1)&&((((a16==5)||(a16==6))&&(input==6))&&(a20==1)))&&(a8==15)))&&(a12==8)))) VAL [\old(a16)=4, \old(a17)=0, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=4, a=1, a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L56] COND FALSE !((((input==3)&&((((a16==6)&&((!(a20==1)&&(!(a7==1)&&!(a17==1)))&&(a8==15)))&&(a21==1))||((((a8==13)&&((a20==1)&&((a17==1)&&(a7==1))))&&(a16==4))&&!(a21==1))))&&(a12==8))) VAL [\old(a16)=4, \old(a17)=0, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=4, a=1, a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L64] COND FALSE !((((a17==1)&&(((a21==1)&&((!(a7==1)&&((input==4)&&(a8==15)))&&!(a20==1)))&&(a12==8)))&&(a16==6))) VAL [\old(a16)=4, \old(a17)=0, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=4, a=1, a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L67] COND FALSE !((((a12==8)&&(((a21==1)&&((((input==5)&&!(a7==1))&&(a8==15))&&(a16==5)))&&!(a20==1)))&&!(a17==1))) VAL [\old(a16)=4, \old(a17)=0, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=4, a=1, a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L74] COND FALSE !(((a12==8)&&((input==1)&&(((a21==1)&&(((a8==15)&&((!(a17==1)&&!(a7==1))&&!(a20==1)))&&(a16==6)))||(!(a21==1)&&((a16==4)&&((a8==13)&&(((a17==1)&&(a7==1))&&(a20==1))))))))) VAL [\old(a16)=4, \old(a17)=0, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=4, a=1, a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L82] COND FALSE !(((((!(a17==1)&&(!(a7==1)&&((a21==1)&&((a8==15)&&(input==4)))))&&!(a20==1))&&(a12==8))&&(a16==4))) VAL [\old(a16)=4, \old(a17)=0, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=4, a=1, a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L86] COND FALSE !(((((((a16==6)&&((!(a20==1)&&(!(a17==1)&&!(a7==1)))&&(a8==15)))&&(a21==1))||(((a16==4)&&(((a20==1)&&((a17==1)&&(a7==1)))&&(a8==13)))&&!(a21==1)))&&(input==2))&&(a12==8))) VAL [\old(a16)=4, \old(a17)=0, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=4, a=1, a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L94] COND FALSE !(((a8==13)&&(!(a21==1)&&((((input==3)&&((((a20==1)&&!(a17==1))&&(a16==6))||((!(a20==1)&&(a17==1))&&(a16==4))))&&(a12==8))&&(a7==1))))) VAL [\old(a16)=4, \old(a17)=0, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=4, a=1, a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L99] COND FALSE !(((((a21==1)&&((a12==8)&&((input==1)&&(((!(a20==1)&&(a17==1))&&(a16==4))||(((a16==5)&&(!(a17==1)&&(a20==1)))||((a16==6)&&(!(a17==1)&&(a20==1))))))))&&!(a7==1))&&(a8==15))) VAL [\old(a16)=4, \old(a17)=0, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=4, a=1, a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L104] COND FALSE !((((a16==5)&&(((a7==1)&&((!(a21==1)&&((a12==8)&&(input==3)))&&(a8==13)))&&(a17==1)))&&(a20==1))) VAL [\old(a16)=4, \old(a17)=0, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=4, a=1, a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L110] COND FALSE !(((a17==1)&&(((a8==15)&&(((a12==8)&&((!(a7==1)&&(input==5))&&(a21==1)))&&!(a20==1)))&&(a16==5)))) VAL [\old(a16)=4, \old(a17)=0, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=4, a=1, a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L116] COND FALSE !((!(a7==1)&&(((((a21==1)&&(((a8==15)&&(input==5))&&!(a17==1)))&&(a12==8))&&(a20==1))&&(a16==4)))) VAL [\old(a16)=4, \old(a17)=0, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=4, a=1, a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L121] COND FALSE !(((!(a21==1)&&(((a12==8)&&((((a16==6)&&((a20==1)&&!(a17==1)))||((!(a20==1)&&(a17==1))&&(a16==4)))&&(input==1)))&&(a8==13)))&&(a7==1))) VAL [\old(a16)=4, \old(a17)=0, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=4, a=1, a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L126] COND FALSE !(((a17==1)&&(!(a7==1)&&(((a21==1)&&(((a12==8)&&((input==5)&&((a16==5)||(a16==6))))&&(a20==1)))&&(a8==15))))) VAL [\old(a16)=4, \old(a17)=0, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=4, a=1, a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L131] COND FALSE !((((a12==8)&&(!(a21==1)&&((a7==1)&&((a8==13)&&((input==6)&&((((a16==6)&&(a17==1))||((a16==4)&&!(a17==1)))||((a16==5)&&!(a17==1))))))))&&(a20==1))) VAL [\old(a16)=4, \old(a17)=0, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=4, a=1, a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L138] COND FALSE !((((a16==5)&&((((a8==15)&&((!(a7==1)&&(input==2))&&(a21==1)))&&(a12==8))&&!(a20==1)))&&!(a17==1))) VAL [\old(a16)=4, \old(a17)=0, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=4, a=1, a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L142] COND FALSE !((!(a20==1)&&((a21==1)&&((a16==4)&&((a8==15)&&(((a12==8)&&((input==2)&&!(a7==1)))&&!(a17==1))))))) VAL [\old(a16)=4, \old(a17)=0, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=4, a=1, a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L146] COND FALSE !((((a21==1)&&(!(a7==1)&&((!(a20==1)&&(!(a17==1)&&((a12==8)&&(input==6))))&&(a16==4))))&&(a8==15))) VAL [\old(a16)=4, \old(a17)=0, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=4, a=1, a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L150] COND FALSE !(((a17==1)&&((((((a12==8)&&((input==4)&&(a8==13)))&&(a20==1))&&!(a21==1))&&(a16==5))&&(a7==1)))) VAL [\old(a16)=4, \old(a17)=0, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=4, a=1, a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L154] COND FALSE !(((((a8==13)&&((a12==8)&&((((((a16==6)&&(a17==1))||(!(a17==1)&&(a16==4)))||(!(a17==1)&&(a16==5)))&&(input==1))&&!(a21==1))))&&(a20==1))&&(a7==1))) VAL [\old(a16)=4, \old(a17)=0, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=4, a=1, a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L162] COND FALSE !(((a8==13)&&(!(a21==1)&&((((((!(a17==1)&&(a20==1))&&(a16==6))||((a16==4)&&((a17==1)&&!(a20==1))))&&(input==5))&&(a7==1))&&(a12==8))))) VAL [\old(a16)=4, \old(a17)=0, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=4, a=1, a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L167] COND FALSE !(((!(a21==1)&&((((((a16==6)&&((a20==1)&&!(a17==1)))||(((a17==1)&&!(a20==1))&&(a16==4)))&&(input==4))&&(a7==1))&&(a12==8)))&&(a8==13))) VAL [\old(a16)=4, \old(a17)=0, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=4, a=1, a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L175] COND FALSE !((((a21==1)&&(!(a7==1)&&((((((a16==5)&&((a20==1)&&!(a17==1)))||((!(a17==1)&&(a20==1))&&(a16==6)))||((a16==4)&&((a17==1)&&!(a20==1))))&&(input==4))&&(a12==8))))&&(a8==15))) VAL [\old(a16)=4, \old(a17)=0, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=4, a=1, a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L180] COND FALSE !(((((((a16==6)&&((!(a20==1)&&(!(a17==1)&&!(a7==1)))&&(a8==15)))&&(a21==1))||(((a16==4)&&((((a7==1)&&(a17==1))&&(a20==1))&&(a8==13)))&&!(a21==1)))&&(input==4))&&(a12==8))) VAL [\old(a16)=4, \old(a17)=0, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=4, a=1, a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L188] COND FALSE !((!(a17==1)&&(((a12==8)&&(!(a20==1)&&(((a8==15)&&((a21==1)&&(input==4)))&&!(a7==1))))&&(a16==5)))) VAL [\old(a16)=4, \old(a17)=0, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=4, a=1, a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L191] COND FALSE !((((!(a7==1)&&(((input==2)&&((((a16==5)&&((a20==1)&&!(a17==1)))||((a16==6)&&((a20==1)&&!(a17==1))))||((a16==4)&&(!(a20==1)&&(a17==1)))))&&(a8==15)))&&(a12==8))&&(a21==1))) VAL [\old(a16)=4, \old(a17)=0, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=4, a=1, a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L196] COND FALSE !((!(a20==1)&&(((((((input==6)&&(a16==5))&&(a21==1))&&!(a17==1))&&(a12==8))&&!(a7==1))&&(a8==15)))) VAL [\old(a16)=4, \old(a17)=0, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=4, a=1, a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L199] COND FALSE !(((a12==8)&&(((((((a21==1)&&(input==5))&&(a8==15))&&(a17==1))&&!(a7==1))&&!(a20==1))&&(a16==6)))) VAL [\old(a16)=4, \old(a17)=0, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=4, a=1, a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L205] COND FALSE !(((((a8==15)&&(!(a7==1)&&((((!(a20==1)&&(a17==1))&&(a16==4))||(((!(a17==1)&&(a20==1))&&(a16==5))||((a16==6)&&((a20==1)&&!(a17==1)))))&&(input==6))))&&(a12==8))&&(a21==1))) VAL [\old(a16)=4, \old(a17)=0, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=4, a=1, a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L210] COND FALSE !(((a8==15)&&((a16==4)&&(!(a20==1)&&((((a21==1)&&(!(a17==1)&&(input==5)))&&!(a7==1))&&(a12==8)))))) VAL [\old(a16)=4, \old(a17)=0, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=4, a=1, a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L216] COND FALSE !(((a17==1)&&((a12==8)&&((a8==15)&&(((!(a7==1)&&(((a16==5)||(a16==6))&&(input==2)))&&(a21==1))&&(a20==1)))))) VAL [\old(a16)=4, \old(a17)=0, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=4, a=1, a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L220] COND FALSE !((!(a7==1)&&(((a8==15)&&((!(a17==1)&&((a12==8)&&((input==3)&&(a21==1))))&&(a16==4)))&&(a20==1)))) VAL [\old(a16)=4, \old(a17)=0, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=4, a=1, a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L225] COND FALSE !(((a16==5)&&((!(a21==1)&&(((a8==13)&&(((input==2)&&(a20==1))&&(a12==8)))&&(a7==1)))&&(a17==1)))) VAL [\old(a16)=4, \old(a17)=0, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=4, a=1, a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L233] COND FALSE !(((a20==1)&&(((a12==8)&&((a7==1)&&((a8==13)&&(((!(a17==1)&&(a16==5))||(((a17==1)&&(a16==6))||(!(a17==1)&&(a16==4))))&&(input==3)))))&&!(a21==1)))) VAL [\old(a16)=4, \old(a17)=0, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=4, a=1, a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L240] COND FALSE !(((a12==8)&&((a7==1)&&(!(a21==1)&&((a8==13)&&((input==6)&&(((a16==6)&&((a20==1)&&!(a17==1)))||((a16==4)&&((a17==1)&&!(a20==1)))))))))) VAL [\old(a16)=4, \old(a17)=0, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=4, a=1, a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L247] COND FALSE !(((!(a7==1)&&(!(a17==1)&&((((a16==4)&&((a8==15)&&(input==1)))&&(a12==8))&&(a21==1))))&&(a20==1))) VAL [\old(a16)=4, \old(a17)=0, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=4, a=1, a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L252] COND FALSE !(((a17==1)&&(((a21==1)&&(!(a20==1)&&((a12==8)&&((a8==15)&&(!(a7==1)&&(input==1))))))&&(a16==6)))) VAL [\old(a16)=4, \old(a17)=0, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=4, a=1, a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L258] COND FALSE !(((a20==1)&&((a12==8)&&((((a17==1)&&((((a16==5)||(a16==6))&&(input==4))&&(a8==15)))&&(a21==1))&&!(a7==1))))) VAL [\old(a16)=4, \old(a17)=0, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=4, a=1, a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L263] COND FALSE !(((((a8==13)&&((((!(a21==1)&&(input==6))&&(a20==1))&&(a12==8))&&(a17==1)))&&(a7==1))&&(a16==5))) VAL [\old(a16)=4, \old(a17)=0, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=4, a=1, a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L267] COND FALSE !(((a16==5)&&(((((a12==8)&&(!(a7==1)&&((input==2)&&!(a20==1))))&&(a21==1))&&(a17==1))&&(a8==15)))) VAL [\old(a16)=4, \old(a17)=0, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=4, a=1, a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L270] COND TRUE (((a12==8)&&(((!(a17==1)&&((a21==1)&&((input==4)&&!(a7==1))))&&(a8==15))&&(a20==1)))&&(a16==4)) [L271] a20 = 0 [L272] a17 = 1 [L273] a16 = 6 [L274] return 21; VAL [\old(a16)=4, \old(a17)=0, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=4, \result=21, a=1, a12=8, a16=6, a17=1, a20=0, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L593] RET, EXPR calculate_output(input) VAL [\old(a16)=5, \old(a17)=1, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, a=1, a12=8, a16=6, a17=1, a20=0, a21=1, a7=0, a8=15, b=2, c=3, calculate_output(input)=21, d=4, e=5, f=6, input=4, output=21, u=21, v=22, w=23, x=24, y=25, z=26] [L593] output = calculate_output(input) [L585] COND TRUE 1 [L588] int input; [L589] input = __VERIFIER_nondet_int() [L590] COND FALSE !((input != 1) && (input != 2) && (input != 3) && (input != 4) && (input != 5) && (input != 6)) VAL [\old(a16)=5, \old(a17)=1, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, a=1, a12=8, a16=6, a17=1, a20=0, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=4, output=21, u=21, v=22, w=23, x=24, y=25, z=26] [L593] CALL, EXPR calculate_output(input) VAL [\old(a16)=6, \old(a17)=1, \old(a20)=0, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=4, a=1, a12=8, a16=6, a17=1, a20=0, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, u=21, v=22, w=23, x=24, y=25, z=26] [L33] COND FALSE !((((a8==15)&&(((((a21==1)&&(((a16==5)||(a16==6))&&(input==1)))&&(a20==1))&&(a17==1))&&!(a7==1)))&&(a12==8))) VAL [\old(a16)=6, \old(a17)=1, \old(a20)=0, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=4, a=1, a12=8, a16=6, a17=1, a20=0, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L37] COND FALSE !((((((((input==5)&&((((a16==6)&&(a17==1))||(!(a17==1)&&(a16==4)))||(!(a17==1)&&(a16==5))))&&(a20==1))&&(a12==8))&&(a7==1))&&!(a21==1))&&(a8==13))) VAL [\old(a16)=6, \old(a17)=1, \old(a20)=0, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=4, a=1, a12=8, a16=6, a17=1, a20=0, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L45] COND FALSE !(((!(a7==1)&&((((a16==6)&&((a21==1)&&((a17==1)&&(input==3))))&&!(a20==1))&&(a8==15)))&&(a12==8))) VAL [\old(a16)=6, \old(a17)=1, \old(a20)=0, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=4, a=1, a12=8, a16=6, a17=1, a20=0, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L51] COND FALSE !(((a17==1)&&((!(a7==1)&&(((a21==1)&&((((a16==5)||(a16==6))&&(input==6))&&(a20==1)))&&(a8==15)))&&(a12==8)))) VAL [\old(a16)=6, \old(a17)=1, \old(a20)=0, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=4, a=1, a12=8, a16=6, a17=1, a20=0, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L56] COND FALSE !((((input==3)&&((((a16==6)&&((!(a20==1)&&(!(a7==1)&&!(a17==1)))&&(a8==15)))&&(a21==1))||((((a8==13)&&((a20==1)&&((a17==1)&&(a7==1))))&&(a16==4))&&!(a21==1))))&&(a12==8))) VAL [\old(a16)=6, \old(a17)=1, \old(a20)=0, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=4, a=1, a12=8, a16=6, a17=1, a20=0, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L64] COND TRUE (((a17==1)&&(((a21==1)&&((!(a7==1)&&((input==4)&&(a8==15)))&&!(a20==1)))&&(a12==8)))&&(a16==6)) [L65] a17 = 0 [L66] return 26; VAL [\old(a16)=6, \old(a17)=1, \old(a20)=0, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=4, \result=26, a=1, a12=8, a16=6, a17=0, a20=0, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L593] RET, EXPR calculate_output(input) VAL [\old(a16)=5, \old(a17)=1, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, a=1, a12=8, a16=6, a17=0, a20=0, a21=1, a7=0, a8=15, b=2, c=3, calculate_output(input)=26, d=4, e=5, f=6, input=4, output=21, u=21, v=22, w=23, x=24, y=25, z=26] [L593] output = calculate_output(input) [L585] COND TRUE 1 [L588] int input; [L589] input = __VERIFIER_nondet_int() [L590] COND FALSE !((input != 1) && (input != 2) && (input != 3) && (input != 4) && (input != 5) && (input != 6)) VAL [\old(a16)=5, \old(a17)=1, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, a=1, a12=8, a16=6, a17=0, a20=0, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=6, output=26, u=21, v=22, w=23, x=24, y=25, z=26] [L593] CALL, EXPR calculate_output(input) VAL [\old(a16)=6, \old(a17)=0, \old(a20)=0, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=6, a=1, a12=8, a16=6, a17=0, a20=0, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, u=21, v=22, w=23, x=24, y=25, z=26] [L33] COND FALSE !((((a8==15)&&(((((a21==1)&&(((a16==5)||(a16==6))&&(input==1)))&&(a20==1))&&(a17==1))&&!(a7==1)))&&(a12==8))) VAL [\old(a16)=6, \old(a17)=0, \old(a20)=0, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=6, a=1, a12=8, a16=6, a17=0, a20=0, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=6, u=21, v=22, w=23, x=24, y=25, z=26] [L37] COND FALSE !((((((((input==5)&&((((a16==6)&&(a17==1))||(!(a17==1)&&(a16==4)))||(!(a17==1)&&(a16==5))))&&(a20==1))&&(a12==8))&&(a7==1))&&!(a21==1))&&(a8==13))) VAL [\old(a16)=6, \old(a17)=0, \old(a20)=0, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=6, a=1, a12=8, a16=6, a17=0, a20=0, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=6, u=21, v=22, w=23, x=24, y=25, z=26] [L45] COND FALSE !(((!(a7==1)&&((((a16==6)&&((a21==1)&&((a17==1)&&(input==3))))&&!(a20==1))&&(a8==15)))&&(a12==8))) VAL [\old(a16)=6, \old(a17)=0, \old(a20)=0, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=6, a=1, a12=8, a16=6, a17=0, a20=0, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=6, u=21, v=22, w=23, x=24, y=25, z=26] [L51] COND FALSE !(((a17==1)&&((!(a7==1)&&(((a21==1)&&((((a16==5)||(a16==6))&&(input==6))&&(a20==1)))&&(a8==15)))&&(a12==8)))) VAL [\old(a16)=6, \old(a17)=0, \old(a20)=0, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=6, a=1, a12=8, a16=6, a17=0, a20=0, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=6, u=21, v=22, w=23, x=24, y=25, z=26] [L56] COND FALSE !((((input==3)&&((((a16==6)&&((!(a20==1)&&(!(a7==1)&&!(a17==1)))&&(a8==15)))&&(a21==1))||((((a8==13)&&((a20==1)&&((a17==1)&&(a7==1))))&&(a16==4))&&!(a21==1))))&&(a12==8))) VAL [\old(a16)=6, \old(a17)=0, \old(a20)=0, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=6, a=1, a12=8, a16=6, a17=0, a20=0, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=6, u=21, v=22, w=23, x=24, y=25, z=26] [L64] COND FALSE !((((a17==1)&&(((a21==1)&&((!(a7==1)&&((input==4)&&(a8==15)))&&!(a20==1)))&&(a12==8)))&&(a16==6))) VAL [\old(a16)=6, \old(a17)=0, \old(a20)=0, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=6, a=1, a12=8, a16=6, a17=0, a20=0, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=6, u=21, v=22, w=23, x=24, y=25, z=26] [L67] COND FALSE !((((a12==8)&&(((a21==1)&&((((input==5)&&!(a7==1))&&(a8==15))&&(a16==5)))&&!(a20==1)))&&!(a17==1))) VAL [\old(a16)=6, \old(a17)=0, \old(a20)=0, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=6, a=1, a12=8, a16=6, a17=0, a20=0, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=6, u=21, v=22, w=23, x=24, y=25, z=26] [L74] COND FALSE !(((a12==8)&&((input==1)&&(((a21==1)&&(((a8==15)&&((!(a17==1)&&!(a7==1))&&!(a20==1)))&&(a16==6)))||(!(a21==1)&&((a16==4)&&((a8==13)&&(((a17==1)&&(a7==1))&&(a20==1))))))))) VAL [\old(a16)=6, \old(a17)=0, \old(a20)=0, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=6, a=1, a12=8, a16=6, a17=0, a20=0, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=6, u=21, v=22, w=23, x=24, y=25, z=26] [L82] COND FALSE !(((((!(a17==1)&&(!(a7==1)&&((a21==1)&&((a8==15)&&(input==4)))))&&!(a20==1))&&(a12==8))&&(a16==4))) VAL [\old(a16)=6, \old(a17)=0, \old(a20)=0, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=6, a=1, a12=8, a16=6, a17=0, a20=0, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=6, u=21, v=22, w=23, x=24, y=25, z=26] [L86] COND FALSE !(((((((a16==6)&&((!(a20==1)&&(!(a17==1)&&!(a7==1)))&&(a8==15)))&&(a21==1))||(((a16==4)&&(((a20==1)&&((a17==1)&&(a7==1)))&&(a8==13)))&&!(a21==1)))&&(input==2))&&(a12==8))) VAL [\old(a16)=6, \old(a17)=0, \old(a20)=0, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=6, a=1, a12=8, a16=6, a17=0, a20=0, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=6, u=21, v=22, w=23, x=24, y=25, z=26] [L94] COND FALSE !(((a8==13)&&(!(a21==1)&&((((input==3)&&((((a20==1)&&!(a17==1))&&(a16==6))||((!(a20==1)&&(a17==1))&&(a16==4))))&&(a12==8))&&(a7==1))))) VAL [\old(a16)=6, \old(a17)=0, \old(a20)=0, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=6, a=1, a12=8, a16=6, a17=0, a20=0, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=6, u=21, v=22, w=23, x=24, y=25, z=26] [L99] COND FALSE !(((((a21==1)&&((a12==8)&&((input==1)&&(((!(a20==1)&&(a17==1))&&(a16==4))||(((a16==5)&&(!(a17==1)&&(a20==1)))||((a16==6)&&(!(a17==1)&&(a20==1))))))))&&!(a7==1))&&(a8==15))) VAL [\old(a16)=6, \old(a17)=0, \old(a20)=0, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=6, a=1, a12=8, a16=6, a17=0, a20=0, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=6, u=21, v=22, w=23, x=24, y=25, z=26] [L104] COND FALSE !((((a16==5)&&(((a7==1)&&((!(a21==1)&&((a12==8)&&(input==3)))&&(a8==13)))&&(a17==1)))&&(a20==1))) VAL [\old(a16)=6, \old(a17)=0, \old(a20)=0, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=6, a=1, a12=8, a16=6, a17=0, a20=0, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=6, u=21, v=22, w=23, x=24, y=25, z=26] [L110] COND FALSE !(((a17==1)&&(((a8==15)&&(((a12==8)&&((!(a7==1)&&(input==5))&&(a21==1)))&&!(a20==1)))&&(a16==5)))) VAL [\old(a16)=6, \old(a17)=0, \old(a20)=0, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=6, a=1, a12=8, a16=6, a17=0, a20=0, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=6, u=21, v=22, w=23, x=24, y=25, z=26] [L116] COND FALSE !((!(a7==1)&&(((((a21==1)&&(((a8==15)&&(input==5))&&!(a17==1)))&&(a12==8))&&(a20==1))&&(a16==4)))) VAL [\old(a16)=6, \old(a17)=0, \old(a20)=0, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=6, a=1, a12=8, a16=6, a17=0, a20=0, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=6, u=21, v=22, w=23, x=24, y=25, z=26] [L121] COND FALSE !(((!(a21==1)&&(((a12==8)&&((((a16==6)&&((a20==1)&&!(a17==1)))||((!(a20==1)&&(a17==1))&&(a16==4)))&&(input==1)))&&(a8==13)))&&(a7==1))) VAL [\old(a16)=6, \old(a17)=0, \old(a20)=0, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=6, a=1, a12=8, a16=6, a17=0, a20=0, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=6, u=21, v=22, w=23, x=24, y=25, z=26] [L126] COND FALSE !(((a17==1)&&(!(a7==1)&&(((a21==1)&&(((a12==8)&&((input==5)&&((a16==5)||(a16==6))))&&(a20==1)))&&(a8==15))))) VAL [\old(a16)=6, \old(a17)=0, \old(a20)=0, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=6, a=1, a12=8, a16=6, a17=0, a20=0, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=6, u=21, v=22, w=23, x=24, y=25, z=26] [L131] COND FALSE !((((a12==8)&&(!(a21==1)&&((a7==1)&&((a8==13)&&((input==6)&&((((a16==6)&&(a17==1))||((a16==4)&&!(a17==1)))||((a16==5)&&!(a17==1))))))))&&(a20==1))) VAL [\old(a16)=6, \old(a17)=0, \old(a20)=0, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=6, a=1, a12=8, a16=6, a17=0, a20=0, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=6, u=21, v=22, w=23, x=24, y=25, z=26] [L138] COND FALSE !((((a16==5)&&((((a8==15)&&((!(a7==1)&&(input==2))&&(a21==1)))&&(a12==8))&&!(a20==1)))&&!(a17==1))) VAL [\old(a16)=6, \old(a17)=0, \old(a20)=0, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=6, a=1, a12=8, a16=6, a17=0, a20=0, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=6, u=21, v=22, w=23, x=24, y=25, z=26] [L142] COND FALSE !((!(a20==1)&&((a21==1)&&((a16==4)&&((a8==15)&&(((a12==8)&&((input==2)&&!(a7==1)))&&!(a17==1))))))) VAL [\old(a16)=6, \old(a17)=0, \old(a20)=0, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=6, a=1, a12=8, a16=6, a17=0, a20=0, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=6, u=21, v=22, w=23, x=24, y=25, z=26] [L146] COND FALSE !((((a21==1)&&(!(a7==1)&&((!(a20==1)&&(!(a17==1)&&((a12==8)&&(input==6))))&&(a16==4))))&&(a8==15))) VAL [\old(a16)=6, \old(a17)=0, \old(a20)=0, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=6, a=1, a12=8, a16=6, a17=0, a20=0, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=6, u=21, v=22, w=23, x=24, y=25, z=26] [L150] COND FALSE !(((a17==1)&&((((((a12==8)&&((input==4)&&(a8==13)))&&(a20==1))&&!(a21==1))&&(a16==5))&&(a7==1)))) VAL [\old(a16)=6, \old(a17)=0, \old(a20)=0, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=6, a=1, a12=8, a16=6, a17=0, a20=0, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=6, u=21, v=22, w=23, x=24, y=25, z=26] [L154] COND FALSE !(((((a8==13)&&((a12==8)&&((((((a16==6)&&(a17==1))||(!(a17==1)&&(a16==4)))||(!(a17==1)&&(a16==5)))&&(input==1))&&!(a21==1))))&&(a20==1))&&(a7==1))) VAL [\old(a16)=6, \old(a17)=0, \old(a20)=0, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=6, a=1, a12=8, a16=6, a17=0, a20=0, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=6, u=21, v=22, w=23, x=24, y=25, z=26] [L162] COND FALSE !(((a8==13)&&(!(a21==1)&&((((((!(a17==1)&&(a20==1))&&(a16==6))||((a16==4)&&((a17==1)&&!(a20==1))))&&(input==5))&&(a7==1))&&(a12==8))))) VAL [\old(a16)=6, \old(a17)=0, \old(a20)=0, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=6, a=1, a12=8, a16=6, a17=0, a20=0, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=6, u=21, v=22, w=23, x=24, y=25, z=26] [L167] COND FALSE !(((!(a21==1)&&((((((a16==6)&&((a20==1)&&!(a17==1)))||(((a17==1)&&!(a20==1))&&(a16==4)))&&(input==4))&&(a7==1))&&(a12==8)))&&(a8==13))) VAL [\old(a16)=6, \old(a17)=0, \old(a20)=0, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=6, a=1, a12=8, a16=6, a17=0, a20=0, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=6, u=21, v=22, w=23, x=24, y=25, z=26] [L175] COND FALSE !((((a21==1)&&(!(a7==1)&&((((((a16==5)&&((a20==1)&&!(a17==1)))||((!(a17==1)&&(a20==1))&&(a16==6)))||((a16==4)&&((a17==1)&&!(a20==1))))&&(input==4))&&(a12==8))))&&(a8==15))) VAL [\old(a16)=6, \old(a17)=0, \old(a20)=0, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=6, a=1, a12=8, a16=6, a17=0, a20=0, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=6, u=21, v=22, w=23, x=24, y=25, z=26] [L180] COND FALSE !(((((((a16==6)&&((!(a20==1)&&(!(a17==1)&&!(a7==1)))&&(a8==15)))&&(a21==1))||(((a16==4)&&((((a7==1)&&(a17==1))&&(a20==1))&&(a8==13)))&&!(a21==1)))&&(input==4))&&(a12==8))) VAL [\old(a16)=6, \old(a17)=0, \old(a20)=0, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=6, a=1, a12=8, a16=6, a17=0, a20=0, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=6, u=21, v=22, w=23, x=24, y=25, z=26] [L188] COND FALSE !((!(a17==1)&&(((a12==8)&&(!(a20==1)&&(((a8==15)&&((a21==1)&&(input==4)))&&!(a7==1))))&&(a16==5)))) VAL [\old(a16)=6, \old(a17)=0, \old(a20)=0, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=6, a=1, a12=8, a16=6, a17=0, a20=0, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=6, u=21, v=22, w=23, x=24, y=25, z=26] [L191] COND FALSE !((((!(a7==1)&&(((input==2)&&((((a16==5)&&((a20==1)&&!(a17==1)))||((a16==6)&&((a20==1)&&!(a17==1))))||((a16==4)&&(!(a20==1)&&(a17==1)))))&&(a8==15)))&&(a12==8))&&(a21==1))) VAL [\old(a16)=6, \old(a17)=0, \old(a20)=0, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=6, a=1, a12=8, a16=6, a17=0, a20=0, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=6, u=21, v=22, w=23, x=24, y=25, z=26] [L196] COND FALSE !((!(a20==1)&&(((((((input==6)&&(a16==5))&&(a21==1))&&!(a17==1))&&(a12==8))&&!(a7==1))&&(a8==15)))) VAL [\old(a16)=6, \old(a17)=0, \old(a20)=0, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=6, a=1, a12=8, a16=6, a17=0, a20=0, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=6, u=21, v=22, w=23, x=24, y=25, z=26] [L199] COND FALSE !(((a12==8)&&(((((((a21==1)&&(input==5))&&(a8==15))&&(a17==1))&&!(a7==1))&&!(a20==1))&&(a16==6)))) VAL [\old(a16)=6, \old(a17)=0, \old(a20)=0, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=6, a=1, a12=8, a16=6, a17=0, a20=0, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=6, u=21, v=22, w=23, x=24, y=25, z=26] [L205] COND FALSE !(((((a8==15)&&(!(a7==1)&&((((!(a20==1)&&(a17==1))&&(a16==4))||(((!(a17==1)&&(a20==1))&&(a16==5))||((a16==6)&&((a20==1)&&!(a17==1)))))&&(input==6))))&&(a12==8))&&(a21==1))) VAL [\old(a16)=6, \old(a17)=0, \old(a20)=0, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=6, a=1, a12=8, a16=6, a17=0, a20=0, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=6, u=21, v=22, w=23, x=24, y=25, z=26] [L210] COND FALSE !(((a8==15)&&((a16==4)&&(!(a20==1)&&((((a21==1)&&(!(a17==1)&&(input==5)))&&!(a7==1))&&(a12==8)))))) VAL [\old(a16)=6, \old(a17)=0, \old(a20)=0, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=6, a=1, a12=8, a16=6, a17=0, a20=0, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=6, u=21, v=22, w=23, x=24, y=25, z=26] [L216] COND FALSE !(((a17==1)&&((a12==8)&&((a8==15)&&(((!(a7==1)&&(((a16==5)||(a16==6))&&(input==2)))&&(a21==1))&&(a20==1)))))) VAL [\old(a16)=6, \old(a17)=0, \old(a20)=0, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=6, a=1, a12=8, a16=6, a17=0, a20=0, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=6, u=21, v=22, w=23, x=24, y=25, z=26] [L220] COND FALSE !((!(a7==1)&&(((a8==15)&&((!(a17==1)&&((a12==8)&&((input==3)&&(a21==1))))&&(a16==4)))&&(a20==1)))) VAL [\old(a16)=6, \old(a17)=0, \old(a20)=0, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=6, a=1, a12=8, a16=6, a17=0, a20=0, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=6, u=21, v=22, w=23, x=24, y=25, z=26] [L225] COND FALSE !(((a16==5)&&((!(a21==1)&&(((a8==13)&&(((input==2)&&(a20==1))&&(a12==8)))&&(a7==1)))&&(a17==1)))) VAL [\old(a16)=6, \old(a17)=0, \old(a20)=0, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=6, a=1, a12=8, a16=6, a17=0, a20=0, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=6, u=21, v=22, w=23, x=24, y=25, z=26] [L233] COND FALSE !(((a20==1)&&(((a12==8)&&((a7==1)&&((a8==13)&&(((!(a17==1)&&(a16==5))||(((a17==1)&&(a16==6))||(!(a17==1)&&(a16==4))))&&(input==3)))))&&!(a21==1)))) VAL [\old(a16)=6, \old(a17)=0, \old(a20)=0, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=6, a=1, a12=8, a16=6, a17=0, a20=0, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=6, u=21, v=22, w=23, x=24, y=25, z=26] [L240] COND FALSE !(((a12==8)&&((a7==1)&&(!(a21==1)&&((a8==13)&&((input==6)&&(((a16==6)&&((a20==1)&&!(a17==1)))||((a16==4)&&((a17==1)&&!(a20==1)))))))))) VAL [\old(a16)=6, \old(a17)=0, \old(a20)=0, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=6, a=1, a12=8, a16=6, a17=0, a20=0, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=6, u=21, v=22, w=23, x=24, y=25, z=26] [L247] COND FALSE !(((!(a7==1)&&(!(a17==1)&&((((a16==4)&&((a8==15)&&(input==1)))&&(a12==8))&&(a21==1))))&&(a20==1))) VAL [\old(a16)=6, \old(a17)=0, \old(a20)=0, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=6, a=1, a12=8, a16=6, a17=0, a20=0, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=6, u=21, v=22, w=23, x=24, y=25, z=26] [L252] COND FALSE !(((a17==1)&&(((a21==1)&&(!(a20==1)&&((a12==8)&&((a8==15)&&(!(a7==1)&&(input==1))))))&&(a16==6)))) VAL [\old(a16)=6, \old(a17)=0, \old(a20)=0, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=6, a=1, a12=8, a16=6, a17=0, a20=0, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=6, u=21, v=22, w=23, x=24, y=25, z=26] [L258] COND FALSE !(((a20==1)&&((a12==8)&&((((a17==1)&&((((a16==5)||(a16==6))&&(input==4))&&(a8==15)))&&(a21==1))&&!(a7==1))))) VAL [\old(a16)=6, \old(a17)=0, \old(a20)=0, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=6, a=1, a12=8, a16=6, a17=0, a20=0, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=6, u=21, v=22, w=23, x=24, y=25, z=26] [L263] COND FALSE !(((((a8==13)&&((((!(a21==1)&&(input==6))&&(a20==1))&&(a12==8))&&(a17==1)))&&(a7==1))&&(a16==5))) VAL [\old(a16)=6, \old(a17)=0, \old(a20)=0, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=6, a=1, a12=8, a16=6, a17=0, a20=0, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=6, u=21, v=22, w=23, x=24, y=25, z=26] [L267] COND FALSE !(((a16==5)&&(((((a12==8)&&(!(a7==1)&&((input==2)&&!(a20==1))))&&(a21==1))&&(a17==1))&&(a8==15)))) VAL [\old(a16)=6, \old(a17)=0, \old(a20)=0, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=6, a=1, a12=8, a16=6, a17=0, a20=0, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=6, u=21, v=22, w=23, x=24, y=25, z=26] [L270] COND FALSE !((((a12==8)&&(((!(a17==1)&&((a21==1)&&((input==4)&&!(a7==1))))&&(a8==15))&&(a20==1)))&&(a16==4))) VAL [\old(a16)=6, \old(a17)=0, \old(a20)=0, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=6, a=1, a12=8, a16=6, a17=0, a20=0, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=6, u=21, v=22, w=23, x=24, y=25, z=26] [L275] COND FALSE !(((a7==1)&&((a8==13)&&((a12==8)&&(!(a21==1)&&((input==2)&&((((a20==1)&&!(a17==1))&&(a16==6))||(((a17==1)&&!(a20==1))&&(a16==4))))))))) VAL [\old(a16)=6, \old(a17)=0, \old(a20)=0, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=6, a=1, a12=8, a16=6, a17=0, a20=0, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=6, u=21, v=22, w=23, x=24, y=25, z=26] [L280] COND TRUE (((((((!(a20==1)&&(!(a17==1)&&!(a7==1)))&&(a8==15))&&(a16==6))&&(a21==1))||((((a8==13)&&(((a17==1)&&(a7==1))&&(a20==1)))&&(a16==4))&&!(a21==1)))&&(input==6))&&(a12==8)) [L281] a20 = 1 [L282] a8 = 13 [L283] a16 = 4 [L284] a7 = 0 [L285] a21 = 1 [L286] a17 = 0 [L287] return -1; VAL [\old(a16)=6, \old(a17)=0, \old(a20)=0, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=6, \result=-1, a=1, a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=13, b=2, c=3, d=4, e=5, f=6, input=6, u=21, v=22, w=23, x=24, y=25, z=26] [L593] RET, EXPR calculate_output(input) VAL [\old(a16)=5, \old(a17)=1, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, a=1, a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=13, b=2, c=3, calculate_output(input)=-1, d=4, e=5, f=6, input=6, output=26, u=21, v=22, w=23, x=24, y=25, z=26] [L593] output = calculate_output(input) [L585] COND TRUE 1 [L588] int input; [L589] input = __VERIFIER_nondet_int() [L590] COND FALSE !((input != 1) && (input != 2) && (input != 3) && (input != 4) && (input != 5) && (input != 6)) VAL [\old(a16)=5, \old(a17)=1, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, a=1, a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=13, b=2, c=3, d=4, e=5, f=6, input=3, output=-1, u=21, v=22, w=23, x=24, y=25, z=26] [L593] CALL calculate_output(input) VAL [\old(a16)=4, \old(a17)=0, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=13, \old(input)=3, a=1, a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=13, b=2, c=3, d=4, e=5, f=6, u=21, v=22, w=23, x=24, y=25, z=26] [L33] COND FALSE !((((a8==15)&&(((((a21==1)&&(((a16==5)||(a16==6))&&(input==1)))&&(a20==1))&&(a17==1))&&!(a7==1)))&&(a12==8))) VAL [\old(a16)=4, \old(a17)=0, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=13, \old(input)=3, a=1, a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=13, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L37] COND FALSE !((((((((input==5)&&((((a16==6)&&(a17==1))||(!(a17==1)&&(a16==4)))||(!(a17==1)&&(a16==5))))&&(a20==1))&&(a12==8))&&(a7==1))&&!(a21==1))&&(a8==13))) VAL [\old(a16)=4, \old(a17)=0, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=13, \old(input)=3, a=1, a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=13, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L45] COND FALSE !(((!(a7==1)&&((((a16==6)&&((a21==1)&&((a17==1)&&(input==3))))&&!(a20==1))&&(a8==15)))&&(a12==8))) VAL [\old(a16)=4, \old(a17)=0, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=13, \old(input)=3, a=1, a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=13, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L51] COND FALSE !(((a17==1)&&((!(a7==1)&&(((a21==1)&&((((a16==5)||(a16==6))&&(input==6))&&(a20==1)))&&(a8==15)))&&(a12==8)))) VAL [\old(a16)=4, \old(a17)=0, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=13, \old(input)=3, a=1, a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=13, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L56] COND FALSE !((((input==3)&&((((a16==6)&&((!(a20==1)&&(!(a7==1)&&!(a17==1)))&&(a8==15)))&&(a21==1))||((((a8==13)&&((a20==1)&&((a17==1)&&(a7==1))))&&(a16==4))&&!(a21==1))))&&(a12==8))) VAL [\old(a16)=4, \old(a17)=0, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=13, \old(input)=3, a=1, a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=13, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L64] COND FALSE !((((a17==1)&&(((a21==1)&&((!(a7==1)&&((input==4)&&(a8==15)))&&!(a20==1)))&&(a12==8)))&&(a16==6))) VAL [\old(a16)=4, \old(a17)=0, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=13, \old(input)=3, a=1, a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=13, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L67] COND FALSE !((((a12==8)&&(((a21==1)&&((((input==5)&&!(a7==1))&&(a8==15))&&(a16==5)))&&!(a20==1)))&&!(a17==1))) VAL [\old(a16)=4, \old(a17)=0, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=13, \old(input)=3, a=1, a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=13, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L74] COND FALSE !(((a12==8)&&((input==1)&&(((a21==1)&&(((a8==15)&&((!(a17==1)&&!(a7==1))&&!(a20==1)))&&(a16==6)))||(!(a21==1)&&((a16==4)&&((a8==13)&&(((a17==1)&&(a7==1))&&(a20==1))))))))) VAL [\old(a16)=4, \old(a17)=0, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=13, \old(input)=3, a=1, a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=13, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L82] COND FALSE !(((((!(a17==1)&&(!(a7==1)&&((a21==1)&&((a8==15)&&(input==4)))))&&!(a20==1))&&(a12==8))&&(a16==4))) VAL [\old(a16)=4, \old(a17)=0, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=13, \old(input)=3, a=1, a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=13, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L86] COND FALSE !(((((((a16==6)&&((!(a20==1)&&(!(a17==1)&&!(a7==1)))&&(a8==15)))&&(a21==1))||(((a16==4)&&(((a20==1)&&((a17==1)&&(a7==1)))&&(a8==13)))&&!(a21==1)))&&(input==2))&&(a12==8))) VAL [\old(a16)=4, \old(a17)=0, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=13, \old(input)=3, a=1, a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=13, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L94] COND FALSE !(((a8==13)&&(!(a21==1)&&((((input==3)&&((((a20==1)&&!(a17==1))&&(a16==6))||((!(a20==1)&&(a17==1))&&(a16==4))))&&(a12==8))&&(a7==1))))) VAL [\old(a16)=4, \old(a17)=0, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=13, \old(input)=3, a=1, a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=13, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L99] COND FALSE !(((((a21==1)&&((a12==8)&&((input==1)&&(((!(a20==1)&&(a17==1))&&(a16==4))||(((a16==5)&&(!(a17==1)&&(a20==1)))||((a16==6)&&(!(a17==1)&&(a20==1))))))))&&!(a7==1))&&(a8==15))) VAL [\old(a16)=4, \old(a17)=0, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=13, \old(input)=3, a=1, a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=13, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L104] COND FALSE !((((a16==5)&&(((a7==1)&&((!(a21==1)&&((a12==8)&&(input==3)))&&(a8==13)))&&(a17==1)))&&(a20==1))) VAL [\old(a16)=4, \old(a17)=0, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=13, \old(input)=3, a=1, a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=13, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L110] COND FALSE !(((a17==1)&&(((a8==15)&&(((a12==8)&&((!(a7==1)&&(input==5))&&(a21==1)))&&!(a20==1)))&&(a16==5)))) VAL [\old(a16)=4, \old(a17)=0, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=13, \old(input)=3, a=1, a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=13, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L116] COND FALSE !((!(a7==1)&&(((((a21==1)&&(((a8==15)&&(input==5))&&!(a17==1)))&&(a12==8))&&(a20==1))&&(a16==4)))) VAL [\old(a16)=4, \old(a17)=0, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=13, \old(input)=3, a=1, a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=13, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L121] COND FALSE !(((!(a21==1)&&(((a12==8)&&((((a16==6)&&((a20==1)&&!(a17==1)))||((!(a20==1)&&(a17==1))&&(a16==4)))&&(input==1)))&&(a8==13)))&&(a7==1))) VAL [\old(a16)=4, \old(a17)=0, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=13, \old(input)=3, a=1, a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=13, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L126] COND FALSE !(((a17==1)&&(!(a7==1)&&(((a21==1)&&(((a12==8)&&((input==5)&&((a16==5)||(a16==6))))&&(a20==1)))&&(a8==15))))) VAL [\old(a16)=4, \old(a17)=0, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=13, \old(input)=3, a=1, a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=13, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L131] COND FALSE !((((a12==8)&&(!(a21==1)&&((a7==1)&&((a8==13)&&((input==6)&&((((a16==6)&&(a17==1))||((a16==4)&&!(a17==1)))||((a16==5)&&!(a17==1))))))))&&(a20==1))) VAL [\old(a16)=4, \old(a17)=0, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=13, \old(input)=3, a=1, a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=13, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L138] COND FALSE !((((a16==5)&&((((a8==15)&&((!(a7==1)&&(input==2))&&(a21==1)))&&(a12==8))&&!(a20==1)))&&!(a17==1))) VAL [\old(a16)=4, \old(a17)=0, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=13, \old(input)=3, a=1, a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=13, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L142] COND FALSE !((!(a20==1)&&((a21==1)&&((a16==4)&&((a8==15)&&(((a12==8)&&((input==2)&&!(a7==1)))&&!(a17==1))))))) VAL [\old(a16)=4, \old(a17)=0, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=13, \old(input)=3, a=1, a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=13, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L146] COND FALSE !((((a21==1)&&(!(a7==1)&&((!(a20==1)&&(!(a17==1)&&((a12==8)&&(input==6))))&&(a16==4))))&&(a8==15))) VAL [\old(a16)=4, \old(a17)=0, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=13, \old(input)=3, a=1, a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=13, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L150] COND FALSE !(((a17==1)&&((((((a12==8)&&((input==4)&&(a8==13)))&&(a20==1))&&!(a21==1))&&(a16==5))&&(a7==1)))) VAL [\old(a16)=4, \old(a17)=0, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=13, \old(input)=3, a=1, a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=13, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L154] COND FALSE !(((((a8==13)&&((a12==8)&&((((((a16==6)&&(a17==1))||(!(a17==1)&&(a16==4)))||(!(a17==1)&&(a16==5)))&&(input==1))&&!(a21==1))))&&(a20==1))&&(a7==1))) VAL [\old(a16)=4, \old(a17)=0, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=13, \old(input)=3, a=1, a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=13, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L162] COND FALSE !(((a8==13)&&(!(a21==1)&&((((((!(a17==1)&&(a20==1))&&(a16==6))||((a16==4)&&((a17==1)&&!(a20==1))))&&(input==5))&&(a7==1))&&(a12==8))))) VAL [\old(a16)=4, \old(a17)=0, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=13, \old(input)=3, a=1, a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=13, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L167] COND FALSE !(((!(a21==1)&&((((((a16==6)&&((a20==1)&&!(a17==1)))||(((a17==1)&&!(a20==1))&&(a16==4)))&&(input==4))&&(a7==1))&&(a12==8)))&&(a8==13))) VAL [\old(a16)=4, \old(a17)=0, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=13, \old(input)=3, a=1, a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=13, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L175] COND FALSE !((((a21==1)&&(!(a7==1)&&((((((a16==5)&&((a20==1)&&!(a17==1)))||((!(a17==1)&&(a20==1))&&(a16==6)))||((a16==4)&&((a17==1)&&!(a20==1))))&&(input==4))&&(a12==8))))&&(a8==15))) VAL [\old(a16)=4, \old(a17)=0, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=13, \old(input)=3, a=1, a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=13, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L180] COND FALSE !(((((((a16==6)&&((!(a20==1)&&(!(a17==1)&&!(a7==1)))&&(a8==15)))&&(a21==1))||(((a16==4)&&((((a7==1)&&(a17==1))&&(a20==1))&&(a8==13)))&&!(a21==1)))&&(input==4))&&(a12==8))) VAL [\old(a16)=4, \old(a17)=0, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=13, \old(input)=3, a=1, a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=13, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L188] COND FALSE !((!(a17==1)&&(((a12==8)&&(!(a20==1)&&(((a8==15)&&((a21==1)&&(input==4)))&&!(a7==1))))&&(a16==5)))) VAL [\old(a16)=4, \old(a17)=0, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=13, \old(input)=3, a=1, a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=13, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L191] COND FALSE !((((!(a7==1)&&(((input==2)&&((((a16==5)&&((a20==1)&&!(a17==1)))||((a16==6)&&((a20==1)&&!(a17==1))))||((a16==4)&&(!(a20==1)&&(a17==1)))))&&(a8==15)))&&(a12==8))&&(a21==1))) VAL [\old(a16)=4, \old(a17)=0, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=13, \old(input)=3, a=1, a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=13, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L196] COND FALSE !((!(a20==1)&&(((((((input==6)&&(a16==5))&&(a21==1))&&!(a17==1))&&(a12==8))&&!(a7==1))&&(a8==15)))) VAL [\old(a16)=4, \old(a17)=0, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=13, \old(input)=3, a=1, a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=13, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L199] COND FALSE !(((a12==8)&&(((((((a21==1)&&(input==5))&&(a8==15))&&(a17==1))&&!(a7==1))&&!(a20==1))&&(a16==6)))) VAL [\old(a16)=4, \old(a17)=0, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=13, \old(input)=3, a=1, a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=13, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L205] COND FALSE !(((((a8==15)&&(!(a7==1)&&((((!(a20==1)&&(a17==1))&&(a16==4))||(((!(a17==1)&&(a20==1))&&(a16==5))||((a16==6)&&((a20==1)&&!(a17==1)))))&&(input==6))))&&(a12==8))&&(a21==1))) VAL [\old(a16)=4, \old(a17)=0, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=13, \old(input)=3, a=1, a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=13, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L210] COND FALSE !(((a8==15)&&((a16==4)&&(!(a20==1)&&((((a21==1)&&(!(a17==1)&&(input==5)))&&!(a7==1))&&(a12==8)))))) VAL [\old(a16)=4, \old(a17)=0, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=13, \old(input)=3, a=1, a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=13, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L216] COND FALSE !(((a17==1)&&((a12==8)&&((a8==15)&&(((!(a7==1)&&(((a16==5)||(a16==6))&&(input==2)))&&(a21==1))&&(a20==1)))))) VAL [\old(a16)=4, \old(a17)=0, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=13, \old(input)=3, a=1, a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=13, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L220] COND FALSE !((!(a7==1)&&(((a8==15)&&((!(a17==1)&&((a12==8)&&((input==3)&&(a21==1))))&&(a16==4)))&&(a20==1)))) VAL [\old(a16)=4, \old(a17)=0, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=13, \old(input)=3, a=1, a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=13, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L225] COND FALSE !(((a16==5)&&((!(a21==1)&&(((a8==13)&&(((input==2)&&(a20==1))&&(a12==8)))&&(a7==1)))&&(a17==1)))) VAL [\old(a16)=4, \old(a17)=0, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=13, \old(input)=3, a=1, a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=13, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L233] COND FALSE !(((a20==1)&&(((a12==8)&&((a7==1)&&((a8==13)&&(((!(a17==1)&&(a16==5))||(((a17==1)&&(a16==6))||(!(a17==1)&&(a16==4))))&&(input==3)))))&&!(a21==1)))) VAL [\old(a16)=4, \old(a17)=0, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=13, \old(input)=3, a=1, a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=13, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L240] COND FALSE !(((a12==8)&&((a7==1)&&(!(a21==1)&&((a8==13)&&((input==6)&&(((a16==6)&&((a20==1)&&!(a17==1)))||((a16==4)&&((a17==1)&&!(a20==1)))))))))) VAL [\old(a16)=4, \old(a17)=0, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=13, \old(input)=3, a=1, a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=13, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L247] COND FALSE !(((!(a7==1)&&(!(a17==1)&&((((a16==4)&&((a8==15)&&(input==1)))&&(a12==8))&&(a21==1))))&&(a20==1))) VAL [\old(a16)=4, \old(a17)=0, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=13, \old(input)=3, a=1, a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=13, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L252] COND FALSE !(((a17==1)&&(((a21==1)&&(!(a20==1)&&((a12==8)&&((a8==15)&&(!(a7==1)&&(input==1))))))&&(a16==6)))) VAL [\old(a16)=4, \old(a17)=0, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=13, \old(input)=3, a=1, a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=13, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L258] COND FALSE !(((a20==1)&&((a12==8)&&((((a17==1)&&((((a16==5)||(a16==6))&&(input==4))&&(a8==15)))&&(a21==1))&&!(a7==1))))) VAL [\old(a16)=4, \old(a17)=0, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=13, \old(input)=3, a=1, a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=13, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L263] COND FALSE !(((((a8==13)&&((((!(a21==1)&&(input==6))&&(a20==1))&&(a12==8))&&(a17==1)))&&(a7==1))&&(a16==5))) VAL [\old(a16)=4, \old(a17)=0, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=13, \old(input)=3, a=1, a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=13, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L267] COND FALSE !(((a16==5)&&(((((a12==8)&&(!(a7==1)&&((input==2)&&!(a20==1))))&&(a21==1))&&(a17==1))&&(a8==15)))) VAL [\old(a16)=4, \old(a17)=0, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=13, \old(input)=3, a=1, a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=13, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L270] COND FALSE !((((a12==8)&&(((!(a17==1)&&((a21==1)&&((input==4)&&!(a7==1))))&&(a8==15))&&(a20==1)))&&(a16==4))) VAL [\old(a16)=4, \old(a17)=0, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=13, \old(input)=3, a=1, a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=13, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L275] COND FALSE !(((a7==1)&&((a8==13)&&((a12==8)&&(!(a21==1)&&((input==2)&&((((a20==1)&&!(a17==1))&&(a16==6))||(((a17==1)&&!(a20==1))&&(a16==4))))))))) VAL [\old(a16)=4, \old(a17)=0, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=13, \old(input)=3, a=1, a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=13, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L280] COND FALSE !((((((((!(a20==1)&&(!(a17==1)&&!(a7==1)))&&(a8==15))&&(a16==6))&&(a21==1))||((((a8==13)&&(((a17==1)&&(a7==1))&&(a20==1)))&&(a16==4))&&!(a21==1)))&&(input==6))&&(a12==8))) VAL [\old(a16)=4, \old(a17)=0, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=13, \old(input)=3, a=1, a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=13, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L288] COND FALSE !(((!(a7==1)&&(!(a17==1)&&(((((input==3)&&(a21==1))&&(a16==4))&&(a8==15))&&(a12==8))))&&!(a20==1))) VAL [\old(a16)=4, \old(a17)=0, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=13, \old(input)=3, a=1, a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=13, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L294] COND FALSE !((((((a12==8)&&(((((a17==1)&&!(a20==1))&&(a16==4))||((((a20==1)&&!(a17==1))&&(a16==5))||((!(a17==1)&&(a20==1))&&(a16==6))))&&(input==3)))&&(a8==15))&&(a21==1))&&!(a7==1))) VAL [\old(a16)=4, \old(a17)=0, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=13, \old(input)=3, a=1, a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=13, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L301] COND FALSE !((((!(a7==1)&&(((input==5)&&((((a16==5)&&(!(a17==1)&&(a20==1)))||((a16==6)&&((a20==1)&&!(a17==1))))||((a16==4)&&(!(a20==1)&&(a17==1)))))&&(a12==8)))&&(a21==1))&&(a8==15))) VAL [\old(a16)=4, \old(a17)=0, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=13, \old(input)=3, a=1, a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=13, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L308] COND FALSE !(((!(a7==1)&&(((a21==1)&&(((a17==1)&&((a12==8)&&(input==2)))&&!(a20==1)))&&(a16==6)))&&(a8==15))) VAL [\old(a16)=4, \old(a17)=0, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=13, \old(input)=3, a=1, a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=13, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L314] COND FALSE !(((!(a17==1)&&((a21==1)&&((!(a20==1)&&((a12==8)&&((input==3)&&!(a7==1))))&&(a8==15))))&&(a16==5))) VAL [\old(a16)=4, \old(a17)=0, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=13, \old(input)=3, a=1, a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=13, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L318] COND FALSE !((((a16==5)&&(!(a20==1)&&(((((input==6)&&(a21==1))&&(a17==1))&&!(a7==1))&&(a12==8))))&&(a8==15))) VAL [\old(a16)=4, \old(a17)=0, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=13, \old(input)=3, a=1, a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=13, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L320] COND FALSE !((!(a7==1)&&((a17==1)&&(((a16==6)&&(!(a20==1)&&(((input==6)&&(a12==8))&&(a21==1))))&&(a8==15))))) VAL [\old(a16)=4, \old(a17)=0, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=13, \old(input)=3, a=1, a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=13, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L326] COND FALSE !(((((a21==1)&&((a8==15)&&((a12==8)&&(!(a7==1)&&(!(a17==1)&&(input==2))))))&&(a16==4))&&(a20==1))) VAL [\old(a16)=4, \old(a17)=0, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=13, \old(input)=3, a=1, a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=13, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L331] COND FALSE !(((a8==15)&&(((a16==4)&&((a12==8)&&((!(a20==1)&&(!(a7==1)&&(input==1)))&&!(a17==1))))&&(a21==1)))) VAL [\old(a16)=4, \old(a17)=0, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=13, \old(input)=3, a=1, a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=13, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L335] COND FALSE !(((a21==1)&&(((a12==8)&&((((a17==1)&&((input==3)&&((a16==5)||(a16==6))))&&!(a7==1))&&(a20==1)))&&(a8==15)))) VAL [\old(a16)=4, \old(a17)=0, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=13, \old(input)=3, a=1, a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=13, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L339] COND FALSE !((!(a21==1)&&((a20==1)&&(((a12==8)&&((a8==13)&&((((a16==5)&&!(a17==1))||(((a17==1)&&(a16==6))||(!(a17==1)&&(a16==4))))&&(input==2))))&&(a7==1))))) VAL [\old(a16)=4, \old(a17)=0, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=13, \old(input)=3, a=1, a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=13, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L347] COND FALSE !(((a7==1)&&((a12==8)&&((((a20==1)&&(((!(a17==1)&&(a16==5))||(((a17==1)&&(a16==6))||((a16==4)&&!(a17==1))))&&(input==4)))&&(a8==13))&&!(a21==1))))) VAL [\old(a16)=4, \old(a17)=0, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=13, \old(input)=3, a=1, a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=13, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L355] COND FALSE !(((a21==1)&&((((!(a7==1)&&((a8==15)&&(!(a20==1)&&(input==4))))&&(a17==1))&&(a16==5))&&(a12==8)))) VAL [\old(a16)=4, \old(a17)=0, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=13, \old(input)=3, a=1, a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=13, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L357] COND FALSE !((((!(a7==1)&&((!(a20==1)&&((a21==1)&&((input==3)&&(a17==1))))&&(a8==15)))&&(a12==8))&&(a16==5))) VAL [\old(a16)=4, \old(a17)=0, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=13, \old(input)=3, a=1, a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=13, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L363] COND FALSE !(((((!(a17==1)&&(!(a20==1)&&((a8==15)&&((input==1)&&(a16==5)))))&&(a12==8))&&(a21==1))&&!(a7==1))) VAL [\old(a16)=4, \old(a17)=0, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=13, \old(input)=3, a=1, a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=13, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L365] COND FALSE !(((((a21==1)&&((a8==15)&&(((a16==5)&&((a12==8)&&(input==1)))&&(a17==1))))&&!(a7==1))&&!(a20==1))) VAL [\old(a16)=4, \old(a17)=0, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=13, \old(input)=3, a=1, a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=13, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L367] COND FALSE !(((!(a21==1)&&((a20==1)&&((((a8==13)&&((a7==1)&&(input==5)))&&(a17==1))&&(a12==8))))&&(a16==5))) VAL [\old(a16)=4, \old(a17)=0, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=13, \old(input)=3, a=1, a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=13, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L374] COND FALSE !((((!(a7==1)&&((a21==1)&&((((input==6)&&(a20==1))&&(a8==15))&&!(a17==1))))&&(a12==8))&&(a16==4))) VAL [\old(a16)=4, \old(a17)=0, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=13, \old(input)=3, a=1, a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=13, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L379] COND FALSE !(((((a20==1)&&(((!(a21==1)&&((a7==1)&&(input==1)))&&(a8==13))&&(a17==1)))&&(a12==8))&&(a16==5))) VAL [\old(a16)=4, \old(a17)=0, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=13, \old(input)=3, a=1, a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=13, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L384] COND FALSE !(((a12==8)&&((input==5)&&((((((!(a17==1)&&!(a7==1))&&!(a20==1))&&(a8==15))&&(a16==6))&&(a21==1))||(!(a21==1)&&((a16==4)&&(((a20==1)&&((a7==1)&&(a17==1)))&&(a8==13)))))))) VAL [\old(a16)=4, \old(a17)=0, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=13, \old(input)=3, a=1, a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=13, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L393] COND FALSE !(((((((!(a17==1)&&(a7==1))&&!(a20==1))&&(a8==14))&&(a12==8))&&(a16==4))&&(a21==1))) VAL [\old(a16)=4, \old(a17)=0, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=13, \old(input)=3, a=1, a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=13, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L396] COND FALSE !((((((((a17==1)&&!(a7==1))&&(a20==1))&&(a8==14))&&(a12==8))&&(a16==4))&&(a21==1))) VAL [\old(a16)=4, \old(a17)=0, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=13, \old(input)=3, a=1, a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=13, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L399] COND FALSE !(((((((!(a17==1)&&(a7==1))&&!(a20==1))&&(a8==15))&&(a12==8))&&(a16==4))&&(a21==1))) VAL [\old(a16)=4, \old(a17)=0, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=13, \old(input)=3, a=1, a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=13, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L402] COND FALSE !((((((((a17==1)&&!(a7==1))&&(a20==1))&&(a8==13))&&(a12==8))&&(a16==6))&&(a21==1))) VAL [\old(a16)=4, \old(a17)=0, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=13, \old(input)=3, a=1, a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=13, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L405] COND FALSE !(((((((!(a17==1)&&!(a7==1))&&!(a20==1))&&(a8==14))&&(a12==8))&&(a16==4))&&(a21==1))) VAL [\old(a16)=4, \old(a17)=0, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=13, \old(input)=3, a=1, a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=13, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L408] COND FALSE !(((((((!(a17==1)&&(a7==1))&&!(a20==1))&&(a8==15))&&(a12==8))&&(a16==5))&&(a21==1))) VAL [\old(a16)=4, \old(a17)=0, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=13, \old(input)=3, a=1, a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=13, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L411] COND FALSE !(((((((!(a17==1)&&!(a7==1))&&!(a20==1))&&(a8==14))&&(a12==8))&&(a16==5))&&(a21==1))) VAL [\old(a16)=4, \old(a17)=0, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=13, \old(input)=3, a=1, a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=13, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L414] COND FALSE !(((((((!(a17==1)&&!(a7==1))&&(a20==1))&&(a8==14))&&(a12==8))&&(a16==4))&&(a21==1))) VAL [\old(a16)=4, \old(a17)=0, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=13, \old(input)=3, a=1, a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=13, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L417] COND FALSE !((((((((a17==1)&&!(a7==1))&&(a20==1))&&(a8==13))&&(a12==8))&&(a16==4))&&(a21==1))) VAL [\old(a16)=4, \old(a17)=0, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=13, \old(input)=3, a=1, a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=13, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L420] COND FALSE !(((((((!(a17==1)&&(a7==1))&&(a20==1))&&(a8==14))&&(a12==8))&&(a16==5))&&(a21==1))) VAL [\old(a16)=4, \old(a17)=0, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=13, \old(input)=3, a=1, a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=13, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L423] COND TRUE ((((((!(a17==1)&&!(a7==1))&&(a20==1))&&(a8==13))&&(a12==8))&&(a16==4))&&(a21==1)) VAL [\old(a16)=4, \old(a17)=0, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=13, \old(input)=3, a=1, a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=13, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L424] CALL reach_error() VAL [\old(a16)=4, \old(a17)=0, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=13, a=1, a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=13, b=2, c=3, d=4, e=5, f=6, u=21, v=22, w=23, x=24, y=25, z=26] [L4] __assert_fail("0", "Problem01_label38.c", 4, "reach_error") VAL [\old(a16)=4, \old(a17)=0, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=13, a=1, a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=13, b=2, c=3, d=4, e=5, f=6, u=21, v=22, w=23, x=24, y=25, z=26] - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 211 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 105.8s, OverallIterations: 14, TraceHistogramMax: 5, AutomataDifference: 91.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 563 SDtfs, 12454 SDslu, 917 SDs, 0 SdLazy, 19205 SolverSat, 3313 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 42.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 2092 GetRequests, 1782 SyntacticMatches, 5 SemanticMatches, 305 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3861 ImplicationChecksByTransitivity, 38.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=8901occurred in iteration=12, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.7s AutomataMinimizationTime, 13 MinimizatonAttempts, 1388 StatesRemovedByMinimization, 11 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.6s SsaConstructionTime, 1.8s SatisfiabilityAnalysisTime, 6.6s InterpolantComputationTime, 3755 NumberOfCodeBlocks, 3755 NumberOfCodeBlocksAsserted, 24 NumberOfCheckSat, 3463 ConstructedInterpolants, 0 QuantifiedInterpolants, 1973018 SizeOfPredicates, 18 NumberOfNonLiveVariables, 5308 ConjunctsInSsa, 106 ConjunctsInUnsatCore, 23 InterpolantComputations, 6 PerfectInterpolantSequences, 1785/2025 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 incorrect! Received shutdown request...