/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 NUM_VARIABLES --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_label55.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-79ed534 [2020-07-20 01:36:55,151 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-20 01:36:55,154 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-20 01:36:55,167 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-20 01:36:55,168 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-20 01:36:55,169 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-20 01:36:55,170 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-20 01:36:55,172 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-20 01:36:55,174 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-20 01:36:55,176 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-20 01:36:55,177 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-20 01:36:55,178 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-20 01:36:55,178 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-20 01:36:55,179 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-20 01:36:55,181 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-20 01:36:55,182 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-20 01:36:55,183 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-20 01:36:55,184 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-20 01:36:55,186 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-20 01:36:55,188 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-20 01:36:55,190 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-20 01:36:55,191 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-20 01:36:55,192 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-20 01:36:55,193 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-20 01:36:55,196 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-20 01:36:55,196 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-20 01:36:55,196 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-20 01:36:55,197 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-20 01:36:55,198 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-20 01:36:55,199 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-20 01:36:55,199 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-20 01:36:55,201 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-20 01:36:55,202 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-20 01:36:55,203 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-20 01:36:55,207 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-20 01:36:55,207 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-20 01:36:55,209 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-20 01:36:55,209 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-20 01:36:55,212 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-20 01:36:55,213 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-20 01:36:55,214 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-20 01:36:55,216 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 01:36:55,248 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-20 01:36:55,248 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-20 01:36:55,251 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-20 01:36:55,251 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-20 01:36:55,251 INFO L138 SettingsManager]: * Use SBE=true [2020-07-20 01:36:55,251 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-20 01:36:55,252 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-20 01:36:55,252 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-20 01:36:55,252 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-20 01:36:55,252 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-20 01:36:55,253 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-20 01:36:55,254 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-20 01:36:55,254 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-20 01:36:55,255 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-20 01:36:55,255 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-20 01:36:55,255 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-20 01:36:55,255 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-20 01:36:55,255 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-20 01:36:55,256 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-20 01:36:55,256 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-20 01:36:55,256 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-20 01:36:55,256 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-20 01:36:55,257 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-20 01:36:55,257 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-20 01:36:55,257 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-20 01:36:55,257 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-20 01:36:55,257 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 01:36:55,258 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-20 01:36:55,258 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-20 01:36:55,258 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks Term Scoring Heuristic -> NUM_VARIABLES 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 01:36:55,558 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-20 01:36:55,573 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-20 01:36:55,578 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-20 01:36:55,579 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-20 01:36:55,580 INFO L275 PluginConnector]: CDTParser initialized [2020-07-20 01:36:55,581 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem02_label55.c [2020-07-20 01:36:55,651 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/168af1353/f15d80cff72d4b1c8c3edfbc7028653d/FLAG61dba9069 [2020-07-20 01:36:56,231 INFO L306 CDTParser]: Found 1 translation units. [2020-07-20 01:36:56,232 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem02_label55.c [2020-07-20 01:36:56,245 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/168af1353/f15d80cff72d4b1c8c3edfbc7028653d/FLAG61dba9069 [2020-07-20 01:36:56,535 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/168af1353/f15d80cff72d4b1c8c3edfbc7028653d [2020-07-20 01:36:56,547 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-20 01:36:56,550 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-20 01:36:56,552 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-20 01:36:56,552 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-20 01:36:56,556 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-20 01:36:56,557 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 01:36:56" (1/1) ... [2020-07-20 01:36:56,560 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@77a9f633 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:36:56, skipping insertion in model container [2020-07-20 01:36:56,560 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 01:36:56" (1/1) ... [2020-07-20 01:36:56,569 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-20 01:36:56,623 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-20 01:36:57,200 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-20 01:36:57,206 INFO L203 MainTranslator]: Completed pre-run [2020-07-20 01:36:57,305 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-20 01:36:57,340 INFO L208 MainTranslator]: Completed translation [2020-07-20 01:36:57,341 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:36:57 WrapperNode [2020-07-20 01:36:57,341 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-20 01:36:57,342 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-20 01:36:57,343 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-20 01:36:57,343 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-20 01:36:57,357 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:36:57" (1/1) ... [2020-07-20 01:36:57,357 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:36:57" (1/1) ... [2020-07-20 01:36:57,385 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:36:57" (1/1) ... [2020-07-20 01:36:57,385 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:36:57" (1/1) ... [2020-07-20 01:36:57,438 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:36:57" (1/1) ... [2020-07-20 01:36:57,453 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:36:57" (1/1) ... [2020-07-20 01:36:57,458 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:36:57" (1/1) ... [2020-07-20 01:36:57,465 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-20 01:36:57,466 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-20 01:36:57,466 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-20 01:36:57,467 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-20 01:36:57,468 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:36:57" (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 01:36:57,547 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-20 01:36:57,548 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-20 01:36:57,548 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2020-07-20 01:36:57,548 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-20 01:36:57,549 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2020-07-20 01:36:57,549 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-20 01:36:57,549 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-20 01:36:57,549 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-07-20 01:36:57,549 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-20 01:36:57,550 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-20 01:36:57,550 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-20 01:36:58,923 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-20 01:36:58,923 INFO L295 CfgBuilder]: Removed 1 assume(true) statements. [2020-07-20 01:36:58,933 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.07 01:36:58 BoogieIcfgContainer [2020-07-20 01:36:58,934 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-20 01:36:58,936 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-20 01:36:58,936 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-20 01:36:58,940 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-20 01:36:58,940 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.07 01:36:56" (1/3) ... [2020-07-20 01:36:58,941 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@235ae4b3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.07 01:36:58, skipping insertion in model container [2020-07-20 01:36:58,942 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:36:57" (2/3) ... [2020-07-20 01:36:58,943 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@235ae4b3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.07 01:36:58, skipping insertion in model container [2020-07-20 01:36:58,943 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.07 01:36:58" (3/3) ... [2020-07-20 01:36:58,946 INFO L109 eAbstractionObserver]: Analyzing ICFG Problem02_label55.c [2020-07-20 01:36:58,959 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-07-20 01:36:58,974 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-20 01:36:58,990 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-20 01:36:59,021 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-20 01:36:59,022 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-20 01:36:59,022 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-07-20 01:36:59,022 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-20 01:36:59,022 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-20 01:36:59,022 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-20 01:36:59,023 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-20 01:36:59,023 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-20 01:36:59,047 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states. [2020-07-20 01:36:59,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2020-07-20 01:36:59,061 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 01:36:59,062 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] [2020-07-20 01:36:59,063 INFO L427 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 01:36:59,069 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 01:36:59,069 INFO L82 PathProgramCache]: Analyzing trace with hash 1666327721, now seen corresponding path program 1 times [2020-07-20 01:36:59,078 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL_SMT_AM [2020-07-20 01:36:59,079 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2145199155] [2020-07-20 01:36:59,079 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@6897f9e [2020-07-20 01:36:59,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:36:59,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:36:59,677 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 01:36:59,678 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2145199155] [2020-07-20 01:36:59,679 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 01:36:59,680 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-07-20 01:36:59,681 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1620138415] [2020-07-20 01:36:59,689 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-07-20 01:36:59,690 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_SMT_AM [2020-07-20 01:36:59,706 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-07-20 01:36:59,707 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-07-20 01:36:59,710 INFO L87 Difference]: Start difference. First operand 236 states. Second operand 5 states. [2020-07-20 01:37:02,302 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 01:37:02,304 INFO L93 Difference]: Finished difference Result 828 states and 1432 transitions. [2020-07-20 01:37:02,305 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-07-20 01:37:02,306 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 111 [2020-07-20 01:37:02,307 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 01:37:02,328 INFO L225 Difference]: With dead ends: 828 [2020-07-20 01:37:02,329 INFO L226 Difference]: Without dead ends: 494 [2020-07-20 01:37:02,341 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-07-20 01:37:02,363 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 494 states. [2020-07-20 01:37:02,460 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 494 to 475. [2020-07-20 01:37:02,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 475 states. [2020-07-20 01:37:02,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 475 states to 475 states and 685 transitions. [2020-07-20 01:37:02,468 INFO L78 Accepts]: Start accepts. Automaton has 475 states and 685 transitions. Word has length 111 [2020-07-20 01:37:02,469 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 01:37:02,470 INFO L479 AbstractCegarLoop]: Abstraction has 475 states and 685 transitions. [2020-07-20 01:37:02,470 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-07-20 01:37:02,470 INFO L276 IsEmpty]: Start isEmpty. Operand 475 states and 685 transitions. [2020-07-20 01:37:02,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2020-07-20 01:37:02,477 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 01:37:02,477 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] [2020-07-20 01:37:02,478 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-07-20 01:37:02,478 INFO L427 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 01:37:02,479 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 01:37:02,479 INFO L82 PathProgramCache]: Analyzing trace with hash 2094723630, now seen corresponding path program 1 times [2020-07-20 01:37:02,479 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL_SMT_AM [2020-07-20 01:37:02,479 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1368827413] [2020-07-20 01:37:02,480 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@6897f9e [2020-07-20 01:37:02,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:37:02,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:37:02,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:37:02,731 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 01:37:02,731 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1368827413] [2020-07-20 01:37:02,732 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [6246297] [2020-07-20 01:37:02,732 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@4559ba6d No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-20 01:37:02,904 INFO L228 tOrderPrioritization]: Assert order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@4559ba6d issued 4 check-sat command(s) [2020-07-20 01:37:02,904 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 01:37:02,907 INFO L263 TraceCheckSpWp]: Trace formula consists of 324 conjuncts, 4 conjunts are in the unsatisfiable core [2020-07-20 01:37:02,925 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 01:37:03,031 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 01:37:03,033 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-07-20 01:37:03,033 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2020-07-20 01:37:03,035 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [516522648] [2020-07-20 01:37:03,036 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-20 01:37:03,036 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_SMT_AM [2020-07-20 01:37:03,037 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-20 01:37:03,037 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-07-20 01:37:03,037 INFO L87 Difference]: Start difference. First operand 475 states and 685 transitions. Second operand 3 states. [2020-07-20 01:37:03,857 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 01:37:03,857 INFO L93 Difference]: Finished difference Result 1382 states and 2034 transitions. [2020-07-20 01:37:03,860 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-20 01:37:03,861 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 119 [2020-07-20 01:37:03,862 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 01:37:03,871 INFO L225 Difference]: With dead ends: 1382 [2020-07-20 01:37:03,872 INFO L226 Difference]: Without dead ends: 913 [2020-07-20 01:37:03,874 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 127 GetRequests, 123 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-07-20 01:37:03,875 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 913 states. [2020-07-20 01:37:03,936 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 913 to 913. [2020-07-20 01:37:03,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 913 states. [2020-07-20 01:37:03,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 913 states to 913 states and 1285 transitions. [2020-07-20 01:37:03,946 INFO L78 Accepts]: Start accepts. Automaton has 913 states and 1285 transitions. Word has length 119 [2020-07-20 01:37:03,947 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 01:37:03,948 INFO L479 AbstractCegarLoop]: Abstraction has 913 states and 1285 transitions. [2020-07-20 01:37:03,948 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-20 01:37:03,948 INFO L276 IsEmpty]: Start isEmpty. Operand 913 states and 1285 transitions. [2020-07-20 01:37:03,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2020-07-20 01:37:03,965 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 01:37:03,965 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-20 01:37:04,169 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1 [2020-07-20 01:37:04,169 INFO L427 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 01:37:04,170 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 01:37:04,171 INFO L82 PathProgramCache]: Analyzing trace with hash -942092768, now seen corresponding path program 1 times [2020-07-20 01:37:04,171 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL_SMT_AM [2020-07-20 01:37:04,172 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2032632646] [2020-07-20 01:37:04,172 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@6897f9e [2020-07-20 01:37:04,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:37:04,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:37:04,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:37:04,458 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 9 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-20 01:37:04,459 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2032632646] [2020-07-20 01:37:04,459 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1916153572] [2020-07-20 01:37:04,459 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@965fbdd 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 01:37:04,561 INFO L228 tOrderPrioritization]: Assert order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@965fbdd issued 4 check-sat command(s) [2020-07-20 01:37:04,561 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 01:37:04,563 INFO L263 TraceCheckSpWp]: Trace formula consists of 329 conjuncts, 4 conjunts are in the unsatisfiable core [2020-07-20 01:37:04,568 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 01:37:04,610 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-20 01:37:04,611 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-07-20 01:37:04,611 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2020-07-20 01:37:04,612 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1000945052] [2020-07-20 01:37:04,612 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-20 01:37:04,613 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_SMT_AM [2020-07-20 01:37:04,613 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-20 01:37:04,613 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-07-20 01:37:04,613 INFO L87 Difference]: Start difference. First operand 913 states and 1285 transitions. Second operand 3 states. [2020-07-20 01:37:05,346 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 01:37:05,347 INFO L93 Difference]: Finished difference Result 2259 states and 3254 transitions. [2020-07-20 01:37:05,348 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-20 01:37:05,348 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 124 [2020-07-20 01:37:05,349 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 01:37:05,359 INFO L225 Difference]: With dead ends: 2259 [2020-07-20 01:37:05,360 INFO L226 Difference]: Without dead ends: 1352 [2020-07-20 01:37:05,363 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 132 GetRequests, 128 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-07-20 01:37:05,366 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1352 states. [2020-07-20 01:37:05,415 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1352 to 1349. [2020-07-20 01:37:05,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1349 states. [2020-07-20 01:37:05,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1349 states to 1349 states and 1790 transitions. [2020-07-20 01:37:05,424 INFO L78 Accepts]: Start accepts. Automaton has 1349 states and 1790 transitions. Word has length 124 [2020-07-20 01:37:05,424 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 01:37:05,425 INFO L479 AbstractCegarLoop]: Abstraction has 1349 states and 1790 transitions. [2020-07-20 01:37:05,425 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-20 01:37:05,425 INFO L276 IsEmpty]: Start isEmpty. Operand 1349 states and 1790 transitions. [2020-07-20 01:37:05,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2020-07-20 01:37:05,430 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 01:37:05,431 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 01:37:05,643 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-20 01:37:05,644 INFO L427 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 01:37:05,644 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 01:37:05,645 INFO L82 PathProgramCache]: Analyzing trace with hash -30959147, now seen corresponding path program 1 times [2020-07-20 01:37:05,645 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL_SMT_AM [2020-07-20 01:37:05,645 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [592179831] [2020-07-20 01:37:05,646 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@6897f9e [2020-07-20 01:37:05,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:37:05,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:37:05,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:37:05,969 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 20 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-20 01:37:05,970 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [592179831] [2020-07-20 01:37:05,970 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [266848381] [2020-07-20 01:37:05,970 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@51f27c56 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-20 01:37:06,071 INFO L228 tOrderPrioritization]: Assert order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@51f27c56 issued 4 check-sat command(s) [2020-07-20 01:37:06,072 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 01:37:06,074 INFO L263 TraceCheckSpWp]: Trace formula consists of 341 conjuncts, 11 conjunts are in the unsatisfiable core [2020-07-20 01:37:06,078 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 01:37:06,131 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-20 01:37:06,131 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-07-20 01:37:06,132 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [6] total 9 [2020-07-20 01:37:06,132 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [839896234] [2020-07-20 01:37:06,133 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-07-20 01:37:06,133 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_SMT_AM [2020-07-20 01:37:06,133 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-07-20 01:37:06,134 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2020-07-20 01:37:06,134 INFO L87 Difference]: Start difference. First operand 1349 states and 1790 transitions. Second operand 5 states. [2020-07-20 01:37:07,023 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 01:37:07,023 INFO L93 Difference]: Finished difference Result 3626 states and 5091 transitions. [2020-07-20 01:37:07,024 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-07-20 01:37:07,024 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 135 [2020-07-20 01:37:07,024 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 01:37:07,046 INFO L225 Difference]: With dead ends: 3626 [2020-07-20 01:37:07,046 INFO L226 Difference]: Without dead ends: 2283 [2020-07-20 01:37:07,054 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 146 GetRequests, 136 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=32, Invalid=100, Unknown=0, NotChecked=0, Total=132 [2020-07-20 01:37:07,058 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2283 states. [2020-07-20 01:37:07,220 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2283 to 2245. [2020-07-20 01:37:07,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2245 states. [2020-07-20 01:37:07,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2245 states to 2245 states and 2948 transitions. [2020-07-20 01:37:07,238 INFO L78 Accepts]: Start accepts. Automaton has 2245 states and 2948 transitions. Word has length 135 [2020-07-20 01:37:07,238 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 01:37:07,239 INFO L479 AbstractCegarLoop]: Abstraction has 2245 states and 2948 transitions. [2020-07-20 01:37:07,239 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-07-20 01:37:07,239 INFO L276 IsEmpty]: Start isEmpty. Operand 2245 states and 2948 transitions. [2020-07-20 01:37:07,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2020-07-20 01:37:07,251 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 01:37:07,252 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 01:37:07,464 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-20 01:37:07,465 INFO L427 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 01:37:07,466 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 01:37:07,466 INFO L82 PathProgramCache]: Analyzing trace with hash -366134158, now seen corresponding path program 1 times [2020-07-20 01:37:07,468 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL_SMT_AM [2020-07-20 01:37:07,468 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [857246430] [2020-07-20 01:37:07,468 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@6897f9e [2020-07-20 01:37:07,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:37:07,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:37:07,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:37:07,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:37:07,691 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 40 proven. 5 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-07-20 01:37:07,692 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [857246430] [2020-07-20 01:37:07,692 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [637798406] [2020-07-20 01:37:07,693 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@62dd268c 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 01:37:07,825 INFO L228 tOrderPrioritization]: Assert order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@62dd268c issued 4 check-sat command(s) [2020-07-20 01:37:07,826 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 01:37:07,828 INFO L263 TraceCheckSpWp]: Trace formula consists of 407 conjuncts, 4 conjunts are in the unsatisfiable core [2020-07-20 01:37:07,832 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 01:37:07,885 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 44 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-20 01:37:07,886 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-20 01:37:07,886 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 5] total 12 [2020-07-20 01:37:07,887 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1576314253] [2020-07-20 01:37:07,887 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-07-20 01:37:07,888 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_SMT_AM [2020-07-20 01:37:07,888 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-07-20 01:37:07,889 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=102, Unknown=0, NotChecked=0, Total=132 [2020-07-20 01:37:07,889 INFO L87 Difference]: Start difference. First operand 2245 states and 2948 transitions. Second operand 12 states. [2020-07-20 01:37:10,930 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 01:37:10,931 INFO L93 Difference]: Finished difference Result 5693 states and 8604 transitions. [2020-07-20 01:37:10,932 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2020-07-20 01:37:10,932 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 155 [2020-07-20 01:37:10,933 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 01:37:10,966 INFO L225 Difference]: With dead ends: 5693 [2020-07-20 01:37:10,967 INFO L226 Difference]: Without dead ends: 3454 [2020-07-20 01:37:10,978 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 193 GetRequests, 167 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 126 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=203, Invalid=553, Unknown=0, NotChecked=0, Total=756 [2020-07-20 01:37:10,983 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3454 states. [2020-07-20 01:37:11,122 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3454 to 3010. [2020-07-20 01:37:11,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3010 states. [2020-07-20 01:37:11,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3010 states to 3010 states and 3670 transitions. [2020-07-20 01:37:11,137 INFO L78 Accepts]: Start accepts. Automaton has 3010 states and 3670 transitions. Word has length 155 [2020-07-20 01:37:11,137 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 01:37:11,138 INFO L479 AbstractCegarLoop]: Abstraction has 3010 states and 3670 transitions. [2020-07-20 01:37:11,138 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-07-20 01:37:11,138 INFO L276 IsEmpty]: Start isEmpty. Operand 3010 states and 3670 transitions. [2020-07-20 01:37:11,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2020-07-20 01:37:11,150 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 01:37:11,150 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-20 01:37:11,364 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-20 01:37:11,365 INFO L427 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 01:37:11,365 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 01:37:11,365 INFO L82 PathProgramCache]: Analyzing trace with hash -924563517, now seen corresponding path program 1 times [2020-07-20 01:37:11,366 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL_SMT_AM [2020-07-20 01:37:11,366 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1397318480] [2020-07-20 01:37:11,367 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@6897f9e [2020-07-20 01:37:11,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:37:11,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:37:11,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:37:11,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:37:11,737 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 85 proven. 2 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2020-07-20 01:37:11,739 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1397318480] [2020-07-20 01:37:11,740 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1086763914] [2020-07-20 01:37:11,740 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@650ad81b No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-20 01:37:12,013 INFO L228 tOrderPrioritization]: Assert order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@650ad81b issued 4 check-sat command(s) [2020-07-20 01:37:12,013 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 01:37:12,016 INFO L263 TraceCheckSpWp]: Trace formula consists of 456 conjuncts, 10 conjunts are in the unsatisfiable core [2020-07-20 01:37:12,025 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 01:37:12,144 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 0 proven. 81 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2020-07-20 01:37:12,145 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-20 01:37:12,145 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 4] total 7 [2020-07-20 01:37:12,146 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1673205045] [2020-07-20 01:37:12,148 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-07-20 01:37:12,148 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_SMT_AM [2020-07-20 01:37:12,149 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-07-20 01:37:12,149 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2020-07-20 01:37:12,150 INFO L87 Difference]: Start difference. First operand 3010 states and 3670 transitions. Second operand 7 states. [2020-07-20 01:37:14,079 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 01:37:14,079 INFO L93 Difference]: Finished difference Result 9415 states and 11532 transitions. [2020-07-20 01:37:14,081 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-07-20 01:37:14,081 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 204 [2020-07-20 01:37:14,081 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 01:37:14,082 INFO L225 Difference]: With dead ends: 9415 [2020-07-20 01:37:14,082 INFO L226 Difference]: Without dead ends: 0 [2020-07-20 01:37:14,100 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 223 GetRequests, 214 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=42, Invalid=68, Unknown=0, NotChecked=0, Total=110 [2020-07-20 01:37:14,100 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-07-20 01:37:14,101 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-07-20 01:37:14,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-07-20 01:37:14,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-07-20 01:37:14,101 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 204 [2020-07-20 01:37:14,102 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 01:37:14,102 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-20 01:37:14,102 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-07-20 01:37:14,102 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-20 01:37:14,102 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-20 01:37:14,317 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2020-07-20 01:37:14,321 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-07-20 01:37:14,854 WARN L193 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 71 [2020-07-20 01:37:15,077 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 71 [2020-07-20 01:37:15,863 WARN L193 SmtUtils]: Spent 677.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 40 [2020-07-20 01:37:16,107 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 41 [2020-07-20 01:37:16,333 WARN L193 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 41 [2020-07-20 01:37:16,338 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-07-20 01:37:16,338 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 01:37:16,338 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-07-20 01:37:16,339 INFO L268 CegarLoopResult]: For program point L564-1(lines 29 598) no Hoare annotation was computed. [2020-07-20 01:37:16,339 INFO L268 CegarLoopResult]: For program point L531-1(lines 29 598) no Hoare annotation was computed. [2020-07-20 01:37:16,339 INFO L268 CegarLoopResult]: For program point L498-1(lines 29 598) no Hoare annotation was computed. [2020-07-20 01:37:16,339 INFO L268 CegarLoopResult]: For program point L465-1(lines 29 598) no Hoare annotation was computed. [2020-07-20 01:37:16,340 INFO L268 CegarLoopResult]: For program point L432-1(lines 29 598) no Hoare annotation was computed. [2020-07-20 01:37:16,340 INFO L268 CegarLoopResult]: For program point L234(lines 234 413) no Hoare annotation was computed. [2020-07-20 01:37:16,340 INFO L268 CegarLoopResult]: For program point L69(lines 69 413) no Hoare annotation was computed. [2020-07-20 01:37:16,340 INFO L268 CegarLoopResult]: For program point L565(line 565) no Hoare annotation was computed. [2020-07-20 01:37:16,340 INFO L268 CegarLoopResult]: For program point L532(line 532) no Hoare annotation was computed. [2020-07-20 01:37:16,340 INFO L268 CegarLoopResult]: For program point L499(line 499) no Hoare annotation was computed. [2020-07-20 01:37:16,341 INFO L268 CegarLoopResult]: For program point L466(line 466) no Hoare annotation was computed. [2020-07-20 01:37:16,341 INFO L268 CegarLoopResult]: For program point L433(line 433) no Hoare annotation was computed. [2020-07-20 01:37:16,341 INFO L268 CegarLoopResult]: For program point L202(lines 202 413) no Hoare annotation was computed. [2020-07-20 01:37:16,341 INFO L268 CegarLoopResult]: For program point L169(lines 169 413) no Hoare annotation was computed. [2020-07-20 01:37:16,341 INFO L268 CegarLoopResult]: For program point L368(lines 368 413) no Hoare annotation was computed. [2020-07-20 01:37:16,341 INFO L268 CegarLoopResult]: For program point L203(lines 203 210) no Hoare annotation was computed. [2020-07-20 01:37:16,341 INFO L268 CegarLoopResult]: For program point L203-2(lines 203 210) no Hoare annotation was computed. [2020-07-20 01:37:16,342 INFO L268 CegarLoopResult]: For program point L38(lines 38 413) no Hoare annotation was computed. [2020-07-20 01:37:16,342 INFO L268 CegarLoopResult]: For program point L567-1(lines 29 598) no Hoare annotation was computed. [2020-07-20 01:37:16,342 INFO L268 CegarLoopResult]: For program point L534-1(lines 29 598) no Hoare annotation was computed. [2020-07-20 01:37:16,342 INFO L268 CegarLoopResult]: For program point L501-1(lines 29 598) no Hoare annotation was computed. [2020-07-20 01:37:16,342 INFO L268 CegarLoopResult]: For program point L468-1(lines 29 598) no Hoare annotation was computed. [2020-07-20 01:37:16,342 INFO L268 CegarLoopResult]: For program point L402(lines 402 413) no Hoare annotation was computed. [2020-07-20 01:37:16,342 INFO L268 CegarLoopResult]: For program point L435-1(lines 29 598) no Hoare annotation was computed. [2020-07-20 01:37:16,343 INFO L268 CegarLoopResult]: For program point L237(lines 237 413) no Hoare annotation was computed. [2020-07-20 01:37:16,343 INFO L268 CegarLoopResult]: For program point L568(line 568) no Hoare annotation was computed. [2020-07-20 01:37:16,343 INFO L268 CegarLoopResult]: For program point L535(line 535) no Hoare annotation was computed. [2020-07-20 01:37:16,343 INFO L268 CegarLoopResult]: For program point L502(line 502) no Hoare annotation was computed. [2020-07-20 01:37:16,343 INFO L268 CegarLoopResult]: For program point L469(line 469) no Hoare annotation was computed. [2020-07-20 01:37:16,343 INFO L268 CegarLoopResult]: For program point L436(line 436) no Hoare annotation was computed. [2020-07-20 01:37:16,343 INFO L268 CegarLoopResult]: For program point L337(lines 337 413) no Hoare annotation was computed. [2020-07-20 01:37:16,344 INFO L268 CegarLoopResult]: For program point L238(lines 238 246) no Hoare annotation was computed. [2020-07-20 01:37:16,344 INFO L268 CegarLoopResult]: For program point L238-2(lines 238 246) no Hoare annotation was computed. [2020-07-20 01:37:16,344 INFO L268 CegarLoopResult]: For program point L139(lines 139 413) no Hoare annotation was computed. [2020-07-20 01:37:16,344 INFO L268 CegarLoopResult]: For program point L106(lines 106 413) no Hoare annotation was computed. [2020-07-20 01:37:16,344 INFO L268 CegarLoopResult]: For program point L404(lines 404 413) no Hoare annotation was computed. [2020-07-20 01:37:16,344 INFO L268 CegarLoopResult]: For program point L338(lines 338 347) no Hoare annotation was computed. [2020-07-20 01:37:16,344 INFO L268 CegarLoopResult]: For program point L338-2(lines 338 347) no Hoare annotation was computed. [2020-07-20 01:37:16,345 INFO L268 CegarLoopResult]: For program point L74(lines 74 413) no Hoare annotation was computed. [2020-07-20 01:37:16,345 INFO L268 CegarLoopResult]: For program point L570-1(lines 29 598) no Hoare annotation was computed. [2020-07-20 01:37:16,345 INFO L268 CegarLoopResult]: For program point L537-1(lines 29 598) no Hoare annotation was computed. [2020-07-20 01:37:16,345 INFO L268 CegarLoopResult]: For program point L504-1(lines 29 598) no Hoare annotation was computed. [2020-07-20 01:37:16,345 INFO L268 CegarLoopResult]: For program point L471-1(lines 29 598) no Hoare annotation was computed. [2020-07-20 01:37:16,345 INFO L268 CegarLoopResult]: For program point L438-1(lines 29 598) no Hoare annotation was computed. [2020-07-20 01:37:16,346 INFO L268 CegarLoopResult]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 487) no Hoare annotation was computed. [2020-07-20 01:37:16,346 INFO L268 CegarLoopResult]: For program point L75(lines 75 80) no Hoare annotation was computed. [2020-07-20 01:37:16,346 INFO L268 CegarLoopResult]: For program point L42(lines 42 413) no Hoare annotation was computed. [2020-07-20 01:37:16,346 INFO L268 CegarLoopResult]: For program point L75-2(lines 75 80) no Hoare annotation was computed. [2020-07-20 01:37:16,346 INFO L268 CegarLoopResult]: For program point L571(line 571) no Hoare annotation was computed. [2020-07-20 01:37:16,346 INFO L268 CegarLoopResult]: For program point L538(line 538) no Hoare annotation was computed. [2020-07-20 01:37:16,346 INFO L268 CegarLoopResult]: For program point L505(line 505) no Hoare annotation was computed. [2020-07-20 01:37:16,347 INFO L268 CegarLoopResult]: For program point L472(line 472) no Hoare annotation was computed. [2020-07-20 01:37:16,347 INFO L268 CegarLoopResult]: For program point L439(line 439) no Hoare annotation was computed. [2020-07-20 01:37:16,347 INFO L268 CegarLoopResult]: For program point L175(lines 175 413) no Hoare annotation was computed. [2020-07-20 01:37:16,347 INFO L268 CegarLoopResult]: For program point L407(lines 407 413) no Hoare annotation was computed. [2020-07-20 01:37:16,347 INFO L268 CegarLoopResult]: For program point L143(lines 143 413) no Hoare annotation was computed. [2020-07-20 01:37:16,347 INFO L268 CegarLoopResult]: For program point L573-1(lines 29 598) no Hoare annotation was computed. [2020-07-20 01:37:16,347 INFO L268 CegarLoopResult]: For program point L540-1(lines 29 598) no Hoare annotation was computed. [2020-07-20 01:37:16,348 INFO L268 CegarLoopResult]: For program point L507-1(lines 29 598) no Hoare annotation was computed. [2020-07-20 01:37:16,348 INFO L268 CegarLoopResult]: For program point L474-1(lines 29 598) no Hoare annotation was computed. [2020-07-20 01:37:16,348 INFO L268 CegarLoopResult]: For program point L441-1(lines 29 598) no Hoare annotation was computed. [2020-07-20 01:37:16,348 INFO L268 CegarLoopResult]: For program point L375(lines 375 413) no Hoare annotation was computed. [2020-07-20 01:37:16,348 INFO L268 CegarLoopResult]: For program point L309(lines 309 413) no Hoare annotation was computed. [2020-07-20 01:37:16,348 INFO L268 CegarLoopResult]: For program point L276(lines 276 413) no Hoare annotation was computed. [2020-07-20 01:37:16,348 INFO L268 CegarLoopResult]: For program point L574(line 574) no Hoare annotation was computed. [2020-07-20 01:37:16,349 INFO L268 CegarLoopResult]: For program point L541(line 541) no Hoare annotation was computed. [2020-07-20 01:37:16,349 INFO L268 CegarLoopResult]: For program point L508(line 508) no Hoare annotation was computed. [2020-07-20 01:37:16,349 INFO L268 CegarLoopResult]: For program point L475(line 475) no Hoare annotation was computed. [2020-07-20 01:37:16,349 INFO L268 CegarLoopResult]: For program point L442(line 442) no Hoare annotation was computed. [2020-07-20 01:37:16,349 INFO L268 CegarLoopResult]: For program point L409(lines 409 413) no Hoare annotation was computed. [2020-07-20 01:37:16,349 INFO L268 CegarLoopResult]: For program point L212(lines 212 413) no Hoare annotation was computed. [2020-07-20 01:37:16,349 INFO L268 CegarLoopResult]: For program point L179(lines 179 413) no Hoare annotation was computed. [2020-07-20 01:37:16,349 INFO L268 CegarLoopResult]: For program point L113(lines 113 413) no Hoare annotation was computed. [2020-07-20 01:37:16,350 INFO L268 CegarLoopResult]: For program point L47(lines 47 413) no Hoare annotation was computed. [2020-07-20 01:37:16,350 INFO L268 CegarLoopResult]: For program point L576-1(lines 29 598) no Hoare annotation was computed. [2020-07-20 01:37:16,350 INFO L268 CegarLoopResult]: For program point L543-1(lines 29 598) no Hoare annotation was computed. [2020-07-20 01:37:16,350 INFO L268 CegarLoopResult]: For program point L510-1(lines 29 598) no Hoare annotation was computed. [2020-07-20 01:37:16,350 INFO L268 CegarLoopResult]: For program point L477-1(lines 29 598) no Hoare annotation was computed. [2020-07-20 01:37:16,350 INFO L268 CegarLoopResult]: For program point L444-1(lines 29 598) no Hoare annotation was computed. [2020-07-20 01:37:16,351 INFO L268 CegarLoopResult]: For program point L378(lines 378 413) no Hoare annotation was computed. [2020-07-20 01:37:16,351 INFO L268 CegarLoopResult]: For program point L577(line 577) no Hoare annotation was computed. [2020-07-20 01:37:16,351 INFO L268 CegarLoopResult]: For program point L544(line 544) no Hoare annotation was computed. [2020-07-20 01:37:16,351 INFO L268 CegarLoopResult]: For program point L511(line 511) no Hoare annotation was computed. [2020-07-20 01:37:16,351 INFO L268 CegarLoopResult]: For program point L478(line 478) no Hoare annotation was computed. [2020-07-20 01:37:16,351 INFO L268 CegarLoopResult]: For program point L445(line 445) no Hoare annotation was computed. [2020-07-20 01:37:16,351 INFO L268 CegarLoopResult]: For program point L280(lines 280 413) no Hoare annotation was computed. [2020-07-20 01:37:16,352 INFO L268 CegarLoopResult]: For program point L148(lines 148 413) no Hoare annotation was computed. [2020-07-20 01:37:16,352 INFO L268 CegarLoopResult]: For program point L82(lines 82 413) no Hoare annotation was computed. [2020-07-20 01:37:16,352 INFO L268 CegarLoopResult]: For program point L380(lines 380 413) no Hoare annotation was computed. [2020-07-20 01:37:16,352 INFO L268 CegarLoopResult]: For program point L314(lines 314 413) no Hoare annotation was computed. [2020-07-20 01:37:16,352 INFO L268 CegarLoopResult]: For program point L248(lines 248 413) no Hoare annotation was computed. [2020-07-20 01:37:16,352 INFO L268 CegarLoopResult]: For program point L215(lines 215 413) no Hoare annotation was computed. [2020-07-20 01:37:16,352 INFO L268 CegarLoopResult]: For program point L83(lines 83 89) no Hoare annotation was computed. [2020-07-20 01:37:16,353 INFO L268 CegarLoopResult]: For program point L50(lines 50 413) no Hoare annotation was computed. [2020-07-20 01:37:16,353 INFO L268 CegarLoopResult]: For program point L83-2(lines 83 89) no Hoare annotation was computed. [2020-07-20 01:37:16,353 INFO L268 CegarLoopResult]: For program point L579-1(lines 29 598) no Hoare annotation was computed. [2020-07-20 01:37:16,353 INFO L268 CegarLoopResult]: For program point L546-1(lines 29 598) no Hoare annotation was computed. [2020-07-20 01:37:16,353 INFO L268 CegarLoopResult]: For program point L513-1(lines 29 598) no Hoare annotation was computed. [2020-07-20 01:37:16,353 INFO L268 CegarLoopResult]: For program point L480-1(lines 29 598) no Hoare annotation was computed. [2020-07-20 01:37:16,353 INFO L268 CegarLoopResult]: For program point L414(lines 414 416) no Hoare annotation was computed. [2020-07-20 01:37:16,354 INFO L268 CegarLoopResult]: For program point L447-1(lines 29 598) no Hoare annotation was computed. [2020-07-20 01:37:16,354 INFO L268 CegarLoopResult]: For program point L381(lines 381 387) no Hoare annotation was computed. [2020-07-20 01:37:16,354 INFO L268 CegarLoopResult]: For program point L414-2(lines 29 598) no Hoare annotation was computed. [2020-07-20 01:37:16,354 INFO L268 CegarLoopResult]: For program point L315(lines 315 326) no Hoare annotation was computed. [2020-07-20 01:37:16,354 INFO L268 CegarLoopResult]: For program point L381-2(lines 381 387) no Hoare annotation was computed. [2020-07-20 01:37:16,354 INFO L268 CegarLoopResult]: For program point L315-2(lines 315 326) no Hoare annotation was computed. [2020-07-20 01:37:16,354 INFO L268 CegarLoopResult]: For program point calculate_outputFINAL(lines 29 598) no Hoare annotation was computed. [2020-07-20 01:37:16,354 INFO L268 CegarLoopResult]: For program point calculate_outputEXIT(lines 29 598) no Hoare annotation was computed. [2020-07-20 01:37:16,355 INFO L268 CegarLoopResult]: For program point L580(line 580) no Hoare annotation was computed. [2020-07-20 01:37:16,355 INFO L268 CegarLoopResult]: For program point L547(line 547) no Hoare annotation was computed. [2020-07-20 01:37:16,355 INFO L268 CegarLoopResult]: For program point L514(line 514) no Hoare annotation was computed. [2020-07-20 01:37:16,355 INFO L268 CegarLoopResult]: For program point L481(line 481) no Hoare annotation was computed. [2020-07-20 01:37:16,355 INFO L268 CegarLoopResult]: For program point L448(line 448) no Hoare annotation was computed. [2020-07-20 01:37:16,355 INFO L268 CegarLoopResult]: For program point L415(line 415) no Hoare annotation was computed. [2020-07-20 01:37:16,355 INFO L268 CegarLoopResult]: For program point L349(lines 349 413) no Hoare annotation was computed. [2020-07-20 01:37:16,355 INFO L268 CegarLoopResult]: For program point L283(lines 283 413) no Hoare annotation was computed. [2020-07-20 01:37:16,356 INFO L268 CegarLoopResult]: For program point L218(lines 218 413) no Hoare annotation was computed. [2020-07-20 01:37:16,356 INFO L268 CegarLoopResult]: For program point L185(lines 185 413) no Hoare annotation was computed. [2020-07-20 01:37:16,356 INFO L268 CegarLoopResult]: For program point L119(lines 119 413) no Hoare annotation was computed. [2020-07-20 01:37:16,356 INFO L268 CegarLoopResult]: For program point L582-1(lines 29 598) no Hoare annotation was computed. [2020-07-20 01:37:16,356 INFO L268 CegarLoopResult]: For program point L549-1(lines 29 598) no Hoare annotation was computed. [2020-07-20 01:37:16,356 INFO L268 CegarLoopResult]: For program point L516-1(lines 29 598) no Hoare annotation was computed. [2020-07-20 01:37:16,356 INFO L268 CegarLoopResult]: For program point L483-1(lines 29 598) no Hoare annotation was computed. [2020-07-20 01:37:16,356 INFO L268 CegarLoopResult]: For program point L450-1(lines 29 598) no Hoare annotation was computed. [2020-07-20 01:37:16,357 INFO L268 CegarLoopResult]: For program point L417-1(lines 29 598) no Hoare annotation was computed. [2020-07-20 01:37:16,357 INFO L268 CegarLoopResult]: For program point L54(lines 54 413) no Hoare annotation was computed. [2020-07-20 01:37:16,357 INFO L268 CegarLoopResult]: For program point L583(line 583) no Hoare annotation was computed. [2020-07-20 01:37:16,357 INFO L268 CegarLoopResult]: For program point L550(line 550) no Hoare annotation was computed. [2020-07-20 01:37:16,357 INFO L268 CegarLoopResult]: For program point L517(line 517) no Hoare annotation was computed. [2020-07-20 01:37:16,357 INFO L268 CegarLoopResult]: For program point L484(line 484) no Hoare annotation was computed. [2020-07-20 01:37:16,357 INFO L268 CegarLoopResult]: For program point L451(line 451) no Hoare annotation was computed. [2020-07-20 01:37:16,357 INFO L268 CegarLoopResult]: For program point L418(line 418) no Hoare annotation was computed. [2020-07-20 01:37:16,358 INFO L268 CegarLoopResult]: For program point L286(lines 286 413) no Hoare annotation was computed. [2020-07-20 01:37:16,358 INFO L268 CegarLoopResult]: For program point L253(lines 253 413) no Hoare annotation was computed. [2020-07-20 01:37:16,358 INFO L268 CegarLoopResult]: For program point L187(lines 187 413) no Hoare annotation was computed. [2020-07-20 01:37:16,358 INFO L268 CegarLoopResult]: For program point L154(lines 154 413) no Hoare annotation was computed. [2020-07-20 01:37:16,358 INFO L268 CegarLoopResult]: For program point L585-1(lines 29 598) no Hoare annotation was computed. [2020-07-20 01:37:16,358 INFO L268 CegarLoopResult]: For program point L552-1(lines 29 598) no Hoare annotation was computed. [2020-07-20 01:37:16,358 INFO L268 CegarLoopResult]: For program point L519-1(lines 29 598) no Hoare annotation was computed. [2020-07-20 01:37:16,359 INFO L268 CegarLoopResult]: For program point L486-1(lines 29 598) no Hoare annotation was computed. [2020-07-20 01:37:16,359 INFO L268 CegarLoopResult]: For program point L453-1(lines 29 598) no Hoare annotation was computed. [2020-07-20 01:37:16,359 INFO L268 CegarLoopResult]: For program point L420-1(lines 29 598) no Hoare annotation was computed. [2020-07-20 01:37:16,359 INFO L268 CegarLoopResult]: For program point L354(lines 354 413) no Hoare annotation was computed. [2020-07-20 01:37:16,359 INFO L268 CegarLoopResult]: For program point L189(lines 189 413) no Hoare annotation was computed. [2020-07-20 01:37:16,359 INFO L268 CegarLoopResult]: For program point L123(lines 123 413) no Hoare annotation was computed. [2020-07-20 01:37:16,359 INFO L268 CegarLoopResult]: For program point L586(line 586) no Hoare annotation was computed. [2020-07-20 01:37:16,359 INFO L268 CegarLoopResult]: For program point L553(line 553) no Hoare annotation was computed. [2020-07-20 01:37:16,360 INFO L268 CegarLoopResult]: For program point L520(line 520) no Hoare annotation was computed. [2020-07-20 01:37:16,360 INFO L268 CegarLoopResult]: For program point L487(line 487) no Hoare annotation was computed. [2020-07-20 01:37:16,360 INFO L268 CegarLoopResult]: For program point L454(line 454) no Hoare annotation was computed. [2020-07-20 01:37:16,360 INFO L268 CegarLoopResult]: For program point L421(line 421) no Hoare annotation was computed. [2020-07-20 01:37:16,360 INFO L268 CegarLoopResult]: For program point L223(lines 223 413) no Hoare annotation was computed. [2020-07-20 01:37:16,360 INFO L268 CegarLoopResult]: For program point L91(lines 91 413) no Hoare annotation was computed. [2020-07-20 01:37:16,360 INFO L268 CegarLoopResult]: For program point L389(lines 389 413) no Hoare annotation was computed. [2020-07-20 01:37:16,361 INFO L268 CegarLoopResult]: For program point L191(lines 191 413) no Hoare annotation was computed. [2020-07-20 01:37:16,361 INFO L268 CegarLoopResult]: For program point L59(lines 59 413) no Hoare annotation was computed. [2020-07-20 01:37:16,361 INFO L268 CegarLoopResult]: For program point L588-1(lines 29 598) no Hoare annotation was computed. [2020-07-20 01:37:16,361 INFO L268 CegarLoopResult]: For program point L555-1(lines 29 598) no Hoare annotation was computed. [2020-07-20 01:37:16,361 INFO L268 CegarLoopResult]: For program point L522-1(lines 29 598) no Hoare annotation was computed. [2020-07-20 01:37:16,361 INFO L264 CegarLoopResult]: At program point calculate_outputENTRY(lines 29 598) the Hoare annotation is: (let ((.cse1 (not (<= 9 |old(~a28~0)|))) (.cse4 (not (<= |old(~a25~0)| 0))) (.cse0 (not (= 1 |old(~a19~0)|))) (.cse5 (= 1 |old(~a11~0)|)) (.cse2 (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)|))) (.cse3 (not (<= |old(~a17~0)| 8)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse1 .cse4 .cse2 .cse3) (or .cse1 .cse5 .cse2 .cse3) (or .cse5 .cse4 .cse2 .cse3) (or (= 8 |old(~a28~0)|) (not (<= |old(~a28~0)| 9)) .cse2 .cse3) (or .cse0 .cse5 .cse2 .cse3))) [2020-07-20 01:37:16,361 INFO L268 CegarLoopResult]: For program point L489-1(lines 29 598) no Hoare annotation was computed. [2020-07-20 01:37:16,362 INFO L268 CegarLoopResult]: For program point L456-1(lines 29 598) no Hoare annotation was computed. [2020-07-20 01:37:16,362 INFO L268 CegarLoopResult]: For program point L423-1(lines 29 598) no Hoare annotation was computed. [2020-07-20 01:37:16,362 INFO L268 CegarLoopResult]: For program point L291(lines 291 413) no Hoare annotation was computed. [2020-07-20 01:37:16,362 INFO L268 CegarLoopResult]: For program point L225(lines 225 413) no Hoare annotation was computed. [2020-07-20 01:37:16,362 INFO L268 CegarLoopResult]: For program point L159(lines 159 413) no Hoare annotation was computed. [2020-07-20 01:37:16,362 INFO L268 CegarLoopResult]: For program point L589(line 589) no Hoare annotation was computed. [2020-07-20 01:37:16,362 INFO L268 CegarLoopResult]: For program point L556(line 556) no Hoare annotation was computed. [2020-07-20 01:37:16,362 INFO L268 CegarLoopResult]: For program point L523(line 523) no Hoare annotation was computed. [2020-07-20 01:37:16,363 INFO L268 CegarLoopResult]: For program point L490(line 490) no Hoare annotation was computed. [2020-07-20 01:37:16,363 INFO L268 CegarLoopResult]: For program point L457(line 457) no Hoare annotation was computed. [2020-07-20 01:37:16,363 INFO L268 CegarLoopResult]: For program point L424(line 424) no Hoare annotation was computed. [2020-07-20 01:37:16,363 INFO L268 CegarLoopResult]: For program point L259(lines 259 413) no Hoare annotation was computed. [2020-07-20 01:37:16,363 INFO L268 CegarLoopResult]: For program point L293(lines 293 413) no Hoare annotation was computed. [2020-07-20 01:37:16,363 INFO L268 CegarLoopResult]: For program point L194(lines 194 413) no Hoare annotation was computed. [2020-07-20 01:37:16,363 INFO L268 CegarLoopResult]: For program point L95(lines 95 413) no Hoare annotation was computed. [2020-07-20 01:37:16,364 INFO L268 CegarLoopResult]: For program point L591-1(lines 29 598) no Hoare annotation was computed. [2020-07-20 01:37:16,364 INFO L268 CegarLoopResult]: For program point L558-1(lines 29 598) no Hoare annotation was computed. [2020-07-20 01:37:16,364 INFO L268 CegarLoopResult]: For program point L525-1(lines 29 598) no Hoare annotation was computed. [2020-07-20 01:37:16,364 INFO L268 CegarLoopResult]: For program point L492-1(lines 29 598) no Hoare annotation was computed. [2020-07-20 01:37:16,364 INFO L268 CegarLoopResult]: For program point L459-1(lines 29 598) no Hoare annotation was computed. [2020-07-20 01:37:16,364 INFO L268 CegarLoopResult]: For program point L426-1(lines 29 598) no Hoare annotation was computed. [2020-07-20 01:37:16,364 INFO L268 CegarLoopResult]: For program point L261(lines 261 413) no Hoare annotation was computed. [2020-07-20 01:37:16,364 INFO L268 CegarLoopResult]: For program point L30(lines 30 413) no Hoare annotation was computed. [2020-07-20 01:37:16,365 INFO L268 CegarLoopResult]: For program point L592(line 592) no Hoare annotation was computed. [2020-07-20 01:37:16,365 INFO L268 CegarLoopResult]: For program point L559(line 559) no Hoare annotation was computed. [2020-07-20 01:37:16,365 INFO L268 CegarLoopResult]: For program point L526(line 526) no Hoare annotation was computed. [2020-07-20 01:37:16,365 INFO L268 CegarLoopResult]: For program point L493(line 493) no Hoare annotation was computed. [2020-07-20 01:37:16,365 INFO L268 CegarLoopResult]: For program point L460(line 460) no Hoare annotation was computed. [2020-07-20 01:37:16,365 INFO L268 CegarLoopResult]: For program point L427(line 427) no Hoare annotation was computed. [2020-07-20 01:37:16,365 INFO L268 CegarLoopResult]: For program point L394(lines 394 413) no Hoare annotation was computed. [2020-07-20 01:37:16,365 INFO L268 CegarLoopResult]: For program point L361(lines 361 413) no Hoare annotation was computed. [2020-07-20 01:37:16,366 INFO L268 CegarLoopResult]: For program point L328(lines 328 413) no Hoare annotation was computed. [2020-07-20 01:37:16,366 INFO L268 CegarLoopResult]: For program point L262(lines 262 274) no Hoare annotation was computed. [2020-07-20 01:37:16,366 INFO L268 CegarLoopResult]: For program point L262-2(lines 262 274) no Hoare annotation was computed. [2020-07-20 01:37:16,366 INFO L268 CegarLoopResult]: For program point L130(lines 130 413) no Hoare annotation was computed. [2020-07-20 01:37:16,366 INFO L268 CegarLoopResult]: For program point L65(lines 65 413) no Hoare annotation was computed. [2020-07-20 01:37:16,366 INFO L268 CegarLoopResult]: For program point L594-1(lines 594 596) no Hoare annotation was computed. [2020-07-20 01:37:16,366 INFO L268 CegarLoopResult]: For program point L561-1(lines 29 598) no Hoare annotation was computed. [2020-07-20 01:37:16,367 INFO L268 CegarLoopResult]: For program point L528-1(lines 29 598) no Hoare annotation was computed. [2020-07-20 01:37:16,367 INFO L268 CegarLoopResult]: For program point L495-1(lines 29 598) no Hoare annotation was computed. [2020-07-20 01:37:16,367 INFO L268 CegarLoopResult]: For program point L462-1(lines 29 598) no Hoare annotation was computed. [2020-07-20 01:37:16,367 INFO L268 CegarLoopResult]: For program point L429-1(lines 29 598) no Hoare annotation was computed. [2020-07-20 01:37:16,367 INFO L268 CegarLoopResult]: For program point L297(lines 297 413) no Hoare annotation was computed. [2020-07-20 01:37:16,367 INFO L268 CegarLoopResult]: For program point L198(lines 198 413) no Hoare annotation was computed. [2020-07-20 01:37:16,368 INFO L268 CegarLoopResult]: For program point L165(lines 165 413) no Hoare annotation was computed. [2020-07-20 01:37:16,368 INFO L268 CegarLoopResult]: For program point L99(lines 99 413) no Hoare annotation was computed. [2020-07-20 01:37:16,368 INFO L268 CegarLoopResult]: For program point L595(line 595) no Hoare annotation was computed. [2020-07-20 01:37:16,368 INFO L268 CegarLoopResult]: For program point L562(line 562) no Hoare annotation was computed. [2020-07-20 01:37:16,368 INFO L268 CegarLoopResult]: For program point L529(line 529) no Hoare annotation was computed. [2020-07-20 01:37:16,368 INFO L268 CegarLoopResult]: For program point L496(line 496) no Hoare annotation was computed. [2020-07-20 01:37:16,368 INFO L268 CegarLoopResult]: For program point L463(line 463) no Hoare annotation was computed. [2020-07-20 01:37:16,369 INFO L268 CegarLoopResult]: For program point L430(line 430) no Hoare annotation was computed. [2020-07-20 01:37:16,369 INFO L268 CegarLoopResult]: For program point L331(lines 331 413) no Hoare annotation was computed. [2020-07-20 01:37:16,369 INFO L268 CegarLoopResult]: For program point L298(lines 298 307) no Hoare annotation was computed. [2020-07-20 01:37:16,369 INFO L268 CegarLoopResult]: For program point L232(lines 232 413) no Hoare annotation was computed. [2020-07-20 01:37:16,369 INFO L268 CegarLoopResult]: For program point L298-2(lines 298 307) no Hoare annotation was computed. [2020-07-20 01:37:16,369 INFO L268 CegarLoopResult]: For program point L398(lines 398 413) no Hoare annotation was computed. [2020-07-20 01:37:16,370 INFO L268 CegarLoopResult]: For program point L332(lines 332 335) no Hoare annotation was computed. [2020-07-20 01:37:16,370 INFO L268 CegarLoopResult]: For program point L332-2(lines 332 335) no Hoare annotation was computed. [2020-07-20 01:37:16,370 INFO L268 CegarLoopResult]: For program point L134(lines 134 413) no Hoare annotation was computed. [2020-07-20 01:37:16,370 INFO L268 CegarLoopResult]: For program point L35(lines 35 413) no Hoare annotation was computed. [2020-07-20 01:37:16,370 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-07-20 01:37:16,370 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~a19~0) (<= ~a11~0 0) (<= ~a17~0 8) (<= ~a28~0 9) (<= ~a25~0 0) (not (= 8 ~a28~0))) [2020-07-20 01:37:16,371 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-07-20 01:37:16,371 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-07-20 01:37:16,371 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 600 617) the Hoare annotation is: (or (not (= 1 |old(~a19~0)|)) (= 8 |old(~a28~0)|) (not (<= |old(~a28~0)| 9)) (not (<= |old(~a25~0)| 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 01:37:16,371 INFO L264 CegarLoopResult]: At program point L606-2(lines 606 616) the Hoare annotation is: (let ((.cse4 (= 1 ~a19~0)) (.cse2 (not (= 1 ~a11~0))) (.cse0 (<= ~a17~0 8)) (.cse1 (<= ~a25~0 0)) (.cse3 (<= 9 ~a28~0))) (or (not (= 1 |old(~a19~0)|)) (= 8 |old(~a28~0)|) (and .cse0 .cse1 .cse2) (not (<= |old(~a28~0)| 9)) (and .cse0 (<= ~a28~0 9) (not (= 8 ~a28~0))) (and .cse0 .cse2 .cse3) (not (<= |old(~a25~0)| 0)) (and .cse4 .cse0 .cse3) (not (<= |old(~a17~0)| 8)) (and .cse4 .cse0 .cse2) (not (<= |old(~a11~0)| 0)) (and .cse0 .cse1 .cse3))) [2020-07-20 01:37:16,371 INFO L268 CegarLoopResult]: For program point L606-3(lines 600 617) no Hoare annotation was computed. [2020-07-20 01:37:16,371 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 600 617) no Hoare annotation was computed. [2020-07-20 01:37:16,372 INFO L264 CegarLoopResult]: At program point L614(line 614) the Hoare annotation is: (let ((.cse4 (= 1 ~a19~0)) (.cse2 (not (= 1 ~a11~0))) (.cse0 (<= ~a17~0 8)) (.cse1 (<= ~a25~0 0)) (.cse3 (<= 9 ~a28~0))) (or (not (= 1 |old(~a19~0)|)) (= 8 |old(~a28~0)|) (and .cse0 .cse1 .cse2) (not (<= |old(~a28~0)| 9)) (and .cse0 (<= ~a28~0 9) (not (= 8 ~a28~0))) (and .cse0 .cse2 .cse3) (not (<= |old(~a25~0)| 0)) (and .cse4 .cse0 .cse3) (not (<= |old(~a17~0)| 8)) (and .cse4 .cse0 .cse2) (not (<= |old(~a11~0)| 0)) (and .cse0 .cse1 .cse3))) [2020-07-20 01:37:16,372 INFO L268 CegarLoopResult]: For program point L614-1(line 614) no Hoare annotation was computed. [2020-07-20 01:37:16,372 INFO L268 CegarLoopResult]: For program point L611(line 611) no Hoare annotation was computed. [2020-07-20 01:37:16,395 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.07 01:37:16 BoogieIcfgContainer [2020-07-20 01:37:16,396 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-20 01:37:16,398 INFO L168 Benchmark]: Toolchain (without parser) took 19849.21 ms. Allocated memory was 136.8 MB in the beginning and 467.1 MB in the end (delta: 330.3 MB). Free memory was 100.0 MB in the beginning and 287.7 MB in the end (delta: -187.7 MB). Peak memory consumption was 343.9 MB. Max. memory is 7.1 GB. [2020-07-20 01:37:16,399 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 136.8 MB. Free memory is still 119.5 MB. There was no memory consumed. Max. memory is 7.1 GB. [2020-07-20 01:37:16,399 INFO L168 Benchmark]: CACSL2BoogieTranslator took 790.41 ms. Allocated memory was 136.8 MB in the beginning and 207.1 MB in the end (delta: 70.3 MB). Free memory was 99.5 MB in the beginning and 174.3 MB in the end (delta: -74.7 MB). Peak memory consumption was 33.6 MB. Max. memory is 7.1 GB. [2020-07-20 01:37:16,400 INFO L168 Benchmark]: Boogie Preprocessor took 123.33 ms. Allocated memory is still 207.1 MB. Free memory was 174.3 MB in the beginning and 168.9 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 7.1 GB. [2020-07-20 01:37:16,401 INFO L168 Benchmark]: RCFGBuilder took 1468.52 ms. Allocated memory was 207.1 MB in the beginning and 237.0 MB in the end (delta: 29.9 MB). Free memory was 168.9 MB in the beginning and 183.2 MB in the end (delta: -14.3 MB). Peak memory consumption was 86.2 MB. Max. memory is 7.1 GB. [2020-07-20 01:37:16,402 INFO L168 Benchmark]: TraceAbstraction took 17459.89 ms. Allocated memory was 237.0 MB in the beginning and 467.1 MB in the end (delta: 230.2 MB). Free memory was 183.2 MB in the beginning and 287.7 MB in the end (delta: -104.4 MB). Peak memory consumption was 327.0 MB. Max. memory is 7.1 GB. [2020-07-20 01:37:16,406 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 136.8 MB. Free memory is still 119.5 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 790.41 ms. Allocated memory was 136.8 MB in the beginning and 207.1 MB in the end (delta: 70.3 MB). Free memory was 99.5 MB in the beginning and 174.3 MB in the end (delta: -74.7 MB). Peak memory consumption was 33.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 123.33 ms. Allocated memory is still 207.1 MB. Free memory was 174.3 MB in the beginning and 168.9 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1468.52 ms. Allocated memory was 207.1 MB in the beginning and 237.0 MB in the end (delta: 29.9 MB). Free memory was 168.9 MB in the beginning and 183.2 MB in the end (delta: -14.3 MB). Peak memory consumption was 86.2 MB. Max. memory is 7.1 GB. * TraceAbstraction took 17459.89 ms. Allocated memory was 237.0 MB in the beginning and 467.1 MB in the end (delta: 230.2 MB). Free memory was 183.2 MB in the beginning and 287.7 MB in the end (delta: -104.4 MB). Peak memory consumption was 327.0 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 487]: 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: ((((((((((!(1 == \old(a19)) || 8 == \old(a28)) || ((a17 <= 8 && a25 <= 0) && !(1 == a11))) || !(\old(a28) <= 9)) || ((a17 <= 8 && a28 <= 9) && !(8 == a28))) || ((a17 <= 8 && !(1 == a11)) && 9 <= a28)) || !(\old(a25) <= 0)) || ((1 == a19 && a17 <= 8) && 9 <= a28)) || !(\old(a17) <= 8)) || ((1 == a19 && a17 <= 8) && !(1 == a11))) || !(\old(a11) <= 0)) || ((a17 <= 8 && a25 <= 0) && 9 <= a28) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 236 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 15.3s, OverallIterations: 6, TraceHistogramMax: 3, AutomataDifference: 10.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 2.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 503 SDtfs, 3778 SDslu, 262 SDs, 0 SdLazy, 4349 SolverSat, 1438 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 6.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 829 GetRequests, 771 SyntacticMatches, 0 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 152 ImplicationChecksByTransitivity, 1.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=3010occurred in iteration=5, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.5s AutomataMinimizationTime, 6 MinimizatonAttempts, 504 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 104 PreInvPairs, 194 NumberOfFragments, 460 HoareAnnotationTreeSize, 104 FomulaSimplifications, 16701 FormulaSimplificationTreeSizeReduction, 0.7s HoareSimplificationTime, 7 FomulaSimplificationsInter, 4515 FormulaSimplificationTreeSizeReductionInter, 1.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 1.7s InterpolantComputationTime, 1585 NumberOfCodeBlocks, 1585 NumberOfCodeBlocksAsserted, 26 NumberOfCheckSat, 1574 ConstructedInterpolants, 0 QuantifiedInterpolants, 822866 SizeOfPredicates, 8 NumberOfNonLiveVariables, 1857 ConjunctsInSsa, 33 ConjunctsInUnsatCore, 11 InterpolantComputations, 4 PerfectInterpolantSequences, 317/410 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...