/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/Problem02_label28.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-29 04:49:34,220 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-29 04:49:34,224 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-29 04:49:34,282 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-29 04:49:34,283 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-29 04:49:34,289 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-29 04:49:34,291 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-29 04:49:34,297 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-29 04:49:34,300 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-29 04:49:34,306 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-29 04:49:34,308 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-29 04:49:34,309 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-29 04:49:34,310 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-29 04:49:34,313 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-29 04:49:34,315 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-29 04:49:34,317 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-29 04:49:34,318 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-29 04:49:34,321 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-29 04:49:34,326 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-29 04:49:34,336 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-29 04:49:34,338 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-29 04:49:34,340 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-29 04:49:34,341 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-29 04:49:34,344 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-29 04:49:34,366 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-29 04:49:34,366 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-29 04:49:34,367 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-29 04:49:34,369 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-29 04:49:34,370 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-29 04:49:34,371 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-29 04:49:34,371 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-29 04:49:34,372 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-29 04:49:34,375 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-29 04:49:34,376 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-29 04:49:34,377 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-29 04:49:34,378 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-29 04:49:34,378 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-29 04:49:34,379 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-29 04:49:34,379 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-29 04:49:34,380 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-29 04:49:34,381 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-29 04:49:34,389 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 04:49:34,437 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-29 04:49:34,437 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-29 04:49:34,441 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-29 04:49:34,442 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-29 04:49:34,442 INFO L138 SettingsManager]: * Use SBE=true [2020-10-29 04:49:34,442 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-29 04:49:34,443 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-29 04:49:34,443 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-29 04:49:34,443 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-29 04:49:34,443 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-29 04:49:34,444 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-29 04:49:34,445 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-29 04:49:34,445 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-29 04:49:34,445 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-29 04:49:34,446 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-29 04:49:34,446 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-29 04:49:34,446 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-29 04:49:34,446 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-29 04:49:34,447 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-29 04:49:34,447 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-29 04:49:34,447 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-29 04:49:34,447 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-29 04:49:34,448 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-29 04:49:34,448 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-29 04:49:34,448 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-29 04:49:34,449 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-29 04:49:34,449 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-29 04:49:34,449 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-29 04:49:34,449 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-29 04:49:34,450 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.3;log-additional-information=true;unknown-allowed=true; [2020-10-29 04:49:34,854 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-29 04:49:34,879 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-29 04:49:34,882 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-29 04:49:34,883 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-29 04:49:34,884 INFO L275 PluginConnector]: CDTParser initialized [2020-10-29 04:49:34,885 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem02_label28.c [2020-10-29 04:49:34,965 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/38d0c9676/db879fb646ab478cba2a9aa95b75f00d/FLAG4c1e9b936 [2020-10-29 04:49:35,715 INFO L306 CDTParser]: Found 1 translation units. [2020-10-29 04:49:35,716 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/eca-rers2012/Problem02_label28.c [2020-10-29 04:49:35,742 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/38d0c9676/db879fb646ab478cba2a9aa95b75f00d/FLAG4c1e9b936 [2020-10-29 04:49:35,938 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/38d0c9676/db879fb646ab478cba2a9aa95b75f00d [2020-10-29 04:49:35,941 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-29 04:49:35,949 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-29 04:49:35,953 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-29 04:49:35,953 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-29 04:49:35,957 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-29 04:49:35,957 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 04:49:35" (1/1) ... [2020-10-29 04:49:35,963 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2c01a560 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:49:35, skipping insertion in model container [2020-10-29 04:49:35,963 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 04:49:35" (1/1) ... [2020-10-29 04:49:35,973 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-29 04:49:36,042 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-29 04:49:36,438 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-29 04:49:36,449 INFO L203 MainTranslator]: Completed pre-run [2020-10-29 04:49:36,613 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-29 04:49:36,633 INFO L208 MainTranslator]: Completed translation [2020-10-29 04:49:36,634 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:49:36 WrapperNode [2020-10-29 04:49:36,634 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-29 04:49:36,635 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-29 04:49:36,635 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-29 04:49:36,635 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-29 04:49:36,648 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:49:36" (1/1) ... [2020-10-29 04:49:36,648 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:49:36" (1/1) ... [2020-10-29 04:49:36,667 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:49:36" (1/1) ... [2020-10-29 04:49:36,668 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:49:36" (1/1) ... [2020-10-29 04:49:36,712 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:49:36" (1/1) ... [2020-10-29 04:49:36,733 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:49:36" (1/1) ... [2020-10-29 04:49:36,745 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:49:36" (1/1) ... [2020-10-29 04:49:36,756 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-29 04:49:36,760 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-29 04:49:36,761 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-29 04:49:36,761 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-29 04:49:36,762 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:49:36" (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 04:49:36,840 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-29 04:49:36,841 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-29 04:49:36,841 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-29 04:49:36,841 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2020-10-29 04:49:36,841 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-29 04:49:36,841 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2020-10-29 04:49:36,842 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-29 04:49:36,842 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-29 04:49:36,842 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-29 04:49:36,842 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-29 04:49:36,842 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-29 04:49:36,842 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-10-29 04:49:36,843 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-29 04:49:36,843 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-29 04:49:36,843 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-29 04:49:36,843 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-29 04:49:36,843 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-29 04:49:36,843 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-29 04:49:36,844 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-29 04:49:38,049 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-29 04:49:38,049 INFO L298 CfgBuilder]: Removed 1 assume(true) statements. [2020-10-29 04:49:38,051 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 04:49:38 BoogieIcfgContainer [2020-10-29 04:49:38,051 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-29 04:49:38,053 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-29 04:49:38,053 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-29 04:49:38,057 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-29 04:49:38,057 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.10 04:49:35" (1/3) ... [2020-10-29 04:49:38,058 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@55f0e5d6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 04:49:38, skipping insertion in model container [2020-10-29 04:49:38,058 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:49:36" (2/3) ... [2020-10-29 04:49:38,058 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@55f0e5d6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 04:49:38, skipping insertion in model container [2020-10-29 04:49:38,058 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 04:49:38" (3/3) ... [2020-10-29 04:49:38,060 INFO L111 eAbstractionObserver]: Analyzing ICFG Problem02_label28.c [2020-10-29 04:49:38,072 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-29 04:49:38,077 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-29 04:49:38,090 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-29 04:49:38,119 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-29 04:49:38,119 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-29 04:49:38,119 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-29 04:49:38,119 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-29 04:49:38,119 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-29 04:49:38,120 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-29 04:49:38,120 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-29 04:49:38,120 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-29 04:49:38,143 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states. [2020-10-29 04:49:38,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2020-10-29 04:49:38,157 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 04:49:38,158 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, 1, 1, 1, 1, 1, 1] [2020-10-29 04:49:38,159 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 04:49:38,164 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 04:49:38,165 INFO L82 PathProgramCache]: Analyzing trace with hash -838602627, now seen corresponding path program 1 times [2020-10-29 04:49:38,174 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 04:49:38,175 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1711103158] [2020-10-29 04:49:38,175 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 04:49:38,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 04:49:38,609 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 04:49:38,830 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 04:49:40,592 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 04:49:40,593 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 141 [2020-10-29 04:49:40,593 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 04:49:40,594 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2107 [2020-10-29 04:49:40,596 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 04:49:40,596 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 04:49:40,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-29 04:49:40,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 04:49:40,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 132 [2020-10-29 04:49:40,597 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-29 04:49:40,861 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 04:49:40,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 04:49:40,882 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 04:49:40,903 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 04:49:40,904 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 04:49:40,904 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 04:49:40,905 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 27 [2020-10-29 04:49:40,905 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 04:49:40,905 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 04:49:40,906 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 04:49:40,906 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 04:49:40,906 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 04:49:40,906 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 04:49:40,978 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 04:49:40,979 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1711103158] [2020-10-29 04:49:40,981 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 04:49:40,982 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-29 04:49:40,983 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [105347636] [2020-10-29 04:49:40,991 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-29 04:49:40,992 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 04:49:41,010 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-29 04:49:41,011 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-29 04:49:41,013 INFO L87 Difference]: Start difference. First operand 240 states. Second operand 5 states. [2020-10-29 04:49:43,047 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 04:49:43,048 INFO L93 Difference]: Finished difference Result 632 states and 1079 transitions. [2020-10-29 04:49:43,049 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-29 04:49:43,051 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 131 [2020-10-29 04:49:43,052 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 04:49:43,066 INFO L225 Difference]: With dead ends: 632 [2020-10-29 04:49:43,066 INFO L226 Difference]: Without dead ends: 328 [2020-10-29 04:49:43,073 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2020-10-29 04:49:43,092 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 328 states. [2020-10-29 04:49:43,150 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 328 to 320. [2020-10-29 04:49:43,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 320 states. [2020-10-29 04:49:43,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 320 states and 481 transitions. [2020-10-29 04:49:43,156 INFO L78 Accepts]: Start accepts. Automaton has 320 states and 481 transitions. Word has length 131 [2020-10-29 04:49:43,157 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 04:49:43,157 INFO L481 AbstractCegarLoop]: Abstraction has 320 states and 481 transitions. [2020-10-29 04:49:43,157 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-29 04:49:43,157 INFO L276 IsEmpty]: Start isEmpty. Operand 320 states and 481 transitions. [2020-10-29 04:49:43,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2020-10-29 04:49:43,163 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 04:49:43,163 INFO L422 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 04:49:43,163 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-29 04:49:43,163 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 04:49:43,164 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 04:49:43,164 INFO L82 PathProgramCache]: Analyzing trace with hash -1789881942, now seen corresponding path program 1 times [2020-10-29 04:49:43,165 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 04:49:43,165 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [364520187] [2020-10-29 04:49:43,165 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 04:49:43,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 04:49:43,206 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 04:49:43,282 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 04:49:44,246 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 04:49:45,007 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 04:49:45,008 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 158 [2020-10-29 04:49:45,008 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-29 04:49:45,008 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1814 [2020-10-29 04:49:45,008 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 04:49:45,008 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 04:49:45,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 04:49:45,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 25 [2020-10-29 04:49:45,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 129 [2020-10-29 04:49:45,009 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 04:49:45,157 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 04:49:45,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 04:49:45,162 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 04:49:45,174 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 04:49:45,175 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 04:49:45,175 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 04:49:45,175 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-29 04:49:45,175 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 04:49:45,175 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 04:49:45,176 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 04:49:45,176 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 04:49:45,176 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 04:49:45,176 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 04:49:45,195 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-29 04:49:45,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 04:49:45,202 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 04:49:45,214 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 04:49:45,214 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 04:49:45,215 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 04:49:45,215 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-29 04:49:45,215 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 04:49:45,215 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 04:49:45,215 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 04:49:45,216 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 04:49:45,216 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-29 04:49:45,216 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 04:49:45,280 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 11 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-29 04:49:45,281 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [364520187] [2020-10-29 04:49:45,281 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-29 04:49:45,281 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2020-10-29 04:49:45,281 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1760114865] [2020-10-29 04:49:45,283 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-29 04:49:45,283 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 04:49:45,284 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-29 04:49:45,284 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-29 04:49:45,284 INFO L87 Difference]: Start difference. First operand 320 states and 481 transitions. Second operand 5 states. [2020-10-29 04:49:47,225 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 04:49:47,225 INFO L93 Difference]: Finished difference Result 948 states and 1458 transitions. [2020-10-29 04:49:47,227 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-29 04:49:47,227 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 146 [2020-10-29 04:49:47,230 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 04:49:47,241 INFO L225 Difference]: With dead ends: 948 [2020-10-29 04:49:47,241 INFO L226 Difference]: Without dead ends: 634 [2020-10-29 04:49:47,246 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 04:49:47,248 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 634 states. [2020-10-29 04:49:47,330 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 634 to 618. [2020-10-29 04:49:47,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 618 states. [2020-10-29 04:49:47,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 618 states to 618 states and 890 transitions. [2020-10-29 04:49:47,338 INFO L78 Accepts]: Start accepts. Automaton has 618 states and 890 transitions. Word has length 146 [2020-10-29 04:49:47,340 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 04:49:47,340 INFO L481 AbstractCegarLoop]: Abstraction has 618 states and 890 transitions. [2020-10-29 04:49:47,340 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-29 04:49:47,340 INFO L276 IsEmpty]: Start isEmpty. Operand 618 states and 890 transitions. [2020-10-29 04:49:47,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2020-10-29 04:49:47,349 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 04:49:47,349 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, 1, 1, 1, 1, 1, 1] [2020-10-29 04:49:47,350 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-29 04:49:47,350 INFO L429 AbstractCegarLoop]: === Iteration 3 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 04:49:47,350 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 04:49:47,351 INFO L82 PathProgramCache]: Analyzing trace with hash 2081212492, now seen corresponding path program 1 times [2020-10-29 04:49:47,351 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 04:49:47,353 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [357055194] [2020-10-29 04:49:47,353 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 04:49:47,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 04:49:47,411 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 04:49:47,465 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 04:49:48,306 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 04:49:48,678 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 04:49:48,678 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 165 [2020-10-29 04:49:48,678 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-29 04:49:48,678 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1283 [2020-10-29 04:49:48,679 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 04:49:48,679 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 04:49:48,679 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 04:49:48,679 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 32 [2020-10-29 04:49:48,679 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 92 [2020-10-29 04:49:48,679 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 04:49:48,898 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 04:49:48,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 04:49:48,903 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 04:49:48,909 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 04:49:48,909 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 04:49:48,909 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 04:49:48,909 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 04:49:48,910 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 04:49:48,910 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 04:49:48,910 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 04:49:48,910 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 04:49:48,910 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 04:49:48,910 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 04:49:48,931 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-29 04:49:48,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 04:49:48,942 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 04:49:48,962 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 04:49:48,962 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-29 04:49:48,962 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 04:49:48,963 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-10-29 04:49:48,963 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 04:49:48,963 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 04:49:48,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 04:49:48,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 04:49:48,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-29 04:49:48,964 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 04:49:49,154 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 18 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-29 04:49:49,154 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [357055194] [2020-10-29 04:49:49,154 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-29 04:49:49,155 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6] total 6 [2020-10-29 04:49:49,155 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [788293765] [2020-10-29 04:49:49,155 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-29 04:49:49,156 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 04:49:49,159 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-29 04:49:49,160 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-10-29 04:49:49,160 INFO L87 Difference]: Start difference. First operand 618 states and 890 transitions. Second operand 6 states. [2020-10-29 04:49:49,565 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2020-10-29 04:49:50,833 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 04:49:50,834 INFO L93 Difference]: Finished difference Result 1330 states and 1974 transitions. [2020-10-29 04:49:50,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-29 04:49:50,835 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 153 [2020-10-29 04:49:50,836 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 04:49:50,843 INFO L225 Difference]: With dead ends: 1330 [2020-10-29 04:49:50,843 INFO L226 Difference]: Without dead ends: 629 [2020-10-29 04:49:50,846 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2020-10-29 04:49:50,847 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 629 states. [2020-10-29 04:49:50,879 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 629 to 618. [2020-10-29 04:49:50,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 618 states. [2020-10-29 04:49:50,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 618 states to 618 states and 886 transitions. [2020-10-29 04:49:50,883 INFO L78 Accepts]: Start accepts. Automaton has 618 states and 886 transitions. Word has length 153 [2020-10-29 04:49:50,884 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 04:49:50,884 INFO L481 AbstractCegarLoop]: Abstraction has 618 states and 886 transitions. [2020-10-29 04:49:50,884 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-29 04:49:50,884 INFO L276 IsEmpty]: Start isEmpty. Operand 618 states and 886 transitions. [2020-10-29 04:49:50,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2020-10-29 04:49:50,887 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 04:49:50,888 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, 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] [2020-10-29 04:49:50,888 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-29 04:49:50,888 INFO L429 AbstractCegarLoop]: === Iteration 4 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 04:49:50,888 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 04:49:50,889 INFO L82 PathProgramCache]: Analyzing trace with hash -1268360524, now seen corresponding path program 1 times [2020-10-29 04:49:50,889 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 04:49:50,889 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [486502874] [2020-10-29 04:49:50,889 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 04:49:50,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 04:49:50,930 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 04:49:51,010 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 04:49:51,827 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 04:49:51,927 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 04:49:52,607 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 04:49:52,607 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 185 [2020-10-29 04:49:52,607 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-29 04:49:52,608 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1688 [2020-10-29 04:49:52,608 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 04:49:52,608 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 04:49:52,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 04:49:52,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 52 [2020-10-29 04:49:52,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 129 [2020-10-29 04:49:52,609 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 04:49:52,749 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 04:49:52,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 04:49:52,754 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 04:49:52,762 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 04:49:52,762 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 04:49:52,762 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 04:49:52,763 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-29 04:49:52,763 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 04:49:52,763 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 04:49:52,763 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 04:49:52,763 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 04:49:52,764 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 04:49:52,764 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 04:49:52,784 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-29 04:49:52,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 04:49:52,801 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 04:49:52,830 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 04:49:52,831 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 43 [2020-10-29 04:49:52,831 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 04:49:52,831 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 34 [2020-10-29 04:49:52,831 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 04:49:52,832 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 04:49:52,835 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 04:49:52,836 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 04:49:52,836 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 37 [2020-10-29 04:49:52,836 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-29 04:49:52,910 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 38 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-29 04:49:52,911 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [486502874] [2020-10-29 04:49:52,911 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-29 04:49:52,911 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2020-10-29 04:49:52,912 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1270172492] [2020-10-29 04:49:52,912 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-29 04:49:52,912 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 04:49:52,923 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-29 04:49:52,924 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-29 04:49:52,924 INFO L87 Difference]: Start difference. First operand 618 states and 886 transitions. Second operand 5 states. [2020-10-29 04:49:54,723 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 04:49:54,724 INFO L93 Difference]: Finished difference Result 1689 states and 2506 transitions. [2020-10-29 04:49:54,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-29 04:49:54,724 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 173 [2020-10-29 04:49:54,725 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 04:49:54,733 INFO L225 Difference]: With dead ends: 1689 [2020-10-29 04:49:54,733 INFO L226 Difference]: Without dead ends: 1077 [2020-10-29 04:49:54,736 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2020-10-29 04:49:54,737 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1077 states. [2020-10-29 04:49:54,773 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1077 to 915. [2020-10-29 04:49:54,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 915 states. [2020-10-29 04:49:54,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 915 states to 915 states and 1261 transitions. [2020-10-29 04:49:54,779 INFO L78 Accepts]: Start accepts. Automaton has 915 states and 1261 transitions. Word has length 173 [2020-10-29 04:49:54,779 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 04:49:54,779 INFO L481 AbstractCegarLoop]: Abstraction has 915 states and 1261 transitions. [2020-10-29 04:49:54,779 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-29 04:49:54,780 INFO L276 IsEmpty]: Start isEmpty. Operand 915 states and 1261 transitions. [2020-10-29 04:49:54,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2020-10-29 04:49:54,784 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 04:49:54,784 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 04:49:54,784 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-29 04:49:54,785 INFO L429 AbstractCegarLoop]: === Iteration 5 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 04:49:54,785 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 04:49:54,785 INFO L82 PathProgramCache]: Analyzing trace with hash -940344542, now seen corresponding path program 1 times [2020-10-29 04:49:54,785 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 04:49:54,786 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1600204796] [2020-10-29 04:49:54,786 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 04:49:54,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 04:49:54,837 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 04:49:54,886 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 04:49:54,940 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 04:49:56,147 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 04:49:56,738 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 04:49:56,738 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 201 [2020-10-29 04:49:56,738 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-29 04:49:56,739 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1920 [2020-10-29 04:49:56,739 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 04:49:56,739 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 04:49:56,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 04:49:56,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 67 [2020-10-29 04:49:56,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 130 [2020-10-29 04:49:56,740 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 04:49:56,907 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 04:49:56,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 04:49:56,913 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 04:49:56,918 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 04:49:56,918 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 04:49:56,918 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 04:49:56,919 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 04:49:56,919 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 04:49:56,919 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 04:49:56,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 04:49:56,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 04:49:56,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 04:49:56,920 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 04:49:56,938 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-29 04:49:56,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 04:49:56,956 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 04:49:56,990 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 04:49:56,991 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 59 [2020-10-29 04:49:56,991 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 04:49:56,991 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 40 [2020-10-29 04:49:56,991 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 04:49:56,991 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 04:49:56,992 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 04:49:56,992 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 04:49:56,995 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 52 [2020-10-29 04:49:56,996 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-29 04:49:57,060 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 52 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-29 04:49:57,060 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1600204796] [2020-10-29 04:49:57,061 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-29 04:49:57,061 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2020-10-29 04:49:57,061 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [510772861] [2020-10-29 04:49:57,061 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-29 04:49:57,062 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 04:49:57,062 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-29 04:49:57,062 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-29 04:49:57,068 INFO L87 Difference]: Start difference. First operand 915 states and 1261 transitions. Second operand 5 states. [2020-10-29 04:49:57,221 WARN L193 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2020-10-29 04:49:58,776 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 04:49:58,777 INFO L93 Difference]: Finished difference Result 2417 states and 3490 transitions. [2020-10-29 04:49:58,777 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-29 04:49:58,777 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 189 [2020-10-29 04:49:58,778 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 04:49:58,788 INFO L225 Difference]: With dead ends: 2417 [2020-10-29 04:49:58,788 INFO L226 Difference]: Without dead ends: 1508 [2020-10-29 04:49:58,791 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 04:49:58,793 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1508 states. [2020-10-29 04:49:58,842 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1508 to 1351. [2020-10-29 04:49:58,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1351 states. [2020-10-29 04:49:58,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1351 states to 1351 states and 1871 transitions. [2020-10-29 04:49:58,849 INFO L78 Accepts]: Start accepts. Automaton has 1351 states and 1871 transitions. Word has length 189 [2020-10-29 04:49:58,850 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 04:49:58,850 INFO L481 AbstractCegarLoop]: Abstraction has 1351 states and 1871 transitions. [2020-10-29 04:49:58,850 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-29 04:49:58,850 INFO L276 IsEmpty]: Start isEmpty. Operand 1351 states and 1871 transitions. [2020-10-29 04:49:58,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2020-10-29 04:49:58,856 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 04:49:58,856 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, 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, 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] [2020-10-29 04:49:58,857 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-29 04:49:58,857 INFO L429 AbstractCegarLoop]: === Iteration 6 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 04:49:58,857 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 04:49:58,857 INFO L82 PathProgramCache]: Analyzing trace with hash 1233000960, now seen corresponding path program 1 times [2020-10-29 04:49:58,858 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 04:49:58,858 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1698395550] [2020-10-29 04:49:58,858 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 04:49:58,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 04:49:58,906 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 04:49:59,001 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 04:49:59,750 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 04:50:00,231 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 04:50:01,981 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 04:50:01,982 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 220 [2020-10-29 04:50:01,982 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-29 04:50:01,982 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3091 [2020-10-29 04:50:01,982 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 04:50:01,982 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 04:50:01,983 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 04:50:01,983 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 85 [2020-10-29 04:50:01,983 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 131 [2020-10-29 04:50:01,983 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 04:50:02,138 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 04:50:02,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 04:50:02,145 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 04:50:02,151 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 04:50:02,152 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 04:50:02,152 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 04:50:02,152 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 04:50:02,153 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 04:50:02,153 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 04:50:02,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 04:50:02,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 04:50:02,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 04:50:02,154 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 04:50:02,172 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-29 04:50:02,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 04:50:02,193 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 04:50:02,234 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 04:50:02,235 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 78 [2020-10-29 04:50:02,235 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 04:50:02,235 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 49 [2020-10-29 04:50:02,235 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 04:50:02,236 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 04:50:02,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 04:50:02,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 04:50:02,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 70 [2020-10-29 04:50:02,236 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 04:50:02,314 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 71 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-29 04:50:02,314 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1698395550] [2020-10-29 04:50:02,316 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-29 04:50:02,316 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2020-10-29 04:50:02,316 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [607478863] [2020-10-29 04:50:02,317 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-29 04:50:02,317 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 04:50:02,317 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-29 04:50:02,318 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-29 04:50:02,318 INFO L87 Difference]: Start difference. First operand 1351 states and 1871 transitions. Second operand 5 states. [2020-10-29 04:50:03,835 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 04:50:03,836 INFO L93 Difference]: Finished difference Result 3436 states and 4819 transitions. [2020-10-29 04:50:03,837 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-29 04:50:03,837 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 208 [2020-10-29 04:50:03,837 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 04:50:03,838 INFO L225 Difference]: With dead ends: 3436 [2020-10-29 04:50:03,838 INFO L226 Difference]: Without dead ends: 0 [2020-10-29 04:50:03,847 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 04:50:03,847 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-29 04:50:03,847 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-29 04:50:03,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-29 04:50:03,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-29 04:50:03,848 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 208 [2020-10-29 04:50:03,848 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 04:50:03,848 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-29 04:50:03,848 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-29 04:50:03,848 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-29 04:50:03,848 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-29 04:50:03,849 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-29 04:50:03,851 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-29 04:50:04,351 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 12 [2020-10-29 04:50:04,480 WARN L193 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 12 [2020-10-29 04:50:05,042 WARN L193 SmtUtils]: Spent 407.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 34 [2020-10-29 04:50:05,144 INFO L274 CegarLoopResult]: For program point reach_errorEXIT(line 4) no Hoare annotation was computed. [2020-10-29 04:50:05,144 INFO L277 CegarLoopResult]: At program point reach_errorENTRY(line 4) the Hoare annotation is: true [2020-10-29 04:50:05,144 INFO L274 CegarLoopResult]: For program point reach_errorFINAL(line 4) no Hoare annotation was computed. [2020-10-29 04:50:05,145 INFO L274 CegarLoopResult]: For program point reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 4) no Hoare annotation was computed. [2020-10-29 04:50:05,145 INFO L274 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-29 04:50:05,145 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)|)) [2020-10-29 04:50:05,145 INFO L274 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-29 04:50:05,145 INFO L274 CegarLoopResult]: For program point L597(line 597) no Hoare annotation was computed. [2020-10-29 04:50:05,146 INFO L274 CegarLoopResult]: For program point L564(line 564) no Hoare annotation was computed. [2020-10-29 04:50:05,146 INFO L274 CegarLoopResult]: For program point L531(line 531) no Hoare annotation was computed. [2020-10-29 04:50:05,146 INFO L274 CegarLoopResult]: For program point L498(line 498) no Hoare annotation was computed. [2020-10-29 04:50:05,147 INFO L274 CegarLoopResult]: For program point L465(line 465) no Hoare annotation was computed. [2020-10-29 04:50:05,148 INFO L274 CegarLoopResult]: For program point L432(line 432) no Hoare annotation was computed. [2020-10-29 04:50:05,148 INFO L274 CegarLoopResult]: For program point L333(lines 333 415) no Hoare annotation was computed. [2020-10-29 04:50:05,148 INFO L274 CegarLoopResult]: For program point L300(lines 300 309) no Hoare annotation was computed. [2020-10-29 04:50:05,148 INFO L274 CegarLoopResult]: For program point L234(lines 234 415) no Hoare annotation was computed. [2020-10-29 04:50:05,148 INFO L274 CegarLoopResult]: For program point L300-2(lines 300 309) no Hoare annotation was computed. [2020-10-29 04:50:05,148 INFO L274 CegarLoopResult]: For program point L400(lines 400 415) no Hoare annotation was computed. [2020-10-29 04:50:05,148 INFO L274 CegarLoopResult]: For program point L334(lines 334 337) no Hoare annotation was computed. [2020-10-29 04:50:05,148 INFO L274 CegarLoopResult]: For program point L334-2(lines 334 337) no Hoare annotation was computed. [2020-10-29 04:50:05,148 INFO L274 CegarLoopResult]: For program point L136(lines 136 415) no Hoare annotation was computed. [2020-10-29 04:50:05,149 INFO L274 CegarLoopResult]: For program point L37(lines 37 415) no Hoare annotation was computed. [2020-10-29 04:50:05,149 INFO L274 CegarLoopResult]: For program point L566-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:50:05,149 INFO L274 CegarLoopResult]: For program point L533-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:50:05,149 INFO L274 CegarLoopResult]: For program point L500-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:50:05,153 INFO L274 CegarLoopResult]: For program point L467-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:50:05,153 INFO L274 CegarLoopResult]: For program point L434-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:50:05,153 INFO L274 CegarLoopResult]: For program point L236(lines 236 415) no Hoare annotation was computed. [2020-10-29 04:50:05,153 INFO L274 CegarLoopResult]: For program point L71(lines 71 415) no Hoare annotation was computed. [2020-10-29 04:50:05,153 INFO L274 CegarLoopResult]: For program point L567(line 567) no Hoare annotation was computed. [2020-10-29 04:50:05,153 INFO L274 CegarLoopResult]: For program point L534(line 534) no Hoare annotation was computed. [2020-10-29 04:50:05,154 INFO L274 CegarLoopResult]: For program point L501(line 501) no Hoare annotation was computed. [2020-10-29 04:50:05,154 INFO L274 CegarLoopResult]: For program point L468(line 468) no Hoare annotation was computed. [2020-10-29 04:50:05,154 INFO L274 CegarLoopResult]: For program point L435(line 435) no Hoare annotation was computed. [2020-10-29 04:50:05,154 INFO L274 CegarLoopResult]: For program point L204(lines 204 415) no Hoare annotation was computed. [2020-10-29 04:50:05,154 INFO L274 CegarLoopResult]: For program point L171(lines 171 415) no Hoare annotation was computed. [2020-10-29 04:50:05,154 INFO L274 CegarLoopResult]: For program point L370(lines 370 415) no Hoare annotation was computed. [2020-10-29 04:50:05,154 INFO L274 CegarLoopResult]: For program point L205(lines 205 212) no Hoare annotation was computed. [2020-10-29 04:50:05,154 INFO L274 CegarLoopResult]: For program point L205-2(lines 205 212) no Hoare annotation was computed. [2020-10-29 04:50:05,154 INFO L274 CegarLoopResult]: For program point L40(lines 40 415) no Hoare annotation was computed. [2020-10-29 04:50:05,155 INFO L274 CegarLoopResult]: For program point L569-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:50:05,155 INFO L274 CegarLoopResult]: For program point L536-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:50:05,155 INFO L274 CegarLoopResult]: For program point L503-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:50:05,155 INFO L274 CegarLoopResult]: For program point L470-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:50:05,155 INFO L274 CegarLoopResult]: For program point L404(lines 404 415) no Hoare annotation was computed. [2020-10-29 04:50:05,155 INFO L274 CegarLoopResult]: For program point L437-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:50:05,155 INFO L274 CegarLoopResult]: For program point L239(lines 239 415) no Hoare annotation was computed. [2020-10-29 04:50:05,155 INFO L274 CegarLoopResult]: For program point L570(line 570) no Hoare annotation was computed. [2020-10-29 04:50:05,155 INFO L274 CegarLoopResult]: For program point L537(line 537) no Hoare annotation was computed. [2020-10-29 04:50:05,155 INFO L274 CegarLoopResult]: For program point L504(line 504) no Hoare annotation was computed. [2020-10-29 04:50:05,156 INFO L274 CegarLoopResult]: For program point L471(line 471) no Hoare annotation was computed. [2020-10-29 04:50:05,156 INFO L274 CegarLoopResult]: For program point L438(line 438) no Hoare annotation was computed. [2020-10-29 04:50:05,156 INFO L274 CegarLoopResult]: For program point L339(lines 339 415) no Hoare annotation was computed. [2020-10-29 04:50:05,156 INFO L274 CegarLoopResult]: For program point L240(lines 240 248) no Hoare annotation was computed. [2020-10-29 04:50:05,158 INFO L274 CegarLoopResult]: For program point L240-2(lines 240 248) no Hoare annotation was computed. [2020-10-29 04:50:05,158 INFO L274 CegarLoopResult]: For program point L141(lines 141 415) no Hoare annotation was computed. [2020-10-29 04:50:05,158 INFO L274 CegarLoopResult]: For program point L108(lines 108 415) no Hoare annotation was computed. [2020-10-29 04:50:05,159 INFO L274 CegarLoopResult]: For program point L406(lines 406 415) no Hoare annotation was computed. [2020-10-29 04:50:05,159 INFO L274 CegarLoopResult]: For program point L340(lines 340 349) no Hoare annotation was computed. [2020-10-29 04:50:05,159 INFO L274 CegarLoopResult]: For program point L340-2(lines 340 349) no Hoare annotation was computed. [2020-10-29 04:50:05,159 INFO L274 CegarLoopResult]: For program point L76(lines 76 415) no Hoare annotation was computed. [2020-10-29 04:50:05,159 INFO L274 CegarLoopResult]: For program point L572-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:50:05,159 INFO L274 CegarLoopResult]: For program point L539-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:50:05,159 INFO L274 CegarLoopResult]: For program point L506-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:50:05,159 INFO L274 CegarLoopResult]: For program point L473-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:50:05,159 INFO L274 CegarLoopResult]: For program point L440-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:50:05,159 INFO L274 CegarLoopResult]: For program point L77(lines 77 82) no Hoare annotation was computed. [2020-10-29 04:50:05,160 INFO L274 CegarLoopResult]: For program point L44(lines 44 415) no Hoare annotation was computed. [2020-10-29 04:50:05,160 INFO L274 CegarLoopResult]: For program point L77-2(lines 77 82) no Hoare annotation was computed. [2020-10-29 04:50:05,160 INFO L274 CegarLoopResult]: For program point L573(line 573) no Hoare annotation was computed. [2020-10-29 04:50:05,160 INFO L274 CegarLoopResult]: For program point L540(line 540) no Hoare annotation was computed. [2020-10-29 04:50:05,160 INFO L274 CegarLoopResult]: For program point L507(line 507) no Hoare annotation was computed. [2020-10-29 04:50:05,160 INFO L274 CegarLoopResult]: For program point L474(line 474) no Hoare annotation was computed. [2020-10-29 04:50:05,160 INFO L274 CegarLoopResult]: For program point L441(line 441) no Hoare annotation was computed. [2020-10-29 04:50:05,160 INFO L274 CegarLoopResult]: For program point L177(lines 177 415) no Hoare annotation was computed. [2020-10-29 04:50:05,160 INFO L274 CegarLoopResult]: For program point L409(lines 409 415) no Hoare annotation was computed. [2020-10-29 04:50:05,160 INFO L274 CegarLoopResult]: For program point L145(lines 145 415) no Hoare annotation was computed. [2020-10-29 04:50:05,161 INFO L274 CegarLoopResult]: For program point L575-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:50:05,161 INFO L274 CegarLoopResult]: For program point L542-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:50:05,161 INFO L274 CegarLoopResult]: For program point L509-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:50:05,161 INFO L274 CegarLoopResult]: For program point L476-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:50:05,162 INFO L274 CegarLoopResult]: For program point L443-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:50:05,162 INFO L274 CegarLoopResult]: For program point L377(lines 377 415) no Hoare annotation was computed. [2020-10-29 04:50:05,162 INFO L274 CegarLoopResult]: For program point L311(lines 311 415) no Hoare annotation was computed. [2020-10-29 04:50:05,162 INFO L274 CegarLoopResult]: For program point L278(lines 278 415) no Hoare annotation was computed. [2020-10-29 04:50:05,162 INFO L274 CegarLoopResult]: For program point L576(line 576) no Hoare annotation was computed. [2020-10-29 04:50:05,163 INFO L274 CegarLoopResult]: For program point L543(line 543) no Hoare annotation was computed. [2020-10-29 04:50:05,163 INFO L274 CegarLoopResult]: For program point L510(line 510) no Hoare annotation was computed. [2020-10-29 04:50:05,163 INFO L274 CegarLoopResult]: For program point L477(line 477) no Hoare annotation was computed. [2020-10-29 04:50:05,163 INFO L274 CegarLoopResult]: For program point L444(line 444) no Hoare annotation was computed. [2020-10-29 04:50:05,163 INFO L274 CegarLoopResult]: For program point L411(lines 411 415) no Hoare annotation was computed. [2020-10-29 04:50:05,163 INFO L274 CegarLoopResult]: For program point L214(lines 214 415) no Hoare annotation was computed. [2020-10-29 04:50:05,163 INFO L274 CegarLoopResult]: For program point L181(lines 181 415) no Hoare annotation was computed. [2020-10-29 04:50:05,163 INFO L274 CegarLoopResult]: For program point L115(lines 115 415) no Hoare annotation was computed. [2020-10-29 04:50:05,163 INFO L274 CegarLoopResult]: For program point L49(lines 49 415) no Hoare annotation was computed. [2020-10-29 04:50:05,163 INFO L274 CegarLoopResult]: For program point L578-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:50:05,164 INFO L274 CegarLoopResult]: For program point L545-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:50:05,164 INFO L274 CegarLoopResult]: For program point L512-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:50:05,164 INFO L274 CegarLoopResult]: For program point L479-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:50:05,164 INFO L274 CegarLoopResult]: For program point L446-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:50:05,164 INFO L274 CegarLoopResult]: For program point L380(lines 380 415) no Hoare annotation was computed. [2020-10-29 04:50:05,164 INFO L274 CegarLoopResult]: For program point L579(line 579) no Hoare annotation was computed. [2020-10-29 04:50:05,164 INFO L270 CegarLoopResult]: At program point L546(line 546) the Hoare annotation is: (and (not (= |old(~a25~0)| 1)) (not (<= 8 |old(~a17~0)|)) (not (<= |old(~a28~0)| 9)) (not (= |old(~a11~0)| 1))) [2020-10-29 04:50:05,164 INFO L274 CegarLoopResult]: For program point L513(line 513) no Hoare annotation was computed. [2020-10-29 04:50:05,164 INFO L274 CegarLoopResult]: For program point L546-1(line 546) no Hoare annotation was computed. [2020-10-29 04:50:05,165 INFO L274 CegarLoopResult]: For program point L480(line 480) no Hoare annotation was computed. [2020-10-29 04:50:05,165 INFO L274 CegarLoopResult]: For program point L447(line 447) no Hoare annotation was computed. [2020-10-29 04:50:05,165 INFO L274 CegarLoopResult]: For program point L282(lines 282 415) no Hoare annotation was computed. [2020-10-29 04:50:05,165 INFO L274 CegarLoopResult]: For program point L150(lines 150 415) no Hoare annotation was computed. [2020-10-29 04:50:05,165 INFO L274 CegarLoopResult]: For program point L84(lines 84 415) no Hoare annotation was computed. [2020-10-29 04:50:05,165 INFO L274 CegarLoopResult]: For program point calculate_outputFINAL(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:50:05,165 INFO L274 CegarLoopResult]: For program point calculate_outputEXIT(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:50:05,165 INFO L274 CegarLoopResult]: For program point L382(lines 382 415) no Hoare annotation was computed. [2020-10-29 04:50:05,165 INFO L274 CegarLoopResult]: For program point L316(lines 316 415) no Hoare annotation was computed. [2020-10-29 04:50:05,165 INFO L274 CegarLoopResult]: For program point L250(lines 250 415) no Hoare annotation was computed. [2020-10-29 04:50:05,166 INFO L274 CegarLoopResult]: For program point L217(lines 217 415) no Hoare annotation was computed. [2020-10-29 04:50:05,166 INFO L274 CegarLoopResult]: For program point L85(lines 85 91) no Hoare annotation was computed. [2020-10-29 04:50:05,166 INFO L274 CegarLoopResult]: For program point L52(lines 52 415) no Hoare annotation was computed. [2020-10-29 04:50:05,166 INFO L274 CegarLoopResult]: For program point L85-2(lines 85 91) no Hoare annotation was computed. [2020-10-29 04:50:05,167 INFO L274 CegarLoopResult]: For program point L581-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:50:05,167 INFO L274 CegarLoopResult]: For program point L548-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:50:05,167 INFO L274 CegarLoopResult]: For program point L515-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:50:05,167 INFO L274 CegarLoopResult]: For program point L482-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:50:05,167 INFO L274 CegarLoopResult]: For program point L416(lines 416 418) no Hoare annotation was computed. [2020-10-29 04:50:05,167 INFO L274 CegarLoopResult]: For program point L449-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:50:05,167 INFO L274 CegarLoopResult]: For program point L383(lines 383 389) no Hoare annotation was computed. [2020-10-29 04:50:05,167 INFO L274 CegarLoopResult]: For program point L416-2(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:50:05,167 INFO L274 CegarLoopResult]: For program point L317(lines 317 328) no Hoare annotation was computed. [2020-10-29 04:50:05,167 INFO L274 CegarLoopResult]: For program point L383-2(lines 383 389) no Hoare annotation was computed. [2020-10-29 04:50:05,167 INFO L274 CegarLoopResult]: For program point L317-2(lines 317 328) no Hoare annotation was computed. [2020-10-29 04:50:05,168 INFO L274 CegarLoopResult]: For program point L582(line 582) no Hoare annotation was computed. [2020-10-29 04:50:05,168 INFO L274 CegarLoopResult]: For program point L549(line 549) no Hoare annotation was computed. [2020-10-29 04:50:05,168 INFO L274 CegarLoopResult]: For program point L516(line 516) no Hoare annotation was computed. [2020-10-29 04:50:05,168 INFO L274 CegarLoopResult]: For program point L483(line 483) no Hoare annotation was computed. [2020-10-29 04:50:05,168 INFO L274 CegarLoopResult]: For program point L450(line 450) no Hoare annotation was computed. [2020-10-29 04:50:05,168 INFO L274 CegarLoopResult]: For program point L417(line 417) no Hoare annotation was computed. [2020-10-29 04:50:05,168 INFO L274 CegarLoopResult]: For program point L351(lines 351 415) no Hoare annotation was computed. [2020-10-29 04:50:05,168 INFO L274 CegarLoopResult]: For program point L285(lines 285 415) no Hoare annotation was computed. [2020-10-29 04:50:05,168 INFO L274 CegarLoopResult]: For program point L220(lines 220 415) no Hoare annotation was computed. [2020-10-29 04:50:05,168 INFO L274 CegarLoopResult]: For program point L187(lines 187 415) no Hoare annotation was computed. [2020-10-29 04:50:05,169 INFO L274 CegarLoopResult]: For program point L121(lines 121 415) no Hoare annotation was computed. [2020-10-29 04:50:05,169 INFO L274 CegarLoopResult]: For program point L584-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:50:05,169 INFO L274 CegarLoopResult]: For program point L551-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:50:05,169 INFO L274 CegarLoopResult]: For program point L518-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:50:05,169 INFO L274 CegarLoopResult]: For program point L485-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:50:05,169 INFO L274 CegarLoopResult]: For program point L452-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:50:05,169 INFO L274 CegarLoopResult]: For program point L419-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:50:05,169 INFO L274 CegarLoopResult]: For program point L56(lines 56 415) no Hoare annotation was computed. [2020-10-29 04:50:05,169 INFO L274 CegarLoopResult]: For program point L585(line 585) no Hoare annotation was computed. [2020-10-29 04:50:05,169 INFO L274 CegarLoopResult]: For program point L552(line 552) no Hoare annotation was computed. [2020-10-29 04:50:05,170 INFO L274 CegarLoopResult]: For program point L519(line 519) no Hoare annotation was computed. [2020-10-29 04:50:05,170 INFO L274 CegarLoopResult]: For program point L486(line 486) no Hoare annotation was computed. [2020-10-29 04:50:05,170 INFO L274 CegarLoopResult]: For program point L453(line 453) no Hoare annotation was computed. [2020-10-29 04:50:05,170 INFO L274 CegarLoopResult]: For program point L420(line 420) no Hoare annotation was computed. [2020-10-29 04:50:05,170 INFO L274 CegarLoopResult]: For program point L288(lines 288 415) no Hoare annotation was computed. [2020-10-29 04:50:05,170 INFO L274 CegarLoopResult]: For program point L255(lines 255 415) no Hoare annotation was computed. [2020-10-29 04:50:05,170 INFO L274 CegarLoopResult]: For program point L189(lines 189 415) no Hoare annotation was computed. [2020-10-29 04:50:05,170 INFO L274 CegarLoopResult]: For program point L156(lines 156 415) no Hoare annotation was computed. [2020-10-29 04:50:05,170 INFO L274 CegarLoopResult]: For program point L587-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:50:05,170 INFO L274 CegarLoopResult]: For program point L554-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:50:05,170 INFO L274 CegarLoopResult]: For program point L521-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:50:05,171 INFO L274 CegarLoopResult]: For program point L488-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:50:05,171 INFO L274 CegarLoopResult]: For program point L455-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:50:05,171 INFO L274 CegarLoopResult]: For program point L422-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:50:05,171 INFO L274 CegarLoopResult]: For program point L356(lines 356 415) no Hoare annotation was computed. [2020-10-29 04:50:05,171 INFO L274 CegarLoopResult]: For program point L191(lines 191 415) no Hoare annotation was computed. [2020-10-29 04:50:05,171 INFO L274 CegarLoopResult]: For program point L125(lines 125 415) no Hoare annotation was computed. [2020-10-29 04:50:05,171 INFO L274 CegarLoopResult]: For program point L588(line 588) no Hoare annotation was computed. [2020-10-29 04:50:05,171 INFO L274 CegarLoopResult]: For program point L555(line 555) no Hoare annotation was computed. [2020-10-29 04:50:05,171 INFO L274 CegarLoopResult]: For program point L522(line 522) no Hoare annotation was computed. [2020-10-29 04:50:05,171 INFO L274 CegarLoopResult]: For program point L489(line 489) no Hoare annotation was computed. [2020-10-29 04:50:05,172 INFO L270 CegarLoopResult]: At program point calculate_outputENTRY(lines 31 600) the Hoare annotation is: (let ((.cse0 (= ~a28~0 |old(~a28~0)|)) (.cse1 (= ~a17~0 |old(~a17~0)|)) (.cse2 (= ~a11~0 |old(~a11~0)|)) (.cse3 (= ~a19~0 |old(~a19~0)|))) (let ((.cse4 (and .cse0 .cse1 .cse2 (= ~a25~0 |old(~a25~0)|) .cse3))) (and (or (not (= |old(~a25~0)| 1)) (and .cse0 .cse1 .cse2 (= ~a25~0 1) .cse3)) (or .cse4 (not (= |old(~a11~0)| 1))) (or .cse4 (not (<= |old(~a28~0)| 9))) (or (not (<= 8 |old(~a17~0)|)) .cse4)))) [2020-10-29 04:50:05,172 INFO L274 CegarLoopResult]: For program point L456(line 456) no Hoare annotation was computed. [2020-10-29 04:50:05,173 INFO L274 CegarLoopResult]: For program point L423(line 423) no Hoare annotation was computed. [2020-10-29 04:50:05,173 INFO L274 CegarLoopResult]: For program point L225(lines 225 415) no Hoare annotation was computed. [2020-10-29 04:50:05,173 INFO L274 CegarLoopResult]: For program point L93(lines 93 415) no Hoare annotation was computed. [2020-10-29 04:50:05,173 INFO L274 CegarLoopResult]: For program point L391(lines 391 415) no Hoare annotation was computed. [2020-10-29 04:50:05,173 INFO L274 CegarLoopResult]: For program point L193(lines 193 415) no Hoare annotation was computed. [2020-10-29 04:50:05,173 INFO L274 CegarLoopResult]: For program point L61(lines 61 415) no Hoare annotation was computed. [2020-10-29 04:50:05,173 INFO L274 CegarLoopResult]: For program point L590-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:50:05,173 INFO L274 CegarLoopResult]: For program point L557-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:50:05,173 INFO L274 CegarLoopResult]: For program point L524-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:50:05,173 INFO L274 CegarLoopResult]: For program point L491-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:50:05,174 INFO L274 CegarLoopResult]: For program point L458-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:50:05,174 INFO L274 CegarLoopResult]: For program point L425-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:50:05,174 INFO L274 CegarLoopResult]: For program point L293(lines 293 415) no Hoare annotation was computed. [2020-10-29 04:50:05,174 INFO L274 CegarLoopResult]: For program point L227(lines 227 415) no Hoare annotation was computed. [2020-10-29 04:50:05,174 INFO L274 CegarLoopResult]: For program point L161(lines 161 415) no Hoare annotation was computed. [2020-10-29 04:50:05,174 INFO L274 CegarLoopResult]: For program point L591(line 591) no Hoare annotation was computed. [2020-10-29 04:50:05,174 INFO L274 CegarLoopResult]: For program point L558(line 558) no Hoare annotation was computed. [2020-10-29 04:50:05,174 INFO L274 CegarLoopResult]: For program point L525(line 525) no Hoare annotation was computed. [2020-10-29 04:50:05,174 INFO L274 CegarLoopResult]: For program point L492(line 492) no Hoare annotation was computed. [2020-10-29 04:50:05,174 INFO L274 CegarLoopResult]: For program point L459(line 459) no Hoare annotation was computed. [2020-10-29 04:50:05,175 INFO L274 CegarLoopResult]: For program point L426(line 426) no Hoare annotation was computed. [2020-10-29 04:50:05,175 INFO L274 CegarLoopResult]: For program point L261(lines 261 415) no Hoare annotation was computed. [2020-10-29 04:50:05,175 INFO L274 CegarLoopResult]: For program point L295(lines 295 415) no Hoare annotation was computed. [2020-10-29 04:50:05,175 INFO L274 CegarLoopResult]: For program point L196(lines 196 415) no Hoare annotation was computed. [2020-10-29 04:50:05,175 INFO L274 CegarLoopResult]: For program point L97(lines 97 415) no Hoare annotation was computed. [2020-10-29 04:50:05,175 INFO L274 CegarLoopResult]: For program point L593-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:50:05,175 INFO L274 CegarLoopResult]: For program point L560-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:50:05,175 INFO L274 CegarLoopResult]: For program point L527-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:50:05,175 INFO L274 CegarLoopResult]: For program point L494-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:50:05,175 INFO L274 CegarLoopResult]: For program point L461-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:50:05,176 INFO L274 CegarLoopResult]: For program point L428-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:50:05,176 INFO L274 CegarLoopResult]: For program point L263(lines 263 415) no Hoare annotation was computed. [2020-10-29 04:50:05,176 INFO L274 CegarLoopResult]: For program point L32(lines 32 415) no Hoare annotation was computed. [2020-10-29 04:50:05,176 INFO L274 CegarLoopResult]: For program point L594(line 594) no Hoare annotation was computed. [2020-10-29 04:50:05,176 INFO L274 CegarLoopResult]: For program point L561(line 561) no Hoare annotation was computed. [2020-10-29 04:50:05,176 INFO L274 CegarLoopResult]: For program point L528(line 528) no Hoare annotation was computed. [2020-10-29 04:50:05,176 INFO L274 CegarLoopResult]: For program point L495(line 495) no Hoare annotation was computed. [2020-10-29 04:50:05,176 INFO L274 CegarLoopResult]: For program point L462(line 462) no Hoare annotation was computed. [2020-10-29 04:50:05,176 INFO L274 CegarLoopResult]: For program point L429(line 429) no Hoare annotation was computed. [2020-10-29 04:50:05,176 INFO L274 CegarLoopResult]: For program point L396(lines 396 415) no Hoare annotation was computed. [2020-10-29 04:50:05,176 INFO L274 CegarLoopResult]: For program point L363(lines 363 415) no Hoare annotation was computed. [2020-10-29 04:50:05,177 INFO L274 CegarLoopResult]: For program point L330(lines 330 415) no Hoare annotation was computed. [2020-10-29 04:50:05,177 INFO L274 CegarLoopResult]: For program point L264(lines 264 276) no Hoare annotation was computed. [2020-10-29 04:50:05,177 INFO L274 CegarLoopResult]: For program point L264-2(lines 264 276) no Hoare annotation was computed. [2020-10-29 04:50:05,177 INFO L274 CegarLoopResult]: For program point L132(lines 132 415) no Hoare annotation was computed. [2020-10-29 04:50:05,177 INFO L274 CegarLoopResult]: For program point L67(lines 67 415) no Hoare annotation was computed. [2020-10-29 04:50:05,177 INFO L274 CegarLoopResult]: For program point L596-1(lines 596 598) no Hoare annotation was computed. [2020-10-29 04:50:05,177 INFO L274 CegarLoopResult]: For program point L563-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:50:05,177 INFO L274 CegarLoopResult]: For program point L530-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:50:05,177 INFO L274 CegarLoopResult]: For program point L497-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:50:05,177 INFO L274 CegarLoopResult]: For program point L464-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:50:05,178 INFO L274 CegarLoopResult]: For program point L431-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:50:05,178 INFO L274 CegarLoopResult]: For program point L299(lines 299 415) no Hoare annotation was computed. [2020-10-29 04:50:05,178 INFO L274 CegarLoopResult]: For program point L200(lines 200 415) no Hoare annotation was computed. [2020-10-29 04:50:05,178 INFO L274 CegarLoopResult]: For program point L167(lines 167 415) no Hoare annotation was computed. [2020-10-29 04:50:05,178 INFO L274 CegarLoopResult]: For program point L101(lines 101 415) no Hoare annotation was computed. [2020-10-29 04:50:05,178 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-29 04:50:05,178 INFO L270 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (<= 8 ~a17~0) (<= ~a28~0 9)) [2020-10-29 04:50:05,178 INFO L277 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-29 04:50:05,178 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-29 04:50:05,179 INFO L270 CegarLoopResult]: At program point L608-2(lines 608 618) the Hoare annotation is: (or (not (<= 8 |old(~a17~0)|)) (<= 8 ~a17~0) (not (<= |old(~a28~0)| 9)) (= ~a25~0 1) (<= ~a28~0 9) (= ~a11~0 1)) [2020-10-29 04:50:05,179 INFO L270 CegarLoopResult]: At program point mainENTRY(lines 602 619) the Hoare annotation is: (or (not (<= 8 |old(~a17~0)|)) (and (= ~a28~0 |old(~a28~0)|) (= ~a17~0 |old(~a17~0)|) (= ~a11~0 |old(~a11~0)|) (= ~a25~0 |old(~a25~0)|) (= ~a19~0 |old(~a19~0)|)) (not (<= |old(~a28~0)| 9))) [2020-10-29 04:50:05,179 INFO L274 CegarLoopResult]: For program point L608-3(lines 602 619) no Hoare annotation was computed. [2020-10-29 04:50:05,179 INFO L274 CegarLoopResult]: For program point mainEXIT(lines 602 619) no Hoare annotation was computed. [2020-10-29 04:50:05,179 INFO L270 CegarLoopResult]: At program point L616(line 616) the Hoare annotation is: (or (not (<= 8 |old(~a17~0)|)) (<= 8 ~a17~0) (not (<= |old(~a28~0)| 9)) (= ~a25~0 1) (<= ~a28~0 9) (= ~a11~0 1)) [2020-10-29 04:50:05,179 INFO L274 CegarLoopResult]: For program point L616-1(line 616) no Hoare annotation was computed. [2020-10-29 04:50:05,179 INFO L274 CegarLoopResult]: For program point L613(line 613) no Hoare annotation was computed. [2020-10-29 04:50:05,199 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.10 04:50:05 BoogieIcfgContainer [2020-10-29 04:50:05,202 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-29 04:50:05,204 INFO L168 Benchmark]: Toolchain (without parser) took 29259.65 ms. Allocated memory was 151.0 MB in the beginning and 587.2 MB in the end (delta: 436.2 MB). Free memory was 124.2 MB in the beginning and 351.4 MB in the end (delta: -227.2 MB). Peak memory consumption was 350.2 MB. Max. memory is 8.0 GB. [2020-10-29 04:50:05,205 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 151.0 MB. Free memory was 124.1 MB in the beginning and 124.0 MB in the end (delta: 101.4 kB). There was no memory consumed. Max. memory is 8.0 GB. [2020-10-29 04:50:05,206 INFO L168 Benchmark]: CACSL2BoogieTranslator took 681.45 ms. Allocated memory is still 151.0 MB. Free memory was 123.6 MB in the beginning and 130.4 MB in the end (delta: -6.8 MB). Peak memory consumption was 29.0 MB. Max. memory is 8.0 GB. [2020-10-29 04:50:05,207 INFO L168 Benchmark]: Boogie Preprocessor took 121.55 ms. Allocated memory is still 151.0 MB. Free memory was 130.4 MB in the beginning and 125.7 MB in the end (delta: 4.7 MB). Peak memory consumption was 5.2 MB. Max. memory is 8.0 GB. [2020-10-29 04:50:05,207 INFO L168 Benchmark]: RCFGBuilder took 1291.13 ms. Allocated memory is still 151.0 MB. Free memory was 125.2 MB in the beginning and 104.4 MB in the end (delta: 20.8 MB). Peak memory consumption was 82.8 MB. Max. memory is 8.0 GB. [2020-10-29 04:50:05,208 INFO L168 Benchmark]: TraceAbstraction took 27148.93 ms. Allocated memory was 151.0 MB in the beginning and 587.2 MB in the end (delta: 436.2 MB). Free memory was 104.4 MB in the beginning and 351.4 MB in the end (delta: -247.0 MB). Peak memory consumption was 329.7 MB. Max. memory is 8.0 GB. [2020-10-29 04:50:05,212 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 151.0 MB. Free memory was 124.1 MB in the beginning and 124.0 MB in the end (delta: 101.4 kB). There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 681.45 ms. Allocated memory is still 151.0 MB. Free memory was 123.6 MB in the beginning and 130.4 MB in the end (delta: -6.8 MB). Peak memory consumption was 29.0 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 121.55 ms. Allocated memory is still 151.0 MB. Free memory was 130.4 MB in the beginning and 125.7 MB in the end (delta: 4.7 MB). Peak memory consumption was 5.2 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1291.13 ms. Allocated memory is still 151.0 MB. Free memory was 125.2 MB in the beginning and 104.4 MB in the end (delta: 20.8 MB). Peak memory consumption was 82.8 MB. Max. memory is 8.0 GB. * TraceAbstraction took 27148.93 ms. Allocated memory was 151.0 MB in the beginning and 587.2 MB in the end (delta: 436.2 MB). Free memory was 104.4 MB in the beginning and 351.4 MB in the end (delta: -247.0 MB). Peak memory consumption was 329.7 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: ((((!(8 <= \old(a17)) || 8 <= a17) || !(\old(a28) <= 9)) || a25 == 1) || a28 <= 9) || a11 == 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 240 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 25.7s, OverallIterations: 6, TraceHistogramMax: 2, AutomataDifference: 10.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 1.2s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 231 SDtfs, 1836 SDslu, 223 SDs, 0 SdLazy, 4949 SolverSat, 629 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 8.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 62 GetRequests, 37 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 1.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1351occurred in iteration=5, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 6 MinimizatonAttempts, 354 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 9 LocationsWithAnnotation, 98 PreInvPairs, 132 NumberOfFragments, 260 HoareAnnotationTreeSize, 98 FomulaSimplifications, 49122 FormulaSimplificationTreeSizeReduction, 0.6s HoareSimplificationTime, 9 FomulaSimplificationsInter, 1755 FormulaSimplificationTreeSizeReductionInter, 0.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 13.5s InterpolantComputationTime, 1000 NumberOfCodeBlocks, 1000 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 994 ConstructedInterpolants, 0 QuantifiedInterpolants, 762000 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 6 InterpolantComputations, 1 PerfectInterpolantSequences, 190/195 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...