java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --abstractinterpretationv2.abstract.domain IntervalDomain --traceabstraction.trace.refinement.strategy TAIPAN --traceabstraction.abstract.interpretation.mode USE_PREDICATES -i ../../../trunk/examples/svcomp/eca-rers2012/Problem01_label58.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-13a467a-m [2019-10-14 23:55:12,209 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-14 23:55:12,212 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-14 23:55:12,230 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-14 23:55:12,231 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-14 23:55:12,233 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-14 23:55:12,237 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-14 23:55:12,250 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-14 23:55:12,252 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-14 23:55:12,255 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-14 23:55:12,256 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-14 23:55:12,258 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-14 23:55:12,259 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-14 23:55:12,261 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-14 23:55:12,264 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-14 23:55:12,266 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-14 23:55:12,267 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-14 23:55:12,269 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-14 23:55:12,270 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-14 23:55:12,276 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-14 23:55:12,280 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-14 23:55:12,283 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-14 23:55:12,286 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-14 23:55:12,287 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-14 23:55:12,289 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-10-14 23:55:12,292 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-14 23:55:12,293 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-14 23:55:12,293 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-14 23:55:12,294 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-14 23:55:12,295 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-14 23:55:12,295 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-14 23:55:12,296 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-14 23:55:12,296 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-14 23:55:12,296 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-14 23:55:12,297 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-14 23:55:12,298 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-14 23:55:12,298 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-10-14 23:55:12,312 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-14 23:55:12,313 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-14 23:55:12,314 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-14 23:55:12,314 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-14 23:55:12,314 INFO L138 SettingsManager]: * Use SBE=true [2019-10-14 23:55:12,315 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-14 23:55:12,315 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-14 23:55:12,315 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-14 23:55:12,315 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-14 23:55:12,315 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-14 23:55:12,316 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-14 23:55:12,316 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-14 23:55:12,316 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-14 23:55:12,316 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-14 23:55:12,316 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-14 23:55:12,317 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-14 23:55:12,317 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-14 23:55:12,317 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-14 23:55:12,317 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-14 23:55:12,317 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-14 23:55:12,318 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-14 23:55:12,318 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-14 23:55:12,318 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-14 23:55:12,318 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-14 23:55:12,318 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-14 23:55:12,319 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-14 23:55:12,319 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-14 23:55:12,319 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-14 23:55:12,319 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: Abstract domain -> IntervalDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> TAIPAN Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Abstract interpretation Mode -> USE_PREDICATES [2019-10-14 23:55:12,613 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-14 23:55:12,626 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-14 23:55:12,630 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-14 23:55:12,632 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-14 23:55:12,632 INFO L275 PluginConnector]: CDTParser initialized [2019-10-14 23:55:12,633 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem01_label58.c [2019-10-14 23:55:12,696 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0a65439fc/a2e3611ac8d5416493dbc1a2e8ec81c0/FLAGc7b8ed54f [2019-10-14 23:55:13,263 INFO L306 CDTParser]: Found 1 translation units. [2019-10-14 23:55:13,264 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem01_label58.c [2019-10-14 23:55:13,279 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0a65439fc/a2e3611ac8d5416493dbc1a2e8ec81c0/FLAGc7b8ed54f [2019-10-14 23:55:13,527 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0a65439fc/a2e3611ac8d5416493dbc1a2e8ec81c0 [2019-10-14 23:55:13,537 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-14 23:55:13,539 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-14 23:55:13,540 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-14 23:55:13,541 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-14 23:55:13,544 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-14 23:55:13,545 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 11:55:13" (1/1) ... [2019-10-14 23:55:13,548 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3fbd8e3a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:55:13, skipping insertion in model container [2019-10-14 23:55:13,549 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 11:55:13" (1/1) ... [2019-10-14 23:55:13,557 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-14 23:55:13,619 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-14 23:55:14,156 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-14 23:55:14,165 INFO L188 MainTranslator]: Completed pre-run [2019-10-14 23:55:14,252 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-14 23:55:14,269 INFO L192 MainTranslator]: Completed translation [2019-10-14 23:55:14,270 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:55:14 WrapperNode [2019-10-14 23:55:14,270 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-14 23:55:14,271 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-14 23:55:14,271 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-14 23:55:14,271 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-14 23:55:14,284 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:55:14" (1/1) ... [2019-10-14 23:55:14,284 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:55:14" (1/1) ... [2019-10-14 23:55:14,302 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:55:14" (1/1) ... [2019-10-14 23:55:14,303 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:55:14" (1/1) ... [2019-10-14 23:55:14,345 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:55:14" (1/1) ... [2019-10-14 23:55:14,361 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:55:14" (1/1) ... [2019-10-14 23:55:14,367 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:55:14" (1/1) ... [2019-10-14 23:55:14,380 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-14 23:55:14,381 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-14 23:55:14,381 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-14 23:55:14,381 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-14 23:55:14,382 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:55:14" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-14 23:55:14,449 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-14 23:55:14,449 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-14 23:55:14,449 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2019-10-14 23:55:14,449 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-14 23:55:14,449 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2019-10-14 23:55:14,450 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-14 23:55:14,450 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-14 23:55:14,450 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-10-14 23:55:14,450 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-14 23:55:14,450 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-14 23:55:14,451 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-14 23:55:15,684 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-14 23:55:15,685 INFO L284 CfgBuilder]: Removed 1 assume(true) statements. [2019-10-14 23:55:15,686 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 11:55:15 BoogieIcfgContainer [2019-10-14 23:55:15,686 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-14 23:55:15,688 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-14 23:55:15,688 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-14 23:55:15,691 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-14 23:55:15,691 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.10 11:55:13" (1/3) ... [2019-10-14 23:55:15,692 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@184dc56c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 11:55:15, skipping insertion in model container [2019-10-14 23:55:15,692 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:55:14" (2/3) ... [2019-10-14 23:55:15,693 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@184dc56c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 11:55:15, skipping insertion in model container [2019-10-14 23:55:15,693 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 11:55:15" (3/3) ... [2019-10-14 23:55:15,695 INFO L109 eAbstractionObserver]: Analyzing ICFG Problem01_label58.c [2019-10-14 23:55:15,705 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-14 23:55:15,714 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-14 23:55:15,726 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-14 23:55:15,765 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-14 23:55:15,765 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-14 23:55:15,766 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-14 23:55:15,766 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-14 23:55:15,766 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-14 23:55:15,766 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-14 23:55:15,766 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-14 23:55:15,767 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-14 23:55:15,808 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states. [2019-10-14 23:55:15,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2019-10-14 23:55:15,821 INFO L372 BasicCegarLoop]: Found error trace [2019-10-14 23:55:15,822 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-14 23:55:15,824 INFO L410 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-14 23:55:15,828 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-14 23:55:15,829 INFO L82 PathProgramCache]: Analyzing trace with hash 575241111, now seen corresponding path program 1 times [2019-10-14 23:55:15,838 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-14 23:55:15,839 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1922457950] [2019-10-14 23:55:15,839 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 23:55:15,839 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 23:55:15,840 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-14 23:55:16,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:55:16,353 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-14 23:55:16,354 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1922457950] [2019-10-14 23:55:16,355 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-14 23:55:16,355 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-14 23:55:16,356 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [346346889] [2019-10-14 23:55:16,361 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-14 23:55:16,363 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-14 23:55:16,383 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-14 23:55:16,385 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-14 23:55:16,388 INFO L87 Difference]: Start difference. First operand 207 states. Second operand 3 states. [2019-10-14 23:55:17,401 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-14 23:55:17,401 INFO L93 Difference]: Finished difference Result 547 states and 938 transitions. [2019-10-14 23:55:17,402 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-14 23:55:17,403 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 105 [2019-10-14 23:55:17,405 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-14 23:55:17,431 INFO L225 Difference]: With dead ends: 547 [2019-10-14 23:55:17,432 INFO L226 Difference]: Without dead ends: 278 [2019-10-14 23:55:17,445 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-14 23:55:17,469 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 278 states. [2019-10-14 23:55:17,538 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 278 to 278. [2019-10-14 23:55:17,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 278 states. [2019-10-14 23:55:17,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 278 states and 412 transitions. [2019-10-14 23:55:17,544 INFO L78 Accepts]: Start accepts. Automaton has 278 states and 412 transitions. Word has length 105 [2019-10-14 23:55:17,545 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-14 23:55:17,545 INFO L462 AbstractCegarLoop]: Abstraction has 278 states and 412 transitions. [2019-10-14 23:55:17,545 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-14 23:55:17,545 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 412 transitions. [2019-10-14 23:55:17,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2019-10-14 23:55:17,550 INFO L372 BasicCegarLoop]: Found error trace [2019-10-14 23:55:17,550 INFO L380 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-14 23:55:17,551 INFO L410 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-14 23:55:17,551 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-14 23:55:17,551 INFO L82 PathProgramCache]: Analyzing trace with hash -1810188758, now seen corresponding path program 1 times [2019-10-14 23:55:17,552 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-14 23:55:17,552 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1037481120] [2019-10-14 23:55:17,552 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 23:55:17,552 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 23:55:17,553 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-14 23:55:17,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:55:17,743 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-14 23:55:17,746 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1037481120] [2019-10-14 23:55:17,746 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-14 23:55:17,746 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-10-14 23:55:17,746 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1030032158] [2019-10-14 23:55:17,748 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-10-14 23:55:17,749 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-14 23:55:17,749 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-10-14 23:55:17,749 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-10-14 23:55:17,749 INFO L87 Difference]: Start difference. First operand 278 states and 412 transitions. Second operand 4 states. [2019-10-14 23:55:18,698 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-14 23:55:18,699 INFO L93 Difference]: Finished difference Result 953 states and 1445 transitions. [2019-10-14 23:55:18,699 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-10-14 23:55:18,699 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 122 [2019-10-14 23:55:18,701 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-14 23:55:18,701 INFO L225 Difference]: With dead ends: 953 [2019-10-14 23:55:18,701 INFO L226 Difference]: Without dead ends: 0 [2019-10-14 23:55:18,704 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-10-14 23:55:18,704 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-10-14 23:55:18,705 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-10-14 23:55:18,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-10-14 23:55:18,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-10-14 23:55:18,705 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 122 [2019-10-14 23:55:18,705 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-14 23:55:18,705 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-14 23:55:18,706 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-10-14 23:55:18,706 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-10-14 23:55:18,706 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-10-14 23:55:18,710 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-10-14 23:55:18,833 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2019-10-14 23:55:18,833 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2019-10-14 23:55:18,834 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-10-14 23:55:18,834 INFO L443 ceAbstractionStarter]: For program point L333(lines 333 390) no Hoare annotation was computed. [2019-10-14 23:55:18,834 INFO L443 ceAbstractionStarter]: For program point L102(lines 102 390) no Hoare annotation was computed. [2019-10-14 23:55:18,834 INFO L443 ceAbstractionStarter]: For program point L565-1(lines 30 575) no Hoare annotation was computed. [2019-10-14 23:55:18,834 INFO L443 ceAbstractionStarter]: For program point L532-1(lines 30 575) no Hoare annotation was computed. [2019-10-14 23:55:18,835 INFO L443 ceAbstractionStarter]: For program point L499-1(lines 30 575) no Hoare annotation was computed. [2019-10-14 23:55:18,835 INFO L443 ceAbstractionStarter]: For program point L466-1(lines 30 575) no Hoare annotation was computed. [2019-10-14 23:55:18,835 INFO L443 ceAbstractionStarter]: For program point L433-1(lines 30 575) no Hoare annotation was computed. [2019-10-14 23:55:18,835 INFO L443 ceAbstractionStarter]: For program point L400-1(lines 30 575) no Hoare annotation was computed. [2019-10-14 23:55:18,835 INFO L443 ceAbstractionStarter]: For program point L268(lines 268 390) no Hoare annotation was computed. [2019-10-14 23:55:18,835 INFO L443 ceAbstractionStarter]: For program point L136(lines 136 390) no Hoare annotation was computed. [2019-10-14 23:55:18,835 INFO L443 ceAbstractionStarter]: For program point L566(line 566) no Hoare annotation was computed. [2019-10-14 23:55:18,835 INFO L443 ceAbstractionStarter]: For program point L533(line 533) no Hoare annotation was computed. [2019-10-14 23:55:18,836 INFO L443 ceAbstractionStarter]: For program point L500(line 500) no Hoare annotation was computed. [2019-10-14 23:55:18,836 INFO L443 ceAbstractionStarter]: For program point L467(line 467) no Hoare annotation was computed. [2019-10-14 23:55:18,836 INFO L443 ceAbstractionStarter]: For program point L434(line 434) no Hoare annotation was computed. [2019-10-14 23:55:18,836 INFO L443 ceAbstractionStarter]: For program point L401(line 401) no Hoare annotation was computed. [2019-10-14 23:55:18,836 INFO L443 ceAbstractionStarter]: For program point L203(lines 203 390) no Hoare annotation was computed. [2019-10-14 23:55:18,836 INFO L443 ceAbstractionStarter]: For program point L72(lines 72 390) no Hoare annotation was computed. [2019-10-14 23:55:18,837 INFO L443 ceAbstractionStarter]: For program point L568-1(lines 30 575) no Hoare annotation was computed. [2019-10-14 23:55:18,837 INFO L443 ceAbstractionStarter]: For program point L535-1(lines 30 575) no Hoare annotation was computed. [2019-10-14 23:55:18,837 INFO L443 ceAbstractionStarter]: For program point L502-1(lines 30 575) no Hoare annotation was computed. [2019-10-14 23:55:18,837 INFO L443 ceAbstractionStarter]: For program point L469-1(lines 30 575) no Hoare annotation was computed. [2019-10-14 23:55:18,837 INFO L443 ceAbstractionStarter]: For program point L436-1(lines 30 575) no Hoare annotation was computed. [2019-10-14 23:55:18,837 INFO L443 ceAbstractionStarter]: For program point L403-1(lines 30 575) no Hoare annotation was computed. [2019-10-14 23:55:18,837 INFO L443 ceAbstractionStarter]: For program point L337(lines 337 390) no Hoare annotation was computed. [2019-10-14 23:55:18,838 INFO L443 ceAbstractionStarter]: For program point L238(lines 238 390) no Hoare annotation was computed. [2019-10-14 23:55:18,838 INFO L443 ceAbstractionStarter]: For program point L569(line 569) no Hoare annotation was computed. [2019-10-14 23:55:18,838 INFO L443 ceAbstractionStarter]: For program point L536(line 536) no Hoare annotation was computed. [2019-10-14 23:55:18,838 INFO L443 ceAbstractionStarter]: For program point L503(line 503) no Hoare annotation was computed. [2019-10-14 23:55:18,838 INFO L443 ceAbstractionStarter]: For program point L470(line 470) no Hoare annotation was computed. [2019-10-14 23:55:18,838 INFO L443 ceAbstractionStarter]: For program point L437(line 437) no Hoare annotation was computed. [2019-10-14 23:55:18,839 INFO L443 ceAbstractionStarter]: For program point L404(line 404) no Hoare annotation was computed. [2019-10-14 23:55:18,839 INFO L443 ceAbstractionStarter]: For program point L173(lines 173 390) no Hoare annotation was computed. [2019-10-14 23:55:18,839 INFO L443 ceAbstractionStarter]: For program point L140(lines 140 390) no Hoare annotation was computed. [2019-10-14 23:55:18,839 INFO L443 ceAbstractionStarter]: For program point L372(lines 372 390) no Hoare annotation was computed. [2019-10-14 23:55:18,839 INFO L443 ceAbstractionStarter]: For program point L306(lines 306 390) no Hoare annotation was computed. [2019-10-14 23:55:18,839 INFO L443 ceAbstractionStarter]: For program point L273(lines 273 390) no Hoare annotation was computed. [2019-10-14 23:55:18,839 INFO L443 ceAbstractionStarter]: For program point L108(lines 108 390) no Hoare annotation was computed. [2019-10-14 23:55:18,840 INFO L443 ceAbstractionStarter]: For program point L571-1(lines 571 573) no Hoare annotation was computed. [2019-10-14 23:55:18,840 INFO L443 ceAbstractionStarter]: For program point L538-1(lines 30 575) no Hoare annotation was computed. [2019-10-14 23:55:18,840 INFO L443 ceAbstractionStarter]: For program point L505-1(lines 30 575) no Hoare annotation was computed. [2019-10-14 23:55:18,840 INFO L443 ceAbstractionStarter]: For program point L472-1(lines 30 575) no Hoare annotation was computed. [2019-10-14 23:55:18,840 INFO L443 ceAbstractionStarter]: For program point L439-1(lines 30 575) no Hoare annotation was computed. [2019-10-14 23:55:18,840 INFO L443 ceAbstractionStarter]: For program point L406-1(lines 30 575) no Hoare annotation was computed. [2019-10-14 23:55:18,841 INFO L443 ceAbstractionStarter]: For program point L208(lines 208 390) no Hoare annotation was computed. [2019-10-14 23:55:18,841 INFO L443 ceAbstractionStarter]: For program point L43(lines 43 390) no Hoare annotation was computed. [2019-10-14 23:55:18,841 INFO L443 ceAbstractionStarter]: For program point L572(line 572) no Hoare annotation was computed. [2019-10-14 23:55:18,841 INFO L443 ceAbstractionStarter]: For program point L539(line 539) no Hoare annotation was computed. [2019-10-14 23:55:18,841 INFO L443 ceAbstractionStarter]: For program point L506(line 506) no Hoare annotation was computed. [2019-10-14 23:55:18,841 INFO L443 ceAbstractionStarter]: For program point L473(line 473) no Hoare annotation was computed. [2019-10-14 23:55:18,842 INFO L443 ceAbstractionStarter]: For program point L440(line 440) no Hoare annotation was computed. [2019-10-14 23:55:18,842 INFO L443 ceAbstractionStarter]: For program point L407(line 407) no Hoare annotation was computed. [2019-10-14 23:55:18,842 INFO L443 ceAbstractionStarter]: For program point L144(lines 144 390) no Hoare annotation was computed. [2019-10-14 23:55:18,842 INFO L443 ceAbstractionStarter]: For program point L541-1(lines 30 575) no Hoare annotation was computed. [2019-10-14 23:55:18,842 INFO L443 ceAbstractionStarter]: For program point L508-1(lines 30 575) no Hoare annotation was computed. [2019-10-14 23:55:18,842 INFO L443 ceAbstractionStarter]: For program point L475-1(lines 30 575) no Hoare annotation was computed. [2019-10-14 23:55:18,842 INFO L443 ceAbstractionStarter]: For program point L442-1(lines 30 575) no Hoare annotation was computed. [2019-10-14 23:55:18,843 INFO L443 ceAbstractionStarter]: For program point L409-1(lines 30 575) no Hoare annotation was computed. [2019-10-14 23:55:18,843 INFO L443 ceAbstractionStarter]: For program point L178(lines 178 390) no Hoare annotation was computed. [2019-10-14 23:55:18,843 INFO L443 ceAbstractionStarter]: For program point L542(line 542) no Hoare annotation was computed. [2019-10-14 23:55:18,843 INFO L443 ceAbstractionStarter]: For program point L509(line 509) no Hoare annotation was computed. [2019-10-14 23:55:18,843 INFO L443 ceAbstractionStarter]: For program point L476(line 476) no Hoare annotation was computed. [2019-10-14 23:55:18,843 INFO L443 ceAbstractionStarter]: For program point L443(line 443) no Hoare annotation was computed. [2019-10-14 23:55:18,843 INFO L443 ceAbstractionStarter]: For program point L410(line 410) no Hoare annotation was computed. [2019-10-14 23:55:18,844 INFO L443 ceAbstractionStarter]: For program point L377(lines 377 390) no Hoare annotation was computed. [2019-10-14 23:55:18,844 INFO L443 ceAbstractionStarter]: For program point L278(lines 278 390) no Hoare annotation was computed. [2019-10-14 23:55:18,844 INFO L443 ceAbstractionStarter]: For program point L245(lines 245 390) no Hoare annotation was computed. [2019-10-14 23:55:18,844 INFO L443 ceAbstractionStarter]: For program point L80(lines 80 390) no Hoare annotation was computed. [2019-10-14 23:55:18,844 INFO L443 ceAbstractionStarter]: For program point L345(lines 345 390) no Hoare annotation was computed. [2019-10-14 23:55:18,844 INFO L443 ceAbstractionStarter]: For program point L312(lines 312 390) no Hoare annotation was computed. [2019-10-14 23:55:18,844 INFO L443 ceAbstractionStarter]: For program point L114(lines 114 390) no Hoare annotation was computed. [2019-10-14 23:55:18,845 INFO L443 ceAbstractionStarter]: For program point L544-1(lines 30 575) no Hoare annotation was computed. [2019-10-14 23:55:18,845 INFO L443 ceAbstractionStarter]: For program point L511-1(lines 30 575) no Hoare annotation was computed. [2019-10-14 23:55:18,845 INFO L443 ceAbstractionStarter]: For program point L478-1(lines 30 575) no Hoare annotation was computed. [2019-10-14 23:55:18,845 INFO L443 ceAbstractionStarter]: For program point L445-1(lines 30 575) no Hoare annotation was computed. [2019-10-14 23:55:18,845 INFO L443 ceAbstractionStarter]: For program point L412-1(lines 30 575) no Hoare annotation was computed. [2019-10-14 23:55:18,845 INFO L443 ceAbstractionStarter]: For program point L214(lines 214 390) no Hoare annotation was computed. [2019-10-14 23:55:18,845 INFO L443 ceAbstractionStarter]: For program point L148(lines 148 390) no Hoare annotation was computed. [2019-10-14 23:55:18,846 INFO L443 ceAbstractionStarter]: For program point L49(lines 49 390) no Hoare annotation was computed. [2019-10-14 23:55:18,846 INFO L443 ceAbstractionStarter]: For program point L545(line 545) no Hoare annotation was computed. [2019-10-14 23:55:18,846 INFO L443 ceAbstractionStarter]: For program point L512(line 512) no Hoare annotation was computed. [2019-10-14 23:55:18,846 INFO L443 ceAbstractionStarter]: For program point L479(line 479) no Hoare annotation was computed. [2019-10-14 23:55:18,846 INFO L443 ceAbstractionStarter]: For program point L446(line 446) no Hoare annotation was computed. [2019-10-14 23:55:18,846 INFO L443 ceAbstractionStarter]: For program point L413(line 413) no Hoare annotation was computed. [2019-10-14 23:55:18,846 INFO L443 ceAbstractionStarter]: For program point L84(lines 84 390) no Hoare annotation was computed. [2019-10-14 23:55:18,846 INFO L443 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 30 575) no Hoare annotation was computed. [2019-10-14 23:55:18,847 INFO L443 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 30 575) no Hoare annotation was computed. [2019-10-14 23:55:18,847 INFO L443 ceAbstractionStarter]: For program point L547-1(lines 30 575) no Hoare annotation was computed. [2019-10-14 23:55:18,847 INFO L443 ceAbstractionStarter]: For program point L514-1(lines 30 575) no Hoare annotation was computed. [2019-10-14 23:55:18,847 INFO L443 ceAbstractionStarter]: For program point L481-1(lines 30 575) no Hoare annotation was computed. [2019-10-14 23:55:18,847 INFO L443 ceAbstractionStarter]: For program point L448-1(lines 30 575) no Hoare annotation was computed. [2019-10-14 23:55:18,847 INFO L443 ceAbstractionStarter]: For program point L382(lines 382 390) no Hoare annotation was computed. [2019-10-14 23:55:18,848 INFO L443 ceAbstractionStarter]: For program point L415-1(lines 30 575) no Hoare annotation was computed. [2019-10-14 23:55:18,848 INFO L443 ceAbstractionStarter]: For program point L316(lines 316 390) no Hoare annotation was computed. [2019-10-14 23:55:18,848 INFO L443 ceAbstractionStarter]: For program point L250(lines 250 390) no Hoare annotation was computed. [2019-10-14 23:55:18,848 INFO L443 ceAbstractionStarter]: For program point L548(line 548) no Hoare annotation was computed. [2019-10-14 23:55:18,848 INFO L443 ceAbstractionStarter]: For program point L515(line 515) no Hoare annotation was computed. [2019-10-14 23:55:18,848 INFO L443 ceAbstractionStarter]: For program point L482(line 482) no Hoare annotation was computed. [2019-10-14 23:55:18,849 INFO L443 ceAbstractionStarter]: For program point L449(line 449) no Hoare annotation was computed. [2019-10-14 23:55:18,849 INFO L443 ceAbstractionStarter]: For program point L416(line 416) no Hoare annotation was computed. [2019-10-14 23:55:18,849 INFO L443 ceAbstractionStarter]: For program point L218(lines 218 390) no Hoare annotation was computed. [2019-10-14 23:55:18,849 INFO L443 ceAbstractionStarter]: For program point L152(lines 152 390) no Hoare annotation was computed. [2019-10-14 23:55:18,849 INFO L443 ceAbstractionStarter]: For program point L119(lines 119 390) no Hoare annotation was computed. [2019-10-14 23:55:18,849 INFO L443 ceAbstractionStarter]: For program point L318(lines 318 390) no Hoare annotation was computed. [2019-10-14 23:55:18,849 INFO L443 ceAbstractionStarter]: For program point L186(lines 186 390) no Hoare annotation was computed. [2019-10-14 23:55:18,850 INFO L443 ceAbstractionStarter]: For program point L54(lines 54 390) no Hoare annotation was computed. [2019-10-14 23:55:18,850 INFO L443 ceAbstractionStarter]: For program point L550-1(lines 30 575) no Hoare annotation was computed. [2019-10-14 23:55:18,850 INFO L443 ceAbstractionStarter]: For program point L517-1(lines 30 575) no Hoare annotation was computed. [2019-10-14 23:55:18,850 INFO L443 ceAbstractionStarter]: For program point L484-1(lines 30 575) no Hoare annotation was computed. [2019-10-14 23:55:18,850 INFO L443 ceAbstractionStarter]: For program point L451-1(lines 30 575) no Hoare annotation was computed. [2019-10-14 23:55:18,850 INFO L443 ceAbstractionStarter]: For program point L418-1(lines 30 575) no Hoare annotation was computed. [2019-10-14 23:55:18,850 INFO L443 ceAbstractionStarter]: For program point L286(lines 286 390) no Hoare annotation was computed. [2019-10-14 23:55:18,851 INFO L443 ceAbstractionStarter]: For program point L551(line 551) no Hoare annotation was computed. [2019-10-14 23:55:18,851 INFO L443 ceAbstractionStarter]: For program point L518(line 518) no Hoare annotation was computed. [2019-10-14 23:55:18,851 INFO L443 ceAbstractionStarter]: For program point L485(line 485) no Hoare annotation was computed. [2019-10-14 23:55:18,851 INFO L443 ceAbstractionStarter]: For program point L452(line 452) no Hoare annotation was computed. [2019-10-14 23:55:18,851 INFO L443 ceAbstractionStarter]: For program point L419(line 419) no Hoare annotation was computed. [2019-10-14 23:55:18,851 INFO L443 ceAbstractionStarter]: For program point L353(lines 353 390) no Hoare annotation was computed. [2019-10-14 23:55:18,851 INFO L443 ceAbstractionStarter]: For program point L189(lines 189 390) no Hoare annotation was computed. [2019-10-14 23:55:18,852 INFO L443 ceAbstractionStarter]: For program point L553-1(lines 30 575) no Hoare annotation was computed. [2019-10-14 23:55:18,852 INFO L443 ceAbstractionStarter]: For program point L520-1(lines 30 575) no Hoare annotation was computed. [2019-10-14 23:55:18,852 INFO L443 ceAbstractionStarter]: For program point L487-1(lines 30 575) no Hoare annotation was computed. [2019-10-14 23:55:18,852 INFO L443 ceAbstractionStarter]: For program point L454-1(lines 30 575) no Hoare annotation was computed. [2019-10-14 23:55:18,852 INFO L443 ceAbstractionStarter]: For program point L421-1(lines 30 575) no Hoare annotation was computed. [2019-10-14 23:55:18,852 INFO L443 ceAbstractionStarter]: For program point L355(lines 355 390) no Hoare annotation was computed. [2019-10-14 23:55:18,852 INFO L443 ceAbstractionStarter]: For program point L256(lines 256 390) no Hoare annotation was computed. [2019-10-14 23:55:18,853 INFO L443 ceAbstractionStarter]: For program point L223(lines 223 390) no Hoare annotation was computed. [2019-10-14 23:55:18,853 INFO L443 ceAbstractionStarter]: For program point L124(lines 124 390) no Hoare annotation was computed. [2019-10-14 23:55:18,853 INFO L443 ceAbstractionStarter]: For program point L554(line 554) no Hoare annotation was computed. [2019-10-14 23:55:18,853 INFO L443 ceAbstractionStarter]: For program point L521(line 521) no Hoare annotation was computed. [2019-10-14 23:55:18,853 INFO L443 ceAbstractionStarter]: For program point L488(line 488) no Hoare annotation was computed. [2019-10-14 23:55:18,853 INFO L443 ceAbstractionStarter]: For program point L455(line 455) no Hoare annotation was computed. [2019-10-14 23:55:18,853 INFO L443 ceAbstractionStarter]: For program point L422(line 422) no Hoare annotation was computed. [2019-10-14 23:55:18,853 INFO L443 ceAbstractionStarter]: For program point L92(lines 92 390) no Hoare annotation was computed. [2019-10-14 23:55:18,854 INFO L439 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 30 575) the Hoare annotation is: (and (or (= 6 |old(~a16~0)|) (not (= ~a16~0 6))) (or (= 14 |old(~a8~0)|) (not (= 14 ~a8~0))) (or (not (= 4 |old(~a16~0)|)) (= ~a16~0 4))) [2019-10-14 23:55:18,854 INFO L443 ceAbstractionStarter]: For program point L324(lines 324 390) no Hoare annotation was computed. [2019-10-14 23:55:18,854 INFO L443 ceAbstractionStarter]: For program point L556-1(lines 30 575) no Hoare annotation was computed. [2019-10-14 23:55:18,854 INFO L443 ceAbstractionStarter]: For program point L523-1(lines 30 575) no Hoare annotation was computed. [2019-10-14 23:55:18,854 INFO L443 ceAbstractionStarter]: For program point L490-1(lines 30 575) no Hoare annotation was computed. [2019-10-14 23:55:18,855 INFO L443 ceAbstractionStarter]: For program point L457-1(lines 30 575) no Hoare annotation was computed. [2019-10-14 23:55:18,855 INFO L443 ceAbstractionStarter]: For program point L391(lines 391 393) no Hoare annotation was computed. [2019-10-14 23:55:18,855 INFO L443 ceAbstractionStarter]: For program point L424-1(lines 30 575) no Hoare annotation was computed. [2019-10-14 23:55:18,855 INFO L443 ceAbstractionStarter]: For program point L391-2(lines 30 575) no Hoare annotation was computed. [2019-10-14 23:55:18,855 INFO L443 ceAbstractionStarter]: For program point L292(lines 292 390) no Hoare annotation was computed. [2019-10-14 23:55:18,855 INFO L443 ceAbstractionStarter]: For program point L160(lines 160 390) no Hoare annotation was computed. [2019-10-14 23:55:18,856 INFO L443 ceAbstractionStarter]: For program point L557(line 557) no Hoare annotation was computed. [2019-10-14 23:55:18,856 INFO L443 ceAbstractionStarter]: For program point L524(line 524) no Hoare annotation was computed. [2019-10-14 23:55:18,856 INFO L443 ceAbstractionStarter]: For program point L491(line 491) no Hoare annotation was computed. [2019-10-14 23:55:18,856 INFO L443 ceAbstractionStarter]: For program point L458(line 458) no Hoare annotation was computed. [2019-10-14 23:55:18,856 INFO L443 ceAbstractionStarter]: For program point L425(line 425) no Hoare annotation was computed. [2019-10-14 23:55:18,856 INFO L443 ceAbstractionStarter]: For program point L392(line 392) no Hoare annotation was computed. [2019-10-14 23:55:18,856 INFO L443 ceAbstractionStarter]: For program point L194(lines 194 390) no Hoare annotation was computed. [2019-10-14 23:55:18,857 INFO L443 ceAbstractionStarter]: For program point L62(lines 62 390) no Hoare annotation was computed. [2019-10-14 23:55:18,857 INFO L443 ceAbstractionStarter]: For program point L261(lines 261 390) no Hoare annotation was computed. [2019-10-14 23:55:18,857 INFO L443 ceAbstractionStarter]: For program point L129(lines 129 390) no Hoare annotation was computed. [2019-10-14 23:55:18,857 INFO L443 ceAbstractionStarter]: For program point L559-1(lines 30 575) no Hoare annotation was computed. [2019-10-14 23:55:18,857 INFO L443 ceAbstractionStarter]: For program point L526-1(lines 30 575) no Hoare annotation was computed. [2019-10-14 23:55:18,857 INFO L443 ceAbstractionStarter]: For program point L493-1(lines 30 575) no Hoare annotation was computed. [2019-10-14 23:55:18,858 INFO L443 ceAbstractionStarter]: For program point L460-1(lines 30 575) no Hoare annotation was computed. [2019-10-14 23:55:18,858 INFO L443 ceAbstractionStarter]: For program point L427-1(lines 30 575) no Hoare annotation was computed. [2019-10-14 23:55:18,858 INFO L443 ceAbstractionStarter]: For program point L361(lines 361 390) no Hoare annotation was computed. [2019-10-14 23:55:18,858 INFO L443 ceAbstractionStarter]: For program point L394-1(lines 30 575) no Hoare annotation was computed. [2019-10-14 23:55:18,858 INFO L443 ceAbstractionStarter]: For program point L97(lines 97 390) no Hoare annotation was computed. [2019-10-14 23:55:18,858 INFO L443 ceAbstractionStarter]: For program point L31(lines 31 390) no Hoare annotation was computed. [2019-10-14 23:55:18,858 INFO L443 ceAbstractionStarter]: For program point L560(line 560) no Hoare annotation was computed. [2019-10-14 23:55:18,858 INFO L443 ceAbstractionStarter]: For program point L527(line 527) no Hoare annotation was computed. [2019-10-14 23:55:18,859 INFO L443 ceAbstractionStarter]: For program point L494(line 494) no Hoare annotation was computed. [2019-10-14 23:55:18,859 INFO L443 ceAbstractionStarter]: For program point L461(line 461) no Hoare annotation was computed. [2019-10-14 23:55:18,859 INFO L443 ceAbstractionStarter]: For program point L428(line 428) no Hoare annotation was computed. [2019-10-14 23:55:18,859 INFO L443 ceAbstractionStarter]: For program point L395(line 395) no Hoare annotation was computed. [2019-10-14 23:55:18,859 INFO L443 ceAbstractionStarter]: For program point L329(lines 329 390) no Hoare annotation was computed. [2019-10-14 23:55:18,859 INFO L443 ceAbstractionStarter]: For program point L197(lines 197 390) no Hoare annotation was computed. [2019-10-14 23:55:18,859 INFO L443 ceAbstractionStarter]: For program point L65(lines 65 390) no Hoare annotation was computed. [2019-10-14 23:55:18,860 INFO L443 ceAbstractionStarter]: For program point L363(lines 363 390) no Hoare annotation was computed. [2019-10-14 23:55:18,860 INFO L443 ceAbstractionStarter]: For program point L231(lines 231 390) no Hoare annotation was computed. [2019-10-14 23:55:18,860 INFO L443 ceAbstractionStarter]: For program point L165(lines 165 390) no Hoare annotation was computed. [2019-10-14 23:55:18,860 INFO L443 ceAbstractionStarter]: For program point L562-1(lines 30 575) no Hoare annotation was computed. [2019-10-14 23:55:18,860 INFO L443 ceAbstractionStarter]: For program point L529-1(lines 30 575) no Hoare annotation was computed. [2019-10-14 23:55:18,860 INFO L443 ceAbstractionStarter]: For program point L496-1(lines 30 575) no Hoare annotation was computed. [2019-10-14 23:55:18,861 INFO L443 ceAbstractionStarter]: For program point L463-1(lines 30 575) no Hoare annotation was computed. [2019-10-14 23:55:18,861 INFO L443 ceAbstractionStarter]: For program point L430-1(lines 30 575) no Hoare annotation was computed. [2019-10-14 23:55:18,861 INFO L443 ceAbstractionStarter]: For program point L397-1(lines 30 575) no Hoare annotation was computed. [2019-10-14 23:55:18,861 INFO L443 ceAbstractionStarter]: For program point L265(lines 265 390) no Hoare annotation was computed. [2019-10-14 23:55:18,861 INFO L443 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 473) no Hoare annotation was computed. [2019-10-14 23:55:18,861 INFO L443 ceAbstractionStarter]: For program point L563(line 563) no Hoare annotation was computed. [2019-10-14 23:55:18,862 INFO L443 ceAbstractionStarter]: For program point L530(line 530) no Hoare annotation was computed. [2019-10-14 23:55:18,862 INFO L443 ceAbstractionStarter]: For program point L497(line 497) no Hoare annotation was computed. [2019-10-14 23:55:18,862 INFO L443 ceAbstractionStarter]: For program point L464(line 464) no Hoare annotation was computed. [2019-10-14 23:55:18,862 INFO L443 ceAbstractionStarter]: For program point L431(line 431) no Hoare annotation was computed. [2019-10-14 23:55:18,862 INFO L443 ceAbstractionStarter]: For program point L398(line 398) no Hoare annotation was computed. [2019-10-14 23:55:18,862 INFO L443 ceAbstractionStarter]: For program point L365(lines 365 390) no Hoare annotation was computed. [2019-10-14 23:55:18,862 INFO L443 ceAbstractionStarter]: For program point L299(lines 299 390) no Hoare annotation was computed. [2019-10-14 23:55:18,863 INFO L443 ceAbstractionStarter]: For program point L35(lines 35 390) no Hoare annotation was computed. [2019-10-14 23:55:18,863 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-10-14 23:55:18,863 INFO L439 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (not (= ~a16~0 6)) (not (= 14 ~a8~0))) [2019-10-14 23:55:18,863 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-10-14 23:55:18,863 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-10-14 23:55:18,863 INFO L439 ceAbstractionStarter]: At program point mainENTRY(lines 577 594) the Hoare annotation is: (or (= 6 |old(~a16~0)|) (= 14 |old(~a8~0)|) (and (not (= ~a16~0 6)) (not (= 14 ~a8~0)))) [2019-10-14 23:55:18,863 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 577 594) no Hoare annotation was computed. [2019-10-14 23:55:18,864 INFO L439 ceAbstractionStarter]: At program point L591(line 591) the Hoare annotation is: (or (= 6 |old(~a16~0)|) (= 14 |old(~a8~0)|) (not (= ~a16~0 6)) (not (= 14 ~a8~0))) [2019-10-14 23:55:18,864 INFO L443 ceAbstractionStarter]: For program point L591-1(line 591) no Hoare annotation was computed. [2019-10-14 23:55:18,864 INFO L443 ceAbstractionStarter]: For program point L588(line 588) no Hoare annotation was computed. [2019-10-14 23:55:18,864 INFO L439 ceAbstractionStarter]: At program point L583-2(lines 583 593) the Hoare annotation is: (or (= 6 |old(~a16~0)|) (= 14 |old(~a8~0)|) (not (= ~a16~0 6)) (not (= 14 ~a8~0))) [2019-10-14 23:55:18,864 INFO L443 ceAbstractionStarter]: For program point L583-3(lines 577 594) no Hoare annotation was computed. [2019-10-14 23:55:18,882 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.10 11:55:18 BoogieIcfgContainer [2019-10-14 23:55:18,882 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-14 23:55:18,885 INFO L168 Benchmark]: Toolchain (without parser) took 5344.91 ms. Allocated memory was 135.8 MB in the beginning and 256.9 MB in the end (delta: 121.1 MB). Free memory was 99.0 MB in the beginning and 89.3 MB in the end (delta: 9.7 MB). Peak memory consumption was 130.8 MB. Max. memory is 7.1 GB. [2019-10-14 23:55:18,886 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 135.8 MB. Free memory was 119.0 MB in the beginning and 118.8 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-10-14 23:55:18,887 INFO L168 Benchmark]: CACSL2BoogieTranslator took 729.88 ms. Allocated memory was 135.8 MB in the beginning and 202.4 MB in the end (delta: 66.6 MB). Free memory was 98.8 MB in the beginning and 168.1 MB in the end (delta: -69.3 MB). Peak memory consumption was 34.6 MB. Max. memory is 7.1 GB. [2019-10-14 23:55:18,888 INFO L168 Benchmark]: Boogie Preprocessor took 109.93 ms. Allocated memory is still 202.4 MB. Free memory was 168.1 MB in the beginning and 163.6 MB in the end (delta: 4.5 MB). Peak memory consumption was 4.5 MB. Max. memory is 7.1 GB. [2019-10-14 23:55:18,890 INFO L168 Benchmark]: RCFGBuilder took 1305.65 ms. Allocated memory was 202.4 MB in the beginning and 230.7 MB in the end (delta: 28.3 MB). Free memory was 163.6 MB in the beginning and 179.0 MB in the end (delta: -15.4 MB). Peak memory consumption was 87.4 MB. Max. memory is 7.1 GB. [2019-10-14 23:55:18,891 INFO L168 Benchmark]: TraceAbstraction took 3194.39 ms. Allocated memory was 230.7 MB in the beginning and 256.9 MB in the end (delta: 26.2 MB). Free memory was 177.5 MB in the beginning and 89.3 MB in the end (delta: 88.2 MB). Peak memory consumption was 114.4 MB. Max. memory is 7.1 GB. [2019-10-14 23:55:18,896 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 135.8 MB. Free memory was 119.0 MB in the beginning and 118.8 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 729.88 ms. Allocated memory was 135.8 MB in the beginning and 202.4 MB in the end (delta: 66.6 MB). Free memory was 98.8 MB in the beginning and 168.1 MB in the end (delta: -69.3 MB). Peak memory consumption was 34.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 109.93 ms. Allocated memory is still 202.4 MB. Free memory was 168.1 MB in the beginning and 163.6 MB in the end (delta: 4.5 MB). Peak memory consumption was 4.5 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1305.65 ms. Allocated memory was 202.4 MB in the beginning and 230.7 MB in the end (delta: 28.3 MB). Free memory was 163.6 MB in the beginning and 179.0 MB in the end (delta: -15.4 MB). Peak memory consumption was 87.4 MB. Max. memory is 7.1 GB. * TraceAbstraction took 3194.39 ms. Allocated memory was 230.7 MB in the beginning and 256.9 MB in the end (delta: 26.2 MB). Free memory was 177.5 MB in the beginning and 89.3 MB in the end (delta: 88.2 MB). Peak memory consumption was 114.4 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 473]: 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: 583]: Loop Invariant Derived loop invariant: ((6 == \old(a16) || 14 == \old(a8)) || !(a16 == 6)) || !(14 == a8) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 207 locations, 1 error locations. Result: SAFE, OverallTime: 3.1s, OverallIterations: 2, TraceHistogramMax: 2, AutomataDifference: 2.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.1s, HoareTripleCheckerStatistics: 76 SDtfs, 294 SDslu, 35 SDs, 0 SdLazy, 1067 SolverSat, 273 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 10 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=278occurred in iteration=1, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 14 PreInvPairs, 24 NumberOfFragments, 82 HoareAnnotationTreeSize, 14 FomulaSimplifications, 34 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 7 FomulaSimplificationsInter, 38 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 227 NumberOfCodeBlocks, 227 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 225 ConstructedInterpolants, 0 QuantifiedInterpolants, 92976 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 14/14 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...