/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 DAGSIZE --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 04:12:48,388 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-20 04:12:48,392 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-20 04:12:48,409 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-20 04:12:48,410 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-20 04:12:48,411 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-20 04:12:48,413 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-20 04:12:48,416 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-20 04:12:48,418 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-20 04:12:48,420 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-20 04:12:48,422 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-20 04:12:48,423 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-20 04:12:48,424 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-20 04:12:48,426 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-20 04:12:48,427 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-20 04:12:48,429 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-20 04:12:48,431 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-20 04:12:48,432 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-20 04:12:48,435 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-20 04:12:48,438 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-20 04:12:48,440 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-20 04:12:48,442 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-20 04:12:48,444 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-20 04:12:48,445 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-20 04:12:48,449 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-20 04:12:48,450 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-20 04:12:48,450 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-20 04:12:48,451 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-20 04:12:48,452 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-20 04:12:48,453 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-20 04:12:48,454 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-20 04:12:48,455 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-20 04:12:48,456 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-20 04:12:48,457 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-20 04:12:48,459 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-20 04:12:48,459 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-20 04:12:48,460 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-20 04:12:48,461 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-20 04:12:48,461 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-20 04:12:48,462 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-20 04:12:48,463 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-20 04:12:48,467 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 04:12:48,509 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-20 04:12:48,509 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-20 04:12:48,512 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-20 04:12:48,512 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-20 04:12:48,513 INFO L138 SettingsManager]: * Use SBE=true [2020-07-20 04:12:48,514 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-20 04:12:48,514 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-20 04:12:48,514 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-20 04:12:48,514 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-20 04:12:48,514 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-20 04:12:48,516 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-20 04:12:48,516 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-20 04:12:48,517 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-20 04:12:48,517 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-20 04:12:48,518 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-20 04:12:48,518 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-20 04:12:48,518 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-20 04:12:48,518 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-20 04:12:48,519 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-20 04:12:48,519 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-20 04:12:48,520 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-20 04:12:48,520 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-20 04:12:48,520 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-20 04:12:48,520 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-20 04:12:48,521 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-20 04:12:48,521 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-20 04:12:48,521 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 04:12:48,521 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-20 04:12:48,521 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-20 04:12:48,522 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks Term Scoring Heuristic -> DAGSIZE 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 04:12:48,882 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-20 04:12:48,915 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-20 04:12:48,921 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-20 04:12:48,924 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-20 04:12:48,924 INFO L275 PluginConnector]: CDTParser initialized [2020-07-20 04:12:48,926 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/systemc/pc_sfifo_3.cil.c [2020-07-20 04:12:49,027 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8bfe761a7/35f7e54fe50b46e5842653b03296d86e/FLAGadde7d48f [2020-07-20 04:12:49,719 INFO L306 CDTParser]: Found 1 translation units. [2020-07-20 04:12:49,721 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/systemc/pc_sfifo_3.cil.c [2020-07-20 04:12:49,737 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8bfe761a7/35f7e54fe50b46e5842653b03296d86e/FLAGadde7d48f [2020-07-20 04:12:49,967 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8bfe761a7/35f7e54fe50b46e5842653b03296d86e [2020-07-20 04:12:49,981 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-20 04:12:49,986 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-20 04:12:49,987 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-20 04:12:49,988 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-20 04:12:49,993 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-20 04:12:49,994 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 04:12:49" (1/1) ... [2020-07-20 04:12:49,999 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44784fb3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 04:12:49, skipping insertion in model container [2020-07-20 04:12:50,000 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 04:12:49" (1/1) ... [2020-07-20 04:12:50,012 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-20 04:12:50,080 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-20 04:12:50,351 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-20 04:12:50,361 INFO L203 MainTranslator]: Completed pre-run [2020-07-20 04:12:50,428 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-20 04:12:50,567 INFO L208 MainTranslator]: Completed translation [2020-07-20 04:12:50,568 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 04:12:50 WrapperNode [2020-07-20 04:12:50,568 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-20 04:12:50,569 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-20 04:12:50,570 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-20 04:12:50,570 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-20 04:12:50,590 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 04:12:50" (1/1) ... [2020-07-20 04:12:50,590 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 04:12:50" (1/1) ... [2020-07-20 04:12:50,602 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 04:12:50" (1/1) ... [2020-07-20 04:12:50,603 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 04:12:50" (1/1) ... [2020-07-20 04:12:50,614 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 04:12:50" (1/1) ... [2020-07-20 04:12:50,628 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 04:12:50" (1/1) ... [2020-07-20 04:12:50,632 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 04:12:50" (1/1) ... [2020-07-20 04:12:50,637 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-20 04:12:50,638 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-20 04:12:50,638 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-20 04:12:50,638 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-20 04:12:50,640 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 04:12:50" (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 04:12:50,717 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-20 04:12:50,717 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-20 04:12:50,718 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2020-07-20 04:12:50,718 INFO L138 BoogieDeclarations]: Found implementation of procedure update_fifo_q [2020-07-20 04:12:50,718 INFO L138 BoogieDeclarations]: Found implementation of procedure is_do_write_p_triggered [2020-07-20 04:12:50,718 INFO L138 BoogieDeclarations]: Found implementation of procedure is_do_read_c_triggered [2020-07-20 04:12:50,718 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify_threads [2020-07-20 04:12:50,719 INFO L138 BoogieDeclarations]: Found implementation of procedure do_write_p [2020-07-20 04:12:50,719 INFO L138 BoogieDeclarations]: Found implementation of procedure do_read_c [2020-07-20 04:12:50,719 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2020-07-20 04:12:50,719 INFO L138 BoogieDeclarations]: Found implementation of procedure init_threads [2020-07-20 04:12:50,720 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2020-07-20 04:12:50,720 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2020-07-20 04:12:50,720 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2020-07-20 04:12:50,720 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_time_events [2020-07-20 04:12:50,720 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_time_events [2020-07-20 04:12:50,721 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2020-07-20 04:12:50,721 INFO L138 BoogieDeclarations]: Found implementation of procedure eval [2020-07-20 04:12:50,721 INFO L138 BoogieDeclarations]: Found implementation of procedure stop_simulation [2020-07-20 04:12:50,722 INFO L138 BoogieDeclarations]: Found implementation of procedure start_simulation [2020-07-20 04:12:50,722 INFO L138 BoogieDeclarations]: Found implementation of procedure init_model [2020-07-20 04:12:50,722 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-20 04:12:50,722 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-20 04:12:50,723 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-20 04:12:50,723 INFO L130 BoogieDeclarations]: Found specification of procedure error [2020-07-20 04:12:50,723 INFO L130 BoogieDeclarations]: Found specification of procedure update_fifo_q [2020-07-20 04:12:50,723 INFO L130 BoogieDeclarations]: Found specification of procedure is_do_write_p_triggered [2020-07-20 04:12:50,723 INFO L130 BoogieDeclarations]: Found specification of procedure is_do_read_c_triggered [2020-07-20 04:12:50,723 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify_threads [2020-07-20 04:12:50,724 INFO L130 BoogieDeclarations]: Found specification of procedure do_write_p [2020-07-20 04:12:50,724 INFO L130 BoogieDeclarations]: Found specification of procedure do_read_c [2020-07-20 04:12:50,724 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2020-07-20 04:12:50,724 INFO L130 BoogieDeclarations]: Found specification of procedure init_threads [2020-07-20 04:12:50,724 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2020-07-20 04:12:50,724 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2020-07-20 04:12:50,725 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2020-07-20 04:12:50,725 INFO L130 BoogieDeclarations]: Found specification of procedure fire_time_events [2020-07-20 04:12:50,725 INFO L130 BoogieDeclarations]: Found specification of procedure reset_time_events [2020-07-20 04:12:50,725 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2020-07-20 04:12:50,725 INFO L130 BoogieDeclarations]: Found specification of procedure eval [2020-07-20 04:12:50,725 INFO L130 BoogieDeclarations]: Found specification of procedure stop_simulation [2020-07-20 04:12:50,726 INFO L130 BoogieDeclarations]: Found specification of procedure start_simulation [2020-07-20 04:12:50,726 INFO L130 BoogieDeclarations]: Found specification of procedure init_model [2020-07-20 04:12:50,726 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-20 04:12:50,726 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-20 04:12:50,726 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-20 04:12:51,480 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 04:12:51,481 INFO L728 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##11: assume !(1 == ~q_free~0); [2020-07-20 04:12:51,508 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-20 04:12:51,509 INFO L295 CfgBuilder]: Removed 4 assume(true) statements. [2020-07-20 04:12:51,519 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.07 04:12:51 BoogieIcfgContainer [2020-07-20 04:12:51,519 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-20 04:12:51,522 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-20 04:12:51,522 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-20 04:12:51,528 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-20 04:12:51,529 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.07 04:12:49" (1/3) ... [2020-07-20 04:12:51,531 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2d4366db and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.07 04:12:51, skipping insertion in model container [2020-07-20 04:12:51,531 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 04:12:50" (2/3) ... [2020-07-20 04:12:51,532 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2d4366db and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.07 04:12:51, skipping insertion in model container [2020-07-20 04:12:51,532 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.07 04:12:51" (3/3) ... [2020-07-20 04:12:51,536 INFO L109 eAbstractionObserver]: Analyzing ICFG pc_sfifo_3.cil.c [2020-07-20 04:12:51,554 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-07-20 04:12:51,569 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-20 04:12:51,591 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-20 04:12:51,635 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-20 04:12:51,636 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-20 04:12:51,636 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-07-20 04:12:51,636 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-20 04:12:51,637 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-20 04:12:51,637 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-20 04:12:51,637 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-20 04:12:51,638 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-20 04:12:51,676 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states. [2020-07-20 04:12:51,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2020-07-20 04:12:51,692 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 04:12:51,694 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-20 04:12:51,696 INFO L427 AbstractCegarLoop]: === Iteration 1 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 04:12:51,706 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 04:12:51,707 INFO L82 PathProgramCache]: Analyzing trace with hash 1427944937, now seen corresponding path program 1 times [2020-07-20 04:12:51,724 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL_SMT_AM [2020-07-20 04:12:51,725 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1426725902] [2020-07-20 04:12:51,725 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@7001fe7b [2020-07-20 04:12:52,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 04:12:52,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 04:12:52,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 04:12:52,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 04:12:52,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 04:12:52,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 04:12:52,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 04:12:52,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 04:12:52,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 04:12:52,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 04:12:52,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 04:12:52,661 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 04:12:52,663 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1426725902] [2020-07-20 04:12:52,665 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 04:12:52,665 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-07-20 04:12:52,667 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [491546186] [2020-07-20 04:12:52,676 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-07-20 04:12:52,677 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_SMT_AM [2020-07-20 04:12:52,696 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-07-20 04:12:52,697 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=80, Unknown=0, NotChecked=0, Total=110 [2020-07-20 04:12:52,700 INFO L87 Difference]: Start difference. First operand 156 states. Second operand 11 states. [2020-07-20 04:12:57,909 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 04:12:57,910 INFO L93 Difference]: Finished difference Result 633 states and 1057 transitions. [2020-07-20 04:12:57,911 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2020-07-20 04:12:57,913 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 78 [2020-07-20 04:12:57,913 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 04:12:57,939 INFO L225 Difference]: With dead ends: 633 [2020-07-20 04:12:57,940 INFO L226 Difference]: Without dead ends: 479 [2020-07-20 04:12:57,950 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 54 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 207 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=259, Invalid=733, Unknown=0, NotChecked=0, Total=992 [2020-07-20 04:12:57,974 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 479 states. [2020-07-20 04:12:58,109 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 479 to 277. [2020-07-20 04:12:58,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 277 states. [2020-07-20 04:12:58,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 277 states and 372 transitions. [2020-07-20 04:12:58,119 INFO L78 Accepts]: Start accepts. Automaton has 277 states and 372 transitions. Word has length 78 [2020-07-20 04:12:58,120 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 04:12:58,121 INFO L479 AbstractCegarLoop]: Abstraction has 277 states and 372 transitions. [2020-07-20 04:12:58,121 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-07-20 04:12:58,121 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 372 transitions. [2020-07-20 04:12:58,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2020-07-20 04:12:58,128 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 04:12:58,128 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 04:12:58,129 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-07-20 04:12:58,129 INFO L427 AbstractCegarLoop]: === Iteration 2 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 04:12:58,130 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 04:12:58,130 INFO L82 PathProgramCache]: Analyzing trace with hash -1440144215, now seen corresponding path program 1 times [2020-07-20 04:12:58,130 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL_SMT_AM [2020-07-20 04:12:58,131 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1920304288] [2020-07-20 04:12:58,131 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@7001fe7b [2020-07-20 04:12:58,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 04:12:58,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 04:12:58,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 04:12:58,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 04:12:58,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 04:12:58,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 04:12:58,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 04:12:58,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 04:12:58,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 04:12:58,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 04:12:58,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 04:12:58,502 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 04:12:58,503 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1920304288] [2020-07-20 04:12:58,503 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 04:12:58,504 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-07-20 04:12:58,504 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1708260762] [2020-07-20 04:12:58,507 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-07-20 04:12:58,508 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_SMT_AM [2020-07-20 04:12:58,508 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-07-20 04:12:58,509 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=80, Unknown=0, NotChecked=0, Total=110 [2020-07-20 04:12:58,509 INFO L87 Difference]: Start difference. First operand 277 states and 372 transitions. Second operand 11 states. [2020-07-20 04:13:02,781 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 04:13:02,782 INFO L93 Difference]: Finished difference Result 1112 states and 1691 transitions. [2020-07-20 04:13:02,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2020-07-20 04:13:02,783 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 78 [2020-07-20 04:13:02,784 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 04:13:02,795 INFO L225 Difference]: With dead ends: 1112 [2020-07-20 04:13:02,795 INFO L226 Difference]: Without dead ends: 860 [2020-07-20 04:13:02,802 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 25 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 225 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=274, Invalid=782, Unknown=0, NotChecked=0, Total=1056 [2020-07-20 04:13:02,805 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 860 states. [2020-07-20 04:13:02,915 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 860 to 578. [2020-07-20 04:13:02,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 578 states. [2020-07-20 04:13:02,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 578 states to 578 states and 785 transitions. [2020-07-20 04:13:02,922 INFO L78 Accepts]: Start accepts. Automaton has 578 states and 785 transitions. Word has length 78 [2020-07-20 04:13:02,922 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 04:13:02,922 INFO L479 AbstractCegarLoop]: Abstraction has 578 states and 785 transitions. [2020-07-20 04:13:02,923 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-07-20 04:13:02,923 INFO L276 IsEmpty]: Start isEmpty. Operand 578 states and 785 transitions. [2020-07-20 04:13:02,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2020-07-20 04:13:02,929 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 04:13:02,930 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 04:13:02,930 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-07-20 04:13:02,930 INFO L427 AbstractCegarLoop]: === Iteration 3 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 04:13:02,931 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 04:13:02,931 INFO L82 PathProgramCache]: Analyzing trace with hash -562831895, now seen corresponding path program 1 times [2020-07-20 04:13:02,931 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL_SMT_AM [2020-07-20 04:13:02,932 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [342326123] [2020-07-20 04:13:02,932 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@7001fe7b [2020-07-20 04:13:02,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 04:13:03,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 04:13:03,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 04:13:03,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 04:13:03,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 04:13:03,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 04:13:03,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 04:13:03,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 04:13:03,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 04:13:03,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 04:13:03,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 04:13:03,292 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 04:13:03,292 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [342326123] [2020-07-20 04:13:03,293 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 04:13:03,293 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-07-20 04:13:03,294 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1066576226] [2020-07-20 04:13:03,295 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-07-20 04:13:03,295 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_SMT_AM [2020-07-20 04:13:03,295 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-07-20 04:13:03,296 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=66, Unknown=0, NotChecked=0, Total=90 [2020-07-20 04:13:03,296 INFO L87 Difference]: Start difference. First operand 578 states and 785 transitions. Second operand 10 states. [2020-07-20 04:13:09,617 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 04:13:09,618 INFO L93 Difference]: Finished difference Result 2757 states and 4085 transitions. [2020-07-20 04:13:09,623 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2020-07-20 04:13:09,623 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 78 [2020-07-20 04:13:09,624 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 04:13:09,644 INFO L225 Difference]: With dead ends: 2757 [2020-07-20 04:13:09,645 INFO L226 Difference]: Without dead ends: 2220 [2020-07-20 04:13:09,651 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 304 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=259, Invalid=931, Unknown=0, NotChecked=0, Total=1190 [2020-07-20 04:13:09,655 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2220 states. [2020-07-20 04:13:09,873 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2220 to 1672. [2020-07-20 04:13:09,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1672 states. [2020-07-20 04:13:09,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1672 states to 1672 states and 2235 transitions. [2020-07-20 04:13:09,891 INFO L78 Accepts]: Start accepts. Automaton has 1672 states and 2235 transitions. Word has length 78 [2020-07-20 04:13:09,894 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 04:13:09,894 INFO L479 AbstractCegarLoop]: Abstraction has 1672 states and 2235 transitions. [2020-07-20 04:13:09,894 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-07-20 04:13:09,895 INFO L276 IsEmpty]: Start isEmpty. Operand 1672 states and 2235 transitions. [2020-07-20 04:13:09,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2020-07-20 04:13:09,899 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 04:13:09,900 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 04:13:09,900 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-07-20 04:13:09,901 INFO L427 AbstractCegarLoop]: === Iteration 4 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 04:13:09,901 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 04:13:09,901 INFO L82 PathProgramCache]: Analyzing trace with hash 1957278451, now seen corresponding path program 1 times [2020-07-20 04:13:09,902 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL_SMT_AM [2020-07-20 04:13:09,902 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [326430605] [2020-07-20 04:13:09,902 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@7001fe7b [2020-07-20 04:13:09,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 04:13:10,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 04:13:10,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 04:13:10,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 04:13:10,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 04:13:10,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 04:13:10,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 04:13:10,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 04:13:10,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 04:13:10,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 04:13:10,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 04:13:10,292 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 04:13:10,293 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [326430605] [2020-07-20 04:13:10,294 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 04:13:10,294 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-07-20 04:13:10,295 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1439637711] [2020-07-20 04:13:10,298 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-07-20 04:13:10,299 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_SMT_AM [2020-07-20 04:13:10,299 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-07-20 04:13:10,300 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=85, Unknown=0, NotChecked=0, Total=110 [2020-07-20 04:13:10,301 INFO L87 Difference]: Start difference. First operand 1672 states and 2235 transitions. Second operand 11 states. [2020-07-20 04:13:13,591 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 04:13:13,593 INFO L93 Difference]: Finished difference Result 3847 states and 5429 transitions. [2020-07-20 04:13:13,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-07-20 04:13:13,594 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 79 [2020-07-20 04:13:13,595 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 04:13:13,622 INFO L225 Difference]: With dead ends: 3847 [2020-07-20 04:13:13,623 INFO L226 Difference]: Without dead ends: 2216 [2020-07-20 04:13:13,634 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 49 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=108, Invalid=272, Unknown=0, NotChecked=0, Total=380 [2020-07-20 04:13:13,641 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2216 states. [2020-07-20 04:13:13,962 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2216 to 1702. [2020-07-20 04:13:13,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1702 states. [2020-07-20 04:13:13,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1702 states to 1702 states and 2259 transitions. [2020-07-20 04:13:13,974 INFO L78 Accepts]: Start accepts. Automaton has 1702 states and 2259 transitions. Word has length 79 [2020-07-20 04:13:13,975 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 04:13:13,976 INFO L479 AbstractCegarLoop]: Abstraction has 1702 states and 2259 transitions. [2020-07-20 04:13:13,977 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-07-20 04:13:13,980 INFO L276 IsEmpty]: Start isEmpty. Operand 1702 states and 2259 transitions. [2020-07-20 04:13:13,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2020-07-20 04:13:13,985 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 04:13:13,985 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 04:13:13,986 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-07-20 04:13:13,986 INFO L427 AbstractCegarLoop]: === Iteration 5 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 04:13:13,986 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 04:13:13,986 INFO L82 PathProgramCache]: Analyzing trace with hash -2089542351, now seen corresponding path program 1 times [2020-07-20 04:13:13,996 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL_SMT_AM [2020-07-20 04:13:13,997 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [825646001] [2020-07-20 04:13:13,997 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@7001fe7b [2020-07-20 04:13:14,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 04:13:14,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 04:13:14,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 04:13:14,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 04:13:14,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 04:13:14,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 04:13:14,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 04:13:14,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 04:13:14,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 04:13:14,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 04:13:14,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 04:13:14,347 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 04:13:14,348 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [825646001] [2020-07-20 04:13:14,348 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 04:13:14,349 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-07-20 04:13:14,350 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1128044407] [2020-07-20 04:13:14,350 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-07-20 04:13:14,351 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_SMT_AM [2020-07-20 04:13:14,351 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-07-20 04:13:14,352 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=66, Unknown=0, NotChecked=0, Total=90 [2020-07-20 04:13:14,352 INFO L87 Difference]: Start difference. First operand 1702 states and 2259 transitions. Second operand 10 states. [2020-07-20 04:13:18,759 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 04:13:18,759 INFO L93 Difference]: Finished difference Result 5728 states and 8335 transitions. [2020-07-20 04:13:18,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2020-07-20 04:13:18,762 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 79 [2020-07-20 04:13:18,763 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 04:13:18,765 INFO L225 Difference]: With dead ends: 5728 [2020-07-20 04:13:18,766 INFO L226 Difference]: Without dead ends: 0 [2020-07-20 04:13:18,793 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 04:13:18,793 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-07-20 04:13:18,794 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-07-20 04:13:18,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-07-20 04:13:18,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-07-20 04:13:18,796 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 79 [2020-07-20 04:13:18,796 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 04:13:18,796 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-20 04:13:18,796 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-07-20 04:13:18,797 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-20 04:13:18,797 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-20 04:13:18,797 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-07-20 04:13:18,800 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-07-20 04:13:19,228 WARN L193 SmtUtils]: Spent 411.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 99 [2020-07-20 04:13:19,659 WARN L193 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 99 [2020-07-20 04:13:20,506 WARN L193 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 91 [2020-07-20 04:13:20,628 WARN L193 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 86 [2020-07-20 04:13:22,286 WARN L193 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 99 [2020-07-20 04:13:26,144 WARN L193 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 99 [2020-07-20 04:13:30,888 WARN L193 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 6 [2020-07-20 04:13:33,078 WARN L193 SmtUtils]: Spent 316.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 27 [2020-07-20 04:13:33,181 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 66 [2020-07-20 04:13:33,450 WARN L193 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 27 [2020-07-20 04:13:34,051 WARN L193 SmtUtils]: Spent 590.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 20 [2020-07-20 04:13:34,290 WARN L193 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 27 [2020-07-20 04:13:34,527 WARN L193 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 27 [2020-07-20 04:13:35,611 WARN L193 SmtUtils]: Spent 956.00 ms on a formula simplification. DAG size of input: 189 DAG size of output: 17 [2020-07-20 04:13:35,762 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 14 [2020-07-20 04:13:36,040 WARN L193 SmtUtils]: Spent 275.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 27 [2020-07-20 04:13:36,473 WARN L193 SmtUtils]: Spent 268.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 21 [2020-07-20 04:13:36,948 WARN L193 SmtUtils]: Spent 390.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 17 [2020-07-20 04:13:37,324 WARN L193 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 25 [2020-07-20 04:13:37,430 WARN L193 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 14 [2020-07-20 04:13:37,708 WARN L193 SmtUtils]: Spent 268.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 21 [2020-07-20 04:13:38,182 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 36 [2020-07-20 04:13:38,484 WARN L193 SmtUtils]: Spent 296.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 25 [2020-07-20 04:13:38,983 WARN L193 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 35 [2020-07-20 04:13:39,253 WARN L193 SmtUtils]: Spent 268.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 27 [2020-07-20 04:13:40,247 WARN L193 SmtUtils]: Spent 985.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 17 [2020-07-20 04:13:40,893 WARN L193 SmtUtils]: Spent 546.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 42 [2020-07-20 04:13:41,154 WARN L193 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 39 [2020-07-20 04:13:41,459 WARN L193 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 19 [2020-07-20 04:13:42,103 WARN L193 SmtUtils]: Spent 592.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 20 [2020-07-20 04:13:42,637 WARN L193 SmtUtils]: Spent 524.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 40 [2020-07-20 04:13:43,239 WARN L193 SmtUtils]: Spent 469.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 52 [2020-07-20 04:13:43,517 WARN L193 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 21 [2020-07-20 04:13:44,103 WARN L193 SmtUtils]: Spent 579.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 20 [2020-07-20 04:13:44,443 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 27 [2020-07-20 04:13:44,678 WARN L193 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 27 [2020-07-20 04:13:44,998 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 30 [2020-07-20 04:13:45,311 WARN L193 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 27 [2020-07-20 04:13:45,672 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 37 [2020-07-20 04:13:45,961 WARN L193 SmtUtils]: Spent 275.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 24 [2020-07-20 04:13:46,267 WARN L193 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 25 [2020-07-20 04:13:46,680 WARN L193 SmtUtils]: Spent 355.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 33 [2020-07-20 04:13:46,927 WARN L193 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 27 [2020-07-20 04:13:47,174 WARN L193 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 27 [2020-07-20 04:13:47,438 WARN L193 SmtUtils]: Spent 256.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 28 [2020-07-20 04:13:47,445 INFO L268 CegarLoopResult]: For program point L385(lines 385 389) no Hoare annotation was computed. [2020-07-20 04:13:47,445 INFO L268 CegarLoopResult]: For program point L383(line 383) no Hoare annotation was computed. [2020-07-20 04:13:47,445 INFO L268 CegarLoopResult]: For program point L385-2(lines 369 393) no Hoare annotation was computed. [2020-07-20 04:13:47,446 INFO L268 CegarLoopResult]: For program point L377(lines 377 381) no Hoare annotation was computed. [2020-07-20 04:13:47,446 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 04:13:47,447 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 04:13:47,447 INFO L268 CegarLoopResult]: For program point L375-1(line 375) no Hoare annotation was computed. [2020-07-20 04:13:47,447 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 04:13:47,448 INFO L268 CegarLoopResult]: For program point activate_threadsEXIT(lines 369 393) no Hoare annotation was computed. [2020-07-20 04:13:47,448 INFO L268 CegarLoopResult]: For program point exists_runnable_threadEXIT(lines 277 296) no Hoare annotation was computed. [2020-07-20 04:13:47,448 INFO L268 CegarLoopResult]: For program point L285(lines 285 290) no Hoare annotation was computed. [2020-07-20 04:13:47,448 INFO L268 CegarLoopResult]: For program point L281(lines 281 291) no Hoare annotation was computed. [2020-07-20 04:13:47,448 INFO L271 CegarLoopResult]: At program point exists_runnable_threadENTRY(lines 277 296) the Hoare annotation is: true [2020-07-20 04:13:47,448 INFO L271 CegarLoopResult]: At program point L293(lines 280 295) the Hoare annotation is: true [2020-07-20 04:13:47,449 INFO L268 CegarLoopResult]: For program point exists_runnable_threadFINAL(lines 277 296) no Hoare annotation was computed. [2020-07-20 04:13:47,449 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 04:13:47,449 INFO L268 CegarLoopResult]: For program point L31-1(lines 31 35) no Hoare annotation was computed. [2020-07-20 04:13:47,449 INFO L268 CegarLoopResult]: For program point update_fifo_qEXIT(lines 22 41) no Hoare annotation was computed. [2020-07-20 04:13:47,450 INFO L268 CegarLoopResult]: For program point L26-1(lines 25 40) no Hoare annotation was computed. [2020-07-20 04:13:47,450 INFO L268 CegarLoopResult]: For program point update_fifo_qFINAL(lines 22 41) no Hoare annotation was computed. [2020-07-20 04:13:47,450 INFO L268 CegarLoopResult]: For program point reset_delta_eventsEXIT(lines 315 332) no Hoare annotation was computed. [2020-07-20 04:13:47,450 INFO L268 CegarLoopResult]: For program point L319-1(lines 318 331) no Hoare annotation was computed. [2020-07-20 04:13:47,450 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 04:13:47,450 INFO L268 CegarLoopResult]: For program point L324-1(lines 315 332) no Hoare annotation was computed. [2020-07-20 04:13:47,451 INFO L268 CegarLoopResult]: For program point L268-1(lines 259 276) no Hoare annotation was computed. [2020-07-20 04:13:47,451 INFO L268 CegarLoopResult]: For program point init_threadsEXIT(lines 259 276) no Hoare annotation was computed. [2020-07-20 04:13:47,451 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 04:13:47,451 INFO L268 CegarLoopResult]: For program point L263-1(lines 262 275) no Hoare annotation was computed. [2020-07-20 04:13:47,451 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 04:13:47,451 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 544 555) no Hoare annotation was computed. [2020-07-20 04:13:47,452 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 544 555) no Hoare annotation was computed. [2020-07-20 04:13:47,452 INFO L268 CegarLoopResult]: For program point L550(line 550) no Hoare annotation was computed. [2020-07-20 04:13:47,452 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 04:13:47,452 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 04:13:47,453 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 04:13:47,453 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 04:13:47,453 INFO L268 CegarLoopResult]: For program point L155(line 155) no Hoare annotation was computed. [2020-07-20 04:13:47,453 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 04:13:47,454 INFO L268 CegarLoopResult]: For program point L145(lines 145 149) no Hoare annotation was computed. [2020-07-20 04:13:47,454 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 04:13:47,454 INFO L268 CegarLoopResult]: For program point do_write_pEXIT(lines 135 183) no Hoare annotation was computed. [2020-07-20 04:13:47,454 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 04:13:47,454 INFO L268 CegarLoopResult]: For program point L142(lines 142 150) no Hoare annotation was computed. [2020-07-20 04:13:47,455 INFO L268 CegarLoopResult]: For program point errorEXIT(lines 5 12) no Hoare annotation was computed. [2020-07-20 04:13:47,455 INFO L268 CegarLoopResult]: For program point errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 9) no Hoare annotation was computed. [2020-07-20 04:13:47,455 INFO L271 CegarLoopResult]: At program point errorENTRY(lines 5 12) the Hoare annotation is: true [2020-07-20 04:13:47,455 INFO L268 CegarLoopResult]: For program point errorFINAL(lines 5 12) no Hoare annotation was computed. [2020-07-20 04:13:47,455 INFO L268 CegarLoopResult]: For program point L126(lines 126 130) no Hoare annotation was computed. [2020-07-20 04:13:47,456 INFO L268 CegarLoopResult]: For program point L124(line 124) no Hoare annotation was computed. [2020-07-20 04:13:47,456 INFO L268 CegarLoopResult]: For program point L126-2(lines 110 134) no Hoare annotation was computed. [2020-07-20 04:13:47,456 INFO L268 CegarLoopResult]: For program point immediate_notify_threadsENTRY(lines 110 134) no Hoare annotation was computed. [2020-07-20 04:13:47,456 INFO L268 CegarLoopResult]: For program point L118(lines 118 122) no Hoare annotation was computed. [2020-07-20 04:13:47,456 INFO L268 CegarLoopResult]: For program point L116(line 116) no Hoare annotation was computed. [2020-07-20 04:13:47,456 INFO L268 CegarLoopResult]: For program point L118-2(lines 118 122) no Hoare annotation was computed. [2020-07-20 04:13:47,457 INFO L268 CegarLoopResult]: For program point L116-1(line 116) no Hoare annotation was computed. [2020-07-20 04:13:47,457 INFO L268 CegarLoopResult]: For program point immediate_notify_threadsEXIT(lines 110 134) no Hoare annotation was computed. [2020-07-20 04:13:47,457 INFO L268 CegarLoopResult]: For program point fire_time_eventsEXIT(lines 335 350) no Hoare annotation was computed. [2020-07-20 04:13:47,457 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 04:13:47,457 INFO L268 CegarLoopResult]: For program point L339-1(lines 335 350) no Hoare annotation was computed. [2020-07-20 04:13:47,458 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-07-20 04:13:47,458 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 04:13:47,458 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-07-20 04:13:47,458 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 04:13:47,458 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 04:13:47,459 INFO L268 CegarLoopResult]: For program point L405(lines 405 409) no Hoare annotation was computed. [2020-07-20 04:13:47,459 INFO L268 CegarLoopResult]: For program point L405-1(lines 400 440) no Hoare annotation was computed. [2020-07-20 04:13:47,459 INFO L268 CegarLoopResult]: For program point L403(line 403) no Hoare annotation was computed. [2020-07-20 04:13:47,459 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 04:13:47,460 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 04:13:47,460 INFO L268 CegarLoopResult]: For program point L414(lines 414 421) no Hoare annotation was computed. [2020-07-20 04:13:47,460 INFO L268 CegarLoopResult]: For program point evalEXIT(lines 394 446) no Hoare annotation was computed. [2020-07-20 04:13:47,460 INFO L268 CegarLoopResult]: For program point L410(lines 400 440) no Hoare annotation was computed. [2020-07-20 04:13:47,460 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 04:13:47,460 INFO L268 CegarLoopResult]: For program point L429(lines 429 436) no Hoare annotation was computed. [2020-07-20 04:13:47,461 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 04:13:47,461 INFO L271 CegarLoopResult]: At program point L462(lines 451 464) the Hoare annotation is: true [2020-07-20 04:13:47,461 INFO L268 CegarLoopResult]: For program point L455(lines 455 460) no Hoare annotation was computed. [2020-07-20 04:13:47,461 INFO L268 CegarLoopResult]: For program point stop_simulationEXIT(lines 447 465) no Hoare annotation was computed. [2020-07-20 04:13:47,461 INFO L271 CegarLoopResult]: At program point L453(line 453) the Hoare annotation is: true [2020-07-20 04:13:47,461 INFO L268 CegarLoopResult]: For program point L453-1(line 453) no Hoare annotation was computed. [2020-07-20 04:13:47,461 INFO L271 CegarLoopResult]: At program point stop_simulationENTRY(lines 447 465) the Hoare annotation is: true [2020-07-20 04:13:47,462 INFO L268 CegarLoopResult]: For program point stop_simulationFINAL(lines 447 465) no Hoare annotation was computed. [2020-07-20 04:13:47,462 INFO L268 CegarLoopResult]: For program point L96(lines 96 101) no Hoare annotation was computed. [2020-07-20 04:13:47,462 INFO L268 CegarLoopResult]: For program point L95-1(lines 95 104) no Hoare annotation was computed. [2020-07-20 04:13:47,462 INFO L271 CegarLoopResult]: At program point is_do_read_c_triggeredENTRY(lines 81 109) the Hoare annotation is: true [2020-07-20 04:13:47,462 INFO L268 CegarLoopResult]: For program point L86(lines 86 91) no Hoare annotation was computed. [2020-07-20 04:13:47,462 INFO L268 CegarLoopResult]: For program point L85(lines 85 94) no Hoare annotation was computed. [2020-07-20 04:13:47,462 INFO L268 CegarLoopResult]: For program point L85-2(lines 84 108) no Hoare annotation was computed. [2020-07-20 04:13:47,463 INFO L268 CegarLoopResult]: For program point is_do_read_c_triggeredFINAL(lines 81 109) no Hoare annotation was computed. [2020-07-20 04:13:47,463 INFO L271 CegarLoopResult]: At program point L106(lines 84 108) the Hoare annotation is: true [2020-07-20 04:13:47,463 INFO L268 CegarLoopResult]: For program point is_do_read_c_triggeredEXIT(lines 81 109) no Hoare annotation was computed. [2020-07-20 04:13:47,463 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 04:13:47,463 INFO L268 CegarLoopResult]: For program point update_channelsEXIT(lines 244 258) no Hoare annotation was computed. [2020-07-20 04:13:47,463 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 04:13:47,464 INFO L268 CegarLoopResult]: For program point L248(lines 244 258) no Hoare annotation was computed. [2020-07-20 04:13:47,464 INFO L264 CegarLoopResult]: At program point fire_delta_eventsENTRY(lines 297 314) the Hoare annotation is: (let ((.cse0 (and (= |old(~q_read_ev~0)| ~q_read_ev~0) (= ~q_write_ev~0 |old(~q_write_ev~0)|)))) (and (or (not (= ~c_dr_pc~0 1)) .cse0) (or (not (<= ~c_dr_pc~0 0)) .cse0))) [2020-07-20 04:13:47,464 INFO L268 CegarLoopResult]: For program point L306-1(lines 297 314) no Hoare annotation was computed. [2020-07-20 04:13:47,464 INFO L268 CegarLoopResult]: For program point L301-1(lines 300 313) no Hoare annotation was computed. [2020-07-20 04:13:47,464 INFO L268 CegarLoopResult]: For program point fire_delta_eventsEXIT(lines 297 314) no Hoare annotation was computed. [2020-07-20 04:13:47,464 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 04:13:47,465 INFO L264 CegarLoopResult]: At program point L477(line 477) the Hoare annotation is: (or (not (<= |old(~c_dr_pc~0)| 0)) (not (<= 2 |old(~q_write_ev~0)|)) (not (<= |old(~p_dw_pc~0)| 0)) (not (<= 2 |old(~q_read_ev~0)|)) (and (<= ~p_dw_pc~0 0) (not (= 0 ~q_write_ev~0)) (<= ~c_dr_pc~0 0) (not (= 0 ~q_read_ev~0)))) [2020-07-20 04:13:47,465 INFO L264 CegarLoopResult]: At program point L475(line 475) the Hoare annotation is: (or (and (<= ~p_dw_pc~0 0) (<= ~c_dr_pc~0 0)) (not (<= |old(~c_dr_pc~0)| 0)) (not (<= 2 |old(~q_write_ev~0)|)) (not (<= |old(~p_dw_pc~0)| 0)) (not (<= 2 |old(~q_read_ev~0)|))) [2020-07-20 04:13:47,465 INFO L268 CegarLoopResult]: For program point start_simulationEXIT(lines 466 524) no Hoare annotation was computed. [2020-07-20 04:13:47,465 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 04:13:47,465 INFO L268 CegarLoopResult]: For program point L500(lines 500 509) no Hoare annotation was computed. [2020-07-20 04:13:47,466 INFO L264 CegarLoopResult]: At program point L500-1(lines 500 509) the Hoare annotation is: (let ((.cse0 (not (= 0 ~q_write_ev~0))) (.cse1 (not (= 0 ~q_read_ev~0)))) (or (and .cse0 (<= ~c_dr_pc~0 0) .cse1) (not (<= |old(~c_dr_pc~0)| 0)) (and .cse0 (= ~c_dr_pc~0 1) .cse1) (not (<= 2 |old(~q_write_ev~0)|)) (not (<= |old(~p_dw_pc~0)| 0)) (not (<= 2 |old(~q_read_ev~0)|)))) [2020-07-20 04:13:47,466 INFO L268 CegarLoopResult]: For program point L498(line 498) no Hoare annotation was computed. [2020-07-20 04:13:47,466 INFO L264 CegarLoopResult]: At program point L494(line 494) the Hoare annotation is: (let ((.cse0 (not (= 0 ~q_write_ev~0))) (.cse1 (not (= 0 ~q_read_ev~0)))) (or (and .cse0 (<= ~c_dr_pc~0 0) .cse1) (not (<= |old(~c_dr_pc~0)| 0)) (and .cse0 (= ~c_dr_pc~0 1) .cse1) (not (<= 2 |old(~q_write_ev~0)|)) (not (<= |old(~p_dw_pc~0)| 0)) (not (<= 2 |old(~q_read_ev~0)|)))) [2020-07-20 04:13:47,466 INFO L264 CegarLoopResult]: At program point L519(lines 466 524) the Hoare annotation is: (or (not (<= |old(~c_dr_pc~0)| 0)) (not (<= 2 |old(~q_write_ev~0)|)) (not (<= |old(~p_dw_pc~0)| 0)) (not (<= 2 |old(~q_read_ev~0)|)) (not (= 0 ~q_read_ev~0))) [2020-07-20 04:13:47,466 INFO L268 CegarLoopResult]: For program point L482(line 482) no Hoare annotation was computed. [2020-07-20 04:13:47,467 INFO L268 CegarLoopResult]: For program point L513(lines 513 517) no Hoare annotation was computed. [2020-07-20 04:13:47,467 INFO L264 CegarLoopResult]: At program point start_simulationENTRY(lines 466 524) the Hoare annotation is: (or (and (= ~c_num_read~0 |old(~c_num_read~0)|) (= |old(~p_dw_st~0)| ~p_dw_st~0) (= |old(~slow_clk_edge~0)| ~slow_clk_edge~0) (= ~p_num_write~0 |old(~p_num_write~0)|) (= ~c_last_read~0 |old(~c_last_read~0)|) (= ~c_dr_st~0 |old(~c_dr_st~0)|) (= ~q_ev~0 |old(~q_ev~0)|) (= |old(~fast_clk_edge~0)| ~fast_clk_edge~0) (= ~q_req_up~0 |old(~q_req_up~0)|) (= ~p_last_write~0 |old(~p_last_write~0)|) (= ~q_buf_0~0 |old(~q_buf_0~0)|) (= ~t~0 |old(~t~0)|) (= ~a_t~0 |old(~a_t~0)|) (= |old(~q_read_ev~0)| ~q_read_ev~0) (= ~c_dr_pc~0 |old(~c_dr_pc~0)|) (= |old(~p_dw_pc~0)| ~p_dw_pc~0) (= |old(~q_free~0)| ~q_free~0) (= ~q_write_ev~0 |old(~q_write_ev~0)|)) (not (<= |old(~c_dr_pc~0)| 0)) (not (<= 2 |old(~q_write_ev~0)|)) (not (<= |old(~p_dw_pc~0)| 0)) (not (<= 2 |old(~q_read_ev~0)|))) [2020-07-20 04:13:47,467 INFO L268 CegarLoopResult]: For program point L511(line 511) no Hoare annotation was computed. [2020-07-20 04:13:47,467 INFO L264 CegarLoopResult]: At program point L476(line 476) the Hoare annotation is: (or (not (<= |old(~c_dr_pc~0)| 0)) (not (<= 2 |old(~q_write_ev~0)|)) (not (<= |old(~p_dw_pc~0)| 0)) (not (<= 2 |old(~q_read_ev~0)|)) (and (<= ~p_dw_pc~0 0) (not (= 0 ~q_write_ev~0)) (<= ~c_dr_pc~0 0) (not (= 0 ~q_read_ev~0)))) [2020-07-20 04:13:47,467 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 04:13:47,468 INFO L264 CegarLoopResult]: At program point L474-1(line 474) the Hoare annotation is: (or (not (<= |old(~c_dr_pc~0)| 0)) (not (<= 2 |old(~q_write_ev~0)|)) (not (<= |old(~p_dw_pc~0)| 0)) (not (<= 2 |old(~q_read_ev~0)|)) (and (= |old(~p_dw_st~0)| ~p_dw_st~0) (<= ~p_dw_pc~0 0) (= ~c_dr_st~0 |old(~c_dr_st~0)|) (<= ~c_dr_pc~0 0))) [2020-07-20 04:13:47,468 INFO L264 CegarLoopResult]: At program point L503(line 503) the Hoare annotation is: (let ((.cse0 (not (= 0 ~q_write_ev~0))) (.cse1 (not (= 0 ~q_read_ev~0)))) (or (and .cse0 (<= ~c_dr_pc~0 0) .cse1) (not (<= |old(~c_dr_pc~0)| 0)) (and .cse0 (= ~c_dr_pc~0 1) .cse1) (not (<= 2 |old(~q_write_ev~0)|)) (not (<= |old(~p_dw_pc~0)| 0)) (not (<= 2 |old(~q_read_ev~0)|)))) [2020-07-20 04:13:47,468 INFO L264 CegarLoopResult]: At program point L503-1(line 503) the Hoare annotation is: (let ((.cse0 (not (= 0 ~q_write_ev~0))) (.cse1 (not (= 0 ~q_read_ev~0)))) (or (and .cse0 (<= ~c_dr_pc~0 0) .cse1) (not (<= |old(~c_dr_pc~0)| 0)) (and .cse0 (= ~c_dr_pc~0 1) .cse1) (not (<= 2 |old(~q_write_ev~0)|)) (not (<= |old(~p_dw_pc~0)| 0)) (not (<= 2 |old(~q_read_ev~0)|)))) [2020-07-20 04:13:47,468 INFO L264 CegarLoopResult]: At program point L495(line 495) the Hoare annotation is: (let ((.cse0 (not (= 0 ~q_write_ev~0))) (.cse1 (not (= 0 ~q_read_ev~0)))) (or (and .cse0 (<= ~c_dr_pc~0 0) .cse1) (not (<= |old(~c_dr_pc~0)| 0)) (and .cse0 (= ~c_dr_pc~0 1) .cse1) (not (<= 2 |old(~q_write_ev~0)|)) (not (<= |old(~p_dw_pc~0)| 0)) (not (<= 2 |old(~q_read_ev~0)|)))) [2020-07-20 04:13:47,468 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 04:13:47,469 INFO L264 CegarLoopResult]: At program point L493-1(line 493) the Hoare annotation is: (let ((.cse0 (not (= 0 ~q_write_ev~0))) (.cse1 (not (= 0 ~q_read_ev~0)))) (or (and .cse0 (<= ~c_dr_pc~0 0) .cse1) (not (<= |old(~c_dr_pc~0)| 0)) (and .cse0 (= ~c_dr_pc~0 1) .cse1) (not (<= 2 |old(~q_write_ev~0)|)) (not (<= |old(~p_dw_pc~0)| 0)) (not (<= 2 |old(~q_read_ev~0)|)))) [2020-07-20 04:13:47,469 INFO L264 CegarLoopResult]: At program point L489(line 489) the Hoare annotation is: (let ((.cse0 (not (= 0 ~q_write_ev~0))) (.cse1 (not (= 0 ~q_read_ev~0)))) (or (and .cse0 (<= ~c_dr_pc~0 0) .cse1) (not (<= |old(~c_dr_pc~0)| 0)) (and .cse0 (= ~c_dr_pc~0 1) .cse1) (not (<= 2 |old(~q_write_ev~0)|)) (not (<= |old(~p_dw_pc~0)| 0)) (not (<= 2 |old(~q_read_ev~0)|)))) [2020-07-20 04:13:47,469 INFO L268 CegarLoopResult]: For program point L489-1(line 489) no Hoare annotation was computed. [2020-07-20 04:13:47,469 INFO L264 CegarLoopResult]: At program point L485(line 485) the Hoare annotation is: (let ((.cse0 (not (= 0 ~q_write_ev~0))) (.cse1 (not (= 0 ~q_read_ev~0)))) (or (and .cse0 (<= ~c_dr_pc~0 0) .cse1) (not (<= |old(~c_dr_pc~0)| 0)) (and .cse0 (= ~c_dr_pc~0 1) .cse1) (not (<= 2 |old(~q_write_ev~0)|)) (not (<= |old(~p_dw_pc~0)| 0)) (not (<= 2 |old(~q_read_ev~0)|)))) [2020-07-20 04:13:47,469 INFO L268 CegarLoopResult]: For program point L485-1(line 485) no Hoare annotation was computed. [2020-07-20 04:13:47,469 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-07-20 04:13:47,470 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (<= ~p_dw_pc~0 0) (<= ~c_dr_pc~0 0)) [2020-07-20 04:13:47,470 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-07-20 04:13:47,470 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-07-20 04:13:47,470 INFO L268 CegarLoopResult]: For program point L66-1(lines 66 75) no Hoare annotation was computed. [2020-07-20 04:13:47,470 INFO L268 CegarLoopResult]: For program point L57(lines 57 62) no Hoare annotation was computed. [2020-07-20 04:13:47,470 INFO L268 CegarLoopResult]: For program point L56(lines 56 65) no Hoare annotation was computed. [2020-07-20 04:13:47,470 INFO L268 CegarLoopResult]: For program point L56-2(lines 55 79) no Hoare annotation was computed. [2020-07-20 04:13:47,470 INFO L268 CegarLoopResult]: For program point is_do_write_p_triggeredFINAL(lines 52 80) no Hoare annotation was computed. [2020-07-20 04:13:47,470 INFO L268 CegarLoopResult]: For program point is_do_write_p_triggeredEXIT(lines 52 80) no Hoare annotation was computed. [2020-07-20 04:13:47,471 INFO L264 CegarLoopResult]: At program point L77(lines 55 79) the Hoare annotation is: (let ((.cse0 (not (<= ~p_dw_pc~0 0))) (.cse3 (= 0 ~q_read_ev~0)) (.cse2 (not (= ~c_dr_pc~0 1))) (.cse5 (not (<= ~c_dr_pc~0 0))) (.cse1 (and (<= 0 is_do_write_p_triggered_~__retres1~0) (<= is_do_write_p_triggered_~__retres1~0 0))) (.cse6 (= 1 ~p_dw_pc~0)) (.cse4 (= 0 ~q_write_ev~0)) (.cse7 (not (<= 2 ~q_read_ev~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 .cse5 .cse1 .cse3 .cse4) (or .cse1 .cse2 .cse6 .cse4 .cse7) (or .cse5 .cse1 .cse6 .cse4 .cse7))) [2020-07-20 04:13:47,471 INFO L271 CegarLoopResult]: At program point is_do_write_p_triggeredENTRY(lines 52 80) the Hoare annotation is: true [2020-07-20 04:13:47,471 INFO L268 CegarLoopResult]: For program point L67(lines 67 72) no Hoare annotation was computed. [2020-07-20 04:13:47,471 INFO L268 CegarLoopResult]: For program point reset_time_eventsEXIT(lines 351 368) no Hoare annotation was computed. [2020-07-20 04:13:47,471 INFO L268 CegarLoopResult]: For program point L360-1(lines 351 368) no Hoare annotation was computed. [2020-07-20 04:13:47,471 INFO L264 CegarLoopResult]: At program point reset_time_eventsENTRY(lines 351 368) the Hoare annotation is: (let ((.cse0 (and (= |old(~slow_clk_edge~0)| ~slow_clk_edge~0) (= |old(~fast_clk_edge~0)| ~fast_clk_edge~0))) (.cse1 (= 0 ~q_read_ev~0)) (.cse2 (= 0 ~q_write_ev~0))) (and (or (not (= ~c_dr_pc~0 1)) .cse0 .cse1 .cse2) (or (not (<= ~c_dr_pc~0 0)) .cse0 .cse1 .cse2))) [2020-07-20 04:13:47,471 INFO L268 CegarLoopResult]: For program point L355-1(lines 354 367) no Hoare annotation was computed. [2020-07-20 04:13:47,472 INFO L268 CegarLoopResult]: For program point L225(lines 225 231) no Hoare annotation was computed. [2020-07-20 04:13:47,472 INFO L268 CegarLoopResult]: For program point L192(lines 192 196) no Hoare annotation was computed. [2020-07-20 04:13:47,472 INFO L268 CegarLoopResult]: For program point do_read_cEXIT(lines 185 243) no Hoare annotation was computed. [2020-07-20 04:13:47,472 INFO L264 CegarLoopResult]: At program point L238(lines 185 243) the Hoare annotation is: (let ((.cse0 (= ~q_req_up~0 |old(~q_req_up~0)|)) (.cse1 (= 0 ~q_read_ev~0)) (.cse2 (= 0 ~q_write_ev~0))) (and (or (and (= ~c_num_read~0 |old(~c_num_read~0)|) (= ~c_dr_pc~0 |old(~c_dr_pc~0)|) (= |old(~q_free~0)| ~q_free~0) .cse0) .cse1 (not (= 1 |old(~c_dr_pc~0)|)) .cse2) (or (and (= ~c_dr_pc~0 1) .cse0) (not (<= |old(~c_dr_pc~0)| 0)) .cse1 .cse2))) [2020-07-20 04:13:47,472 INFO L264 CegarLoopResult]: At program point L234(line 234) the Hoare annotation is: (let ((.cse0 (= 0 ~q_read_ev~0)) (.cse1 (= 0 ~q_write_ev~0))) (and (or (not (<= |old(~c_dr_pc~0)| 0)) .cse0 .cse1) (or .cse0 (not (= 1 |old(~c_dr_pc~0)|)) .cse1))) [2020-07-20 04:13:47,472 INFO L268 CegarLoopResult]: For program point L201(line 201) no Hoare annotation was computed. [2020-07-20 04:13:47,472 INFO L264 CegarLoopResult]: At program point L234-1(lines 188 242) the Hoare annotation is: (let ((.cse0 (and (= ~c_num_read~0 |old(~c_num_read~0)|) (= ~a_t~0 |old(~a_t~0)|) (= ~c_last_read~0 |old(~c_last_read~0)|) (= ~c_dr_st~0 |old(~c_dr_st~0)|) (= ~c_dr_pc~0 |old(~c_dr_pc~0)|) (= |old(~q_free~0)| ~q_free~0) (= ~q_req_up~0 |old(~q_req_up~0)|))) (.cse1 (= 0 ~q_read_ev~0)) (.cse2 (= 0 ~q_write_ev~0))) (and (or .cse0 (not (<= |old(~c_dr_pc~0)| 0)) .cse1 .cse2) (or .cse0 .cse1 (not (= 1 |old(~c_dr_pc~0)|)) .cse2))) [2020-07-20 04:13:47,472 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 04:13:47,472 INFO L268 CegarLoopResult]: For program point L224(lines 224 236) no Hoare annotation was computed. [2020-07-20 04:13:47,472 INFO L268 CegarLoopResult]: For program point L189(lines 189 197) no Hoare annotation was computed. [2020-07-20 04:13:47,473 INFO L264 CegarLoopResult]: At program point do_read_cENTRY(lines 185 243) the Hoare annotation is: (let ((.cse0 (= ~c_num_read~0 |old(~c_num_read~0)|)) (.cse1 (= ~a_t~0 |old(~a_t~0)|)) (.cse2 (= ~c_last_read~0 |old(~c_last_read~0)|)) (.cse3 (= ~c_dr_st~0 |old(~c_dr_st~0)|)) (.cse4 (= |old(~q_free~0)| ~q_free~0)) (.cse5 (= ~q_req_up~0 |old(~q_req_up~0)|)) (.cse6 (= 0 ~q_read_ev~0)) (.cse7 (= 0 ~q_write_ev~0))) (and (or (and .cse0 .cse1 .cse2 .cse3 (= ~c_dr_pc~0 |old(~c_dr_pc~0)|) .cse4 .cse5) (not (<= |old(~c_dr_pc~0)| 0)) .cse6 .cse7) (or (and .cse0 .cse1 (= ~c_dr_pc~0 1) .cse2 .cse3 .cse4 .cse5) .cse6 (not (= 1 |old(~c_dr_pc~0)|)) .cse7))) [2020-07-20 04:13:47,473 INFO L268 CegarLoopResult]: For program point L208-1(lines 208 218) no Hoare annotation was computed. [2020-07-20 04:13:47,473 INFO L264 CegarLoopResult]: At program point L229(line 229) the Hoare annotation is: (let ((.cse0 (= 0 ~q_read_ev~0)) (.cse1 (= 0 ~q_write_ev~0))) (and (or (not (<= |old(~c_dr_pc~0)| 0)) .cse0 .cse1) (or .cse0 (not (= 1 |old(~c_dr_pc~0)|)) .cse1))) [2020-07-20 04:13:47,473 INFO L268 CegarLoopResult]: For program point init_modelFINAL(lines 525 543) no Hoare annotation was computed. [2020-07-20 04:13:47,473 INFO L268 CegarLoopResult]: For program point init_modelEXIT(lines 525 543) no Hoare annotation was computed. [2020-07-20 04:13:47,473 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 04:13:47,518 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.07 04:13:47 BoogieIcfgContainer [2020-07-20 04:13:47,518 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-20 04:13:47,521 INFO L168 Benchmark]: Toolchain (without parser) took 57537.58 ms. Allocated memory was 136.3 MB in the beginning and 942.7 MB in the end (delta: 806.4 MB). Free memory was 100.8 MB in the beginning and 159.3 MB in the end (delta: -58.4 MB). Peak memory consumption was 792.0 MB. Max. memory is 7.1 GB. [2020-07-20 04:13:47,523 INFO L168 Benchmark]: CDTParser took 0.30 ms. Allocated memory is still 136.3 MB. Free memory was 119.4 MB in the beginning and 119.2 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. [2020-07-20 04:13:47,524 INFO L168 Benchmark]: CACSL2BoogieTranslator took 581.52 ms. Allocated memory was 136.3 MB in the beginning and 201.9 MB in the end (delta: 65.5 MB). Free memory was 100.4 MB in the beginning and 179.6 MB in the end (delta: -79.2 MB). Peak memory consumption was 26.7 MB. Max. memory is 7.1 GB. [2020-07-20 04:13:47,525 INFO L168 Benchmark]: Boogie Preprocessor took 67.68 ms. Allocated memory is still 201.9 MB. Free memory was 179.6 MB in the beginning and 177.4 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. [2020-07-20 04:13:47,525 INFO L168 Benchmark]: RCFGBuilder took 881.93 ms. Allocated memory is still 201.9 MB. Free memory was 176.7 MB in the beginning and 141.2 MB in the end (delta: 35.5 MB). Peak memory consumption was 35.5 MB. Max. memory is 7.1 GB. [2020-07-20 04:13:47,526 INFO L168 Benchmark]: TraceAbstraction took 55996.70 ms. Allocated memory was 201.9 MB in the beginning and 942.7 MB in the end (delta: 740.8 MB). Free memory was 140.5 MB in the beginning and 159.3 MB in the end (delta: -18.8 MB). Peak memory consumption was 766.1 MB. Max. memory is 7.1 GB. [2020-07-20 04:13:47,531 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30 ms. Allocated memory is still 136.3 MB. Free memory was 119.4 MB in the beginning and 119.2 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 581.52 ms. Allocated memory was 136.3 MB in the beginning and 201.9 MB in the end (delta: 65.5 MB). Free memory was 100.4 MB in the beginning and 179.6 MB in the end (delta: -79.2 MB). Peak memory consumption was 26.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 67.68 ms. Allocated memory is still 201.9 MB. Free memory was 179.6 MB in the beginning and 177.4 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 881.93 ms. Allocated memory is still 201.9 MB. Free memory was 176.7 MB in the beginning and 141.2 MB in the end (delta: 35.5 MB). Peak memory consumption was 35.5 MB. Max. memory is 7.1 GB. * TraceAbstraction took 55996.70 ms. Allocated memory was 201.9 MB in the beginning and 942.7 MB in the end (delta: 740.8 MB). Free memory was 140.5 MB in the beginning and 159.3 MB in the end (delta: -18.8 MB). Peak memory consumption was 766.1 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: 27.1s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 23.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 28.6s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1010 SDtfs, 3383 SDslu, 932 SDs, 0 SdLazy, 9795 SolverSat, 2250 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 15.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 259 GetRequests, 122 SyntacticMatches, 0 SemanticMatches, 137 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 926 ImplicationChecksByTransitivity, 3.8s 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: 0.8s AutomataMinimizationTime, 5 MinimizatonAttempts, 1546 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 63 LocationsWithAnnotation, 3384 PreInvPairs, 5840 NumberOfFragments, 2614 HoareAnnotationTreeSize, 3384 FomulaSimplifications, 5656030 FormulaSimplificationTreeSizeReduction, 13.8s HoareSimplificationTime, 63 FomulaSimplificationsInter, 167734 FormulaSimplificationTreeSizeReductionInter, 14.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.8s 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...