/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=SMALLESTAMONGWIDE --traceabstraction.additional.smt.options tolerance=0.2 --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 -i ../../../trunk/examples/svcomp/eca-rers2012/Problem03_label56.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-14 19:18:04,865 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-14 19:18:04,868 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-14 19:18:04,893 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-14 19:18:04,893 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-14 19:18:04,895 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-14 19:18:04,896 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-14 19:18:04,898 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-14 19:18:04,900 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-14 19:18:04,901 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-14 19:18:04,902 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-14 19:18:04,903 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-14 19:18:04,903 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-14 19:18:04,904 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-14 19:18:04,905 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-14 19:18:04,906 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-14 19:18:04,910 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-14 19:18:04,911 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-14 19:18:04,913 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-14 19:18:04,915 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-14 19:18:04,916 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-14 19:18:04,918 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-14 19:18:04,919 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-14 19:18:04,920 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-14 19:18:04,922 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-14 19:18:04,922 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-14 19:18:04,923 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-14 19:18:04,924 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-14 19:18:04,924 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-14 19:18:04,925 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-14 19:18:04,925 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-14 19:18:04,926 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-14 19:18:04,927 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-14 19:18:04,928 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-14 19:18:04,928 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-14 19:18:04,929 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-14 19:18:04,929 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-14 19:18:04,930 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-14 19:18:04,930 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-14 19:18:04,931 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-14 19:18:04,931 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-14 19:18:04,932 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 [2020-10-14 19:18:04,957 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-14 19:18:04,957 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-14 19:18:04,958 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-14 19:18:04,959 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-14 19:18:04,959 INFO L138 SettingsManager]: * Use SBE=true [2020-10-14 19:18:04,959 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-14 19:18:04,959 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-14 19:18:04,959 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-14 19:18:04,960 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-14 19:18:04,960 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-14 19:18:04,960 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-14 19:18:04,960 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-14 19:18:04,960 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-14 19:18:04,961 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-14 19:18:04,961 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-14 19:18:04,961 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-14 19:18:04,961 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-14 19:18:04,961 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-14 19:18:04,962 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-14 19:18:04,962 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-14 19:18:04,962 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-14 19:18:04,962 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-14 19:18:04,963 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-14 19:18:04,963 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-14 19:18:04,963 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-14 19:18:04,963 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-14 19:18:04,963 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-14 19:18:04,964 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-14 19:18:04,964 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-14 19:18:04,964 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=true; [2020-10-14 19:18:05,276 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-14 19:18:05,289 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-14 19:18:05,292 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-14 19:18:05,294 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-14 19:18:05,294 INFO L275 PluginConnector]: CDTParser initialized [2020-10-14 19:18:05,295 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem03_label56.c [2020-10-14 19:18:05,358 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/cc690e732/dfcfda12536a4e42ad84a0136d027261/FLAG29fd92ba5 [2020-10-14 19:18:06,000 INFO L306 CDTParser]: Found 1 translation units. [2020-10-14 19:18:06,001 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/eca-rers2012/Problem03_label56.c [2020-10-14 19:18:06,019 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/cc690e732/dfcfda12536a4e42ad84a0136d027261/FLAG29fd92ba5 [2020-10-14 19:18:06,186 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/cc690e732/dfcfda12536a4e42ad84a0136d027261 [2020-10-14 19:18:06,198 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-14 19:18:06,200 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-14 19:18:06,202 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-14 19:18:06,202 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-14 19:18:06,206 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-14 19:18:06,207 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 07:18:06" (1/1) ... [2020-10-14 19:18:06,210 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@406521a6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:18:06, skipping insertion in model container [2020-10-14 19:18:06,210 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 07:18:06" (1/1) ... [2020-10-14 19:18:06,219 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-14 19:18:06,281 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-14 19:18:07,106 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-14 19:18:07,114 INFO L203 MainTranslator]: Completed pre-run [2020-10-14 19:18:07,396 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-14 19:18:07,420 INFO L208 MainTranslator]: Completed translation [2020-10-14 19:18:07,421 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:18:07 WrapperNode [2020-10-14 19:18:07,421 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-14 19:18:07,422 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-14 19:18:07,423 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-14 19:18:07,423 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-14 19:18:07,440 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:18:07" (1/1) ... [2020-10-14 19:18:07,442 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:18:07" (1/1) ... [2020-10-14 19:18:07,488 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:18:07" (1/1) ... [2020-10-14 19:18:07,489 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:18:07" (1/1) ... [2020-10-14 19:18:07,564 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:18:07" (1/1) ... [2020-10-14 19:18:07,589 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:18:07" (1/1) ... [2020-10-14 19:18:07,604 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:18:07" (1/1) ... [2020-10-14 19:18:07,619 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-14 19:18:07,620 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-14 19:18:07,620 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-14 19:18:07,620 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-14 19:18:07,621 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:18:07" (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 [2020-10-14 19:18:07,692 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-14 19:18:07,693 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-14 19:18:07,693 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2020-10-14 19:18:07,693 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-14 19:18:07,693 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2020-10-14 19:18:07,694 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-14 19:18:07,694 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-14 19:18:07,694 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-10-14 19:18:07,694 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-14 19:18:07,694 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-14 19:18:07,694 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-14 19:18:09,613 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-14 19:18:09,613 INFO L295 CfgBuilder]: Removed 1 assume(true) statements. [2020-10-14 19:18:09,620 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 07:18:09 BoogieIcfgContainer [2020-10-14 19:18:09,620 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-14 19:18:09,621 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-14 19:18:09,621 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-14 19:18:09,624 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-14 19:18:09,625 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.10 07:18:06" (1/3) ... [2020-10-14 19:18:09,625 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3de2e94a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 07:18:09, skipping insertion in model container [2020-10-14 19:18:09,626 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:18:07" (2/3) ... [2020-10-14 19:18:09,626 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3de2e94a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 07:18:09, skipping insertion in model container [2020-10-14 19:18:09,627 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 07:18:09" (3/3) ... [2020-10-14 19:18:09,628 INFO L109 eAbstractionObserver]: Analyzing ICFG Problem03_label56.c [2020-10-14 19:18:09,638 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-14 19:18:09,646 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-14 19:18:09,660 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-14 19:18:09,686 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-14 19:18:09,686 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-14 19:18:09,687 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-14 19:18:09,687 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-14 19:18:09,687 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-14 19:18:09,687 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-14 19:18:09,687 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-14 19:18:09,687 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-14 19:18:09,712 INFO L276 IsEmpty]: Start isEmpty. Operand 311 states. [2020-10-14 19:18:09,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2020-10-14 19:18:09,729 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 19:18:09,731 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 19:18:09,731 INFO L427 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 19:18:09,739 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 19:18:09,740 INFO L82 PathProgramCache]: Analyzing trace with hash 1923555504, now seen corresponding path program 1 times [2020-10-14 19:18:09,751 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 19:18:09,752 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1603402564] [2020-10-14 19:18:09,752 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 19:18:10,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 19:18:10,396 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:18:11,088 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:18:14,345 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 19:18:14,346 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 187 [2020-10-14 19:18:14,346 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 19:18:14,346 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4139 [2020-10-14 19:18:14,349 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 19:18:14,350 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 19:18:14,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-14 19:18:14,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 19:18:14,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 181 [2020-10-14 19:18:14,351 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-14 19:18:14,687 WARN L193 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-14 19:18:14,690 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 19:18:14,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 19:18:14,712 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:18:14,731 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 19:18:14,732 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 19:18:14,732 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 19:18:14,732 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 25 [2020-10-14 19:18:14,732 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 19:18:14,733 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 19:18:14,733 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 19:18:14,733 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 19:18:14,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-14 19:18:14,734 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-14 19:18:14,817 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-14 19:18:14,818 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1603402564] [2020-10-14 19:18:14,820 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 19:18:14,821 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-14 19:18:14,822 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [755770115] [2020-10-14 19:18:14,829 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-14 19:18:14,829 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 19:18:14,843 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-14 19:18:14,844 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-14 19:18:14,847 INFO L87 Difference]: Start difference. First operand 311 states. Second operand 4 states. [2020-10-14 19:18:15,026 WARN L193 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2020-10-14 19:18:17,715 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 19:18:17,715 INFO L93 Difference]: Finished difference Result 889 states and 1547 transitions. [2020-10-14 19:18:17,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-14 19:18:17,717 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 179 [2020-10-14 19:18:17,719 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 19:18:17,738 INFO L225 Difference]: With dead ends: 889 [2020-10-14 19:18:17,738 INFO L226 Difference]: Without dead ends: 485 [2020-10-14 19:18:17,746 INFO L675 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 [2020-10-14 19:18:17,766 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 485 states. [2020-10-14 19:18:17,860 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 485 to 475. [2020-10-14 19:18:17,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 475 states. [2020-10-14 19:18:17,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 475 states to 475 states and 731 transitions. [2020-10-14 19:18:17,867 INFO L78 Accepts]: Start accepts. Automaton has 475 states and 731 transitions. Word has length 179 [2020-10-14 19:18:17,868 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 19:18:17,868 INFO L479 AbstractCegarLoop]: Abstraction has 475 states and 731 transitions. [2020-10-14 19:18:17,868 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-14 19:18:17,868 INFO L276 IsEmpty]: Start isEmpty. Operand 475 states and 731 transitions. [2020-10-14 19:18:17,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2020-10-14 19:18:17,875 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 19:18:17,876 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 19:18:17,876 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-14 19:18:17,877 INFO L427 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 19:18:17,877 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 19:18:17,877 INFO L82 PathProgramCache]: Analyzing trace with hash 1452588996, now seen corresponding path program 1 times [2020-10-14 19:18:17,877 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 19:18:17,878 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1992097189] [2020-10-14 19:18:17,878 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 19:18:18,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 19:18:18,112 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:18:18,262 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:18:21,164 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 19:18:21,165 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 201 [2020-10-14 19:18:21,165 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 19:18:21,166 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3120 [2020-10-14 19:18:21,166 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 19:18:21,166 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 19:18:21,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 19:18:21,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 22 [2020-10-14 19:18:21,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 178 [2020-10-14 19:18:21,167 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 19:18:21,440 WARN L193 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-14 19:18:21,440 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 19:18:21,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 19:18:21,446 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:18:21,451 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 19:18:21,452 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 19:18:21,452 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 19:18:21,452 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-14 19:18:21,452 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 19:18:21,453 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 19:18:21,453 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 19:18:21,453 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 19:18:21,453 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 19:18:21,454 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 19:18:21,531 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-14 19:18:21,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 19:18:21,540 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:18:21,558 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 19:18:21,558 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-14 19:18:21,558 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 19:18:21,558 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-14 19:18:21,559 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 19:18:21,559 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 19:18:21,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 19:18:21,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 19:18:21,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 19:18:21,560 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 19:18:21,628 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-14 19:18:21,628 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1992097189] [2020-10-14 19:18:21,629 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 19:18:21,629 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2020-10-14 19:18:21,629 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1558546266] [2020-10-14 19:18:21,631 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-14 19:18:21,631 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 19:18:21,632 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-14 19:18:21,632 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-14 19:18:21,632 INFO L87 Difference]: Start difference. First operand 475 states and 731 transitions. Second operand 5 states. [2020-10-14 19:18:21,896 WARN L193 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2020-10-14 19:18:24,436 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 19:18:24,436 INFO L93 Difference]: Finished difference Result 1372 states and 2138 transitions. [2020-10-14 19:18:24,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-14 19:18:24,438 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 191 [2020-10-14 19:18:24,439 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 19:18:24,446 INFO L225 Difference]: With dead ends: 1372 [2020-10-14 19:18:24,446 INFO L226 Difference]: Without dead ends: 903 [2020-10-14 19:18:24,449 INFO L675 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 [2020-10-14 19:18:24,450 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 903 states. [2020-10-14 19:18:24,490 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 903 to 897. [2020-10-14 19:18:24,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 897 states. [2020-10-14 19:18:24,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 897 states to 897 states and 1233 transitions. [2020-10-14 19:18:24,496 INFO L78 Accepts]: Start accepts. Automaton has 897 states and 1233 transitions. Word has length 191 [2020-10-14 19:18:24,497 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 19:18:24,497 INFO L479 AbstractCegarLoop]: Abstraction has 897 states and 1233 transitions. [2020-10-14 19:18:24,497 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-14 19:18:24,497 INFO L276 IsEmpty]: Start isEmpty. Operand 897 states and 1233 transitions. [2020-10-14 19:18:24,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2020-10-14 19:18:24,503 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 19:18:24,503 INFO L422 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 19:18:24,504 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-14 19:18:24,504 INFO L427 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 19:18:24,504 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 19:18:24,504 INFO L82 PathProgramCache]: Analyzing trace with hash 128275852, now seen corresponding path program 1 times [2020-10-14 19:18:24,505 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 19:18:24,505 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [252370644] [2020-10-14 19:18:24,505 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 19:18:24,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 19:18:24,561 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:18:25,086 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:18:26,680 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 19:18:26,681 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 205 [2020-10-14 19:18:26,681 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 19:18:26,681 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2136 [2020-10-14 19:18:26,681 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 19:18:26,681 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 19:18:26,682 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 19:18:26,682 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 26 [2020-10-14 19:18:26,682 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 178 [2020-10-14 19:18:26,682 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 19:18:26,968 WARN L193 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-14 19:18:26,969 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 19:18:26,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 19:18:26,974 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:18:26,979 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 19:18:26,979 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 19:18:26,979 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 19:18:26,979 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 19:18:26,980 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 19:18:26,980 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 19:18:26,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 19:18:26,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 19:18:26,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 19:18:26,981 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 19:18:27,054 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-14 19:18:27,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 19:18:27,068 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:18:27,095 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 19:18:27,096 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-14 19:18:27,096 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 19:18:27,096 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 32 [2020-10-14 19:18:27,097 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 19:18:27,097 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 19:18:27,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 19:18:27,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 19:18:27,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-14 19:18:27,098 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 19:18:27,198 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 12 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-14 19:18:27,199 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [252370644] [2020-10-14 19:18:27,199 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 19:18:27,199 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2020-10-14 19:18:27,199 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [757696265] [2020-10-14 19:18:27,200 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-14 19:18:27,200 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 19:18:27,201 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-14 19:18:27,201 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-14 19:18:27,201 INFO L87 Difference]: Start difference. First operand 897 states and 1233 transitions. Second operand 5 states. [2020-10-14 19:18:27,516 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2020-10-14 19:18:30,511 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 19:18:30,512 INFO L93 Difference]: Finished difference Result 2654 states and 3709 transitions. [2020-10-14 19:18:30,512 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-14 19:18:30,512 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 195 [2020-10-14 19:18:30,514 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 19:18:30,527 INFO L225 Difference]: With dead ends: 2654 [2020-10-14 19:18:30,527 INFO L226 Difference]: Without dead ends: 1763 [2020-10-14 19:18:30,530 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 6 SyntacticMatches, 1 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2020-10-14 19:18:30,533 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1763 states. [2020-10-14 19:18:30,601 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1763 to 1741. [2020-10-14 19:18:30,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1741 states. [2020-10-14 19:18:30,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1741 states to 1741 states and 2380 transitions. [2020-10-14 19:18:30,609 INFO L78 Accepts]: Start accepts. Automaton has 1741 states and 2380 transitions. Word has length 195 [2020-10-14 19:18:30,609 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 19:18:30,609 INFO L479 AbstractCegarLoop]: Abstraction has 1741 states and 2380 transitions. [2020-10-14 19:18:30,610 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-14 19:18:30,610 INFO L276 IsEmpty]: Start isEmpty. Operand 1741 states and 2380 transitions. [2020-10-14 19:18:30,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2020-10-14 19:18:30,617 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 19:18:30,617 INFO L422 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 19:18:30,617 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-14 19:18:30,617 INFO L427 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 19:18:30,618 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 19:18:30,618 INFO L82 PathProgramCache]: Analyzing trace with hash -991429437, now seen corresponding path program 1 times [2020-10-14 19:18:30,618 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 19:18:30,618 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1849910973] [2020-10-14 19:18:30,619 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 19:18:30,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 19:18:30,662 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:18:31,098 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:18:32,553 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 19:18:32,554 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 206 [2020-10-14 19:18:32,561 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 19:18:32,561 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1904 [2020-10-14 19:18:32,561 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 19:18:32,561 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 19:18:32,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 19:18:32,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 27 [2020-10-14 19:18:32,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 178 [2020-10-14 19:18:32,562 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 19:18:32,840 WARN L193 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-14 19:18:32,841 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 19:18:32,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 19:18:32,848 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:18:32,855 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 19:18:32,855 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 19:18:32,855 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 19:18:32,856 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-14 19:18:32,856 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 19:18:32,856 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 19:18:32,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 19:18:32,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 19:18:32,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 19:18:32,858 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 19:18:32,954 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-14 19:18:32,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 19:18:32,970 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:18:33,004 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 19:18:33,004 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-14 19:18:33,005 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 19:18:33,005 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 38 [2020-10-14 19:18:33,005 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 19:18:33,006 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 19:18:33,006 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 19:18:33,006 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 19:18:33,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-14 19:18:33,007 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 19:18:33,118 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 13 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-14 19:18:33,120 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1849910973] [2020-10-14 19:18:33,120 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 19:18:33,121 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2020-10-14 19:18:33,121 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [992452290] [2020-10-14 19:18:33,123 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-14 19:18:33,123 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 19:18:33,123 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-14 19:18:33,124 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-14 19:18:33,124 INFO L87 Difference]: Start difference. First operand 1741 states and 2380 transitions. Second operand 5 states. [2020-10-14 19:18:33,457 WARN L193 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2020-10-14 19:18:36,233 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 19:18:36,233 INFO L93 Difference]: Finished difference Result 5174 states and 7243 transitions. [2020-10-14 19:18:36,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-14 19:18:36,237 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 196 [2020-10-14 19:18:36,237 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 19:18:36,256 INFO L225 Difference]: With dead ends: 5174 [2020-10-14 19:18:36,257 INFO L226 Difference]: Without dead ends: 3439 [2020-10-14 19:18:36,263 INFO L675 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 [2020-10-14 19:18:36,267 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3439 states. [2020-10-14 19:18:36,366 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3439 to 3415. [2020-10-14 19:18:36,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3415 states. [2020-10-14 19:18:36,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3415 states to 3415 states and 4698 transitions. [2020-10-14 19:18:36,380 INFO L78 Accepts]: Start accepts. Automaton has 3415 states and 4698 transitions. Word has length 196 [2020-10-14 19:18:36,380 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 19:18:36,380 INFO L479 AbstractCegarLoop]: Abstraction has 3415 states and 4698 transitions. [2020-10-14 19:18:36,381 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-14 19:18:36,381 INFO L276 IsEmpty]: Start isEmpty. Operand 3415 states and 4698 transitions. [2020-10-14 19:18:36,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2020-10-14 19:18:36,393 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 19:18:36,393 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 19:18:36,393 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-14 19:18:36,394 INFO L427 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 19:18:36,394 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 19:18:36,394 INFO L82 PathProgramCache]: Analyzing trace with hash -1498504574, now seen corresponding path program 1 times [2020-10-14 19:18:36,394 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 19:18:36,395 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [103931264] [2020-10-14 19:18:36,395 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 19:18:36,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 19:18:36,529 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:18:36,645 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:18:39,710 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 19:18:39,710 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 234 [2020-10-14 19:18:39,711 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 19:18:39,711 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3243 [2020-10-14 19:18:39,711 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 19:18:39,712 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 19:18:39,712 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 19:18:39,712 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 55 [2020-10-14 19:18:39,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 178 [2020-10-14 19:18:39,713 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 19:18:40,024 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-14 19:18:40,025 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 19:18:40,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 19:18:40,032 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:18:40,038 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 19:18:40,039 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 19:18:40,039 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 19:18:40,040 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-14 19:18:40,040 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 19:18:40,040 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 19:18:40,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 19:18:40,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 19:18:40,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 19:18:40,042 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 19:18:40,143 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-14 19:18:40,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 19:18:40,183 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:18:40,399 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 19:18:40,400 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 46 [2020-10-14 19:18:40,400 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 19:18:40,401 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 233 [2020-10-14 19:18:40,401 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 19:18:40,401 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 19:18:40,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 19:18:40,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 19:18:40,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 40 [2020-10-14 19:18:40,402 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 19:18:40,502 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 41 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-14 19:18:40,502 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [103931264] [2020-10-14 19:18:40,502 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 19:18:40,503 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2020-10-14 19:18:40,503 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1432980984] [2020-10-14 19:18:40,503 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-14 19:18:40,504 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 19:18:40,504 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-14 19:18:40,504 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-14 19:18:40,504 INFO L87 Difference]: Start difference. First operand 3415 states and 4698 transitions. Second operand 5 states. [2020-10-14 19:18:40,746 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2020-10-14 19:18:43,829 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 19:18:43,829 INFO L93 Difference]: Finished difference Result 9776 states and 13868 transitions. [2020-10-14 19:18:43,831 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-14 19:18:43,832 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 224 [2020-10-14 19:18:43,833 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 19:18:43,866 INFO L225 Difference]: With dead ends: 9776 [2020-10-14 19:18:43,866 INFO L226 Difference]: Without dead ends: 6367 [2020-10-14 19:18:43,878 INFO L675 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 [2020-10-14 19:18:43,886 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6367 states. [2020-10-14 19:18:44,096 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6367 to 6345. [2020-10-14 19:18:44,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6345 states. [2020-10-14 19:18:44,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6345 states to 6345 states and 9020 transitions. [2020-10-14 19:18:44,121 INFO L78 Accepts]: Start accepts. Automaton has 6345 states and 9020 transitions. Word has length 224 [2020-10-14 19:18:44,122 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 19:18:44,122 INFO L479 AbstractCegarLoop]: Abstraction has 6345 states and 9020 transitions. [2020-10-14 19:18:44,122 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-14 19:18:44,122 INFO L276 IsEmpty]: Start isEmpty. Operand 6345 states and 9020 transitions. [2020-10-14 19:18:44,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2020-10-14 19:18:44,143 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 19:18:44,143 INFO L422 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 19:18:44,144 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-14 19:18:44,144 INFO L427 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 19:18:44,144 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 19:18:44,144 INFO L82 PathProgramCache]: Analyzing trace with hash 1676464187, now seen corresponding path program 1 times [2020-10-14 19:18:44,144 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 19:18:44,145 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [937514916] [2020-10-14 19:18:44,145 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 19:18:44,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 19:18:44,196 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:18:44,274 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:18:45,730 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:18:45,944 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:18:49,009 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 19:18:49,009 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 245 [2020-10-14 19:18:49,009 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-14 19:18:49,009 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4826 [2020-10-14 19:18:49,009 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 19:18:49,010 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 19:18:49,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 19:18:49,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 66 [2020-10-14 19:18:49,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 178 [2020-10-14 19:18:49,010 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 19:18:49,268 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-14 19:18:49,269 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 19:18:49,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 19:18:49,275 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:18:49,282 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 19:18:49,282 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 19:18:49,283 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 19:18:49,283 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-14 19:18:49,283 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 19:18:49,283 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 19:18:49,284 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 19:18:49,284 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 19:18:49,284 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 19:18:49,285 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 19:18:49,385 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-14 19:18:49,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 19:18:49,392 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:18:49,406 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 19:18:49,406 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-14 19:18:49,406 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 19:18:49,407 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-14 19:18:49,407 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 19:18:49,407 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 19:18:49,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 19:18:49,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 19:18:49,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 19:18:49,409 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 19:18:49,417 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-10-14 19:18:49,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 19:18:49,450 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:18:49,517 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 19:18:49,517 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 39 [2020-10-14 19:18:49,518 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 19:18:49,518 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 79 [2020-10-14 19:18:49,518 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 19:18:49,519 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 19:18:49,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 19:18:49,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 19:18:49,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 33 [2020-10-14 19:18:49,520 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 19:18:49,723 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 49 proven. 2 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2020-10-14 19:18:49,724 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [937514916] [2020-10-14 19:18:49,725 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 19:18:49,725 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2020-10-14 19:18:49,726 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [837193221] [2020-10-14 19:18:49,727 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-14 19:18:49,727 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 19:18:49,727 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-14 19:18:49,728 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-14 19:18:49,728 INFO L87 Difference]: Start difference. First operand 6345 states and 9020 transitions. Second operand 5 states. [2020-10-14 19:18:49,926 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2020-10-14 19:18:52,352 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 19:18:52,353 INFO L93 Difference]: Finished difference Result 14995 states and 21892 transitions. [2020-10-14 19:18:52,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-14 19:18:52,353 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 233 [2020-10-14 19:18:52,354 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 19:18:52,395 INFO L225 Difference]: With dead ends: 14995 [2020-10-14 19:18:52,395 INFO L226 Difference]: Without dead ends: 8656 [2020-10-14 19:18:52,413 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2020-10-14 19:18:52,423 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8656 states. [2020-10-14 19:18:52,726 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8656 to 8647. [2020-10-14 19:18:52,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8647 states. [2020-10-14 19:18:52,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8647 states to 8647 states and 12352 transitions. [2020-10-14 19:18:52,750 INFO L78 Accepts]: Start accepts. Automaton has 8647 states and 12352 transitions. Word has length 233 [2020-10-14 19:18:52,751 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 19:18:52,751 INFO L479 AbstractCegarLoop]: Abstraction has 8647 states and 12352 transitions. [2020-10-14 19:18:52,751 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-14 19:18:52,751 INFO L276 IsEmpty]: Start isEmpty. Operand 8647 states and 12352 transitions. [2020-10-14 19:18:52,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 251 [2020-10-14 19:18:52,784 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 19:18:52,784 INFO L422 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 19:18:52,785 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-14 19:18:52,785 INFO L427 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 19:18:52,785 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 19:18:52,785 INFO L82 PathProgramCache]: Analyzing trace with hash -139203334, now seen corresponding path program 1 times [2020-10-14 19:18:52,786 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 19:18:52,787 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1286349722] [2020-10-14 19:18:52,787 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 19:18:52,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 19:18:52,839 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:18:52,930 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:18:53,308 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:18:53,737 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:18:55,532 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:18:57,833 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 19:18:57,833 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 262 [2020-10-14 19:18:57,833 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-14 19:18:57,833 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5010 [2020-10-14 19:18:57,834 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 19:18:57,834 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 19:18:57,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 19:18:57,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 81 [2020-10-14 19:18:57,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 180 [2020-10-14 19:18:57,834 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 19:18:58,092 WARN L193 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-14 19:18:58,092 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 19:18:58,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 19:18:58,098 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:18:58,105 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 19:18:58,106 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 19:18:58,106 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 19:18:58,107 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-14 19:18:58,107 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 19:18:58,107 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 19:18:58,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 19:18:58,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 19:18:58,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 19:18:58,109 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 19:18:58,199 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-14 19:18:58,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 19:18:58,206 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:18:58,216 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 19:18:58,216 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-14 19:18:58,217 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 19:18:58,217 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-14 19:18:58,217 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 19:18:58,217 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 19:18:58,217 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 19:18:58,217 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 19:18:58,218 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 19:18:58,218 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 19:18:58,224 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-10-14 19:18:58,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 19:18:58,397 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:18:58,473 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 19:18:58,473 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 56 [2020-10-14 19:18:58,473 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 19:18:58,474 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 222 [2020-10-14 19:18:58,474 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 19:18:58,474 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 19:18:58,474 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 19:18:58,474 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 19:18:58,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 48 [2020-10-14 19:18:58,475 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 19:18:58,585 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 64 proven. 2 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2020-10-14 19:18:58,585 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1286349722] [2020-10-14 19:18:58,586 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 19:18:58,586 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2020-10-14 19:18:58,586 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [272509350] [2020-10-14 19:18:58,587 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-14 19:18:58,587 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 19:18:58,587 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-14 19:18:58,588 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-14 19:18:58,588 INFO L87 Difference]: Start difference. First operand 8647 states and 12352 transitions. Second operand 5 states. [2020-10-14 19:18:58,734 WARN L193 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2020-10-14 19:19:01,627 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 19:19:01,627 INFO L93 Difference]: Finished difference Result 21056 states and 31267 transitions. [2020-10-14 19:19:01,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-14 19:19:01,632 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 250 [2020-10-14 19:19:01,633 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 19:19:01,698 INFO L225 Difference]: With dead ends: 21056 [2020-10-14 19:19:01,698 INFO L226 Difference]: Without dead ends: 12415 [2020-10-14 19:19:01,722 INFO L675 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 [2020-10-14 19:19:01,738 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12415 states. [2020-10-14 19:19:02,084 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12415 to 12409. [2020-10-14 19:19:02,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12409 states. [2020-10-14 19:19:02,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12409 states to 12409 states and 18084 transitions. [2020-10-14 19:19:02,110 INFO L78 Accepts]: Start accepts. Automaton has 12409 states and 18084 transitions. Word has length 250 [2020-10-14 19:19:02,111 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 19:19:02,111 INFO L479 AbstractCegarLoop]: Abstraction has 12409 states and 18084 transitions. [2020-10-14 19:19:02,111 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-14 19:19:02,111 INFO L276 IsEmpty]: Start isEmpty. Operand 12409 states and 18084 transitions. [2020-10-14 19:19:02,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 277 [2020-10-14 19:19:02,157 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 19:19:02,158 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-10-14 19:19:02,158 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-14 19:19:02,158 INFO L427 AbstractCegarLoop]: === Iteration 8 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 19:19:02,158 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 19:19:02,159 INFO L82 PathProgramCache]: Analyzing trace with hash -58298003, now seen corresponding path program 1 times [2020-10-14 19:19:02,159 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 19:19:02,159 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1243718788] [2020-10-14 19:19:02,160 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 19:19:02,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 19:19:02,335 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:19:03,100 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 19:19:03,100 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 286 [2020-10-14 19:19:03,101 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 19:19:03,101 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 841 [2020-10-14 19:19:03,101 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 19:19:03,101 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 19:19:03,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-14 19:19:03,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 19:19:03,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 103 [2020-10-14 19:19:03,102 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 19:19:03,251 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-14 19:19:03,252 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 19:19:03,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 19:19:03,259 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:19:03,267 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 19:19:03,267 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 19:19:03,268 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 19:19:03,268 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-14 19:19:03,268 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 19:19:03,268 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 19:19:03,268 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 19:19:03,268 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 19:19:03,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-14 19:19:03,269 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 19:19:03,343 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-14 19:19:03,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 19:19:03,391 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:19:03,531 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 19:19:03,531 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 98 [2020-10-14 19:19:03,531 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 19:19:03,532 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 155 [2020-10-14 19:19:03,532 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 19:19:03,532 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 19:19:03,532 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 19:19:03,532 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-14 19:19:03,532 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 98 [2020-10-14 19:19:03,532 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 19:19:03,757 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 94 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-14 19:19:03,758 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1243718788] [2020-10-14 19:19:03,758 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 19:19:03,758 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-14 19:19:03,758 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1549327326] [2020-10-14 19:19:03,759 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-14 19:19:03,759 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 19:19:03,759 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-14 19:19:03,759 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2020-10-14 19:19:03,759 INFO L87 Difference]: Start difference. First operand 12409 states and 18084 transitions. Second operand 7 states. [2020-10-14 19:19:03,893 WARN L193 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2020-10-14 19:19:05,297 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 19:19:05,297 INFO L93 Difference]: Finished difference Result 23740 states and 34696 transitions. [2020-10-14 19:19:05,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-14 19:19:05,299 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 276 [2020-10-14 19:19:05,299 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 19:19:05,299 INFO L225 Difference]: With dead ends: 23740 [2020-10-14 19:19:05,299 INFO L226 Difference]: Without dead ends: 0 [2020-10-14 19:19:05,343 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=21, Invalid=35, Unknown=0, NotChecked=0, Total=56 [2020-10-14 19:19:05,344 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-14 19:19:05,344 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-14 19:19:05,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-14 19:19:05,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-14 19:19:05,345 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 276 [2020-10-14 19:19:05,345 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 19:19:05,345 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-14 19:19:05,345 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-14 19:19:05,345 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-14 19:19:05,345 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-14 19:19:05,346 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-14 19:19:05,348 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-14 19:19:06,737 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 22 [2020-10-14 19:19:06,901 WARN L193 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 22 [2020-10-14 19:19:07,070 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 95 [2020-10-14 19:19:08,317 WARN L193 SmtUtils]: Spent 1.23 s on a formula simplification. DAG size of input: 252 DAG size of output: 113 [2020-10-14 19:19:08,451 WARN L193 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-14 19:19:08,581 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-14 19:19:08,583 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~a28~0 |old(~a28~0)|) (= ~a26~0 |old(~a26~0)|) (= ~a21~0 |old(~a21~0)|) (= ~a18~0 |old(~a18~0)|) (= ~a6~0 |old(~a6~0)|) (= ~a8~0 |old(~a8~0)|) (= ~f~0 |old(~f~0)|) (= ~a29~0 |old(~a29~0)|) (= ~a1~0 |old(~a1~0)|) (= ~a19~0 |old(~a19~0)|) (= ~a3~0 |old(~a3~0)|) (= ~a0~0 |old(~a0~0)|) (= ~a9~0 |old(~a9~0)|) (= ~a7~0 |old(~a7~0)|) (= ~a11~0 |old(~a11~0)|) (= ~w~0 |old(~w~0)|) (= ~a5~0 |old(~a5~0)|) (= ~u~0 |old(~u~0)|) (= ~e~0 |old(~e~0)|) (= ~a16~0 |old(~a16~0)|) (= ~y~0 |old(~y~0)|) (= ~a4~0 |old(~a4~0)|) (= ~a2~0 |old(~a2~0)|) (= ~a17~0 |old(~a17~0)|) (= ~a14~0 |old(~a14~0)|) (= ~c~0 |old(~c~0)|) (= ~a25~0 |old(~a25~0)|) (= ~a23~0 |old(~a23~0)|) (= ~z~0 |old(~z~0)|) (= ~a12~0 |old(~a12~0)|) (= ~a15~0 |old(~a15~0)|) (= ~a13~0 |old(~a13~0)|) (= ~a24~0 |old(~a24~0)|) (= ~a~0 |old(~a~0)|) (= ~a20~0 |old(~a20~0)|) (= ~x~0 |old(~x~0)|) (= ~a22~0 |old(~a22~0)|) (= ~d~0 |old(~d~0)|) (= ~v~0 |old(~v~0)|) (= ~a10~0 |old(~a10~0)|) (= ~a27~0 |old(~a27~0)|) (= ~b~0 |old(~b~0)|)) [2020-10-14 19:19:08,584 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-14 19:19:08,584 INFO L268 CegarLoopResult]: For program point L498(lines 498 511) no Hoare annotation was computed. [2020-10-14 19:19:08,584 INFO L268 CegarLoopResult]: For program point L498-2(lines 498 511) no Hoare annotation was computed. [2020-10-14 19:19:08,584 INFO L268 CegarLoopResult]: For program point L1423(lines 1423 1465) no Hoare annotation was computed. [2020-10-14 19:19:08,584 INFO L268 CegarLoopResult]: For program point L366(lines 366 1465) no Hoare annotation was computed. [2020-10-14 19:19:08,584 INFO L268 CegarLoopResult]: For program point L1622-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:19:08,584 INFO L268 CegarLoopResult]: For program point L1556-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:19:08,584 INFO L268 CegarLoopResult]: For program point L1490-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:19:08,584 INFO L268 CegarLoopResult]: For program point L301(lines 301 1465) no Hoare annotation was computed. [2020-10-14 19:19:08,585 INFO L268 CegarLoopResult]: For program point L1226(lines 1226 1465) no Hoare annotation was computed. [2020-10-14 19:19:08,585 INFO L268 CegarLoopResult]: For program point L1623(line 1623) no Hoare annotation was computed. [2020-10-14 19:19:08,585 INFO L268 CegarLoopResult]: For program point L566(lines 566 1465) no Hoare annotation was computed. [2020-10-14 19:19:08,585 INFO L268 CegarLoopResult]: For program point L1557(line 1557) no Hoare annotation was computed. [2020-10-14 19:19:08,585 INFO L268 CegarLoopResult]: For program point L1491(line 1491) no Hoare annotation was computed. [2020-10-14 19:19:08,585 INFO L268 CegarLoopResult]: For program point L434(lines 434 1465) no Hoare annotation was computed. [2020-10-14 19:19:08,585 INFO L268 CegarLoopResult]: For program point L1359(lines 1359 1465) no Hoare annotation was computed. [2020-10-14 19:19:08,585 INFO L268 CegarLoopResult]: For program point L1095(lines 1095 1465) no Hoare annotation was computed. [2020-10-14 19:19:08,586 INFO L268 CegarLoopResult]: For program point L633(lines 633 1465) no Hoare annotation was computed. [2020-10-14 19:19:08,586 INFO L268 CegarLoopResult]: For program point L1360(lines 1360 1379) no Hoare annotation was computed. [2020-10-14 19:19:08,586 INFO L268 CegarLoopResult]: For program point L1360-2(lines 1360 1379) no Hoare annotation was computed. [2020-10-14 19:19:08,586 INFO L268 CegarLoopResult]: For program point L1162(lines 1162 1465) no Hoare annotation was computed. [2020-10-14 19:19:08,586 INFO L268 CegarLoopResult]: For program point L105(lines 105 1465) no Hoare annotation was computed. [2020-10-14 19:19:08,586 INFO L268 CegarLoopResult]: For program point L1625-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:19:08,586 INFO L268 CegarLoopResult]: For program point L1559-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:19:08,586 INFO L268 CegarLoopResult]: For program point L1493-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:19:08,586 INFO L268 CegarLoopResult]: For program point L238(lines 238 1465) no Hoare annotation was computed. [2020-10-14 19:19:08,587 INFO L268 CegarLoopResult]: For program point L172(lines 172 1465) no Hoare annotation was computed. [2020-10-14 19:19:08,587 INFO L268 CegarLoopResult]: For program point L1031(lines 1031 1465) no Hoare annotation was computed. [2020-10-14 19:19:08,587 INFO L268 CegarLoopResult]: For program point L899(lines 899 1465) no Hoare annotation was computed. [2020-10-14 19:19:08,588 INFO L268 CegarLoopResult]: For program point L701(lines 701 1465) no Hoare annotation was computed. [2020-10-14 19:19:08,588 INFO L268 CegarLoopResult]: For program point L1626(line 1626) no Hoare annotation was computed. [2020-10-14 19:19:08,588 INFO L268 CegarLoopResult]: For program point L1560(line 1560) no Hoare annotation was computed. [2020-10-14 19:19:08,588 INFO L268 CegarLoopResult]: For program point L1494(line 1494) no Hoare annotation was computed. [2020-10-14 19:19:08,588 INFO L268 CegarLoopResult]: For program point L966(lines 966 1465) no Hoare annotation was computed. [2020-10-14 19:19:08,588 INFO L268 CegarLoopResult]: For program point L769(lines 769 1465) no Hoare annotation was computed. [2020-10-14 19:19:08,589 INFO L268 CegarLoopResult]: For program point L1628-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:19:08,589 INFO L268 CegarLoopResult]: For program point L1562-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:19:08,589 INFO L268 CegarLoopResult]: For program point L1496-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:19:08,589 INFO L268 CegarLoopResult]: For program point L836(lines 836 1465) no Hoare annotation was computed. [2020-10-14 19:19:08,589 INFO L268 CegarLoopResult]: For program point L1629(line 1629) no Hoare annotation was computed. [2020-10-14 19:19:08,589 INFO L268 CegarLoopResult]: For program point L1563(line 1563) no Hoare annotation was computed. [2020-10-14 19:19:08,589 INFO L268 CegarLoopResult]: For program point L1497(line 1497) no Hoare annotation was computed. [2020-10-14 19:19:08,590 INFO L268 CegarLoopResult]: For program point L441(lines 441 1465) no Hoare annotation was computed. [2020-10-14 19:19:08,590 INFO L268 CegarLoopResult]: For program point L1432(lines 1432 1465) no Hoare annotation was computed. [2020-10-14 19:19:08,590 INFO L268 CegarLoopResult]: For program point L574(lines 574 1465) no Hoare annotation was computed. [2020-10-14 19:19:08,590 INFO L268 CegarLoopResult]: For program point L1631-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:19:08,590 INFO L268 CegarLoopResult]: For program point L1565-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:19:08,590 INFO L268 CegarLoopResult]: For program point L1499-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:19:08,590 INFO L268 CegarLoopResult]: For program point L1632(line 1632) no Hoare annotation was computed. [2020-10-14 19:19:08,591 INFO L268 CegarLoopResult]: For program point L1566(line 1566) no Hoare annotation was computed. [2020-10-14 19:19:08,591 INFO L268 CegarLoopResult]: For program point L1500(line 1500) no Hoare annotation was computed. [2020-10-14 19:19:08,591 INFO L268 CegarLoopResult]: For program point L377(lines 377 1465) no Hoare annotation was computed. [2020-10-14 19:19:08,591 INFO L268 CegarLoopResult]: For program point L1104(lines 1104 1465) no Hoare annotation was computed. [2020-10-14 19:19:08,591 INFO L268 CegarLoopResult]: For program point L1038(lines 1038 1465) no Hoare annotation was computed. [2020-10-14 19:19:08,591 INFO L268 CegarLoopResult]: For program point L378(lines 378 395) no Hoare annotation was computed. [2020-10-14 19:19:08,591 INFO L268 CegarLoopResult]: For program point L312(lines 312 1465) no Hoare annotation was computed. [2020-10-14 19:19:08,591 INFO L268 CegarLoopResult]: For program point L378-2(lines 378 395) no Hoare annotation was computed. [2020-10-14 19:19:08,592 INFO L268 CegarLoopResult]: For program point L1237(lines 1237 1465) no Hoare annotation was computed. [2020-10-14 19:19:08,592 INFO L268 CegarLoopResult]: For program point L114(lines 114 1465) no Hoare annotation was computed. [2020-10-14 19:19:08,592 INFO L268 CegarLoopResult]: For program point L1039(lines 1039 1059) no Hoare annotation was computed. [2020-10-14 19:19:08,592 INFO L268 CegarLoopResult]: For program point L1039-2(lines 1039 1059) no Hoare annotation was computed. [2020-10-14 19:19:08,592 INFO L268 CegarLoopResult]: For program point L907(lines 907 1465) no Hoare annotation was computed. [2020-10-14 19:19:08,592 INFO L268 CegarLoopResult]: For program point L709(lines 709 1465) no Hoare annotation was computed. [2020-10-14 19:19:08,592 INFO L268 CegarLoopResult]: For program point L643(lines 643 1465) no Hoare annotation was computed. [2020-10-14 19:19:08,592 INFO L268 CegarLoopResult]: For program point L1634-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:19:08,593 INFO L268 CegarLoopResult]: For program point L1568-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:19:08,593 INFO L268 CegarLoopResult]: For program point L1502-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:19:08,593 INFO L268 CegarLoopResult]: For program point L181(lines 181 1465) no Hoare annotation was computed. [2020-10-14 19:19:08,593 INFO L268 CegarLoopResult]: For program point L710(lines 710 731) no Hoare annotation was computed. [2020-10-14 19:19:08,593 INFO L268 CegarLoopResult]: For program point L710-2(lines 710 731) no Hoare annotation was computed. [2020-10-14 19:19:08,593 INFO L268 CegarLoopResult]: For program point L1635(line 1635) no Hoare annotation was computed. [2020-10-14 19:19:08,593 INFO L268 CegarLoopResult]: For program point L1569(line 1569) no Hoare annotation was computed. [2020-10-14 19:19:08,594 INFO L268 CegarLoopResult]: For program point L1503(line 1503) no Hoare annotation was computed. [2020-10-14 19:19:08,594 INFO L268 CegarLoopResult]: For program point L1305(lines 1305 1465) no Hoare annotation was computed. [2020-10-14 19:19:08,594 INFO L268 CegarLoopResult]: For program point L248(lines 248 1465) no Hoare annotation was computed. [2020-10-14 19:19:08,594 INFO L268 CegarLoopResult]: For program point L1173(lines 1173 1465) no Hoare annotation was computed. [2020-10-14 19:19:08,594 INFO L268 CegarLoopResult]: For program point L975(lines 975 1465) no Hoare annotation was computed. [2020-10-14 19:19:08,594 INFO L268 CegarLoopResult]: For program point L777(lines 777 1465) no Hoare annotation was computed. [2020-10-14 19:19:08,594 INFO L268 CegarLoopResult]: For program point L513(lines 513 1465) no Hoare annotation was computed. [2020-10-14 19:19:08,595 INFO L268 CegarLoopResult]: For program point L844(lines 844 1465) no Hoare annotation was computed. [2020-10-14 19:19:08,595 INFO L268 CegarLoopResult]: For program point calculate_outputEXIT(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:19:08,595 INFO L268 CegarLoopResult]: For program point L1637-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:19:08,595 INFO L268 CegarLoopResult]: For program point L1571-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:19:08,595 INFO L268 CegarLoopResult]: For program point L1505-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:19:08,595 INFO L268 CegarLoopResult]: For program point L1638(line 1638) no Hoare annotation was computed. [2020-10-14 19:19:08,595 INFO L268 CegarLoopResult]: For program point L1572(line 1572) no Hoare annotation was computed. [2020-10-14 19:19:08,596 INFO L268 CegarLoopResult]: For program point L1506(line 1506) no Hoare annotation was computed. [2020-10-14 19:19:08,596 INFO L268 CegarLoopResult]: For program point L450(lines 450 1465) no Hoare annotation was computed. [2020-10-14 19:19:08,596 INFO L268 CegarLoopResult]: For program point L583(lines 583 1465) no Hoare annotation was computed. [2020-10-14 19:19:08,598 INFO L268 CegarLoopResult]: For program point L1640-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:19:08,598 INFO L268 CegarLoopResult]: For program point L1574-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:19:08,599 INFO L268 CegarLoopResult]: For program point L1508-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:19:08,599 INFO L268 CegarLoopResult]: For program point L1442(lines 1442 1465) no Hoare annotation was computed. [2020-10-14 19:19:08,599 INFO L268 CegarLoopResult]: For program point L319(lines 319 1465) no Hoare annotation was computed. [2020-10-14 19:19:08,599 INFO L268 CegarLoopResult]: For program point L1112(lines 1112 1465) no Hoare annotation was computed. [2020-10-14 19:19:08,599 INFO L268 CegarLoopResult]: For program point L55(lines 55 1465) no Hoare annotation was computed. [2020-10-14 19:19:08,599 INFO L268 CegarLoopResult]: For program point L1641(line 1641) no Hoare annotation was computed. [2020-10-14 19:19:08,599 INFO L268 CegarLoopResult]: For program point L1575(line 1575) no Hoare annotation was computed. [2020-10-14 19:19:08,599 INFO L268 CegarLoopResult]: For program point L1509(line 1509) no Hoare annotation was computed. [2020-10-14 19:19:08,599 INFO L268 CegarLoopResult]: For program point L56(lines 56 71) no Hoare annotation was computed. [2020-10-14 19:19:08,600 INFO L268 CegarLoopResult]: For program point L56-2(lines 56 71) no Hoare annotation was computed. [2020-10-14 19:19:08,600 INFO L268 CegarLoopResult]: For program point L784(lines 784 1465) no Hoare annotation was computed. [2020-10-14 19:19:08,600 INFO L268 CegarLoopResult]: For program point L1643-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:19:08,600 INFO L268 CegarLoopResult]: For program point L1577-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:19:08,600 INFO L268 CegarLoopResult]: For program point L1511-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:19:08,600 INFO L268 CegarLoopResult]: For program point L1313(lines 1313 1465) no Hoare annotation was computed. [2020-10-14 19:19:08,600 INFO L268 CegarLoopResult]: For program point L983(lines 983 1465) no Hoare annotation was computed. [2020-10-14 19:19:08,600 INFO L268 CegarLoopResult]: For program point L917(lines 917 1465) no Hoare annotation was computed. [2020-10-14 19:19:08,601 INFO L268 CegarLoopResult]: For program point L653(lines 653 1465) no Hoare annotation was computed. [2020-10-14 19:19:08,601 INFO L268 CegarLoopResult]: For program point L1644(line 1644) no Hoare annotation was computed. [2020-10-14 19:19:08,601 INFO L268 CegarLoopResult]: For program point L1578(line 1578) no Hoare annotation was computed. [2020-10-14 19:19:08,601 INFO L268 CegarLoopResult]: For program point L1512(line 1512) no Hoare annotation was computed. [2020-10-14 19:19:08,601 INFO L268 CegarLoopResult]: For program point L257(lines 257 1465) no Hoare annotation was computed. [2020-10-14 19:19:08,601 INFO L268 CegarLoopResult]: For program point L191(lines 191 1465) no Hoare annotation was computed. [2020-10-14 19:19:08,601 INFO L268 CegarLoopResult]: For program point L1182(lines 1182 1465) no Hoare annotation was computed. [2020-10-14 19:19:08,601 INFO L268 CegarLoopResult]: For program point L918(lines 918 935) no Hoare annotation was computed. [2020-10-14 19:19:08,601 INFO L268 CegarLoopResult]: For program point L918-2(lines 918 935) no Hoare annotation was computed. [2020-10-14 19:19:08,602 INFO L268 CegarLoopResult]: For program point L522(lines 522 1465) no Hoare annotation was computed. [2020-10-14 19:19:08,602 INFO L264 CegarLoopResult]: At program point calculate_outputENTRY(lines 54 1650) the Hoare annotation is: (let ((.cse2 (= ~a28~0 |old(~a28~0)|)) (.cse3 (= ~a21~0 |old(~a21~0)|)) (.cse4 (= ~a6~0 |old(~a6~0)|)) (.cse5 (= ~a8~0 |old(~a8~0)|)) (.cse6 (= ~a29~0 |old(~a29~0)|)) (.cse7 (= ~a1~0 |old(~a1~0)|)) (.cse8 (= ~a19~0 |old(~a19~0)|)) (.cse9 (= ~a3~0 |old(~a3~0)|)) (.cse10 (= ~a0~0 |old(~a0~0)|)) (.cse11 (= ~a9~0 |old(~a9~0)|)) (.cse12 (= ~a7~0 |old(~a7~0)|)) (.cse13 (= ~a11~0 |old(~a11~0)|)) (.cse14 (= ~a5~0 |old(~a5~0)|)) (.cse15 (= ~a16~0 |old(~a16~0)|)) (.cse16 (= ~a4~0 |old(~a4~0)|)) (.cse17 (= ~a2~0 |old(~a2~0)|)) (.cse18 (= ~a17~0 |old(~a17~0)|)) (.cse19 (= ~a14~0 |old(~a14~0)|)) (.cse20 (= ~a25~0 |old(~a25~0)|)) (.cse21 (= ~a23~0 |old(~a23~0)|)) (.cse22 (= ~a12~0 |old(~a12~0)|)) (.cse23 (= ~a15~0 |old(~a15~0)|)) (.cse24 (= ~a13~0 |old(~a13~0)|)) (.cse25 (= ~a24~0 |old(~a24~0)|)) (.cse26 (= ~a20~0 |old(~a20~0)|)) (.cse27 (= ~a22~0 |old(~a22~0)|)) (.cse28 (= ~a10~0 |old(~a10~0)|)) (.cse29 (= ~a27~0 |old(~a27~0)|))) (let ((.cse0 (not (= |old(~a5~0)| 1))) (.cse1 (and .cse2 (= ~a26~0 |old(~a26~0)|) .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15 .cse16 .cse17 .cse18 .cse19 .cse20 .cse21 .cse22 .cse23 .cse24 .cse25 .cse26 .cse27 .cse28 .cse29))) (and (or .cse0 (not (<= |old(~a27~0)| 0)) .cse1) (or (= |old(~a12~0)| 1) .cse0 .cse1) (or .cse0 (not (<= |old(~a3~0)| 0)) .cse1) (or .cse0 (and .cse2 .cse3 .cse4 .cse5 .cse6 (<= 1 ~a26~0) .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15 .cse16 .cse17 .cse18 .cse19 .cse20 .cse21 .cse22 .cse23 .cse24 (<= ~a26~0 1) .cse25 .cse26 .cse27 .cse28 .cse29) (not (<= |old(~a26~0)| 1)) (not (<= 1 |old(~a26~0)|))) (or .cse0 .cse1 (not (<= 2 |old(~a3~0)|)))))) [2020-10-14 19:19:08,602 INFO L268 CegarLoopResult]: For program point L1381(lines 1381 1465) no Hoare annotation was computed. [2020-10-14 19:19:08,602 INFO L268 CegarLoopResult]: For program point L1249(lines 1249 1465) no Hoare annotation was computed. [2020-10-14 19:19:08,602 INFO L268 CegarLoopResult]: For program point L192(lines 192 211) no Hoare annotation was computed. [2020-10-14 19:19:08,602 INFO L268 CegarLoopResult]: For program point L126(lines 126 1465) no Hoare annotation was computed. [2020-10-14 19:19:08,603 INFO L268 CegarLoopResult]: For program point L192-2(lines 192 211) no Hoare annotation was computed. [2020-10-14 19:19:08,603 INFO L268 CegarLoopResult]: For program point L853(lines 853 1465) no Hoare annotation was computed. [2020-10-14 19:19:08,603 INFO L268 CegarLoopResult]: For program point L1646-1(lines 1646 1648) no Hoare annotation was computed. [2020-10-14 19:19:08,603 INFO L268 CegarLoopResult]: For program point L1580-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:19:08,603 INFO L268 CegarLoopResult]: For program point L1514-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:19:08,603 INFO L268 CegarLoopResult]: For program point L1382(lines 1382 1400) no Hoare annotation was computed. [2020-10-14 19:19:08,603 INFO L268 CegarLoopResult]: For program point L1382-2(lines 1382 1400) no Hoare annotation was computed. [2020-10-14 19:19:08,603 INFO L268 CegarLoopResult]: For program point L1250(lines 1250 1272) no Hoare annotation was computed. [2020-10-14 19:19:08,604 INFO L268 CegarLoopResult]: For program point L1250-2(lines 1250 1272) no Hoare annotation was computed. [2020-10-14 19:19:08,604 INFO L268 CegarLoopResult]: For program point L1647(line 1647) no Hoare annotation was computed. [2020-10-14 19:19:08,604 INFO L268 CegarLoopResult]: For program point L1581(line 1581) no Hoare annotation was computed. [2020-10-14 19:19:08,604 INFO L268 CegarLoopResult]: For program point L1515(line 1515) no Hoare annotation was computed. [2020-10-14 19:19:08,604 INFO L268 CegarLoopResult]: For program point L458(lines 458 1465) no Hoare annotation was computed. [2020-10-14 19:19:08,604 INFO L268 CegarLoopResult]: For program point L1120(lines 1120 1465) no Hoare annotation was computed. [2020-10-14 19:19:08,604 INFO L268 CegarLoopResult]: For program point L658(lines 658 1465) no Hoare annotation was computed. [2020-10-14 19:19:08,604 INFO L268 CegarLoopResult]: For program point L592(lines 592 1465) no Hoare annotation was computed. [2020-10-14 19:19:08,605 INFO L268 CegarLoopResult]: For program point L1583-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:19:08,605 INFO L268 CegarLoopResult]: For program point L1517-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:19:08,605 INFO L268 CegarLoopResult]: For program point L1584(line 1584) no Hoare annotation was computed. [2020-10-14 19:19:08,605 INFO L268 CegarLoopResult]: For program point L1518(line 1518) no Hoare annotation was computed. [2020-10-14 19:19:08,605 INFO L268 CegarLoopResult]: For program point L1452(lines 1452 1465) no Hoare annotation was computed. [2020-10-14 19:19:08,605 INFO L268 CegarLoopResult]: For program point L329(lines 329 1465) no Hoare annotation was computed. [2020-10-14 19:19:08,605 INFO L268 CegarLoopResult]: For program point L1321(lines 1321 1465) no Hoare annotation was computed. [2020-10-14 19:19:08,605 INFO L268 CegarLoopResult]: For program point L529(lines 529 1465) no Hoare annotation was computed. [2020-10-14 19:19:08,606 INFO L268 CegarLoopResult]: For program point L1586-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:19:08,606 INFO L268 CegarLoopResult]: For program point L1520-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:19:08,606 INFO L268 CegarLoopResult]: For program point L397(lines 397 1465) no Hoare annotation was computed. [2020-10-14 19:19:08,606 INFO L268 CegarLoopResult]: For program point L265(lines 265 1465) no Hoare annotation was computed. [2020-10-14 19:19:08,606 INFO L268 CegarLoopResult]: For program point L1190(lines 1190 1465) no Hoare annotation was computed. [2020-10-14 19:19:08,606 INFO L268 CegarLoopResult]: For program point L1587(line 1587) no Hoare annotation was computed. [2020-10-14 19:19:08,606 INFO L268 CegarLoopResult]: For program point L1521(line 1521) no Hoare annotation was computed. [2020-10-14 19:19:08,606 INFO L268 CegarLoopResult]: For program point L795(lines 795 1465) no Hoare annotation was computed. [2020-10-14 19:19:08,606 INFO L268 CegarLoopResult]: For program point L135(lines 135 1465) no Hoare annotation was computed. [2020-10-14 19:19:08,606 INFO L268 CegarLoopResult]: For program point L994(lines 994 1465) no Hoare annotation was computed. [2020-10-14 19:19:08,607 INFO L268 CegarLoopResult]: For program point L1589-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:19:08,607 INFO L268 CegarLoopResult]: For program point L1523-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:19:08,607 INFO L268 CegarLoopResult]: For program point L1127(lines 1127 1465) no Hoare annotation was computed. [2020-10-14 19:19:08,607 INFO L268 CegarLoopResult]: For program point L1061(lines 1061 1465) no Hoare annotation was computed. [2020-10-14 19:19:08,607 INFO L268 CegarLoopResult]: For program point L863(lines 863 1465) no Hoare annotation was computed. [2020-10-14 19:19:08,607 INFO L268 CegarLoopResult]: For program point L665(lines 665 1465) no Hoare annotation was computed. [2020-10-14 19:19:08,607 INFO L268 CegarLoopResult]: For program point L1590(line 1590) no Hoare annotation was computed. [2020-10-14 19:19:08,607 INFO L268 CegarLoopResult]: For program point L1524(line 1524) no Hoare annotation was computed. [2020-10-14 19:19:08,608 INFO L268 CegarLoopResult]: For program point L467(lines 467 1465) no Hoare annotation was computed. [2020-10-14 19:19:08,608 INFO L268 CegarLoopResult]: For program point L1326(lines 1326 1465) no Hoare annotation was computed. [2020-10-14 19:19:08,608 INFO L268 CegarLoopResult]: For program point L468(lines 468 478) no Hoare annotation was computed. [2020-10-14 19:19:08,608 INFO L268 CegarLoopResult]: For program point L468-2(lines 468 478) no Hoare annotation was computed. [2020-10-14 19:19:08,608 INFO L268 CegarLoopResult]: For program point L733(lines 733 1465) no Hoare annotation was computed. [2020-10-14 19:19:08,608 INFO L268 CegarLoopResult]: For program point L1592-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:19:08,608 INFO L268 CegarLoopResult]: For program point L1526-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:19:08,608 INFO L268 CegarLoopResult]: For program point L1460(lines 1460 1465) no Hoare annotation was computed. [2020-10-14 19:19:08,608 INFO L268 CegarLoopResult]: For program point L73(lines 73 1465) no Hoare annotation was computed. [2020-10-14 19:19:08,609 INFO L268 CegarLoopResult]: For program point L1593(line 1593) no Hoare annotation was computed. [2020-10-14 19:19:08,609 INFO L268 CegarLoopResult]: For program point L1527(line 1527) no Hoare annotation was computed. [2020-10-14 19:19:08,609 INFO L268 CegarLoopResult]: For program point L603(lines 603 1465) no Hoare annotation was computed. [2020-10-14 19:19:08,609 INFO L268 CegarLoopResult]: For program point L405(lines 405 1465) no Hoare annotation was computed. [2020-10-14 19:19:08,609 INFO L268 CegarLoopResult]: For program point L339(lines 339 1465) no Hoare annotation was computed. [2020-10-14 19:19:08,609 INFO L268 CegarLoopResult]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 1554) no Hoare annotation was computed. [2020-10-14 19:19:08,609 INFO L268 CegarLoopResult]: For program point L1132(lines 1132 1465) no Hoare annotation was computed. [2020-10-14 19:19:08,609 INFO L268 CegarLoopResult]: For program point L1066(lines 1066 1465) no Hoare annotation was computed. [2020-10-14 19:19:08,610 INFO L268 CegarLoopResult]: For program point L868(lines 868 1465) no Hoare annotation was computed. [2020-10-14 19:19:08,610 INFO L268 CegarLoopResult]: For program point L1595-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:19:08,610 INFO L268 CegarLoopResult]: For program point L1529-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:19:08,610 INFO L268 CegarLoopResult]: For program point L869(lines 869 887) no Hoare annotation was computed. [2020-10-14 19:19:08,610 INFO L268 CegarLoopResult]: For program point L869-2(lines 869 887) no Hoare annotation was computed. [2020-10-14 19:19:08,610 INFO L268 CegarLoopResult]: For program point L1596(line 1596) no Hoare annotation was computed. [2020-10-14 19:19:08,610 INFO L268 CegarLoopResult]: For program point L539(lines 539 1465) no Hoare annotation was computed. [2020-10-14 19:19:08,610 INFO L268 CegarLoopResult]: For program point L1530(line 1530) no Hoare annotation was computed. [2020-10-14 19:19:08,611 INFO L268 CegarLoopResult]: For program point L1200(lines 1200 1465) no Hoare annotation was computed. [2020-10-14 19:19:08,611 INFO L268 CegarLoopResult]: For program point L804(lines 804 1465) no Hoare annotation was computed. [2020-10-14 19:19:08,611 INFO L268 CegarLoopResult]: For program point L276(lines 276 1465) no Hoare annotation was computed. [2020-10-14 19:19:08,611 INFO L268 CegarLoopResult]: For program point L1003(lines 1003 1465) no Hoare annotation was computed. [2020-10-14 19:19:08,611 INFO L268 CegarLoopResult]: For program point L937(lines 937 1465) no Hoare annotation was computed. [2020-10-14 19:19:08,611 INFO L268 CegarLoopResult]: For program point L1598-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:19:08,611 INFO L268 CegarLoopResult]: For program point L1532-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:19:08,611 INFO L268 CegarLoopResult]: For program point L1466(lines 1466 1468) no Hoare annotation was computed. [2020-10-14 19:19:08,611 INFO L268 CegarLoopResult]: For program point L1466-2(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:19:08,612 INFO L268 CegarLoopResult]: For program point L1599(line 1599) no Hoare annotation was computed. [2020-10-14 19:19:08,612 INFO L268 CegarLoopResult]: For program point L1533(line 1533) no Hoare annotation was computed. [2020-10-14 19:19:08,612 INFO L268 CegarLoopResult]: For program point L1467(line 1467) no Hoare annotation was computed. [2020-10-14 19:19:08,612 INFO L268 CegarLoopResult]: For program point L146(lines 146 1465) no Hoare annotation was computed. [2020-10-14 19:19:08,612 INFO L268 CegarLoopResult]: For program point L675(lines 675 1465) no Hoare annotation was computed. [2020-10-14 19:19:08,612 INFO L268 CegarLoopResult]: For program point L1402(lines 1402 1465) no Hoare annotation was computed. [2020-10-14 19:19:08,612 INFO L268 CegarLoopResult]: For program point L1336(lines 1336 1465) no Hoare annotation was computed. [2020-10-14 19:19:08,612 INFO L268 CegarLoopResult]: For program point L213(lines 213 1465) no Hoare annotation was computed. [2020-10-14 19:19:08,613 INFO L268 CegarLoopResult]: For program point L1601-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:19:08,613 INFO L268 CegarLoopResult]: For program point L1535-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:19:08,613 INFO L268 CegarLoopResult]: For program point L1469-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:19:08,613 INFO L268 CegarLoopResult]: For program point L1403(lines 1403 1421) no Hoare annotation was computed. [2020-10-14 19:19:08,613 INFO L268 CegarLoopResult]: For program point L1403-2(lines 1403 1421) no Hoare annotation was computed. [2020-10-14 19:19:08,613 INFO L268 CegarLoopResult]: For program point L82(lines 82 1465) no Hoare annotation was computed. [2020-10-14 19:19:08,613 INFO L268 CegarLoopResult]: For program point L743(lines 743 1465) no Hoare annotation was computed. [2020-10-14 19:19:08,613 INFO L268 CegarLoopResult]: For program point L1602(line 1602) no Hoare annotation was computed. [2020-10-14 19:19:08,614 INFO L268 CegarLoopResult]: For program point L1536(line 1536) no Hoare annotation was computed. [2020-10-14 19:19:08,614 INFO L268 CegarLoopResult]: For program point L1470(line 1470) no Hoare annotation was computed. [2020-10-14 19:19:08,614 INFO L268 CegarLoopResult]: For program point L1074(lines 1074 1465) no Hoare annotation was computed. [2020-10-14 19:19:08,614 INFO L268 CegarLoopResult]: For program point L546(lines 546 1465) no Hoare annotation was computed. [2020-10-14 19:19:08,614 INFO L268 CegarLoopResult]: For program point L480(lines 480 1465) no Hoare annotation was computed. [2020-10-14 19:19:08,614 INFO L268 CegarLoopResult]: For program point L414(lines 414 1465) no Hoare annotation was computed. [2020-10-14 19:19:08,614 INFO L268 CegarLoopResult]: For program point L348(lines 348 1465) no Hoare annotation was computed. [2020-10-14 19:19:08,614 INFO L268 CegarLoopResult]: For program point calculate_outputFINAL(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:19:08,614 INFO L268 CegarLoopResult]: For program point L1604-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:19:08,615 INFO L268 CegarLoopResult]: For program point L1538-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:19:08,615 INFO L268 CegarLoopResult]: For program point L1472-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:19:08,615 INFO L268 CegarLoopResult]: For program point L1274(lines 1274 1465) no Hoare annotation was computed. [2020-10-14 19:19:08,615 INFO L268 CegarLoopResult]: For program point L1142(lines 1142 1465) no Hoare annotation was computed. [2020-10-14 19:19:08,615 INFO L268 CegarLoopResult]: For program point L614(lines 614 1465) no Hoare annotation was computed. [2020-10-14 19:19:08,615 INFO L268 CegarLoopResult]: For program point L1605(line 1605) no Hoare annotation was computed. [2020-10-14 19:19:08,615 INFO L268 CegarLoopResult]: For program point L1539(line 1539) no Hoare annotation was computed. [2020-10-14 19:19:08,615 INFO L268 CegarLoopResult]: For program point L1473(line 1473) no Hoare annotation was computed. [2020-10-14 19:19:08,615 INFO L268 CegarLoopResult]: For program point L284(lines 284 1465) no Hoare annotation was computed. [2020-10-14 19:19:08,616 INFO L268 CegarLoopResult]: For program point L1011(lines 1011 1465) no Hoare annotation was computed. [2020-10-14 19:19:08,616 INFO L268 CegarLoopResult]: For program point L813(lines 813 1465) no Hoare annotation was computed. [2020-10-14 19:19:08,616 INFO L268 CegarLoopResult]: For program point L1210(lines 1210 1465) no Hoare annotation was computed. [2020-10-14 19:19:08,616 INFO L268 CegarLoopResult]: For program point L1607-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:19:08,616 INFO L268 CegarLoopResult]: For program point L1541-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:19:08,616 INFO L268 CegarLoopResult]: For program point L1475-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:19:08,616 INFO L268 CegarLoopResult]: For program point L1211(lines 1211 1224) no Hoare annotation was computed. [2020-10-14 19:19:08,616 INFO L268 CegarLoopResult]: For program point L1211-2(lines 1211 1224) no Hoare annotation was computed. [2020-10-14 19:19:08,616 INFO L268 CegarLoopResult]: For program point L947(lines 947 1465) no Hoare annotation was computed. [2020-10-14 19:19:08,617 INFO L268 CegarLoopResult]: For program point L1608(line 1608) no Hoare annotation was computed. [2020-10-14 19:19:08,618 INFO L268 CegarLoopResult]: For program point L1542(line 1542) no Hoare annotation was computed. [2020-10-14 19:19:08,618 INFO L268 CegarLoopResult]: For program point L1476(line 1476) no Hoare annotation was computed. [2020-10-14 19:19:08,618 INFO L268 CegarLoopResult]: For program point L1344(lines 1344 1465) no Hoare annotation was computed. [2020-10-14 19:19:08,619 INFO L268 CegarLoopResult]: For program point L155(lines 155 1465) no Hoare annotation was computed. [2020-10-14 19:19:08,619 INFO L268 CegarLoopResult]: For program point L89(lines 89 1465) no Hoare annotation was computed. [2020-10-14 19:19:08,619 INFO L268 CegarLoopResult]: For program point L684(lines 684 1465) no Hoare annotation was computed. [2020-10-14 19:19:08,620 INFO L268 CegarLoopResult]: For program point L222(lines 222 1465) no Hoare annotation was computed. [2020-10-14 19:19:08,620 INFO L268 CegarLoopResult]: For program point L685(lines 685 699) no Hoare annotation was computed. [2020-10-14 19:19:08,620 INFO L268 CegarLoopResult]: For program point L685-2(lines 685 699) no Hoare annotation was computed. [2020-10-14 19:19:08,620 INFO L268 CegarLoopResult]: For program point L1610-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:19:08,621 INFO L268 CegarLoopResult]: For program point L1544-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:19:08,622 INFO L268 CegarLoopResult]: For program point L1478-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:19:08,622 INFO L268 CegarLoopResult]: For program point L1611(line 1611) no Hoare annotation was computed. [2020-10-14 19:19:08,622 INFO L268 CegarLoopResult]: For program point L1545(line 1545) no Hoare annotation was computed. [2020-10-14 19:19:08,622 INFO L268 CegarLoopResult]: For program point L488(lines 488 1465) no Hoare annotation was computed. [2020-10-14 19:19:08,622 INFO L268 CegarLoopResult]: For program point L1479(line 1479) no Hoare annotation was computed. [2020-10-14 19:19:08,622 INFO L268 CegarLoopResult]: For program point L422(lines 422 1465) no Hoare annotation was computed. [2020-10-14 19:19:08,623 INFO L268 CegarLoopResult]: For program point L356(lines 356 1465) no Hoare annotation was computed. [2020-10-14 19:19:08,623 INFO L268 CegarLoopResult]: For program point L753(lines 753 1465) no Hoare annotation was computed. [2020-10-14 19:19:08,623 INFO L268 CegarLoopResult]: For program point L622(lines 622 1465) no Hoare annotation was computed. [2020-10-14 19:19:08,623 INFO L268 CegarLoopResult]: For program point L556(lines 556 1465) no Hoare annotation was computed. [2020-10-14 19:19:08,623 INFO L268 CegarLoopResult]: For program point L1613-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:19:08,623 INFO L268 CegarLoopResult]: For program point L1547-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:19:08,623 INFO L268 CegarLoopResult]: For program point L1481-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:19:08,623 INFO L268 CegarLoopResult]: For program point L292(lines 292 1465) no Hoare annotation was computed. [2020-10-14 19:19:08,623 INFO L268 CegarLoopResult]: For program point L1283(lines 1283 1465) no Hoare annotation was computed. [2020-10-14 19:19:08,624 INFO L268 CegarLoopResult]: For program point L1614(line 1614) no Hoare annotation was computed. [2020-10-14 19:19:08,624 INFO L268 CegarLoopResult]: For program point L1548(line 1548) no Hoare annotation was computed. [2020-10-14 19:19:08,624 INFO L268 CegarLoopResult]: For program point L1482(line 1482) no Hoare annotation was computed. [2020-10-14 19:19:08,624 INFO L268 CegarLoopResult]: For program point L1350(lines 1350 1465) no Hoare annotation was computed. [2020-10-14 19:19:08,624 INFO L268 CegarLoopResult]: For program point L1284(lines 1284 1303) no Hoare annotation was computed. [2020-10-14 19:19:08,624 INFO L268 CegarLoopResult]: For program point L1284-2(lines 1284 1303) no Hoare annotation was computed. [2020-10-14 19:19:08,624 INFO L268 CegarLoopResult]: For program point L1152(lines 1152 1465) no Hoare annotation was computed. [2020-10-14 19:19:08,624 INFO L268 CegarLoopResult]: For program point L95(lines 95 1465) no Hoare annotation was computed. [2020-10-14 19:19:08,625 INFO L268 CegarLoopResult]: For program point L1086(lines 1086 1465) no Hoare annotation was computed. [2020-10-14 19:19:08,625 INFO L268 CegarLoopResult]: For program point L1021(lines 1021 1465) no Hoare annotation was computed. [2020-10-14 19:19:08,625 INFO L268 CegarLoopResult]: For program point L955(lines 955 1465) no Hoare annotation was computed. [2020-10-14 19:19:08,625 INFO L268 CegarLoopResult]: For program point L889(lines 889 1465) no Hoare annotation was computed. [2020-10-14 19:19:08,625 INFO L268 CegarLoopResult]: For program point L1616-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:19:08,625 INFO L268 CegarLoopResult]: For program point L1550-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:19:08,625 INFO L268 CegarLoopResult]: For program point L1484-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:19:08,625 INFO L268 CegarLoopResult]: For program point L1617(line 1617) no Hoare annotation was computed. [2020-10-14 19:19:08,626 INFO L268 CegarLoopResult]: For program point L1551(line 1551) no Hoare annotation was computed. [2020-10-14 19:19:08,626 INFO L268 CegarLoopResult]: For program point L1485(line 1485) no Hoare annotation was computed. [2020-10-14 19:19:08,626 INFO L268 CegarLoopResult]: For program point L164(lines 164 1465) no Hoare annotation was computed. [2020-10-14 19:19:08,626 INFO L268 CegarLoopResult]: For program point L825(lines 825 1465) no Hoare annotation was computed. [2020-10-14 19:19:08,626 INFO L268 CegarLoopResult]: For program point L1619-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:19:08,626 INFO L268 CegarLoopResult]: For program point L1553-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:19:08,626 INFO L268 CegarLoopResult]: For program point L1487-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:19:08,626 INFO L268 CegarLoopResult]: For program point L761(lines 761 1465) no Hoare annotation was computed. [2020-10-14 19:19:08,627 INFO L268 CegarLoopResult]: For program point L1620(line 1620) no Hoare annotation was computed. [2020-10-14 19:19:08,627 INFO L268 CegarLoopResult]: For program point L1554(line 1554) no Hoare annotation was computed. [2020-10-14 19:19:08,627 INFO L268 CegarLoopResult]: For program point L497(lines 497 1465) no Hoare annotation was computed. [2020-10-14 19:19:08,627 INFO L268 CegarLoopResult]: For program point L1488(line 1488) no Hoare annotation was computed. [2020-10-14 19:19:08,627 INFO L268 CegarLoopResult]: For program point L233(lines 233 1465) no Hoare annotation was computed. [2020-10-14 19:19:08,627 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-14 19:19:08,627 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= ~a5~0 1) (= ~a12~0 0)) [2020-10-14 19:19:08,628 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-14 19:19:08,628 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-14 19:19:08,628 INFO L268 CegarLoopResult]: For program point L1666-1(line 1666) no Hoare annotation was computed. [2020-10-14 19:19:08,628 INFO L268 CegarLoopResult]: For program point L1663(line 1663) no Hoare annotation was computed. [2020-10-14 19:19:08,628 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 1652 1669) the Hoare annotation is: (or (not (= |old(~a5~0)| 1)) (and (= ~a28~0 |old(~a28~0)|) (= ~a26~0 |old(~a26~0)|) (= ~a21~0 |old(~a21~0)|) (= ~a6~0 |old(~a6~0)|) (= ~a8~0 |old(~a8~0)|) (= ~a29~0 |old(~a29~0)|) (= ~a1~0 |old(~a1~0)|) (= ~a19~0 |old(~a19~0)|) (= ~a3~0 |old(~a3~0)|) (= ~a0~0 |old(~a0~0)|) (= ~a9~0 |old(~a9~0)|) (= ~a7~0 |old(~a7~0)|) (= ~a11~0 |old(~a11~0)|) (= ~a5~0 |old(~a5~0)|) (= ~a16~0 |old(~a16~0)|) (= ~a4~0 |old(~a4~0)|) (= ~a2~0 |old(~a2~0)|) (= ~a17~0 |old(~a17~0)|) (= ~a14~0 |old(~a14~0)|) (= ~a25~0 |old(~a25~0)|) (= ~a23~0 |old(~a23~0)|) (= ~a12~0 |old(~a12~0)|) (= ~a15~0 |old(~a15~0)|) (= ~a13~0 |old(~a13~0)|) (= ~a24~0 |old(~a24~0)|) (= ~a20~0 |old(~a20~0)|) (= ~a22~0 |old(~a22~0)|) (= ~a10~0 |old(~a10~0)|) (= ~a27~0 |old(~a27~0)|)) (not (= 0 |old(~a12~0)|))) [2020-10-14 19:19:08,628 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 1652 1669) no Hoare annotation was computed. [2020-10-14 19:19:08,629 INFO L264 CegarLoopResult]: At program point L1658-2(lines 1658 1668) the Hoare annotation is: (let ((.cse0 (= ~a5~0 1))) (or (not (= |old(~a5~0)| 1)) (and .cse0 (not (= ~a12~0 1))) (and .cse0 (<= 1 ~a26~0) (<= ~a26~0 1)) (and .cse0 (<= ~a3~0 0)) (and .cse0 (<= ~a27~0 0)) (not (= 0 |old(~a12~0)|)) (and .cse0 (<= 2 ~a3~0)))) [2020-10-14 19:19:08,629 INFO L268 CegarLoopResult]: For program point L1658-3(lines 1652 1669) no Hoare annotation was computed. [2020-10-14 19:19:08,629 INFO L264 CegarLoopResult]: At program point L1666(line 1666) the Hoare annotation is: (let ((.cse0 (= ~a5~0 1))) (or (not (= |old(~a5~0)| 1)) (and .cse0 (not (= ~a12~0 1))) (and .cse0 (<= 1 ~a26~0) (<= ~a26~0 1)) (and .cse0 (<= ~a3~0 0)) (and .cse0 (<= ~a27~0 0)) (not (= 0 |old(~a12~0)|)) (and .cse0 (<= 2 ~a3~0)))) [2020-10-14 19:19:08,656 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.10 07:19:08 BoogieIcfgContainer [2020-10-14 19:19:08,656 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-14 19:19:08,659 INFO L168 Benchmark]: Toolchain (without parser) took 62458.66 ms. Allocated memory was 143.1 MB in the beginning and 1.5 GB in the end (delta: 1.4 GB). Free memory was 94.5 MB in the beginning and 1.3 GB in the end (delta: -1.2 GB). Peak memory consumption was 1.3 GB. Max. memory is 7.1 GB. [2020-10-14 19:19:08,660 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 143.1 MB. Free memory was 117.7 MB in the beginning and 117.3 MB in the end (delta: 419.5 kB). Peak memory consumption was 419.5 kB. Max. memory is 7.1 GB. [2020-10-14 19:19:08,661 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1220.42 ms. Allocated memory was 143.1 MB in the beginning and 228.6 MB in the end (delta: 85.5 MB). Free memory was 94.1 MB in the beginning and 175.7 MB in the end (delta: -81.6 MB). Peak memory consumption was 49.5 MB. Max. memory is 7.1 GB. [2020-10-14 19:19:08,664 INFO L168 Benchmark]: Boogie Preprocessor took 196.90 ms. Allocated memory is still 228.6 MB. Free memory was 175.7 MB in the beginning and 165.3 MB in the end (delta: 10.4 MB). Peak memory consumption was 10.4 MB. Max. memory is 7.1 GB. [2020-10-14 19:19:08,666 INFO L168 Benchmark]: RCFGBuilder took 2000.51 ms. Allocated memory was 228.6 MB in the beginning and 272.1 MB in the end (delta: 43.5 MB). Free memory was 165.3 MB in the beginning and 224.9 MB in the end (delta: -59.5 MB). Peak memory consumption was 127.3 MB. Max. memory is 7.1 GB. [2020-10-14 19:19:08,672 INFO L168 Benchmark]: TraceAbstraction took 59034.88 ms. Allocated memory was 272.1 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 222.3 MB in the beginning and 1.3 GB in the end (delta: -1.1 GB). Peak memory consumption was 1.3 GB. Max. memory is 7.1 GB. [2020-10-14 19:19:08,679 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 143.1 MB. Free memory was 117.7 MB in the beginning and 117.3 MB in the end (delta: 419.5 kB). Peak memory consumption was 419.5 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 1220.42 ms. Allocated memory was 143.1 MB in the beginning and 228.6 MB in the end (delta: 85.5 MB). Free memory was 94.1 MB in the beginning and 175.7 MB in the end (delta: -81.6 MB). Peak memory consumption was 49.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 196.90 ms. Allocated memory is still 228.6 MB. Free memory was 175.7 MB in the beginning and 165.3 MB in the end (delta: 10.4 MB). Peak memory consumption was 10.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 2000.51 ms. Allocated memory was 228.6 MB in the beginning and 272.1 MB in the end (delta: 43.5 MB). Free memory was 165.3 MB in the beginning and 224.9 MB in the end (delta: -59.5 MB). Peak memory consumption was 127.3 MB. Max. memory is 7.1 GB. * TraceAbstraction took 59034.88 ms. Allocated memory was 272.1 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 222.3 MB in the beginning and 1.3 GB in the end (delta: -1.1 GB). Peak memory consumption was 1.3 GB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 1554]: 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: 1658]: Loop Invariant Derived loop invariant: (((((!(\old(a5) == 1) || (a5 == 1 && !(a12 == 1))) || ((a5 == 1 && 1 <= a26) && a26 <= 1)) || (a5 == 1 && a3 <= 0)) || (a5 == 1 && a27 <= 0)) || !(0 == \old(a12))) || (a5 == 1 && 2 <= a3) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 311 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 55.6s, OverallIterations: 8, TraceHistogramMax: 3, AutomataDifference: 22.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 3.2s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 339 SDtfs, 3177 SDslu, 360 SDs, 0 SdLazy, 10649 SolverSat, 1146 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 17.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 86 GetRequests, 52 SyntacticMatches, 1 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 2.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=12409occurred in iteration=7, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.3s AutomataMinimizationTime, 8 MinimizatonAttempts, 99 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 222 PreInvPairs, 332 NumberOfFragments, 820 HoareAnnotationTreeSize, 222 FomulaSimplifications, 104268 FormulaSimplificationTreeSizeReduction, 1.5s HoareSimplificationTime, 7 FomulaSimplificationsInter, 8219 FormulaSimplificationTreeSizeReductionInter, 1.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 29.4s InterpolantComputationTime, 1744 NumberOfCodeBlocks, 1744 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 1736 ConstructedInterpolants, 0 QuantifiedInterpolants, 1823505 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 8 InterpolantComputations, 2 PerfectInterpolantSequences, 307/315 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...