/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=SMALLESTAMONGWIDE --traceabstraction.additional.smt.options tolerance=0.3 --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/Problem01_label04.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-29 04:44:29,269 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-29 04:44:29,272 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-29 04:44:29,321 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-29 04:44:29,322 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-29 04:44:29,329 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-29 04:44:29,332 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-29 04:44:29,337 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-29 04:44:29,341 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-29 04:44:29,347 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-29 04:44:29,349 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-29 04:44:29,350 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-29 04:44:29,351 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-29 04:44:29,354 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-29 04:44:29,357 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-29 04:44:29,359 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-29 04:44:29,361 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-29 04:44:29,365 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-29 04:44:29,380 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-29 04:44:29,387 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-29 04:44:29,389 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-29 04:44:29,393 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-29 04:44:29,395 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-29 04:44:29,398 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-29 04:44:29,407 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-29 04:44:29,408 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-29 04:44:29,408 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-29 04:44:29,410 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-29 04:44:29,411 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-29 04:44:29,412 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-29 04:44:29,412 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-29 04:44:29,413 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-29 04:44:29,415 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-29 04:44:29,416 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-29 04:44:29,417 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-29 04:44:29,418 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-29 04:44:29,419 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-29 04:44:29,419 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-29 04:44:29,419 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-29 04:44:29,421 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-29 04:44:29,422 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-29 04:44:29,430 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 [2020-10-29 04:44:29,485 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-29 04:44:29,485 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-29 04:44:29,489 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-29 04:44:29,489 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-29 04:44:29,490 INFO L138 SettingsManager]: * Use SBE=true [2020-10-29 04:44:29,490 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-29 04:44:29,490 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-29 04:44:29,490 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-29 04:44:29,491 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-29 04:44:29,491 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-29 04:44:29,492 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-29 04:44:29,492 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-29 04:44:29,493 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-29 04:44:29,493 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-29 04:44:29,493 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-29 04:44:29,493 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-29 04:44:29,494 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-29 04:44:29,494 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-29 04:44:29,494 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-29 04:44:29,494 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-29 04:44:29,495 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-29 04:44:29,495 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-29 04:44:29,495 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-29 04:44:29,495 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-29 04:44:29,496 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-29 04:44:29,496 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-29 04:44:29,496 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-29 04:44:29,496 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-29 04:44:29,497 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-29 04:44:29,497 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.3;log-additional-information=true;unknown-allowed=true; [2020-10-29 04:44:30,018 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-29 04:44:30,062 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-29 04:44:30,065 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-29 04:44:30,067 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-29 04:44:30,068 INFO L275 PluginConnector]: CDTParser initialized [2020-10-29 04:44:30,069 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem01_label04.c [2020-10-29 04:44:30,161 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/f1e758976/a11937c7810541b38fd20da3ac68e523/FLAG7c5457500 [2020-10-29 04:44:30,902 INFO L306 CDTParser]: Found 1 translation units. [2020-10-29 04:44:30,903 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/eca-rers2012/Problem01_label04.c [2020-10-29 04:44:30,925 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/f1e758976/a11937c7810541b38fd20da3ac68e523/FLAG7c5457500 [2020-10-29 04:44:31,168 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/f1e758976/a11937c7810541b38fd20da3ac68e523 [2020-10-29 04:44:31,171 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-29 04:44:31,178 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-29 04:44:31,182 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-29 04:44:31,183 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-29 04:44:31,187 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-29 04:44:31,188 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 04:44:31" (1/1) ... [2020-10-29 04:44:31,192 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6a6cac73 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:44:31, skipping insertion in model container [2020-10-29 04:44:31,193 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 04:44:31" (1/1) ... [2020-10-29 04:44:31,201 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-29 04:44:31,280 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-29 04:44:31,705 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-29 04:44:31,717 INFO L203 MainTranslator]: Completed pre-run [2020-10-29 04:44:31,863 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-29 04:44:31,885 INFO L208 MainTranslator]: Completed translation [2020-10-29 04:44:31,885 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:44:31 WrapperNode [2020-10-29 04:44:31,885 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-29 04:44:31,887 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-29 04:44:31,887 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-29 04:44:31,887 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-29 04:44:31,919 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:44:31" (1/1) ... [2020-10-29 04:44:31,919 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:44:31" (1/1) ... [2020-10-29 04:44:31,943 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:44:31" (1/1) ... [2020-10-29 04:44:31,944 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:44:31" (1/1) ... [2020-10-29 04:44:31,992 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:44:31" (1/1) ... [2020-10-29 04:44:32,013 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:44:31" (1/1) ... [2020-10-29 04:44:32,028 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:44:31" (1/1) ... [2020-10-29 04:44:32,041 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-29 04:44:32,043 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-29 04:44:32,043 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-29 04:44:32,043 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-29 04:44:32,044 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:44:31" (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 [2020-10-29 04:44:32,127 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-29 04:44:32,128 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-29 04:44:32,128 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-29 04:44:32,128 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2020-10-29 04:44:32,128 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-29 04:44:32,128 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2020-10-29 04:44:32,129 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-29 04:44:32,129 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-29 04:44:32,129 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-29 04:44:32,129 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-29 04:44:32,129 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-29 04:44:32,129 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-10-29 04:44:32,129 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-29 04:44:32,130 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-29 04:44:32,130 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-29 04:44:32,130 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-29 04:44:32,130 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-29 04:44:32,130 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-29 04:44:32,131 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-29 04:44:33,761 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-29 04:44:33,761 INFO L298 CfgBuilder]: Removed 1 assume(true) statements. [2020-10-29 04:44:33,763 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 04:44:33 BoogieIcfgContainer [2020-10-29 04:44:33,764 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-29 04:44:33,766 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-29 04:44:33,766 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-29 04:44:33,769 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-29 04:44:33,770 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.10 04:44:31" (1/3) ... [2020-10-29 04:44:33,770 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@77760fca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 04:44:33, skipping insertion in model container [2020-10-29 04:44:33,771 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:44:31" (2/3) ... [2020-10-29 04:44:33,771 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@77760fca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 04:44:33, skipping insertion in model container [2020-10-29 04:44:33,771 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 04:44:33" (3/3) ... [2020-10-29 04:44:33,773 INFO L111 eAbstractionObserver]: Analyzing ICFG Problem01_label04.c [2020-10-29 04:44:33,785 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-29 04:44:33,791 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-29 04:44:33,806 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-29 04:44:33,839 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-29 04:44:33,839 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-29 04:44:33,839 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-29 04:44:33,839 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-29 04:44:33,840 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-29 04:44:33,840 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-29 04:44:33,840 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-29 04:44:33,840 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-29 04:44:33,867 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states. [2020-10-29 04:44:33,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2020-10-29 04:44:33,880 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 04:44:33,882 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] [2020-10-29 04:44:33,882 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 04:44:33,889 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 04:44:33,889 INFO L82 PathProgramCache]: Analyzing trace with hash 1973097139, now seen corresponding path program 1 times [2020-10-29 04:44:33,900 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 04:44:33,901 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [234878157] [2020-10-29 04:44:33,901 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 04:44:34,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 04:44:34,305 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 04:44:34,693 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 04:44:35,822 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 04:44:35,822 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 113 [2020-10-29 04:44:35,822 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 04:44:35,822 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1647 [2020-10-29 04:44:35,826 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 04:44:35,826 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 04:44:35,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-29 04:44:35,827 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 04:44:35,827 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 104 [2020-10-29 04:44:35,827 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-29 04:44:36,173 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2020-10-29 04:44:36,177 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 04:44:36,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 04:44:36,202 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 04:44:36,229 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 04:44:36,229 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 04:44:36,231 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 04:44:36,231 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 31 [2020-10-29 04:44:36,232 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 04:44:36,232 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 04:44:36,233 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 04:44:36,233 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 04:44:36,233 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 04:44:36,234 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 04:44:36,278 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-29 04:44:36,279 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [234878157] [2020-10-29 04:44:36,281 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 04:44:36,282 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-29 04:44:36,283 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1628763370] [2020-10-29 04:44:36,292 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-29 04:44:36,293 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 04:44:36,313 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-29 04:44:36,315 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-29 04:44:36,317 INFO L87 Difference]: Start difference. First operand 211 states. Second operand 4 states. [2020-10-29 04:44:36,585 WARN L193 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2020-10-29 04:44:38,632 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 04:44:38,632 INFO L93 Difference]: Finished difference Result 562 states and 962 transitions. [2020-10-29 04:44:38,635 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-29 04:44:38,637 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 103 [2020-10-29 04:44:38,638 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 04:44:38,655 INFO L225 Difference]: With dead ends: 562 [2020-10-29 04:44:38,656 INFO L226 Difference]: Without dead ends: 287 [2020-10-29 04:44:38,665 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-10-29 04:44:38,687 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 287 states. [2020-10-29 04:44:38,763 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 287 to 281. [2020-10-29 04:44:38,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 281 states. [2020-10-29 04:44:38,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 281 states and 409 transitions. [2020-10-29 04:44:38,771 INFO L78 Accepts]: Start accepts. Automaton has 281 states and 409 transitions. Word has length 103 [2020-10-29 04:44:38,773 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 04:44:38,774 INFO L481 AbstractCegarLoop]: Abstraction has 281 states and 409 transitions. [2020-10-29 04:44:38,774 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-29 04:44:38,774 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 409 transitions. [2020-10-29 04:44:38,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2020-10-29 04:44:38,784 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 04:44:38,784 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-10-29 04:44:38,785 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-29 04:44:38,785 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 04:44:38,786 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 04:44:38,787 INFO L82 PathProgramCache]: Analyzing trace with hash 380444978, now seen corresponding path program 1 times [2020-10-29 04:44:38,787 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 04:44:38,788 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1596752332] [2020-10-29 04:44:38,788 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 04:44:38,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 04:44:38,841 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 04:44:38,915 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 04:44:41,062 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 04:44:42,493 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 04:44:42,494 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 124 [2020-10-29 04:44:42,494 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-29 04:44:42,494 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3665 [2020-10-29 04:44:42,495 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 04:44:42,495 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 04:44:42,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 04:44:42,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 19 [2020-10-29 04:44:42,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 101 [2020-10-29 04:44:42,497 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-29 04:44:42,680 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 04:44:42,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 04:44:42,687 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 04:44:42,694 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 04:44:42,694 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 04:44:42,695 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 04:44:42,695 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-29 04:44:42,695 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 04:44:42,695 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 04:44:42,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 04:44:42,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 04:44:42,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 04:44:42,696 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 04:44:42,722 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-29 04:44:42,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 04:44:42,730 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 04:44:42,742 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 04:44:42,742 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 04:44:42,742 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 04:44:42,742 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-29 04:44:42,743 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 04:44:42,743 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 04:44:42,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 04:44:42,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 04:44:42,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 04:44:42,744 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 04:44:42,771 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 5 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-29 04:44:42,772 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1596752332] [2020-10-29 04:44:42,772 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-29 04:44:42,772 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2020-10-29 04:44:42,772 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [69835330] [2020-10-29 04:44:42,774 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-29 04:44:42,774 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 04:44:42,775 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-29 04:44:42,775 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-29 04:44:42,776 INFO L87 Difference]: Start difference. First operand 281 states and 409 transitions. Second operand 5 states. [2020-10-29 04:44:42,977 WARN L193 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2020-10-29 04:44:44,455 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 04:44:44,455 INFO L93 Difference]: Finished difference Result 836 states and 1240 transitions. [2020-10-29 04:44:44,462 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-29 04:44:44,462 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 112 [2020-10-29 04:44:44,463 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 04:44:44,471 INFO L225 Difference]: With dead ends: 836 [2020-10-29 04:44:44,471 INFO L226 Difference]: Without dead ends: 561 [2020-10-29 04:44:44,474 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 [2020-10-29 04:44:44,477 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 561 states. [2020-10-29 04:44:44,521 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 561 to 557. [2020-10-29 04:44:44,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 557 states. [2020-10-29 04:44:44,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 557 states to 557 states and 775 transitions. [2020-10-29 04:44:44,526 INFO L78 Accepts]: Start accepts. Automaton has 557 states and 775 transitions. Word has length 112 [2020-10-29 04:44:44,527 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 04:44:44,527 INFO L481 AbstractCegarLoop]: Abstraction has 557 states and 775 transitions. [2020-10-29 04:44:44,527 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-29 04:44:44,527 INFO L276 IsEmpty]: Start isEmpty. Operand 557 states and 775 transitions. [2020-10-29 04:44:44,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2020-10-29 04:44:44,532 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 04:44:44,533 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-10-29 04:44:44,533 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-29 04:44:44,533 INFO L429 AbstractCegarLoop]: === Iteration 3 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 04:44:44,534 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 04:44:44,534 INFO L82 PathProgramCache]: Analyzing trace with hash -390667354, now seen corresponding path program 1 times [2020-10-29 04:44:44,534 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 04:44:44,534 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1523388721] [2020-10-29 04:44:44,535 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 04:44:44,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 04:44:44,570 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 04:44:44,616 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 04:44:46,630 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 04:44:47,540 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 04:44:48,377 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 04:44:48,378 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 134 [2020-10-29 04:44:48,378 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-29 04:44:48,378 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3817 [2020-10-29 04:44:48,378 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 04:44:48,379 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 04:44:48,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 04:44:48,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 29 [2020-10-29 04:44:48,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 101 [2020-10-29 04:44:48,381 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-29 04:44:48,556 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 04:44:48,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 04:44:48,569 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 04:44:48,579 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 04:44:48,579 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 04:44:48,579 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 04:44:48,579 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-29 04:44:48,580 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 04:44:48,580 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 04:44:48,580 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 04:44:48,580 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 04:44:48,580 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 04:44:48,581 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 04:44:48,607 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-29 04:44:48,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 04:44:48,617 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 04:44:48,636 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 04:44:48,636 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-29 04:44:48,636 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 04:44:48,636 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-29 04:44:48,637 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 04:44:48,637 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 04:44:48,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 04:44:48,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 04:44:48,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-29 04:44:48,637 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 04:44:48,679 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 15 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-29 04:44:48,680 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1523388721] [2020-10-29 04:44:48,680 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-29 04:44:48,680 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2020-10-29 04:44:48,682 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1268763401] [2020-10-29 04:44:48,684 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-29 04:44:48,684 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 04:44:48,686 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-29 04:44:48,686 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-29 04:44:48,687 INFO L87 Difference]: Start difference. First operand 557 states and 775 transitions. Second operand 5 states. [2020-10-29 04:44:50,174 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 04:44:50,175 INFO L93 Difference]: Finished difference Result 1523 states and 2177 transitions. [2020-10-29 04:44:50,175 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-29 04:44:50,176 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 122 [2020-10-29 04:44:50,177 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 04:44:50,184 INFO L225 Difference]: With dead ends: 1523 [2020-10-29 04:44:50,184 INFO L226 Difference]: Without dead ends: 972 [2020-10-29 04:44:50,187 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 [2020-10-29 04:44:50,189 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 972 states. [2020-10-29 04:44:50,241 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 972 to 968. [2020-10-29 04:44:50,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 968 states. [2020-10-29 04:44:50,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 968 states to 968 states and 1328 transitions. [2020-10-29 04:44:50,248 INFO L78 Accepts]: Start accepts. Automaton has 968 states and 1328 transitions. Word has length 122 [2020-10-29 04:44:50,249 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 04:44:50,249 INFO L481 AbstractCegarLoop]: Abstraction has 968 states and 1328 transitions. [2020-10-29 04:44:50,249 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-29 04:44:50,249 INFO L276 IsEmpty]: Start isEmpty. Operand 968 states and 1328 transitions. [2020-10-29 04:44:50,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2020-10-29 04:44:50,253 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 04:44:50,254 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 04:44:50,254 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-29 04:44:50,254 INFO L429 AbstractCegarLoop]: === Iteration 4 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 04:44:50,255 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 04:44:50,255 INFO L82 PathProgramCache]: Analyzing trace with hash 1743303851, now seen corresponding path program 1 times [2020-10-29 04:44:50,255 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 04:44:50,255 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [730564935] [2020-10-29 04:44:50,256 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 04:44:50,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 04:44:50,298 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 04:44:50,341 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 04:44:50,391 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 04:44:53,888 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 04:44:55,313 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 04:44:55,313 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 151 [2020-10-29 04:44:55,313 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-29 04:44:55,313 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5028 [2020-10-29 04:44:55,314 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 04:44:55,314 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 04:44:55,314 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 04:44:55,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 46 [2020-10-29 04:44:55,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 101 [2020-10-29 04:44:55,315 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 04:44:55,469 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 04:44:55,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 04:44:55,475 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 04:44:55,481 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 04:44:55,482 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 04:44:55,482 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 04:44:55,482 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-29 04:44:55,482 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 04:44:55,483 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 04:44:55,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 04:44:55,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 04:44:55,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 04:44:55,483 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 04:44:55,508 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-29 04:44:55,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 04:44:55,511 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 04:44:55,516 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 04:44:55,516 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-29 04:44:55,516 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 04:44:55,517 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 04:44:55,517 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 04:44:55,517 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 04:44:55,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 04:44:55,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 04:44:55,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 04:44:55,518 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 04:44:55,521 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-29 04:44:55,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 04:44:55,532 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 04:44:55,558 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 04:44:55,559 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-29 04:44:55,559 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 04:44:55,559 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 30 [2020-10-29 04:44:55,559 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 04:44:55,560 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 04:44:55,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 04:44:55,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 04:44:55,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 18 [2020-10-29 04:44:55,561 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 04:44:55,607 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 29 proven. 2 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2020-10-29 04:44:55,607 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [730564935] [2020-10-29 04:44:55,607 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-29 04:44:55,608 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2020-10-29 04:44:55,608 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [355146094] [2020-10-29 04:44:55,608 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-29 04:44:55,609 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 04:44:55,609 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-29 04:44:55,609 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-29 04:44:55,610 INFO L87 Difference]: Start difference. First operand 968 states and 1328 transitions. Second operand 5 states. [2020-10-29 04:44:57,268 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 04:44:57,269 INFO L93 Difference]: Finished difference Result 2205 states and 3070 transitions. [2020-10-29 04:44:57,270 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-29 04:44:57,270 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 137 [2020-10-29 04:44:57,271 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 04:44:57,272 INFO L225 Difference]: With dead ends: 2205 [2020-10-29 04:44:57,272 INFO L226 Difference]: Without dead ends: 0 [2020-10-29 04:44:57,279 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2020-10-29 04:44:57,279 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-29 04:44:57,279 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-29 04:44:57,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-29 04:44:57,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-29 04:44:57,280 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 137 [2020-10-29 04:44:57,280 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 04:44:57,280 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-29 04:44:57,280 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-29 04:44:57,281 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-29 04:44:57,281 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-29 04:44:57,281 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-29 04:44:57,283 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-29 04:44:58,077 WARN L193 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 29 [2020-10-29 04:44:58,194 INFO L274 CegarLoopResult]: For program point reach_errorEXIT(line 4) no Hoare annotation was computed. [2020-10-29 04:44:58,194 INFO L277 CegarLoopResult]: At program point reach_errorENTRY(line 4) the Hoare annotation is: true [2020-10-29 04:44:58,194 INFO L274 CegarLoopResult]: For program point reach_errorFINAL(line 4) no Hoare annotation was computed. [2020-10-29 04:44:58,195 INFO L274 CegarLoopResult]: For program point reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 4) no Hoare annotation was computed. [2020-10-29 04:44:58,195 INFO L274 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-29 04:44:58,197 INFO L270 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string5.offset| |old(#t~string5.offset)|) (= |old(#length)| |#length|) (= ~a21~0 |old(~a21~0)|) (= |#t~string6.base| |old(#t~string6.base)|) (= ~a8~0 |old(~a8~0)|) (= ~f~0 |old(~f~0)|) (= |old(#valid)| |#valid|) (= |#t~string5.base| |old(#t~string5.base)|) (= ~a7~0 |old(~a7~0)|) (= ~w~0 |old(~w~0)|) (= ~u~0 |old(~u~0)|) (= ~e~0 |old(~e~0)|) (= ~a16~0 |old(~a16~0)|) (= |#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)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= ~z~0 |old(~z~0)|) (= ~a12~0 |old(~a12~0)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= ~a~0 |old(~a~0)|) (= ~a20~0 |old(~a20~0)|) (= ~x~0 |old(~x~0)|) (= ~d~0 |old(~d~0)|) (= |#NULL.offset| |old(#NULL.offset)|) (= ~v~0 |old(~v~0)|) (= ~b~0 |old(~b~0)|)) [2020-10-29 04:44:58,197 INFO L274 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-29 04:44:58,198 INFO L274 CegarLoopResult]: For program point L564-1(lines 32 577) no Hoare annotation was computed. [2020-10-29 04:44:58,198 INFO L274 CegarLoopResult]: For program point L531-1(lines 32 577) no Hoare annotation was computed. [2020-10-29 04:44:58,198 INFO L274 CegarLoopResult]: For program point L498-1(lines 32 577) no Hoare annotation was computed. [2020-10-29 04:44:58,198 INFO L274 CegarLoopResult]: For program point L465-1(lines 32 577) no Hoare annotation was computed. [2020-10-29 04:44:58,198 INFO L274 CegarLoopResult]: For program point L432-1(lines 32 577) no Hoare annotation was computed. [2020-10-29 04:44:58,198 INFO L274 CegarLoopResult]: For program point L399-1(lines 32 577) no Hoare annotation was computed. [2020-10-29 04:44:58,198 INFO L274 CegarLoopResult]: For program point L267(lines 267 392) no Hoare annotation was computed. [2020-10-29 04:44:58,198 INFO L274 CegarLoopResult]: For program point L565(line 565) no Hoare annotation was computed. [2020-10-29 04:44:58,199 INFO L274 CegarLoopResult]: For program point L532(line 532) no Hoare annotation was computed. [2020-10-29 04:44:58,199 INFO L274 CegarLoopResult]: For program point L499(line 499) no Hoare annotation was computed. [2020-10-29 04:44:58,199 INFO L270 CegarLoopResult]: At program point L466(line 466) the Hoare annotation is: (and (not (<= |old(~a16~0)| 5)) (= |old(~a21~0)| 1) (= |old(~a7~0)| 1)) [2020-10-29 04:44:58,199 INFO L274 CegarLoopResult]: For program point L433(line 433) no Hoare annotation was computed. [2020-10-29 04:44:58,199 INFO L274 CegarLoopResult]: For program point L466-1(line 466) no Hoare annotation was computed. [2020-10-29 04:44:58,199 INFO L274 CegarLoopResult]: For program point L400(line 400) no Hoare annotation was computed. [2020-10-29 04:44:58,199 INFO L274 CegarLoopResult]: For program point L367(lines 367 392) no Hoare annotation was computed. [2020-10-29 04:44:58,200 INFO L274 CegarLoopResult]: For program point L301(lines 301 392) no Hoare annotation was computed. [2020-10-29 04:44:58,200 INFO L274 CegarLoopResult]: For program point L37(lines 37 392) no Hoare annotation was computed. [2020-10-29 04:44:58,200 INFO L274 CegarLoopResult]: For program point L335(lines 335 392) no Hoare annotation was computed. [2020-10-29 04:44:58,200 INFO L274 CegarLoopResult]: For program point L104(lines 104 392) no Hoare annotation was computed. [2020-10-29 04:44:58,200 INFO L274 CegarLoopResult]: For program point L567-1(lines 32 577) no Hoare annotation was computed. [2020-10-29 04:44:58,200 INFO L274 CegarLoopResult]: For program point L534-1(lines 32 577) no Hoare annotation was computed. [2020-10-29 04:44:58,200 INFO L274 CegarLoopResult]: For program point L501-1(lines 32 577) no Hoare annotation was computed. [2020-10-29 04:44:58,200 INFO L274 CegarLoopResult]: For program point L468-1(lines 32 577) no Hoare annotation was computed. [2020-10-29 04:44:58,201 INFO L274 CegarLoopResult]: For program point L435-1(lines 32 577) no Hoare annotation was computed. [2020-10-29 04:44:58,201 INFO L274 CegarLoopResult]: For program point L402-1(lines 32 577) no Hoare annotation was computed. [2020-10-29 04:44:58,201 INFO L274 CegarLoopResult]: For program point L270(lines 270 392) no Hoare annotation was computed. [2020-10-29 04:44:58,201 INFO L274 CegarLoopResult]: For program point L138(lines 138 392) no Hoare annotation was computed. [2020-10-29 04:44:58,203 INFO L274 CegarLoopResult]: For program point L568(line 568) no Hoare annotation was computed. [2020-10-29 04:44:58,203 INFO L274 CegarLoopResult]: For program point L535(line 535) no Hoare annotation was computed. [2020-10-29 04:44:58,204 INFO L274 CegarLoopResult]: For program point L502(line 502) no Hoare annotation was computed. [2020-10-29 04:44:58,204 INFO L274 CegarLoopResult]: For program point L469(line 469) no Hoare annotation was computed. [2020-10-29 04:44:58,204 INFO L274 CegarLoopResult]: For program point L436(line 436) no Hoare annotation was computed. [2020-10-29 04:44:58,204 INFO L274 CegarLoopResult]: For program point L403(line 403) no Hoare annotation was computed. [2020-10-29 04:44:58,205 INFO L274 CegarLoopResult]: For program point L205(lines 205 392) no Hoare annotation was computed. [2020-10-29 04:44:58,206 INFO L274 CegarLoopResult]: For program point L74(lines 74 392) no Hoare annotation was computed. [2020-10-29 04:44:58,206 INFO L274 CegarLoopResult]: For program point L570-1(lines 32 577) no Hoare annotation was computed. [2020-10-29 04:44:58,207 INFO L274 CegarLoopResult]: For program point L537-1(lines 32 577) no Hoare annotation was computed. [2020-10-29 04:44:58,207 INFO L274 CegarLoopResult]: For program point L504-1(lines 32 577) no Hoare annotation was computed. [2020-10-29 04:44:58,207 INFO L274 CegarLoopResult]: For program point L471-1(lines 32 577) no Hoare annotation was computed. [2020-10-29 04:44:58,207 INFO L274 CegarLoopResult]: For program point L438-1(lines 32 577) no Hoare annotation was computed. [2020-10-29 04:44:58,207 INFO L274 CegarLoopResult]: For program point L405-1(lines 32 577) no Hoare annotation was computed. [2020-10-29 04:44:58,207 INFO L274 CegarLoopResult]: For program point L339(lines 339 392) no Hoare annotation was computed. [2020-10-29 04:44:58,207 INFO L274 CegarLoopResult]: For program point L240(lines 240 392) no Hoare annotation was computed. [2020-10-29 04:44:58,208 INFO L274 CegarLoopResult]: For program point L571(line 571) no Hoare annotation was computed. [2020-10-29 04:44:58,208 INFO L274 CegarLoopResult]: For program point L538(line 538) no Hoare annotation was computed. [2020-10-29 04:44:58,208 INFO L274 CegarLoopResult]: For program point L505(line 505) no Hoare annotation was computed. [2020-10-29 04:44:58,208 INFO L274 CegarLoopResult]: For program point L472(line 472) no Hoare annotation was computed. [2020-10-29 04:44:58,209 INFO L274 CegarLoopResult]: For program point L439(line 439) no Hoare annotation was computed. [2020-10-29 04:44:58,209 INFO L274 CegarLoopResult]: For program point L406(line 406) no Hoare annotation was computed. [2020-10-29 04:44:58,209 INFO L274 CegarLoopResult]: For program point L175(lines 175 392) no Hoare annotation was computed. [2020-10-29 04:44:58,209 INFO L274 CegarLoopResult]: For program point L142(lines 142 392) no Hoare annotation was computed. [2020-10-29 04:44:58,209 INFO L274 CegarLoopResult]: For program point L374(lines 374 392) no Hoare annotation was computed. [2020-10-29 04:44:58,209 INFO L274 CegarLoopResult]: For program point L308(lines 308 392) no Hoare annotation was computed. [2020-10-29 04:44:58,209 INFO L274 CegarLoopResult]: For program point L275(lines 275 392) no Hoare annotation was computed. [2020-10-29 04:44:58,210 INFO L274 CegarLoopResult]: For program point L110(lines 110 392) no Hoare annotation was computed. [2020-10-29 04:44:58,211 INFO L274 CegarLoopResult]: For program point L573-1(lines 573 575) no Hoare annotation was computed. [2020-10-29 04:44:58,211 INFO L274 CegarLoopResult]: For program point L540-1(lines 32 577) no Hoare annotation was computed. [2020-10-29 04:44:58,211 INFO L274 CegarLoopResult]: For program point L507-1(lines 32 577) no Hoare annotation was computed. [2020-10-29 04:44:58,212 INFO L274 CegarLoopResult]: For program point L474-1(lines 32 577) no Hoare annotation was computed. [2020-10-29 04:44:58,212 INFO L274 CegarLoopResult]: For program point L441-1(lines 32 577) no Hoare annotation was computed. [2020-10-29 04:44:58,212 INFO L274 CegarLoopResult]: For program point L408-1(lines 32 577) no Hoare annotation was computed. [2020-10-29 04:44:58,212 INFO L274 CegarLoopResult]: For program point L210(lines 210 392) no Hoare annotation was computed. [2020-10-29 04:44:58,212 INFO L274 CegarLoopResult]: For program point L45(lines 45 392) no Hoare annotation was computed. [2020-10-29 04:44:58,212 INFO L274 CegarLoopResult]: For program point L574(line 574) no Hoare annotation was computed. [2020-10-29 04:44:58,212 INFO L274 CegarLoopResult]: For program point L541(line 541) no Hoare annotation was computed. [2020-10-29 04:44:58,212 INFO L274 CegarLoopResult]: For program point L508(line 508) no Hoare annotation was computed. [2020-10-29 04:44:58,212 INFO L274 CegarLoopResult]: For program point L475(line 475) no Hoare annotation was computed. [2020-10-29 04:44:58,212 INFO L274 CegarLoopResult]: For program point L442(line 442) no Hoare annotation was computed. [2020-10-29 04:44:58,213 INFO L274 CegarLoopResult]: For program point L409(line 409) no Hoare annotation was computed. [2020-10-29 04:44:58,213 INFO L274 CegarLoopResult]: For program point L146(lines 146 392) no Hoare annotation was computed. [2020-10-29 04:44:58,213 INFO L274 CegarLoopResult]: For program point L543-1(lines 32 577) no Hoare annotation was computed. [2020-10-29 04:44:58,213 INFO L274 CegarLoopResult]: For program point L510-1(lines 32 577) no Hoare annotation was computed. [2020-10-29 04:44:58,213 INFO L274 CegarLoopResult]: For program point L477-1(lines 32 577) no Hoare annotation was computed. [2020-10-29 04:44:58,213 INFO L274 CegarLoopResult]: For program point L444-1(lines 32 577) no Hoare annotation was computed. [2020-10-29 04:44:58,213 INFO L274 CegarLoopResult]: For program point L411-1(lines 32 577) no Hoare annotation was computed. [2020-10-29 04:44:58,213 INFO L274 CegarLoopResult]: For program point L180(lines 180 392) no Hoare annotation was computed. [2020-10-29 04:44:58,213 INFO L274 CegarLoopResult]: For program point L544(line 544) no Hoare annotation was computed. [2020-10-29 04:44:58,214 INFO L274 CegarLoopResult]: For program point L511(line 511) no Hoare annotation was computed. [2020-10-29 04:44:58,214 INFO L274 CegarLoopResult]: For program point L478(line 478) no Hoare annotation was computed. [2020-10-29 04:44:58,214 INFO L274 CegarLoopResult]: For program point L445(line 445) no Hoare annotation was computed. [2020-10-29 04:44:58,214 INFO L274 CegarLoopResult]: For program point L412(line 412) no Hoare annotation was computed. [2020-10-29 04:44:58,214 INFO L274 CegarLoopResult]: For program point L379(lines 379 392) no Hoare annotation was computed. [2020-10-29 04:44:58,214 INFO L274 CegarLoopResult]: For program point L280(lines 280 392) no Hoare annotation was computed. [2020-10-29 04:44:58,214 INFO L274 CegarLoopResult]: For program point L247(lines 247 392) no Hoare annotation was computed. [2020-10-29 04:44:58,214 INFO L274 CegarLoopResult]: For program point L82(lines 82 392) no Hoare annotation was computed. [2020-10-29 04:44:58,214 INFO L274 CegarLoopResult]: For program point L347(lines 347 392) no Hoare annotation was computed. [2020-10-29 04:44:58,215 INFO L274 CegarLoopResult]: For program point L314(lines 314 392) no Hoare annotation was computed. [2020-10-29 04:44:58,215 INFO L274 CegarLoopResult]: For program point L116(lines 116 392) no Hoare annotation was computed. [2020-10-29 04:44:58,215 INFO L274 CegarLoopResult]: For program point L546-1(lines 32 577) no Hoare annotation was computed. [2020-10-29 04:44:58,215 INFO L274 CegarLoopResult]: For program point L513-1(lines 32 577) no Hoare annotation was computed. [2020-10-29 04:44:58,215 INFO L274 CegarLoopResult]: For program point L480-1(lines 32 577) no Hoare annotation was computed. [2020-10-29 04:44:58,215 INFO L274 CegarLoopResult]: For program point L447-1(lines 32 577) no Hoare annotation was computed. [2020-10-29 04:44:58,215 INFO L274 CegarLoopResult]: For program point L414-1(lines 32 577) no Hoare annotation was computed. [2020-10-29 04:44:58,215 INFO L274 CegarLoopResult]: For program point L216(lines 216 392) no Hoare annotation was computed. [2020-10-29 04:44:58,215 INFO L274 CegarLoopResult]: For program point L150(lines 150 392) no Hoare annotation was computed. [2020-10-29 04:44:58,215 INFO L274 CegarLoopResult]: For program point L51(lines 51 392) no Hoare annotation was computed. [2020-10-29 04:44:58,216 INFO L274 CegarLoopResult]: For program point calculate_outputFINAL(lines 32 577) no Hoare annotation was computed. [2020-10-29 04:44:58,216 INFO L274 CegarLoopResult]: For program point calculate_outputEXIT(lines 32 577) no Hoare annotation was computed. [2020-10-29 04:44:58,216 INFO L274 CegarLoopResult]: For program point L547(line 547) no Hoare annotation was computed. [2020-10-29 04:44:58,217 INFO L274 CegarLoopResult]: For program point L514(line 514) no Hoare annotation was computed. [2020-10-29 04:44:58,217 INFO L274 CegarLoopResult]: For program point L481(line 481) no Hoare annotation was computed. [2020-10-29 04:44:58,217 INFO L274 CegarLoopResult]: For program point L448(line 448) no Hoare annotation was computed. [2020-10-29 04:44:58,217 INFO L274 CegarLoopResult]: For program point L415(line 415) no Hoare annotation was computed. [2020-10-29 04:44:58,218 INFO L274 CegarLoopResult]: For program point L86(lines 86 392) no Hoare annotation was computed. [2020-10-29 04:44:58,218 INFO L274 CegarLoopResult]: For program point L549-1(lines 32 577) no Hoare annotation was computed. [2020-10-29 04:44:58,218 INFO L274 CegarLoopResult]: For program point L516-1(lines 32 577) no Hoare annotation was computed. [2020-10-29 04:44:58,218 INFO L274 CegarLoopResult]: For program point L483-1(lines 32 577) no Hoare annotation was computed. [2020-10-29 04:44:58,218 INFO L274 CegarLoopResult]: For program point L450-1(lines 32 577) no Hoare annotation was computed. [2020-10-29 04:44:58,218 INFO L274 CegarLoopResult]: For program point L384(lines 384 392) no Hoare annotation was computed. [2020-10-29 04:44:58,218 INFO L274 CegarLoopResult]: For program point L417-1(lines 32 577) no Hoare annotation was computed. [2020-10-29 04:44:58,218 INFO L274 CegarLoopResult]: For program point L318(lines 318 392) no Hoare annotation was computed. [2020-10-29 04:44:58,218 INFO L274 CegarLoopResult]: For program point L252(lines 252 392) no Hoare annotation was computed. [2020-10-29 04:44:58,218 INFO L274 CegarLoopResult]: For program point L550(line 550) no Hoare annotation was computed. [2020-10-29 04:44:58,219 INFO L274 CegarLoopResult]: For program point L517(line 517) no Hoare annotation was computed. [2020-10-29 04:44:58,219 INFO L274 CegarLoopResult]: For program point L484(line 484) no Hoare annotation was computed. [2020-10-29 04:44:58,219 INFO L274 CegarLoopResult]: For program point L451(line 451) no Hoare annotation was computed. [2020-10-29 04:44:58,219 INFO L274 CegarLoopResult]: For program point L418(line 418) no Hoare annotation was computed. [2020-10-29 04:44:58,219 INFO L274 CegarLoopResult]: For program point L220(lines 220 392) no Hoare annotation was computed. [2020-10-29 04:44:58,219 INFO L274 CegarLoopResult]: For program point L154(lines 154 392) no Hoare annotation was computed. [2020-10-29 04:44:58,220 INFO L274 CegarLoopResult]: For program point L121(lines 121 392) no Hoare annotation was computed. [2020-10-29 04:44:58,220 INFO L274 CegarLoopResult]: For program point L320(lines 320 392) no Hoare annotation was computed. [2020-10-29 04:44:58,220 INFO L274 CegarLoopResult]: For program point L188(lines 188 392) no Hoare annotation was computed. [2020-10-29 04:44:58,220 INFO L274 CegarLoopResult]: For program point L56(lines 56 392) no Hoare annotation was computed. [2020-10-29 04:44:58,221 INFO L274 CegarLoopResult]: For program point L552-1(lines 32 577) no Hoare annotation was computed. [2020-10-29 04:44:58,221 INFO L274 CegarLoopResult]: For program point L519-1(lines 32 577) no Hoare annotation was computed. [2020-10-29 04:44:58,221 INFO L274 CegarLoopResult]: For program point L486-1(lines 32 577) no Hoare annotation was computed. [2020-10-29 04:44:58,221 INFO L274 CegarLoopResult]: For program point L453-1(lines 32 577) no Hoare annotation was computed. [2020-10-29 04:44:58,221 INFO L274 CegarLoopResult]: For program point L420-1(lines 32 577) no Hoare annotation was computed. [2020-10-29 04:44:58,221 INFO L274 CegarLoopResult]: For program point L288(lines 288 392) no Hoare annotation was computed. [2020-10-29 04:44:58,221 INFO L274 CegarLoopResult]: For program point L553(line 553) no Hoare annotation was computed. [2020-10-29 04:44:58,221 INFO L274 CegarLoopResult]: For program point L520(line 520) no Hoare annotation was computed. [2020-10-29 04:44:58,221 INFO L274 CegarLoopResult]: For program point L487(line 487) no Hoare annotation was computed. [2020-10-29 04:44:58,222 INFO L274 CegarLoopResult]: For program point L454(line 454) no Hoare annotation was computed. [2020-10-29 04:44:58,222 INFO L274 CegarLoopResult]: For program point L421(line 421) no Hoare annotation was computed. [2020-10-29 04:44:58,222 INFO L274 CegarLoopResult]: For program point L355(lines 355 392) no Hoare annotation was computed. [2020-10-29 04:44:58,222 INFO L274 CegarLoopResult]: For program point L191(lines 191 392) no Hoare annotation was computed. [2020-10-29 04:44:58,222 INFO L274 CegarLoopResult]: For program point L555-1(lines 32 577) no Hoare annotation was computed. [2020-10-29 04:44:58,222 INFO L274 CegarLoopResult]: For program point L522-1(lines 32 577) no Hoare annotation was computed. [2020-10-29 04:44:58,222 INFO L270 CegarLoopResult]: At program point calculate_outputENTRY(lines 32 577) the Hoare annotation is: (let ((.cse0 (and (= ~a7~0 |old(~a7~0)|) (= ~a17~0 |old(~a17~0)|) (= ~a21~0 |old(~a21~0)|) (= ~a20~0 |old(~a20~0)|) (= ~a16~0 |old(~a16~0)|) (= ~a8~0 |old(~a8~0)|)))) (and (or (not (<= |old(~a16~0)| 5)) .cse0) (or .cse0 (= |old(~a21~0)| 1)) (or .cse0 (= |old(~a7~0)| 1)))) [2020-10-29 04:44:58,223 INFO L274 CegarLoopResult]: For program point L489-1(lines 32 577) no Hoare annotation was computed. [2020-10-29 04:44:58,223 INFO L274 CegarLoopResult]: For program point L456-1(lines 32 577) no Hoare annotation was computed. [2020-10-29 04:44:58,223 INFO L274 CegarLoopResult]: For program point L423-1(lines 32 577) no Hoare annotation was computed. [2020-10-29 04:44:58,223 INFO L274 CegarLoopResult]: For program point L357(lines 357 392) no Hoare annotation was computed. [2020-10-29 04:44:58,223 INFO L274 CegarLoopResult]: For program point L258(lines 258 392) no Hoare annotation was computed. [2020-10-29 04:44:58,223 INFO L274 CegarLoopResult]: For program point L225(lines 225 392) no Hoare annotation was computed. [2020-10-29 04:44:58,223 INFO L274 CegarLoopResult]: For program point L126(lines 126 392) no Hoare annotation was computed. [2020-10-29 04:44:58,223 INFO L274 CegarLoopResult]: For program point L556(line 556) no Hoare annotation was computed. [2020-10-29 04:44:58,223 INFO L274 CegarLoopResult]: For program point L523(line 523) no Hoare annotation was computed. [2020-10-29 04:44:58,224 INFO L274 CegarLoopResult]: For program point L490(line 490) no Hoare annotation was computed. [2020-10-29 04:44:58,224 INFO L274 CegarLoopResult]: For program point L457(line 457) no Hoare annotation was computed. [2020-10-29 04:44:58,224 INFO L274 CegarLoopResult]: For program point L424(line 424) no Hoare annotation was computed. [2020-10-29 04:44:58,224 INFO L274 CegarLoopResult]: For program point L94(lines 94 392) no Hoare annotation was computed. [2020-10-29 04:44:58,224 INFO L274 CegarLoopResult]: For program point L326(lines 326 392) no Hoare annotation was computed. [2020-10-29 04:44:58,224 INFO L274 CegarLoopResult]: For program point L558-1(lines 32 577) no Hoare annotation was computed. [2020-10-29 04:44:58,224 INFO L274 CegarLoopResult]: For program point L525-1(lines 32 577) no Hoare annotation was computed. [2020-10-29 04:44:58,224 INFO L274 CegarLoopResult]: For program point L492-1(lines 32 577) no Hoare annotation was computed. [2020-10-29 04:44:58,224 INFO L274 CegarLoopResult]: For program point L459-1(lines 32 577) no Hoare annotation was computed. [2020-10-29 04:44:58,224 INFO L274 CegarLoopResult]: For program point L393(lines 393 395) no Hoare annotation was computed. [2020-10-29 04:44:58,225 INFO L274 CegarLoopResult]: For program point L426-1(lines 32 577) no Hoare annotation was computed. [2020-10-29 04:44:58,225 INFO L274 CegarLoopResult]: For program point L393-2(lines 32 577) no Hoare annotation was computed. [2020-10-29 04:44:58,226 INFO L274 CegarLoopResult]: For program point L294(lines 294 392) no Hoare annotation was computed. [2020-10-29 04:44:58,226 INFO L274 CegarLoopResult]: For program point L162(lines 162 392) no Hoare annotation was computed. [2020-10-29 04:44:58,226 INFO L274 CegarLoopResult]: For program point L559(line 559) no Hoare annotation was computed. [2020-10-29 04:44:58,226 INFO L274 CegarLoopResult]: For program point L526(line 526) no Hoare annotation was computed. [2020-10-29 04:44:58,227 INFO L274 CegarLoopResult]: For program point L493(line 493) no Hoare annotation was computed. [2020-10-29 04:44:58,227 INFO L274 CegarLoopResult]: For program point L460(line 460) no Hoare annotation was computed. [2020-10-29 04:44:58,227 INFO L274 CegarLoopResult]: For program point L427(line 427) no Hoare annotation was computed. [2020-10-29 04:44:58,227 INFO L274 CegarLoopResult]: For program point L394(line 394) no Hoare annotation was computed. [2020-10-29 04:44:58,227 INFO L274 CegarLoopResult]: For program point L196(lines 196 392) no Hoare annotation was computed. [2020-10-29 04:44:58,227 INFO L274 CegarLoopResult]: For program point L64(lines 64 392) no Hoare annotation was computed. [2020-10-29 04:44:58,227 INFO L274 CegarLoopResult]: For program point L263(lines 263 392) no Hoare annotation was computed. [2020-10-29 04:44:58,227 INFO L274 CegarLoopResult]: For program point L131(lines 131 392) no Hoare annotation was computed. [2020-10-29 04:44:58,227 INFO L274 CegarLoopResult]: For program point L561-1(lines 32 577) no Hoare annotation was computed. [2020-10-29 04:44:58,228 INFO L274 CegarLoopResult]: For program point L528-1(lines 32 577) no Hoare annotation was computed. [2020-10-29 04:44:58,228 INFO L274 CegarLoopResult]: For program point L495-1(lines 32 577) no Hoare annotation was computed. [2020-10-29 04:44:58,228 INFO L274 CegarLoopResult]: For program point L462-1(lines 32 577) no Hoare annotation was computed. [2020-10-29 04:44:58,228 INFO L274 CegarLoopResult]: For program point L429-1(lines 32 577) no Hoare annotation was computed. [2020-10-29 04:44:58,228 INFO L274 CegarLoopResult]: For program point L363(lines 363 392) no Hoare annotation was computed. [2020-10-29 04:44:58,228 INFO L274 CegarLoopResult]: For program point L396-1(lines 32 577) no Hoare annotation was computed. [2020-10-29 04:44:58,228 INFO L274 CegarLoopResult]: For program point L99(lines 99 392) no Hoare annotation was computed. [2020-10-29 04:44:58,228 INFO L274 CegarLoopResult]: For program point L33(lines 33 392) no Hoare annotation was computed. [2020-10-29 04:44:58,228 INFO L274 CegarLoopResult]: For program point L562(line 562) no Hoare annotation was computed. [2020-10-29 04:44:58,229 INFO L274 CegarLoopResult]: For program point L529(line 529) no Hoare annotation was computed. [2020-10-29 04:44:58,229 INFO L274 CegarLoopResult]: For program point L496(line 496) no Hoare annotation was computed. [2020-10-29 04:44:58,229 INFO L274 CegarLoopResult]: For program point L463(line 463) no Hoare annotation was computed. [2020-10-29 04:44:58,229 INFO L274 CegarLoopResult]: For program point L430(line 430) no Hoare annotation was computed. [2020-10-29 04:44:58,229 INFO L274 CegarLoopResult]: For program point L397(line 397) no Hoare annotation was computed. [2020-10-29 04:44:58,229 INFO L274 CegarLoopResult]: For program point L331(lines 331 392) no Hoare annotation was computed. [2020-10-29 04:44:58,229 INFO L274 CegarLoopResult]: For program point L199(lines 199 392) no Hoare annotation was computed. [2020-10-29 04:44:58,229 INFO L274 CegarLoopResult]: For program point L67(lines 67 392) no Hoare annotation was computed. [2020-10-29 04:44:58,229 INFO L274 CegarLoopResult]: For program point L365(lines 365 392) no Hoare annotation was computed. [2020-10-29 04:44:58,229 INFO L274 CegarLoopResult]: For program point L233(lines 233 392) no Hoare annotation was computed. [2020-10-29 04:44:58,230 INFO L274 CegarLoopResult]: For program point L167(lines 167 392) no Hoare annotation was computed. [2020-10-29 04:44:58,230 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-29 04:44:58,230 INFO L270 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (<= ~a16~0 5) (not (= ~a7~0 1))) [2020-10-29 04:44:58,230 INFO L277 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-29 04:44:58,230 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-29 04:44:58,230 INFO L270 CegarLoopResult]: At program point mainENTRY(lines 579 596) the Hoare annotation is: (or (not (<= |old(~a16~0)| 5)) (and (= ~a7~0 |old(~a7~0)|) (= ~a17~0 |old(~a17~0)|) (= ~a21~0 |old(~a21~0)|) (= ~a20~0 |old(~a20~0)|) (= ~a16~0 |old(~a16~0)|) (= ~a8~0 |old(~a8~0)|)) (= |old(~a7~0)| 1)) [2020-10-29 04:44:58,230 INFO L274 CegarLoopResult]: For program point mainEXIT(lines 579 596) no Hoare annotation was computed. [2020-10-29 04:44:58,231 INFO L270 CegarLoopResult]: At program point L593(line 593) the Hoare annotation is: (or (<= ~a16~0 5) (not (<= |old(~a16~0)| 5)) (not (= ~a21~0 1)) (not (= ~a7~0 1)) (= |old(~a7~0)| 1)) [2020-10-29 04:44:58,231 INFO L274 CegarLoopResult]: For program point L593-1(line 593) no Hoare annotation was computed. [2020-10-29 04:44:58,231 INFO L274 CegarLoopResult]: For program point L590(line 590) no Hoare annotation was computed. [2020-10-29 04:44:58,231 INFO L270 CegarLoopResult]: At program point L585-2(lines 585 595) the Hoare annotation is: (or (<= ~a16~0 5) (not (<= |old(~a16~0)| 5)) (not (= ~a21~0 1)) (not (= ~a7~0 1)) (= |old(~a7~0)| 1)) [2020-10-29 04:44:58,231 INFO L274 CegarLoopResult]: For program point L585-3(lines 579 596) no Hoare annotation was computed. [2020-10-29 04:44:58,256 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.10 04:44:58 BoogieIcfgContainer [2020-10-29 04:44:58,256 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-29 04:44:58,259 INFO L168 Benchmark]: Toolchain (without parser) took 27085.05 ms. Allocated memory was 159.4 MB in the beginning and 608.2 MB in the end (delta: 448.8 MB). Free memory was 132.3 MB in the beginning and 328.5 MB in the end (delta: -196.2 MB). Peak memory consumption was 253.3 MB. Max. memory is 8.0 GB. [2020-10-29 04:44:58,260 INFO L168 Benchmark]: CDTParser took 0.73 ms. Allocated memory is still 159.4 MB. Free memory is still 131.3 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-10-29 04:44:58,262 INFO L168 Benchmark]: CACSL2BoogieTranslator took 703.62 ms. Allocated memory is still 159.4 MB. Free memory was 131.6 MB in the beginning and 104.8 MB in the end (delta: 26.8 MB). Peak memory consumption was 26.2 MB. Max. memory is 8.0 GB. [2020-10-29 04:44:58,264 INFO L168 Benchmark]: Boogie Preprocessor took 154.92 ms. Allocated memory is still 159.4 MB. Free memory was 104.8 MB in the beginning and 136.3 MB in the end (delta: -31.5 MB). Peak memory consumption was 6.1 MB. Max. memory is 8.0 GB. [2020-10-29 04:44:58,267 INFO L168 Benchmark]: RCFGBuilder took 1721.30 ms. Allocated memory was 159.4 MB in the beginning and 191.9 MB in the end (delta: 32.5 MB). Free memory was 136.3 MB in the beginning and 129.1 MB in the end (delta: 7.3 MB). Peak memory consumption was 65.5 MB. Max. memory is 8.0 GB. [2020-10-29 04:44:58,274 INFO L168 Benchmark]: TraceAbstraction took 24491.00 ms. Allocated memory was 191.9 MB in the beginning and 608.2 MB in the end (delta: 416.3 MB). Free memory was 128.6 MB in the beginning and 329.0 MB in the end (delta: -200.5 MB). Peak memory consumption was 216.3 MB. Max. memory is 8.0 GB. [2020-10-29 04:44:58,287 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.73 ms. Allocated memory is still 159.4 MB. Free memory is still 131.3 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 703.62 ms. Allocated memory is still 159.4 MB. Free memory was 131.6 MB in the beginning and 104.8 MB in the end (delta: 26.8 MB). Peak memory consumption was 26.2 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 154.92 ms. Allocated memory is still 159.4 MB. Free memory was 104.8 MB in the beginning and 136.3 MB in the end (delta: -31.5 MB). Peak memory consumption was 6.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1721.30 ms. Allocated memory was 159.4 MB in the beginning and 191.9 MB in the end (delta: 32.5 MB). Free memory was 136.3 MB in the beginning and 129.1 MB in the end (delta: 7.3 MB). Peak memory consumption was 65.5 MB. Max. memory is 8.0 GB. * TraceAbstraction took 24491.00 ms. Allocated memory was 191.9 MB in the beginning and 608.2 MB in the end (delta: 416.3 MB). Free memory was 128.6 MB in the beginning and 329.0 MB in the end (delta: -200.5 MB). Peak memory consumption was 216.3 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: 585]: Loop Invariant Derived loop invariant: (((a16 <= 5 || !(\old(a16) <= 5)) || !(a21 == 1)) || !(a7 == 1)) || \old(a7) == 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 211 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 23.4s, OverallIterations: 4, TraceHistogramMax: 3, AutomataDifference: 7.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.9s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 96 SDtfs, 1149 SDslu, 68 SDs, 0 SdLazy, 2528 SolverSat, 358 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 5.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 42 GetRequests, 27 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=968occurred 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: 0.1s AutomataMinimizationTime, 4 MinimizatonAttempts, 14 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 9 LocationsWithAnnotation, 58 PreInvPairs, 78 NumberOfFragments, 245 HoareAnnotationTreeSize, 58 FomulaSimplifications, 4530 FormulaSimplificationTreeSizeReduction, 0.3s HoareSimplificationTime, 9 FomulaSimplificationsInter, 983 FormulaSimplificationTreeSizeReductionInter, 0.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 15.3s InterpolantComputationTime, 474 NumberOfCodeBlocks, 474 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 470 ConstructedInterpolants, 0 QuantifiedInterpolants, 223334 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 1 PerfectInterpolantSequences, 57/61 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...