/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/systemc/pc_sfifo_1.cil-2.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-14 10:09:59,473 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-14 10:09:59,476 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-14 10:09:59,500 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-14 10:09:59,500 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-14 10:09:59,501 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-14 10:09:59,503 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-14 10:09:59,505 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-14 10:09:59,507 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-14 10:09:59,508 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-14 10:09:59,509 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-14 10:09:59,510 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-14 10:09:59,510 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-14 10:09:59,511 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-14 10:09:59,512 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-14 10:09:59,514 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-14 10:09:59,514 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-14 10:09:59,515 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-14 10:09:59,517 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-14 10:09:59,519 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-14 10:09:59,521 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-14 10:09:59,522 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-14 10:09:59,524 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-14 10:09:59,525 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-14 10:09:59,527 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-14 10:09:59,528 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-14 10:09:59,528 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-14 10:09:59,529 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-14 10:09:59,529 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-14 10:09:59,530 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-14 10:09:59,531 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-14 10:09:59,531 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-14 10:09:59,532 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-14 10:09:59,533 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-14 10:09:59,534 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-14 10:09:59,534 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-14 10:09:59,535 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-14 10:09:59,535 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-14 10:09:59,535 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-14 10:09:59,536 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-14 10:09:59,537 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-14 10:09:59,540 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 10:09:59,562 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-14 10:09:59,562 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-14 10:09:59,564 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-14 10:09:59,564 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-14 10:09:59,564 INFO L138 SettingsManager]: * Use SBE=true [2020-10-14 10:09:59,564 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-14 10:09:59,564 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-14 10:09:59,565 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-14 10:09:59,565 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-14 10:09:59,565 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-14 10:09:59,565 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-14 10:09:59,565 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-14 10:09:59,566 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-14 10:09:59,566 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-14 10:09:59,566 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-14 10:09:59,566 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-14 10:09:59,566 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-14 10:09:59,566 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-14 10:09:59,567 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-14 10:09:59,567 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-14 10:09:59,567 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-14 10:09:59,567 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-14 10:09:59,567 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-14 10:09:59,568 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-14 10:09:59,568 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-14 10:09:59,568 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-14 10:09:59,568 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-14 10:09:59,568 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-14 10:09:59,569 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-14 10:09:59,569 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 10:09:59,920 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-14 10:09:59,941 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-14 10:09:59,948 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-14 10:09:59,950 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-14 10:09:59,950 INFO L275 PluginConnector]: CDTParser initialized [2020-10-14 10:09:59,951 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/systemc/pc_sfifo_1.cil-2.c [2020-10-14 10:10:00,027 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/23d6d3e19/0ff659dea49d44ae8dc5cab1239f69c2/FLAGc04d8905e [2020-10-14 10:10:00,518 INFO L306 CDTParser]: Found 1 translation units. [2020-10-14 10:10:00,519 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/systemc/pc_sfifo_1.cil-2.c [2020-10-14 10:10:00,526 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/23d6d3e19/0ff659dea49d44ae8dc5cab1239f69c2/FLAGc04d8905e [2020-10-14 10:10:00,860 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/23d6d3e19/0ff659dea49d44ae8dc5cab1239f69c2 [2020-10-14 10:10:00,868 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-14 10:10:00,870 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-14 10:10:00,871 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-14 10:10:00,871 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-14 10:10:00,875 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-14 10:10:00,876 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 10:10:00" (1/1) ... [2020-10-14 10:10:00,879 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@514b9a26 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:10:00, skipping insertion in model container [2020-10-14 10:10:00,880 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 10:10:00" (1/1) ... [2020-10-14 10:10:00,888 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-14 10:10:00,925 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-14 10:10:01,206 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-14 10:10:01,211 INFO L203 MainTranslator]: Completed pre-run [2020-10-14 10:10:01,245 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-14 10:10:01,263 INFO L208 MainTranslator]: Completed translation [2020-10-14 10:10:01,264 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:10:01 WrapperNode [2020-10-14 10:10:01,264 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-14 10:10:01,265 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-14 10:10:01,265 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-14 10:10:01,265 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-14 10:10:01,363 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:10:01" (1/1) ... [2020-10-14 10:10:01,364 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:10:01" (1/1) ... [2020-10-14 10:10:01,373 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:10:01" (1/1) ... [2020-10-14 10:10:01,374 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:10:01" (1/1) ... [2020-10-14 10:10:01,381 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:10:01" (1/1) ... [2020-10-14 10:10:01,390 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:10:01" (1/1) ... [2020-10-14 10:10:01,393 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:10:01" (1/1) ... [2020-10-14 10:10:01,396 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-14 10:10:01,396 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-14 10:10:01,397 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-14 10:10:01,397 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-14 10:10:01,398 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:10:01" (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 10:10:01,467 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-14 10:10:01,467 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-14 10:10:01,467 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2020-10-14 10:10:01,467 INFO L138 BoogieDeclarations]: Found implementation of procedure is_do_write_p_triggered [2020-10-14 10:10:01,467 INFO L138 BoogieDeclarations]: Found implementation of procedure is_do_read_c_triggered [2020-10-14 10:10:01,467 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify_threads [2020-10-14 10:10:01,468 INFO L138 BoogieDeclarations]: Found implementation of procedure do_write_p [2020-10-14 10:10:01,468 INFO L138 BoogieDeclarations]: Found implementation of procedure do_read_c [2020-10-14 10:10:01,468 INFO L138 BoogieDeclarations]: Found implementation of procedure init_threads [2020-10-14 10:10:01,468 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2020-10-14 10:10:01,468 INFO L138 BoogieDeclarations]: Found implementation of procedure eval [2020-10-14 10:10:01,468 INFO L138 BoogieDeclarations]: Found implementation of procedure stop_simulation [2020-10-14 10:10:01,468 INFO L138 BoogieDeclarations]: Found implementation of procedure start_simulation [2020-10-14 10:10:01,469 INFO L138 BoogieDeclarations]: Found implementation of procedure init_model [2020-10-14 10:10:01,469 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-14 10:10:01,469 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-14 10:10:01,469 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-14 10:10:01,469 INFO L130 BoogieDeclarations]: Found specification of procedure error [2020-10-14 10:10:01,469 INFO L130 BoogieDeclarations]: Found specification of procedure is_do_write_p_triggered [2020-10-14 10:10:01,470 INFO L130 BoogieDeclarations]: Found specification of procedure is_do_read_c_triggered [2020-10-14 10:10:01,470 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify_threads [2020-10-14 10:10:01,470 INFO L130 BoogieDeclarations]: Found specification of procedure do_write_p [2020-10-14 10:10:01,470 INFO L130 BoogieDeclarations]: Found specification of procedure do_read_c [2020-10-14 10:10:01,470 INFO L130 BoogieDeclarations]: Found specification of procedure init_threads [2020-10-14 10:10:01,471 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2020-10-14 10:10:01,471 INFO L130 BoogieDeclarations]: Found specification of procedure eval [2020-10-14 10:10:01,471 INFO L130 BoogieDeclarations]: Found specification of procedure stop_simulation [2020-10-14 10:10:01,471 INFO L130 BoogieDeclarations]: Found specification of procedure start_simulation [2020-10-14 10:10:01,471 INFO L130 BoogieDeclarations]: Found specification of procedure init_model [2020-10-14 10:10:01,471 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-14 10:10:01,471 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-14 10:10:01,472 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-14 10:10:01,857 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-14 10:10:01,858 INFO L295 CfgBuilder]: Removed 4 assume(true) statements. [2020-10-14 10:10:01,863 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 10:10:01 BoogieIcfgContainer [2020-10-14 10:10:01,864 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-14 10:10:01,865 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-14 10:10:01,865 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-14 10:10:01,869 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-14 10:10:01,869 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.10 10:10:00" (1/3) ... [2020-10-14 10:10:01,870 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2244d72c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 10:10:01, skipping insertion in model container [2020-10-14 10:10:01,870 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:10:01" (2/3) ... [2020-10-14 10:10:01,871 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2244d72c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 10:10:01, skipping insertion in model container [2020-10-14 10:10:01,871 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 10:10:01" (3/3) ... [2020-10-14 10:10:01,873 INFO L109 eAbstractionObserver]: Analyzing ICFG pc_sfifo_1.cil-2.c [2020-10-14 10:10:01,884 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-14 10:10:01,893 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-14 10:10:01,920 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-14 10:10:01,959 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-14 10:10:01,959 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-14 10:10:01,959 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-14 10:10:01,960 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-14 10:10:01,960 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-14 10:10:01,960 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-14 10:10:01,960 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-14 10:10:01,961 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-14 10:10:01,985 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states. [2020-10-14 10:10:01,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2020-10-14 10:10:01,997 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 10:10:01,998 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] [2020-10-14 10:10:01,998 INFO L427 AbstractCegarLoop]: === Iteration 1 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 10:10:02,005 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 10:10:02,005 INFO L82 PathProgramCache]: Analyzing trace with hash 800633075, now seen corresponding path program 1 times [2020-10-14 10:10:02,013 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 10:10:02,014 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [278774943] [2020-10-14 10:10:02,014 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 10:10:02,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:10:02,394 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:10:02,559 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:10:02,614 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:10:02,917 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:10:03,090 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:10:03,243 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:10:03,647 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:10:04,229 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:10:07,267 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:10:07,268 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 91 [2020-10-14 10:10:07,268 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-14 10:10:07,269 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-14 10:10:07,273 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:10:07,273 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:10:07,273 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:10:07,274 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 53 [2020-10-14 10:10:07,274 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-14 10:10:07,274 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 5 [2020-10-14 10:10:07,420 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 10:10:07,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:10:07,425 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:10:07,428 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:10:07,429 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 10:10:07,429 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:10:07,429 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 10:10:07,430 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:10:07,430 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:10:07,430 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:10:07,430 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:10:07,431 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:10:07,431 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:10:07,463 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 10:10:07,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:10:07,467 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:10:07,469 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:10:07,470 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 10:10:07,470 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:10:07,470 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 10:10:07,471 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:10:07,471 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:10:07,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:10:07,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:10:07,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:10:07,472 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:10:07,486 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 10:10:07,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:10:07,489 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:10:07,490 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:10:07,490 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 10:10:07,491 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:10:07,491 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:10:07,491 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:10:07,491 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:10:07,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:10:07,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:10:07,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:10:07,493 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:10:07,495 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-14 10:10:07,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:10:07,497 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:10:07,499 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:10:07,499 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 10:10:07,500 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:10:07,500 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 10:10:07,500 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:10:07,500 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:10:07,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:10:07,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:10:07,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:10:07,501 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:10:07,503 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-14 10:10:07,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:10:07,510 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:10:07,521 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:10:07,521 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 30 [2020-10-14 10:10:07,521 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:10:07,522 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-14 10:10:07,522 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:10:07,522 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:10:07,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:10:07,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 18 [2020-10-14 10:10:07,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-14 10:10:07,523 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:10:07,537 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 10:10:07,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:10:07,539 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:10:07,541 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:10:07,541 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:10:07,541 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:10:07,541 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 10:10:07,542 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:10:07,542 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:10:07,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:10:07,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:10:07,543 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:10:07,543 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:10:07,545 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 10:10:07,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:10:07,547 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:10:07,550 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:10:07,551 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:10:07,551 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:10:07,551 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 10:10:07,552 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:10:07,552 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:10:07,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:10:07,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:10:07,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-14 10:10:07,553 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:10:07,572 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 10:10:07,573 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [278774943] [2020-10-14 10:10:07,575 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 10:10:07,576 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-14 10:10:07,577 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2086448515] [2020-10-14 10:10:07,582 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-14 10:10:07,583 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 10:10:07,598 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-14 10:10:07,599 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2020-10-14 10:10:07,601 INFO L87 Difference]: Start difference. First operand 107 states. Second operand 7 states. [2020-10-14 10:10:09,133 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 10:10:09,133 INFO L93 Difference]: Finished difference Result 361 states and 555 transitions. [2020-10-14 10:10:09,134 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-14 10:10:09,135 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 65 [2020-10-14 10:10:09,136 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 10:10:09,152 INFO L225 Difference]: With dead ends: 361 [2020-10-14 10:10:09,152 INFO L226 Difference]: Without dead ends: 255 [2020-10-14 10:10:09,157 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=45, Invalid=111, Unknown=0, NotChecked=0, Total=156 [2020-10-14 10:10:09,177 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 255 states. [2020-10-14 10:10:09,233 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 255 to 181. [2020-10-14 10:10:09,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 181 states. [2020-10-14 10:10:09,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 181 states and 234 transitions. [2020-10-14 10:10:09,238 INFO L78 Accepts]: Start accepts. Automaton has 181 states and 234 transitions. Word has length 65 [2020-10-14 10:10:09,239 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 10:10:09,239 INFO L479 AbstractCegarLoop]: Abstraction has 181 states and 234 transitions. [2020-10-14 10:10:09,239 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-14 10:10:09,240 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 234 transitions. [2020-10-14 10:10:09,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2020-10-14 10:10:09,244 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 10:10:09,244 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] [2020-10-14 10:10:09,244 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-14 10:10:09,245 INFO L427 AbstractCegarLoop]: === Iteration 2 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 10:10:09,245 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 10:10:09,245 INFO L82 PathProgramCache]: Analyzing trace with hash -478691660, now seen corresponding path program 1 times [2020-10-14 10:10:09,245 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 10:10:09,246 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [205344646] [2020-10-14 10:10:09,246 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 10:10:09,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:10:09,275 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:10:09,304 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:10:09,323 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:10:09,461 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:10:09,915 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:10:10,007 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:10:14,223 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:10:14,223 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 91 [2020-10-14 10:10:14,224 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-14 10:10:14,224 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4957 [2020-10-14 10:10:14,225 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:10:14,225 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:10:14,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:10:14,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 40 [2020-10-14 10:10:14,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 10:10:14,227 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:10:14,307 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 10:10:14,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:10:14,311 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:10:14,313 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:10:14,314 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 10:10:14,314 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:10:14,315 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 10:10:14,315 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:10:14,315 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:10:14,316 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:10:14,316 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:10:14,317 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:10:14,317 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:10:14,354 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 10:10:14,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:10:14,357 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:10:14,359 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:10:14,360 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 10:10:14,360 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:10:14,360 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 10:10:14,361 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:10:14,361 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:10:14,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:10:14,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:10:14,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:10:14,363 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:10:14,379 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 10:10:14,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:10:14,381 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:10:14,382 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:10:14,382 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 10:10:14,382 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:10:14,383 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:10:14,383 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:10:14,384 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:10:14,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:10:14,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:10:14,385 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:10:14,385 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:10:14,387 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-14 10:10:14,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:10:14,389 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:10:14,391 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:10:14,391 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 10:10:14,391 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:10:14,391 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 10:10:14,392 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:10:14,392 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:10:14,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:10:14,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:10:14,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-14 10:10:14,393 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:10:14,394 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-14 10:10:14,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:10:14,400 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:10:14,411 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:10:14,443 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:10:14,444 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 30 [2020-10-14 10:10:14,444 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 10:10:14,444 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 45 [2020-10-14 10:10:14,444 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:10:14,445 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:10:14,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:10:14,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 27 [2020-10-14 10:10:14,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:10:14,445 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:10:14,448 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 10:10:14,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:10:14,449 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:10:14,450 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:10:14,451 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:10:14,451 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:10:14,451 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:10:14,451 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:10:14,452 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:10:14,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:10:14,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:10:14,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:10:14,453 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:10:14,454 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 10:10:14,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:10:14,455 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:10:14,457 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:10:14,457 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:10:14,457 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:10:14,457 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:10:14,458 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:10:14,458 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:10:14,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:10:14,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:10:14,459 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:10:14,459 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:10:14,469 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 10:10:14,470 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [205344646] [2020-10-14 10:10:14,470 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 10:10:14,470 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-14 10:10:14,471 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1814411354] [2020-10-14 10:10:14,473 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-14 10:10:14,473 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 10:10:14,474 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-14 10:10:14,474 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-10-14 10:10:14,474 INFO L87 Difference]: Start difference. First operand 181 states and 234 transitions. Second operand 6 states. [2020-10-14 10:10:15,639 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 10:10:15,640 INFO L93 Difference]: Finished difference Result 608 states and 875 transitions. [2020-10-14 10:10:15,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-14 10:10:15,641 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 65 [2020-10-14 10:10:15,641 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 10:10:15,648 INFO L225 Difference]: With dead ends: 608 [2020-10-14 10:10:15,648 INFO L226 Difference]: Without dead ends: 444 [2020-10-14 10:10:15,650 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2020-10-14 10:10:15,652 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 444 states. [2020-10-14 10:10:15,713 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 444 to 348. [2020-10-14 10:10:15,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 348 states. [2020-10-14 10:10:15,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 348 states to 348 states and 472 transitions. [2020-10-14 10:10:15,716 INFO L78 Accepts]: Start accepts. Automaton has 348 states and 472 transitions. Word has length 65 [2020-10-14 10:10:15,716 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 10:10:15,717 INFO L479 AbstractCegarLoop]: Abstraction has 348 states and 472 transitions. [2020-10-14 10:10:15,717 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-14 10:10:15,717 INFO L276 IsEmpty]: Start isEmpty. Operand 348 states and 472 transitions. [2020-10-14 10:10:15,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2020-10-14 10:10:15,721 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 10:10:15,721 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] [2020-10-14 10:10:15,721 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-14 10:10:15,721 INFO L427 AbstractCegarLoop]: === Iteration 3 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 10:10:15,722 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 10:10:15,722 INFO L82 PathProgramCache]: Analyzing trace with hash 258652184, now seen corresponding path program 1 times [2020-10-14 10:10:15,722 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 10:10:15,722 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1891209165] [2020-10-14 10:10:15,723 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 10:10:15,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:10:15,739 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:10:15,750 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:10:15,775 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:10:16,009 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:10:16,102 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:10:18,854 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:10:18,855 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 92 [2020-10-14 10:10:18,855 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-14 10:10:18,855 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3120 [2020-10-14 10:10:18,855 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:10:18,856 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:10:18,856 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:10:18,856 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-14 10:10:18,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-14 10:10:18,857 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:10:18,932 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 10:10:18,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:10:18,935 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:10:18,938 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:10:18,939 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 10:10:18,939 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:10:18,940 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 10:10:18,940 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:10:18,940 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:10:18,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:10:18,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:10:18,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:10:18,941 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:10:18,972 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 10:10:18,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:10:18,975 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:10:18,978 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:10:18,978 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 10:10:18,978 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:10:18,979 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 10:10:18,979 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:10:18,979 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:10:18,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:10:18,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:10:18,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-14 10:10:18,980 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:10:18,992 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 10:10:18,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:10:18,994 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:10:18,997 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:10:18,997 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 10:10:18,997 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:10:18,998 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 10:10:18,998 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:10:18,998 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:10:18,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:10:18,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-14 10:10:18,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 10:10:18,999 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:10:19,008 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-14 10:10:19,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:10:19,010 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:10:19,012 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:10:19,012 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:10:19,012 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:10:19,013 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 10:10:19,013 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:10:19,013 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:10:19,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:10:19,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-14 10:10:19,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:10:19,014 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:10:19,015 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-14 10:10:19,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:10:19,019 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:10:19,022 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:10:19,042 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:10:19,042 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 30 [2020-10-14 10:10:19,042 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 10:10:19,042 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-10-14 10:10:19,043 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:10:19,043 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:10:19,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:10:19,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 27 [2020-10-14 10:10:19,044 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:10:19,044 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:10:19,046 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 10:10:19,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:10:19,048 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:10:19,049 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:10:19,049 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:10:19,050 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:10:19,050 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:10:19,050 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:10:19,050 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:10:19,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:10:19,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:10:19,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:10:19,051 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:10:19,053 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 10:10:19,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:10:19,054 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:10:19,055 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:10:19,056 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:10:19,056 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:10:19,056 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:10:19,056 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:10:19,056 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:10:19,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:10:19,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:10:19,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:10:19,057 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:10:19,064 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 10:10:19,065 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1891209165] [2020-10-14 10:10:19,065 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 10:10:19,065 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-14 10:10:19,066 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1484462619] [2020-10-14 10:10:19,066 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-14 10:10:19,066 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 10:10:19,067 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-14 10:10:19,067 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2020-10-14 10:10:19,067 INFO L87 Difference]: Start difference. First operand 348 states and 472 transitions. Second operand 7 states. [2020-10-14 10:10:19,808 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 10:10:19,808 INFO L93 Difference]: Finished difference Result 770 states and 1081 transitions. [2020-10-14 10:10:19,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-14 10:10:19,809 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 66 [2020-10-14 10:10:19,809 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 10:10:19,815 INFO L225 Difference]: With dead ends: 770 [2020-10-14 10:10:19,815 INFO L226 Difference]: Without dead ends: 439 [2020-10-14 10:10:19,817 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=35, Invalid=75, Unknown=0, NotChecked=0, Total=110 [2020-10-14 10:10:19,818 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 439 states. [2020-10-14 10:10:19,885 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 439 to 345. [2020-10-14 10:10:19,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 345 states. [2020-10-14 10:10:19,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 345 states to 345 states and 467 transitions. [2020-10-14 10:10:19,889 INFO L78 Accepts]: Start accepts. Automaton has 345 states and 467 transitions. Word has length 66 [2020-10-14 10:10:19,891 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 10:10:19,891 INFO L479 AbstractCegarLoop]: Abstraction has 345 states and 467 transitions. [2020-10-14 10:10:19,891 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-14 10:10:19,891 INFO L276 IsEmpty]: Start isEmpty. Operand 345 states and 467 transitions. [2020-10-14 10:10:19,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2020-10-14 10:10:19,901 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 10:10:19,902 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] [2020-10-14 10:10:19,902 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-14 10:10:19,902 INFO L427 AbstractCegarLoop]: === Iteration 4 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 10:10:19,902 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 10:10:19,903 INFO L82 PathProgramCache]: Analyzing trace with hash -1757497946, now seen corresponding path program 1 times [2020-10-14 10:10:19,903 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 10:10:19,903 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [674804712] [2020-10-14 10:10:19,904 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 10:10:19,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:10:19,934 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:10:20,010 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:10:20,077 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:10:20,173 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:10:22,144 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:10:22,144 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 100 [2020-10-14 10:10:22,144 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-14 10:10:22,145 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2222 [2020-10-14 10:10:22,145 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:10:22,145 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:10:22,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 10:10:22,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 86 [2020-10-14 10:10:22,146 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 10:10:22,146 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:10:22,226 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 10:10:22,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:10:22,229 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:10:22,231 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:10:22,231 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 10:10:22,231 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:10:22,232 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 10:10:22,232 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:10:22,232 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:10:22,232 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:10:22,233 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:10:22,233 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:10:22,233 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:10:22,259 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 10:10:22,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:10:22,262 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:10:22,264 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:10:22,265 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 10:10:22,265 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:10:22,265 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 10:10:22,265 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:10:22,266 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:10:22,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:10:22,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:10:22,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:10:22,266 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:10:22,278 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 10:10:22,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:10:22,280 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:10:22,283 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:10:22,284 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 10:10:22,284 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:10:22,284 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 10:10:22,285 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:10:22,285 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:10:22,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:10:22,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:10:22,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:10:22,286 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:10:22,287 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-14 10:10:22,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:10:22,288 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:10:22,289 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:10:22,290 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 10:10:22,290 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:10:22,290 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:10:22,290 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:10:22,291 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:10:22,291 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:10:22,291 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:10:22,291 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:10:22,292 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:10:22,314 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-14 10:10:22,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:10:22,317 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:10:22,319 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:10:22,319 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 10:10:22,319 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:10:22,320 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 10:10:22,320 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:10:22,320 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:10:22,320 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:10:22,321 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:10:22,321 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:10:22,321 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:10:22,323 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-14 10:10:22,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:10:22,329 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:10:22,341 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:10:22,341 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 30 [2020-10-14 10:10:22,342 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:10:22,342 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-14 10:10:22,342 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:10:22,342 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:10:22,343 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 10:10:22,343 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 19 [2020-10-14 10:10:22,343 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 10:10:22,343 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:10:22,385 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 10:10:22,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:10:22,388 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:10:22,395 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:10:22,395 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:10:22,395 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:10:22,395 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-14 10:10:22,396 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:10:22,396 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:10:22,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:10:22,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:10:22,397 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:10:22,397 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:10:22,400 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 10:10:22,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:10:22,402 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:10:22,415 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:10:22,415 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:10:22,415 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:10:22,416 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-14 10:10:22,416 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:10:22,416 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:10:22,416 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 10:10:22,416 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:10:22,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 10:10:22,417 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:10:22,450 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 10:10:22,452 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [674804712] [2020-10-14 10:10:22,452 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 10:10:22,452 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-14 10:10:22,453 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [957996122] [2020-10-14 10:10:22,454 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-14 10:10:22,455 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 10:10:22,455 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-14 10:10:22,456 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2020-10-14 10:10:22,456 INFO L87 Difference]: Start difference. First operand 345 states and 467 transitions. Second operand 10 states. [2020-10-14 10:10:23,428 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 10:10:23,429 INFO L93 Difference]: Finished difference Result 769 states and 1123 transitions. [2020-10-14 10:10:23,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-14 10:10:23,430 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 72 [2020-10-14 10:10:23,431 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 10:10:23,434 INFO L225 Difference]: With dead ends: 769 [2020-10-14 10:10:23,434 INFO L226 Difference]: Without dead ends: 441 [2020-10-14 10:10:23,436 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 30 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=61, Invalid=179, Unknown=0, NotChecked=0, Total=240 [2020-10-14 10:10:23,437 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 441 states. [2020-10-14 10:10:23,477 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 441 to 359. [2020-10-14 10:10:23,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 359 states. [2020-10-14 10:10:23,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 359 states to 359 states and 478 transitions. [2020-10-14 10:10:23,480 INFO L78 Accepts]: Start accepts. Automaton has 359 states and 478 transitions. Word has length 72 [2020-10-14 10:10:23,481 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 10:10:23,481 INFO L479 AbstractCegarLoop]: Abstraction has 359 states and 478 transitions. [2020-10-14 10:10:23,481 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-14 10:10:23,481 INFO L276 IsEmpty]: Start isEmpty. Operand 359 states and 478 transitions. [2020-10-14 10:10:23,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2020-10-14 10:10:23,483 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 10:10:23,483 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] [2020-10-14 10:10:23,483 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-14 10:10:23,483 INFO L427 AbstractCegarLoop]: === Iteration 5 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 10:10:23,483 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 10:10:23,484 INFO L82 PathProgramCache]: Analyzing trace with hash 17509416, now seen corresponding path program 1 times [2020-10-14 10:10:23,484 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 10:10:23,484 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [844010098] [2020-10-14 10:10:23,484 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 10:10:23,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:10:23,506 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:10:23,578 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:10:23,634 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:10:24,263 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:10:24,263 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 100 [2020-10-14 10:10:24,264 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-14 10:10:24,264 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 764 [2020-10-14 10:10:24,264 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:10:24,264 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:10:24,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-14 10:10:24,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 10:10:24,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 91 [2020-10-14 10:10:24,265 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:10:24,332 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 10:10:24,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:10:24,336 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:10:24,341 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:10:24,341 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 10:10:24,341 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:10:24,341 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 10:10:24,342 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:10:24,342 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:10:24,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:10:24,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:10:24,343 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-14 10:10:24,343 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:10:24,372 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 10:10:24,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:10:24,376 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:10:24,379 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:10:24,379 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 10:10:24,379 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:10:24,380 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 10:10:24,380 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:10:24,380 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:10:24,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:10:24,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:10:24,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 10:10:24,381 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:10:24,393 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 10:10:24,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:10:24,396 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:10:24,398 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:10:24,399 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 10:10:24,399 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:10:24,399 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 10:10:24,399 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:10:24,400 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:10:24,400 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:10:24,400 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:10:24,400 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 10:10:24,400 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:10:24,402 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-14 10:10:24,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:10:24,404 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:10:24,406 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:10:24,406 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 10:10:24,407 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:10:24,407 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 10:10:24,407 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:10:24,407 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:10:24,407 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:10:24,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:10:24,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 10:10:24,408 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:10:24,432 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-14 10:10:24,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:10:24,436 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:10:24,442 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:10:24,442 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 10:10:24,442 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:10:24,443 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-14 10:10:24,443 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:10:24,443 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:10:24,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 10:10:24,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-14 10:10:24,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-14 10:10:24,444 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:10:24,458 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-14 10:10:24,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:10:24,463 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:10:24,469 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:10:24,470 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 30 [2020-10-14 10:10:24,470 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:10:24,470 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-14 10:10:24,470 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:10:24,470 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:10:24,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:10:24,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:10:24,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 27 [2020-10-14 10:10:24,471 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:10:24,476 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 10:10:24,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:10:24,478 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:10:24,479 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:10:24,479 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:10:24,480 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:10:24,480 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:10:24,480 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:10:24,481 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:10:24,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:10:24,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:10:24,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:10:24,481 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:10:24,483 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 10:10:24,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:10:24,484 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:10:24,485 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:10:24,485 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:10:24,486 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:10:24,486 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:10:24,486 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:10:24,486 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:10:24,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:10:24,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:10:24,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:10:24,487 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:10:24,496 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 10:10:24,497 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [844010098] [2020-10-14 10:10:24,497 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 10:10:24,497 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-14 10:10:24,498 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1248154339] [2020-10-14 10:10:24,498 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-14 10:10:24,498 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 10:10:24,499 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-14 10:10:24,499 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2020-10-14 10:10:24,499 INFO L87 Difference]: Start difference. First operand 359 states and 478 transitions. Second operand 9 states. [2020-10-14 10:10:25,779 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 10:10:25,779 INFO L93 Difference]: Finished difference Result 862 states and 1276 transitions. [2020-10-14 10:10:25,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-14 10:10:25,785 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 72 [2020-10-14 10:10:25,785 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 10:10:25,793 INFO L225 Difference]: With dead ends: 862 [2020-10-14 10:10:25,793 INFO L226 Difference]: Without dead ends: 859 [2020-10-14 10:10:25,794 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 20 SyntacticMatches, 1 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 37 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=94, Invalid=212, Unknown=0, NotChecked=0, Total=306 [2020-10-14 10:10:25,796 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 859 states. [2020-10-14 10:10:25,929 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 859 to 636. [2020-10-14 10:10:25,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 636 states. [2020-10-14 10:10:25,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 636 states to 636 states and 900 transitions. [2020-10-14 10:10:25,938 INFO L78 Accepts]: Start accepts. Automaton has 636 states and 900 transitions. Word has length 72 [2020-10-14 10:10:25,938 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 10:10:25,939 INFO L479 AbstractCegarLoop]: Abstraction has 636 states and 900 transitions. [2020-10-14 10:10:25,939 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-14 10:10:25,939 INFO L276 IsEmpty]: Start isEmpty. Operand 636 states and 900 transitions. [2020-10-14 10:10:25,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2020-10-14 10:10:25,941 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 10:10:25,941 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] [2020-10-14 10:10:25,942 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-14 10:10:25,942 INFO L427 AbstractCegarLoop]: === Iteration 6 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 10:10:25,942 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 10:10:25,942 INFO L82 PathProgramCache]: Analyzing trace with hash 1978912664, now seen corresponding path program 1 times [2020-10-14 10:10:25,942 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 10:10:25,943 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [258419359] [2020-10-14 10:10:25,943 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 10:10:25,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:10:25,968 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:10:26,023 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:10:26,193 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:10:26,193 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 93 [2020-10-14 10:10:26,193 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 10:10:26,194 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 234 [2020-10-14 10:10:26,194 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:10:26,194 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:10:26,194 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-14 10:10:26,194 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-14 10:10:26,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 52 [2020-10-14 10:10:26,195 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:10:26,252 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 10:10:26,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:10:26,255 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:10:26,257 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:10:26,257 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 10:10:26,257 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:10:26,257 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 10:10:26,258 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:10:26,258 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:10:26,258 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:10:26,258 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:10:26,258 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:10:26,259 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:10:26,288 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 10:10:26,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:10:26,291 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:10:26,294 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:10:26,294 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 10:10:26,294 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:10:26,294 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 10:10:26,294 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:10:26,295 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:10:26,295 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:10:26,295 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:10:26,295 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-14 10:10:26,295 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:10:26,312 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 10:10:26,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:10:26,314 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:10:26,316 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:10:26,316 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 10:10:26,316 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:10:26,316 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 10:10:26,317 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:10:26,317 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:10:26,317 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:10:26,317 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:10:26,318 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 10:10:26,318 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:10:26,321 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-14 10:10:26,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:10:26,323 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:10:26,332 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:10:26,333 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 10:10:26,333 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:10:26,333 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-14 10:10:26,333 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:10:26,333 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:10:26,334 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:10:26,334 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:10:26,334 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 10:10:26,334 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:10:26,336 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-14 10:10:26,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:10:26,343 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:10:26,349 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:10:26,350 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 30 [2020-10-14 10:10:26,350 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:10:26,350 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-14 10:10:26,350 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:10:26,350 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:10:26,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:10:26,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 10:10:26,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-14 10:10:26,351 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:10:26,365 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 10:10:26,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:10:26,368 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:10:26,370 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:10:26,371 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:10:26,371 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:10:26,371 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 10:10:26,372 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:10:26,372 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:10:26,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:10:26,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:10:26,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-14 10:10:26,373 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:10:26,375 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 10:10:26,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:10:26,377 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:10:26,379 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:10:26,379 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:10:26,379 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:10:26,379 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 10:10:26,380 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:10:26,380 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:10:26,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:10:26,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:10:26,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-14 10:10:26,381 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:10:26,389 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 10:10:26,390 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [258419359] [2020-10-14 10:10:26,391 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 10:10:26,391 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-14 10:10:26,391 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [656529101] [2020-10-14 10:10:26,392 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-14 10:10:26,392 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 10:10:26,392 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-14 10:10:26,392 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-10-14 10:10:26,393 INFO L87 Difference]: Start difference. First operand 636 states and 900 transitions. Second operand 8 states. [2020-10-14 10:10:27,599 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 10:10:27,600 INFO L93 Difference]: Finished difference Result 1598 states and 2404 transitions. [2020-10-14 10:10:27,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-14 10:10:27,601 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 67 [2020-10-14 10:10:27,602 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 10:10:27,610 INFO L225 Difference]: With dead ends: 1598 [2020-10-14 10:10:27,610 INFO L226 Difference]: Without dead ends: 979 [2020-10-14 10:10:27,616 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=51, Invalid=131, Unknown=0, NotChecked=0, Total=182 [2020-10-14 10:10:27,618 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 979 states. [2020-10-14 10:10:27,755 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 979 to 826. [2020-10-14 10:10:27,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 826 states. [2020-10-14 10:10:27,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 826 states to 826 states and 1114 transitions. [2020-10-14 10:10:27,764 INFO L78 Accepts]: Start accepts. Automaton has 826 states and 1114 transitions. Word has length 67 [2020-10-14 10:10:27,766 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 10:10:27,766 INFO L479 AbstractCegarLoop]: Abstraction has 826 states and 1114 transitions. [2020-10-14 10:10:27,766 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-14 10:10:27,766 INFO L276 IsEmpty]: Start isEmpty. Operand 826 states and 1114 transitions. [2020-10-14 10:10:27,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2020-10-14 10:10:27,770 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 10:10:27,770 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] [2020-10-14 10:10:27,770 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-14 10:10:27,770 INFO L427 AbstractCegarLoop]: === Iteration 7 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 10:10:27,771 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 10:10:27,771 INFO L82 PathProgramCache]: Analyzing trace with hash -1536073703, now seen corresponding path program 1 times [2020-10-14 10:10:27,772 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 10:10:27,772 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [868703543] [2020-10-14 10:10:27,772 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 10:10:27,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:10:27,794 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:10:27,812 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:10:28,440 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:10:28,440 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 93 [2020-10-14 10:10:28,440 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 10:10:28,440 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 654 [2020-10-14 10:10:28,441 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:10:28,441 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:10:28,441 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 10:10:28,441 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 67 [2020-10-14 10:10:28,441 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 10:10:28,442 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:10:28,493 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 10:10:28,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:10:28,496 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:10:28,499 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:10:28,499 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 10:10:28,499 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:10:28,499 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 10:10:28,499 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:10:28,500 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:10:28,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:10:28,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:10:28,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:10:28,500 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:10:28,523 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 10:10:28,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:10:28,525 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:10:28,527 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:10:28,528 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 10:10:28,528 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:10:28,528 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 10:10:28,529 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:10:28,529 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:10:28,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:10:28,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:10:28,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:10:28,530 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:10:28,541 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 10:10:28,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:10:28,543 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:10:28,544 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:10:28,544 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 10:10:28,545 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:10:28,545 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:10:28,545 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:10:28,545 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:10:28,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:10:28,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:10:28,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:10:28,547 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:10:28,548 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-14 10:10:28,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:10:28,549 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:10:28,550 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:10:28,550 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 10:10:28,550 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:10:28,551 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:10:28,551 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:10:28,551 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:10:28,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:10:28,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:10:28,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:10:28,552 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:10:28,553 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-14 10:10:28,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:10:28,558 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:10:28,569 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:10:28,569 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 30 [2020-10-14 10:10:28,570 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:10:28,570 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-14 10:10:28,570 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:10:28,571 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:10:28,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 10:10:28,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-14 10:10:28,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 10:10:28,572 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:10:28,607 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 10:10:28,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:10:28,609 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:10:28,612 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:10:28,612 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:10:28,612 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:10:28,612 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 10:10:28,613 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:10:28,613 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:10:28,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 10:10:28,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:10:28,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 10:10:28,614 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:10:28,632 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 10:10:28,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:10:28,634 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:10:28,635 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:10:28,635 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:10:28,635 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:10:28,635 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:10:28,636 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:10:28,636 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:10:28,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:10:28,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-14 10:10:28,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:10:28,637 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:10:28,643 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 10:10:28,644 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [868703543] [2020-10-14 10:10:28,644 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 10:10:28,644 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-14 10:10:28,645 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1193542930] [2020-10-14 10:10:28,645 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-14 10:10:28,645 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 10:10:28,646 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-14 10:10:28,646 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-10-14 10:10:28,646 INFO L87 Difference]: Start difference. First operand 826 states and 1114 transitions. Second operand 9 states. [2020-10-14 10:10:29,504 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 10:10:29,505 INFO L93 Difference]: Finished difference Result 1650 states and 2328 transitions. [2020-10-14 10:10:29,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-14 10:10:29,505 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 67 [2020-10-14 10:10:29,506 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 10:10:29,512 INFO L225 Difference]: With dead ends: 1650 [2020-10-14 10:10:29,513 INFO L226 Difference]: Without dead ends: 966 [2020-10-14 10:10:29,517 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=48, Invalid=134, Unknown=0, NotChecked=0, Total=182 [2020-10-14 10:10:29,518 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 966 states. [2020-10-14 10:10:29,593 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 966 to 859. [2020-10-14 10:10:29,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 859 states. [2020-10-14 10:10:29,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 859 states to 859 states and 1146 transitions. [2020-10-14 10:10:29,600 INFO L78 Accepts]: Start accepts. Automaton has 859 states and 1146 transitions. Word has length 67 [2020-10-14 10:10:29,600 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 10:10:29,601 INFO L479 AbstractCegarLoop]: Abstraction has 859 states and 1146 transitions. [2020-10-14 10:10:29,601 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-14 10:10:29,601 INFO L276 IsEmpty]: Start isEmpty. Operand 859 states and 1146 transitions. [2020-10-14 10:10:29,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2020-10-14 10:10:29,602 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 10:10:29,603 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] [2020-10-14 10:10:29,603 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-14 10:10:29,603 INFO L427 AbstractCegarLoop]: === Iteration 8 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 10:10:29,603 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 10:10:29,603 INFO L82 PathProgramCache]: Analyzing trace with hash 1170545691, now seen corresponding path program 1 times [2020-10-14 10:10:29,604 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 10:10:29,604 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [977428147] [2020-10-14 10:10:29,604 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 10:10:29,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:10:29,627 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:10:29,751 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:10:29,751 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 93 [2020-10-14 10:10:29,751 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:10:29,752 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 132 [2020-10-14 10:10:29,752 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:10:29,752 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:10:29,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-14 10:10:29,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-14 10:10:29,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 42 [2020-10-14 10:10:29,753 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:10:29,828 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 10:10:29,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:10:29,830 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:10:29,833 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:10:29,833 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 10:10:29,834 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:10:29,834 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 10:10:29,834 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:10:29,834 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:10:29,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:10:29,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:10:29,835 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:10:29,835 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:10:29,856 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 10:10:29,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:10:29,860 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:10:29,863 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:10:29,864 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 10:10:29,864 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:10:29,864 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 10:10:29,865 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:10:29,865 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:10:29,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:10:29,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:10:29,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-14 10:10:29,866 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:10:29,877 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 10:10:29,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:10:29,880 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:10:29,883 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:10:29,883 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 10:10:29,883 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:10:29,884 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 10:10:29,884 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:10:29,884 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:10:29,884 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:10:29,884 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:10:29,884 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 10:10:29,885 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:10:29,886 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-14 10:10:29,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:10:29,888 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:10:29,893 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:10:29,893 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 10:10:29,893 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:10:29,893 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 10:10:29,894 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:10:29,894 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:10:29,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:10:29,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:10:29,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 10:10:29,894 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:10:29,896 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-14 10:10:29,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:10:29,901 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:10:29,904 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:10:29,904 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 30 [2020-10-14 10:10:29,904 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:10:29,905 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 10:10:29,905 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:10:29,905 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:10:29,905 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:10:29,905 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 27 [2020-10-14 10:10:29,905 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:10:29,906 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:10:29,909 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 10:10:29,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:10:29,910 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:10:29,911 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:10:29,911 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:10:29,911 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:10:29,912 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:10:29,912 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:10:29,912 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:10:29,912 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:10:29,912 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:10:29,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:10:29,913 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:10:29,914 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 10:10:29,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:10:29,915 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:10:29,916 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:10:29,916 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:10:29,916 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:10:29,916 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:10:29,917 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:10:29,917 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:10:29,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:10:29,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:10:29,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:10:29,918 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:10:29,926 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 10:10:29,926 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [977428147] [2020-10-14 10:10:29,927 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 10:10:29,927 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-14 10:10:29,927 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [454329989] [2020-10-14 10:10:29,927 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-14 10:10:29,928 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 10:10:29,928 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-14 10:10:29,928 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-10-14 10:10:29,929 INFO L87 Difference]: Start difference. First operand 859 states and 1146 transitions. Second operand 6 states. [2020-10-14 10:10:30,683 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 10:10:30,684 INFO L93 Difference]: Finished difference Result 1703 states and 2397 transitions. [2020-10-14 10:10:30,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-14 10:10:30,684 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 67 [2020-10-14 10:10:30,685 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 10:10:30,691 INFO L225 Difference]: With dead ends: 1703 [2020-10-14 10:10:30,691 INFO L226 Difference]: Without dead ends: 925 [2020-10-14 10:10:30,696 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 17 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2020-10-14 10:10:30,697 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 925 states. [2020-10-14 10:10:30,761 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 925 to 823. [2020-10-14 10:10:30,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 823 states. [2020-10-14 10:10:30,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 823 states to 823 states and 1123 transitions. [2020-10-14 10:10:30,766 INFO L78 Accepts]: Start accepts. Automaton has 823 states and 1123 transitions. Word has length 67 [2020-10-14 10:10:30,767 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 10:10:30,767 INFO L479 AbstractCegarLoop]: Abstraction has 823 states and 1123 transitions. [2020-10-14 10:10:30,767 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-14 10:10:30,767 INFO L276 IsEmpty]: Start isEmpty. Operand 823 states and 1123 transitions. [2020-10-14 10:10:30,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2020-10-14 10:10:30,768 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 10:10:30,769 INFO L422 BasicCegarLoop]: trace histogram [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 10:10:30,769 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-14 10:10:30,769 INFO L427 AbstractCegarLoop]: === Iteration 9 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 10:10:30,769 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 10:10:30,769 INFO L82 PathProgramCache]: Analyzing trace with hash -1338277302, now seen corresponding path program 1 times [2020-10-14 10:10:30,770 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 10:10:30,770 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [100746257] [2020-10-14 10:10:30,770 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 10:10:30,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:10:30,793 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:10:30,810 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:10:31,105 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:10:31,105 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 117 [2020-10-14 10:10:31,106 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 10:10:31,106 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 320 [2020-10-14 10:10:31,106 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:10:31,107 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:10:31,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:10:31,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 56 [2020-10-14 10:10:31,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-14 10:10:31,109 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:10:31,171 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 10:10:31,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:10:31,173 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:10:31,175 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:10:31,175 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 10:10:31,175 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:10:31,176 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 10:10:31,176 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:10:31,176 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:10:31,176 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:10:31,176 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:10:31,177 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:10:31,177 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:10:31,210 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 10:10:31,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:10:31,212 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:10:31,213 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:10:31,214 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 10:10:31,214 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:10:31,214 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:10:31,214 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:10:31,214 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:10:31,215 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:10:31,215 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:10:31,215 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:10:31,215 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:10:31,231 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 10:10:31,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:10:31,233 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:10:31,234 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:10:31,234 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 10:10:31,235 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:10:31,235 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:10:31,235 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:10:31,236 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:10:31,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:10:31,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:10:31,237 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:10:31,237 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:10:31,238 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-14 10:10:31,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:10:31,240 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:10:31,242 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:10:31,242 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 10:10:31,243 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:10:31,243 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 10:10:31,243 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:10:31,244 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:10:31,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:10:31,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:10:31,245 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:10:31,245 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:10:31,275 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2020-10-14 10:10:31,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:10:31,278 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:10:31,283 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:10:31,283 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:10:31,284 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:10:31,284 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 10:10:31,284 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:10:31,285 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:10:31,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:10:31,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:10:31,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 10:10:31,286 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:10:31,291 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-10-14 10:10:31,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:10:31,293 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:10:31,294 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:10:31,295 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 10:10:31,295 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:10:31,295 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 10:10:31,295 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:10:31,295 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:10:31,296 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:10:31,296 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:10:31,296 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 10:10:31,296 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:10:31,300 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2020-10-14 10:10:31,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:10:31,305 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:10:31,309 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:10:31,309 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 30 [2020-10-14 10:10:31,310 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:10:31,310 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 10:10:31,310 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:10:31,311 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:10:31,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:10:31,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 27 [2020-10-14 10:10:31,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:10:31,312 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:10:31,314 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 10:10:31,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:10:31,317 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:10:31,318 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:10:31,318 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:10:31,319 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:10:31,319 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:10:31,319 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:10:31,320 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:10:31,320 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:10:31,320 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:10:31,320 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:10:31,321 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:10:31,322 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 10:10:31,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:10:31,325 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:10:31,327 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:10:31,327 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:10:31,327 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:10:31,328 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:10:31,328 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:10:31,328 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:10:31,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:10:31,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:10:31,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:10:31,330 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:10:31,341 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-10-14 10:10:31,348 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [100746257] [2020-10-14 10:10:31,349 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 10:10:31,349 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-14 10:10:31,349 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [209289508] [2020-10-14 10:10:31,350 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-14 10:10:31,350 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 10:10:31,351 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-14 10:10:31,353 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2020-10-14 10:10:31,353 INFO L87 Difference]: Start difference. First operand 823 states and 1123 transitions. Second operand 7 states. [2020-10-14 10:10:32,182 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 10:10:32,182 INFO L93 Difference]: Finished difference Result 1957 states and 2806 transitions. [2020-10-14 10:10:32,183 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-14 10:10:32,183 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 87 [2020-10-14 10:10:32,183 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 10:10:32,190 INFO L225 Difference]: With dead ends: 1957 [2020-10-14 10:10:32,191 INFO L226 Difference]: Without dead ends: 967 [2020-10-14 10:10:32,198 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=32, Invalid=58, Unknown=0, NotChecked=0, Total=90 [2020-10-14 10:10:32,199 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 967 states. [2020-10-14 10:10:32,270 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 967 to 836. [2020-10-14 10:10:32,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 836 states. [2020-10-14 10:10:32,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 836 states to 836 states and 1099 transitions. [2020-10-14 10:10:32,275 INFO L78 Accepts]: Start accepts. Automaton has 836 states and 1099 transitions. Word has length 87 [2020-10-14 10:10:32,276 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 10:10:32,276 INFO L479 AbstractCegarLoop]: Abstraction has 836 states and 1099 transitions. [2020-10-14 10:10:32,276 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-14 10:10:32,276 INFO L276 IsEmpty]: Start isEmpty. Operand 836 states and 1099 transitions. [2020-10-14 10:10:32,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2020-10-14 10:10:32,278 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 10:10:32,278 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] [2020-10-14 10:10:32,279 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-14 10:10:32,279 INFO L427 AbstractCegarLoop]: === Iteration 10 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 10:10:32,279 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 10:10:32,279 INFO L82 PathProgramCache]: Analyzing trace with hash 1396688396, now seen corresponding path program 1 times [2020-10-14 10:10:32,279 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 10:10:32,280 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1522298406] [2020-10-14 10:10:32,280 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 10:10:32,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:10:32,308 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:10:32,528 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:10:32,528 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 133 [2020-10-14 10:10:32,529 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:10:32,529 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 231 [2020-10-14 10:10:32,529 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:10:32,529 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:10:32,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-14 10:10:32,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-14 10:10:32,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 114 [2020-10-14 10:10:32,530 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:10:32,650 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 10:10:32,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:10:32,654 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:10:32,657 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:10:32,657 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 10:10:32,658 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:10:32,658 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 10:10:32,658 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:10:32,659 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:10:32,659 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:10:32,659 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:10:32,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:10:32,660 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:10:32,692 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 10:10:32,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:10:32,696 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:10:32,699 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:10:32,700 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 10:10:32,700 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:10:32,700 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 10:10:32,701 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:10:32,701 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:10:32,701 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:10:32,702 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:10:32,702 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-14 10:10:32,702 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:10:32,719 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 10:10:32,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:10:32,722 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:10:32,744 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:10:32,744 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 10:10:32,744 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:10:32,744 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-14 10:10:32,745 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:10:32,745 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:10:32,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:10:32,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:10:32,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 10:10:32,745 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:10:32,748 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-14 10:10:32,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:10:32,750 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:10:32,752 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:10:32,752 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 10:10:32,752 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:10:32,752 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 10:10:32,752 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:10:32,753 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:10:32,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:10:32,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:10:32,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 10:10:32,753 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:10:32,787 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-14 10:10:32,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:10:32,800 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:10:32,830 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:10:32,831 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 42 [2020-10-14 10:10:32,831 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:10:32,831 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 35 [2020-10-14 10:10:32,832 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:10:32,832 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:10:32,832 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 10:10:32,832 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-14 10:10:32,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 42 [2020-10-14 10:10:32,833 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:10:32,874 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-14 10:10:32,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:10:32,881 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:10:32,888 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:10:32,889 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 30 [2020-10-14 10:10:32,889 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:10:32,889 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-14 10:10:32,890 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:10:32,890 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:10:32,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:10:32,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:10:32,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 27 [2020-10-14 10:10:32,891 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:10:32,893 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 10:10:32,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:10:32,894 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:10:32,900 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:10:32,901 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:10:32,901 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:10:32,901 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-14 10:10:32,902 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:10:32,902 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:10:32,902 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:10:32,903 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:10:32,903 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:10:32,903 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:10:32,905 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 10:10:32,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:10:32,907 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:10:32,909 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:10:32,909 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:10:32,909 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:10:32,910 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:10:32,910 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:10:32,910 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:10:32,911 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:10:32,911 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:10:32,911 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:10:32,912 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:10:32,916 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2020-10-14 10:10:32,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:10:32,927 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:10:32,934 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:10:32,934 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 30 [2020-10-14 10:10:32,934 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:10:32,934 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-14 10:10:32,935 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:10:32,935 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:10:32,935 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:10:32,935 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:10:32,935 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 27 [2020-10-14 10:10:32,936 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:10:32,938 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 10:10:32,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:10:32,939 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:10:32,940 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:10:32,941 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:10:32,941 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:10:32,941 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:10:32,941 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:10:32,941 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:10:32,942 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:10:32,942 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:10:32,942 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:10:32,942 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:10:32,944 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 10:10:32,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:10:32,945 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:10:32,946 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:10:32,947 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:10:32,947 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:10:32,947 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:10:32,947 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:10:32,947 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:10:32,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:10:32,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:10:32,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:10:32,948 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:10:32,967 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2020-10-14 10:10:32,968 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1522298406] [2020-10-14 10:10:32,968 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 10:10:32,968 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2020-10-14 10:10:32,968 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1678329021] [2020-10-14 10:10:32,969 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-14 10:10:32,969 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 10:10:32,969 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-14 10:10:32,970 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=66, Unknown=0, NotChecked=0, Total=90 [2020-10-14 10:10:32,970 INFO L87 Difference]: Start difference. First operand 836 states and 1099 transitions. Second operand 10 states. [2020-10-14 10:10:35,316 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 10:10:35,316 INFO L93 Difference]: Finished difference Result 1889 states and 3181 transitions. [2020-10-14 10:10:35,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2020-10-14 10:10:35,317 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 99 [2020-10-14 10:10:35,317 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 10:10:35,334 INFO L225 Difference]: With dead ends: 1889 [2020-10-14 10:10:35,334 INFO L226 Difference]: Without dead ends: 1886 [2020-10-14 10:10:35,335 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 24 SyntacticMatches, 3 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 89 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=105, Invalid=401, Unknown=0, NotChecked=0, Total=506 [2020-10-14 10:10:35,338 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1886 states. [2020-10-14 10:10:35,499 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1886 to 1699. [2020-10-14 10:10:35,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1699 states. [2020-10-14 10:10:35,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1699 states to 1699 states and 2648 transitions. [2020-10-14 10:10:35,510 INFO L78 Accepts]: Start accepts. Automaton has 1699 states and 2648 transitions. Word has length 99 [2020-10-14 10:10:35,510 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 10:10:35,511 INFO L479 AbstractCegarLoop]: Abstraction has 1699 states and 2648 transitions. [2020-10-14 10:10:35,511 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-14 10:10:35,511 INFO L276 IsEmpty]: Start isEmpty. Operand 1699 states and 2648 transitions. [2020-10-14 10:10:35,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2020-10-14 10:10:35,516 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 10:10:35,516 INFO L422 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 10:10:35,517 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-10-14 10:10:35,517 INFO L427 AbstractCegarLoop]: === Iteration 11 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 10:10:35,517 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 10:10:35,517 INFO L82 PathProgramCache]: Analyzing trace with hash 83738947, now seen corresponding path program 2 times [2020-10-14 10:10:35,517 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 10:10:35,518 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1814209756] [2020-10-14 10:10:35,518 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 10:10:35,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:10:35,545 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:10:35,597 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:10:35,598 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 165 [2020-10-14 10:10:35,598 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:10:35,598 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 61 [2020-10-14 10:10:35,598 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:10:35,598 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:10:35,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:10:35,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 54 [2020-10-14 10:10:35,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 32 [2020-10-14 10:10:35,599 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:10:35,642 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 10:10:35,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:10:35,645 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:10:35,647 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:10:35,647 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 10:10:35,647 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:10:35,648 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 10:10:35,648 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:10:35,648 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:10:35,648 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:10:35,648 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:10:35,649 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:10:35,649 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:10:35,667 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 10:10:35,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:10:35,670 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:10:35,672 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:10:35,672 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 10:10:35,672 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:10:35,672 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 10:10:35,672 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:10:35,673 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:10:35,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:10:35,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:10:35,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:10:35,673 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:10:35,683 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 10:10:35,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:10:35,685 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:10:35,686 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:10:35,686 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 10:10:35,686 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:10:35,686 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:10:35,686 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:10:35,687 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:10:35,687 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:10:35,687 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:10:35,687 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:10:35,687 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:10:35,688 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-14 10:10:35,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:10:35,689 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:10:35,690 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:10:35,690 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 10:10:35,691 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:10:35,691 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:10:35,691 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:10:35,691 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:10:35,691 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:10:35,692 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:10:35,692 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:10:35,692 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:10:35,739 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-14 10:10:35,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:10:35,753 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:10:35,773 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:10:35,774 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 74 [2020-10-14 10:10:35,774 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:10:35,774 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-10-14 10:10:35,774 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:10:35,774 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:10:35,775 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:10:35,775 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 10:10:35,775 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 32 [2020-10-14 10:10:35,775 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:10:35,791 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-14 10:10:35,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:10:35,796 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:10:35,802 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:10:35,803 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 30 [2020-10-14 10:10:35,803 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:10:35,803 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-14 10:10:35,803 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:10:35,804 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:10:35,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:10:35,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:10:35,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 27 [2020-10-14 10:10:35,804 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:10:35,807 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 10:10:35,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:10:35,808 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:10:35,809 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:10:35,809 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:10:35,809 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:10:35,809 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:10:35,810 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:10:35,810 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:10:35,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:10:35,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:10:35,811 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:10:35,811 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:10:35,812 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 10:10:35,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:10:35,813 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:10:35,814 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:10:35,814 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:10:35,815 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:10:35,815 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:10:35,815 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:10:35,815 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:10:35,816 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:10:35,816 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:10:35,816 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:10:35,816 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:10:35,818 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-14 10:10:35,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:10:35,821 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:10:35,824 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:10:35,824 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 30 [2020-10-14 10:10:35,825 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:10:35,825 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 10:10:35,825 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:10:35,825 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:10:35,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:10:35,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 27 [2020-10-14 10:10:35,827 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:10:35,827 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:10:35,830 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 10:10:35,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:10:35,831 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:10:35,832 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:10:35,833 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:10:35,833 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:10:35,833 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:10:35,834 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:10:35,834 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:10:35,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:10:35,835 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:10:35,835 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:10:35,835 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:10:35,837 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 10:10:35,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:10:35,838 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:10:35,840 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:10:35,840 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:10:35,841 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:10:35,841 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:10:35,841 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:10:35,842 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:10:35,842 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:10:35,842 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:10:35,842 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:10:35,843 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:10:35,849 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2020-10-14 10:10:35,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:10:35,855 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:10:35,858 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:10:35,859 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 30 [2020-10-14 10:10:35,859 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:10:35,859 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 10:10:35,859 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:10:35,860 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:10:35,860 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:10:35,860 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 27 [2020-10-14 10:10:35,860 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:10:35,860 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:10:35,863 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 10:10:35,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:10:35,864 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:10:35,866 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:10:35,866 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:10:35,867 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:10:35,867 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 10:10:35,867 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:10:35,868 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:10:35,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:10:35,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:10:35,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:10:35,869 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:10:35,871 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 10:10:35,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:10:35,872 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:10:35,874 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:10:35,874 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:10:35,874 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:10:35,875 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:10:35,875 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:10:35,875 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:10:35,876 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:10:35,876 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:10:35,876 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:10:35,877 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:10:35,901 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2020-10-14 10:10:35,902 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1814209756] [2020-10-14 10:10:35,902 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 10:10:35,903 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-14 10:10:35,903 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1195856968] [2020-10-14 10:10:35,904 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-14 10:10:35,904 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 10:10:35,905 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-14 10:10:35,905 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2020-10-14 10:10:35,905 INFO L87 Difference]: Start difference. First operand 1699 states and 2648 transitions. Second operand 7 states. [2020-10-14 10:10:36,776 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 10:10:36,777 INFO L93 Difference]: Finished difference Result 2815 states and 4584 transitions. [2020-10-14 10:10:36,777 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-14 10:10:36,777 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 125 [2020-10-14 10:10:36,778 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 10:10:36,789 INFO L225 Difference]: With dead ends: 2815 [2020-10-14 10:10:36,790 INFO L226 Difference]: Without dead ends: 1436 [2020-10-14 10:10:36,803 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=32, Invalid=58, Unknown=0, NotChecked=0, Total=90 [2020-10-14 10:10:36,805 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1436 states. [2020-10-14 10:10:36,934 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1436 to 1352. [2020-10-14 10:10:36,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1352 states. [2020-10-14 10:10:36,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1352 states to 1352 states and 1944 transitions. [2020-10-14 10:10:36,991 INFO L78 Accepts]: Start accepts. Automaton has 1352 states and 1944 transitions. Word has length 125 [2020-10-14 10:10:36,992 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 10:10:36,992 INFO L479 AbstractCegarLoop]: Abstraction has 1352 states and 1944 transitions. [2020-10-14 10:10:36,992 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-14 10:10:36,992 INFO L276 IsEmpty]: Start isEmpty. Operand 1352 states and 1944 transitions. [2020-10-14 10:10:36,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2020-10-14 10:10:37,000 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 10:10:37,000 INFO L422 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 10:10:37,001 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-10-14 10:10:37,001 INFO L427 AbstractCegarLoop]: === Iteration 12 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 10:10:37,001 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 10:10:37,001 INFO L82 PathProgramCache]: Analyzing trace with hash 1218823465, now seen corresponding path program 1 times [2020-10-14 10:10:37,002 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 10:10:37,002 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [596653241] [2020-10-14 10:10:37,003 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 10:10:37,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:10:37,059 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:10:37,087 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:10:37,118 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:10:37,224 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:10:38,991 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:10:42,036 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:10:42,036 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 186 [2020-10-14 10:10:42,036 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-14 10:10:42,037 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-14 10:10:42,037 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:10:42,037 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:10:42,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:10:42,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 85 [2020-10-14 10:10:42,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 16 [2020-10-14 10:10:42,038 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:10:42,094 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 10:10:42,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:10:42,097 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:10:42,100 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:10:42,100 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 10:10:42,101 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:10:42,101 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 10:10:42,101 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:10:42,102 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:10:42,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:10:42,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:10:42,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:10:42,103 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:10:42,134 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 10:10:42,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:10:42,136 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:10:42,138 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:10:42,138 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 10:10:42,139 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:10:42,139 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 10:10:42,139 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:10:42,139 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:10:42,140 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:10:42,140 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:10:42,140 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:10:42,148 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 9 [2020-10-14 10:10:42,166 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 10:10:42,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:10:42,168 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:10:42,169 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:10:42,169 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 10:10:42,169 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:10:42,169 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:10:42,170 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:10:42,170 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:10:42,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:10:42,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:10:42,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:10:42,171 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:10:42,174 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-14 10:10:42,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:10:42,176 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:10:42,177 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:10:42,177 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 10:10:42,178 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:10:42,178 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:10:42,178 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:10:42,178 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:10:42,179 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:10:42,179 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:10:42,179 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:10:42,179 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:10:42,208 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-14 10:10:42,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:10:42,215 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:10:42,227 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:10:42,227 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 42 [2020-10-14 10:10:42,227 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:10:42,228 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-14 10:10:42,228 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:10:42,228 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:10:42,229 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:10:42,229 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:10:42,229 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 36 [2020-10-14 10:10:42,229 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:10:42,233 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-14 10:10:42,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:10:42,236 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:10:42,238 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:10:42,238 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 30 [2020-10-14 10:10:42,239 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:10:42,239 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 10:10:42,239 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:10:42,239 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:10:42,239 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:10:42,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:10:42,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:10:42,240 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:10:42,241 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 10:10:42,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:10:42,243 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:10:42,244 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:10:42,244 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:10:42,244 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:10:42,244 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:10:42,244 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:10:42,245 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:10:42,245 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:10:42,245 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:10:42,245 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:10:42,245 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:10:42,247 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 10:10:42,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:10:42,248 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:10:42,249 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:10:42,249 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:10:42,249 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:10:42,249 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:10:42,250 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:10:42,250 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:10:42,250 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:10:42,250 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:10:42,250 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:10:42,251 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:10:42,252 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2020-10-14 10:10:42,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:10:42,254 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:10:42,255 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:10:42,258 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:10:42,259 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 10:10:42,259 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 10:10:42,259 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 10:10:42,259 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:10:42,260 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:10:42,260 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:10:42,260 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:10:42,260 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 10:10:42,260 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:10:42,265 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2020-10-14 10:10:42,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:10:42,269 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:10:42,276 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:10:42,277 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 41 [2020-10-14 10:10:42,277 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:10:42,277 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-14 10:10:42,277 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:10:42,277 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:10:42,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:10:42,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 38 [2020-10-14 10:10:42,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:10:42,278 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:10:42,281 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 10:10:42,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:10:42,283 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:10:42,288 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:10:42,288 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 30 [2020-10-14 10:10:42,288 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:10:42,289 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 10:10:42,289 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:10:42,289 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:10:42,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:10:42,290 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:10:42,290 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:10:42,290 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:10:42,293 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 10:10:42,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:10:42,295 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:10:42,296 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:10:42,296 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:10:42,296 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:10:42,297 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 10:10:42,297 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:10:42,297 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:10:42,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:10:42,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:10:42,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:10:42,298 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:10:42,299 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 10:10:42,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:10:42,301 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:10:42,302 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:10:42,303 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:10:42,303 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:10:42,303 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:10:42,303 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:10:42,304 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:10:42,304 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:10:42,305 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:10:42,305 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:10:42,305 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:10:42,307 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2020-10-14 10:10:42,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:10:42,311 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:10:42,314 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:10:42,314 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 30 [2020-10-14 10:10:42,314 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:10:42,315 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 10:10:42,315 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:10:42,315 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:10:42,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:10:42,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 27 [2020-10-14 10:10:42,316 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:10:42,316 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:10:42,318 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 10:10:42,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:10:42,319 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:10:42,320 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:10:42,320 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:10:42,320 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:10:42,320 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:10:42,320 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:10:42,321 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:10:42,321 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:10:42,321 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:10:42,321 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:10:42,321 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:10:42,322 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 10:10:42,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:10:42,323 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:10:42,324 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:10:42,324 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:10:42,325 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:10:42,325 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:10:42,325 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:10:42,325 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:10:42,325 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:10:42,325 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:10:42,326 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:10:42,326 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:10:42,350 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 8 proven. 2 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2020-10-14 10:10:42,351 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [596653241] [2020-10-14 10:10:42,351 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 10:10:42,351 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2020-10-14 10:10:42,351 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1940644719] [2020-10-14 10:10:42,352 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-14 10:10:42,352 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 10:10:42,352 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-14 10:10:42,352 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2020-10-14 10:10:42,352 INFO L87 Difference]: Start difference. First operand 1352 states and 1944 transitions. Second operand 7 states. [2020-10-14 10:10:43,039 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 10:10:43,040 INFO L93 Difference]: Finished difference Result 1685 states and 2447 transitions. [2020-10-14 10:10:43,041 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-14 10:10:43,041 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 142 [2020-10-14 10:10:43,042 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 10:10:43,042 INFO L225 Difference]: With dead ends: 1685 [2020-10-14 10:10:43,043 INFO L226 Difference]: Without dead ends: 0 [2020-10-14 10:10:43,052 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 33 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=32, Invalid=58, Unknown=0, NotChecked=0, Total=90 [2020-10-14 10:10:43,052 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-14 10:10:43,052 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-14 10:10:43,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-14 10:10:43,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-14 10:10:43,053 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 142 [2020-10-14 10:10:43,053 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 10:10:43,053 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-14 10:10:43,053 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-14 10:10:43,053 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-14 10:10:43,053 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-14 10:10:43,054 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-10-14 10:10:43,056 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-14 10:10:43,832 WARN L193 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 70 [2020-10-14 10:10:44,114 WARN L193 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 82 [2020-10-14 10:10:46,360 WARN L193 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 138 [2020-10-14 10:10:46,566 WARN L193 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 141 [2020-10-14 10:10:46,748 WARN L193 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 138 [2020-10-14 10:10:47,018 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 141 [2020-10-14 10:10:48,810 WARN L193 SmtUtils]: Spent 569.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 80 [2020-10-14 10:10:49,471 WARN L193 SmtUtils]: Spent 576.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 80 [2020-10-14 10:10:49,671 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 68 [2020-10-14 10:10:49,790 WARN L193 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 64 [2020-10-14 10:10:50,490 WARN L193 SmtUtils]: Spent 695.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 67 [2020-10-14 10:10:51,372 WARN L193 SmtUtils]: Spent 811.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 68 [2020-10-14 10:10:51,834 WARN L193 SmtUtils]: Spent 458.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 61 [2020-10-14 10:10:52,732 WARN L193 SmtUtils]: Spent 893.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 75 [2020-10-14 10:10:53,070 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 37 [2020-10-14 10:10:53,651 WARN L193 SmtUtils]: Spent 579.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 80 [2020-10-14 10:10:53,767 WARN L193 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 62 [2020-10-14 10:10:53,900 WARN L193 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 64 [2020-10-14 10:10:55,976 WARN L193 SmtUtils]: Spent 2.07 s on a formula simplification. DAG size of input: 143 DAG size of output: 121 [2020-10-14 10:10:56,418 WARN L193 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 61 [2020-10-14 10:10:56,753 WARN L193 SmtUtils]: Spent 332.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 61 [2020-10-14 10:10:58,924 WARN L193 SmtUtils]: Spent 2.04 s on a formula simplification. DAG size of input: 143 DAG size of output: 121 [2020-10-14 10:11:00,487 WARN L193 SmtUtils]: Spent 1.45 s on a formula simplification. DAG size of input: 126 DAG size of output: 103 [2020-10-14 10:11:01,369 WARN L193 SmtUtils]: Spent 878.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 87 [2020-10-14 10:11:02,033 WARN L193 SmtUtils]: Spent 659.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 96 [2020-10-14 10:11:03,803 WARN L193 SmtUtils]: Spent 1.66 s on a formula simplification. DAG size of input: 197 DAG size of output: 89 [2020-10-14 10:11:05,996 WARN L193 SmtUtils]: Spent 2.12 s on a formula simplification. DAG size of input: 143 DAG size of output: 121 [2020-10-14 10:11:06,258 WARN L193 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 65 [2020-10-14 10:11:06,886 WARN L193 SmtUtils]: Spent 434.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 71 [2020-10-14 10:11:07,078 WARN L193 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 62 [2020-10-14 10:11:07,514 WARN L193 SmtUtils]: Spent 432.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 54 [2020-10-14 10:11:09,044 WARN L193 SmtUtils]: Spent 1.52 s on a formula simplification. DAG size of input: 159 DAG size of output: 101 [2020-10-14 10:11:09,528 WARN L193 SmtUtils]: Spent 480.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 61 [2020-10-14 10:11:10,684 WARN L193 SmtUtils]: Spent 1.15 s on a formula simplification. DAG size of input: 153 DAG size of output: 78 [2020-10-14 10:11:10,689 INFO L268 CegarLoopResult]: For program point exists_runnable_threadEXIT(lines 210 229) no Hoare annotation was computed. [2020-10-14 10:11:10,690 INFO L268 CegarLoopResult]: For program point L218(lines 218 223) no Hoare annotation was computed. [2020-10-14 10:11:10,690 INFO L268 CegarLoopResult]: For program point L214(lines 214 224) no Hoare annotation was computed. [2020-10-14 10:11:10,690 INFO L271 CegarLoopResult]: At program point exists_runnable_threadENTRY(lines 210 229) the Hoare annotation is: true [2020-10-14 10:11:10,690 INFO L271 CegarLoopResult]: At program point L226(lines 213 228) the Hoare annotation is: true [2020-10-14 10:11:10,690 INFO L268 CegarLoopResult]: For program point exists_runnable_threadFINAL(lines 210 229) no Hoare annotation was computed. [2020-10-14 10:11:10,690 INFO L268 CegarLoopResult]: For program point init_threadsEXIT(lines 192 209) no Hoare annotation was computed. [2020-10-14 10:11:10,690 INFO L268 CegarLoopResult]: For program point L201-1(lines 192 209) no Hoare annotation was computed. [2020-10-14 10:11:10,691 INFO L264 CegarLoopResult]: At program point init_threadsENTRY(lines 192 209) the Hoare annotation is: (or (and (= ~c_dr_st~0 |old(~c_dr_st~0)|) (= |old(~p_dw_st~0)| ~p_dw_st~0)) (not (= ~c_num_read~0 ~p_num_write~0)) (not (<= ~q_free~0 1)) (not (= ~p_dw_i~0 1)) (not (<= ~p_dw_pc~0 0)) (not (<= 1 ~q_free~0)) (not (<= ~c_dr_pc~0 0)) (not (= ~p_last_write~0 ~q_buf_0~0)) (not (= |old(~p_dw_st~0)| 0)) (not (= ~c_last_read~0 ~p_last_write~0))) [2020-10-14 10:11:10,691 INFO L268 CegarLoopResult]: For program point L196-1(lines 195 208) no Hoare annotation was computed. [2020-10-14 10:11:10,691 INFO L264 CegarLoopResult]: At program point L354-1(line 354) the Hoare annotation is: (or (not (= |old(~c_num_read~0)| |old(~p_num_write~0)|)) (not (<= |old(~c_dr_pc~0)| 0)) (not (<= |old(~p_dw_pc~0)| 0)) (and (<= ~q_free~0 1) (<= 1 ~q_free~0) (= ~c_dr_st~0 |old(~c_dr_st~0)|) (<= ~c_dr_pc~0 0) (= ~p_last_write~0 ~q_buf_0~0) (<= ~p_dw_pc~0 0) (= |old(~p_dw_st~0)| ~p_dw_st~0) (= ~c_last_read~0 ~p_last_write~0) (= ~q_buf_0~0 |old(~q_buf_0~0)|) (= ~p_dw_i~0 1) (= ~c_num_read~0 ~p_num_write~0)) (= |old(~p_dw_i~0)| 1) (not (= |old(~c_last_read~0)| |old(~p_last_write~0)|)) (not (= |old(~q_free~0)| 0)) (not (= |old(~q_buf_0~0)| |old(~p_last_write~0)|)) (not (= |old(~p_dw_st~0)| 0))) [2020-10-14 10:11:10,691 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 349 360) the Hoare annotation is: (or (not (= |old(~c_num_read~0)| |old(~p_num_write~0)|)) (and (= ~a_t~0 |old(~a_t~0)|) (= |old(~p_dw_pc~0)| ~p_dw_pc~0) (= |old(~q_read_ev~0)| ~q_read_ev~0) (= |old(~c_dr_i~0)| ~c_dr_i~0) (= ~c_dr_st~0 |old(~c_dr_st~0)|) (= ~c_dr_pc~0 |old(~c_dr_pc~0)|) (= |old(~p_dw_st~0)| ~p_dw_st~0) (= ~q_write_ev~0 |old(~q_write_ev~0)|) (= ~c_num_read~0 ~p_num_write~0) (= ~q_free~0 0) (= ~p_last_write~0 ~q_buf_0~0) (= ~p_dw_i~0 |old(~p_dw_i~0)|) (= ~c_last_read~0 ~p_last_write~0) (= ~q_buf_0~0 |old(~q_buf_0~0)|) (= ~p_num_write~0 |old(~p_num_write~0)|)) (not (<= |old(~c_dr_pc~0)| 0)) (not (<= |old(~p_dw_pc~0)| 0)) (= |old(~p_dw_i~0)| 1) (not (= |old(~c_last_read~0)| |old(~p_last_write~0)|)) (not (= |old(~q_free~0)| 0)) (not (= |old(~q_buf_0~0)| |old(~p_last_write~0)|)) (not (= |old(~p_dw_st~0)| 0))) [2020-10-14 10:11:10,691 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 349 360) no Hoare annotation was computed. [2020-10-14 10:11:10,691 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 349 360) no Hoare annotation was computed. [2020-10-14 10:11:10,691 INFO L268 CegarLoopResult]: For program point L355(line 355) no Hoare annotation was computed. [2020-10-14 10:11:10,692 INFO L264 CegarLoopResult]: At program point L354(line 354) the Hoare annotation is: (or (not (= |old(~c_num_read~0)| |old(~p_num_write~0)|)) (and (= ~a_t~0 |old(~a_t~0)|) (= |old(~p_dw_pc~0)| ~p_dw_pc~0) (= |old(~q_read_ev~0)| ~q_read_ev~0) (= |old(~c_dr_i~0)| ~c_dr_i~0) (= ~c_dr_st~0 |old(~c_dr_st~0)|) (= ~c_dr_pc~0 |old(~c_dr_pc~0)|) (= |old(~p_dw_st~0)| ~p_dw_st~0) (= ~q_write_ev~0 |old(~q_write_ev~0)|) (= ~c_num_read~0 ~p_num_write~0) (= ~q_free~0 0) (= ~p_last_write~0 ~q_buf_0~0) (= ~p_dw_i~0 |old(~p_dw_i~0)|) (= ~c_last_read~0 ~p_last_write~0) (= ~q_buf_0~0 |old(~q_buf_0~0)|) (= ~p_num_write~0 |old(~p_num_write~0)|)) (not (<= |old(~c_dr_pc~0)| 0)) (not (<= |old(~p_dw_pc~0)| 0)) (= |old(~p_dw_i~0)| 1) (not (= |old(~c_last_read~0)| |old(~p_last_write~0)|)) (not (= |old(~q_free~0)| 0)) (not (= |old(~q_buf_0~0)| |old(~p_last_write~0)|)) (not (= |old(~p_dw_st~0)| 0))) [2020-10-14 10:11:10,692 INFO L264 CegarLoopResult]: At program point L128(lines 91 133) the Hoare annotation is: (let ((.cse22 (+ |old(~p_num_write~0)| 1))) (let ((.cse19 (<= ~c_dr_pc~0 0)) (.cse5 (= ~q_free~0 0)) (.cse6 (<= 2 ~p_dw_st~0)) (.cse7 (= ~p_last_write~0 ~q_buf_0~0)) (.cse8 (= ~p_dw_pc~0 1)) (.cse9 (<= .cse22 ~p_num_write~0)) (.cse20 (= ~p_dw_i~0 1)) (.cse10 (<= ~p_num_write~0 .cse22)) (.cse21 (<= 1 ~c_dr_pc~0))) (let ((.cse14 (not .cse21)) (.cse0 (not (= ~c_num_read~0 |old(~p_num_write~0)|))) (.cse16 (and .cse5 .cse6 .cse7 .cse21 .cse8 .cse9 .cse20 .cse10)) (.cse1 (not (<= |old(~p_dw_pc~0)| 0))) (.cse2 (not (= ~c_last_read~0 |old(~p_last_write~0)|))) (.cse3 (not (<= 1 |old(~q_free~0)|))) (.cse13 (not (<= |old(~q_free~0)| 1))) (.cse15 (not (<= 2 |old(~c_dr_st~0)|))) (.cse17 (not (= |old(~p_dw_pc~0)| 1))) (.cse4 (not .cse20)) (.cse11 (not .cse19)) (.cse12 (not (= |old(~q_buf_0~0)| |old(~p_last_write~0)|))) (.cse18 (and (<= 2 ~c_dr_st~0) .cse7 .cse19 .cse8 .cse20))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 (and .cse5 .cse6 .cse7 .cse8 .cse9 .cse10) .cse11 .cse12 .cse13) (or .cse14 .cse15 .cse0 .cse1 .cse2 .cse3 .cse4 .cse16 .cse12 .cse13) (or .cse14 .cse15 .cse0 .cse17 .cse4 .cse16 .cse12) (or .cse15 .cse1 .cse2 .cse3 .cse4 .cse11 .cse12 .cse18 .cse13) (or .cse15 .cse17 .cse4 .cse11 .cse12 .cse18))))) [2020-10-14 10:11:10,692 INFO L264 CegarLoopResult]: At program point do_write_pENTRY(lines 91 133) the Hoare annotation is: (let ((.cse12 (= ~c_dr_st~0 |old(~c_dr_st~0)|)) (.cse13 (= |old(~q_free~0)| ~q_free~0)) (.cse14 (= |old(~p_dw_st~0)| ~p_dw_st~0)) (.cse15 (= ~q_write_ev~0 |old(~q_write_ev~0)|)) (.cse16 (= ~q_buf_0~0 |old(~q_buf_0~0)|)) (.cse17 (= ~p_num_write~0 |old(~p_num_write~0)|))) (let ((.cse1 (not (= ~c_num_read~0 |old(~p_num_write~0)|))) (.cse9 (not (= |old(~p_dw_pc~0)| 1))) (.cse10 (and .cse12 (= ~p_last_write~0 ~q_buf_0~0) .cse13 (= ~p_dw_pc~0 1) .cse14 .cse15 .cse16 .cse17)) (.cse0 (not (<= 2 |old(~c_dr_st~0)|))) (.cse2 (not (<= |old(~p_dw_pc~0)| 0))) (.cse3 (not (= ~c_last_read~0 |old(~p_last_write~0)|))) (.cse4 (and (= |old(~p_dw_pc~0)| ~p_dw_pc~0) .cse12 .cse13 .cse14 (= ~c_last_read~0 ~p_last_write~0) .cse15 .cse16 .cse17)) (.cse5 (not (<= 1 |old(~q_free~0)|))) (.cse6 (not (= ~p_dw_i~0 1))) (.cse11 (not (<= ~c_dr_pc~0 0))) (.cse7 (not (= |old(~q_buf_0~0)| |old(~p_last_write~0)|))) (.cse8 (not (<= |old(~q_free~0)| 1)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8) (or .cse0 .cse1 .cse9 .cse6 .cse7 .cse10) (or .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse11 .cse7 .cse8) (or .cse0 .cse9 .cse6 .cse11 .cse7 .cse10) (or .cse0 .cse2 .cse3 .cse4 .cse5 .cse6 .cse11 .cse7 .cse8)))) [2020-10-14 10:11:10,693 INFO L264 CegarLoopResult]: At program point L124(line 124) the Hoare annotation is: (let ((.cse20 (<= ~c_dr_pc~0 0)) (.cse16 (= ~p_last_write~0 ~q_buf_0~0)) (.cse21 (= ~p_dw_i~0 1))) (let ((.cse19 (and (= ~p_dw_st~0 0) .cse20 .cse16 .cse21)) (.cse4 (= ~c_dr_st~0 |old(~c_dr_st~0)|)) (.cse22 (+ |old(~p_num_write~0)| 1))) (let ((.cse0 (not (= ~c_num_read~0 |old(~p_num_write~0)|))) (.cse3 (= ~q_free~0 0)) (.cse6 (<= .cse22 ~p_num_write~0)) (.cse8 (<= ~p_num_write~0 .cse22)) (.cse18 (not (= |old(~p_dw_pc~0)| 1))) (.cse17 (= ~p_dw_pc~0 1)) (.cse15 (not (<= 2 |old(~c_dr_st~0)|))) (.cse1 (not (<= |old(~p_dw_pc~0)| 0))) (.cse5 (<= ~p_dw_pc~0 0)) (.cse7 (= |old(~p_dw_st~0)| ~p_dw_st~0)) (.cse9 (or .cse19 (and .cse4 .cse16 .cse20 .cse21))) (.cse2 (not (= ~c_last_read~0 |old(~p_last_write~0)|))) (.cse10 (not (<= 1 |old(~q_free~0)|))) (.cse11 (not .cse21)) (.cse12 (not .cse20)) (.cse13 (not (= |old(~q_buf_0~0)| |old(~p_last_write~0)|))) (.cse14 (not (<= |old(~q_free~0)| 1)))) (and (or .cse0 .cse1 .cse2 (and .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9) .cse10 .cse11 .cse12 .cse13 .cse14) (or .cse15 .cse0 .cse1 .cse2 .cse10 (and .cse3 .cse4 .cse5 .cse16 .cse6 .cse7 .cse8) .cse11 .cse13 .cse14) (or (not (<= 1 ~c_dr_pc~0)) .cse15 .cse0 (and .cse3 .cse4 .cse16 .cse6 .cse17 .cse7 .cse8) .cse18 .cse11 .cse13) (or .cse15 .cse18 .cse11 .cse12 .cse13 (and (<= 2 ~c_dr_st~0) (or (and .cse4 .cse16 .cse7) .cse19) .cse17)) (or .cse15 .cse1 (and .cse4 .cse5 .cse7 .cse9) .cse2 .cse10 .cse11 .cse12 .cse13 .cse14))))) [2020-10-14 10:11:10,693 INFO L268 CegarLoopResult]: For program point L124-1(line 124) no Hoare annotation was computed. [2020-10-14 10:11:10,693 INFO L268 CegarLoopResult]: For program point L108(lines 107 127) no Hoare annotation was computed. [2020-10-14 10:11:10,693 INFO L268 CegarLoopResult]: For program point do_write_pEXIT(lines 91 133) no Hoare annotation was computed. [2020-10-14 10:11:10,693 INFO L264 CegarLoopResult]: At program point L109(lines 95 132) the Hoare annotation is: (let ((.cse13 (= |old(~q_free~0)| ~q_free~0)) (.cse15 (= ~q_write_ev~0 |old(~q_write_ev~0)|)) (.cse16 (= ~p_num_write~0 |old(~p_num_write~0)|)) (.cse1 (= ~c_dr_st~0 |old(~c_dr_st~0)|)) (.cse3 (= |old(~p_dw_st~0)| ~p_dw_st~0)) (.cse19 (<= ~c_dr_pc~0 0)) (.cse12 (= ~p_last_write~0 ~q_buf_0~0)) (.cse20 (= ~p_dw_i~0 1))) (let ((.cse14 (= ~p_dw_pc~0 1)) (.cse2 (or (and .cse1 .cse19 .cse12 .cse3 .cse20) (and (= ~p_dw_st~0 0) .cse19 .cse12 .cse20))) (.cse17 (not (= |old(~p_dw_pc~0)| 1))) (.cse0 (not (<= 2 |old(~c_dr_st~0)|))) (.cse18 (and (= |old(~p_dw_pc~0)| ~p_dw_pc~0) .cse1 .cse12 .cse13 .cse3 .cse15 (= ~q_buf_0~0 |old(~q_buf_0~0)|) .cse16)) (.cse11 (not (= ~c_num_read~0 |old(~p_num_write~0)|))) (.cse4 (not (<= |old(~p_dw_pc~0)| 0))) (.cse5 (not (= ~c_last_read~0 |old(~p_last_write~0)|))) (.cse6 (not (<= 1 |old(~q_free~0)|))) (.cse7 (not .cse20)) (.cse8 (not .cse19)) (.cse9 (not (= |old(~q_buf_0~0)| |old(~p_last_write~0)|))) (.cse10 (not (<= |old(~q_free~0)| 1)))) (and (or .cse0 (and .cse1 (<= ~p_dw_pc~0 0) .cse2 .cse3) .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10) (or (not (<= 1 ~c_dr_pc~0)) .cse0 .cse11 (and .cse1 .cse12 .cse13 .cse14 .cse3 .cse15 (= ~p_last_write~0 |old(~p_last_write~0)|) .cse16) .cse17 .cse7 .cse9) (or .cse0 (and (<= 2 ~c_dr_st~0) .cse14 .cse2) .cse17 .cse7 .cse8 .cse9) (or .cse18 .cse0 .cse11 .cse4 .cse5 .cse6 .cse7 .cse9 .cse10) (or .cse18 .cse11 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10)))) [2020-10-14 10:11:10,693 INFO L264 CegarLoopResult]: At program point L107-1(lines 95 132) the Hoare annotation is: (let ((.cse33 (+ |old(~p_num_write~0)| 1)) (.cse34 (+ ~c_num_read~0 1))) (let ((.cse1 (= ~c_dr_st~0 |old(~c_dr_st~0)|)) (.cse4 (= |old(~p_dw_st~0)| ~p_dw_st~0)) (.cse27 (<= ~c_dr_pc~0 0)) (.cse2 (<= ~p_dw_pc~0 0)) (.cse24 (= ~q_free~0 0)) (.cse30 (<= .cse34 ~p_num_write~0)) (.cse31 (<= ~p_num_write~0 .cse34)) (.cse29 (= ~p_last_write~0 ~q_buf_0~0)) (.cse25 (<= .cse33 ~p_num_write~0)) (.cse23 (= ~p_dw_pc~0 1)) (.cse28 (= ~p_dw_i~0 1)) (.cse26 (<= ~p_num_write~0 .cse33)) (.cse32 (<= 1 ~c_dr_pc~0))) (let ((.cse12 (not .cse32)) (.cse14 (and .cse24 .cse30 .cse31 .cse29 .cse32 .cse25 .cse23 .cse28 .cse26)) (.cse15 (and .cse24 .cse30 .cse31 .cse29 .cse32 .cse2 .cse25 .cse28 .cse26)) (.cse0 (not (<= 2 |old(~c_dr_st~0)|))) (.cse22 (not (= |old(~p_dw_pc~0)| 1))) (.cse13 (not (= ~c_num_read~0 |old(~p_num_write~0)|))) (.cse5 (not (<= |old(~p_dw_pc~0)| 0))) (.cse3 (or (and .cse1 .cse27 .cse29 .cse4 .cse28) (and (= ~p_dw_st~0 0) .cse27 .cse29 .cse28))) (.cse6 (not (= ~c_last_read~0 |old(~p_last_write~0)|))) (.cse7 (not (<= 1 |old(~q_free~0)|))) (.cse8 (not .cse28)) (.cse9 (not .cse27)) (.cse16 (= |old(~p_dw_pc~0)| ~p_dw_pc~0)) (.cse17 (= |old(~q_free~0)| ~q_free~0)) (.cse18 (= ~c_last_read~0 ~p_last_write~0)) (.cse19 (= ~q_write_ev~0 |old(~q_write_ev~0)|)) (.cse20 (= ~q_buf_0~0 |old(~q_buf_0~0)|)) (.cse21 (= ~p_num_write~0 |old(~p_num_write~0)|)) (.cse10 (not (= |old(~q_buf_0~0)| |old(~p_last_write~0)|))) (.cse11 (not (<= |old(~q_free~0)| 1)))) (and (or .cse0 (and .cse1 .cse2 .cse3 .cse4) .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11) (or .cse12 .cse0 .cse13 .cse5 .cse14 .cse6 .cse15 .cse7 (and .cse16 .cse1 .cse17 .cse4 .cse18 .cse19 .cse20 .cse21) .cse8 .cse10 .cse11) (or .cse12 .cse0 .cse13 .cse14 .cse22 .cse15 .cse8 .cse10) (or .cse0 (and (<= 2 ~c_dr_st~0) .cse23 .cse3) .cse22 .cse8 .cse9 .cse10) (or .cse13 .cse5 (and .cse24 .cse1 .cse2 .cse25 .cse3 .cse4 .cse26) .cse6 .cse7 .cse8 .cse9 (and .cse16 .cse1 .cse27 .cse17 .cse4 .cse18 .cse19 .cse20 .cse28 .cse21) .cse10 .cse11))))) [2020-10-14 10:11:10,694 INFO L268 CegarLoopResult]: For program point L99(lines 99 103) no Hoare annotation was computed. [2020-10-14 10:11:10,694 INFO L268 CegarLoopResult]: For program point errorEXIT(lines 5 12) no Hoare annotation was computed. [2020-10-14 10:11:10,694 INFO L268 CegarLoopResult]: For program point errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 9) no Hoare annotation was computed. [2020-10-14 10:11:10,694 INFO L271 CegarLoopResult]: At program point errorENTRY(lines 5 12) the Hoare annotation is: true [2020-10-14 10:11:10,694 INFO L268 CegarLoopResult]: For program point errorFINAL(lines 5 12) no Hoare annotation was computed. [2020-10-14 10:11:10,694 INFO L264 CegarLoopResult]: At program point immediate_notify_threadsENTRY(lines 66 90) the Hoare annotation is: (let ((.cse11 (+ ~c_num_read~0 1))) (let ((.cse0 (not (<= 1 ~c_dr_pc~0))) (.cse4 (not (<= ~p_num_write~0 .cse11))) (.cse5 (not (<= .cse11 ~p_num_write~0))) (.cse8 (not (= ~q_free~0 0))) (.cse9 (not (<= ~p_dw_pc~0 0))) (.cse1 (and (= ~c_dr_st~0 |old(~c_dr_st~0)|) (= |old(~p_dw_st~0)| ~p_dw_st~0))) (.cse2 (not (<= 2 |old(~c_dr_st~0)|))) (.cse3 (not (= ~p_dw_i~0 1))) (.cse10 (not (<= ~c_dr_pc~0 0))) (.cse6 (not (= ~p_last_write~0 ~q_buf_0~0))) (.cse7 (not (= ~p_dw_pc~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8) (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse9 .cse5 .cse6 .cse8) (or .cse1 .cse3 .cse4 .cse9 .cse5 .cse10 .cse6 .cse8) (or .cse1 .cse2 .cse3 .cse9 .cse10 .cse6) (or .cse1 (not (= ~c_num_read~0 ~p_num_write~0)) (not (<= ~q_free~0 1)) .cse3 (not (<= 2 |old(~p_dw_st~0)|)) (not (<= 1 ~q_free~0)) .cse6 .cse7 (not (= ~c_last_read~0 ~p_last_write~0))) (or .cse1 .cse2 .cse3 .cse10 .cse6 .cse7)))) [2020-10-14 10:11:10,694 INFO L268 CegarLoopResult]: For program point L82(lines 82 86) no Hoare annotation was computed. [2020-10-14 10:11:10,695 INFO L268 CegarLoopResult]: For program point L80(line 80) no Hoare annotation was computed. [2020-10-14 10:11:10,695 INFO L268 CegarLoopResult]: For program point L82-2(lines 66 90) no Hoare annotation was computed. [2020-10-14 10:11:10,695 INFO L268 CegarLoopResult]: For program point L74(lines 74 78) no Hoare annotation was computed. [2020-10-14 10:11:10,695 INFO L268 CegarLoopResult]: For program point immediate_notify_threadsEXIT(lines 66 90) no Hoare annotation was computed. [2020-10-14 10:11:10,695 INFO L264 CegarLoopResult]: At program point L72(line 72) the Hoare annotation is: (let ((.cse11 (+ ~c_num_read~0 1))) (let ((.cse0 (not (<= 1 ~c_dr_pc~0))) (.cse4 (not (<= ~p_num_write~0 .cse11))) (.cse5 (not (<= .cse11 ~p_num_write~0))) (.cse8 (not (= ~q_free~0 0))) (.cse9 (not (<= ~p_dw_pc~0 0))) (.cse1 (and (= ~c_dr_st~0 |old(~c_dr_st~0)|) (= |old(~p_dw_st~0)| ~p_dw_st~0))) (.cse2 (not (<= 2 |old(~c_dr_st~0)|))) (.cse3 (not (= ~p_dw_i~0 1))) (.cse10 (not (<= ~c_dr_pc~0 0))) (.cse6 (not (= ~p_last_write~0 ~q_buf_0~0))) (.cse7 (not (= ~p_dw_pc~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8) (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse9 .cse5 .cse6 .cse8) (or .cse1 .cse3 .cse4 .cse9 .cse5 .cse10 .cse6 .cse8) (or .cse1 .cse2 .cse3 .cse9 .cse10 .cse6) (or .cse1 (not (= ~c_num_read~0 ~p_num_write~0)) (not (<= ~q_free~0 1)) .cse3 (not (<= 2 |old(~p_dw_st~0)|)) (not (<= 1 ~q_free~0)) .cse6 .cse7 (not (= ~c_last_read~0 ~p_last_write~0))) (or .cse1 .cse2 .cse3 .cse10 .cse6 .cse7)))) [2020-10-14 10:11:10,695 INFO L264 CegarLoopResult]: At program point L74-2(lines 74 78) the Hoare annotation is: (let ((.cse12 (= ~p_dw_st~0 0)) (.cse15 (+ ~c_num_read~0 1)) (.cse13 (= ~c_dr_st~0 |old(~c_dr_st~0)|)) (.cse14 (= |old(~p_dw_st~0)| ~p_dw_st~0))) (let ((.cse3 (not (<= ~p_dw_pc~0 0))) (.cse4 (not (<= ~c_dr_pc~0 0))) (.cse1 (and .cse13 .cse14 (<= immediate_notify_threads_~tmp~0 0) (<= 0 immediate_notify_threads_~tmp~0))) (.cse6 (not (<= 1 ~c_dr_pc~0))) (.cse0 (not (<= 2 |old(~c_dr_st~0)|))) (.cse2 (not (= ~p_dw_i~0 1))) (.cse7 (not (<= ~p_num_write~0 .cse15))) (.cse8 (not (<= .cse15 ~p_num_write~0))) (.cse5 (not (= ~p_last_write~0 ~q_buf_0~0))) (.cse10 (and (<= 2 ~c_dr_st~0) (or (and .cse13 .cse14) .cse12))) (.cse11 (not (= ~p_dw_pc~0 1))) (.cse9 (not (= ~q_free~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse6 .cse0 .cse1 .cse2 .cse7 .cse3 .cse8 .cse5 .cse9) (or .cse1 .cse2 .cse7 .cse3 .cse8 .cse4 .cse5 .cse9) (or .cse0 .cse2 .cse4 .cse5 .cse10 .cse11) (or .cse1 (not (= ~c_num_read~0 ~p_num_write~0)) (not (<= ~q_free~0 1)) .cse12 .cse2 (not (<= 2 |old(~p_dw_st~0)|)) (not (<= 1 ~q_free~0)) .cse5 .cse11 (not (= ~c_last_read~0 ~p_last_write~0))) (or .cse6 .cse0 .cse2 .cse7 .cse8 .cse5 .cse10 .cse11 .cse9)))) [2020-10-14 10:11:10,696 INFO L268 CegarLoopResult]: For program point L72-1(line 72) no Hoare annotation was computed. [2020-10-14 10:11:10,696 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-14 10:11:10,696 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~c_last_read~0 |old(~c_last_read~0)|) (= ~a_t~0 |old(~a_t~0)|) (= ~c_dr_st~0 |old(~c_dr_st~0)|) (= ~q_free~0 |old(~q_free~0)|) (= ~c_dr_pc~0 |old(~c_dr_pc~0)|) (= ~c_num_read~0 |old(~c_num_read~0)|) (= ~q_write_ev~0 |old(~q_write_ev~0)|) (= ~p_last_write~0 |old(~p_last_write~0)|) (= ~p_dw_pc~0 |old(~p_dw_pc~0)|) (= ~q_read_ev~0 |old(~q_read_ev~0)|) (= ~p_dw_i~0 |old(~p_dw_i~0)|) (= ~p_dw_st~0 |old(~p_dw_st~0)|) (= ~q_buf_0~0 |old(~q_buf_0~0)|) (= ~p_num_write~0 |old(~p_num_write~0)|) (= ~c_dr_i~0 |old(~c_dr_i~0)|)) [2020-10-14 10:11:10,696 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-14 10:11:10,696 INFO L264 CegarLoopResult]: At program point evalENTRY(lines 230 283) the Hoare annotation is: (let ((.cse4 (= |old(~p_dw_pc~0)| ~p_dw_pc~0)) (.cse24 (= ~c_last_read~0 ~p_last_write~0)) (.cse14 (not (<= |old(~p_dw_pc~0)| 0))) (.cse15 (not (<= 1 |old(~q_free~0)|))) (.cse17 (not (= |old(~c_last_read~0)| |old(~p_last_write~0)|))) (.cse20 (not (<= |old(~q_free~0)| 1))) (.cse28 (not (<= 2 |old(~p_dw_st~0)|))) (.cse21 (not (<= |old(~c_dr_pc~0)| 0))) (.cse22 (= |old(~p_dw_st~0)| ~p_dw_st~0)) (.cse25 (= ~c_num_read~0 |old(~c_num_read~0)|)) (.cse0 (not (= |old(~c_num_read~0)| |old(~p_num_write~0)|))) (.cse1 (not (<= 2 |old(~c_dr_st~0)|))) (.cse26 (not (= |old(~p_dw_pc~0)| 1))) (.cse2 (= ~c_last_read~0 |old(~c_last_read~0)|)) (.cse3 (= ~a_t~0 |old(~a_t~0)|)) (.cse5 (= |old(~q_read_ev~0)| ~q_read_ev~0)) (.cse6 (= ~c_dr_st~0 |old(~c_dr_st~0)|)) (.cse7 (= ~c_dr_pc~0 |old(~c_dr_pc~0)|)) (.cse8 (= ~q_write_ev~0 |old(~q_write_ev~0)|)) (.cse9 (= ~c_num_read~0 ~p_num_write~0)) (.cse10 (= ~p_dw_st~0 0)) (.cse23 (= ~p_last_write~0 ~q_buf_0~0)) (.cse11 (= |old(~q_free~0)| ~q_free~0)) (.cse30 (= ~p_dw_pc~0 1)) (.cse12 (= ~q_buf_0~0 |old(~q_buf_0~0)|)) (.cse13 (= ~p_num_write~0 |old(~p_num_write~0)|)) (.cse16 (not (= ~p_dw_i~0 1))) (.cse18 (not (= |old(~q_buf_0~0)| |old(~p_last_write~0)|))) (.cse19 (not (= |old(~p_dw_st~0)| 0)))) (and (or .cse0 .cse1 (and .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 (= ~p_last_write~0 |old(~p_last_write~0)|) .cse9 .cse10 .cse11 .cse12 .cse13) .cse14 .cse15 .cse16 .cse17 .cse18 .cse19 .cse20) (or .cse0 .cse21 .cse14 .cse15 .cse16 (and .cse3 .cse4 .cse5 .cse6 .cse7 .cse22 .cse8 .cse9 .cse23 .cse11 .cse24 .cse12 .cse13) .cse17 .cse18 .cse19 .cse20) (or .cse1 (and .cse3 .cse4 .cse5 .cse6 .cse7 .cse22 .cse25 .cse8 .cse23 .cse11 .cse24 .cse12 .cse13) .cse21 .cse14 .cse15 .cse16 .cse17 .cse18 .cse19 .cse20) (let ((.cse27 (+ |old(~c_num_read~0)| 1))) (or .cse26 .cse16 (not (<= .cse27 |old(~p_num_write~0)|)) .cse28 (not (= |old(~q_free~0)| 0)) .cse18 (not (<= |old(~p_num_write~0)| .cse27)) (let ((.cse29 (+ ~c_num_read~0 1))) (and .cse2 .cse3 .cse5 .cse6 .cse7 .cse22 .cse8 (= ~q_free~0 0) (<= .cse29 ~p_num_write~0) (<= ~p_num_write~0 .cse29) .cse23 .cse30 .cse12 .cse13)))) (or .cse0 .cse1 .cse26 .cse28 .cse16 (and .cse2 .cse3 .cse5 .cse6 .cse7 .cse22 .cse8 .cse9 .cse23 .cse11 .cse30 .cse12 .cse13) .cse18) (or .cse1 .cse21 .cse26 .cse16 .cse18 (and .cse2 .cse3 .cse5 .cse6 .cse7 .cse22 .cse25 .cse8 .cse23 .cse11 .cse30 .cse12 .cse13)) (or .cse0 .cse1 .cse26 (and .cse2 .cse3 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse23 .cse11 .cse30 .cse12 .cse13) .cse16 .cse18 .cse19))) [2020-10-14 10:11:10,697 INFO L264 CegarLoopResult]: At program point L254(line 254) the Hoare annotation is: (let ((.cse19 (<= 2 ~c_dr_st~0)) (.cse22 (<= 1 ~c_dr_pc~0)) (.cse9 (= ~p_last_write~0 ~q_buf_0~0)) (.cse35 (= ~p_dw_pc~0 1)) (.cse24 (= ~p_dw_i~0 1)) (.cse14 (= ~c_num_read~0 ~p_num_write~0)) (.cse36 (+ |old(~c_num_read~0)| 1))) (let ((.cse10 (= |old(~q_free~0)| ~q_free~0)) (.cse13 (= ~q_buf_0~0 |old(~q_buf_0~0)|)) (.cse31 (not (<= .cse36 |old(~p_num_write~0)|))) (.cse33 (not (= |old(~q_free~0)| 0))) (.cse34 (not (<= |old(~p_num_write~0)| .cse36))) (.cse32 (not (<= 2 |old(~p_dw_st~0)|))) (.cse0 (not (= |old(~c_num_read~0)| |old(~p_num_write~0)|))) (.cse2 (not (<= |old(~p_dw_pc~0)| 0))) (.cse3 (not (<= 1 |old(~q_free~0)|))) (.cse5 (not (= |old(~c_last_read~0)| |old(~p_last_write~0)|))) (.cse20 (<= ~q_free~0 1)) (.cse6 (= |old(~p_dw_pc~0)| ~p_dw_pc~0)) (.cse21 (<= 1 ~q_free~0)) (.cse7 (= |old(~q_read_ev~0)| ~q_read_ev~0)) (.cse8 (= ~c_dr_pc~0 |old(~c_dr_pc~0)|)) (.cse28 (= ~c_num_read~0 |old(~c_num_read~0)|)) (.cse12 (= ~q_write_ev~0 |old(~q_write_ev~0)|)) (.cse23 (<= ~p_dw_pc~0 0)) (.cse11 (= ~c_last_read~0 ~p_last_write~0)) (.cse15 (= ~p_num_write~0 |old(~p_num_write~0)|)) (.cse17 (and .cse19 .cse22 .cse9 .cse35 .cse24 .cse14)) (.cse18 (not (= |old(~p_dw_st~0)| 0))) (.cse30 (not (<= 1 |old(~c_dr_pc~0)|))) (.cse25 (not (<= |old(~q_free~0)| 1))) (.cse26 (not (<= 2 |old(~c_dr_st~0)|))) (.cse1 (not (<= |old(~c_dr_pc~0)| 0))) (.cse29 (not (= |old(~p_dw_pc~0)| 1))) (.cse4 (not .cse24)) (.cse27 (and .cse19 .cse9 (<= ~c_dr_pc~0 0) .cse35)) (.cse16 (not (= |old(~q_buf_0~0)| |old(~p_last_write~0)|)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 (and .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15) .cse16 .cse17 .cse18 (and .cse19 .cse20 .cse21 .cse22 .cse9 .cse23 .cse11 .cse24 .cse15 .cse14) .cse25) (or .cse26 .cse1 .cse2 .cse3 .cse4 .cse27 .cse5 (and .cse19 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse28 .cse12 .cse13 .cse15) .cse16 .cse18 .cse25) (or .cse0 .cse26 .cse29 .cse4 .cse17 .cse16 .cse18 .cse30) (or .cse26 .cse29 .cse31 .cse32 .cse4 .cse33 .cse16 .cse34 .cse30) (or .cse29 .cse31 .cse4 .cse32 .cse33 .cse16 .cse17 .cse34) (or .cse0 .cse26 .cse29 .cse32 .cse4 .cse16 .cse30) (or .cse0 .cse26 .cse2 .cse3 .cse4 .cse5 (and .cse20 .cse6 .cse21 .cse7 .cse8 .cse28 .cse12 .cse24 .cse19 .cse22 .cse9 .cse23 .cse11 .cse15) .cse16 .cse17 .cse18 .cse30 .cse25) (or .cse26 .cse1 .cse29 .cse4 .cse27 .cse16)))) [2020-10-14 10:11:10,697 INFO L268 CegarLoopResult]: For program point L242(lines 242 246) no Hoare annotation was computed. [2020-10-14 10:11:10,697 INFO L268 CegarLoopResult]: For program point L242-1(lines 237 277) no Hoare annotation was computed. [2020-10-14 10:11:10,697 INFO L268 CegarLoopResult]: For program point L240(line 240) no Hoare annotation was computed. [2020-10-14 10:11:10,697 INFO L264 CegarLoopResult]: At program point L238(line 238) the Hoare annotation is: (let ((.cse46 (+ ~c_num_read~0 1))) (let ((.cse33 (= ~p_dw_st~0 0)) (.cse38 (= ~c_num_read~0 ~p_num_write~0)) (.cse41 (= ~q_free~0 0)) (.cse4 (<= .cse46 ~p_num_write~0)) (.cse42 (<= 2 ~p_dw_st~0)) (.cse22 (<= ~p_num_write~0 .cse46)) (.cse40 (<= 1 ~c_dr_pc~0)) (.cse39 (<= 2 ~c_dr_st~0)) (.cse23 (= ~p_last_write~0 ~q_buf_0~0)) (.cse25 (= ~p_dw_pc~0 1)) (.cse44 (= ~p_dw_i~0 1)) (.cse45 (+ |old(~c_num_read~0)| 1))) (let ((.cse12 (not (<= .cse45 |old(~p_num_write~0)|))) (.cse15 (not (= |old(~q_free~0)| 0))) (.cse17 (not (<= |old(~p_num_write~0)| .cse45))) (.cse13 (not (<= 2 |old(~p_dw_st~0)|))) (.cse1 (= ~c_last_read~0 |old(~c_last_read~0)|)) (.cse29 (not (= |old(~c_last_read~0)| |old(~p_last_write~0)|))) (.cse2 (= ~a_t~0 |old(~a_t~0)|)) (.cse32 (= |old(~p_dw_pc~0)| ~p_dw_pc~0)) (.cse3 (= |old(~q_read_ev~0)| ~q_read_ev~0)) (.cse5 (= ~c_dr_st~0 |old(~c_dr_st~0)|)) (.cse6 (= ~c_dr_pc~0 |old(~c_dr_pc~0)|)) (.cse7 (= |old(~p_dw_st~0)| ~p_dw_st~0)) (.cse8 (= ~q_write_ev~0 |old(~q_write_ev~0)|)) (.cse37 (= ~p_last_write~0 |old(~p_last_write~0)|)) (.cse24 (= |old(~q_free~0)| ~q_free~0)) (.cse9 (= ~q_buf_0~0 |old(~q_buf_0~0)|)) (.cse34 (= ~c_last_read~0 ~p_last_write~0)) (.cse10 (= ~p_num_write~0 |old(~p_num_write~0)|)) (.cse27 (not (<= |old(~p_dw_pc~0)| 0))) (.cse28 (not (<= 1 |old(~q_free~0)|))) (.cse35 (not (<= |old(~q_free~0)| 1))) (.cse26 (not (<= |old(~c_dr_pc~0)| 0))) (.cse31 (and .cse39 (<= ~c_dr_pc~0 0) .cse23 .cse25 .cse44)) (.cse36 (not (= |old(~c_num_read~0)| |old(~p_num_write~0)|))) (.cse0 (not (<= 2 |old(~c_dr_st~0)|))) (.cse11 (not (= |old(~p_dw_pc~0)| 1))) (.cse19 (and .cse41 .cse4 .cse42 .cse22 .cse23 .cse40 .cse25 .cse44)) (.cse14 (not .cse44)) (.cse20 (and .cse39 .cse42 .cse23 .cse40 .cse25 .cse44 .cse38)) (.cse21 (and .cse39 .cse33 .cse23 .cse40 .cse25 .cse44 .cse38)) (.cse16 (not (= |old(~q_buf_0~0)| |old(~p_last_write~0)|))) (.cse30 (not (= |old(~p_dw_st~0)| 0))) (.cse18 (not (<= 1 |old(~c_dr_pc~0)|)))) (and (or .cse0 (and .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10) .cse11 .cse12 .cse13 .cse14 .cse15 .cse16 .cse17 .cse18) (or .cse11 .cse12 .cse14 .cse13 .cse19 .cse20 .cse15 .cse21 .cse16 .cse17 (and .cse1 .cse2 .cse3 .cse5 .cse6 .cse7 .cse8 .cse4 .cse22 .cse23 .cse24 .cse25 .cse9 .cse10)) (or .cse0 .cse26 .cse27 .cse28 .cse14 .cse29 .cse16 .cse30 .cse31 (and .cse2 .cse32 .cse3 .cse5 .cse6 (= ~c_num_read~0 |old(~c_num_read~0)|) .cse8 .cse33 .cse23 .cse24 .cse34 .cse9 .cse10) .cse35) (or .cse36 .cse0 .cse29 .cse20 .cse16 .cse30 .cse27 .cse28 (and .cse32 .cse1 .cse2 .cse3 .cse5 .cse6 .cse8 .cse37 .cse38 .cse33 .cse24 .cse9 .cse10) .cse14 .cse19 .cse21 .cse18 .cse35) (or .cse36 .cse0 .cse11 .cse13 .cse14 (and .cse1 .cse2 .cse3 .cse5 .cse6 .cse7 .cse8 .cse38 .cse23 .cse24 .cse25 .cse9 .cse10) .cse16 .cse18) (or .cse36 .cse29 .cse20 (and .cse2 .cse32 .cse3 .cse5 .cse6 .cse7 .cse8 .cse37 .cse38 .cse24 .cse34 .cse9 .cse10) .cse16 .cse30 (and (<= ~q_free~0 1) .cse39 (<= 1 ~q_free~0) .cse33 (<= ~p_dw_pc~0 0) .cse23 .cse40 .cse34 .cse10 .cse38) (let ((.cse43 (+ |old(~p_num_write~0)| 1))) (and .cse41 .cse4 .cse42 .cse22 .cse23 .cse25 (<= .cse43 ~p_num_write~0) (<= ~p_num_write~0 .cse43))) (and .cse39 .cse33 .cse23 .cse40 .cse25 .cse38) .cse26 .cse27 .cse28 .cse14 .cse19 .cse35) (or .cse0 .cse26 .cse11 .cse14 .cse16 .cse31) (or .cse36 .cse0 .cse11 .cse19 .cse14 .cse20 .cse21 .cse16 .cse30 .cse18))))) [2020-10-14 10:11:10,697 INFO L264 CegarLoopResult]: At program point L269(line 269) the Hoare annotation is: (let ((.cse32 (+ ~c_num_read~0 1))) (let ((.cse22 (= ~q_free~0 0)) (.cse8 (<= .cse32 ~p_num_write~0)) (.cse10 (<= ~p_num_write~0 .cse32)) (.cse9 (<= 2 ~p_dw_st~0)) (.cse12 (= ~p_last_write~0 ~q_buf_0~0)) (.cse14 (= ~p_dw_pc~0 1)) (.cse30 (= ~p_dw_i~0 1)) (.cse31 (+ |old(~c_num_read~0)| 1))) (let ((.cse7 (= |old(~q_read_ev~0)| ~q_read_ev~0)) (.cse11 (= ~c_dr_pc~0 |old(~c_dr_pc~0)|)) (.cse13 (= |old(~q_free~0)| ~q_free~0)) (.cse15 (= ~q_write_ev~0 |old(~q_write_ev~0)|)) (.cse16 (= ~q_buf_0~0 |old(~q_buf_0~0)|)) (.cse17 (= ~p_num_write~0 |old(~p_num_write~0)|)) (.cse18 (not (<= .cse31 |old(~p_num_write~0)|))) (.cse20 (not (= |old(~q_free~0)| 0))) (.cse21 (not (<= |old(~p_num_write~0)| .cse31))) (.cse24 (not (<= |old(~c_dr_pc~0)| 0))) (.cse2 (not (= |old(~p_dw_pc~0)| 1))) (.cse19 (not (<= 2 |old(~p_dw_st~0)|))) (.cse29 (not (<= 1 |old(~c_dr_pc~0)|))) (.cse0 (not (= |old(~c_num_read~0)| |old(~p_num_write~0)|))) (.cse1 (not (<= 2 |old(~c_dr_st~0)|))) (.cse25 (not (<= |old(~p_dw_pc~0)| 0))) (.cse26 (not (<= 1 |old(~q_free~0)|))) (.cse3 (not .cse30)) (.cse27 (not (= |old(~c_last_read~0)| |old(~p_last_write~0)|))) (.cse4 (not (= |old(~q_buf_0~0)| |old(~p_last_write~0)|))) (.cse6 (not (= |old(~p_dw_st~0)| 0))) (.cse5 (and .cse22 .cse8 .cse10 .cse9 (<= 1 ~c_dr_pc~0) .cse12 .cse14 .cse30)) (.cse28 (not (<= |old(~q_free~0)| 1)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (or .cse2 (and .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15 .cse16 .cse17) .cse3 .cse18 .cse19 .cse20 .cse4 .cse21 .cse5) (or (let ((.cse23 (+ |old(~p_num_write~0)| 1))) (and .cse22 .cse8 .cse9 .cse10 .cse12 .cse14 (<= .cse23 ~p_num_write~0) (<= ~p_num_write~0 .cse23))) .cse0 (and (= |old(~p_dw_pc~0)| ~p_dw_pc~0) .cse7 (= ~p_dw_st~0 0) .cse11 .cse12 .cse13 (= ~c_last_read~0 ~p_last_write~0) .cse15 .cse16 (= ~c_num_read~0 ~p_num_write~0) .cse17) .cse24 .cse25 .cse26 .cse3 .cse27 .cse4 .cse6 .cse5 .cse28) (or .cse1 .cse24 .cse2 .cse3 .cse4) (or .cse1 .cse2 .cse18 .cse19 .cse3 .cse20 .cse4 .cse21 .cse29) (or .cse1 .cse24 .cse25 .cse26 .cse3 .cse27 .cse4 .cse6 .cse28) (or .cse0 .cse1 .cse2 .cse19 .cse3 .cse4 .cse29) (or .cse0 .cse1 .cse25 .cse26 .cse3 .cse27 .cse4 .cse6 .cse5 .cse28))))) [2020-10-14 10:11:10,698 INFO L268 CegarLoopResult]: For program point evalEXIT(lines 230 283) no Hoare annotation was computed. [2020-10-14 10:11:10,698 INFO L268 CegarLoopResult]: For program point L251(lines 251 258) no Hoare annotation was computed. [2020-10-14 10:11:10,698 INFO L268 CegarLoopResult]: For program point L247(lines 237 277) no Hoare annotation was computed. [2020-10-14 10:11:10,698 INFO L264 CegarLoopResult]: At program point L278(lines 230 283) the Hoare annotation is: (let ((.cse46 (+ ~c_num_read~0 1))) (let ((.cse33 (= ~p_dw_st~0 0)) (.cse38 (= ~c_num_read~0 ~p_num_write~0)) (.cse41 (= ~q_free~0 0)) (.cse4 (<= .cse46 ~p_num_write~0)) (.cse42 (<= 2 ~p_dw_st~0)) (.cse22 (<= ~p_num_write~0 .cse46)) (.cse40 (<= 1 ~c_dr_pc~0)) (.cse39 (<= 2 ~c_dr_st~0)) (.cse23 (= ~p_last_write~0 ~q_buf_0~0)) (.cse25 (= ~p_dw_pc~0 1)) (.cse44 (= ~p_dw_i~0 1)) (.cse45 (+ |old(~c_num_read~0)| 1))) (let ((.cse12 (not (<= .cse45 |old(~p_num_write~0)|))) (.cse15 (not (= |old(~q_free~0)| 0))) (.cse17 (not (<= |old(~p_num_write~0)| .cse45))) (.cse13 (not (<= 2 |old(~p_dw_st~0)|))) (.cse1 (= ~c_last_read~0 |old(~c_last_read~0)|)) (.cse29 (not (= |old(~c_last_read~0)| |old(~p_last_write~0)|))) (.cse2 (= ~a_t~0 |old(~a_t~0)|)) (.cse32 (= |old(~p_dw_pc~0)| ~p_dw_pc~0)) (.cse3 (= |old(~q_read_ev~0)| ~q_read_ev~0)) (.cse5 (= ~c_dr_st~0 |old(~c_dr_st~0)|)) (.cse6 (= ~c_dr_pc~0 |old(~c_dr_pc~0)|)) (.cse7 (= |old(~p_dw_st~0)| ~p_dw_st~0)) (.cse8 (= ~q_write_ev~0 |old(~q_write_ev~0)|)) (.cse37 (= ~p_last_write~0 |old(~p_last_write~0)|)) (.cse24 (= |old(~q_free~0)| ~q_free~0)) (.cse9 (= ~q_buf_0~0 |old(~q_buf_0~0)|)) (.cse34 (= ~c_last_read~0 ~p_last_write~0)) (.cse10 (= ~p_num_write~0 |old(~p_num_write~0)|)) (.cse27 (not (<= |old(~p_dw_pc~0)| 0))) (.cse28 (not (<= 1 |old(~q_free~0)|))) (.cse35 (not (<= |old(~q_free~0)| 1))) (.cse26 (not (<= |old(~c_dr_pc~0)| 0))) (.cse31 (and .cse39 (<= ~c_dr_pc~0 0) .cse23 .cse25 .cse44)) (.cse36 (not (= |old(~c_num_read~0)| |old(~p_num_write~0)|))) (.cse0 (not (<= 2 |old(~c_dr_st~0)|))) (.cse11 (not (= |old(~p_dw_pc~0)| 1))) (.cse19 (and .cse41 .cse4 .cse42 .cse22 .cse23 .cse40 .cse25 .cse44)) (.cse14 (not .cse44)) (.cse20 (and .cse39 .cse42 .cse23 .cse40 .cse25 .cse44 .cse38)) (.cse21 (and .cse39 .cse33 .cse23 .cse40 .cse25 .cse44 .cse38)) (.cse16 (not (= |old(~q_buf_0~0)| |old(~p_last_write~0)|))) (.cse30 (not (= |old(~p_dw_st~0)| 0))) (.cse18 (not (<= 1 |old(~c_dr_pc~0)|)))) (and (or .cse0 (and .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10) .cse11 .cse12 .cse13 .cse14 .cse15 .cse16 .cse17 .cse18) (or .cse11 .cse12 .cse14 .cse13 .cse19 .cse20 .cse15 .cse21 .cse16 .cse17 (and .cse1 .cse2 .cse3 .cse5 .cse6 .cse7 .cse8 .cse4 .cse22 .cse23 .cse24 .cse25 .cse9 .cse10)) (or .cse0 .cse26 .cse27 .cse28 .cse14 .cse29 .cse16 .cse30 .cse31 (and .cse2 .cse32 .cse3 .cse5 .cse6 (= ~c_num_read~0 |old(~c_num_read~0)|) .cse8 .cse33 .cse23 .cse24 .cse34 .cse9 .cse10) .cse35) (or .cse36 .cse0 .cse29 .cse20 .cse16 .cse30 .cse27 .cse28 (and .cse32 .cse1 .cse2 .cse3 .cse5 .cse6 .cse8 .cse37 .cse38 .cse33 .cse24 .cse9 .cse10) .cse14 .cse19 .cse21 .cse18 .cse35) (or .cse36 .cse0 .cse11 .cse13 .cse14 (and .cse1 .cse2 .cse3 .cse5 .cse6 .cse7 .cse8 .cse38 .cse23 .cse24 .cse25 .cse9 .cse10) .cse16 .cse18) (or .cse36 .cse29 .cse20 (and .cse2 .cse32 .cse3 .cse5 .cse6 .cse7 .cse8 .cse37 .cse38 .cse24 .cse34 .cse9 .cse10) .cse16 .cse30 (and (<= ~q_free~0 1) .cse39 (<= 1 ~q_free~0) .cse33 (<= ~p_dw_pc~0 0) .cse23 .cse40 .cse34 .cse10 .cse38) (let ((.cse43 (+ |old(~p_num_write~0)| 1))) (and .cse41 .cse4 .cse42 .cse22 .cse23 .cse25 (<= .cse43 ~p_num_write~0) (<= ~p_num_write~0 .cse43))) (and .cse39 .cse33 .cse23 .cse40 .cse25 .cse38) .cse26 .cse27 .cse28 .cse14 .cse19 .cse35) (or .cse0 .cse26 .cse11 .cse14 .cse16 .cse31) (or .cse36 .cse0 .cse11 .cse19 .cse14 .cse20 .cse21 .cse16 .cse30 .cse18))))) [2020-10-14 10:11:10,698 INFO L268 CegarLoopResult]: For program point L266(lines 266 273) no Hoare annotation was computed. [2020-10-14 10:11:10,699 INFO L264 CegarLoopResult]: At program point L262(lines 237 277) the Hoare annotation is: (let ((.cse46 (+ ~c_num_read~0 1))) (let ((.cse33 (= ~p_dw_st~0 0)) (.cse38 (= ~c_num_read~0 ~p_num_write~0)) (.cse41 (= ~q_free~0 0)) (.cse4 (<= .cse46 ~p_num_write~0)) (.cse42 (<= 2 ~p_dw_st~0)) (.cse22 (<= ~p_num_write~0 .cse46)) (.cse40 (<= 1 ~c_dr_pc~0)) (.cse39 (<= 2 ~c_dr_st~0)) (.cse23 (= ~p_last_write~0 ~q_buf_0~0)) (.cse25 (= ~p_dw_pc~0 1)) (.cse44 (= ~p_dw_i~0 1)) (.cse45 (+ |old(~c_num_read~0)| 1))) (let ((.cse12 (not (<= .cse45 |old(~p_num_write~0)|))) (.cse15 (not (= |old(~q_free~0)| 0))) (.cse17 (not (<= |old(~p_num_write~0)| .cse45))) (.cse13 (not (<= 2 |old(~p_dw_st~0)|))) (.cse1 (= ~c_last_read~0 |old(~c_last_read~0)|)) (.cse29 (not (= |old(~c_last_read~0)| |old(~p_last_write~0)|))) (.cse2 (= ~a_t~0 |old(~a_t~0)|)) (.cse32 (= |old(~p_dw_pc~0)| ~p_dw_pc~0)) (.cse3 (= |old(~q_read_ev~0)| ~q_read_ev~0)) (.cse5 (= ~c_dr_st~0 |old(~c_dr_st~0)|)) (.cse6 (= ~c_dr_pc~0 |old(~c_dr_pc~0)|)) (.cse7 (= |old(~p_dw_st~0)| ~p_dw_st~0)) (.cse8 (= ~q_write_ev~0 |old(~q_write_ev~0)|)) (.cse37 (= ~p_last_write~0 |old(~p_last_write~0)|)) (.cse24 (= |old(~q_free~0)| ~q_free~0)) (.cse9 (= ~q_buf_0~0 |old(~q_buf_0~0)|)) (.cse34 (= ~c_last_read~0 ~p_last_write~0)) (.cse10 (= ~p_num_write~0 |old(~p_num_write~0)|)) (.cse27 (not (<= |old(~p_dw_pc~0)| 0))) (.cse28 (not (<= 1 |old(~q_free~0)|))) (.cse35 (not (<= |old(~q_free~0)| 1))) (.cse26 (not (<= |old(~c_dr_pc~0)| 0))) (.cse31 (and .cse39 (<= ~c_dr_pc~0 0) .cse23 .cse25 .cse44)) (.cse36 (not (= |old(~c_num_read~0)| |old(~p_num_write~0)|))) (.cse0 (not (<= 2 |old(~c_dr_st~0)|))) (.cse11 (not (= |old(~p_dw_pc~0)| 1))) (.cse19 (and .cse41 .cse4 .cse42 .cse22 .cse23 .cse40 .cse25 .cse44)) (.cse14 (not .cse44)) (.cse20 (and .cse39 .cse42 .cse23 .cse40 .cse25 .cse44 .cse38)) (.cse21 (and .cse39 .cse33 .cse23 .cse40 .cse25 .cse44 .cse38)) (.cse16 (not (= |old(~q_buf_0~0)| |old(~p_last_write~0)|))) (.cse30 (not (= |old(~p_dw_st~0)| 0))) (.cse18 (not (<= 1 |old(~c_dr_pc~0)|)))) (and (or .cse0 (and .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10) .cse11 .cse12 .cse13 .cse14 .cse15 .cse16 .cse17 .cse18) (or .cse11 .cse12 .cse14 .cse13 .cse19 .cse20 .cse15 .cse21 .cse16 .cse17 (and .cse1 .cse2 .cse3 .cse5 .cse6 .cse7 .cse8 .cse4 .cse22 .cse23 .cse24 .cse25 .cse9 .cse10)) (or .cse0 .cse26 .cse27 .cse28 .cse14 .cse29 .cse16 .cse30 .cse31 (and .cse2 .cse32 .cse3 .cse5 .cse6 (= ~c_num_read~0 |old(~c_num_read~0)|) .cse8 .cse33 .cse23 .cse24 .cse34 .cse9 .cse10) .cse35) (or .cse36 .cse0 .cse29 .cse20 .cse16 .cse30 .cse27 .cse28 (and .cse32 .cse1 .cse2 .cse3 .cse5 .cse6 .cse8 .cse37 .cse38 .cse33 .cse24 .cse9 .cse10) .cse14 .cse19 .cse21 .cse18 .cse35) (or .cse36 .cse0 .cse11 .cse13 .cse14 (and .cse1 .cse2 .cse3 .cse5 .cse6 .cse7 .cse8 .cse38 .cse23 .cse24 .cse25 .cse9 .cse10) .cse16 .cse18) (or .cse36 .cse29 .cse20 (and .cse2 .cse32 .cse3 .cse5 .cse6 .cse7 .cse8 .cse37 .cse38 .cse24 .cse34 .cse9 .cse10) .cse16 .cse30 (and (<= ~q_free~0 1) .cse39 (<= 1 ~q_free~0) .cse33 (<= ~p_dw_pc~0 0) .cse23 .cse40 .cse34 .cse10 .cse38) (let ((.cse43 (+ |old(~p_num_write~0)| 1))) (and .cse41 .cse4 .cse42 .cse22 .cse23 .cse25 (<= .cse43 ~p_num_write~0) (<= ~p_num_write~0 .cse43))) (and .cse39 .cse33 .cse23 .cse40 .cse25 .cse38) .cse26 .cse27 .cse28 .cse14 .cse19 .cse35) (or .cse0 .cse26 .cse11 .cse14 .cse16 .cse31) (or .cse36 .cse0 .cse11 .cse19 .cse14 .cse20 .cse21 .cse16 .cse30 .cse18))))) [2020-10-14 10:11:10,699 INFO L268 CegarLoopResult]: For program point L290-1(line 290) no Hoare annotation was computed. [2020-10-14 10:11:10,699 INFO L271 CegarLoopResult]: At program point L299(lines 288 301) the Hoare annotation is: true [2020-10-14 10:11:10,699 INFO L268 CegarLoopResult]: For program point stop_simulationEXIT(lines 284 302) no Hoare annotation was computed. [2020-10-14 10:11:10,699 INFO L268 CegarLoopResult]: For program point L292(lines 292 297) no Hoare annotation was computed. [2020-10-14 10:11:10,699 INFO L271 CegarLoopResult]: At program point stop_simulationENTRY(lines 284 302) the Hoare annotation is: true [2020-10-14 10:11:10,699 INFO L271 CegarLoopResult]: At program point L290(line 290) the Hoare annotation is: true [2020-10-14 10:11:10,699 INFO L268 CegarLoopResult]: For program point stop_simulationFINAL(lines 284 302) no Hoare annotation was computed. [2020-10-14 10:11:10,699 INFO L264 CegarLoopResult]: At program point L62(lines 50 64) the Hoare annotation is: (let ((.cse1 (not (<= 2 ~c_dr_st~0))) (.cse7 (not (= ~c_num_read~0 ~p_num_write~0))) (.cse8 (not (<= ~q_free~0 1))) (.cse9 (not (<= 1 ~q_free~0))) (.cse5 (not (= ~p_dw_pc~0 1))) (.cse10 (not (= ~c_last_read~0 ~p_last_write~0))) (.cse0 (= is_do_read_c_triggered_~__retres1~1 0)) (.cse2 (not (= ~p_dw_i~0 1))) (.cse6 (not (<= ~p_dw_pc~0 0))) (.cse3 (not (<= ~c_dr_pc~0 0))) (.cse4 (not (= ~p_last_write~0 ~q_buf_0~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse0 .cse1 .cse2 .cse6 .cse3 .cse4) (or .cse7 .cse8 .cse0 .cse2 .cse9 .cse3 .cse4 (not (<= 2 ~p_dw_st~0)) .cse5 .cse10) (or .cse7 .cse8 .cse0 (not (= ~p_dw_st~0 0)) .cse2 .cse9 .cse3 .cse4 .cse5 .cse10) (let ((.cse11 (+ ~c_num_read~0 1))) (or .cse0 .cse2 (not (<= ~p_num_write~0 .cse11)) .cse6 (not (<= .cse11 ~p_num_write~0)) .cse3 .cse4 (not (= ~q_free~0 0)))))) [2020-10-14 10:11:10,699 INFO L271 CegarLoopResult]: At program point is_do_read_c_triggeredENTRY(lines 47 65) the Hoare annotation is: true [2020-10-14 10:11:10,699 INFO L268 CegarLoopResult]: For program point L52(lines 52 57) no Hoare annotation was computed. [2020-10-14 10:11:10,700 INFO L268 CegarLoopResult]: For program point L51(lines 51 60) no Hoare annotation was computed. [2020-10-14 10:11:10,700 INFO L268 CegarLoopResult]: For program point L51-2(lines 51 60) no Hoare annotation was computed. [2020-10-14 10:11:10,700 INFO L268 CegarLoopResult]: For program point is_do_read_c_triggeredFINAL(lines 47 65) no Hoare annotation was computed. [2020-10-14 10:11:10,700 INFO L268 CegarLoopResult]: For program point is_do_read_c_triggeredEXIT(lines 47 65) no Hoare annotation was computed. [2020-10-14 10:11:10,700 INFO L264 CegarLoopResult]: At program point start_simulationENTRY(lines 303 331) the Hoare annotation is: (or (not (= |old(~c_num_read~0)| |old(~p_num_write~0)|)) (not (<= |old(~c_dr_pc~0)| 0)) (not (<= |old(~p_dw_pc~0)| 0)) (not (<= 1 |old(~q_free~0)|)) (not (= ~p_dw_i~0 1)) (and (= ~a_t~0 |old(~a_t~0)|) (= |old(~p_dw_pc~0)| ~p_dw_pc~0) (= |old(~q_read_ev~0)| ~q_read_ev~0) (= ~c_dr_st~0 |old(~c_dr_st~0)|) (= ~c_dr_pc~0 |old(~c_dr_pc~0)|) (= |old(~p_dw_st~0)| ~p_dw_st~0) (= ~q_write_ev~0 |old(~q_write_ev~0)|) (= ~c_num_read~0 ~p_num_write~0) (= ~p_last_write~0 ~q_buf_0~0) (= |old(~q_free~0)| ~q_free~0) (= ~c_last_read~0 ~p_last_write~0) (= ~q_buf_0~0 |old(~q_buf_0~0)|) (= ~p_num_write~0 |old(~p_num_write~0)|)) (not (= |old(~c_last_read~0)| |old(~p_last_write~0)|)) (not (= |old(~q_buf_0~0)| |old(~p_last_write~0)|)) (not (= |old(~p_dw_st~0)| 0)) (not (<= |old(~q_free~0)| 1))) [2020-10-14 10:11:10,700 INFO L268 CegarLoopResult]: For program point L320(lines 320 324) no Hoare annotation was computed. [2020-10-14 10:11:10,700 INFO L268 CegarLoopResult]: For program point L318(line 318) no Hoare annotation was computed. [2020-10-14 10:11:10,701 INFO L264 CegarLoopResult]: At program point L317(line 317) the Hoare annotation is: (let ((.cse13 (+ ~c_num_read~0 1))) (let ((.cse9 (<= 1 ~c_dr_pc~0)) (.cse2 (= ~c_last_read~0 ~p_last_write~0)) (.cse4 (= ~p_num_write~0 |old(~p_num_write~0)|)) (.cse5 (= ~q_free~0 0)) (.cse6 (<= .cse13 ~p_num_write~0)) (.cse7 (<= ~p_num_write~0 .cse13)) (.cse0 (= ~p_dw_st~0 0)) (.cse11 (<= 2 ~c_dr_st~0)) (.cse8 (<= 2 ~p_dw_st~0)) (.cse1 (= ~p_last_write~0 ~q_buf_0~0)) (.cse10 (= ~p_dw_pc~0 1)) (.cse3 (= ~c_num_read~0 ~p_num_write~0))) (or (not (= |old(~c_num_read~0)| |old(~p_num_write~0)|)) (and (= |old(~p_dw_pc~0)| ~p_dw_pc~0) (= |old(~q_read_ev~0)| ~q_read_ev~0) .cse0 (= ~c_dr_pc~0 |old(~c_dr_pc~0)|) .cse1 (= |old(~q_free~0)| ~q_free~0) .cse2 (= ~q_write_ev~0 |old(~q_write_ev~0)|) (= ~q_buf_0~0 |old(~q_buf_0~0)|) .cse3 .cse4) (not (= |old(~c_last_read~0)| |old(~p_last_write~0)|)) (not (= |old(~q_buf_0~0)| |old(~p_last_write~0)|)) (and .cse5 .cse6 .cse7 .cse8 .cse1 .cse9 .cse10) (not (= |old(~p_dw_st~0)| 0)) (and (<= ~q_free~0 1) .cse11 (<= 1 ~q_free~0) .cse0 (<= ~p_dw_pc~0 0) .cse1 .cse9 .cse2 .cse4 .cse3) (let ((.cse12 (+ |old(~p_num_write~0)| 1))) (and .cse5 .cse6 .cse8 .cse7 .cse1 .cse10 (<= .cse12 ~p_num_write~0) (<= ~p_num_write~0 .cse12))) (and .cse11 .cse0 .cse1 .cse10 .cse3) (not (<= |old(~c_dr_pc~0)| 0)) (not (<= |old(~p_dw_pc~0)| 0)) (not (<= 1 |old(~q_free~0)|)) (not (= ~p_dw_i~0 1)) (and .cse11 .cse1 (<= ~c_dr_pc~0 0) .cse10) (and .cse11 .cse8 .cse1 .cse10 .cse3) (not (<= |old(~q_free~0)| 1))))) [2020-10-14 10:11:10,701 INFO L264 CegarLoopResult]: At program point L317-1(line 317) the Hoare annotation is: (let ((.cse13 (+ ~c_num_read~0 1))) (let ((.cse9 (<= 1 ~c_dr_pc~0)) (.cse2 (= ~c_last_read~0 ~p_last_write~0)) (.cse4 (= ~p_num_write~0 |old(~p_num_write~0)|)) (.cse5 (= ~q_free~0 0)) (.cse6 (<= .cse13 ~p_num_write~0)) (.cse7 (<= ~p_num_write~0 .cse13)) (.cse0 (= ~p_dw_st~0 0)) (.cse11 (<= 2 ~c_dr_st~0)) (.cse8 (<= 2 ~p_dw_st~0)) (.cse1 (= ~p_last_write~0 ~q_buf_0~0)) (.cse10 (= ~p_dw_pc~0 1)) (.cse3 (= ~c_num_read~0 ~p_num_write~0))) (or (not (= |old(~c_num_read~0)| |old(~p_num_write~0)|)) (and (= |old(~p_dw_pc~0)| ~p_dw_pc~0) (= |old(~q_read_ev~0)| ~q_read_ev~0) .cse0 (= ~c_dr_pc~0 |old(~c_dr_pc~0)|) .cse1 (= |old(~q_free~0)| ~q_free~0) .cse2 (= ~q_write_ev~0 |old(~q_write_ev~0)|) (= ~q_buf_0~0 |old(~q_buf_0~0)|) .cse3 .cse4) (not (= |old(~c_last_read~0)| |old(~p_last_write~0)|)) (not (= |old(~q_buf_0~0)| |old(~p_last_write~0)|)) (and .cse5 .cse6 .cse7 .cse8 .cse1 .cse9 .cse10) (not (= |old(~p_dw_st~0)| 0)) (and (<= ~q_free~0 1) .cse11 (<= 1 ~q_free~0) .cse0 (<= ~p_dw_pc~0 0) .cse1 .cse9 .cse2 .cse4 .cse3) (let ((.cse12 (+ |old(~p_num_write~0)| 1))) (and .cse5 .cse6 .cse8 .cse7 .cse1 .cse10 (<= .cse12 ~p_num_write~0) (<= ~p_num_write~0 .cse12))) (and .cse11 .cse0 .cse1 .cse10 .cse3) (not (<= |old(~c_dr_pc~0)| 0)) (not (<= |old(~p_dw_pc~0)| 0)) (not (<= 1 |old(~q_free~0)|)) (not (= ~p_dw_i~0 1)) (and .cse11 .cse1 (<= ~c_dr_pc~0 0) .cse10) (and .cse11 .cse8 .cse1 .cse10 .cse3) (not (<= |old(~q_free~0)| 1))))) [2020-10-14 10:11:10,701 INFO L268 CegarLoopResult]: For program point start_simulationEXIT(lines 303 331) no Hoare annotation was computed. [2020-10-14 10:11:10,701 INFO L268 CegarLoopResult]: For program point L314(line 314) no Hoare annotation was computed. [2020-10-14 10:11:10,701 INFO L264 CegarLoopResult]: At program point L313-1(lines 310 325) the Hoare annotation is: (let ((.cse13 (+ ~c_num_read~0 1))) (let ((.cse9 (<= 1 ~c_dr_pc~0)) (.cse2 (= ~c_last_read~0 ~p_last_write~0)) (.cse4 (= ~p_num_write~0 |old(~p_num_write~0)|)) (.cse5 (= ~q_free~0 0)) (.cse6 (<= .cse13 ~p_num_write~0)) (.cse7 (<= ~p_num_write~0 .cse13)) (.cse0 (= ~p_dw_st~0 0)) (.cse11 (<= 2 ~c_dr_st~0)) (.cse8 (<= 2 ~p_dw_st~0)) (.cse1 (= ~p_last_write~0 ~q_buf_0~0)) (.cse10 (= ~p_dw_pc~0 1)) (.cse3 (= ~c_num_read~0 ~p_num_write~0))) (or (not (= |old(~c_num_read~0)| |old(~p_num_write~0)|)) (and (= |old(~p_dw_pc~0)| ~p_dw_pc~0) (= |old(~q_read_ev~0)| ~q_read_ev~0) .cse0 (= ~c_dr_pc~0 |old(~c_dr_pc~0)|) .cse1 (= |old(~q_free~0)| ~q_free~0) .cse2 (= ~q_write_ev~0 |old(~q_write_ev~0)|) (= ~q_buf_0~0 |old(~q_buf_0~0)|) .cse3 .cse4) (not (= |old(~c_last_read~0)| |old(~p_last_write~0)|)) (not (= |old(~q_buf_0~0)| |old(~p_last_write~0)|)) (and .cse5 .cse6 .cse7 .cse8 .cse1 .cse9 .cse10) (not (= |old(~p_dw_st~0)| 0)) (and (<= ~q_free~0 1) .cse11 (<= 1 ~q_free~0) .cse0 (<= ~p_dw_pc~0 0) .cse1 .cse9 .cse2 .cse4 .cse3) (let ((.cse12 (+ |old(~p_num_write~0)| 1))) (and .cse5 .cse6 .cse8 .cse7 .cse1 .cse10 (<= .cse12 ~p_num_write~0) (<= ~p_num_write~0 .cse12))) (and .cse11 .cse0 .cse1 .cse10 .cse3) (not (<= |old(~c_dr_pc~0)| 0)) (not (<= |old(~p_dw_pc~0)| 0)) (not (<= 1 |old(~q_free~0)|)) (not (= ~p_dw_i~0 1)) (and .cse11 .cse1 (<= ~c_dr_pc~0 0) .cse10) (and .cse11 .cse8 .cse1 .cse10 .cse3) (not (<= |old(~q_free~0)| 1))))) [2020-10-14 10:11:10,702 INFO L264 CegarLoopResult]: At program point L310(line 310) the Hoare annotation is: (or (not (= |old(~c_num_read~0)| |old(~p_num_write~0)|)) (not (<= |old(~c_dr_pc~0)| 0)) (not (<= |old(~p_dw_pc~0)| 0)) (not (<= 1 |old(~q_free~0)|)) (not (= ~p_dw_i~0 1)) (and (= ~a_t~0 |old(~a_t~0)|) (= |old(~p_dw_pc~0)| ~p_dw_pc~0) (= |old(~q_read_ev~0)| ~q_read_ev~0) (= ~c_dr_st~0 |old(~c_dr_st~0)|) (= ~c_dr_pc~0 |old(~c_dr_pc~0)|) (= |old(~p_dw_st~0)| ~p_dw_st~0) (= ~q_write_ev~0 |old(~q_write_ev~0)|) (= ~c_num_read~0 ~p_num_write~0) (= ~p_last_write~0 ~q_buf_0~0) (= |old(~q_free~0)| ~q_free~0) (= ~c_last_read~0 ~p_last_write~0) (= ~q_buf_0~0 |old(~q_buf_0~0)|) (= ~p_num_write~0 |old(~p_num_write~0)|)) (not (= |old(~c_last_read~0)| |old(~p_last_write~0)|)) (not (= |old(~q_buf_0~0)| |old(~p_last_write~0)|)) (not (= |old(~p_dw_st~0)| 0)) (not (<= |old(~q_free~0)| 1))) [2020-10-14 10:11:10,702 INFO L271 CegarLoopResult]: At program point L326(lines 303 331) the Hoare annotation is: true [2020-10-14 10:11:10,702 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-14 10:11:10,702 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= ~q_free~0 0) (= ~p_dw_st~0 0) (= ~p_last_write~0 ~q_buf_0~0) (<= ~c_dr_pc~0 0) (<= ~p_dw_pc~0 0) (= ~c_last_read~0 ~p_last_write~0) (not (= ~p_dw_i~0 1)) (= ~c_num_read~0 ~p_num_write~0)) [2020-10-14 10:11:10,702 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-14 10:11:10,702 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-14 10:11:10,702 INFO L268 CegarLoopResult]: For program point L33(lines 33 38) no Hoare annotation was computed. [2020-10-14 10:11:10,702 INFO L268 CegarLoopResult]: For program point L32(lines 32 41) no Hoare annotation was computed. [2020-10-14 10:11:10,702 INFO L268 CegarLoopResult]: For program point L32-2(lines 32 41) no Hoare annotation was computed. [2020-10-14 10:11:10,702 INFO L268 CegarLoopResult]: For program point is_do_write_p_triggeredFINAL(lines 28 46) no Hoare annotation was computed. [2020-10-14 10:11:10,702 INFO L268 CegarLoopResult]: For program point is_do_write_p_triggeredEXIT(lines 28 46) no Hoare annotation was computed. [2020-10-14 10:11:10,703 INFO L264 CegarLoopResult]: At program point L43(lines 31 45) the Hoare annotation is: (let ((.cse9 (+ ~c_num_read~0 1))) (let ((.cse5 (not (<= ~c_dr_pc~0 0))) (.cse0 (= is_do_write_p_triggered_~__retres1~0 0)) (.cse1 (not (= ~p_dw_i~0 1))) (.cse8 (not (<= 2 ~c_dr_st~0))) (.cse2 (not (<= ~p_num_write~0 .cse9))) (.cse3 (not (<= ~p_dw_pc~0 0))) (.cse4 (not (<= .cse9 ~p_num_write~0))) (.cse6 (not (= ~p_last_write~0 ~q_buf_0~0))) (.cse7 (not (= ~q_free~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7) (or .cse0 .cse8 .cse1 .cse3 .cse5 .cse6) (or .cse0 .cse1 .cse8 .cse2 .cse3 .cse4 .cse6 .cse7)))) [2020-10-14 10:11:10,703 INFO L271 CegarLoopResult]: At program point is_do_write_p_triggeredENTRY(lines 28 46) the Hoare annotation is: true [2020-10-14 10:11:10,703 INFO L268 CegarLoopResult]: For program point do_read_cEXIT(lines 135 191) no Hoare annotation was computed. [2020-10-14 10:11:10,703 INFO L264 CegarLoopResult]: At program point L186(lines 135 191) the Hoare annotation is: (let ((.cse4 (<= ~q_free~0 1)) (.cse5 (<= 2 ~c_dr_st~0)) (.cse6 (<= 1 ~q_free~0)) (.cse7 (<= 1 ~c_dr_pc~0)) (.cse8 (= ~c_last_read~0 ~p_last_write~0)) (.cse9 (= ~c_num_read~0 ~p_num_write~0))) (let ((.cse0 (not (= ~p_dw_i~0 1))) (.cse1 (and .cse4 .cse5 .cse6 (= ~p_dw_st~0 0) .cse7 .cse8 .cse9)) (.cse2 (not (= ~p_last_write~0 ~q_buf_0~0)))) (and (or (not (<= |old(~c_dr_pc~0)| 0)) (not (<= 1 |old(~q_free~0)|)) .cse0 (not (= ~p_last_write~0 |old(~c_last_read~0)|)) (not (= ~p_num_write~0 |old(~c_num_read~0)|)) (not (<= ~p_dw_pc~0 0)) .cse1 .cse2 (not (= |old(~p_dw_st~0)| 0)) (not (<= |old(~q_free~0)| 1))) (let ((.cse3 (+ |old(~c_num_read~0)| 1))) (or (not (<= .cse3 ~p_num_write~0)) (not (<= ~p_num_write~0 .cse3)) .cse0 (not (<= 2 |old(~p_dw_st~0)|)) (and .cse4 .cse5 .cse6 (<= 2 ~p_dw_st~0) .cse7 .cse8 .cse9) .cse1 (not (= |old(~q_free~0)| 0)) .cse2 (not (= ~p_dw_pc~0 1))))))) [2020-10-14 10:11:10,703 INFO L268 CegarLoopResult]: For program point L151(lines 150 185) no Hoare annotation was computed. [2020-10-14 10:11:10,704 INFO L264 CegarLoopResult]: At program point L182(line 182) the Hoare annotation is: (let ((.cse0 (not (= ~p_dw_i~0 1))) (.cse1 (not (= ~p_last_write~0 ~q_buf_0~0)))) (and (or (not (<= |old(~c_dr_pc~0)| 0)) (not (<= 1 |old(~q_free~0)|)) .cse0 (not (= ~p_last_write~0 |old(~c_last_read~0)|)) (not (= ~p_num_write~0 |old(~c_num_read~0)|)) (not (<= ~p_dw_pc~0 0)) .cse1 (not (= |old(~p_dw_st~0)| 0)) (not (<= |old(~q_free~0)| 1))) (let ((.cse2 (+ |old(~c_num_read~0)| 1))) (or (not (<= .cse2 ~p_num_write~0)) (not (<= ~p_num_write~0 .cse2)) .cse0 (not (<= 2 |old(~p_dw_st~0)|)) (not (= |old(~q_free~0)| 0)) .cse1 (not (= ~p_dw_pc~0 1)))))) [2020-10-14 10:11:10,704 INFO L264 CegarLoopResult]: At program point L182-1(lines 138 190) the Hoare annotation is: (let ((.cse21 (+ |old(~c_num_read~0)| 1)) (.cse9 (<= ~q_free~0 1)) (.cse10 (<= 1 ~q_free~0)) (.cse19 (= ~p_dw_st~0 0)) (.cse20 (= ~p_dw_pc~0 1)) (.cse11 (= ~c_last_read~0 ~p_last_write~0)) (.cse12 (= ~c_num_read~0 ~p_num_write~0))) (let ((.cse2 (= ~a_t~0 |old(~a_t~0)|)) (.cse3 (= |old(~q_read_ev~0)| ~q_read_ev~0)) (.cse6 (= ~c_dr_pc~0 |old(~c_dr_pc~0)|)) (.cse0 (and .cse9 .cse10 .cse19 .cse20 .cse11 .cse12)) (.cse5 (= ~c_dr_st~0 |old(~c_dr_st~0)|)) (.cse7 (= |old(~p_dw_st~0)| ~p_dw_st~0)) (.cse1 (not (<= .cse21 ~p_num_write~0))) (.cse18 (not (<= |old(~c_dr_pc~0)| 0))) (.cse8 (not (<= ~p_num_write~0 .cse21))) (.cse13 (not (= ~p_dw_i~0 1))) (.cse14 (not (<= 2 |old(~p_dw_st~0)|))) (.cse15 (not (= ~p_last_write~0 ~q_buf_0~0))) (.cse16 (not (= |old(~q_free~0)| 0))) (.cse17 (not .cse20))) (and (or .cse0 .cse1 (let ((.cse4 (+ ~c_num_read~0 1))) (and (= ~c_last_read~0 |old(~c_last_read~0)|) .cse2 .cse3 (<= .cse4 ~p_num_write~0) .cse5 (<= ~p_num_write~0 .cse4) .cse6 (= |old(~q_free~0)| ~q_free~0) .cse7)) .cse8 (and (<= 2 ~p_dw_st~0) (or (and .cse9 .cse10 .cse5 .cse7 .cse11) (and .cse9 .cse10 (<= 1 ~c_dr_pc~0) .cse11)) .cse12) .cse13 .cse14 .cse15 .cse16 .cse17) (or .cse18 (not (<= 1 |old(~q_free~0)|)) .cse13 (not (= ~p_last_write~0 |old(~c_last_read~0)|)) (not (= ~p_num_write~0 |old(~c_num_read~0)|)) (not (<= ~p_dw_pc~0 0)) (and .cse9 .cse2 .cse10 .cse3 .cse5 .cse19 .cse6 .cse11 .cse12) .cse15 (not (= |old(~p_dw_st~0)| 0)) (not (<= |old(~q_free~0)| 1))) (or .cse0 (and .cse5 .cse7) .cse1 .cse18 .cse8 .cse13 .cse14 .cse15 .cse16 .cse17)))) [2020-10-14 10:11:10,704 INFO L264 CegarLoopResult]: At program point L143(lines 138 190) the Hoare annotation is: (let ((.cse9 (+ |old(~c_num_read~0)| 1))) (let ((.cse0 (not (<= .cse9 ~p_num_write~0))) (.cse8 (not (<= |old(~c_dr_pc~0)| 0))) (.cse2 (not (<= ~p_num_write~0 .cse9))) (.cse3 (not (= ~p_dw_i~0 1))) (.cse4 (not (<= 2 |old(~p_dw_st~0)|))) (.cse5 (not (= |old(~q_free~0)| 0))) (.cse6 (not (= ~p_last_write~0 ~q_buf_0~0))) (.cse7 (not (= ~p_dw_pc~0 1)))) (and (or .cse0 (let ((.cse1 (+ ~c_num_read~0 1))) (and (= ~c_last_read~0 |old(~c_last_read~0)|) (= ~a_t~0 |old(~a_t~0)|) (= |old(~q_read_ev~0)| ~q_read_ev~0) (<= .cse1 ~p_num_write~0) (= ~c_dr_st~0 |old(~c_dr_st~0)|) (<= ~p_num_write~0 .cse1) (= ~c_dr_pc~0 |old(~c_dr_pc~0)|) (= |old(~q_free~0)| ~q_free~0) (= |old(~p_dw_st~0)| ~p_dw_st~0))) .cse2 .cse3 .cse4 .cse5 .cse6 .cse7) (or .cse8 (not (<= 1 |old(~q_free~0)|)) .cse3 (not (= ~p_last_write~0 |old(~c_last_read~0)|)) (not (= ~p_num_write~0 |old(~c_num_read~0)|)) (not (<= ~p_dw_pc~0 0)) .cse6 (not (= |old(~p_dw_st~0)| 0)) (not (<= |old(~q_free~0)| 1))) (or .cse0 .cse8 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7)))) [2020-10-14 10:11:10,704 INFO L268 CegarLoopResult]: For program point L172(lines 172 184) no Hoare annotation was computed. [2020-10-14 10:11:10,704 INFO L268 CegarLoopResult]: For program point L139(lines 139 147) no Hoare annotation was computed. [2020-10-14 10:11:10,704 INFO L264 CegarLoopResult]: At program point do_read_cENTRY(lines 135 191) the Hoare annotation is: (let ((.cse1 (not (= ~p_dw_i~0 1))) (.cse8 (not (= ~p_last_write~0 ~q_buf_0~0))) (.cse2 (= ~a_t~0 |old(~a_t~0)|)) (.cse3 (= |old(~q_read_ev~0)| ~q_read_ev~0)) (.cse5 (= ~c_dr_st~0 |old(~c_dr_st~0)|)) (.cse6 (= ~c_dr_pc~0 |old(~c_dr_pc~0)|)) (.cse7 (= |old(~p_dw_st~0)| ~p_dw_st~0))) (and (let ((.cse0 (+ |old(~c_num_read~0)| 1))) (or (not (<= .cse0 ~p_num_write~0)) (not (<= ~p_num_write~0 .cse0)) .cse1 (not (<= 2 |old(~p_dw_st~0)|)) (let ((.cse4 (+ ~c_num_read~0 1))) (and (= ~q_free~0 0) (= ~c_last_read~0 |old(~c_last_read~0)|) .cse2 .cse3 (<= .cse4 ~p_num_write~0) .cse5 (<= ~p_num_write~0 .cse4) .cse6 .cse7)) (not (= |old(~q_free~0)| 0)) .cse8 (not (= ~p_dw_pc~0 1)))) (or (not (<= |old(~c_dr_pc~0)| 0)) (not (<= 1 |old(~q_free~0)|)) .cse1 (not (= ~p_last_write~0 |old(~c_last_read~0)|)) (not (= ~p_num_write~0 |old(~c_num_read~0)|)) (not (<= ~p_dw_pc~0 0)) .cse8 (not (= |old(~p_dw_st~0)| 0)) (and .cse2 .cse3 .cse5 .cse6 (= |old(~q_free~0)| ~q_free~0) .cse7 (= ~c_last_read~0 ~p_last_write~0) (= ~c_num_read~0 ~p_num_write~0)) (not (<= |old(~q_free~0)| 1))))) [2020-10-14 10:11:10,704 INFO L268 CegarLoopResult]: For program point L152-1(lines 152 162) no Hoare annotation was computed. [2020-10-14 10:11:10,705 INFO L264 CegarLoopResult]: At program point L177(line 177) the Hoare annotation is: (let ((.cse0 (not (= ~p_dw_i~0 1))) (.cse1 (not (= ~p_last_write~0 ~q_buf_0~0)))) (and (or (not (<= |old(~c_dr_pc~0)| 0)) (not (<= 1 |old(~q_free~0)|)) .cse0 (not (= ~p_last_write~0 |old(~c_last_read~0)|)) (not (= ~p_num_write~0 |old(~c_num_read~0)|)) (not (<= ~p_dw_pc~0 0)) .cse1 (not (= |old(~p_dw_st~0)| 0)) (not (<= |old(~q_free~0)| 1))) (let ((.cse2 (+ |old(~c_num_read~0)| 1))) (or (not (<= .cse2 ~p_num_write~0)) (not (<= ~p_num_write~0 .cse2)) .cse0 (not (<= 2 |old(~p_dw_st~0)|)) (not (= |old(~q_free~0)| 0)) .cse1 (not (= ~p_dw_pc~0 1)))))) [2020-10-14 10:11:10,705 INFO L268 CegarLoopResult]: For program point L142(lines 142 146) no Hoare annotation was computed. [2020-10-14 10:11:10,705 INFO L268 CegarLoopResult]: For program point L173(lines 173 179) no Hoare annotation was computed. [2020-10-14 10:11:10,705 INFO L264 CegarLoopResult]: At program point L169(line 169) the Hoare annotation is: (let ((.cse14 (+ |old(~c_num_read~0)| 1))) (let ((.cse0 (not (<= |old(~c_dr_pc~0)| 0))) (.cse3 (not (<= .cse14 ~p_num_write~0))) (.cse6 (<= ~q_free~0 1)) (.cse7 (<= 1 ~q_free~0)) (.cse8 (= ~c_dr_st~0 |old(~c_dr_st~0)|)) (.cse9 (= |old(~p_dw_st~0)| ~p_dw_st~0)) (.cse10 (= ~c_last_read~0 ~p_last_write~0)) (.cse11 (= ~c_num_read~0 ~p_num_write~0)) (.cse4 (not (<= ~p_num_write~0 .cse14))) (.cse1 (not (= ~p_dw_i~0 1))) (.cse5 (not (<= 2 |old(~p_dw_st~0)|))) (.cse12 (not (= |old(~q_free~0)| 0))) (.cse2 (not (= ~p_last_write~0 ~q_buf_0~0))) (.cse13 (not (= ~p_dw_pc~0 1)))) (and (or .cse0 (not (<= 1 |old(~q_free~0)|)) .cse1 (not (= ~p_last_write~0 |old(~c_last_read~0)|)) (not (= ~p_num_write~0 |old(~c_num_read~0)|)) (not (<= ~p_dw_pc~0 0)) .cse2 (not (= |old(~p_dw_st~0)| 0)) (not (<= |old(~q_free~0)| 1))) (or .cse3 .cse0 .cse4 .cse1 .cse5 (and .cse6 .cse7 .cse8 (<= ~c_dr_pc~0 0) .cse9 .cse10 .cse11) .cse12 .cse2 .cse13) (or .cse3 (and .cse6 .cse7 .cse8 (<= 1 ~c_dr_pc~0) .cse9 .cse10 .cse11) .cse4 .cse1 .cse5 .cse12 .cse2 (not (<= 1 |old(~c_dr_pc~0)|)) .cse13)))) [2020-10-14 10:11:10,705 INFO L268 CegarLoopResult]: For program point L169-1(line 169) no Hoare annotation was computed. [2020-10-14 10:11:10,705 INFO L268 CegarLoopResult]: For program point init_modelFINAL(lines 332 348) no Hoare annotation was computed. [2020-10-14 10:11:10,705 INFO L268 CegarLoopResult]: For program point init_modelEXIT(lines 332 348) no Hoare annotation was computed. [2020-10-14 10:11:10,705 INFO L264 CegarLoopResult]: At program point init_modelENTRY(lines 332 348) the Hoare annotation is: (or (not (= |old(~c_num_read~0)| |old(~p_num_write~0)|)) (not (<= |old(~c_dr_pc~0)| 0)) (not (<= |old(~p_dw_pc~0)| 0)) (not (= ~p_dw_st~0 0)) (= |old(~p_dw_i~0)| 1) (and (= ~q_free~0 0) (= |old(~p_dw_pc~0)| ~p_dw_pc~0) (= |old(~q_read_ev~0)| ~q_read_ev~0) (= |old(~c_dr_i~0)| ~c_dr_i~0) (= ~c_dr_pc~0 |old(~c_dr_pc~0)|) (= ~p_dw_i~0 |old(~p_dw_i~0)|) (= ~q_write_ev~0 |old(~q_write_ev~0)|) (= ~c_num_read~0 ~p_num_write~0) (= ~p_num_write~0 |old(~p_num_write~0)|)) (not (= |old(~q_free~0)| 0)) (not (= ~p_last_write~0 ~q_buf_0~0)) (not (= ~c_last_read~0 ~p_last_write~0))) [2020-10-14 10:11:10,818 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.10 10:11:10 BoogieIcfgContainer [2020-10-14 10:11:10,819 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-14 10:11:10,820 INFO L168 Benchmark]: Toolchain (without parser) took 69950.82 ms. Allocated memory was 147.3 MB in the beginning and 846.2 MB in the end (delta: 698.9 MB). Free memory was 103.4 MB in the beginning and 514.6 MB in the end (delta: -411.2 MB). Peak memory consumption was 720.2 MB. Max. memory is 7.1 GB. [2020-10-14 10:11:10,821 INFO L168 Benchmark]: CDTParser took 0.52 ms. Allocated memory is still 147.3 MB. Free memory was 121.9 MB in the beginning and 121.4 MB in the end (delta: 419.8 kB). Peak memory consumption was 419.8 kB. Max. memory is 7.1 GB. [2020-10-14 10:11:10,822 INFO L168 Benchmark]: CACSL2BoogieTranslator took 392.91 ms. Allocated memory is still 147.3 MB. Free memory was 103.4 MB in the beginning and 90.7 MB in the end (delta: 12.7 MB). Peak memory consumption was 12.7 MB. Max. memory is 7.1 GB. [2020-10-14 10:11:10,822 INFO L168 Benchmark]: Boogie Preprocessor took 131.58 ms. Allocated memory was 147.3 MB in the beginning and 202.4 MB in the end (delta: 55.1 MB). Free memory was 90.7 MB in the beginning and 179.9 MB in the end (delta: -89.2 MB). Peak memory consumption was 9.9 MB. Max. memory is 7.1 GB. [2020-10-14 10:11:10,823 INFO L168 Benchmark]: RCFGBuilder took 467.36 ms. Allocated memory is still 202.4 MB. Free memory was 179.9 MB in the beginning and 152.9 MB in the end (delta: 27.0 MB). Peak memory consumption was 27.0 MB. Max. memory is 7.1 GB. [2020-10-14 10:11:10,823 INFO L168 Benchmark]: TraceAbstraction took 68953.57 ms. Allocated memory was 202.4 MB in the beginning and 846.2 MB in the end (delta: 643.8 MB). Free memory was 152.9 MB in the beginning and 514.6 MB in the end (delta: -361.7 MB). Peak memory consumption was 714.6 MB. Max. memory is 7.1 GB. [2020-10-14 10:11:10,826 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.52 ms. Allocated memory is still 147.3 MB. Free memory was 121.9 MB in the beginning and 121.4 MB in the end (delta: 419.8 kB). Peak memory consumption was 419.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 392.91 ms. Allocated memory is still 147.3 MB. Free memory was 103.4 MB in the beginning and 90.7 MB in the end (delta: 12.7 MB). Peak memory consumption was 12.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 131.58 ms. Allocated memory was 147.3 MB in the beginning and 202.4 MB in the end (delta: 55.1 MB). Free memory was 90.7 MB in the beginning and 179.9 MB in the end (delta: -89.2 MB). Peak memory consumption was 9.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 467.36 ms. Allocated memory is still 202.4 MB. Free memory was 179.9 MB in the beginning and 152.9 MB in the end (delta: 27.0 MB). Peak memory consumption was 27.0 MB. Max. memory is 7.1 GB. * TraceAbstraction took 68953.57 ms. Allocated memory was 202.4 MB in the beginning and 846.2 MB in the end (delta: 643.8 MB). Free memory was 152.9 MB in the beginning and 514.6 MB in the end (delta: -361.7 MB). Peak memory consumption was 714.6 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 9]: 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: 288]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 230]: Loop Invariant Derived loop invariant: (((((((((((((((!(2 <= \old(c_dr_st)) || (((((((((c_last_read == \old(c_last_read) && a_t == \old(a_t)) && \old(q_read_ev) == q_read_ev) && c_num_read + 1 <= p_num_write) && c_dr_st == \old(c_dr_st)) && c_dr_pc == \old(c_dr_pc)) && \old(p_dw_st) == p_dw_st) && q_write_ev == \old(q_write_ev)) && q_buf_0 == \old(q_buf_0)) && p_num_write == \old(p_num_write))) || !(\old(p_dw_pc) == 1)) || !(\old(c_num_read) + 1 <= \old(p_num_write))) || !(2 <= \old(p_dw_st))) || !(p_dw_i == 1)) || !(\old(q_free) == 0)) || !(\old(q_buf_0) == \old(p_last_write))) || !(\old(p_num_write) <= \old(c_num_read) + 1)) || !(1 <= \old(c_dr_pc))) && ((((((((((!(\old(p_dw_pc) == 1) || !(\old(c_num_read) + 1 <= \old(p_num_write))) || !(p_dw_i == 1)) || !(2 <= \old(p_dw_st))) || (((((((q_free == 0 && c_num_read + 1 <= p_num_write) && 2 <= p_dw_st) && p_num_write <= c_num_read + 1) && p_last_write == q_buf_0) && 1 <= c_dr_pc) && p_dw_pc == 1) && p_dw_i == 1)) || ((((((2 <= c_dr_st && 2 <= p_dw_st) && p_last_write == q_buf_0) && 1 <= c_dr_pc) && p_dw_pc == 1) && p_dw_i == 1) && c_num_read == p_num_write)) || !(\old(q_free) == 0)) || ((((((2 <= c_dr_st && p_dw_st == 0) && p_last_write == q_buf_0) && 1 <= c_dr_pc) && p_dw_pc == 1) && p_dw_i == 1) && c_num_read == p_num_write)) || !(\old(q_buf_0) == \old(p_last_write))) || !(\old(p_num_write) <= \old(c_num_read) + 1)) || (((((((((((((c_last_read == \old(c_last_read) && a_t == \old(a_t)) && \old(q_read_ev) == q_read_ev) && c_dr_st == \old(c_dr_st)) && c_dr_pc == \old(c_dr_pc)) && \old(p_dw_st) == p_dw_st) && q_write_ev == \old(q_write_ev)) && c_num_read + 1 <= p_num_write) && p_num_write <= c_num_read + 1) && p_last_write == q_buf_0) && \old(q_free) == q_free) && p_dw_pc == 1) && q_buf_0 == \old(q_buf_0)) && p_num_write == \old(p_num_write)))) && ((((((((((!(2 <= \old(c_dr_st)) || !(\old(c_dr_pc) <= 0)) || !(\old(p_dw_pc) <= 0)) || !(1 <= \old(q_free))) || !(p_dw_i == 1)) || !(\old(c_last_read) == \old(p_last_write))) || !(\old(q_buf_0) == \old(p_last_write))) || !(\old(p_dw_st) == 0)) || ((((2 <= c_dr_st && c_dr_pc <= 0) && p_last_write == q_buf_0) && p_dw_pc == 1) && p_dw_i == 1)) || ((((((((((((a_t == \old(a_t) && \old(p_dw_pc) == p_dw_pc) && \old(q_read_ev) == q_read_ev) && c_dr_st == \old(c_dr_st)) && c_dr_pc == \old(c_dr_pc)) && c_num_read == \old(c_num_read)) && q_write_ev == \old(q_write_ev)) && p_dw_st == 0) && p_last_write == q_buf_0) && \old(q_free) == q_free) && c_last_read == p_last_write) && q_buf_0 == \old(q_buf_0)) && p_num_write == \old(p_num_write))) || !(\old(q_free) <= 1))) && (((((((((((((!(\old(c_num_read) == \old(p_num_write)) || !(2 <= \old(c_dr_st))) || !(\old(c_last_read) == \old(p_last_write))) || ((((((2 <= c_dr_st && 2 <= p_dw_st) && p_last_write == q_buf_0) && 1 <= c_dr_pc) && p_dw_pc == 1) && p_dw_i == 1) && c_num_read == p_num_write)) || !(\old(q_buf_0) == \old(p_last_write))) || !(\old(p_dw_st) == 0)) || !(\old(p_dw_pc) <= 0)) || !(1 <= \old(q_free))) || ((((((((((((\old(p_dw_pc) == p_dw_pc && c_last_read == \old(c_last_read)) && a_t == \old(a_t)) && \old(q_read_ev) == q_read_ev) && c_dr_st == \old(c_dr_st)) && c_dr_pc == \old(c_dr_pc)) && q_write_ev == \old(q_write_ev)) && p_last_write == \old(p_last_write)) && c_num_read == p_num_write) && p_dw_st == 0) && \old(q_free) == q_free) && q_buf_0 == \old(q_buf_0)) && p_num_write == \old(p_num_write))) || !(p_dw_i == 1)) || (((((((q_free == 0 && c_num_read + 1 <= p_num_write) && 2 <= p_dw_st) && p_num_write <= c_num_read + 1) && p_last_write == q_buf_0) && 1 <= c_dr_pc) && p_dw_pc == 1) && p_dw_i == 1)) || ((((((2 <= c_dr_st && p_dw_st == 0) && p_last_write == q_buf_0) && 1 <= c_dr_pc) && p_dw_pc == 1) && p_dw_i == 1) && c_num_read == p_num_write)) || !(1 <= \old(c_dr_pc))) || !(\old(q_free) <= 1))) && (((((((!(\old(c_num_read) == \old(p_num_write)) || !(2 <= \old(c_dr_st))) || !(\old(p_dw_pc) == 1)) || !(2 <= \old(p_dw_st))) || !(p_dw_i == 1)) || ((((((((((((c_last_read == \old(c_last_read) && a_t == \old(a_t)) && \old(q_read_ev) == q_read_ev) && c_dr_st == \old(c_dr_st)) && c_dr_pc == \old(c_dr_pc)) && \old(p_dw_st) == p_dw_st) && q_write_ev == \old(q_write_ev)) && c_num_read == p_num_write) && p_last_write == q_buf_0) && \old(q_free) == q_free) && p_dw_pc == 1) && q_buf_0 == \old(q_buf_0)) && p_num_write == \old(p_num_write))) || !(\old(q_buf_0) == \old(p_last_write))) || !(1 <= \old(c_dr_pc)))) && ((((((((((((((!(\old(c_num_read) == \old(p_num_write)) || !(\old(c_last_read) == \old(p_last_write))) || ((((((2 <= c_dr_st && 2 <= p_dw_st) && p_last_write == q_buf_0) && 1 <= c_dr_pc) && p_dw_pc == 1) && p_dw_i == 1) && c_num_read == p_num_write)) || ((((((((((((a_t == \old(a_t) && \old(p_dw_pc) == p_dw_pc) && \old(q_read_ev) == q_read_ev) && c_dr_st == \old(c_dr_st)) && c_dr_pc == \old(c_dr_pc)) && \old(p_dw_st) == p_dw_st) && q_write_ev == \old(q_write_ev)) && p_last_write == \old(p_last_write)) && c_num_read == p_num_write) && \old(q_free) == q_free) && c_last_read == p_last_write) && q_buf_0 == \old(q_buf_0)) && p_num_write == \old(p_num_write))) || !(\old(q_buf_0) == \old(p_last_write))) || !(\old(p_dw_st) == 0)) || (((((((((q_free <= 1 && 2 <= c_dr_st) && 1 <= q_free) && p_dw_st == 0) && p_dw_pc <= 0) && p_last_write == q_buf_0) && 1 <= c_dr_pc) && c_last_read == p_last_write) && p_num_write == \old(p_num_write)) && c_num_read == p_num_write)) || (((((((q_free == 0 && c_num_read + 1 <= p_num_write) && 2 <= p_dw_st) && p_num_write <= c_num_read + 1) && p_last_write == q_buf_0) && p_dw_pc == 1) && \old(p_num_write) + 1 <= p_num_write) && p_num_write <= \old(p_num_write) + 1)) || (((((2 <= c_dr_st && p_dw_st == 0) && p_last_write == q_buf_0) && 1 <= c_dr_pc) && p_dw_pc == 1) && c_num_read == p_num_write)) || !(\old(c_dr_pc) <= 0)) || !(\old(p_dw_pc) <= 0)) || !(1 <= \old(q_free))) || !(p_dw_i == 1)) || (((((((q_free == 0 && c_num_read + 1 <= p_num_write) && 2 <= p_dw_st) && p_num_write <= c_num_read + 1) && p_last_write == q_buf_0) && 1 <= c_dr_pc) && p_dw_pc == 1) && p_dw_i == 1)) || !(\old(q_free) <= 1))) && (((((!(2 <= \old(c_dr_st)) || !(\old(c_dr_pc) <= 0)) || !(\old(p_dw_pc) == 1)) || !(p_dw_i == 1)) || !(\old(q_buf_0) == \old(p_last_write))) || ((((2 <= c_dr_st && c_dr_pc <= 0) && p_last_write == q_buf_0) && p_dw_pc == 1) && p_dw_i == 1))) && (((((((((!(\old(c_num_read) == \old(p_num_write)) || !(2 <= \old(c_dr_st))) || !(\old(p_dw_pc) == 1)) || (((((((q_free == 0 && c_num_read + 1 <= p_num_write) && 2 <= p_dw_st) && p_num_write <= c_num_read + 1) && p_last_write == q_buf_0) && 1 <= c_dr_pc) && p_dw_pc == 1) && p_dw_i == 1)) || !(p_dw_i == 1)) || ((((((2 <= c_dr_st && 2 <= p_dw_st) && p_last_write == q_buf_0) && 1 <= c_dr_pc) && p_dw_pc == 1) && p_dw_i == 1) && c_num_read == p_num_write)) || ((((((2 <= c_dr_st && p_dw_st == 0) && p_last_write == q_buf_0) && 1 <= c_dr_pc) && p_dw_pc == 1) && p_dw_i == 1) && c_num_read == p_num_write)) || !(\old(q_buf_0) == \old(p_last_write))) || !(\old(p_dw_st) == 0)) || !(1 <= \old(c_dr_pc))) - InvariantResult [Line: 138]: Loop Invariant Derived loop invariant: ((((((((!(\old(c_num_read) + 1 <= p_num_write) || ((((((((c_last_read == \old(c_last_read) && a_t == \old(a_t)) && \old(q_read_ev) == q_read_ev) && c_num_read + 1 <= p_num_write) && c_dr_st == \old(c_dr_st)) && p_num_write <= c_num_read + 1) && c_dr_pc == \old(c_dr_pc)) && \old(q_free) == q_free) && \old(p_dw_st) == p_dw_st)) || !(p_num_write <= \old(c_num_read) + 1)) || !(p_dw_i == 1)) || !(2 <= \old(p_dw_st))) || !(\old(q_free) == 0)) || !(p_last_write == q_buf_0)) || !(p_dw_pc == 1)) && ((((((((!(\old(c_dr_pc) <= 0) || !(1 <= \old(q_free))) || !(p_dw_i == 1)) || !(p_last_write == \old(c_last_read))) || !(p_num_write == \old(c_num_read))) || !(p_dw_pc <= 0)) || !(p_last_write == q_buf_0)) || !(\old(p_dw_st) == 0)) || !(\old(q_free) <= 1))) && (((((((!(\old(c_num_read) + 1 <= p_num_write) || !(\old(c_dr_pc) <= 0)) || !(p_num_write <= \old(c_num_read) + 1)) || !(p_dw_i == 1)) || !(2 <= \old(p_dw_st))) || !(\old(q_free) == 0)) || !(p_last_write == q_buf_0)) || !(p_dw_pc == 1)) - InvariantResult [Line: 95]: Loop Invariant Derived loop invariant: (((((((((((!(2 <= \old(c_dr_st)) || (((c_dr_st == \old(c_dr_st) && p_dw_pc <= 0) && (((((c_dr_st == \old(c_dr_st) && c_dr_pc <= 0) && p_last_write == q_buf_0) && \old(p_dw_st) == p_dw_st) && p_dw_i == 1) || (((p_dw_st == 0 && c_dr_pc <= 0) && p_last_write == q_buf_0) && p_dw_i == 1))) && \old(p_dw_st) == p_dw_st)) || !(\old(p_dw_pc) <= 0)) || !(c_last_read == \old(p_last_write))) || !(1 <= \old(q_free))) || !(p_dw_i == 1)) || !(c_dr_pc <= 0)) || !(\old(q_buf_0) == \old(p_last_write))) || !(\old(q_free) <= 1)) && (((((((((((!(1 <= c_dr_pc) || !(2 <= \old(c_dr_st))) || !(c_num_read == \old(p_num_write))) || !(\old(p_dw_pc) <= 0)) || ((((((((q_free == 0 && c_num_read + 1 <= p_num_write) && p_num_write <= c_num_read + 1) && p_last_write == q_buf_0) && 1 <= c_dr_pc) && \old(p_num_write) + 1 <= p_num_write) && p_dw_pc == 1) && p_dw_i == 1) && p_num_write <= \old(p_num_write) + 1)) || !(c_last_read == \old(p_last_write))) || ((((((((q_free == 0 && c_num_read + 1 <= p_num_write) && p_num_write <= c_num_read + 1) && p_last_write == q_buf_0) && 1 <= c_dr_pc) && p_dw_pc <= 0) && \old(p_num_write) + 1 <= p_num_write) && p_dw_i == 1) && p_num_write <= \old(p_num_write) + 1)) || !(1 <= \old(q_free))) || (((((((\old(p_dw_pc) == p_dw_pc && c_dr_st == \old(c_dr_st)) && \old(q_free) == q_free) && \old(p_dw_st) == p_dw_st) && c_last_read == p_last_write) && q_write_ev == \old(q_write_ev)) && q_buf_0 == \old(q_buf_0)) && p_num_write == \old(p_num_write))) || !(p_dw_i == 1)) || !(\old(q_buf_0) == \old(p_last_write))) || !(\old(q_free) <= 1))) && (((((((!(1 <= c_dr_pc) || !(2 <= \old(c_dr_st))) || !(c_num_read == \old(p_num_write))) || ((((((((q_free == 0 && c_num_read + 1 <= p_num_write) && p_num_write <= c_num_read + 1) && p_last_write == q_buf_0) && 1 <= c_dr_pc) && \old(p_num_write) + 1 <= p_num_write) && p_dw_pc == 1) && p_dw_i == 1) && p_num_write <= \old(p_num_write) + 1)) || !(\old(p_dw_pc) == 1)) || ((((((((q_free == 0 && c_num_read + 1 <= p_num_write) && p_num_write <= c_num_read + 1) && p_last_write == q_buf_0) && 1 <= c_dr_pc) && p_dw_pc <= 0) && \old(p_num_write) + 1 <= p_num_write) && p_dw_i == 1) && p_num_write <= \old(p_num_write) + 1)) || !(p_dw_i == 1)) || !(\old(q_buf_0) == \old(p_last_write)))) && (((((!(2 <= \old(c_dr_st)) || ((2 <= c_dr_st && p_dw_pc == 1) && (((((c_dr_st == \old(c_dr_st) && c_dr_pc <= 0) && p_last_write == q_buf_0) && \old(p_dw_st) == p_dw_st) && p_dw_i == 1) || (((p_dw_st == 0 && c_dr_pc <= 0) && p_last_write == q_buf_0) && p_dw_i == 1)))) || !(\old(p_dw_pc) == 1)) || !(p_dw_i == 1)) || !(c_dr_pc <= 0)) || !(\old(q_buf_0) == \old(p_last_write)))) && (((((((((!(c_num_read == \old(p_num_write)) || !(\old(p_dw_pc) <= 0)) || ((((((q_free == 0 && c_dr_st == \old(c_dr_st)) && p_dw_pc <= 0) && \old(p_num_write) + 1 <= p_num_write) && (((((c_dr_st == \old(c_dr_st) && c_dr_pc <= 0) && p_last_write == q_buf_0) && \old(p_dw_st) == p_dw_st) && p_dw_i == 1) || (((p_dw_st == 0 && c_dr_pc <= 0) && p_last_write == q_buf_0) && p_dw_i == 1))) && \old(p_dw_st) == p_dw_st) && p_num_write <= \old(p_num_write) + 1)) || !(c_last_read == \old(p_last_write))) || !(1 <= \old(q_free))) || !(p_dw_i == 1)) || !(c_dr_pc <= 0)) || (((((((((\old(p_dw_pc) == p_dw_pc && c_dr_st == \old(c_dr_st)) && c_dr_pc <= 0) && \old(q_free) == q_free) && \old(p_dw_st) == p_dw_st) && c_last_read == p_last_write) && q_write_ev == \old(q_write_ev)) && q_buf_0 == \old(q_buf_0)) && p_dw_i == 1) && p_num_write == \old(p_num_write))) || !(\old(q_buf_0) == \old(p_last_write))) || !(\old(q_free) <= 1)) - InvariantResult [Line: 303]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 138]: Loop Invariant Derived loop invariant: (((((((((((((((q_free <= 1 && 1 <= q_free) && p_dw_st == 0) && p_dw_pc == 1) && c_last_read == p_last_write) && c_num_read == p_num_write) || !(\old(c_num_read) + 1 <= p_num_write)) || ((((((((c_last_read == \old(c_last_read) && a_t == \old(a_t)) && \old(q_read_ev) == q_read_ev) && c_num_read + 1 <= p_num_write) && c_dr_st == \old(c_dr_st)) && p_num_write <= c_num_read + 1) && c_dr_pc == \old(c_dr_pc)) && \old(q_free) == q_free) && \old(p_dw_st) == p_dw_st)) || !(p_num_write <= \old(c_num_read) + 1)) || ((2 <= p_dw_st && (((((q_free <= 1 && 1 <= q_free) && c_dr_st == \old(c_dr_st)) && \old(p_dw_st) == p_dw_st) && c_last_read == p_last_write) || (((q_free <= 1 && 1 <= q_free) && 1 <= c_dr_pc) && c_last_read == p_last_write))) && c_num_read == p_num_write)) || !(p_dw_i == 1)) || !(2 <= \old(p_dw_st))) || !(p_last_write == q_buf_0)) || !(\old(q_free) == 0)) || !(p_dw_pc == 1)) && (((((((((!(\old(c_dr_pc) <= 0) || !(1 <= \old(q_free))) || !(p_dw_i == 1)) || !(p_last_write == \old(c_last_read))) || !(p_num_write == \old(c_num_read))) || !(p_dw_pc <= 0)) || ((((((((q_free <= 1 && a_t == \old(a_t)) && 1 <= q_free) && \old(q_read_ev) == q_read_ev) && c_dr_st == \old(c_dr_st)) && p_dw_st == 0) && c_dr_pc == \old(c_dr_pc)) && c_last_read == p_last_write) && c_num_read == p_num_write)) || !(p_last_write == q_buf_0)) || !(\old(p_dw_st) == 0)) || !(\old(q_free) <= 1))) && ((((((((((((((q_free <= 1 && 1 <= q_free) && p_dw_st == 0) && p_dw_pc == 1) && c_last_read == p_last_write) && c_num_read == p_num_write) || (c_dr_st == \old(c_dr_st) && \old(p_dw_st) == p_dw_st)) || !(\old(c_num_read) + 1 <= p_num_write)) || !(\old(c_dr_pc) <= 0)) || !(p_num_write <= \old(c_num_read) + 1)) || !(p_dw_i == 1)) || !(2 <= \old(p_dw_st))) || !(p_last_write == q_buf_0)) || !(\old(q_free) == 0)) || !(p_dw_pc == 1)) - InvariantResult [Line: 31]: Loop Invariant Derived loop invariant: ((((((((__retres1 == 0 || !(p_dw_i == 1)) || !(p_num_write <= c_num_read + 1)) || !(p_dw_pc <= 0)) || !(c_num_read + 1 <= p_num_write)) || !(c_dr_pc <= 0)) || !(p_last_write == q_buf_0)) || !(q_free == 0)) && (((((__retres1 == 0 || !(2 <= c_dr_st)) || !(p_dw_i == 1)) || !(p_dw_pc <= 0)) || !(c_dr_pc <= 0)) || !(p_last_write == q_buf_0))) && (((((((__retres1 == 0 || !(p_dw_i == 1)) || !(2 <= c_dr_st)) || !(p_num_write <= c_num_read + 1)) || !(p_dw_pc <= 0)) || !(c_num_read + 1 <= p_num_write)) || !(p_last_write == q_buf_0)) || !(q_free == 0)) - InvariantResult [Line: 310]: Loop Invariant Derived loop invariant: ((((((((((((((!(\old(c_num_read) == \old(p_num_write)) || ((((((((((\old(p_dw_pc) == p_dw_pc && \old(q_read_ev) == q_read_ev) && p_dw_st == 0) && c_dr_pc == \old(c_dr_pc)) && p_last_write == q_buf_0) && \old(q_free) == q_free) && c_last_read == p_last_write) && q_write_ev == \old(q_write_ev)) && q_buf_0 == \old(q_buf_0)) && c_num_read == p_num_write) && p_num_write == \old(p_num_write))) || !(\old(c_last_read) == \old(p_last_write))) || !(\old(q_buf_0) == \old(p_last_write))) || ((((((q_free == 0 && c_num_read + 1 <= p_num_write) && p_num_write <= c_num_read + 1) && 2 <= p_dw_st) && p_last_write == q_buf_0) && 1 <= c_dr_pc) && p_dw_pc == 1)) || !(\old(p_dw_st) == 0)) || (((((((((q_free <= 1 && 2 <= c_dr_st) && 1 <= q_free) && p_dw_st == 0) && p_dw_pc <= 0) && p_last_write == q_buf_0) && 1 <= c_dr_pc) && c_last_read == p_last_write) && p_num_write == \old(p_num_write)) && c_num_read == p_num_write)) || (((((((q_free == 0 && c_num_read + 1 <= p_num_write) && 2 <= p_dw_st) && p_num_write <= c_num_read + 1) && p_last_write == q_buf_0) && p_dw_pc == 1) && \old(p_num_write) + 1 <= p_num_write) && p_num_write <= \old(p_num_write) + 1)) || ((((2 <= c_dr_st && p_dw_st == 0) && p_last_write == q_buf_0) && p_dw_pc == 1) && c_num_read == p_num_write)) || !(\old(c_dr_pc) <= 0)) || !(\old(p_dw_pc) <= 0)) || !(1 <= \old(q_free))) || !(p_dw_i == 1)) || (((2 <= c_dr_st && p_last_write == q_buf_0) && c_dr_pc <= 0) && p_dw_pc == 1)) || ((((2 <= c_dr_st && 2 <= p_dw_st) && p_last_write == q_buf_0) && p_dw_pc == 1) && c_num_read == p_num_write)) || !(\old(q_free) <= 1) - InvariantResult [Line: 237]: Loop Invariant Derived loop invariant: (((((((((((((((!(2 <= \old(c_dr_st)) || (((((((((c_last_read == \old(c_last_read) && a_t == \old(a_t)) && \old(q_read_ev) == q_read_ev) && c_num_read + 1 <= p_num_write) && c_dr_st == \old(c_dr_st)) && c_dr_pc == \old(c_dr_pc)) && \old(p_dw_st) == p_dw_st) && q_write_ev == \old(q_write_ev)) && q_buf_0 == \old(q_buf_0)) && p_num_write == \old(p_num_write))) || !(\old(p_dw_pc) == 1)) || !(\old(c_num_read) + 1 <= \old(p_num_write))) || !(2 <= \old(p_dw_st))) || !(p_dw_i == 1)) || !(\old(q_free) == 0)) || !(\old(q_buf_0) == \old(p_last_write))) || !(\old(p_num_write) <= \old(c_num_read) + 1)) || !(1 <= \old(c_dr_pc))) && ((((((((((!(\old(p_dw_pc) == 1) || !(\old(c_num_read) + 1 <= \old(p_num_write))) || !(p_dw_i == 1)) || !(2 <= \old(p_dw_st))) || (((((((q_free == 0 && c_num_read + 1 <= p_num_write) && 2 <= p_dw_st) && p_num_write <= c_num_read + 1) && p_last_write == q_buf_0) && 1 <= c_dr_pc) && p_dw_pc == 1) && p_dw_i == 1)) || ((((((2 <= c_dr_st && 2 <= p_dw_st) && p_last_write == q_buf_0) && 1 <= c_dr_pc) && p_dw_pc == 1) && p_dw_i == 1) && c_num_read == p_num_write)) || !(\old(q_free) == 0)) || ((((((2 <= c_dr_st && p_dw_st == 0) && p_last_write == q_buf_0) && 1 <= c_dr_pc) && p_dw_pc == 1) && p_dw_i == 1) && c_num_read == p_num_write)) || !(\old(q_buf_0) == \old(p_last_write))) || !(\old(p_num_write) <= \old(c_num_read) + 1)) || (((((((((((((c_last_read == \old(c_last_read) && a_t == \old(a_t)) && \old(q_read_ev) == q_read_ev) && c_dr_st == \old(c_dr_st)) && c_dr_pc == \old(c_dr_pc)) && \old(p_dw_st) == p_dw_st) && q_write_ev == \old(q_write_ev)) && c_num_read + 1 <= p_num_write) && p_num_write <= c_num_read + 1) && p_last_write == q_buf_0) && \old(q_free) == q_free) && p_dw_pc == 1) && q_buf_0 == \old(q_buf_0)) && p_num_write == \old(p_num_write)))) && ((((((((((!(2 <= \old(c_dr_st)) || !(\old(c_dr_pc) <= 0)) || !(\old(p_dw_pc) <= 0)) || !(1 <= \old(q_free))) || !(p_dw_i == 1)) || !(\old(c_last_read) == \old(p_last_write))) || !(\old(q_buf_0) == \old(p_last_write))) || !(\old(p_dw_st) == 0)) || ((((2 <= c_dr_st && c_dr_pc <= 0) && p_last_write == q_buf_0) && p_dw_pc == 1) && p_dw_i == 1)) || ((((((((((((a_t == \old(a_t) && \old(p_dw_pc) == p_dw_pc) && \old(q_read_ev) == q_read_ev) && c_dr_st == \old(c_dr_st)) && c_dr_pc == \old(c_dr_pc)) && c_num_read == \old(c_num_read)) && q_write_ev == \old(q_write_ev)) && p_dw_st == 0) && p_last_write == q_buf_0) && \old(q_free) == q_free) && c_last_read == p_last_write) && q_buf_0 == \old(q_buf_0)) && p_num_write == \old(p_num_write))) || !(\old(q_free) <= 1))) && (((((((((((((!(\old(c_num_read) == \old(p_num_write)) || !(2 <= \old(c_dr_st))) || !(\old(c_last_read) == \old(p_last_write))) || ((((((2 <= c_dr_st && 2 <= p_dw_st) && p_last_write == q_buf_0) && 1 <= c_dr_pc) && p_dw_pc == 1) && p_dw_i == 1) && c_num_read == p_num_write)) || !(\old(q_buf_0) == \old(p_last_write))) || !(\old(p_dw_st) == 0)) || !(\old(p_dw_pc) <= 0)) || !(1 <= \old(q_free))) || ((((((((((((\old(p_dw_pc) == p_dw_pc && c_last_read == \old(c_last_read)) && a_t == \old(a_t)) && \old(q_read_ev) == q_read_ev) && c_dr_st == \old(c_dr_st)) && c_dr_pc == \old(c_dr_pc)) && q_write_ev == \old(q_write_ev)) && p_last_write == \old(p_last_write)) && c_num_read == p_num_write) && p_dw_st == 0) && \old(q_free) == q_free) && q_buf_0 == \old(q_buf_0)) && p_num_write == \old(p_num_write))) || !(p_dw_i == 1)) || (((((((q_free == 0 && c_num_read + 1 <= p_num_write) && 2 <= p_dw_st) && p_num_write <= c_num_read + 1) && p_last_write == q_buf_0) && 1 <= c_dr_pc) && p_dw_pc == 1) && p_dw_i == 1)) || ((((((2 <= c_dr_st && p_dw_st == 0) && p_last_write == q_buf_0) && 1 <= c_dr_pc) && p_dw_pc == 1) && p_dw_i == 1) && c_num_read == p_num_write)) || !(1 <= \old(c_dr_pc))) || !(\old(q_free) <= 1))) && (((((((!(\old(c_num_read) == \old(p_num_write)) || !(2 <= \old(c_dr_st))) || !(\old(p_dw_pc) == 1)) || !(2 <= \old(p_dw_st))) || !(p_dw_i == 1)) || ((((((((((((c_last_read == \old(c_last_read) && a_t == \old(a_t)) && \old(q_read_ev) == q_read_ev) && c_dr_st == \old(c_dr_st)) && c_dr_pc == \old(c_dr_pc)) && \old(p_dw_st) == p_dw_st) && q_write_ev == \old(q_write_ev)) && c_num_read == p_num_write) && p_last_write == q_buf_0) && \old(q_free) == q_free) && p_dw_pc == 1) && q_buf_0 == \old(q_buf_0)) && p_num_write == \old(p_num_write))) || !(\old(q_buf_0) == \old(p_last_write))) || !(1 <= \old(c_dr_pc)))) && ((((((((((((((!(\old(c_num_read) == \old(p_num_write)) || !(\old(c_last_read) == \old(p_last_write))) || ((((((2 <= c_dr_st && 2 <= p_dw_st) && p_last_write == q_buf_0) && 1 <= c_dr_pc) && p_dw_pc == 1) && p_dw_i == 1) && c_num_read == p_num_write)) || ((((((((((((a_t == \old(a_t) && \old(p_dw_pc) == p_dw_pc) && \old(q_read_ev) == q_read_ev) && c_dr_st == \old(c_dr_st)) && c_dr_pc == \old(c_dr_pc)) && \old(p_dw_st) == p_dw_st) && q_write_ev == \old(q_write_ev)) && p_last_write == \old(p_last_write)) && c_num_read == p_num_write) && \old(q_free) == q_free) && c_last_read == p_last_write) && q_buf_0 == \old(q_buf_0)) && p_num_write == \old(p_num_write))) || !(\old(q_buf_0) == \old(p_last_write))) || !(\old(p_dw_st) == 0)) || (((((((((q_free <= 1 && 2 <= c_dr_st) && 1 <= q_free) && p_dw_st == 0) && p_dw_pc <= 0) && p_last_write == q_buf_0) && 1 <= c_dr_pc) && c_last_read == p_last_write) && p_num_write == \old(p_num_write)) && c_num_read == p_num_write)) || (((((((q_free == 0 && c_num_read + 1 <= p_num_write) && 2 <= p_dw_st) && p_num_write <= c_num_read + 1) && p_last_write == q_buf_0) && p_dw_pc == 1) && \old(p_num_write) + 1 <= p_num_write) && p_num_write <= \old(p_num_write) + 1)) || (((((2 <= c_dr_st && p_dw_st == 0) && p_last_write == q_buf_0) && 1 <= c_dr_pc) && p_dw_pc == 1) && c_num_read == p_num_write)) || !(\old(c_dr_pc) <= 0)) || !(\old(p_dw_pc) <= 0)) || !(1 <= \old(q_free))) || !(p_dw_i == 1)) || (((((((q_free == 0 && c_num_read + 1 <= p_num_write) && 2 <= p_dw_st) && p_num_write <= c_num_read + 1) && p_last_write == q_buf_0) && 1 <= c_dr_pc) && p_dw_pc == 1) && p_dw_i == 1)) || !(\old(q_free) <= 1))) && (((((!(2 <= \old(c_dr_st)) || !(\old(c_dr_pc) <= 0)) || !(\old(p_dw_pc) == 1)) || !(p_dw_i == 1)) || !(\old(q_buf_0) == \old(p_last_write))) || ((((2 <= c_dr_st && c_dr_pc <= 0) && p_last_write == q_buf_0) && p_dw_pc == 1) && p_dw_i == 1))) && (((((((((!(\old(c_num_read) == \old(p_num_write)) || !(2 <= \old(c_dr_st))) || !(\old(p_dw_pc) == 1)) || (((((((q_free == 0 && c_num_read + 1 <= p_num_write) && 2 <= p_dw_st) && p_num_write <= c_num_read + 1) && p_last_write == q_buf_0) && 1 <= c_dr_pc) && p_dw_pc == 1) && p_dw_i == 1)) || !(p_dw_i == 1)) || ((((((2 <= c_dr_st && 2 <= p_dw_st) && p_last_write == q_buf_0) && 1 <= c_dr_pc) && p_dw_pc == 1) && p_dw_i == 1) && c_num_read == p_num_write)) || ((((((2 <= c_dr_st && p_dw_st == 0) && p_last_write == q_buf_0) && 1 <= c_dr_pc) && p_dw_pc == 1) && p_dw_i == 1) && c_num_read == p_num_write)) || !(\old(q_buf_0) == \old(p_last_write))) || !(\old(p_dw_st) == 0)) || !(1 <= \old(c_dr_pc))) - InvariantResult [Line: 91]: Loop Invariant Derived loop invariant: (((((((((((!(c_num_read == \old(p_num_write)) || !(\old(p_dw_pc) <= 0)) || !(c_last_read == \old(p_last_write))) || !(1 <= \old(q_free))) || !(p_dw_i == 1)) || (((((q_free == 0 && 2 <= p_dw_st) && p_last_write == q_buf_0) && p_dw_pc == 1) && \old(p_num_write) + 1 <= p_num_write) && p_num_write <= \old(p_num_write) + 1)) || !(c_dr_pc <= 0)) || !(\old(q_buf_0) == \old(p_last_write))) || !(\old(q_free) <= 1)) && (((((((((!(1 <= c_dr_pc) || !(2 <= \old(c_dr_st))) || !(c_num_read == \old(p_num_write))) || !(\old(p_dw_pc) <= 0)) || !(c_last_read == \old(p_last_write))) || !(1 <= \old(q_free))) || !(p_dw_i == 1)) || (((((((q_free == 0 && 2 <= p_dw_st) && p_last_write == q_buf_0) && 1 <= c_dr_pc) && p_dw_pc == 1) && \old(p_num_write) + 1 <= p_num_write) && p_dw_i == 1) && p_num_write <= \old(p_num_write) + 1)) || !(\old(q_buf_0) == \old(p_last_write))) || !(\old(q_free) <= 1))) && ((((((!(1 <= c_dr_pc) || !(2 <= \old(c_dr_st))) || !(c_num_read == \old(p_num_write))) || !(\old(p_dw_pc) == 1)) || !(p_dw_i == 1)) || (((((((q_free == 0 && 2 <= p_dw_st) && p_last_write == q_buf_0) && 1 <= c_dr_pc) && p_dw_pc == 1) && \old(p_num_write) + 1 <= p_num_write) && p_dw_i == 1) && p_num_write <= \old(p_num_write) + 1)) || !(\old(q_buf_0) == \old(p_last_write)))) && ((((((((!(2 <= \old(c_dr_st)) || !(\old(p_dw_pc) <= 0)) || !(c_last_read == \old(p_last_write))) || !(1 <= \old(q_free))) || !(p_dw_i == 1)) || !(c_dr_pc <= 0)) || !(\old(q_buf_0) == \old(p_last_write))) || ((((2 <= c_dr_st && p_last_write == q_buf_0) && c_dr_pc <= 0) && p_dw_pc == 1) && p_dw_i == 1)) || !(\old(q_free) <= 1))) && (((((!(2 <= \old(c_dr_st)) || !(\old(p_dw_pc) == 1)) || !(p_dw_i == 1)) || !(c_dr_pc <= 0)) || !(\old(q_buf_0) == \old(p_last_write))) || ((((2 <= c_dr_st && p_last_write == q_buf_0) && c_dr_pc <= 0) && p_dw_pc == 1) && p_dw_i == 1)) - InvariantResult [Line: 50]: Loop Invariant Derived loop invariant: ((((((((__retres1 == 0 || !(2 <= c_dr_st)) || !(p_dw_i == 1)) || !(c_dr_pc <= 0)) || !(p_last_write == q_buf_0)) || !(p_dw_pc == 1)) && (((((__retres1 == 0 || !(2 <= c_dr_st)) || !(p_dw_i == 1)) || !(p_dw_pc <= 0)) || !(c_dr_pc <= 0)) || !(p_last_write == q_buf_0))) && (((((((((!(c_num_read == p_num_write) || !(q_free <= 1)) || __retres1 == 0) || !(p_dw_i == 1)) || !(1 <= q_free)) || !(c_dr_pc <= 0)) || !(p_last_write == q_buf_0)) || !(2 <= p_dw_st)) || !(p_dw_pc == 1)) || !(c_last_read == p_last_write))) && (((((((((!(c_num_read == p_num_write) || !(q_free <= 1)) || __retres1 == 0) || !(p_dw_st == 0)) || !(p_dw_i == 1)) || !(1 <= q_free)) || !(c_dr_pc <= 0)) || !(p_last_write == q_buf_0)) || !(p_dw_pc == 1)) || !(c_last_read == p_last_write))) && (((((((__retres1 == 0 || !(p_dw_i == 1)) || !(p_num_write <= c_num_read + 1)) || !(p_dw_pc <= 0)) || !(c_num_read + 1 <= p_num_write)) || !(c_dr_pc <= 0)) || !(p_last_write == q_buf_0)) || !(q_free == 0)) - InvariantResult [Line: 135]: Loop Invariant Derived loop invariant: (((((((((!(\old(c_dr_pc) <= 0) || !(1 <= \old(q_free))) || !(p_dw_i == 1)) || !(p_last_write == \old(c_last_read))) || !(p_num_write == \old(c_num_read))) || !(p_dw_pc <= 0)) || ((((((q_free <= 1 && 2 <= c_dr_st) && 1 <= q_free) && p_dw_st == 0) && 1 <= c_dr_pc) && c_last_read == p_last_write) && c_num_read == p_num_write)) || !(p_last_write == q_buf_0)) || !(\old(p_dw_st) == 0)) || !(\old(q_free) <= 1)) && ((((((((!(\old(c_num_read) + 1 <= p_num_write) || !(p_num_write <= \old(c_num_read) + 1)) || !(p_dw_i == 1)) || !(2 <= \old(p_dw_st))) || ((((((q_free <= 1 && 2 <= c_dr_st) && 1 <= q_free) && 2 <= p_dw_st) && 1 <= c_dr_pc) && c_last_read == p_last_write) && c_num_read == p_num_write)) || ((((((q_free <= 1 && 2 <= c_dr_st) && 1 <= q_free) && p_dw_st == 0) && 1 <= c_dr_pc) && c_last_read == p_last_write) && c_num_read == p_num_write)) || !(\old(q_free) == 0)) || !(p_last_write == q_buf_0)) || !(p_dw_pc == 1)) - InvariantResult [Line: 213]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 95]: Loop Invariant Derived loop invariant: (((((((((((!(2 <= \old(c_dr_st)) || (((c_dr_st == \old(c_dr_st) && p_dw_pc <= 0) && (((((c_dr_st == \old(c_dr_st) && c_dr_pc <= 0) && p_last_write == q_buf_0) && \old(p_dw_st) == p_dw_st) && p_dw_i == 1) || (((p_dw_st == 0 && c_dr_pc <= 0) && p_last_write == q_buf_0) && p_dw_i == 1))) && \old(p_dw_st) == p_dw_st)) || !(\old(p_dw_pc) <= 0)) || !(c_last_read == \old(p_last_write))) || !(1 <= \old(q_free))) || !(p_dw_i == 1)) || !(c_dr_pc <= 0)) || !(\old(q_buf_0) == \old(p_last_write))) || !(\old(q_free) <= 1)) && ((((((!(1 <= c_dr_pc) || !(2 <= \old(c_dr_st))) || !(c_num_read == \old(p_num_write))) || (((((((c_dr_st == \old(c_dr_st) && p_last_write == q_buf_0) && \old(q_free) == q_free) && p_dw_pc == 1) && \old(p_dw_st) == p_dw_st) && q_write_ev == \old(q_write_ev)) && p_last_write == \old(p_last_write)) && p_num_write == \old(p_num_write))) || !(\old(p_dw_pc) == 1)) || !(p_dw_i == 1)) || !(\old(q_buf_0) == \old(p_last_write)))) && (((((!(2 <= \old(c_dr_st)) || ((2 <= c_dr_st && p_dw_pc == 1) && (((((c_dr_st == \old(c_dr_st) && c_dr_pc <= 0) && p_last_write == q_buf_0) && \old(p_dw_st) == p_dw_st) && p_dw_i == 1) || (((p_dw_st == 0 && c_dr_pc <= 0) && p_last_write == q_buf_0) && p_dw_i == 1)))) || !(\old(p_dw_pc) == 1)) || !(p_dw_i == 1)) || !(c_dr_pc <= 0)) || !(\old(q_buf_0) == \old(p_last_write)))) && (((((((((((((((\old(p_dw_pc) == p_dw_pc && c_dr_st == \old(c_dr_st)) && p_last_write == q_buf_0) && \old(q_free) == q_free) && \old(p_dw_st) == p_dw_st) && q_write_ev == \old(q_write_ev)) && q_buf_0 == \old(q_buf_0)) && p_num_write == \old(p_num_write)) || !(2 <= \old(c_dr_st))) || !(c_num_read == \old(p_num_write))) || !(\old(p_dw_pc) <= 0)) || !(c_last_read == \old(p_last_write))) || !(1 <= \old(q_free))) || !(p_dw_i == 1)) || !(\old(q_buf_0) == \old(p_last_write))) || !(\old(q_free) <= 1))) && (((((((((((((((\old(p_dw_pc) == p_dw_pc && c_dr_st == \old(c_dr_st)) && p_last_write == q_buf_0) && \old(q_free) == q_free) && \old(p_dw_st) == p_dw_st) && q_write_ev == \old(q_write_ev)) && q_buf_0 == \old(q_buf_0)) && p_num_write == \old(p_num_write)) || !(c_num_read == \old(p_num_write))) || !(\old(p_dw_pc) <= 0)) || !(c_last_read == \old(p_last_write))) || !(1 <= \old(q_free))) || !(p_dw_i == 1)) || !(c_dr_pc <= 0)) || !(\old(q_buf_0) == \old(p_last_write))) || !(\old(q_free) <= 1)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 15 procedures, 107 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 41.0s, OverallIterations: 12, TraceHistogramMax: 3, AutomataDifference: 13.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 27.6s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1622 SDtfs, 3160 SDslu, 1344 SDs, 0 SdLazy, 6549 SolverSat, 1130 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 8.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 379 GetRequests, 241 SyntacticMatches, 5 SemanticMatches, 133 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 240 ImplicationChecksByTransitivity, 3.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1699occurred in iteration=10, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.1s AutomataMinimizationTime, 12 MinimizatonAttempts, 1333 StatesRemovedByMinimization, 11 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 45 LocationsWithAnnotation, 2941 PreInvPairs, 3330 NumberOfFragments, 8914 HoareAnnotationTreeSize, 2941 FomulaSimplifications, 32137373 FormulaSimplificationTreeSizeReduction, 5.0s HoareSimplificationTime, 45 FomulaSimplificationsInter, 411987 FormulaSimplificationTreeSizeReductionInter, 22.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 25.7s InterpolantComputationTime, 994 NumberOfCodeBlocks, 994 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 982 ConstructedInterpolants, 0 QuantifiedInterpolants, 240593 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 12 InterpolantComputations, 10 PerfectInterpolantSequences, 190/194 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...