/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 -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 0.1.25-86f66a4 [2020-07-07 11:35:15,765 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-07 11:35:15,767 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-07 11:35:15,785 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-07 11:35:15,786 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-07 11:35:15,787 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-07 11:35:15,789 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-07 11:35:15,798 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-07 11:35:15,801 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-07 11:35:15,804 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-07 11:35:15,806 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-07 11:35:15,808 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-07 11:35:15,808 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-07 11:35:15,810 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-07 11:35:15,811 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-07 11:35:15,813 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-07 11:35:15,814 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-07 11:35:15,814 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-07 11:35:15,816 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-07 11:35:15,820 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-07 11:35:15,825 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-07 11:35:15,828 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-07 11:35:15,829 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-07 11:35:15,829 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-07 11:35:15,831 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-07-07 11:35:15,841 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-07 11:35:15,841 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-07 11:35:15,843 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-07 11:35:15,844 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-07-07 11:35:15,880 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-07 11:35:15,880 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-07 11:35:15,881 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-07 11:35:15,881 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-07 11:35:15,882 INFO L138 SettingsManager]: * Use SBE=true [2020-07-07 11:35:15,882 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-07 11:35:15,882 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-07 11:35:15,884 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-07 11:35:15,884 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-07 11:35:15,885 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-07 11:35:15,885 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-07 11:35:15,885 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-07 11:35:15,885 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-07 11:35:15,885 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-07 11:35:15,885 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-07 11:35:15,886 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-07 11:35:15,886 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-07 11:35:15,886 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-07 11:35:15,886 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-07 11:35:15,886 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-07 11:35:15,887 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-07 11:35:15,887 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-07 11:35:15,887 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-07 11:35:15,890 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-07 11:35:15,890 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-07 11:35:15,890 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-07 11:35:15,891 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-07 11:35:15,891 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-07 11:35:15,891 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-07 11:35:15,891 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-07-07 11:35:16,155 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-07 11:35:16,168 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-07 11:35:16,171 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-07 11:35:16,173 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-07 11:35:16,173 INFO L275 PluginConnector]: CDTParser initialized [2020-07-07 11:35:16,174 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/systemc/pc_sfifo_3.cil.c [2020-07-07 11:35:16,249 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7e070a351/b284dec1c67242b2917a68d83e0bdbb6/FLAG52a851a73 [2020-07-07 11:35:16,729 INFO L306 CDTParser]: Found 1 translation units. [2020-07-07 11:35:16,729 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/systemc/pc_sfifo_3.cil.c [2020-07-07 11:35:16,740 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7e070a351/b284dec1c67242b2917a68d83e0bdbb6/FLAG52a851a73 [2020-07-07 11:35:17,079 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7e070a351/b284dec1c67242b2917a68d83e0bdbb6 [2020-07-07 11:35:17,089 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-07 11:35:17,091 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-07 11:35:17,092 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-07 11:35:17,092 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-07 11:35:17,095 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-07 11:35:17,096 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.07 11:35:17" (1/1) ... [2020-07-07 11:35:17,099 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@9b7268 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 11:35:17, skipping insertion in model container [2020-07-07 11:35:17,099 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.07 11:35:17" (1/1) ... [2020-07-07 11:35:17,107 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-07 11:35:17,159 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-07 11:35:17,372 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-07 11:35:17,379 INFO L203 MainTranslator]: Completed pre-run [2020-07-07 11:35:17,506 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-07 11:35:17,525 INFO L208 MainTranslator]: Completed translation [2020-07-07 11:35:17,526 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 11:35:17 WrapperNode [2020-07-07 11:35:17,526 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-07 11:35:17,527 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-07 11:35:17,527 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-07 11:35:17,527 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-07 11:35:17,540 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 11:35:17" (1/1) ... [2020-07-07 11:35:17,540 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 11:35:17" (1/1) ... [2020-07-07 11:35:17,547 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 11:35:17" (1/1) ... [2020-07-07 11:35:17,548 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 11:35:17" (1/1) ... [2020-07-07 11:35:17,557 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 11:35:17" (1/1) ... [2020-07-07 11:35:17,567 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 11:35:17" (1/1) ... [2020-07-07 11:35:17,569 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 11:35:17" (1/1) ... [2020-07-07 11:35:17,573 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-07 11:35:17,574 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-07 11:35:17,574 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-07 11:35:17,574 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-07 11:35:17,575 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 11:35:17" (1/1) ... No working directory specified, using /storage/repos/ultimate/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 [2020-07-07 11:35:17,637 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-07 11:35:17,637 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-07 11:35:17,637 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2020-07-07 11:35:17,637 INFO L138 BoogieDeclarations]: Found implementation of procedure update_fifo_q [2020-07-07 11:35:17,637 INFO L138 BoogieDeclarations]: Found implementation of procedure is_do_write_p_triggered [2020-07-07 11:35:17,637 INFO L138 BoogieDeclarations]: Found implementation of procedure is_do_read_c_triggered [2020-07-07 11:35:17,637 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify_threads [2020-07-07 11:35:17,637 INFO L138 BoogieDeclarations]: Found implementation of procedure do_write_p [2020-07-07 11:35:17,638 INFO L138 BoogieDeclarations]: Found implementation of procedure do_read_c [2020-07-07 11:35:17,638 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2020-07-07 11:35:17,638 INFO L138 BoogieDeclarations]: Found implementation of procedure init_threads [2020-07-07 11:35:17,638 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2020-07-07 11:35:17,638 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2020-07-07 11:35:17,639 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2020-07-07 11:35:17,639 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_time_events [2020-07-07 11:35:17,639 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_time_events [2020-07-07 11:35:17,639 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2020-07-07 11:35:17,640 INFO L138 BoogieDeclarations]: Found implementation of procedure eval [2020-07-07 11:35:17,640 INFO L138 BoogieDeclarations]: Found implementation of procedure stop_simulation [2020-07-07 11:35:17,640 INFO L138 BoogieDeclarations]: Found implementation of procedure start_simulation [2020-07-07 11:35:17,640 INFO L138 BoogieDeclarations]: Found implementation of procedure init_model [2020-07-07 11:35:17,640 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-07 11:35:17,640 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-07 11:35:17,641 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-07 11:35:17,641 INFO L130 BoogieDeclarations]: Found specification of procedure error [2020-07-07 11:35:17,641 INFO L130 BoogieDeclarations]: Found specification of procedure update_fifo_q [2020-07-07 11:35:17,641 INFO L130 BoogieDeclarations]: Found specification of procedure is_do_write_p_triggered [2020-07-07 11:35:17,641 INFO L130 BoogieDeclarations]: Found specification of procedure is_do_read_c_triggered [2020-07-07 11:35:17,641 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify_threads [2020-07-07 11:35:17,642 INFO L130 BoogieDeclarations]: Found specification of procedure do_write_p [2020-07-07 11:35:17,642 INFO L130 BoogieDeclarations]: Found specification of procedure do_read_c [2020-07-07 11:35:17,642 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2020-07-07 11:35:17,642 INFO L130 BoogieDeclarations]: Found specification of procedure init_threads [2020-07-07 11:35:17,642 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2020-07-07 11:35:17,642 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2020-07-07 11:35:17,642 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2020-07-07 11:35:17,643 INFO L130 BoogieDeclarations]: Found specification of procedure fire_time_events [2020-07-07 11:35:17,643 INFO L130 BoogieDeclarations]: Found specification of procedure reset_time_events [2020-07-07 11:35:17,643 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2020-07-07 11:35:17,643 INFO L130 BoogieDeclarations]: Found specification of procedure eval [2020-07-07 11:35:17,643 INFO L130 BoogieDeclarations]: Found specification of procedure stop_simulation [2020-07-07 11:35:17,643 INFO L130 BoogieDeclarations]: Found specification of procedure start_simulation [2020-07-07 11:35:17,644 INFO L130 BoogieDeclarations]: Found specification of procedure init_model [2020-07-07 11:35:17,644 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-07 11:35:17,644 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-07 11:35:17,644 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-07 11:35:18,156 INFO L728 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##10: assume 1 == ~q_free~0;~c_dr_st~0 := 2;~c_dr_pc~0 := 2;~a_t~0 := ~a~0; [2020-07-07 11:35:18,156 INFO L728 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##11: assume !(1 == ~q_free~0); [2020-07-07 11:35:18,176 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-07 11:35:18,176 INFO L295 CfgBuilder]: Removed 4 assume(true) statements. [2020-07-07 11:35:18,181 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.07 11:35:18 BoogieIcfgContainer [2020-07-07 11:35:18,182 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-07 11:35:18,188 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-07 11:35:18,189 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-07 11:35:18,192 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-07 11:35:18,192 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.07 11:35:17" (1/3) ... [2020-07-07 11:35:18,193 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@641511c7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.07 11:35:18, skipping insertion in model container [2020-07-07 11:35:18,193 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 11:35:17" (2/3) ... [2020-07-07 11:35:18,194 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@641511c7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.07 11:35:18, skipping insertion in model container [2020-07-07 11:35:18,194 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.07 11:35:18" (3/3) ... [2020-07-07 11:35:18,196 INFO L109 eAbstractionObserver]: Analyzing ICFG pc_sfifo_3.cil.c [2020-07-07 11:35:18,206 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-07-07 11:35:18,214 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-07 11:35:18,225 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-07 11:35:18,246 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-07 11:35:18,246 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-07 11:35:18,247 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-07-07 11:35:18,247 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-07 11:35:18,247 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-07 11:35:18,247 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-07 11:35:18,247 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-07 11:35:18,248 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-07 11:35:18,267 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states. [2020-07-07 11:35:18,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2020-07-07 11:35:18,277 INFO L414 BasicCegarLoop]: Found error trace [2020-07-07 11:35:18,278 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] [2020-07-07 11:35:18,278 INFO L427 AbstractCegarLoop]: === Iteration 1 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-07 11:35:18,283 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-07 11:35:18,283 INFO L82 PathProgramCache]: Analyzing trace with hash 1427944937, now seen corresponding path program 1 times [2020-07-07 11:35:18,290 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-07 11:35:18,290 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1924571591] [2020-07-07 11:35:18,291 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-07 11:35:18,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:35:18,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:35:18,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:35:18,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:35:18,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:35:18,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:35:18,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:35:18,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:35:18,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:35:18,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:35:18,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:35:18,984 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-07 11:35:18,985 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1924571591] [2020-07-07 11:35:18,986 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-07 11:35:18,986 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-07-07 11:35:18,987 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [248119804] [2020-07-07 11:35:18,992 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-07-07 11:35:18,992 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-07 11:35:19,005 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-07-07 11:35:19,007 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=80, Unknown=0, NotChecked=0, Total=110 [2020-07-07 11:35:19,009 INFO L87 Difference]: Start difference. First operand 156 states. Second operand 11 states. [2020-07-07 11:35:22,530 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-07 11:35:22,531 INFO L93 Difference]: Finished difference Result 633 states and 1057 transitions. [2020-07-07 11:35:22,532 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2020-07-07 11:35:22,533 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 78 [2020-07-07 11:35:22,533 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-07 11:35:22,555 INFO L225 Difference]: With dead ends: 633 [2020-07-07 11:35:22,555 INFO L226 Difference]: Without dead ends: 479 [2020-07-07 11:35:22,562 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 54 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 207 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=259, Invalid=733, Unknown=0, NotChecked=0, Total=992 [2020-07-07 11:35:22,580 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 479 states. [2020-07-07 11:35:22,682 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 479 to 277. [2020-07-07 11:35:22,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 277 states. [2020-07-07 11:35:22,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 277 states and 372 transitions. [2020-07-07 11:35:22,688 INFO L78 Accepts]: Start accepts. Automaton has 277 states and 372 transitions. Word has length 78 [2020-07-07 11:35:22,688 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-07 11:35:22,688 INFO L479 AbstractCegarLoop]: Abstraction has 277 states and 372 transitions. [2020-07-07 11:35:22,689 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-07-07 11:35:22,689 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 372 transitions. [2020-07-07 11:35:22,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2020-07-07 11:35:22,694 INFO L414 BasicCegarLoop]: Found error trace [2020-07-07 11:35:22,694 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] [2020-07-07 11:35:22,694 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-07-07 11:35:22,695 INFO L427 AbstractCegarLoop]: === Iteration 2 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-07 11:35:22,695 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-07 11:35:22,695 INFO L82 PathProgramCache]: Analyzing trace with hash -1440144215, now seen corresponding path program 1 times [2020-07-07 11:35:22,695 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-07 11:35:22,696 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1358402040] [2020-07-07 11:35:22,696 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-07 11:35:22,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:35:22,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:35:22,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:35:22,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:35:22,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:35:22,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:35:22,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:35:22,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:35:22,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:35:22,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:35:22,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:35:22,980 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-07 11:35:22,981 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1358402040] [2020-07-07 11:35:22,981 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-07 11:35:22,981 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-07-07 11:35:22,981 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2090058382] [2020-07-07 11:35:22,983 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-07-07 11:35:22,983 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-07 11:35:22,984 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-07-07 11:35:22,984 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=80, Unknown=0, NotChecked=0, Total=110 [2020-07-07 11:35:22,984 INFO L87 Difference]: Start difference. First operand 277 states and 372 transitions. Second operand 11 states. [2020-07-07 11:35:26,099 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-07 11:35:26,099 INFO L93 Difference]: Finished difference Result 1112 states and 1691 transitions. [2020-07-07 11:35:26,100 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2020-07-07 11:35:26,100 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 78 [2020-07-07 11:35:26,101 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-07 11:35:26,110 INFO L225 Difference]: With dead ends: 1112 [2020-07-07 11:35:26,110 INFO L226 Difference]: Without dead ends: 860 [2020-07-07 11:35:26,112 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 25 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 225 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=274, Invalid=782, Unknown=0, NotChecked=0, Total=1056 [2020-07-07 11:35:26,114 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 860 states. [2020-07-07 11:35:26,217 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 860 to 578. [2020-07-07 11:35:26,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 578 states. [2020-07-07 11:35:26,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 578 states to 578 states and 785 transitions. [2020-07-07 11:35:26,222 INFO L78 Accepts]: Start accepts. Automaton has 578 states and 785 transitions. Word has length 78 [2020-07-07 11:35:26,222 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-07 11:35:26,222 INFO L479 AbstractCegarLoop]: Abstraction has 578 states and 785 transitions. [2020-07-07 11:35:26,223 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-07-07 11:35:26,223 INFO L276 IsEmpty]: Start isEmpty. Operand 578 states and 785 transitions. [2020-07-07 11:35:26,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2020-07-07 11:35:26,227 INFO L414 BasicCegarLoop]: Found error trace [2020-07-07 11:35:26,227 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] [2020-07-07 11:35:26,228 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-07-07 11:35:26,228 INFO L427 AbstractCegarLoop]: === Iteration 3 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-07 11:35:26,228 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-07 11:35:26,228 INFO L82 PathProgramCache]: Analyzing trace with hash -562831895, now seen corresponding path program 1 times [2020-07-07 11:35:26,229 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-07 11:35:26,229 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [380817861] [2020-07-07 11:35:26,229 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-07 11:35:26,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:35:26,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:35:26,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:35:26,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:35:26,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:35:26,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:35:26,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:35:26,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:35:26,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:35:26,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:35:26,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:35:26,437 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-07 11:35:26,437 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [380817861] [2020-07-07 11:35:26,438 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-07 11:35:26,438 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-07-07 11:35:26,438 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [647606637] [2020-07-07 11:35:26,439 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-07-07 11:35:26,439 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-07 11:35:26,439 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-07-07 11:35:26,440 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=66, Unknown=0, NotChecked=0, Total=90 [2020-07-07 11:35:26,440 INFO L87 Difference]: Start difference. First operand 578 states and 785 transitions. Second operand 10 states. [2020-07-07 11:35:30,797 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-07 11:35:30,797 INFO L93 Difference]: Finished difference Result 2757 states and 4085 transitions. [2020-07-07 11:35:30,798 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2020-07-07 11:35:30,798 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 78 [2020-07-07 11:35:30,798 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-07 11:35:30,814 INFO L225 Difference]: With dead ends: 2757 [2020-07-07 11:35:30,815 INFO L226 Difference]: Without dead ends: 2220 [2020-07-07 11:35:30,819 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 304 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=259, Invalid=931, Unknown=0, NotChecked=0, Total=1190 [2020-07-07 11:35:30,823 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2220 states. [2020-07-07 11:35:31,051 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2220 to 1672. [2020-07-07 11:35:31,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1672 states. [2020-07-07 11:35:31,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1672 states to 1672 states and 2235 transitions. [2020-07-07 11:35:31,067 INFO L78 Accepts]: Start accepts. Automaton has 1672 states and 2235 transitions. Word has length 78 [2020-07-07 11:35:31,069 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-07 11:35:31,070 INFO L479 AbstractCegarLoop]: Abstraction has 1672 states and 2235 transitions. [2020-07-07 11:35:31,070 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-07-07 11:35:31,070 INFO L276 IsEmpty]: Start isEmpty. Operand 1672 states and 2235 transitions. [2020-07-07 11:35:31,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2020-07-07 11:35:31,075 INFO L414 BasicCegarLoop]: Found error trace [2020-07-07 11:35:31,076 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] [2020-07-07 11:35:31,076 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-07-07 11:35:31,076 INFO L427 AbstractCegarLoop]: === Iteration 4 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-07 11:35:31,077 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-07 11:35:31,077 INFO L82 PathProgramCache]: Analyzing trace with hash 1957278451, now seen corresponding path program 1 times [2020-07-07 11:35:31,078 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-07 11:35:31,078 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [281012370] [2020-07-07 11:35:31,078 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-07 11:35:31,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:35:31,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:35:31,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:35:31,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:35:31,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:35:31,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:35:31,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:35:31,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:35:31,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:35:31,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:35:31,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:35:31,441 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-07 11:35:31,442 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [281012370] [2020-07-07 11:35:31,442 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-07 11:35:31,443 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-07-07 11:35:31,443 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [381821456] [2020-07-07 11:35:31,446 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-07-07 11:35:31,446 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-07 11:35:31,446 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-07-07 11:35:31,447 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=85, Unknown=0, NotChecked=0, Total=110 [2020-07-07 11:35:31,447 INFO L87 Difference]: Start difference. First operand 1672 states and 2235 transitions. Second operand 11 states. [2020-07-07 11:35:33,686 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-07 11:35:33,686 INFO L93 Difference]: Finished difference Result 3847 states and 5429 transitions. [2020-07-07 11:35:33,688 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-07-07 11:35:33,689 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 79 [2020-07-07 11:35:33,689 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-07 11:35:33,704 INFO L225 Difference]: With dead ends: 3847 [2020-07-07 11:35:33,704 INFO L226 Difference]: Without dead ends: 2216 [2020-07-07 11:35:33,710 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 49 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=108, Invalid=272, Unknown=0, NotChecked=0, Total=380 [2020-07-07 11:35:33,712 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2216 states. [2020-07-07 11:35:33,874 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2216 to 1702. [2020-07-07 11:35:33,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1702 states. [2020-07-07 11:35:33,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1702 states to 1702 states and 2259 transitions. [2020-07-07 11:35:33,883 INFO L78 Accepts]: Start accepts. Automaton has 1702 states and 2259 transitions. Word has length 79 [2020-07-07 11:35:33,883 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-07 11:35:33,883 INFO L479 AbstractCegarLoop]: Abstraction has 1702 states and 2259 transitions. [2020-07-07 11:35:33,884 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-07-07 11:35:33,884 INFO L276 IsEmpty]: Start isEmpty. Operand 1702 states and 2259 transitions. [2020-07-07 11:35:33,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2020-07-07 11:35:33,886 INFO L414 BasicCegarLoop]: Found error trace [2020-07-07 11:35:33,887 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] [2020-07-07 11:35:33,890 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-07-07 11:35:33,890 INFO L427 AbstractCegarLoop]: === Iteration 5 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-07 11:35:33,890 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-07 11:35:33,891 INFO L82 PathProgramCache]: Analyzing trace with hash -2089542351, now seen corresponding path program 1 times [2020-07-07 11:35:33,898 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-07 11:35:33,898 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [57202962] [2020-07-07 11:35:33,899 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-07 11:35:33,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:35:34,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:35:34,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:35:34,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:35:34,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:35:34,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:35:34,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:35:34,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:35:34,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:35:34,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:35:34,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:35:34,135 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-07 11:35:34,136 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [57202962] [2020-07-07 11:35:34,136 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-07 11:35:34,136 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-07-07 11:35:34,137 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [933507510] [2020-07-07 11:35:34,137 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-07-07 11:35:34,137 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-07 11:35:34,138 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-07-07 11:35:34,138 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=66, Unknown=0, NotChecked=0, Total=90 [2020-07-07 11:35:34,138 INFO L87 Difference]: Start difference. First operand 1702 states and 2259 transitions. Second operand 10 states. [2020-07-07 11:35:37,375 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-07 11:35:37,376 INFO L93 Difference]: Finished difference Result 5728 states and 8335 transitions. [2020-07-07 11:35:37,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2020-07-07 11:35:37,376 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 79 [2020-07-07 11:35:37,377 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-07 11:35:37,378 INFO L225 Difference]: With dead ends: 5728 [2020-07-07 11:35:37,378 INFO L226 Difference]: Without dead ends: 0 [2020-07-07 11:35:37,398 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 25 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 141 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=168, Invalid=534, Unknown=0, NotChecked=0, Total=702 [2020-07-07 11:35:37,398 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-07-07 11:35:37,398 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-07-07 11:35:37,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-07-07 11:35:37,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-07-07 11:35:37,399 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 79 [2020-07-07 11:35:37,399 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-07 11:35:37,400 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-07 11:35:37,400 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-07-07 11:35:37,400 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-07 11:35:37,400 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-07 11:35:37,400 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-07-07 11:35:37,403 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-07-07 11:35:37,711 WARN L193 SmtUtils]: Spent 297.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 99 [2020-07-07 11:35:38,054 WARN L193 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 99 [2020-07-07 11:35:39,876 WARN L193 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 99 [2020-07-07 11:35:46,807 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 99 [2020-07-07 11:35:48,770 WARN L193 SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 27 [2020-07-07 11:35:49,099 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 27 [2020-07-07 11:35:49,659 WARN L193 SmtUtils]: Spent 550.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 20 [2020-07-07 11:35:49,878 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 27 [2020-07-07 11:35:50,091 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 27 [2020-07-07 11:35:50,981 WARN L193 SmtUtils]: Spent 776.00 ms on a formula simplification. DAG size of input: 189 DAG size of output: 17 [2020-07-07 11:35:51,294 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 27 [2020-07-07 11:35:51,690 WARN L193 SmtUtils]: Spent 242.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 21 [2020-07-07 11:35:52,106 WARN L193 SmtUtils]: Spent 338.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 17 [2020-07-07 11:35:52,433 WARN L193 SmtUtils]: Spent 281.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 25 [2020-07-07 11:35:52,775 WARN L193 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 21 [2020-07-07 11:35:53,184 WARN L193 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 36 [2020-07-07 11:35:53,456 WARN L193 SmtUtils]: Spent 266.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 25 [2020-07-07 11:35:53,937 WARN L193 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 35 [2020-07-07 11:35:54,176 WARN L193 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 27 [2020-07-07 11:35:55,004 WARN L193 SmtUtils]: Spent 821.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 17 [2020-07-07 11:35:55,571 WARN L193 SmtUtils]: Spent 479.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 42 [2020-07-07 11:35:55,801 WARN L193 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 39 [2020-07-07 11:35:56,072 WARN L193 SmtUtils]: Spent 265.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 19 [2020-07-07 11:35:56,645 WARN L193 SmtUtils]: Spent 513.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 20 [2020-07-07 11:35:57,113 WARN L193 SmtUtils]: Spent 462.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 40 [2020-07-07 11:35:57,636 WARN L193 SmtUtils]: Spent 406.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 52 [2020-07-07 11:35:57,879 WARN L193 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 21 [2020-07-07 11:35:58,396 WARN L193 SmtUtils]: Spent 512.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 20 [2020-07-07 11:35:58,699 WARN L193 SmtUtils]: Spent 299.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 27 [2020-07-07 11:35:58,913 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 27 [2020-07-07 11:35:59,203 WARN L193 SmtUtils]: Spent 285.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 30 [2020-07-07 11:35:59,481 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 27 [2020-07-07 11:35:59,828 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 37 [2020-07-07 11:36:00,105 WARN L193 SmtUtils]: Spent 262.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 24 [2020-07-07 11:36:00,397 WARN L193 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 25 [2020-07-07 11:36:00,773 WARN L193 SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 33 [2020-07-07 11:36:00,991 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 27 [2020-07-07 11:36:01,212 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 27 [2020-07-07 11:36:01,446 WARN L193 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 28 [2020-07-07 11:36:01,450 INFO L268 CegarLoopResult]: For program point L385(lines 385 389) no Hoare annotation was computed. [2020-07-07 11:36:01,450 INFO L268 CegarLoopResult]: For program point L383(line 383) no Hoare annotation was computed. [2020-07-07 11:36:01,451 INFO L268 CegarLoopResult]: For program point L385-2(lines 369 393) no Hoare annotation was computed. [2020-07-07 11:36:01,451 INFO L268 CegarLoopResult]: For program point L377(lines 377 381) no Hoare annotation was computed. [2020-07-07 11:36:01,451 INFO L264 CegarLoopResult]: At program point L375(line 375) the Hoare annotation is: (let ((.cse0 (and (= |old(~p_dw_st~0)| ~p_dw_st~0) (= ~c_dr_st~0 |old(~c_dr_st~0)|))) (.cse1 (= 0 ~q_read_ev~0)) (.cse2 (= 0 ~q_write_ev~0))) (and (or (not (<= ~c_dr_pc~0 0)) .cse0 .cse1 .cse2) (or (not (= ~c_dr_pc~0 1)) .cse0 .cse1 .cse2))) [2020-07-07 11:36:01,451 INFO L264 CegarLoopResult]: At program point L377-2(lines 377 381) the Hoare annotation is: (let ((.cse5 (not (<= ~p_dw_pc~0 0))) (.cse0 (not (<= ~c_dr_pc~0 0))) (.cse7 (= 0 ~q_read_ev~0)) (.cse1 (and (= |old(~p_dw_st~0)| ~p_dw_st~0) (<= 0 activate_threads_~tmp~1) (= ~c_dr_st~0 |old(~c_dr_st~0)|) (<= activate_threads_~tmp~1 0))) (.cse6 (not (= ~c_dr_pc~0 1))) (.cse2 (= 1 ~p_dw_pc~0)) (.cse3 (= 0 ~q_write_ev~0)) (.cse4 (not (<= 2 ~q_read_ev~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse1 .cse6 .cse7 .cse3) (or .cse5 .cse0 .cse1 .cse7 .cse3) (or .cse1 .cse6 .cse2 .cse3 .cse4))) [2020-07-07 11:36:01,452 INFO L268 CegarLoopResult]: For program point L375-1(line 375) no Hoare annotation was computed. [2020-07-07 11:36:01,452 INFO L264 CegarLoopResult]: At program point activate_threadsENTRY(lines 369 393) the Hoare annotation is: (let ((.cse0 (and (= |old(~p_dw_st~0)| ~p_dw_st~0) (= ~c_dr_st~0 |old(~c_dr_st~0)|))) (.cse1 (= 0 ~q_read_ev~0)) (.cse2 (= 0 ~q_write_ev~0))) (and (or (not (<= ~c_dr_pc~0 0)) .cse0 .cse1 .cse2) (or (not (= ~c_dr_pc~0 1)) .cse0 .cse1 .cse2))) [2020-07-07 11:36:01,452 INFO L268 CegarLoopResult]: For program point activate_threadsEXIT(lines 369 393) no Hoare annotation was computed. [2020-07-07 11:36:01,452 INFO L268 CegarLoopResult]: For program point exists_runnable_threadEXIT(lines 277 296) no Hoare annotation was computed. [2020-07-07 11:36:01,452 INFO L268 CegarLoopResult]: For program point L285(lines 285 290) no Hoare annotation was computed. [2020-07-07 11:36:01,452 INFO L268 CegarLoopResult]: For program point L281(lines 281 291) no Hoare annotation was computed. [2020-07-07 11:36:01,453 INFO L271 CegarLoopResult]: At program point exists_runnable_threadENTRY(lines 277 296) the Hoare annotation is: true [2020-07-07 11:36:01,453 INFO L271 CegarLoopResult]: At program point L293(lines 280 295) the Hoare annotation is: true [2020-07-07 11:36:01,453 INFO L268 CegarLoopResult]: For program point exists_runnable_threadFINAL(lines 277 296) no Hoare annotation was computed. [2020-07-07 11:36:01,453 INFO L264 CegarLoopResult]: At program point update_fifo_qENTRY(lines 22 41) the Hoare annotation is: (let ((.cse0 (and (= |old(~q_read_ev~0)| ~q_read_ev~0) (= ~q_ev~0 |old(~q_ev~0)|) (= ~q_write_ev~0 |old(~q_write_ev~0)|) (= ~q_req_up~0 |old(~q_req_up~0)|))) (.cse1 (= |old(~q_read_ev~0)| 0)) (.cse2 (= 0 |old(~q_write_ev~0)|))) (and (or .cse0 (not (= ~c_dr_pc~0 1)) .cse1 .cse2) (or .cse0 (not (<= ~c_dr_pc~0 0)) .cse1 .cse2))) [2020-07-07 11:36:01,453 INFO L268 CegarLoopResult]: For program point L31-1(lines 31 35) no Hoare annotation was computed. [2020-07-07 11:36:01,454 INFO L268 CegarLoopResult]: For program point update_fifo_qEXIT(lines 22 41) no Hoare annotation was computed. [2020-07-07 11:36:01,454 INFO L268 CegarLoopResult]: For program point L26-1(lines 25 40) no Hoare annotation was computed. [2020-07-07 11:36:01,454 INFO L268 CegarLoopResult]: For program point update_fifo_qFINAL(lines 22 41) no Hoare annotation was computed. [2020-07-07 11:36:01,454 INFO L268 CegarLoopResult]: For program point reset_delta_eventsEXIT(lines 315 332) no Hoare annotation was computed. [2020-07-07 11:36:01,454 INFO L268 CegarLoopResult]: For program point L319-1(lines 318 331) no Hoare annotation was computed. [2020-07-07 11:36:01,454 INFO L264 CegarLoopResult]: At program point reset_delta_eventsENTRY(lines 315 332) the Hoare annotation is: (let ((.cse0 (and (= |old(~q_read_ev~0)| ~q_read_ev~0) (= ~q_write_ev~0 |old(~q_write_ev~0)|))) (.cse1 (= |old(~q_read_ev~0)| 0)) (.cse2 (= 0 |old(~q_write_ev~0)|))) (and (or (not (<= ~c_dr_pc~0 0)) .cse0 .cse1 .cse2) (or (not (= ~c_dr_pc~0 1)) .cse0 .cse1 .cse2))) [2020-07-07 11:36:01,454 INFO L268 CegarLoopResult]: For program point L324-1(lines 315 332) no Hoare annotation was computed. [2020-07-07 11:36:01,454 INFO L268 CegarLoopResult]: For program point L268-1(lines 259 276) no Hoare annotation was computed. [2020-07-07 11:36:01,454 INFO L268 CegarLoopResult]: For program point init_threadsEXIT(lines 259 276) no Hoare annotation was computed. [2020-07-07 11:36:01,455 INFO L264 CegarLoopResult]: At program point init_threadsENTRY(lines 259 276) the Hoare annotation is: (or (not (<= ~p_dw_pc~0 0)) (not (<= ~c_dr_pc~0 0)) (and (= |old(~p_dw_st~0)| ~p_dw_st~0) (= ~c_dr_st~0 |old(~c_dr_st~0)|))) [2020-07-07 11:36:01,455 INFO L268 CegarLoopResult]: For program point L263-1(lines 262 275) no Hoare annotation was computed. [2020-07-07 11:36:01,455 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 544 555) the Hoare annotation is: (or (and (= ~c_num_read~0 |old(~c_num_read~0)|) (= |old(~p_dw_st~0)| ~p_dw_st~0) (= ~p_dw_i~0 |old(~p_dw_i~0)|) (= |old(~slow_clk_edge~0)| ~slow_clk_edge~0) (= ~p_num_write~0 |old(~p_num_write~0)|) (= ~c_last_read~0 |old(~c_last_read~0)|) (= ~c_dr_st~0 |old(~c_dr_st~0)|) (= ~q_ev~0 |old(~q_ev~0)|) (= |old(~fast_clk_edge~0)| ~fast_clk_edge~0) (= ~q_req_up~0 |old(~q_req_up~0)|) (= ~p_last_write~0 |old(~p_last_write~0)|) (= |old(~c_dr_i~0)| ~c_dr_i~0) (= ~q_buf_0~0 |old(~q_buf_0~0)|) (= ~t~0 |old(~t~0)|) (= ~a_t~0 |old(~a_t~0)|) (= |old(~q_read_ev~0)| ~q_read_ev~0) (= ~c_dr_pc~0 |old(~c_dr_pc~0)|) (= |old(~p_dw_pc~0)| ~p_dw_pc~0) (= |old(~q_free~0)| ~q_free~0) (= ~q_write_ev~0 |old(~q_write_ev~0)|)) (not (<= |old(~c_dr_pc~0)| 0)) (not (<= |old(~p_dw_pc~0)| 0))) [2020-07-07 11:36:01,455 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 544 555) no Hoare annotation was computed. [2020-07-07 11:36:01,455 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 544 555) no Hoare annotation was computed. [2020-07-07 11:36:01,455 INFO L268 CegarLoopResult]: For program point L550(line 550) no Hoare annotation was computed. [2020-07-07 11:36:01,455 INFO L264 CegarLoopResult]: At program point L549(line 549) the Hoare annotation is: (or (and (= ~c_num_read~0 |old(~c_num_read~0)|) (= |old(~p_dw_st~0)| ~p_dw_st~0) (= ~p_dw_i~0 |old(~p_dw_i~0)|) (= |old(~slow_clk_edge~0)| ~slow_clk_edge~0) (= ~p_num_write~0 |old(~p_num_write~0)|) (= ~c_last_read~0 |old(~c_last_read~0)|) (= ~c_dr_st~0 |old(~c_dr_st~0)|) (= ~q_ev~0 |old(~q_ev~0)|) (= |old(~fast_clk_edge~0)| ~fast_clk_edge~0) (= ~q_req_up~0 |old(~q_req_up~0)|) (= ~p_last_write~0 |old(~p_last_write~0)|) (= |old(~c_dr_i~0)| ~c_dr_i~0) (= ~q_buf_0~0 |old(~q_buf_0~0)|) (= ~t~0 |old(~t~0)|) (= ~a_t~0 |old(~a_t~0)|) (= |old(~q_read_ev~0)| ~q_read_ev~0) (= ~c_dr_pc~0 |old(~c_dr_pc~0)|) (= |old(~p_dw_pc~0)| ~p_dw_pc~0) (= |old(~q_free~0)| ~q_free~0) (= ~q_write_ev~0 |old(~q_write_ev~0)|)) (not (<= |old(~c_dr_pc~0)| 0)) (not (<= |old(~p_dw_pc~0)| 0))) [2020-07-07 11:36:01,455 INFO L264 CegarLoopResult]: At program point L549-1(line 549) the Hoare annotation is: (or (and (<= ~p_dw_pc~0 0) (= ~p_dw_st~0 |old(~p_dw_st~0)|) (<= 2 ~q_read_ev~0) (= ~c_dr_st~0 |old(~c_dr_st~0)|) (<= ~c_dr_pc~0 0) (<= 2 ~q_write_ev~0)) (not (<= |old(~c_dr_pc~0)| 0)) (not (<= |old(~p_dw_pc~0)| 0))) [2020-07-07 11:36:01,456 INFO L264 CegarLoopResult]: At program point L161(lines 138 182) the Hoare annotation is: (let ((.cse0 (not (<= ~c_dr_pc~0 0))) (.cse5 (and (= |old(~p_dw_st~0)| ~p_dw_st~0) (= ~p_last_write~0 |old(~p_last_write~0)|) (= ~q_buf_0~0 |old(~q_buf_0~0)|) (= ~p_num_write~0 |old(~p_num_write~0)|) (= |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)|))) (.cse4 (not (= ~c_dr_pc~0 1))) (.cse1 (= 0 ~q_read_ev~0)) (.cse2 (not (<= |old(~p_dw_pc~0)| 0))) (.cse3 (= 0 ~q_write_ev~0))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse5 .cse1 .cse3) (or .cse0 .cse5 .cse1 .cse3) (or .cse4 .cse1 .cse2 .cse3))) [2020-07-07 11:36:01,456 INFO L264 CegarLoopResult]: At program point do_write_pENTRY(lines 135 183) the Hoare annotation is: (let ((.cse0 (and (= |old(~p_dw_st~0)| ~p_dw_st~0) (= ~p_last_write~0 |old(~p_last_write~0)|) (= ~q_buf_0~0 |old(~q_buf_0~0)|) (= ~p_num_write~0 |old(~p_num_write~0)|) (= |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)|))) (.cse1 (= 0 ~q_read_ev~0)) (.cse2 (= 0 ~q_write_ev~0))) (and (or (not (= ~c_dr_pc~0 1)) .cse0 .cse1 .cse2) (or (not (<= ~c_dr_pc~0 0)) .cse0 .cse1 .cse2))) [2020-07-07 11:36:01,456 INFO L268 CegarLoopResult]: For program point L155(line 155) no Hoare annotation was computed. [2020-07-07 11:36:01,456 INFO L264 CegarLoopResult]: At program point L178(lines 135 183) the Hoare annotation is: (let ((.cse1 (= 0 ~q_read_ev~0))) (let ((.cse2 (not (<= |old(~p_dw_pc~0)| 0))) (.cse0 (not (= ~c_dr_pc~0 1))) (.cse6 (= 1 |old(~p_dw_pc~0)|)) (.cse5 (and (= 1 ~p_dw_pc~0) (not .cse1))) (.cse7 (not (<= ~c_dr_pc~0 0))) (.cse3 (= 0 ~q_write_ev~0)) (.cse4 (= ~q_req_up~0 |old(~q_req_up~0)|))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse6 .cse0 .cse1 .cse3) (or .cse7 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse0 .cse1 .cse3 .cse4) (or .cse5 .cse6 .cse7 .cse1 .cse3) (or .cse5 .cse7 .cse1 .cse3 .cse4)))) [2020-07-07 11:36:01,456 INFO L268 CegarLoopResult]: For program point L145(lines 145 149) no Hoare annotation was computed. [2020-07-07 11:36:01,456 INFO L264 CegarLoopResult]: At program point L143(lines 138 182) the Hoare annotation is: (let ((.cse0 (= 1 |old(~p_dw_pc~0)|)) (.cse1 (not (<= ~c_dr_pc~0 0))) (.cse5 (and (= |old(~p_dw_st~0)| ~p_dw_st~0) (= ~p_last_write~0 |old(~p_last_write~0)|) (= ~q_buf_0~0 |old(~q_buf_0~0)|) (= ~p_num_write~0 |old(~p_num_write~0)|) (= 1 ~p_dw_pc~0) (= |old(~q_free~0)| ~q_free~0) (= ~q_req_up~0 |old(~q_req_up~0)|))) (.cse4 (not (= ~c_dr_pc~0 1))) (.cse2 (= 0 ~q_read_ev~0)) (.cse3 (= 0 ~q_write_ev~0))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse4 .cse2 .cse3) (or .cse1 .cse5 .cse2 .cse3) (or .cse5 .cse4 .cse2 .cse3))) [2020-07-07 11:36:01,457 INFO L268 CegarLoopResult]: For program point do_write_pEXIT(lines 135 183) no Hoare annotation was computed. [2020-07-07 11:36:01,457 INFO L264 CegarLoopResult]: At program point L154-1(lines 138 182) the Hoare annotation is: (let ((.cse0 (= |old(~p_dw_st~0)| ~p_dw_st~0)) (.cse2 (= 0 ~q_read_ev~0))) (let ((.cse4 (not (= ~c_dr_pc~0 1))) (.cse1 (not (<= ~c_dr_pc~0 0))) (.cse5 (and .cse0 (= ~p_last_write~0 |old(~p_last_write~0)|) (= ~q_buf_0~0 |old(~q_buf_0~0)|) (= ~p_num_write~0 |old(~p_num_write~0)|) (= |old(~p_dw_pc~0)| ~p_dw_pc~0) (= |old(~q_free~0)| ~q_free~0) (not .cse2) (= ~q_req_up~0 |old(~q_req_up~0)|))) (.cse6 (not (<= |old(~p_dw_pc~0)| 0))) (.cse3 (= 0 ~q_write_ev~0))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse2 .cse5 .cse6 .cse3) (or .cse0 .cse4 .cse2 .cse3) (or .cse1 .cse2 .cse5 .cse6 .cse3)))) [2020-07-07 11:36:01,457 INFO L268 CegarLoopResult]: For program point L142(lines 142 150) no Hoare annotation was computed. [2020-07-07 11:36:01,457 INFO L268 CegarLoopResult]: For program point errorEXIT(lines 5 12) no Hoare annotation was computed. [2020-07-07 11:36:01,457 INFO L268 CegarLoopResult]: For program point errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 9) no Hoare annotation was computed. [2020-07-07 11:36:01,457 INFO L271 CegarLoopResult]: At program point errorENTRY(lines 5 12) the Hoare annotation is: true [2020-07-07 11:36:01,458 INFO L268 CegarLoopResult]: For program point errorFINAL(lines 5 12) no Hoare annotation was computed. [2020-07-07 11:36:01,458 INFO L268 CegarLoopResult]: For program point L126(lines 126 130) no Hoare annotation was computed. [2020-07-07 11:36:01,458 INFO L268 CegarLoopResult]: For program point L124(line 124) no Hoare annotation was computed. [2020-07-07 11:36:01,458 INFO L268 CegarLoopResult]: For program point L126-2(lines 110 134) no Hoare annotation was computed. [2020-07-07 11:36:01,458 INFO L268 CegarLoopResult]: For program point immediate_notify_threadsENTRY(lines 110 134) no Hoare annotation was computed. [2020-07-07 11:36:01,458 INFO L268 CegarLoopResult]: For program point L118(lines 118 122) no Hoare annotation was computed. [2020-07-07 11:36:01,458 INFO L268 CegarLoopResult]: For program point L116(line 116) no Hoare annotation was computed. [2020-07-07 11:36:01,459 INFO L268 CegarLoopResult]: For program point L118-2(lines 118 122) no Hoare annotation was computed. [2020-07-07 11:36:01,459 INFO L268 CegarLoopResult]: For program point L116-1(line 116) no Hoare annotation was computed. [2020-07-07 11:36:01,459 INFO L268 CegarLoopResult]: For program point immediate_notify_threadsEXIT(lines 110 134) no Hoare annotation was computed. [2020-07-07 11:36:01,459 INFO L268 CegarLoopResult]: For program point fire_time_eventsEXIT(lines 335 350) no Hoare annotation was computed. [2020-07-07 11:36:01,459 INFO L264 CegarLoopResult]: At program point fire_time_eventsENTRY(lines 335 350) the Hoare annotation is: (let ((.cse0 (and (= |old(~slow_clk_edge~0)| ~slow_clk_edge~0) (= ~t~0 |old(~t~0)|) (= |old(~fast_clk_edge~0)| ~fast_clk_edge~0))) (.cse1 (= 0 ~q_read_ev~0)) (.cse2 (= 0 ~q_write_ev~0))) (and (or (not (<= ~c_dr_pc~0 0)) .cse0 .cse1 .cse2) (or (not (= ~c_dr_pc~0 1)) .cse0 .cse1 .cse2))) [2020-07-07 11:36:01,459 INFO L268 CegarLoopResult]: For program point L339-1(lines 335 350) no Hoare annotation was computed. [2020-07-07 11:36:01,459 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-07-07 11:36:01,460 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~c_num_read~0 |old(~c_num_read~0)|) (= ~p_dw_st~0 |old(~p_dw_st~0)|) (= ~p_dw_i~0 |old(~p_dw_i~0)|) (= ~p_num_write~0 |old(~p_num_write~0)|) (= ~p_dw_pc~0 |old(~p_dw_pc~0)|) (= ~c_last_read~0 |old(~c_last_read~0)|) (= ~q_read_ev~0 |old(~q_read_ev~0)|) (= ~c_dr_st~0 |old(~c_dr_st~0)|) (= ~q_ev~0 |old(~q_ev~0)|) (= ~q_free~0 |old(~q_free~0)|) (= ~q_req_up~0 |old(~q_req_up~0)|) (= ~p_last_write~0 |old(~p_last_write~0)|) (= ~fast_clk_edge~0 |old(~fast_clk_edge~0)|) (= ~q_buf_0~0 |old(~q_buf_0~0)|) (= ~t~0 |old(~t~0)|) (= ~a_t~0 |old(~a_t~0)|) (= ~c_dr_pc~0 |old(~c_dr_pc~0)|) (= ~c_dr_i~0 |old(~c_dr_i~0)|) (= ~slow_clk_edge~0 |old(~slow_clk_edge~0)|) (= ~q_write_ev~0 |old(~q_write_ev~0)|)) [2020-07-07 11:36:01,460 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-07-07 11:36:01,460 INFO L264 CegarLoopResult]: At program point evalENTRY(lines 394 446) the Hoare annotation is: (let ((.cse0 (= 0 ~q_read_ev~0)) (.cse1 (= ~c_num_read~0 |old(~c_num_read~0)|)) (.cse2 (= |old(~p_dw_st~0)| ~p_dw_st~0)) (.cse3 (= ~p_last_write~0 |old(~p_last_write~0)|)) (.cse4 (= ~q_buf_0~0 |old(~q_buf_0~0)|)) (.cse5 (= ~p_num_write~0 |old(~p_num_write~0)|)) (.cse6 (= ~a_t~0 |old(~a_t~0)|)) (.cse7 (= ~c_last_read~0 |old(~c_last_read~0)|)) (.cse8 (= ~c_dr_st~0 |old(~c_dr_st~0)|)) (.cse9 (= |old(~p_dw_pc~0)| ~p_dw_pc~0)) (.cse10 (= |old(~q_free~0)| ~q_free~0)) (.cse11 (= ~q_req_up~0 |old(~q_req_up~0)|)) (.cse12 (= 0 ~q_write_ev~0))) (and (or .cse0 (not (= 1 |old(~c_dr_pc~0)|)) (and .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 (= ~c_dr_pc~0 1) .cse7 .cse8 .cse9 .cse10 .cse11) .cse12) (or (not (<= |old(~c_dr_pc~0)| 0)) .cse0 (and .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 (= ~c_dr_pc~0 |old(~c_dr_pc~0)|) .cse9 .cse10 .cse11) .cse12))) [2020-07-07 11:36:01,460 INFO L264 CegarLoopResult]: At program point L417(line 417) the Hoare annotation is: (let ((.cse0 (= ~c_dr_pc~0 1)) (.cse1 (= 0 ~q_read_ev~0)) (.cse2 (= 0 ~q_write_ev~0))) (and (or .cse0 .cse1 (not (= 1 |old(~c_dr_pc~0)|)) .cse2) (or .cse0 (not (<= |old(~c_dr_pc~0)| 0)) (<= ~c_dr_pc~0 0) .cse1 .cse2))) [2020-07-07 11:36:01,460 INFO L268 CegarLoopResult]: For program point L405(lines 405 409) no Hoare annotation was computed. [2020-07-07 11:36:01,460 INFO L268 CegarLoopResult]: For program point L405-1(lines 400 440) no Hoare annotation was computed. [2020-07-07 11:36:01,461 INFO L268 CegarLoopResult]: For program point L403(line 403) no Hoare annotation was computed. [2020-07-07 11:36:01,461 INFO L264 CegarLoopResult]: At program point L401(line 401) the Hoare annotation is: (let ((.cse1 (= 0 ~q_read_ev~0))) (let ((.cse0 (and (= ~c_dr_pc~0 1) (not .cse1))) (.cse2 (= 0 ~q_write_ev~0))) (and (or (not (<= |old(~c_dr_pc~0)| 0)) (<= ~c_dr_pc~0 0) .cse0 .cse1 .cse2) (or .cse0 .cse1 (not (= 1 |old(~c_dr_pc~0)|)) .cse2)))) [2020-07-07 11:36:01,461 INFO L264 CegarLoopResult]: At program point L432(line 432) the Hoare annotation is: (let ((.cse0 (= ~c_dr_pc~0 1)) (.cse1 (= 0 ~q_read_ev~0)) (.cse2 (= 0 ~q_write_ev~0))) (and (or .cse0 .cse1 (not (= 1 |old(~c_dr_pc~0)|)) .cse2) (or .cse0 (not (<= |old(~c_dr_pc~0)| 0)) (<= ~c_dr_pc~0 0) .cse1 .cse2))) [2020-07-07 11:36:01,461 INFO L268 CegarLoopResult]: For program point L414(lines 414 421) no Hoare annotation was computed. [2020-07-07 11:36:01,461 INFO L268 CegarLoopResult]: For program point evalEXIT(lines 394 446) no Hoare annotation was computed. [2020-07-07 11:36:01,461 INFO L268 CegarLoopResult]: For program point L410(lines 400 440) no Hoare annotation was computed. [2020-07-07 11:36:01,461 INFO L264 CegarLoopResult]: At program point L441(lines 394 446) the Hoare annotation is: (let ((.cse1 (= 0 ~q_read_ev~0))) (let ((.cse0 (and (= ~c_dr_pc~0 1) (not .cse1))) (.cse2 (= 0 ~q_write_ev~0))) (and (or (not (<= |old(~c_dr_pc~0)| 0)) (<= ~c_dr_pc~0 0) .cse0 .cse1 .cse2) (or .cse0 .cse1 (not (= 1 |old(~c_dr_pc~0)|)) .cse2)))) [2020-07-07 11:36:01,462 INFO L268 CegarLoopResult]: For program point L429(lines 429 436) no Hoare annotation was computed. [2020-07-07 11:36:01,462 INFO L264 CegarLoopResult]: At program point L425(lines 400 440) the Hoare annotation is: (let ((.cse1 (= 0 ~q_read_ev~0))) (let ((.cse0 (and (= ~c_dr_pc~0 1) (not .cse1))) (.cse2 (= 0 ~q_write_ev~0))) (and (or (not (<= |old(~c_dr_pc~0)| 0)) (<= ~c_dr_pc~0 0) .cse0 .cse1 .cse2) (or .cse0 .cse1 (not (= 1 |old(~c_dr_pc~0)|)) .cse2)))) [2020-07-07 11:36:01,462 INFO L271 CegarLoopResult]: At program point L462(lines 451 464) the Hoare annotation is: true [2020-07-07 11:36:01,462 INFO L268 CegarLoopResult]: For program point L455(lines 455 460) no Hoare annotation was computed. [2020-07-07 11:36:01,462 INFO L268 CegarLoopResult]: For program point stop_simulationEXIT(lines 447 465) no Hoare annotation was computed. [2020-07-07 11:36:01,462 INFO L271 CegarLoopResult]: At program point L453(line 453) the Hoare annotation is: true [2020-07-07 11:36:01,462 INFO L268 CegarLoopResult]: For program point L453-1(line 453) no Hoare annotation was computed. [2020-07-07 11:36:01,462 INFO L271 CegarLoopResult]: At program point stop_simulationENTRY(lines 447 465) the Hoare annotation is: true [2020-07-07 11:36:01,463 INFO L268 CegarLoopResult]: For program point stop_simulationFINAL(lines 447 465) no Hoare annotation was computed. [2020-07-07 11:36:01,463 INFO L268 CegarLoopResult]: For program point L96(lines 96 101) no Hoare annotation was computed. [2020-07-07 11:36:01,463 INFO L268 CegarLoopResult]: For program point L95-1(lines 95 104) no Hoare annotation was computed. [2020-07-07 11:36:01,463 INFO L271 CegarLoopResult]: At program point is_do_read_c_triggeredENTRY(lines 81 109) the Hoare annotation is: true [2020-07-07 11:36:01,463 INFO L268 CegarLoopResult]: For program point L86(lines 86 91) no Hoare annotation was computed. [2020-07-07 11:36:01,463 INFO L268 CegarLoopResult]: For program point L85(lines 85 94) no Hoare annotation was computed. [2020-07-07 11:36:01,463 INFO L268 CegarLoopResult]: For program point L85-2(lines 84 108) no Hoare annotation was computed. [2020-07-07 11:36:01,463 INFO L268 CegarLoopResult]: For program point is_do_read_c_triggeredFINAL(lines 81 109) no Hoare annotation was computed. [2020-07-07 11:36:01,463 INFO L271 CegarLoopResult]: At program point L106(lines 84 108) the Hoare annotation is: true [2020-07-07 11:36:01,464 INFO L268 CegarLoopResult]: For program point is_do_read_c_triggeredEXIT(lines 81 109) no Hoare annotation was computed. [2020-07-07 11:36:01,464 INFO L264 CegarLoopResult]: At program point update_channelsENTRY(lines 244 258) the Hoare annotation is: (let ((.cse0 (and (= |old(~q_read_ev~0)| ~q_read_ev~0) (= ~q_ev~0 |old(~q_ev~0)|) (= ~q_write_ev~0 |old(~q_write_ev~0)|) (= ~q_req_up~0 |old(~q_req_up~0)|))) (.cse1 (= |old(~q_read_ev~0)| 0)) (.cse2 (= 0 |old(~q_write_ev~0)|))) (and (or .cse0 (not (= ~c_dr_pc~0 1)) .cse1 .cse2) (or .cse0 (not (<= ~c_dr_pc~0 0)) .cse1 .cse2))) [2020-07-07 11:36:01,464 INFO L268 CegarLoopResult]: For program point update_channelsEXIT(lines 244 258) no Hoare annotation was computed. [2020-07-07 11:36:01,464 INFO L264 CegarLoopResult]: At program point L250(line 250) the Hoare annotation is: (let ((.cse0 (and (= |old(~q_read_ev~0)| ~q_read_ev~0) (= ~q_ev~0 |old(~q_ev~0)|) (= ~q_write_ev~0 |old(~q_write_ev~0)|) (= ~q_req_up~0 |old(~q_req_up~0)|))) (.cse1 (= |old(~q_read_ev~0)| 0)) (.cse2 (= 0 |old(~q_write_ev~0)|))) (and (or .cse0 (not (= ~c_dr_pc~0 1)) .cse1 .cse2) (or .cse0 (not (<= ~c_dr_pc~0 0)) .cse1 .cse2))) [2020-07-07 11:36:01,464 INFO L268 CegarLoopResult]: For program point L248(lines 244 258) no Hoare annotation was computed. [2020-07-07 11:36:01,464 INFO L264 CegarLoopResult]: At program point fire_delta_eventsENTRY(lines 297 314) the Hoare annotation is: (let ((.cse0 (and (= |old(~q_read_ev~0)| ~q_read_ev~0) (= ~q_write_ev~0 |old(~q_write_ev~0)|)))) (and (or (not (= ~c_dr_pc~0 1)) .cse0) (or (not (<= ~c_dr_pc~0 0)) .cse0))) [2020-07-07 11:36:01,464 INFO L268 CegarLoopResult]: For program point L306-1(lines 297 314) no Hoare annotation was computed. [2020-07-07 11:36:01,465 INFO L268 CegarLoopResult]: For program point L301-1(lines 300 313) no Hoare annotation was computed. [2020-07-07 11:36:01,465 INFO L268 CegarLoopResult]: For program point fire_delta_eventsEXIT(lines 297 314) no Hoare annotation was computed. [2020-07-07 11:36:01,465 INFO L264 CegarLoopResult]: At program point L481-1(lines 478 518) the Hoare annotation is: (let ((.cse0 (not (= 0 ~q_write_ev~0))) (.cse1 (not (= 0 ~q_read_ev~0)))) (or (and .cse0 (<= ~c_dr_pc~0 0) .cse1) (not (<= |old(~c_dr_pc~0)| 0)) (and .cse0 (= ~c_dr_pc~0 1) .cse1) (not (<= 2 |old(~q_write_ev~0)|)) (not (<= |old(~p_dw_pc~0)| 0)) (not (<= 2 |old(~q_read_ev~0)|)))) [2020-07-07 11:36:01,465 INFO L264 CegarLoopResult]: At program point L477(line 477) the Hoare annotation is: (or (not (<= |old(~c_dr_pc~0)| 0)) (not (<= 2 |old(~q_write_ev~0)|)) (not (<= |old(~p_dw_pc~0)| 0)) (not (<= 2 |old(~q_read_ev~0)|)) (and (<= ~p_dw_pc~0 0) (not (= 0 ~q_write_ev~0)) (<= ~c_dr_pc~0 0) (not (= 0 ~q_read_ev~0)))) [2020-07-07 11:36:01,465 INFO L264 CegarLoopResult]: At program point L475(line 475) the Hoare annotation is: (or (and (<= ~p_dw_pc~0 0) (<= ~c_dr_pc~0 0)) (not (<= |old(~c_dr_pc~0)| 0)) (not (<= 2 |old(~q_write_ev~0)|)) (not (<= |old(~p_dw_pc~0)| 0)) (not (<= 2 |old(~q_read_ev~0)|))) [2020-07-07 11:36:01,465 INFO L268 CegarLoopResult]: For program point start_simulationEXIT(lines 466 524) no Hoare annotation was computed. [2020-07-07 11:36:01,466 INFO L264 CegarLoopResult]: At program point L504(line 504) the Hoare annotation is: (let ((.cse0 (not (= 0 ~q_write_ev~0))) (.cse1 (not (= 0 ~q_read_ev~0)))) (or (and .cse0 (<= ~c_dr_pc~0 0) .cse1) (not (<= |old(~c_dr_pc~0)| 0)) (and .cse0 (= ~c_dr_pc~0 1) .cse1) (not (<= 2 |old(~q_write_ev~0)|)) (not (<= |old(~p_dw_pc~0)| 0)) (not (<= 2 |old(~q_read_ev~0)|)))) [2020-07-07 11:36:01,466 INFO L268 CegarLoopResult]: For program point L500(lines 500 509) no Hoare annotation was computed. [2020-07-07 11:36:01,466 INFO L264 CegarLoopResult]: At program point L500-1(lines 500 509) the Hoare annotation is: (let ((.cse0 (not (= 0 ~q_write_ev~0))) (.cse1 (not (= 0 ~q_read_ev~0)))) (or (and .cse0 (<= ~c_dr_pc~0 0) .cse1) (not (<= |old(~c_dr_pc~0)| 0)) (and .cse0 (= ~c_dr_pc~0 1) .cse1) (not (<= 2 |old(~q_write_ev~0)|)) (not (<= |old(~p_dw_pc~0)| 0)) (not (<= 2 |old(~q_read_ev~0)|)))) [2020-07-07 11:36:01,466 INFO L268 CegarLoopResult]: For program point L498(line 498) no Hoare annotation was computed. [2020-07-07 11:36:01,466 INFO L264 CegarLoopResult]: At program point L494(line 494) the Hoare annotation is: (let ((.cse0 (not (= 0 ~q_write_ev~0))) (.cse1 (not (= 0 ~q_read_ev~0)))) (or (and .cse0 (<= ~c_dr_pc~0 0) .cse1) (not (<= |old(~c_dr_pc~0)| 0)) (and .cse0 (= ~c_dr_pc~0 1) .cse1) (not (<= 2 |old(~q_write_ev~0)|)) (not (<= |old(~p_dw_pc~0)| 0)) (not (<= 2 |old(~q_read_ev~0)|)))) [2020-07-07 11:36:01,466 INFO L264 CegarLoopResult]: At program point L519(lines 466 524) the Hoare annotation is: (or (not (<= |old(~c_dr_pc~0)| 0)) (not (<= 2 |old(~q_write_ev~0)|)) (not (<= |old(~p_dw_pc~0)| 0)) (not (<= 2 |old(~q_read_ev~0)|)) (not (= 0 ~q_read_ev~0))) [2020-07-07 11:36:01,467 INFO L268 CegarLoopResult]: For program point L482(line 482) no Hoare annotation was computed. [2020-07-07 11:36:01,467 INFO L268 CegarLoopResult]: For program point L513(lines 513 517) no Hoare annotation was computed. [2020-07-07 11:36:01,467 INFO L264 CegarLoopResult]: At program point start_simulationENTRY(lines 466 524) the Hoare annotation is: (or (and (= ~c_num_read~0 |old(~c_num_read~0)|) (= |old(~p_dw_st~0)| ~p_dw_st~0) (= |old(~slow_clk_edge~0)| ~slow_clk_edge~0) (= ~p_num_write~0 |old(~p_num_write~0)|) (= ~c_last_read~0 |old(~c_last_read~0)|) (= ~c_dr_st~0 |old(~c_dr_st~0)|) (= ~q_ev~0 |old(~q_ev~0)|) (= |old(~fast_clk_edge~0)| ~fast_clk_edge~0) (= ~q_req_up~0 |old(~q_req_up~0)|) (= ~p_last_write~0 |old(~p_last_write~0)|) (= ~q_buf_0~0 |old(~q_buf_0~0)|) (= ~t~0 |old(~t~0)|) (= ~a_t~0 |old(~a_t~0)|) (= |old(~q_read_ev~0)| ~q_read_ev~0) (= ~c_dr_pc~0 |old(~c_dr_pc~0)|) (= |old(~p_dw_pc~0)| ~p_dw_pc~0) (= |old(~q_free~0)| ~q_free~0) (= ~q_write_ev~0 |old(~q_write_ev~0)|)) (not (<= |old(~c_dr_pc~0)| 0)) (not (<= 2 |old(~q_write_ev~0)|)) (not (<= |old(~p_dw_pc~0)| 0)) (not (<= 2 |old(~q_read_ev~0)|))) [2020-07-07 11:36:01,467 INFO L268 CegarLoopResult]: For program point L511(line 511) no Hoare annotation was computed. [2020-07-07 11:36:01,467 INFO L264 CegarLoopResult]: At program point L476(line 476) the Hoare annotation is: (or (not (<= |old(~c_dr_pc~0)| 0)) (not (<= 2 |old(~q_write_ev~0)|)) (not (<= |old(~p_dw_pc~0)| 0)) (not (<= 2 |old(~q_read_ev~0)|)) (and (<= ~p_dw_pc~0 0) (not (= 0 ~q_write_ev~0)) (<= ~c_dr_pc~0 0) (not (= 0 ~q_read_ev~0)))) [2020-07-07 11:36:01,468 INFO L264 CegarLoopResult]: At program point L474(line 474) the Hoare annotation is: (or (and (= ~c_num_read~0 |old(~c_num_read~0)|) (= |old(~p_dw_st~0)| ~p_dw_st~0) (= |old(~slow_clk_edge~0)| ~slow_clk_edge~0) (= ~p_num_write~0 |old(~p_num_write~0)|) (= ~c_last_read~0 |old(~c_last_read~0)|) (= ~c_dr_st~0 |old(~c_dr_st~0)|) (= ~q_ev~0 |old(~q_ev~0)|) (= |old(~fast_clk_edge~0)| ~fast_clk_edge~0) (= ~q_req_up~0 |old(~q_req_up~0)|) (= ~p_last_write~0 |old(~p_last_write~0)|) (= ~q_buf_0~0 |old(~q_buf_0~0)|) (= ~t~0 |old(~t~0)|) (= ~a_t~0 |old(~a_t~0)|) (= |old(~q_read_ev~0)| ~q_read_ev~0) (= ~c_dr_pc~0 |old(~c_dr_pc~0)|) (= |old(~p_dw_pc~0)| ~p_dw_pc~0) (= |old(~q_free~0)| ~q_free~0) (= ~q_write_ev~0 |old(~q_write_ev~0)|)) (not (<= |old(~c_dr_pc~0)| 0)) (not (<= 2 |old(~q_write_ev~0)|)) (not (<= |old(~p_dw_pc~0)| 0)) (not (<= 2 |old(~q_read_ev~0)|))) [2020-07-07 11:36:01,468 INFO L264 CegarLoopResult]: At program point L474-1(line 474) the Hoare annotation is: (or (not (<= |old(~c_dr_pc~0)| 0)) (not (<= 2 |old(~q_write_ev~0)|)) (not (<= |old(~p_dw_pc~0)| 0)) (not (<= 2 |old(~q_read_ev~0)|)) (and (= |old(~p_dw_st~0)| ~p_dw_st~0) (<= ~p_dw_pc~0 0) (= ~c_dr_st~0 |old(~c_dr_st~0)|) (<= ~c_dr_pc~0 0))) [2020-07-07 11:36:01,468 INFO L264 CegarLoopResult]: At program point L503(line 503) the Hoare annotation is: (let ((.cse0 (not (= 0 ~q_write_ev~0))) (.cse1 (not (= 0 ~q_read_ev~0)))) (or (and .cse0 (<= ~c_dr_pc~0 0) .cse1) (not (<= |old(~c_dr_pc~0)| 0)) (and .cse0 (= ~c_dr_pc~0 1) .cse1) (not (<= 2 |old(~q_write_ev~0)|)) (not (<= |old(~p_dw_pc~0)| 0)) (not (<= 2 |old(~q_read_ev~0)|)))) [2020-07-07 11:36:01,468 INFO L264 CegarLoopResult]: At program point L503-1(line 503) the Hoare annotation is: (let ((.cse0 (not (= 0 ~q_write_ev~0))) (.cse1 (not (= 0 ~q_read_ev~0)))) (or (and .cse0 (<= ~c_dr_pc~0 0) .cse1) (not (<= |old(~c_dr_pc~0)| 0)) (and .cse0 (= ~c_dr_pc~0 1) .cse1) (not (<= 2 |old(~q_write_ev~0)|)) (not (<= |old(~p_dw_pc~0)| 0)) (not (<= 2 |old(~q_read_ev~0)|)))) [2020-07-07 11:36:01,468 INFO L264 CegarLoopResult]: At program point L495(line 495) the Hoare annotation is: (let ((.cse0 (not (= 0 ~q_write_ev~0))) (.cse1 (not (= 0 ~q_read_ev~0)))) (or (and .cse0 (<= ~c_dr_pc~0 0) .cse1) (not (<= |old(~c_dr_pc~0)| 0)) (and .cse0 (= ~c_dr_pc~0 1) .cse1) (not (<= 2 |old(~q_write_ev~0)|)) (not (<= |old(~p_dw_pc~0)| 0)) (not (<= 2 |old(~q_read_ev~0)|)))) [2020-07-07 11:36:01,469 INFO L264 CegarLoopResult]: At program point L493(line 493) the Hoare annotation is: (or (= ~c_dr_pc~0 1) (not (<= |old(~c_dr_pc~0)| 0)) (<= ~c_dr_pc~0 0) (not (<= 2 |old(~q_write_ev~0)|)) (not (<= |old(~p_dw_pc~0)| 0)) (not (<= 2 |old(~q_read_ev~0)|))) [2020-07-07 11:36:01,469 INFO L264 CegarLoopResult]: At program point L493-1(line 493) the Hoare annotation is: (let ((.cse0 (not (= 0 ~q_write_ev~0))) (.cse1 (not (= 0 ~q_read_ev~0)))) (or (and .cse0 (<= ~c_dr_pc~0 0) .cse1) (not (<= |old(~c_dr_pc~0)| 0)) (and .cse0 (= ~c_dr_pc~0 1) .cse1) (not (<= 2 |old(~q_write_ev~0)|)) (not (<= |old(~p_dw_pc~0)| 0)) (not (<= 2 |old(~q_read_ev~0)|)))) [2020-07-07 11:36:01,469 INFO L264 CegarLoopResult]: At program point L489(line 489) the Hoare annotation is: (let ((.cse0 (not (= 0 ~q_write_ev~0))) (.cse1 (not (= 0 ~q_read_ev~0)))) (or (and .cse0 (<= ~c_dr_pc~0 0) .cse1) (not (<= |old(~c_dr_pc~0)| 0)) (and .cse0 (= ~c_dr_pc~0 1) .cse1) (not (<= 2 |old(~q_write_ev~0)|)) (not (<= |old(~p_dw_pc~0)| 0)) (not (<= 2 |old(~q_read_ev~0)|)))) [2020-07-07 11:36:01,469 INFO L268 CegarLoopResult]: For program point L489-1(line 489) no Hoare annotation was computed. [2020-07-07 11:36:01,469 INFO L264 CegarLoopResult]: At program point L485(line 485) the Hoare annotation is: (let ((.cse0 (not (= 0 ~q_write_ev~0))) (.cse1 (not (= 0 ~q_read_ev~0)))) (or (and .cse0 (<= ~c_dr_pc~0 0) .cse1) (not (<= |old(~c_dr_pc~0)| 0)) (and .cse0 (= ~c_dr_pc~0 1) .cse1) (not (<= 2 |old(~q_write_ev~0)|)) (not (<= |old(~p_dw_pc~0)| 0)) (not (<= 2 |old(~q_read_ev~0)|)))) [2020-07-07 11:36:01,469 INFO L268 CegarLoopResult]: For program point L485-1(line 485) no Hoare annotation was computed. [2020-07-07 11:36:01,470 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-07-07 11:36:01,470 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (<= ~p_dw_pc~0 0) (<= ~c_dr_pc~0 0)) [2020-07-07 11:36:01,470 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-07-07 11:36:01,470 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-07-07 11:36:01,470 INFO L268 CegarLoopResult]: For program point L66-1(lines 66 75) no Hoare annotation was computed. [2020-07-07 11:36:01,470 INFO L268 CegarLoopResult]: For program point L57(lines 57 62) no Hoare annotation was computed. [2020-07-07 11:36:01,470 INFO L268 CegarLoopResult]: For program point L56(lines 56 65) no Hoare annotation was computed. [2020-07-07 11:36:01,470 INFO L268 CegarLoopResult]: For program point L56-2(lines 55 79) no Hoare annotation was computed. [2020-07-07 11:36:01,470 INFO L268 CegarLoopResult]: For program point is_do_write_p_triggeredFINAL(lines 52 80) no Hoare annotation was computed. [2020-07-07 11:36:01,470 INFO L268 CegarLoopResult]: For program point is_do_write_p_triggeredEXIT(lines 52 80) no Hoare annotation was computed. [2020-07-07 11:36:01,471 INFO L264 CegarLoopResult]: At program point L77(lines 55 79) the Hoare annotation is: (let ((.cse0 (not (<= ~p_dw_pc~0 0))) (.cse3 (= 0 ~q_read_ev~0)) (.cse2 (not (= ~c_dr_pc~0 1))) (.cse5 (not (<= ~c_dr_pc~0 0))) (.cse1 (and (<= 0 is_do_write_p_triggered_~__retres1~0) (<= is_do_write_p_triggered_~__retres1~0 0))) (.cse6 (= 1 ~p_dw_pc~0)) (.cse4 (= 0 ~q_write_ev~0)) (.cse7 (not (<= 2 ~q_read_ev~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 .cse5 .cse1 .cse3 .cse4) (or .cse1 .cse2 .cse6 .cse4 .cse7) (or .cse5 .cse1 .cse6 .cse4 .cse7))) [2020-07-07 11:36:01,471 INFO L271 CegarLoopResult]: At program point is_do_write_p_triggeredENTRY(lines 52 80) the Hoare annotation is: true [2020-07-07 11:36:01,471 INFO L268 CegarLoopResult]: For program point L67(lines 67 72) no Hoare annotation was computed. [2020-07-07 11:36:01,471 INFO L268 CegarLoopResult]: For program point reset_time_eventsEXIT(lines 351 368) no Hoare annotation was computed. [2020-07-07 11:36:01,471 INFO L268 CegarLoopResult]: For program point L360-1(lines 351 368) no Hoare annotation was computed. [2020-07-07 11:36:01,471 INFO L264 CegarLoopResult]: At program point reset_time_eventsENTRY(lines 351 368) the Hoare annotation is: (let ((.cse0 (and (= |old(~slow_clk_edge~0)| ~slow_clk_edge~0) (= |old(~fast_clk_edge~0)| ~fast_clk_edge~0))) (.cse1 (= 0 ~q_read_ev~0)) (.cse2 (= 0 ~q_write_ev~0))) (and (or (not (= ~c_dr_pc~0 1)) .cse0 .cse1 .cse2) (or (not (<= ~c_dr_pc~0 0)) .cse0 .cse1 .cse2))) [2020-07-07 11:36:01,471 INFO L268 CegarLoopResult]: For program point L355-1(lines 354 367) no Hoare annotation was computed. [2020-07-07 11:36:01,471 INFO L268 CegarLoopResult]: For program point L225(lines 225 231) no Hoare annotation was computed. [2020-07-07 11:36:01,472 INFO L268 CegarLoopResult]: For program point L192(lines 192 196) no Hoare annotation was computed. [2020-07-07 11:36:01,472 INFO L268 CegarLoopResult]: For program point do_read_cEXIT(lines 185 243) no Hoare annotation was computed. [2020-07-07 11:36:01,472 INFO L264 CegarLoopResult]: At program point L238(lines 185 243) the Hoare annotation is: (let ((.cse0 (= ~q_req_up~0 |old(~q_req_up~0)|)) (.cse1 (= 0 ~q_read_ev~0)) (.cse2 (= 0 ~q_write_ev~0))) (and (or (and (= ~c_num_read~0 |old(~c_num_read~0)|) (= ~c_dr_pc~0 |old(~c_dr_pc~0)|) (= |old(~q_free~0)| ~q_free~0) .cse0) .cse1 (not (= 1 |old(~c_dr_pc~0)|)) .cse2) (or (and (= ~c_dr_pc~0 1) .cse0) (not (<= |old(~c_dr_pc~0)| 0)) .cse1 .cse2))) [2020-07-07 11:36:01,472 INFO L264 CegarLoopResult]: At program point L234(line 234) the Hoare annotation is: (let ((.cse0 (= 0 ~q_read_ev~0)) (.cse1 (= 0 ~q_write_ev~0))) (and (or (not (<= |old(~c_dr_pc~0)| 0)) .cse0 .cse1) (or .cse0 (not (= 1 |old(~c_dr_pc~0)|)) .cse1))) [2020-07-07 11:36:01,472 INFO L268 CegarLoopResult]: For program point L201(line 201) no Hoare annotation was computed. [2020-07-07 11:36:01,472 INFO L264 CegarLoopResult]: At program point L234-1(lines 188 242) the Hoare annotation is: (let ((.cse0 (and (= ~c_num_read~0 |old(~c_num_read~0)|) (= ~a_t~0 |old(~a_t~0)|) (= ~c_last_read~0 |old(~c_last_read~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)|))) (.cse1 (= 0 ~q_read_ev~0)) (.cse2 (= 0 ~q_write_ev~0))) (and (or .cse0 (not (<= |old(~c_dr_pc~0)| 0)) .cse1 .cse2) (or .cse0 .cse1 (not (= 1 |old(~c_dr_pc~0)|)) .cse2))) [2020-07-07 11:36:01,473 INFO L264 CegarLoopResult]: At program point L193(lines 188 242) the Hoare annotation is: (let ((.cse0 (= 0 ~q_read_ev~0)) (.cse1 (= 0 ~q_write_ev~0))) (and (or (not (<= |old(~c_dr_pc~0)| 0)) .cse0 .cse1) (or .cse0 (not (= 1 |old(~c_dr_pc~0)|)) .cse1))) [2020-07-07 11:36:01,473 INFO L268 CegarLoopResult]: For program point L224(lines 224 236) no Hoare annotation was computed. [2020-07-07 11:36:01,473 INFO L268 CegarLoopResult]: For program point L189(lines 189 197) no Hoare annotation was computed. [2020-07-07 11:36:01,473 INFO L264 CegarLoopResult]: At program point do_read_cENTRY(lines 185 243) the Hoare annotation is: (let ((.cse0 (= ~c_num_read~0 |old(~c_num_read~0)|)) (.cse1 (= ~a_t~0 |old(~a_t~0)|)) (.cse2 (= ~c_last_read~0 |old(~c_last_read~0)|)) (.cse3 (= ~c_dr_st~0 |old(~c_dr_st~0)|)) (.cse4 (= |old(~q_free~0)| ~q_free~0)) (.cse5 (= ~q_req_up~0 |old(~q_req_up~0)|)) (.cse6 (= 0 ~q_read_ev~0)) (.cse7 (= 0 ~q_write_ev~0))) (and (or (and .cse0 .cse1 .cse2 .cse3 (= ~c_dr_pc~0 |old(~c_dr_pc~0)|) .cse4 .cse5) (not (<= |old(~c_dr_pc~0)| 0)) .cse6 .cse7) (or (and .cse0 .cse1 (= ~c_dr_pc~0 1) .cse2 .cse3 .cse4 .cse5) .cse6 (not (= 1 |old(~c_dr_pc~0)|)) .cse7))) [2020-07-07 11:36:01,473 INFO L268 CegarLoopResult]: For program point L208-1(lines 208 218) no Hoare annotation was computed. [2020-07-07 11:36:01,473 INFO L264 CegarLoopResult]: At program point L229(line 229) the Hoare annotation is: (let ((.cse0 (= 0 ~q_read_ev~0)) (.cse1 (= 0 ~q_write_ev~0))) (and (or (not (<= |old(~c_dr_pc~0)| 0)) .cse0 .cse1) (or .cse0 (not (= 1 |old(~c_dr_pc~0)|)) .cse1))) [2020-07-07 11:36:01,473 INFO L268 CegarLoopResult]: For program point init_modelFINAL(lines 525 543) no Hoare annotation was computed. [2020-07-07 11:36:01,474 INFO L268 CegarLoopResult]: For program point init_modelEXIT(lines 525 543) no Hoare annotation was computed. [2020-07-07 11:36:01,474 INFO L264 CegarLoopResult]: At program point init_modelENTRY(lines 525 543) the Hoare annotation is: (or (not (<= |old(~c_dr_pc~0)| 0)) (not (<= |old(~p_dw_pc~0)| 0)) (and (= ~c_num_read~0 |old(~c_num_read~0)|) (= |old(~c_dr_i~0)| ~c_dr_i~0) (= ~p_dw_i~0 |old(~p_dw_i~0)|) (= |old(~slow_clk_edge~0)| ~slow_clk_edge~0) (= ~p_num_write~0 |old(~p_num_write~0)|) (= |old(~q_read_ev~0)| ~q_read_ev~0) (= ~c_dr_pc~0 |old(~c_dr_pc~0)|) (= |old(~p_dw_pc~0)| ~p_dw_pc~0) (= |old(~q_free~0)| ~q_free~0) (= ~q_write_ev~0 |old(~q_write_ev~0)|) (= |old(~fast_clk_edge~0)| ~fast_clk_edge~0))) [2020-07-07 11:36:01,505 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.07 11:36:01 BoogieIcfgContainer [2020-07-07 11:36:01,505 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-07 11:36:01,507 INFO L168 Benchmark]: Toolchain (without parser) took 44416.42 ms. Allocated memory was 138.9 MB in the beginning and 870.8 MB in the end (delta: 731.9 MB). Free memory was 103.5 MB in the beginning and 411.6 MB in the end (delta: -308.0 MB). Peak memory consumption was 737.1 MB. Max. memory is 7.1 GB. [2020-07-07 11:36:01,508 INFO L168 Benchmark]: CDTParser took 1.36 ms. Allocated memory is still 138.9 MB. Free memory was 122.0 MB in the beginning and 121.8 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-07-07 11:36:01,509 INFO L168 Benchmark]: CACSL2BoogieTranslator took 434.85 ms. Allocated memory was 138.9 MB in the beginning and 202.9 MB in the end (delta: 64.0 MB). Free memory was 103.3 MB in the beginning and 179.5 MB in the end (delta: -76.2 MB). Peak memory consumption was 26.2 MB. Max. memory is 7.1 GB. [2020-07-07 11:36:01,510 INFO L168 Benchmark]: Boogie Preprocessor took 46.22 ms. Allocated memory is still 202.9 MB. Free memory was 179.5 MB in the beginning and 177.5 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. [2020-07-07 11:36:01,510 INFO L168 Benchmark]: RCFGBuilder took 608.35 ms. Allocated memory is still 202.9 MB. Free memory was 177.5 MB in the beginning and 141.6 MB in the end (delta: 35.9 MB). Peak memory consumption was 35.9 MB. Max. memory is 7.1 GB. [2020-07-07 11:36:01,511 INFO L168 Benchmark]: TraceAbstraction took 43316.74 ms. Allocated memory was 202.9 MB in the beginning and 870.8 MB in the end (delta: 667.9 MB). Free memory was 140.9 MB in the beginning and 411.6 MB in the end (delta: -270.7 MB). Peak memory consumption was 710.5 MB. Max. memory is 7.1 GB. [2020-07-07 11:36:01,515 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.36 ms. Allocated memory is still 138.9 MB. Free memory was 122.0 MB in the beginning and 121.8 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 434.85 ms. Allocated memory was 138.9 MB in the beginning and 202.9 MB in the end (delta: 64.0 MB). Free memory was 103.3 MB in the beginning and 179.5 MB in the end (delta: -76.2 MB). Peak memory consumption was 26.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 46.22 ms. Allocated memory is still 202.9 MB. Free memory was 179.5 MB in the beginning and 177.5 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 608.35 ms. Allocated memory is still 202.9 MB. Free memory was 177.5 MB in the beginning and 141.6 MB in the end (delta: 35.9 MB). Peak memory consumption was 35.9 MB. Max. memory is 7.1 GB. * TraceAbstraction took 43316.74 ms. Allocated memory was 202.9 MB in the beginning and 870.8 MB in the end (delta: 667.9 MB). Free memory was 140.9 MB in the beginning and 411.6 MB in the end (delta: -270.7 MB). Peak memory consumption was 710.5 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: (((!(\old(c_dr_pc) <= 0) || !(2 <= \old(q_write_ev))) || !(\old(p_dw_pc) <= 0)) || !(2 <= \old(q_read_ev))) || !(0 == q_read_ev) - InvariantResult [Line: 188]: Loop Invariant Derived loop invariant: ((!(\old(c_dr_pc) <= 0) || 0 == q_read_ev) || 0 == q_write_ev) && ((0 == q_read_ev || !(1 == \old(c_dr_pc))) || 0 == q_write_ev) - InvariantResult [Line: 55]: Loop Invariant Derived loop invariant: ((((((!(p_dw_pc <= 0) || (0 <= __retres1 && __retres1 <= 0)) || !(c_dr_pc == 1)) || 0 == q_read_ev) || 0 == q_write_ev) && ((((!(p_dw_pc <= 0) || !(c_dr_pc <= 0)) || (0 <= __retres1 && __retres1 <= 0)) || 0 == q_read_ev) || 0 == q_write_ev)) && (((((0 <= __retres1 && __retres1 <= 0) || !(c_dr_pc == 1)) || 1 == p_dw_pc) || 0 == q_write_ev) || !(2 <= q_read_ev))) && ((((!(c_dr_pc <= 0) || (0 <= __retres1 && __retres1 <= 0)) || 1 == p_dw_pc) || 0 == q_write_ev) || !(2 <= q_read_ev)) - InvariantResult [Line: 394]: Loop Invariant Derived loop invariant: ((((!(\old(c_dr_pc) <= 0) || c_dr_pc <= 0) || (c_dr_pc == 1 && !(0 == q_read_ev))) || 0 == q_read_ev) || 0 == q_write_ev) && ((((c_dr_pc == 1 && !(0 == q_read_ev)) || 0 == q_read_ev) || !(1 == \old(c_dr_pc))) || 0 == q_write_ev) - InvariantResult [Line: 135]: Loop Invariant Derived loop invariant: ((((((((!(c_dr_pc == 1) || 0 == q_read_ev) || !(\old(p_dw_pc) <= 0)) || 0 == q_write_ev) || q_req_up == \old(q_req_up)) && (((((1 == p_dw_pc && !(0 == q_read_ev)) || 1 == \old(p_dw_pc)) || !(c_dr_pc == 1)) || 0 == q_read_ev) || 0 == q_write_ev)) && ((((!(c_dr_pc <= 0) || 0 == q_read_ev) || !(\old(p_dw_pc) <= 0)) || 0 == q_write_ev) || q_req_up == \old(q_req_up))) && (((((1 == p_dw_pc && !(0 == q_read_ev)) || !(c_dr_pc == 1)) || 0 == q_read_ev) || 0 == q_write_ev) || q_req_up == \old(q_req_up))) && (((((1 == p_dw_pc && !(0 == q_read_ev)) || 1 == \old(p_dw_pc)) || !(c_dr_pc <= 0)) || 0 == q_read_ev) || 0 == q_write_ev)) && (((((1 == p_dw_pc && !(0 == q_read_ev)) || !(c_dr_pc <= 0)) || 0 == q_read_ev) || 0 == q_write_ev) || q_req_up == \old(q_req_up)) - InvariantResult [Line: 188]: Loop Invariant Derived loop invariant: (((((((((c_num_read == \old(c_num_read) && a_t == \old(a_t)) && c_last_read == \old(c_last_read)) && c_dr_st == \old(c_dr_st)) && c_dr_pc == \old(c_dr_pc)) && \old(q_free) == q_free) && q_req_up == \old(q_req_up)) || !(\old(c_dr_pc) <= 0)) || 0 == q_read_ev) || 0 == q_write_ev) && (((((((((c_num_read == \old(c_num_read) && a_t == \old(a_t)) && c_last_read == \old(c_last_read)) && c_dr_st == \old(c_dr_st)) && c_dr_pc == \old(c_dr_pc)) && \old(q_free) == q_free) && q_req_up == \old(q_req_up)) || 0 == q_read_ev) || !(1 == \old(c_dr_pc))) || 0 == q_write_ev) - InvariantResult [Line: 138]: Loop Invariant Derived loop invariant: (((((\old(p_dw_st) == p_dw_st || !(c_dr_pc <= 0)) || 0 == q_read_ev) || 0 == q_write_ev) && ((((!(c_dr_pc == 1) || 0 == q_read_ev) || (((((((\old(p_dw_st) == p_dw_st && p_last_write == \old(p_last_write)) && q_buf_0 == \old(q_buf_0)) && p_num_write == \old(p_num_write)) && \old(p_dw_pc) == p_dw_pc) && \old(q_free) == q_free) && !(0 == q_read_ev)) && q_req_up == \old(q_req_up))) || !(\old(p_dw_pc) <= 0)) || 0 == q_write_ev)) && (((\old(p_dw_st) == p_dw_st || !(c_dr_pc == 1)) || 0 == q_read_ev) || 0 == q_write_ev)) && ((((!(c_dr_pc <= 0) || 0 == q_read_ev) || (((((((\old(p_dw_st) == p_dw_st && p_last_write == \old(p_last_write)) && q_buf_0 == \old(q_buf_0)) && p_num_write == \old(p_num_write)) && \old(p_dw_pc) == p_dw_pc) && \old(q_free) == q_free) && !(0 == q_read_ev)) && q_req_up == \old(q_req_up))) || !(\old(p_dw_pc) <= 0)) || 0 == q_write_ev) - InvariantResult [Line: 138]: Loop Invariant Derived loop invariant: (((((1 == \old(p_dw_pc) || !(c_dr_pc <= 0)) || 0 == q_read_ev) || 0 == q_write_ev) && (((1 == \old(p_dw_pc) || !(c_dr_pc == 1)) || 0 == q_read_ev) || 0 == q_write_ev)) && (((!(c_dr_pc <= 0) || ((((((\old(p_dw_st) == p_dw_st && p_last_write == \old(p_last_write)) && q_buf_0 == \old(q_buf_0)) && p_num_write == \old(p_num_write)) && 1 == p_dw_pc) && \old(q_free) == q_free) && q_req_up == \old(q_req_up))) || 0 == q_read_ev) || 0 == q_write_ev)) && (((((((((\old(p_dw_st) == p_dw_st && p_last_write == \old(p_last_write)) && q_buf_0 == \old(q_buf_0)) && p_num_write == \old(p_num_write)) && 1 == p_dw_pc) && \old(q_free) == q_free) && q_req_up == \old(q_req_up)) || !(c_dr_pc == 1)) || 0 == q_read_ev) || 0 == q_write_ev) - InvariantResult [Line: 478]: Loop Invariant Derived loop invariant: ((((((!(0 == q_write_ev) && c_dr_pc <= 0) && !(0 == q_read_ev)) || !(\old(c_dr_pc) <= 0)) || ((!(0 == q_write_ev) && c_dr_pc == 1) && !(0 == q_read_ev))) || !(2 <= \old(q_write_ev))) || !(\old(p_dw_pc) <= 0)) || !(2 <= \old(q_read_ev)) - 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: (((((!(c_dr_pc <= 0) || 0 == q_read_ev) || !(\old(p_dw_pc) <= 0)) || 0 == q_write_ev) && (((!(c_dr_pc == 1) || ((((((\old(p_dw_st) == p_dw_st && p_last_write == \old(p_last_write)) && q_buf_0 == \old(q_buf_0)) && p_num_write == \old(p_num_write)) && \old(p_dw_pc) == p_dw_pc) && \old(q_free) == q_free) && q_req_up == \old(q_req_up))) || 0 == q_read_ev) || 0 == q_write_ev)) && (((!(c_dr_pc <= 0) || ((((((\old(p_dw_st) == p_dw_st && p_last_write == \old(p_last_write)) && q_buf_0 == \old(q_buf_0)) && p_num_write == \old(p_num_write)) && \old(p_dw_pc) == p_dw_pc) && \old(q_free) == q_free) && q_req_up == \old(q_req_up))) || 0 == q_read_ev) || 0 == q_write_ev)) && (((!(c_dr_pc == 1) || 0 == q_read_ev) || !(\old(p_dw_pc) <= 0)) || 0 == q_write_ev) - InvariantResult [Line: 400]: Loop Invariant Derived loop invariant: ((((!(\old(c_dr_pc) <= 0) || c_dr_pc <= 0) || (c_dr_pc == 1 && !(0 == q_read_ev))) || 0 == q_read_ev) || 0 == q_write_ev) && ((((c_dr_pc == 1 && !(0 == q_read_ev)) || 0 == q_read_ev) || !(1 == \old(c_dr_pc))) || 0 == q_write_ev) - InvariantResult [Line: 84]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 185]: Loop Invariant Derived loop invariant: ((((((c_num_read == \old(c_num_read) && c_dr_pc == \old(c_dr_pc)) && \old(q_free) == q_free) && q_req_up == \old(q_req_up)) || 0 == q_read_ev) || !(1 == \old(c_dr_pc))) || 0 == q_write_ev) && ((((c_dr_pc == 1 && q_req_up == \old(q_req_up)) || !(\old(c_dr_pc) <= 0)) || 0 == q_read_ev) || 0 == q_write_ev) - StatisticsResult: Ultimate Automizer benchmark data CFG has 22 procedures, 158 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 19.1s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 16.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 24.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 997 SDtfs, 3388 SDslu, 927 SDs, 0 SdLazy, 9742 SolverSat, 2244 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 11.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 259 GetRequests, 122 SyntacticMatches, 0 SemanticMatches, 137 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 926 ImplicationChecksByTransitivity, 3.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1702occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.6s AutomataMinimizationTime, 5 MinimizatonAttempts, 1546 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 63 LocationsWithAnnotation, 3384 PreInvPairs, 5840 NumberOfFragments, 2614 HoareAnnotationTreeSize, 3384 FomulaSimplifications, 5656030 FormulaSimplificationTreeSizeReduction, 11.0s HoareSimplificationTime, 63 FomulaSimplificationsInter, 167734 FormulaSimplificationTreeSizeReductionInter, 12.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 1.4s InterpolantComputationTime, 392 NumberOfCodeBlocks, 392 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 387 ConstructedInterpolants, 0 QuantifiedInterpolants, 93036 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 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...