/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=WIDESTAMONGSMALL --traceabstraction.additional.smt.options tolerance=0.6 --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf language data_model -i ../../../trunk/examples/svcomp/eca-rers2012/Problem02_label12.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-28 10:09:25,405 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-28 10:09:25,410 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-28 10:09:25,448 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-28 10:09:25,448 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-28 10:09:25,450 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-28 10:09:25,452 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-28 10:09:25,455 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-28 10:09:25,457 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-28 10:09:25,459 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-28 10:09:25,460 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-28 10:09:25,462 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-28 10:09:25,462 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-28 10:09:25,464 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-28 10:09:25,465 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-28 10:09:25,467 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-28 10:09:25,468 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-28 10:09:25,469 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-28 10:09:25,492 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-28 10:09:25,499 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-28 10:09:25,505 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-28 10:09:25,509 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-28 10:09:25,510 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-28 10:09:25,513 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-28 10:09:25,518 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-28 10:09:25,518 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-28 10:09:25,519 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-28 10:09:25,525 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-28 10:09:25,526 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-28 10:09:25,527 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-28 10:09:25,527 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-28 10:09:25,530 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-28 10:09:25,532 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-28 10:09:25,533 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-28 10:09:25,537 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-28 10:09:25,538 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-28 10:09:25,539 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-28 10:09:25,539 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-28 10:09:25,540 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-28 10:09:25,541 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-28 10:09:25,543 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-28 10:09:25,547 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-28 10:09:25,604 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-28 10:09:25,604 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-28 10:09:25,609 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-28 10:09:25,609 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-28 10:09:25,610 INFO L138 SettingsManager]: * Use SBE=true [2020-10-28 10:09:25,610 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-28 10:09:25,610 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-28 10:09:25,610 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-28 10:09:25,610 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-28 10:09:25,611 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-28 10:09:25,611 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-28 10:09:25,611 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-28 10:09:25,611 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-28 10:09:25,611 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-28 10:09:25,612 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-28 10:09:25,612 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-28 10:09:25,612 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-28 10:09:25,612 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-28 10:09:25,612 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-28 10:09:25,613 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-28 10:09:25,613 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-28 10:09:25,613 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-28 10:09:25,613 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-28 10:09:25,613 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-28 10:09:25,613 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-28 10:09:25,614 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-28 10:09:25,614 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-28 10:09:25,618 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-28 10:09:25,618 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-28 10:09:25,619 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.6;log-additional-information=true;unknown-allowed=true; [2020-10-28 10:09:26,092 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-28 10:09:26,127 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-28 10:09:26,130 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-28 10:09:26,132 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-28 10:09:26,133 INFO L275 PluginConnector]: CDTParser initialized [2020-10-28 10:09:26,134 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem02_label12.c [2020-10-28 10:09:26,234 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/9bfddc46c/4eb9c27e210540c182eb747e014d5118/FLAG3f536b0a5 [2020-10-28 10:09:27,151 INFO L306 CDTParser]: Found 1 translation units. [2020-10-28 10:09:27,153 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/eca-rers2012/Problem02_label12.c [2020-10-28 10:09:27,171 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/9bfddc46c/4eb9c27e210540c182eb747e014d5118/FLAG3f536b0a5 [2020-10-28 10:09:27,324 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/9bfddc46c/4eb9c27e210540c182eb747e014d5118 [2020-10-28 10:09:27,327 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-28 10:09:27,333 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-28 10:09:27,335 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-28 10:09:27,335 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-28 10:09:27,339 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-28 10:09:27,340 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 10:09:27" (1/1) ... [2020-10-28 10:09:27,344 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@47ad8976 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:09:27, skipping insertion in model container [2020-10-28 10:09:27,344 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 10:09:27" (1/1) ... [2020-10-28 10:09:27,353 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-28 10:09:27,394 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-28 10:09:27,842 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-28 10:09:27,854 INFO L203 MainTranslator]: Completed pre-run [2020-10-28 10:09:28,016 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-28 10:09:28,051 INFO L208 MainTranslator]: Completed translation [2020-10-28 10:09:28,053 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:09:28 WrapperNode [2020-10-28 10:09:28,053 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-28 10:09:28,054 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-28 10:09:28,055 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-28 10:09:28,055 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-28 10:09:28,068 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:09:28" (1/1) ... [2020-10-28 10:09:28,068 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:09:28" (1/1) ... [2020-10-28 10:09:28,090 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:09:28" (1/1) ... [2020-10-28 10:09:28,091 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:09:28" (1/1) ... [2020-10-28 10:09:28,134 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:09:28" (1/1) ... [2020-10-28 10:09:28,150 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:09:28" (1/1) ... [2020-10-28 10:09:28,160 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:09:28" (1/1) ... [2020-10-28 10:09:28,172 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-28 10:09:28,173 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-28 10:09:28,173 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-28 10:09:28,173 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-28 10:09:28,175 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:09:28" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-28 10:09:28,270 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-28 10:09:28,271 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-28 10:09:28,271 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-28 10:09:28,272 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2020-10-28 10:09:28,272 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-28 10:09:28,273 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2020-10-28 10:09:28,273 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-28 10:09:28,273 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-28 10:09:28,273 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-28 10:09:28,273 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-28 10:09:28,274 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-28 10:09:28,275 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-10-28 10:09:28,275 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-28 10:09:28,275 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-28 10:09:28,275 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-28 10:09:28,276 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-28 10:09:28,277 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-28 10:09:28,277 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-28 10:09:28,277 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-28 10:09:29,729 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-28 10:09:29,730 INFO L298 CfgBuilder]: Removed 1 assume(true) statements. [2020-10-28 10:09:29,732 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 10:09:29 BoogieIcfgContainer [2020-10-28 10:09:29,732 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-28 10:09:29,734 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-28 10:09:29,734 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-28 10:09:29,738 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-28 10:09:29,738 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.10 10:09:27" (1/3) ... [2020-10-28 10:09:29,739 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@318a50bb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 10:09:29, skipping insertion in model container [2020-10-28 10:09:29,739 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:09:28" (2/3) ... [2020-10-28 10:09:29,740 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@318a50bb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 10:09:29, skipping insertion in model container [2020-10-28 10:09:29,740 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 10:09:29" (3/3) ... [2020-10-28 10:09:29,741 INFO L111 eAbstractionObserver]: Analyzing ICFG Problem02_label12.c [2020-10-28 10:09:29,755 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-28 10:09:29,761 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-28 10:09:29,775 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-28 10:09:29,805 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-28 10:09:29,805 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-28 10:09:29,805 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-28 10:09:29,805 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-28 10:09:29,805 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-28 10:09:29,806 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-28 10:09:29,806 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-28 10:09:29,806 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-28 10:09:29,832 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states. [2020-10-28 10:09:29,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2020-10-28 10:09:29,847 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 10:09:29,849 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 10:09:29,849 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 10:09:29,856 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 10:09:29,856 INFO L82 PathProgramCache]: Analyzing trace with hash 1490496869, now seen corresponding path program 1 times [2020-10-28 10:09:29,866 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 10:09:29,867 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1918576847] [2020-10-28 10:09:29,867 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 10:09:30,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 10:09:30,298 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 10:09:30,682 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 10:09:31,992 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 10:09:31,993 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 135 [2020-10-28 10:09:31,993 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 10:09:31,993 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1783 [2020-10-28 10:09:31,997 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 10:09:31,997 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 10:09:31,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-28 10:09:31,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 10:09:31,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 126 [2020-10-28 10:09:31,998 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-28 10:09:32,296 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 10:09:32,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 10:09:32,320 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 10:09:32,351 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 10:09:32,352 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 10:09:32,352 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 10:09:32,353 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 36 [2020-10-28 10:09:32,353 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 10:09:32,354 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 10:09:32,354 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 10:09:32,354 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 10:09:32,354 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 10:09:32,355 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 10:09:32,412 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-28 10:09:32,413 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1918576847] [2020-10-28 10:09:32,415 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 10:09:32,415 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-28 10:09:32,417 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [992125864] [2020-10-28 10:09:32,427 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-28 10:09:32,427 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 10:09:32,448 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-28 10:09:32,449 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-28 10:09:32,451 INFO L87 Difference]: Start difference. First operand 240 states. Second operand 4 states. [2020-10-28 10:09:34,493 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 10:09:34,494 INFO L93 Difference]: Finished difference Result 632 states and 1079 transitions. [2020-10-28 10:09:34,495 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-28 10:09:34,496 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 125 [2020-10-28 10:09:34,497 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 10:09:34,515 INFO L225 Difference]: With dead ends: 632 [2020-10-28 10:09:34,515 INFO L226 Difference]: Without dead ends: 328 [2020-10-28 10:09:34,525 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-10-28 10:09:34,547 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 328 states. [2020-10-28 10:09:34,629 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 328 to 320. [2020-10-28 10:09:34,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 320 states. [2020-10-28 10:09:34,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 320 states and 466 transitions. [2020-10-28 10:09:34,635 INFO L78 Accepts]: Start accepts. Automaton has 320 states and 466 transitions. Word has length 125 [2020-10-28 10:09:34,636 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 10:09:34,636 INFO L481 AbstractCegarLoop]: Abstraction has 320 states and 466 transitions. [2020-10-28 10:09:34,636 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-28 10:09:34,636 INFO L276 IsEmpty]: Start isEmpty. Operand 320 states and 466 transitions. [2020-10-28 10:09:34,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2020-10-28 10:09:34,642 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 10:09:34,642 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 10:09:34,643 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-28 10:09:34,643 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 10:09:34,644 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 10:09:34,644 INFO L82 PathProgramCache]: Analyzing trace with hash -1793733516, now seen corresponding path program 1 times [2020-10-28 10:09:34,644 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 10:09:34,644 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1758275956] [2020-10-28 10:09:34,645 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 10:09:34,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 10:09:34,710 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 10:09:34,824 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 10:09:35,711 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 10:09:36,417 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 10:09:36,418 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 159 [2020-10-28 10:09:36,419 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-28 10:09:36,419 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1726 [2020-10-28 10:09:36,419 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 10:09:36,419 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 10:09:36,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 10:09:36,420 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 32 [2020-10-28 10:09:36,420 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 123 [2020-10-28 10:09:36,420 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 10:09:36,638 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 10:09:36,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 10:09:36,644 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 10:09:36,653 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 10:09:36,654 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 10:09:36,654 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 10:09:36,654 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-28 10:09:36,654 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 10:09:36,655 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 10:09:36,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 10:09:36,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 10:09:36,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 10:09:36,655 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 10:09:36,675 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-28 10:09:36,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 10:09:36,685 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 10:09:36,705 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 10:09:36,705 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-28 10:09:36,705 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 10:09:36,706 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-10-28 10:09:36,706 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 10:09:36,706 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 10:09:36,706 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 10:09:36,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 10:09:36,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-28 10:09:36,707 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 10:09:36,770 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 18 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-28 10:09:36,771 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1758275956] [2020-10-28 10:09:36,771 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-28 10:09:36,771 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2020-10-28 10:09:36,772 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1254165176] [2020-10-28 10:09:36,774 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-28 10:09:36,774 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 10:09:36,775 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-28 10:09:36,775 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-28 10:09:36,775 INFO L87 Difference]: Start difference. First operand 320 states and 466 transitions. Second operand 5 states. [2020-10-28 10:09:37,053 WARN L193 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2020-10-28 10:09:38,819 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 10:09:38,819 INFO L93 Difference]: Finished difference Result 942 states and 1402 transitions. [2020-10-28 10:09:38,820 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-28 10:09:38,820 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 147 [2020-10-28 10:09:38,821 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 10:09:38,831 INFO L225 Difference]: With dead ends: 942 [2020-10-28 10:09:38,831 INFO L226 Difference]: Without dead ends: 628 [2020-10-28 10:09:38,835 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2020-10-28 10:09:38,837 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 628 states. [2020-10-28 10:09:38,943 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 628 to 616. [2020-10-28 10:09:38,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 616 states. [2020-10-28 10:09:38,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 616 states to 616 states and 803 transitions. [2020-10-28 10:09:38,951 INFO L78 Accepts]: Start accepts. Automaton has 616 states and 803 transitions. Word has length 147 [2020-10-28 10:09:38,952 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 10:09:38,952 INFO L481 AbstractCegarLoop]: Abstraction has 616 states and 803 transitions. [2020-10-28 10:09:38,952 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-28 10:09:38,952 INFO L276 IsEmpty]: Start isEmpty. Operand 616 states and 803 transitions. [2020-10-28 10:09:38,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2020-10-28 10:09:38,964 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 10:09:38,967 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 10:09:38,968 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-28 10:09:38,968 INFO L429 AbstractCegarLoop]: === Iteration 3 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 10:09:38,968 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 10:09:38,968 INFO L82 PathProgramCache]: Analyzing trace with hash -355647556, now seen corresponding path program 1 times [2020-10-28 10:09:38,969 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 10:09:38,972 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [841380609] [2020-10-28 10:09:38,972 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 10:09:39,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 10:09:39,019 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 10:09:39,078 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 10:09:39,677 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 10:09:40,192 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 10:09:40,192 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 163 [2020-10-28 10:09:40,193 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-28 10:09:40,193 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1188 [2020-10-28 10:09:40,193 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 10:09:40,193 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 10:09:40,193 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 10:09:40,194 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 36 [2020-10-28 10:09:40,194 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 123 [2020-10-28 10:09:40,194 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 10:09:40,354 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 10:09:40,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 10:09:40,360 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 10:09:40,369 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 10:09:40,369 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 10:09:40,370 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 10:09:40,370 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-28 10:09:40,370 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 10:09:40,370 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 10:09:40,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 10:09:40,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 10:09:40,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 10:09:40,372 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 10:09:40,416 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-28 10:09:40,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 10:09:40,430 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 10:09:40,455 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 10:09:40,455 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-28 10:09:40,455 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 10:09:40,455 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 29 [2020-10-28 10:09:40,456 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 10:09:40,456 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 10:09:40,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 10:09:40,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 10:09:40,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-28 10:09:40,457 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 10:09:40,505 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 22 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-28 10:09:40,505 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [841380609] [2020-10-28 10:09:40,506 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-28 10:09:40,506 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2020-10-28 10:09:40,508 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2132677287] [2020-10-28 10:09:40,508 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-28 10:09:40,509 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 10:09:40,511 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-28 10:09:40,512 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-28 10:09:40,512 INFO L87 Difference]: Start difference. First operand 616 states and 803 transitions. Second operand 5 states. [2020-10-28 10:09:42,457 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 10:09:42,457 INFO L93 Difference]: Finished difference Result 1833 states and 2457 transitions. [2020-10-28 10:09:42,458 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-28 10:09:42,458 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 151 [2020-10-28 10:09:42,459 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 10:09:42,470 INFO L225 Difference]: With dead ends: 1833 [2020-10-28 10:09:42,470 INFO L226 Difference]: Without dead ends: 1223 [2020-10-28 10:09:42,476 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2020-10-28 10:09:42,478 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1223 states. [2020-10-28 10:09:42,554 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1223 to 1060. [2020-10-28 10:09:42,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1060 states. [2020-10-28 10:09:42,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1060 states to 1060 states and 1379 transitions. [2020-10-28 10:09:42,562 INFO L78 Accepts]: Start accepts. Automaton has 1060 states and 1379 transitions. Word has length 151 [2020-10-28 10:09:42,562 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 10:09:42,563 INFO L481 AbstractCegarLoop]: Abstraction has 1060 states and 1379 transitions. [2020-10-28 10:09:42,563 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-28 10:09:42,563 INFO L276 IsEmpty]: Start isEmpty. Operand 1060 states and 1379 transitions. [2020-10-28 10:09:42,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2020-10-28 10:09:42,568 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 10:09:42,569 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 10:09:42,569 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-28 10:09:42,569 INFO L429 AbstractCegarLoop]: === Iteration 4 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 10:09:42,570 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 10:09:42,570 INFO L82 PathProgramCache]: Analyzing trace with hash 1039990625, now seen corresponding path program 1 times [2020-10-28 10:09:42,570 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 10:09:42,570 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1844905054] [2020-10-28 10:09:42,571 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 10:09:42,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 10:09:42,620 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 10:09:42,673 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 10:09:42,738 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 10:09:43,259 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 10:09:43,584 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 10:09:47,087 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 10:09:47,618 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 10:09:47,619 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 223 [2020-10-28 10:09:47,619 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-28 10:09:47,619 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5011 [2020-10-28 10:09:47,620 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 10:09:47,620 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 10:09:47,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 10:09:47,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 10:09:47,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 194 [2020-10-28 10:09:47,620 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 10:09:48,061 WARN L193 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2020-10-28 10:09:48,062 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 10:09:48,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 10:09:48,077 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 10:09:48,088 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 10:09:48,088 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 10:09:48,089 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 10:09:48,090 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-28 10:09:48,090 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 10:09:48,090 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 10:09:48,090 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 10:09:48,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 10:09:48,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 10:09:48,091 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 10:09:48,123 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-28 10:09:48,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 10:09:48,140 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 10:09:48,150 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 10:09:48,201 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 10:09:48,202 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-28 10:09:48,202 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 10:09:48,202 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 67 [2020-10-28 10:09:48,202 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 10:09:48,203 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 10:09:48,203 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 10:09:48,203 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 10:09:48,203 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-28 10:09:48,203 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 10:09:48,211 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2020-10-28 10:09:48,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 10:09:48,238 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 10:09:48,307 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 10:09:48,327 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 10:09:48,327 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 59 [2020-10-28 10:09:48,328 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 10:09:48,328 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 101 [2020-10-28 10:09:48,328 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 10:09:48,328 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 10:09:48,328 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 10:09:48,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 10:09:48,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 56 [2020-10-28 10:09:48,329 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 10:09:48,668 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 77 proven. 2 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2020-10-28 10:09:48,668 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1844905054] [2020-10-28 10:09:48,669 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-28 10:09:48,669 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2020-10-28 10:09:48,669 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1802826266] [2020-10-28 10:09:48,670 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-28 10:09:48,671 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 10:09:48,671 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-28 10:09:48,671 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-10-28 10:09:48,672 INFO L87 Difference]: Start difference. First operand 1060 states and 1379 transitions. Second operand 7 states. [2020-10-28 10:09:48,809 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2020-10-28 10:09:49,915 WARN L193 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2020-10-28 10:09:50,679 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 10:09:50,679 INFO L93 Difference]: Finished difference Result 2074 states and 2736 transitions. [2020-10-28 10:09:50,680 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-28 10:09:50,680 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 209 [2020-10-28 10:09:50,680 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 10:09:50,681 INFO L225 Difference]: With dead ends: 2074 [2020-10-28 10:09:50,681 INFO L226 Difference]: Without dead ends: 0 [2020-10-28 10:09:50,686 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 7 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2020-10-28 10:09:50,687 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-28 10:09:50,687 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-28 10:09:50,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-28 10:09:50,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-28 10:09:50,688 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 209 [2020-10-28 10:09:50,688 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 10:09:50,688 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-28 10:09:50,688 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-28 10:09:50,688 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-28 10:09:50,688 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-28 10:09:50,689 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-28 10:09:50,691 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-28 10:09:51,639 WARN L193 SmtUtils]: Spent 523.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 60 [2020-10-28 10:09:51,939 INFO L274 CegarLoopResult]: For program point reach_errorEXIT(line 4) no Hoare annotation was computed. [2020-10-28 10:09:51,939 INFO L277 CegarLoopResult]: At program point reach_errorENTRY(line 4) the Hoare annotation is: true [2020-10-28 10:09:51,939 INFO L274 CegarLoopResult]: For program point reach_errorFINAL(line 4) no Hoare annotation was computed. [2020-10-28 10:09:51,940 INFO L274 CegarLoopResult]: For program point reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 4) no Hoare annotation was computed. [2020-10-28 10:09:51,940 INFO L274 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-28 10:09:51,940 INFO L270 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~a28~0 |old(~a28~0)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |old(#length)| |#length|) (= ~a21~0 |old(~a21~0)|) (= |#t~string6.base| |old(#t~string6.base)|) (= ~f~0 |old(~f~0)|) (= ~a19~0 |old(~a19~0)|) (= |old(#valid)| |#valid|) (= |#t~string5.base| |old(#t~string5.base)|) (= ~a11~0 |old(~a11~0)|) (= ~w~0 |old(~w~0)|) (= ~u~0 |old(~u~0)|) (= ~e~0 |old(~e~0)|) (= |#NULL.base| |old(#NULL.base)|) (= ~y~0 |old(~y~0)|) (= |#t~string7.base| |old(#t~string7.base)|) (= ~a17~0 |old(~a17~0)|) (= ~c~0 |old(~c~0)|) (= ~a25~0 |old(~a25~0)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= ~z~0 |old(~z~0)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= ~a~0 |old(~a~0)|) (= ~x~0 |old(~x~0)|) (= ~d~0 |old(~d~0)|) (= |#NULL.offset| |old(#NULL.offset)|) (= ~v~0 |old(~v~0)|)) [2020-10-28 10:09:51,940 INFO L274 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-28 10:09:51,941 INFO L274 CegarLoopResult]: For program point L597(line 597) no Hoare annotation was computed. [2020-10-28 10:09:51,941 INFO L274 CegarLoopResult]: For program point L564(line 564) no Hoare annotation was computed. [2020-10-28 10:09:51,941 INFO L274 CegarLoopResult]: For program point L531(line 531) no Hoare annotation was computed. [2020-10-28 10:09:51,941 INFO L274 CegarLoopResult]: For program point L498(line 498) no Hoare annotation was computed. [2020-10-28 10:09:51,941 INFO L274 CegarLoopResult]: For program point L465(line 465) no Hoare annotation was computed. [2020-10-28 10:09:51,941 INFO L274 CegarLoopResult]: For program point L432(line 432) no Hoare annotation was computed. [2020-10-28 10:09:51,942 INFO L274 CegarLoopResult]: For program point L333(lines 333 415) no Hoare annotation was computed. [2020-10-28 10:09:51,942 INFO L274 CegarLoopResult]: For program point L300(lines 300 309) no Hoare annotation was computed. [2020-10-28 10:09:51,942 INFO L274 CegarLoopResult]: For program point L234(lines 234 415) no Hoare annotation was computed. [2020-10-28 10:09:51,942 INFO L274 CegarLoopResult]: For program point L300-2(lines 300 309) no Hoare annotation was computed. [2020-10-28 10:09:51,942 INFO L274 CegarLoopResult]: For program point L400(lines 400 415) no Hoare annotation was computed. [2020-10-28 10:09:51,942 INFO L274 CegarLoopResult]: For program point L334(lines 334 337) no Hoare annotation was computed. [2020-10-28 10:09:51,942 INFO L274 CegarLoopResult]: For program point L334-2(lines 334 337) no Hoare annotation was computed. [2020-10-28 10:09:51,942 INFO L274 CegarLoopResult]: For program point L136(lines 136 415) no Hoare annotation was computed. [2020-10-28 10:09:51,943 INFO L274 CegarLoopResult]: For program point L37(lines 37 415) no Hoare annotation was computed. [2020-10-28 10:09:51,943 INFO L274 CegarLoopResult]: For program point L566-1(lines 31 600) no Hoare annotation was computed. [2020-10-28 10:09:51,943 INFO L274 CegarLoopResult]: For program point L533-1(lines 31 600) no Hoare annotation was computed. [2020-10-28 10:09:51,943 INFO L274 CegarLoopResult]: For program point L500-1(lines 31 600) no Hoare annotation was computed. [2020-10-28 10:09:51,943 INFO L274 CegarLoopResult]: For program point L467-1(lines 31 600) no Hoare annotation was computed. [2020-10-28 10:09:51,943 INFO L274 CegarLoopResult]: For program point L434-1(lines 31 600) no Hoare annotation was computed. [2020-10-28 10:09:51,943 INFO L274 CegarLoopResult]: For program point L236(lines 236 415) no Hoare annotation was computed. [2020-10-28 10:09:51,944 INFO L274 CegarLoopResult]: For program point L71(lines 71 415) no Hoare annotation was computed. [2020-10-28 10:09:51,944 INFO L274 CegarLoopResult]: For program point L567(line 567) no Hoare annotation was computed. [2020-10-28 10:09:51,944 INFO L274 CegarLoopResult]: For program point L534(line 534) no Hoare annotation was computed. [2020-10-28 10:09:51,944 INFO L274 CegarLoopResult]: For program point L501(line 501) no Hoare annotation was computed. [2020-10-28 10:09:51,944 INFO L274 CegarLoopResult]: For program point L468(line 468) no Hoare annotation was computed. [2020-10-28 10:09:51,944 INFO L274 CegarLoopResult]: For program point L435(line 435) no Hoare annotation was computed. [2020-10-28 10:09:51,944 INFO L274 CegarLoopResult]: For program point L204(lines 204 415) no Hoare annotation was computed. [2020-10-28 10:09:51,945 INFO L274 CegarLoopResult]: For program point L171(lines 171 415) no Hoare annotation was computed. [2020-10-28 10:09:51,945 INFO L274 CegarLoopResult]: For program point L370(lines 370 415) no Hoare annotation was computed. [2020-10-28 10:09:51,945 INFO L274 CegarLoopResult]: For program point L205(lines 205 212) no Hoare annotation was computed. [2020-10-28 10:09:51,945 INFO L274 CegarLoopResult]: For program point L205-2(lines 205 212) no Hoare annotation was computed. [2020-10-28 10:09:51,945 INFO L274 CegarLoopResult]: For program point L40(lines 40 415) no Hoare annotation was computed. [2020-10-28 10:09:51,945 INFO L274 CegarLoopResult]: For program point L569-1(lines 31 600) no Hoare annotation was computed. [2020-10-28 10:09:51,945 INFO L274 CegarLoopResult]: For program point L536-1(lines 31 600) no Hoare annotation was computed. [2020-10-28 10:09:51,945 INFO L274 CegarLoopResult]: For program point L503-1(lines 31 600) no Hoare annotation was computed. [2020-10-28 10:09:51,946 INFO L274 CegarLoopResult]: For program point L470-1(lines 31 600) no Hoare annotation was computed. [2020-10-28 10:09:51,946 INFO L274 CegarLoopResult]: For program point L404(lines 404 415) no Hoare annotation was computed. [2020-10-28 10:09:51,946 INFO L274 CegarLoopResult]: For program point L437-1(lines 31 600) no Hoare annotation was computed. [2020-10-28 10:09:51,946 INFO L274 CegarLoopResult]: For program point L239(lines 239 415) no Hoare annotation was computed. [2020-10-28 10:09:51,946 INFO L274 CegarLoopResult]: For program point L570(line 570) no Hoare annotation was computed. [2020-10-28 10:09:51,946 INFO L274 CegarLoopResult]: For program point L537(line 537) no Hoare annotation was computed. [2020-10-28 10:09:51,946 INFO L274 CegarLoopResult]: For program point L504(line 504) no Hoare annotation was computed. [2020-10-28 10:09:51,947 INFO L274 CegarLoopResult]: For program point L471(line 471) no Hoare annotation was computed. [2020-10-28 10:09:51,947 INFO L274 CegarLoopResult]: For program point L438(line 438) no Hoare annotation was computed. [2020-10-28 10:09:51,947 INFO L274 CegarLoopResult]: For program point L339(lines 339 415) no Hoare annotation was computed. [2020-10-28 10:09:51,947 INFO L274 CegarLoopResult]: For program point L240(lines 240 248) no Hoare annotation was computed. [2020-10-28 10:09:51,947 INFO L274 CegarLoopResult]: For program point L240-2(lines 240 248) no Hoare annotation was computed. [2020-10-28 10:09:51,947 INFO L274 CegarLoopResult]: For program point L141(lines 141 415) no Hoare annotation was computed. [2020-10-28 10:09:51,947 INFO L274 CegarLoopResult]: For program point L108(lines 108 415) no Hoare annotation was computed. [2020-10-28 10:09:51,947 INFO L274 CegarLoopResult]: For program point L406(lines 406 415) no Hoare annotation was computed. [2020-10-28 10:09:51,948 INFO L274 CegarLoopResult]: For program point L340(lines 340 349) no Hoare annotation was computed. [2020-10-28 10:09:51,948 INFO L274 CegarLoopResult]: For program point L340-2(lines 340 349) no Hoare annotation was computed. [2020-10-28 10:09:51,948 INFO L274 CegarLoopResult]: For program point L76(lines 76 415) no Hoare annotation was computed. [2020-10-28 10:09:51,948 INFO L274 CegarLoopResult]: For program point L572-1(lines 31 600) no Hoare annotation was computed. [2020-10-28 10:09:51,948 INFO L274 CegarLoopResult]: For program point L539-1(lines 31 600) no Hoare annotation was computed. [2020-10-28 10:09:51,948 INFO L274 CegarLoopResult]: For program point L506-1(lines 31 600) no Hoare annotation was computed. [2020-10-28 10:09:51,948 INFO L274 CegarLoopResult]: For program point L473-1(lines 31 600) no Hoare annotation was computed. [2020-10-28 10:09:51,948 INFO L274 CegarLoopResult]: For program point L440-1(lines 31 600) no Hoare annotation was computed. [2020-10-28 10:09:51,948 INFO L274 CegarLoopResult]: For program point L77(lines 77 82) no Hoare annotation was computed. [2020-10-28 10:09:51,949 INFO L274 CegarLoopResult]: For program point L44(lines 44 415) no Hoare annotation was computed. [2020-10-28 10:09:51,949 INFO L274 CegarLoopResult]: For program point L77-2(lines 77 82) no Hoare annotation was computed. [2020-10-28 10:09:51,949 INFO L274 CegarLoopResult]: For program point L573(line 573) no Hoare annotation was computed. [2020-10-28 10:09:51,949 INFO L274 CegarLoopResult]: For program point L540(line 540) no Hoare annotation was computed. [2020-10-28 10:09:51,949 INFO L274 CegarLoopResult]: For program point L507(line 507) no Hoare annotation was computed. [2020-10-28 10:09:51,949 INFO L274 CegarLoopResult]: For program point L474(line 474) no Hoare annotation was computed. [2020-10-28 10:09:51,949 INFO L274 CegarLoopResult]: For program point L441(line 441) no Hoare annotation was computed. [2020-10-28 10:09:51,949 INFO L274 CegarLoopResult]: For program point L177(lines 177 415) no Hoare annotation was computed. [2020-10-28 10:09:51,950 INFO L274 CegarLoopResult]: For program point L409(lines 409 415) no Hoare annotation was computed. [2020-10-28 10:09:51,950 INFO L274 CegarLoopResult]: For program point L145(lines 145 415) no Hoare annotation was computed. [2020-10-28 10:09:51,950 INFO L274 CegarLoopResult]: For program point L575-1(lines 31 600) no Hoare annotation was computed. [2020-10-28 10:09:51,950 INFO L274 CegarLoopResult]: For program point L542-1(lines 31 600) no Hoare annotation was computed. [2020-10-28 10:09:51,950 INFO L274 CegarLoopResult]: For program point L509-1(lines 31 600) no Hoare annotation was computed. [2020-10-28 10:09:51,950 INFO L274 CegarLoopResult]: For program point L476-1(lines 31 600) no Hoare annotation was computed. [2020-10-28 10:09:51,950 INFO L274 CegarLoopResult]: For program point L443-1(lines 31 600) no Hoare annotation was computed. [2020-10-28 10:09:51,950 INFO L274 CegarLoopResult]: For program point L377(lines 377 415) no Hoare annotation was computed. [2020-10-28 10:09:51,951 INFO L274 CegarLoopResult]: For program point L311(lines 311 415) no Hoare annotation was computed. [2020-10-28 10:09:51,951 INFO L274 CegarLoopResult]: For program point L278(lines 278 415) no Hoare annotation was computed. [2020-10-28 10:09:51,951 INFO L274 CegarLoopResult]: For program point L576(line 576) no Hoare annotation was computed. [2020-10-28 10:09:51,951 INFO L274 CegarLoopResult]: For program point L543(line 543) no Hoare annotation was computed. [2020-10-28 10:09:51,951 INFO L274 CegarLoopResult]: For program point L510(line 510) no Hoare annotation was computed. [2020-10-28 10:09:51,951 INFO L274 CegarLoopResult]: For program point L477(line 477) no Hoare annotation was computed. [2020-10-28 10:09:51,951 INFO L274 CegarLoopResult]: For program point L444(line 444) no Hoare annotation was computed. [2020-10-28 10:09:51,952 INFO L274 CegarLoopResult]: For program point L411(lines 411 415) no Hoare annotation was computed. [2020-10-28 10:09:51,952 INFO L274 CegarLoopResult]: For program point L214(lines 214 415) no Hoare annotation was computed. [2020-10-28 10:09:51,952 INFO L274 CegarLoopResult]: For program point L181(lines 181 415) no Hoare annotation was computed. [2020-10-28 10:09:51,952 INFO L274 CegarLoopResult]: For program point L115(lines 115 415) no Hoare annotation was computed. [2020-10-28 10:09:51,952 INFO L274 CegarLoopResult]: For program point L49(lines 49 415) no Hoare annotation was computed. [2020-10-28 10:09:51,953 INFO L274 CegarLoopResult]: For program point L578-1(lines 31 600) no Hoare annotation was computed. [2020-10-28 10:09:51,953 INFO L274 CegarLoopResult]: For program point L545-1(lines 31 600) no Hoare annotation was computed. [2020-10-28 10:09:51,953 INFO L274 CegarLoopResult]: For program point L512-1(lines 31 600) no Hoare annotation was computed. [2020-10-28 10:09:51,953 INFO L274 CegarLoopResult]: For program point L479-1(lines 31 600) no Hoare annotation was computed. [2020-10-28 10:09:51,953 INFO L274 CegarLoopResult]: For program point L446-1(lines 31 600) no Hoare annotation was computed. [2020-10-28 10:09:51,953 INFO L274 CegarLoopResult]: For program point L380(lines 380 415) no Hoare annotation was computed. [2020-10-28 10:09:51,953 INFO L274 CegarLoopResult]: For program point L579(line 579) no Hoare annotation was computed. [2020-10-28 10:09:51,954 INFO L274 CegarLoopResult]: For program point L546(line 546) no Hoare annotation was computed. [2020-10-28 10:09:51,954 INFO L274 CegarLoopResult]: For program point L513(line 513) no Hoare annotation was computed. [2020-10-28 10:09:51,954 INFO L274 CegarLoopResult]: For program point L480(line 480) no Hoare annotation was computed. [2020-10-28 10:09:51,954 INFO L274 CegarLoopResult]: For program point L447(line 447) no Hoare annotation was computed. [2020-10-28 10:09:51,954 INFO L274 CegarLoopResult]: For program point L282(lines 282 415) no Hoare annotation was computed. [2020-10-28 10:09:51,954 INFO L274 CegarLoopResult]: For program point L150(lines 150 415) no Hoare annotation was computed. [2020-10-28 10:09:51,954 INFO L274 CegarLoopResult]: For program point L84(lines 84 415) no Hoare annotation was computed. [2020-10-28 10:09:51,955 INFO L274 CegarLoopResult]: For program point calculate_outputFINAL(lines 31 600) no Hoare annotation was computed. [2020-10-28 10:09:51,955 INFO L274 CegarLoopResult]: For program point calculate_outputEXIT(lines 31 600) no Hoare annotation was computed. [2020-10-28 10:09:51,955 INFO L274 CegarLoopResult]: For program point L382(lines 382 415) no Hoare annotation was computed. [2020-10-28 10:09:51,955 INFO L274 CegarLoopResult]: For program point L316(lines 316 415) no Hoare annotation was computed. [2020-10-28 10:09:51,955 INFO L274 CegarLoopResult]: For program point L250(lines 250 415) no Hoare annotation was computed. [2020-10-28 10:09:51,955 INFO L274 CegarLoopResult]: For program point L217(lines 217 415) no Hoare annotation was computed. [2020-10-28 10:09:51,955 INFO L274 CegarLoopResult]: For program point L85(lines 85 91) no Hoare annotation was computed. [2020-10-28 10:09:51,955 INFO L274 CegarLoopResult]: For program point L52(lines 52 415) no Hoare annotation was computed. [2020-10-28 10:09:51,956 INFO L274 CegarLoopResult]: For program point L85-2(lines 85 91) no Hoare annotation was computed. [2020-10-28 10:09:51,956 INFO L274 CegarLoopResult]: For program point L581-1(lines 31 600) no Hoare annotation was computed. [2020-10-28 10:09:51,956 INFO L274 CegarLoopResult]: For program point L548-1(lines 31 600) no Hoare annotation was computed. [2020-10-28 10:09:51,956 INFO L274 CegarLoopResult]: For program point L515-1(lines 31 600) no Hoare annotation was computed. [2020-10-28 10:09:51,956 INFO L274 CegarLoopResult]: For program point L482-1(lines 31 600) no Hoare annotation was computed. [2020-10-28 10:09:51,956 INFO L274 CegarLoopResult]: For program point L416(lines 416 418) no Hoare annotation was computed. [2020-10-28 10:09:51,956 INFO L274 CegarLoopResult]: For program point L449-1(lines 31 600) no Hoare annotation was computed. [2020-10-28 10:09:51,956 INFO L274 CegarLoopResult]: For program point L383(lines 383 389) no Hoare annotation was computed. [2020-10-28 10:09:51,957 INFO L274 CegarLoopResult]: For program point L416-2(lines 31 600) no Hoare annotation was computed. [2020-10-28 10:09:51,957 INFO L274 CegarLoopResult]: For program point L317(lines 317 328) no Hoare annotation was computed. [2020-10-28 10:09:51,957 INFO L274 CegarLoopResult]: For program point L383-2(lines 383 389) no Hoare annotation was computed. [2020-10-28 10:09:51,957 INFO L274 CegarLoopResult]: For program point L317-2(lines 317 328) no Hoare annotation was computed. [2020-10-28 10:09:51,957 INFO L274 CegarLoopResult]: For program point L582(line 582) no Hoare annotation was computed. [2020-10-28 10:09:51,957 INFO L274 CegarLoopResult]: For program point L549(line 549) no Hoare annotation was computed. [2020-10-28 10:09:51,957 INFO L274 CegarLoopResult]: For program point L516(line 516) no Hoare annotation was computed. [2020-10-28 10:09:51,958 INFO L274 CegarLoopResult]: For program point L483(line 483) no Hoare annotation was computed. [2020-10-28 10:09:51,958 INFO L274 CegarLoopResult]: For program point L450(line 450) no Hoare annotation was computed. [2020-10-28 10:09:51,958 INFO L274 CegarLoopResult]: For program point L417(line 417) no Hoare annotation was computed. [2020-10-28 10:09:51,958 INFO L274 CegarLoopResult]: For program point L351(lines 351 415) no Hoare annotation was computed. [2020-10-28 10:09:51,958 INFO L274 CegarLoopResult]: For program point L285(lines 285 415) no Hoare annotation was computed. [2020-10-28 10:09:51,958 INFO L274 CegarLoopResult]: For program point L220(lines 220 415) no Hoare annotation was computed. [2020-10-28 10:09:51,958 INFO L274 CegarLoopResult]: For program point L187(lines 187 415) no Hoare annotation was computed. [2020-10-28 10:09:51,958 INFO L274 CegarLoopResult]: For program point L121(lines 121 415) no Hoare annotation was computed. [2020-10-28 10:09:51,959 INFO L274 CegarLoopResult]: For program point L584-1(lines 31 600) no Hoare annotation was computed. [2020-10-28 10:09:51,959 INFO L274 CegarLoopResult]: For program point L551-1(lines 31 600) no Hoare annotation was computed. [2020-10-28 10:09:51,959 INFO L274 CegarLoopResult]: For program point L518-1(lines 31 600) no Hoare annotation was computed. [2020-10-28 10:09:51,959 INFO L274 CegarLoopResult]: For program point L485-1(lines 31 600) no Hoare annotation was computed. [2020-10-28 10:09:51,959 INFO L274 CegarLoopResult]: For program point L452-1(lines 31 600) no Hoare annotation was computed. [2020-10-28 10:09:51,959 INFO L274 CegarLoopResult]: For program point L419-1(lines 31 600) no Hoare annotation was computed. [2020-10-28 10:09:51,959 INFO L274 CegarLoopResult]: For program point L56(lines 56 415) no Hoare annotation was computed. [2020-10-28 10:09:51,959 INFO L274 CegarLoopResult]: For program point L585(line 585) no Hoare annotation was computed. [2020-10-28 10:09:51,960 INFO L274 CegarLoopResult]: For program point L552(line 552) no Hoare annotation was computed. [2020-10-28 10:09:51,960 INFO L274 CegarLoopResult]: For program point L519(line 519) no Hoare annotation was computed. [2020-10-28 10:09:51,960 INFO L274 CegarLoopResult]: For program point L486(line 486) no Hoare annotation was computed. [2020-10-28 10:09:51,960 INFO L274 CegarLoopResult]: For program point L453(line 453) no Hoare annotation was computed. [2020-10-28 10:09:51,960 INFO L274 CegarLoopResult]: For program point L420(line 420) no Hoare annotation was computed. [2020-10-28 10:09:51,960 INFO L274 CegarLoopResult]: For program point L288(lines 288 415) no Hoare annotation was computed. [2020-10-28 10:09:51,960 INFO L274 CegarLoopResult]: For program point L255(lines 255 415) no Hoare annotation was computed. [2020-10-28 10:09:51,961 INFO L274 CegarLoopResult]: For program point L189(lines 189 415) no Hoare annotation was computed. [2020-10-28 10:09:51,961 INFO L274 CegarLoopResult]: For program point L156(lines 156 415) no Hoare annotation was computed. [2020-10-28 10:09:51,961 INFO L274 CegarLoopResult]: For program point L587-1(lines 31 600) no Hoare annotation was computed. [2020-10-28 10:09:51,961 INFO L274 CegarLoopResult]: For program point L554-1(lines 31 600) no Hoare annotation was computed. [2020-10-28 10:09:51,961 INFO L274 CegarLoopResult]: For program point L521-1(lines 31 600) no Hoare annotation was computed. [2020-10-28 10:09:51,961 INFO L274 CegarLoopResult]: For program point L488-1(lines 31 600) no Hoare annotation was computed. [2020-10-28 10:09:51,961 INFO L274 CegarLoopResult]: For program point L455-1(lines 31 600) no Hoare annotation was computed. [2020-10-28 10:09:51,961 INFO L274 CegarLoopResult]: For program point L422-1(lines 31 600) no Hoare annotation was computed. [2020-10-28 10:09:51,962 INFO L274 CegarLoopResult]: For program point L356(lines 356 415) no Hoare annotation was computed. [2020-10-28 10:09:51,962 INFO L274 CegarLoopResult]: For program point L191(lines 191 415) no Hoare annotation was computed. [2020-10-28 10:09:51,962 INFO L274 CegarLoopResult]: For program point L125(lines 125 415) no Hoare annotation was computed. [2020-10-28 10:09:51,962 INFO L274 CegarLoopResult]: For program point L588(line 588) no Hoare annotation was computed. [2020-10-28 10:09:51,962 INFO L274 CegarLoopResult]: For program point L555(line 555) no Hoare annotation was computed. [2020-10-28 10:09:51,962 INFO L274 CegarLoopResult]: For program point L522(line 522) no Hoare annotation was computed. [2020-10-28 10:09:51,962 INFO L274 CegarLoopResult]: For program point L489(line 489) no Hoare annotation was computed. [2020-10-28 10:09:51,963 INFO L270 CegarLoopResult]: At program point calculate_outputENTRY(lines 31 600) the Hoare annotation is: (let ((.cse0 (= ~a28~0 |old(~a28~0)|)) (.cse5 (= ~a17~0 |old(~a17~0)|)) (.cse1 (= ~a11~0 |old(~a11~0)|)) (.cse2 (= ~a25~0 |old(~a25~0)|)) (.cse3 (= ~a19~0 |old(~a19~0)|)) (.cse4 (not (= ~a21~0 1)))) (and (or (and .cse0 .cse1 .cse2 (= ~a17~0 8) .cse3) (not (= 8 |old(~a17~0)|)) .cse4) (or (not (= |old(~a25~0)| 1)) (and .cse0 .cse5 .cse1 (= ~a25~0 1) .cse3) .cse4) (or (not (<= 7 |old(~a17~0)|)) (not (<= |old(~a17~0)| 7)) (not (<= |old(~a25~0)| 0)) (not (<= |old(~a28~0)| 9)) (and (<= 7 ~a17~0) .cse1 (<= 9 ~a28~0) .cse2 (<= ~a28~0 9) (<= ~a17~0 7) .cse3) .cse4 (not (<= |old(~a19~0)| 0)) (not (<= |old(~a11~0)| 0)) (not (<= 9 |old(~a28~0)|))) (or (not (= 10 |old(~a28~0)|)) (and .cse5 .cse1 .cse2 .cse3 (= ~a28~0 10)) .cse4))) [2020-10-28 10:09:51,963 INFO L274 CegarLoopResult]: For program point L456(line 456) no Hoare annotation was computed. [2020-10-28 10:09:51,963 INFO L274 CegarLoopResult]: For program point L423(line 423) no Hoare annotation was computed. [2020-10-28 10:09:51,963 INFO L274 CegarLoopResult]: For program point L225(lines 225 415) no Hoare annotation was computed. [2020-10-28 10:09:51,963 INFO L274 CegarLoopResult]: For program point L93(lines 93 415) no Hoare annotation was computed. [2020-10-28 10:09:51,963 INFO L274 CegarLoopResult]: For program point L391(lines 391 415) no Hoare annotation was computed. [2020-10-28 10:09:51,964 INFO L274 CegarLoopResult]: For program point L193(lines 193 415) no Hoare annotation was computed. [2020-10-28 10:09:51,964 INFO L274 CegarLoopResult]: For program point L61(lines 61 415) no Hoare annotation was computed. [2020-10-28 10:09:51,964 INFO L274 CegarLoopResult]: For program point L590-1(lines 31 600) no Hoare annotation was computed. [2020-10-28 10:09:51,964 INFO L274 CegarLoopResult]: For program point L557-1(lines 31 600) no Hoare annotation was computed. [2020-10-28 10:09:51,964 INFO L274 CegarLoopResult]: For program point L524-1(lines 31 600) no Hoare annotation was computed. [2020-10-28 10:09:51,964 INFO L274 CegarLoopResult]: For program point L491-1(lines 31 600) no Hoare annotation was computed. [2020-10-28 10:09:51,964 INFO L274 CegarLoopResult]: For program point L458-1(lines 31 600) no Hoare annotation was computed. [2020-10-28 10:09:51,964 INFO L274 CegarLoopResult]: For program point L425-1(lines 31 600) no Hoare annotation was computed. [2020-10-28 10:09:51,965 INFO L274 CegarLoopResult]: For program point L293(lines 293 415) no Hoare annotation was computed. [2020-10-28 10:09:51,965 INFO L274 CegarLoopResult]: For program point L227(lines 227 415) no Hoare annotation was computed. [2020-10-28 10:09:51,965 INFO L274 CegarLoopResult]: For program point L161(lines 161 415) no Hoare annotation was computed. [2020-10-28 10:09:51,965 INFO L274 CegarLoopResult]: For program point L591(line 591) no Hoare annotation was computed. [2020-10-28 10:09:51,965 INFO L274 CegarLoopResult]: For program point L558(line 558) no Hoare annotation was computed. [2020-10-28 10:09:51,965 INFO L274 CegarLoopResult]: For program point L525(line 525) no Hoare annotation was computed. [2020-10-28 10:09:51,965 INFO L274 CegarLoopResult]: For program point L492(line 492) no Hoare annotation was computed. [2020-10-28 10:09:51,965 INFO L274 CegarLoopResult]: For program point L459(line 459) no Hoare annotation was computed. [2020-10-28 10:09:51,966 INFO L274 CegarLoopResult]: For program point L426(line 426) no Hoare annotation was computed. [2020-10-28 10:09:51,966 INFO L274 CegarLoopResult]: For program point L261(lines 261 415) no Hoare annotation was computed. [2020-10-28 10:09:51,966 INFO L274 CegarLoopResult]: For program point L295(lines 295 415) no Hoare annotation was computed. [2020-10-28 10:09:51,966 INFO L274 CegarLoopResult]: For program point L196(lines 196 415) no Hoare annotation was computed. [2020-10-28 10:09:51,966 INFO L274 CegarLoopResult]: For program point L97(lines 97 415) no Hoare annotation was computed. [2020-10-28 10:09:51,966 INFO L274 CegarLoopResult]: For program point L593-1(lines 31 600) no Hoare annotation was computed. [2020-10-28 10:09:51,966 INFO L274 CegarLoopResult]: For program point L560-1(lines 31 600) no Hoare annotation was computed. [2020-10-28 10:09:51,966 INFO L274 CegarLoopResult]: For program point L527-1(lines 31 600) no Hoare annotation was computed. [2020-10-28 10:09:51,967 INFO L274 CegarLoopResult]: For program point L494-1(lines 31 600) no Hoare annotation was computed. [2020-10-28 10:09:51,967 INFO L274 CegarLoopResult]: For program point L461-1(lines 31 600) no Hoare annotation was computed. [2020-10-28 10:09:51,967 INFO L274 CegarLoopResult]: For program point L428-1(lines 31 600) no Hoare annotation was computed. [2020-10-28 10:09:51,967 INFO L274 CegarLoopResult]: For program point L263(lines 263 415) no Hoare annotation was computed. [2020-10-28 10:09:51,967 INFO L274 CegarLoopResult]: For program point L32(lines 32 415) no Hoare annotation was computed. [2020-10-28 10:09:51,967 INFO L274 CegarLoopResult]: For program point L594(line 594) no Hoare annotation was computed. [2020-10-28 10:09:51,967 INFO L274 CegarLoopResult]: For program point L561(line 561) no Hoare annotation was computed. [2020-10-28 10:09:51,968 INFO L270 CegarLoopResult]: At program point L528(line 528) the Hoare annotation is: (let ((.cse0 (not (= ~a21~0 1)))) (and (or (not (= 8 |old(~a17~0)|)) .cse0) (or (not (= 10 |old(~a28~0)|)) .cse0) (or (not (= |old(~a25~0)| 1)) .cse0) (or (not (<= 7 |old(~a17~0)|)) (not (<= |old(~a17~0)| 7)) (not (<= |old(~a25~0)| 0)) (not (<= |old(~a28~0)| 9)) .cse0 (not (<= |old(~a19~0)| 0)) (not (<= |old(~a11~0)| 0)) (not (<= 9 |old(~a28~0)|))))) [2020-10-28 10:09:51,968 INFO L274 CegarLoopResult]: For program point L495(line 495) no Hoare annotation was computed. [2020-10-28 10:09:51,968 INFO L274 CegarLoopResult]: For program point L528-1(line 528) no Hoare annotation was computed. [2020-10-28 10:09:51,968 INFO L274 CegarLoopResult]: For program point L462(line 462) no Hoare annotation was computed. [2020-10-28 10:09:51,968 INFO L274 CegarLoopResult]: For program point L429(line 429) no Hoare annotation was computed. [2020-10-28 10:09:51,968 INFO L274 CegarLoopResult]: For program point L396(lines 396 415) no Hoare annotation was computed. [2020-10-28 10:09:51,968 INFO L274 CegarLoopResult]: For program point L363(lines 363 415) no Hoare annotation was computed. [2020-10-28 10:09:51,969 INFO L274 CegarLoopResult]: For program point L330(lines 330 415) no Hoare annotation was computed. [2020-10-28 10:09:51,969 INFO L274 CegarLoopResult]: For program point L264(lines 264 276) no Hoare annotation was computed. [2020-10-28 10:09:51,969 INFO L274 CegarLoopResult]: For program point L264-2(lines 264 276) no Hoare annotation was computed. [2020-10-28 10:09:51,969 INFO L274 CegarLoopResult]: For program point L132(lines 132 415) no Hoare annotation was computed. [2020-10-28 10:09:51,969 INFO L274 CegarLoopResult]: For program point L67(lines 67 415) no Hoare annotation was computed. [2020-10-28 10:09:51,969 INFO L274 CegarLoopResult]: For program point L596-1(lines 596 598) no Hoare annotation was computed. [2020-10-28 10:09:51,969 INFO L274 CegarLoopResult]: For program point L563-1(lines 31 600) no Hoare annotation was computed. [2020-10-28 10:09:51,969 INFO L274 CegarLoopResult]: For program point L530-1(lines 31 600) no Hoare annotation was computed. [2020-10-28 10:09:51,970 INFO L274 CegarLoopResult]: For program point L497-1(lines 31 600) no Hoare annotation was computed. [2020-10-28 10:09:51,970 INFO L274 CegarLoopResult]: For program point L464-1(lines 31 600) no Hoare annotation was computed. [2020-10-28 10:09:51,970 INFO L274 CegarLoopResult]: For program point L431-1(lines 31 600) no Hoare annotation was computed. [2020-10-28 10:09:51,970 INFO L274 CegarLoopResult]: For program point L299(lines 299 415) no Hoare annotation was computed. [2020-10-28 10:09:51,970 INFO L274 CegarLoopResult]: For program point L200(lines 200 415) no Hoare annotation was computed. [2020-10-28 10:09:51,970 INFO L274 CegarLoopResult]: For program point L167(lines 167 415) no Hoare annotation was computed. [2020-10-28 10:09:51,970 INFO L274 CegarLoopResult]: For program point L101(lines 101 415) no Hoare annotation was computed. [2020-10-28 10:09:51,970 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-28 10:09:51,971 INFO L270 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= ~a21~0 1) (= ~a17~0 8)) [2020-10-28 10:09:51,971 INFO L277 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-28 10:09:51,971 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-28 10:09:51,971 INFO L270 CegarLoopResult]: At program point L608-2(lines 608 618) the Hoare annotation is: (or (= ~a17~0 8) (and (<= ~a11~0 0) (<= ~a19~0 0) (<= 7 ~a17~0) (<= 9 ~a28~0) (<= ~a28~0 9) (<= ~a17~0 7) (<= ~a25~0 0)) (not (= 8 |old(~a17~0)|)) (= ~a25~0 1) (not (= ~a21~0 1)) (= ~a28~0 10)) [2020-10-28 10:09:51,971 INFO L270 CegarLoopResult]: At program point mainENTRY(lines 602 619) the Hoare annotation is: (or (and (= ~a28~0 |old(~a28~0)|) (= ~a11~0 |old(~a11~0)|) (= ~a25~0 |old(~a25~0)|) (= ~a17~0 8) (= ~a19~0 |old(~a19~0)|)) (not (= 8 |old(~a17~0)|)) (not (= ~a21~0 1))) [2020-10-28 10:09:51,971 INFO L274 CegarLoopResult]: For program point L608-3(lines 602 619) no Hoare annotation was computed. [2020-10-28 10:09:51,971 INFO L274 CegarLoopResult]: For program point mainEXIT(lines 602 619) no Hoare annotation was computed. [2020-10-28 10:09:51,972 INFO L270 CegarLoopResult]: At program point L616(line 616) the Hoare annotation is: (or (= ~a17~0 8) (and (<= ~a11~0 0) (<= ~a19~0 0) (<= 7 ~a17~0) (<= 9 ~a28~0) (<= ~a28~0 9) (<= ~a17~0 7) (<= ~a25~0 0)) (not (= 8 |old(~a17~0)|)) (= ~a25~0 1) (not (= ~a21~0 1)) (= ~a28~0 10)) [2020-10-28 10:09:51,972 INFO L274 CegarLoopResult]: For program point L616-1(line 616) no Hoare annotation was computed. [2020-10-28 10:09:51,972 INFO L274 CegarLoopResult]: For program point L613(line 613) no Hoare annotation was computed. [2020-10-28 10:09:51,992 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.10 10:09:51 BoogieIcfgContainer [2020-10-28 10:09:51,993 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-28 10:09:51,995 INFO L168 Benchmark]: Toolchain (without parser) took 24665.21 ms. Allocated memory was 156.2 MB in the beginning and 500.2 MB in the end (delta: 343.9 MB). Free memory was 129.8 MB in the beginning and 245.0 MB in the end (delta: -115.2 MB). Peak memory consumption was 229.0 MB. Max. memory is 8.0 GB. [2020-10-28 10:09:51,996 INFO L168 Benchmark]: CDTParser took 0.71 ms. Allocated memory is still 156.2 MB. Free memory is still 128.0 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-10-28 10:09:51,996 INFO L168 Benchmark]: CACSL2BoogieTranslator took 718.82 ms. Allocated memory is still 156.2 MB. Free memory was 129.2 MB in the beginning and 136.2 MB in the end (delta: -7.0 MB). Peak memory consumption was 30.1 MB. Max. memory is 8.0 GB. [2020-10-28 10:09:51,997 INFO L168 Benchmark]: Boogie Preprocessor took 117.92 ms. Allocated memory is still 156.2 MB. Free memory was 135.7 MB in the beginning and 130.9 MB in the end (delta: 4.8 MB). Peak memory consumption was 5.2 MB. Max. memory is 8.0 GB. [2020-10-28 10:09:51,998 INFO L168 Benchmark]: RCFGBuilder took 1559.26 ms. Allocated memory is still 156.2 MB. Free memory was 130.9 MB in the beginning and 112.1 MB in the end (delta: 18.8 MB). Peak memory consumption was 86.0 MB. Max. memory is 8.0 GB. [2020-10-28 10:09:51,999 INFO L168 Benchmark]: TraceAbstraction took 22258.86 ms. Allocated memory was 156.2 MB in the beginning and 500.2 MB in the end (delta: 343.9 MB). Free memory was 112.1 MB in the beginning and 245.0 MB in the end (delta: -132.9 MB). Peak memory consumption was 210.5 MB. Max. memory is 8.0 GB. [2020-10-28 10:09:52,003 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.71 ms. Allocated memory is still 156.2 MB. Free memory is still 128.0 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 718.82 ms. Allocated memory is still 156.2 MB. Free memory was 129.2 MB in the beginning and 136.2 MB in the end (delta: -7.0 MB). Peak memory consumption was 30.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 117.92 ms. Allocated memory is still 156.2 MB. Free memory was 135.7 MB in the beginning and 130.9 MB in the end (delta: 4.8 MB). Peak memory consumption was 5.2 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1559.26 ms. Allocated memory is still 156.2 MB. Free memory was 130.9 MB in the beginning and 112.1 MB in the end (delta: 18.8 MB). Peak memory consumption was 86.0 MB. Max. memory is 8.0 GB. * TraceAbstraction took 22258.86 ms. Allocated memory was 156.2 MB in the beginning and 500.2 MB in the end (delta: 343.9 MB). Free memory was 112.1 MB in the beginning and 245.0 MB in the end (delta: -132.9 MB). Peak memory consumption was 210.5 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 4]: 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: 608]: Loop Invariant Derived loop invariant: ((((a17 == 8 || ((((((a11 <= 0 && a19 <= 0) && 7 <= a17) && 9 <= a28) && a28 <= 9) && a17 <= 7) && a25 <= 0)) || !(8 == \old(a17))) || a25 == 1) || !(a21 == 1)) || a28 == 10 - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 240 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 20.8s, OverallIterations: 4, TraceHistogramMax: 3, AutomataDifference: 8.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 1.2s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 155 SDtfs, 1344 SDslu, 145 SDs, 0 SdLazy, 3235 SolverSat, 522 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 5.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 44 GetRequests, 25 SyntacticMatches, 1 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 1.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1060occurred in iteration=3, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 4 MinimizatonAttempts, 183 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 9 LocationsWithAnnotation, 58 PreInvPairs, 78 NumberOfFragments, 388 HoareAnnotationTreeSize, 58 FomulaSimplifications, 8599 FormulaSimplificationTreeSizeReduction, 0.3s HoareSimplificationTime, 9 FomulaSimplificationsInter, 784 FormulaSimplificationTreeSizeReductionInter, 0.9s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 11.4s InterpolantComputationTime, 632 NumberOfCodeBlocks, 632 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 628 ConstructedInterpolants, 0 QuantifiedInterpolants, 771948 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 1 PerfectInterpolantSequences, 140/144 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...