/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/Problem03_label14.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-29 04:52:45,299 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-29 04:52:45,301 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-29 04:52:45,337 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-29 04:52:45,337 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-29 04:52:45,339 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-29 04:52:45,340 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-29 04:52:45,346 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-29 04:52:45,348 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-29 04:52:45,349 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-29 04:52:45,350 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-29 04:52:45,353 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-29 04:52:45,353 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-29 04:52:45,354 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-29 04:52:45,359 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-29 04:52:45,362 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-29 04:52:45,363 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-29 04:52:45,368 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-29 04:52:45,370 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-29 04:52:45,375 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-29 04:52:45,382 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-29 04:52:45,385 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-29 04:52:45,387 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-29 04:52:45,388 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-29 04:52:45,396 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-29 04:52:45,397 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-29 04:52:45,397 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-29 04:52:45,401 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-29 04:52:45,402 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-29 04:52:45,406 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-29 04:52:45,406 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-29 04:52:45,408 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-29 04:52:45,409 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-29 04:52:45,410 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-29 04:52:45,411 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-29 04:52:45,412 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-29 04:52:45,412 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-29 04:52:45,413 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-29 04:52:45,414 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-29 04:52:45,415 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-29 04:52:45,415 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-29 04:52:45,417 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 04:52:45,471 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-29 04:52:45,471 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-29 04:52:45,477 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-29 04:52:45,477 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-29 04:52:45,477 INFO L138 SettingsManager]: * Use SBE=true [2020-10-29 04:52:45,477 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-29 04:52:45,478 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-29 04:52:45,478 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-29 04:52:45,478 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-29 04:52:45,478 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-29 04:52:45,480 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-29 04:52:45,480 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-29 04:52:45,480 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-29 04:52:45,480 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-29 04:52:45,480 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-29 04:52:45,481 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-29 04:52:45,481 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-29 04:52:45,481 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-29 04:52:45,482 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-29 04:52:45,482 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-29 04:52:45,482 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-29 04:52:45,482 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-29 04:52:45,482 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-29 04:52:45,483 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-29 04:52:45,483 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-29 04:52:45,483 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-29 04:52:45,483 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-29 04:52:45,483 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-29 04:52:45,483 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-29 04:52:45,484 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.3;log-additional-information=true;unknown-allowed=true; [2020-10-29 04:52:45,942 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-29 04:52:45,981 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-29 04:52:45,984 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-29 04:52:45,985 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-29 04:52:45,986 INFO L275 PluginConnector]: CDTParser initialized [2020-10-29 04:52:45,987 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem03_label14.c [2020-10-29 04:52:46,077 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/2e0480c8c/2f150b1bad5a43aa8c9839fe659542e7/FLAG777f096ea [2020-10-29 04:52:46,935 INFO L306 CDTParser]: Found 1 translation units. [2020-10-29 04:52:46,936 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/eca-rers2012/Problem03_label14.c [2020-10-29 04:52:46,954 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/2e0480c8c/2f150b1bad5a43aa8c9839fe659542e7/FLAG777f096ea [2020-10-29 04:52:47,116 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/2e0480c8c/2f150b1bad5a43aa8c9839fe659542e7 [2020-10-29 04:52:47,119 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-29 04:52:47,126 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-29 04:52:47,132 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-29 04:52:47,132 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-29 04:52:47,136 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-29 04:52:47,137 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 04:52:47" (1/1) ... [2020-10-29 04:52:47,141 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3caf4474 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:52:47, skipping insertion in model container [2020-10-29 04:52:47,142 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 04:52:47" (1/1) ... [2020-10-29 04:52:47,150 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-29 04:52:47,239 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-29 04:52:47,952 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-29 04:52:47,976 INFO L203 MainTranslator]: Completed pre-run [2020-10-29 04:52:48,238 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-29 04:52:48,265 INFO L208 MainTranslator]: Completed translation [2020-10-29 04:52:48,267 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:52:48 WrapperNode [2020-10-29 04:52:48,267 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-29 04:52:48,268 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-29 04:52:48,269 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-29 04:52:48,269 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-29 04:52:48,283 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:52:48" (1/1) ... [2020-10-29 04:52:48,286 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:52:48" (1/1) ... [2020-10-29 04:52:48,342 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:52:48" (1/1) ... [2020-10-29 04:52:48,343 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:52:48" (1/1) ... [2020-10-29 04:52:48,454 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:52:48" (1/1) ... [2020-10-29 04:52:48,483 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:52:48" (1/1) ... [2020-10-29 04:52:48,500 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:52:48" (1/1) ... [2020-10-29 04:52:48,512 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-29 04:52:48,514 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-29 04:52:48,515 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-29 04:52:48,515 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-29 04:52:48,516 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:52:48" (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 04:52:48,600 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-29 04:52:48,600 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-29 04:52:48,600 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-29 04:52:48,600 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2020-10-29 04:52:48,600 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-29 04:52:48,601 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2020-10-29 04:52:48,601 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-29 04:52:48,601 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-29 04:52:48,601 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-29 04:52:48,601 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-29 04:52:48,602 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-29 04:52:48,602 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-10-29 04:52:48,602 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-29 04:52:48,602 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-29 04:52:48,602 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-29 04:52:48,603 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-29 04:52:48,603 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-29 04:52:48,603 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-29 04:52:48,603 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-29 04:52:50,687 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-29 04:52:50,688 INFO L298 CfgBuilder]: Removed 1 assume(true) statements. [2020-10-29 04:52:50,690 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 04:52:50 BoogieIcfgContainer [2020-10-29 04:52:50,690 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-29 04:52:50,692 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-29 04:52:50,692 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-29 04:52:50,696 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-29 04:52:50,696 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.10 04:52:47" (1/3) ... [2020-10-29 04:52:50,697 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7e6af0c7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 04:52:50, skipping insertion in model container [2020-10-29 04:52:50,697 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:52:48" (2/3) ... [2020-10-29 04:52:50,698 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7e6af0c7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 04:52:50, skipping insertion in model container [2020-10-29 04:52:50,698 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 04:52:50" (3/3) ... [2020-10-29 04:52:50,700 INFO L111 eAbstractionObserver]: Analyzing ICFG Problem03_label14.c [2020-10-29 04:52:50,712 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-29 04:52:50,717 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-29 04:52:50,732 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-29 04:52:50,763 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-29 04:52:50,763 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-29 04:52:50,764 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-29 04:52:50,764 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-29 04:52:50,764 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-29 04:52:50,764 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-29 04:52:50,764 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-29 04:52:50,764 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-29 04:52:50,788 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states. [2020-10-29 04:52:50,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2020-10-29 04:52:50,805 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 04:52:50,807 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:52:50,807 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 04:52:50,814 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 04:52:50,814 INFO L82 PathProgramCache]: Analyzing trace with hash 972838764, now seen corresponding path program 1 times [2020-10-29 04:52:50,825 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 04:52:50,826 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [906579709] [2020-10-29 04:52:50,826 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 04:52:51,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 04:52:51,497 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 04:52:52,428 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 04:52:56,018 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 04:52:56,019 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 187 [2020-10-29 04:52:56,019 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 04:52:56,019 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4718 [2020-10-29 04:52:56,022 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 04:52:56,022 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 04:52:56,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-29 04:52:56,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 04:52:56,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 178 [2020-10-29 04:52:56,023 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-29 04:52:56,551 WARN L193 SmtUtils]: Spent 267.00 ms on a formula simplification that was a NOOP. DAG size: 157 [2020-10-29 04:52:56,555 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 04:52:56,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 04:52:56,593 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 04:52:56,626 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 04:52:56,626 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 04:52:56,627 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 04:52:56,627 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 41 [2020-10-29 04:52:56,627 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 04:52:56,628 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 04:52:56,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 04:52:56,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 04:52:56,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 04:52:56,628 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 04:52:56,725 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 04:52:56,726 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [906579709] [2020-10-29 04:52:56,728 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 04:52:56,729 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-29 04:52:56,729 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1574908189] [2020-10-29 04:52:56,736 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-29 04:52:56,737 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 04:52:56,761 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-29 04:52:56,763 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-29 04:52:56,765 INFO L87 Difference]: Start difference. First operand 315 states. Second operand 4 states. [2020-10-29 04:52:57,119 WARN L193 SmtUtils]: Spent 267.00 ms on a formula simplification that was a NOOP. DAG size: 159 [2020-10-29 04:53:00,702 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 04:53:00,702 INFO L93 Difference]: Finished difference Result 863 states and 1524 transitions. [2020-10-29 04:53:00,703 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-29 04:53:00,704 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 177 [2020-10-29 04:53:00,706 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 04:53:00,742 INFO L225 Difference]: With dead ends: 863 [2020-10-29 04:53:00,743 INFO L226 Difference]: Without dead ends: 484 [2020-10-29 04:53:00,758 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-10-29 04:53:00,784 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 484 states. [2020-10-29 04:53:00,914 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 484 to 466. [2020-10-29 04:53:00,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 466 states. [2020-10-29 04:53:00,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 466 states to 466 states and 744 transitions. [2020-10-29 04:53:00,920 INFO L78 Accepts]: Start accepts. Automaton has 466 states and 744 transitions. Word has length 177 [2020-10-29 04:53:00,921 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 04:53:00,921 INFO L481 AbstractCegarLoop]: Abstraction has 466 states and 744 transitions. [2020-10-29 04:53:00,922 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-29 04:53:00,922 INFO L276 IsEmpty]: Start isEmpty. Operand 466 states and 744 transitions. [2020-10-29 04:53:00,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2020-10-29 04:53:00,929 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 04:53:00,930 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:53:00,930 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-29 04:53:00,930 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 04:53:00,931 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 04:53:00,931 INFO L82 PathProgramCache]: Analyzing trace with hash -656625317, now seen corresponding path program 1 times [2020-10-29 04:53:00,931 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 04:53:00,932 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1384849518] [2020-10-29 04:53:00,932 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 04:53:01,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 04:53:01,041 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 04:53:01,731 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 04:53:03,257 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 04:53:03,257 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 198 [2020-10-29 04:53:03,257 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 04:53:03,258 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2250 [2020-10-29 04:53:03,258 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 04:53:03,258 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 04:53:03,258 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 04:53:03,258 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 19 [2020-10-29 04:53:03,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 175 [2020-10-29 04:53:03,260 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-29 04:53:03,756 WARN L193 SmtUtils]: Spent 230.00 ms on a formula simplification that was a NOOP. DAG size: 157 [2020-10-29 04:53:03,758 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 04:53:03,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 04:53:03,766 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 04:53:03,777 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 04:53:03,778 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 04:53:03,778 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 04:53:03,778 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-29 04:53:03,778 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 04:53:03,778 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 04:53:03,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 04:53:03,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 04:53:03,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 04:53:03,779 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 04:53:03,890 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-29 04:53:03,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 04:53:03,901 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 04:53:03,923 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 04:53:03,923 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 04:53:03,923 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 04:53:03,923 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 25 [2020-10-29 04:53:03,924 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 04:53:03,924 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 04:53:03,924 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 04:53:03,924 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 04:53:03,924 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 04:53:03,925 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 04:53:04,080 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 5 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-29 04:53:04,081 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1384849518] [2020-10-29 04:53:04,081 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-29 04:53:04,081 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2020-10-29 04:53:04,082 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1644631228] [2020-10-29 04:53:04,083 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-29 04:53:04,083 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 04:53:04,084 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-29 04:53:04,084 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-29 04:53:04,085 INFO L87 Difference]: Start difference. First operand 466 states and 744 transitions. Second operand 5 states. [2020-10-29 04:53:04,360 WARN L193 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 160 [2020-10-29 04:53:07,929 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 04:53:07,930 INFO L93 Difference]: Finished difference Result 1362 states and 2202 transitions. [2020-10-29 04:53:07,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-29 04:53:07,931 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 186 [2020-10-29 04:53:07,932 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 04:53:07,940 INFO L225 Difference]: With dead ends: 1362 [2020-10-29 04:53:07,940 INFO L226 Difference]: Without dead ends: 902 [2020-10-29 04:53:07,942 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 6 SyntacticMatches, 1 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2020-10-29 04:53:07,944 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 902 states. [2020-10-29 04:53:07,975 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 902 to 896. [2020-10-29 04:53:07,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 896 states. [2020-10-29 04:53:07,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 896 states to 896 states and 1358 transitions. [2020-10-29 04:53:07,981 INFO L78 Accepts]: Start accepts. Automaton has 896 states and 1358 transitions. Word has length 186 [2020-10-29 04:53:07,982 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 04:53:07,982 INFO L481 AbstractCegarLoop]: Abstraction has 896 states and 1358 transitions. [2020-10-29 04:53:07,982 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-29 04:53:07,982 INFO L276 IsEmpty]: Start isEmpty. Operand 896 states and 1358 transitions. [2020-10-29 04:53:07,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2020-10-29 04:53:07,987 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 04:53:07,987 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:53:07,987 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-29 04:53:07,988 INFO L429 AbstractCegarLoop]: === Iteration 3 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 04:53:07,988 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 04:53:07,988 INFO L82 PathProgramCache]: Analyzing trace with hash 369247263, now seen corresponding path program 1 times [2020-10-29 04:53:07,988 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 04:53:07,989 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [555788466] [2020-10-29 04:53:07,989 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 04:53:08,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 04:53:08,152 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 04:53:08,345 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 04:53:09,534 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 04:53:12,581 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 04:53:12,581 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 200 [2020-10-29 04:53:12,582 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-29 04:53:12,582 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4491 [2020-10-29 04:53:12,582 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 04:53:12,582 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 04:53:12,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 04:53:12,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 21 [2020-10-29 04:53:12,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 175 [2020-10-29 04:53:12,583 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 04:53:12,928 WARN L193 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 157 [2020-10-29 04:53:12,929 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 04:53:12,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 04:53:12,936 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 04:53:12,942 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 04:53:12,943 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 04:53:12,943 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 04:53:12,943 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-29 04:53:12,943 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 04:53:12,944 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 04:53:12,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 04:53:12,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 04:53:12,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 04:53:12,944 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 04:53:13,127 WARN L193 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2020-10-29 04:53:13,128 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-29 04:53:13,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 04:53:13,143 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 04:53:13,172 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 04:53:13,173 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-29 04:53:13,173 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 04:53:13,174 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 32 [2020-10-29 04:53:13,174 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 04:53:13,174 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 04:53:13,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 04:53:13,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 04:53:13,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 04:53:13,176 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 04:53:13,319 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-29 04:53:13,320 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [555788466] [2020-10-29 04:53:13,320 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-29 04:53:13,321 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2020-10-29 04:53:13,322 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2039346283] [2020-10-29 04:53:13,323 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-29 04:53:13,325 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 04:53:13,328 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-29 04:53:13,329 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-29 04:53:13,329 INFO L87 Difference]: Start difference. First operand 896 states and 1358 transitions. Second operand 5 states. [2020-10-29 04:53:13,618 WARN L193 SmtUtils]: Spent 241.00 ms on a formula simplification that was a NOOP. DAG size: 159 [2020-10-29 04:53:16,592 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 04:53:16,592 INFO L93 Difference]: Finished difference Result 2630 states and 4062 transitions. [2020-10-29 04:53:16,593 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-29 04:53:16,594 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 188 [2020-10-29 04:53:16,594 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 04:53:16,613 INFO L225 Difference]: With dead ends: 2630 [2020-10-29 04:53:16,613 INFO L226 Difference]: Without dead ends: 1740 [2020-10-29 04:53:16,618 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2020-10-29 04:53:16,621 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1740 states. [2020-10-29 04:53:16,703 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1740 to 1734. [2020-10-29 04:53:16,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1734 states. [2020-10-29 04:53:16,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1734 states to 1734 states and 2612 transitions. [2020-10-29 04:53:16,723 INFO L78 Accepts]: Start accepts. Automaton has 1734 states and 2612 transitions. Word has length 188 [2020-10-29 04:53:16,724 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 04:53:16,724 INFO L481 AbstractCegarLoop]: Abstraction has 1734 states and 2612 transitions. [2020-10-29 04:53:16,724 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-29 04:53:16,724 INFO L276 IsEmpty]: Start isEmpty. Operand 1734 states and 2612 transitions. [2020-10-29 04:53:16,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2020-10-29 04:53:16,731 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 04:53:16,732 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:53:16,732 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-29 04:53:16,732 INFO L429 AbstractCegarLoop]: === Iteration 4 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 04:53:16,739 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 04:53:16,741 INFO L82 PathProgramCache]: Analyzing trace with hash -1448239524, now seen corresponding path program 1 times [2020-10-29 04:53:16,741 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 04:53:16,741 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1365763002] [2020-10-29 04:53:16,742 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 04:53:16,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 04:53:16,799 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 04:53:16,855 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 04:53:18,758 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 04:53:19,545 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 04:53:21,787 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 04:53:21,787 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 217 [2020-10-29 04:53:21,787 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-29 04:53:21,788 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-29 04:53:21,788 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 04:53:21,788 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 04:53:21,789 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 04:53:21,789 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 38 [2020-10-29 04:53:21,789 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 175 [2020-10-29 04:53:21,789 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 04:53:22,202 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 157 [2020-10-29 04:53:22,203 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 04:53:22,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 04:53:22,210 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 04:53:22,222 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 04:53:22,222 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 04:53:22,222 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 04:53:22,222 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-29 04:53:22,223 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 04:53:22,223 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 04:53:22,223 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 04:53:22,223 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 04:53:22,223 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 04:53:22,223 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 04:53:22,321 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-29 04:53:22,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 04:53:22,327 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 04:53:22,335 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 04:53:22,339 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 04:53:22,339 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 04:53:22,340 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-29 04:53:22,340 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 04:53:22,340 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 04:53:22,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 04:53:22,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 04:53:22,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 04:53:22,341 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 04:53:22,345 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-10-29 04:53:22,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 04:53:22,370 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 04:53:22,399 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 04:53:22,399 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-29 04:53:22,400 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 04:53:22,400 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 34 [2020-10-29 04:53:22,400 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 04:53:22,400 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 04:53:22,400 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 04:53:22,400 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 04:53:22,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-29 04:53:22,401 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 04:53:22,535 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 21 proven. 2 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2020-10-29 04:53:22,535 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1365763002] [2020-10-29 04:53:22,536 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-29 04:53:22,536 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2020-10-29 04:53:22,536 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1066584311] [2020-10-29 04:53:22,537 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-29 04:53:22,537 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 04:53:22,538 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-29 04:53:22,538 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-29 04:53:22,538 INFO L87 Difference]: Start difference. First operand 1734 states and 2612 transitions. Second operand 5 states. [2020-10-29 04:53:22,907 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 160 [2020-10-29 04:53:26,479 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 04:53:26,480 INFO L93 Difference]: Finished difference Result 5147 states and 7961 transitions. [2020-10-29 04:53:26,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-29 04:53:26,485 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 203 [2020-10-29 04:53:26,486 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 04:53:26,509 INFO L225 Difference]: With dead ends: 5147 [2020-10-29 04:53:26,509 INFO L226 Difference]: Without dead ends: 3419 [2020-10-29 04:53:26,514 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 8 SyntacticMatches, 1 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2020-10-29 04:53:26,518 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3419 states. [2020-10-29 04:53:26,651 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3419 to 3409. [2020-10-29 04:53:26,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3409 states. [2020-10-29 04:53:26,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3409 states to 3409 states and 5064 transitions. [2020-10-29 04:53:26,669 INFO L78 Accepts]: Start accepts. Automaton has 3409 states and 5064 transitions. Word has length 203 [2020-10-29 04:53:26,670 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 04:53:26,670 INFO L481 AbstractCegarLoop]: Abstraction has 3409 states and 5064 transitions. [2020-10-29 04:53:26,670 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-29 04:53:26,670 INFO L276 IsEmpty]: Start isEmpty. Operand 3409 states and 5064 transitions. [2020-10-29 04:53:26,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 255 [2020-10-29 04:53:26,684 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 04:53:26,685 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:53:26,685 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-29 04:53:26,685 INFO L429 AbstractCegarLoop]: === Iteration 5 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 04:53:26,686 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 04:53:26,686 INFO L82 PathProgramCache]: Analyzing trace with hash 637788024, now seen corresponding path program 1 times [2020-10-29 04:53:26,686 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 04:53:26,686 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1753363112] [2020-10-29 04:53:26,686 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 04:53:26,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 04:53:26,853 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 04:53:27,098 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 04:53:27,951 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 04:53:28,852 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 04:53:29,320 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 04:53:31,483 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 04:53:31,483 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 266 [2020-10-29 04:53:31,483 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-29 04:53:31,483 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4696 [2020-10-29 04:53:31,484 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 04:53:31,484 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 04:53:31,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 04:53:31,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 86 [2020-10-29 04:53:31,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 176 [2020-10-29 04:53:31,485 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 04:53:31,860 WARN L193 SmtUtils]: Spent 230.00 ms on a formula simplification that was a NOOP. DAG size: 157 [2020-10-29 04:53:31,861 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 04:53:31,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 04:53:31,867 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 04:53:31,874 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 04:53:31,875 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 04:53:31,875 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 04:53:31,875 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-29 04:53:31,875 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 04:53:31,875 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 04:53:31,876 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 04:53:31,876 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 04:53:31,876 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 04:53:31,876 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 04:53:31,974 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-29 04:53:32,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 04:53:32,037 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 04:53:32,150 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 04:53:32,151 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 78 [2020-10-29 04:53:32,151 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 04:53:32,151 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 135 [2020-10-29 04:53:32,151 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 04:53:32,151 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 04:53:32,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 04:53:32,152 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 04:53:32,152 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 71 [2020-10-29 04:53:32,152 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 04:53:32,294 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 71 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-29 04:53:32,294 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1753363112] [2020-10-29 04:53:32,294 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-29 04:53:32,295 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2020-10-29 04:53:32,295 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1516448653] [2020-10-29 04:53:32,295 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-29 04:53:32,295 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 04:53:32,296 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-29 04:53:32,296 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-29 04:53:32,296 INFO L87 Difference]: Start difference. First operand 3409 states and 5064 transitions. Second operand 5 states. [2020-10-29 04:53:32,651 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 158 [2020-10-29 04:53:36,238 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 04:53:36,239 INFO L93 Difference]: Finished difference Result 9963 states and 15274 transitions. [2020-10-29 04:53:36,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-29 04:53:36,242 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 254 [2020-10-29 04:53:36,242 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 04:53:36,243 INFO L225 Difference]: With dead ends: 9963 [2020-10-29 04:53:36,243 INFO L226 Difference]: Without dead ends: 0 [2020-10-29 04:53:36,268 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2020-10-29 04:53:36,268 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-29 04:53:36,268 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-29 04:53:36,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-29 04:53:36,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-29 04:53:36,269 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 254 [2020-10-29 04:53:36,269 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 04:53:36,269 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-29 04:53:36,269 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-29 04:53:36,269 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-29 04:53:36,270 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-29 04:53:36,270 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-29 04:53:36,272 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-29 04:53:37,271 WARN L193 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 17 [2020-10-29 04:53:37,414 WARN L193 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 17 [2020-10-29 04:53:37,754 WARN L193 SmtUtils]: Spent 294.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 94 [2020-10-29 04:53:39,524 WARN L193 SmtUtils]: Spent 1.76 s on a formula simplification. DAG size of input: 218 DAG size of output: 113 [2020-10-29 04:53:39,755 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 157 [2020-10-29 04:53:39,908 WARN L193 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 24 [2020-10-29 04:53:39,912 INFO L274 CegarLoopResult]: For program point reach_errorEXIT(line 4) no Hoare annotation was computed. [2020-10-29 04:53:39,912 INFO L277 CegarLoopResult]: At program point reach_errorENTRY(line 4) the Hoare annotation is: true [2020-10-29 04:53:39,913 INFO L274 CegarLoopResult]: For program point reach_errorFINAL(line 4) no Hoare annotation was computed. [2020-10-29 04:53:39,913 INFO L274 CegarLoopResult]: For program point reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 4) no Hoare annotation was computed. [2020-10-29 04:53:39,914 INFO L274 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-29 04:53:39,915 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)|) (= |old(#valid)| |#valid|) (= ~a0~0 |old(~a0~0)|) (= ~a7~0 |old(~a7~0)|) (= ~a5~0 |old(~a5~0)|) (= ~e~0 |old(~e~0)|) (= ~a2~0 |old(~a2~0)|) (= |#t~string7.base| |old(#t~string7.base)|) (= ~a17~0 |old(~a17~0)|) (= ~a14~0 |old(~a14~0)|) (= ~c~0 |old(~c~0)|) (= ~a23~0 |old(~a23~0)|) (= ~z~0 |old(~z~0)|) (= ~a15~0 |old(~a15~0)|) (= ~x~0 |old(~x~0)|) (= ~a22~0 |old(~a22~0)|) (= ~d~0 |old(~d~0)|) (= ~a10~0 |old(~a10~0)|) (= ~a27~0 |old(~a27~0)|) (= ~a26~0 |old(~a26~0)|) (= |#t~string6.base| |old(#t~string6.base)|) (= ~a18~0 |old(~a18~0)|) (= ~a6~0 |old(~a6~0)|) (= ~a8~0 |old(~a8~0)|) (= ~f~0 |old(~f~0)|) (= ~a29~0 |old(~a29~0)|) (= ~a1~0 |old(~a1~0)|) (= ~a19~0 |old(~a19~0)|) (= ~a3~0 |old(~a3~0)|) (= ~a9~0 |old(~a9~0)|) (= |#t~string5.base| |old(#t~string5.base)|) (= ~a11~0 |old(~a11~0)|) (= ~w~0 |old(~w~0)|) (= ~u~0 |old(~u~0)|) (= ~a16~0 |old(~a16~0)|) (= |#NULL.base| |old(#NULL.base)|) (= ~y~0 |old(~y~0)|) (= ~a4~0 |old(~a4~0)|) (= ~a25~0 |old(~a25~0)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= ~a12~0 |old(~a12~0)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= ~a13~0 |old(~a13~0)|) (= ~a24~0 |old(~a24~0)|) (= ~a~0 |old(~a~0)|) (= ~a20~0 |old(~a20~0)|) (= |#NULL.offset| |old(#NULL.offset)|) (= ~v~0 |old(~v~0)|) (= ~b~0 |old(~b~0)|)) [2020-10-29 04:53:39,915 INFO L274 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-29 04:53:39,917 INFO L274 CegarLoopResult]: For program point L1621-1(lines 56 1652) no Hoare annotation was computed. [2020-10-29 04:53:39,917 INFO L274 CegarLoopResult]: For program point L1555-1(lines 56 1652) no Hoare annotation was computed. [2020-10-29 04:53:39,917 INFO L274 CegarLoopResult]: For program point L1489-1(lines 56 1652) no Hoare annotation was computed. [2020-10-29 04:53:39,917 INFO L274 CegarLoopResult]: For program point L763(lines 763 1467) no Hoare annotation was computed. [2020-10-29 04:53:39,917 INFO L274 CegarLoopResult]: For program point L1622(line 1622) no Hoare annotation was computed. [2020-10-29 04:53:39,917 INFO L274 CegarLoopResult]: For program point L1556(line 1556) no Hoare annotation was computed. [2020-10-29 04:53:39,917 INFO L274 CegarLoopResult]: For program point L499(lines 499 1467) no Hoare annotation was computed. [2020-10-29 04:53:39,917 INFO L274 CegarLoopResult]: For program point L1490(line 1490) no Hoare annotation was computed. [2020-10-29 04:53:39,917 INFO L274 CegarLoopResult]: For program point L235(lines 235 1467) no Hoare annotation was computed. [2020-10-29 04:53:39,918 INFO L274 CegarLoopResult]: For program point L500(lines 500 513) no Hoare annotation was computed. [2020-10-29 04:53:39,918 INFO L274 CegarLoopResult]: For program point L500-2(lines 500 513) no Hoare annotation was computed. [2020-10-29 04:53:39,918 INFO L274 CegarLoopResult]: For program point L1425(lines 1425 1467) no Hoare annotation was computed. [2020-10-29 04:53:39,918 INFO L274 CegarLoopResult]: For program point L368(lines 368 1467) no Hoare annotation was computed. [2020-10-29 04:53:39,918 INFO L274 CegarLoopResult]: For program point L1624-1(lines 56 1652) no Hoare annotation was computed. [2020-10-29 04:53:39,918 INFO L274 CegarLoopResult]: For program point L1558-1(lines 56 1652) no Hoare annotation was computed. [2020-10-29 04:53:39,918 INFO L274 CegarLoopResult]: For program point L1492-1(lines 56 1652) no Hoare annotation was computed. [2020-10-29 04:53:39,918 INFO L274 CegarLoopResult]: For program point L303(lines 303 1467) no Hoare annotation was computed. [2020-10-29 04:53:39,918 INFO L274 CegarLoopResult]: For program point L1228(lines 1228 1467) no Hoare annotation was computed. [2020-10-29 04:53:39,918 INFO L274 CegarLoopResult]: For program point L1625(line 1625) no Hoare annotation was computed. [2020-10-29 04:53:39,918 INFO L274 CegarLoopResult]: For program point L568(lines 568 1467) no Hoare annotation was computed. [2020-10-29 04:53:39,919 INFO L274 CegarLoopResult]: For program point L1559(line 1559) no Hoare annotation was computed. [2020-10-29 04:53:39,919 INFO L274 CegarLoopResult]: For program point L1493(line 1493) no Hoare annotation was computed. [2020-10-29 04:53:39,919 INFO L274 CegarLoopResult]: For program point L436(lines 436 1467) no Hoare annotation was computed. [2020-10-29 04:53:39,919 INFO L274 CegarLoopResult]: For program point L1361(lines 1361 1467) no Hoare annotation was computed. [2020-10-29 04:53:39,919 INFO L274 CegarLoopResult]: For program point L1097(lines 1097 1467) no Hoare annotation was computed. [2020-10-29 04:53:39,919 INFO L274 CegarLoopResult]: For program point L635(lines 635 1467) no Hoare annotation was computed. [2020-10-29 04:53:39,919 INFO L274 CegarLoopResult]: For program point L1362(lines 1362 1381) no Hoare annotation was computed. [2020-10-29 04:53:39,919 INFO L274 CegarLoopResult]: For program point L1362-2(lines 1362 1381) no Hoare annotation was computed. [2020-10-29 04:53:39,919 INFO L274 CegarLoopResult]: For program point L1164(lines 1164 1467) no Hoare annotation was computed. [2020-10-29 04:53:39,919 INFO L274 CegarLoopResult]: For program point L107(lines 107 1467) no Hoare annotation was computed. [2020-10-29 04:53:39,919 INFO L274 CegarLoopResult]: For program point L1627-1(lines 56 1652) no Hoare annotation was computed. [2020-10-29 04:53:39,920 INFO L274 CegarLoopResult]: For program point L1561-1(lines 56 1652) no Hoare annotation was computed. [2020-10-29 04:53:39,920 INFO L274 CegarLoopResult]: For program point L1495-1(lines 56 1652) no Hoare annotation was computed. [2020-10-29 04:53:39,920 INFO L274 CegarLoopResult]: For program point L240(lines 240 1467) no Hoare annotation was computed. [2020-10-29 04:53:39,920 INFO L274 CegarLoopResult]: For program point L174(lines 174 1467) no Hoare annotation was computed. [2020-10-29 04:53:39,920 INFO L274 CegarLoopResult]: For program point L1033(lines 1033 1467) no Hoare annotation was computed. [2020-10-29 04:53:39,920 INFO L274 CegarLoopResult]: For program point L901(lines 901 1467) no Hoare annotation was computed. [2020-10-29 04:53:39,920 INFO L274 CegarLoopResult]: For program point L703(lines 703 1467) no Hoare annotation was computed. [2020-10-29 04:53:39,920 INFO L274 CegarLoopResult]: For program point L1628(line 1628) no Hoare annotation was computed. [2020-10-29 04:53:39,920 INFO L274 CegarLoopResult]: For program point L1562(line 1562) no Hoare annotation was computed. [2020-10-29 04:53:39,920 INFO L274 CegarLoopResult]: For program point L1496(line 1496) no Hoare annotation was computed. [2020-10-29 04:53:39,920 INFO L274 CegarLoopResult]: For program point L968(lines 968 1467) no Hoare annotation was computed. [2020-10-29 04:53:39,921 INFO L274 CegarLoopResult]: For program point L771(lines 771 1467) no Hoare annotation was computed. [2020-10-29 04:53:39,921 INFO L274 CegarLoopResult]: For program point L1630-1(lines 56 1652) no Hoare annotation was computed. [2020-10-29 04:53:39,921 INFO L274 CegarLoopResult]: For program point L1564-1(lines 56 1652) no Hoare annotation was computed. [2020-10-29 04:53:39,921 INFO L274 CegarLoopResult]: For program point L1498-1(lines 56 1652) no Hoare annotation was computed. [2020-10-29 04:53:39,922 INFO L274 CegarLoopResult]: For program point L838(lines 838 1467) no Hoare annotation was computed. [2020-10-29 04:53:39,923 INFO L274 CegarLoopResult]: For program point L1631(line 1631) no Hoare annotation was computed. [2020-10-29 04:53:39,923 INFO L274 CegarLoopResult]: For program point L1565(line 1565) no Hoare annotation was computed. [2020-10-29 04:53:39,923 INFO L274 CegarLoopResult]: For program point L1499(line 1499) no Hoare annotation was computed. [2020-10-29 04:53:39,923 INFO L274 CegarLoopResult]: For program point L443(lines 443 1467) no Hoare annotation was computed. [2020-10-29 04:53:39,923 INFO L274 CegarLoopResult]: For program point L1434(lines 1434 1467) no Hoare annotation was computed. [2020-10-29 04:53:39,923 INFO L274 CegarLoopResult]: For program point L576(lines 576 1467) no Hoare annotation was computed. [2020-10-29 04:53:39,923 INFO L274 CegarLoopResult]: For program point L1633-1(lines 56 1652) no Hoare annotation was computed. [2020-10-29 04:53:39,923 INFO L274 CegarLoopResult]: For program point L1567-1(lines 56 1652) no Hoare annotation was computed. [2020-10-29 04:53:39,924 INFO L274 CegarLoopResult]: For program point L1501-1(lines 56 1652) no Hoare annotation was computed. [2020-10-29 04:53:39,924 INFO L274 CegarLoopResult]: For program point L1634(line 1634) no Hoare annotation was computed. [2020-10-29 04:53:39,924 INFO L274 CegarLoopResult]: For program point L1568(line 1568) no Hoare annotation was computed. [2020-10-29 04:53:39,924 INFO L274 CegarLoopResult]: For program point L1502(line 1502) no Hoare annotation was computed. [2020-10-29 04:53:39,926 INFO L274 CegarLoopResult]: For program point L379(lines 379 1467) no Hoare annotation was computed. [2020-10-29 04:53:39,926 INFO L274 CegarLoopResult]: For program point L1106(lines 1106 1467) no Hoare annotation was computed. [2020-10-29 04:53:39,926 INFO L274 CegarLoopResult]: For program point L1040(lines 1040 1467) no Hoare annotation was computed. [2020-10-29 04:53:39,926 INFO L274 CegarLoopResult]: For program point L380(lines 380 397) no Hoare annotation was computed. [2020-10-29 04:53:39,926 INFO L274 CegarLoopResult]: For program point L314(lines 314 1467) no Hoare annotation was computed. [2020-10-29 04:53:39,926 INFO L274 CegarLoopResult]: For program point L380-2(lines 380 397) no Hoare annotation was computed. [2020-10-29 04:53:39,926 INFO L274 CegarLoopResult]: For program point L1239(lines 1239 1467) no Hoare annotation was computed. [2020-10-29 04:53:39,926 INFO L274 CegarLoopResult]: For program point L116(lines 116 1467) no Hoare annotation was computed. [2020-10-29 04:53:39,926 INFO L274 CegarLoopResult]: For program point L1041(lines 1041 1061) no Hoare annotation was computed. [2020-10-29 04:53:39,926 INFO L274 CegarLoopResult]: For program point L1041-2(lines 1041 1061) no Hoare annotation was computed. [2020-10-29 04:53:39,927 INFO L274 CegarLoopResult]: For program point L909(lines 909 1467) no Hoare annotation was computed. [2020-10-29 04:53:39,927 INFO L274 CegarLoopResult]: For program point L711(lines 711 1467) no Hoare annotation was computed. [2020-10-29 04:53:39,927 INFO L274 CegarLoopResult]: For program point L645(lines 645 1467) no Hoare annotation was computed. [2020-10-29 04:53:39,927 INFO L274 CegarLoopResult]: For program point L1636-1(lines 56 1652) no Hoare annotation was computed. [2020-10-29 04:53:39,927 INFO L274 CegarLoopResult]: For program point L1570-1(lines 56 1652) no Hoare annotation was computed. [2020-10-29 04:53:39,927 INFO L274 CegarLoopResult]: For program point L1504-1(lines 56 1652) no Hoare annotation was computed. [2020-10-29 04:53:39,927 INFO L274 CegarLoopResult]: For program point L183(lines 183 1467) no Hoare annotation was computed. [2020-10-29 04:53:39,927 INFO L274 CegarLoopResult]: For program point calculate_outputEXIT(lines 56 1652) no Hoare annotation was computed. [2020-10-29 04:53:39,927 INFO L274 CegarLoopResult]: For program point L712(lines 712 733) no Hoare annotation was computed. [2020-10-29 04:53:39,927 INFO L274 CegarLoopResult]: For program point L712-2(lines 712 733) no Hoare annotation was computed. [2020-10-29 04:53:39,927 INFO L274 CegarLoopResult]: For program point L1637(line 1637) no Hoare annotation was computed. [2020-10-29 04:53:39,928 INFO L274 CegarLoopResult]: For program point L1571(line 1571) no Hoare annotation was computed. [2020-10-29 04:53:39,928 INFO L274 CegarLoopResult]: For program point L1505(line 1505) no Hoare annotation was computed. [2020-10-29 04:53:39,928 INFO L274 CegarLoopResult]: For program point L1307(lines 1307 1467) no Hoare annotation was computed. [2020-10-29 04:53:39,928 INFO L274 CegarLoopResult]: For program point L250(lines 250 1467) no Hoare annotation was computed. [2020-10-29 04:53:39,928 INFO L274 CegarLoopResult]: For program point L1175(lines 1175 1467) no Hoare annotation was computed. [2020-10-29 04:53:39,928 INFO L274 CegarLoopResult]: For program point L977(lines 977 1467) no Hoare annotation was computed. [2020-10-29 04:53:39,928 INFO L274 CegarLoopResult]: For program point L779(lines 779 1467) no Hoare annotation was computed. [2020-10-29 04:53:39,928 INFO L274 CegarLoopResult]: For program point L515(lines 515 1467) no Hoare annotation was computed. [2020-10-29 04:53:39,928 INFO L274 CegarLoopResult]: For program point L846(lines 846 1467) no Hoare annotation was computed. [2020-10-29 04:53:39,928 INFO L274 CegarLoopResult]: For program point L1639-1(lines 56 1652) no Hoare annotation was computed. [2020-10-29 04:53:39,928 INFO L274 CegarLoopResult]: For program point L1573-1(lines 56 1652) no Hoare annotation was computed. [2020-10-29 04:53:39,929 INFO L274 CegarLoopResult]: For program point L1507-1(lines 56 1652) no Hoare annotation was computed. [2020-10-29 04:53:39,929 INFO L274 CegarLoopResult]: For program point L1640(line 1640) no Hoare annotation was computed. [2020-10-29 04:53:39,929 INFO L274 CegarLoopResult]: For program point L1574(line 1574) no Hoare annotation was computed. [2020-10-29 04:53:39,929 INFO L274 CegarLoopResult]: For program point L1508(line 1508) no Hoare annotation was computed. [2020-10-29 04:53:39,929 INFO L274 CegarLoopResult]: For program point L452(lines 452 1467) no Hoare annotation was computed. [2020-10-29 04:53:39,929 INFO L274 CegarLoopResult]: For program point L585(lines 585 1467) no Hoare annotation was computed. [2020-10-29 04:53:39,929 INFO L274 CegarLoopResult]: For program point L1642-1(lines 56 1652) no Hoare annotation was computed. [2020-10-29 04:53:39,929 INFO L274 CegarLoopResult]: For program point L1576-1(lines 56 1652) no Hoare annotation was computed. [2020-10-29 04:53:39,931 INFO L274 CegarLoopResult]: For program point L1510-1(lines 56 1652) no Hoare annotation was computed. [2020-10-29 04:53:39,931 INFO L274 CegarLoopResult]: For program point L1444(lines 1444 1467) no Hoare annotation was computed. [2020-10-29 04:53:39,931 INFO L274 CegarLoopResult]: For program point L321(lines 321 1467) no Hoare annotation was computed. [2020-10-29 04:53:39,931 INFO L274 CegarLoopResult]: For program point L1114(lines 1114 1467) no Hoare annotation was computed. [2020-10-29 04:53:39,931 INFO L274 CegarLoopResult]: For program point L57(lines 57 1467) no Hoare annotation was computed. [2020-10-29 04:53:39,931 INFO L274 CegarLoopResult]: For program point L1643(line 1643) no Hoare annotation was computed. [2020-10-29 04:53:39,931 INFO L274 CegarLoopResult]: For program point L1577(line 1577) no Hoare annotation was computed. [2020-10-29 04:53:39,932 INFO L274 CegarLoopResult]: For program point L1511(line 1511) no Hoare annotation was computed. [2020-10-29 04:53:39,932 INFO L274 CegarLoopResult]: For program point L58(lines 58 73) no Hoare annotation was computed. [2020-10-29 04:53:39,933 INFO L274 CegarLoopResult]: For program point L58-2(lines 58 73) no Hoare annotation was computed. [2020-10-29 04:53:39,933 INFO L274 CegarLoopResult]: For program point L786(lines 786 1467) no Hoare annotation was computed. [2020-10-29 04:53:39,933 INFO L274 CegarLoopResult]: For program point L1645-1(lines 56 1652) no Hoare annotation was computed. [2020-10-29 04:53:39,933 INFO L274 CegarLoopResult]: For program point L1579-1(lines 56 1652) no Hoare annotation was computed. [2020-10-29 04:53:39,934 INFO L270 CegarLoopResult]: At program point calculate_outputENTRY(lines 56 1652) the Hoare annotation is: (let ((.cse0 (= ~a28~0 |old(~a28~0)|)) (.cse1 (= ~a26~0 |old(~a26~0)|)) (.cse2 (= ~a21~0 |old(~a21~0)|)) (.cse3 (= ~a6~0 |old(~a6~0)|)) (.cse4 (= ~a8~0 |old(~a8~0)|)) (.cse5 (= ~a29~0 |old(~a29~0)|)) (.cse6 (= ~a1~0 |old(~a1~0)|)) (.cse7 (= ~a19~0 |old(~a19~0)|)) (.cse8 (= ~a0~0 |old(~a0~0)|)) (.cse9 (= ~a3~0 |old(~a3~0)|)) (.cse10 (= ~a9~0 |old(~a9~0)|)) (.cse11 (= ~a7~0 |old(~a7~0)|)) (.cse12 (= ~a11~0 |old(~a11~0)|)) (.cse13 (= ~a5~0 |old(~a5~0)|)) (.cse14 (= ~a16~0 |old(~a16~0)|)) (.cse15 (= ~a4~0 |old(~a4~0)|)) (.cse16 (= ~a2~0 |old(~a2~0)|)) (.cse17 (= ~a17~0 |old(~a17~0)|)) (.cse18 (= ~a14~0 |old(~a14~0)|)) (.cse19 (= ~a25~0 |old(~a25~0)|)) (.cse20 (= ~a23~0 |old(~a23~0)|)) (.cse21 (= ~a12~0 |old(~a12~0)|)) (.cse22 (= ~a15~0 |old(~a15~0)|)) (.cse23 (= ~a13~0 |old(~a13~0)|)) (.cse24 (= ~a24~0 |old(~a24~0)|)) (.cse25 (= ~a20~0 |old(~a20~0)|)) (.cse26 (= ~a22~0 |old(~a22~0)|)) (.cse27 (= ~a10~0 |old(~a10~0)|)) (.cse28 (= ~a27~0 |old(~a27~0)|))) (let ((.cse29 (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15 .cse16 .cse17 .cse18 .cse19 .cse20 .cse21 .cse22 .cse23 .cse24 .cse25 .cse26 .cse27 .cse28))) (and (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 (= ~a27~0 1) .cse12 .cse13 .cse14 .cse15 .cse16 .cse17 .cse18 .cse19 .cse20 .cse21 .cse22 .cse23 .cse24 .cse25 .cse26 .cse27) (not (= |old(~a27~0)| 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse14 .cse15 .cse16 .cse17 .cse18 (= ~a26~0 ~a5~0) .cse19 .cse20 .cse21 .cse22 .cse23 .cse24 .cse25 .cse26 .cse27 .cse28) (not (= |old(~a5~0)| |old(~a26~0)|))) (or .cse29 (not (<= |old(~a12~0)| 1)) (not (<= 1 |old(~a12~0)|))) (or .cse29 (not (<= 1 |old(~a3~0)|))) (or .cse29 (not (<= 1 |old(~a6~0)|)) (not (<= |old(~a6~0)| 1)))))) [2020-10-29 04:53:39,934 INFO L274 CegarLoopResult]: For program point L1513-1(lines 56 1652) no Hoare annotation was computed. [2020-10-29 04:53:39,934 INFO L274 CegarLoopResult]: For program point L1315(lines 1315 1467) no Hoare annotation was computed. [2020-10-29 04:53:39,934 INFO L274 CegarLoopResult]: For program point L985(lines 985 1467) no Hoare annotation was computed. [2020-10-29 04:53:39,934 INFO L274 CegarLoopResult]: For program point L919(lines 919 1467) no Hoare annotation was computed. [2020-10-29 04:53:39,934 INFO L274 CegarLoopResult]: For program point L655(lines 655 1467) no Hoare annotation was computed. [2020-10-29 04:53:39,934 INFO L274 CegarLoopResult]: For program point L1646(line 1646) no Hoare annotation was computed. [2020-10-29 04:53:39,934 INFO L274 CegarLoopResult]: For program point L1580(line 1580) no Hoare annotation was computed. [2020-10-29 04:53:39,934 INFO L274 CegarLoopResult]: For program point L1514(line 1514) no Hoare annotation was computed. [2020-10-29 04:53:39,934 INFO L274 CegarLoopResult]: For program point L259(lines 259 1467) no Hoare annotation was computed. [2020-10-29 04:53:39,934 INFO L274 CegarLoopResult]: For program point L193(lines 193 1467) no Hoare annotation was computed. [2020-10-29 04:53:39,935 INFO L274 CegarLoopResult]: For program point L1184(lines 1184 1467) no Hoare annotation was computed. [2020-10-29 04:53:39,935 INFO L274 CegarLoopResult]: For program point L920(lines 920 937) no Hoare annotation was computed. [2020-10-29 04:53:39,935 INFO L274 CegarLoopResult]: For program point L920-2(lines 920 937) no Hoare annotation was computed. [2020-10-29 04:53:39,936 INFO L274 CegarLoopResult]: For program point L524(lines 524 1467) no Hoare annotation was computed. [2020-10-29 04:53:39,936 INFO L274 CegarLoopResult]: For program point L1383(lines 1383 1467) no Hoare annotation was computed. [2020-10-29 04:53:39,936 INFO L274 CegarLoopResult]: For program point L1251(lines 1251 1467) no Hoare annotation was computed. [2020-10-29 04:53:39,936 INFO L274 CegarLoopResult]: For program point L194(lines 194 213) no Hoare annotation was computed. [2020-10-29 04:53:39,936 INFO L274 CegarLoopResult]: For program point L128(lines 128 1467) no Hoare annotation was computed. [2020-10-29 04:53:39,936 INFO L274 CegarLoopResult]: For program point L194-2(lines 194 213) no Hoare annotation was computed. [2020-10-29 04:53:39,936 INFO L274 CegarLoopResult]: For program point L855(lines 855 1467) no Hoare annotation was computed. [2020-10-29 04:53:39,937 INFO L274 CegarLoopResult]: For program point L1648-1(lines 1648 1650) no Hoare annotation was computed. [2020-10-29 04:53:39,937 INFO L274 CegarLoopResult]: For program point L1582-1(lines 56 1652) no Hoare annotation was computed. [2020-10-29 04:53:39,937 INFO L274 CegarLoopResult]: For program point L1516-1(lines 56 1652) no Hoare annotation was computed. [2020-10-29 04:53:39,938 INFO L274 CegarLoopResult]: For program point L1384(lines 1384 1402) no Hoare annotation was computed. [2020-10-29 04:53:39,938 INFO L274 CegarLoopResult]: For program point L1384-2(lines 1384 1402) no Hoare annotation was computed. [2020-10-29 04:53:39,938 INFO L274 CegarLoopResult]: For program point L1252(lines 1252 1274) no Hoare annotation was computed. [2020-10-29 04:53:39,938 INFO L274 CegarLoopResult]: For program point L1252-2(lines 1252 1274) no Hoare annotation was computed. [2020-10-29 04:53:39,938 INFO L274 CegarLoopResult]: For program point L1649(line 1649) no Hoare annotation was computed. [2020-10-29 04:53:39,938 INFO L274 CegarLoopResult]: For program point L1583(line 1583) no Hoare annotation was computed. [2020-10-29 04:53:39,938 INFO L274 CegarLoopResult]: For program point L1517(line 1517) no Hoare annotation was computed. [2020-10-29 04:53:39,938 INFO L274 CegarLoopResult]: For program point L460(lines 460 1467) no Hoare annotation was computed. [2020-10-29 04:53:39,938 INFO L274 CegarLoopResult]: For program point L1122(lines 1122 1467) no Hoare annotation was computed. [2020-10-29 04:53:39,938 INFO L274 CegarLoopResult]: For program point L660(lines 660 1467) no Hoare annotation was computed. [2020-10-29 04:53:39,938 INFO L274 CegarLoopResult]: For program point L594(lines 594 1467) no Hoare annotation was computed. [2020-10-29 04:53:39,939 INFO L274 CegarLoopResult]: For program point L1585-1(lines 56 1652) no Hoare annotation was computed. [2020-10-29 04:53:39,939 INFO L274 CegarLoopResult]: For program point L1519-1(lines 56 1652) no Hoare annotation was computed. [2020-10-29 04:53:39,939 INFO L274 CegarLoopResult]: For program point L1586(line 1586) no Hoare annotation was computed. [2020-10-29 04:53:39,939 INFO L274 CegarLoopResult]: For program point L1520(line 1520) no Hoare annotation was computed. [2020-10-29 04:53:39,939 INFO L274 CegarLoopResult]: For program point L1454(lines 1454 1467) no Hoare annotation was computed. [2020-10-29 04:53:39,939 INFO L274 CegarLoopResult]: For program point L331(lines 331 1467) no Hoare annotation was computed. [2020-10-29 04:53:39,939 INFO L274 CegarLoopResult]: For program point L1323(lines 1323 1467) no Hoare annotation was computed. [2020-10-29 04:53:39,939 INFO L274 CegarLoopResult]: For program point L531(lines 531 1467) no Hoare annotation was computed. [2020-10-29 04:53:39,939 INFO L274 CegarLoopResult]: For program point L1588-1(lines 56 1652) no Hoare annotation was computed. [2020-10-29 04:53:39,939 INFO L274 CegarLoopResult]: For program point L1522-1(lines 56 1652) no Hoare annotation was computed. [2020-10-29 04:53:39,939 INFO L274 CegarLoopResult]: For program point L399(lines 399 1467) no Hoare annotation was computed. [2020-10-29 04:53:39,939 INFO L274 CegarLoopResult]: For program point L267(lines 267 1467) no Hoare annotation was computed. [2020-10-29 04:53:39,940 INFO L274 CegarLoopResult]: For program point L1192(lines 1192 1467) no Hoare annotation was computed. [2020-10-29 04:53:39,940 INFO L274 CegarLoopResult]: For program point L1589(line 1589) no Hoare annotation was computed. [2020-10-29 04:53:39,940 INFO L274 CegarLoopResult]: For program point L1523(line 1523) no Hoare annotation was computed. [2020-10-29 04:53:39,940 INFO L274 CegarLoopResult]: For program point L797(lines 797 1467) no Hoare annotation was computed. [2020-10-29 04:53:39,940 INFO L274 CegarLoopResult]: For program point L137(lines 137 1467) no Hoare annotation was computed. [2020-10-29 04:53:39,940 INFO L274 CegarLoopResult]: For program point L996(lines 996 1467) no Hoare annotation was computed. [2020-10-29 04:53:39,940 INFO L274 CegarLoopResult]: For program point L1591-1(lines 56 1652) no Hoare annotation was computed. [2020-10-29 04:53:39,940 INFO L274 CegarLoopResult]: For program point L1525-1(lines 56 1652) no Hoare annotation was computed. [2020-10-29 04:53:39,940 INFO L274 CegarLoopResult]: For program point L1129(lines 1129 1467) no Hoare annotation was computed. [2020-10-29 04:53:39,940 INFO L274 CegarLoopResult]: For program point L1063(lines 1063 1467) no Hoare annotation was computed. [2020-10-29 04:53:39,940 INFO L274 CegarLoopResult]: For program point L865(lines 865 1467) no Hoare annotation was computed. [2020-10-29 04:53:39,940 INFO L274 CegarLoopResult]: For program point L667(lines 667 1467) no Hoare annotation was computed. [2020-10-29 04:53:39,941 INFO L274 CegarLoopResult]: For program point L1592(line 1592) no Hoare annotation was computed. [2020-10-29 04:53:39,941 INFO L274 CegarLoopResult]: For program point L1526(line 1526) no Hoare annotation was computed. [2020-10-29 04:53:39,941 INFO L274 CegarLoopResult]: For program point L469(lines 469 1467) no Hoare annotation was computed. [2020-10-29 04:53:39,941 INFO L274 CegarLoopResult]: For program point L1328(lines 1328 1467) no Hoare annotation was computed. [2020-10-29 04:53:39,941 INFO L274 CegarLoopResult]: For program point L470(lines 470 480) no Hoare annotation was computed. [2020-10-29 04:53:39,941 INFO L274 CegarLoopResult]: For program point L470-2(lines 470 480) no Hoare annotation was computed. [2020-10-29 04:53:39,941 INFO L274 CegarLoopResult]: For program point L735(lines 735 1467) no Hoare annotation was computed. [2020-10-29 04:53:39,941 INFO L274 CegarLoopResult]: For program point L1594-1(lines 56 1652) no Hoare annotation was computed. [2020-10-29 04:53:39,941 INFO L274 CegarLoopResult]: For program point L1528-1(lines 56 1652) no Hoare annotation was computed. [2020-10-29 04:53:39,941 INFO L274 CegarLoopResult]: For program point L1462(lines 1462 1467) no Hoare annotation was computed. [2020-10-29 04:53:39,941 INFO L274 CegarLoopResult]: For program point L75(lines 75 1467) no Hoare annotation was computed. [2020-10-29 04:53:39,941 INFO L274 CegarLoopResult]: For program point L1595(line 1595) no Hoare annotation was computed. [2020-10-29 04:53:39,942 INFO L274 CegarLoopResult]: For program point L1529(line 1529) no Hoare annotation was computed. [2020-10-29 04:53:39,942 INFO L274 CegarLoopResult]: For program point L605(lines 605 1467) no Hoare annotation was computed. [2020-10-29 04:53:39,942 INFO L274 CegarLoopResult]: For program point L407(lines 407 1467) no Hoare annotation was computed. [2020-10-29 04:53:39,942 INFO L274 CegarLoopResult]: For program point L341(lines 341 1467) no Hoare annotation was computed. [2020-10-29 04:53:39,942 INFO L274 CegarLoopResult]: For program point L1134(lines 1134 1467) no Hoare annotation was computed. [2020-10-29 04:53:39,942 INFO L274 CegarLoopResult]: For program point L1068(lines 1068 1467) no Hoare annotation was computed. [2020-10-29 04:53:39,942 INFO L274 CegarLoopResult]: For program point L870(lines 870 1467) no Hoare annotation was computed. [2020-10-29 04:53:39,942 INFO L274 CegarLoopResult]: For program point L1597-1(lines 56 1652) no Hoare annotation was computed. [2020-10-29 04:53:39,942 INFO L274 CegarLoopResult]: For program point L1531-1(lines 56 1652) no Hoare annotation was computed. [2020-10-29 04:53:39,942 INFO L274 CegarLoopResult]: For program point L871(lines 871 889) no Hoare annotation was computed. [2020-10-29 04:53:39,942 INFO L274 CegarLoopResult]: For program point L871-2(lines 871 889) no Hoare annotation was computed. [2020-10-29 04:53:39,942 INFO L274 CegarLoopResult]: For program point L1598(line 1598) no Hoare annotation was computed. [2020-10-29 04:53:39,943 INFO L274 CegarLoopResult]: For program point L541(lines 541 1467) no Hoare annotation was computed. [2020-10-29 04:53:39,943 INFO L274 CegarLoopResult]: For program point L1532(line 1532) no Hoare annotation was computed. [2020-10-29 04:53:39,943 INFO L274 CegarLoopResult]: For program point L1202(lines 1202 1467) no Hoare annotation was computed. [2020-10-29 04:53:39,943 INFO L274 CegarLoopResult]: For program point L806(lines 806 1467) no Hoare annotation was computed. [2020-10-29 04:53:39,943 INFO L274 CegarLoopResult]: For program point L278(lines 278 1467) no Hoare annotation was computed. [2020-10-29 04:53:39,943 INFO L274 CegarLoopResult]: For program point L1005(lines 1005 1467) no Hoare annotation was computed. [2020-10-29 04:53:39,943 INFO L274 CegarLoopResult]: For program point L939(lines 939 1467) no Hoare annotation was computed. [2020-10-29 04:53:39,943 INFO L274 CegarLoopResult]: For program point L1600-1(lines 56 1652) no Hoare annotation was computed. [2020-10-29 04:53:39,943 INFO L274 CegarLoopResult]: For program point L1534-1(lines 56 1652) no Hoare annotation was computed. [2020-10-29 04:53:39,943 INFO L274 CegarLoopResult]: For program point L1468(lines 1468 1470) no Hoare annotation was computed. [2020-10-29 04:53:39,943 INFO L274 CegarLoopResult]: For program point L1468-2(lines 56 1652) no Hoare annotation was computed. [2020-10-29 04:53:39,943 INFO L274 CegarLoopResult]: For program point L1601(line 1601) no Hoare annotation was computed. [2020-10-29 04:53:39,943 INFO L274 CegarLoopResult]: For program point L1535(line 1535) no Hoare annotation was computed. [2020-10-29 04:53:39,944 INFO L274 CegarLoopResult]: For program point L1469(line 1469) no Hoare annotation was computed. [2020-10-29 04:53:39,944 INFO L274 CegarLoopResult]: For program point L148(lines 148 1467) no Hoare annotation was computed. [2020-10-29 04:53:39,944 INFO L274 CegarLoopResult]: For program point L677(lines 677 1467) no Hoare annotation was computed. [2020-10-29 04:53:39,944 INFO L274 CegarLoopResult]: For program point L1404(lines 1404 1467) no Hoare annotation was computed. [2020-10-29 04:53:39,944 INFO L274 CegarLoopResult]: For program point L1338(lines 1338 1467) no Hoare annotation was computed. [2020-10-29 04:53:39,944 INFO L274 CegarLoopResult]: For program point L215(lines 215 1467) no Hoare annotation was computed. [2020-10-29 04:53:39,944 INFO L274 CegarLoopResult]: For program point L1603-1(lines 56 1652) no Hoare annotation was computed. [2020-10-29 04:53:39,944 INFO L274 CegarLoopResult]: For program point L1537-1(lines 56 1652) no Hoare annotation was computed. [2020-10-29 04:53:39,944 INFO L274 CegarLoopResult]: For program point L1471-1(lines 56 1652) no Hoare annotation was computed. [2020-10-29 04:53:39,944 INFO L274 CegarLoopResult]: For program point L1405(lines 1405 1423) no Hoare annotation was computed. [2020-10-29 04:53:39,944 INFO L274 CegarLoopResult]: For program point L1405-2(lines 1405 1423) no Hoare annotation was computed. [2020-10-29 04:53:39,944 INFO L274 CegarLoopResult]: For program point L84(lines 84 1467) no Hoare annotation was computed. [2020-10-29 04:53:39,945 INFO L274 CegarLoopResult]: For program point calculate_outputFINAL(lines 56 1652) no Hoare annotation was computed. [2020-10-29 04:53:39,945 INFO L274 CegarLoopResult]: For program point L745(lines 745 1467) no Hoare annotation was computed. [2020-10-29 04:53:39,945 INFO L274 CegarLoopResult]: For program point L1604(line 1604) no Hoare annotation was computed. [2020-10-29 04:53:39,945 INFO L274 CegarLoopResult]: For program point L1538(line 1538) no Hoare annotation was computed. [2020-10-29 04:53:39,945 INFO L274 CegarLoopResult]: For program point L1472(line 1472) no Hoare annotation was computed. [2020-10-29 04:53:39,945 INFO L274 CegarLoopResult]: For program point L1076(lines 1076 1467) no Hoare annotation was computed. [2020-10-29 04:53:39,945 INFO L274 CegarLoopResult]: For program point L548(lines 548 1467) no Hoare annotation was computed. [2020-10-29 04:53:39,945 INFO L274 CegarLoopResult]: For program point L482(lines 482 1467) no Hoare annotation was computed. [2020-10-29 04:53:39,945 INFO L274 CegarLoopResult]: For program point L416(lines 416 1467) no Hoare annotation was computed. [2020-10-29 04:53:39,945 INFO L274 CegarLoopResult]: For program point L350(lines 350 1467) no Hoare annotation was computed. [2020-10-29 04:53:39,945 INFO L274 CegarLoopResult]: For program point L1606-1(lines 56 1652) no Hoare annotation was computed. [2020-10-29 04:53:39,945 INFO L274 CegarLoopResult]: For program point L1540-1(lines 56 1652) no Hoare annotation was computed. [2020-10-29 04:53:39,946 INFO L274 CegarLoopResult]: For program point L1474-1(lines 56 1652) no Hoare annotation was computed. [2020-10-29 04:53:39,946 INFO L274 CegarLoopResult]: For program point L1276(lines 1276 1467) no Hoare annotation was computed. [2020-10-29 04:53:39,946 INFO L274 CegarLoopResult]: For program point L1144(lines 1144 1467) no Hoare annotation was computed. [2020-10-29 04:53:39,946 INFO L274 CegarLoopResult]: For program point L616(lines 616 1467) no Hoare annotation was computed. [2020-10-29 04:53:39,947 INFO L274 CegarLoopResult]: For program point L1607(line 1607) no Hoare annotation was computed. [2020-10-29 04:53:39,947 INFO L274 CegarLoopResult]: For program point L1541(line 1541) no Hoare annotation was computed. [2020-10-29 04:53:39,947 INFO L274 CegarLoopResult]: For program point L1475(line 1475) no Hoare annotation was computed. [2020-10-29 04:53:39,948 INFO L274 CegarLoopResult]: For program point L286(lines 286 1467) no Hoare annotation was computed. [2020-10-29 04:53:39,948 INFO L274 CegarLoopResult]: For program point L1013(lines 1013 1467) no Hoare annotation was computed. [2020-10-29 04:53:39,949 INFO L274 CegarLoopResult]: For program point L815(lines 815 1467) no Hoare annotation was computed. [2020-10-29 04:53:39,949 INFO L274 CegarLoopResult]: For program point L1212(lines 1212 1467) no Hoare annotation was computed. [2020-10-29 04:53:39,949 INFO L274 CegarLoopResult]: For program point L1609-1(lines 56 1652) no Hoare annotation was computed. [2020-10-29 04:53:39,949 INFO L274 CegarLoopResult]: For program point L1543-1(lines 56 1652) no Hoare annotation was computed. [2020-10-29 04:53:39,949 INFO L274 CegarLoopResult]: For program point L1477-1(lines 56 1652) no Hoare annotation was computed. [2020-10-29 04:53:39,949 INFO L274 CegarLoopResult]: For program point L1213(lines 1213 1226) no Hoare annotation was computed. [2020-10-29 04:53:39,949 INFO L274 CegarLoopResult]: For program point L1213-2(lines 1213 1226) no Hoare annotation was computed. [2020-10-29 04:53:39,951 INFO L274 CegarLoopResult]: For program point L949(lines 949 1467) no Hoare annotation was computed. [2020-10-29 04:53:39,952 INFO L274 CegarLoopResult]: For program point L1610(line 1610) no Hoare annotation was computed. [2020-10-29 04:53:39,952 INFO L274 CegarLoopResult]: For program point L1544(line 1544) no Hoare annotation was computed. [2020-10-29 04:53:39,952 INFO L274 CegarLoopResult]: For program point L1478(line 1478) no Hoare annotation was computed. [2020-10-29 04:53:39,952 INFO L274 CegarLoopResult]: For program point L1346(lines 1346 1467) no Hoare annotation was computed. [2020-10-29 04:53:39,952 INFO L274 CegarLoopResult]: For program point L157(lines 157 1467) no Hoare annotation was computed. [2020-10-29 04:53:39,952 INFO L274 CegarLoopResult]: For program point L91(lines 91 1467) no Hoare annotation was computed. [2020-10-29 04:53:39,952 INFO L274 CegarLoopResult]: For program point L686(lines 686 1467) no Hoare annotation was computed. [2020-10-29 04:53:39,952 INFO L274 CegarLoopResult]: For program point L224(lines 224 1467) no Hoare annotation was computed. [2020-10-29 04:53:39,952 INFO L274 CegarLoopResult]: For program point L687(lines 687 701) no Hoare annotation was computed. [2020-10-29 04:53:39,953 INFO L274 CegarLoopResult]: For program point L687-2(lines 687 701) no Hoare annotation was computed. [2020-10-29 04:53:39,953 INFO L274 CegarLoopResult]: For program point L1612-1(lines 56 1652) no Hoare annotation was computed. [2020-10-29 04:53:39,953 INFO L274 CegarLoopResult]: For program point L1546-1(lines 56 1652) no Hoare annotation was computed. [2020-10-29 04:53:39,953 INFO L274 CegarLoopResult]: For program point L1480-1(lines 56 1652) no Hoare annotation was computed. [2020-10-29 04:53:39,953 INFO L274 CegarLoopResult]: For program point L1613(line 1613) no Hoare annotation was computed. [2020-10-29 04:53:39,953 INFO L270 CegarLoopResult]: At program point L1547(line 1547) the Hoare annotation is: (and (not (= |old(~a5~0)| |old(~a26~0)|)) (or (not (<= |old(~a12~0)| 1)) (not (<= 1 |old(~a12~0)|))) (not (= |old(~a27~0)| 1)) (not (<= 1 |old(~a3~0)|)) (or (not (<= 1 |old(~a6~0)|)) (not (<= |old(~a6~0)| 1)))) [2020-10-29 04:53:39,953 INFO L274 CegarLoopResult]: For program point L490(lines 490 1467) no Hoare annotation was computed. [2020-10-29 04:53:39,953 INFO L274 CegarLoopResult]: For program point L1547-1(line 1547) no Hoare annotation was computed. [2020-10-29 04:53:39,953 INFO L274 CegarLoopResult]: For program point L1481(line 1481) no Hoare annotation was computed. [2020-10-29 04:53:39,954 INFO L274 CegarLoopResult]: For program point L424(lines 424 1467) no Hoare annotation was computed. [2020-10-29 04:53:39,954 INFO L274 CegarLoopResult]: For program point L358(lines 358 1467) no Hoare annotation was computed. [2020-10-29 04:53:39,954 INFO L274 CegarLoopResult]: For program point L755(lines 755 1467) no Hoare annotation was computed. [2020-10-29 04:53:39,954 INFO L274 CegarLoopResult]: For program point L624(lines 624 1467) no Hoare annotation was computed. [2020-10-29 04:53:39,954 INFO L274 CegarLoopResult]: For program point L558(lines 558 1467) no Hoare annotation was computed. [2020-10-29 04:53:39,954 INFO L274 CegarLoopResult]: For program point L1615-1(lines 56 1652) no Hoare annotation was computed. [2020-10-29 04:53:39,954 INFO L274 CegarLoopResult]: For program point L1549-1(lines 56 1652) no Hoare annotation was computed. [2020-10-29 04:53:39,954 INFO L274 CegarLoopResult]: For program point L1483-1(lines 56 1652) no Hoare annotation was computed. [2020-10-29 04:53:39,954 INFO L274 CegarLoopResult]: For program point L294(lines 294 1467) no Hoare annotation was computed. [2020-10-29 04:53:39,954 INFO L274 CegarLoopResult]: For program point L1285(lines 1285 1467) no Hoare annotation was computed. [2020-10-29 04:53:39,954 INFO L274 CegarLoopResult]: For program point L1616(line 1616) no Hoare annotation was computed. [2020-10-29 04:53:39,954 INFO L274 CegarLoopResult]: For program point L1550(line 1550) no Hoare annotation was computed. [2020-10-29 04:53:39,955 INFO L274 CegarLoopResult]: For program point L1484(line 1484) no Hoare annotation was computed. [2020-10-29 04:53:39,955 INFO L274 CegarLoopResult]: For program point L1352(lines 1352 1467) no Hoare annotation was computed. [2020-10-29 04:53:39,955 INFO L274 CegarLoopResult]: For program point L1286(lines 1286 1305) no Hoare annotation was computed. [2020-10-29 04:53:39,955 INFO L274 CegarLoopResult]: For program point L1286-2(lines 1286 1305) no Hoare annotation was computed. [2020-10-29 04:53:39,955 INFO L274 CegarLoopResult]: For program point L1154(lines 1154 1467) no Hoare annotation was computed. [2020-10-29 04:53:39,955 INFO L274 CegarLoopResult]: For program point L97(lines 97 1467) no Hoare annotation was computed. [2020-10-29 04:53:39,955 INFO L274 CegarLoopResult]: For program point L1088(lines 1088 1467) no Hoare annotation was computed. [2020-10-29 04:53:39,955 INFO L274 CegarLoopResult]: For program point L1023(lines 1023 1467) no Hoare annotation was computed. [2020-10-29 04:53:39,955 INFO L274 CegarLoopResult]: For program point L957(lines 957 1467) no Hoare annotation was computed. [2020-10-29 04:53:39,955 INFO L274 CegarLoopResult]: For program point L891(lines 891 1467) no Hoare annotation was computed. [2020-10-29 04:53:39,955 INFO L274 CegarLoopResult]: For program point L1618-1(lines 56 1652) no Hoare annotation was computed. [2020-10-29 04:53:39,955 INFO L274 CegarLoopResult]: For program point L1552-1(lines 56 1652) no Hoare annotation was computed. [2020-10-29 04:53:39,956 INFO L274 CegarLoopResult]: For program point L1486-1(lines 56 1652) no Hoare annotation was computed. [2020-10-29 04:53:39,956 INFO L274 CegarLoopResult]: For program point L1619(line 1619) no Hoare annotation was computed. [2020-10-29 04:53:39,956 INFO L274 CegarLoopResult]: For program point L1553(line 1553) no Hoare annotation was computed. [2020-10-29 04:53:39,956 INFO L274 CegarLoopResult]: For program point L1487(line 1487) no Hoare annotation was computed. [2020-10-29 04:53:39,956 INFO L274 CegarLoopResult]: For program point L166(lines 166 1467) no Hoare annotation was computed. [2020-10-29 04:53:39,956 INFO L274 CegarLoopResult]: For program point L827(lines 827 1467) no Hoare annotation was computed. [2020-10-29 04:53:39,956 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-29 04:53:39,956 INFO L270 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= ~a27~0 1) (<= 1 ~a3~0)) [2020-10-29 04:53:39,956 INFO L277 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-29 04:53:39,956 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-29 04:53:39,956 INFO L274 CegarLoopResult]: For program point L1665(line 1665) no Hoare annotation was computed. [2020-10-29 04:53:39,957 INFO L270 CegarLoopResult]: At program point mainENTRY(lines 1654 1671) the Hoare annotation is: (or (and (= ~a28~0 |old(~a28~0)|) (= ~a26~0 |old(~a26~0)|) (= ~a21~0 |old(~a21~0)|) (= ~a6~0 |old(~a6~0)|) (= ~a8~0 |old(~a8~0)|) (= ~a29~0 |old(~a29~0)|) (= ~a1~0 |old(~a1~0)|) (= ~a19~0 |old(~a19~0)|) (= ~a0~0 |old(~a0~0)|) (= ~a3~0 |old(~a3~0)|) (= ~a9~0 |old(~a9~0)|) (= ~a7~0 |old(~a7~0)|) (= ~a27~0 1) (= ~a11~0 |old(~a11~0)|) (= ~a5~0 |old(~a5~0)|) (= ~a16~0 |old(~a16~0)|) (= ~a4~0 |old(~a4~0)|) (= ~a2~0 |old(~a2~0)|) (= ~a17~0 |old(~a17~0)|) (= ~a14~0 |old(~a14~0)|) (= ~a25~0 |old(~a25~0)|) (= ~a23~0 |old(~a23~0)|) (= ~a12~0 |old(~a12~0)|) (= ~a15~0 |old(~a15~0)|) (= ~a13~0 |old(~a13~0)|) (= ~a24~0 |old(~a24~0)|) (= ~a20~0 |old(~a20~0)|) (= ~a22~0 |old(~a22~0)|) (= ~a10~0 |old(~a10~0)|)) (not (= |old(~a27~0)| 1)) (not (<= 1 |old(~a3~0)|))) [2020-10-29 04:53:39,957 INFO L270 CegarLoopResult]: At program point L1660-2(lines 1660 1670) the Hoare annotation is: (or (= ~a27~0 1) (<= 1 ~a3~0) (and (<= ~a12~0 1) (<= 1 ~a12~0)) (= ~a26~0 ~a5~0) (not (= |old(~a27~0)| 1)) (not (<= 1 |old(~a3~0)|)) (and (<= ~a6~0 1) (<= 1 ~a6~0))) [2020-10-29 04:53:39,957 INFO L274 CegarLoopResult]: For program point L1660-3(lines 1654 1671) no Hoare annotation was computed. [2020-10-29 04:53:39,957 INFO L274 CegarLoopResult]: For program point mainEXIT(lines 1654 1671) no Hoare annotation was computed. [2020-10-29 04:53:39,957 INFO L270 CegarLoopResult]: At program point L1668(line 1668) the Hoare annotation is: (or (= ~a27~0 1) (<= 1 ~a3~0) (and (<= ~a12~0 1) (<= 1 ~a12~0)) (= ~a26~0 ~a5~0) (not (= |old(~a27~0)| 1)) (not (<= 1 |old(~a3~0)|)) (and (<= ~a6~0 1) (<= 1 ~a6~0))) [2020-10-29 04:53:39,957 INFO L274 CegarLoopResult]: For program point L1668-1(line 1668) no Hoare annotation was computed. [2020-10-29 04:53:39,984 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.10 04:53:39 BoogieIcfgContainer [2020-10-29 04:53:39,984 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-29 04:53:39,989 INFO L168 Benchmark]: Toolchain (without parser) took 52864.69 ms. Allocated memory was 125.8 MB in the beginning and 874.5 MB in the end (delta: 748.7 MB). Free memory was 95.7 MB in the beginning and 736.7 MB in the end (delta: -641.0 MB). Peak memory consumption was 528.1 MB. Max. memory is 8.0 GB. [2020-10-29 04:53:39,990 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 125.8 MB. Free memory is still 87.9 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-10-29 04:53:39,996 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1135.68 ms. Allocated memory was 125.8 MB in the beginning and 161.5 MB in the end (delta: 35.7 MB). Free memory was 95.0 MB in the beginning and 99.7 MB in the end (delta: -4.6 MB). Peak memory consumption was 31.8 MB. Max. memory is 8.0 GB. [2020-10-29 04:53:39,998 INFO L168 Benchmark]: Boogie Preprocessor took 244.38 ms. Allocated memory is still 161.5 MB. Free memory was 99.7 MB in the beginning and 130.6 MB in the end (delta: -31.0 MB). Peak memory consumption was 8.2 MB. Max. memory is 8.0 GB. [2020-10-29 04:53:39,999 INFO L168 Benchmark]: RCFGBuilder took 2176.09 ms. Allocated memory is still 161.5 MB. Free memory was 130.1 MB in the beginning and 52.6 MB in the end (delta: 77.5 MB). Peak memory consumption was 92.2 MB. Max. memory is 8.0 GB. [2020-10-29 04:53:39,999 INFO L168 Benchmark]: TraceAbstraction took 49292.35 ms. Allocated memory was 161.5 MB in the beginning and 874.5 MB in the end (delta: 713.0 MB). Free memory was 52.1 MB in the beginning and 736.7 MB in the end (delta: -684.6 MB). Peak memory consumption was 447.3 MB. Max. memory is 8.0 GB. [2020-10-29 04:53:40,011 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 125.8 MB. Free memory is still 87.9 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 1135.68 ms. Allocated memory was 125.8 MB in the beginning and 161.5 MB in the end (delta: 35.7 MB). Free memory was 95.0 MB in the beginning and 99.7 MB in the end (delta: -4.6 MB). Peak memory consumption was 31.8 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 244.38 ms. Allocated memory is still 161.5 MB. Free memory was 99.7 MB in the beginning and 130.6 MB in the end (delta: -31.0 MB). Peak memory consumption was 8.2 MB. Max. memory is 8.0 GB. * RCFGBuilder took 2176.09 ms. Allocated memory is still 161.5 MB. Free memory was 130.1 MB in the beginning and 52.6 MB in the end (delta: 77.5 MB). Peak memory consumption was 92.2 MB. Max. memory is 8.0 GB. * TraceAbstraction took 49292.35 ms. Allocated memory was 161.5 MB in the beginning and 874.5 MB in the end (delta: 713.0 MB). Free memory was 52.1 MB in the beginning and 736.7 MB in the end (delta: -684.6 MB). Peak memory consumption was 447.3 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 4]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 1660]: Loop Invariant Derived loop invariant: (((((a27 == 1 || 1 <= a3) || (a12 <= 1 && 1 <= a12)) || a26 == a5) || !(\old(a27) == 1)) || !(1 <= \old(a3))) || (a6 <= 1 && 1 <= a6) - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 315 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 45.5s, OverallIterations: 5, TraceHistogramMax: 3, AutomataDifference: 19.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 3.6s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 235 SDtfs, 1987 SDslu, 234 SDs, 0 SdLazy, 6504 SolverSat, 891 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 14.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 53 GetRequests, 32 SyntacticMatches, 2 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=3409occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.4s AutomataMinimizationTime, 5 MinimizatonAttempts, 40 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 9 LocationsWithAnnotation, 137 PreInvPairs, 201 NumberOfFragments, 832 HoareAnnotationTreeSize, 137 FomulaSimplifications, 26476 FormulaSimplificationTreeSizeReduction, 1.1s HoareSimplificationTime, 9 FomulaSimplificationsInter, 5730 FormulaSimplificationTreeSizeReductionInter, 2.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 24.4s InterpolantComputationTime, 1008 NumberOfCodeBlocks, 1008 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 1003 ConstructedInterpolants, 0 QuantifiedInterpolants, 1063120 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 1 PerfectInterpolantSequences, 110/115 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...