/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=WIDESTAMONGSMALL --traceabstraction.additional.smt.options tolerance=0.4 --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/Problem02_label34.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-14 00:45:38,257 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-14 00:45:38,259 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-14 00:45:38,282 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-14 00:45:38,283 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-14 00:45:38,284 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-14 00:45:38,285 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-14 00:45:38,287 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-14 00:45:38,288 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-14 00:45:38,289 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-14 00:45:38,290 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-14 00:45:38,291 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-14 00:45:38,291 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-14 00:45:38,292 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-14 00:45:38,293 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-14 00:45:38,294 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-14 00:45:38,295 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-14 00:45:38,296 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-14 00:45:38,297 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-14 00:45:38,299 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-14 00:45:38,301 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-14 00:45:38,302 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-14 00:45:38,303 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-14 00:45:38,303 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-14 00:45:38,306 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-14 00:45:38,306 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-14 00:45:38,306 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-14 00:45:38,307 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-14 00:45:38,308 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-14 00:45:38,308 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-14 00:45:38,309 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-14 00:45:38,309 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-14 00:45:38,310 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-14 00:45:38,311 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-14 00:45:38,312 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-14 00:45:38,312 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-14 00:45:38,312 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-14 00:45:38,313 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-14 00:45:38,313 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-14 00:45:38,314 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-14 00:45:38,314 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-14 00:45:38,315 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 00:45:38,337 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-14 00:45:38,337 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-14 00:45:38,338 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-14 00:45:38,338 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-14 00:45:38,339 INFO L138 SettingsManager]: * Use SBE=true [2020-10-14 00:45:38,339 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-14 00:45:38,339 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-14 00:45:38,339 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-14 00:45:38,340 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-14 00:45:38,340 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-14 00:45:38,340 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-14 00:45:38,340 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-14 00:45:38,340 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-14 00:45:38,340 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-14 00:45:38,341 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-14 00:45:38,341 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-14 00:45:38,341 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-14 00:45:38,341 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-14 00:45:38,341 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-14 00:45:38,342 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-14 00:45:38,342 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-14 00:45:38,342 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-14 00:45:38,342 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-14 00:45:38,342 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-14 00:45:38,343 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-14 00:45:38,343 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-14 00:45:38,343 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-14 00:45:38,343 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-14 00:45:38,343 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-14 00:45:38,343 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=WIDESTAMONGSMALL;tolerance=0.4;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=WIDESTAMONGSMALL;tolerance=0.4;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=WIDESTAMONGSMALL;tolerance=0.4;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=WIDESTAMONGSMALL;tolerance=0.4;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=WIDESTAMONGSMALL;tolerance=0.4;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=WIDESTAMONGSMALL;tolerance=0.4;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=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=true; [2020-10-14 00:45:38,660 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-14 00:45:38,671 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-14 00:45:38,675 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-14 00:45:38,676 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-14 00:45:38,677 INFO L275 PluginConnector]: CDTParser initialized [2020-10-14 00:45:38,677 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem02_label34.c [2020-10-14 00:45:38,736 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/c2e7087f0/914e28d2bb724c6884a6668f751cf50c/FLAG6483ba617 [2020-10-14 00:45:39,274 INFO L306 CDTParser]: Found 1 translation units. [2020-10-14 00:45:39,275 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/eca-rers2012/Problem02_label34.c [2020-10-14 00:45:39,286 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/c2e7087f0/914e28d2bb724c6884a6668f751cf50c/FLAG6483ba617 [2020-10-14 00:45:39,563 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/c2e7087f0/914e28d2bb724c6884a6668f751cf50c [2020-10-14 00:45:39,572 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-14 00:45:39,574 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-14 00:45:39,575 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-14 00:45:39,575 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-14 00:45:39,580 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-14 00:45:39,581 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 12:45:39" (1/1) ... [2020-10-14 00:45:39,583 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@72dcb5c4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:45:39, skipping insertion in model container [2020-10-14 00:45:39,584 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 12:45:39" (1/1) ... [2020-10-14 00:45:39,591 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-14 00:45:39,643 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-14 00:45:40,219 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-14 00:45:40,224 INFO L203 MainTranslator]: Completed pre-run [2020-10-14 00:45:40,338 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-14 00:45:40,356 INFO L208 MainTranslator]: Completed translation [2020-10-14 00:45:40,357 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:45:40 WrapperNode [2020-10-14 00:45:40,357 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-14 00:45:40,358 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-14 00:45:40,358 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-14 00:45:40,358 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-14 00:45:40,372 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:45:40" (1/1) ... [2020-10-14 00:45:40,372 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:45:40" (1/1) ... [2020-10-14 00:45:40,389 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:45:40" (1/1) ... [2020-10-14 00:45:40,390 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:45:40" (1/1) ... [2020-10-14 00:45:40,438 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:45:40" (1/1) ... [2020-10-14 00:45:40,459 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:45:40" (1/1) ... [2020-10-14 00:45:40,471 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:45:40" (1/1) ... [2020-10-14 00:45:40,479 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-14 00:45:40,479 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-14 00:45:40,480 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-14 00:45:40,480 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-14 00:45:40,481 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:45:40" (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 00:45:40,534 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-14 00:45:40,534 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-14 00:45:40,534 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2020-10-14 00:45:40,534 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-14 00:45:40,534 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2020-10-14 00:45:40,534 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-14 00:45:40,534 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-14 00:45:40,535 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-10-14 00:45:40,535 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-14 00:45:40,535 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-14 00:45:40,535 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-14 00:45:41,638 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-14 00:45:41,638 INFO L295 CfgBuilder]: Removed 1 assume(true) statements. [2020-10-14 00:45:41,644 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 12:45:41 BoogieIcfgContainer [2020-10-14 00:45:41,644 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-14 00:45:41,645 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-14 00:45:41,646 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-14 00:45:41,649 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-14 00:45:41,649 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.10 12:45:39" (1/3) ... [2020-10-14 00:45:41,650 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@76a0a6d4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 12:45:41, skipping insertion in model container [2020-10-14 00:45:41,650 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:45:40" (2/3) ... [2020-10-14 00:45:41,650 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@76a0a6d4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 12:45:41, skipping insertion in model container [2020-10-14 00:45:41,651 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 12:45:41" (3/3) ... [2020-10-14 00:45:41,652 INFO L109 eAbstractionObserver]: Analyzing ICFG Problem02_label34.c [2020-10-14 00:45:41,663 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-14 00:45:41,671 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-14 00:45:41,685 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-14 00:45:41,711 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-14 00:45:41,712 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-14 00:45:41,712 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-14 00:45:41,712 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-14 00:45:41,713 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-14 00:45:41,713 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-14 00:45:41,713 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-14 00:45:41,713 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-14 00:45:41,737 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states. [2020-10-14 00:45:41,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2020-10-14 00:45:41,750 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 00:45:41,751 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] [2020-10-14 00:45:41,752 INFO L427 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 00:45:41,759 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 00:45:41,759 INFO L82 PathProgramCache]: Analyzing trace with hash -524262186, now seen corresponding path program 1 times [2020-10-14 00:45:41,768 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 00:45:41,769 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [673851863] [2020-10-14 00:45:41,769 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 00:45:42,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 00:45:42,071 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 00:45:42,315 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 00:45:43,355 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 00:45:43,356 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 112 [2020-10-14 00:45:43,356 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 00:45:43,357 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1348 [2020-10-14 00:45:43,359 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 00:45:43,360 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 00:45:43,360 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-14 00:45:43,360 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 00:45:43,360 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 106 [2020-10-14 00:45:43,361 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-14 00:45:43,512 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 00:45:43,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 00:45:43,520 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 00:45:43,529 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 00:45:43,529 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 00:45:43,529 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 00:45:43,530 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-14 00:45:43,530 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 00:45:43,530 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 00:45:43,531 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 00:45:43,531 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 00:45:43,531 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-14 00:45:43,531 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 00:45:43,563 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 00:45:43,563 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [673851863] [2020-10-14 00:45:43,565 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 00:45:43,566 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-14 00:45:43,567 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1009203778] [2020-10-14 00:45:43,572 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-14 00:45:43,572 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 00:45:43,587 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-14 00:45:43,588 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-14 00:45:43,590 INFO L87 Difference]: Start difference. First operand 236 states. Second operand 5 states. [2020-10-14 00:45:45,590 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 00:45:45,590 INFO L93 Difference]: Finished difference Result 777 states and 1366 transitions. [2020-10-14 00:45:45,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-14 00:45:45,593 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 104 [2020-10-14 00:45:45,594 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 00:45:45,613 INFO L225 Difference]: With dead ends: 777 [2020-10-14 00:45:45,613 INFO L226 Difference]: Without dead ends: 473 [2020-10-14 00:45:45,622 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-10-14 00:45:45,644 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 473 states. [2020-10-14 00:45:45,707 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 473 to 465. [2020-10-14 00:45:45,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 465 states. [2020-10-14 00:45:45,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 465 states to 465 states and 689 transitions. [2020-10-14 00:45:45,714 INFO L78 Accepts]: Start accepts. Automaton has 465 states and 689 transitions. Word has length 104 [2020-10-14 00:45:45,715 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 00:45:45,716 INFO L479 AbstractCegarLoop]: Abstraction has 465 states and 689 transitions. [2020-10-14 00:45:45,716 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-14 00:45:45,717 INFO L276 IsEmpty]: Start isEmpty. Operand 465 states and 689 transitions. [2020-10-14 00:45:45,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2020-10-14 00:45:45,730 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 00:45:45,731 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 00:45:45,733 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-14 00:45:45,734 INFO L427 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 00:45:45,734 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 00:45:45,734 INFO L82 PathProgramCache]: Analyzing trace with hash -33343506, now seen corresponding path program 1 times [2020-10-14 00:45:45,734 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 00:45:45,735 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1810795257] [2020-10-14 00:45:45,735 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 00:45:45,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 00:45:45,784 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 00:45:46,052 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 00:45:46,280 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 00:45:46,620 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 00:45:46,620 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 136 [2020-10-14 00:45:46,620 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-14 00:45:46,621 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 854 [2020-10-14 00:45:46,621 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 00:45:46,621 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 00:45:46,622 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 00:45:46,622 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 32 [2020-10-14 00:45:46,622 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 103 [2020-10-14 00:45:46,622 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 00:45:46,764 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 00:45:46,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 00:45:46,772 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 00:45:46,778 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 00:45:46,779 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 00:45:46,779 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 00:45:46,779 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-14 00:45:46,780 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 00:45:46,780 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 00:45:46,781 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 00:45:46,781 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 00:45:46,781 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 00:45:46,781 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 00:45:46,804 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-14 00:45:46,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 00:45:46,814 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 00:45:46,835 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 00:45:46,836 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-14 00:45:46,836 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 00:45:46,836 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-10-14 00:45:46,836 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 00:45:46,844 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 00:45:46,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 00:45:46,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 00:45:46,845 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-14 00:45:46,845 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 8 [2020-10-14 00:45:46,878 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 18 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-14 00:45:46,879 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1810795257] [2020-10-14 00:45:46,879 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 00:45:46,879 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2020-10-14 00:45:46,879 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1943566562] [2020-10-14 00:45:46,882 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-14 00:45:46,882 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 00:45:46,882 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-14 00:45:46,882 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-14 00:45:46,883 INFO L87 Difference]: Start difference. First operand 465 states and 689 transitions. Second operand 5 states. [2020-10-14 00:45:48,168 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 00:45:48,168 INFO L93 Difference]: Finished difference Result 1230 states and 1850 transitions. [2020-10-14 00:45:48,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-14 00:45:48,168 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 126 [2020-10-14 00:45:48,169 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 00:45:48,175 INFO L225 Difference]: With dead ends: 1230 [2020-10-14 00:45:48,175 INFO L226 Difference]: Without dead ends: 771 [2020-10-14 00:45:48,177 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2020-10-14 00:45:48,178 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 771 states. [2020-10-14 00:45:48,220 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 771 to 761. [2020-10-14 00:45:48,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 761 states. [2020-10-14 00:45:48,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 761 states to 761 states and 1049 transitions. [2020-10-14 00:45:48,225 INFO L78 Accepts]: Start accepts. Automaton has 761 states and 1049 transitions. Word has length 126 [2020-10-14 00:45:48,225 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 00:45:48,226 INFO L479 AbstractCegarLoop]: Abstraction has 761 states and 1049 transitions. [2020-10-14 00:45:48,226 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-14 00:45:48,226 INFO L276 IsEmpty]: Start isEmpty. Operand 761 states and 1049 transitions. [2020-10-14 00:45:48,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2020-10-14 00:45:48,229 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 00:45:48,229 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 00:45:48,229 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-14 00:45:48,230 INFO L427 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 00:45:48,230 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 00:45:48,230 INFO L82 PathProgramCache]: Analyzing trace with hash 683432550, now seen corresponding path program 1 times [2020-10-14 00:45:48,230 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 00:45:48,231 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1809032459] [2020-10-14 00:45:48,231 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 00:45:48,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 00:45:48,289 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 00:45:48,349 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 00:45:48,811 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 00:45:49,351 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 00:45:49,352 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 140 [2020-10-14 00:45:49,352 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-14 00:45:49,352 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1085 [2020-10-14 00:45:49,352 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 00:45:49,353 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 00:45:49,353 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 00:45:49,353 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 36 [2020-10-14 00:45:49,353 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 103 [2020-10-14 00:45:49,353 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 00:45:49,435 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 00:45:49,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 00:45:49,439 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 00:45:49,442 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 00:45:49,442 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 00:45:49,442 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 00:45:49,442 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 00:45:49,443 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 00:45:49,443 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 00:45:49,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 00:45:49,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 00:45:49,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 00:45:49,444 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 00:45:49,460 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-14 00:45:49,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 00:45:49,470 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 00:45:49,488 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 00:45:49,489 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-14 00:45:49,489 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 00:45:49,489 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-14 00:45:49,490 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 00:45:49,490 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 00:45:49,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 00:45:49,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 00:45:49,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-14 00:45:49,491 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 00:45:49,524 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 22 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-14 00:45:49,524 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1809032459] [2020-10-14 00:45:49,524 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 00:45:49,525 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2020-10-14 00:45:49,525 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [444498691] [2020-10-14 00:45:49,526 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-14 00:45:49,526 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 00:45:49,526 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-14 00:45:49,527 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-14 00:45:49,527 INFO L87 Difference]: Start difference. First operand 761 states and 1049 transitions. Second operand 5 states. [2020-10-14 00:45:50,589 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 00:45:50,589 INFO L93 Difference]: Finished difference Result 1819 states and 2578 transitions. [2020-10-14 00:45:50,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-14 00:45:50,593 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 130 [2020-10-14 00:45:50,593 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 00:45:50,599 INFO L225 Difference]: With dead ends: 1819 [2020-10-14 00:45:50,599 INFO L226 Difference]: Without dead ends: 1064 [2020-10-14 00:45:50,602 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 6 SyntacticMatches, 1 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2020-10-14 00:45:50,603 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1064 states. [2020-10-14 00:45:50,652 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1064 to 914. [2020-10-14 00:45:50,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 914 states. [2020-10-14 00:45:50,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 914 states to 914 states and 1163 transitions. [2020-10-14 00:45:50,657 INFO L78 Accepts]: Start accepts. Automaton has 914 states and 1163 transitions. Word has length 130 [2020-10-14 00:45:50,657 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 00:45:50,658 INFO L479 AbstractCegarLoop]: Abstraction has 914 states and 1163 transitions. [2020-10-14 00:45:50,658 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-14 00:45:50,658 INFO L276 IsEmpty]: Start isEmpty. Operand 914 states and 1163 transitions. [2020-10-14 00:45:50,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2020-10-14 00:45:50,661 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 00:45:50,662 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 00:45:50,662 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-14 00:45:50,662 INFO L427 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 00:45:50,662 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 00:45:50,663 INFO L82 PathProgramCache]: Analyzing trace with hash 593119161, now seen corresponding path program 1 times [2020-10-14 00:45:50,663 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 00:45:50,663 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1577367535] [2020-10-14 00:45:50,663 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 00:45:50,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 00:45:50,698 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 00:45:50,738 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 00:45:51,182 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 00:45:51,783 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 00:45:52,207 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 00:45:53,870 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 00:45:54,262 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 00:45:54,689 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 00:45:54,690 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 167 [2020-10-14 00:45:54,690 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-14 00:45:54,692 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4002 [2020-10-14 00:45:54,692 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 00:45:54,693 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 00:45:54,693 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 00:45:54,693 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 63 [2020-10-14 00:45:54,693 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 103 [2020-10-14 00:45:54,693 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 00:45:54,785 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 00:45:54,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 00:45:54,788 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 00:45:54,792 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 00:45:54,792 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 00:45:54,792 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 00:45:54,793 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 00:45:54,793 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 00:45:54,793 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 00:45:54,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 00:45:54,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 00:45:54,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 00:45:54,794 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 00:45:54,807 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-14 00:45:54,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 00:45:54,810 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 00:45:54,819 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 00:45:54,819 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 22 [2020-10-14 00:45:54,819 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 00:45:54,819 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-14 00:45:54,820 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 00:45:54,820 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 00:45:54,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 00:45:54,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 00:45:54,821 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 00:45:54,821 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 00:45:54,827 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2020-10-14 00:45:54,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 00:45:54,841 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 00:45:54,871 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 00:45:54,871 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-14 00:45:54,872 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 00:45:54,872 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 34 [2020-10-14 00:45:54,872 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 00:45:54,873 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 00:45:54,873 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 00:45:54,873 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 00:45:54,874 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-14 00:45:54,874 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 00:45:54,935 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 44 proven. 2 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2020-10-14 00:45:54,936 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1577367535] [2020-10-14 00:45:54,936 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 00:45:54,936 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2020-10-14 00:45:54,937 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1159925737] [2020-10-14 00:45:54,938 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-14 00:45:54,938 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 00:45:54,938 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-14 00:45:54,939 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-14 00:45:54,939 INFO L87 Difference]: Start difference. First operand 914 states and 1163 transitions. Second operand 5 states. [2020-10-14 00:45:56,395 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 00:45:56,395 INFO L93 Difference]: Finished difference Result 2557 states and 3313 transitions. [2020-10-14 00:45:56,396 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-14 00:45:56,396 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 155 [2020-10-14 00:45:56,396 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 00:45:56,402 INFO L225 Difference]: With dead ends: 2557 [2020-10-14 00:45:56,402 INFO L226 Difference]: Without dead ends: 1057 [2020-10-14 00:45:56,406 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2020-10-14 00:45:56,408 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1057 states. [2020-10-14 00:45:56,436 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1057 to 1053. [2020-10-14 00:45:56,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1053 states. [2020-10-14 00:45:56,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1053 states to 1053 states and 1262 transitions. [2020-10-14 00:45:56,442 INFO L78 Accepts]: Start accepts. Automaton has 1053 states and 1262 transitions. Word has length 155 [2020-10-14 00:45:56,442 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 00:45:56,442 INFO L479 AbstractCegarLoop]: Abstraction has 1053 states and 1262 transitions. [2020-10-14 00:45:56,442 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-14 00:45:56,442 INFO L276 IsEmpty]: Start isEmpty. Operand 1053 states and 1262 transitions. [2020-10-14 00:45:56,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2020-10-14 00:45:56,447 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 00:45:56,447 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-10-14 00:45:56,447 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-14 00:45:56,448 INFO L427 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 00:45:56,448 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 00:45:56,448 INFO L82 PathProgramCache]: Analyzing trace with hash 1292111144, now seen corresponding path program 1 times [2020-10-14 00:45:56,448 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 00:45:56,448 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [967811817] [2020-10-14 00:45:56,449 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 00:45:56,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 00:45:56,510 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 00:45:56,564 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 00:45:57,791 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 00:45:57,792 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 200 [2020-10-14 00:45:57,792 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 00:45:57,792 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1304 [2020-10-14 00:45:57,793 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 00:45:57,793 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 00:45:57,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 00:45:57,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 36 [2020-10-14 00:45:57,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 59 [2020-10-14 00:45:57,794 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 00:45:57,860 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 00:45:57,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 00:45:57,863 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 00:45:57,865 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 00:45:57,866 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 00:45:57,866 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 00:45:57,866 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 00:45:57,866 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 00:45:57,866 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 00:45:57,867 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 00:45:57,867 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 00:45:57,867 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 00:45:57,867 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 00:45:57,880 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-14 00:45:57,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 00:45:57,889 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 00:45:57,905 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 00:45:57,905 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-14 00:45:57,906 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 00:45:57,906 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-14 00:45:57,906 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 00:45:57,906 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 00:45:57,906 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 00:45:57,907 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 00:45:57,907 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-14 00:45:57,907 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 00:45:57,922 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2020-10-14 00:45:57,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 00:45:57,946 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 00:45:58,009 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 00:45:58,009 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 59 [2020-10-14 00:45:58,010 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 00:45:58,010 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 71 [2020-10-14 00:45:58,010 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 00:45:58,010 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 00:45:58,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 00:45:58,011 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-14 00:45:58,011 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 59 [2020-10-14 00:45:58,011 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 00:45:58,072 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 99 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-10-14 00:45:58,073 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [967811817] [2020-10-14 00:45:58,073 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 00:45:58,073 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2020-10-14 00:45:58,074 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1621039951] [2020-10-14 00:45:58,075 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-14 00:45:58,075 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 00:45:58,075 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-14 00:45:58,075 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-10-14 00:45:58,076 INFO L87 Difference]: Start difference. First operand 1053 states and 1262 transitions. Second operand 7 states. [2020-10-14 00:45:59,328 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 00:45:59,328 INFO L93 Difference]: Finished difference Result 2268 states and 2717 transitions. [2020-10-14 00:45:59,329 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-14 00:45:59,329 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 188 [2020-10-14 00:45:59,329 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 00:45:59,335 INFO L225 Difference]: With dead ends: 2268 [2020-10-14 00:45:59,335 INFO L226 Difference]: Without dead ends: 1075 [2020-10-14 00:45:59,339 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 6 SyntacticMatches, 1 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2020-10-14 00:45:59,340 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1075 states. [2020-10-14 00:45:59,367 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1075 to 1059. [2020-10-14 00:45:59,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1059 states. [2020-10-14 00:45:59,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1059 states to 1059 states and 1251 transitions. [2020-10-14 00:45:59,373 INFO L78 Accepts]: Start accepts. Automaton has 1059 states and 1251 transitions. Word has length 188 [2020-10-14 00:45:59,374 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 00:45:59,374 INFO L479 AbstractCegarLoop]: Abstraction has 1059 states and 1251 transitions. [2020-10-14 00:45:59,374 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-14 00:45:59,374 INFO L276 IsEmpty]: Start isEmpty. Operand 1059 states and 1251 transitions. [2020-10-14 00:45:59,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2020-10-14 00:45:59,378 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 00:45:59,378 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 00:45:59,379 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-14 00:45:59,379 INFO L427 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 00:45:59,379 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 00:45:59,379 INFO L82 PathProgramCache]: Analyzing trace with hash -1219003543, now seen corresponding path program 1 times [2020-10-14 00:45:59,380 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 00:45:59,380 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [152652612] [2020-10-14 00:45:59,380 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 00:45:59,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 00:45:59,411 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 00:45:59,444 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 00:45:59,495 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 00:45:59,541 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 00:46:00,008 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 00:46:03,456 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 00:46:03,685 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 00:46:04,407 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 00:46:04,408 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 211 [2020-10-14 00:46:04,408 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-14 00:46:04,408 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5007 [2020-10-14 00:46:04,408 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 00:46:04,409 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 00:46:04,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 00:46:04,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 107 [2020-10-14 00:46:04,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 103 [2020-10-14 00:46:04,409 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 00:46:04,503 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 00:46:04,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 00:46:04,506 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 00:46:04,507 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 00:46:04,508 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 00:46:04,508 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 00:46:04,508 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 00:46:04,508 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 00:46:04,508 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 00:46:04,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 00:46:04,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 00:46:04,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 00:46:04,510 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 00:46:04,523 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-14 00:46:04,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 00:46:04,525 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 00:46:04,531 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 00:46:04,532 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 22 [2020-10-14 00:46:04,532 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 00:46:04,532 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-14 00:46:04,533 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 00:46:04,533 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 00:46:04,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 00:46:04,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 00:46:04,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 00:46:04,534 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 00:46:04,538 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2020-10-14 00:46:04,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 00:46:04,544 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 00:46:04,551 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 00:46:04,552 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-14 00:46:04,552 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 00:46:04,552 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-14 00:46:04,552 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 00:46:04,552 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 00:46:04,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 00:46:04,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 00:46:04,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 00:46:04,553 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 00:46:04,559 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2020-10-14 00:46:04,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 00:46:04,576 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 00:46:04,602 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 00:46:04,602 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 43 [2020-10-14 00:46:04,603 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 00:46:04,603 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 31 [2020-10-14 00:46:04,603 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 00:46:04,603 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 00:46:04,603 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 00:46:04,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 00:46:04,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 37 [2020-10-14 00:46:04,604 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 00:46:04,667 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 85 proven. 3 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2020-10-14 00:46:04,668 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [152652612] [2020-10-14 00:46:04,669 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 00:46:04,669 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6] total 6 [2020-10-14 00:46:04,669 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [772010556] [2020-10-14 00:46:04,670 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-14 00:46:04,670 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 00:46:04,670 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-14 00:46:04,670 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-10-14 00:46:04,671 INFO L87 Difference]: Start difference. First operand 1059 states and 1251 transitions. Second operand 6 states. [2020-10-14 00:46:06,061 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 00:46:06,061 INFO L93 Difference]: Finished difference Result 2552 states and 3104 transitions. [2020-10-14 00:46:06,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-14 00:46:06,062 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 197 [2020-10-14 00:46:06,062 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 00:46:06,071 INFO L225 Difference]: With dead ends: 2552 [2020-10-14 00:46:06,071 INFO L226 Difference]: Without dead ends: 1499 [2020-10-14 00:46:06,074 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2020-10-14 00:46:06,076 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1499 states. [2020-10-14 00:46:06,120 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1499 to 1493. [2020-10-14 00:46:06,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1493 states. [2020-10-14 00:46:06,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1493 states to 1493 states and 1770 transitions. [2020-10-14 00:46:06,127 INFO L78 Accepts]: Start accepts. Automaton has 1493 states and 1770 transitions. Word has length 197 [2020-10-14 00:46:06,127 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 00:46:06,127 INFO L479 AbstractCegarLoop]: Abstraction has 1493 states and 1770 transitions. [2020-10-14 00:46:06,127 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-14 00:46:06,127 INFO L276 IsEmpty]: Start isEmpty. Operand 1493 states and 1770 transitions. [2020-10-14 00:46:06,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2020-10-14 00:46:06,132 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 00:46:06,133 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 00:46:06,133 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-14 00:46:06,133 INFO L427 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 00:46:06,133 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 00:46:06,134 INFO L82 PathProgramCache]: Analyzing trace with hash 283993120, now seen corresponding path program 1 times [2020-10-14 00:46:06,134 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 00:46:06,134 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1926876513] [2020-10-14 00:46:06,134 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 00:46:06,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 00:46:06,183 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 00:46:06,224 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 00:46:06,311 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 00:46:06,475 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 00:46:07,828 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 00:46:08,746 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 00:46:08,746 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 240 [2020-10-14 00:46:08,746 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-14 00:46:08,747 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2580 [2020-10-14 00:46:08,747 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 00:46:08,747 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 00:46:08,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 00:46:08,748 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 76 [2020-10-14 00:46:08,748 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 60 [2020-10-14 00:46:08,748 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 00:46:08,834 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 00:46:08,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 00:46:08,837 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 00:46:08,840 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 00:46:08,840 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 00:46:08,840 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 00:46:08,840 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 00:46:08,840 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 00:46:08,841 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 00:46:08,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 00:46:08,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 00:46:08,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 00:46:08,841 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 00:46:08,855 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-14 00:46:08,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 00:46:08,858 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 00:46:08,867 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 00:46:08,868 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 35 [2020-10-14 00:46:08,868 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 00:46:08,868 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-14 00:46:08,868 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 00:46:08,869 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 00:46:08,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 00:46:08,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 00:46:08,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 00:46:08,869 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 00:46:08,876 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-10-14 00:46:08,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 00:46:08,884 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 00:46:08,898 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 00:46:08,899 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-14 00:46:08,899 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 00:46:08,899 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-14 00:46:08,899 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 00:46:08,899 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 00:46:08,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 00:46:08,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 00:46:08,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-14 00:46:08,900 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 00:46:08,906 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2020-10-14 00:46:08,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 00:46:08,920 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 00:46:08,956 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 00:46:09,013 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 00:46:09,014 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 59 [2020-10-14 00:46:09,015 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 00:46:09,015 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 98 [2020-10-14 00:46:09,015 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 00:46:09,015 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 00:46:09,016 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 00:46:09,016 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-14 00:46:09,016 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 59 [2020-10-14 00:46:09,016 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 00:46:09,115 INFO L134 CoverageAnalysis]: Checked inductivity of 205 backedges. 174 proven. 2 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2020-10-14 00:46:09,116 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1926876513] [2020-10-14 00:46:09,116 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 00:46:09,116 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2020-10-14 00:46:09,117 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1995747130] [2020-10-14 00:46:09,118 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-14 00:46:09,118 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 00:46:09,118 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-14 00:46:09,118 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2020-10-14 00:46:09,119 INFO L87 Difference]: Start difference. First operand 1493 states and 1770 transitions. Second operand 7 states. [2020-10-14 00:46:10,290 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 00:46:10,290 INFO L93 Difference]: Finished difference Result 2873 states and 3506 transitions. [2020-10-14 00:46:10,291 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-10-14 00:46:10,292 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 226 [2020-10-14 00:46:10,292 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 00:46:10,292 INFO L225 Difference]: With dead ends: 2873 [2020-10-14 00:46:10,293 INFO L226 Difference]: Without dead ends: 0 [2020-10-14 00:46:10,301 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2020-10-14 00:46:10,302 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-14 00:46:10,302 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-14 00:46:10,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-14 00:46:10,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-14 00:46:10,302 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 226 [2020-10-14 00:46:10,303 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 00:46:10,303 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-14 00:46:10,303 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-14 00:46:10,303 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-14 00:46:10,303 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-14 00:46:10,303 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-14 00:46:10,306 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-14 00:46:10,999 WARN L193 SmtUtils]: Spent 275.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 41 [2020-10-14 00:46:11,109 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-14 00:46:11,109 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~a28~0 |old(~a28~0)|) (= ~a17~0 |old(~a17~0)|) (= ~a21~0 |old(~a21~0)|) (= ~c~0 |old(~c~0)|) (= ~a25~0 |old(~a25~0)|) (= ~z~0 |old(~z~0)|) (= ~f~0 |old(~f~0)|) (= ~a19~0 |old(~a19~0)|) (= ~a11~0 |old(~a11~0)|) (= ~w~0 |old(~w~0)|) (= ~a~0 |old(~a~0)|) (= ~u~0 |old(~u~0)|) (= ~e~0 |old(~e~0)|) (= ~x~0 |old(~x~0)|) (= ~d~0 |old(~d~0)|) (= ~y~0 |old(~y~0)|) (= ~v~0 |old(~v~0)|)) [2020-10-14 00:46:11,109 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-14 00:46:11,109 INFO L268 CegarLoopResult]: For program point L564-1(lines 29 598) no Hoare annotation was computed. [2020-10-14 00:46:11,110 INFO L268 CegarLoopResult]: For program point L531-1(lines 29 598) no Hoare annotation was computed. [2020-10-14 00:46:11,110 INFO L268 CegarLoopResult]: For program point L498-1(lines 29 598) no Hoare annotation was computed. [2020-10-14 00:46:11,110 INFO L268 CegarLoopResult]: For program point L465-1(lines 29 598) no Hoare annotation was computed. [2020-10-14 00:46:11,110 INFO L268 CegarLoopResult]: For program point L432-1(lines 29 598) no Hoare annotation was computed. [2020-10-14 00:46:11,110 INFO L268 CegarLoopResult]: For program point L234(lines 234 413) no Hoare annotation was computed. [2020-10-14 00:46:11,110 INFO L268 CegarLoopResult]: For program point L69(lines 69 413) no Hoare annotation was computed. [2020-10-14 00:46:11,110 INFO L268 CegarLoopResult]: For program point L565(line 565) no Hoare annotation was computed. [2020-10-14 00:46:11,110 INFO L268 CegarLoopResult]: For program point L532(line 532) no Hoare annotation was computed. [2020-10-14 00:46:11,111 INFO L268 CegarLoopResult]: For program point L499(line 499) no Hoare annotation was computed. [2020-10-14 00:46:11,111 INFO L268 CegarLoopResult]: For program point L466(line 466) no Hoare annotation was computed. [2020-10-14 00:46:11,111 INFO L268 CegarLoopResult]: For program point L433(line 433) no Hoare annotation was computed. [2020-10-14 00:46:11,111 INFO L268 CegarLoopResult]: For program point L202(lines 202 413) no Hoare annotation was computed. [2020-10-14 00:46:11,111 INFO L268 CegarLoopResult]: For program point L169(lines 169 413) no Hoare annotation was computed. [2020-10-14 00:46:11,111 INFO L268 CegarLoopResult]: For program point L368(lines 368 413) no Hoare annotation was computed. [2020-10-14 00:46:11,111 INFO L268 CegarLoopResult]: For program point L203(lines 203 210) no Hoare annotation was computed. [2020-10-14 00:46:11,112 INFO L268 CegarLoopResult]: For program point L203-2(lines 203 210) no Hoare annotation was computed. [2020-10-14 00:46:11,112 INFO L268 CegarLoopResult]: For program point L38(lines 38 413) no Hoare annotation was computed. [2020-10-14 00:46:11,112 INFO L268 CegarLoopResult]: For program point L567-1(lines 29 598) no Hoare annotation was computed. [2020-10-14 00:46:11,112 INFO L268 CegarLoopResult]: For program point L534-1(lines 29 598) no Hoare annotation was computed. [2020-10-14 00:46:11,112 INFO L268 CegarLoopResult]: For program point L501-1(lines 29 598) no Hoare annotation was computed. [2020-10-14 00:46:11,112 INFO L268 CegarLoopResult]: For program point L468-1(lines 29 598) no Hoare annotation was computed. [2020-10-14 00:46:11,112 INFO L268 CegarLoopResult]: For program point L402(lines 402 413) no Hoare annotation was computed. [2020-10-14 00:46:11,112 INFO L268 CegarLoopResult]: For program point L435-1(lines 29 598) no Hoare annotation was computed. [2020-10-14 00:46:11,112 INFO L268 CegarLoopResult]: For program point L237(lines 237 413) no Hoare annotation was computed. [2020-10-14 00:46:11,112 INFO L268 CegarLoopResult]: For program point L568(line 568) no Hoare annotation was computed. [2020-10-14 00:46:11,112 INFO L268 CegarLoopResult]: For program point L535(line 535) no Hoare annotation was computed. [2020-10-14 00:46:11,112 INFO L268 CegarLoopResult]: For program point L502(line 502) no Hoare annotation was computed. [2020-10-14 00:46:11,112 INFO L268 CegarLoopResult]: For program point L469(line 469) no Hoare annotation was computed. [2020-10-14 00:46:11,113 INFO L268 CegarLoopResult]: For program point L436(line 436) no Hoare annotation was computed. [2020-10-14 00:46:11,113 INFO L268 CegarLoopResult]: For program point L337(lines 337 413) no Hoare annotation was computed. [2020-10-14 00:46:11,113 INFO L268 CegarLoopResult]: For program point L238(lines 238 246) no Hoare annotation was computed. [2020-10-14 00:46:11,113 INFO L268 CegarLoopResult]: For program point L238-2(lines 238 246) no Hoare annotation was computed. [2020-10-14 00:46:11,113 INFO L268 CegarLoopResult]: For program point L139(lines 139 413) no Hoare annotation was computed. [2020-10-14 00:46:11,113 INFO L268 CegarLoopResult]: For program point L106(lines 106 413) no Hoare annotation was computed. [2020-10-14 00:46:11,113 INFO L268 CegarLoopResult]: For program point L404(lines 404 413) no Hoare annotation was computed. [2020-10-14 00:46:11,113 INFO L268 CegarLoopResult]: For program point L338(lines 338 347) no Hoare annotation was computed. [2020-10-14 00:46:11,113 INFO L268 CegarLoopResult]: For program point L338-2(lines 338 347) no Hoare annotation was computed. [2020-10-14 00:46:11,113 INFO L268 CegarLoopResult]: For program point L74(lines 74 413) no Hoare annotation was computed. [2020-10-14 00:46:11,114 INFO L268 CegarLoopResult]: For program point L570-1(lines 29 598) no Hoare annotation was computed. [2020-10-14 00:46:11,114 INFO L268 CegarLoopResult]: For program point L537-1(lines 29 598) no Hoare annotation was computed. [2020-10-14 00:46:11,114 INFO L268 CegarLoopResult]: For program point L504-1(lines 29 598) no Hoare annotation was computed. [2020-10-14 00:46:11,114 INFO L268 CegarLoopResult]: For program point L471-1(lines 29 598) no Hoare annotation was computed. [2020-10-14 00:46:11,114 INFO L268 CegarLoopResult]: For program point L438-1(lines 29 598) no Hoare annotation was computed. [2020-10-14 00:46:11,114 INFO L268 CegarLoopResult]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 466) no Hoare annotation was computed. [2020-10-14 00:46:11,114 INFO L268 CegarLoopResult]: For program point L75(lines 75 80) no Hoare annotation was computed. [2020-10-14 00:46:11,114 INFO L268 CegarLoopResult]: For program point L42(lines 42 413) no Hoare annotation was computed. [2020-10-14 00:46:11,115 INFO L268 CegarLoopResult]: For program point L75-2(lines 75 80) no Hoare annotation was computed. [2020-10-14 00:46:11,115 INFO L268 CegarLoopResult]: For program point L571(line 571) no Hoare annotation was computed. [2020-10-14 00:46:11,115 INFO L268 CegarLoopResult]: For program point L538(line 538) no Hoare annotation was computed. [2020-10-14 00:46:11,115 INFO L268 CegarLoopResult]: For program point L505(line 505) no Hoare annotation was computed. [2020-10-14 00:46:11,115 INFO L268 CegarLoopResult]: For program point L472(line 472) no Hoare annotation was computed. [2020-10-14 00:46:11,115 INFO L268 CegarLoopResult]: For program point L439(line 439) no Hoare annotation was computed. [2020-10-14 00:46:11,115 INFO L268 CegarLoopResult]: For program point L175(lines 175 413) no Hoare annotation was computed. [2020-10-14 00:46:11,115 INFO L268 CegarLoopResult]: For program point L407(lines 407 413) no Hoare annotation was computed. [2020-10-14 00:46:11,115 INFO L268 CegarLoopResult]: For program point L143(lines 143 413) no Hoare annotation was computed. [2020-10-14 00:46:11,116 INFO L268 CegarLoopResult]: For program point L573-1(lines 29 598) no Hoare annotation was computed. [2020-10-14 00:46:11,116 INFO L268 CegarLoopResult]: For program point L540-1(lines 29 598) no Hoare annotation was computed. [2020-10-14 00:46:11,116 INFO L268 CegarLoopResult]: For program point L507-1(lines 29 598) no Hoare annotation was computed. [2020-10-14 00:46:11,116 INFO L268 CegarLoopResult]: For program point L474-1(lines 29 598) no Hoare annotation was computed. [2020-10-14 00:46:11,116 INFO L268 CegarLoopResult]: For program point L441-1(lines 29 598) no Hoare annotation was computed. [2020-10-14 00:46:11,116 INFO L268 CegarLoopResult]: For program point L375(lines 375 413) no Hoare annotation was computed. [2020-10-14 00:46:11,116 INFO L268 CegarLoopResult]: For program point L309(lines 309 413) no Hoare annotation was computed. [2020-10-14 00:46:11,116 INFO L268 CegarLoopResult]: For program point L276(lines 276 413) no Hoare annotation was computed. [2020-10-14 00:46:11,116 INFO L268 CegarLoopResult]: For program point L574(line 574) no Hoare annotation was computed. [2020-10-14 00:46:11,116 INFO L268 CegarLoopResult]: For program point L541(line 541) no Hoare annotation was computed. [2020-10-14 00:46:11,117 INFO L268 CegarLoopResult]: For program point L508(line 508) no Hoare annotation was computed. [2020-10-14 00:46:11,117 INFO L268 CegarLoopResult]: For program point L475(line 475) no Hoare annotation was computed. [2020-10-14 00:46:11,117 INFO L268 CegarLoopResult]: For program point L442(line 442) no Hoare annotation was computed. [2020-10-14 00:46:11,117 INFO L268 CegarLoopResult]: For program point L409(lines 409 413) no Hoare annotation was computed. [2020-10-14 00:46:11,117 INFO L268 CegarLoopResult]: For program point L212(lines 212 413) no Hoare annotation was computed. [2020-10-14 00:46:11,117 INFO L268 CegarLoopResult]: For program point L179(lines 179 413) no Hoare annotation was computed. [2020-10-14 00:46:11,117 INFO L268 CegarLoopResult]: For program point L113(lines 113 413) no Hoare annotation was computed. [2020-10-14 00:46:11,117 INFO L268 CegarLoopResult]: For program point L47(lines 47 413) no Hoare annotation was computed. [2020-10-14 00:46:11,118 INFO L268 CegarLoopResult]: For program point L576-1(lines 29 598) no Hoare annotation was computed. [2020-10-14 00:46:11,118 INFO L268 CegarLoopResult]: For program point L543-1(lines 29 598) no Hoare annotation was computed. [2020-10-14 00:46:11,118 INFO L268 CegarLoopResult]: For program point L510-1(lines 29 598) no Hoare annotation was computed. [2020-10-14 00:46:11,118 INFO L268 CegarLoopResult]: For program point L477-1(lines 29 598) no Hoare annotation was computed. [2020-10-14 00:46:11,118 INFO L268 CegarLoopResult]: For program point L444-1(lines 29 598) no Hoare annotation was computed. [2020-10-14 00:46:11,118 INFO L268 CegarLoopResult]: For program point L378(lines 378 413) no Hoare annotation was computed. [2020-10-14 00:46:11,118 INFO L268 CegarLoopResult]: For program point L577(line 577) no Hoare annotation was computed. [2020-10-14 00:46:11,118 INFO L268 CegarLoopResult]: For program point L544(line 544) no Hoare annotation was computed. [2020-10-14 00:46:11,119 INFO L268 CegarLoopResult]: For program point L511(line 511) no Hoare annotation was computed. [2020-10-14 00:46:11,119 INFO L268 CegarLoopResult]: For program point L478(line 478) no Hoare annotation was computed. [2020-10-14 00:46:11,119 INFO L268 CegarLoopResult]: For program point L445(line 445) no Hoare annotation was computed. [2020-10-14 00:46:11,119 INFO L268 CegarLoopResult]: For program point L280(lines 280 413) no Hoare annotation was computed. [2020-10-14 00:46:11,119 INFO L268 CegarLoopResult]: For program point L148(lines 148 413) no Hoare annotation was computed. [2020-10-14 00:46:11,119 INFO L268 CegarLoopResult]: For program point L82(lines 82 413) no Hoare annotation was computed. [2020-10-14 00:46:11,119 INFO L268 CegarLoopResult]: For program point L380(lines 380 413) no Hoare annotation was computed. [2020-10-14 00:46:11,119 INFO L268 CegarLoopResult]: For program point L314(lines 314 413) no Hoare annotation was computed. [2020-10-14 00:46:11,120 INFO L268 CegarLoopResult]: For program point L248(lines 248 413) no Hoare annotation was computed. [2020-10-14 00:46:11,120 INFO L268 CegarLoopResult]: For program point L215(lines 215 413) no Hoare annotation was computed. [2020-10-14 00:46:11,120 INFO L268 CegarLoopResult]: For program point L83(lines 83 89) no Hoare annotation was computed. [2020-10-14 00:46:11,120 INFO L268 CegarLoopResult]: For program point L50(lines 50 413) no Hoare annotation was computed. [2020-10-14 00:46:11,120 INFO L268 CegarLoopResult]: For program point L83-2(lines 83 89) no Hoare annotation was computed. [2020-10-14 00:46:11,120 INFO L268 CegarLoopResult]: For program point L579-1(lines 29 598) no Hoare annotation was computed. [2020-10-14 00:46:11,120 INFO L268 CegarLoopResult]: For program point L546-1(lines 29 598) no Hoare annotation was computed. [2020-10-14 00:46:11,120 INFO L268 CegarLoopResult]: For program point L513-1(lines 29 598) no Hoare annotation was computed. [2020-10-14 00:46:11,120 INFO L268 CegarLoopResult]: For program point L480-1(lines 29 598) no Hoare annotation was computed. [2020-10-14 00:46:11,121 INFO L268 CegarLoopResult]: For program point L414(lines 414 416) no Hoare annotation was computed. [2020-10-14 00:46:11,121 INFO L268 CegarLoopResult]: For program point L447-1(lines 29 598) no Hoare annotation was computed. [2020-10-14 00:46:11,121 INFO L268 CegarLoopResult]: For program point L381(lines 381 387) no Hoare annotation was computed. [2020-10-14 00:46:11,121 INFO L268 CegarLoopResult]: For program point L414-2(lines 29 598) no Hoare annotation was computed. [2020-10-14 00:46:11,121 INFO L268 CegarLoopResult]: For program point L315(lines 315 326) no Hoare annotation was computed. [2020-10-14 00:46:11,121 INFO L268 CegarLoopResult]: For program point L381-2(lines 381 387) no Hoare annotation was computed. [2020-10-14 00:46:11,121 INFO L268 CegarLoopResult]: For program point L315-2(lines 315 326) no Hoare annotation was computed. [2020-10-14 00:46:11,121 INFO L268 CegarLoopResult]: For program point calculate_outputFINAL(lines 29 598) no Hoare annotation was computed. [2020-10-14 00:46:11,121 INFO L268 CegarLoopResult]: For program point calculate_outputEXIT(lines 29 598) no Hoare annotation was computed. [2020-10-14 00:46:11,122 INFO L268 CegarLoopResult]: For program point L580(line 580) no Hoare annotation was computed. [2020-10-14 00:46:11,122 INFO L268 CegarLoopResult]: For program point L547(line 547) no Hoare annotation was computed. [2020-10-14 00:46:11,122 INFO L268 CegarLoopResult]: For program point L514(line 514) no Hoare annotation was computed. [2020-10-14 00:46:11,122 INFO L268 CegarLoopResult]: For program point L481(line 481) no Hoare annotation was computed. [2020-10-14 00:46:11,122 INFO L268 CegarLoopResult]: For program point L448(line 448) no Hoare annotation was computed. [2020-10-14 00:46:11,122 INFO L268 CegarLoopResult]: For program point L415(line 415) no Hoare annotation was computed. [2020-10-14 00:46:11,122 INFO L268 CegarLoopResult]: For program point L349(lines 349 413) no Hoare annotation was computed. [2020-10-14 00:46:11,122 INFO L268 CegarLoopResult]: For program point L283(lines 283 413) no Hoare annotation was computed. [2020-10-14 00:46:11,122 INFO L268 CegarLoopResult]: For program point L218(lines 218 413) no Hoare annotation was computed. [2020-10-14 00:46:11,123 INFO L268 CegarLoopResult]: For program point L185(lines 185 413) no Hoare annotation was computed. [2020-10-14 00:46:11,123 INFO L268 CegarLoopResult]: For program point L119(lines 119 413) no Hoare annotation was computed. [2020-10-14 00:46:11,123 INFO L268 CegarLoopResult]: For program point L582-1(lines 29 598) no Hoare annotation was computed. [2020-10-14 00:46:11,123 INFO L268 CegarLoopResult]: For program point L549-1(lines 29 598) no Hoare annotation was computed. [2020-10-14 00:46:11,123 INFO L268 CegarLoopResult]: For program point L516-1(lines 29 598) no Hoare annotation was computed. [2020-10-14 00:46:11,123 INFO L268 CegarLoopResult]: For program point L483-1(lines 29 598) no Hoare annotation was computed. [2020-10-14 00:46:11,123 INFO L268 CegarLoopResult]: For program point L450-1(lines 29 598) no Hoare annotation was computed. [2020-10-14 00:46:11,123 INFO L268 CegarLoopResult]: For program point L417-1(lines 29 598) no Hoare annotation was computed. [2020-10-14 00:46:11,123 INFO L268 CegarLoopResult]: For program point L54(lines 54 413) no Hoare annotation was computed. [2020-10-14 00:46:11,124 INFO L268 CegarLoopResult]: For program point L583(line 583) no Hoare annotation was computed. [2020-10-14 00:46:11,124 INFO L268 CegarLoopResult]: For program point L550(line 550) no Hoare annotation was computed. [2020-10-14 00:46:11,124 INFO L268 CegarLoopResult]: For program point L517(line 517) no Hoare annotation was computed. [2020-10-14 00:46:11,124 INFO L268 CegarLoopResult]: For program point L484(line 484) no Hoare annotation was computed. [2020-10-14 00:46:11,124 INFO L268 CegarLoopResult]: For program point L451(line 451) no Hoare annotation was computed. [2020-10-14 00:46:11,124 INFO L268 CegarLoopResult]: For program point L418(line 418) no Hoare annotation was computed. [2020-10-14 00:46:11,124 INFO L268 CegarLoopResult]: For program point L286(lines 286 413) no Hoare annotation was computed. [2020-10-14 00:46:11,124 INFO L268 CegarLoopResult]: For program point L253(lines 253 413) no Hoare annotation was computed. [2020-10-14 00:46:11,124 INFO L268 CegarLoopResult]: For program point L187(lines 187 413) no Hoare annotation was computed. [2020-10-14 00:46:11,124 INFO L268 CegarLoopResult]: For program point L154(lines 154 413) no Hoare annotation was computed. [2020-10-14 00:46:11,125 INFO L268 CegarLoopResult]: For program point L585-1(lines 29 598) no Hoare annotation was computed. [2020-10-14 00:46:11,125 INFO L268 CegarLoopResult]: For program point L552-1(lines 29 598) no Hoare annotation was computed. [2020-10-14 00:46:11,125 INFO L268 CegarLoopResult]: For program point L519-1(lines 29 598) no Hoare annotation was computed. [2020-10-14 00:46:11,125 INFO L268 CegarLoopResult]: For program point L486-1(lines 29 598) no Hoare annotation was computed. [2020-10-14 00:46:11,125 INFO L268 CegarLoopResult]: For program point L453-1(lines 29 598) no Hoare annotation was computed. [2020-10-14 00:46:11,125 INFO L268 CegarLoopResult]: For program point L420-1(lines 29 598) no Hoare annotation was computed. [2020-10-14 00:46:11,125 INFO L268 CegarLoopResult]: For program point L354(lines 354 413) no Hoare annotation was computed. [2020-10-14 00:46:11,125 INFO L268 CegarLoopResult]: For program point L189(lines 189 413) no Hoare annotation was computed. [2020-10-14 00:46:11,125 INFO L268 CegarLoopResult]: For program point L123(lines 123 413) no Hoare annotation was computed. [2020-10-14 00:46:11,125 INFO L268 CegarLoopResult]: For program point L586(line 586) no Hoare annotation was computed. [2020-10-14 00:46:11,126 INFO L268 CegarLoopResult]: For program point L553(line 553) no Hoare annotation was computed. [2020-10-14 00:46:11,126 INFO L268 CegarLoopResult]: For program point L520(line 520) no Hoare annotation was computed. [2020-10-14 00:46:11,126 INFO L268 CegarLoopResult]: For program point L487(line 487) no Hoare annotation was computed. [2020-10-14 00:46:11,126 INFO L268 CegarLoopResult]: For program point L454(line 454) no Hoare annotation was computed. [2020-10-14 00:46:11,126 INFO L268 CegarLoopResult]: For program point L421(line 421) no Hoare annotation was computed. [2020-10-14 00:46:11,126 INFO L268 CegarLoopResult]: For program point L223(lines 223 413) no Hoare annotation was computed. [2020-10-14 00:46:11,126 INFO L268 CegarLoopResult]: For program point L91(lines 91 413) no Hoare annotation was computed. [2020-10-14 00:46:11,126 INFO L268 CegarLoopResult]: For program point L389(lines 389 413) no Hoare annotation was computed. [2020-10-14 00:46:11,126 INFO L268 CegarLoopResult]: For program point L191(lines 191 413) no Hoare annotation was computed. [2020-10-14 00:46:11,127 INFO L268 CegarLoopResult]: For program point L59(lines 59 413) no Hoare annotation was computed. [2020-10-14 00:46:11,127 INFO L268 CegarLoopResult]: For program point L588-1(lines 29 598) no Hoare annotation was computed. [2020-10-14 00:46:11,127 INFO L268 CegarLoopResult]: For program point L555-1(lines 29 598) no Hoare annotation was computed. [2020-10-14 00:46:11,127 INFO L268 CegarLoopResult]: For program point L522-1(lines 29 598) no Hoare annotation was computed. [2020-10-14 00:46:11,127 INFO L264 CegarLoopResult]: At program point calculate_outputENTRY(lines 29 598) the Hoare annotation is: (let ((.cse2 (= ~a28~0 |old(~a28~0)|)) (.cse3 (= ~a11~0 |old(~a11~0)|)) (.cse4 (= ~a25~0 |old(~a25~0)|)) (.cse5 (= ~a19~0 |old(~a19~0)|))) (let ((.cse0 (and .cse2 (= ~a17~0 |old(~a17~0)|) .cse3 .cse4 .cse5)) (.cse1 (not (= |old(~a11~0)| 1)))) (and (or (= |old(~a19~0)| 1) .cse0 .cse1) (or (and .cse2 .cse3 .cse4 (= ~a17~0 8) .cse5) (not (= 8 |old(~a17~0)|))) (or .cse0 (not (<= 10 |old(~a28~0)|)) .cse1) (or (not (= |old(~a17~0)| |old(~a28~0)|)) (and .cse3 .cse4 (= 7 ~a28~0) .cse5 (= ~a28~0 ~a17~0)) (not (= 7 |old(~a28~0)|)) .cse1)))) [2020-10-14 00:46:11,127 INFO L268 CegarLoopResult]: For program point L489-1(lines 29 598) no Hoare annotation was computed. [2020-10-14 00:46:11,128 INFO L268 CegarLoopResult]: For program point L456-1(lines 29 598) no Hoare annotation was computed. [2020-10-14 00:46:11,128 INFO L268 CegarLoopResult]: For program point L423-1(lines 29 598) no Hoare annotation was computed. [2020-10-14 00:46:11,128 INFO L268 CegarLoopResult]: For program point L291(lines 291 413) no Hoare annotation was computed. [2020-10-14 00:46:11,128 INFO L268 CegarLoopResult]: For program point L225(lines 225 413) no Hoare annotation was computed. [2020-10-14 00:46:11,128 INFO L268 CegarLoopResult]: For program point L159(lines 159 413) no Hoare annotation was computed. [2020-10-14 00:46:11,128 INFO L268 CegarLoopResult]: For program point L589(line 589) no Hoare annotation was computed. [2020-10-14 00:46:11,128 INFO L268 CegarLoopResult]: For program point L556(line 556) no Hoare annotation was computed. [2020-10-14 00:46:11,128 INFO L268 CegarLoopResult]: For program point L523(line 523) no Hoare annotation was computed. [2020-10-14 00:46:11,128 INFO L268 CegarLoopResult]: For program point L490(line 490) no Hoare annotation was computed. [2020-10-14 00:46:11,129 INFO L268 CegarLoopResult]: For program point L457(line 457) no Hoare annotation was computed. [2020-10-14 00:46:11,129 INFO L268 CegarLoopResult]: For program point L424(line 424) no Hoare annotation was computed. [2020-10-14 00:46:11,129 INFO L268 CegarLoopResult]: For program point L259(lines 259 413) no Hoare annotation was computed. [2020-10-14 00:46:11,129 INFO L268 CegarLoopResult]: For program point L293(lines 293 413) no Hoare annotation was computed. [2020-10-14 00:46:11,129 INFO L268 CegarLoopResult]: For program point L194(lines 194 413) no Hoare annotation was computed. [2020-10-14 00:46:11,129 INFO L268 CegarLoopResult]: For program point L95(lines 95 413) no Hoare annotation was computed. [2020-10-14 00:46:11,129 INFO L268 CegarLoopResult]: For program point L591-1(lines 29 598) no Hoare annotation was computed. [2020-10-14 00:46:11,129 INFO L268 CegarLoopResult]: For program point L558-1(lines 29 598) no Hoare annotation was computed. [2020-10-14 00:46:11,129 INFO L268 CegarLoopResult]: For program point L525-1(lines 29 598) no Hoare annotation was computed. [2020-10-14 00:46:11,130 INFO L268 CegarLoopResult]: For program point L492-1(lines 29 598) no Hoare annotation was computed. [2020-10-14 00:46:11,130 INFO L268 CegarLoopResult]: For program point L459-1(lines 29 598) no Hoare annotation was computed. [2020-10-14 00:46:11,130 INFO L268 CegarLoopResult]: For program point L426-1(lines 29 598) no Hoare annotation was computed. [2020-10-14 00:46:11,130 INFO L268 CegarLoopResult]: For program point L261(lines 261 413) no Hoare annotation was computed. [2020-10-14 00:46:11,130 INFO L268 CegarLoopResult]: For program point L30(lines 30 413) no Hoare annotation was computed. [2020-10-14 00:46:11,130 INFO L268 CegarLoopResult]: For program point L592(line 592) no Hoare annotation was computed. [2020-10-14 00:46:11,130 INFO L268 CegarLoopResult]: For program point L559(line 559) no Hoare annotation was computed. [2020-10-14 00:46:11,130 INFO L268 CegarLoopResult]: For program point L526(line 526) no Hoare annotation was computed. [2020-10-14 00:46:11,130 INFO L268 CegarLoopResult]: For program point L493(line 493) no Hoare annotation was computed. [2020-10-14 00:46:11,131 INFO L268 CegarLoopResult]: For program point L460(line 460) no Hoare annotation was computed. [2020-10-14 00:46:11,131 INFO L268 CegarLoopResult]: For program point L427(line 427) no Hoare annotation was computed. [2020-10-14 00:46:11,131 INFO L268 CegarLoopResult]: For program point L394(lines 394 413) no Hoare annotation was computed. [2020-10-14 00:46:11,131 INFO L268 CegarLoopResult]: For program point L361(lines 361 413) no Hoare annotation was computed. [2020-10-14 00:46:11,131 INFO L268 CegarLoopResult]: For program point L328(lines 328 413) no Hoare annotation was computed. [2020-10-14 00:46:11,131 INFO L268 CegarLoopResult]: For program point L262(lines 262 274) no Hoare annotation was computed. [2020-10-14 00:46:11,131 INFO L268 CegarLoopResult]: For program point L262-2(lines 262 274) no Hoare annotation was computed. [2020-10-14 00:46:11,131 INFO L268 CegarLoopResult]: For program point L130(lines 130 413) no Hoare annotation was computed. [2020-10-14 00:46:11,131 INFO L268 CegarLoopResult]: For program point L65(lines 65 413) no Hoare annotation was computed. [2020-10-14 00:46:11,131 INFO L268 CegarLoopResult]: For program point L594-1(lines 594 596) no Hoare annotation was computed. [2020-10-14 00:46:11,132 INFO L268 CegarLoopResult]: For program point L561-1(lines 29 598) no Hoare annotation was computed. [2020-10-14 00:46:11,132 INFO L268 CegarLoopResult]: For program point L528-1(lines 29 598) no Hoare annotation was computed. [2020-10-14 00:46:11,132 INFO L268 CegarLoopResult]: For program point L495-1(lines 29 598) no Hoare annotation was computed. [2020-10-14 00:46:11,132 INFO L268 CegarLoopResult]: For program point L462-1(lines 29 598) no Hoare annotation was computed. [2020-10-14 00:46:11,132 INFO L268 CegarLoopResult]: For program point L429-1(lines 29 598) no Hoare annotation was computed. [2020-10-14 00:46:11,132 INFO L268 CegarLoopResult]: For program point L297(lines 297 413) no Hoare annotation was computed. [2020-10-14 00:46:11,132 INFO L268 CegarLoopResult]: For program point L198(lines 198 413) no Hoare annotation was computed. [2020-10-14 00:46:11,132 INFO L268 CegarLoopResult]: For program point L165(lines 165 413) no Hoare annotation was computed. [2020-10-14 00:46:11,132 INFO L268 CegarLoopResult]: For program point L99(lines 99 413) no Hoare annotation was computed. [2020-10-14 00:46:11,133 INFO L268 CegarLoopResult]: For program point L595(line 595) no Hoare annotation was computed. [2020-10-14 00:46:11,133 INFO L268 CegarLoopResult]: For program point L562(line 562) no Hoare annotation was computed. [2020-10-14 00:46:11,133 INFO L268 CegarLoopResult]: For program point L529(line 529) no Hoare annotation was computed. [2020-10-14 00:46:11,133 INFO L268 CegarLoopResult]: For program point L496(line 496) no Hoare annotation was computed. [2020-10-14 00:46:11,133 INFO L268 CegarLoopResult]: For program point L463(line 463) no Hoare annotation was computed. [2020-10-14 00:46:11,133 INFO L268 CegarLoopResult]: For program point L430(line 430) no Hoare annotation was computed. [2020-10-14 00:46:11,133 INFO L268 CegarLoopResult]: For program point L331(lines 331 413) no Hoare annotation was computed. [2020-10-14 00:46:11,133 INFO L268 CegarLoopResult]: For program point L298(lines 298 307) no Hoare annotation was computed. [2020-10-14 00:46:11,133 INFO L268 CegarLoopResult]: For program point L232(lines 232 413) no Hoare annotation was computed. [2020-10-14 00:46:11,133 INFO L268 CegarLoopResult]: For program point L298-2(lines 298 307) no Hoare annotation was computed. [2020-10-14 00:46:11,134 INFO L268 CegarLoopResult]: For program point L398(lines 398 413) no Hoare annotation was computed. [2020-10-14 00:46:11,134 INFO L268 CegarLoopResult]: For program point L332(lines 332 335) no Hoare annotation was computed. [2020-10-14 00:46:11,134 INFO L268 CegarLoopResult]: For program point L332-2(lines 332 335) no Hoare annotation was computed. [2020-10-14 00:46:11,134 INFO L268 CegarLoopResult]: For program point L134(lines 134 413) no Hoare annotation was computed. [2020-10-14 00:46:11,134 INFO L268 CegarLoopResult]: For program point L35(lines 35 413) no Hoare annotation was computed. [2020-10-14 00:46:11,134 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-14 00:46:11,134 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= ~a17~0 8) (= 7 ~a28~0)) [2020-10-14 00:46:11,134 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-14 00:46:11,135 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-14 00:46:11,135 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 600 617) the Hoare annotation is: (or (and (= ~a11~0 |old(~a11~0)|) (= ~a25~0 |old(~a25~0)|) (= ~a17~0 8) (= 7 ~a28~0) (= ~a19~0 |old(~a19~0)|)) (not (= 8 |old(~a17~0)|)) (not (= 7 |old(~a28~0)|))) [2020-10-14 00:46:11,135 INFO L264 CegarLoopResult]: At program point L606-2(lines 606 616) the Hoare annotation is: (let ((.cse0 (= ~a11~0 1))) (or (and (= 7 ~a28~0) .cse0 (= ~a28~0 ~a17~0)) (and (not (= ~a19~0 1)) .cse0) (and (<= 10 ~a28~0) .cse0) (= ~a17~0 8) (not (= 8 |old(~a17~0)|)) (not (= 7 |old(~a28~0)|)))) [2020-10-14 00:46:11,135 INFO L268 CegarLoopResult]: For program point L606-3(lines 600 617) no Hoare annotation was computed. [2020-10-14 00:46:11,135 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 600 617) no Hoare annotation was computed. [2020-10-14 00:46:11,135 INFO L264 CegarLoopResult]: At program point L614(line 614) the Hoare annotation is: (let ((.cse0 (= ~a11~0 1))) (or (and (= 7 ~a28~0) .cse0 (= ~a28~0 ~a17~0)) (and (not (= ~a19~0 1)) .cse0) (and (<= 10 ~a28~0) .cse0) (= ~a17~0 8) (not (= 8 |old(~a17~0)|)) (not (= 7 |old(~a28~0)|)))) [2020-10-14 00:46:11,135 INFO L268 CegarLoopResult]: For program point L614-1(line 614) no Hoare annotation was computed. [2020-10-14 00:46:11,136 INFO L268 CegarLoopResult]: For program point L611(line 611) no Hoare annotation was computed. [2020-10-14 00:46:11,155 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.10 12:46:11 BoogieIcfgContainer [2020-10-14 00:46:11,155 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-14 00:46:11,157 INFO L168 Benchmark]: Toolchain (without parser) took 31583.51 ms. Allocated memory was 146.8 MB in the beginning and 698.9 MB in the end (delta: 552.1 MB). Free memory was 102.3 MB in the beginning and 119.1 MB in the end (delta: -16.8 MB). Peak memory consumption was 535.3 MB. Max. memory is 7.1 GB. [2020-10-14 00:46:11,158 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 146.8 MB. Free memory was 123.0 MB in the beginning and 122.8 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-10-14 00:46:11,159 INFO L168 Benchmark]: CACSL2BoogieTranslator took 782.34 ms. Allocated memory was 146.8 MB in the beginning and 205.5 MB in the end (delta: 58.7 MB). Free memory was 102.1 MB in the beginning and 172.1 MB in the end (delta: -70.0 MB). Peak memory consumption was 30.0 MB. Max. memory is 7.1 GB. [2020-10-14 00:46:11,160 INFO L168 Benchmark]: Boogie Preprocessor took 121.41 ms. Allocated memory is still 205.5 MB. Free memory was 172.1 MB in the beginning and 166.8 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 7.1 GB. [2020-10-14 00:46:11,161 INFO L168 Benchmark]: RCFGBuilder took 1164.87 ms. Allocated memory was 205.5 MB in the beginning and 235.4 MB in the end (delta: 29.9 MB). Free memory was 166.8 MB in the beginning and 175.4 MB in the end (delta: -8.6 MB). Peak memory consumption was 78.5 MB. Max. memory is 7.1 GB. [2020-10-14 00:46:11,162 INFO L168 Benchmark]: TraceAbstraction took 29510.00 ms. Allocated memory was 235.4 MB in the beginning and 698.9 MB in the end (delta: 463.5 MB). Free memory was 175.4 MB in the beginning and 119.1 MB in the end (delta: 56.3 MB). Peak memory consumption was 519.8 MB. Max. memory is 7.1 GB. [2020-10-14 00:46:11,165 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 146.8 MB. Free memory was 123.0 MB in the beginning and 122.8 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 782.34 ms. Allocated memory was 146.8 MB in the beginning and 205.5 MB in the end (delta: 58.7 MB). Free memory was 102.1 MB in the beginning and 172.1 MB in the end (delta: -70.0 MB). Peak memory consumption was 30.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 121.41 ms. Allocated memory is still 205.5 MB. Free memory was 172.1 MB in the beginning and 166.8 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1164.87 ms. Allocated memory was 205.5 MB in the beginning and 235.4 MB in the end (delta: 29.9 MB). Free memory was 166.8 MB in the beginning and 175.4 MB in the end (delta: -8.6 MB). Peak memory consumption was 78.5 MB. Max. memory is 7.1 GB. * TraceAbstraction took 29510.00 ms. Allocated memory was 235.4 MB in the beginning and 698.9 MB in the end (delta: 463.5 MB). Free memory was 175.4 MB in the beginning and 119.1 MB in the end (delta: 56.3 MB). Peak memory consumption was 519.8 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 466]: 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: 606]: Loop Invariant Derived loop invariant: ((((((7 == a28 && a11 == 1) && a28 == a17) || (!(a19 == 1) && a11 == 1)) || (10 <= a28 && a11 == 1)) || a17 == 8) || !(8 == \old(a17))) || !(7 == \old(a28)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 236 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 28.5s, OverallIterations: 7, TraceHistogramMax: 4, AutomataDifference: 9.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.8s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 282 SDtfs, 2798 SDslu, 313 SDs, 0 SdLazy, 5946 SolverSat, 828 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 7.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 94 GetRequests, 53 SyntacticMatches, 2 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1493occurred in iteration=6, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 7 MinimizatonAttempts, 194 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 69 PreInvPairs, 117 NumberOfFragments, 259 HoareAnnotationTreeSize, 69 FomulaSimplifications, 63192 FormulaSimplificationTreeSizeReduction, 0.3s HoareSimplificationTime, 7 FomulaSimplificationsInter, 976 FormulaSimplificationTreeSizeReductionInter, 0.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 17.7s InterpolantComputationTime, 1126 NumberOfCodeBlocks, 1126 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 1119 ConstructedInterpolants, 0 QuantifiedInterpolants, 552173 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 7 InterpolantComputations, 1 PerfectInterpolantSequences, 550/561 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...