/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_label01.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-29 04:48:13,696 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-29 04:48:13,700 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-29 04:48:13,760 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-29 04:48:13,761 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-29 04:48:13,767 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-29 04:48:13,770 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-29 04:48:13,775 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-29 04:48:13,779 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-29 04:48:13,785 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-29 04:48:13,786 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-29 04:48:13,788 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-29 04:48:13,789 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-29 04:48:13,792 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-29 04:48:13,794 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-29 04:48:13,796 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-29 04:48:13,797 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-29 04:48:13,800 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-29 04:48:13,807 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-29 04:48:13,818 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-29 04:48:13,821 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-29 04:48:13,823 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-29 04:48:13,824 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-29 04:48:13,827 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-29 04:48:13,846 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-29 04:48:13,848 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-29 04:48:13,849 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-29 04:48:13,850 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-29 04:48:13,850 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-29 04:48:13,852 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-29 04:48:13,852 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-29 04:48:13,853 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-29 04:48:13,855 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-29 04:48:13,856 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-29 04:48:13,857 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-29 04:48:13,858 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-29 04:48:13,859 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-29 04:48:13,859 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-29 04:48:13,859 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-29 04:48:13,860 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-29 04:48:13,861 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-29 04:48:13,869 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 04:48:13,922 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-29 04:48:13,923 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-29 04:48:13,929 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-29 04:48:13,929 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-29 04:48:13,929 INFO L138 SettingsManager]: * Use SBE=true [2020-10-29 04:48:13,929 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-29 04:48:13,930 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-29 04:48:13,930 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-29 04:48:13,930 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-29 04:48:13,930 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-29 04:48:13,932 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-29 04:48:13,932 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-29 04:48:13,932 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-29 04:48:13,932 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-29 04:48:13,933 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-29 04:48:13,933 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-29 04:48:13,933 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-29 04:48:13,933 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-29 04:48:13,933 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-29 04:48:13,934 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-29 04:48:13,934 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-29 04:48:13,934 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-29 04:48:13,934 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-29 04:48:13,935 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-29 04:48:13,935 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-29 04:48:13,935 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-29 04:48:13,935 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-29 04:48:13,935 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-29 04:48:13,936 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-29 04:48:13,936 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.3;log-additional-information=true;unknown-allowed=true; [2020-10-29 04:48:14,396 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-29 04:48:14,438 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-29 04:48:14,441 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-29 04:48:14,443 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-29 04:48:14,444 INFO L275 PluginConnector]: CDTParser initialized [2020-10-29 04:48:14,445 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem02_label01.c [2020-10-29 04:48:14,537 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/76535c57e/647068e7206e40be8ff98279ceca7933/FLAGf4a73d88a [2020-10-29 04:48:15,306 INFO L306 CDTParser]: Found 1 translation units. [2020-10-29 04:48:15,306 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/eca-rers2012/Problem02_label01.c [2020-10-29 04:48:15,320 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/76535c57e/647068e7206e40be8ff98279ceca7933/FLAGf4a73d88a [2020-10-29 04:48:15,337 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/76535c57e/647068e7206e40be8ff98279ceca7933 [2020-10-29 04:48:15,340 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-29 04:48:15,347 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-29 04:48:15,349 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-29 04:48:15,349 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-29 04:48:15,353 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-29 04:48:15,354 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 04:48:15" (1/1) ... [2020-10-29 04:48:15,358 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@797a7885 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:48:15, skipping insertion in model container [2020-10-29 04:48:15,358 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 04:48:15" (1/1) ... [2020-10-29 04:48:15,367 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-29 04:48:15,418 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-29 04:48:15,847 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-29 04:48:15,859 INFO L203 MainTranslator]: Completed pre-run [2020-10-29 04:48:16,076 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-29 04:48:16,127 INFO L208 MainTranslator]: Completed translation [2020-10-29 04:48:16,129 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:48:16 WrapperNode [2020-10-29 04:48:16,129 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-29 04:48:16,132 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-29 04:48:16,132 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-29 04:48:16,132 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-29 04:48:16,149 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:48:16" (1/1) ... [2020-10-29 04:48:16,152 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:48:16" (1/1) ... [2020-10-29 04:48:16,187 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:48:16" (1/1) ... [2020-10-29 04:48:16,188 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:48:16" (1/1) ... [2020-10-29 04:48:16,236 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:48:16" (1/1) ... [2020-10-29 04:48:16,257 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:48:16" (1/1) ... [2020-10-29 04:48:16,264 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:48:16" (1/1) ... [2020-10-29 04:48:16,271 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-29 04:48:16,272 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-29 04:48:16,272 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-29 04:48:16,273 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-29 04:48:16,274 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:48:16" (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 04:48:16,381 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-29 04:48:16,381 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-29 04:48:16,381 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-29 04:48:16,381 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2020-10-29 04:48:16,382 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-29 04:48:16,382 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2020-10-29 04:48:16,382 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-29 04:48:16,382 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-29 04:48:16,382 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-29 04:48:16,382 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-29 04:48:16,383 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-29 04:48:16,383 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-10-29 04:48:16,383 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-29 04:48:16,383 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-29 04:48:16,383 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-29 04:48:16,383 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-29 04:48:16,384 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-29 04:48:16,384 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-29 04:48:16,384 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-29 04:48:18,017 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-29 04:48:18,017 INFO L298 CfgBuilder]: Removed 1 assume(true) statements. [2020-10-29 04:48:18,019 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 04:48:18 BoogieIcfgContainer [2020-10-29 04:48:18,020 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-29 04:48:18,022 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-29 04:48:18,022 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-29 04:48:18,026 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-29 04:48:18,027 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.10 04:48:15" (1/3) ... [2020-10-29 04:48:18,028 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@a2b344a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 04:48:18, skipping insertion in model container [2020-10-29 04:48:18,028 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:48:16" (2/3) ... [2020-10-29 04:48:18,029 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@a2b344a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 04:48:18, skipping insertion in model container [2020-10-29 04:48:18,029 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 04:48:18" (3/3) ... [2020-10-29 04:48:18,031 INFO L111 eAbstractionObserver]: Analyzing ICFG Problem02_label01.c [2020-10-29 04:48:18,044 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-29 04:48:18,050 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-29 04:48:18,065 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-29 04:48:18,098 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-29 04:48:18,098 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-29 04:48:18,098 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-29 04:48:18,098 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-29 04:48:18,098 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-29 04:48:18,099 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-29 04:48:18,099 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-29 04:48:18,099 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-29 04:48:18,130 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states. [2020-10-29 04:48:18,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2020-10-29 04:48:18,159 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 04:48:18,160 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] [2020-10-29 04:48:18,161 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 04:48:18,174 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 04:48:18,174 INFO L82 PathProgramCache]: Analyzing trace with hash 1315389285, now seen corresponding path program 1 times [2020-10-29 04:48:18,184 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 04:48:18,184 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1167085108] [2020-10-29 04:48:18,185 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 04:48:18,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 04:48:18,655 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 04:48:18,876 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 04:48:20,425 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 04:48:20,425 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 130 [2020-10-29 04:48:20,426 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 04:48:20,426 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1925 [2020-10-29 04:48:20,434 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 04:48:20,434 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 04:48:20,434 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-29 04:48:20,435 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 04:48:20,435 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 121 [2020-10-29 04:48:20,435 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-29 04:48:20,787 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2020-10-29 04:48:20,790 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 04:48:20,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 04:48:20,818 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 04:48:20,870 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 04:48:20,871 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 04:48:20,871 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 04:48:20,871 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 62 [2020-10-29 04:48:20,871 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 04:48:20,872 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 04:48:20,872 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 04:48:20,872 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 04:48:20,872 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 04:48:20,872 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 04:48:21,044 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 04:48:21,045 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1167085108] [2020-10-29 04:48:21,047 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 04:48:21,048 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-29 04:48:21,048 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1998547007] [2020-10-29 04:48:21,054 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-29 04:48:21,055 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 04:48:21,071 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-29 04:48:21,072 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-29 04:48:21,074 INFO L87 Difference]: Start difference. First operand 240 states. Second operand 4 states. [2020-10-29 04:48:21,340 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2020-10-29 04:48:23,754 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 04:48:23,755 INFO L93 Difference]: Finished difference Result 676 states and 1131 transitions. [2020-10-29 04:48:23,756 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-29 04:48:23,757 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 120 [2020-10-29 04:48:23,758 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 04:48:23,776 INFO L225 Difference]: With dead ends: 676 [2020-10-29 04:48:23,776 INFO L226 Difference]: Without dead ends: 342 [2020-10-29 04:48:23,785 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-10-29 04:48:23,808 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 342 states. [2020-10-29 04:48:23,864 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 342 to 333. [2020-10-29 04:48:23,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 333 states. [2020-10-29 04:48:23,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 333 states and 481 transitions. [2020-10-29 04:48:23,871 INFO L78 Accepts]: Start accepts. Automaton has 333 states and 481 transitions. Word has length 120 [2020-10-29 04:48:23,872 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 04:48:23,872 INFO L481 AbstractCegarLoop]: Abstraction has 333 states and 481 transitions. [2020-10-29 04:48:23,872 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-29 04:48:23,872 INFO L276 IsEmpty]: Start isEmpty. Operand 333 states and 481 transitions. [2020-10-29 04:48:23,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2020-10-29 04:48:23,879 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 04:48:23,879 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 04:48:23,880 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-29 04:48:23,880 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 04:48:23,881 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 04:48:23,881 INFO L82 PathProgramCache]: Analyzing trace with hash 606977433, now seen corresponding path program 1 times [2020-10-29 04:48:23,882 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 04:48:23,882 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [927968336] [2020-10-29 04:48:23,884 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 04:48:23,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 04:48:23,957 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 04:48:24,027 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 04:48:24,712 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 04:48:25,427 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 04:48:25,651 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 04:48:25,651 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 140 [2020-10-29 04:48:25,651 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-29 04:48:25,651 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1710 [2020-10-29 04:48:25,652 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 04:48:25,652 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 04:48:25,652 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 04:48:25,653 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 18 [2020-10-29 04:48:25,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 118 [2020-10-29 04:48:25,658 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 6 [2020-10-29 04:48:25,848 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 04:48:25,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 04:48:25,854 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 04:48:25,864 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 04:48:25,864 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 04:48:25,865 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 04:48:25,865 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-29 04:48:25,865 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 04:48:25,865 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 04:48:25,866 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 04:48:25,866 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 04:48:25,866 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 04:48:25,866 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 04:48:25,886 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-29 04:48:25,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 04:48:25,894 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 04:48:25,900 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 04:48:25,900 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 04:48:25,900 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 04:48:25,900 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 04:48:25,901 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 04:48:25,901 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 04:48:25,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 04:48:25,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 04:48:25,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-29 04:48:25,901 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 04:48:25,935 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-29 04:48:25,936 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [927968336] [2020-10-29 04:48:25,936 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-29 04:48:25,936 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2020-10-29 04:48:25,937 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1270545973] [2020-10-29 04:48:25,938 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-29 04:48:25,939 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 04:48:25,939 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-29 04:48:25,940 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-29 04:48:25,940 INFO L87 Difference]: Start difference. First operand 333 states and 481 transitions. Second operand 5 states. [2020-10-29 04:48:26,082 WARN L193 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2020-10-29 04:48:27,583 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 04:48:27,584 INFO L93 Difference]: Finished difference Result 959 states and 1418 transitions. [2020-10-29 04:48:27,584 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-29 04:48:27,585 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 128 [2020-10-29 04:48:27,585 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 04:48:27,601 INFO L225 Difference]: With dead ends: 959 [2020-10-29 04:48:27,602 INFO L226 Difference]: Without dead ends: 632 [2020-10-29 04:48:27,606 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 04:48:27,608 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 632 states. [2020-10-29 04:48:27,666 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 632 to 626. [2020-10-29 04:48:27,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 626 states. [2020-10-29 04:48:27,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 626 states to 626 states and 890 transitions. [2020-10-29 04:48:27,674 INFO L78 Accepts]: Start accepts. Automaton has 626 states and 890 transitions. Word has length 128 [2020-10-29 04:48:27,676 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 04:48:27,677 INFO L481 AbstractCegarLoop]: Abstraction has 626 states and 890 transitions. [2020-10-29 04:48:27,677 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-29 04:48:27,677 INFO L276 IsEmpty]: Start isEmpty. Operand 626 states and 890 transitions. [2020-10-29 04:48:27,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2020-10-29 04:48:27,684 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 04:48:27,685 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 04:48:27,685 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-29 04:48:27,685 INFO L429 AbstractCegarLoop]: === Iteration 3 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 04:48:27,686 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 04:48:27,686 INFO L82 PathProgramCache]: Analyzing trace with hash 885445294, now seen corresponding path program 1 times [2020-10-29 04:48:27,686 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 04:48:27,693 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [91826579] [2020-10-29 04:48:27,694 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 04:48:27,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 04:48:27,746 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 04:48:27,802 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 04:48:28,540 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 04:48:29,106 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 04:48:29,107 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 158 [2020-10-29 04:48:29,107 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-29 04:48:29,107 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1373 [2020-10-29 04:48:29,107 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 04:48:29,107 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 04:48:29,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 04:48:29,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 36 [2020-10-29 04:48:29,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 89 [2020-10-29 04:48:29,108 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 04:48:29,298 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 04:48:29,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 04:48:29,307 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 04:48:29,321 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 04:48:29,321 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 04:48:29,321 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 04:48:29,322 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-29 04:48:29,322 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 04:48:29,322 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 04:48:29,323 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 04:48:29,323 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 04:48:29,323 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 04:48:29,323 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 04:48:29,349 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-29 04:48:29,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 04:48:29,364 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 04:48:29,391 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 04:48:29,391 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-29 04:48:29,392 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 04:48:29,392 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 32 [2020-10-29 04:48:29,392 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 04:48:29,392 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 04:48:29,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 04:48:29,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 04:48:29,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-29 04:48:29,393 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 04:48:29,577 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 22 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-29 04:48:29,578 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [91826579] [2020-10-29 04:48:29,578 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-29 04:48:29,578 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2020-10-29 04:48:29,579 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1757566082] [2020-10-29 04:48:29,582 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-29 04:48:29,582 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 04:48:29,585 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-29 04:48:29,586 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-29 04:48:29,586 INFO L87 Difference]: Start difference. First operand 626 states and 890 transitions. Second operand 5 states. [2020-10-29 04:48:31,222 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 04:48:31,223 INFO L93 Difference]: Finished difference Result 1338 states and 1958 transitions. [2020-10-29 04:48:31,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-29 04:48:31,224 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 146 [2020-10-29 04:48:31,225 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 04:48:31,230 INFO L225 Difference]: With dead ends: 1338 [2020-10-29 04:48:31,230 INFO L226 Difference]: Without dead ends: 632 [2020-10-29 04:48:31,232 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 6 SyntacticMatches, 1 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 04:48:31,234 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 632 states. [2020-10-29 04:48:31,291 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 632 to 626. [2020-10-29 04:48:31,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 626 states. [2020-10-29 04:48:31,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 626 states to 626 states and 874 transitions. [2020-10-29 04:48:31,300 INFO L78 Accepts]: Start accepts. Automaton has 626 states and 874 transitions. Word has length 146 [2020-10-29 04:48:31,301 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 04:48:31,301 INFO L481 AbstractCegarLoop]: Abstraction has 626 states and 874 transitions. [2020-10-29 04:48:31,301 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-29 04:48:31,301 INFO L276 IsEmpty]: Start isEmpty. Operand 626 states and 874 transitions. [2020-10-29 04:48:31,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2020-10-29 04:48:31,305 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 04:48:31,305 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:48:31,306 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-29 04:48:31,306 INFO L429 AbstractCegarLoop]: === Iteration 4 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 04:48:31,307 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 04:48:31,308 INFO L82 PathProgramCache]: Analyzing trace with hash -638397850, now seen corresponding path program 1 times [2020-10-29 04:48:31,308 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 04:48:31,313 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1089947008] [2020-10-29 04:48:31,313 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 04:48:31,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 04:48:31,361 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 04:48:31,435 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 04:48:31,985 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 04:48:32,561 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 04:48:32,788 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 04:48:32,789 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 162 [2020-10-29 04:48:32,789 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-29 04:48:32,789 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1440 [2020-10-29 04:48:32,790 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 04:48:32,790 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 04:48:32,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 04:48:32,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 40 [2020-10-29 04:48:32,791 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 118 [2020-10-29 04:48:32,791 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 04:48:32,970 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 04:48:32,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 04:48:32,977 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 04:48:32,989 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 04:48:32,990 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 04:48:32,990 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 04:48:32,990 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-29 04:48:32,990 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 04:48:32,990 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 04:48:32,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 04:48:32,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 04:48:32,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 04:48:32,992 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 04:48:33,017 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-29 04:48:33,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 04:48:33,029 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 04:48:33,059 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 04:48:33,060 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-29 04:48:33,060 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 04:48:33,060 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 35 [2020-10-29 04:48:33,061 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 04:48:33,061 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 04:48:33,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 04:48:33,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 04:48:33,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-29 04:48:33,062 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 04:48:33,143 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 26 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-29 04:48:33,144 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1089947008] [2020-10-29 04:48:33,144 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-29 04:48:33,144 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6] total 6 [2020-10-29 04:48:33,145 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1431817099] [2020-10-29 04:48:33,145 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-29 04:48:33,146 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 04:48:33,146 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-29 04:48:33,146 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-10-29 04:48:33,147 INFO L87 Difference]: Start difference. First operand 626 states and 874 transitions. Second operand 6 states. [2020-10-29 04:48:35,618 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 04:48:35,618 INFO L93 Difference]: Finished difference Result 1983 states and 2854 transitions. [2020-10-29 04:48:35,619 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-29 04:48:35,619 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 150 [2020-10-29 04:48:35,620 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 04:48:35,620 INFO L225 Difference]: With dead ends: 1983 [2020-10-29 04:48:35,620 INFO L226 Difference]: Without dead ends: 0 [2020-10-29 04:48:35,626 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2020-10-29 04:48:35,626 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-29 04:48:35,627 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-29 04:48:35,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-29 04:48:35,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-29 04:48:35,627 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 150 [2020-10-29 04:48:35,627 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 04:48:35,628 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-29 04:48:35,628 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-29 04:48:35,628 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-29 04:48:35,628 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-29 04:48:35,628 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-29 04:48:35,631 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-29 04:48:36,288 WARN L193 SmtUtils]: Spent 252.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 25 [2020-10-29 04:48:36,467 INFO L274 CegarLoopResult]: For program point reach_errorEXIT(line 4) no Hoare annotation was computed. [2020-10-29 04:48:36,467 INFO L277 CegarLoopResult]: At program point reach_errorENTRY(line 4) the Hoare annotation is: true [2020-10-29 04:48:36,468 INFO L274 CegarLoopResult]: For program point reach_errorFINAL(line 4) no Hoare annotation was computed. [2020-10-29 04:48:36,468 INFO L274 CegarLoopResult]: For program point reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 4) no Hoare annotation was computed. [2020-10-29 04:48:36,468 INFO L274 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-29 04:48:36,469 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 04:48:36,469 INFO L274 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-29 04:48:36,469 INFO L274 CegarLoopResult]: For program point L597(line 597) no Hoare annotation was computed. [2020-10-29 04:48:36,469 INFO L274 CegarLoopResult]: For program point L564(line 564) no Hoare annotation was computed. [2020-10-29 04:48:36,469 INFO L274 CegarLoopResult]: For program point L531(line 531) no Hoare annotation was computed. [2020-10-29 04:48:36,470 INFO L274 CegarLoopResult]: For program point L498(line 498) no Hoare annotation was computed. [2020-10-29 04:48:36,470 INFO L274 CegarLoopResult]: For program point L465(line 465) no Hoare annotation was computed. [2020-10-29 04:48:36,470 INFO L274 CegarLoopResult]: For program point L432(line 432) no Hoare annotation was computed. [2020-10-29 04:48:36,470 INFO L274 CegarLoopResult]: For program point L333(lines 333 415) no Hoare annotation was computed. [2020-10-29 04:48:36,470 INFO L274 CegarLoopResult]: For program point L300(lines 300 309) no Hoare annotation was computed. [2020-10-29 04:48:36,470 INFO L274 CegarLoopResult]: For program point L234(lines 234 415) no Hoare annotation was computed. [2020-10-29 04:48:36,470 INFO L274 CegarLoopResult]: For program point L300-2(lines 300 309) no Hoare annotation was computed. [2020-10-29 04:48:36,470 INFO L274 CegarLoopResult]: For program point L400(lines 400 415) no Hoare annotation was computed. [2020-10-29 04:48:36,471 INFO L274 CegarLoopResult]: For program point L334(lines 334 337) no Hoare annotation was computed. [2020-10-29 04:48:36,471 INFO L274 CegarLoopResult]: For program point L334-2(lines 334 337) no Hoare annotation was computed. [2020-10-29 04:48:36,471 INFO L274 CegarLoopResult]: For program point L136(lines 136 415) no Hoare annotation was computed. [2020-10-29 04:48:36,473 INFO L274 CegarLoopResult]: For program point L37(lines 37 415) no Hoare annotation was computed. [2020-10-29 04:48:36,473 INFO L274 CegarLoopResult]: For program point L566-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:48:36,473 INFO L274 CegarLoopResult]: For program point L533-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:48:36,473 INFO L274 CegarLoopResult]: For program point L500-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:48:36,473 INFO L274 CegarLoopResult]: For program point L467-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:48:36,474 INFO L274 CegarLoopResult]: For program point L434-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:48:36,474 INFO L274 CegarLoopResult]: For program point L236(lines 236 415) no Hoare annotation was computed. [2020-10-29 04:48:36,474 INFO L274 CegarLoopResult]: For program point L71(lines 71 415) no Hoare annotation was computed. [2020-10-29 04:48:36,474 INFO L274 CegarLoopResult]: For program point L567(line 567) no Hoare annotation was computed. [2020-10-29 04:48:36,474 INFO L274 CegarLoopResult]: For program point L534(line 534) no Hoare annotation was computed. [2020-10-29 04:48:36,475 INFO L274 CegarLoopResult]: For program point L501(line 501) no Hoare annotation was computed. [2020-10-29 04:48:36,475 INFO L274 CegarLoopResult]: For program point L468(line 468) no Hoare annotation was computed. [2020-10-29 04:48:36,476 INFO L274 CegarLoopResult]: For program point L435(line 435) no Hoare annotation was computed. [2020-10-29 04:48:36,476 INFO L274 CegarLoopResult]: For program point L204(lines 204 415) no Hoare annotation was computed. [2020-10-29 04:48:36,476 INFO L274 CegarLoopResult]: For program point L171(lines 171 415) no Hoare annotation was computed. [2020-10-29 04:48:36,476 INFO L274 CegarLoopResult]: For program point L370(lines 370 415) no Hoare annotation was computed. [2020-10-29 04:48:36,476 INFO L274 CegarLoopResult]: For program point L205(lines 205 212) no Hoare annotation was computed. [2020-10-29 04:48:36,476 INFO L274 CegarLoopResult]: For program point L205-2(lines 205 212) no Hoare annotation was computed. [2020-10-29 04:48:36,477 INFO L274 CegarLoopResult]: For program point L40(lines 40 415) no Hoare annotation was computed. [2020-10-29 04:48:36,477 INFO L274 CegarLoopResult]: For program point L569-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:48:36,480 INFO L274 CegarLoopResult]: For program point L536-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:48:36,480 INFO L274 CegarLoopResult]: For program point L503-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:48:36,480 INFO L274 CegarLoopResult]: For program point L470-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:48:36,480 INFO L274 CegarLoopResult]: For program point L404(lines 404 415) no Hoare annotation was computed. [2020-10-29 04:48:36,480 INFO L274 CegarLoopResult]: For program point L437-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:48:36,480 INFO L274 CegarLoopResult]: For program point L239(lines 239 415) no Hoare annotation was computed. [2020-10-29 04:48:36,481 INFO L274 CegarLoopResult]: For program point L570(line 570) no Hoare annotation was computed. [2020-10-29 04:48:36,481 INFO L274 CegarLoopResult]: For program point L537(line 537) no Hoare annotation was computed. [2020-10-29 04:48:36,481 INFO L274 CegarLoopResult]: For program point L504(line 504) no Hoare annotation was computed. [2020-10-29 04:48:36,481 INFO L274 CegarLoopResult]: For program point L471(line 471) no Hoare annotation was computed. [2020-10-29 04:48:36,481 INFO L274 CegarLoopResult]: For program point L438(line 438) no Hoare annotation was computed. [2020-10-29 04:48:36,481 INFO L274 CegarLoopResult]: For program point L339(lines 339 415) no Hoare annotation was computed. [2020-10-29 04:48:36,481 INFO L274 CegarLoopResult]: For program point L240(lines 240 248) no Hoare annotation was computed. [2020-10-29 04:48:36,481 INFO L274 CegarLoopResult]: For program point L240-2(lines 240 248) no Hoare annotation was computed. [2020-10-29 04:48:36,482 INFO L274 CegarLoopResult]: For program point L141(lines 141 415) no Hoare annotation was computed. [2020-10-29 04:48:36,482 INFO L274 CegarLoopResult]: For program point L108(lines 108 415) no Hoare annotation was computed. [2020-10-29 04:48:36,482 INFO L274 CegarLoopResult]: For program point L406(lines 406 415) no Hoare annotation was computed. [2020-10-29 04:48:36,489 INFO L274 CegarLoopResult]: For program point L340(lines 340 349) no Hoare annotation was computed. [2020-10-29 04:48:36,489 INFO L274 CegarLoopResult]: For program point L340-2(lines 340 349) no Hoare annotation was computed. [2020-10-29 04:48:36,489 INFO L274 CegarLoopResult]: For program point L76(lines 76 415) no Hoare annotation was computed. [2020-10-29 04:48:36,490 INFO L274 CegarLoopResult]: For program point L572-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:48:36,490 INFO L274 CegarLoopResult]: For program point L539-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:48:36,490 INFO L274 CegarLoopResult]: For program point L506-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:48:36,490 INFO L274 CegarLoopResult]: For program point L473-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:48:36,490 INFO L274 CegarLoopResult]: For program point L440-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:48:36,490 INFO L274 CegarLoopResult]: For program point L77(lines 77 82) no Hoare annotation was computed. [2020-10-29 04:48:36,490 INFO L274 CegarLoopResult]: For program point L44(lines 44 415) no Hoare annotation was computed. [2020-10-29 04:48:36,491 INFO L274 CegarLoopResult]: For program point L77-2(lines 77 82) no Hoare annotation was computed. [2020-10-29 04:48:36,491 INFO L274 CegarLoopResult]: For program point L573(line 573) no Hoare annotation was computed. [2020-10-29 04:48:36,491 INFO L274 CegarLoopResult]: For program point L540(line 540) no Hoare annotation was computed. [2020-10-29 04:48:36,491 INFO L274 CegarLoopResult]: For program point L507(line 507) no Hoare annotation was computed. [2020-10-29 04:48:36,491 INFO L274 CegarLoopResult]: For program point L474(line 474) no Hoare annotation was computed. [2020-10-29 04:48:36,491 INFO L274 CegarLoopResult]: For program point L441(line 441) no Hoare annotation was computed. [2020-10-29 04:48:36,491 INFO L274 CegarLoopResult]: For program point L177(lines 177 415) no Hoare annotation was computed. [2020-10-29 04:48:36,491 INFO L274 CegarLoopResult]: For program point L409(lines 409 415) no Hoare annotation was computed. [2020-10-29 04:48:36,491 INFO L274 CegarLoopResult]: For program point L145(lines 145 415) no Hoare annotation was computed. [2020-10-29 04:48:36,492 INFO L274 CegarLoopResult]: For program point L575-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:48:36,492 INFO L274 CegarLoopResult]: For program point L542-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:48:36,492 INFO L274 CegarLoopResult]: For program point L509-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:48:36,494 INFO L274 CegarLoopResult]: For program point L476-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:48:36,494 INFO L274 CegarLoopResult]: For program point L443-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:48:36,494 INFO L274 CegarLoopResult]: For program point L377(lines 377 415) no Hoare annotation was computed. [2020-10-29 04:48:36,494 INFO L274 CegarLoopResult]: For program point L311(lines 311 415) no Hoare annotation was computed. [2020-10-29 04:48:36,495 INFO L274 CegarLoopResult]: For program point L278(lines 278 415) no Hoare annotation was computed. [2020-10-29 04:48:36,495 INFO L274 CegarLoopResult]: For program point L576(line 576) no Hoare annotation was computed. [2020-10-29 04:48:36,495 INFO L274 CegarLoopResult]: For program point L543(line 543) no Hoare annotation was computed. [2020-10-29 04:48:36,495 INFO L274 CegarLoopResult]: For program point L510(line 510) no Hoare annotation was computed. [2020-10-29 04:48:36,495 INFO L274 CegarLoopResult]: For program point L477(line 477) no Hoare annotation was computed. [2020-10-29 04:48:36,495 INFO L274 CegarLoopResult]: For program point L444(line 444) no Hoare annotation was computed. [2020-10-29 04:48:36,495 INFO L274 CegarLoopResult]: For program point L411(lines 411 415) no Hoare annotation was computed. [2020-10-29 04:48:36,495 INFO L274 CegarLoopResult]: For program point L214(lines 214 415) no Hoare annotation was computed. [2020-10-29 04:48:36,495 INFO L274 CegarLoopResult]: For program point L181(lines 181 415) no Hoare annotation was computed. [2020-10-29 04:48:36,495 INFO L274 CegarLoopResult]: For program point L115(lines 115 415) no Hoare annotation was computed. [2020-10-29 04:48:36,497 INFO L274 CegarLoopResult]: For program point L49(lines 49 415) no Hoare annotation was computed. [2020-10-29 04:48:36,497 INFO L274 CegarLoopResult]: For program point L578-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:48:36,497 INFO L274 CegarLoopResult]: For program point L545-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:48:36,497 INFO L274 CegarLoopResult]: For program point L512-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:48:36,498 INFO L274 CegarLoopResult]: For program point L479-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:48:36,498 INFO L274 CegarLoopResult]: For program point L446-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:48:36,498 INFO L274 CegarLoopResult]: For program point L380(lines 380 415) no Hoare annotation was computed. [2020-10-29 04:48:36,498 INFO L274 CegarLoopResult]: For program point L579(line 579) no Hoare annotation was computed. [2020-10-29 04:48:36,498 INFO L274 CegarLoopResult]: For program point L546(line 546) no Hoare annotation was computed. [2020-10-29 04:48:36,498 INFO L270 CegarLoopResult]: At program point L513(line 513) the Hoare annotation is: (and (= 8 |old(~a28~0)|) (not (= 8 |old(~a17~0)|))) [2020-10-29 04:48:36,498 INFO L274 CegarLoopResult]: For program point L480(line 480) no Hoare annotation was computed. [2020-10-29 04:48:36,499 INFO L274 CegarLoopResult]: For program point L513-1(line 513) no Hoare annotation was computed. [2020-10-29 04:48:36,499 INFO L274 CegarLoopResult]: For program point L447(line 447) no Hoare annotation was computed. [2020-10-29 04:48:36,499 INFO L274 CegarLoopResult]: For program point L282(lines 282 415) no Hoare annotation was computed. [2020-10-29 04:48:36,499 INFO L274 CegarLoopResult]: For program point L150(lines 150 415) no Hoare annotation was computed. [2020-10-29 04:48:36,502 INFO L274 CegarLoopResult]: For program point L84(lines 84 415) no Hoare annotation was computed. [2020-10-29 04:48:36,502 INFO L274 CegarLoopResult]: For program point calculate_outputFINAL(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:48:36,503 INFO L274 CegarLoopResult]: For program point calculate_outputEXIT(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:48:36,503 INFO L274 CegarLoopResult]: For program point L382(lines 382 415) no Hoare annotation was computed. [2020-10-29 04:48:36,503 INFO L274 CegarLoopResult]: For program point L316(lines 316 415) no Hoare annotation was computed. [2020-10-29 04:48:36,503 INFO L274 CegarLoopResult]: For program point L250(lines 250 415) no Hoare annotation was computed. [2020-10-29 04:48:36,503 INFO L274 CegarLoopResult]: For program point L217(lines 217 415) no Hoare annotation was computed. [2020-10-29 04:48:36,503 INFO L274 CegarLoopResult]: For program point L85(lines 85 91) no Hoare annotation was computed. [2020-10-29 04:48:36,503 INFO L274 CegarLoopResult]: For program point L52(lines 52 415) no Hoare annotation was computed. [2020-10-29 04:48:36,504 INFO L274 CegarLoopResult]: For program point L85-2(lines 85 91) no Hoare annotation was computed. [2020-10-29 04:48:36,504 INFO L274 CegarLoopResult]: For program point L581-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:48:36,504 INFO L274 CegarLoopResult]: For program point L548-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:48:36,504 INFO L274 CegarLoopResult]: For program point L515-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:48:36,504 INFO L274 CegarLoopResult]: For program point L482-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:48:36,504 INFO L274 CegarLoopResult]: For program point L416(lines 416 418) no Hoare annotation was computed. [2020-10-29 04:48:36,504 INFO L274 CegarLoopResult]: For program point L449-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:48:36,504 INFO L274 CegarLoopResult]: For program point L383(lines 383 389) no Hoare annotation was computed. [2020-10-29 04:48:36,504 INFO L274 CegarLoopResult]: For program point L416-2(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:48:36,505 INFO L274 CegarLoopResult]: For program point L317(lines 317 328) no Hoare annotation was computed. [2020-10-29 04:48:36,505 INFO L274 CegarLoopResult]: For program point L383-2(lines 383 389) no Hoare annotation was computed. [2020-10-29 04:48:36,505 INFO L274 CegarLoopResult]: For program point L317-2(lines 317 328) no Hoare annotation was computed. [2020-10-29 04:48:36,505 INFO L274 CegarLoopResult]: For program point L582(line 582) no Hoare annotation was computed. [2020-10-29 04:48:36,505 INFO L274 CegarLoopResult]: For program point L549(line 549) no Hoare annotation was computed. [2020-10-29 04:48:36,505 INFO L274 CegarLoopResult]: For program point L516(line 516) no Hoare annotation was computed. [2020-10-29 04:48:36,505 INFO L274 CegarLoopResult]: For program point L483(line 483) no Hoare annotation was computed. [2020-10-29 04:48:36,505 INFO L274 CegarLoopResult]: For program point L450(line 450) no Hoare annotation was computed. [2020-10-29 04:48:36,505 INFO L274 CegarLoopResult]: For program point L417(line 417) no Hoare annotation was computed. [2020-10-29 04:48:36,506 INFO L274 CegarLoopResult]: For program point L351(lines 351 415) no Hoare annotation was computed. [2020-10-29 04:48:36,506 INFO L274 CegarLoopResult]: For program point L285(lines 285 415) no Hoare annotation was computed. [2020-10-29 04:48:36,506 INFO L274 CegarLoopResult]: For program point L220(lines 220 415) no Hoare annotation was computed. [2020-10-29 04:48:36,506 INFO L274 CegarLoopResult]: For program point L187(lines 187 415) no Hoare annotation was computed. [2020-10-29 04:48:36,506 INFO L274 CegarLoopResult]: For program point L121(lines 121 415) no Hoare annotation was computed. [2020-10-29 04:48:36,506 INFO L274 CegarLoopResult]: For program point L584-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:48:36,506 INFO L274 CegarLoopResult]: For program point L551-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:48:36,506 INFO L274 CegarLoopResult]: For program point L518-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:48:36,506 INFO L274 CegarLoopResult]: For program point L485-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:48:36,507 INFO L274 CegarLoopResult]: For program point L452-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:48:36,507 INFO L274 CegarLoopResult]: For program point L419-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:48:36,507 INFO L274 CegarLoopResult]: For program point L56(lines 56 415) no Hoare annotation was computed. [2020-10-29 04:48:36,507 INFO L274 CegarLoopResult]: For program point L585(line 585) no Hoare annotation was computed. [2020-10-29 04:48:36,507 INFO L274 CegarLoopResult]: For program point L552(line 552) no Hoare annotation was computed. [2020-10-29 04:48:36,507 INFO L274 CegarLoopResult]: For program point L519(line 519) no Hoare annotation was computed. [2020-10-29 04:48:36,507 INFO L274 CegarLoopResult]: For program point L486(line 486) no Hoare annotation was computed. [2020-10-29 04:48:36,507 INFO L274 CegarLoopResult]: For program point L453(line 453) no Hoare annotation was computed. [2020-10-29 04:48:36,507 INFO L274 CegarLoopResult]: For program point L420(line 420) no Hoare annotation was computed. [2020-10-29 04:48:36,508 INFO L274 CegarLoopResult]: For program point L288(lines 288 415) no Hoare annotation was computed. [2020-10-29 04:48:36,508 INFO L274 CegarLoopResult]: For program point L255(lines 255 415) no Hoare annotation was computed. [2020-10-29 04:48:36,508 INFO L274 CegarLoopResult]: For program point L189(lines 189 415) no Hoare annotation was computed. [2020-10-29 04:48:36,508 INFO L274 CegarLoopResult]: For program point L156(lines 156 415) no Hoare annotation was computed. [2020-10-29 04:48:36,508 INFO L274 CegarLoopResult]: For program point L587-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:48:36,508 INFO L274 CegarLoopResult]: For program point L554-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:48:36,508 INFO L274 CegarLoopResult]: For program point L521-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:48:36,508 INFO L274 CegarLoopResult]: For program point L488-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:48:36,508 INFO L274 CegarLoopResult]: For program point L455-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:48:36,508 INFO L274 CegarLoopResult]: For program point L422-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:48:36,509 INFO L274 CegarLoopResult]: For program point L356(lines 356 415) no Hoare annotation was computed. [2020-10-29 04:48:36,509 INFO L274 CegarLoopResult]: For program point L191(lines 191 415) no Hoare annotation was computed. [2020-10-29 04:48:36,509 INFO L274 CegarLoopResult]: For program point L125(lines 125 415) no Hoare annotation was computed. [2020-10-29 04:48:36,509 INFO L274 CegarLoopResult]: For program point L588(line 588) no Hoare annotation was computed. [2020-10-29 04:48:36,509 INFO L274 CegarLoopResult]: For program point L555(line 555) no Hoare annotation was computed. [2020-10-29 04:48:36,510 INFO L274 CegarLoopResult]: For program point L522(line 522) no Hoare annotation was computed. [2020-10-29 04:48:36,510 INFO L274 CegarLoopResult]: For program point L489(line 489) no Hoare annotation was computed. [2020-10-29 04:48:36,510 INFO L270 CegarLoopResult]: At program point calculate_outputENTRY(lines 31 600) the Hoare annotation is: (let ((.cse0 (= ~a28~0 |old(~a28~0)|)) (.cse1 (= ~a11~0 |old(~a11~0)|)) (.cse2 (= ~a25~0 |old(~a25~0)|)) (.cse3 (= ~a19~0 |old(~a19~0)|))) (and (or (and .cse0 .cse1 .cse2 (= ~a17~0 8) .cse3) (not (= 8 |old(~a17~0)|))) (or (= 8 |old(~a28~0)|) (and .cse0 (= ~a17~0 |old(~a17~0)|) .cse1 .cse2 .cse3)))) [2020-10-29 04:48:36,511 INFO L274 CegarLoopResult]: For program point L456(line 456) no Hoare annotation was computed. [2020-10-29 04:48:36,511 INFO L274 CegarLoopResult]: For program point L423(line 423) no Hoare annotation was computed. [2020-10-29 04:48:36,511 INFO L274 CegarLoopResult]: For program point L225(lines 225 415) no Hoare annotation was computed. [2020-10-29 04:48:36,511 INFO L274 CegarLoopResult]: For program point L93(lines 93 415) no Hoare annotation was computed. [2020-10-29 04:48:36,511 INFO L274 CegarLoopResult]: For program point L391(lines 391 415) no Hoare annotation was computed. [2020-10-29 04:48:36,511 INFO L274 CegarLoopResult]: For program point L193(lines 193 415) no Hoare annotation was computed. [2020-10-29 04:48:36,511 INFO L274 CegarLoopResult]: For program point L61(lines 61 415) no Hoare annotation was computed. [2020-10-29 04:48:36,511 INFO L274 CegarLoopResult]: For program point L590-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:48:36,511 INFO L274 CegarLoopResult]: For program point L557-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:48:36,515 INFO L274 CegarLoopResult]: For program point L524-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:48:36,515 INFO L274 CegarLoopResult]: For program point L491-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:48:36,515 INFO L274 CegarLoopResult]: For program point L458-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:48:36,515 INFO L274 CegarLoopResult]: For program point L425-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:48:36,516 INFO L274 CegarLoopResult]: For program point L293(lines 293 415) no Hoare annotation was computed. [2020-10-29 04:48:36,516 INFO L274 CegarLoopResult]: For program point L227(lines 227 415) no Hoare annotation was computed. [2020-10-29 04:48:36,516 INFO L274 CegarLoopResult]: For program point L161(lines 161 415) no Hoare annotation was computed. [2020-10-29 04:48:36,517 INFO L274 CegarLoopResult]: For program point L591(line 591) no Hoare annotation was computed. [2020-10-29 04:48:36,517 INFO L274 CegarLoopResult]: For program point L558(line 558) no Hoare annotation was computed. [2020-10-29 04:48:36,517 INFO L274 CegarLoopResult]: For program point L525(line 525) no Hoare annotation was computed. [2020-10-29 04:48:36,518 INFO L274 CegarLoopResult]: For program point L492(line 492) no Hoare annotation was computed. [2020-10-29 04:48:36,518 INFO L274 CegarLoopResult]: For program point L459(line 459) no Hoare annotation was computed. [2020-10-29 04:48:36,518 INFO L274 CegarLoopResult]: For program point L426(line 426) no Hoare annotation was computed. [2020-10-29 04:48:36,518 INFO L274 CegarLoopResult]: For program point L261(lines 261 415) no Hoare annotation was computed. [2020-10-29 04:48:36,520 INFO L274 CegarLoopResult]: For program point L295(lines 295 415) no Hoare annotation was computed. [2020-10-29 04:48:36,520 INFO L274 CegarLoopResult]: For program point L196(lines 196 415) no Hoare annotation was computed. [2020-10-29 04:48:36,520 INFO L274 CegarLoopResult]: For program point L97(lines 97 415) no Hoare annotation was computed. [2020-10-29 04:48:36,520 INFO L274 CegarLoopResult]: For program point L593-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:48:36,520 INFO L274 CegarLoopResult]: For program point L560-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:48:36,520 INFO L274 CegarLoopResult]: For program point L527-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:48:36,521 INFO L274 CegarLoopResult]: For program point L494-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:48:36,521 INFO L274 CegarLoopResult]: For program point L461-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:48:36,521 INFO L274 CegarLoopResult]: For program point L428-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:48:36,521 INFO L274 CegarLoopResult]: For program point L263(lines 263 415) no Hoare annotation was computed. [2020-10-29 04:48:36,521 INFO L274 CegarLoopResult]: For program point L32(lines 32 415) no Hoare annotation was computed. [2020-10-29 04:48:36,521 INFO L274 CegarLoopResult]: For program point L594(line 594) no Hoare annotation was computed. [2020-10-29 04:48:36,521 INFO L274 CegarLoopResult]: For program point L561(line 561) no Hoare annotation was computed. [2020-10-29 04:48:36,521 INFO L274 CegarLoopResult]: For program point L528(line 528) no Hoare annotation was computed. [2020-10-29 04:48:36,521 INFO L274 CegarLoopResult]: For program point L495(line 495) no Hoare annotation was computed. [2020-10-29 04:48:36,522 INFO L274 CegarLoopResult]: For program point L462(line 462) no Hoare annotation was computed. [2020-10-29 04:48:36,522 INFO L274 CegarLoopResult]: For program point L429(line 429) no Hoare annotation was computed. [2020-10-29 04:48:36,522 INFO L274 CegarLoopResult]: For program point L396(lines 396 415) no Hoare annotation was computed. [2020-10-29 04:48:36,522 INFO L274 CegarLoopResult]: For program point L363(lines 363 415) no Hoare annotation was computed. [2020-10-29 04:48:36,522 INFO L274 CegarLoopResult]: For program point L330(lines 330 415) no Hoare annotation was computed. [2020-10-29 04:48:36,522 INFO L274 CegarLoopResult]: For program point L264(lines 264 276) no Hoare annotation was computed. [2020-10-29 04:48:36,522 INFO L274 CegarLoopResult]: For program point L264-2(lines 264 276) no Hoare annotation was computed. [2020-10-29 04:48:36,522 INFO L274 CegarLoopResult]: For program point L132(lines 132 415) no Hoare annotation was computed. [2020-10-29 04:48:36,523 INFO L274 CegarLoopResult]: For program point L67(lines 67 415) no Hoare annotation was computed. [2020-10-29 04:48:36,523 INFO L274 CegarLoopResult]: For program point L596-1(lines 596 598) no Hoare annotation was computed. [2020-10-29 04:48:36,523 INFO L274 CegarLoopResult]: For program point L563-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:48:36,523 INFO L274 CegarLoopResult]: For program point L530-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:48:36,523 INFO L274 CegarLoopResult]: For program point L497-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:48:36,523 INFO L274 CegarLoopResult]: For program point L464-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:48:36,523 INFO L274 CegarLoopResult]: For program point L431-1(lines 31 600) no Hoare annotation was computed. [2020-10-29 04:48:36,523 INFO L274 CegarLoopResult]: For program point L299(lines 299 415) no Hoare annotation was computed. [2020-10-29 04:48:36,523 INFO L274 CegarLoopResult]: For program point L200(lines 200 415) no Hoare annotation was computed. [2020-10-29 04:48:36,524 INFO L274 CegarLoopResult]: For program point L167(lines 167 415) no Hoare annotation was computed. [2020-10-29 04:48:36,524 INFO L274 CegarLoopResult]: For program point L101(lines 101 415) no Hoare annotation was computed. [2020-10-29 04:48:36,524 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-29 04:48:36,524 INFO L270 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (not (= ~a28~0 8)) (= ~a25~0 0) (= ~a17~0 8)) [2020-10-29 04:48:36,525 INFO L277 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-29 04:48:36,525 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-29 04:48:36,525 INFO L270 CegarLoopResult]: At program point L608-2(lines 608 618) the Hoare annotation is: (or (= 8 |old(~a28~0)|) (not (= ~a28~0 8)) (= ~a17~0 8) (not (= 8 |old(~a17~0)|)) (not (= 0 |old(~a25~0)|))) [2020-10-29 04:48:36,525 INFO L270 CegarLoopResult]: At program point mainENTRY(lines 602 619) the Hoare annotation is: (or (= 8 |old(~a28~0)|) (and (= ~a28~0 |old(~a28~0)|) (= ~a11~0 |old(~a11~0)|) (= ~a25~0 |old(~a25~0)|) (= ~a17~0 8) (= ~a19~0 |old(~a19~0)|)) (not (= 8 |old(~a17~0)|)) (not (= 0 |old(~a25~0)|))) [2020-10-29 04:48:36,525 INFO L274 CegarLoopResult]: For program point L608-3(lines 602 619) no Hoare annotation was computed. [2020-10-29 04:48:36,525 INFO L274 CegarLoopResult]: For program point mainEXIT(lines 602 619) no Hoare annotation was computed. [2020-10-29 04:48:36,525 INFO L270 CegarLoopResult]: At program point L616(line 616) the Hoare annotation is: (or (= 8 |old(~a28~0)|) (not (= ~a28~0 8)) (= ~a17~0 8) (not (= 8 |old(~a17~0)|)) (not (= 0 |old(~a25~0)|))) [2020-10-29 04:48:36,526 INFO L274 CegarLoopResult]: For program point L616-1(line 616) no Hoare annotation was computed. [2020-10-29 04:48:36,526 INFO L274 CegarLoopResult]: For program point L613(line 613) no Hoare annotation was computed. [2020-10-29 04:48:36,550 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.10 04:48:36 BoogieIcfgContainer [2020-10-29 04:48:36,550 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-29 04:48:36,553 INFO L168 Benchmark]: Toolchain (without parser) took 21209.69 ms. Allocated memory was 151.0 MB in the beginning and 412.1 MB in the end (delta: 261.1 MB). Free memory was 124.4 MB in the beginning and 238.6 MB in the end (delta: -114.2 MB). Peak memory consumption was 147.3 MB. Max. memory is 8.0 GB. [2020-10-29 04:48:36,554 INFO L168 Benchmark]: CDTParser took 0.70 ms. Allocated memory is still 151.0 MB. Free memory is still 124.2 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-10-29 04:48:36,557 INFO L168 Benchmark]: CACSL2BoogieTranslator took 781.54 ms. Allocated memory is still 151.0 MB. Free memory was 123.6 MB in the beginning and 129.6 MB in the end (delta: -6.0 MB). Peak memory consumption was 26.6 MB. Max. memory is 8.0 GB. [2020-10-29 04:48:36,558 INFO L168 Benchmark]: Boogie Preprocessor took 139.64 ms. Allocated memory is still 151.0 MB. Free memory was 129.6 MB in the beginning and 124.4 MB in the end (delta: 5.2 MB). Peak memory consumption was 5.2 MB. Max. memory is 8.0 GB. [2020-10-29 04:48:36,560 INFO L168 Benchmark]: RCFGBuilder took 1747.57 ms. Allocated memory is still 151.0 MB. Free memory was 124.4 MB in the beginning and 104.1 MB in the end (delta: 20.3 MB). Peak memory consumption was 81.6 MB. Max. memory is 8.0 GB. [2020-10-29 04:48:36,566 INFO L168 Benchmark]: TraceAbstraction took 18528.00 ms. Allocated memory was 151.0 MB in the beginning and 412.1 MB in the end (delta: 261.1 MB). Free memory was 103.6 MB in the beginning and 238.6 MB in the end (delta: -135.0 MB). Peak memory consumption was 126.1 MB. Max. memory is 8.0 GB. [2020-10-29 04:48:36,578 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.70 ms. Allocated memory is still 151.0 MB. Free memory is still 124.2 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 781.54 ms. Allocated memory is still 151.0 MB. Free memory was 123.6 MB in the beginning and 129.6 MB in the end (delta: -6.0 MB). Peak memory consumption was 26.6 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 139.64 ms. Allocated memory is still 151.0 MB. Free memory was 129.6 MB in the beginning and 124.4 MB in the end (delta: 5.2 MB). Peak memory consumption was 5.2 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1747.57 ms. Allocated memory is still 151.0 MB. Free memory was 124.4 MB in the beginning and 104.1 MB in the end (delta: 20.3 MB). Peak memory consumption was 81.6 MB. Max. memory is 8.0 GB. * TraceAbstraction took 18528.00 ms. Allocated memory was 151.0 MB in the beginning and 412.1 MB in the end (delta: 261.1 MB). Free memory was 103.6 MB in the beginning and 238.6 MB in the end (delta: -135.0 MB). Peak memory consumption was 126.1 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(a28) || !(a28 == 8)) || a17 == 8) || !(8 == \old(a17))) || !(0 == \old(a25)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 240 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 17.5s, OverallIterations: 4, TraceHistogramMax: 2, AutomataDifference: 8.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.8s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 145 SDtfs, 1596 SDslu, 127 SDs, 0 SdLazy, 2913 SolverSat, 499 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 6.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 42 GetRequests, 24 SyntacticMatches, 1 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 1.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=626occurred in iteration=2, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 4 MinimizatonAttempts, 21 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 9 LocationsWithAnnotation, 56 PreInvPairs, 80 NumberOfFragments, 211 HoareAnnotationTreeSize, 56 FomulaSimplifications, 6754 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 9 FomulaSimplificationsInter, 1159 FormulaSimplificationTreeSizeReductionInter, 0.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 7.7s InterpolantComputationTime, 544 NumberOfCodeBlocks, 544 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 540 ConstructedInterpolants, 0 QuantifiedInterpolants, 455956 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 1 PerfectInterpolantSequences, 52/55 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...