/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 SingleStatement --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=NARROWEST --traceabstraction.additional.smt.options log-additional-information=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/systemc/pc_sfifo_3.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-c90d42b [2020-09-25 02:21:30,065 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-09-25 02:21:30,069 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-09-25 02:21:30,112 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-09-25 02:21:30,113 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-09-25 02:21:30,121 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-09-25 02:21:30,123 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-09-25 02:21:30,126 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-09-25 02:21:30,130 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-09-25 02:21:30,131 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-09-25 02:21:30,132 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-09-25 02:21:30,134 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-09-25 02:21:30,134 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-09-25 02:21:30,137 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-09-25 02:21:30,140 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-09-25 02:21:30,142 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-09-25 02:21:30,143 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-09-25 02:21:30,145 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-09-25 02:21:30,146 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-09-25 02:21:30,154 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-09-25 02:21:30,157 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-09-25 02:21:30,158 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-09-25 02:21:30,159 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-09-25 02:21:30,160 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-09-25 02:21:30,172 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-09-25 02:21:30,172 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-09-25 02:21:30,172 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-09-25 02:21:30,174 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-09-25 02:21:30,175 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-09-25 02:21:30,176 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-09-25 02:21:30,177 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-09-25 02:21:30,178 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-09-25 02:21:30,178 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-09-25 02:21:30,179 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-09-25 02:21:30,181 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-09-25 02:21:30,181 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-09-25 02:21:30,182 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-09-25 02:21:30,182 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-09-25 02:21:30,183 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-09-25 02:21:30,184 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-09-25 02:21:30,185 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-09-25 02:21:30,186 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 [2020-09-25 02:21:30,233 INFO L113 SettingsManager]: Loading preferences was successful [2020-09-25 02:21:30,234 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-09-25 02:21:30,235 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-09-25 02:21:30,235 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-09-25 02:21:30,235 INFO L138 SettingsManager]: * Use SBE=true [2020-09-25 02:21:30,235 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-09-25 02:21:30,236 INFO L138 SettingsManager]: * sizeof long=4 [2020-09-25 02:21:30,239 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-09-25 02:21:30,239 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-09-25 02:21:30,239 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-09-25 02:21:30,240 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-09-25 02:21:30,240 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-09-25 02:21:30,240 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-09-25 02:21:30,240 INFO L138 SettingsManager]: * sizeof long double=12 [2020-09-25 02:21:30,240 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-09-25 02:21:30,241 INFO L138 SettingsManager]: * Use constant arrays=true [2020-09-25 02:21:30,241 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-09-25 02:21:30,241 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-09-25 02:21:30,241 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-09-25 02:21:30,242 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-09-25 02:21:30,242 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-09-25 02:21:30,242 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-25 02:21:30,242 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-09-25 02:21:30,243 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-09-25 02:21:30,243 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-09-25 02:21:30,243 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-09-25 02:21:30,243 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-09-25 02:21:30,243 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-09-25 02:21:30,244 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-09-25 02:21:30,244 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 -> SingleStatement 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=NARROWEST;log-additional-information=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=NARROWEST;log-additional-information=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=NARROWEST;log-additional-information=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=NARROWEST;log-additional-information=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=NARROWEST;log-additional-information=true; [2020-09-25 02:21:30,789 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-09-25 02:21:30,806 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-09-25 02:21:30,811 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-09-25 02:21:30,813 INFO L271 PluginConnector]: Initializing CDTParser... [2020-09-25 02:21:30,813 INFO L275 PluginConnector]: CDTParser initialized [2020-09-25 02:21:30,814 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/systemc/pc_sfifo_3.cil.c [2020-09-25 02:21:30,896 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/389a29314/3435a49a14894461a8d2644bdcf33d73/FLAGd5ca4b86f [2020-09-25 02:21:31,473 INFO L306 CDTParser]: Found 1 translation units. [2020-09-25 02:21:31,473 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/systemc/pc_sfifo_3.cil.c [2020-09-25 02:21:31,484 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/389a29314/3435a49a14894461a8d2644bdcf33d73/FLAGd5ca4b86f [2020-09-25 02:21:31,791 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/389a29314/3435a49a14894461a8d2644bdcf33d73 [2020-09-25 02:21:31,807 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-09-25 02:21:31,814 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-09-25 02:21:31,815 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-09-25 02:21:31,815 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-09-25 02:21:31,819 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-09-25 02:21:31,821 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 02:21:31" (1/1) ... [2020-09-25 02:21:31,825 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@36801391 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 02:21:31, skipping insertion in model container [2020-09-25 02:21:31,825 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 02:21:31" (1/1) ... [2020-09-25 02:21:31,835 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-09-25 02:21:31,906 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-09-25 02:21:32,209 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-25 02:21:32,217 INFO L203 MainTranslator]: Completed pre-run [2020-09-25 02:21:32,403 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-25 02:21:32,427 INFO L208 MainTranslator]: Completed translation [2020-09-25 02:21:32,428 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 02:21:32 WrapperNode [2020-09-25 02:21:32,428 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-09-25 02:21:32,429 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-09-25 02:21:32,429 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-09-25 02:21:32,429 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-09-25 02:21:32,448 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 02:21:32" (1/1) ... [2020-09-25 02:21:32,449 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 02:21:32" (1/1) ... [2020-09-25 02:21:32,459 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 02:21:32" (1/1) ... [2020-09-25 02:21:32,459 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 02:21:32" (1/1) ... [2020-09-25 02:21:32,470 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 02:21:32" (1/1) ... [2020-09-25 02:21:32,482 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 02:21:32" (1/1) ... [2020-09-25 02:21:32,485 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 02:21:32" (1/1) ... [2020-09-25 02:21:32,488 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-09-25 02:21:32,489 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-09-25 02:21:32,489 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-09-25 02:21:32,489 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-09-25 02:21:32,491 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 02:21:32" (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 [2020-09-25 02:21:32,573 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-09-25 02:21:32,574 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-09-25 02:21:32,574 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2020-09-25 02:21:32,574 INFO L138 BoogieDeclarations]: Found implementation of procedure update_fifo_q [2020-09-25 02:21:32,574 INFO L138 BoogieDeclarations]: Found implementation of procedure is_do_write_p_triggered [2020-09-25 02:21:32,574 INFO L138 BoogieDeclarations]: Found implementation of procedure is_do_read_c_triggered [2020-09-25 02:21:32,574 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify_threads [2020-09-25 02:21:32,574 INFO L138 BoogieDeclarations]: Found implementation of procedure do_write_p [2020-09-25 02:21:32,575 INFO L138 BoogieDeclarations]: Found implementation of procedure do_read_c [2020-09-25 02:21:32,575 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2020-09-25 02:21:32,575 INFO L138 BoogieDeclarations]: Found implementation of procedure init_threads [2020-09-25 02:21:32,576 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2020-09-25 02:21:32,576 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2020-09-25 02:21:32,576 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2020-09-25 02:21:32,576 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_time_events [2020-09-25 02:21:32,577 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_time_events [2020-09-25 02:21:32,577 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2020-09-25 02:21:32,577 INFO L138 BoogieDeclarations]: Found implementation of procedure eval [2020-09-25 02:21:32,577 INFO L138 BoogieDeclarations]: Found implementation of procedure stop_simulation [2020-09-25 02:21:32,577 INFO L138 BoogieDeclarations]: Found implementation of procedure start_simulation [2020-09-25 02:21:32,578 INFO L138 BoogieDeclarations]: Found implementation of procedure init_model [2020-09-25 02:21:32,578 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-09-25 02:21:32,578 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-09-25 02:21:32,578 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-09-25 02:21:32,579 INFO L130 BoogieDeclarations]: Found specification of procedure error [2020-09-25 02:21:32,580 INFO L130 BoogieDeclarations]: Found specification of procedure update_fifo_q [2020-09-25 02:21:32,580 INFO L130 BoogieDeclarations]: Found specification of procedure is_do_write_p_triggered [2020-09-25 02:21:32,580 INFO L130 BoogieDeclarations]: Found specification of procedure is_do_read_c_triggered [2020-09-25 02:21:32,580 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify_threads [2020-09-25 02:21:32,581 INFO L130 BoogieDeclarations]: Found specification of procedure do_write_p [2020-09-25 02:21:32,581 INFO L130 BoogieDeclarations]: Found specification of procedure do_read_c [2020-09-25 02:21:32,581 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2020-09-25 02:21:32,581 INFO L130 BoogieDeclarations]: Found specification of procedure init_threads [2020-09-25 02:21:32,581 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2020-09-25 02:21:32,581 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2020-09-25 02:21:32,581 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2020-09-25 02:21:32,581 INFO L130 BoogieDeclarations]: Found specification of procedure fire_time_events [2020-09-25 02:21:32,581 INFO L130 BoogieDeclarations]: Found specification of procedure reset_time_events [2020-09-25 02:21:32,581 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2020-09-25 02:21:32,582 INFO L130 BoogieDeclarations]: Found specification of procedure eval [2020-09-25 02:21:32,582 INFO L130 BoogieDeclarations]: Found specification of procedure stop_simulation [2020-09-25 02:21:32,582 INFO L130 BoogieDeclarations]: Found specification of procedure start_simulation [2020-09-25 02:21:32,582 INFO L130 BoogieDeclarations]: Found specification of procedure init_model [2020-09-25 02:21:32,582 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-09-25 02:21:32,582 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-09-25 02:21:32,582 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-09-25 02:21:33,191 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint L209: ~c_dr_st~0 := 2; [2020-09-25 02:21:33,192 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint L210: ~c_dr_pc~0 := 2; [2020-09-25 02:21:33,192 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint L211: ~a_t~0 := ~a~0; [2020-09-25 02:21:33,192 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##10: assume 1 == ~q_free~0; [2020-09-25 02:21:33,192 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##11: assume !(1 == ~q_free~0); [2020-09-25 02:21:33,226 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-09-25 02:21:33,226 INFO L295 CfgBuilder]: Removed 4 assume(true) statements. [2020-09-25 02:21:33,234 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 02:21:33 BoogieIcfgContainer [2020-09-25 02:21:33,234 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-09-25 02:21:33,236 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-09-25 02:21:33,236 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-09-25 02:21:33,240 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-09-25 02:21:33,240 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.09 02:21:31" (1/3) ... [2020-09-25 02:21:33,242 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@44e2dff8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.09 02:21:33, skipping insertion in model container [2020-09-25 02:21:33,242 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 02:21:32" (2/3) ... [2020-09-25 02:21:33,242 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@44e2dff8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.09 02:21:33, skipping insertion in model container [2020-09-25 02:21:33,242 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 02:21:33" (3/3) ... [2020-09-25 02:21:33,245 INFO L109 eAbstractionObserver]: Analyzing ICFG pc_sfifo_3.cil.c [2020-09-25 02:21:33,258 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-09-25 02:21:33,270 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-09-25 02:21:33,293 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-09-25 02:21:33,329 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-09-25 02:21:33,329 INFO L376 AbstractCegarLoop]: Hoare is true [2020-09-25 02:21:33,330 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-09-25 02:21:33,330 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-09-25 02:21:33,330 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-09-25 02:21:33,330 INFO L380 AbstractCegarLoop]: Difference is false [2020-09-25 02:21:33,330 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-09-25 02:21:33,331 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-09-25 02:21:33,364 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states. [2020-09-25 02:21:33,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2020-09-25 02:21:33,381 INFO L414 BasicCegarLoop]: Found error trace [2020-09-25 02:21:33,383 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-25 02:21:33,384 INFO L427 AbstractCegarLoop]: === Iteration 1 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-25 02:21:33,391 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-25 02:21:33,392 INFO L82 PathProgramCache]: Analyzing trace with hash -1849744024, now seen corresponding path program 1 times [2020-09-25 02:21:33,404 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-25 02:21:33,405 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [901042136] [2020-09-25 02:21:33,405 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-25 02:21:33,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 02:21:33,896 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 02:21:34,154 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 02:21:34,766 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 02:21:34,873 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 02:21:35,421 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 02:21:36,091 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 02:21:38,735 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 02:21:38,735 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 165 [2020-09-25 02:21:38,735 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-09-25 02:21:38,736 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5017 [2020-09-25 02:21:38,739 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-09-25 02:21:38,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 02:21:38,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 132 [2020-09-25 02:21:38,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-09-25 02:21:38,740 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-09-25 02:21:38,923 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-25 02:21:38,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 02:21:38,932 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 02:21:38,935 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 02:21:38,936 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-09-25 02:21:38,936 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 02:21:38,936 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-09-25 02:21:38,936 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-09-25 02:21:38,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 02:21:38,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 02:21:38,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 02:21:38,937 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-25 02:21:38,986 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-25 02:21:38,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 02:21:38,992 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 02:21:39,002 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 02:21:39,003 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-09-25 02:21:39,003 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 02:21:39,003 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-09-25 02:21:39,003 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-09-25 02:21:39,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 02:21:39,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 02:21:39,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 02:21:39,005 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 02:21:39,027 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-09-25 02:21:39,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 02:21:39,030 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 02:21:39,032 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 02:21:39,032 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-25 02:21:39,033 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 02:21:39,033 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-25 02:21:39,033 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-09-25 02:21:39,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 02:21:39,034 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 02:21:39,034 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 02:21:39,034 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 02:21:39,050 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2020-09-25 02:21:39,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 02:21:39,054 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 02:21:39,058 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 02:21:39,058 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 02:21:39,059 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 02:21:39,059 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-09-25 02:21:39,059 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-09-25 02:21:39,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 02:21:39,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 02:21:39,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 02:21:39,060 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 02:21:39,078 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-09-25 02:21:39,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 02:21:39,081 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 02:21:39,084 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 02:21:39,085 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-25 02:21:39,085 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 02:21:39,085 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-25 02:21:39,086 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-09-25 02:21:39,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 02:21:39,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 02:21:39,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 02:21:39,086 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-25 02:21:39,089 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2020-09-25 02:21:39,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 02:21:39,094 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 02:21:39,096 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 02:21:39,096 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-09-25 02:21:39,097 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 02:21:39,097 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-25 02:21:39,097 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-09-25 02:21:39,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 02:21:39,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 02:21:39,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 02:21:39,099 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 02:21:39,105 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-25 02:21:39,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 02:21:39,108 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 02:21:39,109 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 02:21:39,110 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-09-25 02:21:39,110 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 02:21:39,111 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-25 02:21:39,111 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-09-25 02:21:39,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 02:21:39,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 02:21:39,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 02:21:39,113 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 02:21:39,116 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-25 02:21:39,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 02:21:39,119 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 02:21:39,120 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 02:21:39,121 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-09-25 02:21:39,121 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 02:21:39,121 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-25 02:21:39,122 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-09-25 02:21:39,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 02:21:39,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 02:21:39,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 02:21:39,124 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 02:21:39,128 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-09-25 02:21:39,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 02:21:39,133 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 02:21:39,135 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 02:21:39,135 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-25 02:21:39,135 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 02:21:39,136 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-25 02:21:39,136 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-09-25 02:21:39,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 02:21:39,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 02:21:39,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 02:21:39,138 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 02:21:39,141 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2020-09-25 02:21:39,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 02:21:39,144 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 02:21:39,153 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 02:21:39,154 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 02:21:39,154 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 02:21:39,155 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-09-25 02:21:39,155 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-09-25 02:21:39,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 02:21:39,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 02:21:39,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-09-25 02:21:39,155 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-25 02:21:39,213 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-25 02:21:39,214 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [901042136] [2020-09-25 02:21:39,218 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-25 02:21:39,218 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-09-25 02:21:39,220 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1959962336] [2020-09-25 02:21:39,228 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-09-25 02:21:39,229 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-25 02:21:39,254 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-09-25 02:21:39,256 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2020-09-25 02:21:39,260 INFO L87 Difference]: Start difference. First operand 264 states. Second operand 8 states. [2020-09-25 02:21:43,860 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-25 02:21:43,861 INFO L93 Difference]: Finished difference Result 968 states and 1466 transitions. [2020-09-25 02:21:43,862 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2020-09-25 02:21:43,864 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 132 [2020-09-25 02:21:43,866 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-25 02:21:43,896 INFO L225 Difference]: With dead ends: 968 [2020-09-25 02:21:43,896 INFO L226 Difference]: Without dead ends: 742 [2020-09-25 02:21:43,908 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 29 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 98 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=159, Invalid=347, Unknown=0, NotChecked=0, Total=506 [2020-09-25 02:21:43,930 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 742 states. [2020-09-25 02:21:44,083 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 742 to 422. [2020-09-25 02:21:44,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 422 states. [2020-09-25 02:21:44,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 422 states to 422 states and 522 transitions. [2020-09-25 02:21:44,093 INFO L78 Accepts]: Start accepts. Automaton has 422 states and 522 transitions. Word has length 132 [2020-09-25 02:21:44,095 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-25 02:21:44,095 INFO L479 AbstractCegarLoop]: Abstraction has 422 states and 522 transitions. [2020-09-25 02:21:44,095 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-09-25 02:21:44,096 INFO L276 IsEmpty]: Start isEmpty. Operand 422 states and 522 transitions. [2020-09-25 02:21:44,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2020-09-25 02:21:44,109 INFO L414 BasicCegarLoop]: Found error trace [2020-09-25 02:21:44,111 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-25 02:21:44,111 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-09-25 02:21:44,112 INFO L427 AbstractCegarLoop]: === Iteration 2 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-25 02:21:44,112 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-25 02:21:44,112 INFO L82 PathProgramCache]: Analyzing trace with hash 719867291, now seen corresponding path program 1 times [2020-09-25 02:21:44,113 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-25 02:21:44,116 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1069090944] [2020-09-25 02:21:44,116 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-25 02:21:44,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 02:21:44,188 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 02:21:44,332 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 02:21:44,456 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 02:21:45,158 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 02:21:45,978 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 02:21:49,174 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 02:21:49,175 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 166 [2020-09-25 02:21:49,175 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-09-25 02:21:49,175 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5013 [2020-09-25 02:21:49,175 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-09-25 02:21:49,176 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 02:21:49,176 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 42 [2020-09-25 02:21:49,176 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-09-25 02:21:49,176 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-25 02:21:49,264 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-25 02:21:49,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 02:21:49,270 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 02:21:49,273 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 02:21:49,273 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-09-25 02:21:49,273 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 02:21:49,273 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-09-25 02:21:49,273 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-09-25 02:21:49,274 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 02:21:49,274 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 02:21:49,274 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 02:21:49,274 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-25 02:21:49,305 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-25 02:21:49,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 02:21:49,312 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 02:21:49,350 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 02:21:49,351 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-09-25 02:21:49,351 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 02:21:49,352 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 41 [2020-09-25 02:21:49,352 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-09-25 02:21:49,352 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 02:21:49,352 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 02:21:49,352 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-09-25 02:21:49,353 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-25 02:21:49,371 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-09-25 02:21:49,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 02:21:49,375 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 02:21:49,377 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 02:21:49,378 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-25 02:21:49,378 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 02:21:49,378 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-25 02:21:49,379 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-09-25 02:21:49,379 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 02:21:49,379 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 02:21:49,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-25 02:21:49,380 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 02:21:49,397 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2020-09-25 02:21:49,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 02:21:49,400 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 02:21:49,407 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 02:21:49,408 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 02:21:49,408 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 02:21:49,409 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-09-25 02:21:49,409 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-09-25 02:21:49,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 02:21:49,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-09-25 02:21:49,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-09-25 02:21:49,410 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 02:21:49,439 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-09-25 02:21:49,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 02:21:49,442 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 02:21:49,445 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 02:21:49,445 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-25 02:21:49,445 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 02:21:49,445 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-25 02:21:49,446 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-09-25 02:21:49,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 02:21:49,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-09-25 02:21:49,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 02:21:49,447 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-25 02:21:49,448 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2020-09-25 02:21:49,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 02:21:49,456 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 02:21:49,459 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 02:21:49,460 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-09-25 02:21:49,460 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 02:21:49,461 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-09-25 02:21:49,461 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-09-25 02:21:49,461 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 02:21:49,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 35 [2020-09-25 02:21:49,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 02:21:49,462 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 02:21:49,466 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-25 02:21:49,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 02:21:49,469 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 02:21:49,470 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 02:21:49,471 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-09-25 02:21:49,471 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 02:21:49,471 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-25 02:21:49,472 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-09-25 02:21:49,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 02:21:49,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 02:21:49,473 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 02:21:49,473 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 02:21:49,475 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-25 02:21:49,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 02:21:49,477 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 02:21:49,478 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 02:21:49,479 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-09-25 02:21:49,479 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 02:21:49,479 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-25 02:21:49,480 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-09-25 02:21:49,480 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 02:21:49,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 02:21:49,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 02:21:49,481 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 02:21:49,484 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-09-25 02:21:49,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 02:21:49,486 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 02:21:49,488 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 02:21:49,488 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-25 02:21:49,489 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 02:21:49,489 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-25 02:21:49,489 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-09-25 02:21:49,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 02:21:49,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-09-25 02:21:49,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 02:21:49,490 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-25 02:21:49,491 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2020-09-25 02:21:49,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 02:21:49,494 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 02:21:49,498 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 02:21:49,499 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-09-25 02:21:49,499 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 02:21:49,500 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-09-25 02:21:49,500 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-09-25 02:21:49,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 02:21:49,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-09-25 02:21:49,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 02:21:49,501 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 02:21:49,532 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-25 02:21:49,532 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1069090944] [2020-09-25 02:21:49,533 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-25 02:21:49,533 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-09-25 02:21:49,533 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1349318740] [2020-09-25 02:21:49,536 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-09-25 02:21:49,536 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-25 02:21:49,537 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-09-25 02:21:49,537 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2020-09-25 02:21:49,537 INFO L87 Difference]: Start difference. First operand 422 states and 522 transitions. Second operand 9 states. [2020-09-25 02:21:52,172 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-25 02:21:52,173 INFO L93 Difference]: Finished difference Result 1055 states and 1450 transitions. [2020-09-25 02:21:52,173 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2020-09-25 02:21:52,174 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 133 [2020-09-25 02:21:52,174 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-25 02:21:52,181 INFO L225 Difference]: With dead ends: 1055 [2020-09-25 02:21:52,181 INFO L226 Difference]: Without dead ends: 688 [2020-09-25 02:21:52,185 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 84 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=141, Invalid=365, Unknown=0, NotChecked=0, Total=506 [2020-09-25 02:21:52,186 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 688 states. [2020-09-25 02:21:52,241 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 688 to 413. [2020-09-25 02:21:52,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 413 states. [2020-09-25 02:21:52,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 413 states to 413 states and 507 transitions. [2020-09-25 02:21:52,244 INFO L78 Accepts]: Start accepts. Automaton has 413 states and 507 transitions. Word has length 133 [2020-09-25 02:21:52,245 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-25 02:21:52,245 INFO L479 AbstractCegarLoop]: Abstraction has 413 states and 507 transitions. [2020-09-25 02:21:52,245 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-09-25 02:21:52,245 INFO L276 IsEmpty]: Start isEmpty. Operand 413 states and 507 transitions. [2020-09-25 02:21:52,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2020-09-25 02:21:52,247 INFO L414 BasicCegarLoop]: Found error trace [2020-09-25 02:21:52,247 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-25 02:21:52,248 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-09-25 02:21:52,248 INFO L427 AbstractCegarLoop]: === Iteration 3 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-25 02:21:52,248 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-25 02:21:52,248 INFO L82 PathProgramCache]: Analyzing trace with hash -2100989043, now seen corresponding path program 1 times [2020-09-25 02:21:52,248 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-25 02:21:52,249 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2042890266] [2020-09-25 02:21:52,249 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-25 02:21:52,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 02:21:52,311 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 02:21:52,447 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 02:21:52,989 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 02:21:53,722 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 02:21:56,863 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 02:21:56,863 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 169 [2020-09-25 02:21:56,863 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-09-25 02:21:56,864 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4582 [2020-09-25 02:21:56,864 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-09-25 02:21:56,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-09-25 02:21:56,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 101 [2020-09-25 02:21:56,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 57 [2020-09-25 02:21:56,865 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-25 02:21:56,987 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-25 02:21:56,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 02:21:57,001 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 02:21:57,007 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 02:21:57,007 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-09-25 02:21:57,008 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 02:21:57,008 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-09-25 02:21:57,008 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-09-25 02:21:57,008 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 02:21:57,008 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 02:21:57,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 02:21:57,011 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-09-25 02:21:57,049 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-25 02:21:57,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 02:21:57,054 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 02:21:57,061 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 02:21:57,061 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-09-25 02:21:57,063 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 02:21:57,063 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-09-25 02:21:57,063 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-09-25 02:21:57,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 02:21:57,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 02:21:57,064 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 02:21:57,064 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-25 02:21:57,088 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-09-25 02:21:57,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 02:21:57,091 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 02:21:57,092 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 02:21:57,092 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-25 02:21:57,093 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 02:21:57,093 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-25 02:21:57,093 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-09-25 02:21:57,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 02:21:57,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 02:21:57,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 02:21:57,094 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 02:21:57,105 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2020-09-25 02:21:57,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 02:21:57,110 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 02:21:57,115 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 02:21:57,116 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 02:21:57,116 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 02:21:57,116 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-09-25 02:21:57,116 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-09-25 02:21:57,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 02:21:57,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 02:21:57,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 02:21:57,117 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-25 02:21:57,130 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-09-25 02:21:57,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 02:21:57,132 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 02:21:57,135 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 02:21:57,136 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-25 02:21:57,136 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 02:21:57,136 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-25 02:21:57,136 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-09-25 02:21:57,136 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 02:21:57,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 02:21:57,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 02:21:57,137 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-25 02:21:57,139 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2020-09-25 02:21:57,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 02:21:57,149 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 02:21:57,153 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 02:21:57,153 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-09-25 02:21:57,153 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 02:21:57,153 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-09-25 02:21:57,153 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-09-25 02:21:57,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 02:21:57,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 02:21:57,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-09-25 02:21:57,154 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-25 02:21:57,161 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-25 02:21:57,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 02:21:57,163 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 02:21:57,164 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 02:21:57,164 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-09-25 02:21:57,164 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 02:21:57,164 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-25 02:21:57,164 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-09-25 02:21:57,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 02:21:57,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 02:21:57,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 02:21:57,165 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-25 02:21:57,168 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-25 02:21:57,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 02:21:57,171 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 02:21:57,175 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 02:21:57,176 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-09-25 02:21:57,176 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 02:21:57,176 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-09-25 02:21:57,176 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-09-25 02:21:57,177 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 02:21:57,177 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 02:21:57,177 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-25 02:21:57,177 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-25 02:21:57,181 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-09-25 02:21:57,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 02:21:57,184 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 02:21:57,198 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 02:21:57,198 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-25 02:21:57,198 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 02:21:57,199 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-09-25 02:21:57,199 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-09-25 02:21:57,199 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 02:21:57,199 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 02:21:57,200 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-09-25 02:21:57,200 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-25 02:21:57,202 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2020-09-25 02:21:57,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 02:21:57,205 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 02:21:57,210 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 02:21:57,210 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 02:21:57,210 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 02:21:57,211 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-09-25 02:21:57,211 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-09-25 02:21:57,211 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 02:21:57,211 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 02:21:57,212 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-09-25 02:21:57,212 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-25 02:21:57,252 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-25 02:21:57,253 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2042890266] [2020-09-25 02:21:57,253 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-25 02:21:57,253 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-09-25 02:21:57,254 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [140810413] [2020-09-25 02:21:57,255 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-09-25 02:21:57,256 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-25 02:21:57,256 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-09-25 02:21:57,256 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2020-09-25 02:21:57,257 INFO L87 Difference]: Start difference. First operand 413 states and 507 transitions. Second operand 8 states. [2020-09-25 02:21:59,439 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-25 02:21:59,439 INFO L93 Difference]: Finished difference Result 1010 states and 1448 transitions. [2020-09-25 02:21:59,440 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-09-25 02:21:59,440 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 136 [2020-09-25 02:21:59,441 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-25 02:21:59,441 INFO L225 Difference]: With dead ends: 1010 [2020-09-25 02:21:59,441 INFO L226 Difference]: Without dead ends: 0 [2020-09-25 02:21:59,447 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 26 SyntacticMatches, 1 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 49 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=116, Invalid=226, Unknown=0, NotChecked=0, Total=342 [2020-09-25 02:21:59,448 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-09-25 02:21:59,448 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-09-25 02:21:59,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-09-25 02:21:59,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-09-25 02:21:59,449 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 136 [2020-09-25 02:21:59,449 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-25 02:21:59,449 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-09-25 02:21:59,449 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-09-25 02:21:59,449 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-09-25 02:21:59,449 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-09-25 02:21:59,450 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-09-25 02:21:59,452 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-09-25 02:22:06,506 WARN L193 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 65 [2020-09-25 02:22:06,979 WARN L193 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 69 [2020-09-25 02:22:07,810 WARN L193 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 65 [2020-09-25 02:22:07,939 WARN L193 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 29 [2020-09-25 02:22:08,581 WARN L193 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 44 [2020-09-25 02:22:08,996 WARN L193 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 29 [2020-09-25 02:22:09,226 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 21 [2020-09-25 02:22:09,450 WARN L193 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 21 [2020-09-25 02:22:09,535 INFO L268 CegarLoopResult]: For program point L385(lines 385 389) no Hoare annotation was computed. [2020-09-25 02:22:09,535 INFO L268 CegarLoopResult]: For program point L383(line 383) no Hoare annotation was computed. [2020-09-25 02:22:09,536 INFO L268 CegarLoopResult]: For program point L385-2(lines 369 393) no Hoare annotation was computed. [2020-09-25 02:22:09,536 INFO L268 CegarLoopResult]: For program point L383-1(line 383) no Hoare annotation was computed. [2020-09-25 02:22:09,536 INFO L268 CegarLoopResult]: For program point L383-2(line 383) no Hoare annotation was computed. [2020-09-25 02:22:09,536 INFO L268 CegarLoopResult]: For program point L378(line 378) no Hoare annotation was computed. [2020-09-25 02:22:09,536 INFO L268 CegarLoopResult]: For program point L377(lines 377 381) no Hoare annotation was computed. [2020-09-25 02:22:09,537 INFO L264 CegarLoopResult]: At program point L375(line 375) 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 (= ~p_dw_i~0 1)) (= ~c_dr_pc~0 2)) [2020-09-25 02:22:09,537 INFO L264 CegarLoopResult]: At program point L377-2(lines 377 381) the Hoare annotation is: (let ((.cse0 (= ~c_dr_st~0 |old(~c_dr_st~0)|)) (.cse1 (not (= ~p_dw_i~0 1))) (.cse2 (= ~c_dr_pc~0 2))) (and (or .cse0 .cse1 (not (= |old(~p_dw_st~0)| 0)) .cse2) (or (and .cse0 (= |old(~p_dw_st~0)| ~p_dw_st~0)) (= ~p_dw_st~0 0) .cse1 .cse2))) [2020-09-25 02:22:09,537 INFO L268 CegarLoopResult]: For program point L375-1(line 375) no Hoare annotation was computed. [2020-09-25 02:22:09,537 INFO L268 CegarLoopResult]: For program point L375-2(line 375) no Hoare annotation was computed. [2020-09-25 02:22:09,537 INFO L268 CegarLoopResult]: For program point L375-3(line 375) no Hoare annotation was computed. [2020-09-25 02:22:09,537 INFO L268 CegarLoopResult]: For program point L371(line 371) no Hoare annotation was computed. [2020-09-25 02:22:09,538 INFO L264 CegarLoopResult]: At program point activate_threadsENTRY(lines 369 393) 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 (= ~p_dw_i~0 1)) (= ~c_dr_pc~0 2)) [2020-09-25 02:22:09,538 INFO L268 CegarLoopResult]: For program point activate_threadsEXIT(lines 369 393) no Hoare annotation was computed. [2020-09-25 02:22:09,538 INFO L268 CegarLoopResult]: For program point L386(line 386) no Hoare annotation was computed. [2020-09-25 02:22:09,538 INFO L268 CegarLoopResult]: For program point L286(line 286) no Hoare annotation was computed. [2020-09-25 02:22:09,538 INFO L268 CegarLoopResult]: For program point exists_runnable_threadEXIT(lines 277 296) no Hoare annotation was computed. [2020-09-25 02:22:09,538 INFO L268 CegarLoopResult]: For program point L285(lines 285 290) no Hoare annotation was computed. [2020-09-25 02:22:09,538 INFO L268 CegarLoopResult]: For program point L282(line 282) no Hoare annotation was computed. [2020-09-25 02:22:09,538 INFO L268 CegarLoopResult]: For program point L281(lines 281 291) no Hoare annotation was computed. [2020-09-25 02:22:09,539 INFO L271 CegarLoopResult]: At program point exists_runnable_threadENTRY(lines 277 296) the Hoare annotation is: true [2020-09-25 02:22:09,539 INFO L271 CegarLoopResult]: At program point L293(lines 280 295) the Hoare annotation is: true [2020-09-25 02:22:09,539 INFO L268 CegarLoopResult]: For program point L292(line 292) no Hoare annotation was computed. [2020-09-25 02:22:09,539 INFO L268 CegarLoopResult]: For program point exists_runnable_threadFINAL(lines 277 296) no Hoare annotation was computed. [2020-09-25 02:22:09,539 INFO L268 CegarLoopResult]: For program point L32(line 32) no Hoare annotation was computed. [2020-09-25 02:22:09,539 INFO L264 CegarLoopResult]: At program point update_fifo_qENTRY(lines 22 41) the Hoare annotation is: (or (and (= |old(~q_read_ev~0)| ~q_read_ev~0) (= ~q_ev~0 |old(~q_ev~0)|) (= ~q_req_up~0 |old(~q_req_up~0)|) (= ~q_write_ev~0 |old(~q_write_ev~0)|)) (not (= ~p_dw_i~0 1)) (= ~c_dr_pc~0 2)) [2020-09-25 02:22:09,539 INFO L268 CegarLoopResult]: For program point L31-1(lines 31 35) no Hoare annotation was computed. [2020-09-25 02:22:09,539 INFO L268 CegarLoopResult]: For program point L27(line 27) no Hoare annotation was computed. [2020-09-25 02:22:09,539 INFO L268 CegarLoopResult]: For program point update_fifo_qEXIT(lines 22 41) no Hoare annotation was computed. [2020-09-25 02:22:09,539 INFO L268 CegarLoopResult]: For program point L26-1(lines 25 40) no Hoare annotation was computed. [2020-09-25 02:22:09,540 INFO L268 CegarLoopResult]: For program point update_fifo_qFINAL(lines 22 41) no Hoare annotation was computed. [2020-09-25 02:22:09,540 INFO L268 CegarLoopResult]: For program point L37(line 37) no Hoare annotation was computed. [2020-09-25 02:22:09,540 INFO L268 CegarLoopResult]: For program point L320(line 320) no Hoare annotation was computed. [2020-09-25 02:22:09,540 INFO L268 CegarLoopResult]: For program point L319-1(lines 318 331) no Hoare annotation was computed. [2020-09-25 02:22:09,540 INFO L264 CegarLoopResult]: At program point reset_delta_eventsENTRY(lines 315 332) the Hoare annotation is: (or (not (= ~p_dw_i~0 1)) (and (= |old(~q_read_ev~0)| ~q_read_ev~0) (= ~q_write_ev~0 |old(~q_write_ev~0)|)) (= ~c_dr_pc~0 2)) [2020-09-25 02:22:09,540 INFO L268 CegarLoopResult]: For program point reset_delta_eventsEXIT(lines 315 332) no Hoare annotation was computed. [2020-09-25 02:22:09,540 INFO L268 CegarLoopResult]: For program point L325(line 325) no Hoare annotation was computed. [2020-09-25 02:22:09,540 INFO L268 CegarLoopResult]: For program point L324-1(lines 315 332) no Hoare annotation was computed. [2020-09-25 02:22:09,540 INFO L268 CegarLoopResult]: For program point init_threadsEXIT(lines 259 276) no Hoare annotation was computed. [2020-09-25 02:22:09,540 INFO L264 CegarLoopResult]: At program point init_threadsENTRY(lines 259 276) 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 (= ~p_dw_i~0 1)) (not (= |old(~p_dw_st~0)| 0)) (= ~c_dr_pc~0 2)) [2020-09-25 02:22:09,541 INFO L268 CegarLoopResult]: For program point L271(line 271) no Hoare annotation was computed. [2020-09-25 02:22:09,541 INFO L268 CegarLoopResult]: For program point L269(line 269) no Hoare annotation was computed. [2020-09-25 02:22:09,541 INFO L268 CegarLoopResult]: For program point L268-1(lines 259 276) no Hoare annotation was computed. [2020-09-25 02:22:09,541 INFO L268 CegarLoopResult]: For program point L266(line 266) no Hoare annotation was computed. [2020-09-25 02:22:09,541 INFO L268 CegarLoopResult]: For program point L264(line 264) no Hoare annotation was computed. [2020-09-25 02:22:09,541 INFO L268 CegarLoopResult]: For program point L263-1(lines 262 275) no Hoare annotation was computed. [2020-09-25 02:22:09,541 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 544 555) the Hoare annotation is: (or (= |old(~p_dw_i~0)| 1) (and (= ~c_last_read~0 |old(~c_last_read~0)|) (= ~a_t~0 |old(~a_t~0)|) (= |old(~p_dw_pc~0)| ~p_dw_pc~0) (= ~t~0 |old(~t~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)|) (= ~q_req_up~0 |old(~q_req_up~0)|) (= |old(~p_dw_st~0)| ~p_dw_st~0) (= ~c_num_read~0 |old(~c_num_read~0)|) (= ~q_write_ev~0 |old(~q_write_ev~0)|) (= |old(~fast_clk_edge~0)| ~fast_clk_edge~0) (= ~p_last_write~0 |old(~p_last_write~0)|) (= ~q_ev~0 |old(~q_ev~0)|) (= |old(~q_free~0)| ~q_free~0) (= |old(~slow_clk_edge~0)| ~slow_clk_edge~0) (= ~p_dw_i~0 |old(~p_dw_i~0)|) (= ~q_buf_0~0 |old(~q_buf_0~0)|) (= ~p_num_write~0 |old(~p_num_write~0)|)) (= 2 |old(~c_dr_pc~0)|) (not (= |old(~p_dw_st~0)| 0))) [2020-09-25 02:22:09,542 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 544 555) no Hoare annotation was computed. [2020-09-25 02:22:09,542 INFO L268 CegarLoopResult]: For program point L553(line 553) no Hoare annotation was computed. [2020-09-25 02:22:09,542 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 544 555) no Hoare annotation was computed. [2020-09-25 02:22:09,542 INFO L268 CegarLoopResult]: For program point L550(line 550) no Hoare annotation was computed. [2020-09-25 02:22:09,542 INFO L264 CegarLoopResult]: At program point L549(line 549) the Hoare annotation is: (or (= |old(~p_dw_i~0)| 1) (and (= ~c_last_read~0 |old(~c_last_read~0)|) (= ~a_t~0 |old(~a_t~0)|) (= |old(~p_dw_pc~0)| ~p_dw_pc~0) (= ~t~0 |old(~t~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)|) (= ~q_req_up~0 |old(~q_req_up~0)|) (= |old(~p_dw_st~0)| ~p_dw_st~0) (= ~c_num_read~0 |old(~c_num_read~0)|) (= ~q_write_ev~0 |old(~q_write_ev~0)|) (= |old(~fast_clk_edge~0)| ~fast_clk_edge~0) (= ~p_last_write~0 |old(~p_last_write~0)|) (= ~q_ev~0 |old(~q_ev~0)|) (= |old(~q_free~0)| ~q_free~0) (= |old(~slow_clk_edge~0)| ~slow_clk_edge~0) (= ~p_dw_i~0 |old(~p_dw_i~0)|) (= ~q_buf_0~0 |old(~q_buf_0~0)|) (= ~p_num_write~0 |old(~p_num_write~0)|)) (= 2 |old(~c_dr_pc~0)|) (not (= |old(~p_dw_st~0)| 0))) [2020-09-25 02:22:09,542 INFO L264 CegarLoopResult]: At program point L549-1(line 549) 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_dr_pc~0 2)) (= ~p_dw_i~0 1)) (= |old(~p_dw_i~0)| 1) (= 2 |old(~c_dr_pc~0)|) (not (= |old(~p_dw_st~0)| 0))) [2020-09-25 02:22:09,543 INFO L264 CegarLoopResult]: At program point L161(lines 138 182) the Hoare annotation is: (or (and (= |old(~p_dw_pc~0)| ~p_dw_pc~0) (= |old(~q_free~0)| ~q_free~0) (= ~q_req_up~0 |old(~q_req_up~0)|) (= |old(~p_dw_st~0)| ~p_dw_st~0) (= ~q_buf_0~0 |old(~q_buf_0~0)|) (= ~p_last_write~0 |old(~p_last_write~0)|) (= ~p_num_write~0 |old(~p_num_write~0)|)) (not (= ~p_dw_i~0 1)) (= ~c_dr_pc~0 2)) [2020-09-25 02:22:09,543 INFO L264 CegarLoopResult]: At program point do_write_pENTRY(lines 135 183) the Hoare annotation is: (or (and (= |old(~p_dw_pc~0)| ~p_dw_pc~0) (= |old(~q_free~0)| ~q_free~0) (= ~q_req_up~0 |old(~q_req_up~0)|) (= |old(~p_dw_st~0)| ~p_dw_st~0) (= ~q_buf_0~0 |old(~q_buf_0~0)|) (= ~p_last_write~0 |old(~p_last_write~0)|) (= ~p_num_write~0 |old(~p_num_write~0)|)) (not (= ~p_dw_i~0 1)) (= ~c_dr_pc~0 2)) [2020-09-25 02:22:09,543 INFO L268 CegarLoopResult]: For program point L157(line 157) no Hoare annotation was computed. [2020-09-25 02:22:09,543 INFO L268 CegarLoopResult]: For program point L155(line 155) no Hoare annotation was computed. [2020-09-25 02:22:09,543 INFO L271 CegarLoopResult]: At program point L178(lines 135 183) the Hoare annotation is: true [2020-09-25 02:22:09,543 INFO L268 CegarLoopResult]: For program point L145(lines 145 149) no Hoare annotation was computed. [2020-09-25 02:22:09,544 INFO L264 CegarLoopResult]: At program point L143(lines 138 182) the Hoare annotation is: (or (and (= |old(~p_dw_pc~0)| ~p_dw_pc~0) (= |old(~q_free~0)| ~q_free~0) (= ~q_req_up~0 |old(~q_req_up~0)|) (= |old(~p_dw_st~0)| ~p_dw_st~0) (= ~q_buf_0~0 |old(~q_buf_0~0)|) (= ~p_last_write~0 |old(~p_last_write~0)|) (= ~p_num_write~0 |old(~p_num_write~0)|)) (not (= ~p_dw_i~0 1)) (= ~c_dr_pc~0 2)) [2020-09-25 02:22:09,544 INFO L268 CegarLoopResult]: For program point L174(line 174) no Hoare annotation was computed. [2020-09-25 02:22:09,544 INFO L268 CegarLoopResult]: For program point L172(line 172) no Hoare annotation was computed. [2020-09-25 02:22:09,544 INFO L268 CegarLoopResult]: For program point L162(line 162) no Hoare annotation was computed. [2020-09-25 02:22:09,544 INFO L268 CegarLoopResult]: For program point do_write_pEXIT(lines 135 183) no Hoare annotation was computed. [2020-09-25 02:22:09,544 INFO L264 CegarLoopResult]: At program point L154-1(lines 138 182) the Hoare annotation is: (or (= |old(~p_dw_st~0)| ~p_dw_st~0) (not (= ~p_dw_i~0 1)) (= ~c_dr_pc~0 2)) [2020-09-25 02:22:09,544 INFO L268 CegarLoopResult]: For program point L175(line 175) no Hoare annotation was computed. [2020-09-25 02:22:09,545 INFO L268 CegarLoopResult]: For program point L142(lines 142 150) no Hoare annotation was computed. [2020-09-25 02:22:09,545 INFO L268 CegarLoopResult]: For program point L173(line 173) no Hoare annotation was computed. [2020-09-25 02:22:09,545 INFO L268 CegarLoopResult]: For program point L171(line 171) no Hoare annotation was computed. [2020-09-25 02:22:09,545 INFO L268 CegarLoopResult]: For program point L171-1(line 171) no Hoare annotation was computed. [2020-09-25 02:22:09,545 INFO L268 CegarLoopResult]: For program point L163(line 163) no Hoare annotation was computed. [2020-09-25 02:22:09,545 INFO L268 CegarLoopResult]: For program point errorEXIT(lines 5 12) no Hoare annotation was computed. [2020-09-25 02:22:09,545 INFO L268 CegarLoopResult]: For program point errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 9) no Hoare annotation was computed. [2020-09-25 02:22:09,546 INFO L271 CegarLoopResult]: At program point errorENTRY(lines 5 12) the Hoare annotation is: true [2020-09-25 02:22:09,546 INFO L268 CegarLoopResult]: For program point errorFINAL(lines 5 12) no Hoare annotation was computed. [2020-09-25 02:22:09,546 INFO L268 CegarLoopResult]: For program point L127(line 127) no Hoare annotation was computed. [2020-09-25 02:22:09,546 INFO L268 CegarLoopResult]: For program point L126(lines 126 130) no Hoare annotation was computed. [2020-09-25 02:22:09,546 INFO L268 CegarLoopResult]: For program point L124(line 124) no Hoare annotation was computed. [2020-09-25 02:22:09,546 INFO L268 CegarLoopResult]: For program point L126-2(lines 110 134) no Hoare annotation was computed. [2020-09-25 02:22:09,546 INFO L268 CegarLoopResult]: For program point L124-1(line 124) no Hoare annotation was computed. [2020-09-25 02:22:09,547 INFO L268 CegarLoopResult]: For program point L124-2(line 124) no Hoare annotation was computed. [2020-09-25 02:22:09,547 INFO L268 CegarLoopResult]: For program point immediate_notify_threadsENTRY(lines 110 134) no Hoare annotation was computed. [2020-09-25 02:22:09,547 INFO L268 CegarLoopResult]: For program point L119(line 119) no Hoare annotation was computed. [2020-09-25 02:22:09,547 INFO L268 CegarLoopResult]: For program point L118(lines 118 122) no Hoare annotation was computed. [2020-09-25 02:22:09,547 INFO L268 CegarLoopResult]: For program point L116(line 116) no Hoare annotation was computed. [2020-09-25 02:22:09,547 INFO L268 CegarLoopResult]: For program point L118-2(lines 118 122) no Hoare annotation was computed. [2020-09-25 02:22:09,547 INFO L268 CegarLoopResult]: For program point L116-1(line 116) no Hoare annotation was computed. [2020-09-25 02:22:09,547 INFO L268 CegarLoopResult]: For program point L116-2(line 116) no Hoare annotation was computed. [2020-09-25 02:22:09,548 INFO L268 CegarLoopResult]: For program point L116-3(line 116) no Hoare annotation was computed. [2020-09-25 02:22:09,548 INFO L268 CegarLoopResult]: For program point L112(line 112) no Hoare annotation was computed. [2020-09-25 02:22:09,548 INFO L268 CegarLoopResult]: For program point immediate_notify_threadsEXIT(lines 110 134) no Hoare annotation was computed. [2020-09-25 02:22:09,548 INFO L268 CegarLoopResult]: For program point fire_time_eventsEXIT(lines 335 350) no Hoare annotation was computed. [2020-09-25 02:22:09,548 INFO L268 CegarLoopResult]: For program point L345(line 345) no Hoare annotation was computed. [2020-09-25 02:22:09,548 INFO L268 CegarLoopResult]: For program point L344(line 344) no Hoare annotation was computed. [2020-09-25 02:22:09,548 INFO L268 CegarLoopResult]: For program point L343(line 343) no Hoare annotation was computed. [2020-09-25 02:22:09,548 INFO L264 CegarLoopResult]: At program point fire_time_eventsENTRY(lines 335 350) the Hoare annotation is: (or (not (= ~p_dw_i~0 1)) (= ~c_dr_pc~0 2) (and (= ~t~0 |old(~t~0)|) (= |old(~slow_clk_edge~0)| ~slow_clk_edge~0) (= |old(~fast_clk_edge~0)| ~fast_clk_edge~0))) [2020-09-25 02:22:09,549 INFO L268 CegarLoopResult]: For program point L341(line 341) no Hoare annotation was computed. [2020-09-25 02:22:09,549 INFO L268 CegarLoopResult]: For program point L340(line 340) no Hoare annotation was computed. [2020-09-25 02:22:09,549 INFO L268 CegarLoopResult]: For program point L339-1(lines 335 350) no Hoare annotation was computed. [2020-09-25 02:22:09,549 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-09-25 02:22:09,549 INFO L268 CegarLoopResult]: For program point L184(line 184) no Hoare annotation was computed. [2020-09-25 02:22:09,549 INFO L268 CegarLoopResult]: For program point L21(line 21) no Hoare annotation was computed. [2020-09-25 02:22:09,549 INFO L268 CegarLoopResult]: For program point L20(line 20) no Hoare annotation was computed. [2020-09-25 02:22:09,549 INFO L268 CegarLoopResult]: For program point L19(line 19) no Hoare annotation was computed. [2020-09-25 02:22:09,550 INFO L268 CegarLoopResult]: For program point L51(line 51) no Hoare annotation was computed. [2020-09-25 02:22:09,550 INFO L268 CegarLoopResult]: For program point L18(line 18) no Hoare annotation was computed. [2020-09-25 02:22:09,550 INFO L268 CegarLoopResult]: For program point L50(line 50) no Hoare annotation was computed. [2020-09-25 02:22:09,550 INFO L268 CegarLoopResult]: For program point L17(line 17) no Hoare annotation was computed. [2020-09-25 02:22:09,550 INFO L268 CegarLoopResult]: For program point L49(line 49) no Hoare annotation was computed. [2020-09-25 02:22:09,550 INFO L268 CegarLoopResult]: For program point L16(line 16) no Hoare annotation was computed. [2020-09-25 02:22:09,550 INFO L268 CegarLoopResult]: For program point L48(line 48) no Hoare annotation was computed. [2020-09-25 02:22:09,550 INFO L268 CegarLoopResult]: For program point L15(line 15) no Hoare annotation was computed. [2020-09-25 02:22:09,550 INFO L268 CegarLoopResult]: For program point L47(line 47) no Hoare annotation was computed. [2020-09-25 02:22:09,551 INFO L268 CegarLoopResult]: For program point L46(line 46) no Hoare annotation was computed. [2020-09-25 02:22:09,551 INFO L268 CegarLoopResult]: For program point L334(line 334) no Hoare annotation was computed. [2020-09-25 02:22:09,551 INFO L268 CegarLoopResult]: For program point L45(line 45) no Hoare annotation was computed. [2020-09-25 02:22:09,551 INFO L268 CegarLoopResult]: For program point L44(line 44) no Hoare annotation was computed. [2020-09-25 02:22:09,551 INFO L268 CegarLoopResult]: For program point L43(line 43) no Hoare annotation was computed. [2020-09-25 02:22:09,551 INFO L268 CegarLoopResult]: For program point L42(line 42) no Hoare annotation was computed. [2020-09-25 02:22:09,551 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)|) (= ~t~0 |old(~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)|) (= ~q_req_up~0 |old(~q_req_up~0)|) (= ~slow_clk_edge~0 |old(~slow_clk_edge~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)|) (= ~q_ev~0 |old(~q_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)|) (= ~fast_clk_edge~0 |old(~fast_clk_edge~0)|) (= ~c_dr_i~0 |old(~c_dr_i~0)|)) [2020-09-25 02:22:09,552 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-09-25 02:22:09,552 INFO L268 CegarLoopResult]: For program point L403(line 403) no Hoare annotation was computed. [2020-09-25 02:22:09,552 INFO L268 CegarLoopResult]: For program point L403-1(line 403) no Hoare annotation was computed. [2020-09-25 02:22:09,552 INFO L268 CegarLoopResult]: For program point L403-2(line 403) no Hoare annotation was computed. [2020-09-25 02:22:09,552 INFO L264 CegarLoopResult]: At program point L432(line 432) the Hoare annotation is: (or (not (= ~p_dw_i~0 1)) (not (= ~c_dr_pc~0 2)) (= 2 |old(~c_dr_pc~0)|)) [2020-09-25 02:22:09,552 INFO L268 CegarLoopResult]: For program point L416(line 416) no Hoare annotation was computed. [2020-09-25 02:22:09,552 INFO L268 CegarLoopResult]: For program point evalEXIT(lines 394 446) no Hoare annotation was computed. [2020-09-25 02:22:09,552 INFO L268 CegarLoopResult]: For program point L412(line 412) no Hoare annotation was computed. [2020-09-25 02:22:09,553 INFO L268 CegarLoopResult]: For program point L412-1(line 412) no Hoare annotation was computed. [2020-09-25 02:22:09,553 INFO L268 CegarLoopResult]: For program point L412-2(line 412) no Hoare annotation was computed. [2020-09-25 02:22:09,553 INFO L264 CegarLoopResult]: At program point L441(lines 394 446) the Hoare annotation is: (or (not (= ~p_dw_i~0 1)) (= 2 |old(~c_dr_pc~0)|) (not (= ~c_dr_pc~0 2))) [2020-09-25 02:22:09,553 INFO L268 CegarLoopResult]: For program point L429(lines 429 436) no Hoare annotation was computed. [2020-09-25 02:22:09,553 INFO L268 CegarLoopResult]: For program point L396(line 396) no Hoare annotation was computed. [2020-09-25 02:22:09,553 INFO L264 CegarLoopResult]: At program point L425(lines 400 440) the Hoare annotation is: (or (not (= ~p_dw_i~0 1)) (= 2 |old(~c_dr_pc~0)|) (not (= ~c_dr_pc~0 2))) [2020-09-25 02:22:09,553 INFO L264 CegarLoopResult]: At program point evalENTRY(lines 394 446) the Hoare annotation is: (or (not (= ~p_dw_i~0 1)) (= 2 |old(~c_dr_pc~0)|) (and (= ~c_last_read~0 |old(~c_last_read~0)|) (= ~a_t~0 |old(~a_t~0)|) (= |old(~p_dw_pc~0)| ~p_dw_pc~0) (= ~c_dr_st~0 |old(~c_dr_st~0)|) (= ~c_dr_pc~0 |old(~c_dr_pc~0)|) (= |old(~q_free~0)| ~q_free~0) (= ~q_req_up~0 |old(~q_req_up~0)|) (= |old(~p_dw_st~0)| ~p_dw_st~0) (= ~c_num_read~0 |old(~c_num_read~0)|) (= ~q_buf_0~0 |old(~q_buf_0~0)|) (= ~p_last_write~0 |old(~p_last_write~0)|) (= ~p_num_write~0 |old(~p_num_write~0)|))) [2020-09-25 02:22:09,554 INFO L264 CegarLoopResult]: At program point L417(line 417) the Hoare annotation is: (or (not (= ~p_dw_i~0 1)) (not (= ~c_dr_pc~0 2)) (= 2 |old(~c_dr_pc~0)|)) [2020-09-25 02:22:09,554 INFO L268 CegarLoopResult]: For program point L405(lines 405 409) no Hoare annotation was computed. [2020-09-25 02:22:09,554 INFO L268 CegarLoopResult]: For program point L405-1(lines 400 440) no Hoare annotation was computed. [2020-09-25 02:22:09,554 INFO L264 CegarLoopResult]: At program point L401(line 401) the Hoare annotation is: (or (not (= ~p_dw_i~0 1)) (= 2 |old(~c_dr_pc~0)|) (not (= ~c_dr_pc~0 2))) [2020-09-25 02:22:09,554 INFO L268 CegarLoopResult]: For program point L397(line 397) no Hoare annotation was computed. [2020-09-25 02:22:09,554 INFO L268 CegarLoopResult]: For program point L414(lines 414 421) no Hoare annotation was computed. [2020-09-25 02:22:09,554 INFO L268 CegarLoopResult]: For program point L410(lines 400 440) no Hoare annotation was computed. [2020-09-25 02:22:09,554 INFO L268 CegarLoopResult]: For program point L431(line 431) no Hoare annotation was computed. [2020-09-25 02:22:09,555 INFO L268 CegarLoopResult]: For program point L427(line 427) no Hoare annotation was computed. [2020-09-25 02:22:09,555 INFO L268 CegarLoopResult]: For program point L427-1(line 427) no Hoare annotation was computed. [2020-09-25 02:22:09,555 INFO L268 CegarLoopResult]: For program point L427-2(line 427) no Hoare annotation was computed. [2020-09-25 02:22:09,555 INFO L268 CegarLoopResult]: For program point L449(line 449) no Hoare annotation was computed. [2020-09-25 02:22:09,555 INFO L268 CegarLoopResult]: For program point stop_simulationFINAL(lines 447 465) no Hoare annotation was computed. [2020-09-25 02:22:09,555 INFO L271 CegarLoopResult]: At program point L462(lines 451 464) the Hoare annotation is: true [2020-09-25 02:22:09,555 INFO L268 CegarLoopResult]: For program point L461(line 461) no Hoare annotation was computed. [2020-09-25 02:22:09,555 INFO L268 CegarLoopResult]: For program point L456(line 456) no Hoare annotation was computed. [2020-09-25 02:22:09,556 INFO L268 CegarLoopResult]: For program point L455(lines 455 460) no Hoare annotation was computed. [2020-09-25 02:22:09,556 INFO L268 CegarLoopResult]: For program point stop_simulationEXIT(lines 447 465) no Hoare annotation was computed. [2020-09-25 02:22:09,556 INFO L271 CegarLoopResult]: At program point L453(line 453) the Hoare annotation is: true [2020-09-25 02:22:09,556 INFO L268 CegarLoopResult]: For program point L453-1(line 453) no Hoare annotation was computed. [2020-09-25 02:22:09,556 INFO L271 CegarLoopResult]: At program point stop_simulationENTRY(lines 447 465) the Hoare annotation is: true [2020-09-25 02:22:09,556 INFO L268 CegarLoopResult]: For program point L453-2(line 453) no Hoare annotation was computed. [2020-09-25 02:22:09,556 INFO L268 CegarLoopResult]: For program point L453-3(line 453) no Hoare annotation was computed. [2020-09-25 02:22:09,556 INFO L268 CegarLoopResult]: For program point L97(line 97) no Hoare annotation was computed. [2020-09-25 02:22:09,557 INFO L268 CegarLoopResult]: For program point L95-1(lines 95 104) no Hoare annotation was computed. [2020-09-25 02:22:09,557 INFO L271 CegarLoopResult]: At program point is_do_read_c_triggeredENTRY(lines 81 109) the Hoare annotation is: true [2020-09-25 02:22:09,557 INFO L268 CegarLoopResult]: For program point L87(line 87) no Hoare annotation was computed. [2020-09-25 02:22:09,557 INFO L268 CegarLoopResult]: For program point L85(lines 85 94) no Hoare annotation was computed. [2020-09-25 02:22:09,557 INFO L268 CegarLoopResult]: For program point L85-2(lines 84 108) no Hoare annotation was computed. [2020-09-25 02:22:09,557 INFO L268 CegarLoopResult]: For program point is_do_read_c_triggeredFINAL(lines 81 109) no Hoare annotation was computed. [2020-09-25 02:22:09,557 INFO L271 CegarLoopResult]: At program point L106(lines 84 108) the Hoare annotation is: true [2020-09-25 02:22:09,557 INFO L268 CegarLoopResult]: For program point L96(lines 96 101) no Hoare annotation was computed. [2020-09-25 02:22:09,558 INFO L268 CegarLoopResult]: For program point L86(lines 86 91) no Hoare annotation was computed. [2020-09-25 02:22:09,558 INFO L268 CegarLoopResult]: For program point is_do_read_c_triggeredEXIT(lines 81 109) no Hoare annotation was computed. [2020-09-25 02:22:09,558 INFO L264 CegarLoopResult]: At program point update_channelsENTRY(lines 244 258) the Hoare annotation is: (or (and (= |old(~q_read_ev~0)| ~q_read_ev~0) (= ~q_ev~0 |old(~q_ev~0)|) (= ~q_req_up~0 |old(~q_req_up~0)|) (= ~q_write_ev~0 |old(~q_write_ev~0)|)) (not (= ~p_dw_i~0 1)) (= ~c_dr_pc~0 2)) [2020-09-25 02:22:09,558 INFO L268 CegarLoopResult]: For program point update_channelsEXIT(lines 244 258) no Hoare annotation was computed. [2020-09-25 02:22:09,558 INFO L264 CegarLoopResult]: At program point L250(line 250) the Hoare annotation is: (or (and (= |old(~q_read_ev~0)| ~q_read_ev~0) (= ~q_ev~0 |old(~q_ev~0)|) (= ~q_req_up~0 |old(~q_req_up~0)|) (= ~q_write_ev~0 |old(~q_write_ev~0)|)) (not (= ~p_dw_i~0 1)) (= ~c_dr_pc~0 2)) [2020-09-25 02:22:09,558 INFO L268 CegarLoopResult]: For program point L248(lines 244 258) no Hoare annotation was computed. [2020-09-25 02:22:09,558 INFO L264 CegarLoopResult]: At program point fire_delta_eventsENTRY(lines 297 314) the Hoare annotation is: (or (not (= ~p_dw_i~0 1)) (and (= |old(~q_read_ev~0)| ~q_read_ev~0) (= ~q_write_ev~0 |old(~q_write_ev~0)|)) (= ~c_dr_pc~0 2)) [2020-09-25 02:22:09,558 INFO L268 CegarLoopResult]: For program point L307(line 307) no Hoare annotation was computed. [2020-09-25 02:22:09,559 INFO L268 CegarLoopResult]: For program point fire_delta_eventsEXIT(lines 297 314) no Hoare annotation was computed. [2020-09-25 02:22:09,559 INFO L268 CegarLoopResult]: For program point L306-1(lines 297 314) no Hoare annotation was computed. [2020-09-25 02:22:09,559 INFO L268 CegarLoopResult]: For program point L302(line 302) no Hoare annotation was computed. [2020-09-25 02:22:09,559 INFO L268 CegarLoopResult]: For program point L301-1(lines 300 313) no Hoare annotation was computed. [2020-09-25 02:22:09,559 INFO L264 CegarLoopResult]: At program point L481-1(lines 478 518) the Hoare annotation is: (or (not (= ~p_dw_i~0 1)) (not (= ~c_dr_pc~0 2)) (= 2 |old(~c_dr_pc~0)|) (not (= |old(~p_dw_st~0)| 0))) [2020-09-25 02:22:09,559 INFO L264 CegarLoopResult]: At program point L477(line 477) the Hoare annotation is: (or (and (= ~p_dw_st~0 0) (not (= ~c_dr_pc~0 2))) (not (= ~p_dw_i~0 1)) (= 2 |old(~c_dr_pc~0)|) (not (= |old(~p_dw_st~0)| 0))) [2020-09-25 02:22:09,559 INFO L268 CegarLoopResult]: For program point start_simulationEXIT(lines 466 524) no Hoare annotation was computed. [2020-09-25 02:22:09,560 INFO L268 CegarLoopResult]: For program point L473(line 473) no Hoare annotation was computed. [2020-09-25 02:22:09,560 INFO L268 CegarLoopResult]: For program point L502(line 502) no Hoare annotation was computed. [2020-09-25 02:22:09,560 INFO L268 CegarLoopResult]: For program point L469(line 469) no Hoare annotation was computed. [2020-09-25 02:22:09,560 INFO L268 CegarLoopResult]: For program point L498(line 498) no Hoare annotation was computed. [2020-09-25 02:22:09,560 INFO L268 CegarLoopResult]: For program point L498-1(line 498) no Hoare annotation was computed. [2020-09-25 02:22:09,560 INFO L268 CegarLoopResult]: For program point L498-2(line 498) no Hoare annotation was computed. [2020-09-25 02:22:09,560 INFO L264 CegarLoopResult]: At program point L494(line 494) the Hoare annotation is: (or (not (= ~p_dw_i~0 1)) (not (= ~c_dr_pc~0 2)) (= 2 |old(~c_dr_pc~0)|) (not (= |old(~p_dw_st~0)| 0))) [2020-09-25 02:22:09,561 INFO L271 CegarLoopResult]: At program point L519(lines 466 524) the Hoare annotation is: true [2020-09-25 02:22:09,561 INFO L268 CegarLoopResult]: For program point L482(line 482) no Hoare annotation was computed. [2020-09-25 02:22:09,561 INFO L264 CegarLoopResult]: At program point start_simulationENTRY(lines 466 524) the Hoare annotation is: (or (and (= ~c_last_read~0 |old(~c_last_read~0)|) (= ~a_t~0 |old(~a_t~0)|) (= |old(~p_dw_pc~0)| ~p_dw_pc~0) (= ~t~0 |old(~t~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)|) (= ~q_req_up~0 |old(~q_req_up~0)|) (= |old(~p_dw_st~0)| ~p_dw_st~0) (= ~c_num_read~0 |old(~c_num_read~0)|) (= ~q_write_ev~0 |old(~q_write_ev~0)|) (= |old(~fast_clk_edge~0)| ~fast_clk_edge~0) (= ~p_last_write~0 |old(~p_last_write~0)|) (= ~q_ev~0 |old(~q_ev~0)|) (= |old(~q_free~0)| ~q_free~0) (= |old(~slow_clk_edge~0)| ~slow_clk_edge~0) (= ~q_buf_0~0 |old(~q_buf_0~0)|) (= ~p_num_write~0 |old(~p_num_write~0)|)) (not (= ~p_dw_i~0 1)) (= 2 |old(~c_dr_pc~0)|) (not (= |old(~p_dw_st~0)| 0))) [2020-09-25 02:22:09,561 INFO L268 CegarLoopResult]: For program point L511(line 511) no Hoare annotation was computed. [2020-09-25 02:22:09,561 INFO L268 CegarLoopResult]: For program point L511-1(line 511) no Hoare annotation was computed. [2020-09-25 02:22:09,561 INFO L268 CegarLoopResult]: For program point L511-2(line 511) no Hoare annotation was computed. [2020-09-25 02:22:09,561 INFO L264 CegarLoopResult]: At program point L474(line 474) the Hoare annotation is: (or (and (= ~c_last_read~0 |old(~c_last_read~0)|) (= ~a_t~0 |old(~a_t~0)|) (= |old(~p_dw_pc~0)| ~p_dw_pc~0) (= ~t~0 |old(~t~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)|) (= ~q_req_up~0 |old(~q_req_up~0)|) (= |old(~p_dw_st~0)| ~p_dw_st~0) (= ~c_num_read~0 |old(~c_num_read~0)|) (= ~q_write_ev~0 |old(~q_write_ev~0)|) (= |old(~fast_clk_edge~0)| ~fast_clk_edge~0) (= ~p_last_write~0 |old(~p_last_write~0)|) (= ~q_ev~0 |old(~q_ev~0)|) (= |old(~q_free~0)| ~q_free~0) (= |old(~slow_clk_edge~0)| ~slow_clk_edge~0) (= ~q_buf_0~0 |old(~q_buf_0~0)|) (= ~p_num_write~0 |old(~p_num_write~0)|)) (not (= ~p_dw_i~0 1)) (= 2 |old(~c_dr_pc~0)|) (not (= |old(~p_dw_st~0)| 0))) [2020-09-25 02:22:09,562 INFO L264 CegarLoopResult]: At program point L474-1(line 474) the Hoare annotation is: (or (not (= ~p_dw_i~0 1)) (and (= ~c_dr_st~0 |old(~c_dr_st~0)|) (= |old(~p_dw_st~0)| ~p_dw_st~0) (not (= ~c_dr_pc~0 2))) (= 2 |old(~c_dr_pc~0)|) (not (= |old(~p_dw_st~0)| 0))) [2020-09-25 02:22:09,562 INFO L264 CegarLoopResult]: At program point L503(line 503) the Hoare annotation is: (or (not (= ~p_dw_i~0 1)) (not (= ~c_dr_pc~0 2)) (= 2 |old(~c_dr_pc~0)|) (not (= |old(~p_dw_st~0)| 0))) [2020-09-25 02:22:09,562 INFO L264 CegarLoopResult]: At program point L503-1(line 503) the Hoare annotation is: (or (not (= ~p_dw_i~0 1)) (not (= ~c_dr_pc~0 2)) (= 2 |old(~c_dr_pc~0)|) (not (= |old(~p_dw_st~0)| 0))) [2020-09-25 02:22:09,562 INFO L264 CegarLoopResult]: At program point L495(line 495) the Hoare annotation is: (or (not (= ~p_dw_i~0 1)) (not (= ~c_dr_pc~0 2)) (= 2 |old(~c_dr_pc~0)|) (not (= |old(~p_dw_st~0)| 0))) [2020-09-25 02:22:09,562 INFO L264 CegarLoopResult]: At program point L475(line 475) the Hoare annotation is: (or (and (= ~p_dw_st~0 0) (not (= ~c_dr_pc~0 2))) (not (= ~p_dw_i~0 1)) (= 2 |old(~c_dr_pc~0)|) (not (= |old(~p_dw_st~0)| 0))) [2020-09-25 02:22:09,562 INFO L264 CegarLoopResult]: At program point L504(line 504) the Hoare annotation is: (or (not (= ~p_dw_i~0 1)) (not (= ~c_dr_pc~0 2)) (= 2 |old(~c_dr_pc~0)|) (not (= |old(~p_dw_st~0)| 0))) [2020-09-25 02:22:09,563 INFO L268 CegarLoopResult]: For program point L500(lines 500 509) no Hoare annotation was computed. [2020-09-25 02:22:09,563 INFO L264 CegarLoopResult]: At program point L500-1(lines 500 509) the Hoare annotation is: (or (not (= ~p_dw_i~0 1)) (not (= ~c_dr_pc~0 2)) (= 2 |old(~c_dr_pc~0)|) (not (= |old(~p_dw_st~0)| 0))) [2020-09-25 02:22:09,563 INFO L268 CegarLoopResult]: For program point L513(lines 513 517) no Hoare annotation was computed. [2020-09-25 02:22:09,563 INFO L264 CegarLoopResult]: At program point L476(line 476) the Hoare annotation is: (or (and (= ~p_dw_st~0 0) (not (= ~c_dr_pc~0 2))) (not (= ~p_dw_i~0 1)) (= 2 |old(~c_dr_pc~0)|) (not (= |old(~p_dw_st~0)| 0))) [2020-09-25 02:22:09,563 INFO L268 CegarLoopResult]: For program point L468(line 468) no Hoare annotation was computed. [2020-09-25 02:22:09,563 INFO L264 CegarLoopResult]: At program point L493(line 493) the Hoare annotation is: (or (not (= ~p_dw_i~0 1)) (not (= ~c_dr_pc~0 2)) (= 2 |old(~c_dr_pc~0)|) (not (= |old(~p_dw_st~0)| 0))) [2020-09-25 02:22:09,563 INFO L264 CegarLoopResult]: At program point L493-1(line 493) the Hoare annotation is: (or (not (= ~p_dw_i~0 1)) (not (= ~c_dr_pc~0 2)) (= 2 |old(~c_dr_pc~0)|) (not (= |old(~p_dw_st~0)| 0))) [2020-09-25 02:22:09,564 INFO L264 CegarLoopResult]: At program point L489(line 489) the Hoare annotation is: (or (not (= ~p_dw_i~0 1)) (not (= ~c_dr_pc~0 2)) (= 2 |old(~c_dr_pc~0)|) (not (= |old(~p_dw_st~0)| 0))) [2020-09-25 02:22:09,564 INFO L268 CegarLoopResult]: For program point L489-1(line 489) no Hoare annotation was computed. [2020-09-25 02:22:09,564 INFO L264 CegarLoopResult]: At program point L485(line 485) the Hoare annotation is: (or (not (= ~p_dw_i~0 1)) (not (= ~c_dr_pc~0 2)) (= 2 |old(~c_dr_pc~0)|) (not (= |old(~p_dw_st~0)| 0))) [2020-09-25 02:22:09,564 INFO L268 CegarLoopResult]: For program point L485-1(line 485) no Hoare annotation was computed. [2020-09-25 02:22:09,564 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-09-25 02:22:09,564 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= ~p_dw_st~0 0) (not (= ~p_dw_i~0 1)) (not (= ~c_dr_pc~0 2))) [2020-09-25 02:22:09,564 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-09-25 02:22:09,565 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-09-25 02:22:09,565 INFO L268 CegarLoopResult]: For program point L66-1(lines 66 75) no Hoare annotation was computed. [2020-09-25 02:22:09,565 INFO L268 CegarLoopResult]: For program point L58(line 58) no Hoare annotation was computed. [2020-09-25 02:22:09,565 INFO L268 CegarLoopResult]: For program point L56(lines 56 65) no Hoare annotation was computed. [2020-09-25 02:22:09,565 INFO L268 CegarLoopResult]: For program point L56-2(lines 55 79) no Hoare annotation was computed. [2020-09-25 02:22:09,565 INFO L268 CegarLoopResult]: For program point is_do_write_p_triggeredEXIT(lines 52 80) no Hoare annotation was computed. [2020-09-25 02:22:09,565 INFO L271 CegarLoopResult]: At program point L77(lines 55 79) the Hoare annotation is: true [2020-09-25 02:22:09,565 INFO L271 CegarLoopResult]: At program point is_do_write_p_triggeredENTRY(lines 52 80) the Hoare annotation is: true [2020-09-25 02:22:09,566 INFO L268 CegarLoopResult]: For program point L67(lines 67 72) no Hoare annotation was computed. [2020-09-25 02:22:09,566 INFO L268 CegarLoopResult]: For program point L57(lines 57 62) no Hoare annotation was computed. [2020-09-25 02:22:09,566 INFO L268 CegarLoopResult]: For program point is_do_write_p_triggeredFINAL(lines 52 80) no Hoare annotation was computed. [2020-09-25 02:22:09,566 INFO L268 CegarLoopResult]: For program point L68(line 68) no Hoare annotation was computed. [2020-09-25 02:22:09,566 INFO L268 CegarLoopResult]: For program point reset_time_eventsEXIT(lines 351 368) no Hoare annotation was computed. [2020-09-25 02:22:09,566 INFO L264 CegarLoopResult]: At program point reset_time_eventsENTRY(lines 351 368) the Hoare annotation is: (or (not (= ~p_dw_i~0 1)) (and (= |old(~slow_clk_edge~0)| ~slow_clk_edge~0) (= |old(~fast_clk_edge~0)| ~fast_clk_edge~0)) (= ~c_dr_pc~0 2)) [2020-09-25 02:22:09,566 INFO L268 CegarLoopResult]: For program point L361(line 361) no Hoare annotation was computed. [2020-09-25 02:22:09,566 INFO L268 CegarLoopResult]: For program point L360-1(lines 351 368) no Hoare annotation was computed. [2020-09-25 02:22:09,567 INFO L268 CegarLoopResult]: For program point L356(line 356) no Hoare annotation was computed. [2020-09-25 02:22:09,567 INFO L268 CegarLoopResult]: For program point L355-1(lines 354 367) no Hoare annotation was computed. [2020-09-25 02:22:09,567 INFO L268 CegarLoopResult]: For program point L225(lines 225 231) no Hoare annotation was computed. [2020-09-25 02:22:09,567 INFO L268 CegarLoopResult]: For program point L192(lines 192 196) no Hoare annotation was computed. [2020-09-25 02:22:09,567 INFO L268 CegarLoopResult]: For program point do_read_cEXIT(lines 185 243) no Hoare annotation was computed. [2020-09-25 02:22:09,567 INFO L268 CegarLoopResult]: For program point L221(line 221) no Hoare annotation was computed. [2020-09-25 02:22:09,567 INFO L264 CegarLoopResult]: At program point L238(lines 185 243) the Hoare annotation is: (or (and (= ~q_req_up~0 |old(~q_req_up~0)|) (not (= ~c_dr_pc~0 2))) (not (= ~p_dw_i~0 1)) (= 2 |old(~c_dr_pc~0)|)) [2020-09-25 02:22:09,568 INFO L264 CegarLoopResult]: At program point L234(line 234) the Hoare annotation is: (or (not (= ~p_dw_i~0 1)) (= 2 |old(~c_dr_pc~0)|)) [2020-09-25 02:22:09,568 INFO L268 CegarLoopResult]: For program point L201(line 201) no Hoare annotation was computed. [2020-09-25 02:22:09,568 INFO L264 CegarLoopResult]: At program point L234-1(lines 188 242) the Hoare annotation is: (or (not (= ~p_dw_i~0 1)) (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)|) (= ~c_dr_pc~0 |old(~c_dr_pc~0)|) (= ~q_req_up~0 |old(~q_req_up~0)|) (= |old(~q_free~0)| ~q_free~0) (= ~c_num_read~0 |old(~c_num_read~0)|)) (= 2 |old(~c_dr_pc~0)|)) [2020-09-25 02:22:09,568 INFO L264 CegarLoopResult]: At program point L193(lines 188 242) the Hoare annotation is: (or (not (= ~p_dw_i~0 1)) (= 2 |old(~c_dr_pc~0)|)) [2020-09-25 02:22:09,568 INFO L268 CegarLoopResult]: For program point L222(line 222) no Hoare annotation was computed. [2020-09-25 02:22:09,568 INFO L268 CegarLoopResult]: For program point L189(lines 189 197) no Hoare annotation was computed. [2020-09-25 02:22:09,568 INFO L268 CegarLoopResult]: For program point L223(line 223) no Hoare annotation was computed. [2020-09-25 02:22:09,569 INFO L268 CegarLoopResult]: For program point L203(line 203) no Hoare annotation was computed. [2020-09-25 02:22:09,569 INFO L268 CegarLoopResult]: For program point L224(lines 224 236) no Hoare annotation was computed. [2020-09-25 02:22:09,569 INFO L268 CegarLoopResult]: For program point L220(line 220) no Hoare annotation was computed. [2020-09-25 02:22:09,569 INFO L264 CegarLoopResult]: At program point do_read_cENTRY(lines 185 243) the Hoare annotation is: (or (not (= ~p_dw_i~0 1)) (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)|) (= ~c_dr_pc~0 |old(~c_dr_pc~0)|) (= |old(~q_free~0)| ~q_free~0) (= ~q_req_up~0 |old(~q_req_up~0)|) (= ~c_num_read~0 |old(~c_num_read~0)|)) (= 2 |old(~c_dr_pc~0)|)) [2020-09-25 02:22:09,569 INFO L268 CegarLoopResult]: For program point L208-1(lines 208 218) no Hoare annotation was computed. [2020-09-25 02:22:09,569 INFO L268 CegarLoopResult]: For program point L204(line 204) no Hoare annotation was computed. [2020-09-25 02:22:09,569 INFO L264 CegarLoopResult]: At program point L229(line 229) the Hoare annotation is: (or (not (= ~p_dw_i~0 1)) (= 2 |old(~c_dr_pc~0)|)) [2020-09-25 02:22:09,569 INFO L268 CegarLoopResult]: For program point L539(line 539) no Hoare annotation was computed. [2020-09-25 02:22:09,570 INFO L268 CegarLoopResult]: For program point L538(line 538) no Hoare annotation was computed. [2020-09-25 02:22:09,570 INFO L268 CegarLoopResult]: For program point L537(line 537) no Hoare annotation was computed. [2020-09-25 02:22:09,570 INFO L268 CegarLoopResult]: For program point L536(line 536) no Hoare annotation was computed. [2020-09-25 02:22:09,570 INFO L268 CegarLoopResult]: For program point L535(line 535) no Hoare annotation was computed. [2020-09-25 02:22:09,570 INFO L268 CegarLoopResult]: For program point L534(line 534) no Hoare annotation was computed. [2020-09-25 02:22:09,570 INFO L268 CegarLoopResult]: For program point L533(line 533) no Hoare annotation was computed. [2020-09-25 02:22:09,570 INFO L268 CegarLoopResult]: For program point L532(line 532) no Hoare annotation was computed. [2020-09-25 02:22:09,570 INFO L268 CegarLoopResult]: For program point L531(line 531) no Hoare annotation was computed. [2020-09-25 02:22:09,571 INFO L268 CegarLoopResult]: For program point L530(line 530) no Hoare annotation was computed. [2020-09-25 02:22:09,571 INFO L268 CegarLoopResult]: For program point init_modelFINAL(lines 525 543) no Hoare annotation was computed. [2020-09-25 02:22:09,571 INFO L268 CegarLoopResult]: For program point init_modelEXIT(lines 525 543) no Hoare annotation was computed. [2020-09-25 02:22:09,571 INFO L264 CegarLoopResult]: At program point init_modelENTRY(lines 525 543) the Hoare annotation is: (or (not (= ~p_dw_st~0 0)) (= |old(~p_dw_i~0)| 1) (and (= |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)|) (= |old(~q_free~0)| ~q_free~0) (= |old(~slow_clk_edge~0)| ~slow_clk_edge~0) (= ~p_dw_i~0 |old(~p_dw_i~0)|) (= ~c_num_read~0 |old(~c_num_read~0)|) (= ~q_write_ev~0 |old(~q_write_ev~0)|) (= |old(~fast_clk_edge~0)| ~fast_clk_edge~0) (= ~p_num_write~0 |old(~p_num_write~0)|)) (= 2 |old(~c_dr_pc~0)|)) [2020-09-25 02:22:09,597 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.09 02:22:09 BoogieIcfgContainer [2020-09-25 02:22:09,597 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-09-25 02:22:09,600 INFO L168 Benchmark]: Toolchain (without parser) took 37790.97 ms. Allocated memory was 144.7 MB in the beginning and 443.5 MB in the end (delta: 298.8 MB). Free memory was 99.2 MB in the beginning and 89.2 MB in the end (delta: 10.1 MB). Peak memory consumption was 318.9 MB. Max. memory is 7.1 GB. [2020-09-25 02:22:09,601 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 144.7 MB. Free memory was 118.1 MB in the beginning and 117.9 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. [2020-09-25 02:22:09,601 INFO L168 Benchmark]: CACSL2BoogieTranslator took 614.00 ms. Allocated memory was 144.7 MB in the beginning and 200.8 MB in the end (delta: 56.1 MB). Free memory was 98.6 MB in the beginning and 176.3 MB in the end (delta: -77.7 MB). Peak memory consumption was 21.5 MB. Max. memory is 7.1 GB. [2020-09-25 02:22:09,602 INFO L168 Benchmark]: Boogie Preprocessor took 59.40 ms. Allocated memory is still 200.8 MB. Free memory was 176.3 MB in the beginning and 174.3 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. [2020-09-25 02:22:09,603 INFO L168 Benchmark]: RCFGBuilder took 745.56 ms. Allocated memory is still 200.8 MB. Free memory was 174.3 MB in the beginning and 130.5 MB in the end (delta: 43.8 MB). Peak memory consumption was 43.8 MB. Max. memory is 7.1 GB. [2020-09-25 02:22:09,604 INFO L168 Benchmark]: TraceAbstraction took 36361.50 ms. Allocated memory was 200.8 MB in the beginning and 443.5 MB in the end (delta: 242.7 MB). Free memory was 129.8 MB in the beginning and 89.2 MB in the end (delta: 40.7 MB). Peak memory consumption was 293.4 MB. Max. memory is 7.1 GB. [2020-09-25 02:22:09,608 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 144.7 MB. Free memory was 118.1 MB in the beginning and 117.9 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 614.00 ms. Allocated memory was 144.7 MB in the beginning and 200.8 MB in the end (delta: 56.1 MB). Free memory was 98.6 MB in the beginning and 176.3 MB in the end (delta: -77.7 MB). Peak memory consumption was 21.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 59.40 ms. Allocated memory is still 200.8 MB. Free memory was 176.3 MB in the beginning and 174.3 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 745.56 ms. Allocated memory is still 200.8 MB. Free memory was 174.3 MB in the beginning and 130.5 MB in the end (delta: 43.8 MB). Peak memory consumption was 43.8 MB. Max. memory is 7.1 GB. * TraceAbstraction took 36361.50 ms. Allocated memory was 200.8 MB in the beginning and 443.5 MB in the end (delta: 242.7 MB). Free memory was 129.8 MB in the beginning and 89.2 MB in the end (delta: 40.7 MB). Peak memory consumption was 293.4 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: 466]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 188]: Loop Invariant Derived loop invariant: !(p_dw_i == 1) || 2 == \old(c_dr_pc) - InvariantResult [Line: 55]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 394]: Loop Invariant Derived loop invariant: (!(p_dw_i == 1) || 2 == \old(c_dr_pc)) || !(c_dr_pc == 2) - InvariantResult [Line: 135]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 188]: Loop Invariant Derived loop invariant: (!(p_dw_i == 1) || ((((((c_last_read == \old(c_last_read) && a_t == \old(a_t)) && c_dr_st == \old(c_dr_st)) && c_dr_pc == \old(c_dr_pc)) && q_req_up == \old(q_req_up)) && \old(q_free) == q_free) && c_num_read == \old(c_num_read))) || 2 == \old(c_dr_pc) - InvariantResult [Line: 138]: Loop Invariant Derived loop invariant: (\old(p_dw_st) == p_dw_st || !(p_dw_i == 1)) || c_dr_pc == 2 - InvariantResult [Line: 138]: Loop Invariant Derived loop invariant: (((((((\old(p_dw_pc) == p_dw_pc && \old(q_free) == q_free) && q_req_up == \old(q_req_up)) && \old(p_dw_st) == p_dw_st) && q_buf_0 == \old(q_buf_0)) && p_last_write == \old(p_last_write)) && p_num_write == \old(p_num_write)) || !(p_dw_i == 1)) || c_dr_pc == 2 - InvariantResult [Line: 478]: Loop Invariant Derived loop invariant: ((!(p_dw_i == 1) || !(c_dr_pc == 2)) || 2 == \old(c_dr_pc)) || !(\old(p_dw_st) == 0) - InvariantResult [Line: 280]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 451]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 138]: Loop Invariant Derived loop invariant: (((((((\old(p_dw_pc) == p_dw_pc && \old(q_free) == q_free) && q_req_up == \old(q_req_up)) && \old(p_dw_st) == p_dw_st) && q_buf_0 == \old(q_buf_0)) && p_last_write == \old(p_last_write)) && p_num_write == \old(p_num_write)) || !(p_dw_i == 1)) || c_dr_pc == 2 - InvariantResult [Line: 400]: Loop Invariant Derived loop invariant: (!(p_dw_i == 1) || 2 == \old(c_dr_pc)) || !(c_dr_pc == 2) - InvariantResult [Line: 84]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 185]: Loop Invariant Derived loop invariant: ((q_req_up == \old(q_req_up) && !(c_dr_pc == 2)) || !(p_dw_i == 1)) || 2 == \old(c_dr_pc) - StatisticsResult: Ultimate Automizer benchmark data CFG has 22 procedures, 267 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 26.1s, OverallIterations: 3, TraceHistogramMax: 1, AutomataDifference: 9.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 10.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 739 SDtfs, 2268 SDslu, 463 SDs, 0 SdLazy, 3684 SolverSat, 1000 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 6.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 137 GetRequests, 77 SyntacticMatches, 1 SemanticMatches, 59 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 231 ImplicationChecksByTransitivity, 1.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=422occurred in iteration=1, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 3 MinimizatonAttempts, 595 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 63 LocationsWithAnnotation, 528 PreInvPairs, 884 NumberOfFragments, 1208 HoareAnnotationTreeSize, 528 FomulaSimplifications, 93773 FormulaSimplificationTreeSizeReduction, 6.8s HoareSimplificationTime, 63 FomulaSimplificationsInter, 3983 FormulaSimplificationTreeSizeReductionInter, 3.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 15.7s InterpolantComputationTime, 401 NumberOfCodeBlocks, 401 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 398 ConstructedInterpolants, 0 QuantifiedInterpolants, 127048 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 0/0 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...