/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 0.1.25-8fc6572 [2020-07-10 15:30:28,774 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-10 15:30:28,777 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-10 15:30:28,800 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-10 15:30:28,801 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-10 15:30:28,803 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-10 15:30:28,806 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-10 15:30:28,818 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-10 15:30:28,823 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-10 15:30:28,827 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-10 15:30:28,830 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-10 15:30:28,833 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-10 15:30:28,834 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-10 15:30:28,836 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-10 15:30:28,839 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-10 15:30:28,841 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-10 15:30:28,843 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-10 15:30:28,845 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-10 15:30:28,847 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-10 15:30:28,853 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-10 15:30:28,859 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-10 15:30:28,864 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-10 15:30:28,865 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-10 15:30:28,866 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-10 15:30:28,869 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-07-10 15:30:28,883 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-10 15:30:28,884 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-10 15:30:28,886 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-10 15:30:28,887 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 [2020-07-10 15:30:28,923 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-10 15:30:28,928 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-10 15:30:28,929 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-10 15:30:28,929 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-10 15:30:28,930 INFO L138 SettingsManager]: * Use SBE=true [2020-07-10 15:30:28,930 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-10 15:30:28,930 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-10 15:30:28,934 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-10 15:30:28,934 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-10 15:30:28,934 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-10 15:30:28,934 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-10 15:30:28,934 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-10 15:30:28,935 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-10 15:30:28,935 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-10 15:30:28,935 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-10 15:30:28,935 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-10 15:30:28,935 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-10 15:30:28,936 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-10 15:30:28,936 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-10 15:30:28,936 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-10 15:30:28,937 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-10 15:30:28,938 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-10 15:30:28,938 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-10 15:30:28,938 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-10 15:30:28,938 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-10 15:30:28,939 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-10 15:30:28,939 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-10 15:30:28,939 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-10 15:30:28,939 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-10 15:30:28,939 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-07-10 15:30:29,240 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-10 15:30:29,261 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-10 15:30:29,265 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-10 15:30:29,267 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-10 15:30:29,267 INFO L275 PluginConnector]: CDTParser initialized [2020-07-10 15:30:29,268 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/systemc/pc_sfifo_2.cil-2.c [2020-07-10 15:30:29,356 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ab1f34b8c/2acce909a818440ab066c2233e0ede64/FLAGb435f8ce8 [2020-07-10 15:30:29,923 INFO L306 CDTParser]: Found 1 translation units. [2020-07-10 15:30:29,924 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/systemc/pc_sfifo_2.cil-2.c [2020-07-10 15:30:29,935 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ab1f34b8c/2acce909a818440ab066c2233e0ede64/FLAGb435f8ce8 [2020-07-10 15:30:30,203 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ab1f34b8c/2acce909a818440ab066c2233e0ede64 [2020-07-10 15:30:30,211 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-10 15:30:30,212 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-10 15:30:30,213 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-10 15:30:30,214 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-10 15:30:30,217 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-10 15:30:30,219 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.07 03:30:30" (1/1) ... [2020-07-10 15:30:30,222 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6d97880d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 03:30:30, skipping insertion in model container [2020-07-10 15:30:30,222 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.07 03:30:30" (1/1) ... [2020-07-10 15:30:30,229 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-10 15:30:30,277 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-10 15:30:30,517 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-10 15:30:30,523 INFO L203 MainTranslator]: Completed pre-run [2020-07-10 15:30:30,569 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-10 15:30:30,590 INFO L208 MainTranslator]: Completed translation [2020-07-10 15:30:30,590 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 03:30:30 WrapperNode [2020-07-10 15:30:30,591 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-10 15:30:30,591 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-10 15:30:30,592 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-10 15:30:30,592 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-10 15:30:30,688 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 03:30:30" (1/1) ... [2020-07-10 15:30:30,694 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 03:30:30" (1/1) ... [2020-07-10 15:30:30,702 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 03:30:30" (1/1) ... [2020-07-10 15:30:30,702 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 03:30:30" (1/1) ... [2020-07-10 15:30:30,717 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 03:30:30" (1/1) ... [2020-07-10 15:30:30,732 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 03:30:30" (1/1) ... [2020-07-10 15:30:30,734 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 03:30:30" (1/1) ... [2020-07-10 15:30:30,739 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-10 15:30:30,740 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-10 15:30:30,740 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-10 15:30:30,740 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-10 15:30:30,742 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 03:30:30" (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 [2020-07-10 15:30:30,811 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-10 15:30:30,812 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-10 15:30:30,812 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2020-07-10 15:30:30,812 INFO L138 BoogieDeclarations]: Found implementation of procedure update_fifo_q [2020-07-10 15:30:30,812 INFO L138 BoogieDeclarations]: Found implementation of procedure is_do_write_p_triggered [2020-07-10 15:30:30,812 INFO L138 BoogieDeclarations]: Found implementation of procedure is_do_read_c_triggered [2020-07-10 15:30:30,813 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify_threads [2020-07-10 15:30:30,813 INFO L138 BoogieDeclarations]: Found implementation of procedure do_write_p [2020-07-10 15:30:30,813 INFO L138 BoogieDeclarations]: Found implementation of procedure do_read_c [2020-07-10 15:30:30,813 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2020-07-10 15:30:30,813 INFO L138 BoogieDeclarations]: Found implementation of procedure init_threads [2020-07-10 15:30:30,813 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2020-07-10 15:30:30,814 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2020-07-10 15:30:30,814 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2020-07-10 15:30:30,814 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2020-07-10 15:30:30,814 INFO L138 BoogieDeclarations]: Found implementation of procedure eval [2020-07-10 15:30:30,814 INFO L138 BoogieDeclarations]: Found implementation of procedure stop_simulation [2020-07-10 15:30:30,815 INFO L138 BoogieDeclarations]: Found implementation of procedure start_simulation [2020-07-10 15:30:30,815 INFO L138 BoogieDeclarations]: Found implementation of procedure init_model [2020-07-10 15:30:30,815 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-10 15:30:30,815 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-10 15:30:30,815 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-10 15:30:30,815 INFO L130 BoogieDeclarations]: Found specification of procedure error [2020-07-10 15:30:30,816 INFO L130 BoogieDeclarations]: Found specification of procedure update_fifo_q [2020-07-10 15:30:30,816 INFO L130 BoogieDeclarations]: Found specification of procedure is_do_write_p_triggered [2020-07-10 15:30:30,816 INFO L130 BoogieDeclarations]: Found specification of procedure is_do_read_c_triggered [2020-07-10 15:30:30,816 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify_threads [2020-07-10 15:30:30,816 INFO L130 BoogieDeclarations]: Found specification of procedure do_write_p [2020-07-10 15:30:30,816 INFO L130 BoogieDeclarations]: Found specification of procedure do_read_c [2020-07-10 15:30:30,817 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2020-07-10 15:30:30,817 INFO L130 BoogieDeclarations]: Found specification of procedure init_threads [2020-07-10 15:30:30,817 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2020-07-10 15:30:30,817 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2020-07-10 15:30:30,817 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2020-07-10 15:30:30,817 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2020-07-10 15:30:30,818 INFO L130 BoogieDeclarations]: Found specification of procedure eval [2020-07-10 15:30:30,818 INFO L130 BoogieDeclarations]: Found specification of procedure stop_simulation [2020-07-10 15:30:30,818 INFO L130 BoogieDeclarations]: Found specification of procedure start_simulation [2020-07-10 15:30:30,818 INFO L130 BoogieDeclarations]: Found specification of procedure init_model [2020-07-10 15:30:30,818 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-10 15:30:30,818 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-10 15:30:30,819 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-10 15:30:31,548 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-10 15:30:31,548 INFO L295 CfgBuilder]: Removed 4 assume(true) statements. [2020-07-10 15:30:31,555 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.07 03:30:31 BoogieIcfgContainer [2020-07-10 15:30:31,555 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-10 15:30:31,556 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-10 15:30:31,556 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-10 15:30:31,560 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-10 15:30:31,561 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.07 03:30:30" (1/3) ... [2020-07-10 15:30:31,562 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7dbc757f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.07 03:30:31, skipping insertion in model container [2020-07-10 15:30:31,562 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 03:30:30" (2/3) ... [2020-07-10 15:30:31,563 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7dbc757f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.07 03:30:31, skipping insertion in model container [2020-07-10 15:30:31,563 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.07 03:30:31" (3/3) ... [2020-07-10 15:30:31,565 INFO L109 eAbstractionObserver]: Analyzing ICFG pc_sfifo_2.cil-2.c [2020-07-10 15:30:31,576 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-07-10 15:30:31,586 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-10 15:30:31,603 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-10 15:30:31,633 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-10 15:30:31,633 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-10 15:30:31,633 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-07-10 15:30:31,634 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-10 15:30:31,634 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-10 15:30:31,634 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-10 15:30:31,635 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-10 15:30:31,635 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-10 15:30:31,661 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states. [2020-07-10 15:30:31,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2020-07-10 15:30:31,673 INFO L414 BasicCegarLoop]: Found error trace [2020-07-10 15:30:31,674 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] [2020-07-10 15:30:31,675 INFO L427 AbstractCegarLoop]: === Iteration 1 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-10 15:30:31,681 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-10 15:30:31,682 INFO L82 PathProgramCache]: Analyzing trace with hash 742963907, now seen corresponding path program 1 times [2020-07-10 15:30:31,694 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-10 15:30:31,695 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [339000387] [2020-07-10 15:30:31,696 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-10 15:30:31,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 15:30:32,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 15:30:32,202 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 [2020-07-10 15:30:32,203 INFO L280 TraceCheckUtils]: 1: Hoare triple {141#true} assume true; {141#true} is VALID [2020-07-10 15:30:32,205 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {141#true} {141#true} #381#return; {141#true} is VALID [2020-07-10 15:30:32,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 15:30:32,301 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 [2020-07-10 15:30:32,302 INFO L280 TraceCheckUtils]: 1: Hoare triple {193#(<= 2 ~q_read_ev~0)} assume true; {193#(<= 2 ~q_read_ev~0)} is VALID [2020-07-10 15:30:32,304 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 [2020-07-10 15:30:32,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 15:30:32,348 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 [2020-07-10 15:30:32,349 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 [2020-07-10 15:30:32,351 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 [2020-07-10 15:30:32,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 15:30:32,380 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 [2020-07-10 15:30:32,380 INFO L280 TraceCheckUtils]: 1: Hoare triple {141#true} assume 1 == ~c_dr_i~0;~c_dr_st~0 := 0; {141#true} is VALID [2020-07-10 15:30:32,381 INFO L280 TraceCheckUtils]: 2: Hoare triple {141#true} assume true; {141#true} is VALID [2020-07-10 15:30:32,382 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 [2020-07-10 15:30:32,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 15:30:32,424 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 [2020-07-10 15:30:32,425 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 [2020-07-10 15:30:32,426 INFO L280 TraceCheckUtils]: 2: Hoare triple {198#(= |old(~q_read_ev~0)| 0)} assume true; {198#(= |old(~q_read_ev~0)| 0)} is VALID [2020-07-10 15:30:32,427 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 [2020-07-10 15:30:32,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 15:30:32,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 15:30:32,445 INFO L280 TraceCheckUtils]: 0: Hoare triple {141#true} havoc ~__retres1~0; {141#true} is VALID [2020-07-10 15:30:32,446 INFO L280 TraceCheckUtils]: 1: Hoare triple {141#true} assume !(1 == ~p_dw_pc~0); {141#true} is VALID [2020-07-10 15:30:32,446 INFO L280 TraceCheckUtils]: 2: Hoare triple {141#true} ~__retres1~0 := 0; {141#true} is VALID [2020-07-10 15:30:32,447 INFO L280 TraceCheckUtils]: 3: Hoare triple {141#true} #res := ~__retres1~0; {141#true} is VALID [2020-07-10 15:30:32,447 INFO L280 TraceCheckUtils]: 4: Hoare triple {141#true} assume true; {141#true} is VALID [2020-07-10 15:30:32,448 INFO L275 TraceCheckUtils]: 5: Hoare quadruple {141#true} {141#true} #335#return; {141#true} is VALID [2020-07-10 15:30:32,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 15:30:32,453 INFO L280 TraceCheckUtils]: 0: Hoare triple {141#true} havoc ~__retres1~1; {141#true} is VALID [2020-07-10 15:30:32,454 INFO L280 TraceCheckUtils]: 1: Hoare triple {141#true} assume 1 == ~c_dr_pc~0; {141#true} is VALID [2020-07-10 15:30:32,454 INFO L280 TraceCheckUtils]: 2: Hoare triple {141#true} assume 1 == ~q_write_ev~0;~__retres1~1 := 1; {141#true} is VALID [2020-07-10 15:30:32,455 INFO L280 TraceCheckUtils]: 3: Hoare triple {141#true} #res := ~__retres1~1; {141#true} is VALID [2020-07-10 15:30:32,455 INFO L280 TraceCheckUtils]: 4: Hoare triple {141#true} assume true; {141#true} is VALID [2020-07-10 15:30:32,456 INFO L275 TraceCheckUtils]: 5: Hoare quadruple {141#true} {141#true} #337#return; {141#true} is VALID [2020-07-10 15:30:32,456 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 [2020-07-10 15:30:32,457 INFO L263 TraceCheckUtils]: 1: Hoare triple {141#true} call #t~ret3 := is_do_write_p_triggered(); {141#true} is VALID [2020-07-10 15:30:32,457 INFO L280 TraceCheckUtils]: 2: Hoare triple {141#true} havoc ~__retres1~0; {141#true} is VALID [2020-07-10 15:30:32,458 INFO L280 TraceCheckUtils]: 3: Hoare triple {141#true} assume !(1 == ~p_dw_pc~0); {141#true} is VALID [2020-07-10 15:30:32,458 INFO L280 TraceCheckUtils]: 4: Hoare triple {141#true} ~__retres1~0 := 0; {141#true} is VALID [2020-07-10 15:30:32,458 INFO L280 TraceCheckUtils]: 5: Hoare triple {141#true} #res := ~__retres1~0; {141#true} is VALID [2020-07-10 15:30:32,459 INFO L280 TraceCheckUtils]: 6: Hoare triple {141#true} assume true; {141#true} is VALID [2020-07-10 15:30:32,459 INFO L275 TraceCheckUtils]: 7: Hoare quadruple {141#true} {141#true} #335#return; {141#true} is VALID [2020-07-10 15:30:32,460 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 [2020-07-10 15:30:32,460 INFO L280 TraceCheckUtils]: 9: Hoare triple {141#true} assume 0 != ~tmp~1;~p_dw_st~0 := 0; {141#true} is VALID [2020-07-10 15:30:32,460 INFO L263 TraceCheckUtils]: 10: Hoare triple {141#true} call #t~ret4 := is_do_read_c_triggered(); {141#true} is VALID [2020-07-10 15:30:32,461 INFO L280 TraceCheckUtils]: 11: Hoare triple {141#true} havoc ~__retres1~1; {141#true} is VALID [2020-07-10 15:30:32,461 INFO L280 TraceCheckUtils]: 12: Hoare triple {141#true} assume 1 == ~c_dr_pc~0; {141#true} is VALID [2020-07-10 15:30:32,461 INFO L280 TraceCheckUtils]: 13: Hoare triple {141#true} assume 1 == ~q_write_ev~0;~__retres1~1 := 1; {141#true} is VALID [2020-07-10 15:30:32,462 INFO L280 TraceCheckUtils]: 14: Hoare triple {141#true} #res := ~__retres1~1; {141#true} is VALID [2020-07-10 15:30:32,462 INFO L280 TraceCheckUtils]: 15: Hoare triple {141#true} assume true; {141#true} is VALID [2020-07-10 15:30:32,463 INFO L275 TraceCheckUtils]: 16: Hoare quadruple {141#true} {141#true} #337#return; {141#true} is VALID [2020-07-10 15:30:32,463 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 [2020-07-10 15:30:32,464 INFO L280 TraceCheckUtils]: 18: Hoare triple {141#true} assume 0 != ~tmp___0~1;~c_dr_st~0 := 0; {141#true} is VALID [2020-07-10 15:30:32,464 INFO L280 TraceCheckUtils]: 19: Hoare triple {141#true} assume true; {141#true} is VALID [2020-07-10 15:30:32,464 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {141#true} {142#false} #365#return; {142#false} is VALID [2020-07-10 15:30:32,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 15:30:32,474 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 [2020-07-10 15:30:32,474 INFO L280 TraceCheckUtils]: 1: Hoare triple {141#true} assume 1 == ~q_write_ev~0;~q_write_ev~0 := 2; {141#true} is VALID [2020-07-10 15:30:32,475 INFO L280 TraceCheckUtils]: 2: Hoare triple {141#true} assume true; {141#true} is VALID [2020-07-10 15:30:32,475 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {141#true} {142#false} #367#return; {142#false} is VALID [2020-07-10 15:30:32,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 15:30:32,482 INFO L280 TraceCheckUtils]: 0: Hoare triple {141#true} havoc ~__retres1~2; {141#true} is VALID [2020-07-10 15:30:32,483 INFO L280 TraceCheckUtils]: 1: Hoare triple {141#true} assume 0 == ~p_dw_st~0;~__retres1~2 := 1; {141#true} is VALID [2020-07-10 15:30:32,483 INFO L280 TraceCheckUtils]: 2: Hoare triple {141#true} #res := ~__retres1~2; {141#true} is VALID [2020-07-10 15:30:32,483 INFO L280 TraceCheckUtils]: 3: Hoare triple {141#true} assume true; {141#true} is VALID [2020-07-10 15:30:32,484 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {141#true} {142#false} #347#return; {142#false} is VALID [2020-07-10 15:30:32,487 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 [2020-07-10 15:30:32,487 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 [2020-07-10 15:30:32,487 INFO L280 TraceCheckUtils]: 2: Hoare triple {141#true} assume true; {141#true} is VALID [2020-07-10 15:30:32,488 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {141#true} {141#true} #381#return; {141#true} is VALID [2020-07-10 15:30:32,488 INFO L263 TraceCheckUtils]: 4: Hoare triple {141#true} call #t~ret10 := main(); {141#true} is VALID [2020-07-10 15:30:32,489 INFO L280 TraceCheckUtils]: 5: Hoare triple {141#true} havoc ~__retres1~3; {141#true} is VALID [2020-07-10 15:30:32,491 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 [2020-07-10 15:30:32,492 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 [2020-07-10 15:30:32,493 INFO L280 TraceCheckUtils]: 8: Hoare triple {193#(<= 2 ~q_read_ev~0)} assume true; {193#(<= 2 ~q_read_ev~0)} is VALID [2020-07-10 15:30:32,495 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 [2020-07-10 15:30:32,496 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 [2020-07-10 15:30:32,497 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 [2020-07-10 15:30:32,498 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 [2020-07-10 15:30:32,499 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 [2020-07-10 15:30:32,500 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 [2020-07-10 15:30:32,501 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 [2020-07-10 15:30:32,503 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 [2020-07-10 15:30:32,503 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 [2020-07-10 15:30:32,504 INFO L280 TraceCheckUtils]: 18: Hoare triple {141#true} assume 1 == ~c_dr_i~0;~c_dr_st~0 := 0; {141#true} is VALID [2020-07-10 15:30:32,504 INFO L280 TraceCheckUtils]: 19: Hoare triple {141#true} assume true; {141#true} is VALID [2020-07-10 15:30:32,505 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 [2020-07-10 15:30:32,506 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 [2020-07-10 15:30:32,507 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 [2020-07-10 15:30:32,508 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 [2020-07-10 15:30:32,508 INFO L280 TraceCheckUtils]: 24: Hoare triple {198#(= |old(~q_read_ev~0)| 0)} assume true; {198#(= |old(~q_read_ev~0)| 0)} is VALID [2020-07-10 15:30:32,509 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 [2020-07-10 15:30:32,510 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 [2020-07-10 15:30:32,510 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 [2020-07-10 15:30:32,510 INFO L263 TraceCheckUtils]: 28: Hoare triple {141#true} call #t~ret3 := is_do_write_p_triggered(); {141#true} is VALID [2020-07-10 15:30:32,511 INFO L280 TraceCheckUtils]: 29: Hoare triple {141#true} havoc ~__retres1~0; {141#true} is VALID [2020-07-10 15:30:32,511 INFO L280 TraceCheckUtils]: 30: Hoare triple {141#true} assume !(1 == ~p_dw_pc~0); {141#true} is VALID [2020-07-10 15:30:32,511 INFO L280 TraceCheckUtils]: 31: Hoare triple {141#true} ~__retres1~0 := 0; {141#true} is VALID [2020-07-10 15:30:32,512 INFO L280 TraceCheckUtils]: 32: Hoare triple {141#true} #res := ~__retres1~0; {141#true} is VALID [2020-07-10 15:30:32,512 INFO L280 TraceCheckUtils]: 33: Hoare triple {141#true} assume true; {141#true} is VALID [2020-07-10 15:30:32,512 INFO L275 TraceCheckUtils]: 34: Hoare quadruple {141#true} {141#true} #335#return; {141#true} is VALID [2020-07-10 15:30:32,513 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 [2020-07-10 15:30:32,513 INFO L280 TraceCheckUtils]: 36: Hoare triple {141#true} assume 0 != ~tmp~1;~p_dw_st~0 := 0; {141#true} is VALID [2020-07-10 15:30:32,513 INFO L263 TraceCheckUtils]: 37: Hoare triple {141#true} call #t~ret4 := is_do_read_c_triggered(); {141#true} is VALID [2020-07-10 15:30:32,514 INFO L280 TraceCheckUtils]: 38: Hoare triple {141#true} havoc ~__retres1~1; {141#true} is VALID [2020-07-10 15:30:32,514 INFO L280 TraceCheckUtils]: 39: Hoare triple {141#true} assume 1 == ~c_dr_pc~0; {141#true} is VALID [2020-07-10 15:30:32,514 INFO L280 TraceCheckUtils]: 40: Hoare triple {141#true} assume 1 == ~q_write_ev~0;~__retres1~1 := 1; {141#true} is VALID [2020-07-10 15:30:32,514 INFO L280 TraceCheckUtils]: 41: Hoare triple {141#true} #res := ~__retres1~1; {141#true} is VALID [2020-07-10 15:30:32,515 INFO L280 TraceCheckUtils]: 42: Hoare triple {141#true} assume true; {141#true} is VALID [2020-07-10 15:30:32,515 INFO L275 TraceCheckUtils]: 43: Hoare quadruple {141#true} {141#true} #337#return; {141#true} is VALID [2020-07-10 15:30:32,515 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 [2020-07-10 15:30:32,516 INFO L280 TraceCheckUtils]: 45: Hoare triple {141#true} assume 0 != ~tmp___0~1;~c_dr_st~0 := 0; {141#true} is VALID [2020-07-10 15:30:32,516 INFO L280 TraceCheckUtils]: 46: Hoare triple {141#true} assume true; {141#true} is VALID [2020-07-10 15:30:32,516 INFO L275 TraceCheckUtils]: 47: Hoare quadruple {141#true} {142#false} #365#return; {142#false} is VALID [2020-07-10 15:30:32,517 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 [2020-07-10 15:30:32,517 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 [2020-07-10 15:30:32,517 INFO L280 TraceCheckUtils]: 50: Hoare triple {141#true} assume 1 == ~q_write_ev~0;~q_write_ev~0 := 2; {141#true} is VALID [2020-07-10 15:30:32,518 INFO L280 TraceCheckUtils]: 51: Hoare triple {141#true} assume true; {141#true} is VALID [2020-07-10 15:30:32,518 INFO L275 TraceCheckUtils]: 52: Hoare quadruple {141#true} {142#false} #367#return; {142#false} is VALID [2020-07-10 15:30:32,518 INFO L280 TraceCheckUtils]: 53: Hoare triple {142#false} assume !false; {142#false} is VALID [2020-07-10 15:30:32,519 INFO L280 TraceCheckUtils]: 54: Hoare triple {142#false} ~kernel_st~0 := 1; {142#false} is VALID [2020-07-10 15:30:32,519 INFO L263 TraceCheckUtils]: 55: Hoare triple {142#false} call eval(); {142#false} is VALID [2020-07-10 15:30:32,519 INFO L280 TraceCheckUtils]: 56: Hoare triple {142#false} havoc ~tmp~2;havoc ~tmp___0~2;havoc ~tmp___1~0; {142#false} is VALID [2020-07-10 15:30:32,519 INFO L280 TraceCheckUtils]: 57: Hoare triple {142#false} assume !false; {142#false} is VALID [2020-07-10 15:30:32,520 INFO L263 TraceCheckUtils]: 58: Hoare triple {142#false} call #t~ret5 := exists_runnable_thread(); {141#true} is VALID [2020-07-10 15:30:32,520 INFO L280 TraceCheckUtils]: 59: Hoare triple {141#true} havoc ~__retres1~2; {141#true} is VALID [2020-07-10 15:30:32,521 INFO L280 TraceCheckUtils]: 60: Hoare triple {141#true} assume 0 == ~p_dw_st~0;~__retres1~2 := 1; {141#true} is VALID [2020-07-10 15:30:32,521 INFO L280 TraceCheckUtils]: 61: Hoare triple {141#true} #res := ~__retres1~2; {141#true} is VALID [2020-07-10 15:30:32,521 INFO L280 TraceCheckUtils]: 62: Hoare triple {141#true} assume true; {141#true} is VALID [2020-07-10 15:30:32,521 INFO L275 TraceCheckUtils]: 63: Hoare quadruple {141#true} {142#false} #347#return; {142#false} is VALID [2020-07-10 15:30:32,522 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 [2020-07-10 15:30:32,522 INFO L280 TraceCheckUtils]: 65: Hoare triple {142#false} assume 0 != ~tmp___1~0; {142#false} is VALID [2020-07-10 15:30:32,523 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 [2020-07-10 15:30:32,523 INFO L280 TraceCheckUtils]: 67: Hoare triple {142#false} assume !(0 != ~tmp~2); {142#false} is VALID [2020-07-10 15:30:32,523 INFO L263 TraceCheckUtils]: 68: Hoare triple {142#false} call error(); {142#false} is VALID [2020-07-10 15:30:32,524 INFO L280 TraceCheckUtils]: 69: Hoare triple {142#false} assume !false; {142#false} is VALID [2020-07-10 15:30:32,546 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-10 15:30:32,547 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [339000387] [2020-07-10 15:30:32,548 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-10 15:30:32,548 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-07-10 15:30:32,549 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [843297634] [2020-07-10 15:30:32,556 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 70 [2020-07-10 15:30:32,559 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-10 15:30:32,563 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 11 states. [2020-07-10 15:30:32,662 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 70 edges. 70 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 15:30:32,663 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-07-10 15:30:32,663 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-10 15:30:32,673 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-07-10 15:30:32,674 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=80, Unknown=0, NotChecked=0, Total=110 [2020-07-10 15:30:32,677 INFO L87 Difference]: Start difference. First operand 138 states. Second operand 11 states. [2020-07-10 15:30:43,713 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 15:30:43,713 INFO L93 Difference]: Finished difference Result 555 states and 925 transitions. [2020-07-10 15:30:43,713 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2020-07-10 15:30:43,714 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 70 [2020-07-10 15:30:43,714 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-10 15:30:43,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2020-07-10 15:30:43,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 25 states and 925 transitions. [2020-07-10 15:30:43,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2020-07-10 15:30:43,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 25 states and 925 transitions. [2020-07-10 15:30:43,793 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 25 states and 925 transitions. [2020-07-10 15:30:45,414 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 925 edges. 925 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 15:30:45,503 INFO L225 Difference]: With dead ends: 555 [2020-07-10 15:30:45,503 INFO L226 Difference]: Without dead ends: 419 [2020-07-10 15:30:45,522 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 [2020-07-10 15:30:45,546 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 419 states. [2020-07-10 15:30:46,311 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 419 to 240. [2020-07-10 15:30:46,312 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-10 15:30:46,312 INFO L82 GeneralOperation]: Start isEquivalent. First operand 419 states. Second operand 240 states. [2020-07-10 15:30:46,313 INFO L74 IsIncluded]: Start isIncluded. First operand 419 states. Second operand 240 states. [2020-07-10 15:30:46,313 INFO L87 Difference]: Start difference. First operand 419 states. Second operand 240 states. [2020-07-10 15:30:46,349 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 15:30:46,349 INFO L93 Difference]: Finished difference Result 419 states and 636 transitions. [2020-07-10 15:30:46,350 INFO L276 IsEmpty]: Start isEmpty. Operand 419 states and 636 transitions. [2020-07-10 15:30:46,358 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 15:30:46,359 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 15:30:46,359 INFO L74 IsIncluded]: Start isIncluded. First operand 240 states. Second operand 419 states. [2020-07-10 15:30:46,359 INFO L87 Difference]: Start difference. First operand 240 states. Second operand 419 states. [2020-07-10 15:30:46,391 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 15:30:46,391 INFO L93 Difference]: Finished difference Result 419 states and 636 transitions. [2020-07-10 15:30:46,392 INFO L276 IsEmpty]: Start isEmpty. Operand 419 states and 636 transitions. [2020-07-10 15:30:46,396 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 15:30:46,396 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 15:30:46,396 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-10 15:30:46,397 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-10 15:30:46,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 240 states. [2020-07-10 15:30:46,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 240 states and 315 transitions. [2020-07-10 15:30:46,411 INFO L78 Accepts]: Start accepts. Automaton has 240 states and 315 transitions. Word has length 70 [2020-07-10 15:30:46,412 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-10 15:30:46,412 INFO L479 AbstractCegarLoop]: Abstraction has 240 states and 315 transitions. [2020-07-10 15:30:46,412 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-07-10 15:30:46,413 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 315 transitions. [2020-07-10 15:30:46,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2020-07-10 15:30:46,415 INFO L414 BasicCegarLoop]: Found error trace [2020-07-10 15:30:46,415 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] [2020-07-10 15:30:46,416 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-07-10 15:30:46,416 INFO L427 AbstractCegarLoop]: === Iteration 2 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-10 15:30:46,416 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-10 15:30:46,416 INFO L82 PathProgramCache]: Analyzing trace with hash -1190139517, now seen corresponding path program 1 times [2020-07-10 15:30:46,417 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-10 15:30:46,417 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [136677609] [2020-07-10 15:30:46,417 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-10 15:30:46,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 15:30:46,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 15:30:46,562 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 [2020-07-10 15:30:46,563 INFO L280 TraceCheckUtils]: 1: Hoare triple {2229#true} assume true; {2229#true} is VALID [2020-07-10 15:30:46,563 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {2229#true} {2229#true} #381#return; {2229#true} is VALID [2020-07-10 15:30:46,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 15:30:46,625 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 [2020-07-10 15:30:46,626 INFO L280 TraceCheckUtils]: 1: Hoare triple {2281#(<= 2 ~q_write_ev~0)} assume true; {2281#(<= 2 ~q_write_ev~0)} is VALID [2020-07-10 15:30:46,626 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 [2020-07-10 15:30:46,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 15:30:46,660 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 [2020-07-10 15:30:46,666 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 [2020-07-10 15:30:46,668 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 [2020-07-10 15:30:46,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 15:30:46,693 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 [2020-07-10 15:30:46,693 INFO L280 TraceCheckUtils]: 1: Hoare triple {2229#true} assume 1 == ~c_dr_i~0;~c_dr_st~0 := 0; {2229#true} is VALID [2020-07-10 15:30:46,694 INFO L280 TraceCheckUtils]: 2: Hoare triple {2229#true} assume true; {2229#true} is VALID [2020-07-10 15:30:46,696 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 [2020-07-10 15:30:46,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 15:30:46,733 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 [2020-07-10 15:30:46,734 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 [2020-07-10 15:30:46,735 INFO L280 TraceCheckUtils]: 2: Hoare triple {2286#(= 0 |old(~q_write_ev~0)|)} assume true; {2286#(= 0 |old(~q_write_ev~0)|)} is VALID [2020-07-10 15:30:46,735 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 [2020-07-10 15:30:46,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 15:30:46,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 15:30:46,749 INFO L280 TraceCheckUtils]: 0: Hoare triple {2229#true} havoc ~__retres1~0; {2229#true} is VALID [2020-07-10 15:30:46,749 INFO L280 TraceCheckUtils]: 1: Hoare triple {2229#true} assume !(1 == ~p_dw_pc~0); {2229#true} is VALID [2020-07-10 15:30:46,750 INFO L280 TraceCheckUtils]: 2: Hoare triple {2229#true} ~__retres1~0 := 0; {2229#true} is VALID [2020-07-10 15:30:46,750 INFO L280 TraceCheckUtils]: 3: Hoare triple {2229#true} #res := ~__retres1~0; {2229#true} is VALID [2020-07-10 15:30:46,750 INFO L280 TraceCheckUtils]: 4: Hoare triple {2229#true} assume true; {2229#true} is VALID [2020-07-10 15:30:46,750 INFO L275 TraceCheckUtils]: 5: Hoare quadruple {2229#true} {2229#true} #335#return; {2229#true} is VALID [2020-07-10 15:30:46,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 15:30:46,767 INFO L280 TraceCheckUtils]: 0: Hoare triple {2229#true} havoc ~__retres1~1; {2229#true} is VALID [2020-07-10 15:30:46,767 INFO L280 TraceCheckUtils]: 1: Hoare triple {2229#true} assume 1 == ~c_dr_pc~0; {2229#true} is VALID [2020-07-10 15:30:46,767 INFO L280 TraceCheckUtils]: 2: Hoare triple {2229#true} assume 1 == ~q_write_ev~0;~__retres1~1 := 1; {2229#true} is VALID [2020-07-10 15:30:46,768 INFO L280 TraceCheckUtils]: 3: Hoare triple {2229#true} #res := ~__retres1~1; {2229#true} is VALID [2020-07-10 15:30:46,768 INFO L280 TraceCheckUtils]: 4: Hoare triple {2229#true} assume true; {2229#true} is VALID [2020-07-10 15:30:46,768 INFO L275 TraceCheckUtils]: 5: Hoare quadruple {2229#true} {2229#true} #337#return; {2229#true} is VALID [2020-07-10 15:30:46,769 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 [2020-07-10 15:30:46,769 INFO L263 TraceCheckUtils]: 1: Hoare triple {2229#true} call #t~ret3 := is_do_write_p_triggered(); {2229#true} is VALID [2020-07-10 15:30:46,769 INFO L280 TraceCheckUtils]: 2: Hoare triple {2229#true} havoc ~__retres1~0; {2229#true} is VALID [2020-07-10 15:30:46,769 INFO L280 TraceCheckUtils]: 3: Hoare triple {2229#true} assume !(1 == ~p_dw_pc~0); {2229#true} is VALID [2020-07-10 15:30:46,770 INFO L280 TraceCheckUtils]: 4: Hoare triple {2229#true} ~__retres1~0 := 0; {2229#true} is VALID [2020-07-10 15:30:46,770 INFO L280 TraceCheckUtils]: 5: Hoare triple {2229#true} #res := ~__retres1~0; {2229#true} is VALID [2020-07-10 15:30:46,770 INFO L280 TraceCheckUtils]: 6: Hoare triple {2229#true} assume true; {2229#true} is VALID [2020-07-10 15:30:46,770 INFO L275 TraceCheckUtils]: 7: Hoare quadruple {2229#true} {2229#true} #335#return; {2229#true} is VALID [2020-07-10 15:30:46,771 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 [2020-07-10 15:30:46,771 INFO L280 TraceCheckUtils]: 9: Hoare triple {2229#true} assume 0 != ~tmp~1;~p_dw_st~0 := 0; {2229#true} is VALID [2020-07-10 15:30:46,771 INFO L263 TraceCheckUtils]: 10: Hoare triple {2229#true} call #t~ret4 := is_do_read_c_triggered(); {2229#true} is VALID [2020-07-10 15:30:46,771 INFO L280 TraceCheckUtils]: 11: Hoare triple {2229#true} havoc ~__retres1~1; {2229#true} is VALID [2020-07-10 15:30:46,772 INFO L280 TraceCheckUtils]: 12: Hoare triple {2229#true} assume 1 == ~c_dr_pc~0; {2229#true} is VALID [2020-07-10 15:30:46,772 INFO L280 TraceCheckUtils]: 13: Hoare triple {2229#true} assume 1 == ~q_write_ev~0;~__retres1~1 := 1; {2229#true} is VALID [2020-07-10 15:30:46,772 INFO L280 TraceCheckUtils]: 14: Hoare triple {2229#true} #res := ~__retres1~1; {2229#true} is VALID [2020-07-10 15:30:46,772 INFO L280 TraceCheckUtils]: 15: Hoare triple {2229#true} assume true; {2229#true} is VALID [2020-07-10 15:30:46,773 INFO L275 TraceCheckUtils]: 16: Hoare quadruple {2229#true} {2229#true} #337#return; {2229#true} is VALID [2020-07-10 15:30:46,773 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 [2020-07-10 15:30:46,773 INFO L280 TraceCheckUtils]: 18: Hoare triple {2229#true} assume 0 != ~tmp___0~1;~c_dr_st~0 := 0; {2229#true} is VALID [2020-07-10 15:30:46,773 INFO L280 TraceCheckUtils]: 19: Hoare triple {2229#true} assume true; {2229#true} is VALID [2020-07-10 15:30:46,774 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {2229#true} {2230#false} #365#return; {2230#false} is VALID [2020-07-10 15:30:46,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 15:30:46,781 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 [2020-07-10 15:30:46,781 INFO L280 TraceCheckUtils]: 1: Hoare triple {2229#true} assume 1 == ~q_write_ev~0;~q_write_ev~0 := 2; {2229#true} is VALID [2020-07-10 15:30:46,782 INFO L280 TraceCheckUtils]: 2: Hoare triple {2229#true} assume true; {2229#true} is VALID [2020-07-10 15:30:46,782 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {2229#true} {2230#false} #367#return; {2230#false} is VALID [2020-07-10 15:30:46,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 15:30:46,787 INFO L280 TraceCheckUtils]: 0: Hoare triple {2229#true} havoc ~__retres1~2; {2229#true} is VALID [2020-07-10 15:30:46,787 INFO L280 TraceCheckUtils]: 1: Hoare triple {2229#true} assume 0 == ~p_dw_st~0;~__retres1~2 := 1; {2229#true} is VALID [2020-07-10 15:30:46,788 INFO L280 TraceCheckUtils]: 2: Hoare triple {2229#true} #res := ~__retres1~2; {2229#true} is VALID [2020-07-10 15:30:46,788 INFO L280 TraceCheckUtils]: 3: Hoare triple {2229#true} assume true; {2229#true} is VALID [2020-07-10 15:30:46,788 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {2229#true} {2230#false} #347#return; {2230#false} is VALID [2020-07-10 15:30:46,790 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 [2020-07-10 15:30:46,791 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 [2020-07-10 15:30:46,791 INFO L280 TraceCheckUtils]: 2: Hoare triple {2229#true} assume true; {2229#true} is VALID [2020-07-10 15:30:46,791 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {2229#true} {2229#true} #381#return; {2229#true} is VALID [2020-07-10 15:30:46,791 INFO L263 TraceCheckUtils]: 4: Hoare triple {2229#true} call #t~ret10 := main(); {2229#true} is VALID [2020-07-10 15:30:46,792 INFO L280 TraceCheckUtils]: 5: Hoare triple {2229#true} havoc ~__retres1~3; {2229#true} is VALID [2020-07-10 15:30:46,793 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 [2020-07-10 15:30:46,794 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 [2020-07-10 15:30:46,795 INFO L280 TraceCheckUtils]: 8: Hoare triple {2281#(<= 2 ~q_write_ev~0)} assume true; {2281#(<= 2 ~q_write_ev~0)} is VALID [2020-07-10 15:30:46,795 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 [2020-07-10 15:30:46,796 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 [2020-07-10 15:30:46,797 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 [2020-07-10 15:30:46,798 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 [2020-07-10 15:30:46,798 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 [2020-07-10 15:30:46,799 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 [2020-07-10 15:30:46,800 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 [2020-07-10 15:30:46,801 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 [2020-07-10 15:30:46,801 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 [2020-07-10 15:30:46,801 INFO L280 TraceCheckUtils]: 18: Hoare triple {2229#true} assume 1 == ~c_dr_i~0;~c_dr_st~0 := 0; {2229#true} is VALID [2020-07-10 15:30:46,801 INFO L280 TraceCheckUtils]: 19: Hoare triple {2229#true} assume true; {2229#true} is VALID [2020-07-10 15:30:46,802 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 [2020-07-10 15:30:46,803 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 [2020-07-10 15:30:46,803 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 [2020-07-10 15:30:46,804 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 [2020-07-10 15:30:46,805 INFO L280 TraceCheckUtils]: 24: Hoare triple {2286#(= 0 |old(~q_write_ev~0)|)} assume true; {2286#(= 0 |old(~q_write_ev~0)|)} is VALID [2020-07-10 15:30:46,806 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 [2020-07-10 15:30:46,806 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 [2020-07-10 15:30:46,806 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 [2020-07-10 15:30:46,806 INFO L263 TraceCheckUtils]: 28: Hoare triple {2229#true} call #t~ret3 := is_do_write_p_triggered(); {2229#true} is VALID [2020-07-10 15:30:46,807 INFO L280 TraceCheckUtils]: 29: Hoare triple {2229#true} havoc ~__retres1~0; {2229#true} is VALID [2020-07-10 15:30:46,807 INFO L280 TraceCheckUtils]: 30: Hoare triple {2229#true} assume !(1 == ~p_dw_pc~0); {2229#true} is VALID [2020-07-10 15:30:46,807 INFO L280 TraceCheckUtils]: 31: Hoare triple {2229#true} ~__retres1~0 := 0; {2229#true} is VALID [2020-07-10 15:30:46,807 INFO L280 TraceCheckUtils]: 32: Hoare triple {2229#true} #res := ~__retres1~0; {2229#true} is VALID [2020-07-10 15:30:46,808 INFO L280 TraceCheckUtils]: 33: Hoare triple {2229#true} assume true; {2229#true} is VALID [2020-07-10 15:30:46,808 INFO L275 TraceCheckUtils]: 34: Hoare quadruple {2229#true} {2229#true} #335#return; {2229#true} is VALID [2020-07-10 15:30:46,808 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 [2020-07-10 15:30:46,808 INFO L280 TraceCheckUtils]: 36: Hoare triple {2229#true} assume 0 != ~tmp~1;~p_dw_st~0 := 0; {2229#true} is VALID [2020-07-10 15:30:46,808 INFO L263 TraceCheckUtils]: 37: Hoare triple {2229#true} call #t~ret4 := is_do_read_c_triggered(); {2229#true} is VALID [2020-07-10 15:30:46,809 INFO L280 TraceCheckUtils]: 38: Hoare triple {2229#true} havoc ~__retres1~1; {2229#true} is VALID [2020-07-10 15:30:46,809 INFO L280 TraceCheckUtils]: 39: Hoare triple {2229#true} assume 1 == ~c_dr_pc~0; {2229#true} is VALID [2020-07-10 15:30:46,809 INFO L280 TraceCheckUtils]: 40: Hoare triple {2229#true} assume 1 == ~q_write_ev~0;~__retres1~1 := 1; {2229#true} is VALID [2020-07-10 15:30:46,809 INFO L280 TraceCheckUtils]: 41: Hoare triple {2229#true} #res := ~__retres1~1; {2229#true} is VALID [2020-07-10 15:30:46,810 INFO L280 TraceCheckUtils]: 42: Hoare triple {2229#true} assume true; {2229#true} is VALID [2020-07-10 15:30:46,810 INFO L275 TraceCheckUtils]: 43: Hoare quadruple {2229#true} {2229#true} #337#return; {2229#true} is VALID [2020-07-10 15:30:46,810 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 [2020-07-10 15:30:46,810 INFO L280 TraceCheckUtils]: 45: Hoare triple {2229#true} assume 0 != ~tmp___0~1;~c_dr_st~0 := 0; {2229#true} is VALID [2020-07-10 15:30:46,811 INFO L280 TraceCheckUtils]: 46: Hoare triple {2229#true} assume true; {2229#true} is VALID [2020-07-10 15:30:46,811 INFO L275 TraceCheckUtils]: 47: Hoare quadruple {2229#true} {2230#false} #365#return; {2230#false} is VALID [2020-07-10 15:30:46,811 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 [2020-07-10 15:30:46,812 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 [2020-07-10 15:30:46,812 INFO L280 TraceCheckUtils]: 50: Hoare triple {2229#true} assume 1 == ~q_write_ev~0;~q_write_ev~0 := 2; {2229#true} is VALID [2020-07-10 15:30:46,812 INFO L280 TraceCheckUtils]: 51: Hoare triple {2229#true} assume true; {2229#true} is VALID [2020-07-10 15:30:46,812 INFO L275 TraceCheckUtils]: 52: Hoare quadruple {2229#true} {2230#false} #367#return; {2230#false} is VALID [2020-07-10 15:30:46,813 INFO L280 TraceCheckUtils]: 53: Hoare triple {2230#false} assume !false; {2230#false} is VALID [2020-07-10 15:30:46,813 INFO L280 TraceCheckUtils]: 54: Hoare triple {2230#false} ~kernel_st~0 := 1; {2230#false} is VALID [2020-07-10 15:30:46,813 INFO L263 TraceCheckUtils]: 55: Hoare triple {2230#false} call eval(); {2230#false} is VALID [2020-07-10 15:30:46,813 INFO L280 TraceCheckUtils]: 56: Hoare triple {2230#false} havoc ~tmp~2;havoc ~tmp___0~2;havoc ~tmp___1~0; {2230#false} is VALID [2020-07-10 15:30:46,814 INFO L280 TraceCheckUtils]: 57: Hoare triple {2230#false} assume !false; {2230#false} is VALID [2020-07-10 15:30:46,814 INFO L263 TraceCheckUtils]: 58: Hoare triple {2230#false} call #t~ret5 := exists_runnable_thread(); {2229#true} is VALID [2020-07-10 15:30:46,814 INFO L280 TraceCheckUtils]: 59: Hoare triple {2229#true} havoc ~__retres1~2; {2229#true} is VALID [2020-07-10 15:30:46,814 INFO L280 TraceCheckUtils]: 60: Hoare triple {2229#true} assume 0 == ~p_dw_st~0;~__retres1~2 := 1; {2229#true} is VALID [2020-07-10 15:30:46,815 INFO L280 TraceCheckUtils]: 61: Hoare triple {2229#true} #res := ~__retres1~2; {2229#true} is VALID [2020-07-10 15:30:46,815 INFO L280 TraceCheckUtils]: 62: Hoare triple {2229#true} assume true; {2229#true} is VALID [2020-07-10 15:30:46,815 INFO L275 TraceCheckUtils]: 63: Hoare quadruple {2229#true} {2230#false} #347#return; {2230#false} is VALID [2020-07-10 15:30:46,815 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 [2020-07-10 15:30:46,816 INFO L280 TraceCheckUtils]: 65: Hoare triple {2230#false} assume 0 != ~tmp___1~0; {2230#false} is VALID [2020-07-10 15:30:46,816 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 [2020-07-10 15:30:46,816 INFO L280 TraceCheckUtils]: 67: Hoare triple {2230#false} assume !(0 != ~tmp~2); {2230#false} is VALID [2020-07-10 15:30:46,816 INFO L263 TraceCheckUtils]: 68: Hoare triple {2230#false} call error(); {2230#false} is VALID [2020-07-10 15:30:46,817 INFO L280 TraceCheckUtils]: 69: Hoare triple {2230#false} assume !false; {2230#false} is VALID [2020-07-10 15:30:46,823 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-10 15:30:46,824 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [136677609] [2020-07-10 15:30:46,824 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-10 15:30:46,824 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-07-10 15:30:46,825 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [384189415] [2020-07-10 15:30:46,828 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 70 [2020-07-10 15:30:46,829 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-10 15:30:46,829 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 11 states. [2020-07-10 15:30:46,900 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 70 edges. 70 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 15:30:46,900 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-07-10 15:30:46,901 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-10 15:30:46,901 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-07-10 15:30:46,902 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=80, Unknown=0, NotChecked=0, Total=110 [2020-07-10 15:30:46,902 INFO L87 Difference]: Start difference. First operand 240 states and 315 transitions. Second operand 11 states. [2020-07-10 15:30:57,947 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 15:30:57,947 INFO L93 Difference]: Finished difference Result 969 states and 1448 transitions. [2020-07-10 15:30:57,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2020-07-10 15:30:57,947 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 70 [2020-07-10 15:30:57,950 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-10 15:30:57,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2020-07-10 15:30:57,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 26 states and 798 transitions. [2020-07-10 15:30:57,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2020-07-10 15:30:58,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 26 states and 798 transitions. [2020-07-10 15:30:58,012 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 26 states and 798 transitions. [2020-07-10 15:30:59,522 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 798 edges. 798 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 15:30:59,597 INFO L225 Difference]: With dead ends: 969 [2020-07-10 15:30:59,598 INFO L226 Difference]: Without dead ends: 754 [2020-07-10 15:30:59,601 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 [2020-07-10 15:30:59,603 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 754 states. [2020-07-10 15:31:01,302 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 754 to 503. [2020-07-10 15:31:01,303 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-10 15:31:01,303 INFO L82 GeneralOperation]: Start isEquivalent. First operand 754 states. Second operand 503 states. [2020-07-10 15:31:01,303 INFO L74 IsIncluded]: Start isIncluded. First operand 754 states. Second operand 503 states. [2020-07-10 15:31:01,303 INFO L87 Difference]: Start difference. First operand 754 states. Second operand 503 states. [2020-07-10 15:31:01,351 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 15:31:01,351 INFO L93 Difference]: Finished difference Result 754 states and 1107 transitions. [2020-07-10 15:31:01,351 INFO L276 IsEmpty]: Start isEmpty. Operand 754 states and 1107 transitions. [2020-07-10 15:31:01,356 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 15:31:01,356 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 15:31:01,356 INFO L74 IsIncluded]: Start isIncluded. First operand 503 states. Second operand 754 states. [2020-07-10 15:31:01,357 INFO L87 Difference]: Start difference. First operand 503 states. Second operand 754 states. [2020-07-10 15:31:01,403 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 15:31:01,404 INFO L93 Difference]: Finished difference Result 754 states and 1107 transitions. [2020-07-10 15:31:01,404 INFO L276 IsEmpty]: Start isEmpty. Operand 754 states and 1107 transitions. [2020-07-10 15:31:01,409 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 15:31:01,409 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 15:31:01,409 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-10 15:31:01,410 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-10 15:31:01,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 503 states. [2020-07-10 15:31:01,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 503 states to 503 states and 670 transitions. [2020-07-10 15:31:01,434 INFO L78 Accepts]: Start accepts. Automaton has 503 states and 670 transitions. Word has length 70 [2020-07-10 15:31:01,434 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-10 15:31:01,434 INFO L479 AbstractCegarLoop]: Abstraction has 503 states and 670 transitions. [2020-07-10 15:31:01,435 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-07-10 15:31:01,435 INFO L276 IsEmpty]: Start isEmpty. Operand 503 states and 670 transitions. [2020-07-10 15:31:01,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2020-07-10 15:31:01,437 INFO L414 BasicCegarLoop]: Found error trace [2020-07-10 15:31:01,438 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] [2020-07-10 15:31:01,438 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-07-10 15:31:01,438 INFO L427 AbstractCegarLoop]: === Iteration 3 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-10 15:31:01,438 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-10 15:31:01,439 INFO L82 PathProgramCache]: Analyzing trace with hash 162619972, now seen corresponding path program 1 times [2020-07-10 15:31:01,439 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-10 15:31:01,439 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [399916913] [2020-07-10 15:31:01,439 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-10 15:31:01,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 15:31:01,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 15:31:01,535 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 [2020-07-10 15:31:01,536 INFO L280 TraceCheckUtils]: 1: Hoare triple {5924#true} assume true; {5924#true} is VALID [2020-07-10 15:31:01,536 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {5924#true} {5924#true} #381#return; {5924#true} is VALID [2020-07-10 15:31:01,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 15:31:01,571 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 [2020-07-10 15:31:01,571 INFO L280 TraceCheckUtils]: 1: Hoare triple {5924#true} assume true; {5924#true} is VALID [2020-07-10 15:31:01,571 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {5924#true} {5924#true} #339#return; {5924#true} is VALID [2020-07-10 15:31:01,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 15:31:01,592 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 [2020-07-10 15:31:01,592 INFO L280 TraceCheckUtils]: 1: Hoare triple {5924#true} assume true; {5924#true} is VALID [2020-07-10 15:31:01,593 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {5924#true} {5924#true} #359#return; {5924#true} is VALID [2020-07-10 15:31:01,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 15:31:01,611 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 [2020-07-10 15:31:01,611 INFO L280 TraceCheckUtils]: 1: Hoare triple {5924#true} assume 1 == ~c_dr_i~0;~c_dr_st~0 := 0; {5924#true} is VALID [2020-07-10 15:31:01,611 INFO L280 TraceCheckUtils]: 2: Hoare triple {5924#true} assume true; {5924#true} is VALID [2020-07-10 15:31:01,612 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {5924#true} {5924#true} #361#return; {5924#true} is VALID [2020-07-10 15:31:01,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 15:31:01,627 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 [2020-07-10 15:31:01,628 INFO L280 TraceCheckUtils]: 1: Hoare triple {5924#true} assume !(0 == ~q_write_ev~0); {5924#true} is VALID [2020-07-10 15:31:01,628 INFO L280 TraceCheckUtils]: 2: Hoare triple {5924#true} assume true; {5924#true} is VALID [2020-07-10 15:31:01,628 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {5924#true} {5924#true} #363#return; {5924#true} is VALID [2020-07-10 15:31:01,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 15:31:01,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 15:31:01,718 INFO L280 TraceCheckUtils]: 0: Hoare triple {5924#true} havoc ~__retres1~0; {5924#true} is VALID [2020-07-10 15:31:01,718 INFO L280 TraceCheckUtils]: 1: Hoare triple {5924#true} assume !(1 == ~p_dw_pc~0); {5924#true} is VALID [2020-07-10 15:31:01,719 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 [2020-07-10 15:31:01,720 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 [2020-07-10 15:31:01,720 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 [2020-07-10 15:31:01,721 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 [2020-07-10 15:31:01,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 15:31:01,727 INFO L280 TraceCheckUtils]: 0: Hoare triple {5924#true} havoc ~__retres1~1; {5924#true} is VALID [2020-07-10 15:31:01,728 INFO L280 TraceCheckUtils]: 1: Hoare triple {5924#true} assume !(1 == ~c_dr_pc~0); {5924#true} is VALID [2020-07-10 15:31:01,728 INFO L280 TraceCheckUtils]: 2: Hoare triple {5924#true} ~__retres1~1 := 0; {5924#true} is VALID [2020-07-10 15:31:01,728 INFO L280 TraceCheckUtils]: 3: Hoare triple {5924#true} #res := ~__retres1~1; {5924#true} is VALID [2020-07-10 15:31:01,728 INFO L280 TraceCheckUtils]: 4: Hoare triple {5924#true} assume true; {5924#true} is VALID [2020-07-10 15:31:01,729 INFO L275 TraceCheckUtils]: 5: Hoare quadruple {5924#true} {5925#false} #337#return; {5925#false} is VALID [2020-07-10 15:31:01,729 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 [2020-07-10 15:31:01,729 INFO L263 TraceCheckUtils]: 1: Hoare triple {5924#true} call #t~ret3 := is_do_write_p_triggered(); {5924#true} is VALID [2020-07-10 15:31:01,729 INFO L280 TraceCheckUtils]: 2: Hoare triple {5924#true} havoc ~__retres1~0; {5924#true} is VALID [2020-07-10 15:31:01,730 INFO L280 TraceCheckUtils]: 3: Hoare triple {5924#true} assume !(1 == ~p_dw_pc~0); {5924#true} is VALID [2020-07-10 15:31:01,733 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 [2020-07-10 15:31:01,734 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 [2020-07-10 15:31:01,734 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 [2020-07-10 15:31:01,735 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 [2020-07-10 15:31:01,736 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 [2020-07-10 15:31:01,736 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 [2020-07-10 15:31:01,736 INFO L263 TraceCheckUtils]: 10: Hoare triple {5925#false} call #t~ret4 := is_do_read_c_triggered(); {5924#true} is VALID [2020-07-10 15:31:01,737 INFO L280 TraceCheckUtils]: 11: Hoare triple {5924#true} havoc ~__retres1~1; {5924#true} is VALID [2020-07-10 15:31:01,737 INFO L280 TraceCheckUtils]: 12: Hoare triple {5924#true} assume !(1 == ~c_dr_pc~0); {5924#true} is VALID [2020-07-10 15:31:01,737 INFO L280 TraceCheckUtils]: 13: Hoare triple {5924#true} ~__retres1~1 := 0; {5924#true} is VALID [2020-07-10 15:31:01,737 INFO L280 TraceCheckUtils]: 14: Hoare triple {5924#true} #res := ~__retres1~1; {5924#true} is VALID [2020-07-10 15:31:01,737 INFO L280 TraceCheckUtils]: 15: Hoare triple {5924#true} assume true; {5924#true} is VALID [2020-07-10 15:31:01,738 INFO L275 TraceCheckUtils]: 16: Hoare quadruple {5924#true} {5925#false} #337#return; {5925#false} is VALID [2020-07-10 15:31:01,738 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 [2020-07-10 15:31:01,738 INFO L280 TraceCheckUtils]: 18: Hoare triple {5925#false} assume 0 != ~tmp___0~1;~c_dr_st~0 := 0; {5925#false} is VALID [2020-07-10 15:31:01,738 INFO L280 TraceCheckUtils]: 19: Hoare triple {5925#false} assume true; {5925#false} is VALID [2020-07-10 15:31:01,739 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {5925#false} {5924#true} #365#return; {5925#false} is VALID [2020-07-10 15:31:01,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 15:31:01,743 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 [2020-07-10 15:31:01,743 INFO L280 TraceCheckUtils]: 1: Hoare triple {5924#true} assume !(1 == ~q_write_ev~0); {5924#true} is VALID [2020-07-10 15:31:01,744 INFO L280 TraceCheckUtils]: 2: Hoare triple {5924#true} assume true; {5924#true} is VALID [2020-07-10 15:31:01,744 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {5924#true} {5925#false} #367#return; {5925#false} is VALID [2020-07-10 15:31:01,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 15:31:01,747 INFO L280 TraceCheckUtils]: 0: Hoare triple {5924#true} havoc ~__retres1~2; {5924#true} is VALID [2020-07-10 15:31:01,748 INFO L280 TraceCheckUtils]: 1: Hoare triple {5924#true} assume 0 == ~p_dw_st~0;~__retres1~2 := 1; {5924#true} is VALID [2020-07-10 15:31:01,748 INFO L280 TraceCheckUtils]: 2: Hoare triple {5924#true} #res := ~__retres1~2; {5924#true} is VALID [2020-07-10 15:31:01,748 INFO L280 TraceCheckUtils]: 3: Hoare triple {5924#true} assume true; {5924#true} is VALID [2020-07-10 15:31:01,748 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {5924#true} {5925#false} #347#return; {5925#false} is VALID [2020-07-10 15:31:01,750 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 [2020-07-10 15:31:01,750 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 [2020-07-10 15:31:01,751 INFO L280 TraceCheckUtils]: 2: Hoare triple {5924#true} assume true; {5924#true} is VALID [2020-07-10 15:31:01,751 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {5924#true} {5924#true} #381#return; {5924#true} is VALID [2020-07-10 15:31:01,751 INFO L263 TraceCheckUtils]: 4: Hoare triple {5924#true} call #t~ret10 := main(); {5924#true} is VALID [2020-07-10 15:31:01,751 INFO L280 TraceCheckUtils]: 5: Hoare triple {5924#true} havoc ~__retres1~3; {5924#true} is VALID [2020-07-10 15:31:01,752 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 [2020-07-10 15:31:01,752 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 [2020-07-10 15:31:01,753 INFO L280 TraceCheckUtils]: 8: Hoare triple {5924#true} assume true; {5924#true} is VALID [2020-07-10 15:31:01,753 INFO L275 TraceCheckUtils]: 9: Hoare quadruple {5924#true} {5924#true} #339#return; {5924#true} is VALID [2020-07-10 15:31:01,753 INFO L263 TraceCheckUtils]: 10: Hoare triple {5924#true} call start_simulation(); {5924#true} is VALID [2020-07-10 15:31:01,753 INFO L280 TraceCheckUtils]: 11: Hoare triple {5924#true} havoc ~kernel_st~0;havoc ~tmp~4;~kernel_st~0 := 0; {5924#true} is VALID [2020-07-10 15:31:01,754 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 [2020-07-10 15:31:01,754 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 [2020-07-10 15:31:01,755 INFO L280 TraceCheckUtils]: 14: Hoare triple {5924#true} assume true; {5924#true} is VALID [2020-07-10 15:31:01,755 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {5924#true} {5924#true} #359#return; {5924#true} is VALID [2020-07-10 15:31:01,756 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 [2020-07-10 15:31:01,756 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 [2020-07-10 15:31:01,756 INFO L280 TraceCheckUtils]: 18: Hoare triple {5924#true} assume 1 == ~c_dr_i~0;~c_dr_st~0 := 0; {5924#true} is VALID [2020-07-10 15:31:01,756 INFO L280 TraceCheckUtils]: 19: Hoare triple {5924#true} assume true; {5924#true} is VALID [2020-07-10 15:31:01,757 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {5924#true} {5924#true} #361#return; {5924#true} is VALID [2020-07-10 15:31:01,761 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 [2020-07-10 15:31:01,762 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 [2020-07-10 15:31:01,762 INFO L280 TraceCheckUtils]: 23: Hoare triple {5924#true} assume !(0 == ~q_write_ev~0); {5924#true} is VALID [2020-07-10 15:31:01,762 INFO L280 TraceCheckUtils]: 24: Hoare triple {5924#true} assume true; {5924#true} is VALID [2020-07-10 15:31:01,762 INFO L275 TraceCheckUtils]: 25: Hoare quadruple {5924#true} {5924#true} #363#return; {5924#true} is VALID [2020-07-10 15:31:01,763 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 [2020-07-10 15:31:01,763 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 [2020-07-10 15:31:01,763 INFO L263 TraceCheckUtils]: 28: Hoare triple {5924#true} call #t~ret3 := is_do_write_p_triggered(); {5924#true} is VALID [2020-07-10 15:31:01,764 INFO L280 TraceCheckUtils]: 29: Hoare triple {5924#true} havoc ~__retres1~0; {5924#true} is VALID [2020-07-10 15:31:01,764 INFO L280 TraceCheckUtils]: 30: Hoare triple {5924#true} assume !(1 == ~p_dw_pc~0); {5924#true} is VALID [2020-07-10 15:31:01,765 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 [2020-07-10 15:31:01,770 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 [2020-07-10 15:31:01,771 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 [2020-07-10 15:31:01,772 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 [2020-07-10 15:31:01,772 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 [2020-07-10 15:31:01,773 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 [2020-07-10 15:31:01,773 INFO L263 TraceCheckUtils]: 37: Hoare triple {5925#false} call #t~ret4 := is_do_read_c_triggered(); {5924#true} is VALID [2020-07-10 15:31:01,773 INFO L280 TraceCheckUtils]: 38: Hoare triple {5924#true} havoc ~__retres1~1; {5924#true} is VALID [2020-07-10 15:31:01,774 INFO L280 TraceCheckUtils]: 39: Hoare triple {5924#true} assume !(1 == ~c_dr_pc~0); {5924#true} is VALID [2020-07-10 15:31:01,774 INFO L280 TraceCheckUtils]: 40: Hoare triple {5924#true} ~__retres1~1 := 0; {5924#true} is VALID [2020-07-10 15:31:01,774 INFO L280 TraceCheckUtils]: 41: Hoare triple {5924#true} #res := ~__retres1~1; {5924#true} is VALID [2020-07-10 15:31:01,774 INFO L280 TraceCheckUtils]: 42: Hoare triple {5924#true} assume true; {5924#true} is VALID [2020-07-10 15:31:01,774 INFO L275 TraceCheckUtils]: 43: Hoare quadruple {5924#true} {5925#false} #337#return; {5925#false} is VALID [2020-07-10 15:31:01,774 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 [2020-07-10 15:31:01,775 INFO L280 TraceCheckUtils]: 45: Hoare triple {5925#false} assume 0 != ~tmp___0~1;~c_dr_st~0 := 0; {5925#false} is VALID [2020-07-10 15:31:01,775 INFO L280 TraceCheckUtils]: 46: Hoare triple {5925#false} assume true; {5925#false} is VALID [2020-07-10 15:31:01,775 INFO L275 TraceCheckUtils]: 47: Hoare quadruple {5925#false} {5924#true} #365#return; {5925#false} is VALID [2020-07-10 15:31:01,775 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 [2020-07-10 15:31:01,775 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 [2020-07-10 15:31:01,776 INFO L280 TraceCheckUtils]: 50: Hoare triple {5924#true} assume !(1 == ~q_write_ev~0); {5924#true} is VALID [2020-07-10 15:31:01,776 INFO L280 TraceCheckUtils]: 51: Hoare triple {5924#true} assume true; {5924#true} is VALID [2020-07-10 15:31:01,776 INFO L275 TraceCheckUtils]: 52: Hoare quadruple {5924#true} {5925#false} #367#return; {5925#false} is VALID [2020-07-10 15:31:01,776 INFO L280 TraceCheckUtils]: 53: Hoare triple {5925#false} assume !false; {5925#false} is VALID [2020-07-10 15:31:01,777 INFO L280 TraceCheckUtils]: 54: Hoare triple {5925#false} ~kernel_st~0 := 1; {5925#false} is VALID [2020-07-10 15:31:01,777 INFO L263 TraceCheckUtils]: 55: Hoare triple {5925#false} call eval(); {5925#false} is VALID [2020-07-10 15:31:01,777 INFO L280 TraceCheckUtils]: 56: Hoare triple {5925#false} havoc ~tmp~2;havoc ~tmp___0~2;havoc ~tmp___1~0; {5925#false} is VALID [2020-07-10 15:31:01,777 INFO L280 TraceCheckUtils]: 57: Hoare triple {5925#false} assume !false; {5925#false} is VALID [2020-07-10 15:31:01,777 INFO L263 TraceCheckUtils]: 58: Hoare triple {5925#false} call #t~ret5 := exists_runnable_thread(); {5924#true} is VALID [2020-07-10 15:31:01,778 INFO L280 TraceCheckUtils]: 59: Hoare triple {5924#true} havoc ~__retres1~2; {5924#true} is VALID [2020-07-10 15:31:01,778 INFO L280 TraceCheckUtils]: 60: Hoare triple {5924#true} assume 0 == ~p_dw_st~0;~__retres1~2 := 1; {5924#true} is VALID [2020-07-10 15:31:01,778 INFO L280 TraceCheckUtils]: 61: Hoare triple {5924#true} #res := ~__retres1~2; {5924#true} is VALID [2020-07-10 15:31:01,778 INFO L280 TraceCheckUtils]: 62: Hoare triple {5924#true} assume true; {5924#true} is VALID [2020-07-10 15:31:01,779 INFO L275 TraceCheckUtils]: 63: Hoare quadruple {5924#true} {5925#false} #347#return; {5925#false} is VALID [2020-07-10 15:31:01,779 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 [2020-07-10 15:31:01,779 INFO L280 TraceCheckUtils]: 65: Hoare triple {5925#false} assume 0 != ~tmp___1~0; {5925#false} is VALID [2020-07-10 15:31:01,779 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 [2020-07-10 15:31:01,780 INFO L280 TraceCheckUtils]: 67: Hoare triple {5925#false} assume !(0 != ~tmp~2); {5925#false} is VALID [2020-07-10 15:31:01,780 INFO L263 TraceCheckUtils]: 68: Hoare triple {5925#false} call error(); {5925#false} is VALID [2020-07-10 15:31:01,780 INFO L280 TraceCheckUtils]: 69: Hoare triple {5925#false} assume !false; {5925#false} is VALID [2020-07-10 15:31:01,790 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-10 15:31:01,791 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [399916913] [2020-07-10 15:31:01,791 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-10 15:31:01,791 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-07-10 15:31:01,792 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [745118158] [2020-07-10 15:31:01,792 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 70 [2020-07-10 15:31:01,793 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-10 15:31:01,793 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 11 states. [2020-07-10 15:31:01,856 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 70 edges. 70 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 15:31:01,856 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-07-10 15:31:01,857 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-10 15:31:01,857 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-07-10 15:31:01,857 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=85, Unknown=0, NotChecked=0, Total=110 [2020-07-10 15:31:01,858 INFO L87 Difference]: Start difference. First operand 503 states and 670 transitions. Second operand 11 states. [2020-07-10 15:31:10,689 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 15:31:10,689 INFO L93 Difference]: Finished difference Result 1191 states and 1671 transitions. [2020-07-10 15:31:10,689 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-07-10 15:31:10,690 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 70 [2020-07-10 15:31:10,690 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-10 15:31:10,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2020-07-10 15:31:10,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 503 transitions. [2020-07-10 15:31:10,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2020-07-10 15:31:10,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 503 transitions. [2020-07-10 15:31:10,708 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 15 states and 503 transitions. [2020-07-10 15:31:11,554 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 503 edges. 503 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 15:31:11,599 INFO L225 Difference]: With dead ends: 1191 [2020-07-10 15:31:11,600 INFO L226 Difference]: Without dead ends: 729 [2020-07-10 15:31:11,602 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 [2020-07-10 15:31:11,603 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 729 states. [2020-07-10 15:31:12,948 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 729 to 513. [2020-07-10 15:31:12,948 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-10 15:31:12,948 INFO L82 GeneralOperation]: Start isEquivalent. First operand 729 states. Second operand 513 states. [2020-07-10 15:31:12,948 INFO L74 IsIncluded]: Start isIncluded. First operand 729 states. Second operand 513 states. [2020-07-10 15:31:12,949 INFO L87 Difference]: Start difference. First operand 729 states. Second operand 513 states. [2020-07-10 15:31:12,990 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 15:31:12,990 INFO L93 Difference]: Finished difference Result 729 states and 1050 transitions. [2020-07-10 15:31:12,990 INFO L276 IsEmpty]: Start isEmpty. Operand 729 states and 1050 transitions. [2020-07-10 15:31:12,995 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 15:31:12,995 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 15:31:12,995 INFO L74 IsIncluded]: Start isIncluded. First operand 513 states. Second operand 729 states. [2020-07-10 15:31:12,995 INFO L87 Difference]: Start difference. First operand 513 states. Second operand 729 states. [2020-07-10 15:31:13,037 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 15:31:13,038 INFO L93 Difference]: Finished difference Result 729 states and 1050 transitions. [2020-07-10 15:31:13,038 INFO L276 IsEmpty]: Start isEmpty. Operand 729 states and 1050 transitions. [2020-07-10 15:31:13,042 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 15:31:13,042 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 15:31:13,042 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-10 15:31:13,042 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-10 15:31:13,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 513 states. [2020-07-10 15:31:13,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 513 states to 513 states and 678 transitions. [2020-07-10 15:31:13,068 INFO L78 Accepts]: Start accepts. Automaton has 513 states and 678 transitions. Word has length 70 [2020-07-10 15:31:13,068 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-10 15:31:13,068 INFO L479 AbstractCegarLoop]: Abstraction has 513 states and 678 transitions. [2020-07-10 15:31:13,069 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-07-10 15:31:13,069 INFO L276 IsEmpty]: Start isEmpty. Operand 513 states and 678 transitions. [2020-07-10 15:31:13,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2020-07-10 15:31:13,070 INFO L414 BasicCegarLoop]: Found error trace [2020-07-10 15:31:13,071 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] [2020-07-10 15:31:13,071 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-07-10 15:31:13,071 INFO L427 AbstractCegarLoop]: === Iteration 4 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-10 15:31:13,071 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-10 15:31:13,071 INFO L82 PathProgramCache]: Analyzing trace with hash -2081363326, now seen corresponding path program 1 times [2020-07-10 15:31:13,072 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-10 15:31:13,072 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [951860359] [2020-07-10 15:31:13,072 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-10 15:31:13,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 15:31:13,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 15:31:13,198 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 [2020-07-10 15:31:13,198 INFO L280 TraceCheckUtils]: 1: Hoare triple {9836#true} assume true; {9836#true} is VALID [2020-07-10 15:31:13,199 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {9836#true} {9836#true} #381#return; {9836#true} is VALID [2020-07-10 15:31:13,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 15:31:13,235 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 [2020-07-10 15:31:13,236 INFO L280 TraceCheckUtils]: 1: Hoare triple {9836#true} assume true; {9836#true} is VALID [2020-07-10 15:31:13,236 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {9836#true} {9836#true} #339#return; {9836#true} is VALID [2020-07-10 15:31:13,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 15:31:13,261 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 [2020-07-10 15:31:13,262 INFO L280 TraceCheckUtils]: 1: Hoare triple {9836#true} assume true; {9836#true} is VALID [2020-07-10 15:31:13,262 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {9836#true} {9836#true} #359#return; {9836#true} is VALID [2020-07-10 15:31:13,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 15:31:13,277 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 [2020-07-10 15:31:13,278 INFO L280 TraceCheckUtils]: 1: Hoare triple {9836#true} assume 1 == ~c_dr_i~0;~c_dr_st~0 := 0; {9836#true} is VALID [2020-07-10 15:31:13,278 INFO L280 TraceCheckUtils]: 2: Hoare triple {9836#true} assume true; {9836#true} is VALID [2020-07-10 15:31:13,278 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {9836#true} {9836#true} #361#return; {9836#true} is VALID [2020-07-10 15:31:13,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 15:31:13,303 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 [2020-07-10 15:31:13,303 INFO L280 TraceCheckUtils]: 1: Hoare triple {9836#true} assume !(0 == ~q_write_ev~0); {9836#true} is VALID [2020-07-10 15:31:13,303 INFO L280 TraceCheckUtils]: 2: Hoare triple {9836#true} assume true; {9836#true} is VALID [2020-07-10 15:31:13,303 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {9836#true} {9836#true} #363#return; {9836#true} is VALID [2020-07-10 15:31:13,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 15:31:13,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 15:31:13,373 INFO L280 TraceCheckUtils]: 0: Hoare triple {9836#true} havoc ~__retres1~0; {9836#true} is VALID [2020-07-10 15:31:13,374 INFO L280 TraceCheckUtils]: 1: Hoare triple {9836#true} assume !(1 == ~p_dw_pc~0); {9836#true} is VALID [2020-07-10 15:31:13,374 INFO L280 TraceCheckUtils]: 2: Hoare triple {9836#true} ~__retres1~0 := 0; {9836#true} is VALID [2020-07-10 15:31:13,375 INFO L280 TraceCheckUtils]: 3: Hoare triple {9836#true} #res := ~__retres1~0; {9836#true} is VALID [2020-07-10 15:31:13,375 INFO L280 TraceCheckUtils]: 4: Hoare triple {9836#true} assume true; {9836#true} is VALID [2020-07-10 15:31:13,375 INFO L275 TraceCheckUtils]: 5: Hoare quadruple {9836#true} {9836#true} #335#return; {9836#true} is VALID [2020-07-10 15:31:13,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 15:31:13,422 INFO L280 TraceCheckUtils]: 0: Hoare triple {9836#true} havoc ~__retres1~1; {9836#true} is VALID [2020-07-10 15:31:13,422 INFO L280 TraceCheckUtils]: 1: Hoare triple {9836#true} assume !(1 == ~c_dr_pc~0); {9836#true} is VALID [2020-07-10 15:31:13,423 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 [2020-07-10 15:31:13,424 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 [2020-07-10 15:31:13,425 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 [2020-07-10 15:31:13,426 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 [2020-07-10 15:31:13,426 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 [2020-07-10 15:31:13,427 INFO L263 TraceCheckUtils]: 1: Hoare triple {9836#true} call #t~ret3 := is_do_write_p_triggered(); {9836#true} is VALID [2020-07-10 15:31:13,427 INFO L280 TraceCheckUtils]: 2: Hoare triple {9836#true} havoc ~__retres1~0; {9836#true} is VALID [2020-07-10 15:31:13,427 INFO L280 TraceCheckUtils]: 3: Hoare triple {9836#true} assume !(1 == ~p_dw_pc~0); {9836#true} is VALID [2020-07-10 15:31:13,427 INFO L280 TraceCheckUtils]: 4: Hoare triple {9836#true} ~__retres1~0 := 0; {9836#true} is VALID [2020-07-10 15:31:13,428 INFO L280 TraceCheckUtils]: 5: Hoare triple {9836#true} #res := ~__retres1~0; {9836#true} is VALID [2020-07-10 15:31:13,428 INFO L280 TraceCheckUtils]: 6: Hoare triple {9836#true} assume true; {9836#true} is VALID [2020-07-10 15:31:13,428 INFO L275 TraceCheckUtils]: 7: Hoare quadruple {9836#true} {9836#true} #335#return; {9836#true} is VALID [2020-07-10 15:31:13,428 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 [2020-07-10 15:31:13,429 INFO L280 TraceCheckUtils]: 9: Hoare triple {9836#true} assume !(0 != ~tmp~1); {9836#true} is VALID [2020-07-10 15:31:13,429 INFO L263 TraceCheckUtils]: 10: Hoare triple {9836#true} call #t~ret4 := is_do_read_c_triggered(); {9836#true} is VALID [2020-07-10 15:31:13,429 INFO L280 TraceCheckUtils]: 11: Hoare triple {9836#true} havoc ~__retres1~1; {9836#true} is VALID [2020-07-10 15:31:13,429 INFO L280 TraceCheckUtils]: 12: Hoare triple {9836#true} assume !(1 == ~c_dr_pc~0); {9836#true} is VALID [2020-07-10 15:31:13,430 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 [2020-07-10 15:31:13,431 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 [2020-07-10 15:31:13,432 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 [2020-07-10 15:31:13,433 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 [2020-07-10 15:31:13,434 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 [2020-07-10 15:31:13,435 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 [2020-07-10 15:31:13,435 INFO L280 TraceCheckUtils]: 19: Hoare triple {9837#false} assume true; {9837#false} is VALID [2020-07-10 15:31:13,435 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {9837#false} {9836#true} #365#return; {9837#false} is VALID [2020-07-10 15:31:13,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 15:31:13,443 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 [2020-07-10 15:31:13,444 INFO L280 TraceCheckUtils]: 1: Hoare triple {9836#true} assume !(1 == ~q_write_ev~0); {9836#true} is VALID [2020-07-10 15:31:13,444 INFO L280 TraceCheckUtils]: 2: Hoare triple {9836#true} assume true; {9836#true} is VALID [2020-07-10 15:31:13,444 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {9836#true} {9837#false} #367#return; {9837#false} is VALID [2020-07-10 15:31:13,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 15:31:13,451 INFO L280 TraceCheckUtils]: 0: Hoare triple {9836#true} havoc ~__retres1~2; {9836#true} is VALID [2020-07-10 15:31:13,452 INFO L280 TraceCheckUtils]: 1: Hoare triple {9836#true} assume 0 == ~p_dw_st~0;~__retres1~2 := 1; {9836#true} is VALID [2020-07-10 15:31:13,452 INFO L280 TraceCheckUtils]: 2: Hoare triple {9836#true} #res := ~__retres1~2; {9836#true} is VALID [2020-07-10 15:31:13,452 INFO L280 TraceCheckUtils]: 3: Hoare triple {9836#true} assume true; {9836#true} is VALID [2020-07-10 15:31:13,452 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {9836#true} {9837#false} #347#return; {9837#false} is VALID [2020-07-10 15:31:13,454 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 [2020-07-10 15:31:13,455 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 [2020-07-10 15:31:13,455 INFO L280 TraceCheckUtils]: 2: Hoare triple {9836#true} assume true; {9836#true} is VALID [2020-07-10 15:31:13,455 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {9836#true} {9836#true} #381#return; {9836#true} is VALID [2020-07-10 15:31:13,455 INFO L263 TraceCheckUtils]: 4: Hoare triple {9836#true} call #t~ret10 := main(); {9836#true} is VALID [2020-07-10 15:31:13,455 INFO L280 TraceCheckUtils]: 5: Hoare triple {9836#true} havoc ~__retres1~3; {9836#true} is VALID [2020-07-10 15:31:13,457 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 [2020-07-10 15:31:13,457 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 [2020-07-10 15:31:13,457 INFO L280 TraceCheckUtils]: 8: Hoare triple {9836#true} assume true; {9836#true} is VALID [2020-07-10 15:31:13,457 INFO L275 TraceCheckUtils]: 9: Hoare quadruple {9836#true} {9836#true} #339#return; {9836#true} is VALID [2020-07-10 15:31:13,458 INFO L263 TraceCheckUtils]: 10: Hoare triple {9836#true} call start_simulation(); {9836#true} is VALID [2020-07-10 15:31:13,458 INFO L280 TraceCheckUtils]: 11: Hoare triple {9836#true} havoc ~kernel_st~0;havoc ~tmp~4;~kernel_st~0 := 0; {9836#true} is VALID [2020-07-10 15:31:13,459 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 [2020-07-10 15:31:13,459 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 [2020-07-10 15:31:13,459 INFO L280 TraceCheckUtils]: 14: Hoare triple {9836#true} assume true; {9836#true} is VALID [2020-07-10 15:31:13,459 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {9836#true} {9836#true} #359#return; {9836#true} is VALID [2020-07-10 15:31:13,460 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 [2020-07-10 15:31:13,460 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 [2020-07-10 15:31:13,460 INFO L280 TraceCheckUtils]: 18: Hoare triple {9836#true} assume 1 == ~c_dr_i~0;~c_dr_st~0 := 0; {9836#true} is VALID [2020-07-10 15:31:13,461 INFO L280 TraceCheckUtils]: 19: Hoare triple {9836#true} assume true; {9836#true} is VALID [2020-07-10 15:31:13,461 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {9836#true} {9836#true} #361#return; {9836#true} is VALID [2020-07-10 15:31:13,463 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 [2020-07-10 15:31:13,464 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 [2020-07-10 15:31:13,464 INFO L280 TraceCheckUtils]: 23: Hoare triple {9836#true} assume !(0 == ~q_write_ev~0); {9836#true} is VALID [2020-07-10 15:31:13,464 INFO L280 TraceCheckUtils]: 24: Hoare triple {9836#true} assume true; {9836#true} is VALID [2020-07-10 15:31:13,464 INFO L275 TraceCheckUtils]: 25: Hoare quadruple {9836#true} {9836#true} #363#return; {9836#true} is VALID [2020-07-10 15:31:13,465 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 [2020-07-10 15:31:13,465 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 [2020-07-10 15:31:13,466 INFO L263 TraceCheckUtils]: 28: Hoare triple {9836#true} call #t~ret3 := is_do_write_p_triggered(); {9836#true} is VALID [2020-07-10 15:31:13,466 INFO L280 TraceCheckUtils]: 29: Hoare triple {9836#true} havoc ~__retres1~0; {9836#true} is VALID [2020-07-10 15:31:13,466 INFO L280 TraceCheckUtils]: 30: Hoare triple {9836#true} assume !(1 == ~p_dw_pc~0); {9836#true} is VALID [2020-07-10 15:31:13,466 INFO L280 TraceCheckUtils]: 31: Hoare triple {9836#true} ~__retres1~0 := 0; {9836#true} is VALID [2020-07-10 15:31:13,466 INFO L280 TraceCheckUtils]: 32: Hoare triple {9836#true} #res := ~__retres1~0; {9836#true} is VALID [2020-07-10 15:31:13,467 INFO L280 TraceCheckUtils]: 33: Hoare triple {9836#true} assume true; {9836#true} is VALID [2020-07-10 15:31:13,467 INFO L275 TraceCheckUtils]: 34: Hoare quadruple {9836#true} {9836#true} #335#return; {9836#true} is VALID [2020-07-10 15:31:13,467 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 [2020-07-10 15:31:13,467 INFO L280 TraceCheckUtils]: 36: Hoare triple {9836#true} assume !(0 != ~tmp~1); {9836#true} is VALID [2020-07-10 15:31:13,467 INFO L263 TraceCheckUtils]: 37: Hoare triple {9836#true} call #t~ret4 := is_do_read_c_triggered(); {9836#true} is VALID [2020-07-10 15:31:13,468 INFO L280 TraceCheckUtils]: 38: Hoare triple {9836#true} havoc ~__retres1~1; {9836#true} is VALID [2020-07-10 15:31:13,468 INFO L280 TraceCheckUtils]: 39: Hoare triple {9836#true} assume !(1 == ~c_dr_pc~0); {9836#true} is VALID [2020-07-10 15:31:13,469 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 [2020-07-10 15:31:13,469 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 [2020-07-10 15:31:13,470 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 [2020-07-10 15:31:13,471 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 [2020-07-10 15:31:13,472 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 [2020-07-10 15:31:13,473 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 [2020-07-10 15:31:13,473 INFO L280 TraceCheckUtils]: 46: Hoare triple {9837#false} assume true; {9837#false} is VALID [2020-07-10 15:31:13,473 INFO L275 TraceCheckUtils]: 47: Hoare quadruple {9837#false} {9836#true} #365#return; {9837#false} is VALID [2020-07-10 15:31:13,474 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 [2020-07-10 15:31:13,474 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 [2020-07-10 15:31:13,474 INFO L280 TraceCheckUtils]: 50: Hoare triple {9836#true} assume !(1 == ~q_write_ev~0); {9836#true} is VALID [2020-07-10 15:31:13,474 INFO L280 TraceCheckUtils]: 51: Hoare triple {9836#true} assume true; {9836#true} is VALID [2020-07-10 15:31:13,475 INFO L275 TraceCheckUtils]: 52: Hoare quadruple {9836#true} {9837#false} #367#return; {9837#false} is VALID [2020-07-10 15:31:13,475 INFO L280 TraceCheckUtils]: 53: Hoare triple {9837#false} assume !false; {9837#false} is VALID [2020-07-10 15:31:13,475 INFO L280 TraceCheckUtils]: 54: Hoare triple {9837#false} ~kernel_st~0 := 1; {9837#false} is VALID [2020-07-10 15:31:13,475 INFO L263 TraceCheckUtils]: 55: Hoare triple {9837#false} call eval(); {9837#false} is VALID [2020-07-10 15:31:13,475 INFO L280 TraceCheckUtils]: 56: Hoare triple {9837#false} havoc ~tmp~2;havoc ~tmp___0~2;havoc ~tmp___1~0; {9837#false} is VALID [2020-07-10 15:31:13,476 INFO L280 TraceCheckUtils]: 57: Hoare triple {9837#false} assume !false; {9837#false} is VALID [2020-07-10 15:31:13,476 INFO L263 TraceCheckUtils]: 58: Hoare triple {9837#false} call #t~ret5 := exists_runnable_thread(); {9836#true} is VALID [2020-07-10 15:31:13,476 INFO L280 TraceCheckUtils]: 59: Hoare triple {9836#true} havoc ~__retres1~2; {9836#true} is VALID [2020-07-10 15:31:13,476 INFO L280 TraceCheckUtils]: 60: Hoare triple {9836#true} assume 0 == ~p_dw_st~0;~__retres1~2 := 1; {9836#true} is VALID [2020-07-10 15:31:13,476 INFO L280 TraceCheckUtils]: 61: Hoare triple {9836#true} #res := ~__retres1~2; {9836#true} is VALID [2020-07-10 15:31:13,476 INFO L280 TraceCheckUtils]: 62: Hoare triple {9836#true} assume true; {9836#true} is VALID [2020-07-10 15:31:13,477 INFO L275 TraceCheckUtils]: 63: Hoare quadruple {9836#true} {9837#false} #347#return; {9837#false} is VALID [2020-07-10 15:31:13,477 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 [2020-07-10 15:31:13,477 INFO L280 TraceCheckUtils]: 65: Hoare triple {9837#false} assume 0 != ~tmp___1~0; {9837#false} is VALID [2020-07-10 15:31:13,478 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 [2020-07-10 15:31:13,478 INFO L280 TraceCheckUtils]: 67: Hoare triple {9837#false} assume !(0 != ~tmp~2); {9837#false} is VALID [2020-07-10 15:31:13,478 INFO L263 TraceCheckUtils]: 68: Hoare triple {9837#false} call error(); {9837#false} is VALID [2020-07-10 15:31:13,478 INFO L280 TraceCheckUtils]: 69: Hoare triple {9837#false} assume !false; {9837#false} is VALID [2020-07-10 15:31:13,490 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-10 15:31:13,490 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [951860359] [2020-07-10 15:31:13,491 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-10 15:31:13,492 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-07-10 15:31:13,492 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1115998636] [2020-07-10 15:31:13,494 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 70 [2020-07-10 15:31:13,497 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-10 15:31:13,497 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 11 states. [2020-07-10 15:31:13,563 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 70 edges. 70 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 15:31:13,564 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-07-10 15:31:13,564 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-10 15:31:13,564 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-07-10 15:31:13,565 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=85, Unknown=0, NotChecked=0, Total=110 [2020-07-10 15:31:13,565 INFO L87 Difference]: Start difference. First operand 513 states and 678 transitions. Second operand 11 states. [2020-07-10 15:31:22,100 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 15:31:22,101 INFO L93 Difference]: Finished difference Result 1209 states and 1680 transitions. [2020-07-10 15:31:22,101 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-07-10 15:31:22,101 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 70 [2020-07-10 15:31:22,102 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-10 15:31:22,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2020-07-10 15:31:22,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 501 transitions. [2020-07-10 15:31:22,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2020-07-10 15:31:22,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 501 transitions. [2020-07-10 15:31:22,118 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 16 states and 501 transitions. [2020-07-10 15:31:22,952 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 501 edges. 501 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 15:31:22,997 INFO L225 Difference]: With dead ends: 1209 [2020-07-10 15:31:22,998 INFO L226 Difference]: Without dead ends: 737 [2020-07-10 15:31:23,000 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 45 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=105, Invalid=275, Unknown=0, NotChecked=0, Total=380 [2020-07-10 15:31:23,002 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 737 states. [2020-07-10 15:31:24,402 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 737 to 523. [2020-07-10 15:31:24,403 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-10 15:31:24,403 INFO L82 GeneralOperation]: Start isEquivalent. First operand 737 states. Second operand 523 states. [2020-07-10 15:31:24,403 INFO L74 IsIncluded]: Start isIncluded. First operand 737 states. Second operand 523 states. [2020-07-10 15:31:24,403 INFO L87 Difference]: Start difference. First operand 737 states. Second operand 523 states. [2020-07-10 15:31:24,452 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 15:31:24,452 INFO L93 Difference]: Finished difference Result 737 states and 1049 transitions. [2020-07-10 15:31:24,452 INFO L276 IsEmpty]: Start isEmpty. Operand 737 states and 1049 transitions. [2020-07-10 15:31:24,457 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 15:31:24,457 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 15:31:24,457 INFO L74 IsIncluded]: Start isIncluded. First operand 523 states. Second operand 737 states. [2020-07-10 15:31:24,457 INFO L87 Difference]: Start difference. First operand 523 states. Second operand 737 states. [2020-07-10 15:31:24,507 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 15:31:24,508 INFO L93 Difference]: Finished difference Result 737 states and 1049 transitions. [2020-07-10 15:31:24,508 INFO L276 IsEmpty]: Start isEmpty. Operand 737 states and 1049 transitions. [2020-07-10 15:31:24,513 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 15:31:24,513 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 15:31:24,513 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-10 15:31:24,513 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-10 15:31:24,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 523 states. [2020-07-10 15:31:24,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 523 states to 523 states and 686 transitions. [2020-07-10 15:31:24,543 INFO L78 Accepts]: Start accepts. Automaton has 523 states and 686 transitions. Word has length 70 [2020-07-10 15:31:24,543 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-10 15:31:24,543 INFO L479 AbstractCegarLoop]: Abstraction has 523 states and 686 transitions. [2020-07-10 15:31:24,544 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-07-10 15:31:24,544 INFO L276 IsEmpty]: Start isEmpty. Operand 523 states and 686 transitions. [2020-07-10 15:31:24,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2020-07-10 15:31:24,545 INFO L414 BasicCegarLoop]: Found error trace [2020-07-10 15:31:24,546 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] [2020-07-10 15:31:24,546 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-07-10 15:31:24,546 INFO L427 AbstractCegarLoop]: === Iteration 5 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-10 15:31:24,546 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-10 15:31:24,547 INFO L82 PathProgramCache]: Analyzing trace with hash -1940814716, now seen corresponding path program 1 times [2020-07-10 15:31:24,547 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-10 15:31:24,547 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1215448936] [2020-07-10 15:31:24,547 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-10 15:31:24,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-10 15:31:24,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-10 15:31:24,690 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-07-10 15:31:24,691 INFO L520 BasicCegarLoop]: Counterexample might be feasible [2020-07-10 15:31:24,691 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-07-10 15:31:24,891 WARN L170 areAnnotationChecker]: activate_threadsENTRY has no Hoare annotation [2020-07-10 15:31:24,891 WARN L170 areAnnotationChecker]: exists_runnable_threadENTRY has no Hoare annotation [2020-07-10 15:31:24,891 WARN L170 areAnnotationChecker]: update_fifo_qENTRY has no Hoare annotation [2020-07-10 15:31:24,891 WARN L170 areAnnotationChecker]: update_fifo_qENTRY has no Hoare annotation [2020-07-10 15:31:24,891 WARN L170 areAnnotationChecker]: reset_delta_eventsENTRY has no Hoare annotation [2020-07-10 15:31:24,892 WARN L170 areAnnotationChecker]: reset_delta_eventsENTRY has no Hoare annotation [2020-07-10 15:31:24,892 WARN L170 areAnnotationChecker]: init_threadsENTRY has no Hoare annotation [2020-07-10 15:31:24,892 WARN L170 areAnnotationChecker]: init_threadsENTRY has no Hoare annotation [2020-07-10 15:31:24,892 WARN L170 areAnnotationChecker]: mainENTRY has no Hoare annotation [2020-07-10 15:31:24,892 WARN L170 areAnnotationChecker]: do_write_pENTRY has no Hoare annotation [2020-07-10 15:31:24,892 WARN L170 areAnnotationChecker]: do_write_pENTRY has no Hoare annotation [2020-07-10 15:31:24,892 WARN L170 areAnnotationChecker]: errorENTRY has no Hoare annotation [2020-07-10 15:31:24,892 WARN L170 areAnnotationChecker]: errorENTRY has no Hoare annotation [2020-07-10 15:31:24,893 WARN L170 areAnnotationChecker]: immediate_notify_threadsENTRY has no Hoare annotation [2020-07-10 15:31:24,893 WARN L170 areAnnotationChecker]: ULTIMATE.initENTRY has no Hoare annotation [2020-07-10 15:31:24,893 WARN L170 areAnnotationChecker]: evalENTRY has no Hoare annotation [2020-07-10 15:31:24,893 WARN L170 areAnnotationChecker]: stop_simulationENTRY has no Hoare annotation [2020-07-10 15:31:24,893 WARN L170 areAnnotationChecker]: is_do_read_c_triggeredENTRY has no Hoare annotation [2020-07-10 15:31:24,893 WARN L170 areAnnotationChecker]: update_channelsENTRY has no Hoare annotation [2020-07-10 15:31:24,893 WARN L170 areAnnotationChecker]: update_channelsENTRY has no Hoare annotation [2020-07-10 15:31:24,894 WARN L170 areAnnotationChecker]: fire_delta_eventsENTRY has no Hoare annotation [2020-07-10 15:31:24,894 WARN L170 areAnnotationChecker]: fire_delta_eventsENTRY has no Hoare annotation [2020-07-10 15:31:24,894 WARN L170 areAnnotationChecker]: start_simulationENTRY has no Hoare annotation [2020-07-10 15:31:24,894 WARN L170 areAnnotationChecker]: ULTIMATE.startENTRY has no Hoare annotation [2020-07-10 15:31:24,894 WARN L170 areAnnotationChecker]: ULTIMATE.startENTRY has no Hoare annotation [2020-07-10 15:31:24,894 WARN L170 areAnnotationChecker]: is_do_write_p_triggeredENTRY has no Hoare annotation [2020-07-10 15:31:24,894 WARN L170 areAnnotationChecker]: do_read_cENTRY has no Hoare annotation [2020-07-10 15:31:24,894 WARN L170 areAnnotationChecker]: init_modelENTRY has no Hoare annotation [2020-07-10 15:31:24,895 WARN L170 areAnnotationChecker]: L303 has no Hoare annotation [2020-07-10 15:31:24,895 WARN L170 areAnnotationChecker]: L303 has no Hoare annotation [2020-07-10 15:31:24,895 WARN L170 areAnnotationChecker]: L245 has no Hoare annotation [2020-07-10 15:31:24,895 WARN L170 areAnnotationChecker]: L245 has no Hoare annotation [2020-07-10 15:31:24,895 WARN L170 areAnnotationChecker]: L25-1 has no Hoare annotation [2020-07-10 15:31:24,895 WARN L170 areAnnotationChecker]: L25-1 has no Hoare annotation [2020-07-10 15:31:24,895 WARN L170 areAnnotationChecker]: L283-1 has no Hoare annotation [2020-07-10 15:31:24,896 WARN L170 areAnnotationChecker]: L283-1 has no Hoare annotation [2020-07-10 15:31:24,896 WARN L170 areAnnotationChecker]: L227-1 has no Hoare annotation [2020-07-10 15:31:24,896 WARN L170 areAnnotationChecker]: L227-1 has no Hoare annotation [2020-07-10 15:31:24,896 WARN L170 areAnnotationChecker]: L460 has no Hoare annotation [2020-07-10 15:31:24,896 WARN L170 areAnnotationChecker]: L460 has no Hoare annotation [2020-07-10 15:31:24,896 WARN L170 areAnnotationChecker]: L129-1 has no Hoare annotation [2020-07-10 15:31:24,896 WARN L170 areAnnotationChecker]: L129-1 has no Hoare annotation [2020-07-10 15:31:24,896 WARN L170 areAnnotationChecker]: L129-1 has no Hoare annotation [2020-07-10 15:31:24,897 WARN L170 areAnnotationChecker]: L121 has no Hoare annotation [2020-07-10 15:31:24,897 WARN L170 areAnnotationChecker]: L121 has no Hoare annotation [2020-07-10 15:31:24,897 WARN L170 areAnnotationChecker]: errorFINAL has no Hoare annotation [2020-07-10 15:31:24,897 WARN L170 areAnnotationChecker]: L95 has no Hoare annotation [2020-07-10 15:31:24,897 WARN L170 areAnnotationChecker]: L95 has no Hoare annotation [2020-07-10 15:31:24,897 WARN L170 areAnnotationChecker]: ULTIMATE.initFINAL has no Hoare annotation [2020-07-10 15:31:24,897 WARN L170 areAnnotationChecker]: L354 has no Hoare annotation [2020-07-10 15:31:24,897 WARN L170 areAnnotationChecker]: L354 has no Hoare annotation [2020-07-10 15:31:24,898 WARN L170 areAnnotationChecker]: L354 has no Hoare annotation [2020-07-10 15:31:24,898 WARN L170 areAnnotationChecker]: L382 has no Hoare annotation [2020-07-10 15:31:24,898 WARN L170 areAnnotationChecker]: L382 has no Hoare annotation [2020-07-10 15:31:24,898 WARN L170 areAnnotationChecker]: L74 has no Hoare annotation [2020-07-10 15:31:24,898 WARN L170 areAnnotationChecker]: L74 has no Hoare annotation [2020-07-10 15:31:24,898 WARN L170 areAnnotationChecker]: L214 has no Hoare annotation [2020-07-10 15:31:24,898 WARN L170 areAnnotationChecker]: L214 has no Hoare annotation [2020-07-10 15:31:24,899 WARN L170 areAnnotationChecker]: L212 has no Hoare annotation [2020-07-10 15:31:24,899 WARN L170 areAnnotationChecker]: L265-1 has no Hoare annotation [2020-07-10 15:31:24,899 WARN L170 areAnnotationChecker]: L265-1 has no Hoare annotation [2020-07-10 15:31:24,899 WARN L170 areAnnotationChecker]: L402 has no Hoare annotation [2020-07-10 15:31:24,899 WARN L170 areAnnotationChecker]: L402 has no Hoare annotation [2020-07-10 15:31:24,899 WARN L170 areAnnotationChecker]: L-1 has no Hoare annotation [2020-07-10 15:31:24,899 WARN L170 areAnnotationChecker]: L-1 has no Hoare annotation [2020-07-10 15:31:24,899 WARN L170 areAnnotationChecker]: L55 has no Hoare annotation [2020-07-10 15:31:24,900 WARN L170 areAnnotationChecker]: L55 has no Hoare annotation [2020-07-10 15:31:24,900 WARN L170 areAnnotationChecker]: L159 has no Hoare annotation [2020-07-10 15:31:24,900 WARN L170 areAnnotationChecker]: L159 has no Hoare annotation [2020-07-10 15:31:24,900 WARN L170 areAnnotationChecker]: init_modelFINAL has no Hoare annotation [2020-07-10 15:31:24,900 WARN L170 areAnnotationChecker]: L303-1 has no Hoare annotation [2020-07-10 15:31:24,900 WARN L170 areAnnotationChecker]: L257 has no Hoare annotation [2020-07-10 15:31:24,900 WARN L170 areAnnotationChecker]: L249 has no Hoare annotation [2020-07-10 15:31:24,900 WARN L170 areAnnotationChecker]: L249 has no Hoare annotation [2020-07-10 15:31:24,901 WARN L170 areAnnotationChecker]: L30-1 has no Hoare annotation [2020-07-10 15:31:24,901 WARN L170 areAnnotationChecker]: L288-1 has no Hoare annotation [2020-07-10 15:31:24,901 WARN L170 areAnnotationChecker]: L232-1 has no Hoare annotation [2020-07-10 15:31:24,901 WARN L170 areAnnotationChecker]: L460-1 has no Hoare annotation [2020-07-10 15:31:24,901 WARN L170 areAnnotationChecker]: L460-1 has no Hoare annotation [2020-07-10 15:31:24,901 WARN L170 areAnnotationChecker]: L148 has no Hoare annotation [2020-07-10 15:31:24,901 WARN L170 areAnnotationChecker]: L130 has no Hoare annotation [2020-07-10 15:31:24,901 WARN L170 areAnnotationChecker]: L130 has no Hoare annotation [2020-07-10 15:31:24,902 WARN L170 areAnnotationChecker]: L131 has no Hoare annotation [2020-07-10 15:31:24,902 WARN L170 areAnnotationChecker]: errorEXIT has no Hoare annotation [2020-07-10 15:31:24,902 WARN L170 areAnnotationChecker]: errorEXIT has no Hoare annotation [2020-07-10 15:31:24,902 WARN L170 areAnnotationChecker]: errorEXIT has no Hoare annotation [2020-07-10 15:31:24,902 WARN L170 areAnnotationChecker]: L95-1 has no Hoare annotation [2020-07-10 15:31:24,902 WARN L170 areAnnotationChecker]: ULTIMATE.initEXIT has no Hoare annotation [2020-07-10 15:31:24,902 WARN L170 areAnnotationChecker]: L370 has no Hoare annotation [2020-07-10 15:31:24,902 WARN L170 areAnnotationChecker]: L330 has no Hoare annotation [2020-07-10 15:31:24,902 WARN L170 areAnnotationChecker]: L330 has no Hoare annotation [2020-07-10 15:31:24,903 WARN L170 areAnnotationChecker]: L382-1 has no Hoare annotation [2020-07-10 15:31:24,903 WARN L170 areAnnotationChecker]: L75 has no Hoare annotation [2020-07-10 15:31:24,903 WARN L170 areAnnotationChecker]: L75 has no Hoare annotation [2020-07-10 15:31:24,903 WARN L170 areAnnotationChecker]: L74-2 has no Hoare annotation [2020-07-10 15:31:24,903 WARN L170 areAnnotationChecker]: update_channelsEXIT has no Hoare annotation [2020-07-10 15:31:24,903 WARN L170 areAnnotationChecker]: update_channelsEXIT has no Hoare annotation [2020-07-10 15:31:24,903 WARN L170 areAnnotationChecker]: L270-1 has no Hoare annotation [2020-07-10 15:31:24,903 WARN L170 areAnnotationChecker]: L402-1 has no Hoare annotation [2020-07-10 15:31:24,904 WARN L170 areAnnotationChecker]: L402-1 has no Hoare annotation [2020-07-10 15:31:24,904 WARN L170 areAnnotationChecker]: ULTIMATE.startFINAL has no Hoare annotation [2020-07-10 15:31:24,904 WARN L170 areAnnotationChecker]: L56 has no Hoare annotation [2020-07-10 15:31:24,904 WARN L170 areAnnotationChecker]: L56 has no Hoare annotation [2020-07-10 15:31:24,904 WARN L170 areAnnotationChecker]: L55-2 has no Hoare annotation [2020-07-10 15:31:24,904 WARN L170 areAnnotationChecker]: L198-1 has no Hoare annotation [2020-07-10 15:31:24,904 WARN L170 areAnnotationChecker]: L198-1 has no Hoare annotation [2020-07-10 15:31:24,904 WARN L170 areAnnotationChecker]: L198-1 has no Hoare annotation [2020-07-10 15:31:24,904 WARN L170 areAnnotationChecker]: L162 has no Hoare annotation [2020-07-10 15:31:24,904 WARN L170 areAnnotationChecker]: L162 has no Hoare annotation [2020-07-10 15:31:24,905 WARN L170 areAnnotationChecker]: init_modelEXIT has no Hoare annotation [2020-07-10 15:31:24,905 WARN L170 areAnnotationChecker]: L305 has no Hoare annotation [2020-07-10 15:31:24,905 WARN L170 areAnnotationChecker]: L305 has no Hoare annotation [2020-07-10 15:31:24,905 WARN L170 areAnnotationChecker]: exists_runnable_threadFINAL has no Hoare annotation [2020-07-10 15:31:24,905 WARN L170 areAnnotationChecker]: update_fifo_qFINAL has no Hoare annotation [2020-07-10 15:31:24,905 WARN L170 areAnnotationChecker]: reset_delta_eventsEXIT has no Hoare annotation [2020-07-10 15:31:24,905 WARN L170 areAnnotationChecker]: reset_delta_eventsEXIT has no Hoare annotation [2020-07-10 15:31:24,905 WARN L170 areAnnotationChecker]: init_threadsEXIT has no Hoare annotation [2020-07-10 15:31:24,906 WARN L170 areAnnotationChecker]: L461 has no Hoare annotation [2020-07-10 15:31:24,906 WARN L170 areAnnotationChecker]: do_write_pEXIT has no Hoare annotation [2020-07-10 15:31:24,906 WARN L170 areAnnotationChecker]: L339 has no Hoare annotation [2020-07-10 15:31:24,906 WARN L170 areAnnotationChecker]: L339 has no Hoare annotation [2020-07-10 15:31:24,906 WARN L170 areAnnotationChecker]: L97 has no Hoare annotation [2020-07-10 15:31:24,906 WARN L170 areAnnotationChecker]: L97 has no Hoare annotation [2020-07-10 15:31:24,906 WARN L170 areAnnotationChecker]: evalEXIT has no Hoare annotation [2020-07-10 15:31:24,906 WARN L170 areAnnotationChecker]: L332 has no Hoare annotation [2020-07-10 15:31:24,906 WARN L170 areAnnotationChecker]: L384 has no Hoare annotation [2020-07-10 15:31:24,907 WARN L170 areAnnotationChecker]: L384 has no Hoare annotation [2020-07-10 15:31:24,907 WARN L170 areAnnotationChecker]: L85 has no Hoare annotation [2020-07-10 15:31:24,907 WARN L170 areAnnotationChecker]: L417-1 has no Hoare annotation [2020-07-10 15:31:24,907 WARN L170 areAnnotationChecker]: fire_delta_eventsEXIT has no Hoare annotation [2020-07-10 15:31:24,907 WARN L170 areAnnotationChecker]: fire_delta_eventsEXIT has no Hoare annotation [2020-07-10 15:31:24,907 WARN L170 areAnnotationChecker]: L403 has no Hoare annotation [2020-07-10 15:31:24,907 WARN L170 areAnnotationChecker]: L403 has no Hoare annotation [2020-07-10 15:31:24,907 WARN L170 areAnnotationChecker]: L66 has no Hoare annotation [2020-07-10 15:31:24,907 WARN L170 areAnnotationChecker]: L202 has no Hoare annotation [2020-07-10 15:31:24,908 WARN L170 areAnnotationChecker]: L171 has no Hoare annotation [2020-07-10 15:31:24,908 WARN L170 areAnnotationChecker]: L171 has no Hoare annotation [2020-07-10 15:31:24,908 WARN L170 areAnnotationChecker]: L163 has no Hoare annotation [2020-07-10 15:31:24,908 WARN L170 areAnnotationChecker]: L305-2 has no Hoare annotation [2020-07-10 15:31:24,908 WARN L170 areAnnotationChecker]: L305-2 has no Hoare annotation [2020-07-10 15:31:24,908 WARN L170 areAnnotationChecker]: exists_runnable_threadEXIT has no Hoare annotation [2020-07-10 15:31:24,908 WARN L170 areAnnotationChecker]: exists_runnable_threadEXIT has no Hoare annotation [2020-07-10 15:31:24,908 WARN L170 areAnnotationChecker]: update_fifo_qEXIT has no Hoare annotation [2020-07-10 15:31:24,908 WARN L170 areAnnotationChecker]: L409-1 has no Hoare annotation [2020-07-10 15:31:24,909 WARN L170 areAnnotationChecker]: L409-1 has no Hoare annotation [2020-07-10 15:31:24,909 WARN L170 areAnnotationChecker]: L409-1 has no Hoare annotation [2020-07-10 15:31:24,909 WARN L170 areAnnotationChecker]: L423 has no Hoare annotation [2020-07-10 15:31:24,909 WARN L170 areAnnotationChecker]: L423 has no Hoare annotation [2020-07-10 15:31:24,909 WARN L170 areAnnotationChecker]: mainFINAL has no Hoare annotation [2020-07-10 15:31:24,909 WARN L170 areAnnotationChecker]: L358 has no Hoare annotation [2020-07-10 15:31:24,909 WARN L170 areAnnotationChecker]: L358 has no Hoare annotation [2020-07-10 15:31:24,909 WARN L170 areAnnotationChecker]: L97-2 has no Hoare annotation [2020-07-10 15:31:24,909 WARN L170 areAnnotationChecker]: L97-2 has no Hoare annotation [2020-07-10 15:31:24,910 WARN L170 areAnnotationChecker]: L413-1 has no Hoare annotation [2020-07-10 15:31:24,910 WARN L170 areAnnotationChecker]: L334 has no Hoare annotation [2020-07-10 15:31:24,910 WARN L170 areAnnotationChecker]: L334 has no Hoare annotation [2020-07-10 15:31:24,910 WARN L170 areAnnotationChecker]: L391 has no Hoare annotation [2020-07-10 15:31:24,910 WARN L170 areAnnotationChecker]: is_do_read_c_triggeredFINAL has no Hoare annotation [2020-07-10 15:31:24,910 WARN L170 areAnnotationChecker]: L421 has no Hoare annotation [2020-07-10 15:31:24,910 WARN L170 areAnnotationChecker]: L421 has no Hoare annotation [2020-07-10 15:31:24,910 WARN L170 areAnnotationChecker]: L404 has no Hoare annotation [2020-07-10 15:31:24,910 WARN L170 areAnnotationChecker]: L404 has no Hoare annotation [2020-07-10 15:31:24,910 WARN L170 areAnnotationChecker]: L421-1 has no Hoare annotation [2020-07-10 15:31:24,911 WARN L170 areAnnotationChecker]: L421-1 has no Hoare annotation [2020-07-10 15:31:24,911 WARN L170 areAnnotationChecker]: is_do_write_p_triggeredFINAL has no Hoare annotation [2020-07-10 15:31:24,911 WARN L170 areAnnotationChecker]: do_read_cEXIT has no Hoare annotation [2020-07-10 15:31:24,911 WARN L170 areAnnotationChecker]: L172-1 has no Hoare annotation [2020-07-10 15:31:24,911 WARN L170 areAnnotationChecker]: L311 has no Hoare annotation [2020-07-10 15:31:24,911 WARN L170 areAnnotationChecker]: L432 has no Hoare annotation [2020-07-10 15:31:24,911 WARN L170 areAnnotationChecker]: L410 has no Hoare annotation [2020-07-10 15:31:24,911 WARN L170 areAnnotationChecker]: L424 has no Hoare annotation [2020-07-10 15:31:24,911 WARN L170 areAnnotationChecker]: mainEXIT has no Hoare annotation [2020-07-10 15:31:24,911 WARN L170 areAnnotationChecker]: L361 has no Hoare annotation [2020-07-10 15:31:24,912 WARN L170 areAnnotationChecker]: L361 has no Hoare annotation [2020-07-10 15:31:24,912 WARN L170 areAnnotationChecker]: L103 has no Hoare annotation [2020-07-10 15:31:24,912 WARN L170 areAnnotationChecker]: L417 has no Hoare annotation [2020-07-10 15:31:24,912 WARN L170 areAnnotationChecker]: L417 has no Hoare annotation [2020-07-10 15:31:24,912 WARN L170 areAnnotationChecker]: L334-1 has no Hoare annotation [2020-07-10 15:31:24,912 WARN L170 areAnnotationChecker]: L334-1 has no Hoare annotation [2020-07-10 15:31:24,912 WARN L170 areAnnotationChecker]: stop_simulationFINAL has no Hoare annotation [2020-07-10 15:31:24,912 WARN L170 areAnnotationChecker]: is_do_read_c_triggeredEXIT has no Hoare annotation [2020-07-10 15:31:24,912 WARN L170 areAnnotationChecker]: is_do_read_c_triggeredEXIT has no Hoare annotation [2020-07-10 15:31:24,913 WARN L170 areAnnotationChecker]: L405 has no Hoare annotation [2020-07-10 15:31:24,913 WARN L170 areAnnotationChecker]: L405 has no Hoare annotation [2020-07-10 15:31:24,913 WARN L170 areAnnotationChecker]: L422 has no Hoare annotation [2020-07-10 15:31:24,913 WARN L170 areAnnotationChecker]: L422 has no Hoare annotation [2020-07-10 15:31:24,913 WARN L170 areAnnotationChecker]: is_do_write_p_triggeredEXIT has no Hoare annotation [2020-07-10 15:31:24,913 WARN L170 areAnnotationChecker]: is_do_write_p_triggeredEXIT has no Hoare annotation [2020-07-10 15:31:24,913 WARN L170 areAnnotationChecker]: L188 has no Hoare annotation [2020-07-10 15:31:24,913 WARN L170 areAnnotationChecker]: L188 has no Hoare annotation [2020-07-10 15:31:24,913 WARN L170 areAnnotationChecker]: L313 has no Hoare annotation [2020-07-10 15:31:24,913 WARN L170 areAnnotationChecker]: L313 has no Hoare annotation [2020-07-10 15:31:24,914 WARN L170 areAnnotationChecker]: start_simulationEXIT has no Hoare annotation [2020-07-10 15:31:24,914 WARN L170 areAnnotationChecker]: L413 has no Hoare annotation [2020-07-10 15:31:24,914 WARN L170 areAnnotationChecker]: L413 has no Hoare annotation [2020-07-10 15:31:24,914 WARN L170 areAnnotationChecker]: L426 has no Hoare annotation [2020-07-10 15:31:24,914 WARN L170 areAnnotationChecker]: L426 has no Hoare annotation [2020-07-10 15:31:24,914 WARN L170 areAnnotationChecker]: L105 has no Hoare annotation [2020-07-10 15:31:24,914 WARN L170 areAnnotationChecker]: L105 has no Hoare annotation [2020-07-10 15:31:24,914 WARN L170 areAnnotationChecker]: L343 has no Hoare annotation [2020-07-10 15:31:24,914 WARN L170 areAnnotationChecker]: L343 has no Hoare annotation [2020-07-10 15:31:24,914 WARN L170 areAnnotationChecker]: stop_simulationEXIT has no Hoare annotation [2020-07-10 15:31:24,915 WARN L170 areAnnotationChecker]: L189 has no Hoare annotation [2020-07-10 15:31:24,915 WARN L170 areAnnotationChecker]: L189 has no Hoare annotation [2020-07-10 15:31:24,915 WARN L170 areAnnotationChecker]: L198 has no Hoare annotation [2020-07-10 15:31:24,915 WARN L170 areAnnotationChecker]: L198 has no Hoare annotation [2020-07-10 15:31:24,915 WARN L170 areAnnotationChecker]: L313-2 has no Hoare annotation [2020-07-10 15:31:24,915 WARN L170 areAnnotationChecker]: L105-2 has no Hoare annotation [2020-07-10 15:31:24,915 WARN L170 areAnnotationChecker]: L346 has no Hoare annotation [2020-07-10 15:31:24,915 WARN L170 areAnnotationChecker]: L346 has no Hoare annotation [2020-07-10 15:31:24,915 WARN L170 areAnnotationChecker]: L349 has no Hoare annotation [2020-07-10 15:31:24,915 WARN L170 areAnnotationChecker]: L349 has no Hoare annotation [2020-07-10 15:31:24,916 WARN L170 areAnnotationChecker]: L193 has no Hoare annotation [2020-07-10 15:31:24,916 WARN L170 areAnnotationChecker]: L193 has no Hoare annotation [2020-07-10 15:31:24,916 WARN L170 areAnnotationChecker]: activate_threadsEXIT has no Hoare annotation [2020-07-10 15:31:24,916 WARN L170 areAnnotationChecker]: activate_threadsEXIT has no Hoare annotation [2020-07-10 15:31:24,916 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. [2020-07-10 15:31:24,920 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.07 03:31:24 BoogieIcfgContainer [2020-07-10 15:31:24,920 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-10 15:31:24,923 INFO L168 Benchmark]: Toolchain (without parser) took 54710.39 ms. Allocated memory was 143.7 MB in the beginning and 623.9 MB in the end (delta: 480.2 MB). Free memory was 101.7 MB in the beginning and 573.8 MB in the end (delta: -472.1 MB). Peak memory consumption was 499.9 MB. Max. memory is 7.1 GB. [2020-07-10 15:31:24,924 INFO L168 Benchmark]: CDTParser took 0.52 ms. Allocated memory is still 143.7 MB. Free memory was 120.3 MB in the beginning and 120.1 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2020-07-10 15:31:24,925 INFO L168 Benchmark]: CACSL2BoogieTranslator took 377.65 ms. Allocated memory is still 143.7 MB. Free memory was 101.5 MB in the beginning and 87.4 MB in the end (delta: 14.1 MB). Peak memory consumption was 14.1 MB. Max. memory is 7.1 GB. [2020-07-10 15:31:24,926 INFO L168 Benchmark]: Boogie Preprocessor took 148.24 ms. Allocated memory was 143.7 MB in the beginning and 201.9 MB in the end (delta: 58.2 MB). Free memory was 87.4 MB in the beginning and 178.7 MB in the end (delta: -91.3 MB). Peak memory consumption was 9.7 MB. Max. memory is 7.1 GB. [2020-07-10 15:31:24,926 INFO L168 Benchmark]: RCFGBuilder took 815.01 ms. Allocated memory is still 201.9 MB. Free memory was 178.7 MB in the beginning and 124.6 MB in the end (delta: 54.1 MB). Peak memory consumption was 54.1 MB. Max. memory is 7.1 GB. [2020-07-10 15:31:24,927 INFO L168 Benchmark]: TraceAbstraction took 53363.67 ms. Allocated memory was 201.9 MB in the beginning and 623.9 MB in the end (delta: 422.1 MB). Free memory was 124.0 MB in the beginning and 573.8 MB in the end (delta: -449.8 MB). Peak memory consumption was 463.9 MB. Max. memory is 7.1 GB. [2020-07-10 15:31:24,930 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 0.52 ms. Allocated memory is still 143.7 MB. Free memory was 120.3 MB in the beginning and 120.1 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 377.65 ms. Allocated memory is still 143.7 MB. Free memory was 101.5 MB in the beginning and 87.4 MB in the end (delta: 14.1 MB). Peak memory consumption was 14.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 148.24 ms. Allocated memory was 143.7 MB in the beginning and 201.9 MB in the end (delta: 58.2 MB). Free memory was 87.4 MB in the beginning and 178.7 MB in the end (delta: -91.3 MB). Peak memory consumption was 9.7 MB. Max. memory is 7.1 GB. * RCFGBuilder took 815.01 ms. Allocated memory is still 201.9 MB. Free memory was 178.7 MB in the beginning and 124.6 MB in the end (delta: 54.1 MB). Peak memory consumption was 54.1 MB. Max. memory is 7.1 GB. * TraceAbstraction took 53363.67 ms. Allocated memory was 201.9 MB in the beginning and 623.9 MB in the end (delta: 422.1 MB). Free memory was 124.0 MB in the beginning and 573.8 MB in the end (delta: -449.8 MB). Peak memory consumption was 463.9 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: 53.0s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 44.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 502 SDtfs, 2465 SDslu, 694 SDs, 0 SdLazy, 4903 SolverSat, 1482 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 14.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 181 GetRequests, 89 SyntacticMatches, 0 SemanticMatches, 92 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 450 ImplicationChecksByTransitivity, 2.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=523occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 5.7s AutomataMinimizationTime, 4 MinimizatonAttempts, 860 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s 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...