/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.assert.codeblocks.term.scoring.heuristic DAGSIZE --traceabstraction.assert.codeblocks.term.scoring.heuristic.partitioning.strategy FIXED_NUM_PARTITIONS --traceabstraction.assert.codeblocks.term.scoring.heuristic.number.of.partitions 4 --traceabstraction.trace.refinement.strategy CAMEL_SMT_AM -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/eca-rers2012/Problem02_label11.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-79ed534 [2020-07-20 03:43:34,549 INFO L177 SettingsManager]: Resetting all preferences to default values... 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[2020-07-20 03:43:34,613 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-20 03:43:34,614 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-20 03:43:34,615 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-20 03:43:34,616 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-07-20 03:43:34,630 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-20 03:43:34,630 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-20 03:43:34,632 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-20 03:43:34,632 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-20 03:43:34,632 INFO L138 SettingsManager]: * Use SBE=true [2020-07-20 03:43:34,632 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-20 03:43:34,632 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-20 03:43:34,633 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-20 03:43:34,633 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-20 03:43:34,633 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-20 03:43:34,633 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-20 03:43:34,633 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-20 03:43:34,634 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-20 03:43:34,634 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-20 03:43:34,634 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-20 03:43:34,634 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-20 03:43:34,634 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-20 03:43:34,635 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-20 03:43:34,635 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-20 03:43:34,635 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-20 03:43:34,635 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-20 03:43:34,635 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-20 03:43:34,636 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-20 03:43:34,636 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-20 03:43:34,636 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-20 03:43:34,636 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-20 03:43:34,636 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 03:43:34,637 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-20 03:43:34,637 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-20 03:43:34,637 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks Term Scoring Heuristic -> DAGSIZE Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks Term Scoring Heuristic Partitioning Strategy -> FIXED_NUM_PARTITIONS Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks Term Scoring Heuristic number of partitions -> 4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> CAMEL_SMT_AM [2020-07-20 03:43:34,928 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-20 03:43:34,949 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-20 03:43:34,954 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-20 03:43:34,956 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-20 03:43:34,957 INFO L275 PluginConnector]: CDTParser initialized [2020-07-20 03:43:34,958 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem02_label11.c [2020-07-20 03:43:35,042 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cceebcf33/a776e09746d246b189f3d5279585e38c/FLAGf24ff8bcf [2020-07-20 03:43:35,647 INFO L306 CDTParser]: Found 1 translation units. [2020-07-20 03:43:35,648 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem02_label11.c [2020-07-20 03:43:35,660 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cceebcf33/a776e09746d246b189f3d5279585e38c/FLAGf24ff8bcf [2020-07-20 03:43:35,896 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cceebcf33/a776e09746d246b189f3d5279585e38c [2020-07-20 03:43:35,908 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-20 03:43:35,912 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-20 03:43:35,913 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-20 03:43:35,913 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-20 03:43:35,917 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-20 03:43:35,918 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 03:43:35" (1/1) ... [2020-07-20 03:43:35,921 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@151d6e6c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 03:43:35, skipping insertion in model container [2020-07-20 03:43:35,922 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 03:43:35" (1/1) ... [2020-07-20 03:43:35,930 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-20 03:43:35,991 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-20 03:43:36,464 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-20 03:43:36,470 INFO L203 MainTranslator]: Completed pre-run [2020-07-20 03:43:36,712 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-20 03:43:36,740 INFO L208 MainTranslator]: Completed translation [2020-07-20 03:43:36,740 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 03:43:36 WrapperNode [2020-07-20 03:43:36,740 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-20 03:43:36,741 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-20 03:43:36,741 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-20 03:43:36,741 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-20 03:43:36,754 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 03:43:36" (1/1) ... [2020-07-20 03:43:36,755 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 03:43:36" (1/1) ... [2020-07-20 03:43:36,772 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 03:43:36" (1/1) ... [2020-07-20 03:43:36,772 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 03:43:36" (1/1) ... [2020-07-20 03:43:36,809 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 03:43:36" (1/1) ... [2020-07-20 03:43:36,829 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 03:43:36" (1/1) ... [2020-07-20 03:43:36,836 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 03:43:36" (1/1) ... [2020-07-20 03:43:36,845 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-20 03:43:36,846 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-20 03:43:36,846 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-20 03:43:36,846 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-20 03:43:36,847 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 03:43:36" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-20 03:43:36,935 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-20 03:43:36,935 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-20 03:43:36,935 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2020-07-20 03:43:36,936 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-20 03:43:36,936 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2020-07-20 03:43:36,936 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-20 03:43:36,937 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-20 03:43:36,937 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-07-20 03:43:36,938 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-20 03:43:36,938 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-20 03:43:36,938 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-20 03:43:38,274 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-20 03:43:38,275 INFO L295 CfgBuilder]: Removed 1 assume(true) statements. [2020-07-20 03:43:38,286 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.07 03:43:38 BoogieIcfgContainer [2020-07-20 03:43:38,286 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-20 03:43:38,289 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-20 03:43:38,289 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-20 03:43:38,292 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-20 03:43:38,292 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.07 03:43:35" (1/3) ... [2020-07-20 03:43:38,294 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@26d14978 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.07 03:43:38, skipping insertion in model container [2020-07-20 03:43:38,294 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 03:43:36" (2/3) ... [2020-07-20 03:43:38,294 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@26d14978 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.07 03:43:38, skipping insertion in model container [2020-07-20 03:43:38,295 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.07 03:43:38" (3/3) ... [2020-07-20 03:43:38,297 INFO L109 eAbstractionObserver]: Analyzing ICFG Problem02_label11.c [2020-07-20 03:43:38,309 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-07-20 03:43:38,320 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-20 03:43:38,335 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-20 03:43:38,361 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-20 03:43:38,362 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-20 03:43:38,362 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-07-20 03:43:38,362 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-20 03:43:38,362 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-20 03:43:38,362 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-20 03:43:38,363 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-20 03:43:38,363 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-20 03:43:38,385 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states. [2020-07-20 03:43:38,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2020-07-20 03:43:38,399 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 03:43:38,400 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-20 03:43:38,401 INFO L427 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 03:43:38,407 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 03:43:38,408 INFO L82 PathProgramCache]: Analyzing trace with hash 341704158, now seen corresponding path program 1 times [2020-07-20 03:43:38,418 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL_SMT_AM [2020-07-20 03:43:38,419 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1161657456] [2020-07-20 03:43:38,419 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@535d56c0 [2020-07-20 03:43:38,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 03:43:38,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 03:43:39,027 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-20 03:43:39,028 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1161657456] [2020-07-20 03:43:39,029 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 03:43:39,029 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-07-20 03:43:39,030 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [810280283] [2020-07-20 03:43:39,036 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-07-20 03:43:39,037 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_SMT_AM [2020-07-20 03:43:39,052 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-07-20 03:43:39,053 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-07-20 03:43:39,056 INFO L87 Difference]: Start difference. First operand 236 states. Second operand 5 states. [2020-07-20 03:43:41,377 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 03:43:41,377 INFO L93 Difference]: Finished difference Result 813 states and 1406 transitions. [2020-07-20 03:43:41,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-07-20 03:43:41,379 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 114 [2020-07-20 03:43:41,380 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 03:43:41,419 INFO L225 Difference]: With dead ends: 813 [2020-07-20 03:43:41,419 INFO L226 Difference]: Without dead ends: 488 [2020-07-20 03:43:41,428 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-07-20 03:43:41,447 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 488 states. [2020-07-20 03:43:41,517 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 488 to 481. [2020-07-20 03:43:41,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 481 states. [2020-07-20 03:43:41,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 481 states to 481 states and 692 transitions. [2020-07-20 03:43:41,524 INFO L78 Accepts]: Start accepts. Automaton has 481 states and 692 transitions. Word has length 114 [2020-07-20 03:43:41,525 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 03:43:41,525 INFO L479 AbstractCegarLoop]: Abstraction has 481 states and 692 transitions. [2020-07-20 03:43:41,525 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-07-20 03:43:41,525 INFO L276 IsEmpty]: Start isEmpty. Operand 481 states and 692 transitions. [2020-07-20 03:43:41,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2020-07-20 03:43:41,532 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 03:43:41,532 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-20 03:43:41,532 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-07-20 03:43:41,533 INFO L427 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 03:43:41,533 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 03:43:41,533 INFO L82 PathProgramCache]: Analyzing trace with hash -1958574535, now seen corresponding path program 1 times [2020-07-20 03:43:41,534 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL_SMT_AM [2020-07-20 03:43:41,534 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1319677976] [2020-07-20 03:43:41,534 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@535d56c0 [2020-07-20 03:43:41,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 03:43:41,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 03:43:41,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 03:43:41,923 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-20 03:43:41,924 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1319677976] [2020-07-20 03:43:41,924 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [731642261] [2020-07-20 03:43:41,924 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@3a2f4d77 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-20 03:43:42,056 INFO L228 tOrderPrioritization]: Assert order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@3a2f4d77 issued 4 check-sat command(s) [2020-07-20 03:43:42,057 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 03:43:42,060 INFO L263 TraceCheckSpWp]: Trace formula consists of 327 conjuncts, 4 conjunts are in the unsatisfiable core [2020-07-20 03:43:42,070 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 03:43:42,148 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-20 03:43:42,149 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-07-20 03:43:42,149 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [6] total 7 [2020-07-20 03:43:42,150 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2110316992] [2020-07-20 03:43:42,151 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-20 03:43:42,151 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_SMT_AM [2020-07-20 03:43:42,152 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-20 03:43:42,152 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-07-20 03:43:42,152 INFO L87 Difference]: Start difference. First operand 481 states and 692 transitions. Second operand 3 states. [2020-07-20 03:43:42,803 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 03:43:42,804 INFO L93 Difference]: Finished difference Result 1246 states and 1820 transitions. [2020-07-20 03:43:42,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-20 03:43:42,805 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 122 [2020-07-20 03:43:42,806 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 03:43:42,813 INFO L225 Difference]: With dead ends: 1246 [2020-07-20 03:43:42,813 INFO L226 Difference]: Without dead ends: 771 [2020-07-20 03:43:42,815 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 130 GetRequests, 125 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-07-20 03:43:42,817 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 771 states. [2020-07-20 03:43:42,853 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 771 to 626. [2020-07-20 03:43:42,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 626 states. [2020-07-20 03:43:42,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 626 states to 626 states and 917 transitions. [2020-07-20 03:43:42,857 INFO L78 Accepts]: Start accepts. Automaton has 626 states and 917 transitions. Word has length 122 [2020-07-20 03:43:42,858 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 03:43:42,858 INFO L479 AbstractCegarLoop]: Abstraction has 626 states and 917 transitions. [2020-07-20 03:43:42,858 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-20 03:43:42,859 INFO L276 IsEmpty]: Start isEmpty. Operand 626 states and 917 transitions. [2020-07-20 03:43:42,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2020-07-20 03:43:42,863 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 03:43:42,864 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-20 03:43:43,079 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1 [2020-07-20 03:43:43,079 INFO L427 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 03:43:43,080 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 03:43:43,080 INFO L82 PathProgramCache]: Analyzing trace with hash 2078659318, now seen corresponding path program 1 times [2020-07-20 03:43:43,081 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL_SMT_AM [2020-07-20 03:43:43,081 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1515744588] [2020-07-20 03:43:43,082 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@535d56c0 [2020-07-20 03:43:43,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 03:43:43,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 03:43:43,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 03:43:43,285 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-20 03:43:43,285 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1515744588] [2020-07-20 03:43:43,286 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 03:43:43,286 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-07-20 03:43:43,286 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1955767705] [2020-07-20 03:43:43,287 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-07-20 03:43:43,287 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_SMT_AM [2020-07-20 03:43:43,288 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-07-20 03:43:43,288 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2020-07-20 03:43:43,288 INFO L87 Difference]: Start difference. First operand 626 states and 917 transitions. Second operand 8 states. [2020-07-20 03:43:45,464 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 03:43:45,464 INFO L93 Difference]: Finished difference Result 2340 states and 3598 transitions. [2020-07-20 03:43:45,465 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-07-20 03:43:45,466 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 136 [2020-07-20 03:43:45,466 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 03:43:45,484 INFO L225 Difference]: With dead ends: 2340 [2020-07-20 03:43:45,485 INFO L226 Difference]: Without dead ends: 1720 [2020-07-20 03:43:45,489 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 26 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=60, Invalid=150, Unknown=0, NotChecked=0, Total=210 [2020-07-20 03:43:45,491 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1720 states. [2020-07-20 03:43:45,582 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1720 to 1537. [2020-07-20 03:43:45,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1537 states. [2020-07-20 03:43:45,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1537 states to 1537 states and 2098 transitions. [2020-07-20 03:43:45,596 INFO L78 Accepts]: Start accepts. Automaton has 1537 states and 2098 transitions. Word has length 136 [2020-07-20 03:43:45,597 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 03:43:45,597 INFO L479 AbstractCegarLoop]: Abstraction has 1537 states and 2098 transitions. [2020-07-20 03:43:45,598 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-07-20 03:43:45,598 INFO L276 IsEmpty]: Start isEmpty. Operand 1537 states and 2098 transitions. [2020-07-20 03:43:45,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2020-07-20 03:43:45,609 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 03:43:45,609 INFO L422 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-20 03:43:45,610 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-07-20 03:43:45,611 INFO L427 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 03:43:45,612 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 03:43:45,612 INFO L82 PathProgramCache]: Analyzing trace with hash 1845816671, now seen corresponding path program 1 times [2020-07-20 03:43:45,613 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL_SMT_AM [2020-07-20 03:43:45,613 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [982324264] [2020-07-20 03:43:45,614 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@535d56c0 [2020-07-20 03:43:45,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 03:43:45,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 03:43:45,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 03:43:45,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 03:43:45,869 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 27 proven. 8 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2020-07-20 03:43:45,869 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [982324264] [2020-07-20 03:43:45,869 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [467602758] [2020-07-20 03:43:45,870 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@3397d919 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-20 03:43:45,989 INFO L228 tOrderPrioritization]: Assert order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@3397d919 issued 4 check-sat command(s) [2020-07-20 03:43:45,990 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 03:43:45,992 INFO L263 TraceCheckSpWp]: Trace formula consists of 407 conjuncts, 4 conjunts are in the unsatisfiable core [2020-07-20 03:43:45,997 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 03:43:46,055 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2020-07-20 03:43:46,058 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-07-20 03:43:46,058 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [7] total 8 [2020-07-20 03:43:46,058 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [659008449] [2020-07-20 03:43:46,059 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-20 03:43:46,059 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_SMT_AM [2020-07-20 03:43:46,059 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-20 03:43:46,060 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2020-07-20 03:43:46,060 INFO L87 Difference]: Start difference. First operand 1537 states and 2098 transitions. Second operand 3 states. [2020-07-20 03:43:46,694 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 03:43:46,694 INFO L93 Difference]: Finished difference Result 3660 states and 5123 transitions. [2020-07-20 03:43:46,695 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-20 03:43:46,695 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 149 [2020-07-20 03:43:46,696 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 03:43:46,707 INFO L225 Difference]: With dead ends: 3660 [2020-07-20 03:43:46,707 INFO L226 Difference]: Without dead ends: 2129 [2020-07-20 03:43:46,712 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 161 GetRequests, 155 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2020-07-20 03:43:46,715 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2129 states. [2020-07-20 03:43:46,762 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2129 to 1831. [2020-07-20 03:43:46,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1831 states. [2020-07-20 03:43:46,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1831 states to 1831 states and 2295 transitions. [2020-07-20 03:43:46,771 INFO L78 Accepts]: Start accepts. Automaton has 1831 states and 2295 transitions. Word has length 149 [2020-07-20 03:43:46,771 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 03:43:46,771 INFO L479 AbstractCegarLoop]: Abstraction has 1831 states and 2295 transitions. [2020-07-20 03:43:46,771 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-20 03:43:46,772 INFO L276 IsEmpty]: Start isEmpty. Operand 1831 states and 2295 transitions. [2020-07-20 03:43:46,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2020-07-20 03:43:46,778 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 03:43:46,778 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-20 03:43:46,992 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-20 03:43:46,993 INFO L427 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 03:43:46,994 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 03:43:46,994 INFO L82 PathProgramCache]: Analyzing trace with hash -1739595519, now seen corresponding path program 1 times [2020-07-20 03:43:46,994 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL_SMT_AM [2020-07-20 03:43:46,995 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [942598376] [2020-07-20 03:43:46,995 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@535d56c0 [2020-07-20 03:43:47,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 03:43:47,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 03:43:47,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 03:43:47,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 03:43:47,210 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 56 proven. 5 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-07-20 03:43:47,210 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [942598376] [2020-07-20 03:43:47,211 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [873212965] [2020-07-20 03:43:47,211 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@61d4d9d3 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 [2020-07-20 03:43:47,389 INFO L228 tOrderPrioritization]: Assert order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@61d4d9d3 issued 4 check-sat command(s) [2020-07-20 03:43:47,390 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 03:43:47,392 INFO L263 TraceCheckSpWp]: Trace formula consists of 413 conjuncts, 4 conjunts are in the unsatisfiable core [2020-07-20 03:43:47,410 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 03:43:47,513 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 60 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-20 03:43:47,514 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-20 03:43:47,515 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 5] total 12 [2020-07-20 03:43:47,515 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1753946212] [2020-07-20 03:43:47,516 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-07-20 03:43:47,517 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_SMT_AM [2020-07-20 03:43:47,517 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-07-20 03:43:47,518 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=102, Unknown=0, NotChecked=0, Total=132 [2020-07-20 03:43:47,518 INFO L87 Difference]: Start difference. First operand 1831 states and 2295 transitions. Second operand 12 states. [2020-07-20 03:43:49,827 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 03:43:49,828 INFO L93 Difference]: Finished difference Result 3984 states and 5134 transitions. [2020-07-20 03:43:49,828 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2020-07-20 03:43:49,828 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 165 [2020-07-20 03:43:49,829 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 03:43:49,840 INFO L225 Difference]: With dead ends: 3984 [2020-07-20 03:43:49,841 INFO L226 Difference]: Without dead ends: 2159 [2020-07-20 03:43:49,846 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 197 GetRequests, 172 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 117 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=180, Invalid=522, Unknown=0, NotChecked=0, Total=702 [2020-07-20 03:43:49,849 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2159 states. [2020-07-20 03:43:49,904 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2159 to 1693. [2020-07-20 03:43:49,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1693 states. [2020-07-20 03:43:49,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1693 states to 1693 states and 2085 transitions. [2020-07-20 03:43:49,911 INFO L78 Accepts]: Start accepts. Automaton has 1693 states and 2085 transitions. Word has length 165 [2020-07-20 03:43:49,911 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 03:43:49,912 INFO L479 AbstractCegarLoop]: Abstraction has 1693 states and 2085 transitions. [2020-07-20 03:43:49,912 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-07-20 03:43:49,912 INFO L276 IsEmpty]: Start isEmpty. Operand 1693 states and 2085 transitions. [2020-07-20 03:43:49,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2020-07-20 03:43:49,917 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 03:43:49,918 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-20 03:43:50,133 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-20 03:43:50,133 INFO L427 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 03:43:50,133 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 03:43:50,134 INFO L82 PathProgramCache]: Analyzing trace with hash 1871203612, now seen corresponding path program 1 times [2020-07-20 03:43:50,134 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL_SMT_AM [2020-07-20 03:43:50,135 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [402043660] [2020-07-20 03:43:50,135 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@535d56c0 [2020-07-20 03:43:50,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 03:43:50,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 03:43:50,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 03:43:50,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 03:43:50,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 03:43:50,298 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 57 proven. 7 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2020-07-20 03:43:50,299 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [402043660] [2020-07-20 03:43:50,299 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1328556153] [2020-07-20 03:43:50,300 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@3b8690e1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-20 03:43:50,451 INFO L228 tOrderPrioritization]: Assert order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@3b8690e1 issued 4 check-sat command(s) [2020-07-20 03:43:50,451 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 03:43:50,454 INFO L263 TraceCheckSpWp]: Trace formula consists of 467 conjuncts, 4 conjunts are in the unsatisfiable core [2020-07-20 03:43:50,459 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 03:43:50,509 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2020-07-20 03:43:50,510 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-07-20 03:43:50,510 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [7] total 8 [2020-07-20 03:43:50,510 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1852569510] [2020-07-20 03:43:50,511 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-20 03:43:50,511 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_SMT_AM [2020-07-20 03:43:50,511 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-20 03:43:50,512 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-07-20 03:43:50,512 INFO L87 Difference]: Start difference. First operand 1693 states and 2085 transitions. Second operand 3 states. [2020-07-20 03:43:51,198 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 03:43:51,198 INFO L93 Difference]: Finished difference Result 3380 states and 4183 transitions. [2020-07-20 03:43:51,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-20 03:43:51,205 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 173 [2020-07-20 03:43:51,205 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 03:43:51,206 INFO L225 Difference]: With dead ends: 3380 [2020-07-20 03:43:51,206 INFO L226 Difference]: Without dead ends: 0 [2020-07-20 03:43:51,212 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 185 GetRequests, 179 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-07-20 03:43:51,212 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-07-20 03:43:51,212 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-07-20 03:43:51,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-07-20 03:43:51,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-07-20 03:43:51,213 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 173 [2020-07-20 03:43:51,213 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 03:43:51,213 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-20 03:43:51,213 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-20 03:43:51,214 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-20 03:43:51,214 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-20 03:43:51,428 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-20 03:43:51,432 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-07-20 03:43:52,086 WARN L193 SmtUtils]: Spent 392.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 38 [2020-07-20 03:43:52,324 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-07-20 03:43:52,324 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~a11~0 |old(~a11~0)|) (= ~z~0 |old(~z~0)|) (= ~w~0 |old(~w~0)|) (= ~u~0 |old(~u~0)|) (= ~e~0 |old(~e~0)|) (= ~a21~0 |old(~a21~0)|) (= ~c~0 |old(~c~0)|) (= ~v~0 |old(~v~0)|) (= ~a17~0 |old(~a17~0)|) (= ~y~0 |old(~y~0)|) (= ~f~0 |old(~f~0)|) (= ~a~0 |old(~a~0)|) (= ~x~0 |old(~x~0)|) (= ~a19~0 |old(~a19~0)|) (= ~a28~0 |old(~a28~0)|) (= ~a25~0 |old(~a25~0)|) (= ~d~0 |old(~d~0)|)) [2020-07-20 03:43:52,325 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-07-20 03:43:52,325 INFO L268 CegarLoopResult]: For program point L564-1(lines 29 598) no Hoare annotation was computed. [2020-07-20 03:43:52,325 INFO L268 CegarLoopResult]: For program point L531-1(lines 29 598) no Hoare annotation was computed. [2020-07-20 03:43:52,325 INFO L268 CegarLoopResult]: For program point L498-1(lines 29 598) no Hoare annotation was computed. [2020-07-20 03:43:52,326 INFO L268 CegarLoopResult]: For program point L465-1(lines 29 598) no Hoare annotation was computed. [2020-07-20 03:43:52,326 INFO L268 CegarLoopResult]: For program point L432-1(lines 29 598) no Hoare annotation was computed. [2020-07-20 03:43:52,326 INFO L268 CegarLoopResult]: For program point L234(lines 234 413) no Hoare annotation was computed. [2020-07-20 03:43:52,326 INFO L268 CegarLoopResult]: For program point L69(lines 69 413) no Hoare annotation was computed. [2020-07-20 03:43:52,326 INFO L268 CegarLoopResult]: For program point L565(line 565) no Hoare annotation was computed. [2020-07-20 03:43:52,327 INFO L268 CegarLoopResult]: For program point L532(line 532) no Hoare annotation was computed. [2020-07-20 03:43:52,327 INFO L268 CegarLoopResult]: For program point L499(line 499) no Hoare annotation was computed. [2020-07-20 03:43:52,327 INFO L268 CegarLoopResult]: For program point L466(line 466) no Hoare annotation was computed. [2020-07-20 03:43:52,327 INFO L268 CegarLoopResult]: For program point L433(line 433) no Hoare annotation was computed. [2020-07-20 03:43:52,327 INFO L268 CegarLoopResult]: For program point L202(lines 202 413) no Hoare annotation was computed. [2020-07-20 03:43:52,328 INFO L268 CegarLoopResult]: For program point L169(lines 169 413) no Hoare annotation was computed. [2020-07-20 03:43:52,328 INFO L268 CegarLoopResult]: For program point L368(lines 368 413) no Hoare annotation was computed. [2020-07-20 03:43:52,328 INFO L268 CegarLoopResult]: For program point L203(lines 203 210) no Hoare annotation was computed. [2020-07-20 03:43:52,328 INFO L268 CegarLoopResult]: For program point L203-2(lines 203 210) no Hoare annotation was computed. [2020-07-20 03:43:52,328 INFO L268 CegarLoopResult]: For program point L38(lines 38 413) no Hoare annotation was computed. [2020-07-20 03:43:52,329 INFO L268 CegarLoopResult]: For program point L567-1(lines 29 598) no Hoare annotation was computed. [2020-07-20 03:43:52,329 INFO L268 CegarLoopResult]: For program point L534-1(lines 29 598) no Hoare annotation was computed. [2020-07-20 03:43:52,329 INFO L268 CegarLoopResult]: For program point L501-1(lines 29 598) no Hoare annotation was computed. [2020-07-20 03:43:52,329 INFO L268 CegarLoopResult]: For program point L468-1(lines 29 598) no Hoare annotation was computed. [2020-07-20 03:43:52,329 INFO L268 CegarLoopResult]: For program point L402(lines 402 413) no Hoare annotation was computed. [2020-07-20 03:43:52,330 INFO L268 CegarLoopResult]: For program point L435-1(lines 29 598) no Hoare annotation was computed. [2020-07-20 03:43:52,330 INFO L268 CegarLoopResult]: For program point L237(lines 237 413) no Hoare annotation was computed. [2020-07-20 03:43:52,330 INFO L268 CegarLoopResult]: For program point L568(line 568) no Hoare annotation was computed. [2020-07-20 03:43:52,330 INFO L268 CegarLoopResult]: For program point L535(line 535) no Hoare annotation was computed. [2020-07-20 03:43:52,330 INFO L268 CegarLoopResult]: For program point L502(line 502) no Hoare annotation was computed. [2020-07-20 03:43:52,331 INFO L268 CegarLoopResult]: For program point L469(line 469) no Hoare annotation was computed. [2020-07-20 03:43:52,331 INFO L268 CegarLoopResult]: For program point L436(line 436) no Hoare annotation was computed. [2020-07-20 03:43:52,331 INFO L268 CegarLoopResult]: For program point L337(lines 337 413) no Hoare annotation was computed. [2020-07-20 03:43:52,331 INFO L268 CegarLoopResult]: For program point L238(lines 238 246) no Hoare annotation was computed. [2020-07-20 03:43:52,331 INFO L268 CegarLoopResult]: For program point L238-2(lines 238 246) no Hoare annotation was computed. [2020-07-20 03:43:52,331 INFO L268 CegarLoopResult]: For program point L139(lines 139 413) no Hoare annotation was computed. [2020-07-20 03:43:52,332 INFO L268 CegarLoopResult]: For program point L106(lines 106 413) no Hoare annotation was computed. [2020-07-20 03:43:52,332 INFO L268 CegarLoopResult]: For program point L404(lines 404 413) no Hoare annotation was computed. [2020-07-20 03:43:52,332 INFO L268 CegarLoopResult]: For program point L338(lines 338 347) no Hoare annotation was computed. [2020-07-20 03:43:52,332 INFO L268 CegarLoopResult]: For program point L338-2(lines 338 347) no Hoare annotation was computed. [2020-07-20 03:43:52,332 INFO L268 CegarLoopResult]: For program point L74(lines 74 413) no Hoare annotation was computed. [2020-07-20 03:43:52,333 INFO L268 CegarLoopResult]: For program point L570-1(lines 29 598) no Hoare annotation was computed. [2020-07-20 03:43:52,333 INFO L268 CegarLoopResult]: For program point L537-1(lines 29 598) no Hoare annotation was computed. [2020-07-20 03:43:52,333 INFO L268 CegarLoopResult]: For program point L504-1(lines 29 598) no Hoare annotation was computed. [2020-07-20 03:43:52,333 INFO L268 CegarLoopResult]: For program point L471-1(lines 29 598) no Hoare annotation was computed. [2020-07-20 03:43:52,333 INFO L268 CegarLoopResult]: For program point L438-1(lines 29 598) no Hoare annotation was computed. [2020-07-20 03:43:52,333 INFO L268 CegarLoopResult]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 496) no Hoare annotation was computed. [2020-07-20 03:43:52,334 INFO L268 CegarLoopResult]: For program point L75(lines 75 80) no Hoare annotation was computed. [2020-07-20 03:43:52,334 INFO L268 CegarLoopResult]: For program point L42(lines 42 413) no Hoare annotation was computed. [2020-07-20 03:43:52,334 INFO L268 CegarLoopResult]: For program point L75-2(lines 75 80) no Hoare annotation was computed. [2020-07-20 03:43:52,334 INFO L268 CegarLoopResult]: For program point L571(line 571) no Hoare annotation was computed. [2020-07-20 03:43:52,334 INFO L268 CegarLoopResult]: For program point L538(line 538) no Hoare annotation was computed. [2020-07-20 03:43:52,334 INFO L268 CegarLoopResult]: For program point L505(line 505) no Hoare annotation was computed. [2020-07-20 03:43:52,334 INFO L268 CegarLoopResult]: For program point L472(line 472) no Hoare annotation was computed. [2020-07-20 03:43:52,335 INFO L268 CegarLoopResult]: For program point L439(line 439) no Hoare annotation was computed. [2020-07-20 03:43:52,335 INFO L268 CegarLoopResult]: For program point L175(lines 175 413) no Hoare annotation was computed. [2020-07-20 03:43:52,335 INFO L268 CegarLoopResult]: For program point L407(lines 407 413) no Hoare annotation was computed. [2020-07-20 03:43:52,335 INFO L268 CegarLoopResult]: For program point L143(lines 143 413) no Hoare annotation was computed. [2020-07-20 03:43:52,335 INFO L268 CegarLoopResult]: For program point L573-1(lines 29 598) no Hoare annotation was computed. [2020-07-20 03:43:52,336 INFO L268 CegarLoopResult]: For program point L540-1(lines 29 598) no Hoare annotation was computed. [2020-07-20 03:43:52,336 INFO L268 CegarLoopResult]: For program point L507-1(lines 29 598) no Hoare annotation was computed. [2020-07-20 03:43:52,336 INFO L268 CegarLoopResult]: For program point L474-1(lines 29 598) no Hoare annotation was computed. [2020-07-20 03:43:52,336 INFO L268 CegarLoopResult]: For program point L441-1(lines 29 598) no Hoare annotation was computed. [2020-07-20 03:43:52,336 INFO L268 CegarLoopResult]: For program point L375(lines 375 413) no Hoare annotation was computed. [2020-07-20 03:43:52,337 INFO L268 CegarLoopResult]: For program point L309(lines 309 413) no Hoare annotation was computed. [2020-07-20 03:43:52,337 INFO L268 CegarLoopResult]: For program point L276(lines 276 413) no Hoare annotation was computed. [2020-07-20 03:43:52,337 INFO L268 CegarLoopResult]: For program point L574(line 574) no Hoare annotation was computed. [2020-07-20 03:43:52,337 INFO L268 CegarLoopResult]: For program point L541(line 541) no Hoare annotation was computed. [2020-07-20 03:43:52,337 INFO L268 CegarLoopResult]: For program point L508(line 508) no Hoare annotation was computed. [2020-07-20 03:43:52,337 INFO L268 CegarLoopResult]: For program point L475(line 475) no Hoare annotation was computed. [2020-07-20 03:43:52,338 INFO L268 CegarLoopResult]: For program point L442(line 442) no Hoare annotation was computed. [2020-07-20 03:43:52,338 INFO L268 CegarLoopResult]: For program point L409(lines 409 413) no Hoare annotation was computed. [2020-07-20 03:43:52,338 INFO L268 CegarLoopResult]: For program point L212(lines 212 413) no Hoare annotation was computed. [2020-07-20 03:43:52,338 INFO L268 CegarLoopResult]: For program point L179(lines 179 413) no Hoare annotation was computed. [2020-07-20 03:43:52,338 INFO L268 CegarLoopResult]: For program point L113(lines 113 413) no Hoare annotation was computed. [2020-07-20 03:43:52,338 INFO L268 CegarLoopResult]: For program point L47(lines 47 413) no Hoare annotation was computed. [2020-07-20 03:43:52,338 INFO L268 CegarLoopResult]: For program point L576-1(lines 29 598) no Hoare annotation was computed. [2020-07-20 03:43:52,338 INFO L268 CegarLoopResult]: For program point L543-1(lines 29 598) no Hoare annotation was computed. [2020-07-20 03:43:52,339 INFO L268 CegarLoopResult]: For program point L510-1(lines 29 598) no Hoare annotation was computed. [2020-07-20 03:43:52,339 INFO L268 CegarLoopResult]: For program point L477-1(lines 29 598) no Hoare annotation was computed. [2020-07-20 03:43:52,339 INFO L268 CegarLoopResult]: For program point L444-1(lines 29 598) no Hoare annotation was computed. [2020-07-20 03:43:52,339 INFO L268 CegarLoopResult]: For program point L378(lines 378 413) no Hoare annotation was computed. [2020-07-20 03:43:52,339 INFO L268 CegarLoopResult]: For program point L577(line 577) no Hoare annotation was computed. [2020-07-20 03:43:52,339 INFO L268 CegarLoopResult]: For program point L544(line 544) no Hoare annotation was computed. [2020-07-20 03:43:52,339 INFO L268 CegarLoopResult]: For program point L511(line 511) no Hoare annotation was computed. [2020-07-20 03:43:52,339 INFO L268 CegarLoopResult]: For program point L478(line 478) no Hoare annotation was computed. [2020-07-20 03:43:52,340 INFO L268 CegarLoopResult]: For program point L445(line 445) no Hoare annotation was computed. [2020-07-20 03:43:52,340 INFO L268 CegarLoopResult]: For program point L280(lines 280 413) no Hoare annotation was computed. [2020-07-20 03:43:52,340 INFO L268 CegarLoopResult]: For program point L148(lines 148 413) no Hoare annotation was computed. [2020-07-20 03:43:52,340 INFO L268 CegarLoopResult]: For program point L82(lines 82 413) no Hoare annotation was computed. [2020-07-20 03:43:52,340 INFO L268 CegarLoopResult]: For program point L380(lines 380 413) no Hoare annotation was computed. [2020-07-20 03:43:52,340 INFO L268 CegarLoopResult]: For program point L314(lines 314 413) no Hoare annotation was computed. [2020-07-20 03:43:52,340 INFO L268 CegarLoopResult]: For program point L248(lines 248 413) no Hoare annotation was computed. [2020-07-20 03:43:52,341 INFO L268 CegarLoopResult]: For program point L215(lines 215 413) no Hoare annotation was computed. [2020-07-20 03:43:52,341 INFO L268 CegarLoopResult]: For program point L83(lines 83 89) no Hoare annotation was computed. [2020-07-20 03:43:52,341 INFO L268 CegarLoopResult]: For program point L50(lines 50 413) no Hoare annotation was computed. [2020-07-20 03:43:52,341 INFO L268 CegarLoopResult]: For program point L83-2(lines 83 89) no Hoare annotation was computed. [2020-07-20 03:43:52,341 INFO L268 CegarLoopResult]: For program point L579-1(lines 29 598) no Hoare annotation was computed. [2020-07-20 03:43:52,341 INFO L268 CegarLoopResult]: For program point L546-1(lines 29 598) no Hoare annotation was computed. [2020-07-20 03:43:52,341 INFO L268 CegarLoopResult]: For program point L513-1(lines 29 598) no Hoare annotation was computed. [2020-07-20 03:43:52,342 INFO L268 CegarLoopResult]: For program point L480-1(lines 29 598) no Hoare annotation was computed. [2020-07-20 03:43:52,342 INFO L268 CegarLoopResult]: For program point L414(lines 414 416) no Hoare annotation was computed. [2020-07-20 03:43:52,342 INFO L268 CegarLoopResult]: For program point L447-1(lines 29 598) no Hoare annotation was computed. [2020-07-20 03:43:52,342 INFO L268 CegarLoopResult]: For program point L381(lines 381 387) no Hoare annotation was computed. [2020-07-20 03:43:52,342 INFO L268 CegarLoopResult]: For program point L414-2(lines 29 598) no Hoare annotation was computed. [2020-07-20 03:43:52,342 INFO L268 CegarLoopResult]: For program point L315(lines 315 326) no Hoare annotation was computed. [2020-07-20 03:43:52,342 INFO L268 CegarLoopResult]: For program point L381-2(lines 381 387) no Hoare annotation was computed. [2020-07-20 03:43:52,342 INFO L268 CegarLoopResult]: For program point L315-2(lines 315 326) no Hoare annotation was computed. [2020-07-20 03:43:52,343 INFO L268 CegarLoopResult]: For program point calculate_outputFINAL(lines 29 598) no Hoare annotation was computed. [2020-07-20 03:43:52,343 INFO L268 CegarLoopResult]: For program point calculate_outputEXIT(lines 29 598) no Hoare annotation was computed. [2020-07-20 03:43:52,343 INFO L268 CegarLoopResult]: For program point L580(line 580) no Hoare annotation was computed. [2020-07-20 03:43:52,343 INFO L268 CegarLoopResult]: For program point L547(line 547) no Hoare annotation was computed. [2020-07-20 03:43:52,343 INFO L268 CegarLoopResult]: For program point L514(line 514) no Hoare annotation was computed. [2020-07-20 03:43:52,343 INFO L268 CegarLoopResult]: For program point L481(line 481) no Hoare annotation was computed. [2020-07-20 03:43:52,343 INFO L268 CegarLoopResult]: For program point L448(line 448) no Hoare annotation was computed. [2020-07-20 03:43:52,344 INFO L268 CegarLoopResult]: For program point L415(line 415) no Hoare annotation was computed. [2020-07-20 03:43:52,344 INFO L268 CegarLoopResult]: For program point L349(lines 349 413) no Hoare annotation was computed. [2020-07-20 03:43:52,344 INFO L268 CegarLoopResult]: For program point L283(lines 283 413) no Hoare annotation was computed. [2020-07-20 03:43:52,344 INFO L268 CegarLoopResult]: For program point L218(lines 218 413) no Hoare annotation was computed. [2020-07-20 03:43:52,344 INFO L268 CegarLoopResult]: For program point L185(lines 185 413) no Hoare annotation was computed. [2020-07-20 03:43:52,344 INFO L268 CegarLoopResult]: For program point L119(lines 119 413) no Hoare annotation was computed. [2020-07-20 03:43:52,344 INFO L268 CegarLoopResult]: For program point L582-1(lines 29 598) no Hoare annotation was computed. [2020-07-20 03:43:52,345 INFO L268 CegarLoopResult]: For program point L549-1(lines 29 598) no Hoare annotation was computed. [2020-07-20 03:43:52,345 INFO L268 CegarLoopResult]: For program point L516-1(lines 29 598) no Hoare annotation was computed. [2020-07-20 03:43:52,345 INFO L268 CegarLoopResult]: For program point L483-1(lines 29 598) no Hoare annotation was computed. [2020-07-20 03:43:52,345 INFO L268 CegarLoopResult]: For program point L450-1(lines 29 598) no Hoare annotation was computed. [2020-07-20 03:43:52,345 INFO L268 CegarLoopResult]: For program point L417-1(lines 29 598) no Hoare annotation was computed. [2020-07-20 03:43:52,345 INFO L268 CegarLoopResult]: For program point L54(lines 54 413) no Hoare annotation was computed. [2020-07-20 03:43:52,345 INFO L268 CegarLoopResult]: For program point L583(line 583) no Hoare annotation was computed. [2020-07-20 03:43:52,345 INFO L268 CegarLoopResult]: For program point L550(line 550) no Hoare annotation was computed. [2020-07-20 03:43:52,346 INFO L268 CegarLoopResult]: For program point L517(line 517) no Hoare annotation was computed. [2020-07-20 03:43:52,346 INFO L268 CegarLoopResult]: For program point L484(line 484) no Hoare annotation was computed. [2020-07-20 03:43:52,346 INFO L268 CegarLoopResult]: For program point L451(line 451) no Hoare annotation was computed. [2020-07-20 03:43:52,346 INFO L268 CegarLoopResult]: For program point L418(line 418) no Hoare annotation was computed. [2020-07-20 03:43:52,346 INFO L268 CegarLoopResult]: For program point L286(lines 286 413) no Hoare annotation was computed. [2020-07-20 03:43:52,346 INFO L268 CegarLoopResult]: For program point L253(lines 253 413) no Hoare annotation was computed. [2020-07-20 03:43:52,346 INFO L268 CegarLoopResult]: For program point L187(lines 187 413) no Hoare annotation was computed. [2020-07-20 03:43:52,346 INFO L268 CegarLoopResult]: For program point L154(lines 154 413) no Hoare annotation was computed. [2020-07-20 03:43:52,346 INFO L268 CegarLoopResult]: For program point L585-1(lines 29 598) no Hoare annotation was computed. [2020-07-20 03:43:52,347 INFO L268 CegarLoopResult]: For program point L552-1(lines 29 598) no Hoare annotation was computed. [2020-07-20 03:43:52,347 INFO L268 CegarLoopResult]: For program point L519-1(lines 29 598) no Hoare annotation was computed. [2020-07-20 03:43:52,347 INFO L268 CegarLoopResult]: For program point L486-1(lines 29 598) no Hoare annotation was computed. [2020-07-20 03:43:52,347 INFO L268 CegarLoopResult]: For program point L453-1(lines 29 598) no Hoare annotation was computed. [2020-07-20 03:43:52,347 INFO L268 CegarLoopResult]: For program point L420-1(lines 29 598) no Hoare annotation was computed. [2020-07-20 03:43:52,347 INFO L268 CegarLoopResult]: For program point L354(lines 354 413) no Hoare annotation was computed. [2020-07-20 03:43:52,347 INFO L268 CegarLoopResult]: For program point L189(lines 189 413) no Hoare annotation was computed. [2020-07-20 03:43:52,347 INFO L268 CegarLoopResult]: For program point L123(lines 123 413) no Hoare annotation was computed. [2020-07-20 03:43:52,348 INFO L268 CegarLoopResult]: For program point L586(line 586) no Hoare annotation was computed. [2020-07-20 03:43:52,348 INFO L268 CegarLoopResult]: For program point L553(line 553) no Hoare annotation was computed. [2020-07-20 03:43:52,348 INFO L268 CegarLoopResult]: For program point L520(line 520) no Hoare annotation was computed. [2020-07-20 03:43:52,348 INFO L268 CegarLoopResult]: For program point L487(line 487) no Hoare annotation was computed. [2020-07-20 03:43:52,348 INFO L268 CegarLoopResult]: For program point L454(line 454) no Hoare annotation was computed. [2020-07-20 03:43:52,348 INFO L268 CegarLoopResult]: For program point L421(line 421) no Hoare annotation was computed. [2020-07-20 03:43:52,348 INFO L268 CegarLoopResult]: For program point L223(lines 223 413) no Hoare annotation was computed. [2020-07-20 03:43:52,348 INFO L268 CegarLoopResult]: For program point L91(lines 91 413) no Hoare annotation was computed. [2020-07-20 03:43:52,349 INFO L268 CegarLoopResult]: For program point L389(lines 389 413) no Hoare annotation was computed. [2020-07-20 03:43:52,349 INFO L268 CegarLoopResult]: For program point L191(lines 191 413) no Hoare annotation was computed. [2020-07-20 03:43:52,349 INFO L268 CegarLoopResult]: For program point L59(lines 59 413) no Hoare annotation was computed. [2020-07-20 03:43:52,349 INFO L268 CegarLoopResult]: For program point L588-1(lines 29 598) no Hoare annotation was computed. [2020-07-20 03:43:52,349 INFO L268 CegarLoopResult]: For program point L555-1(lines 29 598) no Hoare annotation was computed. [2020-07-20 03:43:52,349 INFO L268 CegarLoopResult]: For program point L522-1(lines 29 598) no Hoare annotation was computed. [2020-07-20 03:43:52,349 INFO L264 CegarLoopResult]: At program point calculate_outputENTRY(lines 29 598) the Hoare annotation is: (let ((.cse0 (and (= ~a11~0 |old(~a11~0)|) (= ~a17~0 |old(~a17~0)|) (= ~a19~0 |old(~a19~0)|) (= ~a28~0 |old(~a28~0)|) (= ~a25~0 |old(~a25~0)|))) (.cse1 (not (<= |old(~a17~0)| 8)))) (and (or (= 1 |old(~a11~0)|) (not (<= 8 |old(~a17~0)|)) .cse0 .cse1) (or (not (<= |old(~a28~0)| 7)) .cse0 .cse1) (or (not (<= 9 |old(~a28~0)|)) .cse0 .cse1) (or .cse0 .cse1 (not (<= |old(~a11~0)| 0))))) [2020-07-20 03:43:52,349 INFO L268 CegarLoopResult]: For program point L489-1(lines 29 598) no Hoare annotation was computed. [2020-07-20 03:43:52,350 INFO L268 CegarLoopResult]: For program point L456-1(lines 29 598) no Hoare annotation was computed. [2020-07-20 03:43:52,350 INFO L268 CegarLoopResult]: For program point L423-1(lines 29 598) no Hoare annotation was computed. [2020-07-20 03:43:52,350 INFO L268 CegarLoopResult]: For program point L291(lines 291 413) no Hoare annotation was computed. [2020-07-20 03:43:52,350 INFO L268 CegarLoopResult]: For program point L225(lines 225 413) no Hoare annotation was computed. [2020-07-20 03:43:52,350 INFO L268 CegarLoopResult]: For program point L159(lines 159 413) no Hoare annotation was computed. [2020-07-20 03:43:52,350 INFO L268 CegarLoopResult]: For program point L589(line 589) no Hoare annotation was computed. [2020-07-20 03:43:52,350 INFO L268 CegarLoopResult]: For program point L556(line 556) no Hoare annotation was computed. [2020-07-20 03:43:52,350 INFO L268 CegarLoopResult]: For program point L523(line 523) no Hoare annotation was computed. [2020-07-20 03:43:52,350 INFO L268 CegarLoopResult]: For program point L490(line 490) no Hoare annotation was computed. [2020-07-20 03:43:52,351 INFO L268 CegarLoopResult]: For program point L457(line 457) no Hoare annotation was computed. [2020-07-20 03:43:52,351 INFO L268 CegarLoopResult]: For program point L424(line 424) no Hoare annotation was computed. [2020-07-20 03:43:52,351 INFO L268 CegarLoopResult]: For program point L259(lines 259 413) no Hoare annotation was computed. [2020-07-20 03:43:52,351 INFO L268 CegarLoopResult]: For program point L293(lines 293 413) no Hoare annotation was computed. [2020-07-20 03:43:52,351 INFO L268 CegarLoopResult]: For program point L194(lines 194 413) no Hoare annotation was computed. [2020-07-20 03:43:52,351 INFO L268 CegarLoopResult]: For program point L95(lines 95 413) no Hoare annotation was computed. [2020-07-20 03:43:52,351 INFO L268 CegarLoopResult]: For program point L591-1(lines 29 598) no Hoare annotation was computed. [2020-07-20 03:43:52,351 INFO L268 CegarLoopResult]: For program point L558-1(lines 29 598) no Hoare annotation was computed. [2020-07-20 03:43:52,351 INFO L268 CegarLoopResult]: For program point L525-1(lines 29 598) no Hoare annotation was computed. [2020-07-20 03:43:52,352 INFO L268 CegarLoopResult]: For program point L492-1(lines 29 598) no Hoare annotation was computed. [2020-07-20 03:43:52,352 INFO L268 CegarLoopResult]: For program point L459-1(lines 29 598) no Hoare annotation was computed. [2020-07-20 03:43:52,352 INFO L268 CegarLoopResult]: For program point L426-1(lines 29 598) no Hoare annotation was computed. [2020-07-20 03:43:52,352 INFO L268 CegarLoopResult]: For program point L261(lines 261 413) no Hoare annotation was computed. [2020-07-20 03:43:52,352 INFO L268 CegarLoopResult]: For program point L30(lines 30 413) no Hoare annotation was computed. [2020-07-20 03:43:52,352 INFO L268 CegarLoopResult]: For program point L592(line 592) no Hoare annotation was computed. [2020-07-20 03:43:52,352 INFO L268 CegarLoopResult]: For program point L559(line 559) no Hoare annotation was computed. [2020-07-20 03:43:52,352 INFO L268 CegarLoopResult]: For program point L526(line 526) no Hoare annotation was computed. [2020-07-20 03:43:52,352 INFO L268 CegarLoopResult]: For program point L493(line 493) no Hoare annotation was computed. [2020-07-20 03:43:52,353 INFO L268 CegarLoopResult]: For program point L460(line 460) no Hoare annotation was computed. [2020-07-20 03:43:52,353 INFO L268 CegarLoopResult]: For program point L427(line 427) no Hoare annotation was computed. [2020-07-20 03:43:52,353 INFO L268 CegarLoopResult]: For program point L394(lines 394 413) no Hoare annotation was computed. [2020-07-20 03:43:52,353 INFO L268 CegarLoopResult]: For program point L361(lines 361 413) no Hoare annotation was computed. [2020-07-20 03:43:52,353 INFO L268 CegarLoopResult]: For program point L328(lines 328 413) no Hoare annotation was computed. [2020-07-20 03:43:52,353 INFO L268 CegarLoopResult]: For program point L262(lines 262 274) no Hoare annotation was computed. [2020-07-20 03:43:52,354 INFO L268 CegarLoopResult]: For program point L262-2(lines 262 274) no Hoare annotation was computed. [2020-07-20 03:43:52,354 INFO L268 CegarLoopResult]: For program point L130(lines 130 413) no Hoare annotation was computed. [2020-07-20 03:43:52,354 INFO L268 CegarLoopResult]: For program point L65(lines 65 413) no Hoare annotation was computed. [2020-07-20 03:43:52,354 INFO L268 CegarLoopResult]: For program point L594-1(lines 594 596) no Hoare annotation was computed. [2020-07-20 03:43:52,354 INFO L268 CegarLoopResult]: For program point L561-1(lines 29 598) no Hoare annotation was computed. [2020-07-20 03:43:52,354 INFO L268 CegarLoopResult]: For program point L528-1(lines 29 598) no Hoare annotation was computed. [2020-07-20 03:43:52,355 INFO L268 CegarLoopResult]: For program point L495-1(lines 29 598) no Hoare annotation was computed. [2020-07-20 03:43:52,355 INFO L268 CegarLoopResult]: For program point L462-1(lines 29 598) no Hoare annotation was computed. [2020-07-20 03:43:52,355 INFO L268 CegarLoopResult]: For program point L429-1(lines 29 598) no Hoare annotation was computed. [2020-07-20 03:43:52,355 INFO L268 CegarLoopResult]: For program point L297(lines 297 413) no Hoare annotation was computed. [2020-07-20 03:43:52,355 INFO L268 CegarLoopResult]: For program point L198(lines 198 413) no Hoare annotation was computed. [2020-07-20 03:43:52,355 INFO L268 CegarLoopResult]: For program point L165(lines 165 413) no Hoare annotation was computed. [2020-07-20 03:43:52,355 INFO L268 CegarLoopResult]: For program point L99(lines 99 413) no Hoare annotation was computed. [2020-07-20 03:43:52,356 INFO L268 CegarLoopResult]: For program point L595(line 595) no Hoare annotation was computed. [2020-07-20 03:43:52,356 INFO L268 CegarLoopResult]: For program point L562(line 562) no Hoare annotation was computed. [2020-07-20 03:43:52,356 INFO L268 CegarLoopResult]: For program point L529(line 529) no Hoare annotation was computed. [2020-07-20 03:43:52,356 INFO L268 CegarLoopResult]: For program point L496(line 496) no Hoare annotation was computed. [2020-07-20 03:43:52,356 INFO L268 CegarLoopResult]: For program point L463(line 463) no Hoare annotation was computed. [2020-07-20 03:43:52,356 INFO L268 CegarLoopResult]: For program point L430(line 430) no Hoare annotation was computed. [2020-07-20 03:43:52,357 INFO L268 CegarLoopResult]: For program point L331(lines 331 413) no Hoare annotation was computed. [2020-07-20 03:43:52,357 INFO L268 CegarLoopResult]: For program point L298(lines 298 307) no Hoare annotation was computed. [2020-07-20 03:43:52,357 INFO L268 CegarLoopResult]: For program point L232(lines 232 413) no Hoare annotation was computed. [2020-07-20 03:43:52,357 INFO L268 CegarLoopResult]: For program point L298-2(lines 298 307) no Hoare annotation was computed. [2020-07-20 03:43:52,357 INFO L268 CegarLoopResult]: For program point L398(lines 398 413) no Hoare annotation was computed. [2020-07-20 03:43:52,357 INFO L268 CegarLoopResult]: For program point L332(lines 332 335) no Hoare annotation was computed. [2020-07-20 03:43:52,357 INFO L268 CegarLoopResult]: For program point L332-2(lines 332 335) no Hoare annotation was computed. [2020-07-20 03:43:52,358 INFO L268 CegarLoopResult]: For program point L134(lines 134 413) no Hoare annotation was computed. [2020-07-20 03:43:52,358 INFO L268 CegarLoopResult]: For program point L35(lines 35 413) no Hoare annotation was computed. [2020-07-20 03:43:52,358 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-07-20 03:43:52,358 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (<= ~a11~0 0) (<= ~a17~0 8) (<= 8 ~a17~0) (<= ~a28~0 7)) [2020-07-20 03:43:52,358 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-07-20 03:43:52,358 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-07-20 03:43:52,359 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 600 617) the Hoare annotation is: (or (not (<= |old(~a28~0)| 7)) (not (<= 8 |old(~a17~0)|)) (and (= ~a11~0 |old(~a11~0)|) (= ~a17~0 |old(~a17~0)|) (= ~a19~0 |old(~a19~0)|) (= ~a28~0 |old(~a28~0)|) (= ~a25~0 |old(~a25~0)|)) (not (<= |old(~a17~0)| 8)) (not (<= |old(~a11~0)| 0))) [2020-07-20 03:43:52,359 INFO L264 CegarLoopResult]: At program point L606-2(lines 606 616) the Hoare annotation is: (let ((.cse0 (<= ~a17~0 8))) (or (and .cse0 (<= 9 ~a28~0)) (and .cse0 (<= ~a28~0 7)) (not (<= |old(~a28~0)| 7)) (not (<= 8 |old(~a17~0)|)) (and (<= ~a11~0 0) .cse0) (and .cse0 (<= 8 ~a17~0) (not (= 1 ~a11~0))) (not (<= |old(~a17~0)| 8)) (not (<= |old(~a11~0)| 0)))) [2020-07-20 03:43:52,359 INFO L268 CegarLoopResult]: For program point L606-3(lines 600 617) no Hoare annotation was computed. [2020-07-20 03:43:52,359 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 600 617) no Hoare annotation was computed. [2020-07-20 03:43:52,360 INFO L264 CegarLoopResult]: At program point L614(line 614) the Hoare annotation is: (let ((.cse0 (<= ~a17~0 8))) (or (and .cse0 (<= 9 ~a28~0)) (and .cse0 (<= ~a28~0 7)) (not (<= |old(~a28~0)| 7)) (not (<= 8 |old(~a17~0)|)) (and (<= ~a11~0 0) .cse0) (and .cse0 (<= 8 ~a17~0) (not (= 1 ~a11~0))) (not (<= |old(~a17~0)| 8)) (not (<= |old(~a11~0)| 0)))) [2020-07-20 03:43:52,360 INFO L268 CegarLoopResult]: For program point L614-1(line 614) no Hoare annotation was computed. [2020-07-20 03:43:52,360 INFO L268 CegarLoopResult]: For program point L611(line 611) no Hoare annotation was computed. [2020-07-20 03:43:52,403 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.07 03:43:52 BoogieIcfgContainer [2020-07-20 03:43:52,404 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-20 03:43:52,409 INFO L168 Benchmark]: Toolchain (without parser) took 16496.45 ms. Allocated memory was 137.4 MB in the beginning and 450.9 MB in the end (delta: 313.5 MB). Free memory was 99.1 MB in the beginning and 243.8 MB in the end (delta: -144.7 MB). Peak memory consumption was 168.8 MB. Max. memory is 7.1 GB. [2020-07-20 03:43:52,413 INFO L168 Benchmark]: CDTParser took 0.30 ms. Allocated memory is still 137.4 MB. Free memory is still 118.8 MB. There was no memory consumed. Max. memory is 7.1 GB. [2020-07-20 03:43:52,417 INFO L168 Benchmark]: CACSL2BoogieTranslator took 827.99 ms. Allocated memory was 137.4 MB in the beginning and 203.4 MB in the end (delta: 66.1 MB). Free memory was 98.7 MB in the beginning and 170.5 MB in the end (delta: -71.9 MB). Peak memory consumption was 35.0 MB. Max. memory is 7.1 GB. [2020-07-20 03:43:52,419 INFO L168 Benchmark]: Boogie Preprocessor took 104.09 ms. Allocated memory is still 203.4 MB. Free memory was 170.5 MB in the beginning and 165.3 MB in the end (delta: 5.2 MB). Peak memory consumption was 5.2 MB. Max. memory is 7.1 GB. [2020-07-20 03:43:52,420 INFO L168 Benchmark]: RCFGBuilder took 1441.67 ms. Allocated memory was 203.4 MB in the beginning and 234.4 MB in the end (delta: 30.9 MB). Free memory was 165.3 MB in the beginning and 180.8 MB in the end (delta: -15.5 MB). Peak memory consumption was 85.3 MB. Max. memory is 7.1 GB. [2020-07-20 03:43:52,421 INFO L168 Benchmark]: TraceAbstraction took 14115.40 ms. Allocated memory was 234.4 MB in the beginning and 450.9 MB in the end (delta: 216.5 MB). Free memory was 180.8 MB in the beginning and 243.8 MB in the end (delta: -63.0 MB). Peak memory consumption was 153.5 MB. Max. memory is 7.1 GB. [2020-07-20 03:43:52,433 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30 ms. Allocated memory is still 137.4 MB. Free memory is still 118.8 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 827.99 ms. Allocated memory was 137.4 MB in the beginning and 203.4 MB in the end (delta: 66.1 MB). Free memory was 98.7 MB in the beginning and 170.5 MB in the end (delta: -71.9 MB). Peak memory consumption was 35.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 104.09 ms. Allocated memory is still 203.4 MB. Free memory was 170.5 MB in the beginning and 165.3 MB in the end (delta: 5.2 MB). Peak memory consumption was 5.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1441.67 ms. Allocated memory was 203.4 MB in the beginning and 234.4 MB in the end (delta: 30.9 MB). Free memory was 165.3 MB in the beginning and 180.8 MB in the end (delta: -15.5 MB). Peak memory consumption was 85.3 MB. Max. memory is 7.1 GB. * TraceAbstraction took 14115.40 ms. Allocated memory was 234.4 MB in the beginning and 450.9 MB in the end (delta: 216.5 MB). Free memory was 180.8 MB in the beginning and 243.8 MB in the end (delta: -63.0 MB). Peak memory consumption was 153.5 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 496]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 606]: Loop Invariant Derived loop invariant: (((((((a17 <= 8 && 9 <= a28) || (a17 <= 8 && a28 <= 7)) || !(\old(a28) <= 7)) || !(8 <= \old(a17))) || (a11 <= 0 && a17 <= 8)) || ((a17 <= 8 && 8 <= a17) && !(1 == a11))) || !(\old(a17) <= 8)) || !(\old(a11) <= 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 236 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 13.0s, OverallIterations: 6, TraceHistogramMax: 4, AutomataDifference: 8.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.8s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 602 SDtfs, 3190 SDslu, 262 SDs, 0 SdLazy, 4220 SolverSat, 1144 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 6.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 696 GetRequests, 636 SyntacticMatches, 0 SemanticMatches, 60 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 155 ImplicationChecksByTransitivity, 1.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1831occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 6 MinimizatonAttempts, 1099 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 58 PreInvPairs, 80 NumberOfFragments, 301 HoareAnnotationTreeSize, 58 FomulaSimplifications, 5372 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 7 FomulaSimplificationsInter, 1095 FormulaSimplificationTreeSizeReductionInter, 0.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 1.4s InterpolantComputationTime, 1468 NumberOfCodeBlocks, 1468 NumberOfCodeBlocksAsserted, 22 NumberOfCheckSat, 1458 ConstructedInterpolants, 0 QuantifiedInterpolants, 696425 SizeOfPredicates, 7 NumberOfNonLiveVariables, 1614 ConjunctsInSsa, 16 ConjunctsInUnsatCore, 10 InterpolantComputations, 5 PerfectInterpolantSequences, 380/403 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...