/usr/bin/java -ea -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/systemc/pc_sfifo_2.cil-2.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-46f3038-m [2020-07-08 12:48:40,336 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-08 12:48:40,338 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-08 12:48:40,350 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-08 12:48:40,351 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-08 12:48:40,352 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-08 12:48:40,353 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-08 12:48:40,355 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-08 12:48:40,356 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-08 12:48:40,357 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-08 12:48:40,358 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-08 12:48:40,359 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-08 12:48:40,359 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-08 12:48:40,360 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-08 12:48:40,361 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-08 12:48:40,362 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-08 12:48:40,363 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-08 12:48:40,364 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-08 12:48:40,366 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-08 12:48:40,368 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-08 12:48:40,369 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-08 12:48:40,370 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-08 12:48:40,371 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-08 12:48:40,372 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-08 12:48:40,374 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-07-08 12:48:40,377 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-08 12:48:40,377 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-08 12:48:40,378 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-08 12:48:40,379 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-08 12:48:40,380 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-08 12:48:40,380 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-08 12:48:40,381 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-08 12:48:40,381 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-08 12:48:40,381 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-08 12:48:40,382 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-08 12:48:40,383 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-08 12:48:40,384 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 [2020-07-08 12:48:40,398 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-08 12:48:40,399 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-08 12:48:40,400 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-08 12:48:40,400 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-08 12:48:40,400 INFO L138 SettingsManager]: * Use SBE=true [2020-07-08 12:48:40,400 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-08 12:48:40,400 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-08 12:48:40,401 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-08 12:48:40,401 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-08 12:48:40,401 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-08 12:48:40,401 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-08 12:48:40,401 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-08 12:48:40,402 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-08 12:48:40,402 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-08 12:48:40,402 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-08 12:48:40,402 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-08 12:48:40,402 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-08 12:48:40,403 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-08 12:48:40,403 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-08 12:48:40,403 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-08 12:48:40,403 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-08 12:48:40,403 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-08 12:48:40,404 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-08 12:48:40,404 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-08 12:48:40,404 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-08 12:48:40,404 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-08 12:48:40,404 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-08 12:48:40,404 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-08 12:48:40,405 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-08 12:48:40,405 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-07-08 12:48:40,699 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-08 12:48:40,712 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-08 12:48:40,716 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-08 12:48:40,717 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-08 12:48:40,717 INFO L275 PluginConnector]: CDTParser initialized [2020-07-08 12:48:40,718 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/systemc/pc_sfifo_2.cil-2.c [2020-07-08 12:48:40,781 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/60954ad21/b37773f5248e4891965ff0dfcd5c17bf/FLAGc046038ad [2020-07-08 12:48:41,279 INFO L306 CDTParser]: Found 1 translation units. [2020-07-08 12:48:41,279 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/systemc/pc_sfifo_2.cil-2.c [2020-07-08 12:48:41,289 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/60954ad21/b37773f5248e4891965ff0dfcd5c17bf/FLAGc046038ad [2020-07-08 12:48:41,675 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/60954ad21/b37773f5248e4891965ff0dfcd5c17bf [2020-07-08 12:48:41,684 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-08 12:48:41,686 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-08 12:48:41,687 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-08 12:48:41,687 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-08 12:48:41,691 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-08 12:48:41,693 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.07 12:48:41" (1/1) ... [2020-07-08 12:48:41,696 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@adb9ff5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 12:48:41, skipping insertion in model container [2020-07-08 12:48:41,696 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.07 12:48:41" (1/1) ... [2020-07-08 12:48:41,704 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-08 12:48:41,733 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-08 12:48:41,984 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-08 12:48:41,997 INFO L203 MainTranslator]: Completed pre-run [2020-07-08 12:48:42,044 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-08 12:48:42,168 INFO L208 MainTranslator]: Completed translation [2020-07-08 12:48:42,169 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 12:48:42 WrapperNode [2020-07-08 12:48:42,169 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-08 12:48:42,170 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-08 12:48:42,171 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-08 12:48:42,171 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-08 12:48:42,181 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 12:48:42" (1/1) ... [2020-07-08 12:48:42,182 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 12:48:42" (1/1) ... [2020-07-08 12:48:42,189 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 12:48:42" (1/1) ... [2020-07-08 12:48:42,190 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 12:48:42" (1/1) ... [2020-07-08 12:48:42,204 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 12:48:42" (1/1) ... [2020-07-08 12:48:42,217 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 12:48:42" (1/1) ... [2020-07-08 12:48:42,220 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 12:48:42" (1/1) ... [2020-07-08 12:48:42,223 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-08 12:48:42,223 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-08 12:48:42,223 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-08 12:48:42,224 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-08 12:48:42,224 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 12:48:42" (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 [2020-07-08 12:48:42,290 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-08 12:48:42,290 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-08 12:48:42,290 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2020-07-08 12:48:42,291 INFO L138 BoogieDeclarations]: Found implementation of procedure update_fifo_q [2020-07-08 12:48:42,291 INFO L138 BoogieDeclarations]: Found implementation of procedure is_do_write_p_triggered [2020-07-08 12:48:42,291 INFO L138 BoogieDeclarations]: Found implementation of procedure is_do_read_c_triggered [2020-07-08 12:48:42,291 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify_threads [2020-07-08 12:48:42,291 INFO L138 BoogieDeclarations]: Found implementation of procedure do_write_p [2020-07-08 12:48:42,291 INFO L138 BoogieDeclarations]: Found implementation of procedure do_read_c [2020-07-08 12:48:42,291 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2020-07-08 12:48:42,292 INFO L138 BoogieDeclarations]: Found implementation of procedure init_threads [2020-07-08 12:48:42,292 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2020-07-08 12:48:42,292 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2020-07-08 12:48:42,292 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2020-07-08 12:48:42,292 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2020-07-08 12:48:42,292 INFO L138 BoogieDeclarations]: Found implementation of procedure eval [2020-07-08 12:48:42,293 INFO L138 BoogieDeclarations]: Found implementation of procedure stop_simulation [2020-07-08 12:48:42,293 INFO L138 BoogieDeclarations]: Found implementation of procedure start_simulation [2020-07-08 12:48:42,293 INFO L138 BoogieDeclarations]: Found implementation of procedure init_model [2020-07-08 12:48:42,293 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-08 12:48:42,293 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-08 12:48:42,293 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-08 12:48:42,294 INFO L130 BoogieDeclarations]: Found specification of procedure error [2020-07-08 12:48:42,294 INFO L130 BoogieDeclarations]: Found specification of procedure update_fifo_q [2020-07-08 12:48:42,294 INFO L130 BoogieDeclarations]: Found specification of procedure is_do_write_p_triggered [2020-07-08 12:48:42,294 INFO L130 BoogieDeclarations]: Found specification of procedure is_do_read_c_triggered [2020-07-08 12:48:42,294 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify_threads [2020-07-08 12:48:42,294 INFO L130 BoogieDeclarations]: Found specification of procedure do_write_p [2020-07-08 12:48:42,294 INFO L130 BoogieDeclarations]: Found specification of procedure do_read_c [2020-07-08 12:48:42,295 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2020-07-08 12:48:42,295 INFO L130 BoogieDeclarations]: Found specification of procedure init_threads [2020-07-08 12:48:42,295 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2020-07-08 12:48:42,295 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2020-07-08 12:48:42,295 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2020-07-08 12:48:42,295 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2020-07-08 12:48:42,296 INFO L130 BoogieDeclarations]: Found specification of procedure eval [2020-07-08 12:48:42,296 INFO L130 BoogieDeclarations]: Found specification of procedure stop_simulation [2020-07-08 12:48:42,296 INFO L130 BoogieDeclarations]: Found specification of procedure start_simulation [2020-07-08 12:48:42,296 INFO L130 BoogieDeclarations]: Found specification of procedure init_model [2020-07-08 12:48:42,296 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-08 12:48:42,296 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-08 12:48:42,296 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-08 12:48:43,028 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-08 12:48:43,028 INFO L295 CfgBuilder]: Removed 4 assume(true) statements. [2020-07-08 12:48:43,034 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.07 12:48:43 BoogieIcfgContainer [2020-07-08 12:48:43,035 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-08 12:48:43,036 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-08 12:48:43,036 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-08 12:48:43,040 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-08 12:48:43,040 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.07 12:48:41" (1/3) ... [2020-07-08 12:48:43,041 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@50d3081f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.07 12:48:43, skipping insertion in model container [2020-07-08 12:48:43,041 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 12:48:42" (2/3) ... [2020-07-08 12:48:43,042 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@50d3081f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.07 12:48:43, skipping insertion in model container [2020-07-08 12:48:43,042 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.07 12:48:43" (3/3) ... [2020-07-08 12:48:43,044 INFO L109 eAbstractionObserver]: Analyzing ICFG pc_sfifo_2.cil-2.c [2020-07-08 12:48:43,054 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-07-08 12:48:43,060 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-08 12:48:43,074 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-08 12:48:43,099 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-08 12:48:43,099 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-08 12:48:43,100 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-07-08 12:48:43,100 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-08 12:48:43,100 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-08 12:48:43,100 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-08 12:48:43,101 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-08 12:48:43,101 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-08 12:48:43,124 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states. [2020-07-08 12:48:43,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2020-07-08 12:48:43,134 INFO L414 BasicCegarLoop]: Found error trace [2020-07-08 12:48:43,135 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] [2020-07-08 12:48:43,136 INFO L427 AbstractCegarLoop]: === Iteration 1 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-08 12:48:43,142 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-08 12:48:43,142 INFO L82 PathProgramCache]: Analyzing trace with hash 742963907, now seen corresponding path program 1 times [2020-07-08 12:48:43,152 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-08 12:48:43,153 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1413483629] [2020-07-08 12:48:43,153 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-08 12:48:43,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:48:43,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:48:43,614 INFO L280 TraceCheckUtils]: 0: Hoare triple {191#(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)|) (= ~q_buf_0~0 |old(~q_buf_0~0)|) (= ~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)|) (= ~q_write_ev~0 |old(~q_write_ev~0)|))} ~q_buf_0~0 := 0;~q_free~0 := 0;~q_read_ev~0 := 0;~q_write_ev~0 := 0;~q_req_up~0 := 0;~q_ev~0 := 0;~p_num_write~0 := 0;~p_last_write~0 := 0;~p_dw_st~0 := 0;~p_dw_pc~0 := 0;~p_dw_i~0 := 0;~c_num_read~0 := 0;~c_last_read~0 := 0;~c_dr_st~0 := 0;~c_dr_pc~0 := 0;~c_dr_i~0 := 0;~a_t~0 := 0; {141#true} is VALID [2020-07-08 12:48:43,615 INFO L280 TraceCheckUtils]: 1: Hoare triple {141#true} assume true; {141#true} is VALID [2020-07-08 12:48:43,615 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {141#true} {141#true} #381#return; {141#true} is VALID [2020-07-08 12:48:43,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:48:43,683 INFO L280 TraceCheckUtils]: 0: Hoare triple {192#(and (= ~c_num_read~0 |old(~c_num_read~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)|) (= ~q_read_ev~0 |old(~q_read_ev~0)|) (= ~c_dr_pc~0 |old(~c_dr_pc~0)|) (= ~c_dr_i~0 |old(~c_dr_i~0)|) (= ~q_free~0 |old(~q_free~0)|) (= ~q_write_ev~0 |old(~q_write_ev~0)|))} ~q_free~0 := 1;~q_write_ev~0 := 2;~q_read_ev~0 := ~q_write_ev~0;~p_num_write~0 := 0;~p_dw_pc~0 := 0;~p_dw_i~0 := 1;~c_num_read~0 := 0;~c_dr_pc~0 := 0;~c_dr_i~0 := 1; {193#(<= 2 ~q_read_ev~0)} is VALID [2020-07-08 12:48:43,684 INFO L280 TraceCheckUtils]: 1: Hoare triple {193#(<= 2 ~q_read_ev~0)} assume true; {193#(<= 2 ~q_read_ev~0)} is VALID [2020-07-08 12:48:43,686 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {193#(<= 2 ~q_read_ev~0)} {141#true} #339#return; {149#(not (= 0 ~q_read_ev~0))} is VALID [2020-07-08 12:48:43,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:48:43,730 INFO L280 TraceCheckUtils]: 0: Hoare triple {194#(and (= ~q_read_ev~0 |old(~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)|))} assume !(1 == ~q_req_up~0); {195#(= |old(~q_read_ev~0)| ~q_read_ev~0)} is VALID [2020-07-08 12:48:43,731 INFO L280 TraceCheckUtils]: 1: Hoare triple {195#(= |old(~q_read_ev~0)| ~q_read_ev~0)} assume true; {195#(= |old(~q_read_ev~0)| ~q_read_ev~0)} is VALID [2020-07-08 12:48:43,732 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {195#(= |old(~q_read_ev~0)| ~q_read_ev~0)} {149#(not (= 0 ~q_read_ev~0))} #359#return; {149#(not (= 0 ~q_read_ev~0))} is VALID [2020-07-08 12:48:43,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:48:43,757 INFO L280 TraceCheckUtils]: 0: Hoare triple {196#(and (= ~p_dw_st~0 |old(~p_dw_st~0)|) (= ~c_dr_st~0 |old(~c_dr_st~0)|))} assume 1 == ~p_dw_i~0;~p_dw_st~0 := 0; {141#true} is VALID [2020-07-08 12:48:43,757 INFO L280 TraceCheckUtils]: 1: Hoare triple {141#true} assume 1 == ~c_dr_i~0;~c_dr_st~0 := 0; {141#true} is VALID [2020-07-08 12:48:43,758 INFO L280 TraceCheckUtils]: 2: Hoare triple {141#true} assume true; {141#true} is VALID [2020-07-08 12:48:43,759 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {141#true} {149#(not (= 0 ~q_read_ev~0))} #361#return; {149#(not (= 0 ~q_read_ev~0))} is VALID [2020-07-08 12:48:43,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:48:43,800 INFO L280 TraceCheckUtils]: 0: Hoare triple {197#(and (= ~q_read_ev~0 |old(~q_read_ev~0)|) (= ~q_write_ev~0 |old(~q_write_ev~0)|))} assume 0 == ~q_read_ev~0;~q_read_ev~0 := 1; {198#(= |old(~q_read_ev~0)| 0)} is VALID [2020-07-08 12:48:43,801 INFO L280 TraceCheckUtils]: 1: Hoare triple {198#(= |old(~q_read_ev~0)| 0)} assume 0 == ~q_write_ev~0;~q_write_ev~0 := 1; {198#(= |old(~q_read_ev~0)| 0)} is VALID [2020-07-08 12:48:43,802 INFO L280 TraceCheckUtils]: 2: Hoare triple {198#(= |old(~q_read_ev~0)| 0)} assume true; {198#(= |old(~q_read_ev~0)| 0)} is VALID [2020-07-08 12:48:43,803 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {198#(= |old(~q_read_ev~0)| 0)} {149#(not (= 0 ~q_read_ev~0))} #363#return; {142#false} is VALID [2020-07-08 12:48:43,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:48:43,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:48:43,829 INFO L280 TraceCheckUtils]: 0: Hoare triple {141#true} havoc ~__retres1~0; {141#true} is VALID [2020-07-08 12:48:43,830 INFO L280 TraceCheckUtils]: 1: Hoare triple {141#true} assume !(1 == ~p_dw_pc~0); {141#true} is VALID [2020-07-08 12:48:43,830 INFO L280 TraceCheckUtils]: 2: Hoare triple {141#true} ~__retres1~0 := 0; {141#true} is VALID [2020-07-08 12:48:43,831 INFO L280 TraceCheckUtils]: 3: Hoare triple {141#true} #res := ~__retres1~0; {141#true} is VALID [2020-07-08 12:48:43,831 INFO L280 TraceCheckUtils]: 4: Hoare triple {141#true} assume true; {141#true} is VALID [2020-07-08 12:48:43,831 INFO L275 TraceCheckUtils]: 5: Hoare quadruple {141#true} {141#true} #335#return; {141#true} is VALID [2020-07-08 12:48:43,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:48:43,838 INFO L280 TraceCheckUtils]: 0: Hoare triple {141#true} havoc ~__retres1~1; {141#true} is VALID [2020-07-08 12:48:43,839 INFO L280 TraceCheckUtils]: 1: Hoare triple {141#true} assume 1 == ~c_dr_pc~0; {141#true} is VALID [2020-07-08 12:48:43,839 INFO L280 TraceCheckUtils]: 2: Hoare triple {141#true} assume 1 == ~q_write_ev~0;~__retres1~1 := 1; {141#true} is VALID [2020-07-08 12:48:43,840 INFO L280 TraceCheckUtils]: 3: Hoare triple {141#true} #res := ~__retres1~1; {141#true} is VALID [2020-07-08 12:48:43,840 INFO L280 TraceCheckUtils]: 4: Hoare triple {141#true} assume true; {141#true} is VALID [2020-07-08 12:48:43,840 INFO L275 TraceCheckUtils]: 5: Hoare quadruple {141#true} {141#true} #337#return; {141#true} is VALID [2020-07-08 12:48:43,841 INFO L280 TraceCheckUtils]: 0: Hoare triple {196#(and (= ~p_dw_st~0 |old(~p_dw_st~0)|) (= ~c_dr_st~0 |old(~c_dr_st~0)|))} havoc ~tmp~1;havoc ~tmp___0~1; {141#true} is VALID [2020-07-08 12:48:43,841 INFO L263 TraceCheckUtils]: 1: Hoare triple {141#true} call #t~ret3 := is_do_write_p_triggered(); {141#true} is VALID [2020-07-08 12:48:43,842 INFO L280 TraceCheckUtils]: 2: Hoare triple {141#true} havoc ~__retres1~0; {141#true} is VALID [2020-07-08 12:48:43,842 INFO L280 TraceCheckUtils]: 3: Hoare triple {141#true} assume !(1 == ~p_dw_pc~0); {141#true} is VALID [2020-07-08 12:48:43,843 INFO L280 TraceCheckUtils]: 4: Hoare triple {141#true} ~__retres1~0 := 0; {141#true} is VALID [2020-07-08 12:48:43,843 INFO L280 TraceCheckUtils]: 5: Hoare triple {141#true} #res := ~__retres1~0; {141#true} is VALID [2020-07-08 12:48:43,847 INFO L280 TraceCheckUtils]: 6: Hoare triple {141#true} assume true; {141#true} is VALID [2020-07-08 12:48:43,848 INFO L275 TraceCheckUtils]: 7: Hoare quadruple {141#true} {141#true} #335#return; {141#true} is VALID [2020-07-08 12:48:43,848 INFO L280 TraceCheckUtils]: 8: Hoare triple {141#true} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;~tmp~1 := #t~ret3;havoc #t~ret3; {141#true} is VALID [2020-07-08 12:48:43,849 INFO L280 TraceCheckUtils]: 9: Hoare triple {141#true} assume 0 != ~tmp~1;~p_dw_st~0 := 0; {141#true} is VALID [2020-07-08 12:48:43,849 INFO L263 TraceCheckUtils]: 10: Hoare triple {141#true} call #t~ret4 := is_do_read_c_triggered(); {141#true} is VALID [2020-07-08 12:48:43,850 INFO L280 TraceCheckUtils]: 11: Hoare triple {141#true} havoc ~__retres1~1; {141#true} is VALID [2020-07-08 12:48:43,850 INFO L280 TraceCheckUtils]: 12: Hoare triple {141#true} assume 1 == ~c_dr_pc~0; {141#true} is VALID [2020-07-08 12:48:43,850 INFO L280 TraceCheckUtils]: 13: Hoare triple {141#true} assume 1 == ~q_write_ev~0;~__retres1~1 := 1; {141#true} is VALID [2020-07-08 12:48:43,851 INFO L280 TraceCheckUtils]: 14: Hoare triple {141#true} #res := ~__retres1~1; {141#true} is VALID [2020-07-08 12:48:43,853 INFO L280 TraceCheckUtils]: 15: Hoare triple {141#true} assume true; {141#true} is VALID [2020-07-08 12:48:43,853 INFO L275 TraceCheckUtils]: 16: Hoare quadruple {141#true} {141#true} #337#return; {141#true} is VALID [2020-07-08 12:48:43,854 INFO L280 TraceCheckUtils]: 17: Hoare triple {141#true} assume -2147483648 <= #t~ret4 && #t~ret4 <= 2147483647;~tmp___0~1 := #t~ret4;havoc #t~ret4; {141#true} is VALID [2020-07-08 12:48:43,854 INFO L280 TraceCheckUtils]: 18: Hoare triple {141#true} assume 0 != ~tmp___0~1;~c_dr_st~0 := 0; {141#true} is VALID [2020-07-08 12:48:43,855 INFO L280 TraceCheckUtils]: 19: Hoare triple {141#true} assume true; {141#true} is VALID [2020-07-08 12:48:43,860 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {141#true} {142#false} #365#return; {142#false} is VALID [2020-07-08 12:48:43,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:48:43,881 INFO L280 TraceCheckUtils]: 0: Hoare triple {197#(and (= ~q_read_ev~0 |old(~q_read_ev~0)|) (= ~q_write_ev~0 |old(~q_write_ev~0)|))} assume 1 == ~q_read_ev~0;~q_read_ev~0 := 2; {141#true} is VALID [2020-07-08 12:48:43,882 INFO L280 TraceCheckUtils]: 1: Hoare triple {141#true} assume 1 == ~q_write_ev~0;~q_write_ev~0 := 2; {141#true} is VALID [2020-07-08 12:48:43,882 INFO L280 TraceCheckUtils]: 2: Hoare triple {141#true} assume true; {141#true} is VALID [2020-07-08 12:48:43,883 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {141#true} {142#false} #367#return; {142#false} is VALID [2020-07-08 12:48:43,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:48:43,894 INFO L280 TraceCheckUtils]: 0: Hoare triple {141#true} havoc ~__retres1~2; {141#true} is VALID [2020-07-08 12:48:43,895 INFO L280 TraceCheckUtils]: 1: Hoare triple {141#true} assume 0 == ~p_dw_st~0;~__retres1~2 := 1; {141#true} is VALID [2020-07-08 12:48:43,895 INFO L280 TraceCheckUtils]: 2: Hoare triple {141#true} #res := ~__retres1~2; {141#true} is VALID [2020-07-08 12:48:43,896 INFO L280 TraceCheckUtils]: 3: Hoare triple {141#true} assume true; {141#true} is VALID [2020-07-08 12:48:43,896 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {141#true} {142#false} #347#return; {142#false} is VALID [2020-07-08 12:48:43,900 INFO L263 TraceCheckUtils]: 0: Hoare triple {141#true} call ULTIMATE.init(); {191#(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)|) (= ~q_buf_0~0 |old(~q_buf_0~0)|) (= ~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)|) (= ~q_write_ev~0 |old(~q_write_ev~0)|))} is VALID [2020-07-08 12:48:43,900 INFO L280 TraceCheckUtils]: 1: Hoare triple {191#(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)|) (= ~q_buf_0~0 |old(~q_buf_0~0)|) (= ~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)|) (= ~q_write_ev~0 |old(~q_write_ev~0)|))} ~q_buf_0~0 := 0;~q_free~0 := 0;~q_read_ev~0 := 0;~q_write_ev~0 := 0;~q_req_up~0 := 0;~q_ev~0 := 0;~p_num_write~0 := 0;~p_last_write~0 := 0;~p_dw_st~0 := 0;~p_dw_pc~0 := 0;~p_dw_i~0 := 0;~c_num_read~0 := 0;~c_last_read~0 := 0;~c_dr_st~0 := 0;~c_dr_pc~0 := 0;~c_dr_i~0 := 0;~a_t~0 := 0; {141#true} is VALID [2020-07-08 12:48:43,901 INFO L280 TraceCheckUtils]: 2: Hoare triple {141#true} assume true; {141#true} is VALID [2020-07-08 12:48:43,901 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {141#true} {141#true} #381#return; {141#true} is VALID [2020-07-08 12:48:43,901 INFO L263 TraceCheckUtils]: 4: Hoare triple {141#true} call #t~ret10 := main(); {141#true} is VALID [2020-07-08 12:48:43,902 INFO L280 TraceCheckUtils]: 5: Hoare triple {141#true} havoc ~__retres1~3; {141#true} is VALID [2020-07-08 12:48:43,906 INFO L263 TraceCheckUtils]: 6: Hoare triple {141#true} call init_model(); {192#(and (= ~c_num_read~0 |old(~c_num_read~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)|) (= ~q_read_ev~0 |old(~q_read_ev~0)|) (= ~c_dr_pc~0 |old(~c_dr_pc~0)|) (= ~c_dr_i~0 |old(~c_dr_i~0)|) (= ~q_free~0 |old(~q_free~0)|) (= ~q_write_ev~0 |old(~q_write_ev~0)|))} is VALID [2020-07-08 12:48:43,908 INFO L280 TraceCheckUtils]: 7: Hoare triple {192#(and (= ~c_num_read~0 |old(~c_num_read~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)|) (= ~q_read_ev~0 |old(~q_read_ev~0)|) (= ~c_dr_pc~0 |old(~c_dr_pc~0)|) (= ~c_dr_i~0 |old(~c_dr_i~0)|) (= ~q_free~0 |old(~q_free~0)|) (= ~q_write_ev~0 |old(~q_write_ev~0)|))} ~q_free~0 := 1;~q_write_ev~0 := 2;~q_read_ev~0 := ~q_write_ev~0;~p_num_write~0 := 0;~p_dw_pc~0 := 0;~p_dw_i~0 := 1;~c_num_read~0 := 0;~c_dr_pc~0 := 0;~c_dr_i~0 := 1; {193#(<= 2 ~q_read_ev~0)} is VALID [2020-07-08 12:48:43,909 INFO L280 TraceCheckUtils]: 8: Hoare triple {193#(<= 2 ~q_read_ev~0)} assume true; {193#(<= 2 ~q_read_ev~0)} is VALID [2020-07-08 12:48:43,911 INFO L275 TraceCheckUtils]: 9: Hoare quadruple {193#(<= 2 ~q_read_ev~0)} {141#true} #339#return; {149#(not (= 0 ~q_read_ev~0))} is VALID [2020-07-08 12:48:43,913 INFO L263 TraceCheckUtils]: 10: Hoare triple {149#(not (= 0 ~q_read_ev~0))} call start_simulation(); {149#(not (= 0 ~q_read_ev~0))} is VALID [2020-07-08 12:48:43,914 INFO L280 TraceCheckUtils]: 11: Hoare triple {149#(not (= 0 ~q_read_ev~0))} havoc ~kernel_st~0;havoc ~tmp~4;~kernel_st~0 := 0; {149#(not (= 0 ~q_read_ev~0))} is VALID [2020-07-08 12:48:43,915 INFO L263 TraceCheckUtils]: 12: Hoare triple {149#(not (= 0 ~q_read_ev~0))} call update_channels(); {194#(and (= ~q_read_ev~0 |old(~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)|))} is VALID [2020-07-08 12:48:43,916 INFO L280 TraceCheckUtils]: 13: Hoare triple {194#(and (= ~q_read_ev~0 |old(~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)|))} assume !(1 == ~q_req_up~0); {195#(= |old(~q_read_ev~0)| ~q_read_ev~0)} is VALID [2020-07-08 12:48:43,917 INFO L280 TraceCheckUtils]: 14: Hoare triple {195#(= |old(~q_read_ev~0)| ~q_read_ev~0)} assume true; {195#(= |old(~q_read_ev~0)| ~q_read_ev~0)} is VALID [2020-07-08 12:48:43,918 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {195#(= |old(~q_read_ev~0)| ~q_read_ev~0)} {149#(not (= 0 ~q_read_ev~0))} #359#return; {149#(not (= 0 ~q_read_ev~0))} is VALID [2020-07-08 12:48:43,919 INFO L263 TraceCheckUtils]: 16: Hoare triple {149#(not (= 0 ~q_read_ev~0))} call init_threads(); {196#(and (= ~p_dw_st~0 |old(~p_dw_st~0)|) (= ~c_dr_st~0 |old(~c_dr_st~0)|))} is VALID [2020-07-08 12:48:43,920 INFO L280 TraceCheckUtils]: 17: Hoare triple {196#(and (= ~p_dw_st~0 |old(~p_dw_st~0)|) (= ~c_dr_st~0 |old(~c_dr_st~0)|))} assume 1 == ~p_dw_i~0;~p_dw_st~0 := 0; {141#true} is VALID [2020-07-08 12:48:43,920 INFO L280 TraceCheckUtils]: 18: Hoare triple {141#true} assume 1 == ~c_dr_i~0;~c_dr_st~0 := 0; {141#true} is VALID [2020-07-08 12:48:43,921 INFO L280 TraceCheckUtils]: 19: Hoare triple {141#true} assume true; {141#true} is VALID [2020-07-08 12:48:43,922 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {141#true} {149#(not (= 0 ~q_read_ev~0))} #361#return; {149#(not (= 0 ~q_read_ev~0))} is VALID [2020-07-08 12:48:43,923 INFO L263 TraceCheckUtils]: 21: Hoare triple {149#(not (= 0 ~q_read_ev~0))} call fire_delta_events(); {197#(and (= ~q_read_ev~0 |old(~q_read_ev~0)|) (= ~q_write_ev~0 |old(~q_write_ev~0)|))} is VALID [2020-07-08 12:48:43,925 INFO L280 TraceCheckUtils]: 22: Hoare triple {197#(and (= ~q_read_ev~0 |old(~q_read_ev~0)|) (= ~q_write_ev~0 |old(~q_write_ev~0)|))} assume 0 == ~q_read_ev~0;~q_read_ev~0 := 1; {198#(= |old(~q_read_ev~0)| 0)} is VALID [2020-07-08 12:48:43,927 INFO L280 TraceCheckUtils]: 23: Hoare triple {198#(= |old(~q_read_ev~0)| 0)} assume 0 == ~q_write_ev~0;~q_write_ev~0 := 1; {198#(= |old(~q_read_ev~0)| 0)} is VALID [2020-07-08 12:48:43,928 INFO L280 TraceCheckUtils]: 24: Hoare triple {198#(= |old(~q_read_ev~0)| 0)} assume true; {198#(= |old(~q_read_ev~0)| 0)} is VALID [2020-07-08 12:48:43,929 INFO L275 TraceCheckUtils]: 25: Hoare quadruple {198#(= |old(~q_read_ev~0)| 0)} {149#(not (= 0 ~q_read_ev~0))} #363#return; {142#false} is VALID [2020-07-08 12:48:43,929 INFO L263 TraceCheckUtils]: 26: Hoare triple {142#false} call activate_threads(); {196#(and (= ~p_dw_st~0 |old(~p_dw_st~0)|) (= ~c_dr_st~0 |old(~c_dr_st~0)|))} is VALID [2020-07-08 12:48:43,930 INFO L280 TraceCheckUtils]: 27: Hoare triple {196#(and (= ~p_dw_st~0 |old(~p_dw_st~0)|) (= ~c_dr_st~0 |old(~c_dr_st~0)|))} havoc ~tmp~1;havoc ~tmp___0~1; {141#true} is VALID [2020-07-08 12:48:43,930 INFO L263 TraceCheckUtils]: 28: Hoare triple {141#true} call #t~ret3 := is_do_write_p_triggered(); {141#true} is VALID [2020-07-08 12:48:43,931 INFO L280 TraceCheckUtils]: 29: Hoare triple {141#true} havoc ~__retres1~0; {141#true} is VALID [2020-07-08 12:48:43,931 INFO L280 TraceCheckUtils]: 30: Hoare triple {141#true} assume !(1 == ~p_dw_pc~0); {141#true} is VALID [2020-07-08 12:48:43,931 INFO L280 TraceCheckUtils]: 31: Hoare triple {141#true} ~__retres1~0 := 0; {141#true} is VALID [2020-07-08 12:48:43,932 INFO L280 TraceCheckUtils]: 32: Hoare triple {141#true} #res := ~__retres1~0; {141#true} is VALID [2020-07-08 12:48:43,933 INFO L280 TraceCheckUtils]: 33: Hoare triple {141#true} assume true; {141#true} is VALID [2020-07-08 12:48:43,933 INFO L275 TraceCheckUtils]: 34: Hoare quadruple {141#true} {141#true} #335#return; {141#true} is VALID [2020-07-08 12:48:43,934 INFO L280 TraceCheckUtils]: 35: Hoare triple {141#true} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;~tmp~1 := #t~ret3;havoc #t~ret3; {141#true} is VALID [2020-07-08 12:48:43,934 INFO L280 TraceCheckUtils]: 36: Hoare triple {141#true} assume 0 != ~tmp~1;~p_dw_st~0 := 0; {141#true} is VALID [2020-07-08 12:48:43,934 INFO L263 TraceCheckUtils]: 37: Hoare triple {141#true} call #t~ret4 := is_do_read_c_triggered(); {141#true} is VALID [2020-07-08 12:48:43,935 INFO L280 TraceCheckUtils]: 38: Hoare triple {141#true} havoc ~__retres1~1; {141#true} is VALID [2020-07-08 12:48:43,935 INFO L280 TraceCheckUtils]: 39: Hoare triple {141#true} assume 1 == ~c_dr_pc~0; {141#true} is VALID [2020-07-08 12:48:43,935 INFO L280 TraceCheckUtils]: 40: Hoare triple {141#true} assume 1 == ~q_write_ev~0;~__retres1~1 := 1; {141#true} is VALID [2020-07-08 12:48:43,936 INFO L280 TraceCheckUtils]: 41: Hoare triple {141#true} #res := ~__retres1~1; {141#true} is VALID [2020-07-08 12:48:43,941 INFO L280 TraceCheckUtils]: 42: Hoare triple {141#true} assume true; {141#true} is VALID [2020-07-08 12:48:43,941 INFO L275 TraceCheckUtils]: 43: Hoare quadruple {141#true} {141#true} #337#return; {141#true} is VALID [2020-07-08 12:48:43,942 INFO L280 TraceCheckUtils]: 44: Hoare triple {141#true} assume -2147483648 <= #t~ret4 && #t~ret4 <= 2147483647;~tmp___0~1 := #t~ret4;havoc #t~ret4; {141#true} is VALID [2020-07-08 12:48:43,942 INFO L280 TraceCheckUtils]: 45: Hoare triple {141#true} assume 0 != ~tmp___0~1;~c_dr_st~0 := 0; {141#true} is VALID [2020-07-08 12:48:43,943 INFO L280 TraceCheckUtils]: 46: Hoare triple {141#true} assume true; {141#true} is VALID [2020-07-08 12:48:43,943 INFO L275 TraceCheckUtils]: 47: Hoare quadruple {141#true} {142#false} #365#return; {142#false} is VALID [2020-07-08 12:48:43,943 INFO L263 TraceCheckUtils]: 48: Hoare triple {142#false} call reset_delta_events(); {197#(and (= ~q_read_ev~0 |old(~q_read_ev~0)|) (= ~q_write_ev~0 |old(~q_write_ev~0)|))} is VALID [2020-07-08 12:48:43,944 INFO L280 TraceCheckUtils]: 49: Hoare triple {197#(and (= ~q_read_ev~0 |old(~q_read_ev~0)|) (= ~q_write_ev~0 |old(~q_write_ev~0)|))} assume 1 == ~q_read_ev~0;~q_read_ev~0 := 2; {141#true} is VALID [2020-07-08 12:48:43,945 INFO L280 TraceCheckUtils]: 50: Hoare triple {141#true} assume 1 == ~q_write_ev~0;~q_write_ev~0 := 2; {141#true} is VALID [2020-07-08 12:48:43,945 INFO L280 TraceCheckUtils]: 51: Hoare triple {141#true} assume true; {141#true} is VALID [2020-07-08 12:48:43,946 INFO L275 TraceCheckUtils]: 52: Hoare quadruple {141#true} {142#false} #367#return; {142#false} is VALID [2020-07-08 12:48:43,946 INFO L280 TraceCheckUtils]: 53: Hoare triple {142#false} assume !false; {142#false} is VALID [2020-07-08 12:48:43,947 INFO L280 TraceCheckUtils]: 54: Hoare triple {142#false} ~kernel_st~0 := 1; {142#false} is VALID [2020-07-08 12:48:43,947 INFO L263 TraceCheckUtils]: 55: Hoare triple {142#false} call eval(); {142#false} is VALID [2020-07-08 12:48:43,949 INFO L280 TraceCheckUtils]: 56: Hoare triple {142#false} havoc ~tmp~2;havoc ~tmp___0~2;havoc ~tmp___1~0; {142#false} is VALID [2020-07-08 12:48:43,949 INFO L280 TraceCheckUtils]: 57: Hoare triple {142#false} assume !false; {142#false} is VALID [2020-07-08 12:48:43,950 INFO L263 TraceCheckUtils]: 58: Hoare triple {142#false} call #t~ret5 := exists_runnable_thread(); {141#true} is VALID [2020-07-08 12:48:43,950 INFO L280 TraceCheckUtils]: 59: Hoare triple {141#true} havoc ~__retres1~2; {141#true} is VALID [2020-07-08 12:48:43,951 INFO L280 TraceCheckUtils]: 60: Hoare triple {141#true} assume 0 == ~p_dw_st~0;~__retres1~2 := 1; {141#true} is VALID [2020-07-08 12:48:43,960 INFO L280 TraceCheckUtils]: 61: Hoare triple {141#true} #res := ~__retres1~2; {141#true} is VALID [2020-07-08 12:48:43,961 INFO L280 TraceCheckUtils]: 62: Hoare triple {141#true} assume true; {141#true} is VALID [2020-07-08 12:48:43,961 INFO L275 TraceCheckUtils]: 63: Hoare quadruple {141#true} {142#false} #347#return; {142#false} is VALID [2020-07-08 12:48:43,962 INFO L280 TraceCheckUtils]: 64: Hoare triple {142#false} assume -2147483648 <= #t~ret5 && #t~ret5 <= 2147483647;~tmp___1~0 := #t~ret5;havoc #t~ret5; {142#false} is VALID [2020-07-08 12:48:43,962 INFO L280 TraceCheckUtils]: 65: Hoare triple {142#false} assume 0 != ~tmp___1~0; {142#false} is VALID [2020-07-08 12:48:43,963 INFO L280 TraceCheckUtils]: 66: Hoare triple {142#false} assume 0 == ~p_dw_st~0;assume -2147483648 <= #t~nondet6 && #t~nondet6 <= 2147483647;~tmp~2 := #t~nondet6;havoc #t~nondet6; {142#false} is VALID [2020-07-08 12:48:43,966 INFO L280 TraceCheckUtils]: 67: Hoare triple {142#false} assume !(0 != ~tmp~2); {142#false} is VALID [2020-07-08 12:48:43,967 INFO L263 TraceCheckUtils]: 68: Hoare triple {142#false} call error(); {142#false} is VALID [2020-07-08 12:48:43,967 INFO L280 TraceCheckUtils]: 69: Hoare triple {142#false} assume !false; {142#false} is VALID [2020-07-08 12:48:43,990 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-08 12:48:43,991 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1413483629] [2020-07-08 12:48:43,993 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-08 12:48:43,993 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-07-08 12:48:43,994 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [69433105] [2020-07-08 12:48:44,003 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 70 [2020-07-08 12:48:44,009 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-08 12:48:44,014 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 11 states. [2020-07-08 12:48:44,136 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 70 edges. 70 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 12:48:44,136 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-07-08 12:48:44,137 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-08 12:48:44,146 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-07-08 12:48:44,148 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=80, Unknown=0, NotChecked=0, Total=110 [2020-07-08 12:48:44,150 INFO L87 Difference]: Start difference. First operand 138 states. Second operand 11 states. [2020-07-08 12:48:54,963 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 12:48:54,963 INFO L93 Difference]: Finished difference Result 555 states and 925 transitions. [2020-07-08 12:48:54,963 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2020-07-08 12:48:54,964 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 70 [2020-07-08 12:48:54,964 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-08 12:48:54,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2020-07-08 12:48:55,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 25 states and 925 transitions. [2020-07-08 12:48:55,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2020-07-08 12:48:55,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 25 states and 925 transitions. [2020-07-08 12:48:55,042 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 25 states and 925 transitions. [2020-07-08 12:48:56,662 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 925 edges. 925 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 12:48:56,727 INFO L225 Difference]: With dead ends: 555 [2020-07-08 12:48:56,727 INFO L226 Difference]: Without dead ends: 419 [2020-07-08 12:48:56,743 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 175 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=226, Invalid=644, Unknown=0, NotChecked=0, Total=870 [2020-07-08 12:48:56,766 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 419 states. [2020-07-08 12:48:57,537 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 419 to 240. [2020-07-08 12:48:57,538 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-08 12:48:57,538 INFO L82 GeneralOperation]: Start isEquivalent. First operand 419 states. Second operand 240 states. [2020-07-08 12:48:57,539 INFO L74 IsIncluded]: Start isIncluded. First operand 419 states. Second operand 240 states. [2020-07-08 12:48:57,539 INFO L87 Difference]: Start difference. First operand 419 states. Second operand 240 states. [2020-07-08 12:48:57,580 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 12:48:57,581 INFO L93 Difference]: Finished difference Result 419 states and 636 transitions. [2020-07-08 12:48:57,582 INFO L276 IsEmpty]: Start isEmpty. Operand 419 states and 636 transitions. [2020-07-08 12:48:57,597 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 12:48:57,598 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 12:48:57,598 INFO L74 IsIncluded]: Start isIncluded. First operand 240 states. Second operand 419 states. [2020-07-08 12:48:57,598 INFO L87 Difference]: Start difference. First operand 240 states. Second operand 419 states. [2020-07-08 12:48:57,632 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 12:48:57,633 INFO L93 Difference]: Finished difference Result 419 states and 636 transitions. [2020-07-08 12:48:57,633 INFO L276 IsEmpty]: Start isEmpty. Operand 419 states and 636 transitions. [2020-07-08 12:48:57,639 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 12:48:57,639 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 12:48:57,639 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-08 12:48:57,639 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-08 12:48:57,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 240 states. [2020-07-08 12:48:57,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 240 states and 315 transitions. [2020-07-08 12:48:57,658 INFO L78 Accepts]: Start accepts. Automaton has 240 states and 315 transitions. Word has length 70 [2020-07-08 12:48:57,663 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-08 12:48:57,663 INFO L479 AbstractCegarLoop]: Abstraction has 240 states and 315 transitions. [2020-07-08 12:48:57,663 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-07-08 12:48:57,664 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 315 transitions. [2020-07-08 12:48:57,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2020-07-08 12:48:57,674 INFO L414 BasicCegarLoop]: Found error trace [2020-07-08 12:48:57,675 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] [2020-07-08 12:48:57,676 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-07-08 12:48:57,676 INFO L427 AbstractCegarLoop]: === Iteration 2 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-08 12:48:57,676 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-08 12:48:57,677 INFO L82 PathProgramCache]: Analyzing trace with hash -1190139517, now seen corresponding path program 1 times [2020-07-08 12:48:57,677 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-08 12:48:57,677 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1475544965] [2020-07-08 12:48:57,677 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-08 12:48:57,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:48:57,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:48:57,889 INFO L280 TraceCheckUtils]: 0: Hoare triple {2279#(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)|) (= ~q_buf_0~0 |old(~q_buf_0~0)|) (= ~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)|) (= ~q_write_ev~0 |old(~q_write_ev~0)|))} ~q_buf_0~0 := 0;~q_free~0 := 0;~q_read_ev~0 := 0;~q_write_ev~0 := 0;~q_req_up~0 := 0;~q_ev~0 := 0;~p_num_write~0 := 0;~p_last_write~0 := 0;~p_dw_st~0 := 0;~p_dw_pc~0 := 0;~p_dw_i~0 := 0;~c_num_read~0 := 0;~c_last_read~0 := 0;~c_dr_st~0 := 0;~c_dr_pc~0 := 0;~c_dr_i~0 := 0;~a_t~0 := 0; {2229#true} is VALID [2020-07-08 12:48:57,889 INFO L280 TraceCheckUtils]: 1: Hoare triple {2229#true} assume true; {2229#true} is VALID [2020-07-08 12:48:57,889 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {2229#true} {2229#true} #381#return; {2229#true} is VALID [2020-07-08 12:48:57,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:48:57,937 INFO L280 TraceCheckUtils]: 0: Hoare triple {2280#(and (= ~c_num_read~0 |old(~c_num_read~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)|) (= ~q_read_ev~0 |old(~q_read_ev~0)|) (= ~c_dr_pc~0 |old(~c_dr_pc~0)|) (= ~c_dr_i~0 |old(~c_dr_i~0)|) (= ~q_free~0 |old(~q_free~0)|) (= ~q_write_ev~0 |old(~q_write_ev~0)|))} ~q_free~0 := 1;~q_write_ev~0 := 2;~q_read_ev~0 := ~q_write_ev~0;~p_num_write~0 := 0;~p_dw_pc~0 := 0;~p_dw_i~0 := 1;~c_num_read~0 := 0;~c_dr_pc~0 := 0;~c_dr_i~0 := 1; {2281#(<= 2 ~q_write_ev~0)} is VALID [2020-07-08 12:48:57,939 INFO L280 TraceCheckUtils]: 1: Hoare triple {2281#(<= 2 ~q_write_ev~0)} assume true; {2281#(<= 2 ~q_write_ev~0)} is VALID [2020-07-08 12:48:57,941 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {2281#(<= 2 ~q_write_ev~0)} {2229#true} #339#return; {2237#(not (= 0 ~q_write_ev~0))} is VALID [2020-07-08 12:48:57,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:48:57,979 INFO L280 TraceCheckUtils]: 0: Hoare triple {2282#(and (= ~q_read_ev~0 |old(~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)|))} assume !(1 == ~q_req_up~0); {2283#(= ~q_write_ev~0 |old(~q_write_ev~0)|)} is VALID [2020-07-08 12:48:57,980 INFO L280 TraceCheckUtils]: 1: Hoare triple {2283#(= ~q_write_ev~0 |old(~q_write_ev~0)|)} assume true; {2283#(= ~q_write_ev~0 |old(~q_write_ev~0)|)} is VALID [2020-07-08 12:48:57,981 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {2283#(= ~q_write_ev~0 |old(~q_write_ev~0)|)} {2237#(not (= 0 ~q_write_ev~0))} #359#return; {2237#(not (= 0 ~q_write_ev~0))} is VALID [2020-07-08 12:48:57,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:48:58,000 INFO L280 TraceCheckUtils]: 0: Hoare triple {2284#(and (= ~p_dw_st~0 |old(~p_dw_st~0)|) (= ~c_dr_st~0 |old(~c_dr_st~0)|))} assume 1 == ~p_dw_i~0;~p_dw_st~0 := 0; {2229#true} is VALID [2020-07-08 12:48:58,001 INFO L280 TraceCheckUtils]: 1: Hoare triple {2229#true} assume 1 == ~c_dr_i~0;~c_dr_st~0 := 0; {2229#true} is VALID [2020-07-08 12:48:58,001 INFO L280 TraceCheckUtils]: 2: Hoare triple {2229#true} assume true; {2229#true} is VALID [2020-07-08 12:48:58,002 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {2229#true} {2237#(not (= 0 ~q_write_ev~0))} #361#return; {2237#(not (= 0 ~q_write_ev~0))} is VALID [2020-07-08 12:48:58,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:48:58,036 INFO L280 TraceCheckUtils]: 0: Hoare triple {2285#(and (= ~q_read_ev~0 |old(~q_read_ev~0)|) (= ~q_write_ev~0 |old(~q_write_ev~0)|))} assume !(0 == ~q_read_ev~0); {2283#(= ~q_write_ev~0 |old(~q_write_ev~0)|)} is VALID [2020-07-08 12:48:58,037 INFO L280 TraceCheckUtils]: 1: Hoare triple {2283#(= ~q_write_ev~0 |old(~q_write_ev~0)|)} assume 0 == ~q_write_ev~0;~q_write_ev~0 := 1; {2286#(= 0 |old(~q_write_ev~0)|)} is VALID [2020-07-08 12:48:58,038 INFO L280 TraceCheckUtils]: 2: Hoare triple {2286#(= 0 |old(~q_write_ev~0)|)} assume true; {2286#(= 0 |old(~q_write_ev~0)|)} is VALID [2020-07-08 12:48:58,039 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {2286#(= 0 |old(~q_write_ev~0)|)} {2237#(not (= 0 ~q_write_ev~0))} #363#return; {2230#false} is VALID [2020-07-08 12:48:58,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:48:58,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:48:58,053 INFO L280 TraceCheckUtils]: 0: Hoare triple {2229#true} havoc ~__retres1~0; {2229#true} is VALID [2020-07-08 12:48:58,053 INFO L280 TraceCheckUtils]: 1: Hoare triple {2229#true} assume !(1 == ~p_dw_pc~0); {2229#true} is VALID [2020-07-08 12:48:58,054 INFO L280 TraceCheckUtils]: 2: Hoare triple {2229#true} ~__retres1~0 := 0; {2229#true} is VALID [2020-07-08 12:48:58,054 INFO L280 TraceCheckUtils]: 3: Hoare triple {2229#true} #res := ~__retres1~0; {2229#true} is VALID [2020-07-08 12:48:58,054 INFO L280 TraceCheckUtils]: 4: Hoare triple {2229#true} assume true; {2229#true} is VALID [2020-07-08 12:48:58,055 INFO L275 TraceCheckUtils]: 5: Hoare quadruple {2229#true} {2229#true} #335#return; {2229#true} is VALID [2020-07-08 12:48:58,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:48:58,059 INFO L280 TraceCheckUtils]: 0: Hoare triple {2229#true} havoc ~__retres1~1; {2229#true} is VALID [2020-07-08 12:48:58,059 INFO L280 TraceCheckUtils]: 1: Hoare triple {2229#true} assume 1 == ~c_dr_pc~0; {2229#true} is VALID [2020-07-08 12:48:58,060 INFO L280 TraceCheckUtils]: 2: Hoare triple {2229#true} assume 1 == ~q_write_ev~0;~__retres1~1 := 1; {2229#true} is VALID [2020-07-08 12:48:58,060 INFO L280 TraceCheckUtils]: 3: Hoare triple {2229#true} #res := ~__retres1~1; {2229#true} is VALID [2020-07-08 12:48:58,060 INFO L280 TraceCheckUtils]: 4: Hoare triple {2229#true} assume true; {2229#true} is VALID [2020-07-08 12:48:58,061 INFO L275 TraceCheckUtils]: 5: Hoare quadruple {2229#true} {2229#true} #337#return; {2229#true} is VALID [2020-07-08 12:48:58,061 INFO L280 TraceCheckUtils]: 0: Hoare triple {2284#(and (= ~p_dw_st~0 |old(~p_dw_st~0)|) (= ~c_dr_st~0 |old(~c_dr_st~0)|))} havoc ~tmp~1;havoc ~tmp___0~1; {2229#true} is VALID [2020-07-08 12:48:58,061 INFO L263 TraceCheckUtils]: 1: Hoare triple {2229#true} call #t~ret3 := is_do_write_p_triggered(); {2229#true} is VALID [2020-07-08 12:48:58,061 INFO L280 TraceCheckUtils]: 2: Hoare triple {2229#true} havoc ~__retres1~0; {2229#true} is VALID [2020-07-08 12:48:58,062 INFO L280 TraceCheckUtils]: 3: Hoare triple {2229#true} assume !(1 == ~p_dw_pc~0); {2229#true} is VALID [2020-07-08 12:48:58,062 INFO L280 TraceCheckUtils]: 4: Hoare triple {2229#true} ~__retres1~0 := 0; {2229#true} is VALID [2020-07-08 12:48:58,062 INFO L280 TraceCheckUtils]: 5: Hoare triple {2229#true} #res := ~__retres1~0; {2229#true} is VALID [2020-07-08 12:48:58,063 INFO L280 TraceCheckUtils]: 6: Hoare triple {2229#true} assume true; {2229#true} is VALID [2020-07-08 12:48:58,063 INFO L275 TraceCheckUtils]: 7: Hoare quadruple {2229#true} {2229#true} #335#return; {2229#true} is VALID [2020-07-08 12:48:58,063 INFO L280 TraceCheckUtils]: 8: Hoare triple {2229#true} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;~tmp~1 := #t~ret3;havoc #t~ret3; {2229#true} is VALID [2020-07-08 12:48:58,063 INFO L280 TraceCheckUtils]: 9: Hoare triple {2229#true} assume 0 != ~tmp~1;~p_dw_st~0 := 0; {2229#true} is VALID [2020-07-08 12:48:58,064 INFO L263 TraceCheckUtils]: 10: Hoare triple {2229#true} call #t~ret4 := is_do_read_c_triggered(); {2229#true} is VALID [2020-07-08 12:48:58,064 INFO L280 TraceCheckUtils]: 11: Hoare triple {2229#true} havoc ~__retres1~1; {2229#true} is VALID [2020-07-08 12:48:58,064 INFO L280 TraceCheckUtils]: 12: Hoare triple {2229#true} assume 1 == ~c_dr_pc~0; {2229#true} is VALID [2020-07-08 12:48:58,064 INFO L280 TraceCheckUtils]: 13: Hoare triple {2229#true} assume 1 == ~q_write_ev~0;~__retres1~1 := 1; {2229#true} is VALID [2020-07-08 12:48:58,065 INFO L280 TraceCheckUtils]: 14: Hoare triple {2229#true} #res := ~__retres1~1; {2229#true} is VALID [2020-07-08 12:48:58,065 INFO L280 TraceCheckUtils]: 15: Hoare triple {2229#true} assume true; {2229#true} is VALID [2020-07-08 12:48:58,065 INFO L275 TraceCheckUtils]: 16: Hoare quadruple {2229#true} {2229#true} #337#return; {2229#true} is VALID [2020-07-08 12:48:58,065 INFO L280 TraceCheckUtils]: 17: Hoare triple {2229#true} assume -2147483648 <= #t~ret4 && #t~ret4 <= 2147483647;~tmp___0~1 := #t~ret4;havoc #t~ret4; {2229#true} is VALID [2020-07-08 12:48:58,066 INFO L280 TraceCheckUtils]: 18: Hoare triple {2229#true} assume 0 != ~tmp___0~1;~c_dr_st~0 := 0; {2229#true} is VALID [2020-07-08 12:48:58,066 INFO L280 TraceCheckUtils]: 19: Hoare triple {2229#true} assume true; {2229#true} is VALID [2020-07-08 12:48:58,066 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {2229#true} {2230#false} #365#return; {2230#false} is VALID [2020-07-08 12:48:58,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:48:58,072 INFO L280 TraceCheckUtils]: 0: Hoare triple {2285#(and (= ~q_read_ev~0 |old(~q_read_ev~0)|) (= ~q_write_ev~0 |old(~q_write_ev~0)|))} assume !(1 == ~q_read_ev~0); {2229#true} is VALID [2020-07-08 12:48:58,072 INFO L280 TraceCheckUtils]: 1: Hoare triple {2229#true} assume 1 == ~q_write_ev~0;~q_write_ev~0 := 2; {2229#true} is VALID [2020-07-08 12:48:58,072 INFO L280 TraceCheckUtils]: 2: Hoare triple {2229#true} assume true; {2229#true} is VALID [2020-07-08 12:48:58,073 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {2229#true} {2230#false} #367#return; {2230#false} is VALID [2020-07-08 12:48:58,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:48:58,077 INFO L280 TraceCheckUtils]: 0: Hoare triple {2229#true} havoc ~__retres1~2; {2229#true} is VALID [2020-07-08 12:48:58,078 INFO L280 TraceCheckUtils]: 1: Hoare triple {2229#true} assume 0 == ~p_dw_st~0;~__retres1~2 := 1; {2229#true} is VALID [2020-07-08 12:48:58,078 INFO L280 TraceCheckUtils]: 2: Hoare triple {2229#true} #res := ~__retres1~2; {2229#true} is VALID [2020-07-08 12:48:58,078 INFO L280 TraceCheckUtils]: 3: Hoare triple {2229#true} assume true; {2229#true} is VALID [2020-07-08 12:48:58,078 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {2229#true} {2230#false} #347#return; {2230#false} is VALID [2020-07-08 12:48:58,080 INFO L263 TraceCheckUtils]: 0: Hoare triple {2229#true} call ULTIMATE.init(); {2279#(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)|) (= ~q_buf_0~0 |old(~q_buf_0~0)|) (= ~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)|) (= ~q_write_ev~0 |old(~q_write_ev~0)|))} is VALID [2020-07-08 12:48:58,081 INFO L280 TraceCheckUtils]: 1: Hoare triple {2279#(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)|) (= ~q_buf_0~0 |old(~q_buf_0~0)|) (= ~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)|) (= ~q_write_ev~0 |old(~q_write_ev~0)|))} ~q_buf_0~0 := 0;~q_free~0 := 0;~q_read_ev~0 := 0;~q_write_ev~0 := 0;~q_req_up~0 := 0;~q_ev~0 := 0;~p_num_write~0 := 0;~p_last_write~0 := 0;~p_dw_st~0 := 0;~p_dw_pc~0 := 0;~p_dw_i~0 := 0;~c_num_read~0 := 0;~c_last_read~0 := 0;~c_dr_st~0 := 0;~c_dr_pc~0 := 0;~c_dr_i~0 := 0;~a_t~0 := 0; {2229#true} is VALID [2020-07-08 12:48:58,081 INFO L280 TraceCheckUtils]: 2: Hoare triple {2229#true} assume true; {2229#true} is VALID [2020-07-08 12:48:58,081 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {2229#true} {2229#true} #381#return; {2229#true} is VALID [2020-07-08 12:48:58,081 INFO L263 TraceCheckUtils]: 4: Hoare triple {2229#true} call #t~ret10 := main(); {2229#true} is VALID [2020-07-08 12:48:58,082 INFO L280 TraceCheckUtils]: 5: Hoare triple {2229#true} havoc ~__retres1~3; {2229#true} is VALID [2020-07-08 12:48:58,083 INFO L263 TraceCheckUtils]: 6: Hoare triple {2229#true} call init_model(); {2280#(and (= ~c_num_read~0 |old(~c_num_read~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)|) (= ~q_read_ev~0 |old(~q_read_ev~0)|) (= ~c_dr_pc~0 |old(~c_dr_pc~0)|) (= ~c_dr_i~0 |old(~c_dr_i~0)|) (= ~q_free~0 |old(~q_free~0)|) (= ~q_write_ev~0 |old(~q_write_ev~0)|))} is VALID [2020-07-08 12:48:58,084 INFO L280 TraceCheckUtils]: 7: Hoare triple {2280#(and (= ~c_num_read~0 |old(~c_num_read~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)|) (= ~q_read_ev~0 |old(~q_read_ev~0)|) (= ~c_dr_pc~0 |old(~c_dr_pc~0)|) (= ~c_dr_i~0 |old(~c_dr_i~0)|) (= ~q_free~0 |old(~q_free~0)|) (= ~q_write_ev~0 |old(~q_write_ev~0)|))} ~q_free~0 := 1;~q_write_ev~0 := 2;~q_read_ev~0 := ~q_write_ev~0;~p_num_write~0 := 0;~p_dw_pc~0 := 0;~p_dw_i~0 := 1;~c_num_read~0 := 0;~c_dr_pc~0 := 0;~c_dr_i~0 := 1; {2281#(<= 2 ~q_write_ev~0)} is VALID [2020-07-08 12:48:58,084 INFO L280 TraceCheckUtils]: 8: Hoare triple {2281#(<= 2 ~q_write_ev~0)} assume true; {2281#(<= 2 ~q_write_ev~0)} is VALID [2020-07-08 12:48:58,085 INFO L275 TraceCheckUtils]: 9: Hoare quadruple {2281#(<= 2 ~q_write_ev~0)} {2229#true} #339#return; {2237#(not (= 0 ~q_write_ev~0))} is VALID [2020-07-08 12:48:58,086 INFO L263 TraceCheckUtils]: 10: Hoare triple {2237#(not (= 0 ~q_write_ev~0))} call start_simulation(); {2237#(not (= 0 ~q_write_ev~0))} is VALID [2020-07-08 12:48:58,086 INFO L280 TraceCheckUtils]: 11: Hoare triple {2237#(not (= 0 ~q_write_ev~0))} havoc ~kernel_st~0;havoc ~tmp~4;~kernel_st~0 := 0; {2237#(not (= 0 ~q_write_ev~0))} is VALID [2020-07-08 12:48:58,087 INFO L263 TraceCheckUtils]: 12: Hoare triple {2237#(not (= 0 ~q_write_ev~0))} call update_channels(); {2282#(and (= ~q_read_ev~0 |old(~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)|))} is VALID [2020-07-08 12:48:58,088 INFO L280 TraceCheckUtils]: 13: Hoare triple {2282#(and (= ~q_read_ev~0 |old(~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)|))} assume !(1 == ~q_req_up~0); {2283#(= ~q_write_ev~0 |old(~q_write_ev~0)|)} is VALID [2020-07-08 12:48:58,088 INFO L280 TraceCheckUtils]: 14: Hoare triple {2283#(= ~q_write_ev~0 |old(~q_write_ev~0)|)} assume true; {2283#(= ~q_write_ev~0 |old(~q_write_ev~0)|)} is VALID [2020-07-08 12:48:58,089 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {2283#(= ~q_write_ev~0 |old(~q_write_ev~0)|)} {2237#(not (= 0 ~q_write_ev~0))} #359#return; {2237#(not (= 0 ~q_write_ev~0))} is VALID [2020-07-08 12:48:58,090 INFO L263 TraceCheckUtils]: 16: Hoare triple {2237#(not (= 0 ~q_write_ev~0))} call init_threads(); {2284#(and (= ~p_dw_st~0 |old(~p_dw_st~0)|) (= ~c_dr_st~0 |old(~c_dr_st~0)|))} is VALID [2020-07-08 12:48:58,090 INFO L280 TraceCheckUtils]: 17: Hoare triple {2284#(and (= ~p_dw_st~0 |old(~p_dw_st~0)|) (= ~c_dr_st~0 |old(~c_dr_st~0)|))} assume 1 == ~p_dw_i~0;~p_dw_st~0 := 0; {2229#true} is VALID [2020-07-08 12:48:58,091 INFO L280 TraceCheckUtils]: 18: Hoare triple {2229#true} assume 1 == ~c_dr_i~0;~c_dr_st~0 := 0; {2229#true} is VALID [2020-07-08 12:48:58,091 INFO L280 TraceCheckUtils]: 19: Hoare triple {2229#true} assume true; {2229#true} is VALID [2020-07-08 12:48:58,091 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {2229#true} {2237#(not (= 0 ~q_write_ev~0))} #361#return; {2237#(not (= 0 ~q_write_ev~0))} is VALID [2020-07-08 12:48:58,092 INFO L263 TraceCheckUtils]: 21: Hoare triple {2237#(not (= 0 ~q_write_ev~0))} call fire_delta_events(); {2285#(and (= ~q_read_ev~0 |old(~q_read_ev~0)|) (= ~q_write_ev~0 |old(~q_write_ev~0)|))} is VALID [2020-07-08 12:48:58,093 INFO L280 TraceCheckUtils]: 22: Hoare triple {2285#(and (= ~q_read_ev~0 |old(~q_read_ev~0)|) (= ~q_write_ev~0 |old(~q_write_ev~0)|))} assume !(0 == ~q_read_ev~0); {2283#(= ~q_write_ev~0 |old(~q_write_ev~0)|)} is VALID [2020-07-08 12:48:58,093 INFO L280 TraceCheckUtils]: 23: Hoare triple {2283#(= ~q_write_ev~0 |old(~q_write_ev~0)|)} assume 0 == ~q_write_ev~0;~q_write_ev~0 := 1; {2286#(= 0 |old(~q_write_ev~0)|)} is VALID [2020-07-08 12:48:58,094 INFO L280 TraceCheckUtils]: 24: Hoare triple {2286#(= 0 |old(~q_write_ev~0)|)} assume true; {2286#(= 0 |old(~q_write_ev~0)|)} is VALID [2020-07-08 12:48:58,095 INFO L275 TraceCheckUtils]: 25: Hoare quadruple {2286#(= 0 |old(~q_write_ev~0)|)} {2237#(not (= 0 ~q_write_ev~0))} #363#return; {2230#false} is VALID [2020-07-08 12:48:58,095 INFO L263 TraceCheckUtils]: 26: Hoare triple {2230#false} call activate_threads(); {2284#(and (= ~p_dw_st~0 |old(~p_dw_st~0)|) (= ~c_dr_st~0 |old(~c_dr_st~0)|))} is VALID [2020-07-08 12:48:58,095 INFO L280 TraceCheckUtils]: 27: Hoare triple {2284#(and (= ~p_dw_st~0 |old(~p_dw_st~0)|) (= ~c_dr_st~0 |old(~c_dr_st~0)|))} havoc ~tmp~1;havoc ~tmp___0~1; {2229#true} is VALID [2020-07-08 12:48:58,096 INFO L263 TraceCheckUtils]: 28: Hoare triple {2229#true} call #t~ret3 := is_do_write_p_triggered(); {2229#true} is VALID [2020-07-08 12:48:58,096 INFO L280 TraceCheckUtils]: 29: Hoare triple {2229#true} havoc ~__retres1~0; {2229#true} is VALID [2020-07-08 12:48:58,096 INFO L280 TraceCheckUtils]: 30: Hoare triple {2229#true} assume !(1 == ~p_dw_pc~0); {2229#true} is VALID [2020-07-08 12:48:58,096 INFO L280 TraceCheckUtils]: 31: Hoare triple {2229#true} ~__retres1~0 := 0; {2229#true} is VALID [2020-07-08 12:48:58,097 INFO L280 TraceCheckUtils]: 32: Hoare triple {2229#true} #res := ~__retres1~0; {2229#true} is VALID [2020-07-08 12:48:58,097 INFO L280 TraceCheckUtils]: 33: Hoare triple {2229#true} assume true; {2229#true} is VALID [2020-07-08 12:48:58,097 INFO L275 TraceCheckUtils]: 34: Hoare quadruple {2229#true} {2229#true} #335#return; {2229#true} is VALID [2020-07-08 12:48:58,097 INFO L280 TraceCheckUtils]: 35: Hoare triple {2229#true} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;~tmp~1 := #t~ret3;havoc #t~ret3; {2229#true} is VALID [2020-07-08 12:48:58,097 INFO L280 TraceCheckUtils]: 36: Hoare triple {2229#true} assume 0 != ~tmp~1;~p_dw_st~0 := 0; {2229#true} is VALID [2020-07-08 12:48:58,098 INFO L263 TraceCheckUtils]: 37: Hoare triple {2229#true} call #t~ret4 := is_do_read_c_triggered(); {2229#true} is VALID [2020-07-08 12:48:58,098 INFO L280 TraceCheckUtils]: 38: Hoare triple {2229#true} havoc ~__retres1~1; {2229#true} is VALID [2020-07-08 12:48:58,098 INFO L280 TraceCheckUtils]: 39: Hoare triple {2229#true} assume 1 == ~c_dr_pc~0; {2229#true} is VALID [2020-07-08 12:48:58,099 INFO L280 TraceCheckUtils]: 40: Hoare triple {2229#true} assume 1 == ~q_write_ev~0;~__retres1~1 := 1; {2229#true} is VALID [2020-07-08 12:48:58,099 INFO L280 TraceCheckUtils]: 41: Hoare triple {2229#true} #res := ~__retres1~1; {2229#true} is VALID [2020-07-08 12:48:58,099 INFO L280 TraceCheckUtils]: 42: Hoare triple {2229#true} assume true; {2229#true} is VALID [2020-07-08 12:48:58,099 INFO L275 TraceCheckUtils]: 43: Hoare quadruple {2229#true} {2229#true} #337#return; {2229#true} is VALID [2020-07-08 12:48:58,100 INFO L280 TraceCheckUtils]: 44: Hoare triple {2229#true} assume -2147483648 <= #t~ret4 && #t~ret4 <= 2147483647;~tmp___0~1 := #t~ret4;havoc #t~ret4; {2229#true} is VALID [2020-07-08 12:48:58,100 INFO L280 TraceCheckUtils]: 45: Hoare triple {2229#true} assume 0 != ~tmp___0~1;~c_dr_st~0 := 0; {2229#true} is VALID [2020-07-08 12:48:58,100 INFO L280 TraceCheckUtils]: 46: Hoare triple {2229#true} assume true; {2229#true} is VALID [2020-07-08 12:48:58,100 INFO L275 TraceCheckUtils]: 47: Hoare quadruple {2229#true} {2230#false} #365#return; {2230#false} is VALID [2020-07-08 12:48:58,101 INFO L263 TraceCheckUtils]: 48: Hoare triple {2230#false} call reset_delta_events(); {2285#(and (= ~q_read_ev~0 |old(~q_read_ev~0)|) (= ~q_write_ev~0 |old(~q_write_ev~0)|))} is VALID [2020-07-08 12:48:58,101 INFO L280 TraceCheckUtils]: 49: Hoare triple {2285#(and (= ~q_read_ev~0 |old(~q_read_ev~0)|) (= ~q_write_ev~0 |old(~q_write_ev~0)|))} assume !(1 == ~q_read_ev~0); {2229#true} is VALID [2020-07-08 12:48:58,101 INFO L280 TraceCheckUtils]: 50: Hoare triple {2229#true} assume 1 == ~q_write_ev~0;~q_write_ev~0 := 2; {2229#true} is VALID [2020-07-08 12:48:58,101 INFO L280 TraceCheckUtils]: 51: Hoare triple {2229#true} assume true; {2229#true} is VALID [2020-07-08 12:48:58,102 INFO L275 TraceCheckUtils]: 52: Hoare quadruple {2229#true} {2230#false} #367#return; {2230#false} is VALID [2020-07-08 12:48:58,102 INFO L280 TraceCheckUtils]: 53: Hoare triple {2230#false} assume !false; {2230#false} is VALID [2020-07-08 12:48:58,102 INFO L280 TraceCheckUtils]: 54: Hoare triple {2230#false} ~kernel_st~0 := 1; {2230#false} is VALID [2020-07-08 12:48:58,102 INFO L263 TraceCheckUtils]: 55: Hoare triple {2230#false} call eval(); {2230#false} is VALID [2020-07-08 12:48:58,103 INFO L280 TraceCheckUtils]: 56: Hoare triple {2230#false} havoc ~tmp~2;havoc ~tmp___0~2;havoc ~tmp___1~0; {2230#false} is VALID [2020-07-08 12:48:58,103 INFO L280 TraceCheckUtils]: 57: Hoare triple {2230#false} assume !false; {2230#false} is VALID [2020-07-08 12:48:58,103 INFO L263 TraceCheckUtils]: 58: Hoare triple {2230#false} call #t~ret5 := exists_runnable_thread(); {2229#true} is VALID [2020-07-08 12:48:58,103 INFO L280 TraceCheckUtils]: 59: Hoare triple {2229#true} havoc ~__retres1~2; {2229#true} is VALID [2020-07-08 12:48:58,104 INFO L280 TraceCheckUtils]: 60: Hoare triple {2229#true} assume 0 == ~p_dw_st~0;~__retres1~2 := 1; {2229#true} is VALID [2020-07-08 12:48:58,104 INFO L280 TraceCheckUtils]: 61: Hoare triple {2229#true} #res := ~__retres1~2; {2229#true} is VALID [2020-07-08 12:48:58,104 INFO L280 TraceCheckUtils]: 62: Hoare triple {2229#true} assume true; {2229#true} is VALID [2020-07-08 12:48:58,104 INFO L275 TraceCheckUtils]: 63: Hoare quadruple {2229#true} {2230#false} #347#return; {2230#false} is VALID [2020-07-08 12:48:58,105 INFO L280 TraceCheckUtils]: 64: Hoare triple {2230#false} assume -2147483648 <= #t~ret5 && #t~ret5 <= 2147483647;~tmp___1~0 := #t~ret5;havoc #t~ret5; {2230#false} is VALID [2020-07-08 12:48:58,105 INFO L280 TraceCheckUtils]: 65: Hoare triple {2230#false} assume 0 != ~tmp___1~0; {2230#false} is VALID [2020-07-08 12:48:58,105 INFO L280 TraceCheckUtils]: 66: Hoare triple {2230#false} assume 0 == ~p_dw_st~0;assume -2147483648 <= #t~nondet6 && #t~nondet6 <= 2147483647;~tmp~2 := #t~nondet6;havoc #t~nondet6; {2230#false} is VALID [2020-07-08 12:48:58,105 INFO L280 TraceCheckUtils]: 67: Hoare triple {2230#false} assume !(0 != ~tmp~2); {2230#false} is VALID [2020-07-08 12:48:58,106 INFO L263 TraceCheckUtils]: 68: Hoare triple {2230#false} call error(); {2230#false} is VALID [2020-07-08 12:48:58,106 INFO L280 TraceCheckUtils]: 69: Hoare triple {2230#false} assume !false; {2230#false} is VALID [2020-07-08 12:48:58,114 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-08 12:48:58,115 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1475544965] [2020-07-08 12:48:58,115 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-08 12:48:58,115 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-07-08 12:48:58,116 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [279499908] [2020-07-08 12:48:58,118 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 70 [2020-07-08 12:48:58,118 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-08 12:48:58,118 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 11 states. [2020-07-08 12:48:58,197 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 70 edges. 70 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 12:48:58,197 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-07-08 12:48:58,197 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-08 12:48:58,198 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-07-08 12:48:58,198 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=80, Unknown=0, NotChecked=0, Total=110 [2020-07-08 12:48:58,198 INFO L87 Difference]: Start difference. First operand 240 states and 315 transitions. Second operand 11 states. [2020-07-08 12:49:09,050 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 12:49:09,050 INFO L93 Difference]: Finished difference Result 969 states and 1448 transitions. [2020-07-08 12:49:09,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2020-07-08 12:49:09,051 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 70 [2020-07-08 12:49:09,053 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-08 12:49:09,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2020-07-08 12:49:09,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 26 states and 798 transitions. [2020-07-08 12:49:09,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2020-07-08 12:49:09,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 26 states and 798 transitions. [2020-07-08 12:49:09,116 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 26 states and 798 transitions. [2020-07-08 12:49:10,530 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 798 edges. 798 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 12:49:10,627 INFO L225 Difference]: With dead ends: 969 [2020-07-08 12:49:10,628 INFO L226 Difference]: Without dead ends: 754 [2020-07-08 12:49:10,631 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 54 GetRequests, 25 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 192 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=239, Invalid=691, Unknown=0, NotChecked=0, Total=930 [2020-07-08 12:49:10,632 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 754 states. [2020-07-08 12:49:12,328 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 754 to 503. [2020-07-08 12:49:12,329 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-08 12:49:12,329 INFO L82 GeneralOperation]: Start isEquivalent. First operand 754 states. Second operand 503 states. [2020-07-08 12:49:12,329 INFO L74 IsIncluded]: Start isIncluded. First operand 754 states. Second operand 503 states. [2020-07-08 12:49:12,330 INFO L87 Difference]: Start difference. First operand 754 states. Second operand 503 states. [2020-07-08 12:49:12,380 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 12:49:12,381 INFO L93 Difference]: Finished difference Result 754 states and 1107 transitions. [2020-07-08 12:49:12,381 INFO L276 IsEmpty]: Start isEmpty. Operand 754 states and 1107 transitions. [2020-07-08 12:49:12,386 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 12:49:12,386 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 12:49:12,386 INFO L74 IsIncluded]: Start isIncluded. First operand 503 states. Second operand 754 states. [2020-07-08 12:49:12,386 INFO L87 Difference]: Start difference. First operand 503 states. Second operand 754 states. [2020-07-08 12:49:12,438 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 12:49:12,438 INFO L93 Difference]: Finished difference Result 754 states and 1107 transitions. [2020-07-08 12:49:12,438 INFO L276 IsEmpty]: Start isEmpty. Operand 754 states and 1107 transitions. [2020-07-08 12:49:12,443 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 12:49:12,443 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 12:49:12,443 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-08 12:49:12,443 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-08 12:49:12,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 503 states. [2020-07-08 12:49:12,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 503 states to 503 states and 670 transitions. [2020-07-08 12:49:12,471 INFO L78 Accepts]: Start accepts. Automaton has 503 states and 670 transitions. Word has length 70 [2020-07-08 12:49:12,472 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-08 12:49:12,472 INFO L479 AbstractCegarLoop]: Abstraction has 503 states and 670 transitions. [2020-07-08 12:49:12,472 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-07-08 12:49:12,472 INFO L276 IsEmpty]: Start isEmpty. Operand 503 states and 670 transitions. [2020-07-08 12:49:12,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2020-07-08 12:49:12,475 INFO L414 BasicCegarLoop]: Found error trace [2020-07-08 12:49:12,475 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] [2020-07-08 12:49:12,476 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-07-08 12:49:12,476 INFO L427 AbstractCegarLoop]: === Iteration 3 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-08 12:49:12,476 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-08 12:49:12,476 INFO L82 PathProgramCache]: Analyzing trace with hash 162619972, now seen corresponding path program 1 times [2020-07-08 12:49:12,477 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-08 12:49:12,477 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1203780815] [2020-07-08 12:49:12,477 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-08 12:49:12,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:49:12,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:49:12,599 INFO L280 TraceCheckUtils]: 0: Hoare triple {5973#(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)|) (= ~q_buf_0~0 |old(~q_buf_0~0)|) (= ~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)|) (= ~q_write_ev~0 |old(~q_write_ev~0)|))} ~q_buf_0~0 := 0;~q_free~0 := 0;~q_read_ev~0 := 0;~q_write_ev~0 := 0;~q_req_up~0 := 0;~q_ev~0 := 0;~p_num_write~0 := 0;~p_last_write~0 := 0;~p_dw_st~0 := 0;~p_dw_pc~0 := 0;~p_dw_i~0 := 0;~c_num_read~0 := 0;~c_last_read~0 := 0;~c_dr_st~0 := 0;~c_dr_pc~0 := 0;~c_dr_i~0 := 0;~a_t~0 := 0; {5924#true} is VALID [2020-07-08 12:49:12,600 INFO L280 TraceCheckUtils]: 1: Hoare triple {5924#true} assume true; {5924#true} is VALID [2020-07-08 12:49:12,600 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {5924#true} {5924#true} #381#return; {5924#true} is VALID [2020-07-08 12:49:12,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:49:12,632 INFO L280 TraceCheckUtils]: 0: Hoare triple {5974#(and (= ~c_num_read~0 |old(~c_num_read~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)|) (= ~q_read_ev~0 |old(~q_read_ev~0)|) (= ~c_dr_pc~0 |old(~c_dr_pc~0)|) (= ~c_dr_i~0 |old(~c_dr_i~0)|) (= ~q_free~0 |old(~q_free~0)|) (= ~q_write_ev~0 |old(~q_write_ev~0)|))} ~q_free~0 := 1;~q_write_ev~0 := 2;~q_read_ev~0 := ~q_write_ev~0;~p_num_write~0 := 0;~p_dw_pc~0 := 0;~p_dw_i~0 := 1;~c_num_read~0 := 0;~c_dr_pc~0 := 0;~c_dr_i~0 := 1; {5924#true} is VALID [2020-07-08 12:49:12,633 INFO L280 TraceCheckUtils]: 1: Hoare triple {5924#true} assume true; {5924#true} is VALID [2020-07-08 12:49:12,633 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {5924#true} {5924#true} #339#return; {5924#true} is VALID [2020-07-08 12:49:12,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:49:12,653 INFO L280 TraceCheckUtils]: 0: Hoare triple {5975#(and (= ~q_read_ev~0 |old(~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)|))} assume !(1 == ~q_req_up~0); {5924#true} is VALID [2020-07-08 12:49:12,654 INFO L280 TraceCheckUtils]: 1: Hoare triple {5924#true} assume true; {5924#true} is VALID [2020-07-08 12:49:12,654 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {5924#true} {5924#true} #359#return; {5924#true} is VALID [2020-07-08 12:49:12,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:49:12,673 INFO L280 TraceCheckUtils]: 0: Hoare triple {5976#(and (= ~p_dw_st~0 |old(~p_dw_st~0)|) (= ~c_dr_st~0 |old(~c_dr_st~0)|))} assume 1 == ~p_dw_i~0;~p_dw_st~0 := 0; {5924#true} is VALID [2020-07-08 12:49:12,674 INFO L280 TraceCheckUtils]: 1: Hoare triple {5924#true} assume 1 == ~c_dr_i~0;~c_dr_st~0 := 0; {5924#true} is VALID [2020-07-08 12:49:12,674 INFO L280 TraceCheckUtils]: 2: Hoare triple {5924#true} assume true; {5924#true} is VALID [2020-07-08 12:49:12,674 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {5924#true} {5924#true} #361#return; {5924#true} is VALID [2020-07-08 12:49:12,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:49:12,690 INFO L280 TraceCheckUtils]: 0: Hoare triple {5977#(and (= ~q_read_ev~0 |old(~q_read_ev~0)|) (= ~q_write_ev~0 |old(~q_write_ev~0)|))} assume !(0 == ~q_read_ev~0); {5924#true} is VALID [2020-07-08 12:49:12,690 INFO L280 TraceCheckUtils]: 1: Hoare triple {5924#true} assume !(0 == ~q_write_ev~0); {5924#true} is VALID [2020-07-08 12:49:12,690 INFO L280 TraceCheckUtils]: 2: Hoare triple {5924#true} assume true; {5924#true} is VALID [2020-07-08 12:49:12,690 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {5924#true} {5924#true} #363#return; {5924#true} is VALID [2020-07-08 12:49:12,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:49:12,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:49:12,792 INFO L280 TraceCheckUtils]: 0: Hoare triple {5924#true} havoc ~__retres1~0; {5924#true} is VALID [2020-07-08 12:49:12,792 INFO L280 TraceCheckUtils]: 1: Hoare triple {5924#true} assume !(1 == ~p_dw_pc~0); {5924#true} is VALID [2020-07-08 12:49:12,793 INFO L280 TraceCheckUtils]: 2: Hoare triple {5924#true} ~__retres1~0 := 0; {5992#(and (<= 0 is_do_write_p_triggered_~__retres1~0) (<= is_do_write_p_triggered_~__retres1~0 0))} is VALID [2020-07-08 12:49:12,794 INFO L280 TraceCheckUtils]: 3: Hoare triple {5992#(and (<= 0 is_do_write_p_triggered_~__retres1~0) (<= is_do_write_p_triggered_~__retres1~0 0))} #res := ~__retres1~0; {5993#(and (<= |is_do_write_p_triggered_#res| 0) (<= 0 |is_do_write_p_triggered_#res|))} is VALID [2020-07-08 12:49:12,795 INFO L280 TraceCheckUtils]: 4: Hoare triple {5993#(and (<= |is_do_write_p_triggered_#res| 0) (<= 0 |is_do_write_p_triggered_#res|))} assume true; {5993#(and (<= |is_do_write_p_triggered_#res| 0) (<= 0 |is_do_write_p_triggered_#res|))} is VALID [2020-07-08 12:49:12,795 INFO L275 TraceCheckUtils]: 5: Hoare quadruple {5993#(and (<= |is_do_write_p_triggered_#res| 0) (<= 0 |is_do_write_p_triggered_#res|))} {5924#true} #335#return; {5984#(and (<= 0 |activate_threads_#t~ret3|) (<= |activate_threads_#t~ret3| 0))} is VALID [2020-07-08 12:49:12,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:49:12,806 INFO L280 TraceCheckUtils]: 0: Hoare triple {5924#true} havoc ~__retres1~1; {5924#true} is VALID [2020-07-08 12:49:12,807 INFO L280 TraceCheckUtils]: 1: Hoare triple {5924#true} assume !(1 == ~c_dr_pc~0); {5924#true} is VALID [2020-07-08 12:49:12,807 INFO L280 TraceCheckUtils]: 2: Hoare triple {5924#true} ~__retres1~1 := 0; {5924#true} is VALID [2020-07-08 12:49:12,807 INFO L280 TraceCheckUtils]: 3: Hoare triple {5924#true} #res := ~__retres1~1; {5924#true} is VALID [2020-07-08 12:49:12,807 INFO L280 TraceCheckUtils]: 4: Hoare triple {5924#true} assume true; {5924#true} is VALID [2020-07-08 12:49:12,807 INFO L275 TraceCheckUtils]: 5: Hoare quadruple {5924#true} {5925#false} #337#return; {5925#false} is VALID [2020-07-08 12:49:12,808 INFO L280 TraceCheckUtils]: 0: Hoare triple {5976#(and (= ~p_dw_st~0 |old(~p_dw_st~0)|) (= ~c_dr_st~0 |old(~c_dr_st~0)|))} havoc ~tmp~1;havoc ~tmp___0~1; {5924#true} is VALID [2020-07-08 12:49:12,808 INFO L263 TraceCheckUtils]: 1: Hoare triple {5924#true} call #t~ret3 := is_do_write_p_triggered(); {5924#true} is VALID [2020-07-08 12:49:12,808 INFO L280 TraceCheckUtils]: 2: Hoare triple {5924#true} havoc ~__retres1~0; {5924#true} is VALID [2020-07-08 12:49:12,809 INFO L280 TraceCheckUtils]: 3: Hoare triple {5924#true} assume !(1 == ~p_dw_pc~0); {5924#true} is VALID [2020-07-08 12:49:12,810 INFO L280 TraceCheckUtils]: 4: Hoare triple {5924#true} ~__retres1~0 := 0; {5992#(and (<= 0 is_do_write_p_triggered_~__retres1~0) (<= is_do_write_p_triggered_~__retres1~0 0))} is VALID [2020-07-08 12:49:12,811 INFO L280 TraceCheckUtils]: 5: Hoare triple {5992#(and (<= 0 is_do_write_p_triggered_~__retres1~0) (<= is_do_write_p_triggered_~__retres1~0 0))} #res := ~__retres1~0; {5993#(and (<= |is_do_write_p_triggered_#res| 0) (<= 0 |is_do_write_p_triggered_#res|))} is VALID [2020-07-08 12:49:12,812 INFO L280 TraceCheckUtils]: 6: Hoare triple {5993#(and (<= |is_do_write_p_triggered_#res| 0) (<= 0 |is_do_write_p_triggered_#res|))} assume true; {5993#(and (<= |is_do_write_p_triggered_#res| 0) (<= 0 |is_do_write_p_triggered_#res|))} is VALID [2020-07-08 12:49:12,813 INFO L275 TraceCheckUtils]: 7: Hoare quadruple {5993#(and (<= |is_do_write_p_triggered_#res| 0) (<= 0 |is_do_write_p_triggered_#res|))} {5924#true} #335#return; {5984#(and (<= 0 |activate_threads_#t~ret3|) (<= |activate_threads_#t~ret3| 0))} is VALID [2020-07-08 12:49:12,813 INFO L280 TraceCheckUtils]: 8: Hoare triple {5984#(and (<= 0 |activate_threads_#t~ret3|) (<= |activate_threads_#t~ret3| 0))} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;~tmp~1 := #t~ret3;havoc #t~ret3; {5985#(and (<= 0 activate_threads_~tmp~1) (<= activate_threads_~tmp~1 0))} is VALID [2020-07-08 12:49:12,814 INFO L280 TraceCheckUtils]: 9: Hoare triple {5985#(and (<= 0 activate_threads_~tmp~1) (<= activate_threads_~tmp~1 0))} assume 0 != ~tmp~1;~p_dw_st~0 := 0; {5925#false} is VALID [2020-07-08 12:49:12,814 INFO L263 TraceCheckUtils]: 10: Hoare triple {5925#false} call #t~ret4 := is_do_read_c_triggered(); {5924#true} is VALID [2020-07-08 12:49:12,814 INFO L280 TraceCheckUtils]: 11: Hoare triple {5924#true} havoc ~__retres1~1; {5924#true} is VALID [2020-07-08 12:49:12,815 INFO L280 TraceCheckUtils]: 12: Hoare triple {5924#true} assume !(1 == ~c_dr_pc~0); {5924#true} is VALID [2020-07-08 12:49:12,815 INFO L280 TraceCheckUtils]: 13: Hoare triple {5924#true} ~__retres1~1 := 0; {5924#true} is VALID [2020-07-08 12:49:12,815 INFO L280 TraceCheckUtils]: 14: Hoare triple {5924#true} #res := ~__retres1~1; {5924#true} is VALID [2020-07-08 12:49:12,815 INFO L280 TraceCheckUtils]: 15: Hoare triple {5924#true} assume true; {5924#true} is VALID [2020-07-08 12:49:12,815 INFO L275 TraceCheckUtils]: 16: Hoare quadruple {5924#true} {5925#false} #337#return; {5925#false} is VALID [2020-07-08 12:49:12,816 INFO L280 TraceCheckUtils]: 17: Hoare triple {5925#false} assume -2147483648 <= #t~ret4 && #t~ret4 <= 2147483647;~tmp___0~1 := #t~ret4;havoc #t~ret4; {5925#false} is VALID [2020-07-08 12:49:12,816 INFO L280 TraceCheckUtils]: 18: Hoare triple {5925#false} assume 0 != ~tmp___0~1;~c_dr_st~0 := 0; {5925#false} is VALID [2020-07-08 12:49:12,816 INFO L280 TraceCheckUtils]: 19: Hoare triple {5925#false} assume true; {5925#false} is VALID [2020-07-08 12:49:12,816 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {5925#false} {5924#true} #365#return; {5925#false} is VALID [2020-07-08 12:49:12,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:49:12,823 INFO L280 TraceCheckUtils]: 0: Hoare triple {5977#(and (= ~q_read_ev~0 |old(~q_read_ev~0)|) (= ~q_write_ev~0 |old(~q_write_ev~0)|))} assume !(1 == ~q_read_ev~0); {5924#true} is VALID [2020-07-08 12:49:12,824 INFO L280 TraceCheckUtils]: 1: Hoare triple {5924#true} assume !(1 == ~q_write_ev~0); {5924#true} is VALID [2020-07-08 12:49:12,824 INFO L280 TraceCheckUtils]: 2: Hoare triple {5924#true} assume true; {5924#true} is VALID [2020-07-08 12:49:12,824 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {5924#true} {5925#false} #367#return; {5925#false} is VALID [2020-07-08 12:49:12,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:49:12,827 INFO L280 TraceCheckUtils]: 0: Hoare triple {5924#true} havoc ~__retres1~2; {5924#true} is VALID [2020-07-08 12:49:12,827 INFO L280 TraceCheckUtils]: 1: Hoare triple {5924#true} assume 0 == ~p_dw_st~0;~__retres1~2 := 1; {5924#true} is VALID [2020-07-08 12:49:12,828 INFO L280 TraceCheckUtils]: 2: Hoare triple {5924#true} #res := ~__retres1~2; {5924#true} is VALID [2020-07-08 12:49:12,828 INFO L280 TraceCheckUtils]: 3: Hoare triple {5924#true} assume true; {5924#true} is VALID [2020-07-08 12:49:12,828 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {5924#true} {5925#false} #347#return; {5925#false} is VALID [2020-07-08 12:49:12,829 INFO L263 TraceCheckUtils]: 0: Hoare triple {5924#true} call ULTIMATE.init(); {5973#(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)|) (= ~q_buf_0~0 |old(~q_buf_0~0)|) (= ~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)|) (= ~q_write_ev~0 |old(~q_write_ev~0)|))} is VALID [2020-07-08 12:49:12,830 INFO L280 TraceCheckUtils]: 1: Hoare triple {5973#(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)|) (= ~q_buf_0~0 |old(~q_buf_0~0)|) (= ~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)|) (= ~q_write_ev~0 |old(~q_write_ev~0)|))} ~q_buf_0~0 := 0;~q_free~0 := 0;~q_read_ev~0 := 0;~q_write_ev~0 := 0;~q_req_up~0 := 0;~q_ev~0 := 0;~p_num_write~0 := 0;~p_last_write~0 := 0;~p_dw_st~0 := 0;~p_dw_pc~0 := 0;~p_dw_i~0 := 0;~c_num_read~0 := 0;~c_last_read~0 := 0;~c_dr_st~0 := 0;~c_dr_pc~0 := 0;~c_dr_i~0 := 0;~a_t~0 := 0; {5924#true} is VALID [2020-07-08 12:49:12,830 INFO L280 TraceCheckUtils]: 2: Hoare triple {5924#true} assume true; {5924#true} is VALID [2020-07-08 12:49:12,830 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {5924#true} {5924#true} #381#return; {5924#true} is VALID [2020-07-08 12:49:12,830 INFO L263 TraceCheckUtils]: 4: Hoare triple {5924#true} call #t~ret10 := main(); {5924#true} is VALID [2020-07-08 12:49:12,830 INFO L280 TraceCheckUtils]: 5: Hoare triple {5924#true} havoc ~__retres1~3; {5924#true} is VALID [2020-07-08 12:49:12,831 INFO L263 TraceCheckUtils]: 6: Hoare triple {5924#true} call init_model(); {5974#(and (= ~c_num_read~0 |old(~c_num_read~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)|) (= ~q_read_ev~0 |old(~q_read_ev~0)|) (= ~c_dr_pc~0 |old(~c_dr_pc~0)|) (= ~c_dr_i~0 |old(~c_dr_i~0)|) (= ~q_free~0 |old(~q_free~0)|) (= ~q_write_ev~0 |old(~q_write_ev~0)|))} is VALID [2020-07-08 12:49:12,831 INFO L280 TraceCheckUtils]: 7: Hoare triple {5974#(and (= ~c_num_read~0 |old(~c_num_read~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)|) (= ~q_read_ev~0 |old(~q_read_ev~0)|) (= ~c_dr_pc~0 |old(~c_dr_pc~0)|) (= ~c_dr_i~0 |old(~c_dr_i~0)|) (= ~q_free~0 |old(~q_free~0)|) (= ~q_write_ev~0 |old(~q_write_ev~0)|))} ~q_free~0 := 1;~q_write_ev~0 := 2;~q_read_ev~0 := ~q_write_ev~0;~p_num_write~0 := 0;~p_dw_pc~0 := 0;~p_dw_i~0 := 1;~c_num_read~0 := 0;~c_dr_pc~0 := 0;~c_dr_i~0 := 1; {5924#true} is VALID [2020-07-08 12:49:12,831 INFO L280 TraceCheckUtils]: 8: Hoare triple {5924#true} assume true; {5924#true} is VALID [2020-07-08 12:49:12,832 INFO L275 TraceCheckUtils]: 9: Hoare quadruple {5924#true} {5924#true} #339#return; {5924#true} is VALID [2020-07-08 12:49:12,832 INFO L263 TraceCheckUtils]: 10: Hoare triple {5924#true} call start_simulation(); {5924#true} is VALID [2020-07-08 12:49:12,832 INFO L280 TraceCheckUtils]: 11: Hoare triple {5924#true} havoc ~kernel_st~0;havoc ~tmp~4;~kernel_st~0 := 0; {5924#true} is VALID [2020-07-08 12:49:12,837 INFO L263 TraceCheckUtils]: 12: Hoare triple {5924#true} call update_channels(); {5975#(and (= ~q_read_ev~0 |old(~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)|))} is VALID [2020-07-08 12:49:12,837 INFO L280 TraceCheckUtils]: 13: Hoare triple {5975#(and (= ~q_read_ev~0 |old(~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)|))} assume !(1 == ~q_req_up~0); {5924#true} is VALID [2020-07-08 12:49:12,837 INFO L280 TraceCheckUtils]: 14: Hoare triple {5924#true} assume true; {5924#true} is VALID [2020-07-08 12:49:12,838 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {5924#true} {5924#true} #359#return; {5924#true} is VALID [2020-07-08 12:49:12,838 INFO L263 TraceCheckUtils]: 16: Hoare triple {5924#true} call init_threads(); {5976#(and (= ~p_dw_st~0 |old(~p_dw_st~0)|) (= ~c_dr_st~0 |old(~c_dr_st~0)|))} is VALID [2020-07-08 12:49:12,838 INFO L280 TraceCheckUtils]: 17: Hoare triple {5976#(and (= ~p_dw_st~0 |old(~p_dw_st~0)|) (= ~c_dr_st~0 |old(~c_dr_st~0)|))} assume 1 == ~p_dw_i~0;~p_dw_st~0 := 0; {5924#true} is VALID [2020-07-08 12:49:12,838 INFO L280 TraceCheckUtils]: 18: Hoare triple {5924#true} assume 1 == ~c_dr_i~0;~c_dr_st~0 := 0; {5924#true} is VALID [2020-07-08 12:49:12,839 INFO L280 TraceCheckUtils]: 19: Hoare triple {5924#true} assume true; {5924#true} is VALID [2020-07-08 12:49:12,839 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {5924#true} {5924#true} #361#return; {5924#true} is VALID [2020-07-08 12:49:12,839 INFO L263 TraceCheckUtils]: 21: Hoare triple {5924#true} call fire_delta_events(); {5977#(and (= ~q_read_ev~0 |old(~q_read_ev~0)|) (= ~q_write_ev~0 |old(~q_write_ev~0)|))} is VALID [2020-07-08 12:49:12,839 INFO L280 TraceCheckUtils]: 22: Hoare triple {5977#(and (= ~q_read_ev~0 |old(~q_read_ev~0)|) (= ~q_write_ev~0 |old(~q_write_ev~0)|))} assume !(0 == ~q_read_ev~0); {5924#true} is VALID [2020-07-08 12:49:12,840 INFO L280 TraceCheckUtils]: 23: Hoare triple {5924#true} assume !(0 == ~q_write_ev~0); {5924#true} is VALID [2020-07-08 12:49:12,840 INFO L280 TraceCheckUtils]: 24: Hoare triple {5924#true} assume true; {5924#true} is VALID [2020-07-08 12:49:12,840 INFO L275 TraceCheckUtils]: 25: Hoare quadruple {5924#true} {5924#true} #363#return; {5924#true} is VALID [2020-07-08 12:49:12,840 INFO L263 TraceCheckUtils]: 26: Hoare triple {5924#true} call activate_threads(); {5976#(and (= ~p_dw_st~0 |old(~p_dw_st~0)|) (= ~c_dr_st~0 |old(~c_dr_st~0)|))} is VALID [2020-07-08 12:49:12,841 INFO L280 TraceCheckUtils]: 27: Hoare triple {5976#(and (= ~p_dw_st~0 |old(~p_dw_st~0)|) (= ~c_dr_st~0 |old(~c_dr_st~0)|))} havoc ~tmp~1;havoc ~tmp___0~1; {5924#true} is VALID [2020-07-08 12:49:12,841 INFO L263 TraceCheckUtils]: 28: Hoare triple {5924#true} call #t~ret3 := is_do_write_p_triggered(); {5924#true} is VALID [2020-07-08 12:49:12,841 INFO L280 TraceCheckUtils]: 29: Hoare triple {5924#true} havoc ~__retres1~0; {5924#true} is VALID [2020-07-08 12:49:12,841 INFO L280 TraceCheckUtils]: 30: Hoare triple {5924#true} assume !(1 == ~p_dw_pc~0); {5924#true} is VALID [2020-07-08 12:49:12,842 INFO L280 TraceCheckUtils]: 31: Hoare triple {5924#true} ~__retres1~0 := 0; {5992#(and (<= 0 is_do_write_p_triggered_~__retres1~0) (<= is_do_write_p_triggered_~__retres1~0 0))} is VALID [2020-07-08 12:49:12,843 INFO L280 TraceCheckUtils]: 32: Hoare triple {5992#(and (<= 0 is_do_write_p_triggered_~__retres1~0) (<= is_do_write_p_triggered_~__retres1~0 0))} #res := ~__retres1~0; {5993#(and (<= |is_do_write_p_triggered_#res| 0) (<= 0 |is_do_write_p_triggered_#res|))} is VALID [2020-07-08 12:49:12,848 INFO L280 TraceCheckUtils]: 33: Hoare triple {5993#(and (<= |is_do_write_p_triggered_#res| 0) (<= 0 |is_do_write_p_triggered_#res|))} assume true; {5993#(and (<= |is_do_write_p_triggered_#res| 0) (<= 0 |is_do_write_p_triggered_#res|))} is VALID [2020-07-08 12:49:12,848 INFO L275 TraceCheckUtils]: 34: Hoare quadruple {5993#(and (<= |is_do_write_p_triggered_#res| 0) (<= 0 |is_do_write_p_triggered_#res|))} {5924#true} #335#return; {5984#(and (<= 0 |activate_threads_#t~ret3|) (<= |activate_threads_#t~ret3| 0))} is VALID [2020-07-08 12:49:12,849 INFO L280 TraceCheckUtils]: 35: Hoare triple {5984#(and (<= 0 |activate_threads_#t~ret3|) (<= |activate_threads_#t~ret3| 0))} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;~tmp~1 := #t~ret3;havoc #t~ret3; {5985#(and (<= 0 activate_threads_~tmp~1) (<= activate_threads_~tmp~1 0))} is VALID [2020-07-08 12:49:12,849 INFO L280 TraceCheckUtils]: 36: Hoare triple {5985#(and (<= 0 activate_threads_~tmp~1) (<= activate_threads_~tmp~1 0))} assume 0 != ~tmp~1;~p_dw_st~0 := 0; {5925#false} is VALID [2020-07-08 12:49:12,850 INFO L263 TraceCheckUtils]: 37: Hoare triple {5925#false} call #t~ret4 := is_do_read_c_triggered(); {5924#true} is VALID [2020-07-08 12:49:12,850 INFO L280 TraceCheckUtils]: 38: Hoare triple {5924#true} havoc ~__retres1~1; {5924#true} is VALID [2020-07-08 12:49:12,850 INFO L280 TraceCheckUtils]: 39: Hoare triple {5924#true} assume !(1 == ~c_dr_pc~0); {5924#true} is VALID [2020-07-08 12:49:12,850 INFO L280 TraceCheckUtils]: 40: Hoare triple {5924#true} ~__retres1~1 := 0; {5924#true} is VALID [2020-07-08 12:49:12,850 INFO L280 TraceCheckUtils]: 41: Hoare triple {5924#true} #res := ~__retres1~1; {5924#true} is VALID [2020-07-08 12:49:12,850 INFO L280 TraceCheckUtils]: 42: Hoare triple {5924#true} assume true; {5924#true} is VALID [2020-07-08 12:49:12,851 INFO L275 TraceCheckUtils]: 43: Hoare quadruple {5924#true} {5925#false} #337#return; {5925#false} is VALID [2020-07-08 12:49:12,851 INFO L280 TraceCheckUtils]: 44: Hoare triple {5925#false} assume -2147483648 <= #t~ret4 && #t~ret4 <= 2147483647;~tmp___0~1 := #t~ret4;havoc #t~ret4; {5925#false} is VALID [2020-07-08 12:49:12,851 INFO L280 TraceCheckUtils]: 45: Hoare triple {5925#false} assume 0 != ~tmp___0~1;~c_dr_st~0 := 0; {5925#false} is VALID [2020-07-08 12:49:12,851 INFO L280 TraceCheckUtils]: 46: Hoare triple {5925#false} assume true; {5925#false} is VALID [2020-07-08 12:49:12,852 INFO L275 TraceCheckUtils]: 47: Hoare quadruple {5925#false} {5924#true} #365#return; {5925#false} is VALID [2020-07-08 12:49:12,852 INFO L263 TraceCheckUtils]: 48: Hoare triple {5925#false} call reset_delta_events(); {5977#(and (= ~q_read_ev~0 |old(~q_read_ev~0)|) (= ~q_write_ev~0 |old(~q_write_ev~0)|))} is VALID [2020-07-08 12:49:12,852 INFO L280 TraceCheckUtils]: 49: Hoare triple {5977#(and (= ~q_read_ev~0 |old(~q_read_ev~0)|) (= ~q_write_ev~0 |old(~q_write_ev~0)|))} assume !(1 == ~q_read_ev~0); {5924#true} is VALID [2020-07-08 12:49:12,852 INFO L280 TraceCheckUtils]: 50: Hoare triple {5924#true} assume !(1 == ~q_write_ev~0); {5924#true} is VALID [2020-07-08 12:49:12,852 INFO L280 TraceCheckUtils]: 51: Hoare triple {5924#true} assume true; {5924#true} is VALID [2020-07-08 12:49:12,853 INFO L275 TraceCheckUtils]: 52: Hoare quadruple {5924#true} {5925#false} #367#return; {5925#false} is VALID [2020-07-08 12:49:12,853 INFO L280 TraceCheckUtils]: 53: Hoare triple {5925#false} assume !false; {5925#false} is VALID [2020-07-08 12:49:12,853 INFO L280 TraceCheckUtils]: 54: Hoare triple {5925#false} ~kernel_st~0 := 1; {5925#false} is VALID [2020-07-08 12:49:12,853 INFO L263 TraceCheckUtils]: 55: Hoare triple {5925#false} call eval(); {5925#false} is VALID [2020-07-08 12:49:12,854 INFO L280 TraceCheckUtils]: 56: Hoare triple {5925#false} havoc ~tmp~2;havoc ~tmp___0~2;havoc ~tmp___1~0; {5925#false} is VALID [2020-07-08 12:49:12,854 INFO L280 TraceCheckUtils]: 57: Hoare triple {5925#false} assume !false; {5925#false} is VALID [2020-07-08 12:49:12,854 INFO L263 TraceCheckUtils]: 58: Hoare triple {5925#false} call #t~ret5 := exists_runnable_thread(); {5924#true} is VALID [2020-07-08 12:49:12,854 INFO L280 TraceCheckUtils]: 59: Hoare triple {5924#true} havoc ~__retres1~2; {5924#true} is VALID [2020-07-08 12:49:12,854 INFO L280 TraceCheckUtils]: 60: Hoare triple {5924#true} assume 0 == ~p_dw_st~0;~__retres1~2 := 1; {5924#true} is VALID [2020-07-08 12:49:12,855 INFO L280 TraceCheckUtils]: 61: Hoare triple {5924#true} #res := ~__retres1~2; {5924#true} is VALID [2020-07-08 12:49:12,855 INFO L280 TraceCheckUtils]: 62: Hoare triple {5924#true} assume true; {5924#true} is VALID [2020-07-08 12:49:12,855 INFO L275 TraceCheckUtils]: 63: Hoare quadruple {5924#true} {5925#false} #347#return; {5925#false} is VALID [2020-07-08 12:49:12,855 INFO L280 TraceCheckUtils]: 64: Hoare triple {5925#false} assume -2147483648 <= #t~ret5 && #t~ret5 <= 2147483647;~tmp___1~0 := #t~ret5;havoc #t~ret5; {5925#false} is VALID [2020-07-08 12:49:12,856 INFO L280 TraceCheckUtils]: 65: Hoare triple {5925#false} assume 0 != ~tmp___1~0; {5925#false} is VALID [2020-07-08 12:49:12,856 INFO L280 TraceCheckUtils]: 66: Hoare triple {5925#false} assume 0 == ~p_dw_st~0;assume -2147483648 <= #t~nondet6 && #t~nondet6 <= 2147483647;~tmp~2 := #t~nondet6;havoc #t~nondet6; {5925#false} is VALID [2020-07-08 12:49:12,856 INFO L280 TraceCheckUtils]: 67: Hoare triple {5925#false} assume !(0 != ~tmp~2); {5925#false} is VALID [2020-07-08 12:49:12,856 INFO L263 TraceCheckUtils]: 68: Hoare triple {5925#false} call error(); {5925#false} is VALID [2020-07-08 12:49:12,857 INFO L280 TraceCheckUtils]: 69: Hoare triple {5925#false} assume !false; {5925#false} is VALID [2020-07-08 12:49:12,863 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-08 12:49:12,864 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1203780815] [2020-07-08 12:49:12,864 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-08 12:49:12,864 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-07-08 12:49:12,864 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [662796087] [2020-07-08 12:49:12,865 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 70 [2020-07-08 12:49:12,865 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-08 12:49:12,866 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 11 states. [2020-07-08 12:49:12,925 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 70 edges. 70 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 12:49:12,925 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-07-08 12:49:12,926 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-08 12:49:12,926 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-07-08 12:49:12,926 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=85, Unknown=0, NotChecked=0, Total=110 [2020-07-08 12:49:12,926 INFO L87 Difference]: Start difference. First operand 503 states and 670 transitions. Second operand 11 states. [2020-07-08 12:49:21,643 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 12:49:21,644 INFO L93 Difference]: Finished difference Result 1191 states and 1671 transitions. [2020-07-08 12:49:21,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-07-08 12:49:21,644 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 70 [2020-07-08 12:49:21,645 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-08 12:49:21,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2020-07-08 12:49:21,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 503 transitions. [2020-07-08 12:49:21,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2020-07-08 12:49:21,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 503 transitions. [2020-07-08 12:49:21,667 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 15 states and 503 transitions. [2020-07-08 12:49:22,499 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 503 edges. 503 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 12:49:22,543 INFO L225 Difference]: With dead ends: 1191 [2020-07-08 12:49:22,543 INFO L226 Difference]: Without dead ends: 729 [2020-07-08 12:49:22,545 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 38 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=97, Invalid=245, Unknown=0, NotChecked=0, Total=342 [2020-07-08 12:49:22,547 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 729 states. [2020-07-08 12:49:23,903 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 729 to 513. [2020-07-08 12:49:23,903 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-08 12:49:23,903 INFO L82 GeneralOperation]: Start isEquivalent. First operand 729 states. Second operand 513 states. [2020-07-08 12:49:23,903 INFO L74 IsIncluded]: Start isIncluded. First operand 729 states. Second operand 513 states. [2020-07-08 12:49:23,904 INFO L87 Difference]: Start difference. First operand 729 states. Second operand 513 states. [2020-07-08 12:49:23,945 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 12:49:23,945 INFO L93 Difference]: Finished difference Result 729 states and 1050 transitions. [2020-07-08 12:49:23,946 INFO L276 IsEmpty]: Start isEmpty. Operand 729 states and 1050 transitions. [2020-07-08 12:49:23,949 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 12:49:23,949 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 12:49:23,950 INFO L74 IsIncluded]: Start isIncluded. First operand 513 states. Second operand 729 states. [2020-07-08 12:49:23,950 INFO L87 Difference]: Start difference. First operand 513 states. Second operand 729 states. [2020-07-08 12:49:23,994 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 12:49:23,994 INFO L93 Difference]: Finished difference Result 729 states and 1050 transitions. [2020-07-08 12:49:23,994 INFO L276 IsEmpty]: Start isEmpty. Operand 729 states and 1050 transitions. [2020-07-08 12:49:23,998 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 12:49:23,999 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 12:49:23,999 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-08 12:49:23,999 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-08 12:49:23,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 513 states. [2020-07-08 12:49:24,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 513 states to 513 states and 678 transitions. [2020-07-08 12:49:24,024 INFO L78 Accepts]: Start accepts. Automaton has 513 states and 678 transitions. Word has length 70 [2020-07-08 12:49:24,024 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-08 12:49:24,024 INFO L479 AbstractCegarLoop]: Abstraction has 513 states and 678 transitions. [2020-07-08 12:49:24,024 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-07-08 12:49:24,025 INFO L276 IsEmpty]: Start isEmpty. Operand 513 states and 678 transitions. [2020-07-08 12:49:24,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2020-07-08 12:49:24,026 INFO L414 BasicCegarLoop]: Found error trace [2020-07-08 12:49:24,026 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] [2020-07-08 12:49:24,026 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-07-08 12:49:24,027 INFO L427 AbstractCegarLoop]: === Iteration 4 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-08 12:49:24,027 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-08 12:49:24,027 INFO L82 PathProgramCache]: Analyzing trace with hash -2081363326, now seen corresponding path program 1 times [2020-07-08 12:49:24,027 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-08 12:49:24,027 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1639232131] [2020-07-08 12:49:24,028 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-08 12:49:24,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:49:24,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:49:24,126 INFO L280 TraceCheckUtils]: 0: Hoare triple {9885#(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)|) (= ~q_buf_0~0 |old(~q_buf_0~0)|) (= ~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)|) (= ~q_write_ev~0 |old(~q_write_ev~0)|))} ~q_buf_0~0 := 0;~q_free~0 := 0;~q_read_ev~0 := 0;~q_write_ev~0 := 0;~q_req_up~0 := 0;~q_ev~0 := 0;~p_num_write~0 := 0;~p_last_write~0 := 0;~p_dw_st~0 := 0;~p_dw_pc~0 := 0;~p_dw_i~0 := 0;~c_num_read~0 := 0;~c_last_read~0 := 0;~c_dr_st~0 := 0;~c_dr_pc~0 := 0;~c_dr_i~0 := 0;~a_t~0 := 0; {9836#true} is VALID [2020-07-08 12:49:24,127 INFO L280 TraceCheckUtils]: 1: Hoare triple {9836#true} assume true; {9836#true} is VALID [2020-07-08 12:49:24,127 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {9836#true} {9836#true} #381#return; {9836#true} is VALID [2020-07-08 12:49:24,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:49:24,164 INFO L280 TraceCheckUtils]: 0: Hoare triple {9886#(and (= ~c_num_read~0 |old(~c_num_read~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)|) (= ~q_read_ev~0 |old(~q_read_ev~0)|) (= ~c_dr_pc~0 |old(~c_dr_pc~0)|) (= ~c_dr_i~0 |old(~c_dr_i~0)|) (= ~q_free~0 |old(~q_free~0)|) (= ~q_write_ev~0 |old(~q_write_ev~0)|))} ~q_free~0 := 1;~q_write_ev~0 := 2;~q_read_ev~0 := ~q_write_ev~0;~p_num_write~0 := 0;~p_dw_pc~0 := 0;~p_dw_i~0 := 1;~c_num_read~0 := 0;~c_dr_pc~0 := 0;~c_dr_i~0 := 1; {9836#true} is VALID [2020-07-08 12:49:24,165 INFO L280 TraceCheckUtils]: 1: Hoare triple {9836#true} assume true; {9836#true} is VALID [2020-07-08 12:49:24,165 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {9836#true} {9836#true} #339#return; {9836#true} is VALID [2020-07-08 12:49:24,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:49:24,184 INFO L280 TraceCheckUtils]: 0: Hoare triple {9887#(and (= ~q_read_ev~0 |old(~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)|))} assume !(1 == ~q_req_up~0); {9836#true} is VALID [2020-07-08 12:49:24,184 INFO L280 TraceCheckUtils]: 1: Hoare triple {9836#true} assume true; {9836#true} is VALID [2020-07-08 12:49:24,185 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {9836#true} {9836#true} #359#return; {9836#true} is VALID [2020-07-08 12:49:24,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:49:24,200 INFO L280 TraceCheckUtils]: 0: Hoare triple {9888#(and (= ~p_dw_st~0 |old(~p_dw_st~0)|) (= ~c_dr_st~0 |old(~c_dr_st~0)|))} assume 1 == ~p_dw_i~0;~p_dw_st~0 := 0; {9836#true} is VALID [2020-07-08 12:49:24,201 INFO L280 TraceCheckUtils]: 1: Hoare triple {9836#true} assume 1 == ~c_dr_i~0;~c_dr_st~0 := 0; {9836#true} is VALID [2020-07-08 12:49:24,201 INFO L280 TraceCheckUtils]: 2: Hoare triple {9836#true} assume true; {9836#true} is VALID [2020-07-08 12:49:24,201 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {9836#true} {9836#true} #361#return; {9836#true} is VALID [2020-07-08 12:49:24,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:49:24,219 INFO L280 TraceCheckUtils]: 0: Hoare triple {9889#(and (= ~q_read_ev~0 |old(~q_read_ev~0)|) (= ~q_write_ev~0 |old(~q_write_ev~0)|))} assume !(0 == ~q_read_ev~0); {9836#true} is VALID [2020-07-08 12:49:24,219 INFO L280 TraceCheckUtils]: 1: Hoare triple {9836#true} assume !(0 == ~q_write_ev~0); {9836#true} is VALID [2020-07-08 12:49:24,219 INFO L280 TraceCheckUtils]: 2: Hoare triple {9836#true} assume true; {9836#true} is VALID [2020-07-08 12:49:24,219 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {9836#true} {9836#true} #363#return; {9836#true} is VALID [2020-07-08 12:49:24,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:49:24,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:49:24,276 INFO L280 TraceCheckUtils]: 0: Hoare triple {9836#true} havoc ~__retres1~0; {9836#true} is VALID [2020-07-08 12:49:24,276 INFO L280 TraceCheckUtils]: 1: Hoare triple {9836#true} assume !(1 == ~p_dw_pc~0); {9836#true} is VALID [2020-07-08 12:49:24,277 INFO L280 TraceCheckUtils]: 2: Hoare triple {9836#true} ~__retres1~0 := 0; {9836#true} is VALID [2020-07-08 12:49:24,277 INFO L280 TraceCheckUtils]: 3: Hoare triple {9836#true} #res := ~__retres1~0; {9836#true} is VALID [2020-07-08 12:49:24,277 INFO L280 TraceCheckUtils]: 4: Hoare triple {9836#true} assume true; {9836#true} is VALID [2020-07-08 12:49:24,278 INFO L275 TraceCheckUtils]: 5: Hoare quadruple {9836#true} {9836#true} #335#return; {9836#true} is VALID [2020-07-08 12:49:24,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:49:24,322 INFO L280 TraceCheckUtils]: 0: Hoare triple {9836#true} havoc ~__retres1~1; {9836#true} is VALID [2020-07-08 12:49:24,323 INFO L280 TraceCheckUtils]: 1: Hoare triple {9836#true} assume !(1 == ~c_dr_pc~0); {9836#true} is VALID [2020-07-08 12:49:24,323 INFO L280 TraceCheckUtils]: 2: Hoare triple {9836#true} ~__retres1~1 := 0; {9904#(and (<= is_do_read_c_triggered_~__retres1~1 0) (<= 0 is_do_read_c_triggered_~__retres1~1))} is VALID [2020-07-08 12:49:24,324 INFO L280 TraceCheckUtils]: 3: Hoare triple {9904#(and (<= is_do_read_c_triggered_~__retres1~1 0) (<= 0 is_do_read_c_triggered_~__retres1~1))} #res := ~__retres1~1; {9905#(and (<= |is_do_read_c_triggered_#res| 0) (<= 0 |is_do_read_c_triggered_#res|))} is VALID [2020-07-08 12:49:24,325 INFO L280 TraceCheckUtils]: 4: Hoare triple {9905#(and (<= |is_do_read_c_triggered_#res| 0) (<= 0 |is_do_read_c_triggered_#res|))} assume true; {9905#(and (<= |is_do_read_c_triggered_#res| 0) (<= 0 |is_do_read_c_triggered_#res|))} is VALID [2020-07-08 12:49:24,326 INFO L275 TraceCheckUtils]: 5: Hoare quadruple {9905#(and (<= |is_do_read_c_triggered_#res| 0) (<= 0 |is_do_read_c_triggered_#res|))} {9836#true} #337#return; {9902#(and (<= |activate_threads_#t~ret4| 0) (<= 0 |activate_threads_#t~ret4|))} is VALID [2020-07-08 12:49:24,326 INFO L280 TraceCheckUtils]: 0: Hoare triple {9888#(and (= ~p_dw_st~0 |old(~p_dw_st~0)|) (= ~c_dr_st~0 |old(~c_dr_st~0)|))} havoc ~tmp~1;havoc ~tmp___0~1; {9836#true} is VALID [2020-07-08 12:49:24,327 INFO L263 TraceCheckUtils]: 1: Hoare triple {9836#true} call #t~ret3 := is_do_write_p_triggered(); {9836#true} is VALID [2020-07-08 12:49:24,327 INFO L280 TraceCheckUtils]: 2: Hoare triple {9836#true} havoc ~__retres1~0; {9836#true} is VALID [2020-07-08 12:49:24,327 INFO L280 TraceCheckUtils]: 3: Hoare triple {9836#true} assume !(1 == ~p_dw_pc~0); {9836#true} is VALID [2020-07-08 12:49:24,327 INFO L280 TraceCheckUtils]: 4: Hoare triple {9836#true} ~__retres1~0 := 0; {9836#true} is VALID [2020-07-08 12:49:24,328 INFO L280 TraceCheckUtils]: 5: Hoare triple {9836#true} #res := ~__retres1~0; {9836#true} is VALID [2020-07-08 12:49:24,328 INFO L280 TraceCheckUtils]: 6: Hoare triple {9836#true} assume true; {9836#true} is VALID [2020-07-08 12:49:24,328 INFO L275 TraceCheckUtils]: 7: Hoare quadruple {9836#true} {9836#true} #335#return; {9836#true} is VALID [2020-07-08 12:49:24,328 INFO L280 TraceCheckUtils]: 8: Hoare triple {9836#true} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;~tmp~1 := #t~ret3;havoc #t~ret3; {9836#true} is VALID [2020-07-08 12:49:24,329 INFO L280 TraceCheckUtils]: 9: Hoare triple {9836#true} assume !(0 != ~tmp~1); {9836#true} is VALID [2020-07-08 12:49:24,329 INFO L263 TraceCheckUtils]: 10: Hoare triple {9836#true} call #t~ret4 := is_do_read_c_triggered(); {9836#true} is VALID [2020-07-08 12:49:24,329 INFO L280 TraceCheckUtils]: 11: Hoare triple {9836#true} havoc ~__retres1~1; {9836#true} is VALID [2020-07-08 12:49:24,329 INFO L280 TraceCheckUtils]: 12: Hoare triple {9836#true} assume !(1 == ~c_dr_pc~0); {9836#true} is VALID [2020-07-08 12:49:24,330 INFO L280 TraceCheckUtils]: 13: Hoare triple {9836#true} ~__retres1~1 := 0; {9904#(and (<= is_do_read_c_triggered_~__retres1~1 0) (<= 0 is_do_read_c_triggered_~__retres1~1))} is VALID [2020-07-08 12:49:24,331 INFO L280 TraceCheckUtils]: 14: Hoare triple {9904#(and (<= is_do_read_c_triggered_~__retres1~1 0) (<= 0 is_do_read_c_triggered_~__retres1~1))} #res := ~__retres1~1; {9905#(and (<= |is_do_read_c_triggered_#res| 0) (<= 0 |is_do_read_c_triggered_#res|))} is VALID [2020-07-08 12:49:24,332 INFO L280 TraceCheckUtils]: 15: Hoare triple {9905#(and (<= |is_do_read_c_triggered_#res| 0) (<= 0 |is_do_read_c_triggered_#res|))} assume true; {9905#(and (<= |is_do_read_c_triggered_#res| 0) (<= 0 |is_do_read_c_triggered_#res|))} is VALID [2020-07-08 12:49:24,333 INFO L275 TraceCheckUtils]: 16: Hoare quadruple {9905#(and (<= |is_do_read_c_triggered_#res| 0) (<= 0 |is_do_read_c_triggered_#res|))} {9836#true} #337#return; {9902#(and (<= |activate_threads_#t~ret4| 0) (<= 0 |activate_threads_#t~ret4|))} is VALID [2020-07-08 12:49:24,334 INFO L280 TraceCheckUtils]: 17: Hoare triple {9902#(and (<= |activate_threads_#t~ret4| 0) (<= 0 |activate_threads_#t~ret4|))} assume -2147483648 <= #t~ret4 && #t~ret4 <= 2147483647;~tmp___0~1 := #t~ret4;havoc #t~ret4; {9903#(and (<= activate_threads_~tmp___0~1 0) (< 0 (+ activate_threads_~tmp___0~1 1)))} is VALID [2020-07-08 12:49:24,334 INFO L280 TraceCheckUtils]: 18: Hoare triple {9903#(and (<= activate_threads_~tmp___0~1 0) (< 0 (+ activate_threads_~tmp___0~1 1)))} assume 0 != ~tmp___0~1;~c_dr_st~0 := 0; {9837#false} is VALID [2020-07-08 12:49:24,335 INFO L280 TraceCheckUtils]: 19: Hoare triple {9837#false} assume true; {9837#false} is VALID [2020-07-08 12:49:24,335 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {9837#false} {9836#true} #365#return; {9837#false} is VALID [2020-07-08 12:49:24,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:49:24,342 INFO L280 TraceCheckUtils]: 0: Hoare triple {9889#(and (= ~q_read_ev~0 |old(~q_read_ev~0)|) (= ~q_write_ev~0 |old(~q_write_ev~0)|))} assume !(1 == ~q_read_ev~0); {9836#true} is VALID [2020-07-08 12:49:24,342 INFO L280 TraceCheckUtils]: 1: Hoare triple {9836#true} assume !(1 == ~q_write_ev~0); {9836#true} is VALID [2020-07-08 12:49:24,342 INFO L280 TraceCheckUtils]: 2: Hoare triple {9836#true} assume true; {9836#true} is VALID [2020-07-08 12:49:24,343 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {9836#true} {9837#false} #367#return; {9837#false} is VALID [2020-07-08 12:49:24,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:49:24,347 INFO L280 TraceCheckUtils]: 0: Hoare triple {9836#true} havoc ~__retres1~2; {9836#true} is VALID [2020-07-08 12:49:24,348 INFO L280 TraceCheckUtils]: 1: Hoare triple {9836#true} assume 0 == ~p_dw_st~0;~__retres1~2 := 1; {9836#true} is VALID [2020-07-08 12:49:24,348 INFO L280 TraceCheckUtils]: 2: Hoare triple {9836#true} #res := ~__retres1~2; {9836#true} is VALID [2020-07-08 12:49:24,348 INFO L280 TraceCheckUtils]: 3: Hoare triple {9836#true} assume true; {9836#true} is VALID [2020-07-08 12:49:24,348 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {9836#true} {9837#false} #347#return; {9837#false} is VALID [2020-07-08 12:49:24,350 INFO L263 TraceCheckUtils]: 0: Hoare triple {9836#true} call ULTIMATE.init(); {9885#(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)|) (= ~q_buf_0~0 |old(~q_buf_0~0)|) (= ~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)|) (= ~q_write_ev~0 |old(~q_write_ev~0)|))} is VALID [2020-07-08 12:49:24,350 INFO L280 TraceCheckUtils]: 1: Hoare triple {9885#(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)|) (= ~q_buf_0~0 |old(~q_buf_0~0)|) (= ~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)|) (= ~q_write_ev~0 |old(~q_write_ev~0)|))} ~q_buf_0~0 := 0;~q_free~0 := 0;~q_read_ev~0 := 0;~q_write_ev~0 := 0;~q_req_up~0 := 0;~q_ev~0 := 0;~p_num_write~0 := 0;~p_last_write~0 := 0;~p_dw_st~0 := 0;~p_dw_pc~0 := 0;~p_dw_i~0 := 0;~c_num_read~0 := 0;~c_last_read~0 := 0;~c_dr_st~0 := 0;~c_dr_pc~0 := 0;~c_dr_i~0 := 0;~a_t~0 := 0; {9836#true} is VALID [2020-07-08 12:49:24,350 INFO L280 TraceCheckUtils]: 2: Hoare triple {9836#true} assume true; {9836#true} is VALID [2020-07-08 12:49:24,350 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {9836#true} {9836#true} #381#return; {9836#true} is VALID [2020-07-08 12:49:24,351 INFO L263 TraceCheckUtils]: 4: Hoare triple {9836#true} call #t~ret10 := main(); {9836#true} is VALID [2020-07-08 12:49:24,351 INFO L280 TraceCheckUtils]: 5: Hoare triple {9836#true} havoc ~__retres1~3; {9836#true} is VALID [2020-07-08 12:49:24,352 INFO L263 TraceCheckUtils]: 6: Hoare triple {9836#true} call init_model(); {9886#(and (= ~c_num_read~0 |old(~c_num_read~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)|) (= ~q_read_ev~0 |old(~q_read_ev~0)|) (= ~c_dr_pc~0 |old(~c_dr_pc~0)|) (= ~c_dr_i~0 |old(~c_dr_i~0)|) (= ~q_free~0 |old(~q_free~0)|) (= ~q_write_ev~0 |old(~q_write_ev~0)|))} is VALID [2020-07-08 12:49:24,352 INFO L280 TraceCheckUtils]: 7: Hoare triple {9886#(and (= ~c_num_read~0 |old(~c_num_read~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)|) (= ~q_read_ev~0 |old(~q_read_ev~0)|) (= ~c_dr_pc~0 |old(~c_dr_pc~0)|) (= ~c_dr_i~0 |old(~c_dr_i~0)|) (= ~q_free~0 |old(~q_free~0)|) (= ~q_write_ev~0 |old(~q_write_ev~0)|))} ~q_free~0 := 1;~q_write_ev~0 := 2;~q_read_ev~0 := ~q_write_ev~0;~p_num_write~0 := 0;~p_dw_pc~0 := 0;~p_dw_i~0 := 1;~c_num_read~0 := 0;~c_dr_pc~0 := 0;~c_dr_i~0 := 1; {9836#true} is VALID [2020-07-08 12:49:24,352 INFO L280 TraceCheckUtils]: 8: Hoare triple {9836#true} assume true; {9836#true} is VALID [2020-07-08 12:49:24,352 INFO L275 TraceCheckUtils]: 9: Hoare quadruple {9836#true} {9836#true} #339#return; {9836#true} is VALID [2020-07-08 12:49:24,353 INFO L263 TraceCheckUtils]: 10: Hoare triple {9836#true} call start_simulation(); {9836#true} is VALID [2020-07-08 12:49:24,353 INFO L280 TraceCheckUtils]: 11: Hoare triple {9836#true} havoc ~kernel_st~0;havoc ~tmp~4;~kernel_st~0 := 0; {9836#true} is VALID [2020-07-08 12:49:24,354 INFO L263 TraceCheckUtils]: 12: Hoare triple {9836#true} call update_channels(); {9887#(and (= ~q_read_ev~0 |old(~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)|))} is VALID [2020-07-08 12:49:24,354 INFO L280 TraceCheckUtils]: 13: Hoare triple {9887#(and (= ~q_read_ev~0 |old(~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)|))} assume !(1 == ~q_req_up~0); {9836#true} is VALID [2020-07-08 12:49:24,354 INFO L280 TraceCheckUtils]: 14: Hoare triple {9836#true} assume true; {9836#true} is VALID [2020-07-08 12:49:24,354 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {9836#true} {9836#true} #359#return; {9836#true} is VALID [2020-07-08 12:49:24,355 INFO L263 TraceCheckUtils]: 16: Hoare triple {9836#true} call init_threads(); {9888#(and (= ~p_dw_st~0 |old(~p_dw_st~0)|) (= ~c_dr_st~0 |old(~c_dr_st~0)|))} is VALID [2020-07-08 12:49:24,355 INFO L280 TraceCheckUtils]: 17: Hoare triple {9888#(and (= ~p_dw_st~0 |old(~p_dw_st~0)|) (= ~c_dr_st~0 |old(~c_dr_st~0)|))} assume 1 == ~p_dw_i~0;~p_dw_st~0 := 0; {9836#true} is VALID [2020-07-08 12:49:24,355 INFO L280 TraceCheckUtils]: 18: Hoare triple {9836#true} assume 1 == ~c_dr_i~0;~c_dr_st~0 := 0; {9836#true} is VALID [2020-07-08 12:49:24,355 INFO L280 TraceCheckUtils]: 19: Hoare triple {9836#true} assume true; {9836#true} is VALID [2020-07-08 12:49:24,356 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {9836#true} {9836#true} #361#return; {9836#true} is VALID [2020-07-08 12:49:24,358 INFO L263 TraceCheckUtils]: 21: Hoare triple {9836#true} call fire_delta_events(); {9889#(and (= ~q_read_ev~0 |old(~q_read_ev~0)|) (= ~q_write_ev~0 |old(~q_write_ev~0)|))} is VALID [2020-07-08 12:49:24,358 INFO L280 TraceCheckUtils]: 22: Hoare triple {9889#(and (= ~q_read_ev~0 |old(~q_read_ev~0)|) (= ~q_write_ev~0 |old(~q_write_ev~0)|))} assume !(0 == ~q_read_ev~0); {9836#true} is VALID [2020-07-08 12:49:24,358 INFO L280 TraceCheckUtils]: 23: Hoare triple {9836#true} assume !(0 == ~q_write_ev~0); {9836#true} is VALID [2020-07-08 12:49:24,358 INFO L280 TraceCheckUtils]: 24: Hoare triple {9836#true} assume true; {9836#true} is VALID [2020-07-08 12:49:24,359 INFO L275 TraceCheckUtils]: 25: Hoare quadruple {9836#true} {9836#true} #363#return; {9836#true} is VALID [2020-07-08 12:49:24,359 INFO L263 TraceCheckUtils]: 26: Hoare triple {9836#true} call activate_threads(); {9888#(and (= ~p_dw_st~0 |old(~p_dw_st~0)|) (= ~c_dr_st~0 |old(~c_dr_st~0)|))} is VALID [2020-07-08 12:49:24,359 INFO L280 TraceCheckUtils]: 27: Hoare triple {9888#(and (= ~p_dw_st~0 |old(~p_dw_st~0)|) (= ~c_dr_st~0 |old(~c_dr_st~0)|))} havoc ~tmp~1;havoc ~tmp___0~1; {9836#true} is VALID [2020-07-08 12:49:24,360 INFO L263 TraceCheckUtils]: 28: Hoare triple {9836#true} call #t~ret3 := is_do_write_p_triggered(); {9836#true} is VALID [2020-07-08 12:49:24,360 INFO L280 TraceCheckUtils]: 29: Hoare triple {9836#true} havoc ~__retres1~0; {9836#true} is VALID [2020-07-08 12:49:24,360 INFO L280 TraceCheckUtils]: 30: Hoare triple {9836#true} assume !(1 == ~p_dw_pc~0); {9836#true} is VALID [2020-07-08 12:49:24,360 INFO L280 TraceCheckUtils]: 31: Hoare triple {9836#true} ~__retres1~0 := 0; {9836#true} is VALID [2020-07-08 12:49:24,360 INFO L280 TraceCheckUtils]: 32: Hoare triple {9836#true} #res := ~__retres1~0; {9836#true} is VALID [2020-07-08 12:49:24,360 INFO L280 TraceCheckUtils]: 33: Hoare triple {9836#true} assume true; {9836#true} is VALID [2020-07-08 12:49:24,361 INFO L275 TraceCheckUtils]: 34: Hoare quadruple {9836#true} {9836#true} #335#return; {9836#true} is VALID [2020-07-08 12:49:24,361 INFO L280 TraceCheckUtils]: 35: Hoare triple {9836#true} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;~tmp~1 := #t~ret3;havoc #t~ret3; {9836#true} is VALID [2020-07-08 12:49:24,361 INFO L280 TraceCheckUtils]: 36: Hoare triple {9836#true} assume !(0 != ~tmp~1); {9836#true} is VALID [2020-07-08 12:49:24,361 INFO L263 TraceCheckUtils]: 37: Hoare triple {9836#true} call #t~ret4 := is_do_read_c_triggered(); {9836#true} is VALID [2020-07-08 12:49:24,361 INFO L280 TraceCheckUtils]: 38: Hoare triple {9836#true} havoc ~__retres1~1; {9836#true} is VALID [2020-07-08 12:49:24,362 INFO L280 TraceCheckUtils]: 39: Hoare triple {9836#true} assume !(1 == ~c_dr_pc~0); {9836#true} is VALID [2020-07-08 12:49:24,362 INFO L280 TraceCheckUtils]: 40: Hoare triple {9836#true} ~__retres1~1 := 0; {9904#(and (<= is_do_read_c_triggered_~__retres1~1 0) (<= 0 is_do_read_c_triggered_~__retres1~1))} is VALID [2020-07-08 12:49:24,363 INFO L280 TraceCheckUtils]: 41: Hoare triple {9904#(and (<= is_do_read_c_triggered_~__retres1~1 0) (<= 0 is_do_read_c_triggered_~__retres1~1))} #res := ~__retres1~1; {9905#(and (<= |is_do_read_c_triggered_#res| 0) (<= 0 |is_do_read_c_triggered_#res|))} is VALID [2020-07-08 12:49:24,364 INFO L280 TraceCheckUtils]: 42: Hoare triple {9905#(and (<= |is_do_read_c_triggered_#res| 0) (<= 0 |is_do_read_c_triggered_#res|))} assume true; {9905#(and (<= |is_do_read_c_triggered_#res| 0) (<= 0 |is_do_read_c_triggered_#res|))} is VALID [2020-07-08 12:49:24,365 INFO L275 TraceCheckUtils]: 43: Hoare quadruple {9905#(and (<= |is_do_read_c_triggered_#res| 0) (<= 0 |is_do_read_c_triggered_#res|))} {9836#true} #337#return; {9902#(and (<= |activate_threads_#t~ret4| 0) (<= 0 |activate_threads_#t~ret4|))} is VALID [2020-07-08 12:49:24,365 INFO L280 TraceCheckUtils]: 44: Hoare triple {9902#(and (<= |activate_threads_#t~ret4| 0) (<= 0 |activate_threads_#t~ret4|))} assume -2147483648 <= #t~ret4 && #t~ret4 <= 2147483647;~tmp___0~1 := #t~ret4;havoc #t~ret4; {9903#(and (<= activate_threads_~tmp___0~1 0) (< 0 (+ activate_threads_~tmp___0~1 1)))} is VALID [2020-07-08 12:49:24,367 INFO L280 TraceCheckUtils]: 45: Hoare triple {9903#(and (<= activate_threads_~tmp___0~1 0) (< 0 (+ activate_threads_~tmp___0~1 1)))} assume 0 != ~tmp___0~1;~c_dr_st~0 := 0; {9837#false} is VALID [2020-07-08 12:49:24,367 INFO L280 TraceCheckUtils]: 46: Hoare triple {9837#false} assume true; {9837#false} is VALID [2020-07-08 12:49:24,367 INFO L275 TraceCheckUtils]: 47: Hoare quadruple {9837#false} {9836#true} #365#return; {9837#false} is VALID [2020-07-08 12:49:24,367 INFO L263 TraceCheckUtils]: 48: Hoare triple {9837#false} call reset_delta_events(); {9889#(and (= ~q_read_ev~0 |old(~q_read_ev~0)|) (= ~q_write_ev~0 |old(~q_write_ev~0)|))} is VALID [2020-07-08 12:49:24,368 INFO L280 TraceCheckUtils]: 49: Hoare triple {9889#(and (= ~q_read_ev~0 |old(~q_read_ev~0)|) (= ~q_write_ev~0 |old(~q_write_ev~0)|))} assume !(1 == ~q_read_ev~0); {9836#true} is VALID [2020-07-08 12:49:24,368 INFO L280 TraceCheckUtils]: 50: Hoare triple {9836#true} assume !(1 == ~q_write_ev~0); {9836#true} is VALID [2020-07-08 12:49:24,368 INFO L280 TraceCheckUtils]: 51: Hoare triple {9836#true} assume true; {9836#true} is VALID [2020-07-08 12:49:24,368 INFO L275 TraceCheckUtils]: 52: Hoare quadruple {9836#true} {9837#false} #367#return; {9837#false} is VALID [2020-07-08 12:49:24,368 INFO L280 TraceCheckUtils]: 53: Hoare triple {9837#false} assume !false; {9837#false} is VALID [2020-07-08 12:49:24,368 INFO L280 TraceCheckUtils]: 54: Hoare triple {9837#false} ~kernel_st~0 := 1; {9837#false} is VALID [2020-07-08 12:49:24,369 INFO L263 TraceCheckUtils]: 55: Hoare triple {9837#false} call eval(); {9837#false} is VALID [2020-07-08 12:49:24,369 INFO L280 TraceCheckUtils]: 56: Hoare triple {9837#false} havoc ~tmp~2;havoc ~tmp___0~2;havoc ~tmp___1~0; {9837#false} is VALID [2020-07-08 12:49:24,369 INFO L280 TraceCheckUtils]: 57: Hoare triple {9837#false} assume !false; {9837#false} is VALID [2020-07-08 12:49:24,369 INFO L263 TraceCheckUtils]: 58: Hoare triple {9837#false} call #t~ret5 := exists_runnable_thread(); {9836#true} is VALID [2020-07-08 12:49:24,369 INFO L280 TraceCheckUtils]: 59: Hoare triple {9836#true} havoc ~__retres1~2; {9836#true} is VALID [2020-07-08 12:49:24,370 INFO L280 TraceCheckUtils]: 60: Hoare triple {9836#true} assume 0 == ~p_dw_st~0;~__retres1~2 := 1; {9836#true} is VALID [2020-07-08 12:49:24,370 INFO L280 TraceCheckUtils]: 61: Hoare triple {9836#true} #res := ~__retres1~2; {9836#true} is VALID [2020-07-08 12:49:24,370 INFO L280 TraceCheckUtils]: 62: Hoare triple {9836#true} assume true; {9836#true} is VALID [2020-07-08 12:49:24,370 INFO L275 TraceCheckUtils]: 63: Hoare quadruple {9836#true} {9837#false} #347#return; {9837#false} is VALID [2020-07-08 12:49:24,370 INFO L280 TraceCheckUtils]: 64: Hoare triple {9837#false} assume -2147483648 <= #t~ret5 && #t~ret5 <= 2147483647;~tmp___1~0 := #t~ret5;havoc #t~ret5; {9837#false} is VALID [2020-07-08 12:49:24,371 INFO L280 TraceCheckUtils]: 65: Hoare triple {9837#false} assume 0 != ~tmp___1~0; {9837#false} is VALID [2020-07-08 12:49:24,371 INFO L280 TraceCheckUtils]: 66: Hoare triple {9837#false} assume 0 == ~p_dw_st~0;assume -2147483648 <= #t~nondet6 && #t~nondet6 <= 2147483647;~tmp~2 := #t~nondet6;havoc #t~nondet6; {9837#false} is VALID [2020-07-08 12:49:24,371 INFO L280 TraceCheckUtils]: 67: Hoare triple {9837#false} assume !(0 != ~tmp~2); {9837#false} is VALID [2020-07-08 12:49:24,371 INFO L263 TraceCheckUtils]: 68: Hoare triple {9837#false} call error(); {9837#false} is VALID [2020-07-08 12:49:24,371 INFO L280 TraceCheckUtils]: 69: Hoare triple {9837#false} assume !false; {9837#false} is VALID [2020-07-08 12:49:24,380 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-08 12:49:24,380 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1639232131] [2020-07-08 12:49:24,381 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-08 12:49:24,381 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-07-08 12:49:24,381 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [332438613] [2020-07-08 12:49:24,383 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 70 [2020-07-08 12:49:24,385 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-08 12:49:24,385 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 11 states. [2020-07-08 12:49:24,449 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 70 edges. 70 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 12:49:24,449 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-07-08 12:49:24,449 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-08 12:49:24,449 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-07-08 12:49:24,450 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=85, Unknown=0, NotChecked=0, Total=110 [2020-07-08 12:49:24,450 INFO L87 Difference]: Start difference. First operand 513 states and 678 transitions. Second operand 11 states. [2020-07-08 12:49:32,719 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 12:49:32,720 INFO L93 Difference]: Finished difference Result 1209 states and 1680 transitions. [2020-07-08 12:49:32,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-07-08 12:49:32,720 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 70 [2020-07-08 12:49:32,720 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-08 12:49:32,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2020-07-08 12:49:32,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 501 transitions. [2020-07-08 12:49:32,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2020-07-08 12:49:32,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 501 transitions. [2020-07-08 12:49:32,737 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 16 states and 501 transitions. [2020-07-08 12:49:33,546 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 501 edges. 501 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 12:49:33,588 INFO L225 Difference]: With dead ends: 1209 [2020-07-08 12:49:33,589 INFO L226 Difference]: Without dead ends: 737 [2020-07-08 12:49:33,591 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 45 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=105, Invalid=275, Unknown=0, NotChecked=0, Total=380 [2020-07-08 12:49:33,592 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 737 states. [2020-07-08 12:49:34,944 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 737 to 523. [2020-07-08 12:49:34,945 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-08 12:49:34,945 INFO L82 GeneralOperation]: Start isEquivalent. First operand 737 states. Second operand 523 states. [2020-07-08 12:49:34,945 INFO L74 IsIncluded]: Start isIncluded. First operand 737 states. Second operand 523 states. [2020-07-08 12:49:34,945 INFO L87 Difference]: Start difference. First operand 737 states. Second operand 523 states. [2020-07-08 12:49:34,993 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 12:49:34,994 INFO L93 Difference]: Finished difference Result 737 states and 1049 transitions. [2020-07-08 12:49:34,994 INFO L276 IsEmpty]: Start isEmpty. Operand 737 states and 1049 transitions. [2020-07-08 12:49:35,004 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 12:49:35,004 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 12:49:35,004 INFO L74 IsIncluded]: Start isIncluded. First operand 523 states. Second operand 737 states. [2020-07-08 12:49:35,004 INFO L87 Difference]: Start difference. First operand 523 states. Second operand 737 states. [2020-07-08 12:49:35,049 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 12:49:35,049 INFO L93 Difference]: Finished difference Result 737 states and 1049 transitions. [2020-07-08 12:49:35,050 INFO L276 IsEmpty]: Start isEmpty. Operand 737 states and 1049 transitions. [2020-07-08 12:49:35,054 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 12:49:35,054 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 12:49:35,054 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-08 12:49:35,054 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-08 12:49:35,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 523 states. [2020-07-08 12:49:35,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 523 states to 523 states and 686 transitions. [2020-07-08 12:49:35,087 INFO L78 Accepts]: Start accepts. Automaton has 523 states and 686 transitions. Word has length 70 [2020-07-08 12:49:35,087 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-08 12:49:35,087 INFO L479 AbstractCegarLoop]: Abstraction has 523 states and 686 transitions. [2020-07-08 12:49:35,087 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-07-08 12:49:35,087 INFO L276 IsEmpty]: Start isEmpty. Operand 523 states and 686 transitions. [2020-07-08 12:49:35,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2020-07-08 12:49:35,090 INFO L414 BasicCegarLoop]: Found error trace [2020-07-08 12:49:35,091 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] [2020-07-08 12:49:35,091 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-07-08 12:49:35,091 INFO L427 AbstractCegarLoop]: === Iteration 5 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-08 12:49:35,091 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-08 12:49:35,091 INFO L82 PathProgramCache]: Analyzing trace with hash -1940814716, now seen corresponding path program 1 times [2020-07-08 12:49:35,092 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-08 12:49:35,092 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [610970907] [2020-07-08 12:49:35,092 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-08 12:49:35,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-08 12:49:35,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-08 12:49:35,234 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-07-08 12:49:35,234 INFO L520 BasicCegarLoop]: Counterexample might be feasible [2020-07-08 12:49:35,234 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-07-08 12:49:35,395 WARN L170 areAnnotationChecker]: activate_threadsENTRY has no Hoare annotation [2020-07-08 12:49:35,395 WARN L170 areAnnotationChecker]: exists_runnable_threadENTRY has no Hoare annotation [2020-07-08 12:49:35,395 WARN L170 areAnnotationChecker]: update_fifo_qENTRY has no Hoare annotation [2020-07-08 12:49:35,395 WARN L170 areAnnotationChecker]: update_fifo_qENTRY has no Hoare annotation [2020-07-08 12:49:35,395 WARN L170 areAnnotationChecker]: reset_delta_eventsENTRY has no Hoare annotation [2020-07-08 12:49:35,395 WARN L170 areAnnotationChecker]: reset_delta_eventsENTRY has no Hoare annotation [2020-07-08 12:49:35,395 WARN L170 areAnnotationChecker]: init_threadsENTRY has no Hoare annotation [2020-07-08 12:49:35,396 WARN L170 areAnnotationChecker]: init_threadsENTRY has no Hoare annotation [2020-07-08 12:49:35,396 WARN L170 areAnnotationChecker]: mainENTRY has no Hoare annotation [2020-07-08 12:49:35,396 WARN L170 areAnnotationChecker]: do_write_pENTRY has no Hoare annotation [2020-07-08 12:49:35,396 WARN L170 areAnnotationChecker]: do_write_pENTRY has no Hoare annotation [2020-07-08 12:49:35,396 WARN L170 areAnnotationChecker]: errorENTRY has no Hoare annotation [2020-07-08 12:49:35,396 WARN L170 areAnnotationChecker]: errorENTRY has no Hoare annotation [2020-07-08 12:49:35,396 WARN L170 areAnnotationChecker]: immediate_notify_threadsENTRY has no Hoare annotation [2020-07-08 12:49:35,397 WARN L170 areAnnotationChecker]: ULTIMATE.initENTRY has no Hoare annotation [2020-07-08 12:49:35,397 WARN L170 areAnnotationChecker]: evalENTRY has no Hoare annotation [2020-07-08 12:49:35,397 WARN L170 areAnnotationChecker]: stop_simulationENTRY has no Hoare annotation [2020-07-08 12:49:35,397 WARN L170 areAnnotationChecker]: is_do_read_c_triggeredENTRY has no Hoare annotation [2020-07-08 12:49:35,397 WARN L170 areAnnotationChecker]: update_channelsENTRY has no Hoare annotation [2020-07-08 12:49:35,397 WARN L170 areAnnotationChecker]: update_channelsENTRY has no Hoare annotation [2020-07-08 12:49:35,397 WARN L170 areAnnotationChecker]: fire_delta_eventsENTRY has no Hoare annotation [2020-07-08 12:49:35,397 WARN L170 areAnnotationChecker]: fire_delta_eventsENTRY has no Hoare annotation [2020-07-08 12:49:35,397 WARN L170 areAnnotationChecker]: start_simulationENTRY has no Hoare annotation [2020-07-08 12:49:35,398 WARN L170 areAnnotationChecker]: ULTIMATE.startENTRY has no Hoare annotation [2020-07-08 12:49:35,398 WARN L170 areAnnotationChecker]: ULTIMATE.startENTRY has no Hoare annotation [2020-07-08 12:49:35,398 WARN L170 areAnnotationChecker]: is_do_write_p_triggeredENTRY has no Hoare annotation [2020-07-08 12:49:35,398 WARN L170 areAnnotationChecker]: do_read_cENTRY has no Hoare annotation [2020-07-08 12:49:35,398 WARN L170 areAnnotationChecker]: init_modelENTRY has no Hoare annotation [2020-07-08 12:49:35,398 WARN L170 areAnnotationChecker]: L303 has no Hoare annotation [2020-07-08 12:49:35,398 WARN L170 areAnnotationChecker]: L303 has no Hoare annotation [2020-07-08 12:49:35,398 WARN L170 areAnnotationChecker]: L245 has no Hoare annotation [2020-07-08 12:49:35,399 WARN L170 areAnnotationChecker]: L245 has no Hoare annotation [2020-07-08 12:49:35,399 WARN L170 areAnnotationChecker]: L25-1 has no Hoare annotation [2020-07-08 12:49:35,399 WARN L170 areAnnotationChecker]: L25-1 has no Hoare annotation [2020-07-08 12:49:35,399 WARN L170 areAnnotationChecker]: L283-1 has no Hoare annotation [2020-07-08 12:49:35,399 WARN L170 areAnnotationChecker]: L283-1 has no Hoare annotation [2020-07-08 12:49:35,399 WARN L170 areAnnotationChecker]: L227-1 has no Hoare annotation [2020-07-08 12:49:35,399 WARN L170 areAnnotationChecker]: L227-1 has no Hoare annotation [2020-07-08 12:49:35,399 WARN L170 areAnnotationChecker]: L460 has no Hoare annotation [2020-07-08 12:49:35,399 WARN L170 areAnnotationChecker]: L460 has no Hoare annotation [2020-07-08 12:49:35,400 WARN L170 areAnnotationChecker]: L129-1 has no Hoare annotation [2020-07-08 12:49:35,400 WARN L170 areAnnotationChecker]: L129-1 has no Hoare annotation [2020-07-08 12:49:35,400 WARN L170 areAnnotationChecker]: L129-1 has no Hoare annotation [2020-07-08 12:49:35,400 WARN L170 areAnnotationChecker]: L121 has no Hoare annotation [2020-07-08 12:49:35,400 WARN L170 areAnnotationChecker]: L121 has no Hoare annotation [2020-07-08 12:49:35,400 WARN L170 areAnnotationChecker]: errorFINAL has no Hoare annotation [2020-07-08 12:49:35,400 WARN L170 areAnnotationChecker]: L95 has no Hoare annotation [2020-07-08 12:49:35,400 WARN L170 areAnnotationChecker]: L95 has no Hoare annotation [2020-07-08 12:49:35,400 WARN L170 areAnnotationChecker]: ULTIMATE.initFINAL has no Hoare annotation [2020-07-08 12:49:35,400 WARN L170 areAnnotationChecker]: L354 has no Hoare annotation [2020-07-08 12:49:35,401 WARN L170 areAnnotationChecker]: L354 has no Hoare annotation [2020-07-08 12:49:35,401 WARN L170 areAnnotationChecker]: L354 has no Hoare annotation [2020-07-08 12:49:35,401 WARN L170 areAnnotationChecker]: L382 has no Hoare annotation [2020-07-08 12:49:35,401 WARN L170 areAnnotationChecker]: L382 has no Hoare annotation [2020-07-08 12:49:35,401 WARN L170 areAnnotationChecker]: L74 has no Hoare annotation [2020-07-08 12:49:35,401 WARN L170 areAnnotationChecker]: L74 has no Hoare annotation [2020-07-08 12:49:35,401 WARN L170 areAnnotationChecker]: L214 has no Hoare annotation [2020-07-08 12:49:35,401 WARN L170 areAnnotationChecker]: L214 has no Hoare annotation [2020-07-08 12:49:35,401 WARN L170 areAnnotationChecker]: L212 has no Hoare annotation [2020-07-08 12:49:35,402 WARN L170 areAnnotationChecker]: L265-1 has no Hoare annotation [2020-07-08 12:49:35,402 WARN L170 areAnnotationChecker]: L265-1 has no Hoare annotation [2020-07-08 12:49:35,402 WARN L170 areAnnotationChecker]: L402 has no Hoare annotation [2020-07-08 12:49:35,402 WARN L170 areAnnotationChecker]: L402 has no Hoare annotation [2020-07-08 12:49:35,402 WARN L170 areAnnotationChecker]: L-1 has no Hoare annotation [2020-07-08 12:49:35,402 WARN L170 areAnnotationChecker]: L-1 has no Hoare annotation [2020-07-08 12:49:35,402 WARN L170 areAnnotationChecker]: L55 has no Hoare annotation [2020-07-08 12:49:35,402 WARN L170 areAnnotationChecker]: L55 has no Hoare annotation [2020-07-08 12:49:35,402 WARN L170 areAnnotationChecker]: L159 has no Hoare annotation [2020-07-08 12:49:35,402 WARN L170 areAnnotationChecker]: L159 has no Hoare annotation [2020-07-08 12:49:35,403 WARN L170 areAnnotationChecker]: init_modelFINAL has no Hoare annotation [2020-07-08 12:49:35,403 WARN L170 areAnnotationChecker]: L303-1 has no Hoare annotation [2020-07-08 12:49:35,403 WARN L170 areAnnotationChecker]: L257 has no Hoare annotation [2020-07-08 12:49:35,403 WARN L170 areAnnotationChecker]: L249 has no Hoare annotation [2020-07-08 12:49:35,403 WARN L170 areAnnotationChecker]: L249 has no Hoare annotation [2020-07-08 12:49:35,403 WARN L170 areAnnotationChecker]: L30-1 has no Hoare annotation [2020-07-08 12:49:35,403 WARN L170 areAnnotationChecker]: L288-1 has no Hoare annotation [2020-07-08 12:49:35,403 WARN L170 areAnnotationChecker]: L232-1 has no Hoare annotation [2020-07-08 12:49:35,403 WARN L170 areAnnotationChecker]: L460-1 has no Hoare annotation [2020-07-08 12:49:35,404 WARN L170 areAnnotationChecker]: L460-1 has no Hoare annotation [2020-07-08 12:49:35,404 WARN L170 areAnnotationChecker]: L148 has no Hoare annotation [2020-07-08 12:49:35,404 WARN L170 areAnnotationChecker]: L130 has no Hoare annotation [2020-07-08 12:49:35,404 WARN L170 areAnnotationChecker]: L130 has no Hoare annotation [2020-07-08 12:49:35,404 WARN L170 areAnnotationChecker]: L131 has no Hoare annotation [2020-07-08 12:49:35,404 WARN L170 areAnnotationChecker]: errorEXIT has no Hoare annotation [2020-07-08 12:49:35,404 WARN L170 areAnnotationChecker]: errorEXIT has no Hoare annotation [2020-07-08 12:49:35,404 WARN L170 areAnnotationChecker]: errorEXIT has no Hoare annotation [2020-07-08 12:49:35,404 WARN L170 areAnnotationChecker]: L95-1 has no Hoare annotation [2020-07-08 12:49:35,404 WARN L170 areAnnotationChecker]: ULTIMATE.initEXIT has no Hoare annotation [2020-07-08 12:49:35,405 WARN L170 areAnnotationChecker]: L370 has no Hoare annotation [2020-07-08 12:49:35,405 WARN L170 areAnnotationChecker]: L330 has no Hoare annotation [2020-07-08 12:49:35,405 WARN L170 areAnnotationChecker]: L330 has no Hoare annotation [2020-07-08 12:49:35,405 WARN L170 areAnnotationChecker]: L382-1 has no Hoare annotation [2020-07-08 12:49:35,405 WARN L170 areAnnotationChecker]: L75 has no Hoare annotation [2020-07-08 12:49:35,405 WARN L170 areAnnotationChecker]: L75 has no Hoare annotation [2020-07-08 12:49:35,405 WARN L170 areAnnotationChecker]: L74-2 has no Hoare annotation [2020-07-08 12:49:35,405 WARN L170 areAnnotationChecker]: update_channelsEXIT has no Hoare annotation [2020-07-08 12:49:35,405 WARN L170 areAnnotationChecker]: update_channelsEXIT has no Hoare annotation [2020-07-08 12:49:35,405 WARN L170 areAnnotationChecker]: L270-1 has no Hoare annotation [2020-07-08 12:49:35,406 WARN L170 areAnnotationChecker]: L402-1 has no Hoare annotation [2020-07-08 12:49:35,406 WARN L170 areAnnotationChecker]: L402-1 has no Hoare annotation [2020-07-08 12:49:35,406 WARN L170 areAnnotationChecker]: ULTIMATE.startFINAL has no Hoare annotation [2020-07-08 12:49:35,406 WARN L170 areAnnotationChecker]: L56 has no Hoare annotation [2020-07-08 12:49:35,406 WARN L170 areAnnotationChecker]: L56 has no Hoare annotation [2020-07-08 12:49:35,406 WARN L170 areAnnotationChecker]: L55-2 has no Hoare annotation [2020-07-08 12:49:35,406 WARN L170 areAnnotationChecker]: L198-1 has no Hoare annotation [2020-07-08 12:49:35,406 WARN L170 areAnnotationChecker]: L198-1 has no Hoare annotation [2020-07-08 12:49:35,406 WARN L170 areAnnotationChecker]: L198-1 has no Hoare annotation [2020-07-08 12:49:35,406 WARN L170 areAnnotationChecker]: L162 has no Hoare annotation [2020-07-08 12:49:35,407 WARN L170 areAnnotationChecker]: L162 has no Hoare annotation [2020-07-08 12:49:35,407 WARN L170 areAnnotationChecker]: init_modelEXIT has no Hoare annotation [2020-07-08 12:49:35,407 WARN L170 areAnnotationChecker]: L305 has no Hoare annotation [2020-07-08 12:49:35,407 WARN L170 areAnnotationChecker]: L305 has no Hoare annotation [2020-07-08 12:49:35,407 WARN L170 areAnnotationChecker]: exists_runnable_threadFINAL has no Hoare annotation [2020-07-08 12:49:35,407 WARN L170 areAnnotationChecker]: update_fifo_qFINAL has no Hoare annotation [2020-07-08 12:49:35,407 WARN L170 areAnnotationChecker]: reset_delta_eventsEXIT has no Hoare annotation [2020-07-08 12:49:35,407 WARN L170 areAnnotationChecker]: reset_delta_eventsEXIT has no Hoare annotation [2020-07-08 12:49:35,407 WARN L170 areAnnotationChecker]: init_threadsEXIT has no Hoare annotation [2020-07-08 12:49:35,408 WARN L170 areAnnotationChecker]: L461 has no Hoare annotation [2020-07-08 12:49:35,408 WARN L170 areAnnotationChecker]: do_write_pEXIT has no Hoare annotation [2020-07-08 12:49:35,408 WARN L170 areAnnotationChecker]: L339 has no Hoare annotation [2020-07-08 12:49:35,408 WARN L170 areAnnotationChecker]: L339 has no Hoare annotation [2020-07-08 12:49:35,408 WARN L170 areAnnotationChecker]: L97 has no Hoare annotation [2020-07-08 12:49:35,408 WARN L170 areAnnotationChecker]: L97 has no Hoare annotation [2020-07-08 12:49:35,408 WARN L170 areAnnotationChecker]: evalEXIT has no Hoare annotation [2020-07-08 12:49:35,408 WARN L170 areAnnotationChecker]: L332 has no Hoare annotation [2020-07-08 12:49:35,408 WARN L170 areAnnotationChecker]: L384 has no Hoare annotation [2020-07-08 12:49:35,408 WARN L170 areAnnotationChecker]: L384 has no Hoare annotation [2020-07-08 12:49:35,409 WARN L170 areAnnotationChecker]: L85 has no Hoare annotation [2020-07-08 12:49:35,409 WARN L170 areAnnotationChecker]: L417-1 has no Hoare annotation [2020-07-08 12:49:35,409 WARN L170 areAnnotationChecker]: fire_delta_eventsEXIT has no Hoare annotation [2020-07-08 12:49:35,409 WARN L170 areAnnotationChecker]: fire_delta_eventsEXIT has no Hoare annotation [2020-07-08 12:49:35,409 WARN L170 areAnnotationChecker]: L403 has no Hoare annotation [2020-07-08 12:49:35,409 WARN L170 areAnnotationChecker]: L403 has no Hoare annotation [2020-07-08 12:49:35,409 WARN L170 areAnnotationChecker]: L66 has no Hoare annotation [2020-07-08 12:49:35,409 WARN L170 areAnnotationChecker]: L202 has no Hoare annotation [2020-07-08 12:49:35,409 WARN L170 areAnnotationChecker]: L171 has no Hoare annotation [2020-07-08 12:49:35,409 WARN L170 areAnnotationChecker]: L171 has no Hoare annotation [2020-07-08 12:49:35,410 WARN L170 areAnnotationChecker]: L163 has no Hoare annotation [2020-07-08 12:49:35,410 WARN L170 areAnnotationChecker]: L305-2 has no Hoare annotation [2020-07-08 12:49:35,410 WARN L170 areAnnotationChecker]: L305-2 has no Hoare annotation [2020-07-08 12:49:35,410 WARN L170 areAnnotationChecker]: exists_runnable_threadEXIT has no Hoare annotation [2020-07-08 12:49:35,410 WARN L170 areAnnotationChecker]: exists_runnable_threadEXIT has no Hoare annotation [2020-07-08 12:49:35,410 WARN L170 areAnnotationChecker]: update_fifo_qEXIT has no Hoare annotation [2020-07-08 12:49:35,410 WARN L170 areAnnotationChecker]: L409-1 has no Hoare annotation [2020-07-08 12:49:35,410 WARN L170 areAnnotationChecker]: L409-1 has no Hoare annotation [2020-07-08 12:49:35,410 WARN L170 areAnnotationChecker]: L409-1 has no Hoare annotation [2020-07-08 12:49:35,411 WARN L170 areAnnotationChecker]: L423 has no Hoare annotation [2020-07-08 12:49:35,411 WARN L170 areAnnotationChecker]: L423 has no Hoare annotation [2020-07-08 12:49:35,411 WARN L170 areAnnotationChecker]: mainFINAL has no Hoare annotation [2020-07-08 12:49:35,411 WARN L170 areAnnotationChecker]: L358 has no Hoare annotation [2020-07-08 12:49:35,411 WARN L170 areAnnotationChecker]: L358 has no Hoare annotation [2020-07-08 12:49:35,411 WARN L170 areAnnotationChecker]: L97-2 has no Hoare annotation [2020-07-08 12:49:35,411 WARN L170 areAnnotationChecker]: L97-2 has no Hoare annotation [2020-07-08 12:49:35,411 WARN L170 areAnnotationChecker]: L413-1 has no Hoare annotation [2020-07-08 12:49:35,411 WARN L170 areAnnotationChecker]: L334 has no Hoare annotation [2020-07-08 12:49:35,411 WARN L170 areAnnotationChecker]: L334 has no Hoare annotation [2020-07-08 12:49:35,412 WARN L170 areAnnotationChecker]: L391 has no Hoare annotation [2020-07-08 12:49:35,412 WARN L170 areAnnotationChecker]: is_do_read_c_triggeredFINAL has no Hoare annotation [2020-07-08 12:49:35,412 WARN L170 areAnnotationChecker]: L421 has no Hoare annotation [2020-07-08 12:49:35,412 WARN L170 areAnnotationChecker]: L421 has no Hoare annotation [2020-07-08 12:49:35,412 WARN L170 areAnnotationChecker]: L404 has no Hoare annotation [2020-07-08 12:49:35,412 WARN L170 areAnnotationChecker]: L404 has no Hoare annotation [2020-07-08 12:49:35,412 WARN L170 areAnnotationChecker]: L421-1 has no Hoare annotation [2020-07-08 12:49:35,412 WARN L170 areAnnotationChecker]: L421-1 has no Hoare annotation [2020-07-08 12:49:35,412 WARN L170 areAnnotationChecker]: is_do_write_p_triggeredFINAL has no Hoare annotation [2020-07-08 12:49:35,412 WARN L170 areAnnotationChecker]: do_read_cEXIT has no Hoare annotation [2020-07-08 12:49:35,413 WARN L170 areAnnotationChecker]: L172-1 has no Hoare annotation [2020-07-08 12:49:35,413 WARN L170 areAnnotationChecker]: L311 has no Hoare annotation [2020-07-08 12:49:35,413 WARN L170 areAnnotationChecker]: L432 has no Hoare annotation [2020-07-08 12:49:35,413 WARN L170 areAnnotationChecker]: L410 has no Hoare annotation [2020-07-08 12:49:35,413 WARN L170 areAnnotationChecker]: L424 has no Hoare annotation [2020-07-08 12:49:35,413 WARN L170 areAnnotationChecker]: mainEXIT has no Hoare annotation [2020-07-08 12:49:35,413 WARN L170 areAnnotationChecker]: L361 has no Hoare annotation [2020-07-08 12:49:35,413 WARN L170 areAnnotationChecker]: L361 has no Hoare annotation [2020-07-08 12:49:35,413 WARN L170 areAnnotationChecker]: L103 has no Hoare annotation [2020-07-08 12:49:35,413 WARN L170 areAnnotationChecker]: L417 has no Hoare annotation [2020-07-08 12:49:35,414 WARN L170 areAnnotationChecker]: L417 has no Hoare annotation [2020-07-08 12:49:35,414 WARN L170 areAnnotationChecker]: L334-1 has no Hoare annotation [2020-07-08 12:49:35,414 WARN L170 areAnnotationChecker]: L334-1 has no Hoare annotation [2020-07-08 12:49:35,414 WARN L170 areAnnotationChecker]: stop_simulationFINAL has no Hoare annotation [2020-07-08 12:49:35,414 WARN L170 areAnnotationChecker]: is_do_read_c_triggeredEXIT has no Hoare annotation [2020-07-08 12:49:35,414 WARN L170 areAnnotationChecker]: is_do_read_c_triggeredEXIT has no Hoare annotation [2020-07-08 12:49:35,414 WARN L170 areAnnotationChecker]: L405 has no Hoare annotation [2020-07-08 12:49:35,414 WARN L170 areAnnotationChecker]: L405 has no Hoare annotation [2020-07-08 12:49:35,414 WARN L170 areAnnotationChecker]: L422 has no Hoare annotation [2020-07-08 12:49:35,414 WARN L170 areAnnotationChecker]: L422 has no Hoare annotation [2020-07-08 12:49:35,415 WARN L170 areAnnotationChecker]: is_do_write_p_triggeredEXIT has no Hoare annotation [2020-07-08 12:49:35,415 WARN L170 areAnnotationChecker]: is_do_write_p_triggeredEXIT has no Hoare annotation [2020-07-08 12:49:35,415 WARN L170 areAnnotationChecker]: L188 has no Hoare annotation [2020-07-08 12:49:35,415 WARN L170 areAnnotationChecker]: L188 has no Hoare annotation [2020-07-08 12:49:35,415 WARN L170 areAnnotationChecker]: L313 has no Hoare annotation [2020-07-08 12:49:35,415 WARN L170 areAnnotationChecker]: L313 has no Hoare annotation [2020-07-08 12:49:35,415 WARN L170 areAnnotationChecker]: start_simulationEXIT has no Hoare annotation [2020-07-08 12:49:35,415 WARN L170 areAnnotationChecker]: L413 has no Hoare annotation [2020-07-08 12:49:35,415 WARN L170 areAnnotationChecker]: L413 has no Hoare annotation [2020-07-08 12:49:35,415 WARN L170 areAnnotationChecker]: L426 has no Hoare annotation [2020-07-08 12:49:35,416 WARN L170 areAnnotationChecker]: L426 has no Hoare annotation [2020-07-08 12:49:35,416 WARN L170 areAnnotationChecker]: L105 has no Hoare annotation [2020-07-08 12:49:35,416 WARN L170 areAnnotationChecker]: L105 has no Hoare annotation [2020-07-08 12:49:35,416 WARN L170 areAnnotationChecker]: L343 has no Hoare annotation [2020-07-08 12:49:35,416 WARN L170 areAnnotationChecker]: L343 has no Hoare annotation [2020-07-08 12:49:35,416 WARN L170 areAnnotationChecker]: stop_simulationEXIT has no Hoare annotation [2020-07-08 12:49:35,416 WARN L170 areAnnotationChecker]: L189 has no Hoare annotation [2020-07-08 12:49:35,416 WARN L170 areAnnotationChecker]: L189 has no Hoare annotation [2020-07-08 12:49:35,416 WARN L170 areAnnotationChecker]: L198 has no Hoare annotation [2020-07-08 12:49:35,416 WARN L170 areAnnotationChecker]: L198 has no Hoare annotation [2020-07-08 12:49:35,417 WARN L170 areAnnotationChecker]: L313-2 has no Hoare annotation [2020-07-08 12:49:35,417 WARN L170 areAnnotationChecker]: L105-2 has no Hoare annotation [2020-07-08 12:49:35,417 WARN L170 areAnnotationChecker]: L346 has no Hoare annotation [2020-07-08 12:49:35,417 WARN L170 areAnnotationChecker]: L346 has no Hoare annotation [2020-07-08 12:49:35,417 WARN L170 areAnnotationChecker]: L349 has no Hoare annotation [2020-07-08 12:49:35,417 WARN L170 areAnnotationChecker]: L349 has no Hoare annotation [2020-07-08 12:49:35,417 WARN L170 areAnnotationChecker]: L193 has no Hoare annotation [2020-07-08 12:49:35,417 WARN L170 areAnnotationChecker]: L193 has no Hoare annotation [2020-07-08 12:49:35,417 WARN L170 areAnnotationChecker]: activate_threadsEXIT has no Hoare annotation [2020-07-08 12:49:35,417 WARN L170 areAnnotationChecker]: activate_threadsEXIT has no Hoare annotation [2020-07-08 12:49:35,418 INFO L163 areAnnotationChecker]: CFG has 0 edges. 0 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. 0 times interpolants missing. [2020-07-08 12:49:35,422 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.07 12:49:35 BoogieIcfgContainer [2020-07-08 12:49:35,422 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-08 12:49:35,425 INFO L168 Benchmark]: Toolchain (without parser) took 53739.63 ms. Allocated memory was 144.7 MB in the beginning and 602.4 MB in the end (delta: 457.7 MB). Free memory was 102.5 MB in the beginning and 366.2 MB in the end (delta: -263.7 MB). Peak memory consumption was 194.0 MB. Max. memory is 7.1 GB. [2020-07-08 12:49:35,427 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 144.7 MB. Free memory was 120.9 MB in the beginning and 120.7 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2020-07-08 12:49:35,429 INFO L168 Benchmark]: CACSL2BoogieTranslator took 483.54 ms. Allocated memory was 144.7 MB in the beginning and 201.9 MB in the end (delta: 57.1 MB). Free memory was 102.1 MB in the beginning and 179.8 MB in the end (delta: -77.7 MB). Peak memory consumption was 23.0 MB. Max. memory is 7.1 GB. [2020-07-08 12:49:35,430 INFO L168 Benchmark]: Boogie Preprocessor took 52.43 ms. Allocated memory is still 201.9 MB. Free memory was 179.8 MB in the beginning and 177.0 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.8 MB. Max. memory is 7.1 GB. [2020-07-08 12:49:35,436 INFO L168 Benchmark]: RCFGBuilder took 811.71 ms. Allocated memory is still 201.9 MB. Free memory was 177.0 MB in the beginning and 123.3 MB in the end (delta: 53.7 MB). Peak memory consumption was 53.7 MB. Max. memory is 7.1 GB. [2020-07-08 12:49:35,436 INFO L168 Benchmark]: TraceAbstraction took 52386.05 ms. Allocated memory was 201.9 MB in the beginning and 602.4 MB in the end (delta: 400.6 MB). Free memory was 122.7 MB in the beginning and 366.2 MB in the end (delta: -243.6 MB). Peak memory consumption was 157.0 MB. Max. memory is 7.1 GB. [2020-07-08 12:49:35,443 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - AssertionsEnabledResult: Assertions are enabled Assertions are enabled - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 144.7 MB. Free memory was 120.9 MB in the beginning and 120.7 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 483.54 ms. Allocated memory was 144.7 MB in the beginning and 201.9 MB in the end (delta: 57.1 MB). Free memory was 102.1 MB in the beginning and 179.8 MB in the end (delta: -77.7 MB). Peak memory consumption was 23.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 52.43 ms. Allocated memory is still 201.9 MB. Free memory was 179.8 MB in the beginning and 177.0 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 811.71 ms. Allocated memory is still 201.9 MB. Free memory was 177.0 MB in the beginning and 123.3 MB in the end (delta: 53.7 MB). Peak memory consumption was 53.7 MB. Max. memory is 7.1 GB. * TraceAbstraction took 52386.05 ms. Allocated memory was 201.9 MB in the beginning and 602.4 MB in the end (delta: 400.6 MB). Free memory was 122.7 MB in the beginning and 366.2 MB in the end (delta: -243.6 MB). Peak memory consumption was 157.0 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 10]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L15] int q_buf_0 ; [L16] int q_free ; [L17] int q_read_ev ; [L18] int q_write_ev ; [L19] int q_req_up ; [L20] int q_ev ; [L41] int p_num_write ; [L42] int p_last_write ; [L43] int p_dw_st ; [L44] int p_dw_pc ; [L45] int p_dw_i ; [L46] int c_num_read ; [L47] int c_last_read ; [L48] int c_dr_st ; [L49] int c_dr_pc ; [L50] int c_dr_i ; [L154] static int a_t ; VAL [\old(a_t)=11, \old(c_dr_i)=3, \old(c_dr_pc)=13, \old(c_dr_st)=17, \old(c_last_read)=5, \old(c_num_read)=6, \old(p_dw_i)=4, \old(p_dw_pc)=15, \old(p_dw_st)=9, \old(p_last_write)=19, \old(p_num_write)=7, \old(q_buf_0)=10, \old(q_ev)=16, \old(q_free)=18, \old(q_read_ev)=14, \old(q_req_up)=12, \old(q_write_ev)=8, a_t=0, c_dr_i=0, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=0, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=0, q_read_ev=0, q_req_up=0, q_write_ev=0] [L456] int __retres1 ; VAL [\old(a_t)=0, \old(c_dr_i)=0, \old(c_dr_pc)=0, \old(c_dr_st)=0, \old(c_last_read)=0, \old(c_num_read)=0, \old(p_dw_i)=0, \old(p_dw_pc)=0, \old(p_dw_st)=0, \old(p_last_write)=0, \old(p_num_write)=0, \old(q_buf_0)=0, \old(q_ev)=0, \old(q_free)=0, \old(q_read_ev)=0, \old(q_req_up)=0, \old(q_write_ev)=0, a_t=0, c_dr_i=0, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=0, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=0, q_read_ev=0, q_req_up=0, q_write_ev=0] [L460] CALL init_model() VAL [\old(a_t)=0, \old(c_dr_i)=0, \old(c_dr_pc)=0, \old(c_dr_st)=0, \old(c_last_read)=0, \old(c_num_read)=0, \old(p_dw_i)=0, \old(p_dw_pc)=0, \old(p_dw_st)=0, \old(p_last_write)=0, \old(p_num_write)=0, \old(q_buf_0)=0, \old(q_ev)=0, \old(q_free)=0, \old(q_read_ev)=0, \old(q_req_up)=0, \old(q_write_ev)=0, a_t=0, c_dr_i=0, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=0, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=0, q_read_ev=0, q_req_up=0, q_write_ev=0] [L442] q_free = 1 [L443] q_write_ev = 2 [L444] q_read_ev = q_write_ev [L445] p_num_write = 0 [L446] p_dw_pc = 0 [L447] p_dw_i = 1 [L448] c_num_read = 0 [L449] c_dr_pc = 0 [L450] c_dr_i = 1 VAL [\old(a_t)=0, \old(c_dr_i)=0, \old(c_dr_pc)=0, \old(c_dr_st)=0, \old(c_last_read)=0, \old(c_num_read)=0, \old(p_dw_i)=0, \old(p_dw_pc)=0, \old(p_dw_st)=0, \old(p_last_write)=0, \old(p_num_write)=0, \old(q_buf_0)=0, \old(q_ev)=0, \old(q_free)=0, \old(q_read_ev)=0, \old(q_req_up)=0, \old(q_write_ev)=0, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2] [L460] RET init_model() VAL [\old(a_t)=0, \old(c_dr_i)=0, \old(c_dr_pc)=0, \old(c_dr_st)=0, \old(c_last_read)=0, \old(c_num_read)=0, \old(p_dw_i)=0, \old(p_dw_pc)=0, \old(p_dw_st)=0, \old(p_last_write)=0, \old(p_num_write)=0, \old(q_buf_0)=0, \old(q_ev)=0, \old(q_free)=0, \old(q_read_ev)=0, \old(q_req_up)=0, \old(q_write_ev)=0, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2] [L461] CALL start_simulation() VAL [\old(a_t)=0, \old(c_dr_i)=0, \old(c_dr_pc)=0, \old(c_dr_st)=0, \old(c_last_read)=0, \old(c_num_read)=0, \old(p_dw_i)=0, \old(p_dw_pc)=0, \old(p_dw_st)=0, \old(p_last_write)=0, \old(p_num_write)=0, \old(q_buf_0)=0, \old(q_ev)=0, \old(q_free)=1, \old(q_read_ev)=2, \old(q_req_up)=0, \old(q_write_ev)=2, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2] [L396] int kernel_st ; [L397] int tmp ; [L401] kernel_st = 0 VAL [\old(a_t)=0, \old(c_dr_i)=0, \old(c_dr_pc)=0, \old(c_dr_st)=0, \old(c_last_read)=0, \old(c_num_read)=0, \old(p_dw_i)=0, \old(p_dw_pc)=0, \old(p_dw_st)=0, \old(p_last_write)=0, \old(p_num_write)=0, \old(q_buf_0)=0, \old(q_ev)=0, \old(q_free)=1, \old(q_read_ev)=2, \old(q_req_up)=0, \old(q_write_ev)=2, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, kernel_st=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2] [L402] CALL update_channels() VAL [\old(a_t)=0, \old(c_dr_i)=0, \old(c_dr_pc)=0, \old(c_dr_st)=0, \old(c_last_read)=0, \old(c_num_read)=0, \old(p_dw_i)=0, \old(p_dw_pc)=0, \old(p_dw_st)=0, \old(p_last_write)=0, \old(p_num_write)=0, \old(q_buf_0)=0, \old(q_ev)=0, \old(q_free)=1, \old(q_read_ev)=2, \old(q_req_up)=0, \old(q_write_ev)=2, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2] [L212] COND FALSE !((int )q_req_up == 1) VAL [\old(a_t)=0, \old(c_dr_i)=0, \old(c_dr_pc)=0, \old(c_dr_st)=0, \old(c_last_read)=0, \old(c_num_read)=0, \old(p_dw_i)=0, \old(p_dw_pc)=0, \old(p_dw_st)=0, \old(p_last_write)=0, \old(p_num_write)=0, \old(q_buf_0)=0, \old(q_ev)=0, \old(q_free)=1, \old(q_read_ev)=2, \old(q_req_up)=0, \old(q_write_ev)=2, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2] [L402] RET update_channels() VAL [\old(a_t)=0, \old(c_dr_i)=0, \old(c_dr_pc)=0, \old(c_dr_st)=0, \old(c_last_read)=0, \old(c_num_read)=0, \old(p_dw_i)=0, \old(p_dw_pc)=0, \old(p_dw_st)=0, \old(p_last_write)=0, \old(p_num_write)=0, \old(q_buf_0)=0, \old(q_ev)=0, \old(q_free)=1, \old(q_read_ev)=2, \old(q_req_up)=0, \old(q_write_ev)=2, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, kernel_st=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2] [L403] CALL init_threads() VAL [\old(a_t)=0, \old(c_dr_i)=0, \old(c_dr_pc)=0, \old(c_dr_st)=0, \old(c_last_read)=0, \old(c_num_read)=0, \old(p_dw_i)=0, \old(p_dw_pc)=0, \old(p_dw_st)=0, \old(p_last_write)=0, \old(p_num_write)=0, \old(q_buf_0)=0, \old(q_ev)=0, \old(q_free)=1, \old(q_read_ev)=2, \old(q_req_up)=0, \old(q_write_ev)=2, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2] [L227] COND TRUE (int )p_dw_i == 1 [L228] p_dw_st = 0 VAL [\old(a_t)=0, \old(c_dr_i)=0, \old(c_dr_pc)=0, \old(c_dr_st)=0, \old(c_last_read)=0, \old(c_num_read)=0, \old(p_dw_i)=0, \old(p_dw_pc)=0, \old(p_dw_st)=0, \old(p_last_write)=0, \old(p_num_write)=0, \old(q_buf_0)=0, \old(q_ev)=0, \old(q_free)=1, \old(q_read_ev)=2, \old(q_req_up)=0, \old(q_write_ev)=2, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2] [L232] COND TRUE (int )c_dr_i == 1 [L233] c_dr_st = 0 VAL [\old(a_t)=0, \old(c_dr_i)=0, \old(c_dr_pc)=0, \old(c_dr_st)=0, \old(c_last_read)=0, \old(c_num_read)=0, \old(p_dw_i)=0, \old(p_dw_pc)=0, \old(p_dw_st)=0, \old(p_last_write)=0, \old(p_num_write)=0, \old(q_buf_0)=0, \old(q_ev)=0, \old(q_free)=1, \old(q_read_ev)=2, \old(q_req_up)=0, \old(q_write_ev)=2, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2] [L403] RET init_threads() VAL [\old(a_t)=0, \old(c_dr_i)=0, \old(c_dr_pc)=0, \old(c_dr_st)=0, \old(c_last_read)=0, \old(c_num_read)=0, \old(p_dw_i)=0, \old(p_dw_pc)=0, \old(p_dw_st)=0, \old(p_last_write)=0, \old(p_num_write)=0, \old(q_buf_0)=0, \old(q_ev)=0, \old(q_free)=1, \old(q_read_ev)=2, \old(q_req_up)=0, \old(q_write_ev)=2, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, kernel_st=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2] [L404] CALL fire_delta_events() VAL [\old(a_t)=0, \old(c_dr_i)=0, \old(c_dr_pc)=0, \old(c_dr_st)=0, \old(c_last_read)=0, \old(c_num_read)=0, \old(p_dw_i)=0, \old(p_dw_pc)=0, \old(p_dw_st)=0, \old(p_last_write)=0, \old(p_num_write)=0, \old(q_buf_0)=0, \old(q_ev)=0, \old(q_free)=1, \old(q_read_ev)=2, \old(q_req_up)=0, \old(q_write_ev)=2, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2] [L265] COND FALSE !((int )q_read_ev == 0) VAL [\old(a_t)=0, \old(c_dr_i)=0, \old(c_dr_pc)=0, \old(c_dr_st)=0, \old(c_last_read)=0, \old(c_num_read)=0, \old(p_dw_i)=0, \old(p_dw_pc)=0, \old(p_dw_st)=0, \old(p_last_write)=0, \old(p_num_write)=0, \old(q_buf_0)=0, \old(q_ev)=0, \old(q_free)=1, \old(q_read_ev)=2, \old(q_req_up)=0, \old(q_write_ev)=2, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2] [L270] COND FALSE !((int )q_write_ev == 0) VAL [\old(a_t)=0, \old(c_dr_i)=0, \old(c_dr_pc)=0, \old(c_dr_st)=0, \old(c_last_read)=0, \old(c_num_read)=0, \old(p_dw_i)=0, \old(p_dw_pc)=0, \old(p_dw_st)=0, \old(p_last_write)=0, \old(p_num_write)=0, \old(q_buf_0)=0, \old(q_ev)=0, \old(q_free)=1, \old(q_read_ev)=2, \old(q_req_up)=0, \old(q_write_ev)=2, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2] [L404] RET fire_delta_events() VAL [\old(a_t)=0, \old(c_dr_i)=0, \old(c_dr_pc)=0, \old(c_dr_st)=0, \old(c_last_read)=0, \old(c_num_read)=0, \old(p_dw_i)=0, \old(p_dw_pc)=0, \old(p_dw_st)=0, \old(p_last_write)=0, \old(p_num_write)=0, \old(q_buf_0)=0, \old(q_ev)=0, \old(q_free)=1, \old(q_read_ev)=2, \old(q_req_up)=0, \old(q_write_ev)=2, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, kernel_st=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2] [L405] CALL activate_threads() VAL [\old(a_t)=0, \old(c_dr_i)=0, \old(c_dr_pc)=0, \old(c_dr_st)=0, \old(c_last_read)=0, \old(c_num_read)=0, \old(p_dw_i)=0, \old(p_dw_pc)=0, \old(p_dw_st)=0, \old(p_last_write)=0, \old(p_num_write)=0, \old(q_buf_0)=0, \old(q_ev)=0, \old(q_free)=1, \old(q_read_ev)=2, \old(q_req_up)=0, \old(q_write_ev)=2, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2] [L298] int tmp ; [L299] int tmp___0 ; VAL [\old(a_t)=0, \old(c_dr_i)=0, \old(c_dr_pc)=0, \old(c_dr_st)=0, \old(c_last_read)=0, \old(c_num_read)=0, \old(p_dw_i)=0, \old(p_dw_pc)=0, \old(p_dw_st)=0, \old(p_last_write)=0, \old(p_num_write)=0, \old(q_buf_0)=0, \old(q_ev)=0, \old(q_free)=1, \old(q_read_ev)=2, \old(q_req_up)=0, \old(q_write_ev)=2, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2] [L303] CALL, EXPR is_do_write_p_triggered() VAL [\old(a_t)=0, \old(c_dr_i)=0, \old(c_dr_pc)=0, \old(c_dr_st)=0, \old(c_last_read)=0, \old(c_num_read)=0, \old(p_dw_i)=0, \old(p_dw_pc)=0, \old(p_dw_st)=0, \old(p_last_write)=0, \old(p_num_write)=0, \old(q_buf_0)=0, \old(q_ev)=0, \old(q_free)=1, \old(q_read_ev)=2, \old(q_req_up)=0, \old(q_write_ev)=2, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2] [L52] int __retres1 ; VAL [\old(a_t)=0, \old(c_dr_i)=0, \old(c_dr_pc)=0, \old(c_dr_st)=0, \old(c_last_read)=0, \old(c_num_read)=0, \old(p_dw_i)=0, \old(p_dw_pc)=0, \old(p_dw_st)=0, \old(p_last_write)=0, \old(p_num_write)=0, \old(q_buf_0)=0, \old(q_ev)=0, \old(q_free)=1, \old(q_read_ev)=2, \old(q_req_up)=0, \old(q_write_ev)=2, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2] [L55] COND FALSE !((int )p_dw_pc == 1) VAL [\old(a_t)=0, \old(c_dr_i)=0, \old(c_dr_pc)=0, \old(c_dr_st)=0, \old(c_last_read)=0, \old(c_num_read)=0, \old(p_dw_i)=0, \old(p_dw_pc)=0, \old(p_dw_st)=0, \old(p_last_write)=0, \old(p_num_write)=0, \old(q_buf_0)=0, \old(q_ev)=0, \old(q_free)=1, \old(q_read_ev)=2, \old(q_req_up)=0, \old(q_write_ev)=2, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2] [L65] __retres1 = 0 VAL [\old(a_t)=0, \old(c_dr_i)=0, \old(c_dr_pc)=0, \old(c_dr_st)=0, \old(c_last_read)=0, \old(c_num_read)=0, \old(p_dw_i)=0, \old(p_dw_pc)=0, \old(p_dw_st)=0, \old(p_last_write)=0, \old(p_num_write)=0, \old(q_buf_0)=0, \old(q_ev)=0, \old(q_free)=1, \old(q_read_ev)=2, \old(q_req_up)=0, \old(q_write_ev)=2, __retres1=0, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2] [L67] return (__retres1); VAL [\old(a_t)=0, \old(c_dr_i)=0, \old(c_dr_pc)=0, \old(c_dr_st)=0, \old(c_last_read)=0, \old(c_num_read)=0, \old(p_dw_i)=0, \old(p_dw_pc)=0, \old(p_dw_st)=0, \old(p_last_write)=0, \old(p_num_write)=0, \old(q_buf_0)=0, \old(q_ev)=0, \old(q_free)=1, \old(q_read_ev)=2, \old(q_req_up)=0, \old(q_write_ev)=2, \result=0, __retres1=0, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2] [L303] RET, EXPR is_do_write_p_triggered() VAL [\old(a_t)=0, \old(c_dr_i)=0, \old(c_dr_pc)=0, \old(c_dr_st)=0, \old(c_last_read)=0, \old(c_num_read)=0, \old(p_dw_i)=0, \old(p_dw_pc)=0, \old(p_dw_st)=0, \old(p_last_write)=0, \old(p_num_write)=0, \old(q_buf_0)=0, \old(q_ev)=0, \old(q_free)=1, \old(q_read_ev)=2, \old(q_req_up)=0, \old(q_write_ev)=2, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, is_do_write_p_triggered()=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2] [L303] tmp = is_do_write_p_triggered() [L305] COND FALSE !(\read(tmp)) VAL [\old(a_t)=0, \old(c_dr_i)=0, \old(c_dr_pc)=0, \old(c_dr_st)=0, \old(c_last_read)=0, \old(c_num_read)=0, \old(p_dw_i)=0, \old(p_dw_pc)=0, \old(p_dw_st)=0, \old(p_last_write)=0, \old(p_num_write)=0, \old(q_buf_0)=0, \old(q_ev)=0, \old(q_free)=1, \old(q_read_ev)=2, \old(q_req_up)=0, \old(q_write_ev)=2, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2, tmp=0] [L311] CALL, EXPR is_do_read_c_triggered() VAL [\old(a_t)=0, \old(c_dr_i)=0, \old(c_dr_pc)=0, \old(c_dr_st)=0, \old(c_last_read)=0, \old(c_num_read)=0, \old(p_dw_i)=0, \old(p_dw_pc)=0, \old(p_dw_st)=0, \old(p_last_write)=0, \old(p_num_write)=0, \old(q_buf_0)=0, \old(q_ev)=0, \old(q_free)=1, \old(q_read_ev)=2, \old(q_req_up)=0, \old(q_write_ev)=2, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2] [L71] int __retres1 ; VAL [\old(a_t)=0, \old(c_dr_i)=0, \old(c_dr_pc)=0, \old(c_dr_st)=0, \old(c_last_read)=0, \old(c_num_read)=0, \old(p_dw_i)=0, \old(p_dw_pc)=0, \old(p_dw_st)=0, \old(p_last_write)=0, \old(p_num_write)=0, \old(q_buf_0)=0, \old(q_ev)=0, \old(q_free)=1, \old(q_read_ev)=2, \old(q_req_up)=0, \old(q_write_ev)=2, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2] [L74] COND FALSE !((int )c_dr_pc == 1) VAL [\old(a_t)=0, \old(c_dr_i)=0, \old(c_dr_pc)=0, \old(c_dr_st)=0, \old(c_last_read)=0, \old(c_num_read)=0, \old(p_dw_i)=0, \old(p_dw_pc)=0, \old(p_dw_st)=0, \old(p_last_write)=0, \old(p_num_write)=0, \old(q_buf_0)=0, \old(q_ev)=0, \old(q_free)=1, \old(q_read_ev)=2, \old(q_req_up)=0, \old(q_write_ev)=2, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2] [L84] __retres1 = 0 VAL [\old(a_t)=0, \old(c_dr_i)=0, \old(c_dr_pc)=0, \old(c_dr_st)=0, \old(c_last_read)=0, \old(c_num_read)=0, \old(p_dw_i)=0, \old(p_dw_pc)=0, \old(p_dw_st)=0, \old(p_last_write)=0, \old(p_num_write)=0, \old(q_buf_0)=0, \old(q_ev)=0, \old(q_free)=1, \old(q_read_ev)=2, \old(q_req_up)=0, \old(q_write_ev)=2, __retres1=0, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2] [L86] return (__retres1); VAL [\old(a_t)=0, \old(c_dr_i)=0, \old(c_dr_pc)=0, \old(c_dr_st)=0, \old(c_last_read)=0, \old(c_num_read)=0, \old(p_dw_i)=0, \old(p_dw_pc)=0, \old(p_dw_st)=0, \old(p_last_write)=0, \old(p_num_write)=0, \old(q_buf_0)=0, \old(q_ev)=0, \old(q_free)=1, \old(q_read_ev)=2, \old(q_req_up)=0, \old(q_write_ev)=2, \result=0, __retres1=0, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2] [L311] RET, EXPR is_do_read_c_triggered() VAL [\old(a_t)=0, \old(c_dr_i)=0, \old(c_dr_pc)=0, \old(c_dr_st)=0, \old(c_last_read)=0, \old(c_num_read)=0, \old(p_dw_i)=0, \old(p_dw_pc)=0, \old(p_dw_st)=0, \old(p_last_write)=0, \old(p_num_write)=0, \old(q_buf_0)=0, \old(q_ev)=0, \old(q_free)=1, \old(q_read_ev)=2, \old(q_req_up)=0, \old(q_write_ev)=2, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, is_do_read_c_triggered()=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2, tmp=0] [L311] tmp___0 = is_do_read_c_triggered() [L313] COND FALSE !(\read(tmp___0)) VAL [\old(a_t)=0, \old(c_dr_i)=0, \old(c_dr_pc)=0, \old(c_dr_st)=0, \old(c_last_read)=0, \old(c_num_read)=0, \old(p_dw_i)=0, \old(p_dw_pc)=0, \old(p_dw_st)=0, \old(p_last_write)=0, \old(p_num_write)=0, \old(q_buf_0)=0, \old(q_ev)=0, \old(q_free)=1, \old(q_read_ev)=2, \old(q_req_up)=0, \old(q_write_ev)=2, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2, tmp=0, tmp___0=0] [L405] RET activate_threads() VAL [\old(a_t)=0, \old(c_dr_i)=0, \old(c_dr_pc)=0, \old(c_dr_st)=0, \old(c_last_read)=0, \old(c_num_read)=0, \old(p_dw_i)=0, \old(p_dw_pc)=0, \old(p_dw_st)=0, \old(p_last_write)=0, \old(p_num_write)=0, \old(q_buf_0)=0, \old(q_ev)=0, \old(q_free)=1, \old(q_read_ev)=2, \old(q_req_up)=0, \old(q_write_ev)=2, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, kernel_st=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2] [L406] CALL reset_delta_events() VAL [\old(a_t)=0, \old(c_dr_i)=0, \old(c_dr_pc)=0, \old(c_dr_st)=0, \old(c_last_read)=0, \old(c_num_read)=0, \old(p_dw_i)=0, \old(p_dw_pc)=0, \old(p_dw_st)=0, \old(p_last_write)=0, \old(p_num_write)=0, \old(q_buf_0)=0, \old(q_ev)=0, \old(q_free)=1, \old(q_read_ev)=2, \old(q_req_up)=0, \old(q_write_ev)=2, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2] [L283] COND FALSE !((int )q_read_ev == 1) VAL [\old(a_t)=0, \old(c_dr_i)=0, \old(c_dr_pc)=0, \old(c_dr_st)=0, \old(c_last_read)=0, \old(c_num_read)=0, \old(p_dw_i)=0, \old(p_dw_pc)=0, \old(p_dw_st)=0, \old(p_last_write)=0, \old(p_num_write)=0, \old(q_buf_0)=0, \old(q_ev)=0, \old(q_free)=1, \old(q_read_ev)=2, \old(q_req_up)=0, \old(q_write_ev)=2, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2] [L288] COND FALSE !((int )q_write_ev == 1) VAL [\old(a_t)=0, \old(c_dr_i)=0, \old(c_dr_pc)=0, \old(c_dr_st)=0, \old(c_last_read)=0, \old(c_num_read)=0, \old(p_dw_i)=0, \old(p_dw_pc)=0, \old(p_dw_st)=0, \old(p_last_write)=0, \old(p_num_write)=0, \old(q_buf_0)=0, \old(q_ev)=0, \old(q_free)=1, \old(q_read_ev)=2, \old(q_req_up)=0, \old(q_write_ev)=2, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2] [L406] RET reset_delta_events() VAL [\old(a_t)=0, \old(c_dr_i)=0, \old(c_dr_pc)=0, \old(c_dr_st)=0, \old(c_last_read)=0, \old(c_num_read)=0, \old(p_dw_i)=0, \old(p_dw_pc)=0, \old(p_dw_st)=0, \old(p_last_write)=0, \old(p_num_write)=0, \old(q_buf_0)=0, \old(q_ev)=0, \old(q_free)=1, \old(q_read_ev)=2, \old(q_req_up)=0, \old(q_write_ev)=2, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, kernel_st=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2] [L409] COND TRUE 1 VAL [\old(a_t)=0, \old(c_dr_i)=0, \old(c_dr_pc)=0, \old(c_dr_st)=0, \old(c_last_read)=0, \old(c_num_read)=0, \old(p_dw_i)=0, \old(p_dw_pc)=0, \old(p_dw_st)=0, \old(p_last_write)=0, \old(p_num_write)=0, \old(q_buf_0)=0, \old(q_ev)=0, \old(q_free)=1, \old(q_read_ev)=2, \old(q_req_up)=0, \old(q_write_ev)=2, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, kernel_st=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2] [L412] kernel_st = 1 VAL [\old(a_t)=0, \old(c_dr_i)=0, \old(c_dr_pc)=0, \old(c_dr_st)=0, \old(c_last_read)=0, \old(c_num_read)=0, \old(p_dw_i)=0, \old(p_dw_pc)=0, \old(p_dw_st)=0, \old(p_last_write)=0, \old(p_num_write)=0, \old(q_buf_0)=0, \old(q_ev)=0, \old(q_free)=1, \old(q_read_ev)=2, \old(q_req_up)=0, \old(q_write_ev)=2, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, kernel_st=1, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2] [L413] CALL eval() VAL [\old(a_t)=0, \old(c_dr_i)=0, \old(c_dr_pc)=0, \old(c_dr_st)=0, \old(c_last_read)=0, \old(c_num_read)=0, \old(p_dw_i)=0, \old(p_dw_pc)=0, \old(p_dw_st)=0, \old(p_last_write)=0, \old(p_num_write)=0, \old(q_buf_0)=0, \old(q_ev)=0, \old(q_free)=1, \old(q_read_ev)=2, \old(q_req_up)=0, \old(q_write_ev)=2, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2] [L323] int tmp ; [L324] int tmp___0 ; [L325] int tmp___1 ; VAL [\old(a_t)=0, \old(c_dr_i)=0, \old(c_dr_pc)=0, \old(c_dr_st)=0, \old(c_last_read)=0, \old(c_num_read)=0, \old(p_dw_i)=0, \old(p_dw_pc)=0, \old(p_dw_st)=0, \old(p_last_write)=0, \old(p_num_write)=0, \old(q_buf_0)=0, \old(q_ev)=0, \old(q_free)=1, \old(q_read_ev)=2, \old(q_req_up)=0, \old(q_write_ev)=2, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2] [L329] COND TRUE 1 VAL [\old(a_t)=0, \old(c_dr_i)=0, \old(c_dr_pc)=0, \old(c_dr_st)=0, \old(c_last_read)=0, \old(c_num_read)=0, \old(p_dw_i)=0, \old(p_dw_pc)=0, \old(p_dw_st)=0, \old(p_last_write)=0, \old(p_num_write)=0, \old(q_buf_0)=0, \old(q_ev)=0, \old(q_free)=1, \old(q_read_ev)=2, \old(q_req_up)=0, \old(q_write_ev)=2, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2] [L332] CALL, EXPR exists_runnable_thread() VAL [\old(a_t)=0, \old(c_dr_i)=0, \old(c_dr_pc)=0, \old(c_dr_st)=0, \old(c_last_read)=0, \old(c_num_read)=0, \old(p_dw_i)=0, \old(p_dw_pc)=0, \old(p_dw_st)=0, \old(p_last_write)=0, \old(p_num_write)=0, \old(q_buf_0)=0, \old(q_ev)=0, \old(q_free)=1, \old(q_read_ev)=2, \old(q_req_up)=0, \old(q_write_ev)=2, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2] [L242] int __retres1 ; VAL [\old(a_t)=0, \old(c_dr_i)=0, \old(c_dr_pc)=0, \old(c_dr_st)=0, \old(c_last_read)=0, \old(c_num_read)=0, \old(p_dw_i)=0, \old(p_dw_pc)=0, \old(p_dw_st)=0, \old(p_last_write)=0, \old(p_num_write)=0, \old(q_buf_0)=0, \old(q_ev)=0, \old(q_free)=1, \old(q_read_ev)=2, \old(q_req_up)=0, \old(q_write_ev)=2, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2] [L245] COND TRUE (int )p_dw_st == 0 [L246] __retres1 = 1 VAL [\old(a_t)=0, \old(c_dr_i)=0, \old(c_dr_pc)=0, \old(c_dr_st)=0, \old(c_last_read)=0, \old(c_num_read)=0, \old(p_dw_i)=0, \old(p_dw_pc)=0, \old(p_dw_st)=0, \old(p_last_write)=0, \old(p_num_write)=0, \old(q_buf_0)=0, \old(q_ev)=0, \old(q_free)=1, \old(q_read_ev)=2, \old(q_req_up)=0, \old(q_write_ev)=2, __retres1=1, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2] [L258] return (__retres1); VAL [\old(a_t)=0, \old(c_dr_i)=0, \old(c_dr_pc)=0, \old(c_dr_st)=0, \old(c_last_read)=0, \old(c_num_read)=0, \old(p_dw_i)=0, \old(p_dw_pc)=0, \old(p_dw_st)=0, \old(p_last_write)=0, \old(p_num_write)=0, \old(q_buf_0)=0, \old(q_ev)=0, \old(q_free)=1, \old(q_read_ev)=2, \old(q_req_up)=0, \old(q_write_ev)=2, \result=1, __retres1=1, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2] [L332] RET, EXPR exists_runnable_thread() VAL [\old(a_t)=0, \old(c_dr_i)=0, \old(c_dr_pc)=0, \old(c_dr_st)=0, \old(c_last_read)=0, \old(c_num_read)=0, \old(p_dw_i)=0, \old(p_dw_pc)=0, \old(p_dw_st)=0, \old(p_last_write)=0, \old(p_num_write)=0, \old(q_buf_0)=0, \old(q_ev)=0, \old(q_free)=1, \old(q_read_ev)=2, \old(q_req_up)=0, \old(q_write_ev)=2, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, exists_runnable_thread()=1, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2] [L332] tmp___1 = exists_runnable_thread() [L334] COND TRUE \read(tmp___1) VAL [\old(a_t)=0, \old(c_dr_i)=0, \old(c_dr_pc)=0, \old(c_dr_st)=0, \old(c_last_read)=0, \old(c_num_read)=0, \old(p_dw_i)=0, \old(p_dw_pc)=0, \old(p_dw_st)=0, \old(p_last_write)=0, \old(p_num_write)=0, \old(q_buf_0)=0, \old(q_ev)=0, \old(q_free)=1, \old(q_read_ev)=2, \old(q_req_up)=0, \old(q_write_ev)=2, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2, tmp___1=1] [L339] COND TRUE (int )p_dw_st == 0 [L341] tmp = __VERIFIER_nondet_int() [L343] COND FALSE !(\read(tmp)) VAL [\old(a_t)=0, \old(c_dr_i)=0, \old(c_dr_pc)=0, \old(c_dr_st)=0, \old(c_last_read)=0, \old(c_num_read)=0, \old(p_dw_i)=0, \old(p_dw_pc)=0, \old(p_dw_st)=0, \old(p_last_write)=0, \old(p_num_write)=0, \old(q_buf_0)=0, \old(q_ev)=0, \old(q_free)=1, \old(q_read_ev)=2, \old(q_req_up)=0, \old(q_write_ev)=2, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2, tmp=0, tmp___1=1] [L349] CALL error() VAL [\old(a_t)=0, \old(c_dr_i)=0, \old(c_dr_pc)=0, \old(c_dr_st)=0, \old(c_last_read)=0, \old(c_num_read)=0, \old(p_dw_i)=0, \old(p_dw_pc)=0, \old(p_dw_st)=0, \old(p_last_write)=0, \old(p_num_write)=0, \old(q_buf_0)=0, \old(q_ev)=0, \old(q_free)=1, \old(q_read_ev)=2, \old(q_req_up)=0, \old(q_write_ev)=2, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2] [L10] __VERIFIER_error() VAL [\old(a_t)=0, \old(c_dr_i)=0, \old(c_dr_pc)=0, \old(c_dr_st)=0, \old(c_last_read)=0, \old(c_num_read)=0, \old(p_dw_i)=0, \old(p_dw_pc)=0, \old(p_dw_st)=0, \old(p_last_write)=0, \old(p_num_write)=0, \old(q_buf_0)=0, \old(q_ev)=0, \old(q_free)=1, \old(q_read_ev)=2, \old(q_req_up)=0, \old(q_write_ev)=2, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2] - StatisticsResult: Ultimate Automizer benchmark data CFG has 20 procedures, 140 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 52.1s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 43.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 504 SDtfs, 2461 SDslu, 699 SDs, 0 SdLazy, 4910 SolverSat, 1473 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 14.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 181 GetRequests, 89 SyntacticMatches, 0 SemanticMatches, 92 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 450 ImplicationChecksByTransitivity, 2.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=523occurred 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: 5.7s AutomataMinimizationTime, 4 MinimizatonAttempts, 860 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.6s InterpolantComputationTime, 350 NumberOfCodeBlocks, 350 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 276 ConstructedInterpolants, 0 QuantifiedInterpolants, 58788 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 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 incorrect! Received shutdown request...