/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.assert.codeblocks.term.scoring.heuristic BIGGEST_EQUIVALENCE_CLASS --traceabstraction.assert.codeblocks.term.scoring.heuristic.partitioning.strategy FIXED_NUM_PARTITIONS --traceabstraction.assert.codeblocks.term.scoring.heuristic.number.of.partitions 4 --traceabstraction.trace.refinement.strategy CAMEL_SMT_AM -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 0.1.25-79ed534 [2020-07-20 06:22:16,975 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-20 06:22:16,977 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-20 06:22:16,997 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-20 06:22:16,998 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-20 06:22:17,000 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-20 06:22:17,002 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-20 06:22:17,013 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-20 06:22:17,017 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-20 06:22:17,021 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-20 06:22:17,022 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-20 06:22:17,024 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-20 06:22:17,024 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-20 06:22:17,029 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-20 06:22:17,031 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-20 06:22:17,033 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-20 06:22:17,034 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-20 06:22:17,035 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-20 06:22:17,037 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-20 06:22:17,042 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-20 06:22:17,047 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-20 06:22:17,051 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-20 06:22:17,053 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-20 06:22:17,053 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-20 06:22:17,056 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-20 06:22:17,056 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-20 06:22:17,056 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-20 06:22:17,059 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-20 06:22:17,060 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-20 06:22:17,062 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-20 06:22:17,063 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-20 06:22:17,064 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-20 06:22:17,065 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-20 06:22:17,065 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-20 06:22:17,067 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-20 06:22:17,067 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-20 06:22:17,068 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-20 06:22:17,068 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-20 06:22:17,068 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-20 06:22:17,070 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-20 06:22:17,071 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-20 06:22:17,072 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 [2020-07-20 06:22:17,102 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-20 06:22:17,102 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-20 06:22:17,104 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-20 06:22:17,105 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-20 06:22:17,105 INFO L138 SettingsManager]: * Use SBE=true [2020-07-20 06:22:17,106 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-20 06:22:17,106 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-20 06:22:17,106 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-20 06:22:17,106 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-20 06:22:17,106 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-20 06:22:17,108 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-20 06:22:17,108 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-20 06:22:17,108 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-20 06:22:17,109 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-20 06:22:17,109 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-20 06:22:17,109 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-20 06:22:17,109 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-20 06:22:17,109 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-20 06:22:17,110 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-20 06:22:17,110 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-20 06:22:17,110 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-20 06:22:17,110 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-20 06:22:17,110 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-20 06:22:17,113 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-20 06:22:17,113 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-20 06:22:17,113 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-20 06:22:17,113 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 06:22:17,113 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-20 06:22:17,114 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-20 06:22:17,114 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks Term Scoring Heuristic -> BIGGEST_EQUIVALENCE_CLASS Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks Term Scoring Heuristic Partitioning Strategy -> FIXED_NUM_PARTITIONS Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks Term Scoring Heuristic number of partitions -> 4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> CAMEL_SMT_AM [2020-07-20 06:22:17,399 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-20 06:22:17,419 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-20 06:22:17,423 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-20 06:22:17,425 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-20 06:22:17,427 INFO L275 PluginConnector]: CDTParser initialized [2020-07-20 06:22:17,428 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/systemc/pc_sfifo_3.cil.c [2020-07-20 06:22:17,494 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/42b298fac/4d7866d245744471a6fd4f52deba1ea0/FLAG8b7500701 [2020-07-20 06:22:17,967 INFO L306 CDTParser]: Found 1 translation units. [2020-07-20 06:22:17,967 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/systemc/pc_sfifo_3.cil.c [2020-07-20 06:22:17,978 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/42b298fac/4d7866d245744471a6fd4f52deba1ea0/FLAG8b7500701 [2020-07-20 06:22:18,349 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/42b298fac/4d7866d245744471a6fd4f52deba1ea0 [2020-07-20 06:22:18,358 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-20 06:22:18,360 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-20 06:22:18,361 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-20 06:22:18,361 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-20 06:22:18,365 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-20 06:22:18,366 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 06:22:18" (1/1) ... [2020-07-20 06:22:18,369 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7430c03f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 06:22:18, skipping insertion in model container [2020-07-20 06:22:18,370 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 06:22:18" (1/1) ... [2020-07-20 06:22:18,378 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-20 06:22:18,437 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-20 06:22:18,655 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-20 06:22:18,662 INFO L203 MainTranslator]: Completed pre-run [2020-07-20 06:22:18,712 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-20 06:22:18,829 INFO L208 MainTranslator]: Completed translation [2020-07-20 06:22:18,829 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 06:22:18 WrapperNode [2020-07-20 06:22:18,829 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-20 06:22:18,830 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-20 06:22:18,830 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-20 06:22:18,830 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-20 06:22:18,844 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 06:22:18" (1/1) ... [2020-07-20 06:22:18,845 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 06:22:18" (1/1) ... [2020-07-20 06:22:18,855 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 06:22:18" (1/1) ... [2020-07-20 06:22:18,855 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 06:22:18" (1/1) ... [2020-07-20 06:22:18,866 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 06:22:18" (1/1) ... [2020-07-20 06:22:18,880 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 06:22:18" (1/1) ... [2020-07-20 06:22:18,882 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 06:22:18" (1/1) ... [2020-07-20 06:22:18,886 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-20 06:22:18,887 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-20 06:22:18,887 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-20 06:22:18,887 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-20 06:22:18,888 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 06:22:18" (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 [2020-07-20 06:22:18,954 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-20 06:22:18,954 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-20 06:22:18,954 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2020-07-20 06:22:18,954 INFO L138 BoogieDeclarations]: Found implementation of procedure update_fifo_q [2020-07-20 06:22:18,955 INFO L138 BoogieDeclarations]: Found implementation of procedure is_do_write_p_triggered [2020-07-20 06:22:18,955 INFO L138 BoogieDeclarations]: Found implementation of procedure is_do_read_c_triggered [2020-07-20 06:22:18,955 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify_threads [2020-07-20 06:22:18,955 INFO L138 BoogieDeclarations]: Found implementation of procedure do_write_p [2020-07-20 06:22:18,955 INFO L138 BoogieDeclarations]: Found implementation of procedure do_read_c [2020-07-20 06:22:18,955 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2020-07-20 06:22:18,956 INFO L138 BoogieDeclarations]: Found implementation of procedure init_threads [2020-07-20 06:22:18,956 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2020-07-20 06:22:18,956 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2020-07-20 06:22:18,956 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2020-07-20 06:22:18,956 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_time_events [2020-07-20 06:22:18,956 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_time_events [2020-07-20 06:22:18,957 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2020-07-20 06:22:18,957 INFO L138 BoogieDeclarations]: Found implementation of procedure eval [2020-07-20 06:22:18,957 INFO L138 BoogieDeclarations]: Found implementation of procedure stop_simulation [2020-07-20 06:22:18,957 INFO L138 BoogieDeclarations]: Found implementation of procedure start_simulation [2020-07-20 06:22:18,957 INFO L138 BoogieDeclarations]: Found implementation of procedure init_model [2020-07-20 06:22:18,957 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-20 06:22:18,958 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-20 06:22:18,958 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-20 06:22:18,958 INFO L130 BoogieDeclarations]: Found specification of procedure error [2020-07-20 06:22:18,958 INFO L130 BoogieDeclarations]: Found specification of procedure update_fifo_q [2020-07-20 06:22:18,958 INFO L130 BoogieDeclarations]: Found specification of procedure is_do_write_p_triggered [2020-07-20 06:22:18,958 INFO L130 BoogieDeclarations]: Found specification of procedure is_do_read_c_triggered [2020-07-20 06:22:18,959 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify_threads [2020-07-20 06:22:18,959 INFO L130 BoogieDeclarations]: Found specification of procedure do_write_p [2020-07-20 06:22:18,959 INFO L130 BoogieDeclarations]: Found specification of procedure do_read_c [2020-07-20 06:22:18,959 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2020-07-20 06:22:18,959 INFO L130 BoogieDeclarations]: Found specification of procedure init_threads [2020-07-20 06:22:18,959 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2020-07-20 06:22:18,960 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2020-07-20 06:22:18,960 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2020-07-20 06:22:18,960 INFO L130 BoogieDeclarations]: Found specification of procedure fire_time_events [2020-07-20 06:22:18,960 INFO L130 BoogieDeclarations]: Found specification of procedure reset_time_events [2020-07-20 06:22:18,960 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2020-07-20 06:22:18,960 INFO L130 BoogieDeclarations]: Found specification of procedure eval [2020-07-20 06:22:18,960 INFO L130 BoogieDeclarations]: Found specification of procedure stop_simulation [2020-07-20 06:22:18,961 INFO L130 BoogieDeclarations]: Found specification of procedure start_simulation [2020-07-20 06:22:18,961 INFO L130 BoogieDeclarations]: Found specification of procedure init_model [2020-07-20 06:22:18,961 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-20 06:22:18,961 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-20 06:22:18,961 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-20 06:22:19,489 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; [2020-07-20 06:22:19,490 INFO L728 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##11: assume !(1 == ~q_free~0); [2020-07-20 06:22:19,510 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-20 06:22:19,510 INFO L295 CfgBuilder]: Removed 4 assume(true) statements. [2020-07-20 06:22:19,516 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.07 06:22:19 BoogieIcfgContainer [2020-07-20 06:22:19,516 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-20 06:22:19,518 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-20 06:22:19,518 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-20 06:22:19,522 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-20 06:22:19,522 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.07 06:22:18" (1/3) ... [2020-07-20 06:22:19,523 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4e9f79b0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.07 06:22:19, skipping insertion in model container [2020-07-20 06:22:19,523 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 06:22:18" (2/3) ... [2020-07-20 06:22:19,524 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4e9f79b0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.07 06:22:19, skipping insertion in model container [2020-07-20 06:22:19,524 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.07 06:22:19" (3/3) ... [2020-07-20 06:22:19,526 INFO L109 eAbstractionObserver]: Analyzing ICFG pc_sfifo_3.cil.c [2020-07-20 06:22:19,537 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-07-20 06:22:19,546 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-20 06:22:19,562 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-20 06:22:19,589 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-20 06:22:19,590 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-20 06:22:19,590 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-07-20 06:22:19,590 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-20 06:22:19,590 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-20 06:22:19,591 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-20 06:22:19,591 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-20 06:22:19,591 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-20 06:22:19,617 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states. [2020-07-20 06:22:19,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2020-07-20 06:22:19,629 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 06:22:19,630 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] [2020-07-20 06:22:19,631 INFO L427 AbstractCegarLoop]: === Iteration 1 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 06:22:19,636 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 06:22:19,636 INFO L82 PathProgramCache]: Analyzing trace with hash 1427944937, now seen corresponding path program 1 times [2020-07-20 06:22:19,644 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL_SMT_AM [2020-07-20 06:22:19,645 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2050302442] [2020-07-20 06:22:19,645 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@4c3b2ecc [2020-07-20 06:22:19,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 06:22:20,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 06:22:20,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 06:22:20,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 06:22:20,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 06:22:20,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 06:22:20,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 06:22:20,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 06:22:20,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 06:22:20,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 06:22:20,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 06:22:20,323 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-20 06:22:20,325 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2050302442] [2020-07-20 06:22:20,326 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 06:22:20,327 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-07-20 06:22:20,328 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1263209797] [2020-07-20 06:22:20,335 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-07-20 06:22:20,336 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_SMT_AM [2020-07-20 06:22:20,352 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-07-20 06:22:20,354 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=80, Unknown=0, NotChecked=0, Total=110 [2020-07-20 06:22:20,357 INFO L87 Difference]: Start difference. First operand 156 states. Second operand 11 states. [2020-07-20 06:22:24,455 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 06:22:24,455 INFO L93 Difference]: Finished difference Result 633 states and 1057 transitions. [2020-07-20 06:22:24,456 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2020-07-20 06:22:24,457 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 78 [2020-07-20 06:22:24,458 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 06:22:24,482 INFO L225 Difference]: With dead ends: 633 [2020-07-20 06:22:24,482 INFO L226 Difference]: Without dead ends: 479 [2020-07-20 06:22:24,490 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 [2020-07-20 06:22:24,510 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 479 states. [2020-07-20 06:22:24,619 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 479 to 277. [2020-07-20 06:22:24,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 277 states. [2020-07-20 06:22:24,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 277 states and 372 transitions. [2020-07-20 06:22:24,626 INFO L78 Accepts]: Start accepts. Automaton has 277 states and 372 transitions. Word has length 78 [2020-07-20 06:22:24,627 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 06:22:24,627 INFO L479 AbstractCegarLoop]: Abstraction has 277 states and 372 transitions. [2020-07-20 06:22:24,627 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-07-20 06:22:24,627 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 372 transitions. [2020-07-20 06:22:24,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2020-07-20 06:22:24,633 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 06:22:24,633 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] [2020-07-20 06:22:24,633 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-07-20 06:22:24,634 INFO L427 AbstractCegarLoop]: === Iteration 2 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 06:22:24,634 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 06:22:24,634 INFO L82 PathProgramCache]: Analyzing trace with hash -1440144215, now seen corresponding path program 1 times [2020-07-20 06:22:24,635 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL_SMT_AM [2020-07-20 06:22:24,635 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1620778531] [2020-07-20 06:22:24,635 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@4c3b2ecc [2020-07-20 06:22:24,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 06:22:24,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 06:22:24,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 06:22:24,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 06:22:24,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 06:22:24,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 06:22:24,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 06:22:24,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 06:22:24,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 06:22:24,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 06:22:24,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 06:22:24,986 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-20 06:22:24,986 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1620778531] [2020-07-20 06:22:24,995 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 06:22:24,995 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-07-20 06:22:24,995 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [662462833] [2020-07-20 06:22:24,998 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-07-20 06:22:24,999 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_SMT_AM [2020-07-20 06:22:24,999 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-07-20 06:22:24,999 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=80, Unknown=0, NotChecked=0, Total=110 [2020-07-20 06:22:25,000 INFO L87 Difference]: Start difference. First operand 277 states and 372 transitions. Second operand 11 states. [2020-07-20 06:22:28,660 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 06:22:28,661 INFO L93 Difference]: Finished difference Result 1112 states and 1691 transitions. [2020-07-20 06:22:28,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2020-07-20 06:22:28,661 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 78 [2020-07-20 06:22:28,662 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 06:22:28,685 INFO L225 Difference]: With dead ends: 1112 [2020-07-20 06:22:28,686 INFO L226 Difference]: Without dead ends: 860 [2020-07-20 06:22:28,697 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 [2020-07-20 06:22:28,699 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 860 states. [2020-07-20 06:22:28,828 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 860 to 578. [2020-07-20 06:22:28,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 578 states. [2020-07-20 06:22:28,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 578 states to 578 states and 785 transitions. [2020-07-20 06:22:28,835 INFO L78 Accepts]: Start accepts. Automaton has 578 states and 785 transitions. Word has length 78 [2020-07-20 06:22:28,835 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 06:22:28,835 INFO L479 AbstractCegarLoop]: Abstraction has 578 states and 785 transitions. [2020-07-20 06:22:28,835 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-07-20 06:22:28,836 INFO L276 IsEmpty]: Start isEmpty. Operand 578 states and 785 transitions. [2020-07-20 06:22:28,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2020-07-20 06:22:28,840 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 06:22:28,841 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] [2020-07-20 06:22:28,841 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-07-20 06:22:28,841 INFO L427 AbstractCegarLoop]: === Iteration 3 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 06:22:28,841 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 06:22:28,841 INFO L82 PathProgramCache]: Analyzing trace with hash -562831895, now seen corresponding path program 1 times [2020-07-20 06:22:28,842 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL_SMT_AM [2020-07-20 06:22:28,842 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1135766366] [2020-07-20 06:22:28,843 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@4c3b2ecc [2020-07-20 06:22:28,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 06:22:28,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 06:22:29,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 06:22:29,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 06:22:29,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 06:22:29,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 06:22:29,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 06:22:29,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 06:22:29,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 06:22:29,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 06:22:29,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 06:22:29,130 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-20 06:22:29,131 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1135766366] [2020-07-20 06:22:29,131 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 06:22:29,131 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-07-20 06:22:29,132 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1331990859] [2020-07-20 06:22:29,132 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-07-20 06:22:29,132 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_SMT_AM [2020-07-20 06:22:29,133 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-07-20 06:22:29,133 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=66, Unknown=0, NotChecked=0, Total=90 [2020-07-20 06:22:29,133 INFO L87 Difference]: Start difference. First operand 578 states and 785 transitions. Second operand 10 states. [2020-07-20 06:22:34,293 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 06:22:34,293 INFO L93 Difference]: Finished difference Result 2757 states and 4085 transitions. [2020-07-20 06:22:34,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2020-07-20 06:22:34,294 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 78 [2020-07-20 06:22:34,294 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 06:22:34,312 INFO L225 Difference]: With dead ends: 2757 [2020-07-20 06:22:34,313 INFO L226 Difference]: Without dead ends: 2220 [2020-07-20 06:22:34,317 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 304 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=259, Invalid=931, Unknown=0, NotChecked=0, Total=1190 [2020-07-20 06:22:34,320 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2220 states. [2020-07-20 06:22:34,558 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2220 to 1672. [2020-07-20 06:22:34,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1672 states. [2020-07-20 06:22:34,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1672 states to 1672 states and 2235 transitions. [2020-07-20 06:22:34,571 INFO L78 Accepts]: Start accepts. Automaton has 1672 states and 2235 transitions. Word has length 78 [2020-07-20 06:22:34,574 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 06:22:34,574 INFO L479 AbstractCegarLoop]: Abstraction has 1672 states and 2235 transitions. [2020-07-20 06:22:34,574 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-07-20 06:22:34,574 INFO L276 IsEmpty]: Start isEmpty. Operand 1672 states and 2235 transitions. [2020-07-20 06:22:34,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2020-07-20 06:22:34,578 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 06:22:34,578 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] [2020-07-20 06:22:34,579 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-07-20 06:22:34,579 INFO L427 AbstractCegarLoop]: === Iteration 4 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 06:22:34,579 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 06:22:34,579 INFO L82 PathProgramCache]: Analyzing trace with hash 1957278451, now seen corresponding path program 1 times [2020-07-20 06:22:34,580 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL_SMT_AM [2020-07-20 06:22:34,580 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [770371325] [2020-07-20 06:22:34,580 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@4c3b2ecc [2020-07-20 06:22:34,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 06:22:34,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 06:22:34,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 06:22:34,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 06:22:34,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 06:22:34,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 06:22:34,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 06:22:34,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 06:22:34,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 06:22:34,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 06:22:34,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 06:22:34,824 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-20 06:22:34,825 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [770371325] [2020-07-20 06:22:34,825 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 06:22:34,825 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-07-20 06:22:34,825 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1376431354] [2020-07-20 06:22:34,826 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-07-20 06:22:34,826 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_SMT_AM [2020-07-20 06:22:34,827 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-07-20 06:22:34,827 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=85, Unknown=0, NotChecked=0, Total=110 [2020-07-20 06:22:34,827 INFO L87 Difference]: Start difference. First operand 1672 states and 2235 transitions. Second operand 11 states. [2020-07-20 06:22:37,353 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 06:22:37,353 INFO L93 Difference]: Finished difference Result 3847 states and 5429 transitions. [2020-07-20 06:22:37,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-07-20 06:22:37,354 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 79 [2020-07-20 06:22:37,354 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 06:22:37,374 INFO L225 Difference]: With dead ends: 3847 [2020-07-20 06:22:37,374 INFO L226 Difference]: Without dead ends: 2216 [2020-07-20 06:22:37,382 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 49 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=108, Invalid=272, Unknown=0, NotChecked=0, Total=380 [2020-07-20 06:22:37,386 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2216 states. [2020-07-20 06:22:37,585 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2216 to 1702. [2020-07-20 06:22:37,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1702 states. [2020-07-20 06:22:37,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1702 states to 1702 states and 2259 transitions. [2020-07-20 06:22:37,593 INFO L78 Accepts]: Start accepts. Automaton has 1702 states and 2259 transitions. Word has length 79 [2020-07-20 06:22:37,594 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 06:22:37,595 INFO L479 AbstractCegarLoop]: Abstraction has 1702 states and 2259 transitions. [2020-07-20 06:22:37,596 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-07-20 06:22:37,603 INFO L276 IsEmpty]: Start isEmpty. Operand 1702 states and 2259 transitions. [2020-07-20 06:22:37,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2020-07-20 06:22:37,607 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 06:22:37,607 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] [2020-07-20 06:22:37,607 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-07-20 06:22:37,608 INFO L427 AbstractCegarLoop]: === Iteration 5 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 06:22:37,609 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 06:22:37,610 INFO L82 PathProgramCache]: Analyzing trace with hash -2089542351, now seen corresponding path program 1 times [2020-07-20 06:22:37,611 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL_SMT_AM [2020-07-20 06:22:37,611 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1800823668] [2020-07-20 06:22:37,611 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@4c3b2ecc [2020-07-20 06:22:37,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 06:22:37,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 06:22:37,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 06:22:37,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 06:22:37,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 06:22:37,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 06:22:37,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 06:22:37,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 06:22:37,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 06:22:37,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 06:22:37,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 06:22:37,875 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-20 06:22:37,875 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1800823668] [2020-07-20 06:22:37,875 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 06:22:37,876 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-07-20 06:22:37,876 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1247376351] [2020-07-20 06:22:37,877 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-07-20 06:22:37,877 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_SMT_AM [2020-07-20 06:22:37,877 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-07-20 06:22:37,878 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=66, Unknown=0, NotChecked=0, Total=90 [2020-07-20 06:22:37,878 INFO L87 Difference]: Start difference. First operand 1702 states and 2259 transitions. Second operand 10 states. [2020-07-20 06:22:41,868 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 06:22:41,868 INFO L93 Difference]: Finished difference Result 5728 states and 8335 transitions. [2020-07-20 06:22:41,869 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2020-07-20 06:22:41,869 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 79 [2020-07-20 06:22:41,869 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 06:22:41,871 INFO L225 Difference]: With dead ends: 5728 [2020-07-20 06:22:41,871 INFO L226 Difference]: Without dead ends: 0 [2020-07-20 06:22:41,892 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 25 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 141 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=168, Invalid=534, Unknown=0, NotChecked=0, Total=702 [2020-07-20 06:22:41,893 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-07-20 06:22:41,893 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-07-20 06:22:41,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-07-20 06:22:41,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-07-20 06:22:41,894 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 79 [2020-07-20 06:22:41,895 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 06:22:41,895 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-20 06:22:41,895 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-07-20 06:22:41,895 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-20 06:22:41,895 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-20 06:22:41,895 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-07-20 06:22:41,898 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-07-20 06:22:42,229 WARN L193 SmtUtils]: Spent 318.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 99 [2020-07-20 06:22:42,529 WARN L193 SmtUtils]: Spent 244.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 99 [2020-07-20 06:22:44,393 WARN L193 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 99 [2020-07-20 06:22:46,112 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 99 [2020-07-20 06:22:47,777 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 99 [2020-07-20 06:22:53,939 WARN L193 SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 27 [2020-07-20 06:22:54,310 WARN L193 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 27 [2020-07-20 06:22:54,872 WARN L193 SmtUtils]: Spent 552.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 20 [2020-07-20 06:22:55,109 WARN L193 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 27 [2020-07-20 06:22:55,342 WARN L193 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 27 [2020-07-20 06:22:56,358 WARN L193 SmtUtils]: Spent 869.00 ms on a formula simplification. DAG size of input: 189 DAG size of output: 17 [2020-07-20 06:22:56,721 WARN L193 SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 27 [2020-07-20 06:22:57,144 WARN L193 SmtUtils]: Spent 264.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 21 [2020-07-20 06:22:57,586 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 17 [2020-07-20 06:22:57,937 WARN L193 SmtUtils]: Spent 304.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 25 [2020-07-20 06:22:58,291 WARN L193 SmtUtils]: Spent 264.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 21 [2020-07-20 06:22:58,748 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 36 [2020-07-20 06:22:59,073 WARN L193 SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 25 [2020-07-20 06:22:59,575 WARN L193 SmtUtils]: Spent 318.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 35 [2020-07-20 06:22:59,817 WARN L193 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 27 [2020-07-20 06:23:00,733 WARN L193 SmtUtils]: Spent 907.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 17 [2020-07-20 06:23:01,356 WARN L193 SmtUtils]: Spent 527.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 42 [2020-07-20 06:23:01,608 WARN L193 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 39 [2020-07-20 06:23:01,894 WARN L193 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 19 [2020-07-20 06:23:02,503 WARN L193 SmtUtils]: Spent 560.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 20 [2020-07-20 06:23:03,030 WARN L193 SmtUtils]: Spent 517.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 40 [2020-07-20 06:23:03,613 WARN L193 SmtUtils]: Spent 445.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 52 [2020-07-20 06:23:03,879 WARN L193 SmtUtils]: Spent 261.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 21 [2020-07-20 06:23:04,440 WARN L193 SmtUtils]: Spent 555.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 20 [2020-07-20 06:23:04,772 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 27 [2020-07-20 06:23:05,003 WARN L193 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 27 [2020-07-20 06:23:05,321 WARN L193 SmtUtils]: Spent 311.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 30 [2020-07-20 06:23:05,628 WARN L193 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 27 [2020-07-20 06:23:05,985 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 37 [2020-07-20 06:23:06,271 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 24 [2020-07-20 06:23:06,596 WARN L193 SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 25 [2020-07-20 06:23:06,998 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 33 [2020-07-20 06:23:07,241 WARN L193 SmtUtils]: Spent 241.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 27 [2020-07-20 06:23:07,484 WARN L193 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 27 [2020-07-20 06:23:07,741 WARN L193 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 28 [2020-07-20 06:23:07,746 INFO L268 CegarLoopResult]: For program point L385(lines 385 389) no Hoare annotation was computed. [2020-07-20 06:23:07,746 INFO L268 CegarLoopResult]: For program point L383(line 383) no Hoare annotation was computed. [2020-07-20 06:23:07,746 INFO L268 CegarLoopResult]: For program point L385-2(lines 369 393) no Hoare annotation was computed. [2020-07-20 06:23:07,746 INFO L268 CegarLoopResult]: For program point L377(lines 377 381) no Hoare annotation was computed. [2020-07-20 06:23:07,747 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))) [2020-07-20 06:23:07,747 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))) [2020-07-20 06:23:07,748 INFO L268 CegarLoopResult]: For program point L375-1(line 375) no Hoare annotation was computed. [2020-07-20 06:23:07,748 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))) [2020-07-20 06:23:07,748 INFO L268 CegarLoopResult]: For program point activate_threadsEXIT(lines 369 393) no Hoare annotation was computed. [2020-07-20 06:23:07,748 INFO L268 CegarLoopResult]: For program point exists_runnable_threadEXIT(lines 277 296) no Hoare annotation was computed. [2020-07-20 06:23:07,749 INFO L268 CegarLoopResult]: For program point L285(lines 285 290) no Hoare annotation was computed. [2020-07-20 06:23:07,749 INFO L268 CegarLoopResult]: For program point L281(lines 281 291) no Hoare annotation was computed. [2020-07-20 06:23:07,749 INFO L271 CegarLoopResult]: At program point exists_runnable_threadENTRY(lines 277 296) the Hoare annotation is: true [2020-07-20 06:23:07,749 INFO L271 CegarLoopResult]: At program point L293(lines 280 295) the Hoare annotation is: true [2020-07-20 06:23:07,749 INFO L268 CegarLoopResult]: For program point exists_runnable_threadFINAL(lines 277 296) no Hoare annotation was computed. [2020-07-20 06:23:07,750 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))) [2020-07-20 06:23:07,750 INFO L268 CegarLoopResult]: For program point L31-1(lines 31 35) no Hoare annotation was computed. [2020-07-20 06:23:07,750 INFO L268 CegarLoopResult]: For program point update_fifo_qEXIT(lines 22 41) no Hoare annotation was computed. [2020-07-20 06:23:07,750 INFO L268 CegarLoopResult]: For program point L26-1(lines 25 40) no Hoare annotation was computed. [2020-07-20 06:23:07,750 INFO L268 CegarLoopResult]: For program point update_fifo_qFINAL(lines 22 41) no Hoare annotation was computed. [2020-07-20 06:23:07,750 INFO L268 CegarLoopResult]: For program point reset_delta_eventsEXIT(lines 315 332) no Hoare annotation was computed. [2020-07-20 06:23:07,750 INFO L268 CegarLoopResult]: For program point L319-1(lines 318 331) no Hoare annotation was computed. [2020-07-20 06:23:07,750 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))) [2020-07-20 06:23:07,750 INFO L268 CegarLoopResult]: For program point L324-1(lines 315 332) no Hoare annotation was computed. [2020-07-20 06:23:07,750 INFO L268 CegarLoopResult]: For program point L268-1(lines 259 276) no Hoare annotation was computed. [2020-07-20 06:23:07,751 INFO L268 CegarLoopResult]: For program point init_threadsEXIT(lines 259 276) no Hoare annotation was computed. [2020-07-20 06:23:07,751 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)|))) [2020-07-20 06:23:07,751 INFO L268 CegarLoopResult]: For program point L263-1(lines 262 275) no Hoare annotation was computed. [2020-07-20 06:23:07,751 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))) [2020-07-20 06:23:07,751 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 544 555) no Hoare annotation was computed. [2020-07-20 06:23:07,751 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 544 555) no Hoare annotation was computed. [2020-07-20 06:23:07,751 INFO L268 CegarLoopResult]: For program point L550(line 550) no Hoare annotation was computed. [2020-07-20 06:23:07,751 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))) [2020-07-20 06:23:07,752 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))) [2020-07-20 06:23:07,752 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))) [2020-07-20 06:23:07,752 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))) [2020-07-20 06:23:07,752 INFO L268 CegarLoopResult]: For program point L155(line 155) no Hoare annotation was computed. [2020-07-20 06:23:07,752 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)))) [2020-07-20 06:23:07,753 INFO L268 CegarLoopResult]: For program point L145(lines 145 149) no Hoare annotation was computed. [2020-07-20 06:23:07,753 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))) [2020-07-20 06:23:07,753 INFO L268 CegarLoopResult]: For program point do_write_pEXIT(lines 135 183) no Hoare annotation was computed. [2020-07-20 06:23:07,753 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)))) [2020-07-20 06:23:07,753 INFO L268 CegarLoopResult]: For program point L142(lines 142 150) no Hoare annotation was computed. [2020-07-20 06:23:07,753 INFO L268 CegarLoopResult]: For program point errorEXIT(lines 5 12) no Hoare annotation was computed. [2020-07-20 06:23:07,754 INFO L268 CegarLoopResult]: For program point errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 9) no Hoare annotation was computed. [2020-07-20 06:23:07,754 INFO L271 CegarLoopResult]: At program point errorENTRY(lines 5 12) the Hoare annotation is: true [2020-07-20 06:23:07,754 INFO L268 CegarLoopResult]: For program point errorFINAL(lines 5 12) no Hoare annotation was computed. [2020-07-20 06:23:07,754 INFO L268 CegarLoopResult]: For program point L126(lines 126 130) no Hoare annotation was computed. [2020-07-20 06:23:07,754 INFO L268 CegarLoopResult]: For program point L124(line 124) no Hoare annotation was computed. [2020-07-20 06:23:07,754 INFO L268 CegarLoopResult]: For program point L126-2(lines 110 134) no Hoare annotation was computed. [2020-07-20 06:23:07,754 INFO L268 CegarLoopResult]: For program point immediate_notify_threadsENTRY(lines 110 134) no Hoare annotation was computed. [2020-07-20 06:23:07,755 INFO L268 CegarLoopResult]: For program point L118(lines 118 122) no Hoare annotation was computed. [2020-07-20 06:23:07,755 INFO L268 CegarLoopResult]: For program point L116(line 116) no Hoare annotation was computed. [2020-07-20 06:23:07,755 INFO L268 CegarLoopResult]: For program point L118-2(lines 118 122) no Hoare annotation was computed. [2020-07-20 06:23:07,755 INFO L268 CegarLoopResult]: For program point L116-1(line 116) no Hoare annotation was computed. [2020-07-20 06:23:07,755 INFO L268 CegarLoopResult]: For program point immediate_notify_threadsEXIT(lines 110 134) no Hoare annotation was computed. [2020-07-20 06:23:07,755 INFO L268 CegarLoopResult]: For program point fire_time_eventsEXIT(lines 335 350) no Hoare annotation was computed. [2020-07-20 06:23:07,755 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))) [2020-07-20 06:23:07,756 INFO L268 CegarLoopResult]: For program point L339-1(lines 335 350) no Hoare annotation was computed. [2020-07-20 06:23:07,756 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-07-20 06:23:07,756 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)|)) [2020-07-20 06:23:07,756 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-07-20 06:23:07,756 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))) [2020-07-20 06:23:07,757 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))) [2020-07-20 06:23:07,757 INFO L268 CegarLoopResult]: For program point L405(lines 405 409) no Hoare annotation was computed. [2020-07-20 06:23:07,757 INFO L268 CegarLoopResult]: For program point L405-1(lines 400 440) no Hoare annotation was computed. [2020-07-20 06:23:07,757 INFO L268 CegarLoopResult]: For program point L403(line 403) no Hoare annotation was computed. [2020-07-20 06:23:07,757 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)))) [2020-07-20 06:23:07,757 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))) [2020-07-20 06:23:07,757 INFO L268 CegarLoopResult]: For program point L414(lines 414 421) no Hoare annotation was computed. [2020-07-20 06:23:07,757 INFO L268 CegarLoopResult]: For program point evalEXIT(lines 394 446) no Hoare annotation was computed. [2020-07-20 06:23:07,758 INFO L268 CegarLoopResult]: For program point L410(lines 400 440) no Hoare annotation was computed. [2020-07-20 06:23:07,758 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)))) [2020-07-20 06:23:07,758 INFO L268 CegarLoopResult]: For program point L429(lines 429 436) no Hoare annotation was computed. [2020-07-20 06:23:07,758 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)))) [2020-07-20 06:23:07,758 INFO L271 CegarLoopResult]: At program point L462(lines 451 464) the Hoare annotation is: true [2020-07-20 06:23:07,758 INFO L268 CegarLoopResult]: For program point L455(lines 455 460) no Hoare annotation was computed. [2020-07-20 06:23:07,758 INFO L268 CegarLoopResult]: For program point stop_simulationEXIT(lines 447 465) no Hoare annotation was computed. [2020-07-20 06:23:07,758 INFO L271 CegarLoopResult]: At program point L453(line 453) the Hoare annotation is: true [2020-07-20 06:23:07,759 INFO L268 CegarLoopResult]: For program point L453-1(line 453) no Hoare annotation was computed. [2020-07-20 06:23:07,759 INFO L271 CegarLoopResult]: At program point stop_simulationENTRY(lines 447 465) the Hoare annotation is: true [2020-07-20 06:23:07,759 INFO L268 CegarLoopResult]: For program point stop_simulationFINAL(lines 447 465) no Hoare annotation was computed. [2020-07-20 06:23:07,759 INFO L268 CegarLoopResult]: For program point L96(lines 96 101) no Hoare annotation was computed. [2020-07-20 06:23:07,759 INFO L268 CegarLoopResult]: For program point L95-1(lines 95 104) no Hoare annotation was computed. [2020-07-20 06:23:07,759 INFO L271 CegarLoopResult]: At program point is_do_read_c_triggeredENTRY(lines 81 109) the Hoare annotation is: true [2020-07-20 06:23:07,759 INFO L268 CegarLoopResult]: For program point L86(lines 86 91) no Hoare annotation was computed. [2020-07-20 06:23:07,759 INFO L268 CegarLoopResult]: For program point L85(lines 85 94) no Hoare annotation was computed. [2020-07-20 06:23:07,760 INFO L268 CegarLoopResult]: For program point L85-2(lines 84 108) no Hoare annotation was computed. [2020-07-20 06:23:07,760 INFO L268 CegarLoopResult]: For program point is_do_read_c_triggeredFINAL(lines 81 109) no Hoare annotation was computed. [2020-07-20 06:23:07,760 INFO L271 CegarLoopResult]: At program point L106(lines 84 108) the Hoare annotation is: true [2020-07-20 06:23:07,760 INFO L268 CegarLoopResult]: For program point is_do_read_c_triggeredEXIT(lines 81 109) no Hoare annotation was computed. [2020-07-20 06:23:07,760 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))) [2020-07-20 06:23:07,760 INFO L268 CegarLoopResult]: For program point update_channelsEXIT(lines 244 258) no Hoare annotation was computed. [2020-07-20 06:23:07,760 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))) [2020-07-20 06:23:07,760 INFO L268 CegarLoopResult]: For program point L248(lines 244 258) no Hoare annotation was computed. [2020-07-20 06:23:07,760 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))) [2020-07-20 06:23:07,760 INFO L268 CegarLoopResult]: For program point L306-1(lines 297 314) no Hoare annotation was computed. [2020-07-20 06:23:07,760 INFO L268 CegarLoopResult]: For program point L301-1(lines 300 313) no Hoare annotation was computed. [2020-07-20 06:23:07,761 INFO L268 CegarLoopResult]: For program point fire_delta_eventsEXIT(lines 297 314) no Hoare annotation was computed. [2020-07-20 06:23:07,761 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)|)))) [2020-07-20 06:23:07,761 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)))) [2020-07-20 06:23:07,761 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)|))) [2020-07-20 06:23:07,761 INFO L268 CegarLoopResult]: For program point start_simulationEXIT(lines 466 524) no Hoare annotation was computed. [2020-07-20 06:23:07,761 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)|)))) [2020-07-20 06:23:07,761 INFO L268 CegarLoopResult]: For program point L500(lines 500 509) no Hoare annotation was computed. [2020-07-20 06:23:07,762 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)|)))) [2020-07-20 06:23:07,762 INFO L268 CegarLoopResult]: For program point L498(line 498) no Hoare annotation was computed. [2020-07-20 06:23:07,762 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)|)))) [2020-07-20 06:23:07,762 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))) [2020-07-20 06:23:07,762 INFO L268 CegarLoopResult]: For program point L482(line 482) no Hoare annotation was computed. [2020-07-20 06:23:07,762 INFO L268 CegarLoopResult]: For program point L513(lines 513 517) no Hoare annotation was computed. [2020-07-20 06:23:07,762 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)|))) [2020-07-20 06:23:07,763 INFO L268 CegarLoopResult]: For program point L511(line 511) no Hoare annotation was computed. [2020-07-20 06:23:07,763 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)))) [2020-07-20 06:23:07,763 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)|))) [2020-07-20 06:23:07,763 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))) [2020-07-20 06:23:07,763 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)|)))) [2020-07-20 06:23:07,763 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)|)))) [2020-07-20 06:23:07,764 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)|)))) [2020-07-20 06:23:07,764 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)|))) [2020-07-20 06:23:07,764 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)|)))) [2020-07-20 06:23:07,764 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)|)))) [2020-07-20 06:23:07,764 INFO L268 CegarLoopResult]: For program point L489-1(line 489) no Hoare annotation was computed. [2020-07-20 06:23:07,765 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)|)))) [2020-07-20 06:23:07,765 INFO L268 CegarLoopResult]: For program point L485-1(line 485) no Hoare annotation was computed. [2020-07-20 06:23:07,765 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-07-20 06:23:07,765 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)) [2020-07-20 06:23:07,765 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-07-20 06:23:07,765 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-07-20 06:23:07,765 INFO L268 CegarLoopResult]: For program point L66-1(lines 66 75) no Hoare annotation was computed. [2020-07-20 06:23:07,765 INFO L268 CegarLoopResult]: For program point L57(lines 57 62) no Hoare annotation was computed. [2020-07-20 06:23:07,765 INFO L268 CegarLoopResult]: For program point L56(lines 56 65) no Hoare annotation was computed. [2020-07-20 06:23:07,766 INFO L268 CegarLoopResult]: For program point L56-2(lines 55 79) no Hoare annotation was computed. [2020-07-20 06:23:07,766 INFO L268 CegarLoopResult]: For program point is_do_write_p_triggeredFINAL(lines 52 80) no Hoare annotation was computed. [2020-07-20 06:23:07,766 INFO L268 CegarLoopResult]: For program point is_do_write_p_triggeredEXIT(lines 52 80) no Hoare annotation was computed. [2020-07-20 06:23:07,766 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))) [2020-07-20 06:23:07,766 INFO L271 CegarLoopResult]: At program point is_do_write_p_triggeredENTRY(lines 52 80) the Hoare annotation is: true [2020-07-20 06:23:07,766 INFO L268 CegarLoopResult]: For program point L67(lines 67 72) no Hoare annotation was computed. [2020-07-20 06:23:07,766 INFO L268 CegarLoopResult]: For program point reset_time_eventsEXIT(lines 351 368) no Hoare annotation was computed. [2020-07-20 06:23:07,767 INFO L268 CegarLoopResult]: For program point L360-1(lines 351 368) no Hoare annotation was computed. [2020-07-20 06:23:07,767 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))) [2020-07-20 06:23:07,767 INFO L268 CegarLoopResult]: For program point L355-1(lines 354 367) no Hoare annotation was computed. [2020-07-20 06:23:07,767 INFO L268 CegarLoopResult]: For program point L225(lines 225 231) no Hoare annotation was computed. [2020-07-20 06:23:07,767 INFO L268 CegarLoopResult]: For program point L192(lines 192 196) no Hoare annotation was computed. [2020-07-20 06:23:07,767 INFO L268 CegarLoopResult]: For program point do_read_cEXIT(lines 185 243) no Hoare annotation was computed. [2020-07-20 06:23:07,767 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))) [2020-07-20 06:23:07,767 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))) [2020-07-20 06:23:07,767 INFO L268 CegarLoopResult]: For program point L201(line 201) no Hoare annotation was computed. [2020-07-20 06:23:07,767 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))) [2020-07-20 06:23:07,768 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))) [2020-07-20 06:23:07,768 INFO L268 CegarLoopResult]: For program point L224(lines 224 236) no Hoare annotation was computed. [2020-07-20 06:23:07,768 INFO L268 CegarLoopResult]: For program point L189(lines 189 197) no Hoare annotation was computed. [2020-07-20 06:23:07,768 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))) [2020-07-20 06:23:07,768 INFO L268 CegarLoopResult]: For program point L208-1(lines 208 218) no Hoare annotation was computed. [2020-07-20 06:23:07,768 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))) [2020-07-20 06:23:07,768 INFO L268 CegarLoopResult]: For program point init_modelFINAL(lines 525 543) no Hoare annotation was computed. [2020-07-20 06:23:07,768 INFO L268 CegarLoopResult]: For program point init_modelEXIT(lines 525 543) no Hoare annotation was computed. [2020-07-20 06:23:07,768 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))) [2020-07-20 06:23:07,804 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.07 06:23:07 BoogieIcfgContainer [2020-07-20 06:23:07,804 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-20 06:23:07,806 INFO L168 Benchmark]: Toolchain (without parser) took 49446.70 ms. Allocated memory was 138.9 MB in the beginning and 870.3 MB in the end (delta: 731.4 MB). Free memory was 102.3 MB in the beginning and 563.0 MB in the end (delta: -460.8 MB). Peak memory consumption was 761.6 MB. Max. memory is 7.1 GB. [2020-07-20 06:23:07,807 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 138.9 MB. Free memory is still 120.4 MB. There was no memory consumed. Max. memory is 7.1 GB. [2020-07-20 06:23:07,807 INFO L168 Benchmark]: CACSL2BoogieTranslator took 468.80 ms. Allocated memory was 138.9 MB in the beginning and 203.9 MB in the end (delta: 65.0 MB). Free memory was 101.8 MB in the beginning and 181.5 MB in the end (delta: -79.6 MB). Peak memory consumption was 27.0 MB. Max. memory is 7.1 GB. [2020-07-20 06:23:07,808 INFO L168 Benchmark]: Boogie Preprocessor took 56.09 ms. Allocated memory is still 203.9 MB. Free memory was 181.5 MB in the beginning and 179.2 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.3 MB. Max. memory is 7.1 GB. [2020-07-20 06:23:07,809 INFO L168 Benchmark]: RCFGBuilder took 629.94 ms. Allocated memory is still 203.9 MB. Free memory was 179.2 MB in the beginning and 143.4 MB in the end (delta: 35.7 MB). Peak memory consumption was 35.7 MB. Max. memory is 7.1 GB. [2020-07-20 06:23:07,810 INFO L168 Benchmark]: TraceAbstraction took 48286.09 ms. Allocated memory was 203.9 MB in the beginning and 870.3 MB in the end (delta: 666.4 MB). Free memory was 142.4 MB in the beginning and 563.0 MB in the end (delta: -420.6 MB). Peak memory consumption was 736.8 MB. Max. memory is 7.1 GB. [2020-07-20 06:23:07,813 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 138.9 MB. Free memory is still 120.4 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 468.80 ms. Allocated memory was 138.9 MB in the beginning and 203.9 MB in the end (delta: 65.0 MB). Free memory was 101.8 MB in the beginning and 181.5 MB in the end (delta: -79.6 MB). Peak memory consumption was 27.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 56.09 ms. Allocated memory is still 203.9 MB. Free memory was 181.5 MB in the beginning and 179.2 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 629.94 ms. Allocated memory is still 203.9 MB. Free memory was 179.2 MB in the beginning and 143.4 MB in the end (delta: 35.7 MB). Peak memory consumption was 35.7 MB. Max. memory is 7.1 GB. * TraceAbstraction took 48286.09 ms. Allocated memory was 203.9 MB in the beginning and 870.3 MB in the end (delta: 666.4 MB). Free memory was 142.4 MB in the beginning and 563.0 MB in the end (delta: -420.6 MB). Peak memory consumption was 736.8 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: 22.3s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 19.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 25.8s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 996 SDtfs, 3388 SDslu, 927 SDs, 0 SdLazy, 9758 SolverSat, 2232 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 12.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 259 GetRequests, 122 SyntacticMatches, 0 SemanticMatches, 137 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 926 ImplicationChecksByTransitivity, 3.3s 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: 0.7s AutomataMinimizationTime, 5 MinimizatonAttempts, 1546 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 63 LocationsWithAnnotation, 3384 PreInvPairs, 5840 NumberOfFragments, 2614 HoareAnnotationTreeSize, 3384 FomulaSimplifications, 5656030 FormulaSimplificationTreeSizeReduction, 11.7s HoareSimplificationTime, 63 FomulaSimplificationsInter, 167734 FormulaSimplificationTreeSizeReductionInter, 13.8s 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...