/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=DEEPEST --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/Problem15_label20.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-27 18:23:30,816 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-27 18:23:30,821 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-27 18:23:30,881 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-27 18:23:30,883 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-27 18:23:30,891 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-27 18:23:30,895 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-27 18:23:30,901 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-27 18:23:30,905 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-27 18:23:30,915 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-27 18:23:30,917 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-27 18:23:30,919 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-27 18:23:30,920 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-27 18:23:30,924 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-27 18:23:30,927 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-27 18:23:30,930 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-27 18:23:30,931 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-27 18:23:30,936 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-27 18:23:30,945 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-27 18:23:30,955 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-27 18:23:30,958 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-27 18:23:30,960 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-27 18:23:30,962 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-27 18:23:30,965 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-27 18:23:30,982 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-27 18:23:30,983 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-27 18:23:30,983 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-27 18:23:30,986 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-27 18:23:30,987 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-27 18:23:30,988 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-27 18:23:30,989 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-27 18:23:30,990 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-27 18:23:30,993 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-27 18:23:30,994 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-27 18:23:30,996 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-27 18:23:30,996 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-27 18:23:30,997 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-27 18:23:30,997 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-27 18:23:30,998 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-27 18:23:30,999 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-27 18:23:31,000 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-27 18:23:31,009 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 [2020-10-27 18:23:31,074 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-27 18:23:31,074 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-27 18:23:31,079 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-27 18:23:31,080 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-27 18:23:31,080 INFO L138 SettingsManager]: * Use SBE=true [2020-10-27 18:23:31,080 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-27 18:23:31,081 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-27 18:23:31,081 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-27 18:23:31,081 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-27 18:23:31,081 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-27 18:23:31,081 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-27 18:23:31,081 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-27 18:23:31,082 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-27 18:23:31,082 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-27 18:23:31,085 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-27 18:23:31,085 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-27 18:23:31,086 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-27 18:23:31,086 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-27 18:23:31,086 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-27 18:23:31,086 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-27 18:23:31,087 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-27 18:23:31,087 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-27 18:23:31,087 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-27 18:23:31,087 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-27 18:23:31,088 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-27 18:23:31,088 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-27 18:23:31,088 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-27 18:23:31,088 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-27 18:23:31,089 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-27 18:23:31,089 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=DEEPEST;log-additional-information=true;unknown-allowed=true; [2020-10-27 18:23:31,543 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-27 18:23:31,577 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-27 18:23:31,581 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-27 18:23:31,582 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-27 18:23:31,583 INFO L275 PluginConnector]: CDTParser initialized [2020-10-27 18:23:31,585 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem15_label20.c [2020-10-27 18:23:31,675 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/b33bccdad/b8eb31ae4f424b21b54c91e019664e93/FLAGa16c76d19 [2020-10-27 18:23:32,611 INFO L306 CDTParser]: Found 1 translation units. [2020-10-27 18:23:32,612 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/eca-rers2012/Problem15_label20.c [2020-10-27 18:23:32,640 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/b33bccdad/b8eb31ae4f424b21b54c91e019664e93/FLAGa16c76d19 [2020-10-27 18:23:32,690 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/b33bccdad/b8eb31ae4f424b21b54c91e019664e93 [2020-10-27 18:23:32,694 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-27 18:23:32,704 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-27 18:23:32,708 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-27 18:23:32,709 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-27 18:23:32,713 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-27 18:23:32,715 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 06:23:32" (1/1) ... [2020-10-27 18:23:32,726 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@58ade471 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:23:32, skipping insertion in model container [2020-10-27 18:23:32,727 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 06:23:32" (1/1) ... [2020-10-27 18:23:32,737 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-27 18:23:32,840 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-27 18:23:33,724 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 18:23:33,737 INFO L203 MainTranslator]: Completed pre-run [2020-10-27 18:23:34,079 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 18:23:34,109 INFO L208 MainTranslator]: Completed translation [2020-10-27 18:23:34,111 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:23:34 WrapperNode [2020-10-27 18:23:34,112 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-27 18:23:34,114 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-27 18:23:34,114 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-27 18:23:34,115 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-27 18:23:34,131 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:23:34" (1/1) ... [2020-10-27 18:23:34,133 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:23:34" (1/1) ... [2020-10-27 18:23:34,212 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:23:34" (1/1) ... [2020-10-27 18:23:34,214 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:23:34" (1/1) ... [2020-10-27 18:23:34,296 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:23:34" (1/1) ... [2020-10-27 18:23:34,315 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:23:34" (1/1) ... [2020-10-27 18:23:34,333 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:23:34" (1/1) ... [2020-10-27 18:23:34,356 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-27 18:23:34,357 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-27 18:23:34,358 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-27 18:23:34,358 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-27 18:23:34,359 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:23:34" (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 [2020-10-27 18:23:34,475 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-27 18:23:34,475 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-27 18:23:34,476 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-27 18:23:34,476 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2020-10-27 18:23:34,476 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output2 [2020-10-27 18:23:34,476 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-27 18:23:34,477 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2020-10-27 18:23:34,477 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output2 [2020-10-27 18:23:34,477 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-27 18:23:34,477 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-27 18:23:34,477 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-27 18:23:34,478 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-27 18:23:34,478 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-27 18:23:34,478 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-10-27 18:23:34,478 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-27 18:23:34,478 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-27 18:23:34,479 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-27 18:23:34,479 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-27 18:23:34,479 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-27 18:23:34,479 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-27 18:23:34,480 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-27 18:23:38,908 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-27 18:23:38,909 INFO L298 CfgBuilder]: Removed 1 assume(true) statements. [2020-10-27 18:23:38,911 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 06:23:38 BoogieIcfgContainer [2020-10-27 18:23:38,911 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-27 18:23:38,914 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-27 18:23:38,914 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-27 18:23:38,918 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-27 18:23:38,918 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.10 06:23:32" (1/3) ... [2020-10-27 18:23:38,919 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@735ff234 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 06:23:38, skipping insertion in model container [2020-10-27 18:23:38,919 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:23:34" (2/3) ... [2020-10-27 18:23:38,920 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@735ff234 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 06:23:38, skipping insertion in model container [2020-10-27 18:23:38,920 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 06:23:38" (3/3) ... [2020-10-27 18:23:38,922 INFO L111 eAbstractionObserver]: Analyzing ICFG Problem15_label20.c [2020-10-27 18:23:38,936 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-27 18:23:38,942 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-27 18:23:38,957 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-27 18:23:38,995 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-27 18:23:38,995 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-27 18:23:38,996 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-27 18:23:38,996 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-27 18:23:38,996 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-27 18:23:38,996 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-27 18:23:38,996 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-27 18:23:38,996 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-27 18:23:39,027 INFO L276 IsEmpty]: Start isEmpty. Operand 441 states. [2020-10-27 18:23:39,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2020-10-27 18:23:39,036 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 18:23:39,038 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] [2020-10-27 18:23:39,038 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 18:23:39,045 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 18:23:39,045 INFO L82 PathProgramCache]: Analyzing trace with hash -1509789073, now seen corresponding path program 1 times [2020-10-27 18:23:39,055 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 18:23:39,056 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1065432534] [2020-10-27 18:23:39,056 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 18:23:39,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 18:23:39,388 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:23:40,009 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 18:23:40,009 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 59 [2020-10-27 18:23:40,009 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 18:23:40,010 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 698 [2020-10-27 18:23:40,012 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 18:23:40,012 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 18:23:40,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 18:23:40,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 50 [2020-10-27 18:23:40,013 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-27 18:23:40,206 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 18:23:40,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 18:23:40,220 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:23:40,239 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 18:23:40,239 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 18:23:40,240 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 18:23:40,240 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-10-27 18:23:40,240 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 18:23:40,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 18:23:40,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 18:23:40,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 18:23:40,241 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 18:23:40,264 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-27 18:23:40,264 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1065432534] [2020-10-27 18:23:40,267 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 18:23:40,267 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-27 18:23:40,268 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [85958348] [2020-10-27 18:23:40,273 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-27 18:23:40,273 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 18:23:40,288 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-27 18:23:40,289 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-27 18:23:40,291 INFO L87 Difference]: Start difference. First operand 441 states. Second operand 4 states. [2020-10-27 18:23:48,628 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 18:23:48,628 INFO L93 Difference]: Finished difference Result 1204 states and 2170 transitions. [2020-10-27 18:23:48,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-27 18:23:48,631 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 49 [2020-10-27 18:23:48,632 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 18:23:48,654 INFO L225 Difference]: With dead ends: 1204 [2020-10-27 18:23:48,655 INFO L226 Difference]: Without dead ends: 698 [2020-10-27 18:23:48,667 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-10-27 18:23:48,691 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 698 states. [2020-10-27 18:23:48,794 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 698 to 692. [2020-10-27 18:23:48,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 692 states. [2020-10-27 18:23:48,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 692 states to 692 states and 1013 transitions. [2020-10-27 18:23:48,804 INFO L78 Accepts]: Start accepts. Automaton has 692 states and 1013 transitions. Word has length 49 [2020-10-27 18:23:48,805 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 18:23:48,805 INFO L481 AbstractCegarLoop]: Abstraction has 692 states and 1013 transitions. [2020-10-27 18:23:48,805 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-27 18:23:48,805 INFO L276 IsEmpty]: Start isEmpty. Operand 692 states and 1013 transitions. [2020-10-27 18:23:48,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2020-10-27 18:23:48,812 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 18:23:48,812 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 18:23:48,813 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-27 18:23:48,813 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 18:23:48,814 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 18:23:48,814 INFO L82 PathProgramCache]: Analyzing trace with hash -603319207, now seen corresponding path program 1 times [2020-10-27 18:23:48,814 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 18:23:48,815 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [185031518] [2020-10-27 18:23:48,815 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 18:23:48,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 18:23:48,946 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:23:49,183 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:23:50,943 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 18:23:50,943 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 130 [2020-10-27 18:23:50,943 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 18:23:50,946 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2038 [2020-10-27 18:23:50,947 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 18:23:50,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 18:23:50,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 79 [2020-10-27 18:23:50,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 47 [2020-10-27 18:23:50,948 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 18:23:51,113 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 18:23:51,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 18:23:51,130 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:23:51,140 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 18:23:51,140 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 18:23:51,140 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 18:23:51,140 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-27 18:23:51,141 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 18:23:51,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 18:23:51,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 18:23:51,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 18:23:51,141 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 18:23:51,169 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-27 18:23:51,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 18:23:51,219 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:23:51,300 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 18:23:51,301 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 70 [2020-10-27 18:23:51,301 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 18:23:51,301 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 97 [2020-10-27 18:23:51,302 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 18:23:51,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 18:23:51,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 18:23:51,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 64 [2020-10-27 18:23:51,302 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 18:23:51,360 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 40 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-27 18:23:51,361 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [185031518] [2020-10-27 18:23:51,361 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 18:23:51,361 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2020-10-27 18:23:51,362 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [246732928] [2020-10-27 18:23:51,364 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-27 18:23:51,364 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 18:23:51,365 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-27 18:23:51,366 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-27 18:23:51,366 INFO L87 Difference]: Start difference. First operand 692 states and 1013 transitions. Second operand 5 states. [2020-10-27 18:23:51,929 WARN L193 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-10-27 18:24:02,460 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 18:24:02,461 INFO L93 Difference]: Finished difference Result 1701 states and 2593 transitions. [2020-10-27 18:24:02,466 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-27 18:24:02,466 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 118 [2020-10-27 18:24:02,469 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 18:24:02,477 INFO L225 Difference]: With dead ends: 1701 [2020-10-27 18:24:02,478 INFO L226 Difference]: Without dead ends: 1015 [2020-10-27 18:24:02,482 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2020-10-27 18:24:02,485 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1015 states. [2020-10-27 18:24:02,534 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1015 to 1011. [2020-10-27 18:24:02,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1011 states. [2020-10-27 18:24:02,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1011 states to 1011 states and 1389 transitions. [2020-10-27 18:24:02,542 INFO L78 Accepts]: Start accepts. Automaton has 1011 states and 1389 transitions. Word has length 118 [2020-10-27 18:24:02,543 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 18:24:02,543 INFO L481 AbstractCegarLoop]: Abstraction has 1011 states and 1389 transitions. [2020-10-27 18:24:02,543 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-27 18:24:02,544 INFO L276 IsEmpty]: Start isEmpty. Operand 1011 states and 1389 transitions. [2020-10-27 18:24:02,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2020-10-27 18:24:02,550 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 18:24:02,551 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 18:24:02,551 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-27 18:24:02,551 INFO L429 AbstractCegarLoop]: === Iteration 3 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 18:24:02,552 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 18:24:02,552 INFO L82 PathProgramCache]: Analyzing trace with hash 2111769856, now seen corresponding path program 1 times [2020-10-27 18:24:02,552 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 18:24:02,553 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1430904844] [2020-10-27 18:24:02,553 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 18:24:02,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 18:24:02,647 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:24:02,947 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:24:03,943 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 18:24:03,944 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 146 [2020-10-27 18:24:03,944 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 18:24:03,944 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1330 [2020-10-27 18:24:03,944 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 18:24:03,945 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 18:24:03,945 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 95 [2020-10-27 18:24:03,945 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 47 [2020-10-27 18:24:03,945 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 18:24:04,158 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 18:24:04,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 18:24:04,169 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:24:04,175 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 18:24:04,176 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 18:24:04,176 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 18:24:04,179 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 18:24:04,179 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 18:24:04,179 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 18:24:04,179 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 18:24:04,180 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 18:24:04,180 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 18:24:04,208 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-27 18:24:04,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 18:24:04,265 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:24:04,408 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 18:24:04,408 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 86 [2020-10-27 18:24:04,409 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 18:24:04,409 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 160 [2020-10-27 18:24:04,409 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 18:24:04,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 18:24:04,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 18:24:04,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 80 [2020-10-27 18:24:04,410 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 18:24:04,479 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 40 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-27 18:24:04,479 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1430904844] [2020-10-27 18:24:04,480 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 18:24:04,480 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2020-10-27 18:24:04,480 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [955785179] [2020-10-27 18:24:04,482 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-27 18:24:04,482 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 18:24:04,483 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-27 18:24:04,484 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-27 18:24:04,485 INFO L87 Difference]: Start difference. First operand 1011 states and 1389 transitions. Second operand 5 states. [2020-10-27 18:24:05,233 WARN L193 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 63 [2020-10-27 18:24:17,611 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 18:24:17,611 INFO L93 Difference]: Finished difference Result 2958 states and 4114 transitions. [2020-10-27 18:24:17,619 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-27 18:24:17,619 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 134 [2020-10-27 18:24:17,620 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 18:24:17,633 INFO L225 Difference]: With dead ends: 2958 [2020-10-27 18:24:17,633 INFO L226 Difference]: Without dead ends: 1953 [2020-10-27 18:24:17,637 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2020-10-27 18:24:17,640 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1953 states. [2020-10-27 18:24:17,701 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1953 to 1943. [2020-10-27 18:24:17,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1943 states. [2020-10-27 18:24:17,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1943 states to 1943 states and 2634 transitions. [2020-10-27 18:24:17,710 INFO L78 Accepts]: Start accepts. Automaton has 1943 states and 2634 transitions. Word has length 134 [2020-10-27 18:24:17,711 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 18:24:17,711 INFO L481 AbstractCegarLoop]: Abstraction has 1943 states and 2634 transitions. [2020-10-27 18:24:17,711 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-27 18:24:17,711 INFO L276 IsEmpty]: Start isEmpty. Operand 1943 states and 2634 transitions. [2020-10-27 18:24:17,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2020-10-27 18:24:17,715 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 18:24:17,715 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 18:24:17,716 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-27 18:24:17,716 INFO L429 AbstractCegarLoop]: === Iteration 4 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 18:24:17,716 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 18:24:17,717 INFO L82 PathProgramCache]: Analyzing trace with hash 1586652723, now seen corresponding path program 1 times [2020-10-27 18:24:17,717 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 18:24:17,717 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [965001203] [2020-10-27 18:24:17,717 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 18:24:17,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 18:24:17,787 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:24:18,059 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:24:18,923 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 18:24:18,923 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 152 [2020-10-27 18:24:18,924 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 18:24:18,924 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1161 [2020-10-27 18:24:18,924 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 18:24:18,924 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 18:24:18,924 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 101 [2020-10-27 18:24:18,924 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 47 [2020-10-27 18:24:18,925 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 18:24:19,064 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 18:24:19,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 18:24:19,068 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:24:19,073 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 18:24:19,074 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 18:24:19,074 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 18:24:19,074 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 18:24:19,074 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 18:24:19,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 18:24:19,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 18:24:19,075 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 18:24:19,075 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 18:24:19,102 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-27 18:24:19,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 18:24:19,142 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:24:19,219 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 18:24:19,219 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 92 [2020-10-27 18:24:19,220 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 18:24:19,220 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 92 [2020-10-27 18:24:19,220 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 18:24:19,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 18:24:19,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 18:24:19,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 86 [2020-10-27 18:24:19,221 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 18:24:19,286 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 40 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-27 18:24:19,287 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [965001203] [2020-10-27 18:24:19,287 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 18:24:19,287 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2020-10-27 18:24:19,288 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1262840874] [2020-10-27 18:24:19,288 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-27 18:24:19,288 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 18:24:19,289 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-27 18:24:19,289 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-27 18:24:19,290 INFO L87 Difference]: Start difference. First operand 1943 states and 2634 transitions. Second operand 5 states. [2020-10-27 18:24:20,010 WARN L193 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-10-27 18:24:31,762 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 18:24:31,762 INFO L93 Difference]: Finished difference Result 5464 states and 7572 transitions. [2020-10-27 18:24:31,771 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-27 18:24:31,774 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 140 [2020-10-27 18:24:31,775 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 18:24:31,807 INFO L225 Difference]: With dead ends: 5464 [2020-10-27 18:24:31,807 INFO L226 Difference]: Without dead ends: 3527 [2020-10-27 18:24:31,814 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2020-10-27 18:24:31,819 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3527 states. [2020-10-27 18:24:31,954 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3527 to 3513. [2020-10-27 18:24:31,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3513 states. [2020-10-27 18:24:31,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3513 states to 3513 states and 4577 transitions. [2020-10-27 18:24:31,972 INFO L78 Accepts]: Start accepts. Automaton has 3513 states and 4577 transitions. Word has length 140 [2020-10-27 18:24:31,973 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 18:24:31,973 INFO L481 AbstractCegarLoop]: Abstraction has 3513 states and 4577 transitions. [2020-10-27 18:24:31,973 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-27 18:24:31,973 INFO L276 IsEmpty]: Start isEmpty. Operand 3513 states and 4577 transitions. [2020-10-27 18:24:31,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2020-10-27 18:24:31,986 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 18:24:31,986 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 18:24:31,987 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-27 18:24:31,987 INFO L429 AbstractCegarLoop]: === Iteration 5 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 18:24:31,987 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 18:24:31,988 INFO L82 PathProgramCache]: Analyzing trace with hash 1392368517, now seen corresponding path program 1 times [2020-10-27 18:24:31,988 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 18:24:31,988 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1629100507] [2020-10-27 18:24:31,988 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 18:24:32,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 18:24:32,164 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:24:32,371 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:24:32,554 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:24:33,433 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:24:33,860 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:24:37,080 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 18:24:37,081 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 204 [2020-10-27 18:24:37,081 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 18:24:37,081 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5005 [2020-10-27 18:24:37,081 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 18:24:37,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 18:24:37,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 153 [2020-10-27 18:24:37,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-27 18:24:37,082 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 18:24:37,355 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 18:24:37,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 18:24:37,362 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:24:37,379 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 18:24:37,379 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 18:24:37,380 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 18:24:37,380 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-27 18:24:37,383 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 18:24:37,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 18:24:37,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 18:24:37,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 18:24:37,384 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 18:24:37,435 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-27 18:24:37,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 18:24:37,442 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:24:37,471 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 18:24:37,471 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 70 [2020-10-27 18:24:37,471 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 18:24:37,471 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 29 [2020-10-27 18:24:37,472 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 18:24:37,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 18:24:37,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 18:24:37,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 18:24:37,472 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 18:24:37,497 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2020-10-27 18:24:37,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 18:24:37,535 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:24:37,624 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 18:24:37,625 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 73 [2020-10-27 18:24:37,625 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 18:24:37,625 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 105 [2020-10-27 18:24:37,625 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 18:24:37,625 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 18:24:37,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 18:24:37,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 67 [2020-10-27 18:24:37,626 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 18:24:37,736 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 83 proven. 2 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2020-10-27 18:24:37,737 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1629100507] [2020-10-27 18:24:37,737 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 18:24:37,737 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2020-10-27 18:24:37,737 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [766993420] [2020-10-27 18:24:37,738 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-27 18:24:37,738 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 18:24:37,739 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-27 18:24:37,740 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-27 18:24:37,740 INFO L87 Difference]: Start difference. First operand 3513 states and 4577 transitions. Second operand 5 states. [2020-10-27 18:24:39,353 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2020-10-27 18:24:45,090 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 18:24:45,091 INFO L93 Difference]: Finished difference Result 7048 states and 9211 transitions. [2020-10-27 18:24:45,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-27 18:24:45,097 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 190 [2020-10-27 18:24:45,098 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 18:24:45,123 INFO L225 Difference]: With dead ends: 7048 [2020-10-27 18:24:45,123 INFO L226 Difference]: Without dead ends: 3521 [2020-10-27 18:24:45,134 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2020-10-27 18:24:45,139 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3521 states. [2020-10-27 18:24:45,247 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3521 to 3513. [2020-10-27 18:24:45,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3513 states. [2020-10-27 18:24:45,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3513 states to 3513 states and 4573 transitions. [2020-10-27 18:24:45,264 INFO L78 Accepts]: Start accepts. Automaton has 3513 states and 4573 transitions. Word has length 190 [2020-10-27 18:24:45,264 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 18:24:45,264 INFO L481 AbstractCegarLoop]: Abstraction has 3513 states and 4573 transitions. [2020-10-27 18:24:45,264 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-27 18:24:45,265 INFO L276 IsEmpty]: Start isEmpty. Operand 3513 states and 4573 transitions. [2020-10-27 18:24:45,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2020-10-27 18:24:45,271 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 18:24:45,271 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 18:24:45,271 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-27 18:24:45,272 INFO L429 AbstractCegarLoop]: === Iteration 6 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 18:24:45,272 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 18:24:45,272 INFO L82 PathProgramCache]: Analyzing trace with hash 1060206577, now seen corresponding path program 1 times [2020-10-27 18:24:45,273 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 18:24:45,273 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1513723863] [2020-10-27 18:24:45,273 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 18:24:45,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 18:24:45,380 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:24:45,561 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:24:45,825 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:24:46,514 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:24:49,018 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:24:50,340 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 18:24:50,341 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 210 [2020-10-27 18:24:50,341 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 18:24:50,341 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5004 [2020-10-27 18:24:50,342 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 18:24:50,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 18:24:50,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 159 [2020-10-27 18:24:50,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 30 [2020-10-27 18:24:50,342 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 18:24:50,622 WARN L193 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 61 [2020-10-27 18:24:50,623 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 18:24:50,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 18:24:50,628 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:24:50,633 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 18:24:50,634 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 18:24:50,634 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 18:24:50,634 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 18:24:50,634 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 18:24:50,634 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 18:24:50,634 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 18:24:50,635 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 18:24:50,635 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 18:24:50,673 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-27 18:24:50,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 18:24:50,680 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:24:50,702 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 18:24:50,702 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 70 [2020-10-27 18:24:50,702 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 18:24:50,703 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-10-27 18:24:50,703 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 18:24:50,703 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 18:24:50,703 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 18:24:50,703 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 18:24:50,703 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 18:24:50,723 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2020-10-27 18:24:50,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 18:24:50,762 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:24:50,853 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 18:24:50,854 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 79 [2020-10-27 18:24:50,854 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 18:24:50,854 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 108 [2020-10-27 18:24:50,854 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 18:24:50,854 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 18:24:50,854 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 18:24:50,855 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 73 [2020-10-27 18:24:50,855 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 18:24:51,084 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 83 proven. 2 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2020-10-27 18:24:51,085 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1513723863] [2020-10-27 18:24:51,085 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 18:24:51,085 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6] total 6 [2020-10-27 18:24:51,086 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1103999516] [2020-10-27 18:24:51,086 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-27 18:24:51,087 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 18:24:51,087 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-27 18:24:51,088 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-10-27 18:24:51,088 INFO L87 Difference]: Start difference. First operand 3513 states and 4573 transitions. Second operand 6 states. [2020-10-27 18:24:52,943 WARN L193 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2020-10-27 18:24:59,682 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 18:24:59,683 INFO L93 Difference]: Finished difference Result 7055 states and 9210 transitions. [2020-10-27 18:24:59,689 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-27 18:24:59,689 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 196 [2020-10-27 18:24:59,690 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 18:24:59,711 INFO L225 Difference]: With dead ends: 7055 [2020-10-27 18:24:59,712 INFO L226 Difference]: Without dead ends: 3521 [2020-10-27 18:24:59,722 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2020-10-27 18:24:59,727 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3521 states. [2020-10-27 18:24:59,817 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3521 to 3513. [2020-10-27 18:24:59,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3513 states. [2020-10-27 18:24:59,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3513 states to 3513 states and 4569 transitions. [2020-10-27 18:24:59,826 INFO L78 Accepts]: Start accepts. Automaton has 3513 states and 4569 transitions. Word has length 196 [2020-10-27 18:24:59,827 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 18:24:59,827 INFO L481 AbstractCegarLoop]: Abstraction has 3513 states and 4569 transitions. [2020-10-27 18:24:59,827 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-27 18:24:59,827 INFO L276 IsEmpty]: Start isEmpty. Operand 3513 states and 4569 transitions. [2020-10-27 18:24:59,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2020-10-27 18:24:59,833 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 18:24:59,834 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 18:24:59,834 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-27 18:24:59,834 INFO L429 AbstractCegarLoop]: === Iteration 7 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 18:24:59,835 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 18:24:59,835 INFO L82 PathProgramCache]: Analyzing trace with hash 1831971095, now seen corresponding path program 1 times [2020-10-27 18:24:59,835 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 18:24:59,835 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1398230787] [2020-10-27 18:24:59,835 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 18:24:59,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 18:24:59,933 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:25:00,336 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:25:00,601 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:25:01,756 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 18:25:01,756 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 231 [2020-10-27 18:25:01,757 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 18:25:01,757 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1859 [2020-10-27 18:25:01,757 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 18:25:01,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 18:25:01,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 180 [2020-10-27 18:25:01,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 47 [2020-10-27 18:25:01,760 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-27 18:25:01,969 WARN L193 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 61 [2020-10-27 18:25:01,970 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 18:25:01,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 18:25:01,974 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:25:01,979 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 18:25:01,979 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 18:25:01,979 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 18:25:01,980 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 18:25:01,980 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 18:25:01,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 18:25:01,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 18:25:01,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 18:25:01,980 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 18:25:02,018 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-27 18:25:02,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 18:25:02,111 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:25:02,263 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 18:25:02,264 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 171 [2020-10-27 18:25:02,264 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 18:25:02,264 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 189 [2020-10-27 18:25:02,264 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 18:25:02,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 18:25:02,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 18:25:02,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 165 [2020-10-27 18:25:02,265 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 18:25:02,404 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 40 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-27 18:25:02,405 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1398230787] [2020-10-27 18:25:02,405 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 18:25:02,405 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2020-10-27 18:25:02,406 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [763237659] [2020-10-27 18:25:02,407 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-27 18:25:02,407 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 18:25:02,407 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-27 18:25:02,408 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-27 18:25:02,408 INFO L87 Difference]: Start difference. First operand 3513 states and 4569 transitions. Second operand 5 states. [2020-10-27 18:25:02,565 WARN L193 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-10-27 18:25:13,873 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 18:25:13,874 INFO L93 Difference]: Finished difference Result 8271 states and 11215 transitions. [2020-10-27 18:25:13,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-27 18:25:13,876 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 219 [2020-10-27 18:25:13,876 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 18:25:13,897 INFO L225 Difference]: With dead ends: 8271 [2020-10-27 18:25:13,898 INFO L226 Difference]: Without dead ends: 4764 [2020-10-27 18:25:13,908 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2020-10-27 18:25:13,914 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4764 states. [2020-10-27 18:25:14,038 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4764 to 4755. [2020-10-27 18:25:14,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4755 states. [2020-10-27 18:25:14,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4755 states to 4755 states and 6225 transitions. [2020-10-27 18:25:14,053 INFO L78 Accepts]: Start accepts. Automaton has 4755 states and 6225 transitions. Word has length 219 [2020-10-27 18:25:14,053 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 18:25:14,053 INFO L481 AbstractCegarLoop]: Abstraction has 4755 states and 6225 transitions. [2020-10-27 18:25:14,054 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-27 18:25:14,054 INFO L276 IsEmpty]: Start isEmpty. Operand 4755 states and 6225 transitions. [2020-10-27 18:25:14,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2020-10-27 18:25:14,062 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 18:25:14,062 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-10-27 18:25:14,062 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-27 18:25:14,063 INFO L429 AbstractCegarLoop]: === Iteration 8 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 18:25:14,063 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 18:25:14,063 INFO L82 PathProgramCache]: Analyzing trace with hash -976291513, now seen corresponding path program 1 times [2020-10-27 18:25:14,063 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 18:25:14,064 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1383834401] [2020-10-27 18:25:14,064 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 18:25:14,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 18:25:14,130 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:25:14,210 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:25:15,231 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:25:17,064 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:25:19,150 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 18:25:19,151 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 262 [2020-10-27 18:25:19,151 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-27 18:25:19,151 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5041 [2020-10-27 18:25:19,151 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 18:25:19,152 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 18:25:19,152 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 211 [2020-10-27 18:25:19,152 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 47 [2020-10-27 18:25:19,152 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 18:25:19,385 WARN L193 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 61 [2020-10-27 18:25:19,387 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 18:25:19,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 18:25:19,394 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:25:19,402 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 18:25:19,403 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 18:25:19,403 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 18:25:19,403 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-27 18:25:19,403 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 18:25:19,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 18:25:19,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 18:25:19,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 18:25:19,405 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 18:25:19,450 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-27 18:25:19,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 18:25:19,464 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:25:19,507 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 18:25:19,508 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 86 [2020-10-27 18:25:19,508 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 18:25:19,508 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 45 [2020-10-27 18:25:19,509 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 18:25:19,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 18:25:19,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 18:25:19,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 18:25:19,510 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 18:25:19,557 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2020-10-27 18:25:19,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 18:25:19,638 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:25:19,754 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 18:25:19,754 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 115 [2020-10-27 18:25:19,755 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 18:25:19,755 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 147 [2020-10-27 18:25:19,755 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 18:25:19,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 18:25:19,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 18:25:19,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 109 [2020-10-27 18:25:19,756 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 18:25:19,889 INFO L134 CoverageAnalysis]: Checked inductivity of 167 backedges. 83 proven. 2 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2020-10-27 18:25:19,890 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1383834401] [2020-10-27 18:25:19,890 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 18:25:19,890 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2020-10-27 18:25:19,890 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1194532522] [2020-10-27 18:25:19,892 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-27 18:25:19,893 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 18:25:19,894 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-27 18:25:19,894 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-27 18:25:19,894 INFO L87 Difference]: Start difference. First operand 4755 states and 6225 transitions. Second operand 5 states. [2020-10-27 18:25:20,790 WARN L193 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-10-27 18:25:31,834 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 18:25:31,834 INFO L93 Difference]: Finished difference Result 12304 states and 16599 transitions. [2020-10-27 18:25:31,837 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-27 18:25:31,838 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 248 [2020-10-27 18:25:31,841 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 18:25:31,916 INFO L225 Difference]: With dead ends: 12304 [2020-10-27 18:25:31,916 INFO L226 Difference]: Without dead ends: 7555 [2020-10-27 18:25:31,942 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 8 SyntacticMatches, 1 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2020-10-27 18:25:31,956 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7555 states. [2020-10-27 18:25:32,183 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7555 to 6626. [2020-10-27 18:25:32,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6626 states. [2020-10-27 18:25:32,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6626 states to 6626 states and 8939 transitions. [2020-10-27 18:25:32,204 INFO L78 Accepts]: Start accepts. Automaton has 6626 states and 8939 transitions. Word has length 248 [2020-10-27 18:25:32,205 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 18:25:32,205 INFO L481 AbstractCegarLoop]: Abstraction has 6626 states and 8939 transitions. [2020-10-27 18:25:32,205 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-27 18:25:32,205 INFO L276 IsEmpty]: Start isEmpty. Operand 6626 states and 8939 transitions. [2020-10-27 18:25:32,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 334 [2020-10-27 18:25:32,224 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 18:25:32,225 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-10-27 18:25:32,225 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-27 18:25:32,225 INFO L429 AbstractCegarLoop]: === Iteration 9 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 18:25:32,226 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 18:25:32,226 INFO L82 PathProgramCache]: Analyzing trace with hash 70559291, now seen corresponding path program 1 times [2020-10-27 18:25:32,226 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 18:25:32,226 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1170598397] [2020-10-27 18:25:32,226 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 18:25:32,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 18:25:32,373 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:25:32,500 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:25:32,924 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:25:35,819 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:25:37,320 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 18:25:37,320 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 347 [2020-10-27 18:25:37,320 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-27 18:25:37,320 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5035 [2020-10-27 18:25:37,320 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 18:25:37,320 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 18:25:37,321 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 294 [2020-10-27 18:25:37,321 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 49 [2020-10-27 18:25:37,321 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 18:25:37,530 WARN L193 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 61 [2020-10-27 18:25:37,531 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 18:25:37,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 18:25:37,536 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:25:37,541 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 18:25:37,541 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 18:25:37,542 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 18:25:37,542 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 18:25:37,542 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 18:25:37,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 18:25:37,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 18:25:37,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 18:25:37,543 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 18:25:37,578 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-27 18:25:37,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 18:25:37,590 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:25:37,618 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 18:25:37,618 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 86 [2020-10-27 18:25:37,618 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 18:25:37,619 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 29 [2020-10-27 18:25:37,619 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 18:25:37,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 18:25:37,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 18:25:37,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 18:25:37,620 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 18:25:37,649 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2020-10-27 18:25:37,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 18:25:37,735 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 18:25:38,056 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 18:25:38,057 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 200 [2020-10-27 18:25:38,057 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 18:25:38,057 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 356 [2020-10-27 18:25:38,057 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 18:25:38,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 18:25:38,058 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 18:25:38,058 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 193 [2020-10-27 18:25:38,058 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 18:25:38,288 INFO L134 CoverageAnalysis]: Checked inductivity of 167 backedges. 83 proven. 2 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2020-10-27 18:25:38,289 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1170598397] [2020-10-27 18:25:38,290 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 18:25:38,290 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6] total 6 [2020-10-27 18:25:38,290 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2111493429] [2020-10-27 18:25:38,291 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-27 18:25:38,291 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 18:25:38,292 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-27 18:25:38,292 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-10-27 18:25:38,292 INFO L87 Difference]: Start difference. First operand 6626 states and 8939 transitions. Second operand 6 states. [2020-10-27 18:25:39,061 WARN L193 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-10-27 18:25:39,382 WARN L193 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-10-27 18:25:56,609 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 18:25:56,610 INFO L93 Difference]: Finished difference Result 17916 states and 24880 transitions. [2020-10-27 18:25:56,612 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-27 18:25:56,612 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 333 [2020-10-27 18:25:56,614 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 18:25:56,614 INFO L225 Difference]: With dead ends: 17916 [2020-10-27 18:25:56,614 INFO L226 Difference]: Without dead ends: 0 [2020-10-27 18:25:56,649 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2020-10-27 18:25:56,649 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-27 18:25:56,649 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-27 18:25:56,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-27 18:25:56,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-27 18:25:56,651 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 333 [2020-10-27 18:25:56,652 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 18:25:56,652 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-27 18:25:56,652 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-27 18:25:56,652 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-27 18:25:56,652 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-27 18:25:56,652 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-27 18:25:56,655 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-27 18:25:57,031 WARN L193 SmtUtils]: Spent 316.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 56 [2020-10-27 18:25:58,484 WARN L193 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 56 [2020-10-27 18:25:58,630 WARN L193 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 19 [2020-10-27 18:25:58,773 WARN L193 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 39 [2020-10-27 18:26:00,155 WARN L193 SmtUtils]: Spent 1.37 s on a formula simplification. DAG size of input: 230 DAG size of output: 58 [2020-10-27 18:26:01,339 WARN L193 SmtUtils]: Spent 1.17 s on a formula simplification. DAG size of input: 172 DAG size of output: 39 [2020-10-27 18:26:01,463 WARN L193 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 61 [2020-10-27 18:26:02,781 WARN L193 SmtUtils]: Spent 1.31 s on a formula simplification. DAG size of input: 211 DAG size of output: 78 [2020-10-27 18:26:03,193 WARN L193 SmtUtils]: Spent 404.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 44 [2020-10-27 18:26:03,339 WARN L193 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 39 [2020-10-27 18:26:03,345 INFO L274 CegarLoopResult]: For program point reach_errorEXIT(line 5) no Hoare annotation was computed. [2020-10-27 18:26:03,345 INFO L277 CegarLoopResult]: At program point reach_errorENTRY(line 5) the Hoare annotation is: true [2020-10-27 18:26:03,346 INFO L274 CegarLoopResult]: For program point reach_errorFINAL(line 5) no Hoare annotation was computed. [2020-10-27 18:26:03,346 INFO L274 CegarLoopResult]: For program point reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 5) no Hoare annotation was computed. [2020-10-27 18:26:03,346 INFO L274 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-27 18:26:03,346 INFO L270 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |old(#length)| |#length|) (= |#t~string6.base| |old(#t~string6.base)|) (= ~inputA~0 |old(~inputA~0)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= ~a29~0 |old(~a29~0)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= |old(#valid)| |#valid|) (= ~a0~0 |old(~a0~0)|) (= ~inputC~0 |old(~inputC~0)|) (= ~inputF~0 |old(~inputF~0)|) (= ~inputE~0 |old(~inputE~0)|) (= |#t~string8.base| |old(#t~string8.base)|) (= ~inputD~0 |old(~inputD~0)|) (= |#NULL.base| |old(#NULL.base)|) (= ~inputB~0 |old(~inputB~0)|) (= |#NULL.offset| |old(#NULL.offset)|) (= ~a4~0 |old(~a4~0)|) (= ~a2~0 |old(~a2~0)|) (= |#t~string7.base| |old(#t~string7.base)|)) [2020-10-27 18:26:03,347 INFO L274 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-27 18:26:03,347 INFO L274 CegarLoopResult]: For program point L1724(lines 1724 1758) no Hoare annotation was computed. [2020-10-27 18:26:03,347 INFO L274 CegarLoopResult]: For program point calculate_output2EXIT(lines 1660 1760) no Hoare annotation was computed. [2020-10-27 18:26:03,347 INFO L274 CegarLoopResult]: For program point L1687(lines 1687 1758) no Hoare annotation was computed. [2020-10-27 18:26:03,347 INFO L274 CegarLoopResult]: For program point L1712(lines 1712 1723) no Hoare annotation was computed. [2020-10-27 18:26:03,347 INFO L274 CegarLoopResult]: For program point L1712-2(lines 1712 1723) no Hoare annotation was computed. [2020-10-27 18:26:03,348 INFO L274 CegarLoopResult]: For program point L1708(lines 1708 1758) no Hoare annotation was computed. [2020-10-27 18:26:03,348 INFO L274 CegarLoopResult]: For program point L1737(lines 1737 1758) no Hoare annotation was computed. [2020-10-27 18:26:03,348 INFO L274 CegarLoopResult]: For program point L1696(lines 1696 1758) no Hoare annotation was computed. [2020-10-27 18:26:03,348 INFO L274 CegarLoopResult]: For program point L1663(lines 1663 1758) no Hoare annotation was computed. [2020-10-27 18:26:03,348 INFO L270 CegarLoopResult]: At program point calculate_output2ENTRY(lines 1660 1760) the Hoare annotation is: (let ((.cse0 (and (= ~a29~0 |old(~a29~0)|) (= ~a4~0 |old(~a4~0)|) (= ~a2~0 |old(~a2~0)|) (= ~a0~0 |old(~a0~0)|)))) (and (or .cse0 (not (<= (+ |old(~a0~0)| 147) 0))) (or .cse0 (not (<= (+ |old(~a29~0)| 144) 0))) (or .cse0 (not (<= 0 (+ |old(~a4~0)| 85)))) (or .cse0 (not (<= 2 |old(~a2~0)|))) (or .cse0 (not (<= 0 (+ |old(~a0~0)| 97)))))) [2020-10-27 18:26:03,348 INFO L274 CegarLoopResult]: For program point L1688(lines 1688 1695) no Hoare annotation was computed. [2020-10-27 18:26:03,348 INFO L274 CegarLoopResult]: For program point L1688-2(lines 1688 1695) no Hoare annotation was computed. [2020-10-27 18:26:03,348 INFO L274 CegarLoopResult]: For program point L1680(lines 1680 1758) no Hoare annotation was computed. [2020-10-27 18:26:03,348 INFO L274 CegarLoopResult]: For program point L1751(lines 1751 1758) no Hoare annotation was computed. [2020-10-27 18:26:03,349 INFO L274 CegarLoopResult]: For program point calculate_output2FINAL(lines 1660 1760) no Hoare annotation was computed. [2020-10-27 18:26:03,349 INFO L274 CegarLoopResult]: For program point L1731(lines 1731 1758) no Hoare annotation was computed. [2020-10-27 18:26:03,349 INFO L274 CegarLoopResult]: For program point L1744(lines 1744 1758) no Hoare annotation was computed. [2020-10-27 18:26:03,349 INFO L274 CegarLoopResult]: For program point L1711(lines 1711 1758) no Hoare annotation was computed. [2020-10-27 18:26:03,349 INFO L274 CegarLoopResult]: For program point L1674(lines 1674 1758) no Hoare annotation was computed. [2020-10-27 18:26:03,349 INFO L274 CegarLoopResult]: For program point L1703(lines 1703 1758) no Hoare annotation was computed. [2020-10-27 18:26:03,349 INFO L274 CegarLoopResult]: For program point L1670(lines 1670 1758) no Hoare annotation was computed. [2020-10-27 18:26:03,349 INFO L274 CegarLoopResult]: For program point L696(lines 696 708) no Hoare annotation was computed. [2020-10-27 18:26:03,349 INFO L274 CegarLoopResult]: For program point L696-2(lines 696 708) no Hoare annotation was computed. [2020-10-27 18:26:03,349 INFO L274 CegarLoopResult]: For program point L1291(lines 1291 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,349 INFO L274 CegarLoopResult]: For program point L168(line 168) no Hoare annotation was computed. [2020-10-27 18:26:03,350 INFO L274 CegarLoopResult]: For program point L102(line 102) no Hoare annotation was computed. [2020-10-27 18:26:03,350 INFO L274 CegarLoopResult]: For program point L1093(lines 1093 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,350 INFO L274 CegarLoopResult]: For program point L36(line 36) no Hoare annotation was computed. [2020-10-27 18:26:03,350 INFO L274 CegarLoopResult]: For program point L961(lines 961 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,350 INFO L274 CegarLoopResult]: For program point L763(lines 763 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,350 INFO L274 CegarLoopResult]: For program point L1556(lines 1556 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,350 INFO L274 CegarLoopResult]: For program point L499(lines 499 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,350 INFO L274 CegarLoopResult]: For program point L1490(lines 1490 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,350 INFO L274 CegarLoopResult]: For program point L301(lines 301 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,350 INFO L274 CegarLoopResult]: For program point L1292(lines 1292 1301) no Hoare annotation was computed. [2020-10-27 18:26:03,350 INFO L274 CegarLoopResult]: For program point L1226(lines 1226 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,351 INFO L274 CegarLoopResult]: For program point L1292-2(lines 1292 1301) no Hoare annotation was computed. [2020-10-27 18:26:03,351 INFO L274 CegarLoopResult]: For program point L1028(lines 1028 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,351 INFO L274 CegarLoopResult]: For program point L236(lines 236 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,351 INFO L274 CegarLoopResult]: For program point L170-1(lines 25 1658) no Hoare annotation was computed. [2020-10-27 18:26:03,351 INFO L274 CegarLoopResult]: For program point L104-1(lines 25 1658) no Hoare annotation was computed. [2020-10-27 18:26:03,351 INFO L274 CegarLoopResult]: For program point L38-1(lines 25 1658) no Hoare annotation was computed. [2020-10-27 18:26:03,351 INFO L274 CegarLoopResult]: For program point L897(lines 897 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,351 INFO L274 CegarLoopResult]: For program point L831(lines 831 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,351 INFO L274 CegarLoopResult]: For program point L435(lines 435 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,351 INFO L274 CegarLoopResult]: For program point L369(lines 369 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,352 INFO L274 CegarLoopResult]: For program point L171(line 171) no Hoare annotation was computed. [2020-10-27 18:26:03,352 INFO L274 CegarLoopResult]: For program point L105(line 105) no Hoare annotation was computed. [2020-10-27 18:26:03,352 INFO L274 CegarLoopResult]: For program point L39(line 39) no Hoare annotation was computed. [2020-10-27 18:26:03,352 INFO L274 CegarLoopResult]: For program point L832(lines 832 841) no Hoare annotation was computed. [2020-10-27 18:26:03,352 INFO L274 CegarLoopResult]: For program point L832-2(lines 832 841) no Hoare annotation was computed. [2020-10-27 18:26:03,352 INFO L274 CegarLoopResult]: For program point L1625(lines 1625 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,352 INFO L274 CegarLoopResult]: For program point L1361(lines 1361 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,352 INFO L274 CegarLoopResult]: For program point L173-1(lines 25 1658) no Hoare annotation was computed. [2020-10-27 18:26:03,352 INFO L274 CegarLoopResult]: For program point L1164(lines 1164 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,352 INFO L274 CegarLoopResult]: For program point L107-1(lines 25 1658) no Hoare annotation was computed. [2020-10-27 18:26:03,352 INFO L274 CegarLoopResult]: For program point L41-1(lines 25 1658) no Hoare annotation was computed. [2020-10-27 18:26:03,353 INFO L274 CegarLoopResult]: For program point L1032(lines 1032 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,353 INFO L274 CegarLoopResult]: For program point L636(lines 636 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,353 INFO L274 CegarLoopResult]: For program point L1561(lines 1561 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,353 INFO L274 CegarLoopResult]: For program point L504(lines 504 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,353 INFO L274 CegarLoopResult]: For program point L174(line 174) no Hoare annotation was computed. [2020-10-27 18:26:03,353 INFO L274 CegarLoopResult]: For program point L108(line 108) no Hoare annotation was computed. [2020-10-27 18:26:03,353 INFO L274 CegarLoopResult]: For program point L42(line 42) no Hoare annotation was computed. [2020-10-27 18:26:03,353 INFO L274 CegarLoopResult]: For program point L571(lines 571 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,353 INFO L274 CegarLoopResult]: For program point L1496(lines 1496 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,353 INFO L274 CegarLoopResult]: For program point L1100(lines 1100 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,354 INFO L274 CegarLoopResult]: For program point L968(lines 968 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,354 INFO L274 CegarLoopResult]: For program point L770(lines 770 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,354 INFO L274 CegarLoopResult]: For program point L308(lines 308 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,354 INFO L274 CegarLoopResult]: For program point L1233(lines 1233 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,354 INFO L274 CegarLoopResult]: For program point L176-1(lines 25 1658) no Hoare annotation was computed. [2020-10-27 18:26:03,354 INFO L274 CegarLoopResult]: For program point L110-1(lines 25 1658) no Hoare annotation was computed. [2020-10-27 18:26:03,354 INFO L274 CegarLoopResult]: For program point L1101(lines 1101 1109) no Hoare annotation was computed. [2020-10-27 18:26:03,354 INFO L274 CegarLoopResult]: For program point L44-1(lines 25 1658) no Hoare annotation was computed. [2020-10-27 18:26:03,354 INFO L274 CegarLoopResult]: For program point L1101-2(lines 1101 1109) no Hoare annotation was computed. [2020-10-27 18:26:03,354 INFO L274 CegarLoopResult]: For program point L903(lines 903 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,354 INFO L274 CegarLoopResult]: For program point L441(lines 441 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,355 INFO L274 CegarLoopResult]: For program point L375(lines 375 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,355 INFO L274 CegarLoopResult]: For program point L309(lines 309 321) no Hoare annotation was computed. [2020-10-27 18:26:03,355 INFO L274 CegarLoopResult]: For program point L243(lines 243 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,355 INFO L274 CegarLoopResult]: For program point L309-2(lines 309 321) no Hoare annotation was computed. [2020-10-27 18:26:03,355 INFO L274 CegarLoopResult]: For program point L177(line 177) no Hoare annotation was computed. [2020-10-27 18:26:03,355 INFO L274 CegarLoopResult]: For program point L111(line 111) no Hoare annotation was computed. [2020-10-27 18:26:03,355 INFO L274 CegarLoopResult]: For program point L45(line 45) no Hoare annotation was computed. [2020-10-27 18:26:03,355 INFO L274 CegarLoopResult]: For program point L1631(lines 1631 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,355 INFO L274 CegarLoopResult]: For program point L1433(lines 1433 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,355 INFO L274 CegarLoopResult]: For program point L1367(lines 1367 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,355 INFO L274 CegarLoopResult]: For program point L1037(lines 1037 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,356 INFO L274 CegarLoopResult]: For program point L509(lines 509 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,356 INFO L274 CegarLoopResult]: For program point L1302(lines 1302 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,356 INFO L274 CegarLoopResult]: For program point L179-1(lines 25 1658) no Hoare annotation was computed. [2020-10-27 18:26:03,356 INFO L274 CegarLoopResult]: For program point L1170(lines 1170 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,356 INFO L274 CegarLoopResult]: For program point L113-1(lines 25 1658) no Hoare annotation was computed. [2020-10-27 18:26:03,356 INFO L274 CegarLoopResult]: For program point L47-1(lines 25 1658) no Hoare annotation was computed. [2020-10-27 18:26:03,356 INFO L274 CegarLoopResult]: For program point L576(lines 576 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,356 INFO L274 CegarLoopResult]: For program point L180(line 180) no Hoare annotation was computed. [2020-10-27 18:26:03,356 INFO L274 CegarLoopResult]: For program point L114(line 114) no Hoare annotation was computed. [2020-10-27 18:26:03,356 INFO L274 CegarLoopResult]: For program point L48(line 48) no Hoare annotation was computed. [2020-10-27 18:26:03,356 INFO L274 CegarLoopResult]: For program point L709(lines 709 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,357 INFO L274 CegarLoopResult]: For program point L643(lines 643 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,357 INFO L274 CegarLoopResult]: For program point L577(lines 577 588) no Hoare annotation was computed. [2020-10-27 18:26:03,357 INFO L274 CegarLoopResult]: For program point L1568(lines 1568 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,357 INFO L274 CegarLoopResult]: For program point L577-2(lines 577 588) no Hoare annotation was computed. [2020-10-27 18:26:03,357 INFO L274 CegarLoopResult]: For program point L1040(lines 1040 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,357 INFO L274 CegarLoopResult]: For program point L842(lines 842 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,357 INFO L274 CegarLoopResult]: For program point L776(lines 776 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,357 INFO L274 CegarLoopResult]: For program point L644(lines 644 653) no Hoare annotation was computed. [2020-10-27 18:26:03,357 INFO L274 CegarLoopResult]: For program point L644-2(lines 644 653) no Hoare annotation was computed. [2020-10-27 18:26:03,357 INFO L274 CegarLoopResult]: For program point L1503(lines 1503 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,357 INFO L274 CegarLoopResult]: For program point L1239(lines 1239 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,358 INFO L274 CegarLoopResult]: For program point L182-1(lines 25 1658) no Hoare annotation was computed. [2020-10-27 18:26:03,358 INFO L274 CegarLoopResult]: For program point L116-1(lines 25 1658) no Hoare annotation was computed. [2020-10-27 18:26:03,358 INFO L274 CegarLoopResult]: For program point L50-1(lines 25 1658) no Hoare annotation was computed. [2020-10-27 18:26:03,358 INFO L274 CegarLoopResult]: For program point L975(lines 975 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,358 INFO L274 CegarLoopResult]: For program point L909(lines 909 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,358 INFO L274 CegarLoopResult]: For program point L447(lines 447 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,358 INFO L274 CegarLoopResult]: For program point L249(lines 249 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,358 INFO L274 CegarLoopResult]: For program point L183(line 183) no Hoare annotation was computed. [2020-10-27 18:26:03,358 INFO L274 CegarLoopResult]: For program point L1174(lines 1174 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,358 INFO L274 CegarLoopResult]: For program point L117(line 117) no Hoare annotation was computed. [2020-10-27 18:26:03,358 INFO L274 CegarLoopResult]: For program point L51(line 51) no Hoare annotation was computed. [2020-10-27 18:26:03,358 INFO L274 CegarLoopResult]: For program point calculate_outputEXIT(lines 25 1658) no Hoare annotation was computed. [2020-10-27 18:26:03,359 INFO L274 CegarLoopResult]: For program point L1637(lines 1637 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,359 INFO L274 CegarLoopResult]: For program point L382(lines 382 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,359 INFO L274 CegarLoopResult]: For program point L1373(lines 1373 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,359 INFO L274 CegarLoopResult]: For program point L1572(lines 1572 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,359 INFO L274 CegarLoopResult]: For program point L1440(lines 1440 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,359 INFO L274 CegarLoopResult]: For program point L1308(lines 1308 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,359 INFO L274 CegarLoopResult]: For program point L185-1(lines 25 1658) no Hoare annotation was computed. [2020-10-27 18:26:03,359 INFO L274 CegarLoopResult]: For program point L119-1(lines 25 1658) no Hoare annotation was computed. [2020-10-27 18:26:03,359 INFO L274 CegarLoopResult]: For program point L1110(lines 1110 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,359 INFO L274 CegarLoopResult]: For program point L53-1(lines 25 1658) no Hoare annotation was computed. [2020-10-27 18:26:03,359 INFO L274 CegarLoopResult]: For program point L714(lines 714 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,360 INFO L274 CegarLoopResult]: For program point L1573(lines 1573 1583) no Hoare annotation was computed. [2020-10-27 18:26:03,360 INFO L274 CegarLoopResult]: For program point L516(lines 516 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,360 INFO L274 CegarLoopResult]: For program point L1573-2(lines 1573 1583) no Hoare annotation was computed. [2020-10-27 18:26:03,360 INFO L274 CegarLoopResult]: For program point L1441(lines 1441 1450) no Hoare annotation was computed. [2020-10-27 18:26:03,360 INFO L274 CegarLoopResult]: For program point L1441-2(lines 1441 1450) no Hoare annotation was computed. [2020-10-27 18:26:03,360 INFO L274 CegarLoopResult]: For program point L186(line 186) no Hoare annotation was computed. [2020-10-27 18:26:03,360 INFO L274 CegarLoopResult]: For program point L120(line 120) no Hoare annotation was computed. [2020-10-27 18:26:03,360 INFO L274 CegarLoopResult]: For program point L54(line 54) no Hoare annotation was computed. [2020-10-27 18:26:03,360 INFO L274 CegarLoopResult]: For program point L847(lines 847 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,360 INFO L274 CegarLoopResult]: For program point L781(lines 781 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,360 INFO L274 CegarLoopResult]: For program point L451(lines 451 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,361 INFO L274 CegarLoopResult]: For program point L1046(lines 1046 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,361 INFO L274 CegarLoopResult]: For program point L914(lines 914 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,361 INFO L274 CegarLoopResult]: For program point L386(lines 386 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,361 INFO L274 CegarLoopResult]: For program point L1245(lines 1245 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,361 INFO L274 CegarLoopResult]: For program point L188-1(lines 25 1658) no Hoare annotation was computed. [2020-10-27 18:26:03,361 INFO L274 CegarLoopResult]: For program point L122-1(lines 25 1658) no Hoare annotation was computed. [2020-10-27 18:26:03,361 INFO L274 CegarLoopResult]: For program point L56-1(lines 25 1658) no Hoare annotation was computed. [2020-10-27 18:26:03,361 INFO L274 CegarLoopResult]: For program point L981(lines 981 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,361 INFO L274 CegarLoopResult]: For program point L1642(lines 1642 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,361 INFO L274 CegarLoopResult]: For program point L1510(lines 1510 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,362 INFO L274 CegarLoopResult]: For program point L255(lines 255 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,362 INFO L274 CegarLoopResult]: For program point L189(line 189) no Hoare annotation was computed. [2020-10-27 18:26:03,362 INFO L274 CegarLoopResult]: For program point L1180(lines 1180 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,362 INFO L274 CegarLoopResult]: For program point L123(line 123) no Hoare annotation was computed. [2020-10-27 18:26:03,362 INFO L274 CegarLoopResult]: For program point L57(line 57) no Hoare annotation was computed. [2020-10-27 18:26:03,362 INFO L274 CegarLoopResult]: For program point L322(lines 322 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,362 INFO L274 CegarLoopResult]: For program point L1380(lines 1380 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,362 INFO L274 CegarLoopResult]: For program point L191-1(lines 25 1658) no Hoare annotation was computed. [2020-10-27 18:26:03,362 INFO L274 CegarLoopResult]: For program point L125-1(lines 25 1658) no Hoare annotation was computed. [2020-10-27 18:26:03,362 INFO L274 CegarLoopResult]: For program point L59-1(lines 25 1658) no Hoare annotation was computed. [2020-10-27 18:26:03,362 INFO L274 CegarLoopResult]: For program point L720(lines 720 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,363 INFO L274 CegarLoopResult]: For program point L654(lines 654 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,363 INFO L274 CegarLoopResult]: For program point L522(lines 522 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,363 INFO L274 CegarLoopResult]: For program point L1513(lines 1513 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,363 INFO L270 CegarLoopResult]: At program point calculate_outputENTRY(lines 25 1658) the Hoare annotation is: (let ((.cse0 (and (= ~a29~0 |old(~a29~0)|) (= ~a4~0 |old(~a4~0)|) (= ~a2~0 |old(~a2~0)|) (= ~a0~0 |old(~a0~0)|)))) (and (or .cse0 (not (<= (+ |old(~a0~0)| 147) 0))) (or (not (<= 0 (+ |old(~a0~0)| 123))) .cse0 (not (= |old(~a2~0)| 1)) (not (<= (+ |old(~a4~0)| 106257) 0)) (not (<= (+ |old(~a0~0)| 99) 0)) (not (<= 37439 |old(~a29~0)|))) (or .cse0 (not (<= (+ |old(~a29~0)| 144) 0))) (or .cse0 (not (<= 0 (+ |old(~a4~0)| 85)))) (or .cse0 (not (<= 2 |old(~a2~0)|))) (or .cse0 (not (<= 0 (+ |old(~a0~0)| 97)))))) [2020-10-27 18:26:03,363 INFO L274 CegarLoopResult]: For program point L1315(lines 1315 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,363 INFO L274 CegarLoopResult]: For program point L192(line 192) no Hoare annotation was computed. [2020-10-27 18:26:03,363 INFO L274 CegarLoopResult]: For program point L126(line 126) no Hoare annotation was computed. [2020-10-27 18:26:03,363 INFO L274 CegarLoopResult]: For program point L1117(lines 1117 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,364 INFO L274 CegarLoopResult]: For program point L60(line 60) no Hoare annotation was computed. [2020-10-27 18:26:03,364 INFO L274 CegarLoopResult]: For program point L1051(lines 1051 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,364 INFO L274 CegarLoopResult]: For program point L853(lines 853 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,364 INFO L274 CegarLoopResult]: For program point L589(lines 589 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,364 INFO L274 CegarLoopResult]: For program point L523(lines 523 530) no Hoare annotation was computed. [2020-10-27 18:26:03,364 INFO L274 CegarLoopResult]: For program point L523-2(lines 523 530) no Hoare annotation was computed. [2020-10-27 18:26:03,364 INFO L274 CegarLoopResult]: For program point L1052(lines 1052 1063) no Hoare annotation was computed. [2020-10-27 18:26:03,364 INFO L274 CegarLoopResult]: For program point L1052-2(lines 1052 1063) no Hoare annotation was computed. [2020-10-27 18:26:03,364 INFO L274 CegarLoopResult]: For program point L788(lines 788 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,364 INFO L274 CegarLoopResult]: For program point L458(lines 458 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,364 INFO L274 CegarLoopResult]: For program point L392(lines 392 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,364 INFO L274 CegarLoopResult]: For program point L1251(lines 1251 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,365 INFO L274 CegarLoopResult]: For program point L194-1(lines 25 1658) no Hoare annotation was computed. [2020-10-27 18:26:03,365 INFO L274 CegarLoopResult]: For program point L128-1(lines 25 1658) no Hoare annotation was computed. [2020-10-27 18:26:03,365 INFO L274 CegarLoopResult]: For program point L62-1(lines 25 1658) no Hoare annotation was computed. [2020-10-27 18:26:03,365 INFO L274 CegarLoopResult]: For program point L987(lines 987 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,365 INFO L274 CegarLoopResult]: For program point L921(lines 921 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,365 INFO L274 CegarLoopResult]: For program point L393(lines 393 404) no Hoare annotation was computed. [2020-10-27 18:26:03,365 INFO L274 CegarLoopResult]: For program point L393-2(lines 393 404) no Hoare annotation was computed. [2020-10-27 18:26:03,365 INFO L274 CegarLoopResult]: For program point L195(line 195) no Hoare annotation was computed. [2020-10-27 18:26:03,365 INFO L274 CegarLoopResult]: For program point L1186(lines 1186 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,365 INFO L274 CegarLoopResult]: For program point L129(line 129) no Hoare annotation was computed. [2020-10-27 18:26:03,365 INFO L274 CegarLoopResult]: For program point L63(line 63) no Hoare annotation was computed. [2020-10-27 18:26:03,365 INFO L274 CegarLoopResult]: For program point L1649(lines 1649 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,366 INFO L274 CegarLoopResult]: For program point L1451(lines 1451 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,366 INFO L274 CegarLoopResult]: For program point L1319(lines 1319 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,366 INFO L274 CegarLoopResult]: For program point L262(lines 262 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,366 INFO L274 CegarLoopResult]: For program point L857(lines 857 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,366 INFO L274 CegarLoopResult]: For program point L659(lines 659 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,366 INFO L274 CegarLoopResult]: For program point L1584(lines 1584 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,366 INFO L274 CegarLoopResult]: For program point L1518(lines 1518 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,366 INFO L274 CegarLoopResult]: For program point L329(lines 329 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,366 INFO L274 CegarLoopResult]: For program point L197-1(lines 25 1658) no Hoare annotation was computed. [2020-10-27 18:26:03,366 INFO L274 CegarLoopResult]: For program point L131-1(lines 25 1658) no Hoare annotation was computed. [2020-10-27 18:26:03,366 INFO L274 CegarLoopResult]: For program point L65-1(lines 25 1658) no Hoare annotation was computed. [2020-10-27 18:26:03,366 INFO L274 CegarLoopResult]: For program point L1387(lines 1387 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,367 INFO L274 CegarLoopResult]: For program point L198(line 198) no Hoare annotation was computed. [2020-10-27 18:26:03,367 INFO L274 CegarLoopResult]: For program point L132(line 132) no Hoare annotation was computed. [2020-10-27 18:26:03,367 INFO L274 CegarLoopResult]: For program point L66(line 66) no Hoare annotation was computed. [2020-10-27 18:26:03,367 INFO L274 CegarLoopResult]: For program point L727(lines 727 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,367 INFO L274 CegarLoopResult]: For program point L1124(lines 1124 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,367 INFO L274 CegarLoopResult]: For program point L596(lines 596 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,367 INFO L274 CegarLoopResult]: For program point L464(lines 464 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,367 INFO L274 CegarLoopResult]: For program point L1323(lines 1323 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,367 INFO L274 CegarLoopResult]: For program point L1257(lines 1257 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,367 INFO L274 CegarLoopResult]: For program point L200-1(lines 25 1658) no Hoare annotation was computed. [2020-10-27 18:26:03,367 INFO L274 CegarLoopResult]: For program point L134-1(lines 25 1658) no Hoare annotation was computed. [2020-10-27 18:26:03,367 INFO L274 CegarLoopResult]: For program point L68-1(lines 25 1658) no Hoare annotation was computed. [2020-10-27 18:26:03,368 INFO L274 CegarLoopResult]: For program point L927(lines 927 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,368 INFO L274 CegarLoopResult]: For program point L795(lines 795 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,368 INFO L274 CegarLoopResult]: For program point L597(lines 597 607) no Hoare annotation was computed. [2020-10-27 18:26:03,368 INFO L274 CegarLoopResult]: For program point L531(lines 531 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,368 INFO L274 CegarLoopResult]: For program point L597-2(lines 597 607) no Hoare annotation was computed. [2020-10-27 18:26:03,368 INFO L274 CegarLoopResult]: For program point L1390(lines 1390 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,368 INFO L274 CegarLoopResult]: For program point L1324(lines 1324 1334) no Hoare annotation was computed. [2020-10-27 18:26:03,368 INFO L274 CegarLoopResult]: For program point L1324-2(lines 1324 1334) no Hoare annotation was computed. [2020-10-27 18:26:03,368 INFO L274 CegarLoopResult]: For program point L201(line 201) no Hoare annotation was computed. [2020-10-27 18:26:03,368 INFO L274 CegarLoopResult]: For program point L1192(lines 1192 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,368 INFO L270 CegarLoopResult]: At program point L135(line 135) the Hoare annotation is: (and (not (<= (+ |old(~a0~0)| 147) 0)) (not (<= (+ |old(~a29~0)| 144) 0)) (or (not (<= 0 (+ |old(~a0~0)| 123))) (not (= |old(~a2~0)| 1)) (not (<= (+ |old(~a4~0)| 106257) 0)) (not (<= (+ |old(~a0~0)| 99) 0)) (not (<= 37439 |old(~a29~0)|))) (not (<= 2 |old(~a2~0)|)) (not (<= 0 (+ |old(~a0~0)| 97))) (not (<= 0 (+ |old(~a4~0)| 85)))) [2020-10-27 18:26:03,369 INFO L274 CegarLoopResult]: For program point L135-1(line 135) no Hoare annotation was computed. [2020-10-27 18:26:03,369 INFO L274 CegarLoopResult]: For program point L69(line 69) no Hoare annotation was computed. [2020-10-27 18:26:03,369 INFO L274 CegarLoopResult]: For program point L994(lines 994 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,369 INFO L274 CegarLoopResult]: For program point L796(lines 796 805) no Hoare annotation was computed. [2020-10-27 18:26:03,369 INFO L274 CegarLoopResult]: For program point L796-2(lines 796 805) no Hoare annotation was computed. [2020-10-27 18:26:03,369 INFO L274 CegarLoopResult]: For program point L664(lines 664 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,369 INFO L274 CegarLoopResult]: For program point L532(lines 532 543) no Hoare annotation was computed. [2020-10-27 18:26:03,369 INFO L274 CegarLoopResult]: For program point L532-2(lines 532 543) no Hoare annotation was computed. [2020-10-27 18:26:03,369 INFO L274 CegarLoopResult]: For program point L268(lines 268 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,369 INFO L274 CegarLoopResult]: For program point L1524(lines 1524 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,370 INFO L274 CegarLoopResult]: For program point L1458(lines 1458 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,370 INFO L274 CegarLoopResult]: For program point L335(lines 335 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,370 INFO L274 CegarLoopResult]: For program point L203-1(lines 25 1658) no Hoare annotation was computed. [2020-10-27 18:26:03,370 INFO L274 CegarLoopResult]: For program point L137-1(lines 25 1658) no Hoare annotation was computed. [2020-10-27 18:26:03,370 INFO L274 CegarLoopResult]: For program point L71-1(lines 25 1658) no Hoare annotation was computed. [2020-10-27 18:26:03,370 INFO L274 CegarLoopResult]: For program point L864(lines 864 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,370 INFO L270 CegarLoopResult]: At program point L1657(line 1657) the Hoare annotation is: (let ((.cse1 (not (= |old(~a2~0)| 1))) (.cse0 (and (= ~a29~0 |old(~a29~0)|) (= ~a4~0 |old(~a4~0)|) (= ~a2~0 |old(~a2~0)|) (= ~a0~0 |old(~a0~0)|)))) (and (or .cse0 (not (<= (+ |old(~a0~0)| 147) 0))) (or (not (<= 0 (+ |old(~a0~0)| 79))) (not (<= (+ |old(~a4~0)| 45839) 0)) (not (<= |old(~a29~0)| 43)) (not (<= (+ |old(~a0~0)| 63) 0)) (not (<= 0 (+ |old(~a29~0)| 14))) .cse1) (or .cse0 (not (<= (+ |old(~a29~0)| 144) 0))) (or .cse0 (not (<= 0 (+ |old(~a4~0)| 85)))) (or (not (<= 0 (+ |old(~a0~0)| 123))) .cse1 (not (<= (+ |old(~a4~0)| 106257) 0)) (not (<= (+ |old(~a0~0)| 99) 0)) (not (<= 37439 |old(~a29~0)|))) (or .cse0 (not (<= 2 |old(~a2~0)|))) (or .cse0 (not (<= 0 (+ |old(~a0~0)| 97)))))) [2020-10-27 18:26:03,370 INFO L274 CegarLoopResult]: For program point L1657-1(line 1657) no Hoare annotation was computed. [2020-10-27 18:26:03,371 INFO L274 CegarLoopResult]: For program point L1591(lines 1591 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,371 INFO L274 CegarLoopResult]: For program point L204(line 204) no Hoare annotation was computed. [2020-10-27 18:26:03,371 INFO L274 CegarLoopResult]: For program point L138(line 138) no Hoare annotation was computed. [2020-10-27 18:26:03,371 INFO L274 CegarLoopResult]: For program point L72(line 72) no Hoare annotation was computed. [2020-10-27 18:26:03,371 INFO L274 CegarLoopResult]: For program point L1130(lines 1130 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,371 INFO L274 CegarLoopResult]: For program point L1064(lines 1064 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,371 INFO L274 CegarLoopResult]: For program point L932(lines 932 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,371 INFO L274 CegarLoopResult]: For program point L734(lines 734 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,371 INFO L274 CegarLoopResult]: For program point L470(lines 470 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,371 INFO L274 CegarLoopResult]: For program point L338(lines 338 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,372 INFO L274 CegarLoopResult]: For program point L1263(lines 1263 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,372 INFO L274 CegarLoopResult]: For program point L206-1(lines 25 1658) no Hoare annotation was computed. [2020-10-27 18:26:03,372 INFO L274 CegarLoopResult]: For program point L140-1(lines 25 1658) no Hoare annotation was computed. [2020-10-27 18:26:03,372 INFO L274 CegarLoopResult]: For program point L74-1(lines 25 1658) no Hoare annotation was computed. [2020-10-27 18:26:03,372 INFO L274 CegarLoopResult]: For program point L1065(lines 1065 1075) no Hoare annotation was computed. [2020-10-27 18:26:03,372 INFO L274 CegarLoopResult]: For program point L1065-2(lines 1065 1075) no Hoare annotation was computed. [2020-10-27 18:26:03,372 INFO L274 CegarLoopResult]: For program point L405(lines 405 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,372 INFO L274 CegarLoopResult]: For program point L1396(lines 1396 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,372 INFO L274 CegarLoopResult]: For program point L207(line 207) no Hoare annotation was computed. [2020-10-27 18:26:03,372 INFO L274 CegarLoopResult]: For program point L141(line 141) no Hoare annotation was computed. [2020-10-27 18:26:03,372 INFO L274 CegarLoopResult]: For program point L75(line 75) no Hoare annotation was computed. [2020-10-27 18:26:03,373 INFO L274 CegarLoopResult]: For program point L1000(lines 1000 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,373 INFO L274 CegarLoopResult]: For program point L670(lines 670 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,373 INFO L274 CegarLoopResult]: For program point L1463(lines 1463 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,373 INFO L274 CegarLoopResult]: For program point L1397(lines 1397 1409) no Hoare annotation was computed. [2020-10-27 18:26:03,373 INFO L274 CegarLoopResult]: For program point L1397-2(lines 1397 1409) no Hoare annotation was computed. [2020-10-27 18:26:03,373 INFO L274 CegarLoopResult]: For program point L1199(lines 1199 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,373 INFO L274 CegarLoopResult]: For program point L737(lines 737 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,373 INFO L274 CegarLoopResult]: For program point L1530(lines 1530 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,373 INFO L274 CegarLoopResult]: For program point L275(lines 275 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,373 INFO L274 CegarLoopResult]: For program point L1266(lines 1266 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,373 INFO L274 CegarLoopResult]: For program point L143-1(lines 25 1658) no Hoare annotation was computed. [2020-10-27 18:26:03,374 INFO L274 CegarLoopResult]: For program point L77-1(lines 25 1658) no Hoare annotation was computed. [2020-10-27 18:26:03,374 INFO L274 CegarLoopResult]: For program point L870(lines 870 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,374 INFO L274 CegarLoopResult]: For program point L1597(lines 1597 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,374 INFO L274 CegarLoopResult]: For program point L144(line 144) no Hoare annotation was computed. [2020-10-27 18:26:03,374 INFO L274 CegarLoopResult]: For program point L78(line 78) no Hoare annotation was computed. [2020-10-27 18:26:03,374 INFO L274 CegarLoopResult]: For program point L937(lines 937 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,374 INFO L274 CegarLoopResult]: For program point L343(lines 343 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,374 INFO L274 CegarLoopResult]: For program point L1136(lines 1136 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,374 INFO L274 CegarLoopResult]: For program point L806(lines 806 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,374 INFO L274 CegarLoopResult]: For program point L608(lines 608 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,375 INFO L274 CegarLoopResult]: For program point L476(lines 476 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,375 INFO L274 CegarLoopResult]: For program point L410(lines 410 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,375 INFO L274 CegarLoopResult]: For program point L344(lines 344 351) no Hoare annotation was computed. [2020-10-27 18:26:03,375 INFO L274 CegarLoopResult]: For program point L1335(lines 1335 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,375 INFO L274 CegarLoopResult]: For program point L344-2(lines 344 351) no Hoare annotation was computed. [2020-10-27 18:26:03,375 INFO L274 CegarLoopResult]: For program point L146-1(lines 25 1658) no Hoare annotation was computed. [2020-10-27 18:26:03,375 INFO L274 CegarLoopResult]: For program point L1137(lines 1137 1146) no Hoare annotation was computed. [2020-10-27 18:26:03,375 INFO L274 CegarLoopResult]: For program point L80-1(lines 25 1658) no Hoare annotation was computed. [2020-10-27 18:26:03,375 INFO L274 CegarLoopResult]: For program point L1137-2(lines 1137 1146) no Hoare annotation was computed. [2020-10-27 18:26:03,375 INFO L274 CegarLoopResult]: For program point L1468(lines 1468 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,375 INFO L274 CegarLoopResult]: For program point L147(line 147) no Hoare annotation was computed. [2020-10-27 18:26:03,376 INFO L274 CegarLoopResult]: For program point L81(line 81) no Hoare annotation was computed. [2020-10-27 18:26:03,376 INFO L274 CegarLoopResult]: For program point L1006(lines 1006 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,376 INFO L274 CegarLoopResult]: For program point L544(lines 544 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,376 INFO L274 CegarLoopResult]: For program point L1535(lines 1535 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,376 INFO L274 CegarLoopResult]: For program point L280(lines 280 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,376 INFO L274 CegarLoopResult]: For program point L1205(lines 1205 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,376 INFO L274 CegarLoopResult]: For program point L677(lines 677 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,376 INFO L274 CegarLoopResult]: For program point L149-1(lines 25 1658) no Hoare annotation was computed. [2020-10-27 18:26:03,376 INFO L274 CegarLoopResult]: For program point L83-1(lines 25 1658) no Hoare annotation was computed. [2020-10-27 18:26:03,376 INFO L274 CegarLoopResult]: For program point L876(lines 876 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,376 INFO L274 CegarLoopResult]: For program point L744(lines 744 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,377 INFO L274 CegarLoopResult]: For program point L1273(lines 1273 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,377 INFO L274 CegarLoopResult]: For program point L216(lines 216 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,377 INFO L274 CegarLoopResult]: For program point L150(line 150) no Hoare annotation was computed. [2020-10-27 18:26:03,377 INFO L274 CegarLoopResult]: For program point L84(line 84) no Hoare annotation was computed. [2020-10-27 18:26:03,377 INFO L274 CegarLoopResult]: For program point calculate_outputFINAL(lines 25 1658) no Hoare annotation was computed. [2020-10-27 18:26:03,377 INFO L274 CegarLoopResult]: For program point L1604(lines 1604 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,377 INFO L274 CegarLoopResult]: For program point L481(lines 481 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,377 INFO L274 CegarLoopResult]: For program point L1340(lines 1340 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,377 INFO L274 CegarLoopResult]: For program point L1076(lines 1076 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,377 INFO L274 CegarLoopResult]: For program point L944(lines 944 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,377 INFO L274 CegarLoopResult]: For program point L548(lines 548 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,377 INFO L274 CegarLoopResult]: For program point L152-1(lines 25 1658) no Hoare annotation was computed. [2020-10-27 18:26:03,378 INFO L274 CegarLoopResult]: For program point L86-1(lines 25 1658) no Hoare annotation was computed. [2020-10-27 18:26:03,378 INFO L274 CegarLoopResult]: For program point L813(lines 813 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,378 INFO L274 CegarLoopResult]: For program point L615(lines 615 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,378 INFO L274 CegarLoopResult]: For program point L549(lines 549 558) no Hoare annotation was computed. [2020-10-27 18:26:03,378 INFO L274 CegarLoopResult]: For program point L549-2(lines 549 558) no Hoare annotation was computed. [2020-10-27 18:26:03,378 INFO L274 CegarLoopResult]: For program point L417(lines 417 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,378 INFO L274 CegarLoopResult]: For program point L1210(lines 1210 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,378 INFO L274 CegarLoopResult]: For program point L153(line 153) no Hoare annotation was computed. [2020-10-27 18:26:03,378 INFO L274 CegarLoopResult]: For program point L87(line 87) no Hoare annotation was computed. [2020-10-27 18:26:03,378 INFO L274 CegarLoopResult]: For program point L1475(lines 1475 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,378 INFO L274 CegarLoopResult]: For program point L352(lines 352 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,378 INFO L274 CegarLoopResult]: For program point L1013(lines 1013 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,379 INFO L274 CegarLoopResult]: For program point L683(lines 683 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,379 INFO L274 CegarLoopResult]: For program point L1608(lines 1608 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,379 INFO L274 CegarLoopResult]: For program point L1542(lines 1542 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,379 INFO L274 CegarLoopResult]: For program point L1410(lines 1410 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,379 INFO L274 CegarLoopResult]: For program point L287(lines 287 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,379 INFO L274 CegarLoopResult]: For program point L221(lines 221 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,379 INFO L274 CegarLoopResult]: For program point L155-1(lines 25 1658) no Hoare annotation was computed. [2020-10-27 18:26:03,379 INFO L274 CegarLoopResult]: For program point L89-1(lines 25 1658) no Hoare annotation was computed. [2020-10-27 18:26:03,379 INFO L274 CegarLoopResult]: For program point L882(lines 882 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,379 INFO L274 CegarLoopResult]: For program point L750(lines 750 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,379 INFO L274 CegarLoopResult]: For program point L1279(lines 1279 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,379 INFO L274 CegarLoopResult]: For program point L222(lines 222 230) no Hoare annotation was computed. [2020-10-27 18:26:03,380 INFO L274 CegarLoopResult]: For program point L156(line 156) no Hoare annotation was computed. [2020-10-27 18:26:03,380 INFO L274 CegarLoopResult]: For program point L222-2(lines 222 230) no Hoare annotation was computed. [2020-10-27 18:26:03,380 INFO L274 CegarLoopResult]: For program point L1147(lines 1147 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,380 INFO L274 CegarLoopResult]: For program point L90(line 90) no Hoare annotation was computed. [2020-10-27 18:26:03,380 INFO L274 CegarLoopResult]: For program point L1346(lines 1346 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,380 INFO L274 CegarLoopResult]: For program point L1214(lines 1214 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,380 INFO L274 CegarLoopResult]: For program point L950(lines 950 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,380 INFO L274 CegarLoopResult]: For program point L488(lines 488 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,380 INFO L274 CegarLoopResult]: For program point L158-1(lines 25 1658) no Hoare annotation was computed. [2020-10-27 18:26:03,380 INFO L274 CegarLoopResult]: For program point L92-1(lines 25 1658) no Hoare annotation was computed. [2020-10-27 18:26:03,380 INFO L274 CegarLoopResult]: For program point L1083(lines 1083 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,380 INFO L274 CegarLoopResult]: For program point L26(lines 26 28) no Hoare annotation was computed. [2020-10-27 18:26:03,381 INFO L274 CegarLoopResult]: For program point L26-2(lines 25 1658) no Hoare annotation was computed. [2020-10-27 18:26:03,381 INFO L274 CegarLoopResult]: For program point L819(lines 819 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,381 INFO L274 CegarLoopResult]: For program point L1480(lines 1480 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,381 INFO L274 CegarLoopResult]: For program point L357(lines 357 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,381 INFO L274 CegarLoopResult]: For program point L159(line 159) no Hoare annotation was computed. [2020-10-27 18:26:03,381 INFO L274 CegarLoopResult]: For program point L93(line 93) no Hoare annotation was computed. [2020-10-27 18:26:03,381 INFO L274 CegarLoopResult]: For program point L27(line 27) no Hoare annotation was computed. [2020-10-27 18:26:03,381 INFO L274 CegarLoopResult]: For program point L1018(lines 1018 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,381 INFO L274 CegarLoopResult]: For program point L622(lines 622 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,381 INFO L274 CegarLoopResult]: For program point L424(lines 424 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,381 INFO L274 CegarLoopResult]: For program point L1415(lines 1415 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,381 INFO L274 CegarLoopResult]: For program point L887(lines 887 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,381 INFO L274 CegarLoopResult]: For program point L689(lines 689 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,382 INFO L274 CegarLoopResult]: For program point L1614(lines 1614 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,382 INFO L274 CegarLoopResult]: For program point L161-1(lines 25 1658) no Hoare annotation was computed. [2020-10-27 18:26:03,382 INFO L274 CegarLoopResult]: For program point L1152(lines 1152 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,382 INFO L274 CegarLoopResult]: For program point L95-1(lines 25 1658) no Hoare annotation was computed. [2020-10-27 18:26:03,382 INFO L274 CegarLoopResult]: For program point L29-1(lines 25 1658) no Hoare annotation was computed. [2020-10-27 18:26:03,382 INFO L274 CegarLoopResult]: For program point L888(lines 888 896) no Hoare annotation was computed. [2020-10-27 18:26:03,382 INFO L274 CegarLoopResult]: For program point L888-2(lines 888 896) no Hoare annotation was computed. [2020-10-27 18:26:03,382 INFO L274 CegarLoopResult]: For program point L756(lines 756 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,382 INFO L274 CegarLoopResult]: For program point L1615(lines 1615 1624) no Hoare annotation was computed. [2020-10-27 18:26:03,382 INFO L274 CegarLoopResult]: For program point L1549(lines 1549 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,382 INFO L274 CegarLoopResult]: For program point L1615-2(lines 1615 1624) no Hoare annotation was computed. [2020-10-27 18:26:03,382 INFO L274 CegarLoopResult]: For program point L294(lines 294 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,382 INFO L274 CegarLoopResult]: For program point L1285(lines 1285 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,383 INFO L274 CegarLoopResult]: For program point L162(line 162) no Hoare annotation was computed. [2020-10-27 18:26:03,383 INFO L274 CegarLoopResult]: For program point L96(line 96) no Hoare annotation was computed. [2020-10-27 18:26:03,383 INFO L274 CegarLoopResult]: For program point L30(line 30) no Hoare annotation was computed. [2020-10-27 18:26:03,383 INFO L274 CegarLoopResult]: For program point L1021(lines 1021 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,383 INFO L274 CegarLoopResult]: For program point L559(lines 559 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,383 INFO L274 CegarLoopResult]: For program point L493(lines 493 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,383 INFO L274 CegarLoopResult]: For program point L1484(lines 1484 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,383 INFO L274 CegarLoopResult]: For program point L1352(lines 1352 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,383 INFO L274 CegarLoopResult]: For program point L1220(lines 1220 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,383 INFO L274 CegarLoopResult]: For program point L1088(lines 1088 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,383 INFO L274 CegarLoopResult]: For program point L560(lines 560 570) no Hoare annotation was computed. [2020-10-27 18:26:03,383 INFO L274 CegarLoopResult]: For program point L560-2(lines 560 570) no Hoare annotation was computed. [2020-10-27 18:26:03,383 INFO L274 CegarLoopResult]: For program point L1353(lines 1353 1360) no Hoare annotation was computed. [2020-10-27 18:26:03,384 INFO L274 CegarLoopResult]: For program point L1353-2(lines 1353 1360) no Hoare annotation was computed. [2020-10-27 18:26:03,384 INFO L274 CegarLoopResult]: For program point L164-1(lines 25 1658) no Hoare annotation was computed. [2020-10-27 18:26:03,384 INFO L274 CegarLoopResult]: For program point L98-1(lines 25 1658) no Hoare annotation was computed. [2020-10-27 18:26:03,384 INFO L274 CegarLoopResult]: For program point L32-1(lines 25 1658) no Hoare annotation was computed. [2020-10-27 18:26:03,384 INFO L274 CegarLoopResult]: For program point L957(lines 957 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,384 INFO L274 CegarLoopResult]: For program point L363(lines 363 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,384 INFO L274 CegarLoopResult]: For program point L231(lines 231 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,384 INFO L274 CegarLoopResult]: For program point L165(line 165) no Hoare annotation was computed. [2020-10-27 18:26:03,384 INFO L274 CegarLoopResult]: For program point L99(line 99) no Hoare annotation was computed. [2020-10-27 18:26:03,384 INFO L274 CegarLoopResult]: For program point L33(line 33) no Hoare annotation was computed. [2020-10-27 18:26:03,384 INFO L274 CegarLoopResult]: For program point L826(lines 826 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,384 INFO L274 CegarLoopResult]: For program point L430(lines 430 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,384 INFO L274 CegarLoopResult]: For program point L1421(lines 1421 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,385 INFO L274 CegarLoopResult]: For program point L695(lines 695 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,385 INFO L274 CegarLoopResult]: For program point L629(lines 629 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,385 INFO L274 CegarLoopResult]: For program point L1422(lines 1422 1432) no Hoare annotation was computed. [2020-10-27 18:26:03,385 INFO L274 CegarLoopResult]: For program point L1422-2(lines 1422 1432) no Hoare annotation was computed. [2020-10-27 18:26:03,385 INFO L274 CegarLoopResult]: For program point L167-1(lines 25 1658) no Hoare annotation was computed. [2020-10-27 18:26:03,385 INFO L274 CegarLoopResult]: For program point L1158(lines 1158 1656) no Hoare annotation was computed. [2020-10-27 18:26:03,385 INFO L274 CegarLoopResult]: For program point L101-1(lines 25 1658) no Hoare annotation was computed. [2020-10-27 18:26:03,385 INFO L274 CegarLoopResult]: For program point L35-1(lines 25 1658) no Hoare annotation was computed. [2020-10-27 18:26:03,385 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-27 18:26:03,385 INFO L270 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (<= 0 (+ ~a0~0 44)) [2020-10-27 18:26:03,385 INFO L277 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-27 18:26:03,385 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-27 18:26:03,386 INFO L270 CegarLoopResult]: At program point mainENTRY(lines 1762 1778) the Hoare annotation is: (or (and (= ~a29~0 |old(~a29~0)|) (= ~a4~0 |old(~a4~0)|) (= ~a2~0 |old(~a2~0)|) (= ~a0~0 |old(~a0~0)|)) (not (<= 0 (+ |old(~a0~0)| 44)))) [2020-10-27 18:26:03,386 INFO L274 CegarLoopResult]: For program point mainEXIT(lines 1762 1778) no Hoare annotation was computed. [2020-10-27 18:26:03,386 INFO L270 CegarLoopResult]: At program point L1776(line 1776) the Hoare annotation is: (or (<= 0 (+ ~a4~0 85)) (<= (+ ~a0~0 147) 0) (<= 0 (+ ~a0~0 97)) (<= 2 ~a2~0) (<= (+ ~a29~0 144) 0) (not (<= 0 (+ |old(~a0~0)| 44))) (and (<= 0 (+ ~a0~0 123)) (<= (+ ~a4~0 106257) 0) (= ~a2~0 1) (<= 37439 ~a29~0) (<= (+ ~a0~0 99) 0))) [2020-10-27 18:26:03,386 INFO L274 CegarLoopResult]: For program point L1776-1(line 1776) no Hoare annotation was computed. [2020-10-27 18:26:03,386 INFO L274 CegarLoopResult]: For program point L1773(line 1773) no Hoare annotation was computed. [2020-10-27 18:26:03,386 INFO L270 CegarLoopResult]: At program point L1768-2(lines 1768 1777) the Hoare annotation is: (or (<= 0 (+ ~a4~0 85)) (<= (+ ~a0~0 147) 0) (<= 0 (+ ~a0~0 97)) (<= 2 ~a2~0) (<= (+ ~a29~0 144) 0) (not (<= 0 (+ |old(~a0~0)| 44))) (and (<= 0 (+ ~a0~0 123)) (<= (+ ~a4~0 106257) 0) (= ~a2~0 1) (<= 37439 ~a29~0) (<= (+ ~a0~0 99) 0))) [2020-10-27 18:26:03,386 INFO L274 CegarLoopResult]: For program point L1768-3(lines 1762 1778) no Hoare annotation was computed. [2020-10-27 18:26:03,407 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 27.10 06:26:03 BoogieIcfgContainer [2020-10-27 18:26:03,408 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-27 18:26:03,409 INFO L168 Benchmark]: Toolchain (without parser) took 150711.80 ms. Allocated memory was 151.0 MB in the beginning and 914.4 MB in the end (delta: 763.4 MB). Free memory was 121.0 MB in the beginning and 688.6 MB in the end (delta: -567.5 MB). Peak memory consumption was 560.1 MB. Max. memory is 8.0 GB. [2020-10-27 18:26:03,410 INFO L168 Benchmark]: CDTParser took 0.41 ms. Allocated memory is still 151.0 MB. Free memory is still 124.4 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-10-27 18:26:03,410 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1404.13 ms. Allocated memory is still 151.0 MB. Free memory was 120.5 MB in the beginning and 74.5 MB in the end (delta: 45.9 MB). Peak memory consumption was 45.8 MB. Max. memory is 8.0 GB. [2020-10-27 18:26:03,411 INFO L168 Benchmark]: Boogie Preprocessor took 242.61 ms. Allocated memory is still 151.0 MB. Free memory was 74.5 MB in the beginning and 62.2 MB in the end (delta: 12.3 MB). Peak memory consumption was 12.6 MB. Max. memory is 8.0 GB. [2020-10-27 18:26:03,412 INFO L168 Benchmark]: RCFGBuilder took 4554.31 ms. Allocated memory was 151.0 MB in the beginning and 209.7 MB in the end (delta: 58.7 MB). Free memory was 62.2 MB in the beginning and 108.8 MB in the end (delta: -46.5 MB). Peak memory consumption was 41.8 MB. Max. memory is 8.0 GB. [2020-10-27 18:26:03,413 INFO L168 Benchmark]: TraceAbstraction took 144494.18 ms. Allocated memory was 209.7 MB in the beginning and 914.4 MB in the end (delta: 704.6 MB). Free memory was 108.2 MB in the beginning and 688.6 MB in the end (delta: -580.3 MB). Peak memory consumption was 487.6 MB. Max. memory is 8.0 GB. [2020-10-27 18:26:03,416 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41 ms. Allocated memory is still 151.0 MB. Free memory is still 124.4 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 1404.13 ms. Allocated memory is still 151.0 MB. Free memory was 120.5 MB in the beginning and 74.5 MB in the end (delta: 45.9 MB). Peak memory consumption was 45.8 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 242.61 ms. Allocated memory is still 151.0 MB. Free memory was 74.5 MB in the beginning and 62.2 MB in the end (delta: 12.3 MB). Peak memory consumption was 12.6 MB. Max. memory is 8.0 GB. * RCFGBuilder took 4554.31 ms. Allocated memory was 151.0 MB in the beginning and 209.7 MB in the end (delta: 58.7 MB). Free memory was 62.2 MB in the beginning and 108.8 MB in the end (delta: -46.5 MB). Peak memory consumption was 41.8 MB. Max. memory is 8.0 GB. * TraceAbstraction took 144494.18 ms. Allocated memory was 209.7 MB in the beginning and 914.4 MB in the end (delta: 704.6 MB). Free memory was 108.2 MB in the beginning and 688.6 MB in the end (delta: -580.3 MB). Peak memory consumption was 487.6 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 5]: 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: 1768]: Loop Invariant Derived loop invariant: (((((0 <= a4 + 85 || a0 + 147 <= 0) || 0 <= a0 + 97) || 2 <= a2) || a29 + 144 <= 0) || !(0 <= \old(a0) + 44)) || ((((0 <= a0 + 123 && a4 + 106257 <= 0) && a2 == 1) && 37439 <= a29) && a0 + 99 <= 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 6 procedures, 441 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 137.6s, OverallIterations: 9, TraceHistogramMax: 3, AutomataDifference: 103.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 6.6s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 635 SDtfs, 6210 SDslu, 721 SDs, 0 SdLazy, 18865 SolverSat, 2158 SolverUnsat, 3 SolverUnknown, 0 SolverNotchecked, 77.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 106 GetRequests, 67 SyntacticMatches, 1 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 2.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=6626occurred in iteration=8, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.0s AutomataMinimizationTime, 9 MinimizatonAttempts, 988 StatesRemovedByMinimization, 8 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 11 LocationsWithAnnotation, 495 PreInvPairs, 613 NumberOfFragments, 645 HoareAnnotationTreeSize, 495 FomulaSimplifications, 141558 FormulaSimplificationTreeSizeReduction, 1.7s HoareSimplificationTime, 11 FomulaSimplificationsInter, 10621 FormulaSimplificationTreeSizeReductionInter, 4.8s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 32.0s InterpolantComputationTime, 1627 NumberOfCodeBlocks, 1627 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 1618 ConstructedInterpolants, 0 QuantifiedInterpolants, 897580 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 9 InterpolantComputations, 1 PerfectInterpolantSequences, 788/800 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...