/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 0.1.25-267fbe0 [2020-07-17 22:53:10,651 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-17 22:53:10,654 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-17 22:53:10,672 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-17 22:53:10,673 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-17 22:53:10,675 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-17 22:53:10,677 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-17 22:53:10,682 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-17 22:53:10,683 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-17 22:53:10,688 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-17 22:53:10,689 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-17 22:53:10,693 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-17 22:53:10,694 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-17 22:53:10,695 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-17 22:53:10,696 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-17 22:53:10,697 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-17 22:53:10,701 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-17 22:53:10,701 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-17 22:53:10,705 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-17 22:53:10,707 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-17 22:53:10,708 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-17 22:53:10,709 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-17 22:53:10,712 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-17 22:53:10,712 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-17 22:53:10,716 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-07-17 22:53:10,733 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-17 22:53:10,733 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-17 22:53:10,735 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-17 22:53:10,735 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 [2020-07-17 22:53:10,758 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-17 22:53:10,759 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-17 22:53:10,760 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-17 22:53:10,760 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-17 22:53:10,761 INFO L138 SettingsManager]: * Use SBE=true [2020-07-17 22:53:10,761 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-17 22:53:10,761 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-17 22:53:10,761 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-17 22:53:10,761 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-17 22:53:10,762 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-17 22:53:10,763 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-17 22:53:10,763 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-17 22:53:10,763 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-17 22:53:10,764 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-17 22:53:10,764 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-17 22:53:10,764 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-17 22:53:10,764 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-17 22:53:10,765 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-17 22:53:10,765 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-17 22:53:10,765 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-17 22:53:10,765 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-17 22:53:10,765 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-17 22:53:10,766 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-17 22:53:10,766 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-17 22:53:10,766 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-17 22:53:10,766 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-17 22:53:10,766 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-17 22:53:10,767 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-17 22:53:10,767 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-17 22:53:10,767 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-07-17 22:53:11,056 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-17 22:53:11,074 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-17 22:53:11,077 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-17 22:53:11,078 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-17 22:53:11,079 INFO L275 PluginConnector]: CDTParser initialized [2020-07-17 22:53:11,080 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/systemc/pc_sfifo_2.cil-2.c [2020-07-17 22:53:11,144 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e73697018/971af4d963424d058cd1325c5e9d34e5/FLAG5ab4d51fe [2020-07-17 22:53:11,558 INFO L306 CDTParser]: Found 1 translation units. [2020-07-17 22:53:11,558 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/systemc/pc_sfifo_2.cil-2.c [2020-07-17 22:53:11,567 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e73697018/971af4d963424d058cd1325c5e9d34e5/FLAG5ab4d51fe [2020-07-17 22:53:11,980 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e73697018/971af4d963424d058cd1325c5e9d34e5 [2020-07-17 22:53:11,989 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-17 22:53:11,991 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-17 22:53:11,992 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-17 22:53:11,992 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-17 22:53:11,995 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-17 22:53:11,997 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.07 10:53:11" (1/1) ... [2020-07-17 22:53:12,000 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 17.07 10:53:11, skipping insertion in model container [2020-07-17 22:53:12,000 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.07 10:53:11" (1/1) ... [2020-07-17 22:53:12,007 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-17 22:53:12,050 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-17 22:53:12,353 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-17 22:53:12,361 INFO L203 MainTranslator]: Completed pre-run [2020-07-17 22:53:12,439 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-17 22:53:12,555 INFO L208 MainTranslator]: Completed translation [2020-07-17 22:53:12,556 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 10:53:12 WrapperNode [2020-07-17 22:53:12,556 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-17 22:53:12,557 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-17 22:53:12,557 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-17 22:53:12,557 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-17 22:53:12,569 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 10:53:12" (1/1) ... [2020-07-17 22:53:12,570 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 10:53:12" (1/1) ... [2020-07-17 22:53:12,578 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 10:53:12" (1/1) ... [2020-07-17 22:53:12,579 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 10:53:12" (1/1) ... [2020-07-17 22:53:12,596 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 10:53:12" (1/1) ... [2020-07-17 22:53:12,609 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 10:53:12" (1/1) ... [2020-07-17 22:53:12,611 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 10:53:12" (1/1) ... [2020-07-17 22:53:12,614 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-17 22:53:12,615 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-17 22:53:12,615 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-17 22:53:12,615 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-17 22:53:12,616 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 10:53:12" (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 [2020-07-17 22:53:12,676 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-17 22:53:12,676 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-17 22:53:12,676 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2020-07-17 22:53:12,676 INFO L138 BoogieDeclarations]: Found implementation of procedure update_fifo_q [2020-07-17 22:53:12,676 INFO L138 BoogieDeclarations]: Found implementation of procedure is_do_write_p_triggered [2020-07-17 22:53:12,677 INFO L138 BoogieDeclarations]: Found implementation of procedure is_do_read_c_triggered [2020-07-17 22:53:12,677 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify_threads [2020-07-17 22:53:12,677 INFO L138 BoogieDeclarations]: Found implementation of procedure do_write_p [2020-07-17 22:53:12,677 INFO L138 BoogieDeclarations]: Found implementation of procedure do_read_c [2020-07-17 22:53:12,677 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2020-07-17 22:53:12,677 INFO L138 BoogieDeclarations]: Found implementation of procedure init_threads [2020-07-17 22:53:12,677 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2020-07-17 22:53:12,678 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2020-07-17 22:53:12,678 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2020-07-17 22:53:12,678 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2020-07-17 22:53:12,678 INFO L138 BoogieDeclarations]: Found implementation of procedure eval [2020-07-17 22:53:12,678 INFO L138 BoogieDeclarations]: Found implementation of procedure stop_simulation [2020-07-17 22:53:12,678 INFO L138 BoogieDeclarations]: Found implementation of procedure start_simulation [2020-07-17 22:53:12,679 INFO L138 BoogieDeclarations]: Found implementation of procedure init_model [2020-07-17 22:53:12,679 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-17 22:53:12,679 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-17 22:53:12,679 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-17 22:53:12,679 INFO L130 BoogieDeclarations]: Found specification of procedure error [2020-07-17 22:53:12,679 INFO L130 BoogieDeclarations]: Found specification of procedure update_fifo_q [2020-07-17 22:53:12,680 INFO L130 BoogieDeclarations]: Found specification of procedure is_do_write_p_triggered [2020-07-17 22:53:12,680 INFO L130 BoogieDeclarations]: Found specification of procedure is_do_read_c_triggered [2020-07-17 22:53:12,680 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify_threads [2020-07-17 22:53:12,680 INFO L130 BoogieDeclarations]: Found specification of procedure do_write_p [2020-07-17 22:53:12,680 INFO L130 BoogieDeclarations]: Found specification of procedure do_read_c [2020-07-17 22:53:12,680 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2020-07-17 22:53:12,681 INFO L130 BoogieDeclarations]: Found specification of procedure init_threads [2020-07-17 22:53:12,681 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2020-07-17 22:53:12,681 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2020-07-17 22:53:12,681 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2020-07-17 22:53:12,681 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2020-07-17 22:53:12,681 INFO L130 BoogieDeclarations]: Found specification of procedure eval [2020-07-17 22:53:12,682 INFO L130 BoogieDeclarations]: Found specification of procedure stop_simulation [2020-07-17 22:53:12,682 INFO L130 BoogieDeclarations]: Found specification of procedure start_simulation [2020-07-17 22:53:12,682 INFO L130 BoogieDeclarations]: Found specification of procedure init_model [2020-07-17 22:53:12,682 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-17 22:53:12,682 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-17 22:53:12,682 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-17 22:53:13,367 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-17 22:53:13,368 INFO L295 CfgBuilder]: Removed 4 assume(true) statements. [2020-07-17 22:53:13,373 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.07 10:53:13 BoogieIcfgContainer [2020-07-17 22:53:13,373 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-17 22:53:13,375 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-17 22:53:13,375 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-17 22:53:13,378 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-17 22:53:13,379 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.07 10:53:11" (1/3) ... [2020-07-17 22:53:13,380 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 17.07 10:53:13, skipping insertion in model container [2020-07-17 22:53:13,380 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 10:53:12" (2/3) ... [2020-07-17 22:53:13,380 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 17.07 10:53:13, skipping insertion in model container [2020-07-17 22:53:13,381 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.07 10:53:13" (3/3) ... [2020-07-17 22:53:13,382 INFO L109 eAbstractionObserver]: Analyzing ICFG pc_sfifo_2.cil-2.c [2020-07-17 22:53:13,393 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-07-17 22:53:13,401 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-17 22:53:13,415 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-17 22:53:13,440 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-17 22:53:13,440 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-17 22:53:13,440 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-07-17 22:53:13,440 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-17 22:53:13,441 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-17 22:53:13,441 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-17 22:53:13,441 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-17 22:53:13,441 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-17 22:53:13,464 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states. [2020-07-17 22:53:13,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2020-07-17 22:53:13,474 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 22:53:13,475 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] [2020-07-17 22:53:13,476 INFO L427 AbstractCegarLoop]: === Iteration 1 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 22:53:13,481 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 22:53:13,482 INFO L82 PathProgramCache]: Analyzing trace with hash 742963907, now seen corresponding path program 1 times [2020-07-17 22:53:13,492 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 22:53:13,492 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1413483629] [2020-07-17 22:53:13,493 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 22:53:13,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:53:13,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:53:13,926 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 [2020-07-17 22:53:13,927 INFO L280 TraceCheckUtils]: 1: Hoare triple {141#true} assume true; {141#true} is VALID [2020-07-17 22:53:13,928 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {141#true} {141#true} #381#return; {141#true} is VALID [2020-07-17 22:53:13,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:53:14,016 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 [2020-07-17 22:53:14,018 INFO L280 TraceCheckUtils]: 1: Hoare triple {193#(<= 2 ~q_read_ev~0)} assume true; {193#(<= 2 ~q_read_ev~0)} is VALID [2020-07-17 22:53:14,019 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 [2020-07-17 22:53:14,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:53:14,094 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 [2020-07-17 22:53:14,095 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 [2020-07-17 22:53:14,096 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 [2020-07-17 22:53:14,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:53:14,133 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 [2020-07-17 22:53:14,136 INFO L280 TraceCheckUtils]: 1: Hoare triple {141#true} assume 1 == ~c_dr_i~0;~c_dr_st~0 := 0; {141#true} is VALID [2020-07-17 22:53:14,136 INFO L280 TraceCheckUtils]: 2: Hoare triple {141#true} assume true; {141#true} is VALID [2020-07-17 22:53:14,138 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 [2020-07-17 22:53:14,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:53:14,200 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 [2020-07-17 22:53:14,200 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 [2020-07-17 22:53:14,201 INFO L280 TraceCheckUtils]: 2: Hoare triple {198#(= |old(~q_read_ev~0)| 0)} assume true; {198#(= |old(~q_read_ev~0)| 0)} is VALID [2020-07-17 22:53:14,202 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 [2020-07-17 22:53:14,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:53:14,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:53:14,232 INFO L280 TraceCheckUtils]: 0: Hoare triple {141#true} havoc ~__retres1~0; {141#true} is VALID [2020-07-17 22:53:14,233 INFO L280 TraceCheckUtils]: 1: Hoare triple {141#true} assume !(1 == ~p_dw_pc~0); {141#true} is VALID [2020-07-17 22:53:14,233 INFO L280 TraceCheckUtils]: 2: Hoare triple {141#true} ~__retres1~0 := 0; {141#true} is VALID [2020-07-17 22:53:14,234 INFO L280 TraceCheckUtils]: 3: Hoare triple {141#true} #res := ~__retres1~0; {141#true} is VALID [2020-07-17 22:53:14,234 INFO L280 TraceCheckUtils]: 4: Hoare triple {141#true} assume true; {141#true} is VALID [2020-07-17 22:53:14,234 INFO L275 TraceCheckUtils]: 5: Hoare quadruple {141#true} {141#true} #335#return; {141#true} is VALID [2020-07-17 22:53:14,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:53:14,241 INFO L280 TraceCheckUtils]: 0: Hoare triple {141#true} havoc ~__retres1~1; {141#true} is VALID [2020-07-17 22:53:14,241 INFO L280 TraceCheckUtils]: 1: Hoare triple {141#true} assume 1 == ~c_dr_pc~0; {141#true} is VALID [2020-07-17 22:53:14,242 INFO L280 TraceCheckUtils]: 2: Hoare triple {141#true} assume 1 == ~q_write_ev~0;~__retres1~1 := 1; {141#true} is VALID [2020-07-17 22:53:14,242 INFO L280 TraceCheckUtils]: 3: Hoare triple {141#true} #res := ~__retres1~1; {141#true} is VALID [2020-07-17 22:53:14,243 INFO L280 TraceCheckUtils]: 4: Hoare triple {141#true} assume true; {141#true} is VALID [2020-07-17 22:53:14,243 INFO L275 TraceCheckUtils]: 5: Hoare quadruple {141#true} {141#true} #337#return; {141#true} is VALID [2020-07-17 22:53:14,244 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 [2020-07-17 22:53:14,244 INFO L263 TraceCheckUtils]: 1: Hoare triple {141#true} call #t~ret3 := is_do_write_p_triggered(); {141#true} is VALID [2020-07-17 22:53:14,245 INFO L280 TraceCheckUtils]: 2: Hoare triple {141#true} havoc ~__retres1~0; {141#true} is VALID [2020-07-17 22:53:14,246 INFO L280 TraceCheckUtils]: 3: Hoare triple {141#true} assume !(1 == ~p_dw_pc~0); {141#true} is VALID [2020-07-17 22:53:14,247 INFO L280 TraceCheckUtils]: 4: Hoare triple {141#true} ~__retres1~0 := 0; {141#true} is VALID [2020-07-17 22:53:14,247 INFO L280 TraceCheckUtils]: 5: Hoare triple {141#true} #res := ~__retres1~0; {141#true} is VALID [2020-07-17 22:53:14,248 INFO L280 TraceCheckUtils]: 6: Hoare triple {141#true} assume true; {141#true} is VALID [2020-07-17 22:53:14,249 INFO L275 TraceCheckUtils]: 7: Hoare quadruple {141#true} {141#true} #335#return; {141#true} is VALID [2020-07-17 22:53:14,249 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 [2020-07-17 22:53:14,251 INFO L280 TraceCheckUtils]: 9: Hoare triple {141#true} assume 0 != ~tmp~1;~p_dw_st~0 := 0; {141#true} is VALID [2020-07-17 22:53:14,251 INFO L263 TraceCheckUtils]: 10: Hoare triple {141#true} call #t~ret4 := is_do_read_c_triggered(); {141#true} is VALID [2020-07-17 22:53:14,251 INFO L280 TraceCheckUtils]: 11: Hoare triple {141#true} havoc ~__retres1~1; {141#true} is VALID [2020-07-17 22:53:14,252 INFO L280 TraceCheckUtils]: 12: Hoare triple {141#true} assume 1 == ~c_dr_pc~0; {141#true} is VALID [2020-07-17 22:53:14,252 INFO L280 TraceCheckUtils]: 13: Hoare triple {141#true} assume 1 == ~q_write_ev~0;~__retres1~1 := 1; {141#true} is VALID [2020-07-17 22:53:14,252 INFO L280 TraceCheckUtils]: 14: Hoare triple {141#true} #res := ~__retres1~1; {141#true} is VALID [2020-07-17 22:53:14,253 INFO L280 TraceCheckUtils]: 15: Hoare triple {141#true} assume true; {141#true} is VALID [2020-07-17 22:53:14,254 INFO L275 TraceCheckUtils]: 16: Hoare quadruple {141#true} {141#true} #337#return; {141#true} is VALID [2020-07-17 22:53:14,254 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 [2020-07-17 22:53:14,255 INFO L280 TraceCheckUtils]: 18: Hoare triple {141#true} assume 0 != ~tmp___0~1;~c_dr_st~0 := 0; {141#true} is VALID [2020-07-17 22:53:14,255 INFO L280 TraceCheckUtils]: 19: Hoare triple {141#true} assume true; {141#true} is VALID [2020-07-17 22:53:14,259 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {141#true} {142#false} #365#return; {142#false} is VALID [2020-07-17 22:53:14,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:53:14,279 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 [2020-07-17 22:53:14,280 INFO L280 TraceCheckUtils]: 1: Hoare triple {141#true} assume 1 == ~q_write_ev~0;~q_write_ev~0 := 2; {141#true} is VALID [2020-07-17 22:53:14,280 INFO L280 TraceCheckUtils]: 2: Hoare triple {141#true} assume true; {141#true} is VALID [2020-07-17 22:53:14,280 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {141#true} {142#false} #367#return; {142#false} is VALID [2020-07-17 22:53:14,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:53:14,294 INFO L280 TraceCheckUtils]: 0: Hoare triple {141#true} havoc ~__retres1~2; {141#true} is VALID [2020-07-17 22:53:14,295 INFO L280 TraceCheckUtils]: 1: Hoare triple {141#true} assume 0 == ~p_dw_st~0;~__retres1~2 := 1; {141#true} is VALID [2020-07-17 22:53:14,295 INFO L280 TraceCheckUtils]: 2: Hoare triple {141#true} #res := ~__retres1~2; {141#true} is VALID [2020-07-17 22:53:14,296 INFO L280 TraceCheckUtils]: 3: Hoare triple {141#true} assume true; {141#true} is VALID [2020-07-17 22:53:14,296 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {141#true} {142#false} #347#return; {142#false} is VALID [2020-07-17 22:53:14,300 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 [2020-07-17 22:53:14,300 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 [2020-07-17 22:53:14,300 INFO L280 TraceCheckUtils]: 2: Hoare triple {141#true} assume true; {141#true} is VALID [2020-07-17 22:53:14,301 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {141#true} {141#true} #381#return; {141#true} is VALID [2020-07-17 22:53:14,303 INFO L263 TraceCheckUtils]: 4: Hoare triple {141#true} call #t~ret10 := main(); {141#true} is VALID [2020-07-17 22:53:14,304 INFO L280 TraceCheckUtils]: 5: Hoare triple {141#true} havoc ~__retres1~3; {141#true} is VALID [2020-07-17 22:53:14,306 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 [2020-07-17 22:53:14,307 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 [2020-07-17 22:53:14,308 INFO L280 TraceCheckUtils]: 8: Hoare triple {193#(<= 2 ~q_read_ev~0)} assume true; {193#(<= 2 ~q_read_ev~0)} is VALID [2020-07-17 22:53:14,309 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 [2020-07-17 22:53:14,310 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 [2020-07-17 22:53:14,310 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 [2020-07-17 22:53:14,312 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 [2020-07-17 22:53:14,313 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 [2020-07-17 22:53:14,313 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 [2020-07-17 22:53:14,315 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 [2020-07-17 22:53:14,316 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 [2020-07-17 22:53:14,316 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 [2020-07-17 22:53:14,317 INFO L280 TraceCheckUtils]: 18: Hoare triple {141#true} assume 1 == ~c_dr_i~0;~c_dr_st~0 := 0; {141#true} is VALID [2020-07-17 22:53:14,317 INFO L280 TraceCheckUtils]: 19: Hoare triple {141#true} assume true; {141#true} is VALID [2020-07-17 22:53:14,318 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 [2020-07-17 22:53:14,319 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 [2020-07-17 22:53:14,320 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 [2020-07-17 22:53:14,321 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 [2020-07-17 22:53:14,322 INFO L280 TraceCheckUtils]: 24: Hoare triple {198#(= |old(~q_read_ev~0)| 0)} assume true; {198#(= |old(~q_read_ev~0)| 0)} is VALID [2020-07-17 22:53:14,323 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 [2020-07-17 22:53:14,323 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 [2020-07-17 22:53:14,324 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 [2020-07-17 22:53:14,324 INFO L263 TraceCheckUtils]: 28: Hoare triple {141#true} call #t~ret3 := is_do_write_p_triggered(); {141#true} is VALID [2020-07-17 22:53:14,324 INFO L280 TraceCheckUtils]: 29: Hoare triple {141#true} havoc ~__retres1~0; {141#true} is VALID [2020-07-17 22:53:14,325 INFO L280 TraceCheckUtils]: 30: Hoare triple {141#true} assume !(1 == ~p_dw_pc~0); {141#true} is VALID [2020-07-17 22:53:14,325 INFO L280 TraceCheckUtils]: 31: Hoare triple {141#true} ~__retres1~0 := 0; {141#true} is VALID [2020-07-17 22:53:14,325 INFO L280 TraceCheckUtils]: 32: Hoare triple {141#true} #res := ~__retres1~0; {141#true} is VALID [2020-07-17 22:53:14,325 INFO L280 TraceCheckUtils]: 33: Hoare triple {141#true} assume true; {141#true} is VALID [2020-07-17 22:53:14,326 INFO L275 TraceCheckUtils]: 34: Hoare quadruple {141#true} {141#true} #335#return; {141#true} is VALID [2020-07-17 22:53:14,326 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 [2020-07-17 22:53:14,326 INFO L280 TraceCheckUtils]: 36: Hoare triple {141#true} assume 0 != ~tmp~1;~p_dw_st~0 := 0; {141#true} is VALID [2020-07-17 22:53:14,327 INFO L263 TraceCheckUtils]: 37: Hoare triple {141#true} call #t~ret4 := is_do_read_c_triggered(); {141#true} is VALID [2020-07-17 22:53:14,329 INFO L280 TraceCheckUtils]: 38: Hoare triple {141#true} havoc ~__retres1~1; {141#true} is VALID [2020-07-17 22:53:14,329 INFO L280 TraceCheckUtils]: 39: Hoare triple {141#true} assume 1 == ~c_dr_pc~0; {141#true} is VALID [2020-07-17 22:53:14,329 INFO L280 TraceCheckUtils]: 40: Hoare triple {141#true} assume 1 == ~q_write_ev~0;~__retres1~1 := 1; {141#true} is VALID [2020-07-17 22:53:14,330 INFO L280 TraceCheckUtils]: 41: Hoare triple {141#true} #res := ~__retres1~1; {141#true} is VALID [2020-07-17 22:53:14,334 INFO L280 TraceCheckUtils]: 42: Hoare triple {141#true} assume true; {141#true} is VALID [2020-07-17 22:53:14,334 INFO L275 TraceCheckUtils]: 43: Hoare quadruple {141#true} {141#true} #337#return; {141#true} is VALID [2020-07-17 22:53:14,335 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 [2020-07-17 22:53:14,335 INFO L280 TraceCheckUtils]: 45: Hoare triple {141#true} assume 0 != ~tmp___0~1;~c_dr_st~0 := 0; {141#true} is VALID [2020-07-17 22:53:14,335 INFO L280 TraceCheckUtils]: 46: Hoare triple {141#true} assume true; {141#true} is VALID [2020-07-17 22:53:14,335 INFO L275 TraceCheckUtils]: 47: Hoare quadruple {141#true} {142#false} #365#return; {142#false} is VALID [2020-07-17 22:53:14,336 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 [2020-07-17 22:53:14,336 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 [2020-07-17 22:53:14,337 INFO L280 TraceCheckUtils]: 50: Hoare triple {141#true} assume 1 == ~q_write_ev~0;~q_write_ev~0 := 2; {141#true} is VALID [2020-07-17 22:53:14,337 INFO L280 TraceCheckUtils]: 51: Hoare triple {141#true} assume true; {141#true} is VALID [2020-07-17 22:53:14,338 INFO L275 TraceCheckUtils]: 52: Hoare quadruple {141#true} {142#false} #367#return; {142#false} is VALID [2020-07-17 22:53:14,338 INFO L280 TraceCheckUtils]: 53: Hoare triple {142#false} assume !false; {142#false} is VALID [2020-07-17 22:53:14,338 INFO L280 TraceCheckUtils]: 54: Hoare triple {142#false} ~kernel_st~0 := 1; {142#false} is VALID [2020-07-17 22:53:14,339 INFO L263 TraceCheckUtils]: 55: Hoare triple {142#false} call eval(); {142#false} is VALID [2020-07-17 22:53:14,340 INFO L280 TraceCheckUtils]: 56: Hoare triple {142#false} havoc ~tmp~2;havoc ~tmp___0~2;havoc ~tmp___1~0; {142#false} is VALID [2020-07-17 22:53:14,340 INFO L280 TraceCheckUtils]: 57: Hoare triple {142#false} assume !false; {142#false} is VALID [2020-07-17 22:53:14,341 INFO L263 TraceCheckUtils]: 58: Hoare triple {142#false} call #t~ret5 := exists_runnable_thread(); {141#true} is VALID [2020-07-17 22:53:14,342 INFO L280 TraceCheckUtils]: 59: Hoare triple {141#true} havoc ~__retres1~2; {141#true} is VALID [2020-07-17 22:53:14,342 INFO L280 TraceCheckUtils]: 60: Hoare triple {141#true} assume 0 == ~p_dw_st~0;~__retres1~2 := 1; {141#true} is VALID [2020-07-17 22:53:14,344 INFO L280 TraceCheckUtils]: 61: Hoare triple {141#true} #res := ~__retres1~2; {141#true} is VALID [2020-07-17 22:53:14,344 INFO L280 TraceCheckUtils]: 62: Hoare triple {141#true} assume true; {141#true} is VALID [2020-07-17 22:53:14,347 INFO L275 TraceCheckUtils]: 63: Hoare quadruple {141#true} {142#false} #347#return; {142#false} is VALID [2020-07-17 22:53:14,348 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 [2020-07-17 22:53:14,348 INFO L280 TraceCheckUtils]: 65: Hoare triple {142#false} assume 0 != ~tmp___1~0; {142#false} is VALID [2020-07-17 22:53:14,348 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 [2020-07-17 22:53:14,349 INFO L280 TraceCheckUtils]: 67: Hoare triple {142#false} assume !(0 != ~tmp~2); {142#false} is VALID [2020-07-17 22:53:14,349 INFO L263 TraceCheckUtils]: 68: Hoare triple {142#false} call error(); {142#false} is VALID [2020-07-17 22:53:14,349 INFO L280 TraceCheckUtils]: 69: Hoare triple {142#false} assume !false; {142#false} is VALID [2020-07-17 22:53:14,363 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-17 22:53:14,364 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1413483629] [2020-07-17 22:53:14,366 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-17 22:53:14,366 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-07-17 22:53:14,367 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1079369491] [2020-07-17 22:53:14,373 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 70 [2020-07-17 22:53:14,378 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-17 22:53:14,382 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 11 states. [2020-07-17 22:53:14,504 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 70 edges. 70 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 22:53:14,505 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-07-17 22:53:14,505 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 22:53:14,517 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-07-17 22:53:14,520 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=80, Unknown=0, NotChecked=0, Total=110 [2020-07-17 22:53:14,523 INFO L87 Difference]: Start difference. First operand 138 states. Second operand 11 states. [2020-07-17 22:53:25,026 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 22:53:25,027 INFO L93 Difference]: Finished difference Result 555 states and 925 transitions. [2020-07-17 22:53:25,027 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2020-07-17 22:53:25,027 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 70 [2020-07-17 22:53:25,028 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 22:53:25,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2020-07-17 22:53:25,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 25 states and 925 transitions. [2020-07-17 22:53:25,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2020-07-17 22:53:25,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 25 states and 925 transitions. [2020-07-17 22:53:25,103 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 25 states and 925 transitions. [2020-07-17 22:53:26,651 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 925 edges. 925 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 22:53:26,745 INFO L225 Difference]: With dead ends: 555 [2020-07-17 22:53:26,746 INFO L226 Difference]: Without dead ends: 419 [2020-07-17 22:53:26,761 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 175 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=226, Invalid=644, Unknown=0, NotChecked=0, Total=870 [2020-07-17 22:53:26,781 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 419 states. [2020-07-17 22:53:27,532 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 419 to 240. [2020-07-17 22:53:27,532 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-17 22:53:27,533 INFO L82 GeneralOperation]: Start isEquivalent. First operand 419 states. Second operand 240 states. [2020-07-17 22:53:27,533 INFO L74 IsIncluded]: Start isIncluded. First operand 419 states. Second operand 240 states. [2020-07-17 22:53:27,533 INFO L87 Difference]: Start difference. First operand 419 states. Second operand 240 states. [2020-07-17 22:53:27,594 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 22:53:27,595 INFO L93 Difference]: Finished difference Result 419 states and 636 transitions. [2020-07-17 22:53:27,595 INFO L276 IsEmpty]: Start isEmpty. Operand 419 states and 636 transitions. [2020-07-17 22:53:27,604 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 22:53:27,604 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 22:53:27,604 INFO L74 IsIncluded]: Start isIncluded. First operand 240 states. Second operand 419 states. [2020-07-17 22:53:27,604 INFO L87 Difference]: Start difference. First operand 240 states. Second operand 419 states. [2020-07-17 22:53:27,656 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 22:53:27,657 INFO L93 Difference]: Finished difference Result 419 states and 636 transitions. [2020-07-17 22:53:27,657 INFO L276 IsEmpty]: Start isEmpty. Operand 419 states and 636 transitions. [2020-07-17 22:53:27,661 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 22:53:27,661 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 22:53:27,661 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-17 22:53:27,661 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-17 22:53:27,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 240 states. [2020-07-17 22:53:27,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 240 states and 315 transitions. [2020-07-17 22:53:27,676 INFO L78 Accepts]: Start accepts. Automaton has 240 states and 315 transitions. Word has length 70 [2020-07-17 22:53:27,676 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 22:53:27,676 INFO L479 AbstractCegarLoop]: Abstraction has 240 states and 315 transitions. [2020-07-17 22:53:27,676 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-07-17 22:53:27,677 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 315 transitions. [2020-07-17 22:53:27,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2020-07-17 22:53:27,679 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 22:53:27,679 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] [2020-07-17 22:53:27,680 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-07-17 22:53:27,680 INFO L427 AbstractCegarLoop]: === Iteration 2 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 22:53:27,680 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 22:53:27,681 INFO L82 PathProgramCache]: Analyzing trace with hash -1190139517, now seen corresponding path program 1 times [2020-07-17 22:53:27,681 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 22:53:27,681 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1666035290] [2020-07-17 22:53:27,681 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 22:53:27,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:53:27,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:53:27,838 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 [2020-07-17 22:53:27,838 INFO L280 TraceCheckUtils]: 1: Hoare triple {2229#true} assume true; {2229#true} is VALID [2020-07-17 22:53:27,838 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {2229#true} {2229#true} #381#return; {2229#true} is VALID [2020-07-17 22:53:27,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:53:27,901 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 [2020-07-17 22:53:27,901 INFO L280 TraceCheckUtils]: 1: Hoare triple {2281#(<= 2 ~q_write_ev~0)} assume true; {2281#(<= 2 ~q_write_ev~0)} is VALID [2020-07-17 22:53:27,902 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 [2020-07-17 22:53:27,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:53:27,937 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 [2020-07-17 22:53:27,937 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 [2020-07-17 22:53:27,938 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 [2020-07-17 22:53:27,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:53:27,962 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 [2020-07-17 22:53:27,963 INFO L280 TraceCheckUtils]: 1: Hoare triple {2229#true} assume 1 == ~c_dr_i~0;~c_dr_st~0 := 0; {2229#true} is VALID [2020-07-17 22:53:27,963 INFO L280 TraceCheckUtils]: 2: Hoare triple {2229#true} assume true; {2229#true} is VALID [2020-07-17 22:53:27,964 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 [2020-07-17 22:53:27,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:53:28,004 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 [2020-07-17 22:53:28,005 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 [2020-07-17 22:53:28,005 INFO L280 TraceCheckUtils]: 2: Hoare triple {2286#(= 0 |old(~q_write_ev~0)|)} assume true; {2286#(= 0 |old(~q_write_ev~0)|)} is VALID [2020-07-17 22:53:28,006 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 [2020-07-17 22:53:28,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:53:28,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:53:28,025 INFO L280 TraceCheckUtils]: 0: Hoare triple {2229#true} havoc ~__retres1~0; {2229#true} is VALID [2020-07-17 22:53:28,025 INFO L280 TraceCheckUtils]: 1: Hoare triple {2229#true} assume !(1 == ~p_dw_pc~0); {2229#true} is VALID [2020-07-17 22:53:28,025 INFO L280 TraceCheckUtils]: 2: Hoare triple {2229#true} ~__retres1~0 := 0; {2229#true} is VALID [2020-07-17 22:53:28,026 INFO L280 TraceCheckUtils]: 3: Hoare triple {2229#true} #res := ~__retres1~0; {2229#true} is VALID [2020-07-17 22:53:28,026 INFO L280 TraceCheckUtils]: 4: Hoare triple {2229#true} assume true; {2229#true} is VALID [2020-07-17 22:53:28,026 INFO L275 TraceCheckUtils]: 5: Hoare quadruple {2229#true} {2229#true} #335#return; {2229#true} is VALID [2020-07-17 22:53:28,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:53:28,030 INFO L280 TraceCheckUtils]: 0: Hoare triple {2229#true} havoc ~__retres1~1; {2229#true} is VALID [2020-07-17 22:53:28,030 INFO L280 TraceCheckUtils]: 1: Hoare triple {2229#true} assume 1 == ~c_dr_pc~0; {2229#true} is VALID [2020-07-17 22:53:28,030 INFO L280 TraceCheckUtils]: 2: Hoare triple {2229#true} assume 1 == ~q_write_ev~0;~__retres1~1 := 1; {2229#true} is VALID [2020-07-17 22:53:28,030 INFO L280 TraceCheckUtils]: 3: Hoare triple {2229#true} #res := ~__retres1~1; {2229#true} is VALID [2020-07-17 22:53:28,031 INFO L280 TraceCheckUtils]: 4: Hoare triple {2229#true} assume true; {2229#true} is VALID [2020-07-17 22:53:28,031 INFO L275 TraceCheckUtils]: 5: Hoare quadruple {2229#true} {2229#true} #337#return; {2229#true} is VALID [2020-07-17 22:53:28,031 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 [2020-07-17 22:53:28,031 INFO L263 TraceCheckUtils]: 1: Hoare triple {2229#true} call #t~ret3 := is_do_write_p_triggered(); {2229#true} is VALID [2020-07-17 22:53:28,032 INFO L280 TraceCheckUtils]: 2: Hoare triple {2229#true} havoc ~__retres1~0; {2229#true} is VALID [2020-07-17 22:53:28,032 INFO L280 TraceCheckUtils]: 3: Hoare triple {2229#true} assume !(1 == ~p_dw_pc~0); {2229#true} is VALID [2020-07-17 22:53:28,032 INFO L280 TraceCheckUtils]: 4: Hoare triple {2229#true} ~__retres1~0 := 0; {2229#true} is VALID [2020-07-17 22:53:28,032 INFO L280 TraceCheckUtils]: 5: Hoare triple {2229#true} #res := ~__retres1~0; {2229#true} is VALID [2020-07-17 22:53:28,033 INFO L280 TraceCheckUtils]: 6: Hoare triple {2229#true} assume true; {2229#true} is VALID [2020-07-17 22:53:28,033 INFO L275 TraceCheckUtils]: 7: Hoare quadruple {2229#true} {2229#true} #335#return; {2229#true} is VALID [2020-07-17 22:53:28,033 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 [2020-07-17 22:53:28,033 INFO L280 TraceCheckUtils]: 9: Hoare triple {2229#true} assume 0 != ~tmp~1;~p_dw_st~0 := 0; {2229#true} is VALID [2020-07-17 22:53:28,034 INFO L263 TraceCheckUtils]: 10: Hoare triple {2229#true} call #t~ret4 := is_do_read_c_triggered(); {2229#true} is VALID [2020-07-17 22:53:28,034 INFO L280 TraceCheckUtils]: 11: Hoare triple {2229#true} havoc ~__retres1~1; {2229#true} is VALID [2020-07-17 22:53:28,034 INFO L280 TraceCheckUtils]: 12: Hoare triple {2229#true} assume 1 == ~c_dr_pc~0; {2229#true} is VALID [2020-07-17 22:53:28,034 INFO L280 TraceCheckUtils]: 13: Hoare triple {2229#true} assume 1 == ~q_write_ev~0;~__retres1~1 := 1; {2229#true} is VALID [2020-07-17 22:53:28,035 INFO L280 TraceCheckUtils]: 14: Hoare triple {2229#true} #res := ~__retres1~1; {2229#true} is VALID [2020-07-17 22:53:28,035 INFO L280 TraceCheckUtils]: 15: Hoare triple {2229#true} assume true; {2229#true} is VALID [2020-07-17 22:53:28,035 INFO L275 TraceCheckUtils]: 16: Hoare quadruple {2229#true} {2229#true} #337#return; {2229#true} is VALID [2020-07-17 22:53:28,035 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 [2020-07-17 22:53:28,035 INFO L280 TraceCheckUtils]: 18: Hoare triple {2229#true} assume 0 != ~tmp___0~1;~c_dr_st~0 := 0; {2229#true} is VALID [2020-07-17 22:53:28,036 INFO L280 TraceCheckUtils]: 19: Hoare triple {2229#true} assume true; {2229#true} is VALID [2020-07-17 22:53:28,036 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {2229#true} {2230#false} #365#return; {2230#false} is VALID [2020-07-17 22:53:28,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:53:28,043 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 [2020-07-17 22:53:28,043 INFO L280 TraceCheckUtils]: 1: Hoare triple {2229#true} assume 1 == ~q_write_ev~0;~q_write_ev~0 := 2; {2229#true} is VALID [2020-07-17 22:53:28,043 INFO L280 TraceCheckUtils]: 2: Hoare triple {2229#true} assume true; {2229#true} is VALID [2020-07-17 22:53:28,044 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {2229#true} {2230#false} #367#return; {2230#false} is VALID [2020-07-17 22:53:28,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:53:28,049 INFO L280 TraceCheckUtils]: 0: Hoare triple {2229#true} havoc ~__retres1~2; {2229#true} is VALID [2020-07-17 22:53:28,050 INFO L280 TraceCheckUtils]: 1: Hoare triple {2229#true} assume 0 == ~p_dw_st~0;~__retres1~2 := 1; {2229#true} is VALID [2020-07-17 22:53:28,050 INFO L280 TraceCheckUtils]: 2: Hoare triple {2229#true} #res := ~__retres1~2; {2229#true} is VALID [2020-07-17 22:53:28,050 INFO L280 TraceCheckUtils]: 3: Hoare triple {2229#true} assume true; {2229#true} is VALID [2020-07-17 22:53:28,050 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {2229#true} {2230#false} #347#return; {2230#false} is VALID [2020-07-17 22:53:28,052 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 [2020-07-17 22:53:28,052 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 [2020-07-17 22:53:28,053 INFO L280 TraceCheckUtils]: 2: Hoare triple {2229#true} assume true; {2229#true} is VALID [2020-07-17 22:53:28,053 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {2229#true} {2229#true} #381#return; {2229#true} is VALID [2020-07-17 22:53:28,053 INFO L263 TraceCheckUtils]: 4: Hoare triple {2229#true} call #t~ret10 := main(); {2229#true} is VALID [2020-07-17 22:53:28,053 INFO L280 TraceCheckUtils]: 5: Hoare triple {2229#true} havoc ~__retres1~3; {2229#true} is VALID [2020-07-17 22:53:28,055 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 [2020-07-17 22:53:28,056 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 [2020-07-17 22:53:28,057 INFO L280 TraceCheckUtils]: 8: Hoare triple {2281#(<= 2 ~q_write_ev~0)} assume true; {2281#(<= 2 ~q_write_ev~0)} is VALID [2020-07-17 22:53:28,058 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 [2020-07-17 22:53:28,059 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 [2020-07-17 22:53:28,060 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 [2020-07-17 22:53:28,061 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 [2020-07-17 22:53:28,062 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 [2020-07-17 22:53:28,062 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 [2020-07-17 22:53:28,063 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 [2020-07-17 22:53:28,064 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 [2020-07-17 22:53:28,064 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 [2020-07-17 22:53:28,064 INFO L280 TraceCheckUtils]: 18: Hoare triple {2229#true} assume 1 == ~c_dr_i~0;~c_dr_st~0 := 0; {2229#true} is VALID [2020-07-17 22:53:28,064 INFO L280 TraceCheckUtils]: 19: Hoare triple {2229#true} assume true; {2229#true} is VALID [2020-07-17 22:53:28,065 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 [2020-07-17 22:53:28,066 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 [2020-07-17 22:53:28,066 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 [2020-07-17 22:53:28,067 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 [2020-07-17 22:53:28,067 INFO L280 TraceCheckUtils]: 24: Hoare triple {2286#(= 0 |old(~q_write_ev~0)|)} assume true; {2286#(= 0 |old(~q_write_ev~0)|)} is VALID [2020-07-17 22:53:28,068 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 [2020-07-17 22:53:28,068 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 [2020-07-17 22:53:28,069 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 [2020-07-17 22:53:28,069 INFO L263 TraceCheckUtils]: 28: Hoare triple {2229#true} call #t~ret3 := is_do_write_p_triggered(); {2229#true} is VALID [2020-07-17 22:53:28,069 INFO L280 TraceCheckUtils]: 29: Hoare triple {2229#true} havoc ~__retres1~0; {2229#true} is VALID [2020-07-17 22:53:28,069 INFO L280 TraceCheckUtils]: 30: Hoare triple {2229#true} assume !(1 == ~p_dw_pc~0); {2229#true} is VALID [2020-07-17 22:53:28,069 INFO L280 TraceCheckUtils]: 31: Hoare triple {2229#true} ~__retres1~0 := 0; {2229#true} is VALID [2020-07-17 22:53:28,070 INFO L280 TraceCheckUtils]: 32: Hoare triple {2229#true} #res := ~__retres1~0; {2229#true} is VALID [2020-07-17 22:53:28,070 INFO L280 TraceCheckUtils]: 33: Hoare triple {2229#true} assume true; {2229#true} is VALID [2020-07-17 22:53:28,070 INFO L275 TraceCheckUtils]: 34: Hoare quadruple {2229#true} {2229#true} #335#return; {2229#true} is VALID [2020-07-17 22:53:28,070 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 [2020-07-17 22:53:28,071 INFO L280 TraceCheckUtils]: 36: Hoare triple {2229#true} assume 0 != ~tmp~1;~p_dw_st~0 := 0; {2229#true} is VALID [2020-07-17 22:53:28,071 INFO L263 TraceCheckUtils]: 37: Hoare triple {2229#true} call #t~ret4 := is_do_read_c_triggered(); {2229#true} is VALID [2020-07-17 22:53:28,071 INFO L280 TraceCheckUtils]: 38: Hoare triple {2229#true} havoc ~__retres1~1; {2229#true} is VALID [2020-07-17 22:53:28,071 INFO L280 TraceCheckUtils]: 39: Hoare triple {2229#true} assume 1 == ~c_dr_pc~0; {2229#true} is VALID [2020-07-17 22:53:28,072 INFO L280 TraceCheckUtils]: 40: Hoare triple {2229#true} assume 1 == ~q_write_ev~0;~__retres1~1 := 1; {2229#true} is VALID [2020-07-17 22:53:28,072 INFO L280 TraceCheckUtils]: 41: Hoare triple {2229#true} #res := ~__retres1~1; {2229#true} is VALID [2020-07-17 22:53:28,072 INFO L280 TraceCheckUtils]: 42: Hoare triple {2229#true} assume true; {2229#true} is VALID [2020-07-17 22:53:28,072 INFO L275 TraceCheckUtils]: 43: Hoare quadruple {2229#true} {2229#true} #337#return; {2229#true} is VALID [2020-07-17 22:53:28,073 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 [2020-07-17 22:53:28,073 INFO L280 TraceCheckUtils]: 45: Hoare triple {2229#true} assume 0 != ~tmp___0~1;~c_dr_st~0 := 0; {2229#true} is VALID [2020-07-17 22:53:28,073 INFO L280 TraceCheckUtils]: 46: Hoare triple {2229#true} assume true; {2229#true} is VALID [2020-07-17 22:53:28,073 INFO L275 TraceCheckUtils]: 47: Hoare quadruple {2229#true} {2230#false} #365#return; {2230#false} is VALID [2020-07-17 22:53:28,074 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 [2020-07-17 22:53:28,074 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 [2020-07-17 22:53:28,074 INFO L280 TraceCheckUtils]: 50: Hoare triple {2229#true} assume 1 == ~q_write_ev~0;~q_write_ev~0 := 2; {2229#true} is VALID [2020-07-17 22:53:28,074 INFO L280 TraceCheckUtils]: 51: Hoare triple {2229#true} assume true; {2229#true} is VALID [2020-07-17 22:53:28,075 INFO L275 TraceCheckUtils]: 52: Hoare quadruple {2229#true} {2230#false} #367#return; {2230#false} is VALID [2020-07-17 22:53:28,075 INFO L280 TraceCheckUtils]: 53: Hoare triple {2230#false} assume !false; {2230#false} is VALID [2020-07-17 22:53:28,075 INFO L280 TraceCheckUtils]: 54: Hoare triple {2230#false} ~kernel_st~0 := 1; {2230#false} is VALID [2020-07-17 22:53:28,075 INFO L263 TraceCheckUtils]: 55: Hoare triple {2230#false} call eval(); {2230#false} is VALID [2020-07-17 22:53:28,076 INFO L280 TraceCheckUtils]: 56: Hoare triple {2230#false} havoc ~tmp~2;havoc ~tmp___0~2;havoc ~tmp___1~0; {2230#false} is VALID [2020-07-17 22:53:28,076 INFO L280 TraceCheckUtils]: 57: Hoare triple {2230#false} assume !false; {2230#false} is VALID [2020-07-17 22:53:28,076 INFO L263 TraceCheckUtils]: 58: Hoare triple {2230#false} call #t~ret5 := exists_runnable_thread(); {2229#true} is VALID [2020-07-17 22:53:28,076 INFO L280 TraceCheckUtils]: 59: Hoare triple {2229#true} havoc ~__retres1~2; {2229#true} is VALID [2020-07-17 22:53:28,077 INFO L280 TraceCheckUtils]: 60: Hoare triple {2229#true} assume 0 == ~p_dw_st~0;~__retres1~2 := 1; {2229#true} is VALID [2020-07-17 22:53:28,077 INFO L280 TraceCheckUtils]: 61: Hoare triple {2229#true} #res := ~__retres1~2; {2229#true} is VALID [2020-07-17 22:53:28,077 INFO L280 TraceCheckUtils]: 62: Hoare triple {2229#true} assume true; {2229#true} is VALID [2020-07-17 22:53:28,077 INFO L275 TraceCheckUtils]: 63: Hoare quadruple {2229#true} {2230#false} #347#return; {2230#false} is VALID [2020-07-17 22:53:28,077 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 [2020-07-17 22:53:28,078 INFO L280 TraceCheckUtils]: 65: Hoare triple {2230#false} assume 0 != ~tmp___1~0; {2230#false} is VALID [2020-07-17 22:53:28,078 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 [2020-07-17 22:53:28,078 INFO L280 TraceCheckUtils]: 67: Hoare triple {2230#false} assume !(0 != ~tmp~2); {2230#false} is VALID [2020-07-17 22:53:28,078 INFO L263 TraceCheckUtils]: 68: Hoare triple {2230#false} call error(); {2230#false} is VALID [2020-07-17 22:53:28,079 INFO L280 TraceCheckUtils]: 69: Hoare triple {2230#false} assume !false; {2230#false} is VALID [2020-07-17 22:53:28,086 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-17 22:53:28,086 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1666035290] [2020-07-17 22:53:28,087 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-17 22:53:28,087 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-07-17 22:53:28,087 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [569122532] [2020-07-17 22:53:28,089 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 70 [2020-07-17 22:53:28,089 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-17 22:53:28,090 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 11 states. [2020-07-17 22:53:28,164 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 70 edges. 70 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 22:53:28,165 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-07-17 22:53:28,165 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 22:53:28,165 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-07-17 22:53:28,165 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=80, Unknown=0, NotChecked=0, Total=110 [2020-07-17 22:53:28,166 INFO L87 Difference]: Start difference. First operand 240 states and 315 transitions. Second operand 11 states. [2020-07-17 22:53:38,680 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 22:53:38,680 INFO L93 Difference]: Finished difference Result 969 states and 1448 transitions. [2020-07-17 22:53:38,681 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2020-07-17 22:53:38,681 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 70 [2020-07-17 22:53:38,683 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 22:53:38,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2020-07-17 22:53:38,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 26 states and 798 transitions. [2020-07-17 22:53:38,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2020-07-17 22:53:38,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 26 states and 798 transitions. [2020-07-17 22:53:38,748 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 26 states and 798 transitions. [2020-07-17 22:53:40,215 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 798 edges. 798 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 22:53:40,293 INFO L225 Difference]: With dead ends: 969 [2020-07-17 22:53:40,293 INFO L226 Difference]: Without dead ends: 754 [2020-07-17 22:53:40,296 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 [2020-07-17 22:53:40,298 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 754 states. [2020-07-17 22:53:41,977 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 754 to 503. [2020-07-17 22:53:41,977 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-17 22:53:41,977 INFO L82 GeneralOperation]: Start isEquivalent. First operand 754 states. Second operand 503 states. [2020-07-17 22:53:41,977 INFO L74 IsIncluded]: Start isIncluded. First operand 754 states. Second operand 503 states. [2020-07-17 22:53:41,977 INFO L87 Difference]: Start difference. First operand 754 states. Second operand 503 states. [2020-07-17 22:53:42,025 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 22:53:42,025 INFO L93 Difference]: Finished difference Result 754 states and 1107 transitions. [2020-07-17 22:53:42,025 INFO L276 IsEmpty]: Start isEmpty. Operand 754 states and 1107 transitions. [2020-07-17 22:53:42,029 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 22:53:42,030 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 22:53:42,030 INFO L74 IsIncluded]: Start isIncluded. First operand 503 states. Second operand 754 states. [2020-07-17 22:53:42,030 INFO L87 Difference]: Start difference. First operand 503 states. Second operand 754 states. [2020-07-17 22:53:42,077 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 22:53:42,077 INFO L93 Difference]: Finished difference Result 754 states and 1107 transitions. [2020-07-17 22:53:42,077 INFO L276 IsEmpty]: Start isEmpty. Operand 754 states and 1107 transitions. [2020-07-17 22:53:42,081 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 22:53:42,082 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 22:53:42,082 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-17 22:53:42,082 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-17 22:53:42,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 503 states. [2020-07-17 22:53:42,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 503 states to 503 states and 670 transitions. [2020-07-17 22:53:42,107 INFO L78 Accepts]: Start accepts. Automaton has 503 states and 670 transitions. Word has length 70 [2020-07-17 22:53:42,107 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 22:53:42,107 INFO L479 AbstractCegarLoop]: Abstraction has 503 states and 670 transitions. [2020-07-17 22:53:42,108 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-07-17 22:53:42,108 INFO L276 IsEmpty]: Start isEmpty. Operand 503 states and 670 transitions. [2020-07-17 22:53:42,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2020-07-17 22:53:42,110 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 22:53:42,110 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] [2020-07-17 22:53:42,110 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-07-17 22:53:42,111 INFO L427 AbstractCegarLoop]: === Iteration 3 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 22:53:42,111 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 22:53:42,111 INFO L82 PathProgramCache]: Analyzing trace with hash 162619972, now seen corresponding path program 1 times [2020-07-17 22:53:42,111 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 22:53:42,111 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [153211230] [2020-07-17 22:53:42,112 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 22:53:42,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:53:42,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:53:42,201 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 [2020-07-17 22:53:42,202 INFO L280 TraceCheckUtils]: 1: Hoare triple {5924#true} assume true; {5924#true} is VALID [2020-07-17 22:53:42,202 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {5924#true} {5924#true} #381#return; {5924#true} is VALID [2020-07-17 22:53:42,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:53:42,233 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 [2020-07-17 22:53:42,233 INFO L280 TraceCheckUtils]: 1: Hoare triple {5924#true} assume true; {5924#true} is VALID [2020-07-17 22:53:42,234 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {5924#true} {5924#true} #339#return; {5924#true} is VALID [2020-07-17 22:53:42,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:53:42,253 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 [2020-07-17 22:53:42,253 INFO L280 TraceCheckUtils]: 1: Hoare triple {5924#true} assume true; {5924#true} is VALID [2020-07-17 22:53:42,253 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {5924#true} {5924#true} #359#return; {5924#true} is VALID [2020-07-17 22:53:42,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:53:42,268 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 [2020-07-17 22:53:42,269 INFO L280 TraceCheckUtils]: 1: Hoare triple {5924#true} assume 1 == ~c_dr_i~0;~c_dr_st~0 := 0; {5924#true} is VALID [2020-07-17 22:53:42,269 INFO L280 TraceCheckUtils]: 2: Hoare triple {5924#true} assume true; {5924#true} is VALID [2020-07-17 22:53:42,269 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {5924#true} {5924#true} #361#return; {5924#true} is VALID [2020-07-17 22:53:42,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:53:42,289 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 [2020-07-17 22:53:42,289 INFO L280 TraceCheckUtils]: 1: Hoare triple {5924#true} assume !(0 == ~q_write_ev~0); {5924#true} is VALID [2020-07-17 22:53:42,290 INFO L280 TraceCheckUtils]: 2: Hoare triple {5924#true} assume true; {5924#true} is VALID [2020-07-17 22:53:42,290 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {5924#true} {5924#true} #363#return; {5924#true} is VALID [2020-07-17 22:53:42,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:53:42,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:53:42,392 INFO L280 TraceCheckUtils]: 0: Hoare triple {5924#true} havoc ~__retres1~0; {5924#true} is VALID [2020-07-17 22:53:42,393 INFO L280 TraceCheckUtils]: 1: Hoare triple {5924#true} assume !(1 == ~p_dw_pc~0); {5924#true} is VALID [2020-07-17 22:53:42,394 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 [2020-07-17 22:53:42,394 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 [2020-07-17 22:53:42,395 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 [2020-07-17 22:53:42,396 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 [2020-07-17 22:53:42,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:53:42,404 INFO L280 TraceCheckUtils]: 0: Hoare triple {5924#true} havoc ~__retres1~1; {5924#true} is VALID [2020-07-17 22:53:42,404 INFO L280 TraceCheckUtils]: 1: Hoare triple {5924#true} assume !(1 == ~c_dr_pc~0); {5924#true} is VALID [2020-07-17 22:53:42,405 INFO L280 TraceCheckUtils]: 2: Hoare triple {5924#true} ~__retres1~1 := 0; {5924#true} is VALID [2020-07-17 22:53:42,405 INFO L280 TraceCheckUtils]: 3: Hoare triple {5924#true} #res := ~__retres1~1; {5924#true} is VALID [2020-07-17 22:53:42,405 INFO L280 TraceCheckUtils]: 4: Hoare triple {5924#true} assume true; {5924#true} is VALID [2020-07-17 22:53:42,405 INFO L275 TraceCheckUtils]: 5: Hoare quadruple {5924#true} {5925#false} #337#return; {5925#false} is VALID [2020-07-17 22:53:42,405 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 [2020-07-17 22:53:42,406 INFO L263 TraceCheckUtils]: 1: Hoare triple {5924#true} call #t~ret3 := is_do_write_p_triggered(); {5924#true} is VALID [2020-07-17 22:53:42,406 INFO L280 TraceCheckUtils]: 2: Hoare triple {5924#true} havoc ~__retres1~0; {5924#true} is VALID [2020-07-17 22:53:42,406 INFO L280 TraceCheckUtils]: 3: Hoare triple {5924#true} assume !(1 == ~p_dw_pc~0); {5924#true} is VALID [2020-07-17 22:53:42,408 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 [2020-07-17 22:53:42,409 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 [2020-07-17 22:53:42,410 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 [2020-07-17 22:53:42,411 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 [2020-07-17 22:53:42,411 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 [2020-07-17 22:53:42,412 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 [2020-07-17 22:53:42,412 INFO L263 TraceCheckUtils]: 10: Hoare triple {5925#false} call #t~ret4 := is_do_read_c_triggered(); {5924#true} is VALID [2020-07-17 22:53:42,412 INFO L280 TraceCheckUtils]: 11: Hoare triple {5924#true} havoc ~__retres1~1; {5924#true} is VALID [2020-07-17 22:53:42,413 INFO L280 TraceCheckUtils]: 12: Hoare triple {5924#true} assume !(1 == ~c_dr_pc~0); {5924#true} is VALID [2020-07-17 22:53:42,413 INFO L280 TraceCheckUtils]: 13: Hoare triple {5924#true} ~__retres1~1 := 0; {5924#true} is VALID [2020-07-17 22:53:42,413 INFO L280 TraceCheckUtils]: 14: Hoare triple {5924#true} #res := ~__retres1~1; {5924#true} is VALID [2020-07-17 22:53:42,413 INFO L280 TraceCheckUtils]: 15: Hoare triple {5924#true} assume true; {5924#true} is VALID [2020-07-17 22:53:42,413 INFO L275 TraceCheckUtils]: 16: Hoare quadruple {5924#true} {5925#false} #337#return; {5925#false} is VALID [2020-07-17 22:53:42,413 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 [2020-07-17 22:53:42,414 INFO L280 TraceCheckUtils]: 18: Hoare triple {5925#false} assume 0 != ~tmp___0~1;~c_dr_st~0 := 0; {5925#false} is VALID [2020-07-17 22:53:42,414 INFO L280 TraceCheckUtils]: 19: Hoare triple {5925#false} assume true; {5925#false} is VALID [2020-07-17 22:53:42,414 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {5925#false} {5924#true} #365#return; {5925#false} is VALID [2020-07-17 22:53:42,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:53:42,420 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 [2020-07-17 22:53:42,421 INFO L280 TraceCheckUtils]: 1: Hoare triple {5924#true} assume !(1 == ~q_write_ev~0); {5924#true} is VALID [2020-07-17 22:53:42,421 INFO L280 TraceCheckUtils]: 2: Hoare triple {5924#true} assume true; {5924#true} is VALID [2020-07-17 22:53:42,421 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {5924#true} {5925#false} #367#return; {5925#false} is VALID [2020-07-17 22:53:42,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:53:42,430 INFO L280 TraceCheckUtils]: 0: Hoare triple {5924#true} havoc ~__retres1~2; {5924#true} is VALID [2020-07-17 22:53:42,430 INFO L280 TraceCheckUtils]: 1: Hoare triple {5924#true} assume 0 == ~p_dw_st~0;~__retres1~2 := 1; {5924#true} is VALID [2020-07-17 22:53:42,431 INFO L280 TraceCheckUtils]: 2: Hoare triple {5924#true} #res := ~__retres1~2; {5924#true} is VALID [2020-07-17 22:53:42,431 INFO L280 TraceCheckUtils]: 3: Hoare triple {5924#true} assume true; {5924#true} is VALID [2020-07-17 22:53:42,431 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {5924#true} {5925#false} #347#return; {5925#false} is VALID [2020-07-17 22:53:42,433 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 [2020-07-17 22:53:42,433 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 [2020-07-17 22:53:42,433 INFO L280 TraceCheckUtils]: 2: Hoare triple {5924#true} assume true; {5924#true} is VALID [2020-07-17 22:53:42,434 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {5924#true} {5924#true} #381#return; {5924#true} is VALID [2020-07-17 22:53:42,434 INFO L263 TraceCheckUtils]: 4: Hoare triple {5924#true} call #t~ret10 := main(); {5924#true} is VALID [2020-07-17 22:53:42,434 INFO L280 TraceCheckUtils]: 5: Hoare triple {5924#true} havoc ~__retres1~3; {5924#true} is VALID [2020-07-17 22:53:42,435 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 [2020-07-17 22:53:42,436 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 [2020-07-17 22:53:42,436 INFO L280 TraceCheckUtils]: 8: Hoare triple {5924#true} assume true; {5924#true} is VALID [2020-07-17 22:53:42,436 INFO L275 TraceCheckUtils]: 9: Hoare quadruple {5924#true} {5924#true} #339#return; {5924#true} is VALID [2020-07-17 22:53:42,437 INFO L263 TraceCheckUtils]: 10: Hoare triple {5924#true} call start_simulation(); {5924#true} is VALID [2020-07-17 22:53:42,437 INFO L280 TraceCheckUtils]: 11: Hoare triple {5924#true} havoc ~kernel_st~0;havoc ~tmp~4;~kernel_st~0 := 0; {5924#true} is VALID [2020-07-17 22:53:42,443 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 [2020-07-17 22:53:42,444 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 [2020-07-17 22:53:42,444 INFO L280 TraceCheckUtils]: 14: Hoare triple {5924#true} assume true; {5924#true} is VALID [2020-07-17 22:53:42,444 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {5924#true} {5924#true} #359#return; {5924#true} is VALID [2020-07-17 22:53:42,445 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 [2020-07-17 22:53:42,445 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 [2020-07-17 22:53:42,445 INFO L280 TraceCheckUtils]: 18: Hoare triple {5924#true} assume 1 == ~c_dr_i~0;~c_dr_st~0 := 0; {5924#true} is VALID [2020-07-17 22:53:42,446 INFO L280 TraceCheckUtils]: 19: Hoare triple {5924#true} assume true; {5924#true} is VALID [2020-07-17 22:53:42,446 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {5924#true} {5924#true} #361#return; {5924#true} is VALID [2020-07-17 22:53:42,447 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 [2020-07-17 22:53:42,447 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 [2020-07-17 22:53:42,447 INFO L280 TraceCheckUtils]: 23: Hoare triple {5924#true} assume !(0 == ~q_write_ev~0); {5924#true} is VALID [2020-07-17 22:53:42,448 INFO L280 TraceCheckUtils]: 24: Hoare triple {5924#true} assume true; {5924#true} is VALID [2020-07-17 22:53:42,448 INFO L275 TraceCheckUtils]: 25: Hoare quadruple {5924#true} {5924#true} #363#return; {5924#true} is VALID [2020-07-17 22:53:42,448 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 [2020-07-17 22:53:42,449 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 [2020-07-17 22:53:42,449 INFO L263 TraceCheckUtils]: 28: Hoare triple {5924#true} call #t~ret3 := is_do_write_p_triggered(); {5924#true} is VALID [2020-07-17 22:53:42,449 INFO L280 TraceCheckUtils]: 29: Hoare triple {5924#true} havoc ~__retres1~0; {5924#true} is VALID [2020-07-17 22:53:42,449 INFO L280 TraceCheckUtils]: 30: Hoare triple {5924#true} assume !(1 == ~p_dw_pc~0); {5924#true} is VALID [2020-07-17 22:53:42,450 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 [2020-07-17 22:53:42,457 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 [2020-07-17 22:53:42,458 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 [2020-07-17 22:53:42,459 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 [2020-07-17 22:53:42,459 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 [2020-07-17 22:53:42,460 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 [2020-07-17 22:53:42,460 INFO L263 TraceCheckUtils]: 37: Hoare triple {5925#false} call #t~ret4 := is_do_read_c_triggered(); {5924#true} is VALID [2020-07-17 22:53:42,461 INFO L280 TraceCheckUtils]: 38: Hoare triple {5924#true} havoc ~__retres1~1; {5924#true} is VALID [2020-07-17 22:53:42,461 INFO L280 TraceCheckUtils]: 39: Hoare triple {5924#true} assume !(1 == ~c_dr_pc~0); {5924#true} is VALID [2020-07-17 22:53:42,461 INFO L280 TraceCheckUtils]: 40: Hoare triple {5924#true} ~__retres1~1 := 0; {5924#true} is VALID [2020-07-17 22:53:42,461 INFO L280 TraceCheckUtils]: 41: Hoare triple {5924#true} #res := ~__retres1~1; {5924#true} is VALID [2020-07-17 22:53:42,461 INFO L280 TraceCheckUtils]: 42: Hoare triple {5924#true} assume true; {5924#true} is VALID [2020-07-17 22:53:42,462 INFO L275 TraceCheckUtils]: 43: Hoare quadruple {5924#true} {5925#false} #337#return; {5925#false} is VALID [2020-07-17 22:53:42,462 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 [2020-07-17 22:53:42,462 INFO L280 TraceCheckUtils]: 45: Hoare triple {5925#false} assume 0 != ~tmp___0~1;~c_dr_st~0 := 0; {5925#false} is VALID [2020-07-17 22:53:42,462 INFO L280 TraceCheckUtils]: 46: Hoare triple {5925#false} assume true; {5925#false} is VALID [2020-07-17 22:53:42,462 INFO L275 TraceCheckUtils]: 47: Hoare quadruple {5925#false} {5924#true} #365#return; {5925#false} is VALID [2020-07-17 22:53:42,463 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 [2020-07-17 22:53:42,463 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 [2020-07-17 22:53:42,463 INFO L280 TraceCheckUtils]: 50: Hoare triple {5924#true} assume !(1 == ~q_write_ev~0); {5924#true} is VALID [2020-07-17 22:53:42,465 INFO L280 TraceCheckUtils]: 51: Hoare triple {5924#true} assume true; {5924#true} is VALID [2020-07-17 22:53:42,465 INFO L275 TraceCheckUtils]: 52: Hoare quadruple {5924#true} {5925#false} #367#return; {5925#false} is VALID [2020-07-17 22:53:42,465 INFO L280 TraceCheckUtils]: 53: Hoare triple {5925#false} assume !false; {5925#false} is VALID [2020-07-17 22:53:42,466 INFO L280 TraceCheckUtils]: 54: Hoare triple {5925#false} ~kernel_st~0 := 1; {5925#false} is VALID [2020-07-17 22:53:42,466 INFO L263 TraceCheckUtils]: 55: Hoare triple {5925#false} call eval(); {5925#false} is VALID [2020-07-17 22:53:42,466 INFO L280 TraceCheckUtils]: 56: Hoare triple {5925#false} havoc ~tmp~2;havoc ~tmp___0~2;havoc ~tmp___1~0; {5925#false} is VALID [2020-07-17 22:53:42,468 INFO L280 TraceCheckUtils]: 57: Hoare triple {5925#false} assume !false; {5925#false} is VALID [2020-07-17 22:53:42,468 INFO L263 TraceCheckUtils]: 58: Hoare triple {5925#false} call #t~ret5 := exists_runnable_thread(); {5924#true} is VALID [2020-07-17 22:53:42,469 INFO L280 TraceCheckUtils]: 59: Hoare triple {5924#true} havoc ~__retres1~2; {5924#true} is VALID [2020-07-17 22:53:42,469 INFO L280 TraceCheckUtils]: 60: Hoare triple {5924#true} assume 0 == ~p_dw_st~0;~__retres1~2 := 1; {5924#true} is VALID [2020-07-17 22:53:42,469 INFO L280 TraceCheckUtils]: 61: Hoare triple {5924#true} #res := ~__retres1~2; {5924#true} is VALID [2020-07-17 22:53:42,469 INFO L280 TraceCheckUtils]: 62: Hoare triple {5924#true} assume true; {5924#true} is VALID [2020-07-17 22:53:42,470 INFO L275 TraceCheckUtils]: 63: Hoare quadruple {5924#true} {5925#false} #347#return; {5925#false} is VALID [2020-07-17 22:53:42,470 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 [2020-07-17 22:53:42,470 INFO L280 TraceCheckUtils]: 65: Hoare triple {5925#false} assume 0 != ~tmp___1~0; {5925#false} is VALID [2020-07-17 22:53:42,470 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 [2020-07-17 22:53:42,471 INFO L280 TraceCheckUtils]: 67: Hoare triple {5925#false} assume !(0 != ~tmp~2); {5925#false} is VALID [2020-07-17 22:53:42,471 INFO L263 TraceCheckUtils]: 68: Hoare triple {5925#false} call error(); {5925#false} is VALID [2020-07-17 22:53:42,471 INFO L280 TraceCheckUtils]: 69: Hoare triple {5925#false} assume !false; {5925#false} is VALID [2020-07-17 22:53:42,477 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-17 22:53:42,478 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [153211230] [2020-07-17 22:53:42,478 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-17 22:53:42,478 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-07-17 22:53:42,478 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [848245411] [2020-07-17 22:53:42,479 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 70 [2020-07-17 22:53:42,479 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-17 22:53:42,480 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 11 states. [2020-07-17 22:53:42,545 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 70 edges. 70 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 22:53:42,545 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-07-17 22:53:42,545 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 22:53:42,546 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-07-17 22:53:42,546 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=85, Unknown=0, NotChecked=0, Total=110 [2020-07-17 22:53:42,546 INFO L87 Difference]: Start difference. First operand 503 states and 670 transitions. Second operand 11 states. [2020-07-17 22:53:50,907 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 22:53:50,907 INFO L93 Difference]: Finished difference Result 1191 states and 1671 transitions. [2020-07-17 22:53:50,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-07-17 22:53:50,907 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 70 [2020-07-17 22:53:50,908 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 22:53:50,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2020-07-17 22:53:50,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 503 transitions. [2020-07-17 22:53:50,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2020-07-17 22:53:50,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 503 transitions. [2020-07-17 22:53:50,924 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 15 states and 503 transitions. [2020-07-17 22:53:51,681 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 503 edges. 503 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 22:53:51,729 INFO L225 Difference]: With dead ends: 1191 [2020-07-17 22:53:51,730 INFO L226 Difference]: Without dead ends: 729 [2020-07-17 22:53:51,732 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 [2020-07-17 22:53:51,733 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 729 states. [2020-07-17 22:53:53,091 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 729 to 513. [2020-07-17 22:53:53,092 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-17 22:53:53,092 INFO L82 GeneralOperation]: Start isEquivalent. First operand 729 states. Second operand 513 states. [2020-07-17 22:53:53,092 INFO L74 IsIncluded]: Start isIncluded. First operand 729 states. Second operand 513 states. [2020-07-17 22:53:53,092 INFO L87 Difference]: Start difference. First operand 729 states. Second operand 513 states. [2020-07-17 22:53:53,131 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 22:53:53,131 INFO L93 Difference]: Finished difference Result 729 states and 1050 transitions. [2020-07-17 22:53:53,131 INFO L276 IsEmpty]: Start isEmpty. Operand 729 states and 1050 transitions. [2020-07-17 22:53:53,135 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 22:53:53,135 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 22:53:53,135 INFO L74 IsIncluded]: Start isIncluded. First operand 513 states. Second operand 729 states. [2020-07-17 22:53:53,135 INFO L87 Difference]: Start difference. First operand 513 states. Second operand 729 states. [2020-07-17 22:53:53,176 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 22:53:53,177 INFO L93 Difference]: Finished difference Result 729 states and 1050 transitions. [2020-07-17 22:53:53,177 INFO L276 IsEmpty]: Start isEmpty. Operand 729 states and 1050 transitions. [2020-07-17 22:53:53,180 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 22:53:53,180 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 22:53:53,180 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-17 22:53:53,181 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-17 22:53:53,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 513 states. [2020-07-17 22:53:53,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 513 states to 513 states and 678 transitions. [2020-07-17 22:53:53,204 INFO L78 Accepts]: Start accepts. Automaton has 513 states and 678 transitions. Word has length 70 [2020-07-17 22:53:53,205 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 22:53:53,205 INFO L479 AbstractCegarLoop]: Abstraction has 513 states and 678 transitions. [2020-07-17 22:53:53,205 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-07-17 22:53:53,205 INFO L276 IsEmpty]: Start isEmpty. Operand 513 states and 678 transitions. [2020-07-17 22:53:53,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2020-07-17 22:53:53,207 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 22:53:53,207 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] [2020-07-17 22:53:53,207 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-07-17 22:53:53,207 INFO L427 AbstractCegarLoop]: === Iteration 4 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 22:53:53,208 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 22:53:53,208 INFO L82 PathProgramCache]: Analyzing trace with hash -2081363326, now seen corresponding path program 1 times [2020-07-17 22:53:53,208 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 22:53:53,208 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [836745047] [2020-07-17 22:53:53,208 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 22:53:53,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:53:53,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:53:53,300 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 [2020-07-17 22:53:53,300 INFO L280 TraceCheckUtils]: 1: Hoare triple {9836#true} assume true; {9836#true} is VALID [2020-07-17 22:53:53,300 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {9836#true} {9836#true} #381#return; {9836#true} is VALID [2020-07-17 22:53:53,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:53:53,339 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 [2020-07-17 22:53:53,340 INFO L280 TraceCheckUtils]: 1: Hoare triple {9836#true} assume true; {9836#true} is VALID [2020-07-17 22:53:53,340 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {9836#true} {9836#true} #339#return; {9836#true} is VALID [2020-07-17 22:53:53,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:53:53,358 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 [2020-07-17 22:53:53,358 INFO L280 TraceCheckUtils]: 1: Hoare triple {9836#true} assume true; {9836#true} is VALID [2020-07-17 22:53:53,358 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {9836#true} {9836#true} #359#return; {9836#true} is VALID [2020-07-17 22:53:53,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:53:53,375 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 [2020-07-17 22:53:53,375 INFO L280 TraceCheckUtils]: 1: Hoare triple {9836#true} assume 1 == ~c_dr_i~0;~c_dr_st~0 := 0; {9836#true} is VALID [2020-07-17 22:53:53,376 INFO L280 TraceCheckUtils]: 2: Hoare triple {9836#true} assume true; {9836#true} is VALID [2020-07-17 22:53:53,376 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {9836#true} {9836#true} #361#return; {9836#true} is VALID [2020-07-17 22:53:53,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:53:53,394 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 [2020-07-17 22:53:53,395 INFO L280 TraceCheckUtils]: 1: Hoare triple {9836#true} assume !(0 == ~q_write_ev~0); {9836#true} is VALID [2020-07-17 22:53:53,395 INFO L280 TraceCheckUtils]: 2: Hoare triple {9836#true} assume true; {9836#true} is VALID [2020-07-17 22:53:53,395 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {9836#true} {9836#true} #363#return; {9836#true} is VALID [2020-07-17 22:53:53,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:53:53,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:53:53,464 INFO L280 TraceCheckUtils]: 0: Hoare triple {9836#true} havoc ~__retres1~0; {9836#true} is VALID [2020-07-17 22:53:53,464 INFO L280 TraceCheckUtils]: 1: Hoare triple {9836#true} assume !(1 == ~p_dw_pc~0); {9836#true} is VALID [2020-07-17 22:53:53,464 INFO L280 TraceCheckUtils]: 2: Hoare triple {9836#true} ~__retres1~0 := 0; {9836#true} is VALID [2020-07-17 22:53:53,465 INFO L280 TraceCheckUtils]: 3: Hoare triple {9836#true} #res := ~__retres1~0; {9836#true} is VALID [2020-07-17 22:53:53,465 INFO L280 TraceCheckUtils]: 4: Hoare triple {9836#true} assume true; {9836#true} is VALID [2020-07-17 22:53:53,465 INFO L275 TraceCheckUtils]: 5: Hoare quadruple {9836#true} {9836#true} #335#return; {9836#true} is VALID [2020-07-17 22:53:53,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:53:53,506 INFO L280 TraceCheckUtils]: 0: Hoare triple {9836#true} havoc ~__retres1~1; {9836#true} is VALID [2020-07-17 22:53:53,507 INFO L280 TraceCheckUtils]: 1: Hoare triple {9836#true} assume !(1 == ~c_dr_pc~0); {9836#true} is VALID [2020-07-17 22:53:53,507 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 [2020-07-17 22:53:53,508 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 [2020-07-17 22:53:53,509 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 [2020-07-17 22:53:53,509 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 [2020-07-17 22:53:53,510 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 [2020-07-17 22:53:53,510 INFO L263 TraceCheckUtils]: 1: Hoare triple {9836#true} call #t~ret3 := is_do_write_p_triggered(); {9836#true} is VALID [2020-07-17 22:53:53,510 INFO L280 TraceCheckUtils]: 2: Hoare triple {9836#true} havoc ~__retres1~0; {9836#true} is VALID [2020-07-17 22:53:53,510 INFO L280 TraceCheckUtils]: 3: Hoare triple {9836#true} assume !(1 == ~p_dw_pc~0); {9836#true} is VALID [2020-07-17 22:53:53,511 INFO L280 TraceCheckUtils]: 4: Hoare triple {9836#true} ~__retres1~0 := 0; {9836#true} is VALID [2020-07-17 22:53:53,511 INFO L280 TraceCheckUtils]: 5: Hoare triple {9836#true} #res := ~__retres1~0; {9836#true} is VALID [2020-07-17 22:53:53,511 INFO L280 TraceCheckUtils]: 6: Hoare triple {9836#true} assume true; {9836#true} is VALID [2020-07-17 22:53:53,511 INFO L275 TraceCheckUtils]: 7: Hoare quadruple {9836#true} {9836#true} #335#return; {9836#true} is VALID [2020-07-17 22:53:53,512 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 [2020-07-17 22:53:53,512 INFO L280 TraceCheckUtils]: 9: Hoare triple {9836#true} assume !(0 != ~tmp~1); {9836#true} is VALID [2020-07-17 22:53:53,512 INFO L263 TraceCheckUtils]: 10: Hoare triple {9836#true} call #t~ret4 := is_do_read_c_triggered(); {9836#true} is VALID [2020-07-17 22:53:53,512 INFO L280 TraceCheckUtils]: 11: Hoare triple {9836#true} havoc ~__retres1~1; {9836#true} is VALID [2020-07-17 22:53:53,512 INFO L280 TraceCheckUtils]: 12: Hoare triple {9836#true} assume !(1 == ~c_dr_pc~0); {9836#true} is VALID [2020-07-17 22:53:53,513 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 [2020-07-17 22:53:53,514 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 [2020-07-17 22:53:53,514 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 [2020-07-17 22:53:53,515 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 [2020-07-17 22:53:53,516 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 [2020-07-17 22:53:53,517 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 [2020-07-17 22:53:53,517 INFO L280 TraceCheckUtils]: 19: Hoare triple {9837#false} assume true; {9837#false} is VALID [2020-07-17 22:53:53,517 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {9837#false} {9836#true} #365#return; {9837#false} is VALID [2020-07-17 22:53:53,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:53:53,525 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 [2020-07-17 22:53:53,525 INFO L280 TraceCheckUtils]: 1: Hoare triple {9836#true} assume !(1 == ~q_write_ev~0); {9836#true} is VALID [2020-07-17 22:53:53,526 INFO L280 TraceCheckUtils]: 2: Hoare triple {9836#true} assume true; {9836#true} is VALID [2020-07-17 22:53:53,526 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {9836#true} {9837#false} #367#return; {9837#false} is VALID [2020-07-17 22:53:53,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:53:53,531 INFO L280 TraceCheckUtils]: 0: Hoare triple {9836#true} havoc ~__retres1~2; {9836#true} is VALID [2020-07-17 22:53:53,532 INFO L280 TraceCheckUtils]: 1: Hoare triple {9836#true} assume 0 == ~p_dw_st~0;~__retres1~2 := 1; {9836#true} is VALID [2020-07-17 22:53:53,532 INFO L280 TraceCheckUtils]: 2: Hoare triple {9836#true} #res := ~__retres1~2; {9836#true} is VALID [2020-07-17 22:53:53,532 INFO L280 TraceCheckUtils]: 3: Hoare triple {9836#true} assume true; {9836#true} is VALID [2020-07-17 22:53:53,532 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {9836#true} {9837#false} #347#return; {9837#false} is VALID [2020-07-17 22:53:53,534 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 [2020-07-17 22:53:53,534 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 [2020-07-17 22:53:53,535 INFO L280 TraceCheckUtils]: 2: Hoare triple {9836#true} assume true; {9836#true} is VALID [2020-07-17 22:53:53,535 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {9836#true} {9836#true} #381#return; {9836#true} is VALID [2020-07-17 22:53:53,535 INFO L263 TraceCheckUtils]: 4: Hoare triple {9836#true} call #t~ret10 := main(); {9836#true} is VALID [2020-07-17 22:53:53,535 INFO L280 TraceCheckUtils]: 5: Hoare triple {9836#true} havoc ~__retres1~3; {9836#true} is VALID [2020-07-17 22:53:53,536 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 [2020-07-17 22:53:53,536 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 [2020-07-17 22:53:53,537 INFO L280 TraceCheckUtils]: 8: Hoare triple {9836#true} assume true; {9836#true} is VALID [2020-07-17 22:53:53,537 INFO L275 TraceCheckUtils]: 9: Hoare quadruple {9836#true} {9836#true} #339#return; {9836#true} is VALID [2020-07-17 22:53:53,537 INFO L263 TraceCheckUtils]: 10: Hoare triple {9836#true} call start_simulation(); {9836#true} is VALID [2020-07-17 22:53:53,537 INFO L280 TraceCheckUtils]: 11: Hoare triple {9836#true} havoc ~kernel_st~0;havoc ~tmp~4;~kernel_st~0 := 0; {9836#true} is VALID [2020-07-17 22:53:53,538 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 [2020-07-17 22:53:53,538 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 [2020-07-17 22:53:53,538 INFO L280 TraceCheckUtils]: 14: Hoare triple {9836#true} assume true; {9836#true} is VALID [2020-07-17 22:53:53,538 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {9836#true} {9836#true} #359#return; {9836#true} is VALID [2020-07-17 22:53:53,539 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 [2020-07-17 22:53:53,539 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 [2020-07-17 22:53:53,539 INFO L280 TraceCheckUtils]: 18: Hoare triple {9836#true} assume 1 == ~c_dr_i~0;~c_dr_st~0 := 0; {9836#true} is VALID [2020-07-17 22:53:53,540 INFO L280 TraceCheckUtils]: 19: Hoare triple {9836#true} assume true; {9836#true} is VALID [2020-07-17 22:53:53,540 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {9836#true} {9836#true} #361#return; {9836#true} is VALID [2020-07-17 22:53:53,540 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 [2020-07-17 22:53:53,541 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 [2020-07-17 22:53:53,541 INFO L280 TraceCheckUtils]: 23: Hoare triple {9836#true} assume !(0 == ~q_write_ev~0); {9836#true} is VALID [2020-07-17 22:53:53,541 INFO L280 TraceCheckUtils]: 24: Hoare triple {9836#true} assume true; {9836#true} is VALID [2020-07-17 22:53:53,541 INFO L275 TraceCheckUtils]: 25: Hoare quadruple {9836#true} {9836#true} #363#return; {9836#true} is VALID [2020-07-17 22:53:53,542 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 [2020-07-17 22:53:53,542 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 [2020-07-17 22:53:53,542 INFO L263 TraceCheckUtils]: 28: Hoare triple {9836#true} call #t~ret3 := is_do_write_p_triggered(); {9836#true} is VALID [2020-07-17 22:53:53,542 INFO L280 TraceCheckUtils]: 29: Hoare triple {9836#true} havoc ~__retres1~0; {9836#true} is VALID [2020-07-17 22:53:53,543 INFO L280 TraceCheckUtils]: 30: Hoare triple {9836#true} assume !(1 == ~p_dw_pc~0); {9836#true} is VALID [2020-07-17 22:53:53,543 INFO L280 TraceCheckUtils]: 31: Hoare triple {9836#true} ~__retres1~0 := 0; {9836#true} is VALID [2020-07-17 22:53:53,543 INFO L280 TraceCheckUtils]: 32: Hoare triple {9836#true} #res := ~__retres1~0; {9836#true} is VALID [2020-07-17 22:53:53,543 INFO L280 TraceCheckUtils]: 33: Hoare triple {9836#true} assume true; {9836#true} is VALID [2020-07-17 22:53:53,543 INFO L275 TraceCheckUtils]: 34: Hoare quadruple {9836#true} {9836#true} #335#return; {9836#true} is VALID [2020-07-17 22:53:53,544 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 [2020-07-17 22:53:53,544 INFO L280 TraceCheckUtils]: 36: Hoare triple {9836#true} assume !(0 != ~tmp~1); {9836#true} is VALID [2020-07-17 22:53:53,544 INFO L263 TraceCheckUtils]: 37: Hoare triple {9836#true} call #t~ret4 := is_do_read_c_triggered(); {9836#true} is VALID [2020-07-17 22:53:53,544 INFO L280 TraceCheckUtils]: 38: Hoare triple {9836#true} havoc ~__retres1~1; {9836#true} is VALID [2020-07-17 22:53:53,544 INFO L280 TraceCheckUtils]: 39: Hoare triple {9836#true} assume !(1 == ~c_dr_pc~0); {9836#true} is VALID [2020-07-17 22:53:53,545 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 [2020-07-17 22:53:53,546 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 [2020-07-17 22:53:53,546 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 [2020-07-17 22:53:53,547 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 [2020-07-17 22:53:53,548 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 [2020-07-17 22:53:53,548 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 [2020-07-17 22:53:53,549 INFO L280 TraceCheckUtils]: 46: Hoare triple {9837#false} assume true; {9837#false} is VALID [2020-07-17 22:53:53,549 INFO L275 TraceCheckUtils]: 47: Hoare quadruple {9837#false} {9836#true} #365#return; {9837#false} is VALID [2020-07-17 22:53:53,549 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 [2020-07-17 22:53:53,549 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 [2020-07-17 22:53:53,549 INFO L280 TraceCheckUtils]: 50: Hoare triple {9836#true} assume !(1 == ~q_write_ev~0); {9836#true} is VALID [2020-07-17 22:53:53,550 INFO L280 TraceCheckUtils]: 51: Hoare triple {9836#true} assume true; {9836#true} is VALID [2020-07-17 22:53:53,550 INFO L275 TraceCheckUtils]: 52: Hoare quadruple {9836#true} {9837#false} #367#return; {9837#false} is VALID [2020-07-17 22:53:53,550 INFO L280 TraceCheckUtils]: 53: Hoare triple {9837#false} assume !false; {9837#false} is VALID [2020-07-17 22:53:53,550 INFO L280 TraceCheckUtils]: 54: Hoare triple {9837#false} ~kernel_st~0 := 1; {9837#false} is VALID [2020-07-17 22:53:53,550 INFO L263 TraceCheckUtils]: 55: Hoare triple {9837#false} call eval(); {9837#false} is VALID [2020-07-17 22:53:53,551 INFO L280 TraceCheckUtils]: 56: Hoare triple {9837#false} havoc ~tmp~2;havoc ~tmp___0~2;havoc ~tmp___1~0; {9837#false} is VALID [2020-07-17 22:53:53,551 INFO L280 TraceCheckUtils]: 57: Hoare triple {9837#false} assume !false; {9837#false} is VALID [2020-07-17 22:53:53,551 INFO L263 TraceCheckUtils]: 58: Hoare triple {9837#false} call #t~ret5 := exists_runnable_thread(); {9836#true} is VALID [2020-07-17 22:53:53,551 INFO L280 TraceCheckUtils]: 59: Hoare triple {9836#true} havoc ~__retres1~2; {9836#true} is VALID [2020-07-17 22:53:53,551 INFO L280 TraceCheckUtils]: 60: Hoare triple {9836#true} assume 0 == ~p_dw_st~0;~__retres1~2 := 1; {9836#true} is VALID [2020-07-17 22:53:53,552 INFO L280 TraceCheckUtils]: 61: Hoare triple {9836#true} #res := ~__retres1~2; {9836#true} is VALID [2020-07-17 22:53:53,552 INFO L280 TraceCheckUtils]: 62: Hoare triple {9836#true} assume true; {9836#true} is VALID [2020-07-17 22:53:53,552 INFO L275 TraceCheckUtils]: 63: Hoare quadruple {9836#true} {9837#false} #347#return; {9837#false} is VALID [2020-07-17 22:53:53,552 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 [2020-07-17 22:53:53,554 INFO L280 TraceCheckUtils]: 65: Hoare triple {9837#false} assume 0 != ~tmp___1~0; {9837#false} is VALID [2020-07-17 22:53:53,554 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 [2020-07-17 22:53:53,559 INFO L280 TraceCheckUtils]: 67: Hoare triple {9837#false} assume !(0 != ~tmp~2); {9837#false} is VALID [2020-07-17 22:53:53,560 INFO L263 TraceCheckUtils]: 68: Hoare triple {9837#false} call error(); {9837#false} is VALID [2020-07-17 22:53:53,560 INFO L280 TraceCheckUtils]: 69: Hoare triple {9837#false} assume !false; {9837#false} is VALID [2020-07-17 22:53:53,570 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-17 22:53:53,570 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [836745047] [2020-07-17 22:53:53,570 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-17 22:53:53,570 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-07-17 22:53:53,571 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [246687532] [2020-07-17 22:53:53,571 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 70 [2020-07-17 22:53:53,574 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-17 22:53:53,574 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 11 states. [2020-07-17 22:53:53,644 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 70 edges. 70 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 22:53:53,644 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-07-17 22:53:53,644 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 22:53:53,645 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-07-17 22:53:53,645 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=85, Unknown=0, NotChecked=0, Total=110 [2020-07-17 22:53:53,645 INFO L87 Difference]: Start difference. First operand 513 states and 678 transitions. Second operand 11 states. [2020-07-17 22:54:01,576 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 22:54:01,576 INFO L93 Difference]: Finished difference Result 1209 states and 1680 transitions. [2020-07-17 22:54:01,577 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-07-17 22:54:01,577 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 70 [2020-07-17 22:54:01,577 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 22:54:01,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2020-07-17 22:54:01,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 501 transitions. [2020-07-17 22:54:01,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2020-07-17 22:54:01,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 501 transitions. [2020-07-17 22:54:01,592 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 16 states and 501 transitions. [2020-07-17 22:54:02,352 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 501 edges. 501 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 22:54:02,395 INFO L225 Difference]: With dead ends: 1209 [2020-07-17 22:54:02,395 INFO L226 Difference]: Without dead ends: 737 [2020-07-17 22:54:02,397 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 [2020-07-17 22:54:02,398 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 737 states. [2020-07-17 22:54:03,725 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 737 to 523. [2020-07-17 22:54:03,726 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-17 22:54:03,726 INFO L82 GeneralOperation]: Start isEquivalent. First operand 737 states. Second operand 523 states. [2020-07-17 22:54:03,726 INFO L74 IsIncluded]: Start isIncluded. First operand 737 states. Second operand 523 states. [2020-07-17 22:54:03,726 INFO L87 Difference]: Start difference. First operand 737 states. Second operand 523 states. [2020-07-17 22:54:03,769 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 22:54:03,769 INFO L93 Difference]: Finished difference Result 737 states and 1049 transitions. [2020-07-17 22:54:03,769 INFO L276 IsEmpty]: Start isEmpty. Operand 737 states and 1049 transitions. [2020-07-17 22:54:03,773 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 22:54:03,773 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 22:54:03,773 INFO L74 IsIncluded]: Start isIncluded. First operand 523 states. Second operand 737 states. [2020-07-17 22:54:03,774 INFO L87 Difference]: Start difference. First operand 523 states. Second operand 737 states. [2020-07-17 22:54:03,813 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 22:54:03,813 INFO L93 Difference]: Finished difference Result 737 states and 1049 transitions. [2020-07-17 22:54:03,814 INFO L276 IsEmpty]: Start isEmpty. Operand 737 states and 1049 transitions. [2020-07-17 22:54:03,818 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 22:54:03,818 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 22:54:03,818 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-17 22:54:03,818 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-17 22:54:03,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 523 states. [2020-07-17 22:54:03,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 523 states to 523 states and 686 transitions. [2020-07-17 22:54:03,844 INFO L78 Accepts]: Start accepts. Automaton has 523 states and 686 transitions. Word has length 70 [2020-07-17 22:54:03,845 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 22:54:03,845 INFO L479 AbstractCegarLoop]: Abstraction has 523 states and 686 transitions. [2020-07-17 22:54:03,845 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-07-17 22:54:03,845 INFO L276 IsEmpty]: Start isEmpty. Operand 523 states and 686 transitions. [2020-07-17 22:54:03,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2020-07-17 22:54:03,847 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 22:54:03,847 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] [2020-07-17 22:54:03,847 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-07-17 22:54:03,847 INFO L427 AbstractCegarLoop]: === Iteration 5 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 22:54:03,848 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 22:54:03,848 INFO L82 PathProgramCache]: Analyzing trace with hash -1940814716, now seen corresponding path program 1 times [2020-07-17 22:54:03,848 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 22:54:03,848 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [366740198] [2020-07-17 22:54:03,848 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 22:54:03,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-17 22:54:03,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-17 22:54:03,933 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-07-17 22:54:03,934 INFO L520 BasicCegarLoop]: Counterexample might be feasible [2020-07-17 22:54:03,934 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-07-17 22:54:04,079 WARN L170 areAnnotationChecker]: activate_threadsENTRY has no Hoare annotation [2020-07-17 22:54:04,080 WARN L170 areAnnotationChecker]: exists_runnable_threadENTRY has no Hoare annotation [2020-07-17 22:54:04,080 WARN L170 areAnnotationChecker]: update_fifo_qENTRY has no Hoare annotation [2020-07-17 22:54:04,080 WARN L170 areAnnotationChecker]: update_fifo_qENTRY has no Hoare annotation [2020-07-17 22:54:04,080 WARN L170 areAnnotationChecker]: reset_delta_eventsENTRY has no Hoare annotation [2020-07-17 22:54:04,080 WARN L170 areAnnotationChecker]: reset_delta_eventsENTRY has no Hoare annotation [2020-07-17 22:54:04,080 WARN L170 areAnnotationChecker]: init_threadsENTRY has no Hoare annotation [2020-07-17 22:54:04,080 WARN L170 areAnnotationChecker]: init_threadsENTRY has no Hoare annotation [2020-07-17 22:54:04,080 WARN L170 areAnnotationChecker]: mainENTRY has no Hoare annotation [2020-07-17 22:54:04,081 WARN L170 areAnnotationChecker]: do_write_pENTRY has no Hoare annotation [2020-07-17 22:54:04,081 WARN L170 areAnnotationChecker]: do_write_pENTRY has no Hoare annotation [2020-07-17 22:54:04,081 WARN L170 areAnnotationChecker]: errorENTRY has no Hoare annotation [2020-07-17 22:54:04,081 WARN L170 areAnnotationChecker]: errorENTRY has no Hoare annotation [2020-07-17 22:54:04,081 WARN L170 areAnnotationChecker]: immediate_notify_threadsENTRY has no Hoare annotation [2020-07-17 22:54:04,081 WARN L170 areAnnotationChecker]: ULTIMATE.initENTRY has no Hoare annotation [2020-07-17 22:54:04,081 WARN L170 areAnnotationChecker]: evalENTRY has no Hoare annotation [2020-07-17 22:54:04,081 WARN L170 areAnnotationChecker]: stop_simulationENTRY has no Hoare annotation [2020-07-17 22:54:04,081 WARN L170 areAnnotationChecker]: is_do_read_c_triggeredENTRY has no Hoare annotation [2020-07-17 22:54:04,082 WARN L170 areAnnotationChecker]: update_channelsENTRY has no Hoare annotation [2020-07-17 22:54:04,082 WARN L170 areAnnotationChecker]: update_channelsENTRY has no Hoare annotation [2020-07-17 22:54:04,082 WARN L170 areAnnotationChecker]: fire_delta_eventsENTRY has no Hoare annotation [2020-07-17 22:54:04,082 WARN L170 areAnnotationChecker]: fire_delta_eventsENTRY has no Hoare annotation [2020-07-17 22:54:04,082 WARN L170 areAnnotationChecker]: start_simulationENTRY has no Hoare annotation [2020-07-17 22:54:04,082 WARN L170 areAnnotationChecker]: ULTIMATE.startENTRY has no Hoare annotation [2020-07-17 22:54:04,082 WARN L170 areAnnotationChecker]: ULTIMATE.startENTRY has no Hoare annotation [2020-07-17 22:54:04,082 WARN L170 areAnnotationChecker]: is_do_write_p_triggeredENTRY has no Hoare annotation [2020-07-17 22:54:04,082 WARN L170 areAnnotationChecker]: do_read_cENTRY has no Hoare annotation [2020-07-17 22:54:04,082 WARN L170 areAnnotationChecker]: init_modelENTRY has no Hoare annotation [2020-07-17 22:54:04,083 WARN L170 areAnnotationChecker]: L303 has no Hoare annotation [2020-07-17 22:54:04,083 WARN L170 areAnnotationChecker]: L303 has no Hoare annotation [2020-07-17 22:54:04,083 WARN L170 areAnnotationChecker]: L245 has no Hoare annotation [2020-07-17 22:54:04,083 WARN L170 areAnnotationChecker]: L245 has no Hoare annotation [2020-07-17 22:54:04,083 WARN L170 areAnnotationChecker]: L25-1 has no Hoare annotation [2020-07-17 22:54:04,083 WARN L170 areAnnotationChecker]: L25-1 has no Hoare annotation [2020-07-17 22:54:04,083 WARN L170 areAnnotationChecker]: L283-1 has no Hoare annotation [2020-07-17 22:54:04,083 WARN L170 areAnnotationChecker]: L283-1 has no Hoare annotation [2020-07-17 22:54:04,083 WARN L170 areAnnotationChecker]: L227-1 has no Hoare annotation [2020-07-17 22:54:04,083 WARN L170 areAnnotationChecker]: L227-1 has no Hoare annotation [2020-07-17 22:54:04,083 WARN L170 areAnnotationChecker]: L460 has no Hoare annotation [2020-07-17 22:54:04,084 WARN L170 areAnnotationChecker]: L460 has no Hoare annotation [2020-07-17 22:54:04,084 WARN L170 areAnnotationChecker]: L129-1 has no Hoare annotation [2020-07-17 22:54:04,084 WARN L170 areAnnotationChecker]: L129-1 has no Hoare annotation [2020-07-17 22:54:04,084 WARN L170 areAnnotationChecker]: L129-1 has no Hoare annotation [2020-07-17 22:54:04,084 WARN L170 areAnnotationChecker]: L121 has no Hoare annotation [2020-07-17 22:54:04,084 WARN L170 areAnnotationChecker]: L121 has no Hoare annotation [2020-07-17 22:54:04,084 WARN L170 areAnnotationChecker]: errorFINAL has no Hoare annotation [2020-07-17 22:54:04,084 WARN L170 areAnnotationChecker]: L95 has no Hoare annotation [2020-07-17 22:54:04,084 WARN L170 areAnnotationChecker]: L95 has no Hoare annotation [2020-07-17 22:54:04,084 WARN L170 areAnnotationChecker]: ULTIMATE.initFINAL has no Hoare annotation [2020-07-17 22:54:04,085 WARN L170 areAnnotationChecker]: L354 has no Hoare annotation [2020-07-17 22:54:04,085 WARN L170 areAnnotationChecker]: L354 has no Hoare annotation [2020-07-17 22:54:04,085 WARN L170 areAnnotationChecker]: L354 has no Hoare annotation [2020-07-17 22:54:04,085 WARN L170 areAnnotationChecker]: L382 has no Hoare annotation [2020-07-17 22:54:04,085 WARN L170 areAnnotationChecker]: L382 has no Hoare annotation [2020-07-17 22:54:04,085 WARN L170 areAnnotationChecker]: L74 has no Hoare annotation [2020-07-17 22:54:04,085 WARN L170 areAnnotationChecker]: L74 has no Hoare annotation [2020-07-17 22:54:04,085 WARN L170 areAnnotationChecker]: L214 has no Hoare annotation [2020-07-17 22:54:04,085 WARN L170 areAnnotationChecker]: L214 has no Hoare annotation [2020-07-17 22:54:04,085 WARN L170 areAnnotationChecker]: L212 has no Hoare annotation [2020-07-17 22:54:04,086 WARN L170 areAnnotationChecker]: L265-1 has no Hoare annotation [2020-07-17 22:54:04,086 WARN L170 areAnnotationChecker]: L265-1 has no Hoare annotation [2020-07-17 22:54:04,086 WARN L170 areAnnotationChecker]: L402 has no Hoare annotation [2020-07-17 22:54:04,086 WARN L170 areAnnotationChecker]: L402 has no Hoare annotation [2020-07-17 22:54:04,086 WARN L170 areAnnotationChecker]: L-1 has no Hoare annotation [2020-07-17 22:54:04,086 WARN L170 areAnnotationChecker]: L-1 has no Hoare annotation [2020-07-17 22:54:04,086 WARN L170 areAnnotationChecker]: L55 has no Hoare annotation [2020-07-17 22:54:04,086 WARN L170 areAnnotationChecker]: L55 has no Hoare annotation [2020-07-17 22:54:04,086 WARN L170 areAnnotationChecker]: L159 has no Hoare annotation [2020-07-17 22:54:04,087 WARN L170 areAnnotationChecker]: L159 has no Hoare annotation [2020-07-17 22:54:04,087 WARN L170 areAnnotationChecker]: init_modelFINAL has no Hoare annotation [2020-07-17 22:54:04,087 WARN L170 areAnnotationChecker]: L303-1 has no Hoare annotation [2020-07-17 22:54:04,087 WARN L170 areAnnotationChecker]: L257 has no Hoare annotation [2020-07-17 22:54:04,087 WARN L170 areAnnotationChecker]: L249 has no Hoare annotation [2020-07-17 22:54:04,087 WARN L170 areAnnotationChecker]: L249 has no Hoare annotation [2020-07-17 22:54:04,087 WARN L170 areAnnotationChecker]: L30-1 has no Hoare annotation [2020-07-17 22:54:04,087 WARN L170 areAnnotationChecker]: L288-1 has no Hoare annotation [2020-07-17 22:54:04,087 WARN L170 areAnnotationChecker]: L232-1 has no Hoare annotation [2020-07-17 22:54:04,088 WARN L170 areAnnotationChecker]: L460-1 has no Hoare annotation [2020-07-17 22:54:04,088 WARN L170 areAnnotationChecker]: L460-1 has no Hoare annotation [2020-07-17 22:54:04,088 WARN L170 areAnnotationChecker]: L148 has no Hoare annotation [2020-07-17 22:54:04,088 WARN L170 areAnnotationChecker]: L130 has no Hoare annotation [2020-07-17 22:54:04,088 WARN L170 areAnnotationChecker]: L130 has no Hoare annotation [2020-07-17 22:54:04,088 WARN L170 areAnnotationChecker]: L131 has no Hoare annotation [2020-07-17 22:54:04,088 WARN L170 areAnnotationChecker]: errorEXIT has no Hoare annotation [2020-07-17 22:54:04,088 WARN L170 areAnnotationChecker]: errorEXIT has no Hoare annotation [2020-07-17 22:54:04,088 WARN L170 areAnnotationChecker]: errorEXIT has no Hoare annotation [2020-07-17 22:54:04,088 WARN L170 areAnnotationChecker]: L95-1 has no Hoare annotation [2020-07-17 22:54:04,089 WARN L170 areAnnotationChecker]: ULTIMATE.initEXIT has no Hoare annotation [2020-07-17 22:54:04,089 WARN L170 areAnnotationChecker]: L370 has no Hoare annotation [2020-07-17 22:54:04,089 WARN L170 areAnnotationChecker]: L330 has no Hoare annotation [2020-07-17 22:54:04,089 WARN L170 areAnnotationChecker]: L330 has no Hoare annotation [2020-07-17 22:54:04,089 WARN L170 areAnnotationChecker]: L382-1 has no Hoare annotation [2020-07-17 22:54:04,089 WARN L170 areAnnotationChecker]: L75 has no Hoare annotation [2020-07-17 22:54:04,089 WARN L170 areAnnotationChecker]: L75 has no Hoare annotation [2020-07-17 22:54:04,089 WARN L170 areAnnotationChecker]: L74-2 has no Hoare annotation [2020-07-17 22:54:04,089 WARN L170 areAnnotationChecker]: update_channelsEXIT has no Hoare annotation [2020-07-17 22:54:04,089 WARN L170 areAnnotationChecker]: update_channelsEXIT has no Hoare annotation [2020-07-17 22:54:04,090 WARN L170 areAnnotationChecker]: L270-1 has no Hoare annotation [2020-07-17 22:54:04,090 WARN L170 areAnnotationChecker]: L402-1 has no Hoare annotation [2020-07-17 22:54:04,090 WARN L170 areAnnotationChecker]: L402-1 has no Hoare annotation [2020-07-17 22:54:04,090 WARN L170 areAnnotationChecker]: ULTIMATE.startFINAL has no Hoare annotation [2020-07-17 22:54:04,090 WARN L170 areAnnotationChecker]: L56 has no Hoare annotation [2020-07-17 22:54:04,090 WARN L170 areAnnotationChecker]: L56 has no Hoare annotation [2020-07-17 22:54:04,090 WARN L170 areAnnotationChecker]: L55-2 has no Hoare annotation [2020-07-17 22:54:04,090 WARN L170 areAnnotationChecker]: L198-1 has no Hoare annotation [2020-07-17 22:54:04,090 WARN L170 areAnnotationChecker]: L198-1 has no Hoare annotation [2020-07-17 22:54:04,090 WARN L170 areAnnotationChecker]: L198-1 has no Hoare annotation [2020-07-17 22:54:04,091 WARN L170 areAnnotationChecker]: L162 has no Hoare annotation [2020-07-17 22:54:04,091 WARN L170 areAnnotationChecker]: L162 has no Hoare annotation [2020-07-17 22:54:04,091 WARN L170 areAnnotationChecker]: init_modelEXIT has no Hoare annotation [2020-07-17 22:54:04,091 WARN L170 areAnnotationChecker]: L305 has no Hoare annotation [2020-07-17 22:54:04,091 WARN L170 areAnnotationChecker]: L305 has no Hoare annotation [2020-07-17 22:54:04,091 WARN L170 areAnnotationChecker]: exists_runnable_threadFINAL has no Hoare annotation [2020-07-17 22:54:04,091 WARN L170 areAnnotationChecker]: update_fifo_qFINAL has no Hoare annotation [2020-07-17 22:54:04,091 WARN L170 areAnnotationChecker]: reset_delta_eventsEXIT has no Hoare annotation [2020-07-17 22:54:04,091 WARN L170 areAnnotationChecker]: reset_delta_eventsEXIT has no Hoare annotation [2020-07-17 22:54:04,092 WARN L170 areAnnotationChecker]: init_threadsEXIT has no Hoare annotation [2020-07-17 22:54:04,092 WARN L170 areAnnotationChecker]: L461 has no Hoare annotation [2020-07-17 22:54:04,092 WARN L170 areAnnotationChecker]: do_write_pEXIT has no Hoare annotation [2020-07-17 22:54:04,092 WARN L170 areAnnotationChecker]: L339 has no Hoare annotation [2020-07-17 22:54:04,092 WARN L170 areAnnotationChecker]: L339 has no Hoare annotation [2020-07-17 22:54:04,092 WARN L170 areAnnotationChecker]: L97 has no Hoare annotation [2020-07-17 22:54:04,092 WARN L170 areAnnotationChecker]: L97 has no Hoare annotation [2020-07-17 22:54:04,092 WARN L170 areAnnotationChecker]: evalEXIT has no Hoare annotation [2020-07-17 22:54:04,092 WARN L170 areAnnotationChecker]: L332 has no Hoare annotation [2020-07-17 22:54:04,092 WARN L170 areAnnotationChecker]: L384 has no Hoare annotation [2020-07-17 22:54:04,093 WARN L170 areAnnotationChecker]: L384 has no Hoare annotation [2020-07-17 22:54:04,093 WARN L170 areAnnotationChecker]: L85 has no Hoare annotation [2020-07-17 22:54:04,093 WARN L170 areAnnotationChecker]: L417-1 has no Hoare annotation [2020-07-17 22:54:04,093 WARN L170 areAnnotationChecker]: fire_delta_eventsEXIT has no Hoare annotation [2020-07-17 22:54:04,093 WARN L170 areAnnotationChecker]: fire_delta_eventsEXIT has no Hoare annotation [2020-07-17 22:54:04,093 WARN L170 areAnnotationChecker]: L403 has no Hoare annotation [2020-07-17 22:54:04,093 WARN L170 areAnnotationChecker]: L403 has no Hoare annotation [2020-07-17 22:54:04,093 WARN L170 areAnnotationChecker]: L66 has no Hoare annotation [2020-07-17 22:54:04,093 WARN L170 areAnnotationChecker]: L202 has no Hoare annotation [2020-07-17 22:54:04,093 WARN L170 areAnnotationChecker]: L171 has no Hoare annotation [2020-07-17 22:54:04,094 WARN L170 areAnnotationChecker]: L171 has no Hoare annotation [2020-07-17 22:54:04,094 WARN L170 areAnnotationChecker]: L163 has no Hoare annotation [2020-07-17 22:54:04,094 WARN L170 areAnnotationChecker]: L305-2 has no Hoare annotation [2020-07-17 22:54:04,094 WARN L170 areAnnotationChecker]: L305-2 has no Hoare annotation [2020-07-17 22:54:04,094 WARN L170 areAnnotationChecker]: exists_runnable_threadEXIT has no Hoare annotation [2020-07-17 22:54:04,094 WARN L170 areAnnotationChecker]: exists_runnable_threadEXIT has no Hoare annotation [2020-07-17 22:54:04,094 WARN L170 areAnnotationChecker]: update_fifo_qEXIT has no Hoare annotation [2020-07-17 22:54:04,094 WARN L170 areAnnotationChecker]: L409-1 has no Hoare annotation [2020-07-17 22:54:04,094 WARN L170 areAnnotationChecker]: L409-1 has no Hoare annotation [2020-07-17 22:54:04,094 WARN L170 areAnnotationChecker]: L409-1 has no Hoare annotation [2020-07-17 22:54:04,095 WARN L170 areAnnotationChecker]: L423 has no Hoare annotation [2020-07-17 22:54:04,095 WARN L170 areAnnotationChecker]: L423 has no Hoare annotation [2020-07-17 22:54:04,095 WARN L170 areAnnotationChecker]: mainFINAL has no Hoare annotation [2020-07-17 22:54:04,095 WARN L170 areAnnotationChecker]: L358 has no Hoare annotation [2020-07-17 22:54:04,095 WARN L170 areAnnotationChecker]: L358 has no Hoare annotation [2020-07-17 22:54:04,095 WARN L170 areAnnotationChecker]: L97-2 has no Hoare annotation [2020-07-17 22:54:04,095 WARN L170 areAnnotationChecker]: L97-2 has no Hoare annotation [2020-07-17 22:54:04,095 WARN L170 areAnnotationChecker]: L413-1 has no Hoare annotation [2020-07-17 22:54:04,095 WARN L170 areAnnotationChecker]: L334 has no Hoare annotation [2020-07-17 22:54:04,096 WARN L170 areAnnotationChecker]: L334 has no Hoare annotation [2020-07-17 22:54:04,096 WARN L170 areAnnotationChecker]: L391 has no Hoare annotation [2020-07-17 22:54:04,096 WARN L170 areAnnotationChecker]: is_do_read_c_triggeredFINAL has no Hoare annotation [2020-07-17 22:54:04,096 WARN L170 areAnnotationChecker]: L421 has no Hoare annotation [2020-07-17 22:54:04,096 WARN L170 areAnnotationChecker]: L421 has no Hoare annotation [2020-07-17 22:54:04,096 WARN L170 areAnnotationChecker]: L404 has no Hoare annotation [2020-07-17 22:54:04,096 WARN L170 areAnnotationChecker]: L404 has no Hoare annotation [2020-07-17 22:54:04,096 WARN L170 areAnnotationChecker]: L421-1 has no Hoare annotation [2020-07-17 22:54:04,096 WARN L170 areAnnotationChecker]: L421-1 has no Hoare annotation [2020-07-17 22:54:04,096 WARN L170 areAnnotationChecker]: is_do_write_p_triggeredFINAL has no Hoare annotation [2020-07-17 22:54:04,097 WARN L170 areAnnotationChecker]: do_read_cEXIT has no Hoare annotation [2020-07-17 22:54:04,097 WARN L170 areAnnotationChecker]: L172-1 has no Hoare annotation [2020-07-17 22:54:04,097 WARN L170 areAnnotationChecker]: L311 has no Hoare annotation [2020-07-17 22:54:04,097 WARN L170 areAnnotationChecker]: L432 has no Hoare annotation [2020-07-17 22:54:04,097 WARN L170 areAnnotationChecker]: L410 has no Hoare annotation [2020-07-17 22:54:04,097 WARN L170 areAnnotationChecker]: L424 has no Hoare annotation [2020-07-17 22:54:04,097 WARN L170 areAnnotationChecker]: mainEXIT has no Hoare annotation [2020-07-17 22:54:04,097 WARN L170 areAnnotationChecker]: L361 has no Hoare annotation [2020-07-17 22:54:04,097 WARN L170 areAnnotationChecker]: L361 has no Hoare annotation [2020-07-17 22:54:04,098 WARN L170 areAnnotationChecker]: L103 has no Hoare annotation [2020-07-17 22:54:04,098 WARN L170 areAnnotationChecker]: L417 has no Hoare annotation [2020-07-17 22:54:04,098 WARN L170 areAnnotationChecker]: L417 has no Hoare annotation [2020-07-17 22:54:04,098 WARN L170 areAnnotationChecker]: L334-1 has no Hoare annotation [2020-07-17 22:54:04,098 WARN L170 areAnnotationChecker]: L334-1 has no Hoare annotation [2020-07-17 22:54:04,098 WARN L170 areAnnotationChecker]: stop_simulationFINAL has no Hoare annotation [2020-07-17 22:54:04,098 WARN L170 areAnnotationChecker]: is_do_read_c_triggeredEXIT has no Hoare annotation [2020-07-17 22:54:04,098 WARN L170 areAnnotationChecker]: is_do_read_c_triggeredEXIT has no Hoare annotation [2020-07-17 22:54:04,098 WARN L170 areAnnotationChecker]: L405 has no Hoare annotation [2020-07-17 22:54:04,098 WARN L170 areAnnotationChecker]: L405 has no Hoare annotation [2020-07-17 22:54:04,098 WARN L170 areAnnotationChecker]: L422 has no Hoare annotation [2020-07-17 22:54:04,099 WARN L170 areAnnotationChecker]: L422 has no Hoare annotation [2020-07-17 22:54:04,099 WARN L170 areAnnotationChecker]: is_do_write_p_triggeredEXIT has no Hoare annotation [2020-07-17 22:54:04,099 WARN L170 areAnnotationChecker]: is_do_write_p_triggeredEXIT has no Hoare annotation [2020-07-17 22:54:04,099 WARN L170 areAnnotationChecker]: L188 has no Hoare annotation [2020-07-17 22:54:04,099 WARN L170 areAnnotationChecker]: L188 has no Hoare annotation [2020-07-17 22:54:04,099 WARN L170 areAnnotationChecker]: L313 has no Hoare annotation [2020-07-17 22:54:04,099 WARN L170 areAnnotationChecker]: L313 has no Hoare annotation [2020-07-17 22:54:04,099 WARN L170 areAnnotationChecker]: start_simulationEXIT has no Hoare annotation [2020-07-17 22:54:04,099 WARN L170 areAnnotationChecker]: L413 has no Hoare annotation [2020-07-17 22:54:04,099 WARN L170 areAnnotationChecker]: L413 has no Hoare annotation [2020-07-17 22:54:04,099 WARN L170 areAnnotationChecker]: L426 has no Hoare annotation [2020-07-17 22:54:04,100 WARN L170 areAnnotationChecker]: L426 has no Hoare annotation [2020-07-17 22:54:04,100 WARN L170 areAnnotationChecker]: L105 has no Hoare annotation [2020-07-17 22:54:04,100 WARN L170 areAnnotationChecker]: L105 has no Hoare annotation [2020-07-17 22:54:04,100 WARN L170 areAnnotationChecker]: L343 has no Hoare annotation [2020-07-17 22:54:04,100 WARN L170 areAnnotationChecker]: L343 has no Hoare annotation [2020-07-17 22:54:04,100 WARN L170 areAnnotationChecker]: stop_simulationEXIT has no Hoare annotation [2020-07-17 22:54:04,100 WARN L170 areAnnotationChecker]: L189 has no Hoare annotation [2020-07-17 22:54:04,100 WARN L170 areAnnotationChecker]: L189 has no Hoare annotation [2020-07-17 22:54:04,100 WARN L170 areAnnotationChecker]: L198 has no Hoare annotation [2020-07-17 22:54:04,101 WARN L170 areAnnotationChecker]: L198 has no Hoare annotation [2020-07-17 22:54:04,101 WARN L170 areAnnotationChecker]: L313-2 has no Hoare annotation [2020-07-17 22:54:04,101 WARN L170 areAnnotationChecker]: L105-2 has no Hoare annotation [2020-07-17 22:54:04,101 WARN L170 areAnnotationChecker]: L346 has no Hoare annotation [2020-07-17 22:54:04,101 WARN L170 areAnnotationChecker]: L346 has no Hoare annotation [2020-07-17 22:54:04,101 WARN L170 areAnnotationChecker]: L349 has no Hoare annotation [2020-07-17 22:54:04,101 WARN L170 areAnnotationChecker]: L349 has no Hoare annotation [2020-07-17 22:54:04,101 WARN L170 areAnnotationChecker]: L193 has no Hoare annotation [2020-07-17 22:54:04,101 WARN L170 areAnnotationChecker]: L193 has no Hoare annotation [2020-07-17 22:54:04,101 WARN L170 areAnnotationChecker]: activate_threadsEXIT has no Hoare annotation [2020-07-17 22:54:04,102 WARN L170 areAnnotationChecker]: activate_threadsEXIT has no Hoare annotation [2020-07-17 22:54:04,102 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. [2020-07-17 22:54:04,109 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 17.07 10:54:04 BoogieIcfgContainer [2020-07-17 22:54:04,109 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-17 22:54:04,113 INFO L168 Benchmark]: Toolchain (without parser) took 52121.74 ms. Allocated memory was 146.8 MB in the beginning and 566.2 MB in the end (delta: 419.4 MB). Free memory was 104.3 MB in the beginning and 410.0 MB in the end (delta: -305.7 MB). Peak memory consumption was 113.8 MB. Max. memory is 7.1 GB. [2020-07-17 22:54:04,115 INFO L168 Benchmark]: CDTParser took 0.48 ms. Allocated memory is still 146.8 MB. Free memory was 123.1 MB in the beginning and 122.8 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2020-07-17 22:54:04,117 INFO L168 Benchmark]: CACSL2BoogieTranslator took 564.50 ms. Allocated memory was 146.8 MB in the beginning and 202.4 MB in the end (delta: 55.6 MB). Free memory was 103.9 MB in the beginning and 180.1 MB in the end (delta: -76.2 MB). Peak memory consumption was 23.0 MB. Max. memory is 7.1 GB. [2020-07-17 22:54:04,118 INFO L168 Benchmark]: Boogie Preprocessor took 57.59 ms. Allocated memory is still 202.4 MB. Free memory was 180.1 MB in the beginning and 177.5 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 7.1 GB. [2020-07-17 22:54:04,126 INFO L168 Benchmark]: RCFGBuilder took 758.66 ms. Allocated memory is still 202.4 MB. Free memory was 177.5 MB in the beginning and 123.2 MB in the end (delta: 54.3 MB). Peak memory consumption was 54.3 MB. Max. memory is 7.1 GB. [2020-07-17 22:54:04,127 INFO L168 Benchmark]: TraceAbstraction took 50734.57 ms. Allocated memory was 202.4 MB in the beginning and 566.2 MB in the end (delta: 363.9 MB). Free memory was 123.2 MB in the beginning and 410.0 MB in the end (delta: -286.8 MB). Peak memory consumption was 77.1 MB. Max. memory is 7.1 GB. [2020-07-17 22:54:04,132 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 0.48 ms. Allocated memory is still 146.8 MB. Free memory was 123.1 MB in the beginning and 122.8 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 564.50 ms. Allocated memory was 146.8 MB in the beginning and 202.4 MB in the end (delta: 55.6 MB). Free memory was 103.9 MB in the beginning and 180.1 MB in the end (delta: -76.2 MB). Peak memory consumption was 23.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 57.59 ms. Allocated memory is still 202.4 MB. Free memory was 180.1 MB in the beginning and 177.5 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 7.1 GB. * RCFGBuilder took 758.66 ms. Allocated memory is still 202.4 MB. Free memory was 177.5 MB in the beginning and 123.2 MB in the end (delta: 54.3 MB). Peak memory consumption was 54.3 MB. Max. memory is 7.1 GB. * TraceAbstraction took 50734.57 ms. Allocated memory was 202.4 MB in the beginning and 566.2 MB in the end (delta: 363.9 MB). Free memory was 123.2 MB in the beginning and 410.0 MB in the end (delta: -286.8 MB). Peak memory consumption was 77.1 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: 50.4s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 42.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 504 SDtfs, 2463 SDslu, 699 SDs, 0 SdLazy, 4909 SolverSat, 1476 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 13.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 181 GetRequests, 89 SyntacticMatches, 0 SemanticMatches, 92 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 450 ImplicationChecksByTransitivity, 2.7s 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: 5.6s AutomataMinimizationTime, 4 MinimizatonAttempts, 860 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 1.7s 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...