./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/combinations/pc_sfifo_1.cil-2+token_ring.04.cil-2.c --full-output -ea --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 03d7b7b3 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -ea -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/combinations/pc_sfifo_1.cil-2+token_ring.04.cil-2.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash c775d42bfad3c45ab40b07224c097c48233d7fc79c2c6639ab29adb0162bc4be --- Real Ultimate output --- This is Ultimate 0.2.2-dev-03d7b7b [2022-02-20 19:54:49,430 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-02-20 19:54:49,431 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-02-20 19:54:49,453 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-02-20 19:54:49,454 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-02-20 19:54:49,456 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-02-20 19:54:49,458 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-02-20 19:54:49,462 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-02-20 19:54:49,464 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-02-20 19:54:49,468 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-02-20 19:54:49,468 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-02-20 19:54:49,469 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-02-20 19:54:49,470 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-02-20 19:54:49,472 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-02-20 19:54:49,473 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-02-20 19:54:49,474 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-02-20 19:54:49,475 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-02-20 19:54:49,475 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-02-20 19:54:49,479 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-02-20 19:54:49,482 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-02-20 19:54:49,483 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-02-20 19:54:49,484 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-02-20 19:54:49,485 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-02-20 19:54:49,486 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-02-20 19:54:49,488 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-02-20 19:54:49,489 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-02-20 19:54:49,489 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-02-20 19:54:49,490 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-02-20 19:54:49,490 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-02-20 19:54:49,491 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-02-20 19:54:49,491 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-02-20 19:54:49,492 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-02-20 19:54:49,493 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-02-20 19:54:49,494 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-02-20 19:54:49,495 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-02-20 19:54:49,495 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-02-20 19:54:49,496 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-02-20 19:54:49,496 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-02-20 19:54:49,496 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-02-20 19:54:49,496 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-02-20 19:54:49,497 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-02-20 19:54:49,498 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2022-02-20 19:54:49,524 INFO L113 SettingsManager]: Loading preferences was successful [2022-02-20 19:54:49,526 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-02-20 19:54:49,527 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-02-20 19:54:49,527 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-02-20 19:54:49,527 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-02-20 19:54:49,528 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-02-20 19:54:49,528 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-02-20 19:54:49,528 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-02-20 19:54:49,528 INFO L138 SettingsManager]: * Use SBE=true [2022-02-20 19:54:49,528 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-02-20 19:54:49,529 INFO L138 SettingsManager]: * sizeof long=4 [2022-02-20 19:54:49,529 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-02-20 19:54:49,530 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-02-20 19:54:49,530 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-02-20 19:54:49,530 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-02-20 19:54:49,530 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-02-20 19:54:49,530 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-02-20 19:54:49,530 INFO L138 SettingsManager]: * sizeof long double=12 [2022-02-20 19:54:49,531 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-02-20 19:54:49,531 INFO L138 SettingsManager]: * Use constant arrays=true [2022-02-20 19:54:49,531 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-02-20 19:54:49,531 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-02-20 19:54:49,531 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-02-20 19:54:49,531 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-02-20 19:54:49,531 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-20 19:54:49,532 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-02-20 19:54:49,532 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-02-20 19:54:49,532 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-02-20 19:54:49,532 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-02-20 19:54:49,532 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-02-20 19:54:49,533 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-02-20 19:54:49,534 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-02-20 19:54:49,534 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-02-20 19:54:49,534 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c775d42bfad3c45ab40b07224c097c48233d7fc79c2c6639ab29adb0162bc4be [2022-02-20 19:54:49,686 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-02-20 19:54:49,701 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-02-20 19:54:49,703 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-02-20 19:54:49,704 INFO L271 PluginConnector]: Initializing CDTParser... [2022-02-20 19:54:49,705 INFO L275 PluginConnector]: CDTParser initialized [2022-02-20 19:54:49,706 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/combinations/pc_sfifo_1.cil-2+token_ring.04.cil-2.c [2022-02-20 19:54:49,759 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bb17c05e6/4681bf361f664963a21315078a4d317b/FLAGfdb62f685 [2022-02-20 19:54:50,138 INFO L306 CDTParser]: Found 1 translation units. [2022-02-20 19:54:50,139 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/combinations/pc_sfifo_1.cil-2+token_ring.04.cil-2.c [2022-02-20 19:54:50,149 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bb17c05e6/4681bf361f664963a21315078a4d317b/FLAGfdb62f685 [2022-02-20 19:54:50,160 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bb17c05e6/4681bf361f664963a21315078a4d317b [2022-02-20 19:54:50,162 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-02-20 19:54:50,165 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-02-20 19:54:50,166 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-02-20 19:54:50,166 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-02-20 19:54:50,168 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-02-20 19:54:50,172 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.02 07:54:50" (1/1) ... [2022-02-20 19:54:50,173 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1fb646f5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 07:54:50, skipping insertion in model container [2022-02-20 19:54:50,173 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.02 07:54:50" (1/1) ... [2022-02-20 19:54:50,178 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-02-20 19:54:50,202 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-02-20 19:54:50,330 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/combinations/pc_sfifo_1.cil-2+token_ring.04.cil-2.c[913,926] [2022-02-20 19:54:50,360 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/combinations/pc_sfifo_1.cil-2+token_ring.04.cil-2.c[5977,5990] [2022-02-20 19:54:50,423 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-20 19:54:50,430 INFO L203 MainTranslator]: Completed pre-run [2022-02-20 19:54:50,438 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/combinations/pc_sfifo_1.cil-2+token_ring.04.cil-2.c[913,926] [2022-02-20 19:54:50,450 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/combinations/pc_sfifo_1.cil-2+token_ring.04.cil-2.c[5977,5990] [2022-02-20 19:54:50,478 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-20 19:54:50,491 INFO L208 MainTranslator]: Completed translation [2022-02-20 19:54:50,492 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 07:54:50 WrapperNode [2022-02-20 19:54:50,492 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-02-20 19:54:50,493 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-02-20 19:54:50,493 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-02-20 19:54:50,493 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-02-20 19:54:50,511 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 07:54:50" (1/1) ... [2022-02-20 19:54:50,529 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 07:54:50" (1/1) ... [2022-02-20 19:54:50,590 INFO L137 Inliner]: procedures = 56, calls = 61, calls flagged for inlining = 30, calls inlined = 30, statements flattened = 596 [2022-02-20 19:54:50,590 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-02-20 19:54:50,591 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-02-20 19:54:50,591 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-02-20 19:54:50,591 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-02-20 19:54:50,598 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 07:54:50" (1/1) ... [2022-02-20 19:54:50,598 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 07:54:50" (1/1) ... [2022-02-20 19:54:50,600 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 07:54:50" (1/1) ... [2022-02-20 19:54:50,605 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 07:54:50" (1/1) ... [2022-02-20 19:54:50,612 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 07:54:50" (1/1) ... [2022-02-20 19:54:50,630 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 07:54:50" (1/1) ... [2022-02-20 19:54:50,632 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 07:54:50" (1/1) ... [2022-02-20 19:54:50,635 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-02-20 19:54:50,635 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-02-20 19:54:50,635 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-02-20 19:54:50,635 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-02-20 19:54:50,636 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 07:54:50" (1/1) ... [2022-02-20 19:54:50,641 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-20 19:54:50,652 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-20 19:54:50,661 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-02-20 19:54:50,663 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-02-20 19:54:50,689 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-02-20 19:54:50,689 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2022-02-20 19:54:50,689 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2022-02-20 19:54:50,690 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify_threads [2022-02-20 19:54:50,690 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify_threads [2022-02-20 19:54:50,691 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread1 [2022-02-20 19:54:50,691 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread1 [2022-02-20 19:54:50,691 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread2 [2022-02-20 19:54:50,691 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread2 [2022-02-20 19:54:50,691 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events2 [2022-02-20 19:54:50,691 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events2 [2022-02-20 19:54:50,692 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads2 [2022-02-20 19:54:50,692 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads2 [2022-02-20 19:54:50,692 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels2 [2022-02-20 19:54:50,692 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels2 [2022-02-20 19:54:50,692 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-02-20 19:54:50,693 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events2 [2022-02-20 19:54:50,693 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events2 [2022-02-20 19:54:50,693 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-02-20 19:54:50,693 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-02-20 19:54:50,693 INFO L130 BoogieDeclarations]: Found specification of procedure error1 [2022-02-20 19:54:50,693 INFO L138 BoogieDeclarations]: Found implementation of procedure error1 [2022-02-20 19:54:50,693 INFO L130 BoogieDeclarations]: Found specification of procedure error2 [2022-02-20 19:54:50,693 INFO L138 BoogieDeclarations]: Found implementation of procedure error2 [2022-02-20 19:54:50,760 INFO L234 CfgBuilder]: Building ICFG [2022-02-20 19:54:50,761 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-02-20 19:54:51,206 INFO L275 CfgBuilder]: Performing block encoding [2022-02-20 19:54:51,214 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-02-20 19:54:51,215 INFO L299 CfgBuilder]: Removed 11 assume(true) statements. [2022-02-20 19:54:51,216 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.02 07:54:51 BoogieIcfgContainer [2022-02-20 19:54:51,216 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-02-20 19:54:51,217 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-02-20 19:54:51,217 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-02-20 19:54:51,220 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-02-20 19:54:51,220 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.02 07:54:50" (1/3) ... [2022-02-20 19:54:51,221 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5d9d4f0e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.02 07:54:51, skipping insertion in model container [2022-02-20 19:54:51,221 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 07:54:50" (2/3) ... [2022-02-20 19:54:51,221 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5d9d4f0e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.02 07:54:51, skipping insertion in model container [2022-02-20 19:54:51,221 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.02 07:54:51" (3/3) ... [2022-02-20 19:54:51,222 INFO L111 eAbstractionObserver]: Analyzing ICFG pc_sfifo_1.cil-2+token_ring.04.cil-2.c [2022-02-20 19:54:51,226 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-02-20 19:54:51,226 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2022-02-20 19:54:51,258 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-02-20 19:54:51,278 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2022-02-20 19:54:51,278 INFO L340 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2022-02-20 19:54:51,298 INFO L276 IsEmpty]: Start isEmpty. Operand has 262 states, 223 states have (on average 1.6053811659192825) internal successors, (358), 230 states have internal predecessors, (358), 26 states have call successors, (26), 10 states have call predecessors, (26), 10 states have return successors, (26), 24 states have call predecessors, (26), 26 states have call successors, (26) [2022-02-20 19:54:51,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-02-20 19:54:51,304 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 19:54:51,304 INFO L514 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] [2022-02-20 19:54:51,305 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting error1Err0ASSERT_VIOLATIONERROR_FUNCTION === [error1Err0ASSERT_VIOLATIONERROR_FUNCTION, error2Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-20 19:54:51,308 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 19:54:51,309 INFO L85 PathProgramCache]: Analyzing trace with hash -994911012, now seen corresponding path program 1 times [2022-02-20 19:54:51,315 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 19:54:51,315 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1606101848] [2022-02-20 19:54:51,316 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 19:54:51,316 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 19:54:51,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 19:54:51,512 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-02-20 19:54:51,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 19:54:51,539 INFO L290 TraceCheckUtils]: 0: Hoare triple {265#true} havoc ~__retres1~2; {265#true} is VALID [2022-02-20 19:54:51,541 INFO L290 TraceCheckUtils]: 1: Hoare triple {265#true} assume 0 == ~p_dw_st~0;~__retres1~2 := 1; {267#(= ~p_dw_st~0 0)} is VALID [2022-02-20 19:54:51,542 INFO L290 TraceCheckUtils]: 2: Hoare triple {267#(= ~p_dw_st~0 0)} #res := ~__retres1~2; {267#(= ~p_dw_st~0 0)} is VALID [2022-02-20 19:54:51,542 INFO L290 TraceCheckUtils]: 3: Hoare triple {267#(= ~p_dw_st~0 0)} assume true; {267#(= ~p_dw_st~0 0)} is VALID [2022-02-20 19:54:51,545 INFO L284 TraceCheckUtils]: 4: Hoare quadruple {267#(= ~p_dw_st~0 0)} {267#(= ~p_dw_st~0 0)} #955#return; {267#(= ~p_dw_st~0 0)} is VALID [2022-02-20 19:54:51,550 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-02-20 19:54:51,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 19:54:51,577 INFO L290 TraceCheckUtils]: 0: Hoare triple {287#(and (= |old(~p_dw_st~0)| ~p_dw_st~0) (= ~c_dr_st~0 |old(~c_dr_st~0)|))} havoc ~tmp~0#1;havoc ~tmp___0~0#1;assume { :begin_inline_is_do_write_p_triggered } true;havoc is_do_write_p_triggered_#res#1;havoc is_do_write_p_triggered_~__retres1~0#1;havoc is_do_write_p_triggered_~__retres1~0#1; {265#true} is VALID [2022-02-20 19:54:51,578 INFO L290 TraceCheckUtils]: 1: Hoare triple {265#true} assume !(1 == ~p_dw_pc~0); {265#true} is VALID [2022-02-20 19:54:51,578 INFO L290 TraceCheckUtils]: 2: Hoare triple {265#true} is_do_write_p_triggered_~__retres1~0#1 := 0; {265#true} is VALID [2022-02-20 19:54:51,578 INFO L290 TraceCheckUtils]: 3: Hoare triple {265#true} is_do_write_p_triggered_#res#1 := is_do_write_p_triggered_~__retres1~0#1; {265#true} is VALID [2022-02-20 19:54:51,579 INFO L290 TraceCheckUtils]: 4: Hoare triple {265#true} #t~ret5#1 := is_do_write_p_triggered_#res#1;assume { :end_inline_is_do_write_p_triggered } true;assume -2147483648 <= #t~ret5#1 && #t~ret5#1 <= 2147483647;~tmp~0#1 := #t~ret5#1;havoc #t~ret5#1; {265#true} is VALID [2022-02-20 19:54:51,579 INFO L290 TraceCheckUtils]: 5: Hoare triple {265#true} assume 0 != ~tmp~0#1;~p_dw_st~0 := 0; {265#true} is VALID [2022-02-20 19:54:51,579 INFO L290 TraceCheckUtils]: 6: Hoare triple {265#true} assume { :begin_inline_is_do_read_c_triggered } true;havoc is_do_read_c_triggered_#res#1;havoc is_do_read_c_triggered_~__retres1~1#1;havoc is_do_read_c_triggered_~__retres1~1#1; {265#true} is VALID [2022-02-20 19:54:51,579 INFO L290 TraceCheckUtils]: 7: Hoare triple {265#true} assume 1 == ~c_dr_pc~0; {265#true} is VALID [2022-02-20 19:54:51,579 INFO L290 TraceCheckUtils]: 8: Hoare triple {265#true} assume 1 == ~q_write_ev~0;is_do_read_c_triggered_~__retres1~1#1 := 1; {265#true} is VALID [2022-02-20 19:54:51,580 INFO L290 TraceCheckUtils]: 9: Hoare triple {265#true} is_do_read_c_triggered_#res#1 := is_do_read_c_triggered_~__retres1~1#1; {265#true} is VALID [2022-02-20 19:54:51,580 INFO L290 TraceCheckUtils]: 10: Hoare triple {265#true} #t~ret6#1 := is_do_read_c_triggered_#res#1;assume { :end_inline_is_do_read_c_triggered } true;assume -2147483648 <= #t~ret6#1 && #t~ret6#1 <= 2147483647;~tmp___0~0#1 := #t~ret6#1;havoc #t~ret6#1; {265#true} is VALID [2022-02-20 19:54:51,580 INFO L290 TraceCheckUtils]: 11: Hoare triple {265#true} assume 0 != ~tmp___0~0#1;~c_dr_st~0 := 0; {265#true} is VALID [2022-02-20 19:54:51,580 INFO L290 TraceCheckUtils]: 12: Hoare triple {265#true} assume true; {265#true} is VALID [2022-02-20 19:54:51,581 INFO L284 TraceCheckUtils]: 13: Hoare quadruple {265#true} {266#false} #959#return; {266#false} is VALID [2022-02-20 19:54:51,582 INFO L290 TraceCheckUtils]: 0: Hoare triple {265#true} assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(19, 2);call #Ultimate.allocInit(12, 3);~q_buf_0~0 := 0;~q_free~0 := 0;~q_read_ev~0 := 0;~q_write_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;~m_pc~0 := 0;~t1_pc~0 := 0;~t2_pc~0 := 0;~t3_pc~0 := 0;~t4_pc~0 := 0;~m_st~0 := 0;~t1_st~0 := 0;~t2_st~0 := 0;~t3_st~0 := 0;~t4_st~0 := 0;~m_i~0 := 0;~t1_i~0 := 0;~t2_i~0 := 0;~t3_i~0 := 0;~t4_i~0 := 0;~M_E~0 := 2;~T1_E~0 := 2;~T2_E~0 := 2;~T3_E~0 := 2;~T4_E~0 := 2;~E_M~0 := 2;~E_1~0 := 2;~E_2~0 := 2;~E_3~0 := 2;~E_4~0 := 2;~token~0 := 0;~local~0 := 0; {265#true} is VALID [2022-02-20 19:54:51,582 INFO L290 TraceCheckUtils]: 1: Hoare triple {265#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet33#1, main_#t~ret34#1, main_#t~ret35#1;assume -2147483648 <= main_#t~nondet33#1 && main_#t~nondet33#1 <= 2147483647; {265#true} is VALID [2022-02-20 19:54:51,583 INFO L290 TraceCheckUtils]: 2: Hoare triple {265#true} assume 0 != main_#t~nondet33#1;havoc main_#t~nondet33#1;assume { :begin_inline_main1 } true;havoc main1_#res#1;havoc main1_~__retres1~3#1;havoc main1_~__retres1~3#1;assume { :begin_inline_init_model1 } true;~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; {265#true} is VALID [2022-02-20 19:54:51,583 INFO L290 TraceCheckUtils]: 3: Hoare triple {265#true} assume { :end_inline_init_model1 } true;assume { :begin_inline_start_simulation1 } true;havoc start_simulation1_#t~ret12#1, start_simulation1_~kernel_st~0#1, start_simulation1_~tmp~3#1;havoc start_simulation1_~kernel_st~0#1;havoc start_simulation1_~tmp~3#1;start_simulation1_~kernel_st~0#1 := 0;assume { :begin_inline_init_threads1 } true; {265#true} is VALID [2022-02-20 19:54:51,584 INFO L290 TraceCheckUtils]: 4: Hoare triple {265#true} assume 1 == ~p_dw_i~0;~p_dw_st~0 := 0; {267#(= ~p_dw_st~0 0)} is VALID [2022-02-20 19:54:51,585 INFO L290 TraceCheckUtils]: 5: Hoare triple {267#(= ~p_dw_st~0 0)} assume 1 == ~c_dr_i~0;~c_dr_st~0 := 0; {267#(= ~p_dw_st~0 0)} is VALID [2022-02-20 19:54:51,585 INFO L290 TraceCheckUtils]: 6: Hoare triple {267#(= ~p_dw_st~0 0)} assume { :end_inline_init_threads1 } true; {267#(= ~p_dw_st~0 0)} is VALID [2022-02-20 19:54:51,586 INFO L290 TraceCheckUtils]: 7: Hoare triple {267#(= ~p_dw_st~0 0)} assume !false; {267#(= ~p_dw_st~0 0)} is VALID [2022-02-20 19:54:51,586 INFO L290 TraceCheckUtils]: 8: Hoare triple {267#(= ~p_dw_st~0 0)} start_simulation1_~kernel_st~0#1 := 1;assume { :begin_inline_eval1 } true;havoc eval1_#t~ret8#1, eval1_#t~nondet9#1, eval1_#t~nondet10#1, eval1_~tmp~1#1, eval1_~tmp___0~1#1, eval1_~tmp___1~0#1;havoc eval1_~tmp~1#1;havoc eval1_~tmp___0~1#1;havoc eval1_~tmp___1~0#1; {267#(= ~p_dw_st~0 0)} is VALID [2022-02-20 19:54:51,587 INFO L290 TraceCheckUtils]: 9: Hoare triple {267#(= ~p_dw_st~0 0)} assume !false; {267#(= ~p_dw_st~0 0)} is VALID [2022-02-20 19:54:51,587 INFO L272 TraceCheckUtils]: 10: Hoare triple {267#(= ~p_dw_st~0 0)} call eval1_#t~ret8#1 := exists_runnable_thread1(); {265#true} is VALID [2022-02-20 19:54:51,588 INFO L290 TraceCheckUtils]: 11: Hoare triple {265#true} havoc ~__retres1~2; {265#true} is VALID [2022-02-20 19:54:51,588 INFO L290 TraceCheckUtils]: 12: Hoare triple {265#true} assume 0 == ~p_dw_st~0;~__retres1~2 := 1; {267#(= ~p_dw_st~0 0)} is VALID [2022-02-20 19:54:51,589 INFO L290 TraceCheckUtils]: 13: Hoare triple {267#(= ~p_dw_st~0 0)} #res := ~__retres1~2; {267#(= ~p_dw_st~0 0)} is VALID [2022-02-20 19:54:51,589 INFO L290 TraceCheckUtils]: 14: Hoare triple {267#(= ~p_dw_st~0 0)} assume true; {267#(= ~p_dw_st~0 0)} is VALID [2022-02-20 19:54:51,590 INFO L284 TraceCheckUtils]: 15: Hoare quadruple {267#(= ~p_dw_st~0 0)} {267#(= ~p_dw_st~0 0)} #955#return; {267#(= ~p_dw_st~0 0)} is VALID [2022-02-20 19:54:51,590 INFO L290 TraceCheckUtils]: 16: Hoare triple {267#(= ~p_dw_st~0 0)} assume -2147483648 <= eval1_#t~ret8#1 && eval1_#t~ret8#1 <= 2147483647;eval1_~tmp___1~0#1 := eval1_#t~ret8#1;havoc eval1_#t~ret8#1; {267#(= ~p_dw_st~0 0)} is VALID [2022-02-20 19:54:51,591 INFO L290 TraceCheckUtils]: 17: Hoare triple {267#(= ~p_dw_st~0 0)} assume 0 != eval1_~tmp___1~0#1; {267#(= ~p_dw_st~0 0)} is VALID [2022-02-20 19:54:51,591 INFO L290 TraceCheckUtils]: 18: Hoare triple {267#(= ~p_dw_st~0 0)} assume !(0 == ~p_dw_st~0); {266#false} is VALID [2022-02-20 19:54:51,591 INFO L290 TraceCheckUtils]: 19: Hoare triple {266#false} assume 0 == ~c_dr_st~0;assume -2147483648 <= eval1_#t~nondet10#1 && eval1_#t~nondet10#1 <= 2147483647;eval1_~tmp___0~1#1 := eval1_#t~nondet10#1;havoc eval1_#t~nondet10#1; {266#false} is VALID [2022-02-20 19:54:51,592 INFO L290 TraceCheckUtils]: 20: Hoare triple {266#false} assume 0 != eval1_~tmp___0~1#1;~c_dr_st~0 := 1;assume { :begin_inline_do_read_c } true;havoc do_read_c_~a~0#1;havoc do_read_c_~a~0#1; {266#false} is VALID [2022-02-20 19:54:51,592 INFO L290 TraceCheckUtils]: 21: Hoare triple {266#false} assume 0 == ~c_dr_pc~0; {266#false} is VALID [2022-02-20 19:54:51,592 INFO L290 TraceCheckUtils]: 22: Hoare triple {266#false} assume !false; {266#false} is VALID [2022-02-20 19:54:51,592 INFO L290 TraceCheckUtils]: 23: Hoare triple {266#false} assume !(1 == ~q_free~0); {266#false} is VALID [2022-02-20 19:54:51,593 INFO L290 TraceCheckUtils]: 24: Hoare triple {266#false} do_read_c_~a~0#1 := ~q_buf_0~0;~c_last_read~0 := do_read_c_~a~0#1;~c_num_read~0 := 1 + ~c_num_read~0;~q_free~0 := 1;~q_read_ev~0 := 1; {266#false} is VALID [2022-02-20 19:54:51,593 INFO L272 TraceCheckUtils]: 25: Hoare triple {266#false} call immediate_notify_threads(); {287#(and (= |old(~p_dw_st~0)| ~p_dw_st~0) (= ~c_dr_st~0 |old(~c_dr_st~0)|))} is VALID [2022-02-20 19:54:51,593 INFO L290 TraceCheckUtils]: 26: Hoare triple {287#(and (= |old(~p_dw_st~0)| ~p_dw_st~0) (= ~c_dr_st~0 |old(~c_dr_st~0)|))} havoc ~tmp~0#1;havoc ~tmp___0~0#1;assume { :begin_inline_is_do_write_p_triggered } true;havoc is_do_write_p_triggered_#res#1;havoc is_do_write_p_triggered_~__retres1~0#1;havoc is_do_write_p_triggered_~__retres1~0#1; {265#true} is VALID [2022-02-20 19:54:51,593 INFO L290 TraceCheckUtils]: 27: Hoare triple {265#true} assume !(1 == ~p_dw_pc~0); {265#true} is VALID [2022-02-20 19:54:51,593 INFO L290 TraceCheckUtils]: 28: Hoare triple {265#true} is_do_write_p_triggered_~__retres1~0#1 := 0; {265#true} is VALID [2022-02-20 19:54:51,594 INFO L290 TraceCheckUtils]: 29: Hoare triple {265#true} is_do_write_p_triggered_#res#1 := is_do_write_p_triggered_~__retres1~0#1; {265#true} is VALID [2022-02-20 19:54:51,596 INFO L290 TraceCheckUtils]: 30: Hoare triple {265#true} #t~ret5#1 := is_do_write_p_triggered_#res#1;assume { :end_inline_is_do_write_p_triggered } true;assume -2147483648 <= #t~ret5#1 && #t~ret5#1 <= 2147483647;~tmp~0#1 := #t~ret5#1;havoc #t~ret5#1; {265#true} is VALID [2022-02-20 19:54:51,596 INFO L290 TraceCheckUtils]: 31: Hoare triple {265#true} assume 0 != ~tmp~0#1;~p_dw_st~0 := 0; {265#true} is VALID [2022-02-20 19:54:51,596 INFO L290 TraceCheckUtils]: 32: Hoare triple {265#true} assume { :begin_inline_is_do_read_c_triggered } true;havoc is_do_read_c_triggered_#res#1;havoc is_do_read_c_triggered_~__retres1~1#1;havoc is_do_read_c_triggered_~__retres1~1#1; {265#true} is VALID [2022-02-20 19:54:51,597 INFO L290 TraceCheckUtils]: 33: Hoare triple {265#true} assume 1 == ~c_dr_pc~0; {265#true} is VALID [2022-02-20 19:54:51,598 INFO L290 TraceCheckUtils]: 34: Hoare triple {265#true} assume 1 == ~q_write_ev~0;is_do_read_c_triggered_~__retres1~1#1 := 1; {265#true} is VALID [2022-02-20 19:54:51,600 INFO L290 TraceCheckUtils]: 35: Hoare triple {265#true} is_do_read_c_triggered_#res#1 := is_do_read_c_triggered_~__retres1~1#1; {265#true} is VALID [2022-02-20 19:54:51,601 INFO L290 TraceCheckUtils]: 36: Hoare triple {265#true} #t~ret6#1 := is_do_read_c_triggered_#res#1;assume { :end_inline_is_do_read_c_triggered } true;assume -2147483648 <= #t~ret6#1 && #t~ret6#1 <= 2147483647;~tmp___0~0#1 := #t~ret6#1;havoc #t~ret6#1; {265#true} is VALID [2022-02-20 19:54:51,601 INFO L290 TraceCheckUtils]: 37: Hoare triple {265#true} assume 0 != ~tmp___0~0#1;~c_dr_st~0 := 0; {265#true} is VALID [2022-02-20 19:54:51,602 INFO L290 TraceCheckUtils]: 38: Hoare triple {265#true} assume true; {265#true} is VALID [2022-02-20 19:54:51,602 INFO L284 TraceCheckUtils]: 39: Hoare quadruple {265#true} {266#false} #959#return; {266#false} is VALID [2022-02-20 19:54:51,602 INFO L290 TraceCheckUtils]: 40: Hoare triple {266#false} ~q_read_ev~0 := 2; {266#false} is VALID [2022-02-20 19:54:51,603 INFO L290 TraceCheckUtils]: 41: Hoare triple {266#false} assume !(~p_last_write~0 == ~c_last_read~0); {266#false} is VALID [2022-02-20 19:54:51,603 INFO L272 TraceCheckUtils]: 42: Hoare triple {266#false} call error1(); {266#false} is VALID [2022-02-20 19:54:51,604 INFO L290 TraceCheckUtils]: 43: Hoare triple {266#false} assume !false; {266#false} is VALID [2022-02-20 19:54:51,608 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-20 19:54:51,608 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 19:54:51,608 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1606101848] [2022-02-20 19:54:51,609 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1606101848] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 19:54:51,609 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 19:54:51,609 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-02-20 19:54:51,612 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [760450186] [2022-02-20 19:54:51,612 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 19:54:51,617 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.75) internal successors, (39), 3 states have internal predecessors, (39), 2 states have call successors, (3), 3 states have call predecessors, (3), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 44 [2022-02-20 19:54:51,619 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 19:54:51,622 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 4 states, 4 states have (on average 9.75) internal successors, (39), 3 states have internal predecessors, (39), 2 states have call successors, (3), 3 states have call predecessors, (3), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-02-20 19:54:51,659 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 44 edges. 44 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 19:54:51,660 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-02-20 19:54:51,660 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 19:54:51,681 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-02-20 19:54:51,682 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-02-20 19:54:51,687 INFO L87 Difference]: Start difference. First operand has 262 states, 223 states have (on average 1.6053811659192825) internal successors, (358), 230 states have internal predecessors, (358), 26 states have call successors, (26), 10 states have call predecessors, (26), 10 states have return successors, (26), 24 states have call predecessors, (26), 26 states have call successors, (26) Second operand has 4 states, 4 states have (on average 9.75) internal successors, (39), 3 states have internal predecessors, (39), 2 states have call successors, (3), 3 states have call predecessors, (3), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-02-20 19:54:52,436 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 19:54:52,437 INFO L93 Difference]: Finished difference Result 576 states and 904 transitions. [2022-02-20 19:54:52,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-02-20 19:54:52,437 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.75) internal successors, (39), 3 states have internal predecessors, (39), 2 states have call successors, (3), 3 states have call predecessors, (3), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 44 [2022-02-20 19:54:52,438 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-20 19:54:52,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 9.75) internal successors, (39), 3 states have internal predecessors, (39), 2 states have call successors, (3), 3 states have call predecessors, (3), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-02-20 19:54:52,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 904 transitions. [2022-02-20 19:54:52,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 9.75) internal successors, (39), 3 states have internal predecessors, (39), 2 states have call successors, (3), 3 states have call predecessors, (3), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-02-20 19:54:52,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 904 transitions. [2022-02-20 19:54:52,468 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states and 904 transitions. [2022-02-20 19:54:53,078 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 904 edges. 904 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 19:54:53,106 INFO L225 Difference]: With dead ends: 576 [2022-02-20 19:54:53,107 INFO L226 Difference]: Without dead ends: 321 [2022-02-20 19:54:53,113 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-02-20 19:54:53,116 INFO L933 BasicCegarLoop]: 397 mSDtfsCounter, 477 mSDsluCounter, 272 mSDsCounter, 0 mSdLazyCounter, 89 mSolverCounterSat, 42 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 495 SdHoareTripleChecker+Valid, 669 SdHoareTripleChecker+Invalid, 131 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 42 IncrementalHoareTripleChecker+Valid, 89 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-02-20 19:54:53,117 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [495 Valid, 669 Invalid, 131 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [42 Valid, 89 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-02-20 19:54:53,130 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 321 states. [2022-02-20 19:54:53,167 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 321 to 315. [2022-02-20 19:54:53,169 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-20 19:54:53,171 INFO L82 GeneralOperation]: Start isEquivalent. First operand 321 states. Second operand has 315 states, 272 states have (on average 1.474264705882353) internal successors, (401), 277 states have internal predecessors, (401), 30 states have call successors, (30), 12 states have call predecessors, (30), 11 states have return successors, (32), 26 states have call predecessors, (32), 26 states have call successors, (32) [2022-02-20 19:54:53,172 INFO L74 IsIncluded]: Start isIncluded. First operand 321 states. Second operand has 315 states, 272 states have (on average 1.474264705882353) internal successors, (401), 277 states have internal predecessors, (401), 30 states have call successors, (30), 12 states have call predecessors, (30), 11 states have return successors, (32), 26 states have call predecessors, (32), 26 states have call successors, (32) [2022-02-20 19:54:53,173 INFO L87 Difference]: Start difference. First operand 321 states. Second operand has 315 states, 272 states have (on average 1.474264705882353) internal successors, (401), 277 states have internal predecessors, (401), 30 states have call successors, (30), 12 states have call predecessors, (30), 11 states have return successors, (32), 26 states have call predecessors, (32), 26 states have call successors, (32) [2022-02-20 19:54:53,184 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 19:54:53,185 INFO L93 Difference]: Finished difference Result 321 states and 469 transitions. [2022-02-20 19:54:53,185 INFO L276 IsEmpty]: Start isEmpty. Operand 321 states and 469 transitions. [2022-02-20 19:54:53,188 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 19:54:53,188 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 19:54:53,189 INFO L74 IsIncluded]: Start isIncluded. First operand has 315 states, 272 states have (on average 1.474264705882353) internal successors, (401), 277 states have internal predecessors, (401), 30 states have call successors, (30), 12 states have call predecessors, (30), 11 states have return successors, (32), 26 states have call predecessors, (32), 26 states have call successors, (32) Second operand 321 states. [2022-02-20 19:54:53,190 INFO L87 Difference]: Start difference. First operand has 315 states, 272 states have (on average 1.474264705882353) internal successors, (401), 277 states have internal predecessors, (401), 30 states have call successors, (30), 12 states have call predecessors, (30), 11 states have return successors, (32), 26 states have call predecessors, (32), 26 states have call successors, (32) Second operand 321 states. [2022-02-20 19:54:53,200 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 19:54:53,200 INFO L93 Difference]: Finished difference Result 321 states and 469 transitions. [2022-02-20 19:54:53,200 INFO L276 IsEmpty]: Start isEmpty. Operand 321 states and 469 transitions. [2022-02-20 19:54:53,202 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 19:54:53,202 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 19:54:53,202 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-20 19:54:53,202 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-20 19:54:53,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 315 states, 272 states have (on average 1.474264705882353) internal successors, (401), 277 states have internal predecessors, (401), 30 states have call successors, (30), 12 states have call predecessors, (30), 11 states have return successors, (32), 26 states have call predecessors, (32), 26 states have call successors, (32) [2022-02-20 19:54:53,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 315 states to 315 states and 463 transitions. [2022-02-20 19:54:53,214 INFO L78 Accepts]: Start accepts. Automaton has 315 states and 463 transitions. Word has length 44 [2022-02-20 19:54:53,215 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 19:54:53,215 INFO L470 AbstractCegarLoop]: Abstraction has 315 states and 463 transitions. [2022-02-20 19:54:53,215 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.75) internal successors, (39), 3 states have internal predecessors, (39), 2 states have call successors, (3), 3 states have call predecessors, (3), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-02-20 19:54:53,216 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 463 transitions. [2022-02-20 19:54:53,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-02-20 19:54:53,217 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 19:54:53,217 INFO L514 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] [2022-02-20 19:54:53,217 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-02-20 19:54:53,217 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting error1Err0ASSERT_VIOLATIONERROR_FUNCTION === [error1Err0ASSERT_VIOLATIONERROR_FUNCTION, error2Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-20 19:54:53,218 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 19:54:53,218 INFO L85 PathProgramCache]: Analyzing trace with hash -983625859, now seen corresponding path program 1 times [2022-02-20 19:54:53,218 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 19:54:53,218 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [130427383] [2022-02-20 19:54:53,218 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 19:54:53,218 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 19:54:53,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 19:54:53,255 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-02-20 19:54:53,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 19:54:53,260 INFO L290 TraceCheckUtils]: 0: Hoare triple {2143#true} havoc ~__retres1~2; {2143#true} is VALID [2022-02-20 19:54:53,260 INFO L290 TraceCheckUtils]: 1: Hoare triple {2143#true} assume 0 == ~p_dw_st~0;~__retres1~2 := 1; {2143#true} is VALID [2022-02-20 19:54:53,260 INFO L290 TraceCheckUtils]: 2: Hoare triple {2143#true} #res := ~__retres1~2; {2143#true} is VALID [2022-02-20 19:54:53,261 INFO L290 TraceCheckUtils]: 3: Hoare triple {2143#true} assume true; {2143#true} is VALID [2022-02-20 19:54:53,261 INFO L284 TraceCheckUtils]: 4: Hoare quadruple {2143#true} {2145#(= ~q_free~0 1)} #955#return; {2145#(= ~q_free~0 1)} is VALID [2022-02-20 19:54:53,264 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-02-20 19:54:53,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 19:54:53,274 INFO L290 TraceCheckUtils]: 0: Hoare triple {2165#(and (= |old(~p_dw_st~0)| ~p_dw_st~0) (= ~c_dr_st~0 |old(~c_dr_st~0)|))} havoc ~tmp~0#1;havoc ~tmp___0~0#1;assume { :begin_inline_is_do_write_p_triggered } true;havoc is_do_write_p_triggered_#res#1;havoc is_do_write_p_triggered_~__retres1~0#1;havoc is_do_write_p_triggered_~__retres1~0#1; {2143#true} is VALID [2022-02-20 19:54:53,275 INFO L290 TraceCheckUtils]: 1: Hoare triple {2143#true} assume !(1 == ~p_dw_pc~0); {2143#true} is VALID [2022-02-20 19:54:53,275 INFO L290 TraceCheckUtils]: 2: Hoare triple {2143#true} is_do_write_p_triggered_~__retres1~0#1 := 0; {2143#true} is VALID [2022-02-20 19:54:53,275 INFO L290 TraceCheckUtils]: 3: Hoare triple {2143#true} is_do_write_p_triggered_#res#1 := is_do_write_p_triggered_~__retres1~0#1; {2143#true} is VALID [2022-02-20 19:54:53,275 INFO L290 TraceCheckUtils]: 4: Hoare triple {2143#true} #t~ret5#1 := is_do_write_p_triggered_#res#1;assume { :end_inline_is_do_write_p_triggered } true;assume -2147483648 <= #t~ret5#1 && #t~ret5#1 <= 2147483647;~tmp~0#1 := #t~ret5#1;havoc #t~ret5#1; {2143#true} is VALID [2022-02-20 19:54:53,275 INFO L290 TraceCheckUtils]: 5: Hoare triple {2143#true} assume 0 != ~tmp~0#1;~p_dw_st~0 := 0; {2143#true} is VALID [2022-02-20 19:54:53,275 INFO L290 TraceCheckUtils]: 6: Hoare triple {2143#true} assume { :begin_inline_is_do_read_c_triggered } true;havoc is_do_read_c_triggered_#res#1;havoc is_do_read_c_triggered_~__retres1~1#1;havoc is_do_read_c_triggered_~__retres1~1#1; {2143#true} is VALID [2022-02-20 19:54:53,276 INFO L290 TraceCheckUtils]: 7: Hoare triple {2143#true} assume 1 == ~c_dr_pc~0; {2143#true} is VALID [2022-02-20 19:54:53,276 INFO L290 TraceCheckUtils]: 8: Hoare triple {2143#true} assume 1 == ~q_write_ev~0;is_do_read_c_triggered_~__retres1~1#1 := 1; {2143#true} is VALID [2022-02-20 19:54:53,276 INFO L290 TraceCheckUtils]: 9: Hoare triple {2143#true} is_do_read_c_triggered_#res#1 := is_do_read_c_triggered_~__retres1~1#1; {2143#true} is VALID [2022-02-20 19:54:53,276 INFO L290 TraceCheckUtils]: 10: Hoare triple {2143#true} #t~ret6#1 := is_do_read_c_triggered_#res#1;assume { :end_inline_is_do_read_c_triggered } true;assume -2147483648 <= #t~ret6#1 && #t~ret6#1 <= 2147483647;~tmp___0~0#1 := #t~ret6#1;havoc #t~ret6#1; {2143#true} is VALID [2022-02-20 19:54:53,276 INFO L290 TraceCheckUtils]: 11: Hoare triple {2143#true} assume 0 != ~tmp___0~0#1;~c_dr_st~0 := 0; {2143#true} is VALID [2022-02-20 19:54:53,276 INFO L290 TraceCheckUtils]: 12: Hoare triple {2143#true} assume true; {2143#true} is VALID [2022-02-20 19:54:53,277 INFO L284 TraceCheckUtils]: 13: Hoare quadruple {2143#true} {2144#false} #959#return; {2144#false} is VALID [2022-02-20 19:54:53,277 INFO L290 TraceCheckUtils]: 0: Hoare triple {2143#true} assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(19, 2);call #Ultimate.allocInit(12, 3);~q_buf_0~0 := 0;~q_free~0 := 0;~q_read_ev~0 := 0;~q_write_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;~m_pc~0 := 0;~t1_pc~0 := 0;~t2_pc~0 := 0;~t3_pc~0 := 0;~t4_pc~0 := 0;~m_st~0 := 0;~t1_st~0 := 0;~t2_st~0 := 0;~t3_st~0 := 0;~t4_st~0 := 0;~m_i~0 := 0;~t1_i~0 := 0;~t2_i~0 := 0;~t3_i~0 := 0;~t4_i~0 := 0;~M_E~0 := 2;~T1_E~0 := 2;~T2_E~0 := 2;~T3_E~0 := 2;~T4_E~0 := 2;~E_M~0 := 2;~E_1~0 := 2;~E_2~0 := 2;~E_3~0 := 2;~E_4~0 := 2;~token~0 := 0;~local~0 := 0; {2143#true} is VALID [2022-02-20 19:54:53,277 INFO L290 TraceCheckUtils]: 1: Hoare triple {2143#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet33#1, main_#t~ret34#1, main_#t~ret35#1;assume -2147483648 <= main_#t~nondet33#1 && main_#t~nondet33#1 <= 2147483647; {2143#true} is VALID [2022-02-20 19:54:53,278 INFO L290 TraceCheckUtils]: 2: Hoare triple {2143#true} assume 0 != main_#t~nondet33#1;havoc main_#t~nondet33#1;assume { :begin_inline_main1 } true;havoc main1_#res#1;havoc main1_~__retres1~3#1;havoc main1_~__retres1~3#1;assume { :begin_inline_init_model1 } true;~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; {2145#(= ~q_free~0 1)} is VALID [2022-02-20 19:54:53,278 INFO L290 TraceCheckUtils]: 3: Hoare triple {2145#(= ~q_free~0 1)} assume { :end_inline_init_model1 } true;assume { :begin_inline_start_simulation1 } true;havoc start_simulation1_#t~ret12#1, start_simulation1_~kernel_st~0#1, start_simulation1_~tmp~3#1;havoc start_simulation1_~kernel_st~0#1;havoc start_simulation1_~tmp~3#1;start_simulation1_~kernel_st~0#1 := 0;assume { :begin_inline_init_threads1 } true; {2145#(= ~q_free~0 1)} is VALID [2022-02-20 19:54:53,278 INFO L290 TraceCheckUtils]: 4: Hoare triple {2145#(= ~q_free~0 1)} assume 1 == ~p_dw_i~0;~p_dw_st~0 := 0; {2145#(= ~q_free~0 1)} is VALID [2022-02-20 19:54:53,279 INFO L290 TraceCheckUtils]: 5: Hoare triple {2145#(= ~q_free~0 1)} assume 1 == ~c_dr_i~0;~c_dr_st~0 := 0; {2145#(= ~q_free~0 1)} is VALID [2022-02-20 19:54:53,279 INFO L290 TraceCheckUtils]: 6: Hoare triple {2145#(= ~q_free~0 1)} assume { :end_inline_init_threads1 } true; {2145#(= ~q_free~0 1)} is VALID [2022-02-20 19:54:53,279 INFO L290 TraceCheckUtils]: 7: Hoare triple {2145#(= ~q_free~0 1)} assume !false; {2145#(= ~q_free~0 1)} is VALID [2022-02-20 19:54:53,280 INFO L290 TraceCheckUtils]: 8: Hoare triple {2145#(= ~q_free~0 1)} start_simulation1_~kernel_st~0#1 := 1;assume { :begin_inline_eval1 } true;havoc eval1_#t~ret8#1, eval1_#t~nondet9#1, eval1_#t~nondet10#1, eval1_~tmp~1#1, eval1_~tmp___0~1#1, eval1_~tmp___1~0#1;havoc eval1_~tmp~1#1;havoc eval1_~tmp___0~1#1;havoc eval1_~tmp___1~0#1; {2145#(= ~q_free~0 1)} is VALID [2022-02-20 19:54:53,280 INFO L290 TraceCheckUtils]: 9: Hoare triple {2145#(= ~q_free~0 1)} assume !false; {2145#(= ~q_free~0 1)} is VALID [2022-02-20 19:54:53,280 INFO L272 TraceCheckUtils]: 10: Hoare triple {2145#(= ~q_free~0 1)} call eval1_#t~ret8#1 := exists_runnable_thread1(); {2143#true} is VALID [2022-02-20 19:54:53,280 INFO L290 TraceCheckUtils]: 11: Hoare triple {2143#true} havoc ~__retres1~2; {2143#true} is VALID [2022-02-20 19:54:53,280 INFO L290 TraceCheckUtils]: 12: Hoare triple {2143#true} assume 0 == ~p_dw_st~0;~__retres1~2 := 1; {2143#true} is VALID [2022-02-20 19:54:53,281 INFO L290 TraceCheckUtils]: 13: Hoare triple {2143#true} #res := ~__retres1~2; {2143#true} is VALID [2022-02-20 19:54:53,281 INFO L290 TraceCheckUtils]: 14: Hoare triple {2143#true} assume true; {2143#true} is VALID [2022-02-20 19:54:53,281 INFO L284 TraceCheckUtils]: 15: Hoare quadruple {2143#true} {2145#(= ~q_free~0 1)} #955#return; {2145#(= ~q_free~0 1)} is VALID [2022-02-20 19:54:53,282 INFO L290 TraceCheckUtils]: 16: Hoare triple {2145#(= ~q_free~0 1)} assume -2147483648 <= eval1_#t~ret8#1 && eval1_#t~ret8#1 <= 2147483647;eval1_~tmp___1~0#1 := eval1_#t~ret8#1;havoc eval1_#t~ret8#1; {2145#(= ~q_free~0 1)} is VALID [2022-02-20 19:54:53,282 INFO L290 TraceCheckUtils]: 17: Hoare triple {2145#(= ~q_free~0 1)} assume 0 != eval1_~tmp___1~0#1; {2145#(= ~q_free~0 1)} is VALID [2022-02-20 19:54:53,282 INFO L290 TraceCheckUtils]: 18: Hoare triple {2145#(= ~q_free~0 1)} assume 0 == ~p_dw_st~0;assume -2147483648 <= eval1_#t~nondet9#1 && eval1_#t~nondet9#1 <= 2147483647;eval1_~tmp~1#1 := eval1_#t~nondet9#1;havoc eval1_#t~nondet9#1; {2145#(= ~q_free~0 1)} is VALID [2022-02-20 19:54:53,283 INFO L290 TraceCheckUtils]: 19: Hoare triple {2145#(= ~q_free~0 1)} assume !(0 != eval1_~tmp~1#1); {2145#(= ~q_free~0 1)} is VALID [2022-02-20 19:54:53,283 INFO L290 TraceCheckUtils]: 20: Hoare triple {2145#(= ~q_free~0 1)} assume 0 == ~c_dr_st~0;assume -2147483648 <= eval1_#t~nondet10#1 && eval1_#t~nondet10#1 <= 2147483647;eval1_~tmp___0~1#1 := eval1_#t~nondet10#1;havoc eval1_#t~nondet10#1; {2145#(= ~q_free~0 1)} is VALID [2022-02-20 19:54:53,283 INFO L290 TraceCheckUtils]: 21: Hoare triple {2145#(= ~q_free~0 1)} assume 0 != eval1_~tmp___0~1#1;~c_dr_st~0 := 1;assume { :begin_inline_do_read_c } true;havoc do_read_c_~a~0#1;havoc do_read_c_~a~0#1; {2145#(= ~q_free~0 1)} is VALID [2022-02-20 19:54:53,285 INFO L290 TraceCheckUtils]: 22: Hoare triple {2145#(= ~q_free~0 1)} assume 0 == ~c_dr_pc~0; {2145#(= ~q_free~0 1)} is VALID [2022-02-20 19:54:53,287 INFO L290 TraceCheckUtils]: 23: Hoare triple {2145#(= ~q_free~0 1)} assume !false; {2145#(= ~q_free~0 1)} is VALID [2022-02-20 19:54:53,288 INFO L290 TraceCheckUtils]: 24: Hoare triple {2145#(= ~q_free~0 1)} assume !(1 == ~q_free~0); {2144#false} is VALID [2022-02-20 19:54:53,288 INFO L290 TraceCheckUtils]: 25: Hoare triple {2144#false} do_read_c_~a~0#1 := ~q_buf_0~0;~c_last_read~0 := do_read_c_~a~0#1;~c_num_read~0 := 1 + ~c_num_read~0;~q_free~0 := 1;~q_read_ev~0 := 1; {2144#false} is VALID [2022-02-20 19:54:53,288 INFO L272 TraceCheckUtils]: 26: Hoare triple {2144#false} call immediate_notify_threads(); {2165#(and (= |old(~p_dw_st~0)| ~p_dw_st~0) (= ~c_dr_st~0 |old(~c_dr_st~0)|))} is VALID [2022-02-20 19:54:53,288 INFO L290 TraceCheckUtils]: 27: Hoare triple {2165#(and (= |old(~p_dw_st~0)| ~p_dw_st~0) (= ~c_dr_st~0 |old(~c_dr_st~0)|))} havoc ~tmp~0#1;havoc ~tmp___0~0#1;assume { :begin_inline_is_do_write_p_triggered } true;havoc is_do_write_p_triggered_#res#1;havoc is_do_write_p_triggered_~__retres1~0#1;havoc is_do_write_p_triggered_~__retres1~0#1; {2143#true} is VALID [2022-02-20 19:54:53,288 INFO L290 TraceCheckUtils]: 28: Hoare triple {2143#true} assume !(1 == ~p_dw_pc~0); {2143#true} is VALID [2022-02-20 19:54:53,289 INFO L290 TraceCheckUtils]: 29: Hoare triple {2143#true} is_do_write_p_triggered_~__retres1~0#1 := 0; {2143#true} is VALID [2022-02-20 19:54:53,289 INFO L290 TraceCheckUtils]: 30: Hoare triple {2143#true} is_do_write_p_triggered_#res#1 := is_do_write_p_triggered_~__retres1~0#1; {2143#true} is VALID [2022-02-20 19:54:53,289 INFO L290 TraceCheckUtils]: 31: Hoare triple {2143#true} #t~ret5#1 := is_do_write_p_triggered_#res#1;assume { :end_inline_is_do_write_p_triggered } true;assume -2147483648 <= #t~ret5#1 && #t~ret5#1 <= 2147483647;~tmp~0#1 := #t~ret5#1;havoc #t~ret5#1; {2143#true} is VALID [2022-02-20 19:54:53,290 INFO L290 TraceCheckUtils]: 32: Hoare triple {2143#true} assume 0 != ~tmp~0#1;~p_dw_st~0 := 0; {2143#true} is VALID [2022-02-20 19:54:53,291 INFO L290 TraceCheckUtils]: 33: Hoare triple {2143#true} assume { :begin_inline_is_do_read_c_triggered } true;havoc is_do_read_c_triggered_#res#1;havoc is_do_read_c_triggered_~__retres1~1#1;havoc is_do_read_c_triggered_~__retres1~1#1; {2143#true} is VALID [2022-02-20 19:54:53,291 INFO L290 TraceCheckUtils]: 34: Hoare triple {2143#true} assume 1 == ~c_dr_pc~0; {2143#true} is VALID [2022-02-20 19:54:53,291 INFO L290 TraceCheckUtils]: 35: Hoare triple {2143#true} assume 1 == ~q_write_ev~0;is_do_read_c_triggered_~__retres1~1#1 := 1; {2143#true} is VALID [2022-02-20 19:54:53,292 INFO L290 TraceCheckUtils]: 36: Hoare triple {2143#true} is_do_read_c_triggered_#res#1 := is_do_read_c_triggered_~__retres1~1#1; {2143#true} is VALID [2022-02-20 19:54:53,292 INFO L290 TraceCheckUtils]: 37: Hoare triple {2143#true} #t~ret6#1 := is_do_read_c_triggered_#res#1;assume { :end_inline_is_do_read_c_triggered } true;assume -2147483648 <= #t~ret6#1 && #t~ret6#1 <= 2147483647;~tmp___0~0#1 := #t~ret6#1;havoc #t~ret6#1; {2143#true} is VALID [2022-02-20 19:54:53,298 INFO L290 TraceCheckUtils]: 38: Hoare triple {2143#true} assume 0 != ~tmp___0~0#1;~c_dr_st~0 := 0; {2143#true} is VALID [2022-02-20 19:54:53,298 INFO L290 TraceCheckUtils]: 39: Hoare triple {2143#true} assume true; {2143#true} is VALID [2022-02-20 19:54:53,299 INFO L284 TraceCheckUtils]: 40: Hoare quadruple {2143#true} {2144#false} #959#return; {2144#false} is VALID [2022-02-20 19:54:53,299 INFO L290 TraceCheckUtils]: 41: Hoare triple {2144#false} ~q_read_ev~0 := 2; {2144#false} is VALID [2022-02-20 19:54:53,299 INFO L290 TraceCheckUtils]: 42: Hoare triple {2144#false} assume !(~p_last_write~0 == ~c_last_read~0); {2144#false} is VALID [2022-02-20 19:54:53,299 INFO L272 TraceCheckUtils]: 43: Hoare triple {2144#false} call error1(); {2144#false} is VALID [2022-02-20 19:54:53,299 INFO L290 TraceCheckUtils]: 44: Hoare triple {2144#false} assume !false; {2144#false} is VALID [2022-02-20 19:54:53,300 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-20 19:54:53,300 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 19:54:53,300 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [130427383] [2022-02-20 19:54:53,300 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [130427383] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 19:54:53,300 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 19:54:53,300 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-02-20 19:54:53,301 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [184340017] [2022-02-20 19:54:53,301 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 19:54:53,302 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.0) internal successors, (40), 3 states have internal predecessors, (40), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 45 [2022-02-20 19:54:53,302 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 19:54:53,302 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 4 states, 4 states have (on average 10.0) internal successors, (40), 3 states have internal predecessors, (40), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-02-20 19:54:53,329 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 45 edges. 45 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 19:54:53,330 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-02-20 19:54:53,330 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 19:54:53,330 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-02-20 19:54:53,330 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-02-20 19:54:53,330 INFO L87 Difference]: Start difference. First operand 315 states and 463 transitions. Second operand has 4 states, 4 states have (on average 10.0) internal successors, (40), 3 states have internal predecessors, (40), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-02-20 19:54:53,915 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 19:54:53,915 INFO L93 Difference]: Finished difference Result 563 states and 803 transitions. [2022-02-20 19:54:53,915 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-02-20 19:54:53,915 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.0) internal successors, (40), 3 states have internal predecessors, (40), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 45 [2022-02-20 19:54:53,915 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-20 19:54:53,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 10.0) internal successors, (40), 3 states have internal predecessors, (40), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-02-20 19:54:53,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 551 transitions. [2022-02-20 19:54:53,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 10.0) internal successors, (40), 3 states have internal predecessors, (40), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-02-20 19:54:53,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 551 transitions. [2022-02-20 19:54:53,927 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states and 551 transitions. [2022-02-20 19:54:54,248 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 551 edges. 551 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 19:54:54,259 INFO L225 Difference]: With dead ends: 563 [2022-02-20 19:54:54,259 INFO L226 Difference]: Without dead ends: 439 [2022-02-20 19:54:54,260 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-02-20 19:54:54,261 INFO L933 BasicCegarLoop]: 418 mSDtfsCounter, 209 mSDsluCounter, 422 mSDsCounter, 0 mSdLazyCounter, 192 mSolverCounterSat, 32 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 211 SdHoareTripleChecker+Valid, 840 SdHoareTripleChecker+Invalid, 224 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 32 IncrementalHoareTripleChecker+Valid, 192 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-02-20 19:54:54,261 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [211 Valid, 840 Invalid, 224 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [32 Valid, 192 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-02-20 19:54:54,264 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 439 states. [2022-02-20 19:54:54,295 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 439 to 382. [2022-02-20 19:54:54,295 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-20 19:54:54,297 INFO L82 GeneralOperation]: Start isEquivalent. First operand 439 states. Second operand has 382 states, 333 states have (on average 1.4564564564564564) internal successors, (485), 338 states have internal predecessors, (485), 33 states have call successors, (33), 15 states have call predecessors, (33), 14 states have return successors, (35), 29 states have call predecessors, (35), 29 states have call successors, (35) [2022-02-20 19:54:54,298 INFO L74 IsIncluded]: Start isIncluded. First operand 439 states. Second operand has 382 states, 333 states have (on average 1.4564564564564564) internal successors, (485), 338 states have internal predecessors, (485), 33 states have call successors, (33), 15 states have call predecessors, (33), 14 states have return successors, (35), 29 states have call predecessors, (35), 29 states have call successors, (35) [2022-02-20 19:54:54,299 INFO L87 Difference]: Start difference. First operand 439 states. Second operand has 382 states, 333 states have (on average 1.4564564564564564) internal successors, (485), 338 states have internal predecessors, (485), 33 states have call successors, (33), 15 states have call predecessors, (33), 14 states have return successors, (35), 29 states have call predecessors, (35), 29 states have call successors, (35) [2022-02-20 19:54:54,311 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 19:54:54,312 INFO L93 Difference]: Finished difference Result 439 states and 627 transitions. [2022-02-20 19:54:54,312 INFO L276 IsEmpty]: Start isEmpty. Operand 439 states and 627 transitions. [2022-02-20 19:54:54,313 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 19:54:54,313 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 19:54:54,315 INFO L74 IsIncluded]: Start isIncluded. First operand has 382 states, 333 states have (on average 1.4564564564564564) internal successors, (485), 338 states have internal predecessors, (485), 33 states have call successors, (33), 15 states have call predecessors, (33), 14 states have return successors, (35), 29 states have call predecessors, (35), 29 states have call successors, (35) Second operand 439 states. [2022-02-20 19:54:54,316 INFO L87 Difference]: Start difference. First operand has 382 states, 333 states have (on average 1.4564564564564564) internal successors, (485), 338 states have internal predecessors, (485), 33 states have call successors, (33), 15 states have call predecessors, (33), 14 states have return successors, (35), 29 states have call predecessors, (35), 29 states have call successors, (35) Second operand 439 states. [2022-02-20 19:54:54,338 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 19:54:54,339 INFO L93 Difference]: Finished difference Result 439 states and 627 transitions. [2022-02-20 19:54:54,339 INFO L276 IsEmpty]: Start isEmpty. Operand 439 states and 627 transitions. [2022-02-20 19:54:54,340 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 19:54:54,340 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 19:54:54,340 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-20 19:54:54,340 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-20 19:54:54,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 382 states, 333 states have (on average 1.4564564564564564) internal successors, (485), 338 states have internal predecessors, (485), 33 states have call successors, (33), 15 states have call predecessors, (33), 14 states have return successors, (35), 29 states have call predecessors, (35), 29 states have call successors, (35) [2022-02-20 19:54:54,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 382 states to 382 states and 553 transitions. [2022-02-20 19:54:54,358 INFO L78 Accepts]: Start accepts. Automaton has 382 states and 553 transitions. Word has length 45 [2022-02-20 19:54:54,358 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 19:54:54,359 INFO L470 AbstractCegarLoop]: Abstraction has 382 states and 553 transitions. [2022-02-20 19:54:54,359 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.0) internal successors, (40), 3 states have internal predecessors, (40), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-02-20 19:54:54,359 INFO L276 IsEmpty]: Start isEmpty. Operand 382 states and 553 transitions. [2022-02-20 19:54:54,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-02-20 19:54:54,360 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 19:54:54,360 INFO L514 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] [2022-02-20 19:54:54,360 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-02-20 19:54:54,360 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting error1Err0ASSERT_VIOLATIONERROR_FUNCTION === [error1Err0ASSERT_VIOLATIONERROR_FUNCTION, error2Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-20 19:54:54,360 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 19:54:54,360 INFO L85 PathProgramCache]: Analyzing trace with hash 2026983976, now seen corresponding path program 1 times [2022-02-20 19:54:54,360 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 19:54:54,361 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1231095741] [2022-02-20 19:54:54,361 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 19:54:54,361 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 19:54:54,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 19:54:54,410 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-02-20 19:54:54,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 19:54:54,417 INFO L290 TraceCheckUtils]: 0: Hoare triple {4329#true} havoc ~__retres1~2; {4329#true} is VALID [2022-02-20 19:54:54,417 INFO L290 TraceCheckUtils]: 1: Hoare triple {4329#true} assume 0 == ~p_dw_st~0;~__retres1~2 := 1; {4329#true} is VALID [2022-02-20 19:54:54,417 INFO L290 TraceCheckUtils]: 2: Hoare triple {4329#true} #res := ~__retres1~2; {4329#true} is VALID [2022-02-20 19:54:54,417 INFO L290 TraceCheckUtils]: 3: Hoare triple {4329#true} assume true; {4329#true} is VALID [2022-02-20 19:54:54,418 INFO L284 TraceCheckUtils]: 4: Hoare quadruple {4329#true} {4331#(= ~c_dr_pc~0 0)} #955#return; {4331#(= ~c_dr_pc~0 0)} is VALID [2022-02-20 19:54:54,421 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-02-20 19:54:54,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 19:54:54,429 INFO L290 TraceCheckUtils]: 0: Hoare triple {4351#(and (= |old(~p_dw_st~0)| ~p_dw_st~0) (= ~c_dr_st~0 |old(~c_dr_st~0)|))} havoc ~tmp~0#1;havoc ~tmp___0~0#1;assume { :begin_inline_is_do_write_p_triggered } true;havoc is_do_write_p_triggered_#res#1;havoc is_do_write_p_triggered_~__retres1~0#1;havoc is_do_write_p_triggered_~__retres1~0#1; {4329#true} is VALID [2022-02-20 19:54:54,429 INFO L290 TraceCheckUtils]: 1: Hoare triple {4329#true} assume !(1 == ~p_dw_pc~0); {4329#true} is VALID [2022-02-20 19:54:54,429 INFO L290 TraceCheckUtils]: 2: Hoare triple {4329#true} is_do_write_p_triggered_~__retres1~0#1 := 0; {4329#true} is VALID [2022-02-20 19:54:54,429 INFO L290 TraceCheckUtils]: 3: Hoare triple {4329#true} is_do_write_p_triggered_#res#1 := is_do_write_p_triggered_~__retres1~0#1; {4329#true} is VALID [2022-02-20 19:54:54,429 INFO L290 TraceCheckUtils]: 4: Hoare triple {4329#true} #t~ret5#1 := is_do_write_p_triggered_#res#1;assume { :end_inline_is_do_write_p_triggered } true;assume -2147483648 <= #t~ret5#1 && #t~ret5#1 <= 2147483647;~tmp~0#1 := #t~ret5#1;havoc #t~ret5#1; {4329#true} is VALID [2022-02-20 19:54:54,429 INFO L290 TraceCheckUtils]: 5: Hoare triple {4329#true} assume 0 != ~tmp~0#1;~p_dw_st~0 := 0; {4329#true} is VALID [2022-02-20 19:54:54,429 INFO L290 TraceCheckUtils]: 6: Hoare triple {4329#true} assume { :begin_inline_is_do_read_c_triggered } true;havoc is_do_read_c_triggered_#res#1;havoc is_do_read_c_triggered_~__retres1~1#1;havoc is_do_read_c_triggered_~__retres1~1#1; {4329#true} is VALID [2022-02-20 19:54:54,429 INFO L290 TraceCheckUtils]: 7: Hoare triple {4329#true} assume 1 == ~c_dr_pc~0; {4329#true} is VALID [2022-02-20 19:54:54,429 INFO L290 TraceCheckUtils]: 8: Hoare triple {4329#true} assume 1 == ~q_write_ev~0;is_do_read_c_triggered_~__retres1~1#1 := 1; {4329#true} is VALID [2022-02-20 19:54:54,429 INFO L290 TraceCheckUtils]: 9: Hoare triple {4329#true} is_do_read_c_triggered_#res#1 := is_do_read_c_triggered_~__retres1~1#1; {4329#true} is VALID [2022-02-20 19:54:54,430 INFO L290 TraceCheckUtils]: 10: Hoare triple {4329#true} #t~ret6#1 := is_do_read_c_triggered_#res#1;assume { :end_inline_is_do_read_c_triggered } true;assume -2147483648 <= #t~ret6#1 && #t~ret6#1 <= 2147483647;~tmp___0~0#1 := #t~ret6#1;havoc #t~ret6#1; {4329#true} is VALID [2022-02-20 19:54:54,430 INFO L290 TraceCheckUtils]: 11: Hoare triple {4329#true} assume 0 != ~tmp___0~0#1;~c_dr_st~0 := 0; {4329#true} is VALID [2022-02-20 19:54:54,430 INFO L290 TraceCheckUtils]: 12: Hoare triple {4329#true} assume true; {4329#true} is VALID [2022-02-20 19:54:54,430 INFO L284 TraceCheckUtils]: 13: Hoare quadruple {4329#true} {4330#false} #959#return; {4330#false} is VALID [2022-02-20 19:54:54,430 INFO L290 TraceCheckUtils]: 0: Hoare triple {4329#true} assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(19, 2);call #Ultimate.allocInit(12, 3);~q_buf_0~0 := 0;~q_free~0 := 0;~q_read_ev~0 := 0;~q_write_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;~m_pc~0 := 0;~t1_pc~0 := 0;~t2_pc~0 := 0;~t3_pc~0 := 0;~t4_pc~0 := 0;~m_st~0 := 0;~t1_st~0 := 0;~t2_st~0 := 0;~t3_st~0 := 0;~t4_st~0 := 0;~m_i~0 := 0;~t1_i~0 := 0;~t2_i~0 := 0;~t3_i~0 := 0;~t4_i~0 := 0;~M_E~0 := 2;~T1_E~0 := 2;~T2_E~0 := 2;~T3_E~0 := 2;~T4_E~0 := 2;~E_M~0 := 2;~E_1~0 := 2;~E_2~0 := 2;~E_3~0 := 2;~E_4~0 := 2;~token~0 := 0;~local~0 := 0; {4329#true} is VALID [2022-02-20 19:54:54,430 INFO L290 TraceCheckUtils]: 1: Hoare triple {4329#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet33#1, main_#t~ret34#1, main_#t~ret35#1;assume -2147483648 <= main_#t~nondet33#1 && main_#t~nondet33#1 <= 2147483647; {4329#true} is VALID [2022-02-20 19:54:54,430 INFO L290 TraceCheckUtils]: 2: Hoare triple {4329#true} assume 0 != main_#t~nondet33#1;havoc main_#t~nondet33#1;assume { :begin_inline_main1 } true;havoc main1_#res#1;havoc main1_~__retres1~3#1;havoc main1_~__retres1~3#1;assume { :begin_inline_init_model1 } true;~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; {4331#(= ~c_dr_pc~0 0)} is VALID [2022-02-20 19:54:54,431 INFO L290 TraceCheckUtils]: 3: Hoare triple {4331#(= ~c_dr_pc~0 0)} assume { :end_inline_init_model1 } true;assume { :begin_inline_start_simulation1 } true;havoc start_simulation1_#t~ret12#1, start_simulation1_~kernel_st~0#1, start_simulation1_~tmp~3#1;havoc start_simulation1_~kernel_st~0#1;havoc start_simulation1_~tmp~3#1;start_simulation1_~kernel_st~0#1 := 0;assume { :begin_inline_init_threads1 } true; {4331#(= ~c_dr_pc~0 0)} is VALID [2022-02-20 19:54:54,431 INFO L290 TraceCheckUtils]: 4: Hoare triple {4331#(= ~c_dr_pc~0 0)} assume 1 == ~p_dw_i~0;~p_dw_st~0 := 0; {4331#(= ~c_dr_pc~0 0)} is VALID [2022-02-20 19:54:54,431 INFO L290 TraceCheckUtils]: 5: Hoare triple {4331#(= ~c_dr_pc~0 0)} assume 1 == ~c_dr_i~0;~c_dr_st~0 := 0; {4331#(= ~c_dr_pc~0 0)} is VALID [2022-02-20 19:54:54,431 INFO L290 TraceCheckUtils]: 6: Hoare triple {4331#(= ~c_dr_pc~0 0)} assume { :end_inline_init_threads1 } true; {4331#(= ~c_dr_pc~0 0)} is VALID [2022-02-20 19:54:54,432 INFO L290 TraceCheckUtils]: 7: Hoare triple {4331#(= ~c_dr_pc~0 0)} assume !false; {4331#(= ~c_dr_pc~0 0)} is VALID [2022-02-20 19:54:54,432 INFO L290 TraceCheckUtils]: 8: Hoare triple {4331#(= ~c_dr_pc~0 0)} start_simulation1_~kernel_st~0#1 := 1;assume { :begin_inline_eval1 } true;havoc eval1_#t~ret8#1, eval1_#t~nondet9#1, eval1_#t~nondet10#1, eval1_~tmp~1#1, eval1_~tmp___0~1#1, eval1_~tmp___1~0#1;havoc eval1_~tmp~1#1;havoc eval1_~tmp___0~1#1;havoc eval1_~tmp___1~0#1; {4331#(= ~c_dr_pc~0 0)} is VALID [2022-02-20 19:54:54,432 INFO L290 TraceCheckUtils]: 9: Hoare triple {4331#(= ~c_dr_pc~0 0)} assume !false; {4331#(= ~c_dr_pc~0 0)} is VALID [2022-02-20 19:54:54,433 INFO L272 TraceCheckUtils]: 10: Hoare triple {4331#(= ~c_dr_pc~0 0)} call eval1_#t~ret8#1 := exists_runnable_thread1(); {4329#true} is VALID [2022-02-20 19:54:54,433 INFO L290 TraceCheckUtils]: 11: Hoare triple {4329#true} havoc ~__retres1~2; {4329#true} is VALID [2022-02-20 19:54:54,433 INFO L290 TraceCheckUtils]: 12: Hoare triple {4329#true} assume 0 == ~p_dw_st~0;~__retres1~2 := 1; {4329#true} is VALID [2022-02-20 19:54:54,434 INFO L290 TraceCheckUtils]: 13: Hoare triple {4329#true} #res := ~__retres1~2; {4329#true} is VALID [2022-02-20 19:54:54,434 INFO L290 TraceCheckUtils]: 14: Hoare triple {4329#true} assume true; {4329#true} is VALID [2022-02-20 19:54:54,434 INFO L284 TraceCheckUtils]: 15: Hoare quadruple {4329#true} {4331#(= ~c_dr_pc~0 0)} #955#return; {4331#(= ~c_dr_pc~0 0)} is VALID [2022-02-20 19:54:54,435 INFO L290 TraceCheckUtils]: 16: Hoare triple {4331#(= ~c_dr_pc~0 0)} assume -2147483648 <= eval1_#t~ret8#1 && eval1_#t~ret8#1 <= 2147483647;eval1_~tmp___1~0#1 := eval1_#t~ret8#1;havoc eval1_#t~ret8#1; {4331#(= ~c_dr_pc~0 0)} is VALID [2022-02-20 19:54:54,435 INFO L290 TraceCheckUtils]: 17: Hoare triple {4331#(= ~c_dr_pc~0 0)} assume 0 != eval1_~tmp___1~0#1; {4331#(= ~c_dr_pc~0 0)} is VALID [2022-02-20 19:54:54,435 INFO L290 TraceCheckUtils]: 18: Hoare triple {4331#(= ~c_dr_pc~0 0)} assume 0 == ~p_dw_st~0;assume -2147483648 <= eval1_#t~nondet9#1 && eval1_#t~nondet9#1 <= 2147483647;eval1_~tmp~1#1 := eval1_#t~nondet9#1;havoc eval1_#t~nondet9#1; {4331#(= ~c_dr_pc~0 0)} is VALID [2022-02-20 19:54:54,435 INFO L290 TraceCheckUtils]: 19: Hoare triple {4331#(= ~c_dr_pc~0 0)} assume !(0 != eval1_~tmp~1#1); {4331#(= ~c_dr_pc~0 0)} is VALID [2022-02-20 19:54:54,436 INFO L290 TraceCheckUtils]: 20: Hoare triple {4331#(= ~c_dr_pc~0 0)} assume 0 == ~c_dr_st~0;assume -2147483648 <= eval1_#t~nondet10#1 && eval1_#t~nondet10#1 <= 2147483647;eval1_~tmp___0~1#1 := eval1_#t~nondet10#1;havoc eval1_#t~nondet10#1; {4331#(= ~c_dr_pc~0 0)} is VALID [2022-02-20 19:54:54,436 INFO L290 TraceCheckUtils]: 21: Hoare triple {4331#(= ~c_dr_pc~0 0)} assume 0 != eval1_~tmp___0~1#1;~c_dr_st~0 := 1;assume { :begin_inline_do_read_c } true;havoc do_read_c_~a~0#1;havoc do_read_c_~a~0#1; {4331#(= ~c_dr_pc~0 0)} is VALID [2022-02-20 19:54:54,436 INFO L290 TraceCheckUtils]: 22: Hoare triple {4331#(= ~c_dr_pc~0 0)} assume !(0 == ~c_dr_pc~0); {4330#false} is VALID [2022-02-20 19:54:54,436 INFO L290 TraceCheckUtils]: 23: Hoare triple {4330#false} assume 1 == ~c_dr_pc~0; {4330#false} is VALID [2022-02-20 19:54:54,437 INFO L290 TraceCheckUtils]: 24: Hoare triple {4330#false} do_read_c_~a~0#1 := ~a_t~0; {4330#false} is VALID [2022-02-20 19:54:54,437 INFO L290 TraceCheckUtils]: 25: Hoare triple {4330#false} do_read_c_~a~0#1 := ~q_buf_0~0;~c_last_read~0 := do_read_c_~a~0#1;~c_num_read~0 := 1 + ~c_num_read~0;~q_free~0 := 1;~q_read_ev~0 := 1; {4330#false} is VALID [2022-02-20 19:54:54,437 INFO L272 TraceCheckUtils]: 26: Hoare triple {4330#false} call immediate_notify_threads(); {4351#(and (= |old(~p_dw_st~0)| ~p_dw_st~0) (= ~c_dr_st~0 |old(~c_dr_st~0)|))} is VALID [2022-02-20 19:54:54,437 INFO L290 TraceCheckUtils]: 27: Hoare triple {4351#(and (= |old(~p_dw_st~0)| ~p_dw_st~0) (= ~c_dr_st~0 |old(~c_dr_st~0)|))} havoc ~tmp~0#1;havoc ~tmp___0~0#1;assume { :begin_inline_is_do_write_p_triggered } true;havoc is_do_write_p_triggered_#res#1;havoc is_do_write_p_triggered_~__retres1~0#1;havoc is_do_write_p_triggered_~__retres1~0#1; {4329#true} is VALID [2022-02-20 19:54:54,437 INFO L290 TraceCheckUtils]: 28: Hoare triple {4329#true} assume !(1 == ~p_dw_pc~0); {4329#true} is VALID [2022-02-20 19:54:54,437 INFO L290 TraceCheckUtils]: 29: Hoare triple {4329#true} is_do_write_p_triggered_~__retres1~0#1 := 0; {4329#true} is VALID [2022-02-20 19:54:54,437 INFO L290 TraceCheckUtils]: 30: Hoare triple {4329#true} is_do_write_p_triggered_#res#1 := is_do_write_p_triggered_~__retres1~0#1; {4329#true} is VALID [2022-02-20 19:54:54,438 INFO L290 TraceCheckUtils]: 31: Hoare triple {4329#true} #t~ret5#1 := is_do_write_p_triggered_#res#1;assume { :end_inline_is_do_write_p_triggered } true;assume -2147483648 <= #t~ret5#1 && #t~ret5#1 <= 2147483647;~tmp~0#1 := #t~ret5#1;havoc #t~ret5#1; {4329#true} is VALID [2022-02-20 19:54:54,438 INFO L290 TraceCheckUtils]: 32: Hoare triple {4329#true} assume 0 != ~tmp~0#1;~p_dw_st~0 := 0; {4329#true} is VALID [2022-02-20 19:54:54,438 INFO L290 TraceCheckUtils]: 33: Hoare triple {4329#true} assume { :begin_inline_is_do_read_c_triggered } true;havoc is_do_read_c_triggered_#res#1;havoc is_do_read_c_triggered_~__retres1~1#1;havoc is_do_read_c_triggered_~__retres1~1#1; {4329#true} is VALID [2022-02-20 19:54:54,439 INFO L290 TraceCheckUtils]: 34: Hoare triple {4329#true} assume 1 == ~c_dr_pc~0; {4329#true} is VALID [2022-02-20 19:54:54,439 INFO L290 TraceCheckUtils]: 35: Hoare triple {4329#true} assume 1 == ~q_write_ev~0;is_do_read_c_triggered_~__retres1~1#1 := 1; {4329#true} is VALID [2022-02-20 19:54:54,439 INFO L290 TraceCheckUtils]: 36: Hoare triple {4329#true} is_do_read_c_triggered_#res#1 := is_do_read_c_triggered_~__retres1~1#1; {4329#true} is VALID [2022-02-20 19:54:54,439 INFO L290 TraceCheckUtils]: 37: Hoare triple {4329#true} #t~ret6#1 := is_do_read_c_triggered_#res#1;assume { :end_inline_is_do_read_c_triggered } true;assume -2147483648 <= #t~ret6#1 && #t~ret6#1 <= 2147483647;~tmp___0~0#1 := #t~ret6#1;havoc #t~ret6#1; {4329#true} is VALID [2022-02-20 19:54:54,439 INFO L290 TraceCheckUtils]: 38: Hoare triple {4329#true} assume 0 != ~tmp___0~0#1;~c_dr_st~0 := 0; {4329#true} is VALID [2022-02-20 19:54:54,439 INFO L290 TraceCheckUtils]: 39: Hoare triple {4329#true} assume true; {4329#true} is VALID [2022-02-20 19:54:54,439 INFO L284 TraceCheckUtils]: 40: Hoare quadruple {4329#true} {4330#false} #959#return; {4330#false} is VALID [2022-02-20 19:54:54,439 INFO L290 TraceCheckUtils]: 41: Hoare triple {4330#false} ~q_read_ev~0 := 2; {4330#false} is VALID [2022-02-20 19:54:54,440 INFO L290 TraceCheckUtils]: 42: Hoare triple {4330#false} assume !(~p_last_write~0 == ~c_last_read~0); {4330#false} is VALID [2022-02-20 19:54:54,440 INFO L272 TraceCheckUtils]: 43: Hoare triple {4330#false} call error1(); {4330#false} is VALID [2022-02-20 19:54:54,440 INFO L290 TraceCheckUtils]: 44: Hoare triple {4330#false} assume !false; {4330#false} is VALID [2022-02-20 19:54:54,440 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-20 19:54:54,440 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 19:54:54,441 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1231095741] [2022-02-20 19:54:54,442 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1231095741] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 19:54:54,442 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 19:54:54,442 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-02-20 19:54:54,442 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1941066993] [2022-02-20 19:54:54,442 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 19:54:54,442 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.0) internal successors, (40), 3 states have internal predecessors, (40), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 45 [2022-02-20 19:54:54,442 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 19:54:54,443 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 4 states, 4 states have (on average 10.0) internal successors, (40), 3 states have internal predecessors, (40), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-02-20 19:54:54,467 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 45 edges. 45 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 19:54:54,467 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-02-20 19:54:54,467 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 19:54:54,468 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-02-20 19:54:54,468 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-02-20 19:54:54,468 INFO L87 Difference]: Start difference. First operand 382 states and 553 transitions. Second operand has 4 states, 4 states have (on average 10.0) internal successors, (40), 3 states have internal predecessors, (40), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-02-20 19:54:54,977 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 19:54:54,977 INFO L93 Difference]: Finished difference Result 790 states and 1112 transitions. [2022-02-20 19:54:54,977 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-02-20 19:54:54,977 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.0) internal successors, (40), 3 states have internal predecessors, (40), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 45 [2022-02-20 19:54:54,978 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-20 19:54:54,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 10.0) internal successors, (40), 3 states have internal predecessors, (40), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-02-20 19:54:54,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 562 transitions. [2022-02-20 19:54:54,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 10.0) internal successors, (40), 3 states have internal predecessors, (40), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-02-20 19:54:54,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 562 transitions. [2022-02-20 19:54:54,985 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states and 562 transitions. [2022-02-20 19:54:55,352 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 562 edges. 562 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 19:54:55,369 INFO L225 Difference]: With dead ends: 790 [2022-02-20 19:54:55,369 INFO L226 Difference]: Without dead ends: 599 [2022-02-20 19:54:55,370 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-02-20 19:54:55,370 INFO L933 BasicCegarLoop]: 393 mSDtfsCounter, 486 mSDsluCounter, 270 mSDsCounter, 0 mSdLazyCounter, 69 mSolverCounterSat, 35 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 504 SdHoareTripleChecker+Valid, 663 SdHoareTripleChecker+Invalid, 104 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 35 IncrementalHoareTripleChecker+Valid, 69 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-02-20 19:54:55,371 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [504 Valid, 663 Invalid, 104 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [35 Valid, 69 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-02-20 19:54:55,371 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 599 states. [2022-02-20 19:54:55,384 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 599 to 547. [2022-02-20 19:54:55,384 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-20 19:54:55,386 INFO L82 GeneralOperation]: Start isEquivalent. First operand 599 states. Second operand has 547 states, 479 states have (on average 1.4091858037578289) internal successors, (675), 487 states have internal predecessors, (675), 44 states have call successors, (44), 22 states have call predecessors, (44), 22 states have return successors, (52), 38 states have call predecessors, (52), 40 states have call successors, (52) [2022-02-20 19:54:55,387 INFO L74 IsIncluded]: Start isIncluded. First operand 599 states. Second operand has 547 states, 479 states have (on average 1.4091858037578289) internal successors, (675), 487 states have internal predecessors, (675), 44 states have call successors, (44), 22 states have call predecessors, (44), 22 states have return successors, (52), 38 states have call predecessors, (52), 40 states have call successors, (52) [2022-02-20 19:54:55,388 INFO L87 Difference]: Start difference. First operand 599 states. Second operand has 547 states, 479 states have (on average 1.4091858037578289) internal successors, (675), 487 states have internal predecessors, (675), 44 states have call successors, (44), 22 states have call predecessors, (44), 22 states have return successors, (52), 38 states have call predecessors, (52), 40 states have call successors, (52) [2022-02-20 19:54:55,402 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 19:54:55,402 INFO L93 Difference]: Finished difference Result 599 states and 834 transitions. [2022-02-20 19:54:55,402 INFO L276 IsEmpty]: Start isEmpty. Operand 599 states and 834 transitions. [2022-02-20 19:54:55,403 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 19:54:55,403 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 19:54:55,404 INFO L74 IsIncluded]: Start isIncluded. First operand has 547 states, 479 states have (on average 1.4091858037578289) internal successors, (675), 487 states have internal predecessors, (675), 44 states have call successors, (44), 22 states have call predecessors, (44), 22 states have return successors, (52), 38 states have call predecessors, (52), 40 states have call successors, (52) Second operand 599 states. [2022-02-20 19:54:55,405 INFO L87 Difference]: Start difference. First operand has 547 states, 479 states have (on average 1.4091858037578289) internal successors, (675), 487 states have internal predecessors, (675), 44 states have call successors, (44), 22 states have call predecessors, (44), 22 states have return successors, (52), 38 states have call predecessors, (52), 40 states have call successors, (52) Second operand 599 states. [2022-02-20 19:54:55,420 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 19:54:55,420 INFO L93 Difference]: Finished difference Result 599 states and 834 transitions. [2022-02-20 19:54:55,420 INFO L276 IsEmpty]: Start isEmpty. Operand 599 states and 834 transitions. [2022-02-20 19:54:55,421 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 19:54:55,421 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 19:54:55,421 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-20 19:54:55,421 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-20 19:54:55,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 547 states, 479 states have (on average 1.4091858037578289) internal successors, (675), 487 states have internal predecessors, (675), 44 states have call successors, (44), 22 states have call predecessors, (44), 22 states have return successors, (52), 38 states have call predecessors, (52), 40 states have call successors, (52) [2022-02-20 19:54:55,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 547 states to 547 states and 771 transitions. [2022-02-20 19:54:55,438 INFO L78 Accepts]: Start accepts. Automaton has 547 states and 771 transitions. Word has length 45 [2022-02-20 19:54:55,438 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 19:54:55,438 INFO L470 AbstractCegarLoop]: Abstraction has 547 states and 771 transitions. [2022-02-20 19:54:55,438 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.0) internal successors, (40), 3 states have internal predecessors, (40), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-02-20 19:54:55,438 INFO L276 IsEmpty]: Start isEmpty. Operand 547 states and 771 transitions. [2022-02-20 19:54:55,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2022-02-20 19:54:55,439 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 19:54:55,439 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-20 19:54:55,440 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-02-20 19:54:55,440 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting error1Err0ASSERT_VIOLATIONERROR_FUNCTION === [error1Err0ASSERT_VIOLATIONERROR_FUNCTION, error2Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-20 19:54:55,440 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 19:54:55,440 INFO L85 PathProgramCache]: Analyzing trace with hash -89185588, now seen corresponding path program 1 times [2022-02-20 19:54:55,440 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 19:54:55,440 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [400990734] [2022-02-20 19:54:55,440 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 19:54:55,440 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 19:54:55,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 19:54:55,474 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-02-20 19:54:55,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 19:54:55,477 INFO L290 TraceCheckUtils]: 0: Hoare triple {7370#true} havoc ~__retres1~2; {7370#true} is VALID [2022-02-20 19:54:55,477 INFO L290 TraceCheckUtils]: 1: Hoare triple {7370#true} assume 0 == ~p_dw_st~0;~__retres1~2 := 1; {7370#true} is VALID [2022-02-20 19:54:55,477 INFO L290 TraceCheckUtils]: 2: Hoare triple {7370#true} #res := ~__retres1~2; {7370#true} is VALID [2022-02-20 19:54:55,477 INFO L290 TraceCheckUtils]: 3: Hoare triple {7370#true} assume true; {7370#true} is VALID [2022-02-20 19:54:55,478 INFO L284 TraceCheckUtils]: 4: Hoare quadruple {7370#true} {7370#true} #955#return; {7370#true} is VALID [2022-02-20 19:54:55,478 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2022-02-20 19:54:55,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 19:54:55,496 INFO L290 TraceCheckUtils]: 0: Hoare triple {7370#true} havoc ~__retres1~2; {7370#true} is VALID [2022-02-20 19:54:55,496 INFO L290 TraceCheckUtils]: 1: Hoare triple {7370#true} assume 0 == ~p_dw_st~0;~__retres1~2 := 1; {7370#true} is VALID [2022-02-20 19:54:55,497 INFO L290 TraceCheckUtils]: 2: Hoare triple {7370#true} #res := ~__retres1~2; {7370#true} is VALID [2022-02-20 19:54:55,497 INFO L290 TraceCheckUtils]: 3: Hoare triple {7370#true} assume true; {7370#true} is VALID [2022-02-20 19:54:55,497 INFO L284 TraceCheckUtils]: 4: Hoare quadruple {7370#true} {7377#(= ~c_dr_st~0 2)} #955#return; {7377#(= ~c_dr_st~0 2)} is VALID [2022-02-20 19:54:55,500 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2022-02-20 19:54:55,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 19:54:55,509 INFO L290 TraceCheckUtils]: 0: Hoare triple {7397#(and (= |old(~p_dw_st~0)| ~p_dw_st~0) (= ~c_dr_st~0 |old(~c_dr_st~0)|))} havoc ~tmp~0#1;havoc ~tmp___0~0#1;assume { :begin_inline_is_do_write_p_triggered } true;havoc is_do_write_p_triggered_#res#1;havoc is_do_write_p_triggered_~__retres1~0#1;havoc is_do_write_p_triggered_~__retres1~0#1; {7370#true} is VALID [2022-02-20 19:54:55,509 INFO L290 TraceCheckUtils]: 1: Hoare triple {7370#true} assume !(1 == ~p_dw_pc~0); {7370#true} is VALID [2022-02-20 19:54:55,509 INFO L290 TraceCheckUtils]: 2: Hoare triple {7370#true} is_do_write_p_triggered_~__retres1~0#1 := 0; {7370#true} is VALID [2022-02-20 19:54:55,509 INFO L290 TraceCheckUtils]: 3: Hoare triple {7370#true} is_do_write_p_triggered_#res#1 := is_do_write_p_triggered_~__retres1~0#1; {7370#true} is VALID [2022-02-20 19:54:55,509 INFO L290 TraceCheckUtils]: 4: Hoare triple {7370#true} #t~ret5#1 := is_do_write_p_triggered_#res#1;assume { :end_inline_is_do_write_p_triggered } true;assume -2147483648 <= #t~ret5#1 && #t~ret5#1 <= 2147483647;~tmp~0#1 := #t~ret5#1;havoc #t~ret5#1; {7370#true} is VALID [2022-02-20 19:54:55,509 INFO L290 TraceCheckUtils]: 5: Hoare triple {7370#true} assume 0 != ~tmp~0#1;~p_dw_st~0 := 0; {7370#true} is VALID [2022-02-20 19:54:55,509 INFO L290 TraceCheckUtils]: 6: Hoare triple {7370#true} assume { :begin_inline_is_do_read_c_triggered } true;havoc is_do_read_c_triggered_#res#1;havoc is_do_read_c_triggered_~__retres1~1#1;havoc is_do_read_c_triggered_~__retres1~1#1; {7370#true} is VALID [2022-02-20 19:54:55,509 INFO L290 TraceCheckUtils]: 7: Hoare triple {7370#true} assume 1 == ~c_dr_pc~0; {7370#true} is VALID [2022-02-20 19:54:55,509 INFO L290 TraceCheckUtils]: 8: Hoare triple {7370#true} assume 1 == ~q_write_ev~0;is_do_read_c_triggered_~__retres1~1#1 := 1; {7370#true} is VALID [2022-02-20 19:54:55,510 INFO L290 TraceCheckUtils]: 9: Hoare triple {7370#true} is_do_read_c_triggered_#res#1 := is_do_read_c_triggered_~__retres1~1#1; {7370#true} is VALID [2022-02-20 19:54:55,510 INFO L290 TraceCheckUtils]: 10: Hoare triple {7370#true} #t~ret6#1 := is_do_read_c_triggered_#res#1;assume { :end_inline_is_do_read_c_triggered } true;assume -2147483648 <= #t~ret6#1 && #t~ret6#1 <= 2147483647;~tmp___0~0#1 := #t~ret6#1;havoc #t~ret6#1; {7370#true} is VALID [2022-02-20 19:54:55,510 INFO L290 TraceCheckUtils]: 11: Hoare triple {7370#true} assume 0 != ~tmp___0~0#1;~c_dr_st~0 := 0; {7370#true} is VALID [2022-02-20 19:54:55,510 INFO L290 TraceCheckUtils]: 12: Hoare triple {7370#true} assume true; {7370#true} is VALID [2022-02-20 19:54:55,510 INFO L284 TraceCheckUtils]: 13: Hoare quadruple {7370#true} {7371#false} #959#return; {7371#false} is VALID [2022-02-20 19:54:55,510 INFO L290 TraceCheckUtils]: 0: Hoare triple {7370#true} assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(19, 2);call #Ultimate.allocInit(12, 3);~q_buf_0~0 := 0;~q_free~0 := 0;~q_read_ev~0 := 0;~q_write_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;~m_pc~0 := 0;~t1_pc~0 := 0;~t2_pc~0 := 0;~t3_pc~0 := 0;~t4_pc~0 := 0;~m_st~0 := 0;~t1_st~0 := 0;~t2_st~0 := 0;~t3_st~0 := 0;~t4_st~0 := 0;~m_i~0 := 0;~t1_i~0 := 0;~t2_i~0 := 0;~t3_i~0 := 0;~t4_i~0 := 0;~M_E~0 := 2;~T1_E~0 := 2;~T2_E~0 := 2;~T3_E~0 := 2;~T4_E~0 := 2;~E_M~0 := 2;~E_1~0 := 2;~E_2~0 := 2;~E_3~0 := 2;~E_4~0 := 2;~token~0 := 0;~local~0 := 0; {7370#true} is VALID [2022-02-20 19:54:55,510 INFO L290 TraceCheckUtils]: 1: Hoare triple {7370#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet33#1, main_#t~ret34#1, main_#t~ret35#1;assume -2147483648 <= main_#t~nondet33#1 && main_#t~nondet33#1 <= 2147483647; {7370#true} is VALID [2022-02-20 19:54:55,512 INFO L290 TraceCheckUtils]: 2: Hoare triple {7370#true} assume 0 != main_#t~nondet33#1;havoc main_#t~nondet33#1;assume { :begin_inline_main1 } true;havoc main1_#res#1;havoc main1_~__retres1~3#1;havoc main1_~__retres1~3#1;assume { :begin_inline_init_model1 } true;~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; {7370#true} is VALID [2022-02-20 19:54:55,512 INFO L290 TraceCheckUtils]: 3: Hoare triple {7370#true} assume { :end_inline_init_model1 } true;assume { :begin_inline_start_simulation1 } true;havoc start_simulation1_#t~ret12#1, start_simulation1_~kernel_st~0#1, start_simulation1_~tmp~3#1;havoc start_simulation1_~kernel_st~0#1;havoc start_simulation1_~tmp~3#1;start_simulation1_~kernel_st~0#1 := 0;assume { :begin_inline_init_threads1 } true; {7370#true} is VALID [2022-02-20 19:54:55,512 INFO L290 TraceCheckUtils]: 4: Hoare triple {7370#true} assume 1 == ~p_dw_i~0;~p_dw_st~0 := 0; {7370#true} is VALID [2022-02-20 19:54:55,512 INFO L290 TraceCheckUtils]: 5: Hoare triple {7370#true} assume 1 == ~c_dr_i~0;~c_dr_st~0 := 0; {7370#true} is VALID [2022-02-20 19:54:55,512 INFO L290 TraceCheckUtils]: 6: Hoare triple {7370#true} assume { :end_inline_init_threads1 } true; {7370#true} is VALID [2022-02-20 19:54:55,512 INFO L290 TraceCheckUtils]: 7: Hoare triple {7370#true} assume !false; {7370#true} is VALID [2022-02-20 19:54:55,512 INFO L290 TraceCheckUtils]: 8: Hoare triple {7370#true} start_simulation1_~kernel_st~0#1 := 1;assume { :begin_inline_eval1 } true;havoc eval1_#t~ret8#1, eval1_#t~nondet9#1, eval1_#t~nondet10#1, eval1_~tmp~1#1, eval1_~tmp___0~1#1, eval1_~tmp___1~0#1;havoc eval1_~tmp~1#1;havoc eval1_~tmp___0~1#1;havoc eval1_~tmp___1~0#1; {7370#true} is VALID [2022-02-20 19:54:55,512 INFO L290 TraceCheckUtils]: 9: Hoare triple {7370#true} assume !false; {7370#true} is VALID [2022-02-20 19:54:55,512 INFO L272 TraceCheckUtils]: 10: Hoare triple {7370#true} call eval1_#t~ret8#1 := exists_runnable_thread1(); {7370#true} is VALID [2022-02-20 19:54:55,512 INFO L290 TraceCheckUtils]: 11: Hoare triple {7370#true} havoc ~__retres1~2; {7370#true} is VALID [2022-02-20 19:54:55,512 INFO L290 TraceCheckUtils]: 12: Hoare triple {7370#true} assume 0 == ~p_dw_st~0;~__retres1~2 := 1; {7370#true} is VALID [2022-02-20 19:54:55,512 INFO L290 TraceCheckUtils]: 13: Hoare triple {7370#true} #res := ~__retres1~2; {7370#true} is VALID [2022-02-20 19:54:55,512 INFO L290 TraceCheckUtils]: 14: Hoare triple {7370#true} assume true; {7370#true} is VALID [2022-02-20 19:54:55,512 INFO L284 TraceCheckUtils]: 15: Hoare quadruple {7370#true} {7370#true} #955#return; {7370#true} is VALID [2022-02-20 19:54:55,513 INFO L290 TraceCheckUtils]: 16: Hoare triple {7370#true} assume -2147483648 <= eval1_#t~ret8#1 && eval1_#t~ret8#1 <= 2147483647;eval1_~tmp___1~0#1 := eval1_#t~ret8#1;havoc eval1_#t~ret8#1; {7370#true} is VALID [2022-02-20 19:54:55,513 INFO L290 TraceCheckUtils]: 17: Hoare triple {7370#true} assume 0 != eval1_~tmp___1~0#1; {7370#true} is VALID [2022-02-20 19:54:55,513 INFO L290 TraceCheckUtils]: 18: Hoare triple {7370#true} assume 0 == ~p_dw_st~0;assume -2147483648 <= eval1_#t~nondet9#1 && eval1_#t~nondet9#1 <= 2147483647;eval1_~tmp~1#1 := eval1_#t~nondet9#1;havoc eval1_#t~nondet9#1; {7370#true} is VALID [2022-02-20 19:54:55,513 INFO L290 TraceCheckUtils]: 19: Hoare triple {7370#true} assume !(0 != eval1_~tmp~1#1); {7370#true} is VALID [2022-02-20 19:54:55,513 INFO L290 TraceCheckUtils]: 20: Hoare triple {7370#true} assume 0 == ~c_dr_st~0;assume -2147483648 <= eval1_#t~nondet10#1 && eval1_#t~nondet10#1 <= 2147483647;eval1_~tmp___0~1#1 := eval1_#t~nondet10#1;havoc eval1_#t~nondet10#1; {7370#true} is VALID [2022-02-20 19:54:55,513 INFO L290 TraceCheckUtils]: 21: Hoare triple {7370#true} assume 0 != eval1_~tmp___0~1#1;~c_dr_st~0 := 1;assume { :begin_inline_do_read_c } true;havoc do_read_c_~a~0#1;havoc do_read_c_~a~0#1; {7370#true} is VALID [2022-02-20 19:54:55,513 INFO L290 TraceCheckUtils]: 22: Hoare triple {7370#true} assume 0 == ~c_dr_pc~0; {7370#true} is VALID [2022-02-20 19:54:55,513 INFO L290 TraceCheckUtils]: 23: Hoare triple {7370#true} assume !false; {7370#true} is VALID [2022-02-20 19:54:55,513 INFO L290 TraceCheckUtils]: 24: Hoare triple {7370#true} assume 1 == ~q_free~0;~c_dr_st~0 := 2;~c_dr_pc~0 := 1;~a_t~0 := do_read_c_~a~0#1; {7377#(= ~c_dr_st~0 2)} is VALID [2022-02-20 19:54:55,514 INFO L290 TraceCheckUtils]: 25: Hoare triple {7377#(= ~c_dr_st~0 2)} assume { :end_inline_do_read_c } true; {7377#(= ~c_dr_st~0 2)} is VALID [2022-02-20 19:54:55,514 INFO L290 TraceCheckUtils]: 26: Hoare triple {7377#(= ~c_dr_st~0 2)} assume !false; {7377#(= ~c_dr_st~0 2)} is VALID [2022-02-20 19:54:55,514 INFO L272 TraceCheckUtils]: 27: Hoare triple {7377#(= ~c_dr_st~0 2)} call eval1_#t~ret8#1 := exists_runnable_thread1(); {7370#true} is VALID [2022-02-20 19:54:55,514 INFO L290 TraceCheckUtils]: 28: Hoare triple {7370#true} havoc ~__retres1~2; {7370#true} is VALID [2022-02-20 19:54:55,514 INFO L290 TraceCheckUtils]: 29: Hoare triple {7370#true} assume 0 == ~p_dw_st~0;~__retres1~2 := 1; {7370#true} is VALID [2022-02-20 19:54:55,514 INFO L290 TraceCheckUtils]: 30: Hoare triple {7370#true} #res := ~__retres1~2; {7370#true} is VALID [2022-02-20 19:54:55,514 INFO L290 TraceCheckUtils]: 31: Hoare triple {7370#true} assume true; {7370#true} is VALID [2022-02-20 19:54:55,515 INFO L284 TraceCheckUtils]: 32: Hoare quadruple {7370#true} {7377#(= ~c_dr_st~0 2)} #955#return; {7377#(= ~c_dr_st~0 2)} is VALID [2022-02-20 19:54:55,515 INFO L290 TraceCheckUtils]: 33: Hoare triple {7377#(= ~c_dr_st~0 2)} assume -2147483648 <= eval1_#t~ret8#1 && eval1_#t~ret8#1 <= 2147483647;eval1_~tmp___1~0#1 := eval1_#t~ret8#1;havoc eval1_#t~ret8#1; {7377#(= ~c_dr_st~0 2)} is VALID [2022-02-20 19:54:55,515 INFO L290 TraceCheckUtils]: 34: Hoare triple {7377#(= ~c_dr_st~0 2)} assume 0 != eval1_~tmp___1~0#1; {7377#(= ~c_dr_st~0 2)} is VALID [2022-02-20 19:54:55,515 INFO L290 TraceCheckUtils]: 35: Hoare triple {7377#(= ~c_dr_st~0 2)} assume 0 == ~p_dw_st~0;assume -2147483648 <= eval1_#t~nondet9#1 && eval1_#t~nondet9#1 <= 2147483647;eval1_~tmp~1#1 := eval1_#t~nondet9#1;havoc eval1_#t~nondet9#1; {7377#(= ~c_dr_st~0 2)} is VALID [2022-02-20 19:54:55,516 INFO L290 TraceCheckUtils]: 36: Hoare triple {7377#(= ~c_dr_st~0 2)} assume !(0 != eval1_~tmp~1#1); {7377#(= ~c_dr_st~0 2)} is VALID [2022-02-20 19:54:55,516 INFO L290 TraceCheckUtils]: 37: Hoare triple {7377#(= ~c_dr_st~0 2)} assume 0 == ~c_dr_st~0;assume -2147483648 <= eval1_#t~nondet10#1 && eval1_#t~nondet10#1 <= 2147483647;eval1_~tmp___0~1#1 := eval1_#t~nondet10#1;havoc eval1_#t~nondet10#1; {7371#false} is VALID [2022-02-20 19:54:55,516 INFO L290 TraceCheckUtils]: 38: Hoare triple {7371#false} assume 0 != eval1_~tmp___0~1#1;~c_dr_st~0 := 1;assume { :begin_inline_do_read_c } true;havoc do_read_c_~a~0#1;havoc do_read_c_~a~0#1; {7371#false} is VALID [2022-02-20 19:54:55,516 INFO L290 TraceCheckUtils]: 39: Hoare triple {7371#false} assume !(0 == ~c_dr_pc~0); {7371#false} is VALID [2022-02-20 19:54:55,516 INFO L290 TraceCheckUtils]: 40: Hoare triple {7371#false} assume 1 == ~c_dr_pc~0; {7371#false} is VALID [2022-02-20 19:54:55,516 INFO L290 TraceCheckUtils]: 41: Hoare triple {7371#false} do_read_c_~a~0#1 := ~a_t~0; {7371#false} is VALID [2022-02-20 19:54:55,516 INFO L290 TraceCheckUtils]: 42: Hoare triple {7371#false} do_read_c_~a~0#1 := ~q_buf_0~0;~c_last_read~0 := do_read_c_~a~0#1;~c_num_read~0 := 1 + ~c_num_read~0;~q_free~0 := 1;~q_read_ev~0 := 1; {7371#false} is VALID [2022-02-20 19:54:55,516 INFO L272 TraceCheckUtils]: 43: Hoare triple {7371#false} call immediate_notify_threads(); {7397#(and (= |old(~p_dw_st~0)| ~p_dw_st~0) (= ~c_dr_st~0 |old(~c_dr_st~0)|))} is VALID [2022-02-20 19:54:55,517 INFO L290 TraceCheckUtils]: 44: Hoare triple {7397#(and (= |old(~p_dw_st~0)| ~p_dw_st~0) (= ~c_dr_st~0 |old(~c_dr_st~0)|))} havoc ~tmp~0#1;havoc ~tmp___0~0#1;assume { :begin_inline_is_do_write_p_triggered } true;havoc is_do_write_p_triggered_#res#1;havoc is_do_write_p_triggered_~__retres1~0#1;havoc is_do_write_p_triggered_~__retres1~0#1; {7370#true} is VALID [2022-02-20 19:54:55,517 INFO L290 TraceCheckUtils]: 45: Hoare triple {7370#true} assume !(1 == ~p_dw_pc~0); {7370#true} is VALID [2022-02-20 19:54:55,517 INFO L290 TraceCheckUtils]: 46: Hoare triple {7370#true} is_do_write_p_triggered_~__retres1~0#1 := 0; {7370#true} is VALID [2022-02-20 19:54:55,517 INFO L290 TraceCheckUtils]: 47: Hoare triple {7370#true} is_do_write_p_triggered_#res#1 := is_do_write_p_triggered_~__retres1~0#1; {7370#true} is VALID [2022-02-20 19:54:55,517 INFO L290 TraceCheckUtils]: 48: Hoare triple {7370#true} #t~ret5#1 := is_do_write_p_triggered_#res#1;assume { :end_inline_is_do_write_p_triggered } true;assume -2147483648 <= #t~ret5#1 && #t~ret5#1 <= 2147483647;~tmp~0#1 := #t~ret5#1;havoc #t~ret5#1; {7370#true} is VALID [2022-02-20 19:54:55,517 INFO L290 TraceCheckUtils]: 49: Hoare triple {7370#true} assume 0 != ~tmp~0#1;~p_dw_st~0 := 0; {7370#true} is VALID [2022-02-20 19:54:55,517 INFO L290 TraceCheckUtils]: 50: Hoare triple {7370#true} assume { :begin_inline_is_do_read_c_triggered } true;havoc is_do_read_c_triggered_#res#1;havoc is_do_read_c_triggered_~__retres1~1#1;havoc is_do_read_c_triggered_~__retres1~1#1; {7370#true} is VALID [2022-02-20 19:54:55,517 INFO L290 TraceCheckUtils]: 51: Hoare triple {7370#true} assume 1 == ~c_dr_pc~0; {7370#true} is VALID [2022-02-20 19:54:55,517 INFO L290 TraceCheckUtils]: 52: Hoare triple {7370#true} assume 1 == ~q_write_ev~0;is_do_read_c_triggered_~__retres1~1#1 := 1; {7370#true} is VALID [2022-02-20 19:54:55,517 INFO L290 TraceCheckUtils]: 53: Hoare triple {7370#true} is_do_read_c_triggered_#res#1 := is_do_read_c_triggered_~__retres1~1#1; {7370#true} is VALID [2022-02-20 19:54:55,517 INFO L290 TraceCheckUtils]: 54: Hoare triple {7370#true} #t~ret6#1 := is_do_read_c_triggered_#res#1;assume { :end_inline_is_do_read_c_triggered } true;assume -2147483648 <= #t~ret6#1 && #t~ret6#1 <= 2147483647;~tmp___0~0#1 := #t~ret6#1;havoc #t~ret6#1; {7370#true} is VALID [2022-02-20 19:54:55,517 INFO L290 TraceCheckUtils]: 55: Hoare triple {7370#true} assume 0 != ~tmp___0~0#1;~c_dr_st~0 := 0; {7370#true} is VALID [2022-02-20 19:54:55,517 INFO L290 TraceCheckUtils]: 56: Hoare triple {7370#true} assume true; {7370#true} is VALID [2022-02-20 19:54:55,517 INFO L284 TraceCheckUtils]: 57: Hoare quadruple {7370#true} {7371#false} #959#return; {7371#false} is VALID [2022-02-20 19:54:55,517 INFO L290 TraceCheckUtils]: 58: Hoare triple {7371#false} ~q_read_ev~0 := 2; {7371#false} is VALID [2022-02-20 19:54:55,517 INFO L290 TraceCheckUtils]: 59: Hoare triple {7371#false} assume !(~p_last_write~0 == ~c_last_read~0); {7371#false} is VALID [2022-02-20 19:54:55,517 INFO L272 TraceCheckUtils]: 60: Hoare triple {7371#false} call error1(); {7371#false} is VALID [2022-02-20 19:54:55,518 INFO L290 TraceCheckUtils]: 61: Hoare triple {7371#false} assume !false; {7371#false} is VALID [2022-02-20 19:54:55,518 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-02-20 19:54:55,518 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 19:54:55,518 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [400990734] [2022-02-20 19:54:55,518 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [400990734] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 19:54:55,518 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 19:54:55,518 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-02-20 19:54:55,518 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1382941500] [2022-02-20 19:54:55,518 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 19:54:55,519 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.75) internal successors, (51), 3 states have internal predecessors, (51), 3 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Word has length 62 [2022-02-20 19:54:55,519 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 19:54:55,519 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 4 states, 4 states have (on average 12.75) internal successors, (51), 3 states have internal predecessors, (51), 3 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-02-20 19:54:55,547 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 58 edges. 58 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 19:54:55,547 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-02-20 19:54:55,547 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 19:54:55,548 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-02-20 19:54:55,548 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-02-20 19:54:55,548 INFO L87 Difference]: Start difference. First operand 547 states and 771 transitions. Second operand has 4 states, 4 states have (on average 12.75) internal successors, (51), 3 states have internal predecessors, (51), 3 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-02-20 19:54:56,259 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 19:54:56,259 INFO L93 Difference]: Finished difference Result 1131 states and 1556 transitions. [2022-02-20 19:54:56,260 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-02-20 19:54:56,260 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.75) internal successors, (51), 3 states have internal predecessors, (51), 3 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Word has length 62 [2022-02-20 19:54:56,261 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-20 19:54:56,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 12.75) internal successors, (51), 3 states have internal predecessors, (51), 3 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-02-20 19:54:56,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 549 transitions. [2022-02-20 19:54:56,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 12.75) internal successors, (51), 3 states have internal predecessors, (51), 3 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-02-20 19:54:56,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 549 transitions. [2022-02-20 19:54:56,269 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states and 549 transitions. [2022-02-20 19:54:56,597 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 549 edges. 549 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 19:54:56,626 INFO L225 Difference]: With dead ends: 1131 [2022-02-20 19:54:56,626 INFO L226 Difference]: Without dead ends: 775 [2022-02-20 19:54:56,627 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-02-20 19:54:56,627 INFO L933 BasicCegarLoop]: 442 mSDtfsCounter, 193 mSDsluCounter, 453 mSDsCounter, 0 mSdLazyCounter, 210 mSolverCounterSat, 28 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 195 SdHoareTripleChecker+Valid, 895 SdHoareTripleChecker+Invalid, 238 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 28 IncrementalHoareTripleChecker+Valid, 210 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-02-20 19:54:56,628 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [195 Valid, 895 Invalid, 238 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [28 Valid, 210 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-02-20 19:54:56,629 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 775 states. [2022-02-20 19:54:56,644 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 775 to 737. [2022-02-20 19:54:56,644 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-20 19:54:56,645 INFO L82 GeneralOperation]: Start isEquivalent. First operand 775 states. Second operand has 737 states, 645 states have (on average 1.3565891472868217) internal successors, (875), 655 states have internal predecessors, (875), 58 states have call successors, (58), 30 states have call predecessors, (58), 32 states have return successors, (76), 52 states have call predecessors, (76), 54 states have call successors, (76) [2022-02-20 19:54:56,646 INFO L74 IsIncluded]: Start isIncluded. First operand 775 states. Second operand has 737 states, 645 states have (on average 1.3565891472868217) internal successors, (875), 655 states have internal predecessors, (875), 58 states have call successors, (58), 30 states have call predecessors, (58), 32 states have return successors, (76), 52 states have call predecessors, (76), 54 states have call successors, (76) [2022-02-20 19:54:56,647 INFO L87 Difference]: Start difference. First operand 775 states. Second operand has 737 states, 645 states have (on average 1.3565891472868217) internal successors, (875), 655 states have internal predecessors, (875), 58 states have call successors, (58), 30 states have call predecessors, (58), 32 states have return successors, (76), 52 states have call predecessors, (76), 54 states have call successors, (76) [2022-02-20 19:54:56,669 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 19:54:56,669 INFO L93 Difference]: Finished difference Result 775 states and 1055 transitions. [2022-02-20 19:54:56,669 INFO L276 IsEmpty]: Start isEmpty. Operand 775 states and 1055 transitions. [2022-02-20 19:54:56,670 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 19:54:56,670 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 19:54:56,672 INFO L74 IsIncluded]: Start isIncluded. First operand has 737 states, 645 states have (on average 1.3565891472868217) internal successors, (875), 655 states have internal predecessors, (875), 58 states have call successors, (58), 30 states have call predecessors, (58), 32 states have return successors, (76), 52 states have call predecessors, (76), 54 states have call successors, (76) Second operand 775 states. [2022-02-20 19:54:56,673 INFO L87 Difference]: Start difference. First operand has 737 states, 645 states have (on average 1.3565891472868217) internal successors, (875), 655 states have internal predecessors, (875), 58 states have call successors, (58), 30 states have call predecessors, (58), 32 states have return successors, (76), 52 states have call predecessors, (76), 54 states have call successors, (76) Second operand 775 states. [2022-02-20 19:54:56,695 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 19:54:56,695 INFO L93 Difference]: Finished difference Result 775 states and 1055 transitions. [2022-02-20 19:54:56,695 INFO L276 IsEmpty]: Start isEmpty. Operand 775 states and 1055 transitions. [2022-02-20 19:54:56,696 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 19:54:56,696 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 19:54:56,696 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-20 19:54:56,696 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-20 19:54:56,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 737 states, 645 states have (on average 1.3565891472868217) internal successors, (875), 655 states have internal predecessors, (875), 58 states have call successors, (58), 30 states have call predecessors, (58), 32 states have return successors, (76), 52 states have call predecessors, (76), 54 states have call successors, (76) [2022-02-20 19:54:56,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 737 states to 737 states and 1009 transitions. [2022-02-20 19:54:56,722 INFO L78 Accepts]: Start accepts. Automaton has 737 states and 1009 transitions. Word has length 62 [2022-02-20 19:54:56,722 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 19:54:56,722 INFO L470 AbstractCegarLoop]: Abstraction has 737 states and 1009 transitions. [2022-02-20 19:54:56,722 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.75) internal successors, (51), 3 states have internal predecessors, (51), 3 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-02-20 19:54:56,722 INFO L276 IsEmpty]: Start isEmpty. Operand 737 states and 1009 transitions. [2022-02-20 19:54:56,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2022-02-20 19:54:56,723 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 19:54:56,723 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-20 19:54:56,723 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-02-20 19:54:56,724 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting error1Err0ASSERT_VIOLATIONERROR_FUNCTION === [error1Err0ASSERT_VIOLATIONERROR_FUNCTION, error2Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-20 19:54:56,724 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 19:54:56,724 INFO L85 PathProgramCache]: Analyzing trace with hash 613039140, now seen corresponding path program 1 times [2022-02-20 19:54:56,724 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 19:54:56,724 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2076345963] [2022-02-20 19:54:56,724 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 19:54:56,724 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 19:54:56,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 19:54:56,749 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-02-20 19:54:56,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 19:54:56,753 INFO L290 TraceCheckUtils]: 0: Hoare triple {11514#true} havoc ~__retres1~2; {11514#true} is VALID [2022-02-20 19:54:56,753 INFO L290 TraceCheckUtils]: 1: Hoare triple {11514#true} assume 0 == ~p_dw_st~0;~__retres1~2 := 1; {11514#true} is VALID [2022-02-20 19:54:56,753 INFO L290 TraceCheckUtils]: 2: Hoare triple {11514#true} #res := ~__retres1~2; {11514#true} is VALID [2022-02-20 19:54:56,753 INFO L290 TraceCheckUtils]: 3: Hoare triple {11514#true} assume true; {11514#true} is VALID [2022-02-20 19:54:56,753 INFO L284 TraceCheckUtils]: 4: Hoare quadruple {11514#true} {11516#(= ~p_dw_pc~0 0)} #955#return; {11516#(= ~p_dw_pc~0 0)} is VALID [2022-02-20 19:54:56,756 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2022-02-20 19:54:56,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 19:54:56,762 INFO L290 TraceCheckUtils]: 0: Hoare triple {11550#(and (= |old(~p_dw_st~0)| ~p_dw_st~0) (= ~c_dr_st~0 |old(~c_dr_st~0)|))} havoc ~tmp~0#1;havoc ~tmp___0~0#1;assume { :begin_inline_is_do_write_p_triggered } true;havoc is_do_write_p_triggered_#res#1;havoc is_do_write_p_triggered_~__retres1~0#1;havoc is_do_write_p_triggered_~__retres1~0#1; {11514#true} is VALID [2022-02-20 19:54:56,762 INFO L290 TraceCheckUtils]: 1: Hoare triple {11514#true} assume !(1 == ~p_dw_pc~0); {11514#true} is VALID [2022-02-20 19:54:56,762 INFO L290 TraceCheckUtils]: 2: Hoare triple {11514#true} is_do_write_p_triggered_~__retres1~0#1 := 0; {11514#true} is VALID [2022-02-20 19:54:56,762 INFO L290 TraceCheckUtils]: 3: Hoare triple {11514#true} is_do_write_p_triggered_#res#1 := is_do_write_p_triggered_~__retres1~0#1; {11514#true} is VALID [2022-02-20 19:54:56,762 INFO L290 TraceCheckUtils]: 4: Hoare triple {11514#true} #t~ret5#1 := is_do_write_p_triggered_#res#1;assume { :end_inline_is_do_write_p_triggered } true;assume -2147483648 <= #t~ret5#1 && #t~ret5#1 <= 2147483647;~tmp~0#1 := #t~ret5#1;havoc #t~ret5#1; {11514#true} is VALID [2022-02-20 19:54:56,762 INFO L290 TraceCheckUtils]: 5: Hoare triple {11514#true} assume 0 != ~tmp~0#1;~p_dw_st~0 := 0; {11514#true} is VALID [2022-02-20 19:54:56,762 INFO L290 TraceCheckUtils]: 6: Hoare triple {11514#true} assume { :begin_inline_is_do_read_c_triggered } true;havoc is_do_read_c_triggered_#res#1;havoc is_do_read_c_triggered_~__retres1~1#1;havoc is_do_read_c_triggered_~__retres1~1#1; {11514#true} is VALID [2022-02-20 19:54:56,762 INFO L290 TraceCheckUtils]: 7: Hoare triple {11514#true} assume !(1 == ~c_dr_pc~0); {11514#true} is VALID [2022-02-20 19:54:56,762 INFO L290 TraceCheckUtils]: 8: Hoare triple {11514#true} is_do_read_c_triggered_~__retres1~1#1 := 0; {11514#true} is VALID [2022-02-20 19:54:56,762 INFO L290 TraceCheckUtils]: 9: Hoare triple {11514#true} is_do_read_c_triggered_#res#1 := is_do_read_c_triggered_~__retres1~1#1; {11514#true} is VALID [2022-02-20 19:54:56,762 INFO L290 TraceCheckUtils]: 10: Hoare triple {11514#true} #t~ret6#1 := is_do_read_c_triggered_#res#1;assume { :end_inline_is_do_read_c_triggered } true;assume -2147483648 <= #t~ret6#1 && #t~ret6#1 <= 2147483647;~tmp___0~0#1 := #t~ret6#1;havoc #t~ret6#1; {11514#true} is VALID [2022-02-20 19:54:56,763 INFO L290 TraceCheckUtils]: 11: Hoare triple {11514#true} assume 0 != ~tmp___0~0#1;~c_dr_st~0 := 0; {11514#true} is VALID [2022-02-20 19:54:56,763 INFO L290 TraceCheckUtils]: 12: Hoare triple {11514#true} assume true; {11514#true} is VALID [2022-02-20 19:54:56,763 INFO L284 TraceCheckUtils]: 13: Hoare quadruple {11514#true} {11515#false} #957#return; {11515#false} is VALID [2022-02-20 19:54:56,763 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2022-02-20 19:54:56,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 19:54:56,769 INFO L290 TraceCheckUtils]: 0: Hoare triple {11550#(and (= |old(~p_dw_st~0)| ~p_dw_st~0) (= ~c_dr_st~0 |old(~c_dr_st~0)|))} havoc ~tmp~0#1;havoc ~tmp___0~0#1;assume { :begin_inline_is_do_write_p_triggered } true;havoc is_do_write_p_triggered_#res#1;havoc is_do_write_p_triggered_~__retres1~0#1;havoc is_do_write_p_triggered_~__retres1~0#1; {11514#true} is VALID [2022-02-20 19:54:56,769 INFO L290 TraceCheckUtils]: 1: Hoare triple {11514#true} assume !(1 == ~p_dw_pc~0); {11514#true} is VALID [2022-02-20 19:54:56,769 INFO L290 TraceCheckUtils]: 2: Hoare triple {11514#true} is_do_write_p_triggered_~__retres1~0#1 := 0; {11514#true} is VALID [2022-02-20 19:54:56,769 INFO L290 TraceCheckUtils]: 3: Hoare triple {11514#true} is_do_write_p_triggered_#res#1 := is_do_write_p_triggered_~__retres1~0#1; {11514#true} is VALID [2022-02-20 19:54:56,769 INFO L290 TraceCheckUtils]: 4: Hoare triple {11514#true} #t~ret5#1 := is_do_write_p_triggered_#res#1;assume { :end_inline_is_do_write_p_triggered } true;assume -2147483648 <= #t~ret5#1 && #t~ret5#1 <= 2147483647;~tmp~0#1 := #t~ret5#1;havoc #t~ret5#1; {11514#true} is VALID [2022-02-20 19:54:56,769 INFO L290 TraceCheckUtils]: 5: Hoare triple {11514#true} assume 0 != ~tmp~0#1;~p_dw_st~0 := 0; {11514#true} is VALID [2022-02-20 19:54:56,769 INFO L290 TraceCheckUtils]: 6: Hoare triple {11514#true} assume { :begin_inline_is_do_read_c_triggered } true;havoc is_do_read_c_triggered_#res#1;havoc is_do_read_c_triggered_~__retres1~1#1;havoc is_do_read_c_triggered_~__retres1~1#1; {11514#true} is VALID [2022-02-20 19:54:56,769 INFO L290 TraceCheckUtils]: 7: Hoare triple {11514#true} assume !(1 == ~c_dr_pc~0); {11514#true} is VALID [2022-02-20 19:54:56,769 INFO L290 TraceCheckUtils]: 8: Hoare triple {11514#true} is_do_read_c_triggered_~__retres1~1#1 := 0; {11514#true} is VALID [2022-02-20 19:54:56,769 INFO L290 TraceCheckUtils]: 9: Hoare triple {11514#true} is_do_read_c_triggered_#res#1 := is_do_read_c_triggered_~__retres1~1#1; {11514#true} is VALID [2022-02-20 19:54:56,769 INFO L290 TraceCheckUtils]: 10: Hoare triple {11514#true} #t~ret6#1 := is_do_read_c_triggered_#res#1;assume { :end_inline_is_do_read_c_triggered } true;assume -2147483648 <= #t~ret6#1 && #t~ret6#1 <= 2147483647;~tmp___0~0#1 := #t~ret6#1;havoc #t~ret6#1; {11514#true} is VALID [2022-02-20 19:54:56,769 INFO L290 TraceCheckUtils]: 11: Hoare triple {11514#true} assume 0 != ~tmp___0~0#1;~c_dr_st~0 := 0; {11514#true} is VALID [2022-02-20 19:54:56,769 INFO L290 TraceCheckUtils]: 12: Hoare triple {11514#true} assume true; {11514#true} is VALID [2022-02-20 19:54:56,769 INFO L284 TraceCheckUtils]: 13: Hoare quadruple {11514#true} {11515#false} #959#return; {11515#false} is VALID [2022-02-20 19:54:56,770 INFO L290 TraceCheckUtils]: 0: Hoare triple {11514#true} assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(19, 2);call #Ultimate.allocInit(12, 3);~q_buf_0~0 := 0;~q_free~0 := 0;~q_read_ev~0 := 0;~q_write_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;~m_pc~0 := 0;~t1_pc~0 := 0;~t2_pc~0 := 0;~t3_pc~0 := 0;~t4_pc~0 := 0;~m_st~0 := 0;~t1_st~0 := 0;~t2_st~0 := 0;~t3_st~0 := 0;~t4_st~0 := 0;~m_i~0 := 0;~t1_i~0 := 0;~t2_i~0 := 0;~t3_i~0 := 0;~t4_i~0 := 0;~M_E~0 := 2;~T1_E~0 := 2;~T2_E~0 := 2;~T3_E~0 := 2;~T4_E~0 := 2;~E_M~0 := 2;~E_1~0 := 2;~E_2~0 := 2;~E_3~0 := 2;~E_4~0 := 2;~token~0 := 0;~local~0 := 0; {11514#true} is VALID [2022-02-20 19:54:56,770 INFO L290 TraceCheckUtils]: 1: Hoare triple {11514#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet33#1, main_#t~ret34#1, main_#t~ret35#1;assume -2147483648 <= main_#t~nondet33#1 && main_#t~nondet33#1 <= 2147483647; {11514#true} is VALID [2022-02-20 19:54:56,770 INFO L290 TraceCheckUtils]: 2: Hoare triple {11514#true} assume 0 != main_#t~nondet33#1;havoc main_#t~nondet33#1;assume { :begin_inline_main1 } true;havoc main1_#res#1;havoc main1_~__retres1~3#1;havoc main1_~__retres1~3#1;assume { :begin_inline_init_model1 } true;~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; {11516#(= ~p_dw_pc~0 0)} is VALID [2022-02-20 19:54:56,770 INFO L290 TraceCheckUtils]: 3: Hoare triple {11516#(= ~p_dw_pc~0 0)} assume { :end_inline_init_model1 } true;assume { :begin_inline_start_simulation1 } true;havoc start_simulation1_#t~ret12#1, start_simulation1_~kernel_st~0#1, start_simulation1_~tmp~3#1;havoc start_simulation1_~kernel_st~0#1;havoc start_simulation1_~tmp~3#1;start_simulation1_~kernel_st~0#1 := 0;assume { :begin_inline_init_threads1 } true; {11516#(= ~p_dw_pc~0 0)} is VALID [2022-02-20 19:54:56,770 INFO L290 TraceCheckUtils]: 4: Hoare triple {11516#(= ~p_dw_pc~0 0)} assume 1 == ~p_dw_i~0;~p_dw_st~0 := 0; {11516#(= ~p_dw_pc~0 0)} is VALID [2022-02-20 19:54:56,771 INFO L290 TraceCheckUtils]: 5: Hoare triple {11516#(= ~p_dw_pc~0 0)} assume 1 == ~c_dr_i~0;~c_dr_st~0 := 0; {11516#(= ~p_dw_pc~0 0)} is VALID [2022-02-20 19:54:56,771 INFO L290 TraceCheckUtils]: 6: Hoare triple {11516#(= ~p_dw_pc~0 0)} assume { :end_inline_init_threads1 } true; {11516#(= ~p_dw_pc~0 0)} is VALID [2022-02-20 19:54:56,771 INFO L290 TraceCheckUtils]: 7: Hoare triple {11516#(= ~p_dw_pc~0 0)} assume !false; {11516#(= ~p_dw_pc~0 0)} is VALID [2022-02-20 19:54:56,771 INFO L290 TraceCheckUtils]: 8: Hoare triple {11516#(= ~p_dw_pc~0 0)} start_simulation1_~kernel_st~0#1 := 1;assume { :begin_inline_eval1 } true;havoc eval1_#t~ret8#1, eval1_#t~nondet9#1, eval1_#t~nondet10#1, eval1_~tmp~1#1, eval1_~tmp___0~1#1, eval1_~tmp___1~0#1;havoc eval1_~tmp~1#1;havoc eval1_~tmp___0~1#1;havoc eval1_~tmp___1~0#1; {11516#(= ~p_dw_pc~0 0)} is VALID [2022-02-20 19:54:56,772 INFO L290 TraceCheckUtils]: 9: Hoare triple {11516#(= ~p_dw_pc~0 0)} assume !false; {11516#(= ~p_dw_pc~0 0)} is VALID [2022-02-20 19:54:56,772 INFO L272 TraceCheckUtils]: 10: Hoare triple {11516#(= ~p_dw_pc~0 0)} call eval1_#t~ret8#1 := exists_runnable_thread1(); {11514#true} is VALID [2022-02-20 19:54:56,772 INFO L290 TraceCheckUtils]: 11: Hoare triple {11514#true} havoc ~__retres1~2; {11514#true} is VALID [2022-02-20 19:54:56,772 INFO L290 TraceCheckUtils]: 12: Hoare triple {11514#true} assume 0 == ~p_dw_st~0;~__retres1~2 := 1; {11514#true} is VALID [2022-02-20 19:54:56,772 INFO L290 TraceCheckUtils]: 13: Hoare triple {11514#true} #res := ~__retres1~2; {11514#true} is VALID [2022-02-20 19:54:56,772 INFO L290 TraceCheckUtils]: 14: Hoare triple {11514#true} assume true; {11514#true} is VALID [2022-02-20 19:54:56,772 INFO L284 TraceCheckUtils]: 15: Hoare quadruple {11514#true} {11516#(= ~p_dw_pc~0 0)} #955#return; {11516#(= ~p_dw_pc~0 0)} is VALID [2022-02-20 19:54:56,773 INFO L290 TraceCheckUtils]: 16: Hoare triple {11516#(= ~p_dw_pc~0 0)} assume -2147483648 <= eval1_#t~ret8#1 && eval1_#t~ret8#1 <= 2147483647;eval1_~tmp___1~0#1 := eval1_#t~ret8#1;havoc eval1_#t~ret8#1; {11516#(= ~p_dw_pc~0 0)} is VALID [2022-02-20 19:54:56,773 INFO L290 TraceCheckUtils]: 17: Hoare triple {11516#(= ~p_dw_pc~0 0)} assume 0 != eval1_~tmp___1~0#1; {11516#(= ~p_dw_pc~0 0)} is VALID [2022-02-20 19:54:56,773 INFO L290 TraceCheckUtils]: 18: Hoare triple {11516#(= ~p_dw_pc~0 0)} assume 0 == ~p_dw_st~0;assume -2147483648 <= eval1_#t~nondet9#1 && eval1_#t~nondet9#1 <= 2147483647;eval1_~tmp~1#1 := eval1_#t~nondet9#1;havoc eval1_#t~nondet9#1; {11516#(= ~p_dw_pc~0 0)} is VALID [2022-02-20 19:54:56,773 INFO L290 TraceCheckUtils]: 19: Hoare triple {11516#(= ~p_dw_pc~0 0)} assume 0 != eval1_~tmp~1#1;~p_dw_st~0 := 1;assume { :begin_inline_do_write_p } true;havoc do_write_p_#t~nondet7#1; {11516#(= ~p_dw_pc~0 0)} is VALID [2022-02-20 19:54:56,774 INFO L290 TraceCheckUtils]: 20: Hoare triple {11516#(= ~p_dw_pc~0 0)} assume !(0 == ~p_dw_pc~0); {11515#false} is VALID [2022-02-20 19:54:56,774 INFO L290 TraceCheckUtils]: 21: Hoare triple {11515#false} assume 1 == ~p_dw_pc~0; {11515#false} is VALID [2022-02-20 19:54:56,774 INFO L290 TraceCheckUtils]: 22: Hoare triple {11515#false} assume -2147483648 <= do_write_p_#t~nondet7#1 && do_write_p_#t~nondet7#1 <= 2147483647;~q_buf_0~0 := do_write_p_#t~nondet7#1;havoc do_write_p_#t~nondet7#1;~p_last_write~0 := ~q_buf_0~0;~p_num_write~0 := 1 + ~p_num_write~0;~q_free~0 := 0;~q_write_ev~0 := 1; {11515#false} is VALID [2022-02-20 19:54:56,774 INFO L272 TraceCheckUtils]: 23: Hoare triple {11515#false} call immediate_notify_threads(); {11550#(and (= |old(~p_dw_st~0)| ~p_dw_st~0) (= ~c_dr_st~0 |old(~c_dr_st~0)|))} is VALID [2022-02-20 19:54:56,774 INFO L290 TraceCheckUtils]: 24: Hoare triple {11550#(and (= |old(~p_dw_st~0)| ~p_dw_st~0) (= ~c_dr_st~0 |old(~c_dr_st~0)|))} havoc ~tmp~0#1;havoc ~tmp___0~0#1;assume { :begin_inline_is_do_write_p_triggered } true;havoc is_do_write_p_triggered_#res#1;havoc is_do_write_p_triggered_~__retres1~0#1;havoc is_do_write_p_triggered_~__retres1~0#1; {11514#true} is VALID [2022-02-20 19:54:56,774 INFO L290 TraceCheckUtils]: 25: Hoare triple {11514#true} assume !(1 == ~p_dw_pc~0); {11514#true} is VALID [2022-02-20 19:54:56,774 INFO L290 TraceCheckUtils]: 26: Hoare triple {11514#true} is_do_write_p_triggered_~__retres1~0#1 := 0; {11514#true} is VALID [2022-02-20 19:54:56,774 INFO L290 TraceCheckUtils]: 27: Hoare triple {11514#true} is_do_write_p_triggered_#res#1 := is_do_write_p_triggered_~__retres1~0#1; {11514#true} is VALID [2022-02-20 19:54:56,774 INFO L290 TraceCheckUtils]: 28: Hoare triple {11514#true} #t~ret5#1 := is_do_write_p_triggered_#res#1;assume { :end_inline_is_do_write_p_triggered } true;assume -2147483648 <= #t~ret5#1 && #t~ret5#1 <= 2147483647;~tmp~0#1 := #t~ret5#1;havoc #t~ret5#1; {11514#true} is VALID [2022-02-20 19:54:56,774 INFO L290 TraceCheckUtils]: 29: Hoare triple {11514#true} assume 0 != ~tmp~0#1;~p_dw_st~0 := 0; {11514#true} is VALID [2022-02-20 19:54:56,774 INFO L290 TraceCheckUtils]: 30: Hoare triple {11514#true} assume { :begin_inline_is_do_read_c_triggered } true;havoc is_do_read_c_triggered_#res#1;havoc is_do_read_c_triggered_~__retres1~1#1;havoc is_do_read_c_triggered_~__retres1~1#1; {11514#true} is VALID [2022-02-20 19:54:56,774 INFO L290 TraceCheckUtils]: 31: Hoare triple {11514#true} assume !(1 == ~c_dr_pc~0); {11514#true} is VALID [2022-02-20 19:54:56,774 INFO L290 TraceCheckUtils]: 32: Hoare triple {11514#true} is_do_read_c_triggered_~__retres1~1#1 := 0; {11514#true} is VALID [2022-02-20 19:54:56,774 INFO L290 TraceCheckUtils]: 33: Hoare triple {11514#true} is_do_read_c_triggered_#res#1 := is_do_read_c_triggered_~__retres1~1#1; {11514#true} is VALID [2022-02-20 19:54:56,774 INFO L290 TraceCheckUtils]: 34: Hoare triple {11514#true} #t~ret6#1 := is_do_read_c_triggered_#res#1;assume { :end_inline_is_do_read_c_triggered } true;assume -2147483648 <= #t~ret6#1 && #t~ret6#1 <= 2147483647;~tmp___0~0#1 := #t~ret6#1;havoc #t~ret6#1; {11514#true} is VALID [2022-02-20 19:54:56,775 INFO L290 TraceCheckUtils]: 35: Hoare triple {11514#true} assume 0 != ~tmp___0~0#1;~c_dr_st~0 := 0; {11514#true} is VALID [2022-02-20 19:54:56,775 INFO L290 TraceCheckUtils]: 36: Hoare triple {11514#true} assume true; {11514#true} is VALID [2022-02-20 19:54:56,775 INFO L284 TraceCheckUtils]: 37: Hoare quadruple {11514#true} {11515#false} #957#return; {11515#false} is VALID [2022-02-20 19:54:56,775 INFO L290 TraceCheckUtils]: 38: Hoare triple {11515#false} ~q_write_ev~0 := 2; {11515#false} is VALID [2022-02-20 19:54:56,775 INFO L290 TraceCheckUtils]: 39: Hoare triple {11515#false} assume !false; {11515#false} is VALID [2022-02-20 19:54:56,775 INFO L290 TraceCheckUtils]: 40: Hoare triple {11515#false} assume 0 == ~q_free~0;~p_dw_st~0 := 2;~p_dw_pc~0 := 1; {11515#false} is VALID [2022-02-20 19:54:56,775 INFO L290 TraceCheckUtils]: 41: Hoare triple {11515#false} assume { :end_inline_do_write_p } true; {11515#false} is VALID [2022-02-20 19:54:56,775 INFO L290 TraceCheckUtils]: 42: Hoare triple {11515#false} assume 0 == ~c_dr_st~0;assume -2147483648 <= eval1_#t~nondet10#1 && eval1_#t~nondet10#1 <= 2147483647;eval1_~tmp___0~1#1 := eval1_#t~nondet10#1;havoc eval1_#t~nondet10#1; {11515#false} is VALID [2022-02-20 19:54:56,775 INFO L290 TraceCheckUtils]: 43: Hoare triple {11515#false} assume 0 != eval1_~tmp___0~1#1;~c_dr_st~0 := 1;assume { :begin_inline_do_read_c } true;havoc do_read_c_~a~0#1;havoc do_read_c_~a~0#1; {11515#false} is VALID [2022-02-20 19:54:56,775 INFO L290 TraceCheckUtils]: 44: Hoare triple {11515#false} assume 0 == ~c_dr_pc~0; {11515#false} is VALID [2022-02-20 19:54:56,775 INFO L290 TraceCheckUtils]: 45: Hoare triple {11515#false} assume !false; {11515#false} is VALID [2022-02-20 19:54:56,775 INFO L290 TraceCheckUtils]: 46: Hoare triple {11515#false} assume !(1 == ~q_free~0); {11515#false} is VALID [2022-02-20 19:54:56,775 INFO L290 TraceCheckUtils]: 47: Hoare triple {11515#false} do_read_c_~a~0#1 := ~q_buf_0~0;~c_last_read~0 := do_read_c_~a~0#1;~c_num_read~0 := 1 + ~c_num_read~0;~q_free~0 := 1;~q_read_ev~0 := 1; {11515#false} is VALID [2022-02-20 19:54:56,775 INFO L272 TraceCheckUtils]: 48: Hoare triple {11515#false} call immediate_notify_threads(); {11550#(and (= |old(~p_dw_st~0)| ~p_dw_st~0) (= ~c_dr_st~0 |old(~c_dr_st~0)|))} is VALID [2022-02-20 19:54:56,775 INFO L290 TraceCheckUtils]: 49: Hoare triple {11550#(and (= |old(~p_dw_st~0)| ~p_dw_st~0) (= ~c_dr_st~0 |old(~c_dr_st~0)|))} havoc ~tmp~0#1;havoc ~tmp___0~0#1;assume { :begin_inline_is_do_write_p_triggered } true;havoc is_do_write_p_triggered_#res#1;havoc is_do_write_p_triggered_~__retres1~0#1;havoc is_do_write_p_triggered_~__retres1~0#1; {11514#true} is VALID [2022-02-20 19:54:56,775 INFO L290 TraceCheckUtils]: 50: Hoare triple {11514#true} assume !(1 == ~p_dw_pc~0); {11514#true} is VALID [2022-02-20 19:54:56,776 INFO L290 TraceCheckUtils]: 51: Hoare triple {11514#true} is_do_write_p_triggered_~__retres1~0#1 := 0; {11514#true} is VALID [2022-02-20 19:54:56,776 INFO L290 TraceCheckUtils]: 52: Hoare triple {11514#true} is_do_write_p_triggered_#res#1 := is_do_write_p_triggered_~__retres1~0#1; {11514#true} is VALID [2022-02-20 19:54:56,776 INFO L290 TraceCheckUtils]: 53: Hoare triple {11514#true} #t~ret5#1 := is_do_write_p_triggered_#res#1;assume { :end_inline_is_do_write_p_triggered } true;assume -2147483648 <= #t~ret5#1 && #t~ret5#1 <= 2147483647;~tmp~0#1 := #t~ret5#1;havoc #t~ret5#1; {11514#true} is VALID [2022-02-20 19:54:56,776 INFO L290 TraceCheckUtils]: 54: Hoare triple {11514#true} assume 0 != ~tmp~0#1;~p_dw_st~0 := 0; {11514#true} is VALID [2022-02-20 19:54:56,776 INFO L290 TraceCheckUtils]: 55: Hoare triple {11514#true} assume { :begin_inline_is_do_read_c_triggered } true;havoc is_do_read_c_triggered_#res#1;havoc is_do_read_c_triggered_~__retres1~1#1;havoc is_do_read_c_triggered_~__retres1~1#1; {11514#true} is VALID [2022-02-20 19:54:56,776 INFO L290 TraceCheckUtils]: 56: Hoare triple {11514#true} assume !(1 == ~c_dr_pc~0); {11514#true} is VALID [2022-02-20 19:54:56,776 INFO L290 TraceCheckUtils]: 57: Hoare triple {11514#true} is_do_read_c_triggered_~__retres1~1#1 := 0; {11514#true} is VALID [2022-02-20 19:54:56,776 INFO L290 TraceCheckUtils]: 58: Hoare triple {11514#true} is_do_read_c_triggered_#res#1 := is_do_read_c_triggered_~__retres1~1#1; {11514#true} is VALID [2022-02-20 19:54:56,776 INFO L290 TraceCheckUtils]: 59: Hoare triple {11514#true} #t~ret6#1 := is_do_read_c_triggered_#res#1;assume { :end_inline_is_do_read_c_triggered } true;assume -2147483648 <= #t~ret6#1 && #t~ret6#1 <= 2147483647;~tmp___0~0#1 := #t~ret6#1;havoc #t~ret6#1; {11514#true} is VALID [2022-02-20 19:54:56,776 INFO L290 TraceCheckUtils]: 60: Hoare triple {11514#true} assume 0 != ~tmp___0~0#1;~c_dr_st~0 := 0; {11514#true} is VALID [2022-02-20 19:54:56,776 INFO L290 TraceCheckUtils]: 61: Hoare triple {11514#true} assume true; {11514#true} is VALID [2022-02-20 19:54:56,776 INFO L284 TraceCheckUtils]: 62: Hoare quadruple {11514#true} {11515#false} #959#return; {11515#false} is VALID [2022-02-20 19:54:56,776 INFO L290 TraceCheckUtils]: 63: Hoare triple {11515#false} ~q_read_ev~0 := 2; {11515#false} is VALID [2022-02-20 19:54:56,776 INFO L290 TraceCheckUtils]: 64: Hoare triple {11515#false} assume !(~p_last_write~0 == ~c_last_read~0); {11515#false} is VALID [2022-02-20 19:54:56,776 INFO L272 TraceCheckUtils]: 65: Hoare triple {11515#false} call error1(); {11515#false} is VALID [2022-02-20 19:54:56,776 INFO L290 TraceCheckUtils]: 66: Hoare triple {11515#false} assume !false; {11515#false} is VALID [2022-02-20 19:54:56,777 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2022-02-20 19:54:56,777 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 19:54:56,777 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2076345963] [2022-02-20 19:54:56,777 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2076345963] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 19:54:56,777 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 19:54:56,777 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-02-20 19:54:56,777 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1092985885] [2022-02-20 19:54:56,777 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 19:54:56,778 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.75) internal successors, (47), 3 states have internal predecessors, (47), 2 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) Word has length 67 [2022-02-20 19:54:56,778 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 19:54:56,778 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 4 states, 4 states have (on average 11.75) internal successors, (47), 3 states have internal predecessors, (47), 2 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2022-02-20 19:54:56,804 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 54 edges. 54 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 19:54:56,804 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-02-20 19:54:56,804 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 19:54:56,804 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-02-20 19:54:56,805 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-02-20 19:54:56,805 INFO L87 Difference]: Start difference. First operand 737 states and 1009 transitions. Second operand has 4 states, 4 states have (on average 11.75) internal successors, (47), 3 states have internal predecessors, (47), 2 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2022-02-20 19:54:57,347 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 19:54:57,347 INFO L93 Difference]: Finished difference Result 1390 states and 1862 transitions. [2022-02-20 19:54:57,347 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-02-20 19:54:57,348 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.75) internal successors, (47), 3 states have internal predecessors, (47), 2 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) Word has length 67 [2022-02-20 19:54:57,348 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-20 19:54:57,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 11.75) internal successors, (47), 3 states have internal predecessors, (47), 2 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2022-02-20 19:54:57,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 547 transitions. [2022-02-20 19:54:57,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 11.75) internal successors, (47), 3 states have internal predecessors, (47), 2 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2022-02-20 19:54:57,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 547 transitions. [2022-02-20 19:54:57,354 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states and 547 transitions. [2022-02-20 19:54:57,676 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 547 edges. 547 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 19:54:57,715 INFO L225 Difference]: With dead ends: 1390 [2022-02-20 19:54:57,715 INFO L226 Difference]: Without dead ends: 936 [2022-02-20 19:54:57,716 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-02-20 19:54:57,716 INFO L933 BasicCegarLoop]: 388 mSDtfsCounter, 473 mSDsluCounter, 272 mSDsCounter, 0 mSdLazyCounter, 64 mSolverCounterSat, 35 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 491 SdHoareTripleChecker+Valid, 660 SdHoareTripleChecker+Invalid, 99 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 35 IncrementalHoareTripleChecker+Valid, 64 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-02-20 19:54:57,717 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [491 Valid, 660 Invalid, 99 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [35 Valid, 64 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-02-20 19:54:57,718 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 936 states. [2022-02-20 19:54:57,744 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 936 to 881. [2022-02-20 19:54:57,744 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-20 19:54:57,746 INFO L82 GeneralOperation]: Start isEquivalent. First operand 936 states. Second operand has 881 states, 773 states have (on average 1.3272962483829236) internal successors, (1026), 785 states have internal predecessors, (1026), 66 states have call successors, (66), 36 states have call predecessors, (66), 40 states have return successors, (90), 60 states have call predecessors, (90), 62 states have call successors, (90) [2022-02-20 19:54:57,747 INFO L74 IsIncluded]: Start isIncluded. First operand 936 states. Second operand has 881 states, 773 states have (on average 1.3272962483829236) internal successors, (1026), 785 states have internal predecessors, (1026), 66 states have call successors, (66), 36 states have call predecessors, (66), 40 states have return successors, (90), 60 states have call predecessors, (90), 62 states have call successors, (90) [2022-02-20 19:54:57,748 INFO L87 Difference]: Start difference. First operand 936 states. Second operand has 881 states, 773 states have (on average 1.3272962483829236) internal successors, (1026), 785 states have internal predecessors, (1026), 66 states have call successors, (66), 36 states have call predecessors, (66), 40 states have return successors, (90), 60 states have call predecessors, (90), 62 states have call successors, (90) [2022-02-20 19:54:57,777 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 19:54:57,777 INFO L93 Difference]: Finished difference Result 936 states and 1249 transitions. [2022-02-20 19:54:57,777 INFO L276 IsEmpty]: Start isEmpty. Operand 936 states and 1249 transitions. [2022-02-20 19:54:57,779 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 19:54:57,779 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 19:54:57,780 INFO L74 IsIncluded]: Start isIncluded. First operand has 881 states, 773 states have (on average 1.3272962483829236) internal successors, (1026), 785 states have internal predecessors, (1026), 66 states have call successors, (66), 36 states have call predecessors, (66), 40 states have return successors, (90), 60 states have call predecessors, (90), 62 states have call successors, (90) Second operand 936 states. [2022-02-20 19:54:57,782 INFO L87 Difference]: Start difference. First operand has 881 states, 773 states have (on average 1.3272962483829236) internal successors, (1026), 785 states have internal predecessors, (1026), 66 states have call successors, (66), 36 states have call predecessors, (66), 40 states have return successors, (90), 60 states have call predecessors, (90), 62 states have call successors, (90) Second operand 936 states. [2022-02-20 19:54:57,810 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 19:54:57,810 INFO L93 Difference]: Finished difference Result 936 states and 1249 transitions. [2022-02-20 19:54:57,810 INFO L276 IsEmpty]: Start isEmpty. Operand 936 states and 1249 transitions. [2022-02-20 19:54:57,812 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 19:54:57,812 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 19:54:57,812 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-20 19:54:57,812 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-20 19:54:57,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 881 states, 773 states have (on average 1.3272962483829236) internal successors, (1026), 785 states have internal predecessors, (1026), 66 states have call successors, (66), 36 states have call predecessors, (66), 40 states have return successors, (90), 60 states have call predecessors, (90), 62 states have call successors, (90) [2022-02-20 19:54:57,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 881 states to 881 states and 1182 transitions. [2022-02-20 19:54:57,847 INFO L78 Accepts]: Start accepts. Automaton has 881 states and 1182 transitions. Word has length 67 [2022-02-20 19:54:57,847 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 19:54:57,847 INFO L470 AbstractCegarLoop]: Abstraction has 881 states and 1182 transitions. [2022-02-20 19:54:57,847 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.75) internal successors, (47), 3 states have internal predecessors, (47), 2 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2022-02-20 19:54:57,847 INFO L276 IsEmpty]: Start isEmpty. Operand 881 states and 1182 transitions. [2022-02-20 19:54:57,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-02-20 19:54:57,849 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 19:54:57,849 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-20 19:54:57,849 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-02-20 19:54:57,849 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting error1Err0ASSERT_VIOLATIONERROR_FUNCTION === [error1Err0ASSERT_VIOLATIONERROR_FUNCTION, error2Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-20 19:54:57,849 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 19:54:57,849 INFO L85 PathProgramCache]: Analyzing trace with hash 250622658, now seen corresponding path program 1 times [2022-02-20 19:54:57,849 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 19:54:57,849 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [186258015] [2022-02-20 19:54:57,849 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 19:54:57,850 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 19:54:57,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 19:54:57,879 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-02-20 19:54:57,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 19:54:57,882 INFO L290 TraceCheckUtils]: 0: Hoare triple {16555#true} havoc ~__retres1~2; {16555#true} is VALID [2022-02-20 19:54:57,882 INFO L290 TraceCheckUtils]: 1: Hoare triple {16555#true} assume 0 == ~p_dw_st~0;~__retres1~2 := 1; {16555#true} is VALID [2022-02-20 19:54:57,882 INFO L290 TraceCheckUtils]: 2: Hoare triple {16555#true} #res := ~__retres1~2; {16555#true} is VALID [2022-02-20 19:54:57,882 INFO L290 TraceCheckUtils]: 3: Hoare triple {16555#true} assume true; {16555#true} is VALID [2022-02-20 19:54:57,882 INFO L284 TraceCheckUtils]: 4: Hoare quadruple {16555#true} {16555#true} #955#return; {16555#true} is VALID [2022-02-20 19:54:57,885 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2022-02-20 19:54:57,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 19:54:57,929 INFO L290 TraceCheckUtils]: 0: Hoare triple {16590#(and (= |old(~p_dw_st~0)| ~p_dw_st~0) (= ~c_dr_st~0 |old(~c_dr_st~0)|))} havoc ~tmp~0#1;havoc ~tmp___0~0#1;assume { :begin_inline_is_do_write_p_triggered } true;havoc is_do_write_p_triggered_#res#1;havoc is_do_write_p_triggered_~__retres1~0#1;havoc is_do_write_p_triggered_~__retres1~0#1; {16555#true} is VALID [2022-02-20 19:54:57,929 INFO L290 TraceCheckUtils]: 1: Hoare triple {16555#true} assume !(1 == ~p_dw_pc~0); {16555#true} is VALID [2022-02-20 19:54:57,932 INFO L290 TraceCheckUtils]: 2: Hoare triple {16555#true} is_do_write_p_triggered_~__retres1~0#1 := 0; {16591#(and (<= |immediate_notify_threads_is_do_write_p_triggered_~__retres1~0#1| 0) (<= 0 |immediate_notify_threads_is_do_write_p_triggered_~__retres1~0#1|))} is VALID [2022-02-20 19:54:57,932 INFO L290 TraceCheckUtils]: 3: Hoare triple {16591#(and (<= |immediate_notify_threads_is_do_write_p_triggered_~__retres1~0#1| 0) (<= 0 |immediate_notify_threads_is_do_write_p_triggered_~__retres1~0#1|))} is_do_write_p_triggered_#res#1 := is_do_write_p_triggered_~__retres1~0#1; {16592#(and (<= |immediate_notify_threads_is_do_write_p_triggered_#res#1| 0) (<= 0 |immediate_notify_threads_is_do_write_p_triggered_#res#1|))} is VALID [2022-02-20 19:54:57,933 INFO L290 TraceCheckUtils]: 4: Hoare triple {16592#(and (<= |immediate_notify_threads_is_do_write_p_triggered_#res#1| 0) (<= 0 |immediate_notify_threads_is_do_write_p_triggered_#res#1|))} #t~ret5#1 := is_do_write_p_triggered_#res#1;assume { :end_inline_is_do_write_p_triggered } true;assume -2147483648 <= #t~ret5#1 && #t~ret5#1 <= 2147483647;~tmp~0#1 := #t~ret5#1;havoc #t~ret5#1; {16593#(and (<= |immediate_notify_threads_~tmp~0#1| 0) (< 0 (+ |immediate_notify_threads_~tmp~0#1| 1)))} is VALID [2022-02-20 19:54:57,933 INFO L290 TraceCheckUtils]: 5: Hoare triple {16593#(and (<= |immediate_notify_threads_~tmp~0#1| 0) (< 0 (+ |immediate_notify_threads_~tmp~0#1| 1)))} assume 0 != ~tmp~0#1;~p_dw_st~0 := 0; {16556#false} is VALID [2022-02-20 19:54:57,933 INFO L290 TraceCheckUtils]: 6: Hoare triple {16556#false} assume { :begin_inline_is_do_read_c_triggered } true;havoc is_do_read_c_triggered_#res#1;havoc is_do_read_c_triggered_~__retres1~1#1;havoc is_do_read_c_triggered_~__retres1~1#1; {16556#false} is VALID [2022-02-20 19:54:57,933 INFO L290 TraceCheckUtils]: 7: Hoare triple {16556#false} assume !(1 == ~c_dr_pc~0); {16556#false} is VALID [2022-02-20 19:54:57,933 INFO L290 TraceCheckUtils]: 8: Hoare triple {16556#false} is_do_read_c_triggered_~__retres1~1#1 := 0; {16556#false} is VALID [2022-02-20 19:54:57,933 INFO L290 TraceCheckUtils]: 9: Hoare triple {16556#false} is_do_read_c_triggered_#res#1 := is_do_read_c_triggered_~__retres1~1#1; {16556#false} is VALID [2022-02-20 19:54:57,934 INFO L290 TraceCheckUtils]: 10: Hoare triple {16556#false} #t~ret6#1 := is_do_read_c_triggered_#res#1;assume { :end_inline_is_do_read_c_triggered } true;assume -2147483648 <= #t~ret6#1 && #t~ret6#1 <= 2147483647;~tmp___0~0#1 := #t~ret6#1;havoc #t~ret6#1; {16556#false} is VALID [2022-02-20 19:54:57,934 INFO L290 TraceCheckUtils]: 11: Hoare triple {16556#false} assume 0 != ~tmp___0~0#1;~c_dr_st~0 := 0; {16556#false} is VALID [2022-02-20 19:54:57,934 INFO L290 TraceCheckUtils]: 12: Hoare triple {16556#false} assume true; {16556#false} is VALID [2022-02-20 19:54:57,934 INFO L284 TraceCheckUtils]: 13: Hoare quadruple {16556#false} {16555#true} #957#return; {16556#false} is VALID [2022-02-20 19:54:57,934 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2022-02-20 19:54:57,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 19:54:57,940 INFO L290 TraceCheckUtils]: 0: Hoare triple {16590#(and (= |old(~p_dw_st~0)| ~p_dw_st~0) (= ~c_dr_st~0 |old(~c_dr_st~0)|))} havoc ~tmp~0#1;havoc ~tmp___0~0#1;assume { :begin_inline_is_do_write_p_triggered } true;havoc is_do_write_p_triggered_#res#1;havoc is_do_write_p_triggered_~__retres1~0#1;havoc is_do_write_p_triggered_~__retres1~0#1; {16555#true} is VALID [2022-02-20 19:54:57,940 INFO L290 TraceCheckUtils]: 1: Hoare triple {16555#true} assume !(1 == ~p_dw_pc~0); {16555#true} is VALID [2022-02-20 19:54:57,940 INFO L290 TraceCheckUtils]: 2: Hoare triple {16555#true} is_do_write_p_triggered_~__retres1~0#1 := 0; {16555#true} is VALID [2022-02-20 19:54:57,940 INFO L290 TraceCheckUtils]: 3: Hoare triple {16555#true} is_do_write_p_triggered_#res#1 := is_do_write_p_triggered_~__retres1~0#1; {16555#true} is VALID [2022-02-20 19:54:57,940 INFO L290 TraceCheckUtils]: 4: Hoare triple {16555#true} #t~ret5#1 := is_do_write_p_triggered_#res#1;assume { :end_inline_is_do_write_p_triggered } true;assume -2147483648 <= #t~ret5#1 && #t~ret5#1 <= 2147483647;~tmp~0#1 := #t~ret5#1;havoc #t~ret5#1; {16555#true} is VALID [2022-02-20 19:54:57,940 INFO L290 TraceCheckUtils]: 5: Hoare triple {16555#true} assume 0 != ~tmp~0#1;~p_dw_st~0 := 0; {16555#true} is VALID [2022-02-20 19:54:57,940 INFO L290 TraceCheckUtils]: 6: Hoare triple {16555#true} assume { :begin_inline_is_do_read_c_triggered } true;havoc is_do_read_c_triggered_#res#1;havoc is_do_read_c_triggered_~__retres1~1#1;havoc is_do_read_c_triggered_~__retres1~1#1; {16555#true} is VALID [2022-02-20 19:54:57,941 INFO L290 TraceCheckUtils]: 7: Hoare triple {16555#true} assume !(1 == ~c_dr_pc~0); {16555#true} is VALID [2022-02-20 19:54:57,941 INFO L290 TraceCheckUtils]: 8: Hoare triple {16555#true} is_do_read_c_triggered_~__retres1~1#1 := 0; {16555#true} is VALID [2022-02-20 19:54:57,941 INFO L290 TraceCheckUtils]: 9: Hoare triple {16555#true} is_do_read_c_triggered_#res#1 := is_do_read_c_triggered_~__retres1~1#1; {16555#true} is VALID [2022-02-20 19:54:57,941 INFO L290 TraceCheckUtils]: 10: Hoare triple {16555#true} #t~ret6#1 := is_do_read_c_triggered_#res#1;assume { :end_inline_is_do_read_c_triggered } true;assume -2147483648 <= #t~ret6#1 && #t~ret6#1 <= 2147483647;~tmp___0~0#1 := #t~ret6#1;havoc #t~ret6#1; {16555#true} is VALID [2022-02-20 19:54:57,941 INFO L290 TraceCheckUtils]: 11: Hoare triple {16555#true} assume 0 != ~tmp___0~0#1;~c_dr_st~0 := 0; {16555#true} is VALID [2022-02-20 19:54:57,941 INFO L290 TraceCheckUtils]: 12: Hoare triple {16555#true} assume true; {16555#true} is VALID [2022-02-20 19:54:57,941 INFO L284 TraceCheckUtils]: 13: Hoare quadruple {16555#true} {16556#false} #959#return; {16556#false} is VALID [2022-02-20 19:54:57,941 INFO L290 TraceCheckUtils]: 0: Hoare triple {16555#true} assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(19, 2);call #Ultimate.allocInit(12, 3);~q_buf_0~0 := 0;~q_free~0 := 0;~q_read_ev~0 := 0;~q_write_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;~m_pc~0 := 0;~t1_pc~0 := 0;~t2_pc~0 := 0;~t3_pc~0 := 0;~t4_pc~0 := 0;~m_st~0 := 0;~t1_st~0 := 0;~t2_st~0 := 0;~t3_st~0 := 0;~t4_st~0 := 0;~m_i~0 := 0;~t1_i~0 := 0;~t2_i~0 := 0;~t3_i~0 := 0;~t4_i~0 := 0;~M_E~0 := 2;~T1_E~0 := 2;~T2_E~0 := 2;~T3_E~0 := 2;~T4_E~0 := 2;~E_M~0 := 2;~E_1~0 := 2;~E_2~0 := 2;~E_3~0 := 2;~E_4~0 := 2;~token~0 := 0;~local~0 := 0; {16555#true} is VALID [2022-02-20 19:54:57,941 INFO L290 TraceCheckUtils]: 1: Hoare triple {16555#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet33#1, main_#t~ret34#1, main_#t~ret35#1;assume -2147483648 <= main_#t~nondet33#1 && main_#t~nondet33#1 <= 2147483647; {16555#true} is VALID [2022-02-20 19:54:57,941 INFO L290 TraceCheckUtils]: 2: Hoare triple {16555#true} assume 0 != main_#t~nondet33#1;havoc main_#t~nondet33#1;assume { :begin_inline_main1 } true;havoc main1_#res#1;havoc main1_~__retres1~3#1;havoc main1_~__retres1~3#1;assume { :begin_inline_init_model1 } true;~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; {16555#true} is VALID [2022-02-20 19:54:57,941 INFO L290 TraceCheckUtils]: 3: Hoare triple {16555#true} assume { :end_inline_init_model1 } true;assume { :begin_inline_start_simulation1 } true;havoc start_simulation1_#t~ret12#1, start_simulation1_~kernel_st~0#1, start_simulation1_~tmp~3#1;havoc start_simulation1_~kernel_st~0#1;havoc start_simulation1_~tmp~3#1;start_simulation1_~kernel_st~0#1 := 0;assume { :begin_inline_init_threads1 } true; {16555#true} is VALID [2022-02-20 19:54:57,941 INFO L290 TraceCheckUtils]: 4: Hoare triple {16555#true} assume 1 == ~p_dw_i~0;~p_dw_st~0 := 0; {16555#true} is VALID [2022-02-20 19:54:57,941 INFO L290 TraceCheckUtils]: 5: Hoare triple {16555#true} assume 1 == ~c_dr_i~0;~c_dr_st~0 := 0; {16555#true} is VALID [2022-02-20 19:54:57,941 INFO L290 TraceCheckUtils]: 6: Hoare triple {16555#true} assume { :end_inline_init_threads1 } true; {16555#true} is VALID [2022-02-20 19:54:57,941 INFO L290 TraceCheckUtils]: 7: Hoare triple {16555#true} assume !false; {16555#true} is VALID [2022-02-20 19:54:57,941 INFO L290 TraceCheckUtils]: 8: Hoare triple {16555#true} start_simulation1_~kernel_st~0#1 := 1;assume { :begin_inline_eval1 } true;havoc eval1_#t~ret8#1, eval1_#t~nondet9#1, eval1_#t~nondet10#1, eval1_~tmp~1#1, eval1_~tmp___0~1#1, eval1_~tmp___1~0#1;havoc eval1_~tmp~1#1;havoc eval1_~tmp___0~1#1;havoc eval1_~tmp___1~0#1; {16555#true} is VALID [2022-02-20 19:54:57,942 INFO L290 TraceCheckUtils]: 9: Hoare triple {16555#true} assume !false; {16555#true} is VALID [2022-02-20 19:54:57,942 INFO L272 TraceCheckUtils]: 10: Hoare triple {16555#true} call eval1_#t~ret8#1 := exists_runnable_thread1(); {16555#true} is VALID [2022-02-20 19:54:57,942 INFO L290 TraceCheckUtils]: 11: Hoare triple {16555#true} havoc ~__retres1~2; {16555#true} is VALID [2022-02-20 19:54:57,942 INFO L290 TraceCheckUtils]: 12: Hoare triple {16555#true} assume 0 == ~p_dw_st~0;~__retres1~2 := 1; {16555#true} is VALID [2022-02-20 19:54:57,942 INFO L290 TraceCheckUtils]: 13: Hoare triple {16555#true} #res := ~__retres1~2; {16555#true} is VALID [2022-02-20 19:54:57,942 INFO L290 TraceCheckUtils]: 14: Hoare triple {16555#true} assume true; {16555#true} is VALID [2022-02-20 19:54:57,942 INFO L284 TraceCheckUtils]: 15: Hoare quadruple {16555#true} {16555#true} #955#return; {16555#true} is VALID [2022-02-20 19:54:57,942 INFO L290 TraceCheckUtils]: 16: Hoare triple {16555#true} assume -2147483648 <= eval1_#t~ret8#1 && eval1_#t~ret8#1 <= 2147483647;eval1_~tmp___1~0#1 := eval1_#t~ret8#1;havoc eval1_#t~ret8#1; {16555#true} is VALID [2022-02-20 19:54:57,942 INFO L290 TraceCheckUtils]: 17: Hoare triple {16555#true} assume 0 != eval1_~tmp___1~0#1; {16555#true} is VALID [2022-02-20 19:54:57,942 INFO L290 TraceCheckUtils]: 18: Hoare triple {16555#true} assume 0 == ~p_dw_st~0;assume -2147483648 <= eval1_#t~nondet9#1 && eval1_#t~nondet9#1 <= 2147483647;eval1_~tmp~1#1 := eval1_#t~nondet9#1;havoc eval1_#t~nondet9#1; {16555#true} is VALID [2022-02-20 19:54:57,942 INFO L290 TraceCheckUtils]: 19: Hoare triple {16555#true} assume 0 != eval1_~tmp~1#1;~p_dw_st~0 := 1;assume { :begin_inline_do_write_p } true;havoc do_write_p_#t~nondet7#1; {16555#true} is VALID [2022-02-20 19:54:57,942 INFO L290 TraceCheckUtils]: 20: Hoare triple {16555#true} assume 0 == ~p_dw_pc~0; {16555#true} is VALID [2022-02-20 19:54:57,942 INFO L290 TraceCheckUtils]: 21: Hoare triple {16555#true} assume !false; {16555#true} is VALID [2022-02-20 19:54:57,943 INFO L290 TraceCheckUtils]: 22: Hoare triple {16555#true} assume !(0 == ~q_free~0); {16555#true} is VALID [2022-02-20 19:54:57,943 INFO L290 TraceCheckUtils]: 23: Hoare triple {16555#true} assume -2147483648 <= do_write_p_#t~nondet7#1 && do_write_p_#t~nondet7#1 <= 2147483647;~q_buf_0~0 := do_write_p_#t~nondet7#1;havoc do_write_p_#t~nondet7#1;~p_last_write~0 := ~q_buf_0~0;~p_num_write~0 := 1 + ~p_num_write~0;~q_free~0 := 0;~q_write_ev~0 := 1; {16555#true} is VALID [2022-02-20 19:54:57,944 INFO L272 TraceCheckUtils]: 24: Hoare triple {16555#true} call immediate_notify_threads(); {16590#(and (= |old(~p_dw_st~0)| ~p_dw_st~0) (= ~c_dr_st~0 |old(~c_dr_st~0)|))} is VALID [2022-02-20 19:54:57,944 INFO L290 TraceCheckUtils]: 25: Hoare triple {16590#(and (= |old(~p_dw_st~0)| ~p_dw_st~0) (= ~c_dr_st~0 |old(~c_dr_st~0)|))} havoc ~tmp~0#1;havoc ~tmp___0~0#1;assume { :begin_inline_is_do_write_p_triggered } true;havoc is_do_write_p_triggered_#res#1;havoc is_do_write_p_triggered_~__retres1~0#1;havoc is_do_write_p_triggered_~__retres1~0#1; {16555#true} is VALID [2022-02-20 19:54:57,944 INFO L290 TraceCheckUtils]: 26: Hoare triple {16555#true} assume !(1 == ~p_dw_pc~0); {16555#true} is VALID [2022-02-20 19:54:57,944 INFO L290 TraceCheckUtils]: 27: Hoare triple {16555#true} is_do_write_p_triggered_~__retres1~0#1 := 0; {16591#(and (<= |immediate_notify_threads_is_do_write_p_triggered_~__retres1~0#1| 0) (<= 0 |immediate_notify_threads_is_do_write_p_triggered_~__retres1~0#1|))} is VALID [2022-02-20 19:54:57,945 INFO L290 TraceCheckUtils]: 28: Hoare triple {16591#(and (<= |immediate_notify_threads_is_do_write_p_triggered_~__retres1~0#1| 0) (<= 0 |immediate_notify_threads_is_do_write_p_triggered_~__retres1~0#1|))} is_do_write_p_triggered_#res#1 := is_do_write_p_triggered_~__retres1~0#1; {16592#(and (<= |immediate_notify_threads_is_do_write_p_triggered_#res#1| 0) (<= 0 |immediate_notify_threads_is_do_write_p_triggered_#res#1|))} is VALID [2022-02-20 19:54:57,945 INFO L290 TraceCheckUtils]: 29: Hoare triple {16592#(and (<= |immediate_notify_threads_is_do_write_p_triggered_#res#1| 0) (<= 0 |immediate_notify_threads_is_do_write_p_triggered_#res#1|))} #t~ret5#1 := is_do_write_p_triggered_#res#1;assume { :end_inline_is_do_write_p_triggered } true;assume -2147483648 <= #t~ret5#1 && #t~ret5#1 <= 2147483647;~tmp~0#1 := #t~ret5#1;havoc #t~ret5#1; {16593#(and (<= |immediate_notify_threads_~tmp~0#1| 0) (< 0 (+ |immediate_notify_threads_~tmp~0#1| 1)))} is VALID [2022-02-20 19:54:57,945 INFO L290 TraceCheckUtils]: 30: Hoare triple {16593#(and (<= |immediate_notify_threads_~tmp~0#1| 0) (< 0 (+ |immediate_notify_threads_~tmp~0#1| 1)))} assume 0 != ~tmp~0#1;~p_dw_st~0 := 0; {16556#false} is VALID [2022-02-20 19:54:57,946 INFO L290 TraceCheckUtils]: 31: Hoare triple {16556#false} assume { :begin_inline_is_do_read_c_triggered } true;havoc is_do_read_c_triggered_#res#1;havoc is_do_read_c_triggered_~__retres1~1#1;havoc is_do_read_c_triggered_~__retres1~1#1; {16556#false} is VALID [2022-02-20 19:54:57,946 INFO L290 TraceCheckUtils]: 32: Hoare triple {16556#false} assume !(1 == ~c_dr_pc~0); {16556#false} is VALID [2022-02-20 19:54:57,946 INFO L290 TraceCheckUtils]: 33: Hoare triple {16556#false} is_do_read_c_triggered_~__retres1~1#1 := 0; {16556#false} is VALID [2022-02-20 19:54:57,946 INFO L290 TraceCheckUtils]: 34: Hoare triple {16556#false} is_do_read_c_triggered_#res#1 := is_do_read_c_triggered_~__retres1~1#1; {16556#false} is VALID [2022-02-20 19:54:57,946 INFO L290 TraceCheckUtils]: 35: Hoare triple {16556#false} #t~ret6#1 := is_do_read_c_triggered_#res#1;assume { :end_inline_is_do_read_c_triggered } true;assume -2147483648 <= #t~ret6#1 && #t~ret6#1 <= 2147483647;~tmp___0~0#1 := #t~ret6#1;havoc #t~ret6#1; {16556#false} is VALID [2022-02-20 19:54:57,946 INFO L290 TraceCheckUtils]: 36: Hoare triple {16556#false} assume 0 != ~tmp___0~0#1;~c_dr_st~0 := 0; {16556#false} is VALID [2022-02-20 19:54:57,946 INFO L290 TraceCheckUtils]: 37: Hoare triple {16556#false} assume true; {16556#false} is VALID [2022-02-20 19:54:57,946 INFO L284 TraceCheckUtils]: 38: Hoare quadruple {16556#false} {16555#true} #957#return; {16556#false} is VALID [2022-02-20 19:54:57,946 INFO L290 TraceCheckUtils]: 39: Hoare triple {16556#false} ~q_write_ev~0 := 2; {16556#false} is VALID [2022-02-20 19:54:57,946 INFO L290 TraceCheckUtils]: 40: Hoare triple {16556#false} assume !false; {16556#false} is VALID [2022-02-20 19:54:57,946 INFO L290 TraceCheckUtils]: 41: Hoare triple {16556#false} assume 0 == ~q_free~0;~p_dw_st~0 := 2;~p_dw_pc~0 := 1; {16556#false} is VALID [2022-02-20 19:54:57,946 INFO L290 TraceCheckUtils]: 42: Hoare triple {16556#false} assume { :end_inline_do_write_p } true; {16556#false} is VALID [2022-02-20 19:54:57,946 INFO L290 TraceCheckUtils]: 43: Hoare triple {16556#false} assume 0 == ~c_dr_st~0;assume -2147483648 <= eval1_#t~nondet10#1 && eval1_#t~nondet10#1 <= 2147483647;eval1_~tmp___0~1#1 := eval1_#t~nondet10#1;havoc eval1_#t~nondet10#1; {16556#false} is VALID [2022-02-20 19:54:57,946 INFO L290 TraceCheckUtils]: 44: Hoare triple {16556#false} assume 0 != eval1_~tmp___0~1#1;~c_dr_st~0 := 1;assume { :begin_inline_do_read_c } true;havoc do_read_c_~a~0#1;havoc do_read_c_~a~0#1; {16556#false} is VALID [2022-02-20 19:54:57,946 INFO L290 TraceCheckUtils]: 45: Hoare triple {16556#false} assume 0 == ~c_dr_pc~0; {16556#false} is VALID [2022-02-20 19:54:57,946 INFO L290 TraceCheckUtils]: 46: Hoare triple {16556#false} assume !false; {16556#false} is VALID [2022-02-20 19:54:57,946 INFO L290 TraceCheckUtils]: 47: Hoare triple {16556#false} assume !(1 == ~q_free~0); {16556#false} is VALID [2022-02-20 19:54:57,946 INFO L290 TraceCheckUtils]: 48: Hoare triple {16556#false} do_read_c_~a~0#1 := ~q_buf_0~0;~c_last_read~0 := do_read_c_~a~0#1;~c_num_read~0 := 1 + ~c_num_read~0;~q_free~0 := 1;~q_read_ev~0 := 1; {16556#false} is VALID [2022-02-20 19:54:57,946 INFO L272 TraceCheckUtils]: 49: Hoare triple {16556#false} call immediate_notify_threads(); {16590#(and (= |old(~p_dw_st~0)| ~p_dw_st~0) (= ~c_dr_st~0 |old(~c_dr_st~0)|))} is VALID [2022-02-20 19:54:57,947 INFO L290 TraceCheckUtils]: 50: Hoare triple {16590#(and (= |old(~p_dw_st~0)| ~p_dw_st~0) (= ~c_dr_st~0 |old(~c_dr_st~0)|))} havoc ~tmp~0#1;havoc ~tmp___0~0#1;assume { :begin_inline_is_do_write_p_triggered } true;havoc is_do_write_p_triggered_#res#1;havoc is_do_write_p_triggered_~__retres1~0#1;havoc is_do_write_p_triggered_~__retres1~0#1; {16555#true} is VALID [2022-02-20 19:54:57,947 INFO L290 TraceCheckUtils]: 51: Hoare triple {16555#true} assume !(1 == ~p_dw_pc~0); {16555#true} is VALID [2022-02-20 19:54:57,947 INFO L290 TraceCheckUtils]: 52: Hoare triple {16555#true} is_do_write_p_triggered_~__retres1~0#1 := 0; {16555#true} is VALID [2022-02-20 19:54:57,947 INFO L290 TraceCheckUtils]: 53: Hoare triple {16555#true} is_do_write_p_triggered_#res#1 := is_do_write_p_triggered_~__retres1~0#1; {16555#true} is VALID [2022-02-20 19:54:57,947 INFO L290 TraceCheckUtils]: 54: Hoare triple {16555#true} #t~ret5#1 := is_do_write_p_triggered_#res#1;assume { :end_inline_is_do_write_p_triggered } true;assume -2147483648 <= #t~ret5#1 && #t~ret5#1 <= 2147483647;~tmp~0#1 := #t~ret5#1;havoc #t~ret5#1; {16555#true} is VALID [2022-02-20 19:54:57,947 INFO L290 TraceCheckUtils]: 55: Hoare triple {16555#true} assume 0 != ~tmp~0#1;~p_dw_st~0 := 0; {16555#true} is VALID [2022-02-20 19:54:57,947 INFO L290 TraceCheckUtils]: 56: Hoare triple {16555#true} assume { :begin_inline_is_do_read_c_triggered } true;havoc is_do_read_c_triggered_#res#1;havoc is_do_read_c_triggered_~__retres1~1#1;havoc is_do_read_c_triggered_~__retres1~1#1; {16555#true} is VALID [2022-02-20 19:54:57,947 INFO L290 TraceCheckUtils]: 57: Hoare triple {16555#true} assume !(1 == ~c_dr_pc~0); {16555#true} is VALID [2022-02-20 19:54:57,947 INFO L290 TraceCheckUtils]: 58: Hoare triple {16555#true} is_do_read_c_triggered_~__retres1~1#1 := 0; {16555#true} is VALID [2022-02-20 19:54:57,947 INFO L290 TraceCheckUtils]: 59: Hoare triple {16555#true} is_do_read_c_triggered_#res#1 := is_do_read_c_triggered_~__retres1~1#1; {16555#true} is VALID [2022-02-20 19:54:57,947 INFO L290 TraceCheckUtils]: 60: Hoare triple {16555#true} #t~ret6#1 := is_do_read_c_triggered_#res#1;assume { :end_inline_is_do_read_c_triggered } true;assume -2147483648 <= #t~ret6#1 && #t~ret6#1 <= 2147483647;~tmp___0~0#1 := #t~ret6#1;havoc #t~ret6#1; {16555#true} is VALID [2022-02-20 19:54:57,947 INFO L290 TraceCheckUtils]: 61: Hoare triple {16555#true} assume 0 != ~tmp___0~0#1;~c_dr_st~0 := 0; {16555#true} is VALID [2022-02-20 19:54:57,947 INFO L290 TraceCheckUtils]: 62: Hoare triple {16555#true} assume true; {16555#true} is VALID [2022-02-20 19:54:57,947 INFO L284 TraceCheckUtils]: 63: Hoare quadruple {16555#true} {16556#false} #959#return; {16556#false} is VALID [2022-02-20 19:54:57,947 INFO L290 TraceCheckUtils]: 64: Hoare triple {16556#false} ~q_read_ev~0 := 2; {16556#false} is VALID [2022-02-20 19:54:57,947 INFO L290 TraceCheckUtils]: 65: Hoare triple {16556#false} assume !(~p_last_write~0 == ~c_last_read~0); {16556#false} is VALID [2022-02-20 19:54:57,947 INFO L272 TraceCheckUtils]: 66: Hoare triple {16556#false} call error1(); {16556#false} is VALID [2022-02-20 19:54:57,947 INFO L290 TraceCheckUtils]: 67: Hoare triple {16556#false} assume !false; {16556#false} is VALID [2022-02-20 19:54:57,948 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 2 proven. 11 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-02-20 19:54:57,948 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 19:54:57,948 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [186258015] [2022-02-20 19:54:57,948 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [186258015] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-20 19:54:57,948 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1464241707] [2022-02-20 19:54:57,948 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 19:54:57,948 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-20 19:54:57,948 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-20 19:54:57,950 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-02-20 19:54:57,965 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-02-20 19:54:58,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 19:54:58,059 INFO L263 TraceCheckSpWp]: Trace formula consists of 302 conjuncts, 3 conjunts are in the unsatisfiable core [2022-02-20 19:54:58,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 19:54:58,106 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-20 19:54:58,271 INFO L290 TraceCheckUtils]: 0: Hoare triple {16555#true} assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(19, 2);call #Ultimate.allocInit(12, 3);~q_buf_0~0 := 0;~q_free~0 := 0;~q_read_ev~0 := 0;~q_write_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;~m_pc~0 := 0;~t1_pc~0 := 0;~t2_pc~0 := 0;~t3_pc~0 := 0;~t4_pc~0 := 0;~m_st~0 := 0;~t1_st~0 := 0;~t2_st~0 := 0;~t3_st~0 := 0;~t4_st~0 := 0;~m_i~0 := 0;~t1_i~0 := 0;~t2_i~0 := 0;~t3_i~0 := 0;~t4_i~0 := 0;~M_E~0 := 2;~T1_E~0 := 2;~T2_E~0 := 2;~T3_E~0 := 2;~T4_E~0 := 2;~E_M~0 := 2;~E_1~0 := 2;~E_2~0 := 2;~E_3~0 := 2;~E_4~0 := 2;~token~0 := 0;~local~0 := 0; {16555#true} is VALID [2022-02-20 19:54:58,271 INFO L290 TraceCheckUtils]: 1: Hoare triple {16555#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet33#1, main_#t~ret34#1, main_#t~ret35#1;assume -2147483648 <= main_#t~nondet33#1 && main_#t~nondet33#1 <= 2147483647; {16555#true} is VALID [2022-02-20 19:54:58,271 INFO L290 TraceCheckUtils]: 2: Hoare triple {16555#true} assume 0 != main_#t~nondet33#1;havoc main_#t~nondet33#1;assume { :begin_inline_main1 } true;havoc main1_#res#1;havoc main1_~__retres1~3#1;havoc main1_~__retres1~3#1;assume { :begin_inline_init_model1 } true;~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; {16555#true} is VALID [2022-02-20 19:54:58,271 INFO L290 TraceCheckUtils]: 3: Hoare triple {16555#true} assume { :end_inline_init_model1 } true;assume { :begin_inline_start_simulation1 } true;havoc start_simulation1_#t~ret12#1, start_simulation1_~kernel_st~0#1, start_simulation1_~tmp~3#1;havoc start_simulation1_~kernel_st~0#1;havoc start_simulation1_~tmp~3#1;start_simulation1_~kernel_st~0#1 := 0;assume { :begin_inline_init_threads1 } true; {16555#true} is VALID [2022-02-20 19:54:58,271 INFO L290 TraceCheckUtils]: 4: Hoare triple {16555#true} assume 1 == ~p_dw_i~0;~p_dw_st~0 := 0; {16555#true} is VALID [2022-02-20 19:54:58,271 INFO L290 TraceCheckUtils]: 5: Hoare triple {16555#true} assume 1 == ~c_dr_i~0;~c_dr_st~0 := 0; {16555#true} is VALID [2022-02-20 19:54:58,271 INFO L290 TraceCheckUtils]: 6: Hoare triple {16555#true} assume { :end_inline_init_threads1 } true; {16555#true} is VALID [2022-02-20 19:54:58,272 INFO L290 TraceCheckUtils]: 7: Hoare triple {16555#true} assume !false; {16555#true} is VALID [2022-02-20 19:54:58,272 INFO L290 TraceCheckUtils]: 8: Hoare triple {16555#true} start_simulation1_~kernel_st~0#1 := 1;assume { :begin_inline_eval1 } true;havoc eval1_#t~ret8#1, eval1_#t~nondet9#1, eval1_#t~nondet10#1, eval1_~tmp~1#1, eval1_~tmp___0~1#1, eval1_~tmp___1~0#1;havoc eval1_~tmp~1#1;havoc eval1_~tmp___0~1#1;havoc eval1_~tmp___1~0#1; {16555#true} is VALID [2022-02-20 19:54:58,272 INFO L290 TraceCheckUtils]: 9: Hoare triple {16555#true} assume !false; {16555#true} is VALID [2022-02-20 19:54:58,272 INFO L272 TraceCheckUtils]: 10: Hoare triple {16555#true} call eval1_#t~ret8#1 := exists_runnable_thread1(); {16555#true} is VALID [2022-02-20 19:54:58,272 INFO L290 TraceCheckUtils]: 11: Hoare triple {16555#true} havoc ~__retres1~2; {16555#true} is VALID [2022-02-20 19:54:58,272 INFO L290 TraceCheckUtils]: 12: Hoare triple {16555#true} assume 0 == ~p_dw_st~0;~__retres1~2 := 1; {16555#true} is VALID [2022-02-20 19:54:58,272 INFO L290 TraceCheckUtils]: 13: Hoare triple {16555#true} #res := ~__retres1~2; {16555#true} is VALID [2022-02-20 19:54:58,272 INFO L290 TraceCheckUtils]: 14: Hoare triple {16555#true} assume true; {16555#true} is VALID [2022-02-20 19:54:58,273 INFO L284 TraceCheckUtils]: 15: Hoare quadruple {16555#true} {16555#true} #955#return; {16555#true} is VALID [2022-02-20 19:54:58,273 INFO L290 TraceCheckUtils]: 16: Hoare triple {16555#true} assume -2147483648 <= eval1_#t~ret8#1 && eval1_#t~ret8#1 <= 2147483647;eval1_~tmp___1~0#1 := eval1_#t~ret8#1;havoc eval1_#t~ret8#1; {16555#true} is VALID [2022-02-20 19:54:58,273 INFO L290 TraceCheckUtils]: 17: Hoare triple {16555#true} assume 0 != eval1_~tmp___1~0#1; {16555#true} is VALID [2022-02-20 19:54:58,273 INFO L290 TraceCheckUtils]: 18: Hoare triple {16555#true} assume 0 == ~p_dw_st~0;assume -2147483648 <= eval1_#t~nondet9#1 && eval1_#t~nondet9#1 <= 2147483647;eval1_~tmp~1#1 := eval1_#t~nondet9#1;havoc eval1_#t~nondet9#1; {16555#true} is VALID [2022-02-20 19:54:58,273 INFO L290 TraceCheckUtils]: 19: Hoare triple {16555#true} assume 0 != eval1_~tmp~1#1;~p_dw_st~0 := 1;assume { :begin_inline_do_write_p } true;havoc do_write_p_#t~nondet7#1; {16555#true} is VALID [2022-02-20 19:54:58,273 INFO L290 TraceCheckUtils]: 20: Hoare triple {16555#true} assume 0 == ~p_dw_pc~0; {16555#true} is VALID [2022-02-20 19:54:58,273 INFO L290 TraceCheckUtils]: 21: Hoare triple {16555#true} assume !false; {16555#true} is VALID [2022-02-20 19:54:58,273 INFO L290 TraceCheckUtils]: 22: Hoare triple {16555#true} assume !(0 == ~q_free~0); {16555#true} is VALID [2022-02-20 19:54:58,274 INFO L290 TraceCheckUtils]: 23: Hoare triple {16555#true} assume -2147483648 <= do_write_p_#t~nondet7#1 && do_write_p_#t~nondet7#1 <= 2147483647;~q_buf_0~0 := do_write_p_#t~nondet7#1;havoc do_write_p_#t~nondet7#1;~p_last_write~0 := ~q_buf_0~0;~p_num_write~0 := 1 + ~p_num_write~0;~q_free~0 := 0;~q_write_ev~0 := 1; {16555#true} is VALID [2022-02-20 19:54:58,276 INFO L272 TraceCheckUtils]: 24: Hoare triple {16555#true} call immediate_notify_threads(); {16555#true} is VALID [2022-02-20 19:54:58,278 INFO L290 TraceCheckUtils]: 25: Hoare triple {16555#true} havoc ~tmp~0#1;havoc ~tmp___0~0#1;assume { :begin_inline_is_do_write_p_triggered } true;havoc is_do_write_p_triggered_#res#1;havoc is_do_write_p_triggered_~__retres1~0#1;havoc is_do_write_p_triggered_~__retres1~0#1; {16555#true} is VALID [2022-02-20 19:54:58,278 INFO L290 TraceCheckUtils]: 26: Hoare triple {16555#true} assume !(1 == ~p_dw_pc~0); {16555#true} is VALID [2022-02-20 19:54:58,278 INFO L290 TraceCheckUtils]: 27: Hoare triple {16555#true} is_do_write_p_triggered_~__retres1~0#1 := 0; {16555#true} is VALID [2022-02-20 19:54:58,279 INFO L290 TraceCheckUtils]: 28: Hoare triple {16555#true} is_do_write_p_triggered_#res#1 := is_do_write_p_triggered_~__retres1~0#1; {16555#true} is VALID [2022-02-20 19:54:58,279 INFO L290 TraceCheckUtils]: 29: Hoare triple {16555#true} #t~ret5#1 := is_do_write_p_triggered_#res#1;assume { :end_inline_is_do_write_p_triggered } true;assume -2147483648 <= #t~ret5#1 && #t~ret5#1 <= 2147483647;~tmp~0#1 := #t~ret5#1;havoc #t~ret5#1; {16555#true} is VALID [2022-02-20 19:54:58,280 INFO L290 TraceCheckUtils]: 30: Hoare triple {16555#true} assume 0 != ~tmp~0#1;~p_dw_st~0 := 0; {16555#true} is VALID [2022-02-20 19:54:58,280 INFO L290 TraceCheckUtils]: 31: Hoare triple {16555#true} assume { :begin_inline_is_do_read_c_triggered } true;havoc is_do_read_c_triggered_#res#1;havoc is_do_read_c_triggered_~__retres1~1#1;havoc is_do_read_c_triggered_~__retres1~1#1; {16555#true} is VALID [2022-02-20 19:54:58,280 INFO L290 TraceCheckUtils]: 32: Hoare triple {16555#true} assume !(1 == ~c_dr_pc~0); {16555#true} is VALID [2022-02-20 19:54:58,280 INFO L290 TraceCheckUtils]: 33: Hoare triple {16555#true} is_do_read_c_triggered_~__retres1~1#1 := 0; {16555#true} is VALID [2022-02-20 19:54:58,280 INFO L290 TraceCheckUtils]: 34: Hoare triple {16555#true} is_do_read_c_triggered_#res#1 := is_do_read_c_triggered_~__retres1~1#1; {16555#true} is VALID [2022-02-20 19:54:58,280 INFO L290 TraceCheckUtils]: 35: Hoare triple {16555#true} #t~ret6#1 := is_do_read_c_triggered_#res#1;assume { :end_inline_is_do_read_c_triggered } true;assume -2147483648 <= #t~ret6#1 && #t~ret6#1 <= 2147483647;~tmp___0~0#1 := #t~ret6#1;havoc #t~ret6#1; {16555#true} is VALID [2022-02-20 19:54:58,280 INFO L290 TraceCheckUtils]: 36: Hoare triple {16555#true} assume 0 != ~tmp___0~0#1;~c_dr_st~0 := 0; {16555#true} is VALID [2022-02-20 19:54:58,280 INFO L290 TraceCheckUtils]: 37: Hoare triple {16555#true} assume true; {16555#true} is VALID [2022-02-20 19:54:58,280 INFO L284 TraceCheckUtils]: 38: Hoare quadruple {16555#true} {16555#true} #957#return; {16555#true} is VALID [2022-02-20 19:54:58,281 INFO L290 TraceCheckUtils]: 39: Hoare triple {16555#true} ~q_write_ev~0 := 2; {16555#true} is VALID [2022-02-20 19:54:58,281 INFO L290 TraceCheckUtils]: 40: Hoare triple {16555#true} assume !false; {16555#true} is VALID [2022-02-20 19:54:58,281 INFO L290 TraceCheckUtils]: 41: Hoare triple {16555#true} assume 0 == ~q_free~0;~p_dw_st~0 := 2;~p_dw_pc~0 := 1; {16720#(= ~p_dw_pc~0 1)} is VALID [2022-02-20 19:54:58,281 INFO L290 TraceCheckUtils]: 42: Hoare triple {16720#(= ~p_dw_pc~0 1)} assume { :end_inline_do_write_p } true; {16720#(= ~p_dw_pc~0 1)} is VALID [2022-02-20 19:54:58,282 INFO L290 TraceCheckUtils]: 43: Hoare triple {16720#(= ~p_dw_pc~0 1)} assume 0 == ~c_dr_st~0;assume -2147483648 <= eval1_#t~nondet10#1 && eval1_#t~nondet10#1 <= 2147483647;eval1_~tmp___0~1#1 := eval1_#t~nondet10#1;havoc eval1_#t~nondet10#1; {16720#(= ~p_dw_pc~0 1)} is VALID [2022-02-20 19:54:58,282 INFO L290 TraceCheckUtils]: 44: Hoare triple {16720#(= ~p_dw_pc~0 1)} assume 0 != eval1_~tmp___0~1#1;~c_dr_st~0 := 1;assume { :begin_inline_do_read_c } true;havoc do_read_c_~a~0#1;havoc do_read_c_~a~0#1; {16720#(= ~p_dw_pc~0 1)} is VALID [2022-02-20 19:54:58,282 INFO L290 TraceCheckUtils]: 45: Hoare triple {16720#(= ~p_dw_pc~0 1)} assume 0 == ~c_dr_pc~0; {16720#(= ~p_dw_pc~0 1)} is VALID [2022-02-20 19:54:58,282 INFO L290 TraceCheckUtils]: 46: Hoare triple {16720#(= ~p_dw_pc~0 1)} assume !false; {16720#(= ~p_dw_pc~0 1)} is VALID [2022-02-20 19:54:58,283 INFO L290 TraceCheckUtils]: 47: Hoare triple {16720#(= ~p_dw_pc~0 1)} assume !(1 == ~q_free~0); {16720#(= ~p_dw_pc~0 1)} is VALID [2022-02-20 19:54:58,283 INFO L290 TraceCheckUtils]: 48: Hoare triple {16720#(= ~p_dw_pc~0 1)} do_read_c_~a~0#1 := ~q_buf_0~0;~c_last_read~0 := do_read_c_~a~0#1;~c_num_read~0 := 1 + ~c_num_read~0;~q_free~0 := 1;~q_read_ev~0 := 1; {16720#(= ~p_dw_pc~0 1)} is VALID [2022-02-20 19:54:58,283 INFO L272 TraceCheckUtils]: 49: Hoare triple {16720#(= ~p_dw_pc~0 1)} call immediate_notify_threads(); {16720#(= ~p_dw_pc~0 1)} is VALID [2022-02-20 19:54:58,283 INFO L290 TraceCheckUtils]: 50: Hoare triple {16720#(= ~p_dw_pc~0 1)} havoc ~tmp~0#1;havoc ~tmp___0~0#1;assume { :begin_inline_is_do_write_p_triggered } true;havoc is_do_write_p_triggered_#res#1;havoc is_do_write_p_triggered_~__retres1~0#1;havoc is_do_write_p_triggered_~__retres1~0#1; {16720#(= ~p_dw_pc~0 1)} is VALID [2022-02-20 19:54:58,284 INFO L290 TraceCheckUtils]: 51: Hoare triple {16720#(= ~p_dw_pc~0 1)} assume !(1 == ~p_dw_pc~0); {16556#false} is VALID [2022-02-20 19:54:58,284 INFO L290 TraceCheckUtils]: 52: Hoare triple {16556#false} is_do_write_p_triggered_~__retres1~0#1 := 0; {16556#false} is VALID [2022-02-20 19:54:58,284 INFO L290 TraceCheckUtils]: 53: Hoare triple {16556#false} is_do_write_p_triggered_#res#1 := is_do_write_p_triggered_~__retres1~0#1; {16556#false} is VALID [2022-02-20 19:54:58,284 INFO L290 TraceCheckUtils]: 54: Hoare triple {16556#false} #t~ret5#1 := is_do_write_p_triggered_#res#1;assume { :end_inline_is_do_write_p_triggered } true;assume -2147483648 <= #t~ret5#1 && #t~ret5#1 <= 2147483647;~tmp~0#1 := #t~ret5#1;havoc #t~ret5#1; {16556#false} is VALID [2022-02-20 19:54:58,284 INFO L290 TraceCheckUtils]: 55: Hoare triple {16556#false} assume 0 != ~tmp~0#1;~p_dw_st~0 := 0; {16556#false} is VALID [2022-02-20 19:54:58,284 INFO L290 TraceCheckUtils]: 56: Hoare triple {16556#false} assume { :begin_inline_is_do_read_c_triggered } true;havoc is_do_read_c_triggered_#res#1;havoc is_do_read_c_triggered_~__retres1~1#1;havoc is_do_read_c_triggered_~__retres1~1#1; {16556#false} is VALID [2022-02-20 19:54:58,284 INFO L290 TraceCheckUtils]: 57: Hoare triple {16556#false} assume !(1 == ~c_dr_pc~0); {16556#false} is VALID [2022-02-20 19:54:58,284 INFO L290 TraceCheckUtils]: 58: Hoare triple {16556#false} is_do_read_c_triggered_~__retres1~1#1 := 0; {16556#false} is VALID [2022-02-20 19:54:58,285 INFO L290 TraceCheckUtils]: 59: Hoare triple {16556#false} is_do_read_c_triggered_#res#1 := is_do_read_c_triggered_~__retres1~1#1; {16556#false} is VALID [2022-02-20 19:54:58,285 INFO L290 TraceCheckUtils]: 60: Hoare triple {16556#false} #t~ret6#1 := is_do_read_c_triggered_#res#1;assume { :end_inline_is_do_read_c_triggered } true;assume -2147483648 <= #t~ret6#1 && #t~ret6#1 <= 2147483647;~tmp___0~0#1 := #t~ret6#1;havoc #t~ret6#1; {16556#false} is VALID [2022-02-20 19:54:58,285 INFO L290 TraceCheckUtils]: 61: Hoare triple {16556#false} assume 0 != ~tmp___0~0#1;~c_dr_st~0 := 0; {16556#false} is VALID [2022-02-20 19:54:58,285 INFO L290 TraceCheckUtils]: 62: Hoare triple {16556#false} assume true; {16556#false} is VALID [2022-02-20 19:54:58,285 INFO L284 TraceCheckUtils]: 63: Hoare quadruple {16556#false} {16720#(= ~p_dw_pc~0 1)} #959#return; {16556#false} is VALID [2022-02-20 19:54:58,285 INFO L290 TraceCheckUtils]: 64: Hoare triple {16556#false} ~q_read_ev~0 := 2; {16556#false} is VALID [2022-02-20 19:54:58,285 INFO L290 TraceCheckUtils]: 65: Hoare triple {16556#false} assume !(~p_last_write~0 == ~c_last_read~0); {16556#false} is VALID [2022-02-20 19:54:58,285 INFO L272 TraceCheckUtils]: 66: Hoare triple {16556#false} call error1(); {16556#false} is VALID [2022-02-20 19:54:58,285 INFO L290 TraceCheckUtils]: 67: Hoare triple {16556#false} assume !false; {16556#false} is VALID [2022-02-20 19:54:58,286 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-02-20 19:54:58,286 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-02-20 19:54:58,286 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1464241707] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 19:54:58,286 INFO L191 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-02-20 19:54:58,286 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [6] total 7 [2022-02-20 19:54:58,287 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [519252759] [2022-02-20 19:54:58,287 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 19:54:58,288 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 20.0) internal successors, (60), 3 states have internal predecessors, (60), 3 states have call successors, (4), 3 states have call predecessors, (4), 2 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) Word has length 68 [2022-02-20 19:54:58,288 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 19:54:58,288 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 3 states, 3 states have (on average 20.0) internal successors, (60), 3 states have internal predecessors, (60), 3 states have call successors, (4), 3 states have call predecessors, (4), 2 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2022-02-20 19:54:58,318 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 67 edges. 67 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 19:54:58,318 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-02-20 19:54:58,318 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 19:54:58,319 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-02-20 19:54:58,319 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-02-20 19:54:58,319 INFO L87 Difference]: Start difference. First operand 881 states and 1182 transitions. Second operand has 3 states, 3 states have (on average 20.0) internal successors, (60), 3 states have internal predecessors, (60), 3 states have call successors, (4), 3 states have call predecessors, (4), 2 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2022-02-20 19:54:58,652 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 19:54:58,653 INFO L93 Difference]: Finished difference Result 1424 states and 1905 transitions. [2022-02-20 19:54:58,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-20 19:54:58,653 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 20.0) internal successors, (60), 3 states have internal predecessors, (60), 3 states have call successors, (4), 3 states have call predecessors, (4), 2 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) Word has length 68 [2022-02-20 19:54:58,653 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-20 19:54:58,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 20.0) internal successors, (60), 3 states have internal predecessors, (60), 3 states have call successors, (4), 3 states have call predecessors, (4), 2 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2022-02-20 19:54:58,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 521 transitions. [2022-02-20 19:54:58,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 20.0) internal successors, (60), 3 states have internal predecessors, (60), 3 states have call successors, (4), 3 states have call predecessors, (4), 2 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2022-02-20 19:54:58,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 521 transitions. [2022-02-20 19:54:58,659 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 521 transitions. [2022-02-20 19:54:58,958 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 521 edges. 521 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 19:54:58,992 INFO L225 Difference]: With dead ends: 1424 [2022-02-20 19:54:58,993 INFO L226 Difference]: Without dead ends: 879 [2022-02-20 19:54:58,994 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 79 GetRequests, 74 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-02-20 19:54:58,994 INFO L933 BasicCegarLoop]: 422 mSDtfsCounter, 72 mSDsluCounter, 344 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 72 SdHoareTripleChecker+Valid, 766 SdHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-02-20 19:54:58,995 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [72 Valid, 766 Invalid, 9 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-02-20 19:54:58,996 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 879 states. [2022-02-20 19:54:59,014 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 879 to 835. [2022-02-20 19:54:59,014 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-20 19:54:59,016 INFO L82 GeneralOperation]: Start isEquivalent. First operand 879 states. Second operand has 835 states, 733 states have (on average 1.311050477489768) internal successors, (961), 745 states have internal predecessors, (961), 62 states have call successors, (62), 34 states have call predecessors, (62), 38 states have return successors, (84), 56 states have call predecessors, (84), 58 states have call successors, (84) [2022-02-20 19:54:59,017 INFO L74 IsIncluded]: Start isIncluded. First operand 879 states. Second operand has 835 states, 733 states have (on average 1.311050477489768) internal successors, (961), 745 states have internal predecessors, (961), 62 states have call successors, (62), 34 states have call predecessors, (62), 38 states have return successors, (84), 56 states have call predecessors, (84), 58 states have call successors, (84) [2022-02-20 19:54:59,018 INFO L87 Difference]: Start difference. First operand 879 states. Second operand has 835 states, 733 states have (on average 1.311050477489768) internal successors, (961), 745 states have internal predecessors, (961), 62 states have call successors, (62), 34 states have call predecessors, (62), 38 states have return successors, (84), 56 states have call predecessors, (84), 58 states have call successors, (84) [2022-02-20 19:54:59,059 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 19:54:59,059 INFO L93 Difference]: Finished difference Result 879 states and 1162 transitions. [2022-02-20 19:54:59,060 INFO L276 IsEmpty]: Start isEmpty. Operand 879 states and 1162 transitions. [2022-02-20 19:54:59,061 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 19:54:59,061 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 19:54:59,063 INFO L74 IsIncluded]: Start isIncluded. First operand has 835 states, 733 states have (on average 1.311050477489768) internal successors, (961), 745 states have internal predecessors, (961), 62 states have call successors, (62), 34 states have call predecessors, (62), 38 states have return successors, (84), 56 states have call predecessors, (84), 58 states have call successors, (84) Second operand 879 states. [2022-02-20 19:54:59,064 INFO L87 Difference]: Start difference. First operand has 835 states, 733 states have (on average 1.311050477489768) internal successors, (961), 745 states have internal predecessors, (961), 62 states have call successors, (62), 34 states have call predecessors, (62), 38 states have return successors, (84), 56 states have call predecessors, (84), 58 states have call successors, (84) Second operand 879 states. [2022-02-20 19:54:59,091 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 19:54:59,091 INFO L93 Difference]: Finished difference Result 879 states and 1162 transitions. [2022-02-20 19:54:59,091 INFO L276 IsEmpty]: Start isEmpty. Operand 879 states and 1162 transitions. [2022-02-20 19:54:59,093 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 19:54:59,093 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 19:54:59,093 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-20 19:54:59,093 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-20 19:54:59,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 835 states, 733 states have (on average 1.311050477489768) internal successors, (961), 745 states have internal predecessors, (961), 62 states have call successors, (62), 34 states have call predecessors, (62), 38 states have return successors, (84), 56 states have call predecessors, (84), 58 states have call successors, (84) [2022-02-20 19:54:59,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 835 states to 835 states and 1107 transitions. [2022-02-20 19:54:59,130 INFO L78 Accepts]: Start accepts. Automaton has 835 states and 1107 transitions. Word has length 68 [2022-02-20 19:54:59,130 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 19:54:59,130 INFO L470 AbstractCegarLoop]: Abstraction has 835 states and 1107 transitions. [2022-02-20 19:54:59,130 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 20.0) internal successors, (60), 3 states have internal predecessors, (60), 3 states have call successors, (4), 3 states have call predecessors, (4), 2 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2022-02-20 19:54:59,130 INFO L276 IsEmpty]: Start isEmpty. Operand 835 states and 1107 transitions. [2022-02-20 19:54:59,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-02-20 19:54:59,132 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 19:54:59,132 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-20 19:54:59,153 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-02-20 19:54:59,351 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2022-02-20 19:54:59,351 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting error1Err0ASSERT_VIOLATIONERROR_FUNCTION === [error1Err0ASSERT_VIOLATIONERROR_FUNCTION, error2Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-20 19:54:59,351 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 19:54:59,352 INFO L85 PathProgramCache]: Analyzing trace with hash -1864372863, now seen corresponding path program 1 times [2022-02-20 19:54:59,352 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 19:54:59,352 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1167944391] [2022-02-20 19:54:59,352 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 19:54:59,352 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 19:54:59,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 19:54:59,376 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-02-20 19:54:59,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 19:54:59,379 INFO L290 TraceCheckUtils]: 0: Hoare triple {21674#true} havoc ~__retres1~2; {21674#true} is VALID [2022-02-20 19:54:59,379 INFO L290 TraceCheckUtils]: 1: Hoare triple {21674#true} assume 0 == ~p_dw_st~0;~__retres1~2 := 1; {21674#true} is VALID [2022-02-20 19:54:59,379 INFO L290 TraceCheckUtils]: 2: Hoare triple {21674#true} #res := ~__retres1~2; {21674#true} is VALID [2022-02-20 19:54:59,379 INFO L290 TraceCheckUtils]: 3: Hoare triple {21674#true} assume true; {21674#true} is VALID [2022-02-20 19:54:59,379 INFO L284 TraceCheckUtils]: 4: Hoare quadruple {21674#true} {21674#true} #955#return; {21674#true} is VALID [2022-02-20 19:54:59,382 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2022-02-20 19:54:59,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 19:54:59,418 INFO L290 TraceCheckUtils]: 0: Hoare triple {21709#(and (= |old(~p_dw_st~0)| ~p_dw_st~0) (= ~c_dr_st~0 |old(~c_dr_st~0)|))} havoc ~tmp~0#1;havoc ~tmp___0~0#1;assume { :begin_inline_is_do_write_p_triggered } true;havoc is_do_write_p_triggered_#res#1;havoc is_do_write_p_triggered_~__retres1~0#1;havoc is_do_write_p_triggered_~__retres1~0#1; {21674#true} is VALID [2022-02-20 19:54:59,418 INFO L290 TraceCheckUtils]: 1: Hoare triple {21674#true} assume !(1 == ~p_dw_pc~0); {21674#true} is VALID [2022-02-20 19:54:59,418 INFO L290 TraceCheckUtils]: 2: Hoare triple {21674#true} is_do_write_p_triggered_~__retres1~0#1 := 0; {21710#(and (<= |immediate_notify_threads_is_do_write_p_triggered_~__retres1~0#1| 0) (<= 0 |immediate_notify_threads_is_do_write_p_triggered_~__retres1~0#1|))} is VALID [2022-02-20 19:54:59,419 INFO L290 TraceCheckUtils]: 3: Hoare triple {21710#(and (<= |immediate_notify_threads_is_do_write_p_triggered_~__retres1~0#1| 0) (<= 0 |immediate_notify_threads_is_do_write_p_triggered_~__retres1~0#1|))} is_do_write_p_triggered_#res#1 := is_do_write_p_triggered_~__retres1~0#1; {21711#(and (<= |immediate_notify_threads_is_do_write_p_triggered_#res#1| 0) (<= 0 |immediate_notify_threads_is_do_write_p_triggered_#res#1|))} is VALID [2022-02-20 19:54:59,419 INFO L290 TraceCheckUtils]: 4: Hoare triple {21711#(and (<= |immediate_notify_threads_is_do_write_p_triggered_#res#1| 0) (<= 0 |immediate_notify_threads_is_do_write_p_triggered_#res#1|))} #t~ret5#1 := is_do_write_p_triggered_#res#1;assume { :end_inline_is_do_write_p_triggered } true;assume -2147483648 <= #t~ret5#1 && #t~ret5#1 <= 2147483647;~tmp~0#1 := #t~ret5#1;havoc #t~ret5#1; {21712#(and (<= |immediate_notify_threads_~tmp~0#1| 0) (< 0 (+ |immediate_notify_threads_~tmp~0#1| 1)))} is VALID [2022-02-20 19:54:59,419 INFO L290 TraceCheckUtils]: 5: Hoare triple {21712#(and (<= |immediate_notify_threads_~tmp~0#1| 0) (< 0 (+ |immediate_notify_threads_~tmp~0#1| 1)))} assume 0 != ~tmp~0#1;~p_dw_st~0 := 0; {21675#false} is VALID [2022-02-20 19:54:59,420 INFO L290 TraceCheckUtils]: 6: Hoare triple {21675#false} assume { :begin_inline_is_do_read_c_triggered } true;havoc is_do_read_c_triggered_#res#1;havoc is_do_read_c_triggered_~__retres1~1#1;havoc is_do_read_c_triggered_~__retres1~1#1; {21675#false} is VALID [2022-02-20 19:54:59,420 INFO L290 TraceCheckUtils]: 7: Hoare triple {21675#false} assume !(1 == ~c_dr_pc~0); {21675#false} is VALID [2022-02-20 19:54:59,420 INFO L290 TraceCheckUtils]: 8: Hoare triple {21675#false} is_do_read_c_triggered_~__retres1~1#1 := 0; {21675#false} is VALID [2022-02-20 19:54:59,420 INFO L290 TraceCheckUtils]: 9: Hoare triple {21675#false} is_do_read_c_triggered_#res#1 := is_do_read_c_triggered_~__retres1~1#1; {21675#false} is VALID [2022-02-20 19:54:59,420 INFO L290 TraceCheckUtils]: 10: Hoare triple {21675#false} #t~ret6#1 := is_do_read_c_triggered_#res#1;assume { :end_inline_is_do_read_c_triggered } true;assume -2147483648 <= #t~ret6#1 && #t~ret6#1 <= 2147483647;~tmp___0~0#1 := #t~ret6#1;havoc #t~ret6#1; {21675#false} is VALID [2022-02-20 19:54:59,420 INFO L290 TraceCheckUtils]: 11: Hoare triple {21675#false} assume 0 != ~tmp___0~0#1;~c_dr_st~0 := 0; {21675#false} is VALID [2022-02-20 19:54:59,420 INFO L290 TraceCheckUtils]: 12: Hoare triple {21675#false} assume true; {21675#false} is VALID [2022-02-20 19:54:59,420 INFO L284 TraceCheckUtils]: 13: Hoare quadruple {21675#false} {21674#true} #957#return; {21675#false} is VALID [2022-02-20 19:54:59,420 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2022-02-20 19:54:59,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 19:54:59,426 INFO L290 TraceCheckUtils]: 0: Hoare triple {21709#(and (= |old(~p_dw_st~0)| ~p_dw_st~0) (= ~c_dr_st~0 |old(~c_dr_st~0)|))} havoc ~tmp~0#1;havoc ~tmp___0~0#1;assume { :begin_inline_is_do_write_p_triggered } true;havoc is_do_write_p_triggered_#res#1;havoc is_do_write_p_triggered_~__retres1~0#1;havoc is_do_write_p_triggered_~__retres1~0#1; {21674#true} is VALID [2022-02-20 19:54:59,426 INFO L290 TraceCheckUtils]: 1: Hoare triple {21674#true} assume 1 == ~p_dw_pc~0; {21674#true} is VALID [2022-02-20 19:54:59,426 INFO L290 TraceCheckUtils]: 2: Hoare triple {21674#true} assume 1 == ~q_read_ev~0;is_do_write_p_triggered_~__retres1~0#1 := 1; {21674#true} is VALID [2022-02-20 19:54:59,426 INFO L290 TraceCheckUtils]: 3: Hoare triple {21674#true} is_do_write_p_triggered_#res#1 := is_do_write_p_triggered_~__retres1~0#1; {21674#true} is VALID [2022-02-20 19:54:59,426 INFO L290 TraceCheckUtils]: 4: Hoare triple {21674#true} #t~ret5#1 := is_do_write_p_triggered_#res#1;assume { :end_inline_is_do_write_p_triggered } true;assume -2147483648 <= #t~ret5#1 && #t~ret5#1 <= 2147483647;~tmp~0#1 := #t~ret5#1;havoc #t~ret5#1; {21674#true} is VALID [2022-02-20 19:54:59,426 INFO L290 TraceCheckUtils]: 5: Hoare triple {21674#true} assume 0 != ~tmp~0#1;~p_dw_st~0 := 0; {21674#true} is VALID [2022-02-20 19:54:59,426 INFO L290 TraceCheckUtils]: 6: Hoare triple {21674#true} assume { :begin_inline_is_do_read_c_triggered } true;havoc is_do_read_c_triggered_#res#1;havoc is_do_read_c_triggered_~__retres1~1#1;havoc is_do_read_c_triggered_~__retres1~1#1; {21674#true} is VALID [2022-02-20 19:54:59,426 INFO L290 TraceCheckUtils]: 7: Hoare triple {21674#true} assume !(1 == ~c_dr_pc~0); {21674#true} is VALID [2022-02-20 19:54:59,427 INFO L290 TraceCheckUtils]: 8: Hoare triple {21674#true} is_do_read_c_triggered_~__retres1~1#1 := 0; {21674#true} is VALID [2022-02-20 19:54:59,427 INFO L290 TraceCheckUtils]: 9: Hoare triple {21674#true} is_do_read_c_triggered_#res#1 := is_do_read_c_triggered_~__retres1~1#1; {21674#true} is VALID [2022-02-20 19:54:59,427 INFO L290 TraceCheckUtils]: 10: Hoare triple {21674#true} #t~ret6#1 := is_do_read_c_triggered_#res#1;assume { :end_inline_is_do_read_c_triggered } true;assume -2147483648 <= #t~ret6#1 && #t~ret6#1 <= 2147483647;~tmp___0~0#1 := #t~ret6#1;havoc #t~ret6#1; {21674#true} is VALID [2022-02-20 19:54:59,427 INFO L290 TraceCheckUtils]: 11: Hoare triple {21674#true} assume 0 != ~tmp___0~0#1;~c_dr_st~0 := 0; {21674#true} is VALID [2022-02-20 19:54:59,427 INFO L290 TraceCheckUtils]: 12: Hoare triple {21674#true} assume true; {21674#true} is VALID [2022-02-20 19:54:59,427 INFO L284 TraceCheckUtils]: 13: Hoare quadruple {21674#true} {21675#false} #959#return; {21675#false} is VALID [2022-02-20 19:54:59,427 INFO L290 TraceCheckUtils]: 0: Hoare triple {21674#true} assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(19, 2);call #Ultimate.allocInit(12, 3);~q_buf_0~0 := 0;~q_free~0 := 0;~q_read_ev~0 := 0;~q_write_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;~m_pc~0 := 0;~t1_pc~0 := 0;~t2_pc~0 := 0;~t3_pc~0 := 0;~t4_pc~0 := 0;~m_st~0 := 0;~t1_st~0 := 0;~t2_st~0 := 0;~t3_st~0 := 0;~t4_st~0 := 0;~m_i~0 := 0;~t1_i~0 := 0;~t2_i~0 := 0;~t3_i~0 := 0;~t4_i~0 := 0;~M_E~0 := 2;~T1_E~0 := 2;~T2_E~0 := 2;~T3_E~0 := 2;~T4_E~0 := 2;~E_M~0 := 2;~E_1~0 := 2;~E_2~0 := 2;~E_3~0 := 2;~E_4~0 := 2;~token~0 := 0;~local~0 := 0; {21674#true} is VALID [2022-02-20 19:54:59,427 INFO L290 TraceCheckUtils]: 1: Hoare triple {21674#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet33#1, main_#t~ret34#1, main_#t~ret35#1;assume -2147483648 <= main_#t~nondet33#1 && main_#t~nondet33#1 <= 2147483647; {21674#true} is VALID [2022-02-20 19:54:59,429 INFO L290 TraceCheckUtils]: 2: Hoare triple {21674#true} assume 0 != main_#t~nondet33#1;havoc main_#t~nondet33#1;assume { :begin_inline_main1 } true;havoc main1_#res#1;havoc main1_~__retres1~3#1;havoc main1_~__retres1~3#1;assume { :begin_inline_init_model1 } true;~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; {21674#true} is VALID [2022-02-20 19:54:59,430 INFO L290 TraceCheckUtils]: 3: Hoare triple {21674#true} assume { :end_inline_init_model1 } true;assume { :begin_inline_start_simulation1 } true;havoc start_simulation1_#t~ret12#1, start_simulation1_~kernel_st~0#1, start_simulation1_~tmp~3#1;havoc start_simulation1_~kernel_st~0#1;havoc start_simulation1_~tmp~3#1;start_simulation1_~kernel_st~0#1 := 0;assume { :begin_inline_init_threads1 } true; {21674#true} is VALID [2022-02-20 19:54:59,430 INFO L290 TraceCheckUtils]: 4: Hoare triple {21674#true} assume 1 == ~p_dw_i~0;~p_dw_st~0 := 0; {21674#true} is VALID [2022-02-20 19:54:59,430 INFO L290 TraceCheckUtils]: 5: Hoare triple {21674#true} assume 1 == ~c_dr_i~0;~c_dr_st~0 := 0; {21674#true} is VALID [2022-02-20 19:54:59,430 INFO L290 TraceCheckUtils]: 6: Hoare triple {21674#true} assume { :end_inline_init_threads1 } true; {21674#true} is VALID [2022-02-20 19:54:59,430 INFO L290 TraceCheckUtils]: 7: Hoare triple {21674#true} assume !false; {21674#true} is VALID [2022-02-20 19:54:59,430 INFO L290 TraceCheckUtils]: 8: Hoare triple {21674#true} start_simulation1_~kernel_st~0#1 := 1;assume { :begin_inline_eval1 } true;havoc eval1_#t~ret8#1, eval1_#t~nondet9#1, eval1_#t~nondet10#1, eval1_~tmp~1#1, eval1_~tmp___0~1#1, eval1_~tmp___1~0#1;havoc eval1_~tmp~1#1;havoc eval1_~tmp___0~1#1;havoc eval1_~tmp___1~0#1; {21674#true} is VALID [2022-02-20 19:54:59,430 INFO L290 TraceCheckUtils]: 9: Hoare triple {21674#true} assume !false; {21674#true} is VALID [2022-02-20 19:54:59,430 INFO L272 TraceCheckUtils]: 10: Hoare triple {21674#true} call eval1_#t~ret8#1 := exists_runnable_thread1(); {21674#true} is VALID [2022-02-20 19:54:59,430 INFO L290 TraceCheckUtils]: 11: Hoare triple {21674#true} havoc ~__retres1~2; {21674#true} is VALID [2022-02-20 19:54:59,431 INFO L290 TraceCheckUtils]: 12: Hoare triple {21674#true} assume 0 == ~p_dw_st~0;~__retres1~2 := 1; {21674#true} is VALID [2022-02-20 19:54:59,431 INFO L290 TraceCheckUtils]: 13: Hoare triple {21674#true} #res := ~__retres1~2; {21674#true} is VALID [2022-02-20 19:54:59,431 INFO L290 TraceCheckUtils]: 14: Hoare triple {21674#true} assume true; {21674#true} is VALID [2022-02-20 19:54:59,431 INFO L284 TraceCheckUtils]: 15: Hoare quadruple {21674#true} {21674#true} #955#return; {21674#true} is VALID [2022-02-20 19:54:59,431 INFO L290 TraceCheckUtils]: 16: Hoare triple {21674#true} assume -2147483648 <= eval1_#t~ret8#1 && eval1_#t~ret8#1 <= 2147483647;eval1_~tmp___1~0#1 := eval1_#t~ret8#1;havoc eval1_#t~ret8#1; {21674#true} is VALID [2022-02-20 19:54:59,431 INFO L290 TraceCheckUtils]: 17: Hoare triple {21674#true} assume 0 != eval1_~tmp___1~0#1; {21674#true} is VALID [2022-02-20 19:54:59,431 INFO L290 TraceCheckUtils]: 18: Hoare triple {21674#true} assume 0 == ~p_dw_st~0;assume -2147483648 <= eval1_#t~nondet9#1 && eval1_#t~nondet9#1 <= 2147483647;eval1_~tmp~1#1 := eval1_#t~nondet9#1;havoc eval1_#t~nondet9#1; {21674#true} is VALID [2022-02-20 19:54:59,431 INFO L290 TraceCheckUtils]: 19: Hoare triple {21674#true} assume 0 != eval1_~tmp~1#1;~p_dw_st~0 := 1;assume { :begin_inline_do_write_p } true;havoc do_write_p_#t~nondet7#1; {21674#true} is VALID [2022-02-20 19:54:59,431 INFO L290 TraceCheckUtils]: 20: Hoare triple {21674#true} assume 0 == ~p_dw_pc~0; {21674#true} is VALID [2022-02-20 19:54:59,432 INFO L290 TraceCheckUtils]: 21: Hoare triple {21674#true} assume !false; {21674#true} is VALID [2022-02-20 19:54:59,432 INFO L290 TraceCheckUtils]: 22: Hoare triple {21674#true} assume !(0 == ~q_free~0); {21674#true} is VALID [2022-02-20 19:54:59,432 INFO L290 TraceCheckUtils]: 23: Hoare triple {21674#true} assume -2147483648 <= do_write_p_#t~nondet7#1 && do_write_p_#t~nondet7#1 <= 2147483647;~q_buf_0~0 := do_write_p_#t~nondet7#1;havoc do_write_p_#t~nondet7#1;~p_last_write~0 := ~q_buf_0~0;~p_num_write~0 := 1 + ~p_num_write~0;~q_free~0 := 0;~q_write_ev~0 := 1; {21674#true} is VALID [2022-02-20 19:54:59,432 INFO L272 TraceCheckUtils]: 24: Hoare triple {21674#true} call immediate_notify_threads(); {21709#(and (= |old(~p_dw_st~0)| ~p_dw_st~0) (= ~c_dr_st~0 |old(~c_dr_st~0)|))} is VALID [2022-02-20 19:54:59,432 INFO L290 TraceCheckUtils]: 25: Hoare triple {21709#(and (= |old(~p_dw_st~0)| ~p_dw_st~0) (= ~c_dr_st~0 |old(~c_dr_st~0)|))} havoc ~tmp~0#1;havoc ~tmp___0~0#1;assume { :begin_inline_is_do_write_p_triggered } true;havoc is_do_write_p_triggered_#res#1;havoc is_do_write_p_triggered_~__retres1~0#1;havoc is_do_write_p_triggered_~__retres1~0#1; {21674#true} is VALID [2022-02-20 19:54:59,432 INFO L290 TraceCheckUtils]: 26: Hoare triple {21674#true} assume !(1 == ~p_dw_pc~0); {21674#true} is VALID [2022-02-20 19:54:59,433 INFO L290 TraceCheckUtils]: 27: Hoare triple {21674#true} is_do_write_p_triggered_~__retres1~0#1 := 0; {21710#(and (<= |immediate_notify_threads_is_do_write_p_triggered_~__retres1~0#1| 0) (<= 0 |immediate_notify_threads_is_do_write_p_triggered_~__retres1~0#1|))} is VALID [2022-02-20 19:54:59,433 INFO L290 TraceCheckUtils]: 28: Hoare triple {21710#(and (<= |immediate_notify_threads_is_do_write_p_triggered_~__retres1~0#1| 0) (<= 0 |immediate_notify_threads_is_do_write_p_triggered_~__retres1~0#1|))} is_do_write_p_triggered_#res#1 := is_do_write_p_triggered_~__retres1~0#1; {21711#(and (<= |immediate_notify_threads_is_do_write_p_triggered_#res#1| 0) (<= 0 |immediate_notify_threads_is_do_write_p_triggered_#res#1|))} is VALID [2022-02-20 19:54:59,433 INFO L290 TraceCheckUtils]: 29: Hoare triple {21711#(and (<= |immediate_notify_threads_is_do_write_p_triggered_#res#1| 0) (<= 0 |immediate_notify_threads_is_do_write_p_triggered_#res#1|))} #t~ret5#1 := is_do_write_p_triggered_#res#1;assume { :end_inline_is_do_write_p_triggered } true;assume -2147483648 <= #t~ret5#1 && #t~ret5#1 <= 2147483647;~tmp~0#1 := #t~ret5#1;havoc #t~ret5#1; {21712#(and (<= |immediate_notify_threads_~tmp~0#1| 0) (< 0 (+ |immediate_notify_threads_~tmp~0#1| 1)))} is VALID [2022-02-20 19:54:59,434 INFO L290 TraceCheckUtils]: 30: Hoare triple {21712#(and (<= |immediate_notify_threads_~tmp~0#1| 0) (< 0 (+ |immediate_notify_threads_~tmp~0#1| 1)))} assume 0 != ~tmp~0#1;~p_dw_st~0 := 0; {21675#false} is VALID [2022-02-20 19:54:59,434 INFO L290 TraceCheckUtils]: 31: Hoare triple {21675#false} assume { :begin_inline_is_do_read_c_triggered } true;havoc is_do_read_c_triggered_#res#1;havoc is_do_read_c_triggered_~__retres1~1#1;havoc is_do_read_c_triggered_~__retres1~1#1; {21675#false} is VALID [2022-02-20 19:54:59,434 INFO L290 TraceCheckUtils]: 32: Hoare triple {21675#false} assume !(1 == ~c_dr_pc~0); {21675#false} is VALID [2022-02-20 19:54:59,434 INFO L290 TraceCheckUtils]: 33: Hoare triple {21675#false} is_do_read_c_triggered_~__retres1~1#1 := 0; {21675#false} is VALID [2022-02-20 19:54:59,434 INFO L290 TraceCheckUtils]: 34: Hoare triple {21675#false} is_do_read_c_triggered_#res#1 := is_do_read_c_triggered_~__retres1~1#1; {21675#false} is VALID [2022-02-20 19:54:59,434 INFO L290 TraceCheckUtils]: 35: Hoare triple {21675#false} #t~ret6#1 := is_do_read_c_triggered_#res#1;assume { :end_inline_is_do_read_c_triggered } true;assume -2147483648 <= #t~ret6#1 && #t~ret6#1 <= 2147483647;~tmp___0~0#1 := #t~ret6#1;havoc #t~ret6#1; {21675#false} is VALID [2022-02-20 19:54:59,434 INFO L290 TraceCheckUtils]: 36: Hoare triple {21675#false} assume 0 != ~tmp___0~0#1;~c_dr_st~0 := 0; {21675#false} is VALID [2022-02-20 19:54:59,435 INFO L290 TraceCheckUtils]: 37: Hoare triple {21675#false} assume true; {21675#false} is VALID [2022-02-20 19:54:59,435 INFO L284 TraceCheckUtils]: 38: Hoare quadruple {21675#false} {21674#true} #957#return; {21675#false} is VALID [2022-02-20 19:54:59,435 INFO L290 TraceCheckUtils]: 39: Hoare triple {21675#false} ~q_write_ev~0 := 2; {21675#false} is VALID [2022-02-20 19:54:59,435 INFO L290 TraceCheckUtils]: 40: Hoare triple {21675#false} assume !false; {21675#false} is VALID [2022-02-20 19:54:59,435 INFO L290 TraceCheckUtils]: 41: Hoare triple {21675#false} assume 0 == ~q_free~0;~p_dw_st~0 := 2;~p_dw_pc~0 := 1; {21675#false} is VALID [2022-02-20 19:54:59,435 INFO L290 TraceCheckUtils]: 42: Hoare triple {21675#false} assume { :end_inline_do_write_p } true; {21675#false} is VALID [2022-02-20 19:54:59,435 INFO L290 TraceCheckUtils]: 43: Hoare triple {21675#false} assume 0 == ~c_dr_st~0;assume -2147483648 <= eval1_#t~nondet10#1 && eval1_#t~nondet10#1 <= 2147483647;eval1_~tmp___0~1#1 := eval1_#t~nondet10#1;havoc eval1_#t~nondet10#1; {21675#false} is VALID [2022-02-20 19:54:59,435 INFO L290 TraceCheckUtils]: 44: Hoare triple {21675#false} assume 0 != eval1_~tmp___0~1#1;~c_dr_st~0 := 1;assume { :begin_inline_do_read_c } true;havoc do_read_c_~a~0#1;havoc do_read_c_~a~0#1; {21675#false} is VALID [2022-02-20 19:54:59,435 INFO L290 TraceCheckUtils]: 45: Hoare triple {21675#false} assume 0 == ~c_dr_pc~0; {21675#false} is VALID [2022-02-20 19:54:59,436 INFO L290 TraceCheckUtils]: 46: Hoare triple {21675#false} assume !false; {21675#false} is VALID [2022-02-20 19:54:59,436 INFO L290 TraceCheckUtils]: 47: Hoare triple {21675#false} assume !(1 == ~q_free~0); {21675#false} is VALID [2022-02-20 19:54:59,436 INFO L290 TraceCheckUtils]: 48: Hoare triple {21675#false} do_read_c_~a~0#1 := ~q_buf_0~0;~c_last_read~0 := do_read_c_~a~0#1;~c_num_read~0 := 1 + ~c_num_read~0;~q_free~0 := 1;~q_read_ev~0 := 1; {21675#false} is VALID [2022-02-20 19:54:59,436 INFO L272 TraceCheckUtils]: 49: Hoare triple {21675#false} call immediate_notify_threads(); {21709#(and (= |old(~p_dw_st~0)| ~p_dw_st~0) (= ~c_dr_st~0 |old(~c_dr_st~0)|))} is VALID [2022-02-20 19:54:59,437 INFO L290 TraceCheckUtils]: 50: Hoare triple {21709#(and (= |old(~p_dw_st~0)| ~p_dw_st~0) (= ~c_dr_st~0 |old(~c_dr_st~0)|))} havoc ~tmp~0#1;havoc ~tmp___0~0#1;assume { :begin_inline_is_do_write_p_triggered } true;havoc is_do_write_p_triggered_#res#1;havoc is_do_write_p_triggered_~__retres1~0#1;havoc is_do_write_p_triggered_~__retres1~0#1; {21674#true} is VALID [2022-02-20 19:54:59,438 INFO L290 TraceCheckUtils]: 51: Hoare triple {21674#true} assume 1 == ~p_dw_pc~0; {21674#true} is VALID [2022-02-20 19:54:59,438 INFO L290 TraceCheckUtils]: 52: Hoare triple {21674#true} assume 1 == ~q_read_ev~0;is_do_write_p_triggered_~__retres1~0#1 := 1; {21674#true} is VALID [2022-02-20 19:54:59,438 INFO L290 TraceCheckUtils]: 53: Hoare triple {21674#true} is_do_write_p_triggered_#res#1 := is_do_write_p_triggered_~__retres1~0#1; {21674#true} is VALID [2022-02-20 19:54:59,438 INFO L290 TraceCheckUtils]: 54: Hoare triple {21674#true} #t~ret5#1 := is_do_write_p_triggered_#res#1;assume { :end_inline_is_do_write_p_triggered } true;assume -2147483648 <= #t~ret5#1 && #t~ret5#1 <= 2147483647;~tmp~0#1 := #t~ret5#1;havoc #t~ret5#1; {21674#true} is VALID [2022-02-20 19:54:59,439 INFO L290 TraceCheckUtils]: 55: Hoare triple {21674#true} assume 0 != ~tmp~0#1;~p_dw_st~0 := 0; {21674#true} is VALID [2022-02-20 19:54:59,439 INFO L290 TraceCheckUtils]: 56: Hoare triple {21674#true} assume { :begin_inline_is_do_read_c_triggered } true;havoc is_do_read_c_triggered_#res#1;havoc is_do_read_c_triggered_~__retres1~1#1;havoc is_do_read_c_triggered_~__retres1~1#1; {21674#true} is VALID [2022-02-20 19:54:59,439 INFO L290 TraceCheckUtils]: 57: Hoare triple {21674#true} assume !(1 == ~c_dr_pc~0); {21674#true} is VALID [2022-02-20 19:54:59,439 INFO L290 TraceCheckUtils]: 58: Hoare triple {21674#true} is_do_read_c_triggered_~__retres1~1#1 := 0; {21674#true} is VALID [2022-02-20 19:54:59,439 INFO L290 TraceCheckUtils]: 59: Hoare triple {21674#true} is_do_read_c_triggered_#res#1 := is_do_read_c_triggered_~__retres1~1#1; {21674#true} is VALID [2022-02-20 19:54:59,439 INFO L290 TraceCheckUtils]: 60: Hoare triple {21674#true} #t~ret6#1 := is_do_read_c_triggered_#res#1;assume { :end_inline_is_do_read_c_triggered } true;assume -2147483648 <= #t~ret6#1 && #t~ret6#1 <= 2147483647;~tmp___0~0#1 := #t~ret6#1;havoc #t~ret6#1; {21674#true} is VALID [2022-02-20 19:54:59,439 INFO L290 TraceCheckUtils]: 61: Hoare triple {21674#true} assume 0 != ~tmp___0~0#1;~c_dr_st~0 := 0; {21674#true} is VALID [2022-02-20 19:54:59,439 INFO L290 TraceCheckUtils]: 62: Hoare triple {21674#true} assume true; {21674#true} is VALID [2022-02-20 19:54:59,439 INFO L284 TraceCheckUtils]: 63: Hoare quadruple {21674#true} {21675#false} #959#return; {21675#false} is VALID [2022-02-20 19:54:59,440 INFO L290 TraceCheckUtils]: 64: Hoare triple {21675#false} ~q_read_ev~0 := 2; {21675#false} is VALID [2022-02-20 19:54:59,440 INFO L290 TraceCheckUtils]: 65: Hoare triple {21675#false} assume !(~p_last_write~0 == ~c_last_read~0); {21675#false} is VALID [2022-02-20 19:54:59,440 INFO L272 TraceCheckUtils]: 66: Hoare triple {21675#false} call error1(); {21675#false} is VALID [2022-02-20 19:54:59,440 INFO L290 TraceCheckUtils]: 67: Hoare triple {21675#false} assume !false; {21675#false} is VALID [2022-02-20 19:54:59,440 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 2 proven. 11 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-02-20 19:54:59,440 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 19:54:59,440 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1167944391] [2022-02-20 19:54:59,441 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1167944391] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-20 19:54:59,441 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [703319676] [2022-02-20 19:54:59,441 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 19:54:59,441 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-20 19:54:59,441 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-20 19:54:59,442 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-02-20 19:54:59,443 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-02-20 19:54:59,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 19:54:59,517 INFO L263 TraceCheckSpWp]: Trace formula consists of 305 conjuncts, 7 conjunts are in the unsatisfiable core [2022-02-20 19:54:59,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 19:54:59,532 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-20 19:54:59,676 INFO L290 TraceCheckUtils]: 0: Hoare triple {21674#true} assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(19, 2);call #Ultimate.allocInit(12, 3);~q_buf_0~0 := 0;~q_free~0 := 0;~q_read_ev~0 := 0;~q_write_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;~m_pc~0 := 0;~t1_pc~0 := 0;~t2_pc~0 := 0;~t3_pc~0 := 0;~t4_pc~0 := 0;~m_st~0 := 0;~t1_st~0 := 0;~t2_st~0 := 0;~t3_st~0 := 0;~t4_st~0 := 0;~m_i~0 := 0;~t1_i~0 := 0;~t2_i~0 := 0;~t3_i~0 := 0;~t4_i~0 := 0;~M_E~0 := 2;~T1_E~0 := 2;~T2_E~0 := 2;~T3_E~0 := 2;~T4_E~0 := 2;~E_M~0 := 2;~E_1~0 := 2;~E_2~0 := 2;~E_3~0 := 2;~E_4~0 := 2;~token~0 := 0;~local~0 := 0; {21674#true} is VALID [2022-02-20 19:54:59,676 INFO L290 TraceCheckUtils]: 1: Hoare triple {21674#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet33#1, main_#t~ret34#1, main_#t~ret35#1;assume -2147483648 <= main_#t~nondet33#1 && main_#t~nondet33#1 <= 2147483647; {21674#true} is VALID [2022-02-20 19:54:59,676 INFO L290 TraceCheckUtils]: 2: Hoare triple {21674#true} assume 0 != main_#t~nondet33#1;havoc main_#t~nondet33#1;assume { :begin_inline_main1 } true;havoc main1_#res#1;havoc main1_~__retres1~3#1;havoc main1_~__retres1~3#1;assume { :begin_inline_init_model1 } true;~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; {21674#true} is VALID [2022-02-20 19:54:59,676 INFO L290 TraceCheckUtils]: 3: Hoare triple {21674#true} assume { :end_inline_init_model1 } true;assume { :begin_inline_start_simulation1 } true;havoc start_simulation1_#t~ret12#1, start_simulation1_~kernel_st~0#1, start_simulation1_~tmp~3#1;havoc start_simulation1_~kernel_st~0#1;havoc start_simulation1_~tmp~3#1;start_simulation1_~kernel_st~0#1 := 0;assume { :begin_inline_init_threads1 } true; {21674#true} is VALID [2022-02-20 19:54:59,676 INFO L290 TraceCheckUtils]: 4: Hoare triple {21674#true} assume 1 == ~p_dw_i~0;~p_dw_st~0 := 0; {21674#true} is VALID [2022-02-20 19:54:59,676 INFO L290 TraceCheckUtils]: 5: Hoare triple {21674#true} assume 1 == ~c_dr_i~0;~c_dr_st~0 := 0; {21674#true} is VALID [2022-02-20 19:54:59,676 INFO L290 TraceCheckUtils]: 6: Hoare triple {21674#true} assume { :end_inline_init_threads1 } true; {21674#true} is VALID [2022-02-20 19:54:59,677 INFO L290 TraceCheckUtils]: 7: Hoare triple {21674#true} assume !false; {21674#true} is VALID [2022-02-20 19:54:59,677 INFO L290 TraceCheckUtils]: 8: Hoare triple {21674#true} start_simulation1_~kernel_st~0#1 := 1;assume { :begin_inline_eval1 } true;havoc eval1_#t~ret8#1, eval1_#t~nondet9#1, eval1_#t~nondet10#1, eval1_~tmp~1#1, eval1_~tmp___0~1#1, eval1_~tmp___1~0#1;havoc eval1_~tmp~1#1;havoc eval1_~tmp___0~1#1;havoc eval1_~tmp___1~0#1; {21674#true} is VALID [2022-02-20 19:54:59,677 INFO L290 TraceCheckUtils]: 9: Hoare triple {21674#true} assume !false; {21674#true} is VALID [2022-02-20 19:54:59,677 INFO L272 TraceCheckUtils]: 10: Hoare triple {21674#true} call eval1_#t~ret8#1 := exists_runnable_thread1(); {21674#true} is VALID [2022-02-20 19:54:59,677 INFO L290 TraceCheckUtils]: 11: Hoare triple {21674#true} havoc ~__retres1~2; {21674#true} is VALID [2022-02-20 19:54:59,677 INFO L290 TraceCheckUtils]: 12: Hoare triple {21674#true} assume 0 == ~p_dw_st~0;~__retres1~2 := 1; {21674#true} is VALID [2022-02-20 19:54:59,677 INFO L290 TraceCheckUtils]: 13: Hoare triple {21674#true} #res := ~__retres1~2; {21674#true} is VALID [2022-02-20 19:54:59,677 INFO L290 TraceCheckUtils]: 14: Hoare triple {21674#true} assume true; {21674#true} is VALID [2022-02-20 19:54:59,677 INFO L284 TraceCheckUtils]: 15: Hoare quadruple {21674#true} {21674#true} #955#return; {21674#true} is VALID [2022-02-20 19:54:59,678 INFO L290 TraceCheckUtils]: 16: Hoare triple {21674#true} assume -2147483648 <= eval1_#t~ret8#1 && eval1_#t~ret8#1 <= 2147483647;eval1_~tmp___1~0#1 := eval1_#t~ret8#1;havoc eval1_#t~ret8#1; {21674#true} is VALID [2022-02-20 19:54:59,678 INFO L290 TraceCheckUtils]: 17: Hoare triple {21674#true} assume 0 != eval1_~tmp___1~0#1; {21674#true} is VALID [2022-02-20 19:54:59,678 INFO L290 TraceCheckUtils]: 18: Hoare triple {21674#true} assume 0 == ~p_dw_st~0;assume -2147483648 <= eval1_#t~nondet9#1 && eval1_#t~nondet9#1 <= 2147483647;eval1_~tmp~1#1 := eval1_#t~nondet9#1;havoc eval1_#t~nondet9#1; {21674#true} is VALID [2022-02-20 19:54:59,678 INFO L290 TraceCheckUtils]: 19: Hoare triple {21674#true} assume 0 != eval1_~tmp~1#1;~p_dw_st~0 := 1;assume { :begin_inline_do_write_p } true;havoc do_write_p_#t~nondet7#1; {21674#true} is VALID [2022-02-20 19:54:59,678 INFO L290 TraceCheckUtils]: 20: Hoare triple {21674#true} assume 0 == ~p_dw_pc~0; {21674#true} is VALID [2022-02-20 19:54:59,678 INFO L290 TraceCheckUtils]: 21: Hoare triple {21674#true} assume !false; {21674#true} is VALID [2022-02-20 19:54:59,678 INFO L290 TraceCheckUtils]: 22: Hoare triple {21674#true} assume !(0 == ~q_free~0); {21674#true} is VALID [2022-02-20 19:54:59,679 INFO L290 TraceCheckUtils]: 23: Hoare triple {21674#true} assume -2147483648 <= do_write_p_#t~nondet7#1 && do_write_p_#t~nondet7#1 <= 2147483647;~q_buf_0~0 := do_write_p_#t~nondet7#1;havoc do_write_p_#t~nondet7#1;~p_last_write~0 := ~q_buf_0~0;~p_num_write~0 := 1 + ~p_num_write~0;~q_free~0 := 0;~q_write_ev~0 := 1; {21785#(= ~p_last_write~0 ~q_buf_0~0)} is VALID [2022-02-20 19:54:59,679 INFO L272 TraceCheckUtils]: 24: Hoare triple {21785#(= ~p_last_write~0 ~q_buf_0~0)} call immediate_notify_threads(); {21785#(= ~p_last_write~0 ~q_buf_0~0)} is VALID [2022-02-20 19:54:59,679 INFO L290 TraceCheckUtils]: 25: Hoare triple {21785#(= ~p_last_write~0 ~q_buf_0~0)} havoc ~tmp~0#1;havoc ~tmp___0~0#1;assume { :begin_inline_is_do_write_p_triggered } true;havoc is_do_write_p_triggered_#res#1;havoc is_do_write_p_triggered_~__retres1~0#1;havoc is_do_write_p_triggered_~__retres1~0#1; {21785#(= ~p_last_write~0 ~q_buf_0~0)} is VALID [2022-02-20 19:54:59,680 INFO L290 TraceCheckUtils]: 26: Hoare triple {21785#(= ~p_last_write~0 ~q_buf_0~0)} assume !(1 == ~p_dw_pc~0); {21785#(= ~p_last_write~0 ~q_buf_0~0)} is VALID [2022-02-20 19:54:59,680 INFO L290 TraceCheckUtils]: 27: Hoare triple {21785#(= ~p_last_write~0 ~q_buf_0~0)} is_do_write_p_triggered_~__retres1~0#1 := 0; {21785#(= ~p_last_write~0 ~q_buf_0~0)} is VALID [2022-02-20 19:54:59,680 INFO L290 TraceCheckUtils]: 28: Hoare triple {21785#(= ~p_last_write~0 ~q_buf_0~0)} is_do_write_p_triggered_#res#1 := is_do_write_p_triggered_~__retres1~0#1; {21785#(= ~p_last_write~0 ~q_buf_0~0)} is VALID [2022-02-20 19:54:59,681 INFO L290 TraceCheckUtils]: 29: Hoare triple {21785#(= ~p_last_write~0 ~q_buf_0~0)} #t~ret5#1 := is_do_write_p_triggered_#res#1;assume { :end_inline_is_do_write_p_triggered } true;assume -2147483648 <= #t~ret5#1 && #t~ret5#1 <= 2147483647;~tmp~0#1 := #t~ret5#1;havoc #t~ret5#1; {21785#(= ~p_last_write~0 ~q_buf_0~0)} is VALID [2022-02-20 19:54:59,681 INFO L290 TraceCheckUtils]: 30: Hoare triple {21785#(= ~p_last_write~0 ~q_buf_0~0)} assume 0 != ~tmp~0#1;~p_dw_st~0 := 0; {21785#(= ~p_last_write~0 ~q_buf_0~0)} is VALID [2022-02-20 19:54:59,681 INFO L290 TraceCheckUtils]: 31: Hoare triple {21785#(= ~p_last_write~0 ~q_buf_0~0)} assume { :begin_inline_is_do_read_c_triggered } true;havoc is_do_read_c_triggered_#res#1;havoc is_do_read_c_triggered_~__retres1~1#1;havoc is_do_read_c_triggered_~__retres1~1#1; {21785#(= ~p_last_write~0 ~q_buf_0~0)} is VALID [2022-02-20 19:54:59,682 INFO L290 TraceCheckUtils]: 32: Hoare triple {21785#(= ~p_last_write~0 ~q_buf_0~0)} assume !(1 == ~c_dr_pc~0); {21785#(= ~p_last_write~0 ~q_buf_0~0)} is VALID [2022-02-20 19:54:59,682 INFO L290 TraceCheckUtils]: 33: Hoare triple {21785#(= ~p_last_write~0 ~q_buf_0~0)} is_do_read_c_triggered_~__retres1~1#1 := 0; {21785#(= ~p_last_write~0 ~q_buf_0~0)} is VALID [2022-02-20 19:54:59,682 INFO L290 TraceCheckUtils]: 34: Hoare triple {21785#(= ~p_last_write~0 ~q_buf_0~0)} is_do_read_c_triggered_#res#1 := is_do_read_c_triggered_~__retres1~1#1; {21785#(= ~p_last_write~0 ~q_buf_0~0)} is VALID [2022-02-20 19:54:59,683 INFO L290 TraceCheckUtils]: 35: Hoare triple {21785#(= ~p_last_write~0 ~q_buf_0~0)} #t~ret6#1 := is_do_read_c_triggered_#res#1;assume { :end_inline_is_do_read_c_triggered } true;assume -2147483648 <= #t~ret6#1 && #t~ret6#1 <= 2147483647;~tmp___0~0#1 := #t~ret6#1;havoc #t~ret6#1; {21785#(= ~p_last_write~0 ~q_buf_0~0)} is VALID [2022-02-20 19:54:59,683 INFO L290 TraceCheckUtils]: 36: Hoare triple {21785#(= ~p_last_write~0 ~q_buf_0~0)} assume 0 != ~tmp___0~0#1;~c_dr_st~0 := 0; {21785#(= ~p_last_write~0 ~q_buf_0~0)} is VALID [2022-02-20 19:54:59,683 INFO L290 TraceCheckUtils]: 37: Hoare triple {21785#(= ~p_last_write~0 ~q_buf_0~0)} assume true; {21785#(= ~p_last_write~0 ~q_buf_0~0)} is VALID [2022-02-20 19:54:59,684 INFO L284 TraceCheckUtils]: 38: Hoare quadruple {21785#(= ~p_last_write~0 ~q_buf_0~0)} {21785#(= ~p_last_write~0 ~q_buf_0~0)} #957#return; {21785#(= ~p_last_write~0 ~q_buf_0~0)} is VALID [2022-02-20 19:54:59,684 INFO L290 TraceCheckUtils]: 39: Hoare triple {21785#(= ~p_last_write~0 ~q_buf_0~0)} ~q_write_ev~0 := 2; {21785#(= ~p_last_write~0 ~q_buf_0~0)} is VALID [2022-02-20 19:54:59,684 INFO L290 TraceCheckUtils]: 40: Hoare triple {21785#(= ~p_last_write~0 ~q_buf_0~0)} assume !false; {21785#(= ~p_last_write~0 ~q_buf_0~0)} is VALID [2022-02-20 19:54:59,685 INFO L290 TraceCheckUtils]: 41: Hoare triple {21785#(= ~p_last_write~0 ~q_buf_0~0)} assume 0 == ~q_free~0;~p_dw_st~0 := 2;~p_dw_pc~0 := 1; {21785#(= ~p_last_write~0 ~q_buf_0~0)} is VALID [2022-02-20 19:54:59,685 INFO L290 TraceCheckUtils]: 42: Hoare triple {21785#(= ~p_last_write~0 ~q_buf_0~0)} assume { :end_inline_do_write_p } true; {21785#(= ~p_last_write~0 ~q_buf_0~0)} is VALID [2022-02-20 19:54:59,685 INFO L290 TraceCheckUtils]: 43: Hoare triple {21785#(= ~p_last_write~0 ~q_buf_0~0)} assume 0 == ~c_dr_st~0;assume -2147483648 <= eval1_#t~nondet10#1 && eval1_#t~nondet10#1 <= 2147483647;eval1_~tmp___0~1#1 := eval1_#t~nondet10#1;havoc eval1_#t~nondet10#1; {21785#(= ~p_last_write~0 ~q_buf_0~0)} is VALID [2022-02-20 19:54:59,686 INFO L290 TraceCheckUtils]: 44: Hoare triple {21785#(= ~p_last_write~0 ~q_buf_0~0)} assume 0 != eval1_~tmp___0~1#1;~c_dr_st~0 := 1;assume { :begin_inline_do_read_c } true;havoc do_read_c_~a~0#1;havoc do_read_c_~a~0#1; {21785#(= ~p_last_write~0 ~q_buf_0~0)} is VALID [2022-02-20 19:54:59,686 INFO L290 TraceCheckUtils]: 45: Hoare triple {21785#(= ~p_last_write~0 ~q_buf_0~0)} assume 0 == ~c_dr_pc~0; {21785#(= ~p_last_write~0 ~q_buf_0~0)} is VALID [2022-02-20 19:54:59,686 INFO L290 TraceCheckUtils]: 46: Hoare triple {21785#(= ~p_last_write~0 ~q_buf_0~0)} assume !false; {21785#(= ~p_last_write~0 ~q_buf_0~0)} is VALID [2022-02-20 19:54:59,686 INFO L290 TraceCheckUtils]: 47: Hoare triple {21785#(= ~p_last_write~0 ~q_buf_0~0)} assume !(1 == ~q_free~0); {21785#(= ~p_last_write~0 ~q_buf_0~0)} is VALID [2022-02-20 19:54:59,687 INFO L290 TraceCheckUtils]: 48: Hoare triple {21785#(= ~p_last_write~0 ~q_buf_0~0)} do_read_c_~a~0#1 := ~q_buf_0~0;~c_last_read~0 := do_read_c_~a~0#1;~c_num_read~0 := 1 + ~c_num_read~0;~q_free~0 := 1;~q_read_ev~0 := 1; {21861#(= ~c_last_read~0 ~p_last_write~0)} is VALID [2022-02-20 19:54:59,687 INFO L272 TraceCheckUtils]: 49: Hoare triple {21861#(= ~c_last_read~0 ~p_last_write~0)} call immediate_notify_threads(); {21861#(= ~c_last_read~0 ~p_last_write~0)} is VALID [2022-02-20 19:54:59,687 INFO L290 TraceCheckUtils]: 50: Hoare triple {21861#(= ~c_last_read~0 ~p_last_write~0)} havoc ~tmp~0#1;havoc ~tmp___0~0#1;assume { :begin_inline_is_do_write_p_triggered } true;havoc is_do_write_p_triggered_#res#1;havoc is_do_write_p_triggered_~__retres1~0#1;havoc is_do_write_p_triggered_~__retres1~0#1; {21861#(= ~c_last_read~0 ~p_last_write~0)} is VALID [2022-02-20 19:54:59,688 INFO L290 TraceCheckUtils]: 51: Hoare triple {21861#(= ~c_last_read~0 ~p_last_write~0)} assume 1 == ~p_dw_pc~0; {21861#(= ~c_last_read~0 ~p_last_write~0)} is VALID [2022-02-20 19:54:59,688 INFO L290 TraceCheckUtils]: 52: Hoare triple {21861#(= ~c_last_read~0 ~p_last_write~0)} assume 1 == ~q_read_ev~0;is_do_write_p_triggered_~__retres1~0#1 := 1; {21861#(= ~c_last_read~0 ~p_last_write~0)} is VALID [2022-02-20 19:54:59,688 INFO L290 TraceCheckUtils]: 53: Hoare triple {21861#(= ~c_last_read~0 ~p_last_write~0)} is_do_write_p_triggered_#res#1 := is_do_write_p_triggered_~__retres1~0#1; {21861#(= ~c_last_read~0 ~p_last_write~0)} is VALID [2022-02-20 19:54:59,688 INFO L290 TraceCheckUtils]: 54: Hoare triple {21861#(= ~c_last_read~0 ~p_last_write~0)} #t~ret5#1 := is_do_write_p_triggered_#res#1;assume { :end_inline_is_do_write_p_triggered } true;assume -2147483648 <= #t~ret5#1 && #t~ret5#1 <= 2147483647;~tmp~0#1 := #t~ret5#1;havoc #t~ret5#1; {21861#(= ~c_last_read~0 ~p_last_write~0)} is VALID [2022-02-20 19:54:59,689 INFO L290 TraceCheckUtils]: 55: Hoare triple {21861#(= ~c_last_read~0 ~p_last_write~0)} assume 0 != ~tmp~0#1;~p_dw_st~0 := 0; {21861#(= ~c_last_read~0 ~p_last_write~0)} is VALID [2022-02-20 19:54:59,689 INFO L290 TraceCheckUtils]: 56: Hoare triple {21861#(= ~c_last_read~0 ~p_last_write~0)} assume { :begin_inline_is_do_read_c_triggered } true;havoc is_do_read_c_triggered_#res#1;havoc is_do_read_c_triggered_~__retres1~1#1;havoc is_do_read_c_triggered_~__retres1~1#1; {21861#(= ~c_last_read~0 ~p_last_write~0)} is VALID [2022-02-20 19:54:59,689 INFO L290 TraceCheckUtils]: 57: Hoare triple {21861#(= ~c_last_read~0 ~p_last_write~0)} assume !(1 == ~c_dr_pc~0); {21861#(= ~c_last_read~0 ~p_last_write~0)} is VALID [2022-02-20 19:54:59,690 INFO L290 TraceCheckUtils]: 58: Hoare triple {21861#(= ~c_last_read~0 ~p_last_write~0)} is_do_read_c_triggered_~__retres1~1#1 := 0; {21861#(= ~c_last_read~0 ~p_last_write~0)} is VALID [2022-02-20 19:54:59,690 INFO L290 TraceCheckUtils]: 59: Hoare triple {21861#(= ~c_last_read~0 ~p_last_write~0)} is_do_read_c_triggered_#res#1 := is_do_read_c_triggered_~__retres1~1#1; {21861#(= ~c_last_read~0 ~p_last_write~0)} is VALID [2022-02-20 19:54:59,690 INFO L290 TraceCheckUtils]: 60: Hoare triple {21861#(= ~c_last_read~0 ~p_last_write~0)} #t~ret6#1 := is_do_read_c_triggered_#res#1;assume { :end_inline_is_do_read_c_triggered } true;assume -2147483648 <= #t~ret6#1 && #t~ret6#1 <= 2147483647;~tmp___0~0#1 := #t~ret6#1;havoc #t~ret6#1; {21861#(= ~c_last_read~0 ~p_last_write~0)} is VALID [2022-02-20 19:54:59,690 INFO L290 TraceCheckUtils]: 61: Hoare triple {21861#(= ~c_last_read~0 ~p_last_write~0)} assume 0 != ~tmp___0~0#1;~c_dr_st~0 := 0; {21861#(= ~c_last_read~0 ~p_last_write~0)} is VALID [2022-02-20 19:54:59,691 INFO L290 TraceCheckUtils]: 62: Hoare triple {21861#(= ~c_last_read~0 ~p_last_write~0)} assume true; {21861#(= ~c_last_read~0 ~p_last_write~0)} is VALID [2022-02-20 19:54:59,691 INFO L284 TraceCheckUtils]: 63: Hoare quadruple {21861#(= ~c_last_read~0 ~p_last_write~0)} {21861#(= ~c_last_read~0 ~p_last_write~0)} #959#return; {21861#(= ~c_last_read~0 ~p_last_write~0)} is VALID [2022-02-20 19:54:59,691 INFO L290 TraceCheckUtils]: 64: Hoare triple {21861#(= ~c_last_read~0 ~p_last_write~0)} ~q_read_ev~0 := 2; {21861#(= ~c_last_read~0 ~p_last_write~0)} is VALID [2022-02-20 19:54:59,691 INFO L290 TraceCheckUtils]: 65: Hoare triple {21861#(= ~c_last_read~0 ~p_last_write~0)} assume !(~p_last_write~0 == ~c_last_read~0); {21675#false} is VALID [2022-02-20 19:54:59,692 INFO L272 TraceCheckUtils]: 66: Hoare triple {21675#false} call error1(); {21675#false} is VALID [2022-02-20 19:54:59,692 INFO L290 TraceCheckUtils]: 67: Hoare triple {21675#false} assume !false; {21675#false} is VALID [2022-02-20 19:54:59,692 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 2 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-20 19:54:59,692 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-02-20 19:54:59,809 INFO L290 TraceCheckUtils]: 67: Hoare triple {21675#false} assume !false; {21675#false} is VALID [2022-02-20 19:54:59,809 INFO L272 TraceCheckUtils]: 66: Hoare triple {21675#false} call error1(); {21675#false} is VALID [2022-02-20 19:54:59,810 INFO L290 TraceCheckUtils]: 65: Hoare triple {21861#(= ~c_last_read~0 ~p_last_write~0)} assume !(~p_last_write~0 == ~c_last_read~0); {21675#false} is VALID [2022-02-20 19:54:59,810 INFO L290 TraceCheckUtils]: 64: Hoare triple {21861#(= ~c_last_read~0 ~p_last_write~0)} ~q_read_ev~0 := 2; {21861#(= ~c_last_read~0 ~p_last_write~0)} is VALID [2022-02-20 19:54:59,810 INFO L284 TraceCheckUtils]: 63: Hoare quadruple {21674#true} {21861#(= ~c_last_read~0 ~p_last_write~0)} #959#return; {21861#(= ~c_last_read~0 ~p_last_write~0)} is VALID [2022-02-20 19:54:59,810 INFO L290 TraceCheckUtils]: 62: Hoare triple {21674#true} assume true; {21674#true} is VALID [2022-02-20 19:54:59,811 INFO L290 TraceCheckUtils]: 61: Hoare triple {21674#true} assume 0 != ~tmp___0~0#1;~c_dr_st~0 := 0; {21674#true} is VALID [2022-02-20 19:54:59,811 INFO L290 TraceCheckUtils]: 60: Hoare triple {21674#true} #t~ret6#1 := is_do_read_c_triggered_#res#1;assume { :end_inline_is_do_read_c_triggered } true;assume -2147483648 <= #t~ret6#1 && #t~ret6#1 <= 2147483647;~tmp___0~0#1 := #t~ret6#1;havoc #t~ret6#1; {21674#true} is VALID [2022-02-20 19:54:59,811 INFO L290 TraceCheckUtils]: 59: Hoare triple {21674#true} is_do_read_c_triggered_#res#1 := is_do_read_c_triggered_~__retres1~1#1; {21674#true} is VALID [2022-02-20 19:54:59,811 INFO L290 TraceCheckUtils]: 58: Hoare triple {21674#true} is_do_read_c_triggered_~__retres1~1#1 := 0; {21674#true} is VALID [2022-02-20 19:54:59,811 INFO L290 TraceCheckUtils]: 57: Hoare triple {21674#true} assume !(1 == ~c_dr_pc~0); {21674#true} is VALID [2022-02-20 19:54:59,811 INFO L290 TraceCheckUtils]: 56: Hoare triple {21674#true} assume { :begin_inline_is_do_read_c_triggered } true;havoc is_do_read_c_triggered_#res#1;havoc is_do_read_c_triggered_~__retres1~1#1;havoc is_do_read_c_triggered_~__retres1~1#1; {21674#true} is VALID [2022-02-20 19:54:59,811 INFO L290 TraceCheckUtils]: 55: Hoare triple {21674#true} assume 0 != ~tmp~0#1;~p_dw_st~0 := 0; {21674#true} is VALID [2022-02-20 19:54:59,811 INFO L290 TraceCheckUtils]: 54: Hoare triple {21674#true} #t~ret5#1 := is_do_write_p_triggered_#res#1;assume { :end_inline_is_do_write_p_triggered } true;assume -2147483648 <= #t~ret5#1 && #t~ret5#1 <= 2147483647;~tmp~0#1 := #t~ret5#1;havoc #t~ret5#1; {21674#true} is VALID [2022-02-20 19:54:59,811 INFO L290 TraceCheckUtils]: 53: Hoare triple {21674#true} is_do_write_p_triggered_#res#1 := is_do_write_p_triggered_~__retres1~0#1; {21674#true} is VALID [2022-02-20 19:54:59,811 INFO L290 TraceCheckUtils]: 52: Hoare triple {21674#true} assume 1 == ~q_read_ev~0;is_do_write_p_triggered_~__retres1~0#1 := 1; {21674#true} is VALID [2022-02-20 19:54:59,812 INFO L290 TraceCheckUtils]: 51: Hoare triple {21674#true} assume 1 == ~p_dw_pc~0; {21674#true} is VALID [2022-02-20 19:54:59,812 INFO L290 TraceCheckUtils]: 50: Hoare triple {21674#true} havoc ~tmp~0#1;havoc ~tmp___0~0#1;assume { :begin_inline_is_do_write_p_triggered } true;havoc is_do_write_p_triggered_#res#1;havoc is_do_write_p_triggered_~__retres1~0#1;havoc is_do_write_p_triggered_~__retres1~0#1; {21674#true} is VALID [2022-02-20 19:54:59,812 INFO L272 TraceCheckUtils]: 49: Hoare triple {21861#(= ~c_last_read~0 ~p_last_write~0)} call immediate_notify_threads(); {21674#true} is VALID [2022-02-20 19:54:59,812 INFO L290 TraceCheckUtils]: 48: Hoare triple {21785#(= ~p_last_write~0 ~q_buf_0~0)} do_read_c_~a~0#1 := ~q_buf_0~0;~c_last_read~0 := do_read_c_~a~0#1;~c_num_read~0 := 1 + ~c_num_read~0;~q_free~0 := 1;~q_read_ev~0 := 1; {21861#(= ~c_last_read~0 ~p_last_write~0)} is VALID [2022-02-20 19:54:59,813 INFO L290 TraceCheckUtils]: 47: Hoare triple {21785#(= ~p_last_write~0 ~q_buf_0~0)} assume !(1 == ~q_free~0); {21785#(= ~p_last_write~0 ~q_buf_0~0)} is VALID [2022-02-20 19:54:59,813 INFO L290 TraceCheckUtils]: 46: Hoare triple {21785#(= ~p_last_write~0 ~q_buf_0~0)} assume !false; {21785#(= ~p_last_write~0 ~q_buf_0~0)} is VALID [2022-02-20 19:54:59,813 INFO L290 TraceCheckUtils]: 45: Hoare triple {21785#(= ~p_last_write~0 ~q_buf_0~0)} assume 0 == ~c_dr_pc~0; {21785#(= ~p_last_write~0 ~q_buf_0~0)} is VALID [2022-02-20 19:54:59,813 INFO L290 TraceCheckUtils]: 44: Hoare triple {21785#(= ~p_last_write~0 ~q_buf_0~0)} assume 0 != eval1_~tmp___0~1#1;~c_dr_st~0 := 1;assume { :begin_inline_do_read_c } true;havoc do_read_c_~a~0#1;havoc do_read_c_~a~0#1; {21785#(= ~p_last_write~0 ~q_buf_0~0)} is VALID [2022-02-20 19:54:59,814 INFO L290 TraceCheckUtils]: 43: Hoare triple {21785#(= ~p_last_write~0 ~q_buf_0~0)} assume 0 == ~c_dr_st~0;assume -2147483648 <= eval1_#t~nondet10#1 && eval1_#t~nondet10#1 <= 2147483647;eval1_~tmp___0~1#1 := eval1_#t~nondet10#1;havoc eval1_#t~nondet10#1; {21785#(= ~p_last_write~0 ~q_buf_0~0)} is VALID [2022-02-20 19:54:59,814 INFO L290 TraceCheckUtils]: 42: Hoare triple {21785#(= ~p_last_write~0 ~q_buf_0~0)} assume { :end_inline_do_write_p } true; {21785#(= ~p_last_write~0 ~q_buf_0~0)} is VALID [2022-02-20 19:54:59,814 INFO L290 TraceCheckUtils]: 41: Hoare triple {21785#(= ~p_last_write~0 ~q_buf_0~0)} assume 0 == ~q_free~0;~p_dw_st~0 := 2;~p_dw_pc~0 := 1; {21785#(= ~p_last_write~0 ~q_buf_0~0)} is VALID [2022-02-20 19:54:59,815 INFO L290 TraceCheckUtils]: 40: Hoare triple {21785#(= ~p_last_write~0 ~q_buf_0~0)} assume !false; {21785#(= ~p_last_write~0 ~q_buf_0~0)} is VALID [2022-02-20 19:54:59,815 INFO L290 TraceCheckUtils]: 39: Hoare triple {21785#(= ~p_last_write~0 ~q_buf_0~0)} ~q_write_ev~0 := 2; {21785#(= ~p_last_write~0 ~q_buf_0~0)} is VALID [2022-02-20 19:54:59,815 INFO L284 TraceCheckUtils]: 38: Hoare quadruple {21674#true} {21785#(= ~p_last_write~0 ~q_buf_0~0)} #957#return; {21785#(= ~p_last_write~0 ~q_buf_0~0)} is VALID [2022-02-20 19:54:59,815 INFO L290 TraceCheckUtils]: 37: Hoare triple {21674#true} assume true; {21674#true} is VALID [2022-02-20 19:54:59,815 INFO L290 TraceCheckUtils]: 36: Hoare triple {21674#true} assume 0 != ~tmp___0~0#1;~c_dr_st~0 := 0; {21674#true} is VALID [2022-02-20 19:54:59,816 INFO L290 TraceCheckUtils]: 35: Hoare triple {21674#true} #t~ret6#1 := is_do_read_c_triggered_#res#1;assume { :end_inline_is_do_read_c_triggered } true;assume -2147483648 <= #t~ret6#1 && #t~ret6#1 <= 2147483647;~tmp___0~0#1 := #t~ret6#1;havoc #t~ret6#1; {21674#true} is VALID [2022-02-20 19:54:59,816 INFO L290 TraceCheckUtils]: 34: Hoare triple {21674#true} is_do_read_c_triggered_#res#1 := is_do_read_c_triggered_~__retres1~1#1; {21674#true} is VALID [2022-02-20 19:54:59,816 INFO L290 TraceCheckUtils]: 33: Hoare triple {21674#true} is_do_read_c_triggered_~__retres1~1#1 := 0; {21674#true} is VALID [2022-02-20 19:54:59,816 INFO L290 TraceCheckUtils]: 32: Hoare triple {21674#true} assume !(1 == ~c_dr_pc~0); {21674#true} is VALID [2022-02-20 19:54:59,816 INFO L290 TraceCheckUtils]: 31: Hoare triple {21674#true} assume { :begin_inline_is_do_read_c_triggered } true;havoc is_do_read_c_triggered_#res#1;havoc is_do_read_c_triggered_~__retres1~1#1;havoc is_do_read_c_triggered_~__retres1~1#1; {21674#true} is VALID [2022-02-20 19:54:59,816 INFO L290 TraceCheckUtils]: 30: Hoare triple {21674#true} assume 0 != ~tmp~0#1;~p_dw_st~0 := 0; {21674#true} is VALID [2022-02-20 19:54:59,816 INFO L290 TraceCheckUtils]: 29: Hoare triple {21674#true} #t~ret5#1 := is_do_write_p_triggered_#res#1;assume { :end_inline_is_do_write_p_triggered } true;assume -2147483648 <= #t~ret5#1 && #t~ret5#1 <= 2147483647;~tmp~0#1 := #t~ret5#1;havoc #t~ret5#1; {21674#true} is VALID [2022-02-20 19:54:59,816 INFO L290 TraceCheckUtils]: 28: Hoare triple {21674#true} is_do_write_p_triggered_#res#1 := is_do_write_p_triggered_~__retres1~0#1; {21674#true} is VALID [2022-02-20 19:54:59,816 INFO L290 TraceCheckUtils]: 27: Hoare triple {21674#true} is_do_write_p_triggered_~__retres1~0#1 := 0; {21674#true} is VALID [2022-02-20 19:54:59,817 INFO L290 TraceCheckUtils]: 26: Hoare triple {21674#true} assume !(1 == ~p_dw_pc~0); {21674#true} is VALID [2022-02-20 19:54:59,817 INFO L290 TraceCheckUtils]: 25: Hoare triple {21674#true} havoc ~tmp~0#1;havoc ~tmp___0~0#1;assume { :begin_inline_is_do_write_p_triggered } true;havoc is_do_write_p_triggered_#res#1;havoc is_do_write_p_triggered_~__retres1~0#1;havoc is_do_write_p_triggered_~__retres1~0#1; {21674#true} is VALID [2022-02-20 19:54:59,817 INFO L272 TraceCheckUtils]: 24: Hoare triple {21785#(= ~p_last_write~0 ~q_buf_0~0)} call immediate_notify_threads(); {21674#true} is VALID [2022-02-20 19:54:59,817 INFO L290 TraceCheckUtils]: 23: Hoare triple {21674#true} assume -2147483648 <= do_write_p_#t~nondet7#1 && do_write_p_#t~nondet7#1 <= 2147483647;~q_buf_0~0 := do_write_p_#t~nondet7#1;havoc do_write_p_#t~nondet7#1;~p_last_write~0 := ~q_buf_0~0;~p_num_write~0 := 1 + ~p_num_write~0;~q_free~0 := 0;~q_write_ev~0 := 1; {21785#(= ~p_last_write~0 ~q_buf_0~0)} is VALID [2022-02-20 19:54:59,817 INFO L290 TraceCheckUtils]: 22: Hoare triple {21674#true} assume !(0 == ~q_free~0); {21674#true} is VALID [2022-02-20 19:54:59,817 INFO L290 TraceCheckUtils]: 21: Hoare triple {21674#true} assume !false; {21674#true} is VALID [2022-02-20 19:54:59,818 INFO L290 TraceCheckUtils]: 20: Hoare triple {21674#true} assume 0 == ~p_dw_pc~0; {21674#true} is VALID [2022-02-20 19:54:59,818 INFO L290 TraceCheckUtils]: 19: Hoare triple {21674#true} assume 0 != eval1_~tmp~1#1;~p_dw_st~0 := 1;assume { :begin_inline_do_write_p } true;havoc do_write_p_#t~nondet7#1; {21674#true} is VALID [2022-02-20 19:54:59,818 INFO L290 TraceCheckUtils]: 18: Hoare triple {21674#true} assume 0 == ~p_dw_st~0;assume -2147483648 <= eval1_#t~nondet9#1 && eval1_#t~nondet9#1 <= 2147483647;eval1_~tmp~1#1 := eval1_#t~nondet9#1;havoc eval1_#t~nondet9#1; {21674#true} is VALID [2022-02-20 19:54:59,818 INFO L290 TraceCheckUtils]: 17: Hoare triple {21674#true} assume 0 != eval1_~tmp___1~0#1; {21674#true} is VALID [2022-02-20 19:54:59,818 INFO L290 TraceCheckUtils]: 16: Hoare triple {21674#true} assume -2147483648 <= eval1_#t~ret8#1 && eval1_#t~ret8#1 <= 2147483647;eval1_~tmp___1~0#1 := eval1_#t~ret8#1;havoc eval1_#t~ret8#1; {21674#true} is VALID [2022-02-20 19:54:59,818 INFO L284 TraceCheckUtils]: 15: Hoare quadruple {21674#true} {21674#true} #955#return; {21674#true} is VALID [2022-02-20 19:54:59,818 INFO L290 TraceCheckUtils]: 14: Hoare triple {21674#true} assume true; {21674#true} is VALID [2022-02-20 19:54:59,818 INFO L290 TraceCheckUtils]: 13: Hoare triple {21674#true} #res := ~__retres1~2; {21674#true} is VALID [2022-02-20 19:54:59,818 INFO L290 TraceCheckUtils]: 12: Hoare triple {21674#true} assume 0 == ~p_dw_st~0;~__retres1~2 := 1; {21674#true} is VALID [2022-02-20 19:54:59,819 INFO L290 TraceCheckUtils]: 11: Hoare triple {21674#true} havoc ~__retres1~2; {21674#true} is VALID [2022-02-20 19:54:59,819 INFO L272 TraceCheckUtils]: 10: Hoare triple {21674#true} call eval1_#t~ret8#1 := exists_runnable_thread1(); {21674#true} is VALID [2022-02-20 19:54:59,819 INFO L290 TraceCheckUtils]: 9: Hoare triple {21674#true} assume !false; {21674#true} is VALID [2022-02-20 19:54:59,819 INFO L290 TraceCheckUtils]: 8: Hoare triple {21674#true} start_simulation1_~kernel_st~0#1 := 1;assume { :begin_inline_eval1 } true;havoc eval1_#t~ret8#1, eval1_#t~nondet9#1, eval1_#t~nondet10#1, eval1_~tmp~1#1, eval1_~tmp___0~1#1, eval1_~tmp___1~0#1;havoc eval1_~tmp~1#1;havoc eval1_~tmp___0~1#1;havoc eval1_~tmp___1~0#1; {21674#true} is VALID [2022-02-20 19:54:59,819 INFO L290 TraceCheckUtils]: 7: Hoare triple {21674#true} assume !false; {21674#true} is VALID [2022-02-20 19:54:59,819 INFO L290 TraceCheckUtils]: 6: Hoare triple {21674#true} assume { :end_inline_init_threads1 } true; {21674#true} is VALID [2022-02-20 19:54:59,819 INFO L290 TraceCheckUtils]: 5: Hoare triple {21674#true} assume 1 == ~c_dr_i~0;~c_dr_st~0 := 0; {21674#true} is VALID [2022-02-20 19:54:59,819 INFO L290 TraceCheckUtils]: 4: Hoare triple {21674#true} assume 1 == ~p_dw_i~0;~p_dw_st~0 := 0; {21674#true} is VALID [2022-02-20 19:54:59,819 INFO L290 TraceCheckUtils]: 3: Hoare triple {21674#true} assume { :end_inline_init_model1 } true;assume { :begin_inline_start_simulation1 } true;havoc start_simulation1_#t~ret12#1, start_simulation1_~kernel_st~0#1, start_simulation1_~tmp~3#1;havoc start_simulation1_~kernel_st~0#1;havoc start_simulation1_~tmp~3#1;start_simulation1_~kernel_st~0#1 := 0;assume { :begin_inline_init_threads1 } true; {21674#true} is VALID [2022-02-20 19:54:59,820 INFO L290 TraceCheckUtils]: 2: Hoare triple {21674#true} assume 0 != main_#t~nondet33#1;havoc main_#t~nondet33#1;assume { :begin_inline_main1 } true;havoc main1_#res#1;havoc main1_~__retres1~3#1;havoc main1_~__retres1~3#1;assume { :begin_inline_init_model1 } true;~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; {21674#true} is VALID [2022-02-20 19:54:59,820 INFO L290 TraceCheckUtils]: 1: Hoare triple {21674#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet33#1, main_#t~ret34#1, main_#t~ret35#1;assume -2147483648 <= main_#t~nondet33#1 && main_#t~nondet33#1 <= 2147483647; {21674#true} is VALID [2022-02-20 19:54:59,820 INFO L290 TraceCheckUtils]: 0: Hoare triple {21674#true} assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(19, 2);call #Ultimate.allocInit(12, 3);~q_buf_0~0 := 0;~q_free~0 := 0;~q_read_ev~0 := 0;~q_write_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;~m_pc~0 := 0;~t1_pc~0 := 0;~t2_pc~0 := 0;~t3_pc~0 := 0;~t4_pc~0 := 0;~m_st~0 := 0;~t1_st~0 := 0;~t2_st~0 := 0;~t3_st~0 := 0;~t4_st~0 := 0;~m_i~0 := 0;~t1_i~0 := 0;~t2_i~0 := 0;~t3_i~0 := 0;~t4_i~0 := 0;~M_E~0 := 2;~T1_E~0 := 2;~T2_E~0 := 2;~T3_E~0 := 2;~T4_E~0 := 2;~E_M~0 := 2;~E_1~0 := 2;~E_2~0 := 2;~E_3~0 := 2;~E_4~0 := 2;~token~0 := 0;~local~0 := 0; {21674#true} is VALID [2022-02-20 19:54:59,820 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2022-02-20 19:54:59,820 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [703319676] provided 1 perfect and 1 imperfect interpolant sequences [2022-02-20 19:54:59,820 INFO L191 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2022-02-20 19:54:59,820 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [6, 4] total 8 [2022-02-20 19:54:59,821 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1598689694] [2022-02-20 19:54:59,821 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 19:54:59,822 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.5) internal successors, (50), 4 states have internal predecessors, (50), 4 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Word has length 68 [2022-02-20 19:54:59,822 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 19:54:59,822 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 4 states, 4 states have (on average 12.5) internal successors, (50), 4 states have internal predecessors, (50), 4 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-02-20 19:54:59,849 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 57 edges. 57 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 19:54:59,849 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-02-20 19:54:59,849 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 19:54:59,850 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-02-20 19:54:59,850 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2022-02-20 19:54:59,850 INFO L87 Difference]: Start difference. First operand 835 states and 1107 transitions. Second operand has 4 states, 4 states have (on average 12.5) internal successors, (50), 4 states have internal predecessors, (50), 4 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-02-20 19:55:00,269 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 19:55:00,269 INFO L93 Difference]: Finished difference Result 887 states and 1169 transitions. [2022-02-20 19:55:00,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-02-20 19:55:00,269 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.5) internal successors, (50), 4 states have internal predecessors, (50), 4 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Word has length 68 [2022-02-20 19:55:00,270 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-20 19:55:00,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 12.5) internal successors, (50), 4 states have internal predecessors, (50), 4 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-02-20 19:55:00,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 433 transitions. [2022-02-20 19:55:00,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 12.5) internal successors, (50), 4 states have internal predecessors, (50), 4 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-02-20 19:55:00,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 433 transitions. [2022-02-20 19:55:00,275 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 4 states and 433 transitions. [2022-02-20 19:55:00,545 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 433 edges. 433 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 19:55:00,578 INFO L225 Difference]: With dead ends: 887 [2022-02-20 19:55:00,578 INFO L226 Difference]: Without dead ends: 884 [2022-02-20 19:55:00,579 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 148 GetRequests, 141 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2022-02-20 19:55:00,580 INFO L933 BasicCegarLoop]: 394 mSDtfsCounter, 651 mSDsluCounter, 65 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 91 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 651 SdHoareTripleChecker+Valid, 459 SdHoareTripleChecker+Invalid, 100 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 91 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-02-20 19:55:00,580 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [651 Valid, 459 Invalid, 100 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [91 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-02-20 19:55:00,581 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 884 states. [2022-02-20 19:55:00,602 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 884 to 834. [2022-02-20 19:55:00,602 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-20 19:55:00,615 INFO L82 GeneralOperation]: Start isEquivalent. First operand 884 states. Second operand has 834 states, 733 states have (on average 1.3083219645293316) internal successors, (959), 744 states have internal predecessors, (959), 61 states have call successors, (61), 34 states have call predecessors, (61), 38 states have return successors, (84), 56 states have call predecessors, (84), 58 states have call successors, (84) [2022-02-20 19:55:00,618 INFO L74 IsIncluded]: Start isIncluded. First operand 884 states. Second operand has 834 states, 733 states have (on average 1.3083219645293316) internal successors, (959), 744 states have internal predecessors, (959), 61 states have call successors, (61), 34 states have call predecessors, (61), 38 states have return successors, (84), 56 states have call predecessors, (84), 58 states have call successors, (84) [2022-02-20 19:55:00,620 INFO L87 Difference]: Start difference. First operand 884 states. Second operand has 834 states, 733 states have (on average 1.3083219645293316) internal successors, (959), 744 states have internal predecessors, (959), 61 states have call successors, (61), 34 states have call predecessors, (61), 38 states have return successors, (84), 56 states have call predecessors, (84), 58 states have call successors, (84) [2022-02-20 19:55:00,648 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 19:55:00,648 INFO L93 Difference]: Finished difference Result 884 states and 1165 transitions. [2022-02-20 19:55:00,648 INFO L276 IsEmpty]: Start isEmpty. Operand 884 states and 1165 transitions. [2022-02-20 19:55:00,651 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 19:55:00,651 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 19:55:00,653 INFO L74 IsIncluded]: Start isIncluded. First operand has 834 states, 733 states have (on average 1.3083219645293316) internal successors, (959), 744 states have internal predecessors, (959), 61 states have call successors, (61), 34 states have call predecessors, (61), 38 states have return successors, (84), 56 states have call predecessors, (84), 58 states have call successors, (84) Second operand 884 states. [2022-02-20 19:55:00,654 INFO L87 Difference]: Start difference. First operand has 834 states, 733 states have (on average 1.3083219645293316) internal successors, (959), 744 states have internal predecessors, (959), 61 states have call successors, (61), 34 states have call predecessors, (61), 38 states have return successors, (84), 56 states have call predecessors, (84), 58 states have call successors, (84) Second operand 884 states. [2022-02-20 19:55:00,680 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 19:55:00,680 INFO L93 Difference]: Finished difference Result 884 states and 1165 transitions. [2022-02-20 19:55:00,680 INFO L276 IsEmpty]: Start isEmpty. Operand 884 states and 1165 transitions. [2022-02-20 19:55:00,682 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 19:55:00,682 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 19:55:00,682 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-20 19:55:00,682 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-20 19:55:00,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 834 states, 733 states have (on average 1.3083219645293316) internal successors, (959), 744 states have internal predecessors, (959), 61 states have call successors, (61), 34 states have call predecessors, (61), 38 states have return successors, (84), 56 states have call predecessors, (84), 58 states have call successors, (84) [2022-02-20 19:55:00,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 834 states to 834 states and 1104 transitions. [2022-02-20 19:55:00,714 INFO L78 Accepts]: Start accepts. Automaton has 834 states and 1104 transitions. Word has length 68 [2022-02-20 19:55:00,715 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 19:55:00,715 INFO L470 AbstractCegarLoop]: Abstraction has 834 states and 1104 transitions. [2022-02-20 19:55:00,715 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.5) internal successors, (50), 4 states have internal predecessors, (50), 4 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-02-20 19:55:00,715 INFO L276 IsEmpty]: Start isEmpty. Operand 834 states and 1104 transitions. [2022-02-20 19:55:00,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2022-02-20 19:55:00,716 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 19:55:00,717 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-20 19:55:00,736 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-02-20 19:55:00,934 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable6 [2022-02-20 19:55:00,935 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting error1Err0ASSERT_VIOLATIONERROR_FUNCTION === [error1Err0ASSERT_VIOLATIONERROR_FUNCTION, error2Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-20 19:55:00,935 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 19:55:00,935 INFO L85 PathProgramCache]: Analyzing trace with hash -1961817817, now seen corresponding path program 1 times [2022-02-20 19:55:00,935 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 19:55:00,935 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [384112814] [2022-02-20 19:55:00,935 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 19:55:00,935 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 19:55:00,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 19:55:00,970 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-02-20 19:55:00,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 19:55:00,983 INFO L290 TraceCheckUtils]: 0: Hoare triple {26267#true} havoc ~__retres1~2; {26267#true} is VALID [2022-02-20 19:55:00,984 INFO L290 TraceCheckUtils]: 1: Hoare triple {26267#true} assume 0 == ~p_dw_st~0;~__retres1~2 := 1; {26267#true} is VALID [2022-02-20 19:55:00,984 INFO L290 TraceCheckUtils]: 2: Hoare triple {26267#true} #res := ~__retres1~2; {26267#true} is VALID [2022-02-20 19:55:00,984 INFO L290 TraceCheckUtils]: 3: Hoare triple {26267#true} assume true; {26267#true} is VALID [2022-02-20 19:55:00,984 INFO L284 TraceCheckUtils]: 4: Hoare quadruple {26267#true} {26267#true} #955#return; {26267#true} is VALID [2022-02-20 19:55:00,989 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2022-02-20 19:55:00,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 19:55:01,036 INFO L290 TraceCheckUtils]: 0: Hoare triple {26302#(and (= |old(~p_dw_st~0)| ~p_dw_st~0) (= ~c_dr_st~0 |old(~c_dr_st~0)|))} havoc ~tmp~0#1;havoc ~tmp___0~0#1;assume { :begin_inline_is_do_write_p_triggered } true;havoc is_do_write_p_triggered_#res#1;havoc is_do_write_p_triggered_~__retres1~0#1;havoc is_do_write_p_triggered_~__retres1~0#1; {26267#true} is VALID [2022-02-20 19:55:01,037 INFO L290 TraceCheckUtils]: 1: Hoare triple {26267#true} assume !(1 == ~p_dw_pc~0); {26267#true} is VALID [2022-02-20 19:55:01,037 INFO L290 TraceCheckUtils]: 2: Hoare triple {26267#true} is_do_write_p_triggered_~__retres1~0#1 := 0; {26303#(and (<= |immediate_notify_threads_is_do_write_p_triggered_~__retres1~0#1| 0) (<= 0 |immediate_notify_threads_is_do_write_p_triggered_~__retres1~0#1|))} is VALID [2022-02-20 19:55:01,037 INFO L290 TraceCheckUtils]: 3: Hoare triple {26303#(and (<= |immediate_notify_threads_is_do_write_p_triggered_~__retres1~0#1| 0) (<= 0 |immediate_notify_threads_is_do_write_p_triggered_~__retres1~0#1|))} is_do_write_p_triggered_#res#1 := is_do_write_p_triggered_~__retres1~0#1; {26304#(and (<= |immediate_notify_threads_is_do_write_p_triggered_#res#1| 0) (<= 0 |immediate_notify_threads_is_do_write_p_triggered_#res#1|))} is VALID [2022-02-20 19:55:01,038 INFO L290 TraceCheckUtils]: 4: Hoare triple {26304#(and (<= |immediate_notify_threads_is_do_write_p_triggered_#res#1| 0) (<= 0 |immediate_notify_threads_is_do_write_p_triggered_#res#1|))} #t~ret5#1 := is_do_write_p_triggered_#res#1;assume { :end_inline_is_do_write_p_triggered } true;assume -2147483648 <= #t~ret5#1 && #t~ret5#1 <= 2147483647;~tmp~0#1 := #t~ret5#1;havoc #t~ret5#1; {26305#(and (<= |immediate_notify_threads_~tmp~0#1| 0) (< 0 (+ |immediate_notify_threads_~tmp~0#1| 1)))} is VALID [2022-02-20 19:55:01,038 INFO L290 TraceCheckUtils]: 5: Hoare triple {26305#(and (<= |immediate_notify_threads_~tmp~0#1| 0) (< 0 (+ |immediate_notify_threads_~tmp~0#1| 1)))} assume 0 != ~tmp~0#1;~p_dw_st~0 := 0; {26268#false} is VALID [2022-02-20 19:55:01,038 INFO L290 TraceCheckUtils]: 6: Hoare triple {26268#false} assume { :begin_inline_is_do_read_c_triggered } true;havoc is_do_read_c_triggered_#res#1;havoc is_do_read_c_triggered_~__retres1~1#1;havoc is_do_read_c_triggered_~__retres1~1#1; {26268#false} is VALID [2022-02-20 19:55:01,038 INFO L290 TraceCheckUtils]: 7: Hoare triple {26268#false} assume !(1 == ~c_dr_pc~0); {26268#false} is VALID [2022-02-20 19:55:01,038 INFO L290 TraceCheckUtils]: 8: Hoare triple {26268#false} is_do_read_c_triggered_~__retres1~1#1 := 0; {26268#false} is VALID [2022-02-20 19:55:01,039 INFO L290 TraceCheckUtils]: 9: Hoare triple {26268#false} is_do_read_c_triggered_#res#1 := is_do_read_c_triggered_~__retres1~1#1; {26268#false} is VALID [2022-02-20 19:55:01,039 INFO L290 TraceCheckUtils]: 10: Hoare triple {26268#false} #t~ret6#1 := is_do_read_c_triggered_#res#1;assume { :end_inline_is_do_read_c_triggered } true;assume -2147483648 <= #t~ret6#1 && #t~ret6#1 <= 2147483647;~tmp___0~0#1 := #t~ret6#1;havoc #t~ret6#1; {26268#false} is VALID [2022-02-20 19:55:01,039 INFO L290 TraceCheckUtils]: 11: Hoare triple {26268#false} assume 0 != ~tmp___0~0#1;~c_dr_st~0 := 0; {26268#false} is VALID [2022-02-20 19:55:01,039 INFO L290 TraceCheckUtils]: 12: Hoare triple {26268#false} assume true; {26268#false} is VALID [2022-02-20 19:55:01,039 INFO L284 TraceCheckUtils]: 13: Hoare quadruple {26268#false} {26267#true} #957#return; {26268#false} is VALID [2022-02-20 19:55:01,039 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2022-02-20 19:55:01,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 19:55:01,045 INFO L290 TraceCheckUtils]: 0: Hoare triple {26302#(and (= |old(~p_dw_st~0)| ~p_dw_st~0) (= ~c_dr_st~0 |old(~c_dr_st~0)|))} havoc ~tmp~0#1;havoc ~tmp___0~0#1;assume { :begin_inline_is_do_write_p_triggered } true;havoc is_do_write_p_triggered_#res#1;havoc is_do_write_p_triggered_~__retres1~0#1;havoc is_do_write_p_triggered_~__retres1~0#1; {26267#true} is VALID [2022-02-20 19:55:01,045 INFO L290 TraceCheckUtils]: 1: Hoare triple {26267#true} assume 1 == ~p_dw_pc~0; {26267#true} is VALID [2022-02-20 19:55:01,045 INFO L290 TraceCheckUtils]: 2: Hoare triple {26267#true} assume 1 == ~q_read_ev~0;is_do_write_p_triggered_~__retres1~0#1 := 1; {26267#true} is VALID [2022-02-20 19:55:01,045 INFO L290 TraceCheckUtils]: 3: Hoare triple {26267#true} is_do_write_p_triggered_#res#1 := is_do_write_p_triggered_~__retres1~0#1; {26267#true} is VALID [2022-02-20 19:55:01,045 INFO L290 TraceCheckUtils]: 4: Hoare triple {26267#true} #t~ret5#1 := is_do_write_p_triggered_#res#1;assume { :end_inline_is_do_write_p_triggered } true;assume -2147483648 <= #t~ret5#1 && #t~ret5#1 <= 2147483647;~tmp~0#1 := #t~ret5#1;havoc #t~ret5#1; {26267#true} is VALID [2022-02-20 19:55:01,045 INFO L290 TraceCheckUtils]: 5: Hoare triple {26267#true} assume 0 != ~tmp~0#1;~p_dw_st~0 := 0; {26267#true} is VALID [2022-02-20 19:55:01,045 INFO L290 TraceCheckUtils]: 6: Hoare triple {26267#true} assume { :begin_inline_is_do_read_c_triggered } true;havoc is_do_read_c_triggered_#res#1;havoc is_do_read_c_triggered_~__retres1~1#1;havoc is_do_read_c_triggered_~__retres1~1#1; {26267#true} is VALID [2022-02-20 19:55:01,045 INFO L290 TraceCheckUtils]: 7: Hoare triple {26267#true} assume !(1 == ~c_dr_pc~0); {26267#true} is VALID [2022-02-20 19:55:01,046 INFO L290 TraceCheckUtils]: 8: Hoare triple {26267#true} is_do_read_c_triggered_~__retres1~1#1 := 0; {26267#true} is VALID [2022-02-20 19:55:01,046 INFO L290 TraceCheckUtils]: 9: Hoare triple {26267#true} is_do_read_c_triggered_#res#1 := is_do_read_c_triggered_~__retres1~1#1; {26267#true} is VALID [2022-02-20 19:55:01,046 INFO L290 TraceCheckUtils]: 10: Hoare triple {26267#true} #t~ret6#1 := is_do_read_c_triggered_#res#1;assume { :end_inline_is_do_read_c_triggered } true;assume -2147483648 <= #t~ret6#1 && #t~ret6#1 <= 2147483647;~tmp___0~0#1 := #t~ret6#1;havoc #t~ret6#1; {26267#true} is VALID [2022-02-20 19:55:01,046 INFO L290 TraceCheckUtils]: 11: Hoare triple {26267#true} assume 0 != ~tmp___0~0#1;~c_dr_st~0 := 0; {26267#true} is VALID [2022-02-20 19:55:01,046 INFO L290 TraceCheckUtils]: 12: Hoare triple {26267#true} assume true; {26267#true} is VALID [2022-02-20 19:55:01,046 INFO L284 TraceCheckUtils]: 13: Hoare quadruple {26267#true} {26268#false} #959#return; {26268#false} is VALID [2022-02-20 19:55:01,046 INFO L290 TraceCheckUtils]: 0: Hoare triple {26267#true} assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(19, 2);call #Ultimate.allocInit(12, 3);~q_buf_0~0 := 0;~q_free~0 := 0;~q_read_ev~0 := 0;~q_write_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;~m_pc~0 := 0;~t1_pc~0 := 0;~t2_pc~0 := 0;~t3_pc~0 := 0;~t4_pc~0 := 0;~m_st~0 := 0;~t1_st~0 := 0;~t2_st~0 := 0;~t3_st~0 := 0;~t4_st~0 := 0;~m_i~0 := 0;~t1_i~0 := 0;~t2_i~0 := 0;~t3_i~0 := 0;~t4_i~0 := 0;~M_E~0 := 2;~T1_E~0 := 2;~T2_E~0 := 2;~T3_E~0 := 2;~T4_E~0 := 2;~E_M~0 := 2;~E_1~0 := 2;~E_2~0 := 2;~E_3~0 := 2;~E_4~0 := 2;~token~0 := 0;~local~0 := 0; {26267#true} is VALID [2022-02-20 19:55:01,046 INFO L290 TraceCheckUtils]: 1: Hoare triple {26267#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet33#1, main_#t~ret34#1, main_#t~ret35#1;assume -2147483648 <= main_#t~nondet33#1 && main_#t~nondet33#1 <= 2147483647; {26267#true} is VALID [2022-02-20 19:55:01,047 INFO L290 TraceCheckUtils]: 2: Hoare triple {26267#true} assume 0 != main_#t~nondet33#1;havoc main_#t~nondet33#1;assume { :begin_inline_main1 } true;havoc main1_#res#1;havoc main1_~__retres1~3#1;havoc main1_~__retres1~3#1;assume { :begin_inline_init_model1 } true;~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; {26267#true} is VALID [2022-02-20 19:55:01,047 INFO L290 TraceCheckUtils]: 3: Hoare triple {26267#true} assume { :end_inline_init_model1 } true;assume { :begin_inline_start_simulation1 } true;havoc start_simulation1_#t~ret12#1, start_simulation1_~kernel_st~0#1, start_simulation1_~tmp~3#1;havoc start_simulation1_~kernel_st~0#1;havoc start_simulation1_~tmp~3#1;start_simulation1_~kernel_st~0#1 := 0;assume { :begin_inline_init_threads1 } true; {26267#true} is VALID [2022-02-20 19:55:01,047 INFO L290 TraceCheckUtils]: 4: Hoare triple {26267#true} assume 1 == ~p_dw_i~0;~p_dw_st~0 := 0; {26267#true} is VALID [2022-02-20 19:55:01,047 INFO L290 TraceCheckUtils]: 5: Hoare triple {26267#true} assume 1 == ~c_dr_i~0;~c_dr_st~0 := 0; {26267#true} is VALID [2022-02-20 19:55:01,047 INFO L290 TraceCheckUtils]: 6: Hoare triple {26267#true} assume { :end_inline_init_threads1 } true; {26267#true} is VALID [2022-02-20 19:55:01,047 INFO L290 TraceCheckUtils]: 7: Hoare triple {26267#true} assume !false; {26267#true} is VALID [2022-02-20 19:55:01,047 INFO L290 TraceCheckUtils]: 8: Hoare triple {26267#true} start_simulation1_~kernel_st~0#1 := 1;assume { :begin_inline_eval1 } true;havoc eval1_#t~ret8#1, eval1_#t~nondet9#1, eval1_#t~nondet10#1, eval1_~tmp~1#1, eval1_~tmp___0~1#1, eval1_~tmp___1~0#1;havoc eval1_~tmp~1#1;havoc eval1_~tmp___0~1#1;havoc eval1_~tmp___1~0#1; {26267#true} is VALID [2022-02-20 19:55:01,047 INFO L290 TraceCheckUtils]: 9: Hoare triple {26267#true} assume !false; {26267#true} is VALID [2022-02-20 19:55:01,047 INFO L272 TraceCheckUtils]: 10: Hoare triple {26267#true} call eval1_#t~ret8#1 := exists_runnable_thread1(); {26267#true} is VALID [2022-02-20 19:55:01,048 INFO L290 TraceCheckUtils]: 11: Hoare triple {26267#true} havoc ~__retres1~2; {26267#true} is VALID [2022-02-20 19:55:01,048 INFO L290 TraceCheckUtils]: 12: Hoare triple {26267#true} assume 0 == ~p_dw_st~0;~__retres1~2 := 1; {26267#true} is VALID [2022-02-20 19:55:01,048 INFO L290 TraceCheckUtils]: 13: Hoare triple {26267#true} #res := ~__retres1~2; {26267#true} is VALID [2022-02-20 19:55:01,048 INFO L290 TraceCheckUtils]: 14: Hoare triple {26267#true} assume true; {26267#true} is VALID [2022-02-20 19:55:01,048 INFO L284 TraceCheckUtils]: 15: Hoare quadruple {26267#true} {26267#true} #955#return; {26267#true} is VALID [2022-02-20 19:55:01,048 INFO L290 TraceCheckUtils]: 16: Hoare triple {26267#true} assume -2147483648 <= eval1_#t~ret8#1 && eval1_#t~ret8#1 <= 2147483647;eval1_~tmp___1~0#1 := eval1_#t~ret8#1;havoc eval1_#t~ret8#1; {26267#true} is VALID [2022-02-20 19:55:01,048 INFO L290 TraceCheckUtils]: 17: Hoare triple {26267#true} assume 0 != eval1_~tmp___1~0#1; {26267#true} is VALID [2022-02-20 19:55:01,048 INFO L290 TraceCheckUtils]: 18: Hoare triple {26267#true} assume 0 == ~p_dw_st~0;assume -2147483648 <= eval1_#t~nondet9#1 && eval1_#t~nondet9#1 <= 2147483647;eval1_~tmp~1#1 := eval1_#t~nondet9#1;havoc eval1_#t~nondet9#1; {26267#true} is VALID [2022-02-20 19:55:01,048 INFO L290 TraceCheckUtils]: 19: Hoare triple {26267#true} assume 0 != eval1_~tmp~1#1;~p_dw_st~0 := 1;assume { :begin_inline_do_write_p } true;havoc do_write_p_#t~nondet7#1; {26267#true} is VALID [2022-02-20 19:55:01,049 INFO L290 TraceCheckUtils]: 20: Hoare triple {26267#true} assume 0 == ~p_dw_pc~0; {26267#true} is VALID [2022-02-20 19:55:01,049 INFO L290 TraceCheckUtils]: 21: Hoare triple {26267#true} assume !false; {26267#true} is VALID [2022-02-20 19:55:01,049 INFO L290 TraceCheckUtils]: 22: Hoare triple {26267#true} assume !(0 == ~q_free~0); {26267#true} is VALID [2022-02-20 19:55:01,049 INFO L290 TraceCheckUtils]: 23: Hoare triple {26267#true} assume -2147483648 <= do_write_p_#t~nondet7#1 && do_write_p_#t~nondet7#1 <= 2147483647;~q_buf_0~0 := do_write_p_#t~nondet7#1;havoc do_write_p_#t~nondet7#1;~p_last_write~0 := ~q_buf_0~0;~p_num_write~0 := 1 + ~p_num_write~0;~q_free~0 := 0;~q_write_ev~0 := 1; {26267#true} is VALID [2022-02-20 19:55:01,049 INFO L272 TraceCheckUtils]: 24: Hoare triple {26267#true} call immediate_notify_threads(); {26302#(and (= |old(~p_dw_st~0)| ~p_dw_st~0) (= ~c_dr_st~0 |old(~c_dr_st~0)|))} is VALID [2022-02-20 19:55:01,049 INFO L290 TraceCheckUtils]: 25: Hoare triple {26302#(and (= |old(~p_dw_st~0)| ~p_dw_st~0) (= ~c_dr_st~0 |old(~c_dr_st~0)|))} havoc ~tmp~0#1;havoc ~tmp___0~0#1;assume { :begin_inline_is_do_write_p_triggered } true;havoc is_do_write_p_triggered_#res#1;havoc is_do_write_p_triggered_~__retres1~0#1;havoc is_do_write_p_triggered_~__retres1~0#1; {26267#true} is VALID [2022-02-20 19:55:01,049 INFO L290 TraceCheckUtils]: 26: Hoare triple {26267#true} assume !(1 == ~p_dw_pc~0); {26267#true} is VALID [2022-02-20 19:55:01,050 INFO L290 TraceCheckUtils]: 27: Hoare triple {26267#true} is_do_write_p_triggered_~__retres1~0#1 := 0; {26303#(and (<= |immediate_notify_threads_is_do_write_p_triggered_~__retres1~0#1| 0) (<= 0 |immediate_notify_threads_is_do_write_p_triggered_~__retres1~0#1|))} is VALID [2022-02-20 19:55:01,050 INFO L290 TraceCheckUtils]: 28: Hoare triple {26303#(and (<= |immediate_notify_threads_is_do_write_p_triggered_~__retres1~0#1| 0) (<= 0 |immediate_notify_threads_is_do_write_p_triggered_~__retres1~0#1|))} is_do_write_p_triggered_#res#1 := is_do_write_p_triggered_~__retres1~0#1; {26304#(and (<= |immediate_notify_threads_is_do_write_p_triggered_#res#1| 0) (<= 0 |immediate_notify_threads_is_do_write_p_triggered_#res#1|))} is VALID [2022-02-20 19:55:01,051 INFO L290 TraceCheckUtils]: 29: Hoare triple {26304#(and (<= |immediate_notify_threads_is_do_write_p_triggered_#res#1| 0) (<= 0 |immediate_notify_threads_is_do_write_p_triggered_#res#1|))} #t~ret5#1 := is_do_write_p_triggered_#res#1;assume { :end_inline_is_do_write_p_triggered } true;assume -2147483648 <= #t~ret5#1 && #t~ret5#1 <= 2147483647;~tmp~0#1 := #t~ret5#1;havoc #t~ret5#1; {26305#(and (<= |immediate_notify_threads_~tmp~0#1| 0) (< 0 (+ |immediate_notify_threads_~tmp~0#1| 1)))} is VALID [2022-02-20 19:55:01,051 INFO L290 TraceCheckUtils]: 30: Hoare triple {26305#(and (<= |immediate_notify_threads_~tmp~0#1| 0) (< 0 (+ |immediate_notify_threads_~tmp~0#1| 1)))} assume 0 != ~tmp~0#1;~p_dw_st~0 := 0; {26268#false} is VALID [2022-02-20 19:55:01,051 INFO L290 TraceCheckUtils]: 31: Hoare triple {26268#false} assume { :begin_inline_is_do_read_c_triggered } true;havoc is_do_read_c_triggered_#res#1;havoc is_do_read_c_triggered_~__retres1~1#1;havoc is_do_read_c_triggered_~__retres1~1#1; {26268#false} is VALID [2022-02-20 19:55:01,051 INFO L290 TraceCheckUtils]: 32: Hoare triple {26268#false} assume !(1 == ~c_dr_pc~0); {26268#false} is VALID [2022-02-20 19:55:01,051 INFO L290 TraceCheckUtils]: 33: Hoare triple {26268#false} is_do_read_c_triggered_~__retres1~1#1 := 0; {26268#false} is VALID [2022-02-20 19:55:01,051 INFO L290 TraceCheckUtils]: 34: Hoare triple {26268#false} is_do_read_c_triggered_#res#1 := is_do_read_c_triggered_~__retres1~1#1; {26268#false} is VALID [2022-02-20 19:55:01,052 INFO L290 TraceCheckUtils]: 35: Hoare triple {26268#false} #t~ret6#1 := is_do_read_c_triggered_#res#1;assume { :end_inline_is_do_read_c_triggered } true;assume -2147483648 <= #t~ret6#1 && #t~ret6#1 <= 2147483647;~tmp___0~0#1 := #t~ret6#1;havoc #t~ret6#1; {26268#false} is VALID [2022-02-20 19:55:01,052 INFO L290 TraceCheckUtils]: 36: Hoare triple {26268#false} assume 0 != ~tmp___0~0#1;~c_dr_st~0 := 0; {26268#false} is VALID [2022-02-20 19:55:01,052 INFO L290 TraceCheckUtils]: 37: Hoare triple {26268#false} assume true; {26268#false} is VALID [2022-02-20 19:55:01,052 INFO L284 TraceCheckUtils]: 38: Hoare quadruple {26268#false} {26267#true} #957#return; {26268#false} is VALID [2022-02-20 19:55:01,052 INFO L290 TraceCheckUtils]: 39: Hoare triple {26268#false} ~q_write_ev~0 := 2; {26268#false} is VALID [2022-02-20 19:55:01,052 INFO L290 TraceCheckUtils]: 40: Hoare triple {26268#false} assume !false; {26268#false} is VALID [2022-02-20 19:55:01,052 INFO L290 TraceCheckUtils]: 41: Hoare triple {26268#false} assume 0 == ~q_free~0;~p_dw_st~0 := 2;~p_dw_pc~0 := 1; {26268#false} is VALID [2022-02-20 19:55:01,052 INFO L290 TraceCheckUtils]: 42: Hoare triple {26268#false} assume { :end_inline_do_write_p } true; {26268#false} is VALID [2022-02-20 19:55:01,053 INFO L290 TraceCheckUtils]: 43: Hoare triple {26268#false} assume 0 == ~c_dr_st~0;assume -2147483648 <= eval1_#t~nondet10#1 && eval1_#t~nondet10#1 <= 2147483647;eval1_~tmp___0~1#1 := eval1_#t~nondet10#1;havoc eval1_#t~nondet10#1; {26268#false} is VALID [2022-02-20 19:55:01,053 INFO L290 TraceCheckUtils]: 44: Hoare triple {26268#false} assume 0 != eval1_~tmp___0~1#1;~c_dr_st~0 := 1;assume { :begin_inline_do_read_c } true;havoc do_read_c_~a~0#1;havoc do_read_c_~a~0#1; {26268#false} is VALID [2022-02-20 19:55:01,053 INFO L290 TraceCheckUtils]: 45: Hoare triple {26268#false} assume 0 == ~c_dr_pc~0; {26268#false} is VALID [2022-02-20 19:55:01,053 INFO L290 TraceCheckUtils]: 46: Hoare triple {26268#false} assume !false; {26268#false} is VALID [2022-02-20 19:55:01,053 INFO L290 TraceCheckUtils]: 47: Hoare triple {26268#false} assume !(1 == ~q_free~0); {26268#false} is VALID [2022-02-20 19:55:01,053 INFO L290 TraceCheckUtils]: 48: Hoare triple {26268#false} do_read_c_~a~0#1 := ~q_buf_0~0;~c_last_read~0 := do_read_c_~a~0#1;~c_num_read~0 := 1 + ~c_num_read~0;~q_free~0 := 1;~q_read_ev~0 := 1; {26268#false} is VALID [2022-02-20 19:55:01,053 INFO L272 TraceCheckUtils]: 49: Hoare triple {26268#false} call immediate_notify_threads(); {26302#(and (= |old(~p_dw_st~0)| ~p_dw_st~0) (= ~c_dr_st~0 |old(~c_dr_st~0)|))} is VALID [2022-02-20 19:55:01,053 INFO L290 TraceCheckUtils]: 50: Hoare triple {26302#(and (= |old(~p_dw_st~0)| ~p_dw_st~0) (= ~c_dr_st~0 |old(~c_dr_st~0)|))} havoc ~tmp~0#1;havoc ~tmp___0~0#1;assume { :begin_inline_is_do_write_p_triggered } true;havoc is_do_write_p_triggered_#res#1;havoc is_do_write_p_triggered_~__retres1~0#1;havoc is_do_write_p_triggered_~__retres1~0#1; {26267#true} is VALID [2022-02-20 19:55:01,053 INFO L290 TraceCheckUtils]: 51: Hoare triple {26267#true} assume 1 == ~p_dw_pc~0; {26267#true} is VALID [2022-02-20 19:55:01,054 INFO L290 TraceCheckUtils]: 52: Hoare triple {26267#true} assume 1 == ~q_read_ev~0;is_do_write_p_triggered_~__retres1~0#1 := 1; {26267#true} is VALID [2022-02-20 19:55:01,054 INFO L290 TraceCheckUtils]: 53: Hoare triple {26267#true} is_do_write_p_triggered_#res#1 := is_do_write_p_triggered_~__retres1~0#1; {26267#true} is VALID [2022-02-20 19:55:01,054 INFO L290 TraceCheckUtils]: 54: Hoare triple {26267#true} #t~ret5#1 := is_do_write_p_triggered_#res#1;assume { :end_inline_is_do_write_p_triggered } true;assume -2147483648 <= #t~ret5#1 && #t~ret5#1 <= 2147483647;~tmp~0#1 := #t~ret5#1;havoc #t~ret5#1; {26267#true} is VALID [2022-02-20 19:55:01,054 INFO L290 TraceCheckUtils]: 55: Hoare triple {26267#true} assume 0 != ~tmp~0#1;~p_dw_st~0 := 0; {26267#true} is VALID [2022-02-20 19:55:01,054 INFO L290 TraceCheckUtils]: 56: Hoare triple {26267#true} assume { :begin_inline_is_do_read_c_triggered } true;havoc is_do_read_c_triggered_#res#1;havoc is_do_read_c_triggered_~__retres1~1#1;havoc is_do_read_c_triggered_~__retres1~1#1; {26267#true} is VALID [2022-02-20 19:55:01,054 INFO L290 TraceCheckUtils]: 57: Hoare triple {26267#true} assume !(1 == ~c_dr_pc~0); {26267#true} is VALID [2022-02-20 19:55:01,054 INFO L290 TraceCheckUtils]: 58: Hoare triple {26267#true} is_do_read_c_triggered_~__retres1~1#1 := 0; {26267#true} is VALID [2022-02-20 19:55:01,054 INFO L290 TraceCheckUtils]: 59: Hoare triple {26267#true} is_do_read_c_triggered_#res#1 := is_do_read_c_triggered_~__retres1~1#1; {26267#true} is VALID [2022-02-20 19:55:01,054 INFO L290 TraceCheckUtils]: 60: Hoare triple {26267#true} #t~ret6#1 := is_do_read_c_triggered_#res#1;assume { :end_inline_is_do_read_c_triggered } true;assume -2147483648 <= #t~ret6#1 && #t~ret6#1 <= 2147483647;~tmp___0~0#1 := #t~ret6#1;havoc #t~ret6#1; {26267#true} is VALID [2022-02-20 19:55:01,054 INFO L290 TraceCheckUtils]: 61: Hoare triple {26267#true} assume 0 != ~tmp___0~0#1;~c_dr_st~0 := 0; {26267#true} is VALID [2022-02-20 19:55:01,055 INFO L290 TraceCheckUtils]: 62: Hoare triple {26267#true} assume true; {26267#true} is VALID [2022-02-20 19:55:01,055 INFO L284 TraceCheckUtils]: 63: Hoare quadruple {26267#true} {26268#false} #959#return; {26268#false} is VALID [2022-02-20 19:55:01,055 INFO L290 TraceCheckUtils]: 64: Hoare triple {26268#false} ~q_read_ev~0 := 2; {26268#false} is VALID [2022-02-20 19:55:01,055 INFO L290 TraceCheckUtils]: 65: Hoare triple {26268#false} assume ~p_last_write~0 == ~c_last_read~0; {26268#false} is VALID [2022-02-20 19:55:01,055 INFO L290 TraceCheckUtils]: 66: Hoare triple {26268#false} assume !(~p_num_write~0 == ~c_num_read~0); {26268#false} is VALID [2022-02-20 19:55:01,055 INFO L272 TraceCheckUtils]: 67: Hoare triple {26268#false} call error1(); {26268#false} is VALID [2022-02-20 19:55:01,055 INFO L290 TraceCheckUtils]: 68: Hoare triple {26268#false} assume !false; {26268#false} is VALID [2022-02-20 19:55:01,056 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 2 proven. 11 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-02-20 19:55:01,056 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 19:55:01,056 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [384112814] [2022-02-20 19:55:01,056 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [384112814] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-20 19:55:01,056 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1851896168] [2022-02-20 19:55:01,056 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 19:55:01,056 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-20 19:55:01,057 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-20 19:55:01,058 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-02-20 19:55:01,059 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-02-20 19:55:01,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 19:55:01,131 INFO L263 TraceCheckSpWp]: Trace formula consists of 307 conjuncts, 9 conjunts are in the unsatisfiable core [2022-02-20 19:55:01,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 19:55:01,146 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-20 19:55:01,504 INFO L290 TraceCheckUtils]: 0: Hoare triple {26267#true} assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(19, 2);call #Ultimate.allocInit(12, 3);~q_buf_0~0 := 0;~q_free~0 := 0;~q_read_ev~0 := 0;~q_write_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;~m_pc~0 := 0;~t1_pc~0 := 0;~t2_pc~0 := 0;~t3_pc~0 := 0;~t4_pc~0 := 0;~m_st~0 := 0;~t1_st~0 := 0;~t2_st~0 := 0;~t3_st~0 := 0;~t4_st~0 := 0;~m_i~0 := 0;~t1_i~0 := 0;~t2_i~0 := 0;~t3_i~0 := 0;~t4_i~0 := 0;~M_E~0 := 2;~T1_E~0 := 2;~T2_E~0 := 2;~T3_E~0 := 2;~T4_E~0 := 2;~E_M~0 := 2;~E_1~0 := 2;~E_2~0 := 2;~E_3~0 := 2;~E_4~0 := 2;~token~0 := 0;~local~0 := 0; {26267#true} is VALID [2022-02-20 19:55:01,505 INFO L290 TraceCheckUtils]: 1: Hoare triple {26267#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet33#1, main_#t~ret34#1, main_#t~ret35#1;assume -2147483648 <= main_#t~nondet33#1 && main_#t~nondet33#1 <= 2147483647; {26267#true} is VALID [2022-02-20 19:55:01,505 INFO L290 TraceCheckUtils]: 2: Hoare triple {26267#true} assume 0 != main_#t~nondet33#1;havoc main_#t~nondet33#1;assume { :begin_inline_main1 } true;havoc main1_#res#1;havoc main1_~__retres1~3#1;havoc main1_~__retres1~3#1;assume { :begin_inline_init_model1 } true;~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; {26315#(and (= ~p_num_write~0 0) (= ~c_num_read~0 0))} is VALID [2022-02-20 19:55:01,505 INFO L290 TraceCheckUtils]: 3: Hoare triple {26315#(and (= ~p_num_write~0 0) (= ~c_num_read~0 0))} assume { :end_inline_init_model1 } true;assume { :begin_inline_start_simulation1 } true;havoc start_simulation1_#t~ret12#1, start_simulation1_~kernel_st~0#1, start_simulation1_~tmp~3#1;havoc start_simulation1_~kernel_st~0#1;havoc start_simulation1_~tmp~3#1;start_simulation1_~kernel_st~0#1 := 0;assume { :begin_inline_init_threads1 } true; {26315#(and (= ~p_num_write~0 0) (= ~c_num_read~0 0))} is VALID [2022-02-20 19:55:01,506 INFO L290 TraceCheckUtils]: 4: Hoare triple {26315#(and (= ~p_num_write~0 0) (= ~c_num_read~0 0))} assume 1 == ~p_dw_i~0;~p_dw_st~0 := 0; {26315#(and (= ~p_num_write~0 0) (= ~c_num_read~0 0))} is VALID [2022-02-20 19:55:01,506 INFO L290 TraceCheckUtils]: 5: Hoare triple {26315#(and (= ~p_num_write~0 0) (= ~c_num_read~0 0))} assume 1 == ~c_dr_i~0;~c_dr_st~0 := 0; {26315#(and (= ~p_num_write~0 0) (= ~c_num_read~0 0))} is VALID [2022-02-20 19:55:01,506 INFO L290 TraceCheckUtils]: 6: Hoare triple {26315#(and (= ~p_num_write~0 0) (= ~c_num_read~0 0))} assume { :end_inline_init_threads1 } true; {26315#(and (= ~p_num_write~0 0) (= ~c_num_read~0 0))} is VALID [2022-02-20 19:55:01,506 INFO L290 TraceCheckUtils]: 7: Hoare triple {26315#(and (= ~p_num_write~0 0) (= ~c_num_read~0 0))} assume !false; {26315#(and (= ~p_num_write~0 0) (= ~c_num_read~0 0))} is VALID [2022-02-20 19:55:01,507 INFO L290 TraceCheckUtils]: 8: Hoare triple {26315#(and (= ~p_num_write~0 0) (= ~c_num_read~0 0))} start_simulation1_~kernel_st~0#1 := 1;assume { :begin_inline_eval1 } true;havoc eval1_#t~ret8#1, eval1_#t~nondet9#1, eval1_#t~nondet10#1, eval1_~tmp~1#1, eval1_~tmp___0~1#1, eval1_~tmp___1~0#1;havoc eval1_~tmp~1#1;havoc eval1_~tmp___0~1#1;havoc eval1_~tmp___1~0#1; {26315#(and (= ~p_num_write~0 0) (= ~c_num_read~0 0))} is VALID [2022-02-20 19:55:01,507 INFO L290 TraceCheckUtils]: 9: Hoare triple {26315#(and (= ~p_num_write~0 0) (= ~c_num_read~0 0))} assume !false; {26315#(and (= ~p_num_write~0 0) (= ~c_num_read~0 0))} is VALID [2022-02-20 19:55:01,507 INFO L272 TraceCheckUtils]: 10: Hoare triple {26315#(and (= ~p_num_write~0 0) (= ~c_num_read~0 0))} call eval1_#t~ret8#1 := exists_runnable_thread1(); {26315#(and (= ~p_num_write~0 0) (= ~c_num_read~0 0))} is VALID [2022-02-20 19:55:01,508 INFO L290 TraceCheckUtils]: 11: Hoare triple {26315#(and (= ~p_num_write~0 0) (= ~c_num_read~0 0))} havoc ~__retres1~2; {26315#(and (= ~p_num_write~0 0) (= ~c_num_read~0 0))} is VALID [2022-02-20 19:55:01,508 INFO L290 TraceCheckUtils]: 12: Hoare triple {26315#(and (= ~p_num_write~0 0) (= ~c_num_read~0 0))} assume 0 == ~p_dw_st~0;~__retres1~2 := 1; {26315#(and (= ~p_num_write~0 0) (= ~c_num_read~0 0))} is VALID [2022-02-20 19:55:01,508 INFO L290 TraceCheckUtils]: 13: Hoare triple {26315#(and (= ~p_num_write~0 0) (= ~c_num_read~0 0))} #res := ~__retres1~2; {26315#(and (= ~p_num_write~0 0) (= ~c_num_read~0 0))} is VALID [2022-02-20 19:55:01,509 INFO L290 TraceCheckUtils]: 14: Hoare triple {26315#(and (= ~p_num_write~0 0) (= ~c_num_read~0 0))} assume true; {26315#(and (= ~p_num_write~0 0) (= ~c_num_read~0 0))} is VALID [2022-02-20 19:55:01,509 INFO L284 TraceCheckUtils]: 15: Hoare quadruple {26315#(and (= ~p_num_write~0 0) (= ~c_num_read~0 0))} {26315#(and (= ~p_num_write~0 0) (= ~c_num_read~0 0))} #955#return; {26315#(and (= ~p_num_write~0 0) (= ~c_num_read~0 0))} is VALID [2022-02-20 19:55:01,509 INFO L290 TraceCheckUtils]: 16: Hoare triple {26315#(and (= ~p_num_write~0 0) (= ~c_num_read~0 0))} assume -2147483648 <= eval1_#t~ret8#1 && eval1_#t~ret8#1 <= 2147483647;eval1_~tmp___1~0#1 := eval1_#t~ret8#1;havoc eval1_#t~ret8#1; {26315#(and (= ~p_num_write~0 0) (= ~c_num_read~0 0))} is VALID [2022-02-20 19:55:01,510 INFO L290 TraceCheckUtils]: 17: Hoare triple {26315#(and (= ~p_num_write~0 0) (= ~c_num_read~0 0))} assume 0 != eval1_~tmp___1~0#1; {26315#(and (= ~p_num_write~0 0) (= ~c_num_read~0 0))} is VALID [2022-02-20 19:55:01,510 INFO L290 TraceCheckUtils]: 18: Hoare triple {26315#(and (= ~p_num_write~0 0) (= ~c_num_read~0 0))} assume 0 == ~p_dw_st~0;assume -2147483648 <= eval1_#t~nondet9#1 && eval1_#t~nondet9#1 <= 2147483647;eval1_~tmp~1#1 := eval1_#t~nondet9#1;havoc eval1_#t~nondet9#1; {26315#(and (= ~p_num_write~0 0) (= ~c_num_read~0 0))} is VALID [2022-02-20 19:55:01,510 INFO L290 TraceCheckUtils]: 19: Hoare triple {26315#(and (= ~p_num_write~0 0) (= ~c_num_read~0 0))} assume 0 != eval1_~tmp~1#1;~p_dw_st~0 := 1;assume { :begin_inline_do_write_p } true;havoc do_write_p_#t~nondet7#1; {26315#(and (= ~p_num_write~0 0) (= ~c_num_read~0 0))} is VALID [2022-02-20 19:55:01,511 INFO L290 TraceCheckUtils]: 20: Hoare triple {26315#(and (= ~p_num_write~0 0) (= ~c_num_read~0 0))} assume 0 == ~p_dw_pc~0; {26315#(and (= ~p_num_write~0 0) (= ~c_num_read~0 0))} is VALID [2022-02-20 19:55:01,511 INFO L290 TraceCheckUtils]: 21: Hoare triple {26315#(and (= ~p_num_write~0 0) (= ~c_num_read~0 0))} assume !false; {26315#(and (= ~p_num_write~0 0) (= ~c_num_read~0 0))} is VALID [2022-02-20 19:55:01,511 INFO L290 TraceCheckUtils]: 22: Hoare triple {26315#(and (= ~p_num_write~0 0) (= ~c_num_read~0 0))} assume !(0 == ~q_free~0); {26315#(and (= ~p_num_write~0 0) (= ~c_num_read~0 0))} is VALID [2022-02-20 19:55:01,512 INFO L290 TraceCheckUtils]: 23: Hoare triple {26315#(and (= ~p_num_write~0 0) (= ~c_num_read~0 0))} assume -2147483648 <= do_write_p_#t~nondet7#1 && do_write_p_#t~nondet7#1 <= 2147483647;~q_buf_0~0 := do_write_p_#t~nondet7#1;havoc do_write_p_#t~nondet7#1;~p_last_write~0 := ~q_buf_0~0;~p_num_write~0 := 1 + ~p_num_write~0;~q_free~0 := 0;~q_write_ev~0 := 1; {26379#(and (= ~c_num_read~0 0) (= ~p_num_write~0 1))} is VALID [2022-02-20 19:55:01,512 INFO L272 TraceCheckUtils]: 24: Hoare triple {26379#(and (= ~c_num_read~0 0) (= ~p_num_write~0 1))} call immediate_notify_threads(); {26379#(and (= ~c_num_read~0 0) (= ~p_num_write~0 1))} is VALID [2022-02-20 19:55:01,512 INFO L290 TraceCheckUtils]: 25: Hoare triple {26379#(and (= ~c_num_read~0 0) (= ~p_num_write~0 1))} havoc ~tmp~0#1;havoc ~tmp___0~0#1;assume { :begin_inline_is_do_write_p_triggered } true;havoc is_do_write_p_triggered_#res#1;havoc is_do_write_p_triggered_~__retres1~0#1;havoc is_do_write_p_triggered_~__retres1~0#1; {26379#(and (= ~c_num_read~0 0) (= ~p_num_write~0 1))} is VALID [2022-02-20 19:55:01,513 INFO L290 TraceCheckUtils]: 26: Hoare triple {26379#(and (= ~c_num_read~0 0) (= ~p_num_write~0 1))} assume !(1 == ~p_dw_pc~0); {26379#(and (= ~c_num_read~0 0) (= ~p_num_write~0 1))} is VALID [2022-02-20 19:55:01,513 INFO L290 TraceCheckUtils]: 27: Hoare triple {26379#(and (= ~c_num_read~0 0) (= ~p_num_write~0 1))} is_do_write_p_triggered_~__retres1~0#1 := 0; {26379#(and (= ~c_num_read~0 0) (= ~p_num_write~0 1))} is VALID [2022-02-20 19:55:01,513 INFO L290 TraceCheckUtils]: 28: Hoare triple {26379#(and (= ~c_num_read~0 0) (= ~p_num_write~0 1))} is_do_write_p_triggered_#res#1 := is_do_write_p_triggered_~__retres1~0#1; {26379#(and (= ~c_num_read~0 0) (= ~p_num_write~0 1))} is VALID [2022-02-20 19:55:01,514 INFO L290 TraceCheckUtils]: 29: Hoare triple {26379#(and (= ~c_num_read~0 0) (= ~p_num_write~0 1))} #t~ret5#1 := is_do_write_p_triggered_#res#1;assume { :end_inline_is_do_write_p_triggered } true;assume -2147483648 <= #t~ret5#1 && #t~ret5#1 <= 2147483647;~tmp~0#1 := #t~ret5#1;havoc #t~ret5#1; {26379#(and (= ~c_num_read~0 0) (= ~p_num_write~0 1))} is VALID [2022-02-20 19:55:01,514 INFO L290 TraceCheckUtils]: 30: Hoare triple {26379#(and (= ~c_num_read~0 0) (= ~p_num_write~0 1))} assume 0 != ~tmp~0#1;~p_dw_st~0 := 0; {26379#(and (= ~c_num_read~0 0) (= ~p_num_write~0 1))} is VALID [2022-02-20 19:55:01,514 INFO L290 TraceCheckUtils]: 31: Hoare triple {26379#(and (= ~c_num_read~0 0) (= ~p_num_write~0 1))} assume { :begin_inline_is_do_read_c_triggered } true;havoc is_do_read_c_triggered_#res#1;havoc is_do_read_c_triggered_~__retres1~1#1;havoc is_do_read_c_triggered_~__retres1~1#1; {26379#(and (= ~c_num_read~0 0) (= ~p_num_write~0 1))} is VALID [2022-02-20 19:55:01,515 INFO L290 TraceCheckUtils]: 32: Hoare triple {26379#(and (= ~c_num_read~0 0) (= ~p_num_write~0 1))} assume !(1 == ~c_dr_pc~0); {26379#(and (= ~c_num_read~0 0) (= ~p_num_write~0 1))} is VALID [2022-02-20 19:55:01,515 INFO L290 TraceCheckUtils]: 33: Hoare triple {26379#(and (= ~c_num_read~0 0) (= ~p_num_write~0 1))} is_do_read_c_triggered_~__retres1~1#1 := 0; {26379#(and (= ~c_num_read~0 0) (= ~p_num_write~0 1))} is VALID [2022-02-20 19:55:01,515 INFO L290 TraceCheckUtils]: 34: Hoare triple {26379#(and (= ~c_num_read~0 0) (= ~p_num_write~0 1))} is_do_read_c_triggered_#res#1 := is_do_read_c_triggered_~__retres1~1#1; {26379#(and (= ~c_num_read~0 0) (= ~p_num_write~0 1))} is VALID [2022-02-20 19:55:01,515 INFO L290 TraceCheckUtils]: 35: Hoare triple {26379#(and (= ~c_num_read~0 0) (= ~p_num_write~0 1))} #t~ret6#1 := is_do_read_c_triggered_#res#1;assume { :end_inline_is_do_read_c_triggered } true;assume -2147483648 <= #t~ret6#1 && #t~ret6#1 <= 2147483647;~tmp___0~0#1 := #t~ret6#1;havoc #t~ret6#1; {26379#(and (= ~c_num_read~0 0) (= ~p_num_write~0 1))} is VALID [2022-02-20 19:55:01,516 INFO L290 TraceCheckUtils]: 36: Hoare triple {26379#(and (= ~c_num_read~0 0) (= ~p_num_write~0 1))} assume 0 != ~tmp___0~0#1;~c_dr_st~0 := 0; {26379#(and (= ~c_num_read~0 0) (= ~p_num_write~0 1))} is VALID [2022-02-20 19:55:01,516 INFO L290 TraceCheckUtils]: 37: Hoare triple {26379#(and (= ~c_num_read~0 0) (= ~p_num_write~0 1))} assume true; {26379#(and (= ~c_num_read~0 0) (= ~p_num_write~0 1))} is VALID [2022-02-20 19:55:01,516 INFO L284 TraceCheckUtils]: 38: Hoare quadruple {26379#(and (= ~c_num_read~0 0) (= ~p_num_write~0 1))} {26379#(and (= ~c_num_read~0 0) (= ~p_num_write~0 1))} #957#return; {26379#(and (= ~c_num_read~0 0) (= ~p_num_write~0 1))} is VALID [2022-02-20 19:55:01,517 INFO L290 TraceCheckUtils]: 39: Hoare triple {26379#(and (= ~c_num_read~0 0) (= ~p_num_write~0 1))} ~q_write_ev~0 := 2; {26379#(and (= ~c_num_read~0 0) (= ~p_num_write~0 1))} is VALID [2022-02-20 19:55:01,517 INFO L290 TraceCheckUtils]: 40: Hoare triple {26379#(and (= ~c_num_read~0 0) (= ~p_num_write~0 1))} assume !false; {26379#(and (= ~c_num_read~0 0) (= ~p_num_write~0 1))} is VALID [2022-02-20 19:55:01,517 INFO L290 TraceCheckUtils]: 41: Hoare triple {26379#(and (= ~c_num_read~0 0) (= ~p_num_write~0 1))} assume 0 == ~q_free~0;~p_dw_st~0 := 2;~p_dw_pc~0 := 1; {26379#(and (= ~c_num_read~0 0) (= ~p_num_write~0 1))} is VALID [2022-02-20 19:55:01,518 INFO L290 TraceCheckUtils]: 42: Hoare triple {26379#(and (= ~c_num_read~0 0) (= ~p_num_write~0 1))} assume { :end_inline_do_write_p } true; {26379#(and (= ~c_num_read~0 0) (= ~p_num_write~0 1))} is VALID [2022-02-20 19:55:01,518 INFO L290 TraceCheckUtils]: 43: Hoare triple {26379#(and (= ~c_num_read~0 0) (= ~p_num_write~0 1))} assume 0 == ~c_dr_st~0;assume -2147483648 <= eval1_#t~nondet10#1 && eval1_#t~nondet10#1 <= 2147483647;eval1_~tmp___0~1#1 := eval1_#t~nondet10#1;havoc eval1_#t~nondet10#1; {26379#(and (= ~c_num_read~0 0) (= ~p_num_write~0 1))} is VALID [2022-02-20 19:55:01,518 INFO L290 TraceCheckUtils]: 44: Hoare triple {26379#(and (= ~c_num_read~0 0) (= ~p_num_write~0 1))} assume 0 != eval1_~tmp___0~1#1;~c_dr_st~0 := 1;assume { :begin_inline_do_read_c } true;havoc do_read_c_~a~0#1;havoc do_read_c_~a~0#1; {26379#(and (= ~c_num_read~0 0) (= ~p_num_write~0 1))} is VALID [2022-02-20 19:55:01,519 INFO L290 TraceCheckUtils]: 45: Hoare triple {26379#(and (= ~c_num_read~0 0) (= ~p_num_write~0 1))} assume 0 == ~c_dr_pc~0; {26379#(and (= ~c_num_read~0 0) (= ~p_num_write~0 1))} is VALID [2022-02-20 19:55:01,519 INFO L290 TraceCheckUtils]: 46: Hoare triple {26379#(and (= ~c_num_read~0 0) (= ~p_num_write~0 1))} assume !false; {26379#(and (= ~c_num_read~0 0) (= ~p_num_write~0 1))} is VALID [2022-02-20 19:55:01,519 INFO L290 TraceCheckUtils]: 47: Hoare triple {26379#(and (= ~c_num_read~0 0) (= ~p_num_write~0 1))} assume !(1 == ~q_free~0); {26379#(and (= ~c_num_read~0 0) (= ~p_num_write~0 1))} is VALID [2022-02-20 19:55:01,520 INFO L290 TraceCheckUtils]: 48: Hoare triple {26379#(and (= ~c_num_read~0 0) (= ~p_num_write~0 1))} do_read_c_~a~0#1 := ~q_buf_0~0;~c_last_read~0 := do_read_c_~a~0#1;~c_num_read~0 := 1 + ~c_num_read~0;~q_free~0 := 1;~q_read_ev~0 := 1; {26455#(and (= (+ (- 1) ~c_num_read~0) 0) (= ~p_num_write~0 1))} is VALID [2022-02-20 19:55:01,520 INFO L272 TraceCheckUtils]: 49: Hoare triple {26455#(and (= (+ (- 1) ~c_num_read~0) 0) (= ~p_num_write~0 1))} call immediate_notify_threads(); {26455#(and (= (+ (- 1) ~c_num_read~0) 0) (= ~p_num_write~0 1))} is VALID [2022-02-20 19:55:01,520 INFO L290 TraceCheckUtils]: 50: Hoare triple {26455#(and (= (+ (- 1) ~c_num_read~0) 0) (= ~p_num_write~0 1))} havoc ~tmp~0#1;havoc ~tmp___0~0#1;assume { :begin_inline_is_do_write_p_triggered } true;havoc is_do_write_p_triggered_#res#1;havoc is_do_write_p_triggered_~__retres1~0#1;havoc is_do_write_p_triggered_~__retres1~0#1; {26455#(and (= (+ (- 1) ~c_num_read~0) 0) (= ~p_num_write~0 1))} is VALID [2022-02-20 19:55:01,522 INFO L290 TraceCheckUtils]: 51: Hoare triple {26455#(and (= (+ (- 1) ~c_num_read~0) 0) (= ~p_num_write~0 1))} assume 1 == ~p_dw_pc~0; {26455#(and (= (+ (- 1) ~c_num_read~0) 0) (= ~p_num_write~0 1))} is VALID [2022-02-20 19:55:01,522 INFO L290 TraceCheckUtils]: 52: Hoare triple {26455#(and (= (+ (- 1) ~c_num_read~0) 0) (= ~p_num_write~0 1))} assume 1 == ~q_read_ev~0;is_do_write_p_triggered_~__retres1~0#1 := 1; {26455#(and (= (+ (- 1) ~c_num_read~0) 0) (= ~p_num_write~0 1))} is VALID [2022-02-20 19:55:01,523 INFO L290 TraceCheckUtils]: 53: Hoare triple {26455#(and (= (+ (- 1) ~c_num_read~0) 0) (= ~p_num_write~0 1))} is_do_write_p_triggered_#res#1 := is_do_write_p_triggered_~__retres1~0#1; {26455#(and (= (+ (- 1) ~c_num_read~0) 0) (= ~p_num_write~0 1))} is VALID [2022-02-20 19:55:01,523 INFO L290 TraceCheckUtils]: 54: Hoare triple {26455#(and (= (+ (- 1) ~c_num_read~0) 0) (= ~p_num_write~0 1))} #t~ret5#1 := is_do_write_p_triggered_#res#1;assume { :end_inline_is_do_write_p_triggered } true;assume -2147483648 <= #t~ret5#1 && #t~ret5#1 <= 2147483647;~tmp~0#1 := #t~ret5#1;havoc #t~ret5#1; {26455#(and (= (+ (- 1) ~c_num_read~0) 0) (= ~p_num_write~0 1))} is VALID [2022-02-20 19:55:01,523 INFO L290 TraceCheckUtils]: 55: Hoare triple {26455#(and (= (+ (- 1) ~c_num_read~0) 0) (= ~p_num_write~0 1))} assume 0 != ~tmp~0#1;~p_dw_st~0 := 0; {26455#(and (= (+ (- 1) ~c_num_read~0) 0) (= ~p_num_write~0 1))} is VALID [2022-02-20 19:55:01,523 INFO L290 TraceCheckUtils]: 56: Hoare triple {26455#(and (= (+ (- 1) ~c_num_read~0) 0) (= ~p_num_write~0 1))} assume { :begin_inline_is_do_read_c_triggered } true;havoc is_do_read_c_triggered_#res#1;havoc is_do_read_c_triggered_~__retres1~1#1;havoc is_do_read_c_triggered_~__retres1~1#1; {26455#(and (= (+ (- 1) ~c_num_read~0) 0) (= ~p_num_write~0 1))} is VALID [2022-02-20 19:55:01,524 INFO L290 TraceCheckUtils]: 57: Hoare triple {26455#(and (= (+ (- 1) ~c_num_read~0) 0) (= ~p_num_write~0 1))} assume !(1 == ~c_dr_pc~0); {26455#(and (= (+ (- 1) ~c_num_read~0) 0) (= ~p_num_write~0 1))} is VALID [2022-02-20 19:55:01,524 INFO L290 TraceCheckUtils]: 58: Hoare triple {26455#(and (= (+ (- 1) ~c_num_read~0) 0) (= ~p_num_write~0 1))} is_do_read_c_triggered_~__retres1~1#1 := 0; {26455#(and (= (+ (- 1) ~c_num_read~0) 0) (= ~p_num_write~0 1))} is VALID [2022-02-20 19:55:01,524 INFO L290 TraceCheckUtils]: 59: Hoare triple {26455#(and (= (+ (- 1) ~c_num_read~0) 0) (= ~p_num_write~0 1))} is_do_read_c_triggered_#res#1 := is_do_read_c_triggered_~__retres1~1#1; {26455#(and (= (+ (- 1) ~c_num_read~0) 0) (= ~p_num_write~0 1))} is VALID [2022-02-20 19:55:01,525 INFO L290 TraceCheckUtils]: 60: Hoare triple {26455#(and (= (+ (- 1) ~c_num_read~0) 0) (= ~p_num_write~0 1))} #t~ret6#1 := is_do_read_c_triggered_#res#1;assume { :end_inline_is_do_read_c_triggered } true;assume -2147483648 <= #t~ret6#1 && #t~ret6#1 <= 2147483647;~tmp___0~0#1 := #t~ret6#1;havoc #t~ret6#1; {26455#(and (= (+ (- 1) ~c_num_read~0) 0) (= ~p_num_write~0 1))} is VALID [2022-02-20 19:55:01,525 INFO L290 TraceCheckUtils]: 61: Hoare triple {26455#(and (= (+ (- 1) ~c_num_read~0) 0) (= ~p_num_write~0 1))} assume 0 != ~tmp___0~0#1;~c_dr_st~0 := 0; {26455#(and (= (+ (- 1) ~c_num_read~0) 0) (= ~p_num_write~0 1))} is VALID [2022-02-20 19:55:01,525 INFO L290 TraceCheckUtils]: 62: Hoare triple {26455#(and (= (+ (- 1) ~c_num_read~0) 0) (= ~p_num_write~0 1))} assume true; {26455#(and (= (+ (- 1) ~c_num_read~0) 0) (= ~p_num_write~0 1))} is VALID [2022-02-20 19:55:01,526 INFO L284 TraceCheckUtils]: 63: Hoare quadruple {26455#(and (= (+ (- 1) ~c_num_read~0) 0) (= ~p_num_write~0 1))} {26455#(and (= (+ (- 1) ~c_num_read~0) 0) (= ~p_num_write~0 1))} #959#return; {26455#(and (= (+ (- 1) ~c_num_read~0) 0) (= ~p_num_write~0 1))} is VALID [2022-02-20 19:55:01,526 INFO L290 TraceCheckUtils]: 64: Hoare triple {26455#(and (= (+ (- 1) ~c_num_read~0) 0) (= ~p_num_write~0 1))} ~q_read_ev~0 := 2; {26455#(and (= (+ (- 1) ~c_num_read~0) 0) (= ~p_num_write~0 1))} is VALID [2022-02-20 19:55:01,526 INFO L290 TraceCheckUtils]: 65: Hoare triple {26455#(and (= (+ (- 1) ~c_num_read~0) 0) (= ~p_num_write~0 1))} assume ~p_last_write~0 == ~c_last_read~0; {26455#(and (= (+ (- 1) ~c_num_read~0) 0) (= ~p_num_write~0 1))} is VALID [2022-02-20 19:55:01,527 INFO L290 TraceCheckUtils]: 66: Hoare triple {26455#(and (= (+ (- 1) ~c_num_read~0) 0) (= ~p_num_write~0 1))} assume !(~p_num_write~0 == ~c_num_read~0); {26268#false} is VALID [2022-02-20 19:55:01,527 INFO L272 TraceCheckUtils]: 67: Hoare triple {26268#false} call error1(); {26268#false} is VALID [2022-02-20 19:55:01,527 INFO L290 TraceCheckUtils]: 68: Hoare triple {26268#false} assume !false; {26268#false} is VALID [2022-02-20 19:55:01,527 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-20 19:55:01,528 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-02-20 19:55:01,666 INFO L290 TraceCheckUtils]: 68: Hoare triple {26268#false} assume !false; {26268#false} is VALID [2022-02-20 19:55:01,666 INFO L272 TraceCheckUtils]: 67: Hoare triple {26268#false} call error1(); {26268#false} is VALID [2022-02-20 19:55:01,666 INFO L290 TraceCheckUtils]: 66: Hoare triple {26522#(= ~c_num_read~0 ~p_num_write~0)} assume !(~p_num_write~0 == ~c_num_read~0); {26268#false} is VALID [2022-02-20 19:55:01,667 INFO L290 TraceCheckUtils]: 65: Hoare triple {26522#(= ~c_num_read~0 ~p_num_write~0)} assume ~p_last_write~0 == ~c_last_read~0; {26522#(= ~c_num_read~0 ~p_num_write~0)} is VALID [2022-02-20 19:55:01,667 INFO L290 TraceCheckUtils]: 64: Hoare triple {26522#(= ~c_num_read~0 ~p_num_write~0)} ~q_read_ev~0 := 2; {26522#(= ~c_num_read~0 ~p_num_write~0)} is VALID [2022-02-20 19:55:01,667 INFO L284 TraceCheckUtils]: 63: Hoare quadruple {26267#true} {26522#(= ~c_num_read~0 ~p_num_write~0)} #959#return; {26522#(= ~c_num_read~0 ~p_num_write~0)} is VALID [2022-02-20 19:55:01,667 INFO L290 TraceCheckUtils]: 62: Hoare triple {26267#true} assume true; {26267#true} is VALID [2022-02-20 19:55:01,667 INFO L290 TraceCheckUtils]: 61: Hoare triple {26267#true} assume 0 != ~tmp___0~0#1;~c_dr_st~0 := 0; {26267#true} is VALID [2022-02-20 19:55:01,668 INFO L290 TraceCheckUtils]: 60: Hoare triple {26267#true} #t~ret6#1 := is_do_read_c_triggered_#res#1;assume { :end_inline_is_do_read_c_triggered } true;assume -2147483648 <= #t~ret6#1 && #t~ret6#1 <= 2147483647;~tmp___0~0#1 := #t~ret6#1;havoc #t~ret6#1; {26267#true} is VALID [2022-02-20 19:55:01,668 INFO L290 TraceCheckUtils]: 59: Hoare triple {26267#true} is_do_read_c_triggered_#res#1 := is_do_read_c_triggered_~__retres1~1#1; {26267#true} is VALID [2022-02-20 19:55:01,668 INFO L290 TraceCheckUtils]: 58: Hoare triple {26267#true} is_do_read_c_triggered_~__retres1~1#1 := 0; {26267#true} is VALID [2022-02-20 19:55:01,668 INFO L290 TraceCheckUtils]: 57: Hoare triple {26267#true} assume !(1 == ~c_dr_pc~0); {26267#true} is VALID [2022-02-20 19:55:01,668 INFO L290 TraceCheckUtils]: 56: Hoare triple {26267#true} assume { :begin_inline_is_do_read_c_triggered } true;havoc is_do_read_c_triggered_#res#1;havoc is_do_read_c_triggered_~__retres1~1#1;havoc is_do_read_c_triggered_~__retres1~1#1; {26267#true} is VALID [2022-02-20 19:55:01,668 INFO L290 TraceCheckUtils]: 55: Hoare triple {26267#true} assume 0 != ~tmp~0#1;~p_dw_st~0 := 0; {26267#true} is VALID [2022-02-20 19:55:01,668 INFO L290 TraceCheckUtils]: 54: Hoare triple {26267#true} #t~ret5#1 := is_do_write_p_triggered_#res#1;assume { :end_inline_is_do_write_p_triggered } true;assume -2147483648 <= #t~ret5#1 && #t~ret5#1 <= 2147483647;~tmp~0#1 := #t~ret5#1;havoc #t~ret5#1; {26267#true} is VALID [2022-02-20 19:55:01,668 INFO L290 TraceCheckUtils]: 53: Hoare triple {26267#true} is_do_write_p_triggered_#res#1 := is_do_write_p_triggered_~__retres1~0#1; {26267#true} is VALID [2022-02-20 19:55:01,668 INFO L290 TraceCheckUtils]: 52: Hoare triple {26267#true} assume 1 == ~q_read_ev~0;is_do_write_p_triggered_~__retres1~0#1 := 1; {26267#true} is VALID [2022-02-20 19:55:01,669 INFO L290 TraceCheckUtils]: 51: Hoare triple {26267#true} assume 1 == ~p_dw_pc~0; {26267#true} is VALID [2022-02-20 19:55:01,669 INFO L290 TraceCheckUtils]: 50: Hoare triple {26267#true} havoc ~tmp~0#1;havoc ~tmp___0~0#1;assume { :begin_inline_is_do_write_p_triggered } true;havoc is_do_write_p_triggered_#res#1;havoc is_do_write_p_triggered_~__retres1~0#1;havoc is_do_write_p_triggered_~__retres1~0#1; {26267#true} is VALID [2022-02-20 19:55:01,669 INFO L272 TraceCheckUtils]: 49: Hoare triple {26522#(= ~c_num_read~0 ~p_num_write~0)} call immediate_notify_threads(); {26267#true} is VALID [2022-02-20 19:55:01,669 INFO L290 TraceCheckUtils]: 48: Hoare triple {26577#(= (+ ~c_num_read~0 1) ~p_num_write~0)} do_read_c_~a~0#1 := ~q_buf_0~0;~c_last_read~0 := do_read_c_~a~0#1;~c_num_read~0 := 1 + ~c_num_read~0;~q_free~0 := 1;~q_read_ev~0 := 1; {26522#(= ~c_num_read~0 ~p_num_write~0)} is VALID [2022-02-20 19:55:01,670 INFO L290 TraceCheckUtils]: 47: Hoare triple {26577#(= (+ ~c_num_read~0 1) ~p_num_write~0)} assume !(1 == ~q_free~0); {26577#(= (+ ~c_num_read~0 1) ~p_num_write~0)} is VALID [2022-02-20 19:55:01,670 INFO L290 TraceCheckUtils]: 46: Hoare triple {26577#(= (+ ~c_num_read~0 1) ~p_num_write~0)} assume !false; {26577#(= (+ ~c_num_read~0 1) ~p_num_write~0)} is VALID [2022-02-20 19:55:01,670 INFO L290 TraceCheckUtils]: 45: Hoare triple {26577#(= (+ ~c_num_read~0 1) ~p_num_write~0)} assume 0 == ~c_dr_pc~0; {26577#(= (+ ~c_num_read~0 1) ~p_num_write~0)} is VALID [2022-02-20 19:55:01,671 INFO L290 TraceCheckUtils]: 44: Hoare triple {26577#(= (+ ~c_num_read~0 1) ~p_num_write~0)} assume 0 != eval1_~tmp___0~1#1;~c_dr_st~0 := 1;assume { :begin_inline_do_read_c } true;havoc do_read_c_~a~0#1;havoc do_read_c_~a~0#1; {26577#(= (+ ~c_num_read~0 1) ~p_num_write~0)} is VALID [2022-02-20 19:55:01,671 INFO L290 TraceCheckUtils]: 43: Hoare triple {26577#(= (+ ~c_num_read~0 1) ~p_num_write~0)} assume 0 == ~c_dr_st~0;assume -2147483648 <= eval1_#t~nondet10#1 && eval1_#t~nondet10#1 <= 2147483647;eval1_~tmp___0~1#1 := eval1_#t~nondet10#1;havoc eval1_#t~nondet10#1; {26577#(= (+ ~c_num_read~0 1) ~p_num_write~0)} is VALID [2022-02-20 19:55:01,671 INFO L290 TraceCheckUtils]: 42: Hoare triple {26577#(= (+ ~c_num_read~0 1) ~p_num_write~0)} assume { :end_inline_do_write_p } true; {26577#(= (+ ~c_num_read~0 1) ~p_num_write~0)} is VALID [2022-02-20 19:55:01,672 INFO L290 TraceCheckUtils]: 41: Hoare triple {26577#(= (+ ~c_num_read~0 1) ~p_num_write~0)} assume 0 == ~q_free~0;~p_dw_st~0 := 2;~p_dw_pc~0 := 1; {26577#(= (+ ~c_num_read~0 1) ~p_num_write~0)} is VALID [2022-02-20 19:55:01,672 INFO L290 TraceCheckUtils]: 40: Hoare triple {26577#(= (+ ~c_num_read~0 1) ~p_num_write~0)} assume !false; {26577#(= (+ ~c_num_read~0 1) ~p_num_write~0)} is VALID [2022-02-20 19:55:01,672 INFO L290 TraceCheckUtils]: 39: Hoare triple {26577#(= (+ ~c_num_read~0 1) ~p_num_write~0)} ~q_write_ev~0 := 2; {26577#(= (+ ~c_num_read~0 1) ~p_num_write~0)} is VALID [2022-02-20 19:55:01,672 INFO L284 TraceCheckUtils]: 38: Hoare quadruple {26267#true} {26577#(= (+ ~c_num_read~0 1) ~p_num_write~0)} #957#return; {26577#(= (+ ~c_num_read~0 1) ~p_num_write~0)} is VALID [2022-02-20 19:55:01,673 INFO L290 TraceCheckUtils]: 37: Hoare triple {26267#true} assume true; {26267#true} is VALID [2022-02-20 19:55:01,673 INFO L290 TraceCheckUtils]: 36: Hoare triple {26267#true} assume 0 != ~tmp___0~0#1;~c_dr_st~0 := 0; {26267#true} is VALID [2022-02-20 19:55:01,673 INFO L290 TraceCheckUtils]: 35: Hoare triple {26267#true} #t~ret6#1 := is_do_read_c_triggered_#res#1;assume { :end_inline_is_do_read_c_triggered } true;assume -2147483648 <= #t~ret6#1 && #t~ret6#1 <= 2147483647;~tmp___0~0#1 := #t~ret6#1;havoc #t~ret6#1; {26267#true} is VALID [2022-02-20 19:55:01,673 INFO L290 TraceCheckUtils]: 34: Hoare triple {26267#true} is_do_read_c_triggered_#res#1 := is_do_read_c_triggered_~__retres1~1#1; {26267#true} is VALID [2022-02-20 19:55:01,673 INFO L290 TraceCheckUtils]: 33: Hoare triple {26267#true} is_do_read_c_triggered_~__retres1~1#1 := 0; {26267#true} is VALID [2022-02-20 19:55:01,673 INFO L290 TraceCheckUtils]: 32: Hoare triple {26267#true} assume !(1 == ~c_dr_pc~0); {26267#true} is VALID [2022-02-20 19:55:01,673 INFO L290 TraceCheckUtils]: 31: Hoare triple {26267#true} assume { :begin_inline_is_do_read_c_triggered } true;havoc is_do_read_c_triggered_#res#1;havoc is_do_read_c_triggered_~__retres1~1#1;havoc is_do_read_c_triggered_~__retres1~1#1; {26267#true} is VALID [2022-02-20 19:55:01,673 INFO L290 TraceCheckUtils]: 30: Hoare triple {26267#true} assume 0 != ~tmp~0#1;~p_dw_st~0 := 0; {26267#true} is VALID [2022-02-20 19:55:01,673 INFO L290 TraceCheckUtils]: 29: Hoare triple {26267#true} #t~ret5#1 := is_do_write_p_triggered_#res#1;assume { :end_inline_is_do_write_p_triggered } true;assume -2147483648 <= #t~ret5#1 && #t~ret5#1 <= 2147483647;~tmp~0#1 := #t~ret5#1;havoc #t~ret5#1; {26267#true} is VALID [2022-02-20 19:55:01,674 INFO L290 TraceCheckUtils]: 28: Hoare triple {26267#true} is_do_write_p_triggered_#res#1 := is_do_write_p_triggered_~__retres1~0#1; {26267#true} is VALID [2022-02-20 19:55:01,674 INFO L290 TraceCheckUtils]: 27: Hoare triple {26267#true} is_do_write_p_triggered_~__retres1~0#1 := 0; {26267#true} is VALID [2022-02-20 19:55:01,674 INFO L290 TraceCheckUtils]: 26: Hoare triple {26267#true} assume !(1 == ~p_dw_pc~0); {26267#true} is VALID [2022-02-20 19:55:01,674 INFO L290 TraceCheckUtils]: 25: Hoare triple {26267#true} havoc ~tmp~0#1;havoc ~tmp___0~0#1;assume { :begin_inline_is_do_write_p_triggered } true;havoc is_do_write_p_triggered_#res#1;havoc is_do_write_p_triggered_~__retres1~0#1;havoc is_do_write_p_triggered_~__retres1~0#1; {26267#true} is VALID [2022-02-20 19:55:01,674 INFO L272 TraceCheckUtils]: 24: Hoare triple {26577#(= (+ ~c_num_read~0 1) ~p_num_write~0)} call immediate_notify_threads(); {26267#true} is VALID [2022-02-20 19:55:01,674 INFO L290 TraceCheckUtils]: 23: Hoare triple {26522#(= ~c_num_read~0 ~p_num_write~0)} assume -2147483648 <= do_write_p_#t~nondet7#1 && do_write_p_#t~nondet7#1 <= 2147483647;~q_buf_0~0 := do_write_p_#t~nondet7#1;havoc do_write_p_#t~nondet7#1;~p_last_write~0 := ~q_buf_0~0;~p_num_write~0 := 1 + ~p_num_write~0;~q_free~0 := 0;~q_write_ev~0 := 1; {26577#(= (+ ~c_num_read~0 1) ~p_num_write~0)} is VALID [2022-02-20 19:55:01,675 INFO L290 TraceCheckUtils]: 22: Hoare triple {26522#(= ~c_num_read~0 ~p_num_write~0)} assume !(0 == ~q_free~0); {26522#(= ~c_num_read~0 ~p_num_write~0)} is VALID [2022-02-20 19:55:01,675 INFO L290 TraceCheckUtils]: 21: Hoare triple {26522#(= ~c_num_read~0 ~p_num_write~0)} assume !false; {26522#(= ~c_num_read~0 ~p_num_write~0)} is VALID [2022-02-20 19:55:01,675 INFO L290 TraceCheckUtils]: 20: Hoare triple {26522#(= ~c_num_read~0 ~p_num_write~0)} assume 0 == ~p_dw_pc~0; {26522#(= ~c_num_read~0 ~p_num_write~0)} is VALID [2022-02-20 19:55:01,676 INFO L290 TraceCheckUtils]: 19: Hoare triple {26522#(= ~c_num_read~0 ~p_num_write~0)} assume 0 != eval1_~tmp~1#1;~p_dw_st~0 := 1;assume { :begin_inline_do_write_p } true;havoc do_write_p_#t~nondet7#1; {26522#(= ~c_num_read~0 ~p_num_write~0)} is VALID [2022-02-20 19:55:01,676 INFO L290 TraceCheckUtils]: 18: Hoare triple {26522#(= ~c_num_read~0 ~p_num_write~0)} assume 0 == ~p_dw_st~0;assume -2147483648 <= eval1_#t~nondet9#1 && eval1_#t~nondet9#1 <= 2147483647;eval1_~tmp~1#1 := eval1_#t~nondet9#1;havoc eval1_#t~nondet9#1; {26522#(= ~c_num_read~0 ~p_num_write~0)} is VALID [2022-02-20 19:55:01,676 INFO L290 TraceCheckUtils]: 17: Hoare triple {26522#(= ~c_num_read~0 ~p_num_write~0)} assume 0 != eval1_~tmp___1~0#1; {26522#(= ~c_num_read~0 ~p_num_write~0)} is VALID [2022-02-20 19:55:01,676 INFO L290 TraceCheckUtils]: 16: Hoare triple {26522#(= ~c_num_read~0 ~p_num_write~0)} assume -2147483648 <= eval1_#t~ret8#1 && eval1_#t~ret8#1 <= 2147483647;eval1_~tmp___1~0#1 := eval1_#t~ret8#1;havoc eval1_#t~ret8#1; {26522#(= ~c_num_read~0 ~p_num_write~0)} is VALID [2022-02-20 19:55:01,677 INFO L284 TraceCheckUtils]: 15: Hoare quadruple {26267#true} {26522#(= ~c_num_read~0 ~p_num_write~0)} #955#return; {26522#(= ~c_num_read~0 ~p_num_write~0)} is VALID [2022-02-20 19:55:01,677 INFO L290 TraceCheckUtils]: 14: Hoare triple {26267#true} assume true; {26267#true} is VALID [2022-02-20 19:55:01,677 INFO L290 TraceCheckUtils]: 13: Hoare triple {26267#true} #res := ~__retres1~2; {26267#true} is VALID [2022-02-20 19:55:01,677 INFO L290 TraceCheckUtils]: 12: Hoare triple {26267#true} assume 0 == ~p_dw_st~0;~__retres1~2 := 1; {26267#true} is VALID [2022-02-20 19:55:01,677 INFO L290 TraceCheckUtils]: 11: Hoare triple {26267#true} havoc ~__retres1~2; {26267#true} is VALID [2022-02-20 19:55:01,677 INFO L272 TraceCheckUtils]: 10: Hoare triple {26522#(= ~c_num_read~0 ~p_num_write~0)} call eval1_#t~ret8#1 := exists_runnable_thread1(); {26267#true} is VALID [2022-02-20 19:55:01,678 INFO L290 TraceCheckUtils]: 9: Hoare triple {26522#(= ~c_num_read~0 ~p_num_write~0)} assume !false; {26522#(= ~c_num_read~0 ~p_num_write~0)} is VALID [2022-02-20 19:55:01,679 INFO L290 TraceCheckUtils]: 8: Hoare triple {26522#(= ~c_num_read~0 ~p_num_write~0)} start_simulation1_~kernel_st~0#1 := 1;assume { :begin_inline_eval1 } true;havoc eval1_#t~ret8#1, eval1_#t~nondet9#1, eval1_#t~nondet10#1, eval1_~tmp~1#1, eval1_~tmp___0~1#1, eval1_~tmp___1~0#1;havoc eval1_~tmp~1#1;havoc eval1_~tmp___0~1#1;havoc eval1_~tmp___1~0#1; {26522#(= ~c_num_read~0 ~p_num_write~0)} is VALID [2022-02-20 19:55:01,679 INFO L290 TraceCheckUtils]: 7: Hoare triple {26522#(= ~c_num_read~0 ~p_num_write~0)} assume !false; {26522#(= ~c_num_read~0 ~p_num_write~0)} is VALID [2022-02-20 19:55:01,681 INFO L290 TraceCheckUtils]: 6: Hoare triple {26522#(= ~c_num_read~0 ~p_num_write~0)} assume { :end_inline_init_threads1 } true; {26522#(= ~c_num_read~0 ~p_num_write~0)} is VALID [2022-02-20 19:55:01,683 INFO L290 TraceCheckUtils]: 5: Hoare triple {26522#(= ~c_num_read~0 ~p_num_write~0)} assume 1 == ~c_dr_i~0;~c_dr_st~0 := 0; {26522#(= ~c_num_read~0 ~p_num_write~0)} is VALID [2022-02-20 19:55:01,683 INFO L290 TraceCheckUtils]: 4: Hoare triple {26522#(= ~c_num_read~0 ~p_num_write~0)} assume 1 == ~p_dw_i~0;~p_dw_st~0 := 0; {26522#(= ~c_num_read~0 ~p_num_write~0)} is VALID [2022-02-20 19:55:01,684 INFO L290 TraceCheckUtils]: 3: Hoare triple {26522#(= ~c_num_read~0 ~p_num_write~0)} assume { :end_inline_init_model1 } true;assume { :begin_inline_start_simulation1 } true;havoc start_simulation1_#t~ret12#1, start_simulation1_~kernel_st~0#1, start_simulation1_~tmp~3#1;havoc start_simulation1_~kernel_st~0#1;havoc start_simulation1_~tmp~3#1;start_simulation1_~kernel_st~0#1 := 0;assume { :begin_inline_init_threads1 } true; {26522#(= ~c_num_read~0 ~p_num_write~0)} is VALID [2022-02-20 19:55:01,684 INFO L290 TraceCheckUtils]: 2: Hoare triple {26267#true} assume 0 != main_#t~nondet33#1;havoc main_#t~nondet33#1;assume { :begin_inline_main1 } true;havoc main1_#res#1;havoc main1_~__retres1~3#1;havoc main1_~__retres1~3#1;assume { :begin_inline_init_model1 } true;~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; {26522#(= ~c_num_read~0 ~p_num_write~0)} is VALID [2022-02-20 19:55:01,684 INFO L290 TraceCheckUtils]: 1: Hoare triple {26267#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet33#1, main_#t~ret34#1, main_#t~ret35#1;assume -2147483648 <= main_#t~nondet33#1 && main_#t~nondet33#1 <= 2147483647; {26267#true} is VALID [2022-02-20 19:55:01,684 INFO L290 TraceCheckUtils]: 0: Hoare triple {26267#true} assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(19, 2);call #Ultimate.allocInit(12, 3);~q_buf_0~0 := 0;~q_free~0 := 0;~q_read_ev~0 := 0;~q_write_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;~m_pc~0 := 0;~t1_pc~0 := 0;~t2_pc~0 := 0;~t3_pc~0 := 0;~t4_pc~0 := 0;~m_st~0 := 0;~t1_st~0 := 0;~t2_st~0 := 0;~t3_st~0 := 0;~t4_st~0 := 0;~m_i~0 := 0;~t1_i~0 := 0;~t2_i~0 := 0;~t3_i~0 := 0;~t4_i~0 := 0;~M_E~0 := 2;~T1_E~0 := 2;~T2_E~0 := 2;~T3_E~0 := 2;~T4_E~0 := 2;~E_M~0 := 2;~E_1~0 := 2;~E_2~0 := 2;~E_3~0 := 2;~E_4~0 := 2;~token~0 := 0;~local~0 := 0; {26267#true} is VALID [2022-02-20 19:55:01,684 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2022-02-20 19:55:01,685 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1851896168] provided 0 perfect and 2 imperfect interpolant sequences [2022-02-20 19:55:01,685 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-02-20 19:55:01,685 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 4] total 11 [2022-02-20 19:55:01,685 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1942127753] [2022-02-20 19:55:01,685 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-02-20 19:55:01,686 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 13.727272727272727) internal successors, (151), 10 states have internal predecessors, (151), 7 states have call successors, (10), 6 states have call predecessors, (10), 5 states have return successors, (9), 7 states have call predecessors, (9), 7 states have call successors, (9) Word has length 69 [2022-02-20 19:55:01,686 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 19:55:01,686 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 11 states, 11 states have (on average 13.727272727272727) internal successors, (151), 10 states have internal predecessors, (151), 7 states have call successors, (10), 6 states have call predecessors, (10), 5 states have return successors, (9), 7 states have call predecessors, (9), 7 states have call successors, (9) [2022-02-20 19:55:01,782 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 170 edges. 170 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 19:55:01,783 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-02-20 19:55:01,783 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 19:55:01,783 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-02-20 19:55:01,783 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2022-02-20 19:55:01,784 INFO L87 Difference]: Start difference. First operand 834 states and 1104 transitions. Second operand has 11 states, 11 states have (on average 13.727272727272727) internal successors, (151), 10 states have internal predecessors, (151), 7 states have call successors, (10), 6 states have call predecessors, (10), 5 states have return successors, (9), 7 states have call predecessors, (9), 7 states have call successors, (9) [2022-02-20 19:55:05,770 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 19:55:05,770 INFO L93 Difference]: Finished difference Result 2344 states and 3042 transitions. [2022-02-20 19:55:05,770 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2022-02-20 19:55:05,770 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 13.727272727272727) internal successors, (151), 10 states have internal predecessors, (151), 7 states have call successors, (10), 6 states have call predecessors, (10), 5 states have return successors, (9), 7 states have call predecessors, (9), 7 states have call successors, (9) Word has length 69 [2022-02-20 19:55:05,771 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-20 19:55:05,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11 states, 11 states have (on average 13.727272727272727) internal successors, (151), 10 states have internal predecessors, (151), 7 states have call successors, (10), 6 states have call predecessors, (10), 5 states have return successors, (9), 7 states have call predecessors, (9), 7 states have call successors, (9) [2022-02-20 19:55:05,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 41 states and 891 transitions. [2022-02-20 19:55:05,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11 states, 11 states have (on average 13.727272727272727) internal successors, (151), 10 states have internal predecessors, (151), 7 states have call successors, (10), 6 states have call predecessors, (10), 5 states have return successors, (9), 7 states have call predecessors, (9), 7 states have call successors, (9) [2022-02-20 19:55:05,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 41 states and 891 transitions. [2022-02-20 19:55:05,787 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 41 states and 891 transitions. [2022-02-20 19:55:06,314 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 891 edges. 891 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 19:55:06,471 INFO L225 Difference]: With dead ends: 2344 [2022-02-20 19:55:06,472 INFO L226 Difference]: Without dead ends: 1848 [2022-02-20 19:55:06,473 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 194 GetRequests, 152 SyntacticMatches, 1 SemanticMatches, 41 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 463 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=324, Invalid=1482, Unknown=0, NotChecked=0, Total=1806 [2022-02-20 19:55:06,476 INFO L933 BasicCegarLoop]: 495 mSDtfsCounter, 1050 mSDsluCounter, 2313 mSDsCounter, 0 mSdLazyCounter, 1295 mSolverCounterSat, 80 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1075 SdHoareTripleChecker+Valid, 2808 SdHoareTripleChecker+Invalid, 1375 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 80 IncrementalHoareTripleChecker+Valid, 1295 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-02-20 19:55:06,477 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1075 Valid, 2808 Invalid, 1375 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [80 Valid, 1295 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-02-20 19:55:06,479 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1848 states. [2022-02-20 19:55:06,661 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1848 to 1213. [2022-02-20 19:55:06,662 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-20 19:55:06,663 INFO L82 GeneralOperation]: Start isEquivalent. First operand 1848 states. Second operand has 1213 states, 1073 states have (on average 1.277726001863933) internal successors, (1371), 1092 states have internal predecessors, (1371), 81 states have call successors, (81), 48 states have call predecessors, (81), 57 states have return successors, (118), 73 states have call predecessors, (118), 78 states have call successors, (118) [2022-02-20 19:55:06,665 INFO L74 IsIncluded]: Start isIncluded. First operand 1848 states. Second operand has 1213 states, 1073 states have (on average 1.277726001863933) internal successors, (1371), 1092 states have internal predecessors, (1371), 81 states have call successors, (81), 48 states have call predecessors, (81), 57 states have return successors, (118), 73 states have call predecessors, (118), 78 states have call successors, (118) [2022-02-20 19:55:06,666 INFO L87 Difference]: Start difference. First operand 1848 states. Second operand has 1213 states, 1073 states have (on average 1.277726001863933) internal successors, (1371), 1092 states have internal predecessors, (1371), 81 states have call successors, (81), 48 states have call predecessors, (81), 57 states have return successors, (118), 73 states have call predecessors, (118), 78 states have call successors, (118) [2022-02-20 19:55:06,766 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 19:55:06,766 INFO L93 Difference]: Finished difference Result 1848 states and 2348 transitions. [2022-02-20 19:55:06,766 INFO L276 IsEmpty]: Start isEmpty. Operand 1848 states and 2348 transitions. [2022-02-20 19:55:06,769 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 19:55:06,770 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 19:55:06,771 INFO L74 IsIncluded]: Start isIncluded. First operand has 1213 states, 1073 states have (on average 1.277726001863933) internal successors, (1371), 1092 states have internal predecessors, (1371), 81 states have call successors, (81), 48 states have call predecessors, (81), 57 states have return successors, (118), 73 states have call predecessors, (118), 78 states have call successors, (118) Second operand 1848 states. [2022-02-20 19:55:06,773 INFO L87 Difference]: Start difference. First operand has 1213 states, 1073 states have (on average 1.277726001863933) internal successors, (1371), 1092 states have internal predecessors, (1371), 81 states have call successors, (81), 48 states have call predecessors, (81), 57 states have return successors, (118), 73 states have call predecessors, (118), 78 states have call successors, (118) Second operand 1848 states. [2022-02-20 19:55:06,864 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 19:55:06,864 INFO L93 Difference]: Finished difference Result 1848 states and 2348 transitions. [2022-02-20 19:55:06,864 INFO L276 IsEmpty]: Start isEmpty. Operand 1848 states and 2348 transitions. [2022-02-20 19:55:06,867 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 19:55:06,867 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 19:55:06,868 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-20 19:55:06,868 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-20 19:55:06,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1213 states, 1073 states have (on average 1.277726001863933) internal successors, (1371), 1092 states have internal predecessors, (1371), 81 states have call successors, (81), 48 states have call predecessors, (81), 57 states have return successors, (118), 73 states have call predecessors, (118), 78 states have call successors, (118) [2022-02-20 19:55:06,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1213 states to 1213 states and 1570 transitions. [2022-02-20 19:55:06,926 INFO L78 Accepts]: Start accepts. Automaton has 1213 states and 1570 transitions. Word has length 69 [2022-02-20 19:55:06,926 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 19:55:06,926 INFO L470 AbstractCegarLoop]: Abstraction has 1213 states and 1570 transitions. [2022-02-20 19:55:06,927 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 13.727272727272727) internal successors, (151), 10 states have internal predecessors, (151), 7 states have call successors, (10), 6 states have call predecessors, (10), 5 states have return successors, (9), 7 states have call predecessors, (9), 7 states have call successors, (9) [2022-02-20 19:55:06,927 INFO L276 IsEmpty]: Start isEmpty. Operand 1213 states and 1570 transitions. [2022-02-20 19:55:06,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2022-02-20 19:55:06,932 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 19:55:06,932 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-20 19:55:06,950 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2022-02-20 19:55:07,150 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-20 19:55:07,150 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting error1Err0ASSERT_VIOLATIONERROR_FUNCTION === [error1Err0ASSERT_VIOLATIONERROR_FUNCTION, error2Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-20 19:55:07,150 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 19:55:07,150 INFO L85 PathProgramCache]: Analyzing trace with hash 484677058, now seen corresponding path program 1 times [2022-02-20 19:55:07,150 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 19:55:07,150 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [365694697] [2022-02-20 19:55:07,150 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 19:55:07,151 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 19:55:07,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 19:55:07,180 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-02-20 19:55:07,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 19:55:07,182 INFO L290 TraceCheckUtils]: 0: Hoare triple {35378#true} havoc ~__retres1~2; {35378#true} is VALID [2022-02-20 19:55:07,183 INFO L290 TraceCheckUtils]: 1: Hoare triple {35378#true} assume 0 == ~p_dw_st~0;~__retres1~2 := 1; {35378#true} is VALID [2022-02-20 19:55:07,183 INFO L290 TraceCheckUtils]: 2: Hoare triple {35378#true} #res := ~__retres1~2; {35378#true} is VALID [2022-02-20 19:55:07,183 INFO L290 TraceCheckUtils]: 3: Hoare triple {35378#true} assume true; {35378#true} is VALID [2022-02-20 19:55:07,183 INFO L284 TraceCheckUtils]: 4: Hoare quadruple {35378#true} {35378#true} #955#return; {35378#true} is VALID [2022-02-20 19:55:07,185 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2022-02-20 19:55:07,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 19:55:07,221 INFO L290 TraceCheckUtils]: 0: Hoare triple {35427#(and (= |old(~p_dw_st~0)| ~p_dw_st~0) (= ~c_dr_st~0 |old(~c_dr_st~0)|))} havoc ~tmp~0#1;havoc ~tmp___0~0#1;assume { :begin_inline_is_do_write_p_triggered } true;havoc is_do_write_p_triggered_#res#1;havoc is_do_write_p_triggered_~__retres1~0#1;havoc is_do_write_p_triggered_~__retres1~0#1; {35378#true} is VALID [2022-02-20 19:55:07,221 INFO L290 TraceCheckUtils]: 1: Hoare triple {35378#true} assume !(1 == ~p_dw_pc~0); {35378#true} is VALID [2022-02-20 19:55:07,221 INFO L290 TraceCheckUtils]: 2: Hoare triple {35378#true} is_do_write_p_triggered_~__retres1~0#1 := 0; {35378#true} is VALID [2022-02-20 19:55:07,221 INFO L290 TraceCheckUtils]: 3: Hoare triple {35378#true} is_do_write_p_triggered_#res#1 := is_do_write_p_triggered_~__retres1~0#1; {35378#true} is VALID [2022-02-20 19:55:07,221 INFO L290 TraceCheckUtils]: 4: Hoare triple {35378#true} #t~ret5#1 := is_do_write_p_triggered_#res#1;assume { :end_inline_is_do_write_p_triggered } true;assume -2147483648 <= #t~ret5#1 && #t~ret5#1 <= 2147483647;~tmp~0#1 := #t~ret5#1;havoc #t~ret5#1; {35378#true} is VALID [2022-02-20 19:55:07,221 INFO L290 TraceCheckUtils]: 5: Hoare triple {35378#true} assume !(0 != ~tmp~0#1); {35378#true} is VALID [2022-02-20 19:55:07,222 INFO L290 TraceCheckUtils]: 6: Hoare triple {35378#true} assume { :begin_inline_is_do_read_c_triggered } true;havoc is_do_read_c_triggered_#res#1;havoc is_do_read_c_triggered_~__retres1~1#1;havoc is_do_read_c_triggered_~__retres1~1#1; {35378#true} is VALID [2022-02-20 19:55:07,222 INFO L290 TraceCheckUtils]: 7: Hoare triple {35378#true} assume !(1 == ~c_dr_pc~0); {35378#true} is VALID [2022-02-20 19:55:07,222 INFO L290 TraceCheckUtils]: 8: Hoare triple {35378#true} is_do_read_c_triggered_~__retres1~1#1 := 0; {35428#(and (<= 0 |immediate_notify_threads_is_do_read_c_triggered_~__retres1~1#1|) (<= |immediate_notify_threads_is_do_read_c_triggered_~__retres1~1#1| 0))} is VALID [2022-02-20 19:55:07,222 INFO L290 TraceCheckUtils]: 9: Hoare triple {35428#(and (<= 0 |immediate_notify_threads_is_do_read_c_triggered_~__retres1~1#1|) (<= |immediate_notify_threads_is_do_read_c_triggered_~__retres1~1#1| 0))} is_do_read_c_triggered_#res#1 := is_do_read_c_triggered_~__retres1~1#1; {35429#(and (<= |immediate_notify_threads_is_do_read_c_triggered_#res#1| 0) (<= 0 |immediate_notify_threads_is_do_read_c_triggered_#res#1|))} is VALID [2022-02-20 19:55:07,223 INFO L290 TraceCheckUtils]: 10: Hoare triple {35429#(and (<= |immediate_notify_threads_is_do_read_c_triggered_#res#1| 0) (<= 0 |immediate_notify_threads_is_do_read_c_triggered_#res#1|))} #t~ret6#1 := is_do_read_c_triggered_#res#1;assume { :end_inline_is_do_read_c_triggered } true;assume -2147483648 <= #t~ret6#1 && #t~ret6#1 <= 2147483647;~tmp___0~0#1 := #t~ret6#1;havoc #t~ret6#1; {35430#(and (<= |immediate_notify_threads_~tmp___0~0#1| 0) (< 0 (+ |immediate_notify_threads_~tmp___0~0#1| 1)))} is VALID [2022-02-20 19:55:07,223 INFO L290 TraceCheckUtils]: 11: Hoare triple {35430#(and (<= |immediate_notify_threads_~tmp___0~0#1| 0) (< 0 (+ |immediate_notify_threads_~tmp___0~0#1| 1)))} assume 0 != ~tmp___0~0#1;~c_dr_st~0 := 0; {35379#false} is VALID [2022-02-20 19:55:07,223 INFO L290 TraceCheckUtils]: 12: Hoare triple {35379#false} assume true; {35379#false} is VALID [2022-02-20 19:55:07,223 INFO L284 TraceCheckUtils]: 13: Hoare quadruple {35379#false} {35378#true} #957#return; {35379#false} is VALID [2022-02-20 19:55:07,224 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2022-02-20 19:55:07,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 19:55:07,228 INFO L290 TraceCheckUtils]: 0: Hoare triple {35427#(and (= |old(~p_dw_st~0)| ~p_dw_st~0) (= ~c_dr_st~0 |old(~c_dr_st~0)|))} havoc ~tmp~0#1;havoc ~tmp___0~0#1;assume { :begin_inline_is_do_write_p_triggered } true;havoc is_do_write_p_triggered_#res#1;havoc is_do_write_p_triggered_~__retres1~0#1;havoc is_do_write_p_triggered_~__retres1~0#1; {35378#true} is VALID [2022-02-20 19:55:07,229 INFO L290 TraceCheckUtils]: 1: Hoare triple {35378#true} assume !(1 == ~p_dw_pc~0); {35378#true} is VALID [2022-02-20 19:55:07,229 INFO L290 TraceCheckUtils]: 2: Hoare triple {35378#true} is_do_write_p_triggered_~__retres1~0#1 := 0; {35378#true} is VALID [2022-02-20 19:55:07,229 INFO L290 TraceCheckUtils]: 3: Hoare triple {35378#true} is_do_write_p_triggered_#res#1 := is_do_write_p_triggered_~__retres1~0#1; {35378#true} is VALID [2022-02-20 19:55:07,229 INFO L290 TraceCheckUtils]: 4: Hoare triple {35378#true} #t~ret5#1 := is_do_write_p_triggered_#res#1;assume { :end_inline_is_do_write_p_triggered } true;assume -2147483648 <= #t~ret5#1 && #t~ret5#1 <= 2147483647;~tmp~0#1 := #t~ret5#1;havoc #t~ret5#1; {35378#true} is VALID [2022-02-20 19:55:07,229 INFO L290 TraceCheckUtils]: 5: Hoare triple {35378#true} assume !(0 != ~tmp~0#1); {35378#true} is VALID [2022-02-20 19:55:07,229 INFO L290 TraceCheckUtils]: 6: Hoare triple {35378#true} assume { :begin_inline_is_do_read_c_triggered } true;havoc is_do_read_c_triggered_#res#1;havoc is_do_read_c_triggered_~__retres1~1#1;havoc is_do_read_c_triggered_~__retres1~1#1; {35378#true} is VALID [2022-02-20 19:55:07,229 INFO L290 TraceCheckUtils]: 7: Hoare triple {35378#true} assume !(1 == ~c_dr_pc~0); {35378#true} is VALID [2022-02-20 19:55:07,229 INFO L290 TraceCheckUtils]: 8: Hoare triple {35378#true} is_do_read_c_triggered_~__retres1~1#1 := 0; {35378#true} is VALID [2022-02-20 19:55:07,229 INFO L290 TraceCheckUtils]: 9: Hoare triple {35378#true} is_do_read_c_triggered_#res#1 := is_do_read_c_triggered_~__retres1~1#1; {35378#true} is VALID [2022-02-20 19:55:07,229 INFO L290 TraceCheckUtils]: 10: Hoare triple {35378#true} #t~ret6#1 := is_do_read_c_triggered_#res#1;assume { :end_inline_is_do_read_c_triggered } true;assume -2147483648 <= #t~ret6#1 && #t~ret6#1 <= 2147483647;~tmp___0~0#1 := #t~ret6#1;havoc #t~ret6#1; {35378#true} is VALID [2022-02-20 19:55:07,230 INFO L290 TraceCheckUtils]: 11: Hoare triple {35378#true} assume 0 != ~tmp___0~0#1;~c_dr_st~0 := 0; {35378#true} is VALID [2022-02-20 19:55:07,230 INFO L290 TraceCheckUtils]: 12: Hoare triple {35378#true} assume true; {35378#true} is VALID [2022-02-20 19:55:07,230 INFO L284 TraceCheckUtils]: 13: Hoare quadruple {35378#true} {35379#false} #957#return; {35379#false} is VALID [2022-02-20 19:55:07,230 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2022-02-20 19:55:07,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 19:55:07,236 INFO L290 TraceCheckUtils]: 0: Hoare triple {35427#(and (= |old(~p_dw_st~0)| ~p_dw_st~0) (= ~c_dr_st~0 |old(~c_dr_st~0)|))} havoc ~tmp~0#1;havoc ~tmp___0~0#1;assume { :begin_inline_is_do_write_p_triggered } true;havoc is_do_write_p_triggered_#res#1;havoc is_do_write_p_triggered_~__retres1~0#1;havoc is_do_write_p_triggered_~__retres1~0#1; {35378#true} is VALID [2022-02-20 19:55:07,236 INFO L290 TraceCheckUtils]: 1: Hoare triple {35378#true} assume 1 == ~p_dw_pc~0; {35378#true} is VALID [2022-02-20 19:55:07,236 INFO L290 TraceCheckUtils]: 2: Hoare triple {35378#true} assume 1 == ~q_read_ev~0;is_do_write_p_triggered_~__retres1~0#1 := 1; {35378#true} is VALID [2022-02-20 19:55:07,236 INFO L290 TraceCheckUtils]: 3: Hoare triple {35378#true} is_do_write_p_triggered_#res#1 := is_do_write_p_triggered_~__retres1~0#1; {35378#true} is VALID [2022-02-20 19:55:07,236 INFO L290 TraceCheckUtils]: 4: Hoare triple {35378#true} #t~ret5#1 := is_do_write_p_triggered_#res#1;assume { :end_inline_is_do_write_p_triggered } true;assume -2147483648 <= #t~ret5#1 && #t~ret5#1 <= 2147483647;~tmp~0#1 := #t~ret5#1;havoc #t~ret5#1; {35378#true} is VALID [2022-02-20 19:55:07,236 INFO L290 TraceCheckUtils]: 5: Hoare triple {35378#true} assume 0 != ~tmp~0#1;~p_dw_st~0 := 0; {35378#true} is VALID [2022-02-20 19:55:07,237 INFO L290 TraceCheckUtils]: 6: Hoare triple {35378#true} assume { :begin_inline_is_do_read_c_triggered } true;havoc is_do_read_c_triggered_#res#1;havoc is_do_read_c_triggered_~__retres1~1#1;havoc is_do_read_c_triggered_~__retres1~1#1; {35378#true} is VALID [2022-02-20 19:55:07,237 INFO L290 TraceCheckUtils]: 7: Hoare triple {35378#true} assume !(1 == ~c_dr_pc~0); {35378#true} is VALID [2022-02-20 19:55:07,237 INFO L290 TraceCheckUtils]: 8: Hoare triple {35378#true} is_do_read_c_triggered_~__retres1~1#1 := 0; {35378#true} is VALID [2022-02-20 19:55:07,237 INFO L290 TraceCheckUtils]: 9: Hoare triple {35378#true} is_do_read_c_triggered_#res#1 := is_do_read_c_triggered_~__retres1~1#1; {35378#true} is VALID [2022-02-20 19:55:07,237 INFO L290 TraceCheckUtils]: 10: Hoare triple {35378#true} #t~ret6#1 := is_do_read_c_triggered_#res#1;assume { :end_inline_is_do_read_c_triggered } true;assume -2147483648 <= #t~ret6#1 && #t~ret6#1 <= 2147483647;~tmp___0~0#1 := #t~ret6#1;havoc #t~ret6#1; {35378#true} is VALID [2022-02-20 19:55:07,237 INFO L290 TraceCheckUtils]: 11: Hoare triple {35378#true} assume 0 != ~tmp___0~0#1;~c_dr_st~0 := 0; {35378#true} is VALID [2022-02-20 19:55:07,237 INFO L290 TraceCheckUtils]: 12: Hoare triple {35378#true} assume true; {35378#true} is VALID [2022-02-20 19:55:07,237 INFO L284 TraceCheckUtils]: 13: Hoare quadruple {35378#true} {35379#false} #959#return; {35379#false} is VALID [2022-02-20 19:55:07,238 INFO L290 TraceCheckUtils]: 0: Hoare triple {35378#true} assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(19, 2);call #Ultimate.allocInit(12, 3);~q_buf_0~0 := 0;~q_free~0 := 0;~q_read_ev~0 := 0;~q_write_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;~m_pc~0 := 0;~t1_pc~0 := 0;~t2_pc~0 := 0;~t3_pc~0 := 0;~t4_pc~0 := 0;~m_st~0 := 0;~t1_st~0 := 0;~t2_st~0 := 0;~t3_st~0 := 0;~t4_st~0 := 0;~m_i~0 := 0;~t1_i~0 := 0;~t2_i~0 := 0;~t3_i~0 := 0;~t4_i~0 := 0;~M_E~0 := 2;~T1_E~0 := 2;~T2_E~0 := 2;~T3_E~0 := 2;~T4_E~0 := 2;~E_M~0 := 2;~E_1~0 := 2;~E_2~0 := 2;~E_3~0 := 2;~E_4~0 := 2;~token~0 := 0;~local~0 := 0; {35378#true} is VALID [2022-02-20 19:55:07,238 INFO L290 TraceCheckUtils]: 1: Hoare triple {35378#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet33#1, main_#t~ret34#1, main_#t~ret35#1;assume -2147483648 <= main_#t~nondet33#1 && main_#t~nondet33#1 <= 2147483647; {35378#true} is VALID [2022-02-20 19:55:07,238 INFO L290 TraceCheckUtils]: 2: Hoare triple {35378#true} assume 0 != main_#t~nondet33#1;havoc main_#t~nondet33#1;assume { :begin_inline_main1 } true;havoc main1_#res#1;havoc main1_~__retres1~3#1;havoc main1_~__retres1~3#1;assume { :begin_inline_init_model1 } true;~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; {35378#true} is VALID [2022-02-20 19:55:07,238 INFO L290 TraceCheckUtils]: 3: Hoare triple {35378#true} assume { :end_inline_init_model1 } true;assume { :begin_inline_start_simulation1 } true;havoc start_simulation1_#t~ret12#1, start_simulation1_~kernel_st~0#1, start_simulation1_~tmp~3#1;havoc start_simulation1_~kernel_st~0#1;havoc start_simulation1_~tmp~3#1;start_simulation1_~kernel_st~0#1 := 0;assume { :begin_inline_init_threads1 } true; {35378#true} is VALID [2022-02-20 19:55:07,238 INFO L290 TraceCheckUtils]: 4: Hoare triple {35378#true} assume 1 == ~p_dw_i~0;~p_dw_st~0 := 0; {35378#true} is VALID [2022-02-20 19:55:07,238 INFO L290 TraceCheckUtils]: 5: Hoare triple {35378#true} assume 1 == ~c_dr_i~0;~c_dr_st~0 := 0; {35378#true} is VALID [2022-02-20 19:55:07,238 INFO L290 TraceCheckUtils]: 6: Hoare triple {35378#true} assume { :end_inline_init_threads1 } true; {35378#true} is VALID [2022-02-20 19:55:07,238 INFO L290 TraceCheckUtils]: 7: Hoare triple {35378#true} assume !false; {35378#true} is VALID [2022-02-20 19:55:07,239 INFO L290 TraceCheckUtils]: 8: Hoare triple {35378#true} start_simulation1_~kernel_st~0#1 := 1;assume { :begin_inline_eval1 } true;havoc eval1_#t~ret8#1, eval1_#t~nondet9#1, eval1_#t~nondet10#1, eval1_~tmp~1#1, eval1_~tmp___0~1#1, eval1_~tmp___1~0#1;havoc eval1_~tmp~1#1;havoc eval1_~tmp___0~1#1;havoc eval1_~tmp___1~0#1; {35378#true} is VALID [2022-02-20 19:55:07,239 INFO L290 TraceCheckUtils]: 9: Hoare triple {35378#true} assume !false; {35378#true} is VALID [2022-02-20 19:55:07,239 INFO L272 TraceCheckUtils]: 10: Hoare triple {35378#true} call eval1_#t~ret8#1 := exists_runnable_thread1(); {35378#true} is VALID [2022-02-20 19:55:07,239 INFO L290 TraceCheckUtils]: 11: Hoare triple {35378#true} havoc ~__retres1~2; {35378#true} is VALID [2022-02-20 19:55:07,239 INFO L290 TraceCheckUtils]: 12: Hoare triple {35378#true} assume 0 == ~p_dw_st~0;~__retres1~2 := 1; {35378#true} is VALID [2022-02-20 19:55:07,239 INFO L290 TraceCheckUtils]: 13: Hoare triple {35378#true} #res := ~__retres1~2; {35378#true} is VALID [2022-02-20 19:55:07,239 INFO L290 TraceCheckUtils]: 14: Hoare triple {35378#true} assume true; {35378#true} is VALID [2022-02-20 19:55:07,239 INFO L284 TraceCheckUtils]: 15: Hoare quadruple {35378#true} {35378#true} #955#return; {35378#true} is VALID [2022-02-20 19:55:07,239 INFO L290 TraceCheckUtils]: 16: Hoare triple {35378#true} assume -2147483648 <= eval1_#t~ret8#1 && eval1_#t~ret8#1 <= 2147483647;eval1_~tmp___1~0#1 := eval1_#t~ret8#1;havoc eval1_#t~ret8#1; {35378#true} is VALID [2022-02-20 19:55:07,239 INFO L290 TraceCheckUtils]: 17: Hoare triple {35378#true} assume 0 != eval1_~tmp___1~0#1; {35378#true} is VALID [2022-02-20 19:55:07,240 INFO L290 TraceCheckUtils]: 18: Hoare triple {35378#true} assume 0 == ~p_dw_st~0;assume -2147483648 <= eval1_#t~nondet9#1 && eval1_#t~nondet9#1 <= 2147483647;eval1_~tmp~1#1 := eval1_#t~nondet9#1;havoc eval1_#t~nondet9#1; {35378#true} is VALID [2022-02-20 19:55:07,240 INFO L290 TraceCheckUtils]: 19: Hoare triple {35378#true} assume 0 != eval1_~tmp~1#1;~p_dw_st~0 := 1;assume { :begin_inline_do_write_p } true;havoc do_write_p_#t~nondet7#1; {35378#true} is VALID [2022-02-20 19:55:07,240 INFO L290 TraceCheckUtils]: 20: Hoare triple {35378#true} assume 0 == ~p_dw_pc~0; {35378#true} is VALID [2022-02-20 19:55:07,240 INFO L290 TraceCheckUtils]: 21: Hoare triple {35378#true} assume !false; {35378#true} is VALID [2022-02-20 19:55:07,240 INFO L290 TraceCheckUtils]: 22: Hoare triple {35378#true} assume !(0 == ~q_free~0); {35378#true} is VALID [2022-02-20 19:55:07,240 INFO L290 TraceCheckUtils]: 23: Hoare triple {35378#true} assume -2147483648 <= do_write_p_#t~nondet7#1 && do_write_p_#t~nondet7#1 <= 2147483647;~q_buf_0~0 := do_write_p_#t~nondet7#1;havoc do_write_p_#t~nondet7#1;~p_last_write~0 := ~q_buf_0~0;~p_num_write~0 := 1 + ~p_num_write~0;~q_free~0 := 0;~q_write_ev~0 := 1; {35378#true} is VALID [2022-02-20 19:55:07,240 INFO L272 TraceCheckUtils]: 24: Hoare triple {35378#true} call immediate_notify_threads(); {35427#(and (= |old(~p_dw_st~0)| ~p_dw_st~0) (= ~c_dr_st~0 |old(~c_dr_st~0)|))} is VALID [2022-02-20 19:55:07,241 INFO L290 TraceCheckUtils]: 25: Hoare triple {35427#(and (= |old(~p_dw_st~0)| ~p_dw_st~0) (= ~c_dr_st~0 |old(~c_dr_st~0)|))} havoc ~tmp~0#1;havoc ~tmp___0~0#1;assume { :begin_inline_is_do_write_p_triggered } true;havoc is_do_write_p_triggered_#res#1;havoc is_do_write_p_triggered_~__retres1~0#1;havoc is_do_write_p_triggered_~__retres1~0#1; {35378#true} is VALID [2022-02-20 19:55:07,241 INFO L290 TraceCheckUtils]: 26: Hoare triple {35378#true} assume !(1 == ~p_dw_pc~0); {35378#true} is VALID [2022-02-20 19:55:07,241 INFO L290 TraceCheckUtils]: 27: Hoare triple {35378#true} is_do_write_p_triggered_~__retres1~0#1 := 0; {35378#true} is VALID [2022-02-20 19:55:07,241 INFO L290 TraceCheckUtils]: 28: Hoare triple {35378#true} is_do_write_p_triggered_#res#1 := is_do_write_p_triggered_~__retres1~0#1; {35378#true} is VALID [2022-02-20 19:55:07,241 INFO L290 TraceCheckUtils]: 29: Hoare triple {35378#true} #t~ret5#1 := is_do_write_p_triggered_#res#1;assume { :end_inline_is_do_write_p_triggered } true;assume -2147483648 <= #t~ret5#1 && #t~ret5#1 <= 2147483647;~tmp~0#1 := #t~ret5#1;havoc #t~ret5#1; {35378#true} is VALID [2022-02-20 19:55:07,241 INFO L290 TraceCheckUtils]: 30: Hoare triple {35378#true} assume !(0 != ~tmp~0#1); {35378#true} is VALID [2022-02-20 19:55:07,241 INFO L290 TraceCheckUtils]: 31: Hoare triple {35378#true} assume { :begin_inline_is_do_read_c_triggered } true;havoc is_do_read_c_triggered_#res#1;havoc is_do_read_c_triggered_~__retres1~1#1;havoc is_do_read_c_triggered_~__retres1~1#1; {35378#true} is VALID [2022-02-20 19:55:07,241 INFO L290 TraceCheckUtils]: 32: Hoare triple {35378#true} assume !(1 == ~c_dr_pc~0); {35378#true} is VALID [2022-02-20 19:55:07,242 INFO L290 TraceCheckUtils]: 33: Hoare triple {35378#true} is_do_read_c_triggered_~__retres1~1#1 := 0; {35428#(and (<= 0 |immediate_notify_threads_is_do_read_c_triggered_~__retres1~1#1|) (<= |immediate_notify_threads_is_do_read_c_triggered_~__retres1~1#1| 0))} is VALID [2022-02-20 19:55:07,242 INFO L290 TraceCheckUtils]: 34: Hoare triple {35428#(and (<= 0 |immediate_notify_threads_is_do_read_c_triggered_~__retres1~1#1|) (<= |immediate_notify_threads_is_do_read_c_triggered_~__retres1~1#1| 0))} is_do_read_c_triggered_#res#1 := is_do_read_c_triggered_~__retres1~1#1; {35429#(and (<= |immediate_notify_threads_is_do_read_c_triggered_#res#1| 0) (<= 0 |immediate_notify_threads_is_do_read_c_triggered_#res#1|))} is VALID [2022-02-20 19:55:07,242 INFO L290 TraceCheckUtils]: 35: Hoare triple {35429#(and (<= |immediate_notify_threads_is_do_read_c_triggered_#res#1| 0) (<= 0 |immediate_notify_threads_is_do_read_c_triggered_#res#1|))} #t~ret6#1 := is_do_read_c_triggered_#res#1;assume { :end_inline_is_do_read_c_triggered } true;assume -2147483648 <= #t~ret6#1 && #t~ret6#1 <= 2147483647;~tmp___0~0#1 := #t~ret6#1;havoc #t~ret6#1; {35430#(and (<= |immediate_notify_threads_~tmp___0~0#1| 0) (< 0 (+ |immediate_notify_threads_~tmp___0~0#1| 1)))} is VALID [2022-02-20 19:55:07,243 INFO L290 TraceCheckUtils]: 36: Hoare triple {35430#(and (<= |immediate_notify_threads_~tmp___0~0#1| 0) (< 0 (+ |immediate_notify_threads_~tmp___0~0#1| 1)))} assume 0 != ~tmp___0~0#1;~c_dr_st~0 := 0; {35379#false} is VALID [2022-02-20 19:55:07,243 INFO L290 TraceCheckUtils]: 37: Hoare triple {35379#false} assume true; {35379#false} is VALID [2022-02-20 19:55:07,243 INFO L284 TraceCheckUtils]: 38: Hoare quadruple {35379#false} {35378#true} #957#return; {35379#false} is VALID [2022-02-20 19:55:07,243 INFO L290 TraceCheckUtils]: 39: Hoare triple {35379#false} ~q_write_ev~0 := 2; {35379#false} is VALID [2022-02-20 19:55:07,243 INFO L290 TraceCheckUtils]: 40: Hoare triple {35379#false} assume !false; {35379#false} is VALID [2022-02-20 19:55:07,243 INFO L290 TraceCheckUtils]: 41: Hoare triple {35379#false} assume !(0 == ~q_free~0); {35379#false} is VALID [2022-02-20 19:55:07,243 INFO L290 TraceCheckUtils]: 42: Hoare triple {35379#false} assume -2147483648 <= do_write_p_#t~nondet7#1 && do_write_p_#t~nondet7#1 <= 2147483647;~q_buf_0~0 := do_write_p_#t~nondet7#1;havoc do_write_p_#t~nondet7#1;~p_last_write~0 := ~q_buf_0~0;~p_num_write~0 := 1 + ~p_num_write~0;~q_free~0 := 0;~q_write_ev~0 := 1; {35379#false} is VALID [2022-02-20 19:55:07,243 INFO L272 TraceCheckUtils]: 43: Hoare triple {35379#false} call immediate_notify_threads(); {35427#(and (= |old(~p_dw_st~0)| ~p_dw_st~0) (= ~c_dr_st~0 |old(~c_dr_st~0)|))} is VALID [2022-02-20 19:55:07,243 INFO L290 TraceCheckUtils]: 44: Hoare triple {35427#(and (= |old(~p_dw_st~0)| ~p_dw_st~0) (= ~c_dr_st~0 |old(~c_dr_st~0)|))} havoc ~tmp~0#1;havoc ~tmp___0~0#1;assume { :begin_inline_is_do_write_p_triggered } true;havoc is_do_write_p_triggered_#res#1;havoc is_do_write_p_triggered_~__retres1~0#1;havoc is_do_write_p_triggered_~__retres1~0#1; {35378#true} is VALID [2022-02-20 19:55:07,244 INFO L290 TraceCheckUtils]: 45: Hoare triple {35378#true} assume !(1 == ~p_dw_pc~0); {35378#true} is VALID [2022-02-20 19:55:07,244 INFO L290 TraceCheckUtils]: 46: Hoare triple {35378#true} is_do_write_p_triggered_~__retres1~0#1 := 0; {35378#true} is VALID [2022-02-20 19:55:07,244 INFO L290 TraceCheckUtils]: 47: Hoare triple {35378#true} is_do_write_p_triggered_#res#1 := is_do_write_p_triggered_~__retres1~0#1; {35378#true} is VALID [2022-02-20 19:55:07,244 INFO L290 TraceCheckUtils]: 48: Hoare triple {35378#true} #t~ret5#1 := is_do_write_p_triggered_#res#1;assume { :end_inline_is_do_write_p_triggered } true;assume -2147483648 <= #t~ret5#1 && #t~ret5#1 <= 2147483647;~tmp~0#1 := #t~ret5#1;havoc #t~ret5#1; {35378#true} is VALID [2022-02-20 19:55:07,244 INFO L290 TraceCheckUtils]: 49: Hoare triple {35378#true} assume !(0 != ~tmp~0#1); {35378#true} is VALID [2022-02-20 19:55:07,244 INFO L290 TraceCheckUtils]: 50: Hoare triple {35378#true} assume { :begin_inline_is_do_read_c_triggered } true;havoc is_do_read_c_triggered_#res#1;havoc is_do_read_c_triggered_~__retres1~1#1;havoc is_do_read_c_triggered_~__retres1~1#1; {35378#true} is VALID [2022-02-20 19:55:07,244 INFO L290 TraceCheckUtils]: 51: Hoare triple {35378#true} assume !(1 == ~c_dr_pc~0); {35378#true} is VALID [2022-02-20 19:55:07,244 INFO L290 TraceCheckUtils]: 52: Hoare triple {35378#true} is_do_read_c_triggered_~__retres1~1#1 := 0; {35378#true} is VALID [2022-02-20 19:55:07,244 INFO L290 TraceCheckUtils]: 53: Hoare triple {35378#true} is_do_read_c_triggered_#res#1 := is_do_read_c_triggered_~__retres1~1#1; {35378#true} is VALID [2022-02-20 19:55:07,244 INFO L290 TraceCheckUtils]: 54: Hoare triple {35378#true} #t~ret6#1 := is_do_read_c_triggered_#res#1;assume { :end_inline_is_do_read_c_triggered } true;assume -2147483648 <= #t~ret6#1 && #t~ret6#1 <= 2147483647;~tmp___0~0#1 := #t~ret6#1;havoc #t~ret6#1; {35378#true} is VALID [2022-02-20 19:55:07,244 INFO L290 TraceCheckUtils]: 55: Hoare triple {35378#true} assume 0 != ~tmp___0~0#1;~c_dr_st~0 := 0; {35378#true} is VALID [2022-02-20 19:55:07,245 INFO L290 TraceCheckUtils]: 56: Hoare triple {35378#true} assume true; {35378#true} is VALID [2022-02-20 19:55:07,245 INFO L284 TraceCheckUtils]: 57: Hoare quadruple {35378#true} {35379#false} #957#return; {35379#false} is VALID [2022-02-20 19:55:07,245 INFO L290 TraceCheckUtils]: 58: Hoare triple {35379#false} ~q_write_ev~0 := 2; {35379#false} is VALID [2022-02-20 19:55:07,245 INFO L290 TraceCheckUtils]: 59: Hoare triple {35379#false} assume !false; {35379#false} is VALID [2022-02-20 19:55:07,245 INFO L290 TraceCheckUtils]: 60: Hoare triple {35379#false} assume 0 == ~q_free~0;~p_dw_st~0 := 2;~p_dw_pc~0 := 1; {35379#false} is VALID [2022-02-20 19:55:07,245 INFO L290 TraceCheckUtils]: 61: Hoare triple {35379#false} assume { :end_inline_do_write_p } true; {35379#false} is VALID [2022-02-20 19:55:07,245 INFO L290 TraceCheckUtils]: 62: Hoare triple {35379#false} assume 0 == ~c_dr_st~0;assume -2147483648 <= eval1_#t~nondet10#1 && eval1_#t~nondet10#1 <= 2147483647;eval1_~tmp___0~1#1 := eval1_#t~nondet10#1;havoc eval1_#t~nondet10#1; {35379#false} is VALID [2022-02-20 19:55:07,245 INFO L290 TraceCheckUtils]: 63: Hoare triple {35379#false} assume 0 != eval1_~tmp___0~1#1;~c_dr_st~0 := 1;assume { :begin_inline_do_read_c } true;havoc do_read_c_~a~0#1;havoc do_read_c_~a~0#1; {35379#false} is VALID [2022-02-20 19:55:07,245 INFO L290 TraceCheckUtils]: 64: Hoare triple {35379#false} assume 0 == ~c_dr_pc~0; {35379#false} is VALID [2022-02-20 19:55:07,245 INFO L290 TraceCheckUtils]: 65: Hoare triple {35379#false} assume !false; {35379#false} is VALID [2022-02-20 19:55:07,245 INFO L290 TraceCheckUtils]: 66: Hoare triple {35379#false} assume !(1 == ~q_free~0); {35379#false} is VALID [2022-02-20 19:55:07,245 INFO L290 TraceCheckUtils]: 67: Hoare triple {35379#false} do_read_c_~a~0#1 := ~q_buf_0~0;~c_last_read~0 := do_read_c_~a~0#1;~c_num_read~0 := 1 + ~c_num_read~0;~q_free~0 := 1;~q_read_ev~0 := 1; {35379#false} is VALID [2022-02-20 19:55:07,245 INFO L272 TraceCheckUtils]: 68: Hoare triple {35379#false} call immediate_notify_threads(); {35427#(and (= |old(~p_dw_st~0)| ~p_dw_st~0) (= ~c_dr_st~0 |old(~c_dr_st~0)|))} is VALID [2022-02-20 19:55:07,245 INFO L290 TraceCheckUtils]: 69: Hoare triple {35427#(and (= |old(~p_dw_st~0)| ~p_dw_st~0) (= ~c_dr_st~0 |old(~c_dr_st~0)|))} havoc ~tmp~0#1;havoc ~tmp___0~0#1;assume { :begin_inline_is_do_write_p_triggered } true;havoc is_do_write_p_triggered_#res#1;havoc is_do_write_p_triggered_~__retres1~0#1;havoc is_do_write_p_triggered_~__retres1~0#1; {35378#true} is VALID [2022-02-20 19:55:07,245 INFO L290 TraceCheckUtils]: 70: Hoare triple {35378#true} assume 1 == ~p_dw_pc~0; {35378#true} is VALID [2022-02-20 19:55:07,245 INFO L290 TraceCheckUtils]: 71: Hoare triple {35378#true} assume 1 == ~q_read_ev~0;is_do_write_p_triggered_~__retres1~0#1 := 1; {35378#true} is VALID [2022-02-20 19:55:07,245 INFO L290 TraceCheckUtils]: 72: Hoare triple {35378#true} is_do_write_p_triggered_#res#1 := is_do_write_p_triggered_~__retres1~0#1; {35378#true} is VALID [2022-02-20 19:55:07,245 INFO L290 TraceCheckUtils]: 73: Hoare triple {35378#true} #t~ret5#1 := is_do_write_p_triggered_#res#1;assume { :end_inline_is_do_write_p_triggered } true;assume -2147483648 <= #t~ret5#1 && #t~ret5#1 <= 2147483647;~tmp~0#1 := #t~ret5#1;havoc #t~ret5#1; {35378#true} is VALID [2022-02-20 19:55:07,245 INFO L290 TraceCheckUtils]: 74: Hoare triple {35378#true} assume 0 != ~tmp~0#1;~p_dw_st~0 := 0; {35378#true} is VALID [2022-02-20 19:55:07,245 INFO L290 TraceCheckUtils]: 75: Hoare triple {35378#true} assume { :begin_inline_is_do_read_c_triggered } true;havoc is_do_read_c_triggered_#res#1;havoc is_do_read_c_triggered_~__retres1~1#1;havoc is_do_read_c_triggered_~__retres1~1#1; {35378#true} is VALID [2022-02-20 19:55:07,245 INFO L290 TraceCheckUtils]: 76: Hoare triple {35378#true} assume !(1 == ~c_dr_pc~0); {35378#true} is VALID [2022-02-20 19:55:07,245 INFO L290 TraceCheckUtils]: 77: Hoare triple {35378#true} is_do_read_c_triggered_~__retres1~1#1 := 0; {35378#true} is VALID [2022-02-20 19:55:07,245 INFO L290 TraceCheckUtils]: 78: Hoare triple {35378#true} is_do_read_c_triggered_#res#1 := is_do_read_c_triggered_~__retres1~1#1; {35378#true} is VALID [2022-02-20 19:55:07,245 INFO L290 TraceCheckUtils]: 79: Hoare triple {35378#true} #t~ret6#1 := is_do_read_c_triggered_#res#1;assume { :end_inline_is_do_read_c_triggered } true;assume -2147483648 <= #t~ret6#1 && #t~ret6#1 <= 2147483647;~tmp___0~0#1 := #t~ret6#1;havoc #t~ret6#1; {35378#true} is VALID [2022-02-20 19:55:07,246 INFO L290 TraceCheckUtils]: 80: Hoare triple {35378#true} assume 0 != ~tmp___0~0#1;~c_dr_st~0 := 0; {35378#true} is VALID [2022-02-20 19:55:07,246 INFO L290 TraceCheckUtils]: 81: Hoare triple {35378#true} assume true; {35378#true} is VALID [2022-02-20 19:55:07,246 INFO L284 TraceCheckUtils]: 82: Hoare quadruple {35378#true} {35379#false} #959#return; {35379#false} is VALID [2022-02-20 19:55:07,246 INFO L290 TraceCheckUtils]: 83: Hoare triple {35379#false} ~q_read_ev~0 := 2; {35379#false} is VALID [2022-02-20 19:55:07,246 INFO L290 TraceCheckUtils]: 84: Hoare triple {35379#false} assume ~p_last_write~0 == ~c_last_read~0; {35379#false} is VALID [2022-02-20 19:55:07,246 INFO L290 TraceCheckUtils]: 85: Hoare triple {35379#false} assume !(~p_num_write~0 == ~c_num_read~0); {35379#false} is VALID [2022-02-20 19:55:07,246 INFO L272 TraceCheckUtils]: 86: Hoare triple {35379#false} call error1(); {35379#false} is VALID [2022-02-20 19:55:07,246 INFO L290 TraceCheckUtils]: 87: Hoare triple {35379#false} assume !false; {35379#false} is VALID [2022-02-20 19:55:07,246 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 6 proven. 10 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2022-02-20 19:55:07,246 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 19:55:07,246 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [365694697] [2022-02-20 19:55:07,246 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [365694697] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-20 19:55:07,246 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1326544161] [2022-02-20 19:55:07,246 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 19:55:07,247 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-20 19:55:07,247 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-20 19:55:07,248 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-02-20 19:55:07,248 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-02-20 19:55:07,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 19:55:07,336 INFO L263 TraceCheckSpWp]: Trace formula consists of 358 conjuncts, 3 conjunts are in the unsatisfiable core [2022-02-20 19:55:07,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 19:55:07,360 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-20 19:55:07,500 INFO L290 TraceCheckUtils]: 0: Hoare triple {35378#true} assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(19, 2);call #Ultimate.allocInit(12, 3);~q_buf_0~0 := 0;~q_free~0 := 0;~q_read_ev~0 := 0;~q_write_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;~m_pc~0 := 0;~t1_pc~0 := 0;~t2_pc~0 := 0;~t3_pc~0 := 0;~t4_pc~0 := 0;~m_st~0 := 0;~t1_st~0 := 0;~t2_st~0 := 0;~t3_st~0 := 0;~t4_st~0 := 0;~m_i~0 := 0;~t1_i~0 := 0;~t2_i~0 := 0;~t3_i~0 := 0;~t4_i~0 := 0;~M_E~0 := 2;~T1_E~0 := 2;~T2_E~0 := 2;~T3_E~0 := 2;~T4_E~0 := 2;~E_M~0 := 2;~E_1~0 := 2;~E_2~0 := 2;~E_3~0 := 2;~E_4~0 := 2;~token~0 := 0;~local~0 := 0; {35378#true} is VALID [2022-02-20 19:55:07,501 INFO L290 TraceCheckUtils]: 1: Hoare triple {35378#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet33#1, main_#t~ret34#1, main_#t~ret35#1;assume -2147483648 <= main_#t~nondet33#1 && main_#t~nondet33#1 <= 2147483647; {35378#true} is VALID [2022-02-20 19:55:07,501 INFO L290 TraceCheckUtils]: 2: Hoare triple {35378#true} assume 0 != main_#t~nondet33#1;havoc main_#t~nondet33#1;assume { :begin_inline_main1 } true;havoc main1_#res#1;havoc main1_~__retres1~3#1;havoc main1_~__retres1~3#1;assume { :begin_inline_init_model1 } true;~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; {35378#true} is VALID [2022-02-20 19:55:07,501 INFO L290 TraceCheckUtils]: 3: Hoare triple {35378#true} assume { :end_inline_init_model1 } true;assume { :begin_inline_start_simulation1 } true;havoc start_simulation1_#t~ret12#1, start_simulation1_~kernel_st~0#1, start_simulation1_~tmp~3#1;havoc start_simulation1_~kernel_st~0#1;havoc start_simulation1_~tmp~3#1;start_simulation1_~kernel_st~0#1 := 0;assume { :begin_inline_init_threads1 } true; {35378#true} is VALID [2022-02-20 19:55:07,501 INFO L290 TraceCheckUtils]: 4: Hoare triple {35378#true} assume 1 == ~p_dw_i~0;~p_dw_st~0 := 0; {35378#true} is VALID [2022-02-20 19:55:07,501 INFO L290 TraceCheckUtils]: 5: Hoare triple {35378#true} assume 1 == ~c_dr_i~0;~c_dr_st~0 := 0; {35378#true} is VALID [2022-02-20 19:55:07,501 INFO L290 TraceCheckUtils]: 6: Hoare triple {35378#true} assume { :end_inline_init_threads1 } true; {35378#true} is VALID [2022-02-20 19:55:07,501 INFO L290 TraceCheckUtils]: 7: Hoare triple {35378#true} assume !false; {35378#true} is VALID [2022-02-20 19:55:07,501 INFO L290 TraceCheckUtils]: 8: Hoare triple {35378#true} start_simulation1_~kernel_st~0#1 := 1;assume { :begin_inline_eval1 } true;havoc eval1_#t~ret8#1, eval1_#t~nondet9#1, eval1_#t~nondet10#1, eval1_~tmp~1#1, eval1_~tmp___0~1#1, eval1_~tmp___1~0#1;havoc eval1_~tmp~1#1;havoc eval1_~tmp___0~1#1;havoc eval1_~tmp___1~0#1; {35378#true} is VALID [2022-02-20 19:55:07,501 INFO L290 TraceCheckUtils]: 9: Hoare triple {35378#true} assume !false; {35378#true} is VALID [2022-02-20 19:55:07,501 INFO L272 TraceCheckUtils]: 10: Hoare triple {35378#true} call eval1_#t~ret8#1 := exists_runnable_thread1(); {35378#true} is VALID [2022-02-20 19:55:07,501 INFO L290 TraceCheckUtils]: 11: Hoare triple {35378#true} havoc ~__retres1~2; {35378#true} is VALID [2022-02-20 19:55:07,501 INFO L290 TraceCheckUtils]: 12: Hoare triple {35378#true} assume 0 == ~p_dw_st~0;~__retres1~2 := 1; {35378#true} is VALID [2022-02-20 19:55:07,502 INFO L290 TraceCheckUtils]: 13: Hoare triple {35378#true} #res := ~__retres1~2; {35378#true} is VALID [2022-02-20 19:55:07,502 INFO L290 TraceCheckUtils]: 14: Hoare triple {35378#true} assume true; {35378#true} is VALID [2022-02-20 19:55:07,502 INFO L284 TraceCheckUtils]: 15: Hoare quadruple {35378#true} {35378#true} #955#return; {35378#true} is VALID [2022-02-20 19:55:07,502 INFO L290 TraceCheckUtils]: 16: Hoare triple {35378#true} assume -2147483648 <= eval1_#t~ret8#1 && eval1_#t~ret8#1 <= 2147483647;eval1_~tmp___1~0#1 := eval1_#t~ret8#1;havoc eval1_#t~ret8#1; {35378#true} is VALID [2022-02-20 19:55:07,506 INFO L290 TraceCheckUtils]: 17: Hoare triple {35378#true} assume 0 != eval1_~tmp___1~0#1; {35378#true} is VALID [2022-02-20 19:55:07,506 INFO L290 TraceCheckUtils]: 18: Hoare triple {35378#true} assume 0 == ~p_dw_st~0;assume -2147483648 <= eval1_#t~nondet9#1 && eval1_#t~nondet9#1 <= 2147483647;eval1_~tmp~1#1 := eval1_#t~nondet9#1;havoc eval1_#t~nondet9#1; {35378#true} is VALID [2022-02-20 19:55:07,506 INFO L290 TraceCheckUtils]: 19: Hoare triple {35378#true} assume 0 != eval1_~tmp~1#1;~p_dw_st~0 := 1;assume { :begin_inline_do_write_p } true;havoc do_write_p_#t~nondet7#1; {35378#true} is VALID [2022-02-20 19:55:07,506 INFO L290 TraceCheckUtils]: 20: Hoare triple {35378#true} assume 0 == ~p_dw_pc~0; {35378#true} is VALID [2022-02-20 19:55:07,506 INFO L290 TraceCheckUtils]: 21: Hoare triple {35378#true} assume !false; {35378#true} is VALID [2022-02-20 19:55:07,506 INFO L290 TraceCheckUtils]: 22: Hoare triple {35378#true} assume !(0 == ~q_free~0); {35378#true} is VALID [2022-02-20 19:55:07,507 INFO L290 TraceCheckUtils]: 23: Hoare triple {35378#true} assume -2147483648 <= do_write_p_#t~nondet7#1 && do_write_p_#t~nondet7#1 <= 2147483647;~q_buf_0~0 := do_write_p_#t~nondet7#1;havoc do_write_p_#t~nondet7#1;~p_last_write~0 := ~q_buf_0~0;~p_num_write~0 := 1 + ~p_num_write~0;~q_free~0 := 0;~q_write_ev~0 := 1; {35503#(= ~q_free~0 0)} is VALID [2022-02-20 19:55:07,507 INFO L272 TraceCheckUtils]: 24: Hoare triple {35503#(= ~q_free~0 0)} call immediate_notify_threads(); {35503#(= ~q_free~0 0)} is VALID [2022-02-20 19:55:07,507 INFO L290 TraceCheckUtils]: 25: Hoare triple {35503#(= ~q_free~0 0)} havoc ~tmp~0#1;havoc ~tmp___0~0#1;assume { :begin_inline_is_do_write_p_triggered } true;havoc is_do_write_p_triggered_#res#1;havoc is_do_write_p_triggered_~__retres1~0#1;havoc is_do_write_p_triggered_~__retres1~0#1; {35503#(= ~q_free~0 0)} is VALID [2022-02-20 19:55:07,508 INFO L290 TraceCheckUtils]: 26: Hoare triple {35503#(= ~q_free~0 0)} assume !(1 == ~p_dw_pc~0); {35503#(= ~q_free~0 0)} is VALID [2022-02-20 19:55:07,508 INFO L290 TraceCheckUtils]: 27: Hoare triple {35503#(= ~q_free~0 0)} is_do_write_p_triggered_~__retres1~0#1 := 0; {35503#(= ~q_free~0 0)} is VALID [2022-02-20 19:55:07,508 INFO L290 TraceCheckUtils]: 28: Hoare triple {35503#(= ~q_free~0 0)} is_do_write_p_triggered_#res#1 := is_do_write_p_triggered_~__retres1~0#1; {35503#(= ~q_free~0 0)} is VALID [2022-02-20 19:55:07,512 INFO L290 TraceCheckUtils]: 29: Hoare triple {35503#(= ~q_free~0 0)} #t~ret5#1 := is_do_write_p_triggered_#res#1;assume { :end_inline_is_do_write_p_triggered } true;assume -2147483648 <= #t~ret5#1 && #t~ret5#1 <= 2147483647;~tmp~0#1 := #t~ret5#1;havoc #t~ret5#1; {35503#(= ~q_free~0 0)} is VALID [2022-02-20 19:55:07,513 INFO L290 TraceCheckUtils]: 30: Hoare triple {35503#(= ~q_free~0 0)} assume !(0 != ~tmp~0#1); {35503#(= ~q_free~0 0)} is VALID [2022-02-20 19:55:07,513 INFO L290 TraceCheckUtils]: 31: Hoare triple {35503#(= ~q_free~0 0)} assume { :begin_inline_is_do_read_c_triggered } true;havoc is_do_read_c_triggered_#res#1;havoc is_do_read_c_triggered_~__retres1~1#1;havoc is_do_read_c_triggered_~__retres1~1#1; {35503#(= ~q_free~0 0)} is VALID [2022-02-20 19:55:07,513 INFO L290 TraceCheckUtils]: 32: Hoare triple {35503#(= ~q_free~0 0)} assume !(1 == ~c_dr_pc~0); {35503#(= ~q_free~0 0)} is VALID [2022-02-20 19:55:07,513 INFO L290 TraceCheckUtils]: 33: Hoare triple {35503#(= ~q_free~0 0)} is_do_read_c_triggered_~__retres1~1#1 := 0; {35503#(= ~q_free~0 0)} is VALID [2022-02-20 19:55:07,514 INFO L290 TraceCheckUtils]: 34: Hoare triple {35503#(= ~q_free~0 0)} is_do_read_c_triggered_#res#1 := is_do_read_c_triggered_~__retres1~1#1; {35503#(= ~q_free~0 0)} is VALID [2022-02-20 19:55:07,514 INFO L290 TraceCheckUtils]: 35: Hoare triple {35503#(= ~q_free~0 0)} #t~ret6#1 := is_do_read_c_triggered_#res#1;assume { :end_inline_is_do_read_c_triggered } true;assume -2147483648 <= #t~ret6#1 && #t~ret6#1 <= 2147483647;~tmp___0~0#1 := #t~ret6#1;havoc #t~ret6#1; {35503#(= ~q_free~0 0)} is VALID [2022-02-20 19:55:07,514 INFO L290 TraceCheckUtils]: 36: Hoare triple {35503#(= ~q_free~0 0)} assume 0 != ~tmp___0~0#1;~c_dr_st~0 := 0; {35503#(= ~q_free~0 0)} is VALID [2022-02-20 19:55:07,514 INFO L290 TraceCheckUtils]: 37: Hoare triple {35503#(= ~q_free~0 0)} assume true; {35503#(= ~q_free~0 0)} is VALID [2022-02-20 19:55:07,515 INFO L284 TraceCheckUtils]: 38: Hoare quadruple {35503#(= ~q_free~0 0)} {35503#(= ~q_free~0 0)} #957#return; {35503#(= ~q_free~0 0)} is VALID [2022-02-20 19:55:07,515 INFO L290 TraceCheckUtils]: 39: Hoare triple {35503#(= ~q_free~0 0)} ~q_write_ev~0 := 2; {35503#(= ~q_free~0 0)} is VALID [2022-02-20 19:55:07,515 INFO L290 TraceCheckUtils]: 40: Hoare triple {35503#(= ~q_free~0 0)} assume !false; {35503#(= ~q_free~0 0)} is VALID [2022-02-20 19:55:07,515 INFO L290 TraceCheckUtils]: 41: Hoare triple {35503#(= ~q_free~0 0)} assume !(0 == ~q_free~0); {35379#false} is VALID [2022-02-20 19:55:07,515 INFO L290 TraceCheckUtils]: 42: Hoare triple {35379#false} assume -2147483648 <= do_write_p_#t~nondet7#1 && do_write_p_#t~nondet7#1 <= 2147483647;~q_buf_0~0 := do_write_p_#t~nondet7#1;havoc do_write_p_#t~nondet7#1;~p_last_write~0 := ~q_buf_0~0;~p_num_write~0 := 1 + ~p_num_write~0;~q_free~0 := 0;~q_write_ev~0 := 1; {35379#false} is VALID [2022-02-20 19:55:07,515 INFO L272 TraceCheckUtils]: 43: Hoare triple {35379#false} call immediate_notify_threads(); {35379#false} is VALID [2022-02-20 19:55:07,515 INFO L290 TraceCheckUtils]: 44: Hoare triple {35379#false} havoc ~tmp~0#1;havoc ~tmp___0~0#1;assume { :begin_inline_is_do_write_p_triggered } true;havoc is_do_write_p_triggered_#res#1;havoc is_do_write_p_triggered_~__retres1~0#1;havoc is_do_write_p_triggered_~__retres1~0#1; {35379#false} is VALID [2022-02-20 19:55:07,516 INFO L290 TraceCheckUtils]: 45: Hoare triple {35379#false} assume !(1 == ~p_dw_pc~0); {35379#false} is VALID [2022-02-20 19:55:07,516 INFO L290 TraceCheckUtils]: 46: Hoare triple {35379#false} is_do_write_p_triggered_~__retres1~0#1 := 0; {35379#false} is VALID [2022-02-20 19:55:07,516 INFO L290 TraceCheckUtils]: 47: Hoare triple {35379#false} is_do_write_p_triggered_#res#1 := is_do_write_p_triggered_~__retres1~0#1; {35379#false} is VALID [2022-02-20 19:55:07,516 INFO L290 TraceCheckUtils]: 48: Hoare triple {35379#false} #t~ret5#1 := is_do_write_p_triggered_#res#1;assume { :end_inline_is_do_write_p_triggered } true;assume -2147483648 <= #t~ret5#1 && #t~ret5#1 <= 2147483647;~tmp~0#1 := #t~ret5#1;havoc #t~ret5#1; {35379#false} is VALID [2022-02-20 19:55:07,516 INFO L290 TraceCheckUtils]: 49: Hoare triple {35379#false} assume !(0 != ~tmp~0#1); {35379#false} is VALID [2022-02-20 19:55:07,516 INFO L290 TraceCheckUtils]: 50: Hoare triple {35379#false} assume { :begin_inline_is_do_read_c_triggered } true;havoc is_do_read_c_triggered_#res#1;havoc is_do_read_c_triggered_~__retres1~1#1;havoc is_do_read_c_triggered_~__retres1~1#1; {35379#false} is VALID [2022-02-20 19:55:07,516 INFO L290 TraceCheckUtils]: 51: Hoare triple {35379#false} assume !(1 == ~c_dr_pc~0); {35379#false} is VALID [2022-02-20 19:55:07,516 INFO L290 TraceCheckUtils]: 52: Hoare triple {35379#false} is_do_read_c_triggered_~__retres1~1#1 := 0; {35379#false} is VALID [2022-02-20 19:55:07,516 INFO L290 TraceCheckUtils]: 53: Hoare triple {35379#false} is_do_read_c_triggered_#res#1 := is_do_read_c_triggered_~__retres1~1#1; {35379#false} is VALID [2022-02-20 19:55:07,516 INFO L290 TraceCheckUtils]: 54: Hoare triple {35379#false} #t~ret6#1 := is_do_read_c_triggered_#res#1;assume { :end_inline_is_do_read_c_triggered } true;assume -2147483648 <= #t~ret6#1 && #t~ret6#1 <= 2147483647;~tmp___0~0#1 := #t~ret6#1;havoc #t~ret6#1; {35379#false} is VALID [2022-02-20 19:55:07,516 INFO L290 TraceCheckUtils]: 55: Hoare triple {35379#false} assume 0 != ~tmp___0~0#1;~c_dr_st~0 := 0; {35379#false} is VALID [2022-02-20 19:55:07,516 INFO L290 TraceCheckUtils]: 56: Hoare triple {35379#false} assume true; {35379#false} is VALID [2022-02-20 19:55:07,516 INFO L284 TraceCheckUtils]: 57: Hoare quadruple {35379#false} {35379#false} #957#return; {35379#false} is VALID [2022-02-20 19:55:07,516 INFO L290 TraceCheckUtils]: 58: Hoare triple {35379#false} ~q_write_ev~0 := 2; {35379#false} is VALID [2022-02-20 19:55:07,516 INFO L290 TraceCheckUtils]: 59: Hoare triple {35379#false} assume !false; {35379#false} is VALID [2022-02-20 19:55:07,516 INFO L290 TraceCheckUtils]: 60: Hoare triple {35379#false} assume 0 == ~q_free~0;~p_dw_st~0 := 2;~p_dw_pc~0 := 1; {35379#false} is VALID [2022-02-20 19:55:07,517 INFO L290 TraceCheckUtils]: 61: Hoare triple {35379#false} assume { :end_inline_do_write_p } true; {35379#false} is VALID [2022-02-20 19:55:07,517 INFO L290 TraceCheckUtils]: 62: Hoare triple {35379#false} assume 0 == ~c_dr_st~0;assume -2147483648 <= eval1_#t~nondet10#1 && eval1_#t~nondet10#1 <= 2147483647;eval1_~tmp___0~1#1 := eval1_#t~nondet10#1;havoc eval1_#t~nondet10#1; {35379#false} is VALID [2022-02-20 19:55:07,517 INFO L290 TraceCheckUtils]: 63: Hoare triple {35379#false} assume 0 != eval1_~tmp___0~1#1;~c_dr_st~0 := 1;assume { :begin_inline_do_read_c } true;havoc do_read_c_~a~0#1;havoc do_read_c_~a~0#1; {35379#false} is VALID [2022-02-20 19:55:07,517 INFO L290 TraceCheckUtils]: 64: Hoare triple {35379#false} assume 0 == ~c_dr_pc~0; {35379#false} is VALID [2022-02-20 19:55:07,517 INFO L290 TraceCheckUtils]: 65: Hoare triple {35379#false} assume !false; {35379#false} is VALID [2022-02-20 19:55:07,517 INFO L290 TraceCheckUtils]: 66: Hoare triple {35379#false} assume !(1 == ~q_free~0); {35379#false} is VALID [2022-02-20 19:55:07,517 INFO L290 TraceCheckUtils]: 67: Hoare triple {35379#false} do_read_c_~a~0#1 := ~q_buf_0~0;~c_last_read~0 := do_read_c_~a~0#1;~c_num_read~0 := 1 + ~c_num_read~0;~q_free~0 := 1;~q_read_ev~0 := 1; {35379#false} is VALID [2022-02-20 19:55:07,517 INFO L272 TraceCheckUtils]: 68: Hoare triple {35379#false} call immediate_notify_threads(); {35379#false} is VALID [2022-02-20 19:55:07,517 INFO L290 TraceCheckUtils]: 69: Hoare triple {35379#false} havoc ~tmp~0#1;havoc ~tmp___0~0#1;assume { :begin_inline_is_do_write_p_triggered } true;havoc is_do_write_p_triggered_#res#1;havoc is_do_write_p_triggered_~__retres1~0#1;havoc is_do_write_p_triggered_~__retres1~0#1; {35379#false} is VALID [2022-02-20 19:55:07,517 INFO L290 TraceCheckUtils]: 70: Hoare triple {35379#false} assume 1 == ~p_dw_pc~0; {35379#false} is VALID [2022-02-20 19:55:07,518 INFO L290 TraceCheckUtils]: 71: Hoare triple {35379#false} assume 1 == ~q_read_ev~0;is_do_write_p_triggered_~__retres1~0#1 := 1; {35379#false} is VALID [2022-02-20 19:55:07,518 INFO L290 TraceCheckUtils]: 72: Hoare triple {35379#false} is_do_write_p_triggered_#res#1 := is_do_write_p_triggered_~__retres1~0#1; {35379#false} is VALID [2022-02-20 19:55:07,518 INFO L290 TraceCheckUtils]: 73: Hoare triple {35379#false} #t~ret5#1 := is_do_write_p_triggered_#res#1;assume { :end_inline_is_do_write_p_triggered } true;assume -2147483648 <= #t~ret5#1 && #t~ret5#1 <= 2147483647;~tmp~0#1 := #t~ret5#1;havoc #t~ret5#1; {35379#false} is VALID [2022-02-20 19:55:07,518 INFO L290 TraceCheckUtils]: 74: Hoare triple {35379#false} assume 0 != ~tmp~0#1;~p_dw_st~0 := 0; {35379#false} is VALID [2022-02-20 19:55:07,518 INFO L290 TraceCheckUtils]: 75: Hoare triple {35379#false} assume { :begin_inline_is_do_read_c_triggered } true;havoc is_do_read_c_triggered_#res#1;havoc is_do_read_c_triggered_~__retres1~1#1;havoc is_do_read_c_triggered_~__retres1~1#1; {35379#false} is VALID [2022-02-20 19:55:07,518 INFO L290 TraceCheckUtils]: 76: Hoare triple {35379#false} assume !(1 == ~c_dr_pc~0); {35379#false} is VALID [2022-02-20 19:55:07,518 INFO L290 TraceCheckUtils]: 77: Hoare triple {35379#false} is_do_read_c_triggered_~__retres1~1#1 := 0; {35379#false} is VALID [2022-02-20 19:55:07,518 INFO L290 TraceCheckUtils]: 78: Hoare triple {35379#false} is_do_read_c_triggered_#res#1 := is_do_read_c_triggered_~__retres1~1#1; {35379#false} is VALID [2022-02-20 19:55:07,518 INFO L290 TraceCheckUtils]: 79: Hoare triple {35379#false} #t~ret6#1 := is_do_read_c_triggered_#res#1;assume { :end_inline_is_do_read_c_triggered } true;assume -2147483648 <= #t~ret6#1 && #t~ret6#1 <= 2147483647;~tmp___0~0#1 := #t~ret6#1;havoc #t~ret6#1; {35379#false} is VALID [2022-02-20 19:55:07,518 INFO L290 TraceCheckUtils]: 80: Hoare triple {35379#false} assume 0 != ~tmp___0~0#1;~c_dr_st~0 := 0; {35379#false} is VALID [2022-02-20 19:55:07,519 INFO L290 TraceCheckUtils]: 81: Hoare triple {35379#false} assume true; {35379#false} is VALID [2022-02-20 19:55:07,519 INFO L284 TraceCheckUtils]: 82: Hoare quadruple {35379#false} {35379#false} #959#return; {35379#false} is VALID [2022-02-20 19:55:07,519 INFO L290 TraceCheckUtils]: 83: Hoare triple {35379#false} ~q_read_ev~0 := 2; {35379#false} is VALID [2022-02-20 19:55:07,519 INFO L290 TraceCheckUtils]: 84: Hoare triple {35379#false} assume ~p_last_write~0 == ~c_last_read~0; {35379#false} is VALID [2022-02-20 19:55:07,519 INFO L290 TraceCheckUtils]: 85: Hoare triple {35379#false} assume !(~p_num_write~0 == ~c_num_read~0); {35379#false} is VALID [2022-02-20 19:55:07,519 INFO L272 TraceCheckUtils]: 86: Hoare triple {35379#false} call error1(); {35379#false} is VALID [2022-02-20 19:55:07,519 INFO L290 TraceCheckUtils]: 87: Hoare triple {35379#false} assume !false; {35379#false} is VALID [2022-02-20 19:55:07,520 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2022-02-20 19:55:07,520 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-02-20 19:55:07,520 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1326544161] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 19:55:07,520 INFO L191 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-02-20 19:55:07,520 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [6] total 7 [2022-02-20 19:55:07,520 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [835209273] [2022-02-20 19:55:07,520 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 19:55:07,521 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 23.0) internal successors, (69), 3 states have internal predecessors, (69), 3 states have call successors, (5), 3 states have call predecessors, (5), 3 states have return successors, (4), 3 states have call predecessors, (4), 3 states have call successors, (4) Word has length 88 [2022-02-20 19:55:07,521 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 19:55:07,521 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 3 states, 3 states have (on average 23.0) internal successors, (69), 3 states have internal predecessors, (69), 3 states have call successors, (5), 3 states have call predecessors, (5), 3 states have return successors, (4), 3 states have call predecessors, (4), 3 states have call successors, (4) [2022-02-20 19:55:07,577 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 78 edges. 78 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 19:55:07,577 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-02-20 19:55:07,577 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 19:55:07,578 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-02-20 19:55:07,578 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-02-20 19:55:07,578 INFO L87 Difference]: Start difference. First operand 1213 states and 1570 transitions. Second operand has 3 states, 3 states have (on average 23.0) internal successors, (69), 3 states have internal predecessors, (69), 3 states have call successors, (5), 3 states have call predecessors, (5), 3 states have return successors, (4), 3 states have call predecessors, (4), 3 states have call successors, (4) [2022-02-20 19:55:08,086 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 19:55:08,087 INFO L93 Difference]: Finished difference Result 1904 states and 2445 transitions. [2022-02-20 19:55:08,087 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-20 19:55:08,087 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 23.0) internal successors, (69), 3 states have internal predecessors, (69), 3 states have call successors, (5), 3 states have call predecessors, (5), 3 states have return successors, (4), 3 states have call predecessors, (4), 3 states have call successors, (4) Word has length 88 [2022-02-20 19:55:08,087 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-20 19:55:08,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 23.0) internal successors, (69), 3 states have internal predecessors, (69), 3 states have call successors, (5), 3 states have call predecessors, (5), 3 states have return successors, (4), 3 states have call predecessors, (4), 3 states have call successors, (4) [2022-02-20 19:55:08,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 510 transitions. [2022-02-20 19:55:08,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 23.0) internal successors, (69), 3 states have internal predecessors, (69), 3 states have call successors, (5), 3 states have call predecessors, (5), 3 states have return successors, (4), 3 states have call predecessors, (4), 3 states have call successors, (4) [2022-02-20 19:55:08,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 510 transitions. [2022-02-20 19:55:08,093 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 510 transitions. [2022-02-20 19:55:08,354 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 510 edges. 510 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 19:55:08,421 INFO L225 Difference]: With dead ends: 1904 [2022-02-20 19:55:08,421 INFO L226 Difference]: Without dead ends: 1135 [2022-02-20 19:55:08,422 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 101 GetRequests, 96 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-02-20 19:55:08,423 INFO L933 BasicCegarLoop]: 401 mSDtfsCounter, 330 mSDsluCounter, 73 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 330 SdHoareTripleChecker+Valid, 474 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-02-20 19:55:08,423 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [330 Valid, 474 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-02-20 19:55:08,424 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1135 states. [2022-02-20 19:55:08,552 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1135 to 1126. [2022-02-20 19:55:08,553 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-20 19:55:08,554 INFO L82 GeneralOperation]: Start isEquivalent. First operand 1135 states. Second operand has 1126 states, 996 states have (on average 1.2720883534136547) internal successors, (1267), 1014 states have internal predecessors, (1267), 77 states have call successors, (77), 44 states have call predecessors, (77), 51 states have return successors, (110), 68 states have call predecessors, (110), 74 states have call successors, (110) [2022-02-20 19:55:08,555 INFO L74 IsIncluded]: Start isIncluded. First operand 1135 states. Second operand has 1126 states, 996 states have (on average 1.2720883534136547) internal successors, (1267), 1014 states have internal predecessors, (1267), 77 states have call successors, (77), 44 states have call predecessors, (77), 51 states have return successors, (110), 68 states have call predecessors, (110), 74 states have call successors, (110) [2022-02-20 19:55:08,556 INFO L87 Difference]: Start difference. First operand 1135 states. Second operand has 1126 states, 996 states have (on average 1.2720883534136547) internal successors, (1267), 1014 states have internal predecessors, (1267), 77 states have call successors, (77), 44 states have call predecessors, (77), 51 states have return successors, (110), 68 states have call predecessors, (110), 74 states have call successors, (110) [2022-02-20 19:55:08,591 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 19:55:08,592 INFO L93 Difference]: Finished difference Result 1135 states and 1463 transitions. [2022-02-20 19:55:08,592 INFO L276 IsEmpty]: Start isEmpty. Operand 1135 states and 1463 transitions. [2022-02-20 19:55:08,594 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 19:55:08,594 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 19:55:08,595 INFO L74 IsIncluded]: Start isIncluded. First operand has 1126 states, 996 states have (on average 1.2720883534136547) internal successors, (1267), 1014 states have internal predecessors, (1267), 77 states have call successors, (77), 44 states have call predecessors, (77), 51 states have return successors, (110), 68 states have call predecessors, (110), 74 states have call successors, (110) Second operand 1135 states. [2022-02-20 19:55:08,596 INFO L87 Difference]: Start difference. First operand has 1126 states, 996 states have (on average 1.2720883534136547) internal successors, (1267), 1014 states have internal predecessors, (1267), 77 states have call successors, (77), 44 states have call predecessors, (77), 51 states have return successors, (110), 68 states have call predecessors, (110), 74 states have call successors, (110) Second operand 1135 states. [2022-02-20 19:55:08,632 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 19:55:08,632 INFO L93 Difference]: Finished difference Result 1135 states and 1463 transitions. [2022-02-20 19:55:08,632 INFO L276 IsEmpty]: Start isEmpty. Operand 1135 states and 1463 transitions. [2022-02-20 19:55:08,638 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 19:55:08,638 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 19:55:08,638 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-20 19:55:08,638 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-20 19:55:08,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1126 states, 996 states have (on average 1.2720883534136547) internal successors, (1267), 1014 states have internal predecessors, (1267), 77 states have call successors, (77), 44 states have call predecessors, (77), 51 states have return successors, (110), 68 states have call predecessors, (110), 74 states have call successors, (110) [2022-02-20 19:55:08,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1126 states to 1126 states and 1454 transitions. [2022-02-20 19:55:08,689 INFO L78 Accepts]: Start accepts. Automaton has 1126 states and 1454 transitions. Word has length 88 [2022-02-20 19:55:08,689 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 19:55:08,689 INFO L470 AbstractCegarLoop]: Abstraction has 1126 states and 1454 transitions. [2022-02-20 19:55:08,689 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 23.0) internal successors, (69), 3 states have internal predecessors, (69), 3 states have call successors, (5), 3 states have call predecessors, (5), 3 states have return successors, (4), 3 states have call predecessors, (4), 3 states have call successors, (4) [2022-02-20 19:55:08,690 INFO L276 IsEmpty]: Start isEmpty. Operand 1126 states and 1454 transitions. [2022-02-20 19:55:08,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2022-02-20 19:55:08,692 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 19:55:08,692 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-20 19:55:08,711 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2022-02-20 19:55:08,907 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-20 19:55:08,907 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting error2Err0ASSERT_VIOLATIONERROR_FUNCTION === [error1Err0ASSERT_VIOLATIONERROR_FUNCTION, error2Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-20 19:55:08,908 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 19:55:08,908 INFO L85 PathProgramCache]: Analyzing trace with hash 1240141234, now seen corresponding path program 1 times [2022-02-20 19:55:08,908 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 19:55:08,908 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [505270734] [2022-02-20 19:55:08,908 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 19:55:08,908 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 19:55:08,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 19:55:08,957 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-02-20 19:55:08,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 19:55:08,960 INFO L290 TraceCheckUtils]: 0: Hoare triple {42163#true} assume true; {42163#true} is VALID [2022-02-20 19:55:08,960 INFO L284 TraceCheckUtils]: 1: Hoare quadruple {42163#true} {42165#(= ~t4_i~0 1)} #967#return; {42165#(= ~t4_i~0 1)} is VALID [2022-02-20 19:55:08,970 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-02-20 19:55:08,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 19:55:08,974 INFO L290 TraceCheckUtils]: 0: Hoare triple {42229#(and (= ~M_E~0 |old(~M_E~0)|) (= |old(~T1_E~0)| ~T1_E~0) (= ~E_M~0 |old(~E_M~0)|) (= |old(~T2_E~0)| ~T2_E~0) (= |old(~T4_E~0)| ~T4_E~0) (= ~E_3~0 |old(~E_3~0)|) (= ~E_1~0 |old(~E_1~0)|) (= ~E_4~0 |old(~E_4~0)|) (= ~E_2~0 |old(~E_2~0)|) (= |old(~T3_E~0)| ~T3_E~0))} assume 0 == ~M_E~0;~M_E~0 := 1; {42163#true} is VALID [2022-02-20 19:55:08,974 INFO L290 TraceCheckUtils]: 1: Hoare triple {42163#true} assume !(0 == ~T1_E~0); {42163#true} is VALID [2022-02-20 19:55:08,974 INFO L290 TraceCheckUtils]: 2: Hoare triple {42163#true} assume 0 == ~T2_E~0;~T2_E~0 := 1; {42163#true} is VALID [2022-02-20 19:55:08,974 INFO L290 TraceCheckUtils]: 3: Hoare triple {42163#true} assume 0 == ~T3_E~0;~T3_E~0 := 1; {42163#true} is VALID [2022-02-20 19:55:08,975 INFO L290 TraceCheckUtils]: 4: Hoare triple {42163#true} assume 0 == ~T4_E~0;~T4_E~0 := 1; {42163#true} is VALID [2022-02-20 19:55:08,975 INFO L290 TraceCheckUtils]: 5: Hoare triple {42163#true} assume 0 == ~E_M~0;~E_M~0 := 1; {42163#true} is VALID [2022-02-20 19:55:08,975 INFO L290 TraceCheckUtils]: 6: Hoare triple {42163#true} assume 0 == ~E_1~0;~E_1~0 := 1; {42163#true} is VALID [2022-02-20 19:55:08,975 INFO L290 TraceCheckUtils]: 7: Hoare triple {42163#true} assume 0 == ~E_2~0;~E_2~0 := 1; {42163#true} is VALID [2022-02-20 19:55:08,975 INFO L290 TraceCheckUtils]: 8: Hoare triple {42163#true} assume 0 == ~E_3~0;~E_3~0 := 1; {42163#true} is VALID [2022-02-20 19:55:08,975 INFO L290 TraceCheckUtils]: 9: Hoare triple {42163#true} assume !(0 == ~E_4~0); {42163#true} is VALID [2022-02-20 19:55:08,975 INFO L290 TraceCheckUtils]: 10: Hoare triple {42163#true} assume true; {42163#true} is VALID [2022-02-20 19:55:08,975 INFO L284 TraceCheckUtils]: 11: Hoare quadruple {42163#true} {42164#false} #969#return; {42164#false} is VALID [2022-02-20 19:55:08,982 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2022-02-20 19:55:08,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 19:55:09,005 INFO L290 TraceCheckUtils]: 0: Hoare triple {42230#(and (= |old(~t1_st~0)| ~t1_st~0) (= ~m_st~0 |old(~m_st~0)|) (= |old(~t2_st~0)| ~t2_st~0) (= |old(~t3_st~0)| ~t3_st~0) (= |old(~t4_st~0)| ~t4_st~0))} havoc ~tmp~5#1;havoc ~tmp___0~2#1;havoc ~tmp___1~1#1;havoc ~tmp___2~0#1;havoc ~tmp___3~0#1;assume { :begin_inline_is_master_triggered } true;havoc is_master_triggered_#res#1;havoc is_master_triggered_~__retres1~4#1;havoc is_master_triggered_~__retres1~4#1; {42163#true} is VALID [2022-02-20 19:55:09,005 INFO L290 TraceCheckUtils]: 1: Hoare triple {42163#true} assume 1 == ~m_pc~0; {42163#true} is VALID [2022-02-20 19:55:09,005 INFO L290 TraceCheckUtils]: 2: Hoare triple {42163#true} assume 1 == ~E_M~0;is_master_triggered_~__retres1~4#1 := 1; {42163#true} is VALID [2022-02-20 19:55:09,005 INFO L290 TraceCheckUtils]: 3: Hoare triple {42163#true} is_master_triggered_#res#1 := is_master_triggered_~__retres1~4#1; {42163#true} is VALID [2022-02-20 19:55:09,005 INFO L290 TraceCheckUtils]: 4: Hoare triple {42163#true} #t~ret25#1 := is_master_triggered_#res#1;assume { :end_inline_is_master_triggered } true;assume -2147483648 <= #t~ret25#1 && #t~ret25#1 <= 2147483647;~tmp~5#1 := #t~ret25#1;havoc #t~ret25#1; {42163#true} is VALID [2022-02-20 19:55:09,005 INFO L290 TraceCheckUtils]: 5: Hoare triple {42163#true} assume 0 != ~tmp~5#1;~m_st~0 := 0; {42163#true} is VALID [2022-02-20 19:55:09,006 INFO L290 TraceCheckUtils]: 6: Hoare triple {42163#true} assume { :begin_inline_is_transmit1_triggered } true;havoc is_transmit1_triggered_#res#1;havoc is_transmit1_triggered_~__retres1~5#1;havoc is_transmit1_triggered_~__retres1~5#1; {42163#true} is VALID [2022-02-20 19:55:09,006 INFO L290 TraceCheckUtils]: 7: Hoare triple {42163#true} assume !(1 == ~t1_pc~0); {42163#true} is VALID [2022-02-20 19:55:09,006 INFO L290 TraceCheckUtils]: 8: Hoare triple {42163#true} is_transmit1_triggered_~__retres1~5#1 := 0; {42163#true} is VALID [2022-02-20 19:55:09,006 INFO L290 TraceCheckUtils]: 9: Hoare triple {42163#true} is_transmit1_triggered_#res#1 := is_transmit1_triggered_~__retres1~5#1; {42163#true} is VALID [2022-02-20 19:55:09,006 INFO L290 TraceCheckUtils]: 10: Hoare triple {42163#true} #t~ret26#1 := is_transmit1_triggered_#res#1;assume { :end_inline_is_transmit1_triggered } true;assume -2147483648 <= #t~ret26#1 && #t~ret26#1 <= 2147483647;~tmp___0~2#1 := #t~ret26#1;havoc #t~ret26#1; {42163#true} is VALID [2022-02-20 19:55:09,006 INFO L290 TraceCheckUtils]: 11: Hoare triple {42163#true} assume 0 != ~tmp___0~2#1;~t1_st~0 := 0; {42163#true} is VALID [2022-02-20 19:55:09,006 INFO L290 TraceCheckUtils]: 12: Hoare triple {42163#true} assume { :begin_inline_is_transmit2_triggered } true;havoc is_transmit2_triggered_#res#1;havoc is_transmit2_triggered_~__retres1~6#1;havoc is_transmit2_triggered_~__retres1~6#1; {42163#true} is VALID [2022-02-20 19:55:09,006 INFO L290 TraceCheckUtils]: 13: Hoare triple {42163#true} assume 1 == ~t2_pc~0; {42163#true} is VALID [2022-02-20 19:55:09,006 INFO L290 TraceCheckUtils]: 14: Hoare triple {42163#true} assume 1 == ~E_2~0;is_transmit2_triggered_~__retres1~6#1 := 1; {42163#true} is VALID [2022-02-20 19:55:09,007 INFO L290 TraceCheckUtils]: 15: Hoare triple {42163#true} is_transmit2_triggered_#res#1 := is_transmit2_triggered_~__retres1~6#1; {42163#true} is VALID [2022-02-20 19:55:09,007 INFO L290 TraceCheckUtils]: 16: Hoare triple {42163#true} #t~ret27#1 := is_transmit2_triggered_#res#1;assume { :end_inline_is_transmit2_triggered } true;assume -2147483648 <= #t~ret27#1 && #t~ret27#1 <= 2147483647;~tmp___1~1#1 := #t~ret27#1;havoc #t~ret27#1; {42163#true} is VALID [2022-02-20 19:55:09,007 INFO L290 TraceCheckUtils]: 17: Hoare triple {42163#true} assume 0 != ~tmp___1~1#1;~t2_st~0 := 0; {42163#true} is VALID [2022-02-20 19:55:09,007 INFO L290 TraceCheckUtils]: 18: Hoare triple {42163#true} assume { :begin_inline_is_transmit3_triggered } true;havoc is_transmit3_triggered_#res#1;havoc is_transmit3_triggered_~__retres1~7#1;havoc is_transmit3_triggered_~__retres1~7#1; {42163#true} is VALID [2022-02-20 19:55:09,007 INFO L290 TraceCheckUtils]: 19: Hoare triple {42163#true} assume !(1 == ~t3_pc~0); {42163#true} is VALID [2022-02-20 19:55:09,007 INFO L290 TraceCheckUtils]: 20: Hoare triple {42163#true} is_transmit3_triggered_~__retres1~7#1 := 0; {42163#true} is VALID [2022-02-20 19:55:09,007 INFO L290 TraceCheckUtils]: 21: Hoare triple {42163#true} is_transmit3_triggered_#res#1 := is_transmit3_triggered_~__retres1~7#1; {42163#true} is VALID [2022-02-20 19:55:09,007 INFO L290 TraceCheckUtils]: 22: Hoare triple {42163#true} #t~ret28#1 := is_transmit3_triggered_#res#1;assume { :end_inline_is_transmit3_triggered } true;assume -2147483648 <= #t~ret28#1 && #t~ret28#1 <= 2147483647;~tmp___2~0#1 := #t~ret28#1;havoc #t~ret28#1; {42163#true} is VALID [2022-02-20 19:55:09,007 INFO L290 TraceCheckUtils]: 23: Hoare triple {42163#true} assume 0 != ~tmp___2~0#1;~t3_st~0 := 0; {42163#true} is VALID [2022-02-20 19:55:09,008 INFO L290 TraceCheckUtils]: 24: Hoare triple {42163#true} assume { :begin_inline_is_transmit4_triggered } true;havoc is_transmit4_triggered_#res#1;havoc is_transmit4_triggered_~__retres1~8#1;havoc is_transmit4_triggered_~__retres1~8#1; {42163#true} is VALID [2022-02-20 19:55:09,008 INFO L290 TraceCheckUtils]: 25: Hoare triple {42163#true} assume 1 == ~t4_pc~0; {42163#true} is VALID [2022-02-20 19:55:09,008 INFO L290 TraceCheckUtils]: 26: Hoare triple {42163#true} assume 1 == ~E_4~0;is_transmit4_triggered_~__retres1~8#1 := 1; {42163#true} is VALID [2022-02-20 19:55:09,008 INFO L290 TraceCheckUtils]: 27: Hoare triple {42163#true} is_transmit4_triggered_#res#1 := is_transmit4_triggered_~__retres1~8#1; {42163#true} is VALID [2022-02-20 19:55:09,008 INFO L290 TraceCheckUtils]: 28: Hoare triple {42163#true} #t~ret29#1 := is_transmit4_triggered_#res#1;assume { :end_inline_is_transmit4_triggered } true;assume -2147483648 <= #t~ret29#1 && #t~ret29#1 <= 2147483647;~tmp___3~0#1 := #t~ret29#1;havoc #t~ret29#1; {42163#true} is VALID [2022-02-20 19:55:09,008 INFO L290 TraceCheckUtils]: 29: Hoare triple {42163#true} assume 0 != ~tmp___3~0#1;~t4_st~0 := 0; {42163#true} is VALID [2022-02-20 19:55:09,008 INFO L290 TraceCheckUtils]: 30: Hoare triple {42163#true} assume true; {42163#true} is VALID [2022-02-20 19:55:09,008 INFO L284 TraceCheckUtils]: 31: Hoare quadruple {42163#true} {42164#false} #971#return; {42164#false} is VALID [2022-02-20 19:55:09,009 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2022-02-20 19:55:09,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 19:55:09,016 INFO L290 TraceCheckUtils]: 0: Hoare triple {42229#(and (= ~M_E~0 |old(~M_E~0)|) (= |old(~T1_E~0)| ~T1_E~0) (= ~E_M~0 |old(~E_M~0)|) (= |old(~T2_E~0)| ~T2_E~0) (= |old(~T4_E~0)| ~T4_E~0) (= ~E_3~0 |old(~E_3~0)|) (= ~E_1~0 |old(~E_1~0)|) (= ~E_4~0 |old(~E_4~0)|) (= ~E_2~0 |old(~E_2~0)|) (= |old(~T3_E~0)| ~T3_E~0))} assume 1 == ~M_E~0;~M_E~0 := 2; {42163#true} is VALID [2022-02-20 19:55:09,016 INFO L290 TraceCheckUtils]: 1: Hoare triple {42163#true} assume 1 == ~T1_E~0;~T1_E~0 := 2; {42163#true} is VALID [2022-02-20 19:55:09,016 INFO L290 TraceCheckUtils]: 2: Hoare triple {42163#true} assume 1 == ~T2_E~0;~T2_E~0 := 2; {42163#true} is VALID [2022-02-20 19:55:09,016 INFO L290 TraceCheckUtils]: 3: Hoare triple {42163#true} assume 1 == ~T3_E~0;~T3_E~0 := 2; {42163#true} is VALID [2022-02-20 19:55:09,016 INFO L290 TraceCheckUtils]: 4: Hoare triple {42163#true} assume 1 == ~T4_E~0;~T4_E~0 := 2; {42163#true} is VALID [2022-02-20 19:55:09,016 INFO L290 TraceCheckUtils]: 5: Hoare triple {42163#true} assume 1 == ~E_M~0;~E_M~0 := 2; {42163#true} is VALID [2022-02-20 19:55:09,016 INFO L290 TraceCheckUtils]: 6: Hoare triple {42163#true} assume !(1 == ~E_1~0); {42163#true} is VALID [2022-02-20 19:55:09,017 INFO L290 TraceCheckUtils]: 7: Hoare triple {42163#true} assume 1 == ~E_2~0;~E_2~0 := 2; {42163#true} is VALID [2022-02-20 19:55:09,017 INFO L290 TraceCheckUtils]: 8: Hoare triple {42163#true} assume 1 == ~E_3~0;~E_3~0 := 2; {42163#true} is VALID [2022-02-20 19:55:09,017 INFO L290 TraceCheckUtils]: 9: Hoare triple {42163#true} assume 1 == ~E_4~0;~E_4~0 := 2; {42163#true} is VALID [2022-02-20 19:55:09,017 INFO L290 TraceCheckUtils]: 10: Hoare triple {42163#true} assume true; {42163#true} is VALID [2022-02-20 19:55:09,017 INFO L284 TraceCheckUtils]: 11: Hoare quadruple {42163#true} {42164#false} #973#return; {42164#false} is VALID [2022-02-20 19:55:09,017 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2022-02-20 19:55:09,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 19:55:09,020 INFO L290 TraceCheckUtils]: 0: Hoare triple {42163#true} havoc ~__retres1~9; {42163#true} is VALID [2022-02-20 19:55:09,020 INFO L290 TraceCheckUtils]: 1: Hoare triple {42163#true} assume 0 == ~m_st~0;~__retres1~9 := 1; {42163#true} is VALID [2022-02-20 19:55:09,020 INFO L290 TraceCheckUtils]: 2: Hoare triple {42163#true} #res := ~__retres1~9; {42163#true} is VALID [2022-02-20 19:55:09,020 INFO L290 TraceCheckUtils]: 3: Hoare triple {42163#true} assume true; {42163#true} is VALID [2022-02-20 19:55:09,020 INFO L284 TraceCheckUtils]: 4: Hoare quadruple {42163#true} {42164#false} #975#return; {42164#false} is VALID [2022-02-20 19:55:09,020 INFO L290 TraceCheckUtils]: 0: Hoare triple {42163#true} assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(19, 2);call #Ultimate.allocInit(12, 3);~q_buf_0~0 := 0;~q_free~0 := 0;~q_read_ev~0 := 0;~q_write_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;~m_pc~0 := 0;~t1_pc~0 := 0;~t2_pc~0 := 0;~t3_pc~0 := 0;~t4_pc~0 := 0;~m_st~0 := 0;~t1_st~0 := 0;~t2_st~0 := 0;~t3_st~0 := 0;~t4_st~0 := 0;~m_i~0 := 0;~t1_i~0 := 0;~t2_i~0 := 0;~t3_i~0 := 0;~t4_i~0 := 0;~M_E~0 := 2;~T1_E~0 := 2;~T2_E~0 := 2;~T3_E~0 := 2;~T4_E~0 := 2;~E_M~0 := 2;~E_1~0 := 2;~E_2~0 := 2;~E_3~0 := 2;~E_4~0 := 2;~token~0 := 0;~local~0 := 0; {42163#true} is VALID [2022-02-20 19:55:09,020 INFO L290 TraceCheckUtils]: 1: Hoare triple {42163#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet33#1, main_#t~ret34#1, main_#t~ret35#1;assume -2147483648 <= main_#t~nondet33#1 && main_#t~nondet33#1 <= 2147483647; {42163#true} is VALID [2022-02-20 19:55:09,021 INFO L290 TraceCheckUtils]: 2: Hoare triple {42163#true} assume !(0 != main_#t~nondet33#1);havoc main_#t~nondet33#1;assume { :begin_inline_main2 } true;havoc main2_#res#1;havoc main2_~__retres1~10#1;havoc main2_~__retres1~10#1;assume { :begin_inline_init_model2 } true;~m_i~0 := 1;~t1_i~0 := 1;~t2_i~0 := 1;~t3_i~0 := 1;~t4_i~0 := 1; {42165#(= ~t4_i~0 1)} is VALID [2022-02-20 19:55:09,021 INFO L290 TraceCheckUtils]: 3: Hoare triple {42165#(= ~t4_i~0 1)} assume { :end_inline_init_model2 } true;assume { :begin_inline_start_simulation2 } true;havoc start_simulation2_#t~ret31#1, start_simulation2_#t~ret32#1, start_simulation2_~kernel_st~1#1, start_simulation2_~tmp~7#1, start_simulation2_~tmp___0~3#1;havoc start_simulation2_~kernel_st~1#1;havoc start_simulation2_~tmp~7#1;havoc start_simulation2_~tmp___0~3#1;start_simulation2_~kernel_st~1#1 := 0; {42165#(= ~t4_i~0 1)} is VALID [2022-02-20 19:55:09,021 INFO L272 TraceCheckUtils]: 4: Hoare triple {42165#(= ~t4_i~0 1)} call update_channels2(); {42163#true} is VALID [2022-02-20 19:55:09,021 INFO L290 TraceCheckUtils]: 5: Hoare triple {42163#true} assume true; {42163#true} is VALID [2022-02-20 19:55:09,021 INFO L284 TraceCheckUtils]: 6: Hoare quadruple {42163#true} {42165#(= ~t4_i~0 1)} #967#return; {42165#(= ~t4_i~0 1)} is VALID [2022-02-20 19:55:09,022 INFO L290 TraceCheckUtils]: 7: Hoare triple {42165#(= ~t4_i~0 1)} assume { :begin_inline_init_threads2 } true; {42165#(= ~t4_i~0 1)} is VALID [2022-02-20 19:55:09,022 INFO L290 TraceCheckUtils]: 8: Hoare triple {42165#(= ~t4_i~0 1)} assume 1 == ~m_i~0;~m_st~0 := 0; {42165#(= ~t4_i~0 1)} is VALID [2022-02-20 19:55:09,022 INFO L290 TraceCheckUtils]: 9: Hoare triple {42165#(= ~t4_i~0 1)} assume 1 == ~t1_i~0;~t1_st~0 := 0; {42165#(= ~t4_i~0 1)} is VALID [2022-02-20 19:55:09,022 INFO L290 TraceCheckUtils]: 10: Hoare triple {42165#(= ~t4_i~0 1)} assume 1 == ~t2_i~0;~t2_st~0 := 0; {42165#(= ~t4_i~0 1)} is VALID [2022-02-20 19:55:09,022 INFO L290 TraceCheckUtils]: 11: Hoare triple {42165#(= ~t4_i~0 1)} assume 1 == ~t3_i~0;~t3_st~0 := 0; {42165#(= ~t4_i~0 1)} is VALID [2022-02-20 19:55:09,023 INFO L290 TraceCheckUtils]: 12: Hoare triple {42165#(= ~t4_i~0 1)} assume !(1 == ~t4_i~0);~t4_st~0 := 2; {42164#false} is VALID [2022-02-20 19:55:09,023 INFO L290 TraceCheckUtils]: 13: Hoare triple {42164#false} assume { :end_inline_init_threads2 } true; {42164#false} is VALID [2022-02-20 19:55:09,023 INFO L272 TraceCheckUtils]: 14: Hoare triple {42164#false} call fire_delta_events2(); {42229#(and (= ~M_E~0 |old(~M_E~0)|) (= |old(~T1_E~0)| ~T1_E~0) (= ~E_M~0 |old(~E_M~0)|) (= |old(~T2_E~0)| ~T2_E~0) (= |old(~T4_E~0)| ~T4_E~0) (= ~E_3~0 |old(~E_3~0)|) (= ~E_1~0 |old(~E_1~0)|) (= ~E_4~0 |old(~E_4~0)|) (= ~E_2~0 |old(~E_2~0)|) (= |old(~T3_E~0)| ~T3_E~0))} is VALID [2022-02-20 19:55:09,023 INFO L290 TraceCheckUtils]: 15: Hoare triple {42229#(and (= ~M_E~0 |old(~M_E~0)|) (= |old(~T1_E~0)| ~T1_E~0) (= ~E_M~0 |old(~E_M~0)|) (= |old(~T2_E~0)| ~T2_E~0) (= |old(~T4_E~0)| ~T4_E~0) (= ~E_3~0 |old(~E_3~0)|) (= ~E_1~0 |old(~E_1~0)|) (= ~E_4~0 |old(~E_4~0)|) (= ~E_2~0 |old(~E_2~0)|) (= |old(~T3_E~0)| ~T3_E~0))} assume 0 == ~M_E~0;~M_E~0 := 1; {42163#true} is VALID [2022-02-20 19:55:09,023 INFO L290 TraceCheckUtils]: 16: Hoare triple {42163#true} assume !(0 == ~T1_E~0); {42163#true} is VALID [2022-02-20 19:55:09,023 INFO L290 TraceCheckUtils]: 17: Hoare triple {42163#true} assume 0 == ~T2_E~0;~T2_E~0 := 1; {42163#true} is VALID [2022-02-20 19:55:09,023 INFO L290 TraceCheckUtils]: 18: Hoare triple {42163#true} assume 0 == ~T3_E~0;~T3_E~0 := 1; {42163#true} is VALID [2022-02-20 19:55:09,023 INFO L290 TraceCheckUtils]: 19: Hoare triple {42163#true} assume 0 == ~T4_E~0;~T4_E~0 := 1; {42163#true} is VALID [2022-02-20 19:55:09,024 INFO L290 TraceCheckUtils]: 20: Hoare triple {42163#true} assume 0 == ~E_M~0;~E_M~0 := 1; {42163#true} is VALID [2022-02-20 19:55:09,024 INFO L290 TraceCheckUtils]: 21: Hoare triple {42163#true} assume 0 == ~E_1~0;~E_1~0 := 1; {42163#true} is VALID [2022-02-20 19:55:09,024 INFO L290 TraceCheckUtils]: 22: Hoare triple {42163#true} assume 0 == ~E_2~0;~E_2~0 := 1; {42163#true} is VALID [2022-02-20 19:55:09,024 INFO L290 TraceCheckUtils]: 23: Hoare triple {42163#true} assume 0 == ~E_3~0;~E_3~0 := 1; {42163#true} is VALID [2022-02-20 19:55:09,024 INFO L290 TraceCheckUtils]: 24: Hoare triple {42163#true} assume !(0 == ~E_4~0); {42163#true} is VALID [2022-02-20 19:55:09,024 INFO L290 TraceCheckUtils]: 25: Hoare triple {42163#true} assume true; {42163#true} is VALID [2022-02-20 19:55:09,024 INFO L284 TraceCheckUtils]: 26: Hoare quadruple {42163#true} {42164#false} #969#return; {42164#false} is VALID [2022-02-20 19:55:09,024 INFO L272 TraceCheckUtils]: 27: Hoare triple {42164#false} call activate_threads2(); {42230#(and (= |old(~t1_st~0)| ~t1_st~0) (= ~m_st~0 |old(~m_st~0)|) (= |old(~t2_st~0)| ~t2_st~0) (= |old(~t3_st~0)| ~t3_st~0) (= |old(~t4_st~0)| ~t4_st~0))} is VALID [2022-02-20 19:55:09,024 INFO L290 TraceCheckUtils]: 28: Hoare triple {42230#(and (= |old(~t1_st~0)| ~t1_st~0) (= ~m_st~0 |old(~m_st~0)|) (= |old(~t2_st~0)| ~t2_st~0) (= |old(~t3_st~0)| ~t3_st~0) (= |old(~t4_st~0)| ~t4_st~0))} havoc ~tmp~5#1;havoc ~tmp___0~2#1;havoc ~tmp___1~1#1;havoc ~tmp___2~0#1;havoc ~tmp___3~0#1;assume { :begin_inline_is_master_triggered } true;havoc is_master_triggered_#res#1;havoc is_master_triggered_~__retres1~4#1;havoc is_master_triggered_~__retres1~4#1; {42163#true} is VALID [2022-02-20 19:55:09,024 INFO L290 TraceCheckUtils]: 29: Hoare triple {42163#true} assume 1 == ~m_pc~0; {42163#true} is VALID [2022-02-20 19:55:09,025 INFO L290 TraceCheckUtils]: 30: Hoare triple {42163#true} assume 1 == ~E_M~0;is_master_triggered_~__retres1~4#1 := 1; {42163#true} is VALID [2022-02-20 19:55:09,025 INFO L290 TraceCheckUtils]: 31: Hoare triple {42163#true} is_master_triggered_#res#1 := is_master_triggered_~__retres1~4#1; {42163#true} is VALID [2022-02-20 19:55:09,025 INFO L290 TraceCheckUtils]: 32: Hoare triple {42163#true} #t~ret25#1 := is_master_triggered_#res#1;assume { :end_inline_is_master_triggered } true;assume -2147483648 <= #t~ret25#1 && #t~ret25#1 <= 2147483647;~tmp~5#1 := #t~ret25#1;havoc #t~ret25#1; {42163#true} is VALID [2022-02-20 19:55:09,025 INFO L290 TraceCheckUtils]: 33: Hoare triple {42163#true} assume 0 != ~tmp~5#1;~m_st~0 := 0; {42163#true} is VALID [2022-02-20 19:55:09,025 INFO L290 TraceCheckUtils]: 34: Hoare triple {42163#true} assume { :begin_inline_is_transmit1_triggered } true;havoc is_transmit1_triggered_#res#1;havoc is_transmit1_triggered_~__retres1~5#1;havoc is_transmit1_triggered_~__retres1~5#1; {42163#true} is VALID [2022-02-20 19:55:09,025 INFO L290 TraceCheckUtils]: 35: Hoare triple {42163#true} assume !(1 == ~t1_pc~0); {42163#true} is VALID [2022-02-20 19:55:09,025 INFO L290 TraceCheckUtils]: 36: Hoare triple {42163#true} is_transmit1_triggered_~__retres1~5#1 := 0; {42163#true} is VALID [2022-02-20 19:55:09,025 INFO L290 TraceCheckUtils]: 37: Hoare triple {42163#true} is_transmit1_triggered_#res#1 := is_transmit1_triggered_~__retres1~5#1; {42163#true} is VALID [2022-02-20 19:55:09,025 INFO L290 TraceCheckUtils]: 38: Hoare triple {42163#true} #t~ret26#1 := is_transmit1_triggered_#res#1;assume { :end_inline_is_transmit1_triggered } true;assume -2147483648 <= #t~ret26#1 && #t~ret26#1 <= 2147483647;~tmp___0~2#1 := #t~ret26#1;havoc #t~ret26#1; {42163#true} is VALID [2022-02-20 19:55:09,025 INFO L290 TraceCheckUtils]: 39: Hoare triple {42163#true} assume 0 != ~tmp___0~2#1;~t1_st~0 := 0; {42163#true} is VALID [2022-02-20 19:55:09,026 INFO L290 TraceCheckUtils]: 40: Hoare triple {42163#true} assume { :begin_inline_is_transmit2_triggered } true;havoc is_transmit2_triggered_#res#1;havoc is_transmit2_triggered_~__retres1~6#1;havoc is_transmit2_triggered_~__retres1~6#1; {42163#true} is VALID [2022-02-20 19:55:09,026 INFO L290 TraceCheckUtils]: 41: Hoare triple {42163#true} assume 1 == ~t2_pc~0; {42163#true} is VALID [2022-02-20 19:55:09,026 INFO L290 TraceCheckUtils]: 42: Hoare triple {42163#true} assume 1 == ~E_2~0;is_transmit2_triggered_~__retres1~6#1 := 1; {42163#true} is VALID [2022-02-20 19:55:09,026 INFO L290 TraceCheckUtils]: 43: Hoare triple {42163#true} is_transmit2_triggered_#res#1 := is_transmit2_triggered_~__retres1~6#1; {42163#true} is VALID [2022-02-20 19:55:09,026 INFO L290 TraceCheckUtils]: 44: Hoare triple {42163#true} #t~ret27#1 := is_transmit2_triggered_#res#1;assume { :end_inline_is_transmit2_triggered } true;assume -2147483648 <= #t~ret27#1 && #t~ret27#1 <= 2147483647;~tmp___1~1#1 := #t~ret27#1;havoc #t~ret27#1; {42163#true} is VALID [2022-02-20 19:55:09,026 INFO L290 TraceCheckUtils]: 45: Hoare triple {42163#true} assume 0 != ~tmp___1~1#1;~t2_st~0 := 0; {42163#true} is VALID [2022-02-20 19:55:09,026 INFO L290 TraceCheckUtils]: 46: Hoare triple {42163#true} assume { :begin_inline_is_transmit3_triggered } true;havoc is_transmit3_triggered_#res#1;havoc is_transmit3_triggered_~__retres1~7#1;havoc is_transmit3_triggered_~__retres1~7#1; {42163#true} is VALID [2022-02-20 19:55:09,026 INFO L290 TraceCheckUtils]: 47: Hoare triple {42163#true} assume !(1 == ~t3_pc~0); {42163#true} is VALID [2022-02-20 19:55:09,026 INFO L290 TraceCheckUtils]: 48: Hoare triple {42163#true} is_transmit3_triggered_~__retres1~7#1 := 0; {42163#true} is VALID [2022-02-20 19:55:09,026 INFO L290 TraceCheckUtils]: 49: Hoare triple {42163#true} is_transmit3_triggered_#res#1 := is_transmit3_triggered_~__retres1~7#1; {42163#true} is VALID [2022-02-20 19:55:09,027 INFO L290 TraceCheckUtils]: 50: Hoare triple {42163#true} #t~ret28#1 := is_transmit3_triggered_#res#1;assume { :end_inline_is_transmit3_triggered } true;assume -2147483648 <= #t~ret28#1 && #t~ret28#1 <= 2147483647;~tmp___2~0#1 := #t~ret28#1;havoc #t~ret28#1; {42163#true} is VALID [2022-02-20 19:55:09,027 INFO L290 TraceCheckUtils]: 51: Hoare triple {42163#true} assume 0 != ~tmp___2~0#1;~t3_st~0 := 0; {42163#true} is VALID [2022-02-20 19:55:09,027 INFO L290 TraceCheckUtils]: 52: Hoare triple {42163#true} assume { :begin_inline_is_transmit4_triggered } true;havoc is_transmit4_triggered_#res#1;havoc is_transmit4_triggered_~__retres1~8#1;havoc is_transmit4_triggered_~__retres1~8#1; {42163#true} is VALID [2022-02-20 19:55:09,027 INFO L290 TraceCheckUtils]: 53: Hoare triple {42163#true} assume 1 == ~t4_pc~0; {42163#true} is VALID [2022-02-20 19:55:09,027 INFO L290 TraceCheckUtils]: 54: Hoare triple {42163#true} assume 1 == ~E_4~0;is_transmit4_triggered_~__retres1~8#1 := 1; {42163#true} is VALID [2022-02-20 19:55:09,027 INFO L290 TraceCheckUtils]: 55: Hoare triple {42163#true} is_transmit4_triggered_#res#1 := is_transmit4_triggered_~__retres1~8#1; {42163#true} is VALID [2022-02-20 19:55:09,027 INFO L290 TraceCheckUtils]: 56: Hoare triple {42163#true} #t~ret29#1 := is_transmit4_triggered_#res#1;assume { :end_inline_is_transmit4_triggered } true;assume -2147483648 <= #t~ret29#1 && #t~ret29#1 <= 2147483647;~tmp___3~0#1 := #t~ret29#1;havoc #t~ret29#1; {42163#true} is VALID [2022-02-20 19:55:09,027 INFO L290 TraceCheckUtils]: 57: Hoare triple {42163#true} assume 0 != ~tmp___3~0#1;~t4_st~0 := 0; {42163#true} is VALID [2022-02-20 19:55:09,027 INFO L290 TraceCheckUtils]: 58: Hoare triple {42163#true} assume true; {42163#true} is VALID [2022-02-20 19:55:09,027 INFO L284 TraceCheckUtils]: 59: Hoare quadruple {42163#true} {42164#false} #971#return; {42164#false} is VALID [2022-02-20 19:55:09,028 INFO L272 TraceCheckUtils]: 60: Hoare triple {42164#false} call reset_delta_events2(); {42229#(and (= ~M_E~0 |old(~M_E~0)|) (= |old(~T1_E~0)| ~T1_E~0) (= ~E_M~0 |old(~E_M~0)|) (= |old(~T2_E~0)| ~T2_E~0) (= |old(~T4_E~0)| ~T4_E~0) (= ~E_3~0 |old(~E_3~0)|) (= ~E_1~0 |old(~E_1~0)|) (= ~E_4~0 |old(~E_4~0)|) (= ~E_2~0 |old(~E_2~0)|) (= |old(~T3_E~0)| ~T3_E~0))} is VALID [2022-02-20 19:55:09,028 INFO L290 TraceCheckUtils]: 61: Hoare triple {42229#(and (= ~M_E~0 |old(~M_E~0)|) (= |old(~T1_E~0)| ~T1_E~0) (= ~E_M~0 |old(~E_M~0)|) (= |old(~T2_E~0)| ~T2_E~0) (= |old(~T4_E~0)| ~T4_E~0) (= ~E_3~0 |old(~E_3~0)|) (= ~E_1~0 |old(~E_1~0)|) (= ~E_4~0 |old(~E_4~0)|) (= ~E_2~0 |old(~E_2~0)|) (= |old(~T3_E~0)| ~T3_E~0))} assume 1 == ~M_E~0;~M_E~0 := 2; {42163#true} is VALID [2022-02-20 19:55:09,028 INFO L290 TraceCheckUtils]: 62: Hoare triple {42163#true} assume 1 == ~T1_E~0;~T1_E~0 := 2; {42163#true} is VALID [2022-02-20 19:55:09,028 INFO L290 TraceCheckUtils]: 63: Hoare triple {42163#true} assume 1 == ~T2_E~0;~T2_E~0 := 2; {42163#true} is VALID [2022-02-20 19:55:09,028 INFO L290 TraceCheckUtils]: 64: Hoare triple {42163#true} assume 1 == ~T3_E~0;~T3_E~0 := 2; {42163#true} is VALID [2022-02-20 19:55:09,028 INFO L290 TraceCheckUtils]: 65: Hoare triple {42163#true} assume 1 == ~T4_E~0;~T4_E~0 := 2; {42163#true} is VALID [2022-02-20 19:55:09,028 INFO L290 TraceCheckUtils]: 66: Hoare triple {42163#true} assume 1 == ~E_M~0;~E_M~0 := 2; {42163#true} is VALID [2022-02-20 19:55:09,028 INFO L290 TraceCheckUtils]: 67: Hoare triple {42163#true} assume !(1 == ~E_1~0); {42163#true} is VALID [2022-02-20 19:55:09,028 INFO L290 TraceCheckUtils]: 68: Hoare triple {42163#true} assume 1 == ~E_2~0;~E_2~0 := 2; {42163#true} is VALID [2022-02-20 19:55:09,029 INFO L290 TraceCheckUtils]: 69: Hoare triple {42163#true} assume 1 == ~E_3~0;~E_3~0 := 2; {42163#true} is VALID [2022-02-20 19:55:09,029 INFO L290 TraceCheckUtils]: 70: Hoare triple {42163#true} assume 1 == ~E_4~0;~E_4~0 := 2; {42163#true} is VALID [2022-02-20 19:55:09,029 INFO L290 TraceCheckUtils]: 71: Hoare triple {42163#true} assume true; {42163#true} is VALID [2022-02-20 19:55:09,029 INFO L284 TraceCheckUtils]: 72: Hoare quadruple {42163#true} {42164#false} #973#return; {42164#false} is VALID [2022-02-20 19:55:09,029 INFO L290 TraceCheckUtils]: 73: Hoare triple {42164#false} assume !false; {42164#false} is VALID [2022-02-20 19:55:09,029 INFO L290 TraceCheckUtils]: 74: Hoare triple {42164#false} start_simulation2_~kernel_st~1#1 := 1;assume { :begin_inline_eval2 } true;havoc eval2_#t~ret19#1, eval2_#t~nondet20#1, eval2_~tmp_ndt_1~0#1, eval2_#t~nondet21#1, eval2_~tmp_ndt_2~0#1, eval2_#t~nondet22#1, eval2_~tmp_ndt_3~0#1, eval2_#t~nondet23#1, eval2_~tmp_ndt_4~0#1, eval2_#t~nondet24#1, eval2_~tmp_ndt_5~0#1, eval2_~tmp~4#1;havoc eval2_~tmp~4#1; {42164#false} is VALID [2022-02-20 19:55:09,029 INFO L290 TraceCheckUtils]: 75: Hoare triple {42164#false} assume !false; {42164#false} is VALID [2022-02-20 19:55:09,029 INFO L272 TraceCheckUtils]: 76: Hoare triple {42164#false} call eval2_#t~ret19#1 := exists_runnable_thread2(); {42163#true} is VALID [2022-02-20 19:55:09,029 INFO L290 TraceCheckUtils]: 77: Hoare triple {42163#true} havoc ~__retres1~9; {42163#true} is VALID [2022-02-20 19:55:09,030 INFO L290 TraceCheckUtils]: 78: Hoare triple {42163#true} assume 0 == ~m_st~0;~__retres1~9 := 1; {42163#true} is VALID [2022-02-20 19:55:09,030 INFO L290 TraceCheckUtils]: 79: Hoare triple {42163#true} #res := ~__retres1~9; {42163#true} is VALID [2022-02-20 19:55:09,030 INFO L290 TraceCheckUtils]: 80: Hoare triple {42163#true} assume true; {42163#true} is VALID [2022-02-20 19:55:09,030 INFO L284 TraceCheckUtils]: 81: Hoare quadruple {42163#true} {42164#false} #975#return; {42164#false} is VALID [2022-02-20 19:55:09,030 INFO L290 TraceCheckUtils]: 82: Hoare triple {42164#false} assume -2147483648 <= eval2_#t~ret19#1 && eval2_#t~ret19#1 <= 2147483647;eval2_~tmp~4#1 := eval2_#t~ret19#1;havoc eval2_#t~ret19#1; {42164#false} is VALID [2022-02-20 19:55:09,030 INFO L290 TraceCheckUtils]: 83: Hoare triple {42164#false} assume 0 != eval2_~tmp~4#1; {42164#false} is VALID [2022-02-20 19:55:09,030 INFO L290 TraceCheckUtils]: 84: Hoare triple {42164#false} assume 0 == ~m_st~0;havoc eval2_~tmp_ndt_1~0#1;assume -2147483648 <= eval2_#t~nondet20#1 && eval2_#t~nondet20#1 <= 2147483647;eval2_~tmp_ndt_1~0#1 := eval2_#t~nondet20#1;havoc eval2_#t~nondet20#1; {42164#false} is VALID [2022-02-20 19:55:09,030 INFO L290 TraceCheckUtils]: 85: Hoare triple {42164#false} assume 0 != eval2_~tmp_ndt_1~0#1;~m_st~0 := 1;assume { :begin_inline_master } true;havoc master_#t~nondet17#1, master_#t~nondet18#1, master_~tmp_var~0#1;assume -2147483648 <= master_#t~nondet17#1 && master_#t~nondet17#1 <= 2147483647;master_~tmp_var~0#1 := master_#t~nondet17#1;havoc master_#t~nondet17#1; {42164#false} is VALID [2022-02-20 19:55:09,030 INFO L290 TraceCheckUtils]: 86: Hoare triple {42164#false} assume !(0 == ~m_pc~0); {42164#false} is VALID [2022-02-20 19:55:09,030 INFO L290 TraceCheckUtils]: 87: Hoare triple {42164#false} assume 1 == ~m_pc~0; {42164#false} is VALID [2022-02-20 19:55:09,031 INFO L290 TraceCheckUtils]: 88: Hoare triple {42164#false} assume ~token~0 != 4 + ~local~0; {42164#false} is VALID [2022-02-20 19:55:09,031 INFO L272 TraceCheckUtils]: 89: Hoare triple {42164#false} call error2(); {42164#false} is VALID [2022-02-20 19:55:09,031 INFO L290 TraceCheckUtils]: 90: Hoare triple {42164#false} assume !false; {42164#false} is VALID [2022-02-20 19:55:09,031 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-20 19:55:09,031 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 19:55:09,031 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [505270734] [2022-02-20 19:55:09,031 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [505270734] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 19:55:09,032 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 19:55:09,032 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-20 19:55:09,032 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [54549213] [2022-02-20 19:55:09,032 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 19:55:09,032 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 16.0) internal successors, (80), 3 states have internal predecessors, (80), 2 states have call successors, (6), 4 states have call predecessors, (6), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) Word has length 91 [2022-02-20 19:55:09,032 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 19:55:09,033 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 5 states, 5 states have (on average 16.0) internal successors, (80), 3 states have internal predecessors, (80), 2 states have call successors, (6), 4 states have call predecessors, (6), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2022-02-20 19:55:09,076 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 91 edges. 91 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 19:55:09,077 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-02-20 19:55:09,077 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 19:55:09,077 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-02-20 19:55:09,077 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-02-20 19:55:09,077 INFO L87 Difference]: Start difference. First operand 1126 states and 1454 transitions. Second operand has 5 states, 5 states have (on average 16.0) internal successors, (80), 3 states have internal predecessors, (80), 2 states have call successors, (6), 4 states have call predecessors, (6), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2022-02-20 19:55:10,411 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 19:55:10,411 INFO L93 Difference]: Finished difference Result 1354 states and 1810 transitions. [2022-02-20 19:55:10,411 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-02-20 19:55:10,412 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 16.0) internal successors, (80), 3 states have internal predecessors, (80), 2 states have call successors, (6), 4 states have call predecessors, (6), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) Word has length 91 [2022-02-20 19:55:10,412 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-20 19:55:10,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 16.0) internal successors, (80), 3 states have internal predecessors, (80), 2 states have call successors, (6), 4 states have call predecessors, (6), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2022-02-20 19:55:10,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 725 transitions. [2022-02-20 19:55:10,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 16.0) internal successors, (80), 3 states have internal predecessors, (80), 2 states have call successors, (6), 4 states have call predecessors, (6), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2022-02-20 19:55:10,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 725 transitions. [2022-02-20 19:55:10,418 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 7 states and 725 transitions. [2022-02-20 19:55:10,867 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 725 edges. 725 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 19:55:10,923 INFO L225 Difference]: With dead ends: 1354 [2022-02-20 19:55:10,923 INFO L226 Difference]: Without dead ends: 1180 [2022-02-20 19:55:10,924 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2022-02-20 19:55:10,924 INFO L933 BasicCegarLoop]: 390 mSDtfsCounter, 498 mSDsluCounter, 360 mSDsCounter, 0 mSdLazyCounter, 340 mSolverCounterSat, 58 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 514 SdHoareTripleChecker+Valid, 750 SdHoareTripleChecker+Invalid, 398 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 58 IncrementalHoareTripleChecker+Valid, 340 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-02-20 19:55:10,924 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [514 Valid, 750 Invalid, 398 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [58 Valid, 340 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-02-20 19:55:10,925 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1180 states. [2022-02-20 19:55:11,065 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1180 to 1126. [2022-02-20 19:55:11,065 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-20 19:55:11,067 INFO L82 GeneralOperation]: Start isEquivalent. First operand 1180 states. Second operand has 1126 states, 996 states have (on average 1.2710843373493976) internal successors, (1266), 1014 states have internal predecessors, (1266), 77 states have call successors, (77), 44 states have call predecessors, (77), 51 states have return successors, (110), 68 states have call predecessors, (110), 74 states have call successors, (110) [2022-02-20 19:55:11,068 INFO L74 IsIncluded]: Start isIncluded. First operand 1180 states. Second operand has 1126 states, 996 states have (on average 1.2710843373493976) internal successors, (1266), 1014 states have internal predecessors, (1266), 77 states have call successors, (77), 44 states have call predecessors, (77), 51 states have return successors, (110), 68 states have call predecessors, (110), 74 states have call successors, (110) [2022-02-20 19:55:11,069 INFO L87 Difference]: Start difference. First operand 1180 states. Second operand has 1126 states, 996 states have (on average 1.2710843373493976) internal successors, (1266), 1014 states have internal predecessors, (1266), 77 states have call successors, (77), 44 states have call predecessors, (77), 51 states have return successors, (110), 68 states have call predecessors, (110), 74 states have call successors, (110) [2022-02-20 19:55:11,112 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 19:55:11,112 INFO L93 Difference]: Finished difference Result 1180 states and 1546 transitions. [2022-02-20 19:55:11,112 INFO L276 IsEmpty]: Start isEmpty. Operand 1180 states and 1546 transitions. [2022-02-20 19:55:11,114 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 19:55:11,114 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 19:55:11,115 INFO L74 IsIncluded]: Start isIncluded. First operand has 1126 states, 996 states have (on average 1.2710843373493976) internal successors, (1266), 1014 states have internal predecessors, (1266), 77 states have call successors, (77), 44 states have call predecessors, (77), 51 states have return successors, (110), 68 states have call predecessors, (110), 74 states have call successors, (110) Second operand 1180 states. [2022-02-20 19:55:11,116 INFO L87 Difference]: Start difference. First operand has 1126 states, 996 states have (on average 1.2710843373493976) internal successors, (1266), 1014 states have internal predecessors, (1266), 77 states have call successors, (77), 44 states have call predecessors, (77), 51 states have return successors, (110), 68 states have call predecessors, (110), 74 states have call successors, (110) Second operand 1180 states. [2022-02-20 19:55:11,153 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 19:55:11,153 INFO L93 Difference]: Finished difference Result 1180 states and 1546 transitions. [2022-02-20 19:55:11,153 INFO L276 IsEmpty]: Start isEmpty. Operand 1180 states and 1546 transitions. [2022-02-20 19:55:11,155 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 19:55:11,155 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 19:55:11,155 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-20 19:55:11,156 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-20 19:55:11,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1126 states, 996 states have (on average 1.2710843373493976) internal successors, (1266), 1014 states have internal predecessors, (1266), 77 states have call successors, (77), 44 states have call predecessors, (77), 51 states have return successors, (110), 68 states have call predecessors, (110), 74 states have call successors, (110) [2022-02-20 19:55:11,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1126 states to 1126 states and 1453 transitions. [2022-02-20 19:55:11,206 INFO L78 Accepts]: Start accepts. Automaton has 1126 states and 1453 transitions. Word has length 91 [2022-02-20 19:55:11,206 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 19:55:11,206 INFO L470 AbstractCegarLoop]: Abstraction has 1126 states and 1453 transitions. [2022-02-20 19:55:11,206 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 16.0) internal successors, (80), 3 states have internal predecessors, (80), 2 states have call successors, (6), 4 states have call predecessors, (6), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2022-02-20 19:55:11,206 INFO L276 IsEmpty]: Start isEmpty. Operand 1126 states and 1453 transitions. [2022-02-20 19:55:11,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2022-02-20 19:55:11,208 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 19:55:11,208 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-20 19:55:11,208 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-02-20 19:55:11,208 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting error2Err0ASSERT_VIOLATIONERROR_FUNCTION === [error1Err0ASSERT_VIOLATIONERROR_FUNCTION, error2Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-20 19:55:11,209 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 19:55:11,209 INFO L85 PathProgramCache]: Analyzing trace with hash 999901488, now seen corresponding path program 1 times [2022-02-20 19:55:11,209 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 19:55:11,209 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [174778715] [2022-02-20 19:55:11,209 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 19:55:11,209 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 19:55:11,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 19:55:11,237 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-02-20 19:55:11,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 19:55:11,241 INFO L290 TraceCheckUtils]: 0: Hoare triple {48017#true} assume true; {48017#true} is VALID [2022-02-20 19:55:11,241 INFO L284 TraceCheckUtils]: 1: Hoare quadruple {48017#true} {48019#(not (= ~M_E~0 0))} #967#return; {48019#(not (= ~M_E~0 0))} is VALID [2022-02-20 19:55:11,252 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-02-20 19:55:11,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 19:55:11,266 INFO L290 TraceCheckUtils]: 0: Hoare triple {48083#(and (= ~M_E~0 |old(~M_E~0)|) (= |old(~T1_E~0)| ~T1_E~0) (= ~E_M~0 |old(~E_M~0)|) (= |old(~T2_E~0)| ~T2_E~0) (= |old(~T4_E~0)| ~T4_E~0) (= ~E_3~0 |old(~E_3~0)|) (= ~E_1~0 |old(~E_1~0)|) (= ~E_4~0 |old(~E_4~0)|) (= ~E_2~0 |old(~E_2~0)|) (= |old(~T3_E~0)| ~T3_E~0))} assume 0 == ~M_E~0;~M_E~0 := 1; {48084#(= |old(~M_E~0)| 0)} is VALID [2022-02-20 19:55:11,266 INFO L290 TraceCheckUtils]: 1: Hoare triple {48084#(= |old(~M_E~0)| 0)} assume !(0 == ~T1_E~0); {48084#(= |old(~M_E~0)| 0)} is VALID [2022-02-20 19:55:11,266 INFO L290 TraceCheckUtils]: 2: Hoare triple {48084#(= |old(~M_E~0)| 0)} assume 0 == ~T2_E~0;~T2_E~0 := 1; {48084#(= |old(~M_E~0)| 0)} is VALID [2022-02-20 19:55:11,267 INFO L290 TraceCheckUtils]: 3: Hoare triple {48084#(= |old(~M_E~0)| 0)} assume 0 == ~T3_E~0;~T3_E~0 := 1; {48084#(= |old(~M_E~0)| 0)} is VALID [2022-02-20 19:55:11,267 INFO L290 TraceCheckUtils]: 4: Hoare triple {48084#(= |old(~M_E~0)| 0)} assume 0 == ~T4_E~0;~T4_E~0 := 1; {48084#(= |old(~M_E~0)| 0)} is VALID [2022-02-20 19:55:11,267 INFO L290 TraceCheckUtils]: 5: Hoare triple {48084#(= |old(~M_E~0)| 0)} assume 0 == ~E_M~0;~E_M~0 := 1; {48084#(= |old(~M_E~0)| 0)} is VALID [2022-02-20 19:55:11,267 INFO L290 TraceCheckUtils]: 6: Hoare triple {48084#(= |old(~M_E~0)| 0)} assume 0 == ~E_1~0;~E_1~0 := 1; {48084#(= |old(~M_E~0)| 0)} is VALID [2022-02-20 19:55:11,268 INFO L290 TraceCheckUtils]: 7: Hoare triple {48084#(= |old(~M_E~0)| 0)} assume 0 == ~E_2~0;~E_2~0 := 1; {48084#(= |old(~M_E~0)| 0)} is VALID [2022-02-20 19:55:11,268 INFO L290 TraceCheckUtils]: 8: Hoare triple {48084#(= |old(~M_E~0)| 0)} assume 0 == ~E_3~0;~E_3~0 := 1; {48084#(= |old(~M_E~0)| 0)} is VALID [2022-02-20 19:55:11,268 INFO L290 TraceCheckUtils]: 9: Hoare triple {48084#(= |old(~M_E~0)| 0)} assume !(0 == ~E_4~0); {48084#(= |old(~M_E~0)| 0)} is VALID [2022-02-20 19:55:11,268 INFO L290 TraceCheckUtils]: 10: Hoare triple {48084#(= |old(~M_E~0)| 0)} assume true; {48084#(= |old(~M_E~0)| 0)} is VALID [2022-02-20 19:55:11,269 INFO L284 TraceCheckUtils]: 11: Hoare quadruple {48084#(= |old(~M_E~0)| 0)} {48019#(not (= ~M_E~0 0))} #969#return; {48018#false} is VALID [2022-02-20 19:55:11,276 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2022-02-20 19:55:11,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 19:55:11,287 INFO L290 TraceCheckUtils]: 0: Hoare triple {48085#(and (= |old(~t1_st~0)| ~t1_st~0) (= ~m_st~0 |old(~m_st~0)|) (= |old(~t2_st~0)| ~t2_st~0) (= |old(~t3_st~0)| ~t3_st~0) (= |old(~t4_st~0)| ~t4_st~0))} havoc ~tmp~5#1;havoc ~tmp___0~2#1;havoc ~tmp___1~1#1;havoc ~tmp___2~0#1;havoc ~tmp___3~0#1;assume { :begin_inline_is_master_triggered } true;havoc is_master_triggered_#res#1;havoc is_master_triggered_~__retres1~4#1;havoc is_master_triggered_~__retres1~4#1; {48017#true} is VALID [2022-02-20 19:55:11,287 INFO L290 TraceCheckUtils]: 1: Hoare triple {48017#true} assume 1 == ~m_pc~0; {48017#true} is VALID [2022-02-20 19:55:11,287 INFO L290 TraceCheckUtils]: 2: Hoare triple {48017#true} assume 1 == ~E_M~0;is_master_triggered_~__retres1~4#1 := 1; {48017#true} is VALID [2022-02-20 19:55:11,287 INFO L290 TraceCheckUtils]: 3: Hoare triple {48017#true} is_master_triggered_#res#1 := is_master_triggered_~__retres1~4#1; {48017#true} is VALID [2022-02-20 19:55:11,287 INFO L290 TraceCheckUtils]: 4: Hoare triple {48017#true} #t~ret25#1 := is_master_triggered_#res#1;assume { :end_inline_is_master_triggered } true;assume -2147483648 <= #t~ret25#1 && #t~ret25#1 <= 2147483647;~tmp~5#1 := #t~ret25#1;havoc #t~ret25#1; {48017#true} is VALID [2022-02-20 19:55:11,288 INFO L290 TraceCheckUtils]: 5: Hoare triple {48017#true} assume 0 != ~tmp~5#1;~m_st~0 := 0; {48017#true} is VALID [2022-02-20 19:55:11,288 INFO L290 TraceCheckUtils]: 6: Hoare triple {48017#true} assume { :begin_inline_is_transmit1_triggered } true;havoc is_transmit1_triggered_#res#1;havoc is_transmit1_triggered_~__retres1~5#1;havoc is_transmit1_triggered_~__retres1~5#1; {48017#true} is VALID [2022-02-20 19:55:11,288 INFO L290 TraceCheckUtils]: 7: Hoare triple {48017#true} assume !(1 == ~t1_pc~0); {48017#true} is VALID [2022-02-20 19:55:11,288 INFO L290 TraceCheckUtils]: 8: Hoare triple {48017#true} is_transmit1_triggered_~__retres1~5#1 := 0; {48017#true} is VALID [2022-02-20 19:55:11,288 INFO L290 TraceCheckUtils]: 9: Hoare triple {48017#true} is_transmit1_triggered_#res#1 := is_transmit1_triggered_~__retres1~5#1; {48017#true} is VALID [2022-02-20 19:55:11,288 INFO L290 TraceCheckUtils]: 10: Hoare triple {48017#true} #t~ret26#1 := is_transmit1_triggered_#res#1;assume { :end_inline_is_transmit1_triggered } true;assume -2147483648 <= #t~ret26#1 && #t~ret26#1 <= 2147483647;~tmp___0~2#1 := #t~ret26#1;havoc #t~ret26#1; {48017#true} is VALID [2022-02-20 19:55:11,288 INFO L290 TraceCheckUtils]: 11: Hoare triple {48017#true} assume 0 != ~tmp___0~2#1;~t1_st~0 := 0; {48017#true} is VALID [2022-02-20 19:55:11,288 INFO L290 TraceCheckUtils]: 12: Hoare triple {48017#true} assume { :begin_inline_is_transmit2_triggered } true;havoc is_transmit2_triggered_#res#1;havoc is_transmit2_triggered_~__retres1~6#1;havoc is_transmit2_triggered_~__retres1~6#1; {48017#true} is VALID [2022-02-20 19:55:11,288 INFO L290 TraceCheckUtils]: 13: Hoare triple {48017#true} assume 1 == ~t2_pc~0; {48017#true} is VALID [2022-02-20 19:55:11,289 INFO L290 TraceCheckUtils]: 14: Hoare triple {48017#true} assume 1 == ~E_2~0;is_transmit2_triggered_~__retres1~6#1 := 1; {48017#true} is VALID [2022-02-20 19:55:11,289 INFO L290 TraceCheckUtils]: 15: Hoare triple {48017#true} is_transmit2_triggered_#res#1 := is_transmit2_triggered_~__retres1~6#1; {48017#true} is VALID [2022-02-20 19:55:11,289 INFO L290 TraceCheckUtils]: 16: Hoare triple {48017#true} #t~ret27#1 := is_transmit2_triggered_#res#1;assume { :end_inline_is_transmit2_triggered } true;assume -2147483648 <= #t~ret27#1 && #t~ret27#1 <= 2147483647;~tmp___1~1#1 := #t~ret27#1;havoc #t~ret27#1; {48017#true} is VALID [2022-02-20 19:55:11,289 INFO L290 TraceCheckUtils]: 17: Hoare triple {48017#true} assume 0 != ~tmp___1~1#1;~t2_st~0 := 0; {48017#true} is VALID [2022-02-20 19:55:11,289 INFO L290 TraceCheckUtils]: 18: Hoare triple {48017#true} assume { :begin_inline_is_transmit3_triggered } true;havoc is_transmit3_triggered_#res#1;havoc is_transmit3_triggered_~__retres1~7#1;havoc is_transmit3_triggered_~__retres1~7#1; {48017#true} is VALID [2022-02-20 19:55:11,289 INFO L290 TraceCheckUtils]: 19: Hoare triple {48017#true} assume !(1 == ~t3_pc~0); {48017#true} is VALID [2022-02-20 19:55:11,289 INFO L290 TraceCheckUtils]: 20: Hoare triple {48017#true} is_transmit3_triggered_~__retres1~7#1 := 0; {48017#true} is VALID [2022-02-20 19:55:11,289 INFO L290 TraceCheckUtils]: 21: Hoare triple {48017#true} is_transmit3_triggered_#res#1 := is_transmit3_triggered_~__retres1~7#1; {48017#true} is VALID [2022-02-20 19:55:11,289 INFO L290 TraceCheckUtils]: 22: Hoare triple {48017#true} #t~ret28#1 := is_transmit3_triggered_#res#1;assume { :end_inline_is_transmit3_triggered } true;assume -2147483648 <= #t~ret28#1 && #t~ret28#1 <= 2147483647;~tmp___2~0#1 := #t~ret28#1;havoc #t~ret28#1; {48017#true} is VALID [2022-02-20 19:55:11,289 INFO L290 TraceCheckUtils]: 23: Hoare triple {48017#true} assume 0 != ~tmp___2~0#1;~t3_st~0 := 0; {48017#true} is VALID [2022-02-20 19:55:11,290 INFO L290 TraceCheckUtils]: 24: Hoare triple {48017#true} assume { :begin_inline_is_transmit4_triggered } true;havoc is_transmit4_triggered_#res#1;havoc is_transmit4_triggered_~__retres1~8#1;havoc is_transmit4_triggered_~__retres1~8#1; {48017#true} is VALID [2022-02-20 19:55:11,290 INFO L290 TraceCheckUtils]: 25: Hoare triple {48017#true} assume 1 == ~t4_pc~0; {48017#true} is VALID [2022-02-20 19:55:11,290 INFO L290 TraceCheckUtils]: 26: Hoare triple {48017#true} assume 1 == ~E_4~0;is_transmit4_triggered_~__retres1~8#1 := 1; {48017#true} is VALID [2022-02-20 19:55:11,290 INFO L290 TraceCheckUtils]: 27: Hoare triple {48017#true} is_transmit4_triggered_#res#1 := is_transmit4_triggered_~__retres1~8#1; {48017#true} is VALID [2022-02-20 19:55:11,290 INFO L290 TraceCheckUtils]: 28: Hoare triple {48017#true} #t~ret29#1 := is_transmit4_triggered_#res#1;assume { :end_inline_is_transmit4_triggered } true;assume -2147483648 <= #t~ret29#1 && #t~ret29#1 <= 2147483647;~tmp___3~0#1 := #t~ret29#1;havoc #t~ret29#1; {48017#true} is VALID [2022-02-20 19:55:11,290 INFO L290 TraceCheckUtils]: 29: Hoare triple {48017#true} assume 0 != ~tmp___3~0#1;~t4_st~0 := 0; {48017#true} is VALID [2022-02-20 19:55:11,290 INFO L290 TraceCheckUtils]: 30: Hoare triple {48017#true} assume true; {48017#true} is VALID [2022-02-20 19:55:11,290 INFO L284 TraceCheckUtils]: 31: Hoare quadruple {48017#true} {48018#false} #971#return; {48018#false} is VALID [2022-02-20 19:55:11,291 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2022-02-20 19:55:11,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 19:55:11,294 INFO L290 TraceCheckUtils]: 0: Hoare triple {48083#(and (= ~M_E~0 |old(~M_E~0)|) (= |old(~T1_E~0)| ~T1_E~0) (= ~E_M~0 |old(~E_M~0)|) (= |old(~T2_E~0)| ~T2_E~0) (= |old(~T4_E~0)| ~T4_E~0) (= ~E_3~0 |old(~E_3~0)|) (= ~E_1~0 |old(~E_1~0)|) (= ~E_4~0 |old(~E_4~0)|) (= ~E_2~0 |old(~E_2~0)|) (= |old(~T3_E~0)| ~T3_E~0))} assume 1 == ~M_E~0;~M_E~0 := 2; {48017#true} is VALID [2022-02-20 19:55:11,294 INFO L290 TraceCheckUtils]: 1: Hoare triple {48017#true} assume 1 == ~T1_E~0;~T1_E~0 := 2; {48017#true} is VALID [2022-02-20 19:55:11,295 INFO L290 TraceCheckUtils]: 2: Hoare triple {48017#true} assume 1 == ~T2_E~0;~T2_E~0 := 2; {48017#true} is VALID [2022-02-20 19:55:11,295 INFO L290 TraceCheckUtils]: 3: Hoare triple {48017#true} assume 1 == ~T3_E~0;~T3_E~0 := 2; {48017#true} is VALID [2022-02-20 19:55:11,295 INFO L290 TraceCheckUtils]: 4: Hoare triple {48017#true} assume 1 == ~T4_E~0;~T4_E~0 := 2; {48017#true} is VALID [2022-02-20 19:55:11,295 INFO L290 TraceCheckUtils]: 5: Hoare triple {48017#true} assume 1 == ~E_M~0;~E_M~0 := 2; {48017#true} is VALID [2022-02-20 19:55:11,295 INFO L290 TraceCheckUtils]: 6: Hoare triple {48017#true} assume !(1 == ~E_1~0); {48017#true} is VALID [2022-02-20 19:55:11,295 INFO L290 TraceCheckUtils]: 7: Hoare triple {48017#true} assume 1 == ~E_2~0;~E_2~0 := 2; {48017#true} is VALID [2022-02-20 19:55:11,295 INFO L290 TraceCheckUtils]: 8: Hoare triple {48017#true} assume 1 == ~E_3~0;~E_3~0 := 2; {48017#true} is VALID [2022-02-20 19:55:11,295 INFO L290 TraceCheckUtils]: 9: Hoare triple {48017#true} assume 1 == ~E_4~0;~E_4~0 := 2; {48017#true} is VALID [2022-02-20 19:55:11,295 INFO L290 TraceCheckUtils]: 10: Hoare triple {48017#true} assume true; {48017#true} is VALID [2022-02-20 19:55:11,295 INFO L284 TraceCheckUtils]: 11: Hoare quadruple {48017#true} {48018#false} #973#return; {48018#false} is VALID [2022-02-20 19:55:11,296 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2022-02-20 19:55:11,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 19:55:11,298 INFO L290 TraceCheckUtils]: 0: Hoare triple {48017#true} havoc ~__retres1~9; {48017#true} is VALID [2022-02-20 19:55:11,298 INFO L290 TraceCheckUtils]: 1: Hoare triple {48017#true} assume 0 == ~m_st~0;~__retres1~9 := 1; {48017#true} is VALID [2022-02-20 19:55:11,298 INFO L290 TraceCheckUtils]: 2: Hoare triple {48017#true} #res := ~__retres1~9; {48017#true} is VALID [2022-02-20 19:55:11,298 INFO L290 TraceCheckUtils]: 3: Hoare triple {48017#true} assume true; {48017#true} is VALID [2022-02-20 19:55:11,298 INFO L284 TraceCheckUtils]: 4: Hoare quadruple {48017#true} {48018#false} #975#return; {48018#false} is VALID [2022-02-20 19:55:11,299 INFO L290 TraceCheckUtils]: 0: Hoare triple {48017#true} assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(19, 2);call #Ultimate.allocInit(12, 3);~q_buf_0~0 := 0;~q_free~0 := 0;~q_read_ev~0 := 0;~q_write_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;~m_pc~0 := 0;~t1_pc~0 := 0;~t2_pc~0 := 0;~t3_pc~0 := 0;~t4_pc~0 := 0;~m_st~0 := 0;~t1_st~0 := 0;~t2_st~0 := 0;~t3_st~0 := 0;~t4_st~0 := 0;~m_i~0 := 0;~t1_i~0 := 0;~t2_i~0 := 0;~t3_i~0 := 0;~t4_i~0 := 0;~M_E~0 := 2;~T1_E~0 := 2;~T2_E~0 := 2;~T3_E~0 := 2;~T4_E~0 := 2;~E_M~0 := 2;~E_1~0 := 2;~E_2~0 := 2;~E_3~0 := 2;~E_4~0 := 2;~token~0 := 0;~local~0 := 0; {48019#(not (= ~M_E~0 0))} is VALID [2022-02-20 19:55:11,299 INFO L290 TraceCheckUtils]: 1: Hoare triple {48019#(not (= ~M_E~0 0))} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet33#1, main_#t~ret34#1, main_#t~ret35#1;assume -2147483648 <= main_#t~nondet33#1 && main_#t~nondet33#1 <= 2147483647; {48019#(not (= ~M_E~0 0))} is VALID [2022-02-20 19:55:11,300 INFO L290 TraceCheckUtils]: 2: Hoare triple {48019#(not (= ~M_E~0 0))} assume !(0 != main_#t~nondet33#1);havoc main_#t~nondet33#1;assume { :begin_inline_main2 } true;havoc main2_#res#1;havoc main2_~__retres1~10#1;havoc main2_~__retres1~10#1;assume { :begin_inline_init_model2 } true;~m_i~0 := 1;~t1_i~0 := 1;~t2_i~0 := 1;~t3_i~0 := 1;~t4_i~0 := 1; {48019#(not (= ~M_E~0 0))} is VALID [2022-02-20 19:55:11,300 INFO L290 TraceCheckUtils]: 3: Hoare triple {48019#(not (= ~M_E~0 0))} assume { :end_inline_init_model2 } true;assume { :begin_inline_start_simulation2 } true;havoc start_simulation2_#t~ret31#1, start_simulation2_#t~ret32#1, start_simulation2_~kernel_st~1#1, start_simulation2_~tmp~7#1, start_simulation2_~tmp___0~3#1;havoc start_simulation2_~kernel_st~1#1;havoc start_simulation2_~tmp~7#1;havoc start_simulation2_~tmp___0~3#1;start_simulation2_~kernel_st~1#1 := 0; {48019#(not (= ~M_E~0 0))} is VALID [2022-02-20 19:55:11,300 INFO L272 TraceCheckUtils]: 4: Hoare triple {48019#(not (= ~M_E~0 0))} call update_channels2(); {48017#true} is VALID [2022-02-20 19:55:11,300 INFO L290 TraceCheckUtils]: 5: Hoare triple {48017#true} assume true; {48017#true} is VALID [2022-02-20 19:55:11,301 INFO L284 TraceCheckUtils]: 6: Hoare quadruple {48017#true} {48019#(not (= ~M_E~0 0))} #967#return; {48019#(not (= ~M_E~0 0))} is VALID [2022-02-20 19:55:11,301 INFO L290 TraceCheckUtils]: 7: Hoare triple {48019#(not (= ~M_E~0 0))} assume { :begin_inline_init_threads2 } true; {48019#(not (= ~M_E~0 0))} is VALID [2022-02-20 19:55:11,301 INFO L290 TraceCheckUtils]: 8: Hoare triple {48019#(not (= ~M_E~0 0))} assume 1 == ~m_i~0;~m_st~0 := 0; {48019#(not (= ~M_E~0 0))} is VALID [2022-02-20 19:55:11,301 INFO L290 TraceCheckUtils]: 9: Hoare triple {48019#(not (= ~M_E~0 0))} assume 1 == ~t1_i~0;~t1_st~0 := 0; {48019#(not (= ~M_E~0 0))} is VALID [2022-02-20 19:55:11,302 INFO L290 TraceCheckUtils]: 10: Hoare triple {48019#(not (= ~M_E~0 0))} assume 1 == ~t2_i~0;~t2_st~0 := 0; {48019#(not (= ~M_E~0 0))} is VALID [2022-02-20 19:55:11,302 INFO L290 TraceCheckUtils]: 11: Hoare triple {48019#(not (= ~M_E~0 0))} assume 1 == ~t3_i~0;~t3_st~0 := 0; {48019#(not (= ~M_E~0 0))} is VALID [2022-02-20 19:55:11,302 INFO L290 TraceCheckUtils]: 12: Hoare triple {48019#(not (= ~M_E~0 0))} assume 1 == ~t4_i~0;~t4_st~0 := 0; {48019#(not (= ~M_E~0 0))} is VALID [2022-02-20 19:55:11,302 INFO L290 TraceCheckUtils]: 13: Hoare triple {48019#(not (= ~M_E~0 0))} assume { :end_inline_init_threads2 } true; {48019#(not (= ~M_E~0 0))} is VALID [2022-02-20 19:55:11,303 INFO L272 TraceCheckUtils]: 14: Hoare triple {48019#(not (= ~M_E~0 0))} call fire_delta_events2(); {48083#(and (= ~M_E~0 |old(~M_E~0)|) (= |old(~T1_E~0)| ~T1_E~0) (= ~E_M~0 |old(~E_M~0)|) (= |old(~T2_E~0)| ~T2_E~0) (= |old(~T4_E~0)| ~T4_E~0) (= ~E_3~0 |old(~E_3~0)|) (= ~E_1~0 |old(~E_1~0)|) (= ~E_4~0 |old(~E_4~0)|) (= ~E_2~0 |old(~E_2~0)|) (= |old(~T3_E~0)| ~T3_E~0))} is VALID [2022-02-20 19:55:11,303 INFO L290 TraceCheckUtils]: 15: Hoare triple {48083#(and (= ~M_E~0 |old(~M_E~0)|) (= |old(~T1_E~0)| ~T1_E~0) (= ~E_M~0 |old(~E_M~0)|) (= |old(~T2_E~0)| ~T2_E~0) (= |old(~T4_E~0)| ~T4_E~0) (= ~E_3~0 |old(~E_3~0)|) (= ~E_1~0 |old(~E_1~0)|) (= ~E_4~0 |old(~E_4~0)|) (= ~E_2~0 |old(~E_2~0)|) (= |old(~T3_E~0)| ~T3_E~0))} assume 0 == ~M_E~0;~M_E~0 := 1; {48084#(= |old(~M_E~0)| 0)} is VALID [2022-02-20 19:55:11,304 INFO L290 TraceCheckUtils]: 16: Hoare triple {48084#(= |old(~M_E~0)| 0)} assume !(0 == ~T1_E~0); {48084#(= |old(~M_E~0)| 0)} is VALID [2022-02-20 19:55:11,304 INFO L290 TraceCheckUtils]: 17: Hoare triple {48084#(= |old(~M_E~0)| 0)} assume 0 == ~T2_E~0;~T2_E~0 := 1; {48084#(= |old(~M_E~0)| 0)} is VALID [2022-02-20 19:55:11,304 INFO L290 TraceCheckUtils]: 18: Hoare triple {48084#(= |old(~M_E~0)| 0)} assume 0 == ~T3_E~0;~T3_E~0 := 1; {48084#(= |old(~M_E~0)| 0)} is VALID [2022-02-20 19:55:11,304 INFO L290 TraceCheckUtils]: 19: Hoare triple {48084#(= |old(~M_E~0)| 0)} assume 0 == ~T4_E~0;~T4_E~0 := 1; {48084#(= |old(~M_E~0)| 0)} is VALID [2022-02-20 19:55:11,305 INFO L290 TraceCheckUtils]: 20: Hoare triple {48084#(= |old(~M_E~0)| 0)} assume 0 == ~E_M~0;~E_M~0 := 1; {48084#(= |old(~M_E~0)| 0)} is VALID [2022-02-20 19:55:11,305 INFO L290 TraceCheckUtils]: 21: Hoare triple {48084#(= |old(~M_E~0)| 0)} assume 0 == ~E_1~0;~E_1~0 := 1; {48084#(= |old(~M_E~0)| 0)} is VALID [2022-02-20 19:55:11,305 INFO L290 TraceCheckUtils]: 22: Hoare triple {48084#(= |old(~M_E~0)| 0)} assume 0 == ~E_2~0;~E_2~0 := 1; {48084#(= |old(~M_E~0)| 0)} is VALID [2022-02-20 19:55:11,306 INFO L290 TraceCheckUtils]: 23: Hoare triple {48084#(= |old(~M_E~0)| 0)} assume 0 == ~E_3~0;~E_3~0 := 1; {48084#(= |old(~M_E~0)| 0)} is VALID [2022-02-20 19:55:11,306 INFO L290 TraceCheckUtils]: 24: Hoare triple {48084#(= |old(~M_E~0)| 0)} assume !(0 == ~E_4~0); {48084#(= |old(~M_E~0)| 0)} is VALID [2022-02-20 19:55:11,306 INFO L290 TraceCheckUtils]: 25: Hoare triple {48084#(= |old(~M_E~0)| 0)} assume true; {48084#(= |old(~M_E~0)| 0)} is VALID [2022-02-20 19:55:11,306 INFO L284 TraceCheckUtils]: 26: Hoare quadruple {48084#(= |old(~M_E~0)| 0)} {48019#(not (= ~M_E~0 0))} #969#return; {48018#false} is VALID [2022-02-20 19:55:11,306 INFO L272 TraceCheckUtils]: 27: Hoare triple {48018#false} call activate_threads2(); {48085#(and (= |old(~t1_st~0)| ~t1_st~0) (= ~m_st~0 |old(~m_st~0)|) (= |old(~t2_st~0)| ~t2_st~0) (= |old(~t3_st~0)| ~t3_st~0) (= |old(~t4_st~0)| ~t4_st~0))} is VALID [2022-02-20 19:55:11,307 INFO L290 TraceCheckUtils]: 28: Hoare triple {48085#(and (= |old(~t1_st~0)| ~t1_st~0) (= ~m_st~0 |old(~m_st~0)|) (= |old(~t2_st~0)| ~t2_st~0) (= |old(~t3_st~0)| ~t3_st~0) (= |old(~t4_st~0)| ~t4_st~0))} havoc ~tmp~5#1;havoc ~tmp___0~2#1;havoc ~tmp___1~1#1;havoc ~tmp___2~0#1;havoc ~tmp___3~0#1;assume { :begin_inline_is_master_triggered } true;havoc is_master_triggered_#res#1;havoc is_master_triggered_~__retres1~4#1;havoc is_master_triggered_~__retres1~4#1; {48017#true} is VALID [2022-02-20 19:55:11,307 INFO L290 TraceCheckUtils]: 29: Hoare triple {48017#true} assume 1 == ~m_pc~0; {48017#true} is VALID [2022-02-20 19:55:11,307 INFO L290 TraceCheckUtils]: 30: Hoare triple {48017#true} assume 1 == ~E_M~0;is_master_triggered_~__retres1~4#1 := 1; {48017#true} is VALID [2022-02-20 19:55:11,307 INFO L290 TraceCheckUtils]: 31: Hoare triple {48017#true} is_master_triggered_#res#1 := is_master_triggered_~__retres1~4#1; {48017#true} is VALID [2022-02-20 19:55:11,307 INFO L290 TraceCheckUtils]: 32: Hoare triple {48017#true} #t~ret25#1 := is_master_triggered_#res#1;assume { :end_inline_is_master_triggered } true;assume -2147483648 <= #t~ret25#1 && #t~ret25#1 <= 2147483647;~tmp~5#1 := #t~ret25#1;havoc #t~ret25#1; {48017#true} is VALID [2022-02-20 19:55:11,307 INFO L290 TraceCheckUtils]: 33: Hoare triple {48017#true} assume 0 != ~tmp~5#1;~m_st~0 := 0; {48017#true} is VALID [2022-02-20 19:55:11,307 INFO L290 TraceCheckUtils]: 34: Hoare triple {48017#true} assume { :begin_inline_is_transmit1_triggered } true;havoc is_transmit1_triggered_#res#1;havoc is_transmit1_triggered_~__retres1~5#1;havoc is_transmit1_triggered_~__retres1~5#1; {48017#true} is VALID [2022-02-20 19:55:11,307 INFO L290 TraceCheckUtils]: 35: Hoare triple {48017#true} assume !(1 == ~t1_pc~0); {48017#true} is VALID [2022-02-20 19:55:11,307 INFO L290 TraceCheckUtils]: 36: Hoare triple {48017#true} is_transmit1_triggered_~__retres1~5#1 := 0; {48017#true} is VALID [2022-02-20 19:55:11,308 INFO L290 TraceCheckUtils]: 37: Hoare triple {48017#true} is_transmit1_triggered_#res#1 := is_transmit1_triggered_~__retres1~5#1; {48017#true} is VALID [2022-02-20 19:55:11,308 INFO L290 TraceCheckUtils]: 38: Hoare triple {48017#true} #t~ret26#1 := is_transmit1_triggered_#res#1;assume { :end_inline_is_transmit1_triggered } true;assume -2147483648 <= #t~ret26#1 && #t~ret26#1 <= 2147483647;~tmp___0~2#1 := #t~ret26#1;havoc #t~ret26#1; {48017#true} is VALID [2022-02-20 19:55:11,308 INFO L290 TraceCheckUtils]: 39: Hoare triple {48017#true} assume 0 != ~tmp___0~2#1;~t1_st~0 := 0; {48017#true} is VALID [2022-02-20 19:55:11,308 INFO L290 TraceCheckUtils]: 40: Hoare triple {48017#true} assume { :begin_inline_is_transmit2_triggered } true;havoc is_transmit2_triggered_#res#1;havoc is_transmit2_triggered_~__retres1~6#1;havoc is_transmit2_triggered_~__retres1~6#1; {48017#true} is VALID [2022-02-20 19:55:11,308 INFO L290 TraceCheckUtils]: 41: Hoare triple {48017#true} assume 1 == ~t2_pc~0; {48017#true} is VALID [2022-02-20 19:55:11,308 INFO L290 TraceCheckUtils]: 42: Hoare triple {48017#true} assume 1 == ~E_2~0;is_transmit2_triggered_~__retres1~6#1 := 1; {48017#true} is VALID [2022-02-20 19:55:11,308 INFO L290 TraceCheckUtils]: 43: Hoare triple {48017#true} is_transmit2_triggered_#res#1 := is_transmit2_triggered_~__retres1~6#1; {48017#true} is VALID [2022-02-20 19:55:11,308 INFO L290 TraceCheckUtils]: 44: Hoare triple {48017#true} #t~ret27#1 := is_transmit2_triggered_#res#1;assume { :end_inline_is_transmit2_triggered } true;assume -2147483648 <= #t~ret27#1 && #t~ret27#1 <= 2147483647;~tmp___1~1#1 := #t~ret27#1;havoc #t~ret27#1; {48017#true} is VALID [2022-02-20 19:55:11,308 INFO L290 TraceCheckUtils]: 45: Hoare triple {48017#true} assume 0 != ~tmp___1~1#1;~t2_st~0 := 0; {48017#true} is VALID [2022-02-20 19:55:11,309 INFO L290 TraceCheckUtils]: 46: Hoare triple {48017#true} assume { :begin_inline_is_transmit3_triggered } true;havoc is_transmit3_triggered_#res#1;havoc is_transmit3_triggered_~__retres1~7#1;havoc is_transmit3_triggered_~__retres1~7#1; {48017#true} is VALID [2022-02-20 19:55:11,309 INFO L290 TraceCheckUtils]: 47: Hoare triple {48017#true} assume !(1 == ~t3_pc~0); {48017#true} is VALID [2022-02-20 19:55:11,309 INFO L290 TraceCheckUtils]: 48: Hoare triple {48017#true} is_transmit3_triggered_~__retres1~7#1 := 0; {48017#true} is VALID [2022-02-20 19:55:11,309 INFO L290 TraceCheckUtils]: 49: Hoare triple {48017#true} is_transmit3_triggered_#res#1 := is_transmit3_triggered_~__retres1~7#1; {48017#true} is VALID [2022-02-20 19:55:11,309 INFO L290 TraceCheckUtils]: 50: Hoare triple {48017#true} #t~ret28#1 := is_transmit3_triggered_#res#1;assume { :end_inline_is_transmit3_triggered } true;assume -2147483648 <= #t~ret28#1 && #t~ret28#1 <= 2147483647;~tmp___2~0#1 := #t~ret28#1;havoc #t~ret28#1; {48017#true} is VALID [2022-02-20 19:55:11,309 INFO L290 TraceCheckUtils]: 51: Hoare triple {48017#true} assume 0 != ~tmp___2~0#1;~t3_st~0 := 0; {48017#true} is VALID [2022-02-20 19:55:11,309 INFO L290 TraceCheckUtils]: 52: Hoare triple {48017#true} assume { :begin_inline_is_transmit4_triggered } true;havoc is_transmit4_triggered_#res#1;havoc is_transmit4_triggered_~__retres1~8#1;havoc is_transmit4_triggered_~__retres1~8#1; {48017#true} is VALID [2022-02-20 19:55:11,309 INFO L290 TraceCheckUtils]: 53: Hoare triple {48017#true} assume 1 == ~t4_pc~0; {48017#true} is VALID [2022-02-20 19:55:11,309 INFO L290 TraceCheckUtils]: 54: Hoare triple {48017#true} assume 1 == ~E_4~0;is_transmit4_triggered_~__retres1~8#1 := 1; {48017#true} is VALID [2022-02-20 19:55:11,309 INFO L290 TraceCheckUtils]: 55: Hoare triple {48017#true} is_transmit4_triggered_#res#1 := is_transmit4_triggered_~__retres1~8#1; {48017#true} is VALID [2022-02-20 19:55:11,310 INFO L290 TraceCheckUtils]: 56: Hoare triple {48017#true} #t~ret29#1 := is_transmit4_triggered_#res#1;assume { :end_inline_is_transmit4_triggered } true;assume -2147483648 <= #t~ret29#1 && #t~ret29#1 <= 2147483647;~tmp___3~0#1 := #t~ret29#1;havoc #t~ret29#1; {48017#true} is VALID [2022-02-20 19:55:11,310 INFO L290 TraceCheckUtils]: 57: Hoare triple {48017#true} assume 0 != ~tmp___3~0#1;~t4_st~0 := 0; {48017#true} is VALID [2022-02-20 19:55:11,310 INFO L290 TraceCheckUtils]: 58: Hoare triple {48017#true} assume true; {48017#true} is VALID [2022-02-20 19:55:11,310 INFO L284 TraceCheckUtils]: 59: Hoare quadruple {48017#true} {48018#false} #971#return; {48018#false} is VALID [2022-02-20 19:55:11,310 INFO L272 TraceCheckUtils]: 60: Hoare triple {48018#false} call reset_delta_events2(); {48083#(and (= ~M_E~0 |old(~M_E~0)|) (= |old(~T1_E~0)| ~T1_E~0) (= ~E_M~0 |old(~E_M~0)|) (= |old(~T2_E~0)| ~T2_E~0) (= |old(~T4_E~0)| ~T4_E~0) (= ~E_3~0 |old(~E_3~0)|) (= ~E_1~0 |old(~E_1~0)|) (= ~E_4~0 |old(~E_4~0)|) (= ~E_2~0 |old(~E_2~0)|) (= |old(~T3_E~0)| ~T3_E~0))} is VALID [2022-02-20 19:55:11,310 INFO L290 TraceCheckUtils]: 61: Hoare triple {48083#(and (= ~M_E~0 |old(~M_E~0)|) (= |old(~T1_E~0)| ~T1_E~0) (= ~E_M~0 |old(~E_M~0)|) (= |old(~T2_E~0)| ~T2_E~0) (= |old(~T4_E~0)| ~T4_E~0) (= ~E_3~0 |old(~E_3~0)|) (= ~E_1~0 |old(~E_1~0)|) (= ~E_4~0 |old(~E_4~0)|) (= ~E_2~0 |old(~E_2~0)|) (= |old(~T3_E~0)| ~T3_E~0))} assume 1 == ~M_E~0;~M_E~0 := 2; {48017#true} is VALID [2022-02-20 19:55:11,310 INFO L290 TraceCheckUtils]: 62: Hoare triple {48017#true} assume 1 == ~T1_E~0;~T1_E~0 := 2; {48017#true} is VALID [2022-02-20 19:55:11,310 INFO L290 TraceCheckUtils]: 63: Hoare triple {48017#true} assume 1 == ~T2_E~0;~T2_E~0 := 2; {48017#true} is VALID [2022-02-20 19:55:11,310 INFO L290 TraceCheckUtils]: 64: Hoare triple {48017#true} assume 1 == ~T3_E~0;~T3_E~0 := 2; {48017#true} is VALID [2022-02-20 19:55:11,310 INFO L290 TraceCheckUtils]: 65: Hoare triple {48017#true} assume 1 == ~T4_E~0;~T4_E~0 := 2; {48017#true} is VALID [2022-02-20 19:55:11,311 INFO L290 TraceCheckUtils]: 66: Hoare triple {48017#true} assume 1 == ~E_M~0;~E_M~0 := 2; {48017#true} is VALID [2022-02-20 19:55:11,311 INFO L290 TraceCheckUtils]: 67: Hoare triple {48017#true} assume !(1 == ~E_1~0); {48017#true} is VALID [2022-02-20 19:55:11,311 INFO L290 TraceCheckUtils]: 68: Hoare triple {48017#true} assume 1 == ~E_2~0;~E_2~0 := 2; {48017#true} is VALID [2022-02-20 19:55:11,311 INFO L290 TraceCheckUtils]: 69: Hoare triple {48017#true} assume 1 == ~E_3~0;~E_3~0 := 2; {48017#true} is VALID [2022-02-20 19:55:11,311 INFO L290 TraceCheckUtils]: 70: Hoare triple {48017#true} assume 1 == ~E_4~0;~E_4~0 := 2; {48017#true} is VALID [2022-02-20 19:55:11,311 INFO L290 TraceCheckUtils]: 71: Hoare triple {48017#true} assume true; {48017#true} is VALID [2022-02-20 19:55:11,311 INFO L284 TraceCheckUtils]: 72: Hoare quadruple {48017#true} {48018#false} #973#return; {48018#false} is VALID [2022-02-20 19:55:11,311 INFO L290 TraceCheckUtils]: 73: Hoare triple {48018#false} assume !false; {48018#false} is VALID [2022-02-20 19:55:11,311 INFO L290 TraceCheckUtils]: 74: Hoare triple {48018#false} start_simulation2_~kernel_st~1#1 := 1;assume { :begin_inline_eval2 } true;havoc eval2_#t~ret19#1, eval2_#t~nondet20#1, eval2_~tmp_ndt_1~0#1, eval2_#t~nondet21#1, eval2_~tmp_ndt_2~0#1, eval2_#t~nondet22#1, eval2_~tmp_ndt_3~0#1, eval2_#t~nondet23#1, eval2_~tmp_ndt_4~0#1, eval2_#t~nondet24#1, eval2_~tmp_ndt_5~0#1, eval2_~tmp~4#1;havoc eval2_~tmp~4#1; {48018#false} is VALID [2022-02-20 19:55:11,311 INFO L290 TraceCheckUtils]: 75: Hoare triple {48018#false} assume !false; {48018#false} is VALID [2022-02-20 19:55:11,312 INFO L272 TraceCheckUtils]: 76: Hoare triple {48018#false} call eval2_#t~ret19#1 := exists_runnable_thread2(); {48017#true} is VALID [2022-02-20 19:55:11,312 INFO L290 TraceCheckUtils]: 77: Hoare triple {48017#true} havoc ~__retres1~9; {48017#true} is VALID [2022-02-20 19:55:11,312 INFO L290 TraceCheckUtils]: 78: Hoare triple {48017#true} assume 0 == ~m_st~0;~__retres1~9 := 1; {48017#true} is VALID [2022-02-20 19:55:11,312 INFO L290 TraceCheckUtils]: 79: Hoare triple {48017#true} #res := ~__retres1~9; {48017#true} is VALID [2022-02-20 19:55:11,312 INFO L290 TraceCheckUtils]: 80: Hoare triple {48017#true} assume true; {48017#true} is VALID [2022-02-20 19:55:11,312 INFO L284 TraceCheckUtils]: 81: Hoare quadruple {48017#true} {48018#false} #975#return; {48018#false} is VALID [2022-02-20 19:55:11,312 INFO L290 TraceCheckUtils]: 82: Hoare triple {48018#false} assume -2147483648 <= eval2_#t~ret19#1 && eval2_#t~ret19#1 <= 2147483647;eval2_~tmp~4#1 := eval2_#t~ret19#1;havoc eval2_#t~ret19#1; {48018#false} is VALID [2022-02-20 19:55:11,312 INFO L290 TraceCheckUtils]: 83: Hoare triple {48018#false} assume 0 != eval2_~tmp~4#1; {48018#false} is VALID [2022-02-20 19:55:11,312 INFO L290 TraceCheckUtils]: 84: Hoare triple {48018#false} assume 0 == ~m_st~0;havoc eval2_~tmp_ndt_1~0#1;assume -2147483648 <= eval2_#t~nondet20#1 && eval2_#t~nondet20#1 <= 2147483647;eval2_~tmp_ndt_1~0#1 := eval2_#t~nondet20#1;havoc eval2_#t~nondet20#1; {48018#false} is VALID [2022-02-20 19:55:11,312 INFO L290 TraceCheckUtils]: 85: Hoare triple {48018#false} assume 0 != eval2_~tmp_ndt_1~0#1;~m_st~0 := 1;assume { :begin_inline_master } true;havoc master_#t~nondet17#1, master_#t~nondet18#1, master_~tmp_var~0#1;assume -2147483648 <= master_#t~nondet17#1 && master_#t~nondet17#1 <= 2147483647;master_~tmp_var~0#1 := master_#t~nondet17#1;havoc master_#t~nondet17#1; {48018#false} is VALID [2022-02-20 19:55:11,313 INFO L290 TraceCheckUtils]: 86: Hoare triple {48018#false} assume !(0 == ~m_pc~0); {48018#false} is VALID [2022-02-20 19:55:11,313 INFO L290 TraceCheckUtils]: 87: Hoare triple {48018#false} assume 1 == ~m_pc~0; {48018#false} is VALID [2022-02-20 19:55:11,313 INFO L290 TraceCheckUtils]: 88: Hoare triple {48018#false} assume ~token~0 != 4 + ~local~0; {48018#false} is VALID [2022-02-20 19:55:11,313 INFO L272 TraceCheckUtils]: 89: Hoare triple {48018#false} call error2(); {48018#false} is VALID [2022-02-20 19:55:11,313 INFO L290 TraceCheckUtils]: 90: Hoare triple {48018#false} assume !false; {48018#false} is VALID [2022-02-20 19:55:11,313 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-20 19:55:11,313 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 19:55:11,313 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [174778715] [2022-02-20 19:55:11,314 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [174778715] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 19:55:11,314 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 19:55:11,314 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-02-20 19:55:11,314 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [682390827] [2022-02-20 19:55:11,314 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 19:55:11,314 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 13.333333333333334) internal successors, (80), 4 states have internal predecessors, (80), 2 states have call successors, (6), 4 states have call predecessors, (6), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) Word has length 91 [2022-02-20 19:55:11,315 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 19:55:11,315 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 6 states, 6 states have (on average 13.333333333333334) internal successors, (80), 4 states have internal predecessors, (80), 2 states have call successors, (6), 4 states have call predecessors, (6), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2022-02-20 19:55:11,377 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 91 edges. 91 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 19:55:11,377 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-02-20 19:55:11,378 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 19:55:11,378 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-02-20 19:55:11,378 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-02-20 19:55:11,378 INFO L87 Difference]: Start difference. First operand 1126 states and 1453 transitions. Second operand has 6 states, 6 states have (on average 13.333333333333334) internal successors, (80), 4 states have internal predecessors, (80), 2 states have call successors, (6), 4 states have call predecessors, (6), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2022-02-20 19:55:13,179 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 19:55:13,180 INFO L93 Difference]: Finished difference Result 1351 states and 1806 transitions. [2022-02-20 19:55:13,180 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-20 19:55:13,180 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 13.333333333333334) internal successors, (80), 4 states have internal predecessors, (80), 2 states have call successors, (6), 4 states have call predecessors, (6), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) Word has length 91 [2022-02-20 19:55:13,180 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-20 19:55:13,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 6 states have (on average 13.333333333333334) internal successors, (80), 4 states have internal predecessors, (80), 2 states have call successors, (6), 4 states have call predecessors, (6), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2022-02-20 19:55:13,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 721 transitions. [2022-02-20 19:55:13,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 6 states have (on average 13.333333333333334) internal successors, (80), 4 states have internal predecessors, (80), 2 states have call successors, (6), 4 states have call predecessors, (6), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2022-02-20 19:55:13,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 721 transitions. [2022-02-20 19:55:13,187 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 6 states and 721 transitions. [2022-02-20 19:55:13,668 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 721 edges. 721 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 19:55:13,725 INFO L225 Difference]: With dead ends: 1351 [2022-02-20 19:55:13,725 INFO L226 Difference]: Without dead ends: 1179 [2022-02-20 19:55:13,726 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2022-02-20 19:55:13,726 INFO L933 BasicCegarLoop]: 356 mSDtfsCounter, 579 mSDsluCounter, 483 mSDsCounter, 0 mSdLazyCounter, 607 mSolverCounterSat, 66 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 595 SdHoareTripleChecker+Valid, 839 SdHoareTripleChecker+Invalid, 673 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 66 IncrementalHoareTripleChecker+Valid, 607 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-02-20 19:55:13,726 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [595 Valid, 839 Invalid, 673 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [66 Valid, 607 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-02-20 19:55:13,727 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1179 states. [2022-02-20 19:55:13,868 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1179 to 1126. [2022-02-20 19:55:13,868 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-20 19:55:13,869 INFO L82 GeneralOperation]: Start isEquivalent. First operand 1179 states. Second operand has 1126 states, 996 states have (on average 1.2700803212851406) internal successors, (1265), 1014 states have internal predecessors, (1265), 77 states have call successors, (77), 44 states have call predecessors, (77), 51 states have return successors, (110), 68 states have call predecessors, (110), 74 states have call successors, (110) [2022-02-20 19:55:13,870 INFO L74 IsIncluded]: Start isIncluded. First operand 1179 states. Second operand has 1126 states, 996 states have (on average 1.2700803212851406) internal successors, (1265), 1014 states have internal predecessors, (1265), 77 states have call successors, (77), 44 states have call predecessors, (77), 51 states have return successors, (110), 68 states have call predecessors, (110), 74 states have call successors, (110) [2022-02-20 19:55:13,871 INFO L87 Difference]: Start difference. First operand 1179 states. Second operand has 1126 states, 996 states have (on average 1.2700803212851406) internal successors, (1265), 1014 states have internal predecessors, (1265), 77 states have call successors, (77), 44 states have call predecessors, (77), 51 states have return successors, (110), 68 states have call predecessors, (110), 74 states have call successors, (110) [2022-02-20 19:55:13,907 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 19:55:13,907 INFO L93 Difference]: Finished difference Result 1179 states and 1543 transitions. [2022-02-20 19:55:13,907 INFO L276 IsEmpty]: Start isEmpty. Operand 1179 states and 1543 transitions. [2022-02-20 19:55:13,909 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 19:55:13,909 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 19:55:13,911 INFO L74 IsIncluded]: Start isIncluded. First operand has 1126 states, 996 states have (on average 1.2700803212851406) internal successors, (1265), 1014 states have internal predecessors, (1265), 77 states have call successors, (77), 44 states have call predecessors, (77), 51 states have return successors, (110), 68 states have call predecessors, (110), 74 states have call successors, (110) Second operand 1179 states. [2022-02-20 19:55:13,912 INFO L87 Difference]: Start difference. First operand has 1126 states, 996 states have (on average 1.2700803212851406) internal successors, (1265), 1014 states have internal predecessors, (1265), 77 states have call successors, (77), 44 states have call predecessors, (77), 51 states have return successors, (110), 68 states have call predecessors, (110), 74 states have call successors, (110) Second operand 1179 states. [2022-02-20 19:55:13,948 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 19:55:13,948 INFO L93 Difference]: Finished difference Result 1179 states and 1543 transitions. [2022-02-20 19:55:13,948 INFO L276 IsEmpty]: Start isEmpty. Operand 1179 states and 1543 transitions. [2022-02-20 19:55:13,950 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 19:55:13,950 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 19:55:13,950 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-20 19:55:13,950 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-20 19:55:13,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1126 states, 996 states have (on average 1.2700803212851406) internal successors, (1265), 1014 states have internal predecessors, (1265), 77 states have call successors, (77), 44 states have call predecessors, (77), 51 states have return successors, (110), 68 states have call predecessors, (110), 74 states have call successors, (110) [2022-02-20 19:55:13,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1126 states to 1126 states and 1452 transitions. [2022-02-20 19:55:13,999 INFO L78 Accepts]: Start accepts. Automaton has 1126 states and 1452 transitions. Word has length 91 [2022-02-20 19:55:13,999 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 19:55:13,999 INFO L470 AbstractCegarLoop]: Abstraction has 1126 states and 1452 transitions. [2022-02-20 19:55:14,000 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 13.333333333333334) internal successors, (80), 4 states have internal predecessors, (80), 2 states have call successors, (6), 4 states have call predecessors, (6), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2022-02-20 19:55:14,000 INFO L276 IsEmpty]: Start isEmpty. Operand 1126 states and 1452 transitions. [2022-02-20 19:55:14,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2022-02-20 19:55:14,001 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 19:55:14,001 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-20 19:55:14,002 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-02-20 19:55:14,002 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting error2Err0ASSERT_VIOLATIONERROR_FUNCTION === [error1Err0ASSERT_VIOLATIONERROR_FUNCTION, error2Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-20 19:55:14,002 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 19:55:14,002 INFO L85 PathProgramCache]: Analyzing trace with hash -1077435410, now seen corresponding path program 1 times [2022-02-20 19:55:14,002 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 19:55:14,002 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [739172172] [2022-02-20 19:55:14,003 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 19:55:14,003 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 19:55:14,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 19:55:14,027 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-02-20 19:55:14,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 19:55:14,029 INFO L290 TraceCheckUtils]: 0: Hoare triple {53863#true} assume true; {53863#true} is VALID [2022-02-20 19:55:14,030 INFO L284 TraceCheckUtils]: 1: Hoare quadruple {53863#true} {53865#(not (= ~T2_E~0 0))} #967#return; {53865#(not (= ~T2_E~0 0))} is VALID [2022-02-20 19:55:14,039 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-02-20 19:55:14,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 19:55:14,054 INFO L290 TraceCheckUtils]: 0: Hoare triple {53929#(and (= ~M_E~0 |old(~M_E~0)|) (= |old(~T1_E~0)| ~T1_E~0) (= ~E_M~0 |old(~E_M~0)|) (= |old(~T2_E~0)| ~T2_E~0) (= |old(~T4_E~0)| ~T4_E~0) (= ~E_3~0 |old(~E_3~0)|) (= ~E_1~0 |old(~E_1~0)|) (= ~E_4~0 |old(~E_4~0)|) (= ~E_2~0 |old(~E_2~0)|) (= |old(~T3_E~0)| ~T3_E~0))} assume !(0 == ~M_E~0); {53930#(= |old(~T2_E~0)| ~T2_E~0)} is VALID [2022-02-20 19:55:14,054 INFO L290 TraceCheckUtils]: 1: Hoare triple {53930#(= |old(~T2_E~0)| ~T2_E~0)} assume !(0 == ~T1_E~0); {53930#(= |old(~T2_E~0)| ~T2_E~0)} is VALID [2022-02-20 19:55:14,054 INFO L290 TraceCheckUtils]: 2: Hoare triple {53930#(= |old(~T2_E~0)| ~T2_E~0)} assume 0 == ~T2_E~0;~T2_E~0 := 1; {53931#(= |old(~T2_E~0)| 0)} is VALID [2022-02-20 19:55:14,055 INFO L290 TraceCheckUtils]: 3: Hoare triple {53931#(= |old(~T2_E~0)| 0)} assume 0 == ~T3_E~0;~T3_E~0 := 1; {53931#(= |old(~T2_E~0)| 0)} is VALID [2022-02-20 19:55:14,055 INFO L290 TraceCheckUtils]: 4: Hoare triple {53931#(= |old(~T2_E~0)| 0)} assume 0 == ~T4_E~0;~T4_E~0 := 1; {53931#(= |old(~T2_E~0)| 0)} is VALID [2022-02-20 19:55:14,055 INFO L290 TraceCheckUtils]: 5: Hoare triple {53931#(= |old(~T2_E~0)| 0)} assume 0 == ~E_M~0;~E_M~0 := 1; {53931#(= |old(~T2_E~0)| 0)} is VALID [2022-02-20 19:55:14,055 INFO L290 TraceCheckUtils]: 6: Hoare triple {53931#(= |old(~T2_E~0)| 0)} assume 0 == ~E_1~0;~E_1~0 := 1; {53931#(= |old(~T2_E~0)| 0)} is VALID [2022-02-20 19:55:14,056 INFO L290 TraceCheckUtils]: 7: Hoare triple {53931#(= |old(~T2_E~0)| 0)} assume 0 == ~E_2~0;~E_2~0 := 1; {53931#(= |old(~T2_E~0)| 0)} is VALID [2022-02-20 19:55:14,056 INFO L290 TraceCheckUtils]: 8: Hoare triple {53931#(= |old(~T2_E~0)| 0)} assume 0 == ~E_3~0;~E_3~0 := 1; {53931#(= |old(~T2_E~0)| 0)} is VALID [2022-02-20 19:55:14,056 INFO L290 TraceCheckUtils]: 9: Hoare triple {53931#(= |old(~T2_E~0)| 0)} assume !(0 == ~E_4~0); {53931#(= |old(~T2_E~0)| 0)} is VALID [2022-02-20 19:55:14,056 INFO L290 TraceCheckUtils]: 10: Hoare triple {53931#(= |old(~T2_E~0)| 0)} assume true; {53931#(= |old(~T2_E~0)| 0)} is VALID [2022-02-20 19:55:14,057 INFO L284 TraceCheckUtils]: 11: Hoare quadruple {53931#(= |old(~T2_E~0)| 0)} {53865#(not (= ~T2_E~0 0))} #969#return; {53864#false} is VALID [2022-02-20 19:55:14,063 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2022-02-20 19:55:14,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 19:55:14,077 INFO L290 TraceCheckUtils]: 0: Hoare triple {53932#(and (= |old(~t1_st~0)| ~t1_st~0) (= ~m_st~0 |old(~m_st~0)|) (= |old(~t2_st~0)| ~t2_st~0) (= |old(~t3_st~0)| ~t3_st~0) (= |old(~t4_st~0)| ~t4_st~0))} havoc ~tmp~5#1;havoc ~tmp___0~2#1;havoc ~tmp___1~1#1;havoc ~tmp___2~0#1;havoc ~tmp___3~0#1;assume { :begin_inline_is_master_triggered } true;havoc is_master_triggered_#res#1;havoc is_master_triggered_~__retres1~4#1;havoc is_master_triggered_~__retres1~4#1; {53863#true} is VALID [2022-02-20 19:55:14,077 INFO L290 TraceCheckUtils]: 1: Hoare triple {53863#true} assume 1 == ~m_pc~0; {53863#true} is VALID [2022-02-20 19:55:14,077 INFO L290 TraceCheckUtils]: 2: Hoare triple {53863#true} assume 1 == ~E_M~0;is_master_triggered_~__retres1~4#1 := 1; {53863#true} is VALID [2022-02-20 19:55:14,078 INFO L290 TraceCheckUtils]: 3: Hoare triple {53863#true} is_master_triggered_#res#1 := is_master_triggered_~__retres1~4#1; {53863#true} is VALID [2022-02-20 19:55:14,078 INFO L290 TraceCheckUtils]: 4: Hoare triple {53863#true} #t~ret25#1 := is_master_triggered_#res#1;assume { :end_inline_is_master_triggered } true;assume -2147483648 <= #t~ret25#1 && #t~ret25#1 <= 2147483647;~tmp~5#1 := #t~ret25#1;havoc #t~ret25#1; {53863#true} is VALID [2022-02-20 19:55:14,078 INFO L290 TraceCheckUtils]: 5: Hoare triple {53863#true} assume 0 != ~tmp~5#1;~m_st~0 := 0; {53863#true} is VALID [2022-02-20 19:55:14,078 INFO L290 TraceCheckUtils]: 6: Hoare triple {53863#true} assume { :begin_inline_is_transmit1_triggered } true;havoc is_transmit1_triggered_#res#1;havoc is_transmit1_triggered_~__retres1~5#1;havoc is_transmit1_triggered_~__retres1~5#1; {53863#true} is VALID [2022-02-20 19:55:14,078 INFO L290 TraceCheckUtils]: 7: Hoare triple {53863#true} assume !(1 == ~t1_pc~0); {53863#true} is VALID [2022-02-20 19:55:14,078 INFO L290 TraceCheckUtils]: 8: Hoare triple {53863#true} is_transmit1_triggered_~__retres1~5#1 := 0; {53863#true} is VALID [2022-02-20 19:55:14,078 INFO L290 TraceCheckUtils]: 9: Hoare triple {53863#true} is_transmit1_triggered_#res#1 := is_transmit1_triggered_~__retres1~5#1; {53863#true} is VALID [2022-02-20 19:55:14,078 INFO L290 TraceCheckUtils]: 10: Hoare triple {53863#true} #t~ret26#1 := is_transmit1_triggered_#res#1;assume { :end_inline_is_transmit1_triggered } true;assume -2147483648 <= #t~ret26#1 && #t~ret26#1 <= 2147483647;~tmp___0~2#1 := #t~ret26#1;havoc #t~ret26#1; {53863#true} is VALID [2022-02-20 19:55:14,078 INFO L290 TraceCheckUtils]: 11: Hoare triple {53863#true} assume 0 != ~tmp___0~2#1;~t1_st~0 := 0; {53863#true} is VALID [2022-02-20 19:55:14,078 INFO L290 TraceCheckUtils]: 12: Hoare triple {53863#true} assume { :begin_inline_is_transmit2_triggered } true;havoc is_transmit2_triggered_#res#1;havoc is_transmit2_triggered_~__retres1~6#1;havoc is_transmit2_triggered_~__retres1~6#1; {53863#true} is VALID [2022-02-20 19:55:14,079 INFO L290 TraceCheckUtils]: 13: Hoare triple {53863#true} assume 1 == ~t2_pc~0; {53863#true} is VALID [2022-02-20 19:55:14,079 INFO L290 TraceCheckUtils]: 14: Hoare triple {53863#true} assume 1 == ~E_2~0;is_transmit2_triggered_~__retres1~6#1 := 1; {53863#true} is VALID [2022-02-20 19:55:14,079 INFO L290 TraceCheckUtils]: 15: Hoare triple {53863#true} is_transmit2_triggered_#res#1 := is_transmit2_triggered_~__retres1~6#1; {53863#true} is VALID [2022-02-20 19:55:14,079 INFO L290 TraceCheckUtils]: 16: Hoare triple {53863#true} #t~ret27#1 := is_transmit2_triggered_#res#1;assume { :end_inline_is_transmit2_triggered } true;assume -2147483648 <= #t~ret27#1 && #t~ret27#1 <= 2147483647;~tmp___1~1#1 := #t~ret27#1;havoc #t~ret27#1; {53863#true} is VALID [2022-02-20 19:55:14,079 INFO L290 TraceCheckUtils]: 17: Hoare triple {53863#true} assume 0 != ~tmp___1~1#1;~t2_st~0 := 0; {53863#true} is VALID [2022-02-20 19:55:14,079 INFO L290 TraceCheckUtils]: 18: Hoare triple {53863#true} assume { :begin_inline_is_transmit3_triggered } true;havoc is_transmit3_triggered_#res#1;havoc is_transmit3_triggered_~__retres1~7#1;havoc is_transmit3_triggered_~__retres1~7#1; {53863#true} is VALID [2022-02-20 19:55:14,079 INFO L290 TraceCheckUtils]: 19: Hoare triple {53863#true} assume !(1 == ~t3_pc~0); {53863#true} is VALID [2022-02-20 19:55:14,079 INFO L290 TraceCheckUtils]: 20: Hoare triple {53863#true} is_transmit3_triggered_~__retres1~7#1 := 0; {53863#true} is VALID [2022-02-20 19:55:14,079 INFO L290 TraceCheckUtils]: 21: Hoare triple {53863#true} is_transmit3_triggered_#res#1 := is_transmit3_triggered_~__retres1~7#1; {53863#true} is VALID [2022-02-20 19:55:14,079 INFO L290 TraceCheckUtils]: 22: Hoare triple {53863#true} #t~ret28#1 := is_transmit3_triggered_#res#1;assume { :end_inline_is_transmit3_triggered } true;assume -2147483648 <= #t~ret28#1 && #t~ret28#1 <= 2147483647;~tmp___2~0#1 := #t~ret28#1;havoc #t~ret28#1; {53863#true} is VALID [2022-02-20 19:55:14,080 INFO L290 TraceCheckUtils]: 23: Hoare triple {53863#true} assume 0 != ~tmp___2~0#1;~t3_st~0 := 0; {53863#true} is VALID [2022-02-20 19:55:14,080 INFO L290 TraceCheckUtils]: 24: Hoare triple {53863#true} assume { :begin_inline_is_transmit4_triggered } true;havoc is_transmit4_triggered_#res#1;havoc is_transmit4_triggered_~__retres1~8#1;havoc is_transmit4_triggered_~__retres1~8#1; {53863#true} is VALID [2022-02-20 19:55:14,080 INFO L290 TraceCheckUtils]: 25: Hoare triple {53863#true} assume 1 == ~t4_pc~0; {53863#true} is VALID [2022-02-20 19:55:14,080 INFO L290 TraceCheckUtils]: 26: Hoare triple {53863#true} assume 1 == ~E_4~0;is_transmit4_triggered_~__retres1~8#1 := 1; {53863#true} is VALID [2022-02-20 19:55:14,080 INFO L290 TraceCheckUtils]: 27: Hoare triple {53863#true} is_transmit4_triggered_#res#1 := is_transmit4_triggered_~__retres1~8#1; {53863#true} is VALID [2022-02-20 19:55:14,080 INFO L290 TraceCheckUtils]: 28: Hoare triple {53863#true} #t~ret29#1 := is_transmit4_triggered_#res#1;assume { :end_inline_is_transmit4_triggered } true;assume -2147483648 <= #t~ret29#1 && #t~ret29#1 <= 2147483647;~tmp___3~0#1 := #t~ret29#1;havoc #t~ret29#1; {53863#true} is VALID [2022-02-20 19:55:14,080 INFO L290 TraceCheckUtils]: 29: Hoare triple {53863#true} assume 0 != ~tmp___3~0#1;~t4_st~0 := 0; {53863#true} is VALID [2022-02-20 19:55:14,080 INFO L290 TraceCheckUtils]: 30: Hoare triple {53863#true} assume true; {53863#true} is VALID [2022-02-20 19:55:14,080 INFO L284 TraceCheckUtils]: 31: Hoare quadruple {53863#true} {53864#false} #971#return; {53864#false} is VALID [2022-02-20 19:55:14,081 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2022-02-20 19:55:14,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 19:55:14,084 INFO L290 TraceCheckUtils]: 0: Hoare triple {53929#(and (= ~M_E~0 |old(~M_E~0)|) (= |old(~T1_E~0)| ~T1_E~0) (= ~E_M~0 |old(~E_M~0)|) (= |old(~T2_E~0)| ~T2_E~0) (= |old(~T4_E~0)| ~T4_E~0) (= ~E_3~0 |old(~E_3~0)|) (= ~E_1~0 |old(~E_1~0)|) (= ~E_4~0 |old(~E_4~0)|) (= ~E_2~0 |old(~E_2~0)|) (= |old(~T3_E~0)| ~T3_E~0))} assume 1 == ~M_E~0;~M_E~0 := 2; {53863#true} is VALID [2022-02-20 19:55:14,084 INFO L290 TraceCheckUtils]: 1: Hoare triple {53863#true} assume 1 == ~T1_E~0;~T1_E~0 := 2; {53863#true} is VALID [2022-02-20 19:55:14,085 INFO L290 TraceCheckUtils]: 2: Hoare triple {53863#true} assume 1 == ~T2_E~0;~T2_E~0 := 2; {53863#true} is VALID [2022-02-20 19:55:14,085 INFO L290 TraceCheckUtils]: 3: Hoare triple {53863#true} assume 1 == ~T3_E~0;~T3_E~0 := 2; {53863#true} is VALID [2022-02-20 19:55:14,085 INFO L290 TraceCheckUtils]: 4: Hoare triple {53863#true} assume 1 == ~T4_E~0;~T4_E~0 := 2; {53863#true} is VALID [2022-02-20 19:55:14,085 INFO L290 TraceCheckUtils]: 5: Hoare triple {53863#true} assume 1 == ~E_M~0;~E_M~0 := 2; {53863#true} is VALID [2022-02-20 19:55:14,085 INFO L290 TraceCheckUtils]: 6: Hoare triple {53863#true} assume !(1 == ~E_1~0); {53863#true} is VALID [2022-02-20 19:55:14,085 INFO L290 TraceCheckUtils]: 7: Hoare triple {53863#true} assume 1 == ~E_2~0;~E_2~0 := 2; {53863#true} is VALID [2022-02-20 19:55:14,085 INFO L290 TraceCheckUtils]: 8: Hoare triple {53863#true} assume 1 == ~E_3~0;~E_3~0 := 2; {53863#true} is VALID [2022-02-20 19:55:14,085 INFO L290 TraceCheckUtils]: 9: Hoare triple {53863#true} assume 1 == ~E_4~0;~E_4~0 := 2; {53863#true} is VALID [2022-02-20 19:55:14,085 INFO L290 TraceCheckUtils]: 10: Hoare triple {53863#true} assume true; {53863#true} is VALID [2022-02-20 19:55:14,085 INFO L284 TraceCheckUtils]: 11: Hoare quadruple {53863#true} {53864#false} #973#return; {53864#false} is VALID [2022-02-20 19:55:14,086 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2022-02-20 19:55:14,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 19:55:14,089 INFO L290 TraceCheckUtils]: 0: Hoare triple {53863#true} havoc ~__retres1~9; {53863#true} is VALID [2022-02-20 19:55:14,089 INFO L290 TraceCheckUtils]: 1: Hoare triple {53863#true} assume 0 == ~m_st~0;~__retres1~9 := 1; {53863#true} is VALID [2022-02-20 19:55:14,089 INFO L290 TraceCheckUtils]: 2: Hoare triple {53863#true} #res := ~__retres1~9; {53863#true} is VALID [2022-02-20 19:55:14,089 INFO L290 TraceCheckUtils]: 3: Hoare triple {53863#true} assume true; {53863#true} is VALID [2022-02-20 19:55:14,089 INFO L284 TraceCheckUtils]: 4: Hoare quadruple {53863#true} {53864#false} #975#return; {53864#false} is VALID [2022-02-20 19:55:14,090 INFO L290 TraceCheckUtils]: 0: Hoare triple {53863#true} assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(19, 2);call #Ultimate.allocInit(12, 3);~q_buf_0~0 := 0;~q_free~0 := 0;~q_read_ev~0 := 0;~q_write_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;~m_pc~0 := 0;~t1_pc~0 := 0;~t2_pc~0 := 0;~t3_pc~0 := 0;~t4_pc~0 := 0;~m_st~0 := 0;~t1_st~0 := 0;~t2_st~0 := 0;~t3_st~0 := 0;~t4_st~0 := 0;~m_i~0 := 0;~t1_i~0 := 0;~t2_i~0 := 0;~t3_i~0 := 0;~t4_i~0 := 0;~M_E~0 := 2;~T1_E~0 := 2;~T2_E~0 := 2;~T3_E~0 := 2;~T4_E~0 := 2;~E_M~0 := 2;~E_1~0 := 2;~E_2~0 := 2;~E_3~0 := 2;~E_4~0 := 2;~token~0 := 0;~local~0 := 0; {53865#(not (= ~T2_E~0 0))} is VALID [2022-02-20 19:55:14,090 INFO L290 TraceCheckUtils]: 1: Hoare triple {53865#(not (= ~T2_E~0 0))} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet33#1, main_#t~ret34#1, main_#t~ret35#1;assume -2147483648 <= main_#t~nondet33#1 && main_#t~nondet33#1 <= 2147483647; {53865#(not (= ~T2_E~0 0))} is VALID [2022-02-20 19:55:14,090 INFO L290 TraceCheckUtils]: 2: Hoare triple {53865#(not (= ~T2_E~0 0))} assume !(0 != main_#t~nondet33#1);havoc main_#t~nondet33#1;assume { :begin_inline_main2 } true;havoc main2_#res#1;havoc main2_~__retres1~10#1;havoc main2_~__retres1~10#1;assume { :begin_inline_init_model2 } true;~m_i~0 := 1;~t1_i~0 := 1;~t2_i~0 := 1;~t3_i~0 := 1;~t4_i~0 := 1; {53865#(not (= ~T2_E~0 0))} is VALID [2022-02-20 19:55:14,091 INFO L290 TraceCheckUtils]: 3: Hoare triple {53865#(not (= ~T2_E~0 0))} assume { :end_inline_init_model2 } true;assume { :begin_inline_start_simulation2 } true;havoc start_simulation2_#t~ret31#1, start_simulation2_#t~ret32#1, start_simulation2_~kernel_st~1#1, start_simulation2_~tmp~7#1, start_simulation2_~tmp___0~3#1;havoc start_simulation2_~kernel_st~1#1;havoc start_simulation2_~tmp~7#1;havoc start_simulation2_~tmp___0~3#1;start_simulation2_~kernel_st~1#1 := 0; {53865#(not (= ~T2_E~0 0))} is VALID [2022-02-20 19:55:14,091 INFO L272 TraceCheckUtils]: 4: Hoare triple {53865#(not (= ~T2_E~0 0))} call update_channels2(); {53863#true} is VALID [2022-02-20 19:55:14,091 INFO L290 TraceCheckUtils]: 5: Hoare triple {53863#true} assume true; {53863#true} is VALID [2022-02-20 19:55:14,091 INFO L284 TraceCheckUtils]: 6: Hoare quadruple {53863#true} {53865#(not (= ~T2_E~0 0))} #967#return; {53865#(not (= ~T2_E~0 0))} is VALID [2022-02-20 19:55:14,091 INFO L290 TraceCheckUtils]: 7: Hoare triple {53865#(not (= ~T2_E~0 0))} assume { :begin_inline_init_threads2 } true; {53865#(not (= ~T2_E~0 0))} is VALID [2022-02-20 19:55:14,092 INFO L290 TraceCheckUtils]: 8: Hoare triple {53865#(not (= ~T2_E~0 0))} assume 1 == ~m_i~0;~m_st~0 := 0; {53865#(not (= ~T2_E~0 0))} is VALID [2022-02-20 19:55:14,092 INFO L290 TraceCheckUtils]: 9: Hoare triple {53865#(not (= ~T2_E~0 0))} assume 1 == ~t1_i~0;~t1_st~0 := 0; {53865#(not (= ~T2_E~0 0))} is VALID [2022-02-20 19:55:14,092 INFO L290 TraceCheckUtils]: 10: Hoare triple {53865#(not (= ~T2_E~0 0))} assume 1 == ~t2_i~0;~t2_st~0 := 0; {53865#(not (= ~T2_E~0 0))} is VALID [2022-02-20 19:55:14,092 INFO L290 TraceCheckUtils]: 11: Hoare triple {53865#(not (= ~T2_E~0 0))} assume 1 == ~t3_i~0;~t3_st~0 := 0; {53865#(not (= ~T2_E~0 0))} is VALID [2022-02-20 19:55:14,093 INFO L290 TraceCheckUtils]: 12: Hoare triple {53865#(not (= ~T2_E~0 0))} assume 1 == ~t4_i~0;~t4_st~0 := 0; {53865#(not (= ~T2_E~0 0))} is VALID [2022-02-20 19:55:14,093 INFO L290 TraceCheckUtils]: 13: Hoare triple {53865#(not (= ~T2_E~0 0))} assume { :end_inline_init_threads2 } true; {53865#(not (= ~T2_E~0 0))} is VALID [2022-02-20 19:55:14,093 INFO L272 TraceCheckUtils]: 14: Hoare triple {53865#(not (= ~T2_E~0 0))} call fire_delta_events2(); {53929#(and (= ~M_E~0 |old(~M_E~0)|) (= |old(~T1_E~0)| ~T1_E~0) (= ~E_M~0 |old(~E_M~0)|) (= |old(~T2_E~0)| ~T2_E~0) (= |old(~T4_E~0)| ~T4_E~0) (= ~E_3~0 |old(~E_3~0)|) (= ~E_1~0 |old(~E_1~0)|) (= ~E_4~0 |old(~E_4~0)|) (= ~E_2~0 |old(~E_2~0)|) (= |old(~T3_E~0)| ~T3_E~0))} is VALID [2022-02-20 19:55:14,094 INFO L290 TraceCheckUtils]: 15: Hoare triple {53929#(and (= ~M_E~0 |old(~M_E~0)|) (= |old(~T1_E~0)| ~T1_E~0) (= ~E_M~0 |old(~E_M~0)|) (= |old(~T2_E~0)| ~T2_E~0) (= |old(~T4_E~0)| ~T4_E~0) (= ~E_3~0 |old(~E_3~0)|) (= ~E_1~0 |old(~E_1~0)|) (= ~E_4~0 |old(~E_4~0)|) (= ~E_2~0 |old(~E_2~0)|) (= |old(~T3_E~0)| ~T3_E~0))} assume !(0 == ~M_E~0); {53930#(= |old(~T2_E~0)| ~T2_E~0)} is VALID [2022-02-20 19:55:14,094 INFO L290 TraceCheckUtils]: 16: Hoare triple {53930#(= |old(~T2_E~0)| ~T2_E~0)} assume !(0 == ~T1_E~0); {53930#(= |old(~T2_E~0)| ~T2_E~0)} is VALID [2022-02-20 19:55:14,094 INFO L290 TraceCheckUtils]: 17: Hoare triple {53930#(= |old(~T2_E~0)| ~T2_E~0)} assume 0 == ~T2_E~0;~T2_E~0 := 1; {53931#(= |old(~T2_E~0)| 0)} is VALID [2022-02-20 19:55:14,095 INFO L290 TraceCheckUtils]: 18: Hoare triple {53931#(= |old(~T2_E~0)| 0)} assume 0 == ~T3_E~0;~T3_E~0 := 1; {53931#(= |old(~T2_E~0)| 0)} is VALID [2022-02-20 19:55:14,095 INFO L290 TraceCheckUtils]: 19: Hoare triple {53931#(= |old(~T2_E~0)| 0)} assume 0 == ~T4_E~0;~T4_E~0 := 1; {53931#(= |old(~T2_E~0)| 0)} is VALID [2022-02-20 19:55:14,095 INFO L290 TraceCheckUtils]: 20: Hoare triple {53931#(= |old(~T2_E~0)| 0)} assume 0 == ~E_M~0;~E_M~0 := 1; {53931#(= |old(~T2_E~0)| 0)} is VALID [2022-02-20 19:55:14,095 INFO L290 TraceCheckUtils]: 21: Hoare triple {53931#(= |old(~T2_E~0)| 0)} assume 0 == ~E_1~0;~E_1~0 := 1; {53931#(= |old(~T2_E~0)| 0)} is VALID [2022-02-20 19:55:14,096 INFO L290 TraceCheckUtils]: 22: Hoare triple {53931#(= |old(~T2_E~0)| 0)} assume 0 == ~E_2~0;~E_2~0 := 1; {53931#(= |old(~T2_E~0)| 0)} is VALID [2022-02-20 19:55:14,096 INFO L290 TraceCheckUtils]: 23: Hoare triple {53931#(= |old(~T2_E~0)| 0)} assume 0 == ~E_3~0;~E_3~0 := 1; {53931#(= |old(~T2_E~0)| 0)} is VALID [2022-02-20 19:55:14,096 INFO L290 TraceCheckUtils]: 24: Hoare triple {53931#(= |old(~T2_E~0)| 0)} assume !(0 == ~E_4~0); {53931#(= |old(~T2_E~0)| 0)} is VALID [2022-02-20 19:55:14,096 INFO L290 TraceCheckUtils]: 25: Hoare triple {53931#(= |old(~T2_E~0)| 0)} assume true; {53931#(= |old(~T2_E~0)| 0)} is VALID [2022-02-20 19:55:14,097 INFO L284 TraceCheckUtils]: 26: Hoare quadruple {53931#(= |old(~T2_E~0)| 0)} {53865#(not (= ~T2_E~0 0))} #969#return; {53864#false} is VALID [2022-02-20 19:55:14,097 INFO L272 TraceCheckUtils]: 27: Hoare triple {53864#false} call activate_threads2(); {53932#(and (= |old(~t1_st~0)| ~t1_st~0) (= ~m_st~0 |old(~m_st~0)|) (= |old(~t2_st~0)| ~t2_st~0) (= |old(~t3_st~0)| ~t3_st~0) (= |old(~t4_st~0)| ~t4_st~0))} is VALID [2022-02-20 19:55:14,097 INFO L290 TraceCheckUtils]: 28: Hoare triple {53932#(and (= |old(~t1_st~0)| ~t1_st~0) (= ~m_st~0 |old(~m_st~0)|) (= |old(~t2_st~0)| ~t2_st~0) (= |old(~t3_st~0)| ~t3_st~0) (= |old(~t4_st~0)| ~t4_st~0))} havoc ~tmp~5#1;havoc ~tmp___0~2#1;havoc ~tmp___1~1#1;havoc ~tmp___2~0#1;havoc ~tmp___3~0#1;assume { :begin_inline_is_master_triggered } true;havoc is_master_triggered_#res#1;havoc is_master_triggered_~__retres1~4#1;havoc is_master_triggered_~__retres1~4#1; {53863#true} is VALID [2022-02-20 19:55:14,097 INFO L290 TraceCheckUtils]: 29: Hoare triple {53863#true} assume 1 == ~m_pc~0; {53863#true} is VALID [2022-02-20 19:55:14,097 INFO L290 TraceCheckUtils]: 30: Hoare triple {53863#true} assume 1 == ~E_M~0;is_master_triggered_~__retres1~4#1 := 1; {53863#true} is VALID [2022-02-20 19:55:14,097 INFO L290 TraceCheckUtils]: 31: Hoare triple {53863#true} is_master_triggered_#res#1 := is_master_triggered_~__retres1~4#1; {53863#true} is VALID [2022-02-20 19:55:14,097 INFO L290 TraceCheckUtils]: 32: Hoare triple {53863#true} #t~ret25#1 := is_master_triggered_#res#1;assume { :end_inline_is_master_triggered } true;assume -2147483648 <= #t~ret25#1 && #t~ret25#1 <= 2147483647;~tmp~5#1 := #t~ret25#1;havoc #t~ret25#1; {53863#true} is VALID [2022-02-20 19:55:14,097 INFO L290 TraceCheckUtils]: 33: Hoare triple {53863#true} assume 0 != ~tmp~5#1;~m_st~0 := 0; {53863#true} is VALID [2022-02-20 19:55:14,097 INFO L290 TraceCheckUtils]: 34: Hoare triple {53863#true} assume { :begin_inline_is_transmit1_triggered } true;havoc is_transmit1_triggered_#res#1;havoc is_transmit1_triggered_~__retres1~5#1;havoc is_transmit1_triggered_~__retres1~5#1; {53863#true} is VALID [2022-02-20 19:55:14,097 INFO L290 TraceCheckUtils]: 35: Hoare triple {53863#true} assume !(1 == ~t1_pc~0); {53863#true} is VALID [2022-02-20 19:55:14,098 INFO L290 TraceCheckUtils]: 36: Hoare triple {53863#true} is_transmit1_triggered_~__retres1~5#1 := 0; {53863#true} is VALID [2022-02-20 19:55:14,098 INFO L290 TraceCheckUtils]: 37: Hoare triple {53863#true} is_transmit1_triggered_#res#1 := is_transmit1_triggered_~__retres1~5#1; {53863#true} is VALID [2022-02-20 19:55:14,098 INFO L290 TraceCheckUtils]: 38: Hoare triple {53863#true} #t~ret26#1 := is_transmit1_triggered_#res#1;assume { :end_inline_is_transmit1_triggered } true;assume -2147483648 <= #t~ret26#1 && #t~ret26#1 <= 2147483647;~tmp___0~2#1 := #t~ret26#1;havoc #t~ret26#1; {53863#true} is VALID [2022-02-20 19:55:14,098 INFO L290 TraceCheckUtils]: 39: Hoare triple {53863#true} assume 0 != ~tmp___0~2#1;~t1_st~0 := 0; {53863#true} is VALID [2022-02-20 19:55:14,098 INFO L290 TraceCheckUtils]: 40: Hoare triple {53863#true} assume { :begin_inline_is_transmit2_triggered } true;havoc is_transmit2_triggered_#res#1;havoc is_transmit2_triggered_~__retres1~6#1;havoc is_transmit2_triggered_~__retres1~6#1; {53863#true} is VALID [2022-02-20 19:55:14,098 INFO L290 TraceCheckUtils]: 41: Hoare triple {53863#true} assume 1 == ~t2_pc~0; {53863#true} is VALID [2022-02-20 19:55:14,098 INFO L290 TraceCheckUtils]: 42: Hoare triple {53863#true} assume 1 == ~E_2~0;is_transmit2_triggered_~__retres1~6#1 := 1; {53863#true} is VALID [2022-02-20 19:55:14,098 INFO L290 TraceCheckUtils]: 43: Hoare triple {53863#true} is_transmit2_triggered_#res#1 := is_transmit2_triggered_~__retres1~6#1; {53863#true} is VALID [2022-02-20 19:55:14,098 INFO L290 TraceCheckUtils]: 44: Hoare triple {53863#true} #t~ret27#1 := is_transmit2_triggered_#res#1;assume { :end_inline_is_transmit2_triggered } true;assume -2147483648 <= #t~ret27#1 && #t~ret27#1 <= 2147483647;~tmp___1~1#1 := #t~ret27#1;havoc #t~ret27#1; {53863#true} is VALID [2022-02-20 19:55:14,098 INFO L290 TraceCheckUtils]: 45: Hoare triple {53863#true} assume 0 != ~tmp___1~1#1;~t2_st~0 := 0; {53863#true} is VALID [2022-02-20 19:55:14,099 INFO L290 TraceCheckUtils]: 46: Hoare triple {53863#true} assume { :begin_inline_is_transmit3_triggered } true;havoc is_transmit3_triggered_#res#1;havoc is_transmit3_triggered_~__retres1~7#1;havoc is_transmit3_triggered_~__retres1~7#1; {53863#true} is VALID [2022-02-20 19:55:14,099 INFO L290 TraceCheckUtils]: 47: Hoare triple {53863#true} assume !(1 == ~t3_pc~0); {53863#true} is VALID [2022-02-20 19:55:14,099 INFO L290 TraceCheckUtils]: 48: Hoare triple {53863#true} is_transmit3_triggered_~__retres1~7#1 := 0; {53863#true} is VALID [2022-02-20 19:55:14,099 INFO L290 TraceCheckUtils]: 49: Hoare triple {53863#true} is_transmit3_triggered_#res#1 := is_transmit3_triggered_~__retres1~7#1; {53863#true} is VALID [2022-02-20 19:55:14,099 INFO L290 TraceCheckUtils]: 50: Hoare triple {53863#true} #t~ret28#1 := is_transmit3_triggered_#res#1;assume { :end_inline_is_transmit3_triggered } true;assume -2147483648 <= #t~ret28#1 && #t~ret28#1 <= 2147483647;~tmp___2~0#1 := #t~ret28#1;havoc #t~ret28#1; {53863#true} is VALID [2022-02-20 19:55:14,099 INFO L290 TraceCheckUtils]: 51: Hoare triple {53863#true} assume 0 != ~tmp___2~0#1;~t3_st~0 := 0; {53863#true} is VALID [2022-02-20 19:55:14,099 INFO L290 TraceCheckUtils]: 52: Hoare triple {53863#true} assume { :begin_inline_is_transmit4_triggered } true;havoc is_transmit4_triggered_#res#1;havoc is_transmit4_triggered_~__retres1~8#1;havoc is_transmit4_triggered_~__retres1~8#1; {53863#true} is VALID [2022-02-20 19:55:14,099 INFO L290 TraceCheckUtils]: 53: Hoare triple {53863#true} assume 1 == ~t4_pc~0; {53863#true} is VALID [2022-02-20 19:55:14,099 INFO L290 TraceCheckUtils]: 54: Hoare triple {53863#true} assume 1 == ~E_4~0;is_transmit4_triggered_~__retres1~8#1 := 1; {53863#true} is VALID [2022-02-20 19:55:14,099 INFO L290 TraceCheckUtils]: 55: Hoare triple {53863#true} is_transmit4_triggered_#res#1 := is_transmit4_triggered_~__retres1~8#1; {53863#true} is VALID [2022-02-20 19:55:14,100 INFO L290 TraceCheckUtils]: 56: Hoare triple {53863#true} #t~ret29#1 := is_transmit4_triggered_#res#1;assume { :end_inline_is_transmit4_triggered } true;assume -2147483648 <= #t~ret29#1 && #t~ret29#1 <= 2147483647;~tmp___3~0#1 := #t~ret29#1;havoc #t~ret29#1; {53863#true} is VALID [2022-02-20 19:55:14,100 INFO L290 TraceCheckUtils]: 57: Hoare triple {53863#true} assume 0 != ~tmp___3~0#1;~t4_st~0 := 0; {53863#true} is VALID [2022-02-20 19:55:14,100 INFO L290 TraceCheckUtils]: 58: Hoare triple {53863#true} assume true; {53863#true} is VALID [2022-02-20 19:55:14,100 INFO L284 TraceCheckUtils]: 59: Hoare quadruple {53863#true} {53864#false} #971#return; {53864#false} is VALID [2022-02-20 19:55:14,100 INFO L272 TraceCheckUtils]: 60: Hoare triple {53864#false} call reset_delta_events2(); {53929#(and (= ~M_E~0 |old(~M_E~0)|) (= |old(~T1_E~0)| ~T1_E~0) (= ~E_M~0 |old(~E_M~0)|) (= |old(~T2_E~0)| ~T2_E~0) (= |old(~T4_E~0)| ~T4_E~0) (= ~E_3~0 |old(~E_3~0)|) (= ~E_1~0 |old(~E_1~0)|) (= ~E_4~0 |old(~E_4~0)|) (= ~E_2~0 |old(~E_2~0)|) (= |old(~T3_E~0)| ~T3_E~0))} is VALID [2022-02-20 19:55:14,100 INFO L290 TraceCheckUtils]: 61: Hoare triple {53929#(and (= ~M_E~0 |old(~M_E~0)|) (= |old(~T1_E~0)| ~T1_E~0) (= ~E_M~0 |old(~E_M~0)|) (= |old(~T2_E~0)| ~T2_E~0) (= |old(~T4_E~0)| ~T4_E~0) (= ~E_3~0 |old(~E_3~0)|) (= ~E_1~0 |old(~E_1~0)|) (= ~E_4~0 |old(~E_4~0)|) (= ~E_2~0 |old(~E_2~0)|) (= |old(~T3_E~0)| ~T3_E~0))} assume 1 == ~M_E~0;~M_E~0 := 2; {53863#true} is VALID [2022-02-20 19:55:14,100 INFO L290 TraceCheckUtils]: 62: Hoare triple {53863#true} assume 1 == ~T1_E~0;~T1_E~0 := 2; {53863#true} is VALID [2022-02-20 19:55:14,100 INFO L290 TraceCheckUtils]: 63: Hoare triple {53863#true} assume 1 == ~T2_E~0;~T2_E~0 := 2; {53863#true} is VALID [2022-02-20 19:55:14,100 INFO L290 TraceCheckUtils]: 64: Hoare triple {53863#true} assume 1 == ~T3_E~0;~T3_E~0 := 2; {53863#true} is VALID [2022-02-20 19:55:14,100 INFO L290 TraceCheckUtils]: 65: Hoare triple {53863#true} assume 1 == ~T4_E~0;~T4_E~0 := 2; {53863#true} is VALID [2022-02-20 19:55:14,101 INFO L290 TraceCheckUtils]: 66: Hoare triple {53863#true} assume 1 == ~E_M~0;~E_M~0 := 2; {53863#true} is VALID [2022-02-20 19:55:14,101 INFO L290 TraceCheckUtils]: 67: Hoare triple {53863#true} assume !(1 == ~E_1~0); {53863#true} is VALID [2022-02-20 19:55:14,101 INFO L290 TraceCheckUtils]: 68: Hoare triple {53863#true} assume 1 == ~E_2~0;~E_2~0 := 2; {53863#true} is VALID [2022-02-20 19:55:14,101 INFO L290 TraceCheckUtils]: 69: Hoare triple {53863#true} assume 1 == ~E_3~0;~E_3~0 := 2; {53863#true} is VALID [2022-02-20 19:55:14,101 INFO L290 TraceCheckUtils]: 70: Hoare triple {53863#true} assume 1 == ~E_4~0;~E_4~0 := 2; {53863#true} is VALID [2022-02-20 19:55:14,101 INFO L290 TraceCheckUtils]: 71: Hoare triple {53863#true} assume true; {53863#true} is VALID [2022-02-20 19:55:14,101 INFO L284 TraceCheckUtils]: 72: Hoare quadruple {53863#true} {53864#false} #973#return; {53864#false} is VALID [2022-02-20 19:55:14,101 INFO L290 TraceCheckUtils]: 73: Hoare triple {53864#false} assume !false; {53864#false} is VALID [2022-02-20 19:55:14,101 INFO L290 TraceCheckUtils]: 74: Hoare triple {53864#false} start_simulation2_~kernel_st~1#1 := 1;assume { :begin_inline_eval2 } true;havoc eval2_#t~ret19#1, eval2_#t~nondet20#1, eval2_~tmp_ndt_1~0#1, eval2_#t~nondet21#1, eval2_~tmp_ndt_2~0#1, eval2_#t~nondet22#1, eval2_~tmp_ndt_3~0#1, eval2_#t~nondet23#1, eval2_~tmp_ndt_4~0#1, eval2_#t~nondet24#1, eval2_~tmp_ndt_5~0#1, eval2_~tmp~4#1;havoc eval2_~tmp~4#1; {53864#false} is VALID [2022-02-20 19:55:14,101 INFO L290 TraceCheckUtils]: 75: Hoare triple {53864#false} assume !false; {53864#false} is VALID [2022-02-20 19:55:14,102 INFO L272 TraceCheckUtils]: 76: Hoare triple {53864#false} call eval2_#t~ret19#1 := exists_runnable_thread2(); {53863#true} is VALID [2022-02-20 19:55:14,102 INFO L290 TraceCheckUtils]: 77: Hoare triple {53863#true} havoc ~__retres1~9; {53863#true} is VALID [2022-02-20 19:55:14,102 INFO L290 TraceCheckUtils]: 78: Hoare triple {53863#true} assume 0 == ~m_st~0;~__retres1~9 := 1; {53863#true} is VALID [2022-02-20 19:55:14,102 INFO L290 TraceCheckUtils]: 79: Hoare triple {53863#true} #res := ~__retres1~9; {53863#true} is VALID [2022-02-20 19:55:14,102 INFO L290 TraceCheckUtils]: 80: Hoare triple {53863#true} assume true; {53863#true} is VALID [2022-02-20 19:55:14,102 INFO L284 TraceCheckUtils]: 81: Hoare quadruple {53863#true} {53864#false} #975#return; {53864#false} is VALID [2022-02-20 19:55:14,102 INFO L290 TraceCheckUtils]: 82: Hoare triple {53864#false} assume -2147483648 <= eval2_#t~ret19#1 && eval2_#t~ret19#1 <= 2147483647;eval2_~tmp~4#1 := eval2_#t~ret19#1;havoc eval2_#t~ret19#1; {53864#false} is VALID [2022-02-20 19:55:14,102 INFO L290 TraceCheckUtils]: 83: Hoare triple {53864#false} assume 0 != eval2_~tmp~4#1; {53864#false} is VALID [2022-02-20 19:55:14,102 INFO L290 TraceCheckUtils]: 84: Hoare triple {53864#false} assume 0 == ~m_st~0;havoc eval2_~tmp_ndt_1~0#1;assume -2147483648 <= eval2_#t~nondet20#1 && eval2_#t~nondet20#1 <= 2147483647;eval2_~tmp_ndt_1~0#1 := eval2_#t~nondet20#1;havoc eval2_#t~nondet20#1; {53864#false} is VALID [2022-02-20 19:55:14,102 INFO L290 TraceCheckUtils]: 85: Hoare triple {53864#false} assume 0 != eval2_~tmp_ndt_1~0#1;~m_st~0 := 1;assume { :begin_inline_master } true;havoc master_#t~nondet17#1, master_#t~nondet18#1, master_~tmp_var~0#1;assume -2147483648 <= master_#t~nondet17#1 && master_#t~nondet17#1 <= 2147483647;master_~tmp_var~0#1 := master_#t~nondet17#1;havoc master_#t~nondet17#1; {53864#false} is VALID [2022-02-20 19:55:14,103 INFO L290 TraceCheckUtils]: 86: Hoare triple {53864#false} assume !(0 == ~m_pc~0); {53864#false} is VALID [2022-02-20 19:55:14,103 INFO L290 TraceCheckUtils]: 87: Hoare triple {53864#false} assume 1 == ~m_pc~0; {53864#false} is VALID [2022-02-20 19:55:14,103 INFO L290 TraceCheckUtils]: 88: Hoare triple {53864#false} assume ~token~0 != 4 + ~local~0; {53864#false} is VALID [2022-02-20 19:55:14,103 INFO L272 TraceCheckUtils]: 89: Hoare triple {53864#false} call error2(); {53864#false} is VALID [2022-02-20 19:55:14,103 INFO L290 TraceCheckUtils]: 90: Hoare triple {53864#false} assume !false; {53864#false} is VALID [2022-02-20 19:55:14,103 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-20 19:55:14,103 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 19:55:14,104 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [739172172] [2022-02-20 19:55:14,104 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [739172172] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 19:55:14,104 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 19:55:14,104 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-02-20 19:55:14,105 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [697380552] [2022-02-20 19:55:14,105 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 19:55:14,106 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 11.428571428571429) internal successors, (80), 5 states have internal predecessors, (80), 2 states have call successors, (6), 4 states have call predecessors, (6), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) Word has length 91 [2022-02-20 19:55:14,106 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 19:55:14,106 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 7 states, 7 states have (on average 11.428571428571429) internal successors, (80), 5 states have internal predecessors, (80), 2 states have call successors, (6), 4 states have call predecessors, (6), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2022-02-20 19:55:14,149 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 91 edges. 91 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 19:55:14,150 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-02-20 19:55:14,150 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 19:55:14,150 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-02-20 19:55:14,150 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2022-02-20 19:55:14,151 INFO L87 Difference]: Start difference. First operand 1126 states and 1452 transitions. Second operand has 7 states, 7 states have (on average 11.428571428571429) internal successors, (80), 5 states have internal predecessors, (80), 2 states have call successors, (6), 4 states have call predecessors, (6), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2022-02-20 19:55:16,079 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 19:55:16,079 INFO L93 Difference]: Finished difference Result 1360 states and 1821 transitions. [2022-02-20 19:55:16,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-02-20 19:55:16,079 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 11.428571428571429) internal successors, (80), 5 states have internal predecessors, (80), 2 states have call successors, (6), 4 states have call predecessors, (6), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) Word has length 91 [2022-02-20 19:55:16,079 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-20 19:55:16,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7 states, 7 states have (on average 11.428571428571429) internal successors, (80), 5 states have internal predecessors, (80), 2 states have call successors, (6), 4 states have call predecessors, (6), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2022-02-20 19:55:16,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 736 transitions. [2022-02-20 19:55:16,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7 states, 7 states have (on average 11.428571428571429) internal successors, (80), 5 states have internal predecessors, (80), 2 states have call successors, (6), 4 states have call predecessors, (6), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2022-02-20 19:55:16,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 736 transitions. [2022-02-20 19:55:16,086 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 7 states and 736 transitions. [2022-02-20 19:55:16,581 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 736 edges. 736 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 19:55:16,644 INFO L225 Difference]: With dead ends: 1360 [2022-02-20 19:55:16,644 INFO L226 Difference]: Without dead ends: 1188 [2022-02-20 19:55:16,645 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=36, Invalid=74, Unknown=0, NotChecked=0, Total=110 [2022-02-20 19:55:16,645 INFO L933 BasicCegarLoop]: 365 mSDtfsCounter, 612 mSDsluCounter, 663 mSDsCounter, 0 mSdLazyCounter, 698 mSolverCounterSat, 72 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 628 SdHoareTripleChecker+Valid, 1028 SdHoareTripleChecker+Invalid, 770 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 72 IncrementalHoareTripleChecker+Valid, 698 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-02-20 19:55:16,645 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [628 Valid, 1028 Invalid, 770 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [72 Valid, 698 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-02-20 19:55:16,646 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1188 states. [2022-02-20 19:55:16,805 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1188 to 1126. [2022-02-20 19:55:16,805 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-20 19:55:16,807 INFO L82 GeneralOperation]: Start isEquivalent. First operand 1188 states. Second operand has 1126 states, 996 states have (on average 1.2690763052208835) internal successors, (1264), 1014 states have internal predecessors, (1264), 77 states have call successors, (77), 44 states have call predecessors, (77), 51 states have return successors, (110), 68 states have call predecessors, (110), 74 states have call successors, (110) [2022-02-20 19:55:16,808 INFO L74 IsIncluded]: Start isIncluded. First operand 1188 states. Second operand has 1126 states, 996 states have (on average 1.2690763052208835) internal successors, (1264), 1014 states have internal predecessors, (1264), 77 states have call successors, (77), 44 states have call predecessors, (77), 51 states have return successors, (110), 68 states have call predecessors, (110), 74 states have call successors, (110) [2022-02-20 19:55:16,809 INFO L87 Difference]: Start difference. First operand 1188 states. Second operand has 1126 states, 996 states have (on average 1.2690763052208835) internal successors, (1264), 1014 states have internal predecessors, (1264), 77 states have call successors, (77), 44 states have call predecessors, (77), 51 states have return successors, (110), 68 states have call predecessors, (110), 74 states have call successors, (110) [2022-02-20 19:55:16,846 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 19:55:16,846 INFO L93 Difference]: Finished difference Result 1188 states and 1558 transitions. [2022-02-20 19:55:16,846 INFO L276 IsEmpty]: Start isEmpty. Operand 1188 states and 1558 transitions. [2022-02-20 19:55:16,848 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 19:55:16,848 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 19:55:16,850 INFO L74 IsIncluded]: Start isIncluded. First operand has 1126 states, 996 states have (on average 1.2690763052208835) internal successors, (1264), 1014 states have internal predecessors, (1264), 77 states have call successors, (77), 44 states have call predecessors, (77), 51 states have return successors, (110), 68 states have call predecessors, (110), 74 states have call successors, (110) Second operand 1188 states. [2022-02-20 19:55:16,851 INFO L87 Difference]: Start difference. First operand has 1126 states, 996 states have (on average 1.2690763052208835) internal successors, (1264), 1014 states have internal predecessors, (1264), 77 states have call successors, (77), 44 states have call predecessors, (77), 51 states have return successors, (110), 68 states have call predecessors, (110), 74 states have call successors, (110) Second operand 1188 states. [2022-02-20 19:55:16,888 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 19:55:16,888 INFO L93 Difference]: Finished difference Result 1188 states and 1558 transitions. [2022-02-20 19:55:16,888 INFO L276 IsEmpty]: Start isEmpty. Operand 1188 states and 1558 transitions. [2022-02-20 19:55:16,890 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 19:55:16,890 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 19:55:16,890 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-20 19:55:16,890 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-20 19:55:16,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1126 states, 996 states have (on average 1.2690763052208835) internal successors, (1264), 1014 states have internal predecessors, (1264), 77 states have call successors, (77), 44 states have call predecessors, (77), 51 states have return successors, (110), 68 states have call predecessors, (110), 74 states have call successors, (110) [2022-02-20 19:55:16,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1126 states to 1126 states and 1451 transitions. [2022-02-20 19:55:16,941 INFO L78 Accepts]: Start accepts. Automaton has 1126 states and 1451 transitions. Word has length 91 [2022-02-20 19:55:16,941 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 19:55:16,941 INFO L470 AbstractCegarLoop]: Abstraction has 1126 states and 1451 transitions. [2022-02-20 19:55:16,942 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 11.428571428571429) internal successors, (80), 5 states have internal predecessors, (80), 2 states have call successors, (6), 4 states have call predecessors, (6), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2022-02-20 19:55:16,942 INFO L276 IsEmpty]: Start isEmpty. Operand 1126 states and 1451 transitions. [2022-02-20 19:55:16,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2022-02-20 19:55:16,943 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 19:55:16,944 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-20 19:55:16,944 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-02-20 19:55:16,944 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting error2Err0ASSERT_VIOLATIONERROR_FUNCTION === [error1Err0ASSERT_VIOLATIONERROR_FUNCTION, error2Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-20 19:55:16,944 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 19:55:16,944 INFO L85 PathProgramCache]: Analyzing trace with hash -190212564, now seen corresponding path program 1 times [2022-02-20 19:55:16,944 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 19:55:16,945 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [731529294] [2022-02-20 19:55:16,945 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 19:55:16,945 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 19:55:16,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 19:55:16,973 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-02-20 19:55:16,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 19:55:16,977 INFO L290 TraceCheckUtils]: 0: Hoare triple {59740#true} assume true; {59740#true} is VALID [2022-02-20 19:55:16,977 INFO L284 TraceCheckUtils]: 1: Hoare quadruple {59740#true} {59742#(not (= ~T3_E~0 0))} #967#return; {59742#(not (= ~T3_E~0 0))} is VALID [2022-02-20 19:55:16,987 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-02-20 19:55:16,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 19:55:16,999 INFO L290 TraceCheckUtils]: 0: Hoare triple {59806#(and (= ~M_E~0 |old(~M_E~0)|) (= |old(~T1_E~0)| ~T1_E~0) (= ~E_M~0 |old(~E_M~0)|) (= |old(~T2_E~0)| ~T2_E~0) (= |old(~T4_E~0)| ~T4_E~0) (= ~E_3~0 |old(~E_3~0)|) (= ~E_1~0 |old(~E_1~0)|) (= ~E_4~0 |old(~E_4~0)|) (= ~E_2~0 |old(~E_2~0)|) (= |old(~T3_E~0)| ~T3_E~0))} assume !(0 == ~M_E~0); {59807#(= |old(~T3_E~0)| ~T3_E~0)} is VALID [2022-02-20 19:55:16,999 INFO L290 TraceCheckUtils]: 1: Hoare triple {59807#(= |old(~T3_E~0)| ~T3_E~0)} assume !(0 == ~T1_E~0); {59807#(= |old(~T3_E~0)| ~T3_E~0)} is VALID [2022-02-20 19:55:17,000 INFO L290 TraceCheckUtils]: 2: Hoare triple {59807#(= |old(~T3_E~0)| ~T3_E~0)} assume !(0 == ~T2_E~0); {59807#(= |old(~T3_E~0)| ~T3_E~0)} is VALID [2022-02-20 19:55:17,000 INFO L290 TraceCheckUtils]: 3: Hoare triple {59807#(= |old(~T3_E~0)| ~T3_E~0)} assume 0 == ~T3_E~0;~T3_E~0 := 1; {59808#(= |old(~T3_E~0)| 0)} is VALID [2022-02-20 19:55:17,000 INFO L290 TraceCheckUtils]: 4: Hoare triple {59808#(= |old(~T3_E~0)| 0)} assume 0 == ~T4_E~0;~T4_E~0 := 1; {59808#(= |old(~T3_E~0)| 0)} is VALID [2022-02-20 19:55:17,001 INFO L290 TraceCheckUtils]: 5: Hoare triple {59808#(= |old(~T3_E~0)| 0)} assume 0 == ~E_M~0;~E_M~0 := 1; {59808#(= |old(~T3_E~0)| 0)} is VALID [2022-02-20 19:55:17,001 INFO L290 TraceCheckUtils]: 6: Hoare triple {59808#(= |old(~T3_E~0)| 0)} assume 0 == ~E_1~0;~E_1~0 := 1; {59808#(= |old(~T3_E~0)| 0)} is VALID [2022-02-20 19:55:17,001 INFO L290 TraceCheckUtils]: 7: Hoare triple {59808#(= |old(~T3_E~0)| 0)} assume 0 == ~E_2~0;~E_2~0 := 1; {59808#(= |old(~T3_E~0)| 0)} is VALID [2022-02-20 19:55:17,001 INFO L290 TraceCheckUtils]: 8: Hoare triple {59808#(= |old(~T3_E~0)| 0)} assume 0 == ~E_3~0;~E_3~0 := 1; {59808#(= |old(~T3_E~0)| 0)} is VALID [2022-02-20 19:55:17,002 INFO L290 TraceCheckUtils]: 9: Hoare triple {59808#(= |old(~T3_E~0)| 0)} assume !(0 == ~E_4~0); {59808#(= |old(~T3_E~0)| 0)} is VALID [2022-02-20 19:55:17,002 INFO L290 TraceCheckUtils]: 10: Hoare triple {59808#(= |old(~T3_E~0)| 0)} assume true; {59808#(= |old(~T3_E~0)| 0)} is VALID [2022-02-20 19:55:17,002 INFO L284 TraceCheckUtils]: 11: Hoare quadruple {59808#(= |old(~T3_E~0)| 0)} {59742#(not (= ~T3_E~0 0))} #969#return; {59741#false} is VALID [2022-02-20 19:55:17,009 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2022-02-20 19:55:17,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 19:55:17,019 INFO L290 TraceCheckUtils]: 0: Hoare triple {59809#(and (= |old(~t1_st~0)| ~t1_st~0) (= ~m_st~0 |old(~m_st~0)|) (= |old(~t2_st~0)| ~t2_st~0) (= |old(~t3_st~0)| ~t3_st~0) (= |old(~t4_st~0)| ~t4_st~0))} havoc ~tmp~5#1;havoc ~tmp___0~2#1;havoc ~tmp___1~1#1;havoc ~tmp___2~0#1;havoc ~tmp___3~0#1;assume { :begin_inline_is_master_triggered } true;havoc is_master_triggered_#res#1;havoc is_master_triggered_~__retres1~4#1;havoc is_master_triggered_~__retres1~4#1; {59740#true} is VALID [2022-02-20 19:55:17,019 INFO L290 TraceCheckUtils]: 1: Hoare triple {59740#true} assume 1 == ~m_pc~0; {59740#true} is VALID [2022-02-20 19:55:17,019 INFO L290 TraceCheckUtils]: 2: Hoare triple {59740#true} assume 1 == ~E_M~0;is_master_triggered_~__retres1~4#1 := 1; {59740#true} is VALID [2022-02-20 19:55:17,019 INFO L290 TraceCheckUtils]: 3: Hoare triple {59740#true} is_master_triggered_#res#1 := is_master_triggered_~__retres1~4#1; {59740#true} is VALID [2022-02-20 19:55:17,019 INFO L290 TraceCheckUtils]: 4: Hoare triple {59740#true} #t~ret25#1 := is_master_triggered_#res#1;assume { :end_inline_is_master_triggered } true;assume -2147483648 <= #t~ret25#1 && #t~ret25#1 <= 2147483647;~tmp~5#1 := #t~ret25#1;havoc #t~ret25#1; {59740#true} is VALID [2022-02-20 19:55:17,020 INFO L290 TraceCheckUtils]: 5: Hoare triple {59740#true} assume 0 != ~tmp~5#1;~m_st~0 := 0; {59740#true} is VALID [2022-02-20 19:55:17,020 INFO L290 TraceCheckUtils]: 6: Hoare triple {59740#true} assume { :begin_inline_is_transmit1_triggered } true;havoc is_transmit1_triggered_#res#1;havoc is_transmit1_triggered_~__retres1~5#1;havoc is_transmit1_triggered_~__retres1~5#1; {59740#true} is VALID [2022-02-20 19:55:17,020 INFO L290 TraceCheckUtils]: 7: Hoare triple {59740#true} assume !(1 == ~t1_pc~0); {59740#true} is VALID [2022-02-20 19:55:17,020 INFO L290 TraceCheckUtils]: 8: Hoare triple {59740#true} is_transmit1_triggered_~__retres1~5#1 := 0; {59740#true} is VALID [2022-02-20 19:55:17,020 INFO L290 TraceCheckUtils]: 9: Hoare triple {59740#true} is_transmit1_triggered_#res#1 := is_transmit1_triggered_~__retres1~5#1; {59740#true} is VALID [2022-02-20 19:55:17,020 INFO L290 TraceCheckUtils]: 10: Hoare triple {59740#true} #t~ret26#1 := is_transmit1_triggered_#res#1;assume { :end_inline_is_transmit1_triggered } true;assume -2147483648 <= #t~ret26#1 && #t~ret26#1 <= 2147483647;~tmp___0~2#1 := #t~ret26#1;havoc #t~ret26#1; {59740#true} is VALID [2022-02-20 19:55:17,020 INFO L290 TraceCheckUtils]: 11: Hoare triple {59740#true} assume 0 != ~tmp___0~2#1;~t1_st~0 := 0; {59740#true} is VALID [2022-02-20 19:55:17,020 INFO L290 TraceCheckUtils]: 12: Hoare triple {59740#true} assume { :begin_inline_is_transmit2_triggered } true;havoc is_transmit2_triggered_#res#1;havoc is_transmit2_triggered_~__retres1~6#1;havoc is_transmit2_triggered_~__retres1~6#1; {59740#true} is VALID [2022-02-20 19:55:17,020 INFO L290 TraceCheckUtils]: 13: Hoare triple {59740#true} assume 1 == ~t2_pc~0; {59740#true} is VALID [2022-02-20 19:55:17,020 INFO L290 TraceCheckUtils]: 14: Hoare triple {59740#true} assume 1 == ~E_2~0;is_transmit2_triggered_~__retres1~6#1 := 1; {59740#true} is VALID [2022-02-20 19:55:17,021 INFO L290 TraceCheckUtils]: 15: Hoare triple {59740#true} is_transmit2_triggered_#res#1 := is_transmit2_triggered_~__retres1~6#1; {59740#true} is VALID [2022-02-20 19:55:17,021 INFO L290 TraceCheckUtils]: 16: Hoare triple {59740#true} #t~ret27#1 := is_transmit2_triggered_#res#1;assume { :end_inline_is_transmit2_triggered } true;assume -2147483648 <= #t~ret27#1 && #t~ret27#1 <= 2147483647;~tmp___1~1#1 := #t~ret27#1;havoc #t~ret27#1; {59740#true} is VALID [2022-02-20 19:55:17,021 INFO L290 TraceCheckUtils]: 17: Hoare triple {59740#true} assume 0 != ~tmp___1~1#1;~t2_st~0 := 0; {59740#true} is VALID [2022-02-20 19:55:17,021 INFO L290 TraceCheckUtils]: 18: Hoare triple {59740#true} assume { :begin_inline_is_transmit3_triggered } true;havoc is_transmit3_triggered_#res#1;havoc is_transmit3_triggered_~__retres1~7#1;havoc is_transmit3_triggered_~__retres1~7#1; {59740#true} is VALID [2022-02-20 19:55:17,021 INFO L290 TraceCheckUtils]: 19: Hoare triple {59740#true} assume !(1 == ~t3_pc~0); {59740#true} is VALID [2022-02-20 19:55:17,021 INFO L290 TraceCheckUtils]: 20: Hoare triple {59740#true} is_transmit3_triggered_~__retres1~7#1 := 0; {59740#true} is VALID [2022-02-20 19:55:17,021 INFO L290 TraceCheckUtils]: 21: Hoare triple {59740#true} is_transmit3_triggered_#res#1 := is_transmit3_triggered_~__retres1~7#1; {59740#true} is VALID [2022-02-20 19:55:17,021 INFO L290 TraceCheckUtils]: 22: Hoare triple {59740#true} #t~ret28#1 := is_transmit3_triggered_#res#1;assume { :end_inline_is_transmit3_triggered } true;assume -2147483648 <= #t~ret28#1 && #t~ret28#1 <= 2147483647;~tmp___2~0#1 := #t~ret28#1;havoc #t~ret28#1; {59740#true} is VALID [2022-02-20 19:55:17,021 INFO L290 TraceCheckUtils]: 23: Hoare triple {59740#true} assume 0 != ~tmp___2~0#1;~t3_st~0 := 0; {59740#true} is VALID [2022-02-20 19:55:17,022 INFO L290 TraceCheckUtils]: 24: Hoare triple {59740#true} assume { :begin_inline_is_transmit4_triggered } true;havoc is_transmit4_triggered_#res#1;havoc is_transmit4_triggered_~__retres1~8#1;havoc is_transmit4_triggered_~__retres1~8#1; {59740#true} is VALID [2022-02-20 19:55:17,022 INFO L290 TraceCheckUtils]: 25: Hoare triple {59740#true} assume 1 == ~t4_pc~0; {59740#true} is VALID [2022-02-20 19:55:17,022 INFO L290 TraceCheckUtils]: 26: Hoare triple {59740#true} assume 1 == ~E_4~0;is_transmit4_triggered_~__retres1~8#1 := 1; {59740#true} is VALID [2022-02-20 19:55:17,022 INFO L290 TraceCheckUtils]: 27: Hoare triple {59740#true} is_transmit4_triggered_#res#1 := is_transmit4_triggered_~__retres1~8#1; {59740#true} is VALID [2022-02-20 19:55:17,022 INFO L290 TraceCheckUtils]: 28: Hoare triple {59740#true} #t~ret29#1 := is_transmit4_triggered_#res#1;assume { :end_inline_is_transmit4_triggered } true;assume -2147483648 <= #t~ret29#1 && #t~ret29#1 <= 2147483647;~tmp___3~0#1 := #t~ret29#1;havoc #t~ret29#1; {59740#true} is VALID [2022-02-20 19:55:17,022 INFO L290 TraceCheckUtils]: 29: Hoare triple {59740#true} assume 0 != ~tmp___3~0#1;~t4_st~0 := 0; {59740#true} is VALID [2022-02-20 19:55:17,022 INFO L290 TraceCheckUtils]: 30: Hoare triple {59740#true} assume true; {59740#true} is VALID [2022-02-20 19:55:17,022 INFO L284 TraceCheckUtils]: 31: Hoare quadruple {59740#true} {59741#false} #971#return; {59741#false} is VALID [2022-02-20 19:55:17,022 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2022-02-20 19:55:17,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 19:55:17,028 INFO L290 TraceCheckUtils]: 0: Hoare triple {59806#(and (= ~M_E~0 |old(~M_E~0)|) (= |old(~T1_E~0)| ~T1_E~0) (= ~E_M~0 |old(~E_M~0)|) (= |old(~T2_E~0)| ~T2_E~0) (= |old(~T4_E~0)| ~T4_E~0) (= ~E_3~0 |old(~E_3~0)|) (= ~E_1~0 |old(~E_1~0)|) (= ~E_4~0 |old(~E_4~0)|) (= ~E_2~0 |old(~E_2~0)|) (= |old(~T3_E~0)| ~T3_E~0))} assume 1 == ~M_E~0;~M_E~0 := 2; {59740#true} is VALID [2022-02-20 19:55:17,028 INFO L290 TraceCheckUtils]: 1: Hoare triple {59740#true} assume 1 == ~T1_E~0;~T1_E~0 := 2; {59740#true} is VALID [2022-02-20 19:55:17,028 INFO L290 TraceCheckUtils]: 2: Hoare triple {59740#true} assume 1 == ~T2_E~0;~T2_E~0 := 2; {59740#true} is VALID [2022-02-20 19:55:17,029 INFO L290 TraceCheckUtils]: 3: Hoare triple {59740#true} assume 1 == ~T3_E~0;~T3_E~0 := 2; {59740#true} is VALID [2022-02-20 19:55:17,029 INFO L290 TraceCheckUtils]: 4: Hoare triple {59740#true} assume 1 == ~T4_E~0;~T4_E~0 := 2; {59740#true} is VALID [2022-02-20 19:55:17,029 INFO L290 TraceCheckUtils]: 5: Hoare triple {59740#true} assume 1 == ~E_M~0;~E_M~0 := 2; {59740#true} is VALID [2022-02-20 19:55:17,029 INFO L290 TraceCheckUtils]: 6: Hoare triple {59740#true} assume !(1 == ~E_1~0); {59740#true} is VALID [2022-02-20 19:55:17,029 INFO L290 TraceCheckUtils]: 7: Hoare triple {59740#true} assume 1 == ~E_2~0;~E_2~0 := 2; {59740#true} is VALID [2022-02-20 19:55:17,029 INFO L290 TraceCheckUtils]: 8: Hoare triple {59740#true} assume 1 == ~E_3~0;~E_3~0 := 2; {59740#true} is VALID [2022-02-20 19:55:17,029 INFO L290 TraceCheckUtils]: 9: Hoare triple {59740#true} assume 1 == ~E_4~0;~E_4~0 := 2; {59740#true} is VALID [2022-02-20 19:55:17,029 INFO L290 TraceCheckUtils]: 10: Hoare triple {59740#true} assume true; {59740#true} is VALID [2022-02-20 19:55:17,029 INFO L284 TraceCheckUtils]: 11: Hoare quadruple {59740#true} {59741#false} #973#return; {59741#false} is VALID [2022-02-20 19:55:17,029 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2022-02-20 19:55:17,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 19:55:17,032 INFO L290 TraceCheckUtils]: 0: Hoare triple {59740#true} havoc ~__retres1~9; {59740#true} is VALID [2022-02-20 19:55:17,032 INFO L290 TraceCheckUtils]: 1: Hoare triple {59740#true} assume 0 == ~m_st~0;~__retres1~9 := 1; {59740#true} is VALID [2022-02-20 19:55:17,032 INFO L290 TraceCheckUtils]: 2: Hoare triple {59740#true} #res := ~__retres1~9; {59740#true} is VALID [2022-02-20 19:55:17,032 INFO L290 TraceCheckUtils]: 3: Hoare triple {59740#true} assume true; {59740#true} is VALID [2022-02-20 19:55:17,032 INFO L284 TraceCheckUtils]: 4: Hoare quadruple {59740#true} {59741#false} #975#return; {59741#false} is VALID [2022-02-20 19:55:17,033 INFO L290 TraceCheckUtils]: 0: Hoare triple {59740#true} assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(19, 2);call #Ultimate.allocInit(12, 3);~q_buf_0~0 := 0;~q_free~0 := 0;~q_read_ev~0 := 0;~q_write_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;~m_pc~0 := 0;~t1_pc~0 := 0;~t2_pc~0 := 0;~t3_pc~0 := 0;~t4_pc~0 := 0;~m_st~0 := 0;~t1_st~0 := 0;~t2_st~0 := 0;~t3_st~0 := 0;~t4_st~0 := 0;~m_i~0 := 0;~t1_i~0 := 0;~t2_i~0 := 0;~t3_i~0 := 0;~t4_i~0 := 0;~M_E~0 := 2;~T1_E~0 := 2;~T2_E~0 := 2;~T3_E~0 := 2;~T4_E~0 := 2;~E_M~0 := 2;~E_1~0 := 2;~E_2~0 := 2;~E_3~0 := 2;~E_4~0 := 2;~token~0 := 0;~local~0 := 0; {59742#(not (= ~T3_E~0 0))} is VALID [2022-02-20 19:55:17,033 INFO L290 TraceCheckUtils]: 1: Hoare triple {59742#(not (= ~T3_E~0 0))} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet33#1, main_#t~ret34#1, main_#t~ret35#1;assume -2147483648 <= main_#t~nondet33#1 && main_#t~nondet33#1 <= 2147483647; {59742#(not (= ~T3_E~0 0))} is VALID [2022-02-20 19:55:17,034 INFO L290 TraceCheckUtils]: 2: Hoare triple {59742#(not (= ~T3_E~0 0))} assume !(0 != main_#t~nondet33#1);havoc main_#t~nondet33#1;assume { :begin_inline_main2 } true;havoc main2_#res#1;havoc main2_~__retres1~10#1;havoc main2_~__retres1~10#1;assume { :begin_inline_init_model2 } true;~m_i~0 := 1;~t1_i~0 := 1;~t2_i~0 := 1;~t3_i~0 := 1;~t4_i~0 := 1; {59742#(not (= ~T3_E~0 0))} is VALID [2022-02-20 19:55:17,034 INFO L290 TraceCheckUtils]: 3: Hoare triple {59742#(not (= ~T3_E~0 0))} assume { :end_inline_init_model2 } true;assume { :begin_inline_start_simulation2 } true;havoc start_simulation2_#t~ret31#1, start_simulation2_#t~ret32#1, start_simulation2_~kernel_st~1#1, start_simulation2_~tmp~7#1, start_simulation2_~tmp___0~3#1;havoc start_simulation2_~kernel_st~1#1;havoc start_simulation2_~tmp~7#1;havoc start_simulation2_~tmp___0~3#1;start_simulation2_~kernel_st~1#1 := 0; {59742#(not (= ~T3_E~0 0))} is VALID [2022-02-20 19:55:17,034 INFO L272 TraceCheckUtils]: 4: Hoare triple {59742#(not (= ~T3_E~0 0))} call update_channels2(); {59740#true} is VALID [2022-02-20 19:55:17,034 INFO L290 TraceCheckUtils]: 5: Hoare triple {59740#true} assume true; {59740#true} is VALID [2022-02-20 19:55:17,034 INFO L284 TraceCheckUtils]: 6: Hoare quadruple {59740#true} {59742#(not (= ~T3_E~0 0))} #967#return; {59742#(not (= ~T3_E~0 0))} is VALID [2022-02-20 19:55:17,035 INFO L290 TraceCheckUtils]: 7: Hoare triple {59742#(not (= ~T3_E~0 0))} assume { :begin_inline_init_threads2 } true; {59742#(not (= ~T3_E~0 0))} is VALID [2022-02-20 19:55:17,035 INFO L290 TraceCheckUtils]: 8: Hoare triple {59742#(not (= ~T3_E~0 0))} assume 1 == ~m_i~0;~m_st~0 := 0; {59742#(not (= ~T3_E~0 0))} is VALID [2022-02-20 19:55:17,035 INFO L290 TraceCheckUtils]: 9: Hoare triple {59742#(not (= ~T3_E~0 0))} assume 1 == ~t1_i~0;~t1_st~0 := 0; {59742#(not (= ~T3_E~0 0))} is VALID [2022-02-20 19:55:17,035 INFO L290 TraceCheckUtils]: 10: Hoare triple {59742#(not (= ~T3_E~0 0))} assume 1 == ~t2_i~0;~t2_st~0 := 0; {59742#(not (= ~T3_E~0 0))} is VALID [2022-02-20 19:55:17,036 INFO L290 TraceCheckUtils]: 11: Hoare triple {59742#(not (= ~T3_E~0 0))} assume 1 == ~t3_i~0;~t3_st~0 := 0; {59742#(not (= ~T3_E~0 0))} is VALID [2022-02-20 19:55:17,036 INFO L290 TraceCheckUtils]: 12: Hoare triple {59742#(not (= ~T3_E~0 0))} assume 1 == ~t4_i~0;~t4_st~0 := 0; {59742#(not (= ~T3_E~0 0))} is VALID [2022-02-20 19:55:17,036 INFO L290 TraceCheckUtils]: 13: Hoare triple {59742#(not (= ~T3_E~0 0))} assume { :end_inline_init_threads2 } true; {59742#(not (= ~T3_E~0 0))} is VALID [2022-02-20 19:55:17,037 INFO L272 TraceCheckUtils]: 14: Hoare triple {59742#(not (= ~T3_E~0 0))} call fire_delta_events2(); {59806#(and (= ~M_E~0 |old(~M_E~0)|) (= |old(~T1_E~0)| ~T1_E~0) (= ~E_M~0 |old(~E_M~0)|) (= |old(~T2_E~0)| ~T2_E~0) (= |old(~T4_E~0)| ~T4_E~0) (= ~E_3~0 |old(~E_3~0)|) (= ~E_1~0 |old(~E_1~0)|) (= ~E_4~0 |old(~E_4~0)|) (= ~E_2~0 |old(~E_2~0)|) (= |old(~T3_E~0)| ~T3_E~0))} is VALID [2022-02-20 19:55:17,037 INFO L290 TraceCheckUtils]: 15: Hoare triple {59806#(and (= ~M_E~0 |old(~M_E~0)|) (= |old(~T1_E~0)| ~T1_E~0) (= ~E_M~0 |old(~E_M~0)|) (= |old(~T2_E~0)| ~T2_E~0) (= |old(~T4_E~0)| ~T4_E~0) (= ~E_3~0 |old(~E_3~0)|) (= ~E_1~0 |old(~E_1~0)|) (= ~E_4~0 |old(~E_4~0)|) (= ~E_2~0 |old(~E_2~0)|) (= |old(~T3_E~0)| ~T3_E~0))} assume !(0 == ~M_E~0); {59807#(= |old(~T3_E~0)| ~T3_E~0)} is VALID [2022-02-20 19:55:17,038 INFO L290 TraceCheckUtils]: 16: Hoare triple {59807#(= |old(~T3_E~0)| ~T3_E~0)} assume !(0 == ~T1_E~0); {59807#(= |old(~T3_E~0)| ~T3_E~0)} is VALID [2022-02-20 19:55:17,038 INFO L290 TraceCheckUtils]: 17: Hoare triple {59807#(= |old(~T3_E~0)| ~T3_E~0)} assume !(0 == ~T2_E~0); {59807#(= |old(~T3_E~0)| ~T3_E~0)} is VALID [2022-02-20 19:55:17,038 INFO L290 TraceCheckUtils]: 18: Hoare triple {59807#(= |old(~T3_E~0)| ~T3_E~0)} assume 0 == ~T3_E~0;~T3_E~0 := 1; {59808#(= |old(~T3_E~0)| 0)} is VALID [2022-02-20 19:55:17,038 INFO L290 TraceCheckUtils]: 19: Hoare triple {59808#(= |old(~T3_E~0)| 0)} assume 0 == ~T4_E~0;~T4_E~0 := 1; {59808#(= |old(~T3_E~0)| 0)} is VALID [2022-02-20 19:55:17,039 INFO L290 TraceCheckUtils]: 20: Hoare triple {59808#(= |old(~T3_E~0)| 0)} assume 0 == ~E_M~0;~E_M~0 := 1; {59808#(= |old(~T3_E~0)| 0)} is VALID [2022-02-20 19:55:17,039 INFO L290 TraceCheckUtils]: 21: Hoare triple {59808#(= |old(~T3_E~0)| 0)} assume 0 == ~E_1~0;~E_1~0 := 1; {59808#(= |old(~T3_E~0)| 0)} is VALID [2022-02-20 19:55:17,039 INFO L290 TraceCheckUtils]: 22: Hoare triple {59808#(= |old(~T3_E~0)| 0)} assume 0 == ~E_2~0;~E_2~0 := 1; {59808#(= |old(~T3_E~0)| 0)} is VALID [2022-02-20 19:55:17,039 INFO L290 TraceCheckUtils]: 23: Hoare triple {59808#(= |old(~T3_E~0)| 0)} assume 0 == ~E_3~0;~E_3~0 := 1; {59808#(= |old(~T3_E~0)| 0)} is VALID [2022-02-20 19:55:17,040 INFO L290 TraceCheckUtils]: 24: Hoare triple {59808#(= |old(~T3_E~0)| 0)} assume !(0 == ~E_4~0); {59808#(= |old(~T3_E~0)| 0)} is VALID [2022-02-20 19:55:17,040 INFO L290 TraceCheckUtils]: 25: Hoare triple {59808#(= |old(~T3_E~0)| 0)} assume true; {59808#(= |old(~T3_E~0)| 0)} is VALID [2022-02-20 19:55:17,040 INFO L284 TraceCheckUtils]: 26: Hoare quadruple {59808#(= |old(~T3_E~0)| 0)} {59742#(not (= ~T3_E~0 0))} #969#return; {59741#false} is VALID [2022-02-20 19:55:17,040 INFO L272 TraceCheckUtils]: 27: Hoare triple {59741#false} call activate_threads2(); {59809#(and (= |old(~t1_st~0)| ~t1_st~0) (= ~m_st~0 |old(~m_st~0)|) (= |old(~t2_st~0)| ~t2_st~0) (= |old(~t3_st~0)| ~t3_st~0) (= |old(~t4_st~0)| ~t4_st~0))} is VALID [2022-02-20 19:55:17,040 INFO L290 TraceCheckUtils]: 28: Hoare triple {59809#(and (= |old(~t1_st~0)| ~t1_st~0) (= ~m_st~0 |old(~m_st~0)|) (= |old(~t2_st~0)| ~t2_st~0) (= |old(~t3_st~0)| ~t3_st~0) (= |old(~t4_st~0)| ~t4_st~0))} havoc ~tmp~5#1;havoc ~tmp___0~2#1;havoc ~tmp___1~1#1;havoc ~tmp___2~0#1;havoc ~tmp___3~0#1;assume { :begin_inline_is_master_triggered } true;havoc is_master_triggered_#res#1;havoc is_master_triggered_~__retres1~4#1;havoc is_master_triggered_~__retres1~4#1; {59740#true} is VALID [2022-02-20 19:55:17,040 INFO L290 TraceCheckUtils]: 29: Hoare triple {59740#true} assume 1 == ~m_pc~0; {59740#true} is VALID [2022-02-20 19:55:17,041 INFO L290 TraceCheckUtils]: 30: Hoare triple {59740#true} assume 1 == ~E_M~0;is_master_triggered_~__retres1~4#1 := 1; {59740#true} is VALID [2022-02-20 19:55:17,041 INFO L290 TraceCheckUtils]: 31: Hoare triple {59740#true} is_master_triggered_#res#1 := is_master_triggered_~__retres1~4#1; {59740#true} is VALID [2022-02-20 19:55:17,041 INFO L290 TraceCheckUtils]: 32: Hoare triple {59740#true} #t~ret25#1 := is_master_triggered_#res#1;assume { :end_inline_is_master_triggered } true;assume -2147483648 <= #t~ret25#1 && #t~ret25#1 <= 2147483647;~tmp~5#1 := #t~ret25#1;havoc #t~ret25#1; {59740#true} is VALID [2022-02-20 19:55:17,041 INFO L290 TraceCheckUtils]: 33: Hoare triple {59740#true} assume 0 != ~tmp~5#1;~m_st~0 := 0; {59740#true} is VALID [2022-02-20 19:55:17,041 INFO L290 TraceCheckUtils]: 34: Hoare triple {59740#true} assume { :begin_inline_is_transmit1_triggered } true;havoc is_transmit1_triggered_#res#1;havoc is_transmit1_triggered_~__retres1~5#1;havoc is_transmit1_triggered_~__retres1~5#1; {59740#true} is VALID [2022-02-20 19:55:17,041 INFO L290 TraceCheckUtils]: 35: Hoare triple {59740#true} assume !(1 == ~t1_pc~0); {59740#true} is VALID [2022-02-20 19:55:17,041 INFO L290 TraceCheckUtils]: 36: Hoare triple {59740#true} is_transmit1_triggered_~__retres1~5#1 := 0; {59740#true} is VALID [2022-02-20 19:55:17,041 INFO L290 TraceCheckUtils]: 37: Hoare triple {59740#true} is_transmit1_triggered_#res#1 := is_transmit1_triggered_~__retres1~5#1; {59740#true} is VALID [2022-02-20 19:55:17,041 INFO L290 TraceCheckUtils]: 38: Hoare triple {59740#true} #t~ret26#1 := is_transmit1_triggered_#res#1;assume { :end_inline_is_transmit1_triggered } true;assume -2147483648 <= #t~ret26#1 && #t~ret26#1 <= 2147483647;~tmp___0~2#1 := #t~ret26#1;havoc #t~ret26#1; {59740#true} is VALID [2022-02-20 19:55:17,042 INFO L290 TraceCheckUtils]: 39: Hoare triple {59740#true} assume 0 != ~tmp___0~2#1;~t1_st~0 := 0; {59740#true} is VALID [2022-02-20 19:55:17,042 INFO L290 TraceCheckUtils]: 40: Hoare triple {59740#true} assume { :begin_inline_is_transmit2_triggered } true;havoc is_transmit2_triggered_#res#1;havoc is_transmit2_triggered_~__retres1~6#1;havoc is_transmit2_triggered_~__retres1~6#1; {59740#true} is VALID [2022-02-20 19:55:17,042 INFO L290 TraceCheckUtils]: 41: Hoare triple {59740#true} assume 1 == ~t2_pc~0; {59740#true} is VALID [2022-02-20 19:55:17,042 INFO L290 TraceCheckUtils]: 42: Hoare triple {59740#true} assume 1 == ~E_2~0;is_transmit2_triggered_~__retres1~6#1 := 1; {59740#true} is VALID [2022-02-20 19:55:17,042 INFO L290 TraceCheckUtils]: 43: Hoare triple {59740#true} is_transmit2_triggered_#res#1 := is_transmit2_triggered_~__retres1~6#1; {59740#true} is VALID [2022-02-20 19:55:17,042 INFO L290 TraceCheckUtils]: 44: Hoare triple {59740#true} #t~ret27#1 := is_transmit2_triggered_#res#1;assume { :end_inline_is_transmit2_triggered } true;assume -2147483648 <= #t~ret27#1 && #t~ret27#1 <= 2147483647;~tmp___1~1#1 := #t~ret27#1;havoc #t~ret27#1; {59740#true} is VALID [2022-02-20 19:55:17,042 INFO L290 TraceCheckUtils]: 45: Hoare triple {59740#true} assume 0 != ~tmp___1~1#1;~t2_st~0 := 0; {59740#true} is VALID [2022-02-20 19:55:17,042 INFO L290 TraceCheckUtils]: 46: Hoare triple {59740#true} assume { :begin_inline_is_transmit3_triggered } true;havoc is_transmit3_triggered_#res#1;havoc is_transmit3_triggered_~__retres1~7#1;havoc is_transmit3_triggered_~__retres1~7#1; {59740#true} is VALID [2022-02-20 19:55:17,042 INFO L290 TraceCheckUtils]: 47: Hoare triple {59740#true} assume !(1 == ~t3_pc~0); {59740#true} is VALID [2022-02-20 19:55:17,042 INFO L290 TraceCheckUtils]: 48: Hoare triple {59740#true} is_transmit3_triggered_~__retres1~7#1 := 0; {59740#true} is VALID [2022-02-20 19:55:17,043 INFO L290 TraceCheckUtils]: 49: Hoare triple {59740#true} is_transmit3_triggered_#res#1 := is_transmit3_triggered_~__retres1~7#1; {59740#true} is VALID [2022-02-20 19:55:17,043 INFO L290 TraceCheckUtils]: 50: Hoare triple {59740#true} #t~ret28#1 := is_transmit3_triggered_#res#1;assume { :end_inline_is_transmit3_triggered } true;assume -2147483648 <= #t~ret28#1 && #t~ret28#1 <= 2147483647;~tmp___2~0#1 := #t~ret28#1;havoc #t~ret28#1; {59740#true} is VALID [2022-02-20 19:55:17,043 INFO L290 TraceCheckUtils]: 51: Hoare triple {59740#true} assume 0 != ~tmp___2~0#1;~t3_st~0 := 0; {59740#true} is VALID [2022-02-20 19:55:17,043 INFO L290 TraceCheckUtils]: 52: Hoare triple {59740#true} assume { :begin_inline_is_transmit4_triggered } true;havoc is_transmit4_triggered_#res#1;havoc is_transmit4_triggered_~__retres1~8#1;havoc is_transmit4_triggered_~__retres1~8#1; {59740#true} is VALID [2022-02-20 19:55:17,043 INFO L290 TraceCheckUtils]: 53: Hoare triple {59740#true} assume 1 == ~t4_pc~0; {59740#true} is VALID [2022-02-20 19:55:17,043 INFO L290 TraceCheckUtils]: 54: Hoare triple {59740#true} assume 1 == ~E_4~0;is_transmit4_triggered_~__retres1~8#1 := 1; {59740#true} is VALID [2022-02-20 19:55:17,043 INFO L290 TraceCheckUtils]: 55: Hoare triple {59740#true} is_transmit4_triggered_#res#1 := is_transmit4_triggered_~__retres1~8#1; {59740#true} is VALID [2022-02-20 19:55:17,043 INFO L290 TraceCheckUtils]: 56: Hoare triple {59740#true} #t~ret29#1 := is_transmit4_triggered_#res#1;assume { :end_inline_is_transmit4_triggered } true;assume -2147483648 <= #t~ret29#1 && #t~ret29#1 <= 2147483647;~tmp___3~0#1 := #t~ret29#1;havoc #t~ret29#1; {59740#true} is VALID [2022-02-20 19:55:17,043 INFO L290 TraceCheckUtils]: 57: Hoare triple {59740#true} assume 0 != ~tmp___3~0#1;~t4_st~0 := 0; {59740#true} is VALID [2022-02-20 19:55:17,043 INFO L290 TraceCheckUtils]: 58: Hoare triple {59740#true} assume true; {59740#true} is VALID [2022-02-20 19:55:17,044 INFO L284 TraceCheckUtils]: 59: Hoare quadruple {59740#true} {59741#false} #971#return; {59741#false} is VALID [2022-02-20 19:55:17,044 INFO L272 TraceCheckUtils]: 60: Hoare triple {59741#false} call reset_delta_events2(); {59806#(and (= ~M_E~0 |old(~M_E~0)|) (= |old(~T1_E~0)| ~T1_E~0) (= ~E_M~0 |old(~E_M~0)|) (= |old(~T2_E~0)| ~T2_E~0) (= |old(~T4_E~0)| ~T4_E~0) (= ~E_3~0 |old(~E_3~0)|) (= ~E_1~0 |old(~E_1~0)|) (= ~E_4~0 |old(~E_4~0)|) (= ~E_2~0 |old(~E_2~0)|) (= |old(~T3_E~0)| ~T3_E~0))} is VALID [2022-02-20 19:55:17,044 INFO L290 TraceCheckUtils]: 61: Hoare triple {59806#(and (= ~M_E~0 |old(~M_E~0)|) (= |old(~T1_E~0)| ~T1_E~0) (= ~E_M~0 |old(~E_M~0)|) (= |old(~T2_E~0)| ~T2_E~0) (= |old(~T4_E~0)| ~T4_E~0) (= ~E_3~0 |old(~E_3~0)|) (= ~E_1~0 |old(~E_1~0)|) (= ~E_4~0 |old(~E_4~0)|) (= ~E_2~0 |old(~E_2~0)|) (= |old(~T3_E~0)| ~T3_E~0))} assume 1 == ~M_E~0;~M_E~0 := 2; {59740#true} is VALID [2022-02-20 19:55:17,044 INFO L290 TraceCheckUtils]: 62: Hoare triple {59740#true} assume 1 == ~T1_E~0;~T1_E~0 := 2; {59740#true} is VALID [2022-02-20 19:55:17,044 INFO L290 TraceCheckUtils]: 63: Hoare triple {59740#true} assume 1 == ~T2_E~0;~T2_E~0 := 2; {59740#true} is VALID [2022-02-20 19:55:17,044 INFO L290 TraceCheckUtils]: 64: Hoare triple {59740#true} assume 1 == ~T3_E~0;~T3_E~0 := 2; {59740#true} is VALID [2022-02-20 19:55:17,044 INFO L290 TraceCheckUtils]: 65: Hoare triple {59740#true} assume 1 == ~T4_E~0;~T4_E~0 := 2; {59740#true} is VALID [2022-02-20 19:55:17,044 INFO L290 TraceCheckUtils]: 66: Hoare triple {59740#true} assume 1 == ~E_M~0;~E_M~0 := 2; {59740#true} is VALID [2022-02-20 19:55:17,044 INFO L290 TraceCheckUtils]: 67: Hoare triple {59740#true} assume !(1 == ~E_1~0); {59740#true} is VALID [2022-02-20 19:55:17,044 INFO L290 TraceCheckUtils]: 68: Hoare triple {59740#true} assume 1 == ~E_2~0;~E_2~0 := 2; {59740#true} is VALID [2022-02-20 19:55:17,045 INFO L290 TraceCheckUtils]: 69: Hoare triple {59740#true} assume 1 == ~E_3~0;~E_3~0 := 2; {59740#true} is VALID [2022-02-20 19:55:17,045 INFO L290 TraceCheckUtils]: 70: Hoare triple {59740#true} assume 1 == ~E_4~0;~E_4~0 := 2; {59740#true} is VALID [2022-02-20 19:55:17,045 INFO L290 TraceCheckUtils]: 71: Hoare triple {59740#true} assume true; {59740#true} is VALID [2022-02-20 19:55:17,045 INFO L284 TraceCheckUtils]: 72: Hoare quadruple {59740#true} {59741#false} #973#return; {59741#false} is VALID [2022-02-20 19:55:17,045 INFO L290 TraceCheckUtils]: 73: Hoare triple {59741#false} assume !false; {59741#false} is VALID [2022-02-20 19:55:17,045 INFO L290 TraceCheckUtils]: 74: Hoare triple {59741#false} start_simulation2_~kernel_st~1#1 := 1;assume { :begin_inline_eval2 } true;havoc eval2_#t~ret19#1, eval2_#t~nondet20#1, eval2_~tmp_ndt_1~0#1, eval2_#t~nondet21#1, eval2_~tmp_ndt_2~0#1, eval2_#t~nondet22#1, eval2_~tmp_ndt_3~0#1, eval2_#t~nondet23#1, eval2_~tmp_ndt_4~0#1, eval2_#t~nondet24#1, eval2_~tmp_ndt_5~0#1, eval2_~tmp~4#1;havoc eval2_~tmp~4#1; {59741#false} is VALID [2022-02-20 19:55:17,045 INFO L290 TraceCheckUtils]: 75: Hoare triple {59741#false} assume !false; {59741#false} is VALID [2022-02-20 19:55:17,045 INFO L272 TraceCheckUtils]: 76: Hoare triple {59741#false} call eval2_#t~ret19#1 := exists_runnable_thread2(); {59740#true} is VALID [2022-02-20 19:55:17,045 INFO L290 TraceCheckUtils]: 77: Hoare triple {59740#true} havoc ~__retres1~9; {59740#true} is VALID [2022-02-20 19:55:17,045 INFO L290 TraceCheckUtils]: 78: Hoare triple {59740#true} assume 0 == ~m_st~0;~__retres1~9 := 1; {59740#true} is VALID [2022-02-20 19:55:17,046 INFO L290 TraceCheckUtils]: 79: Hoare triple {59740#true} #res := ~__retres1~9; {59740#true} is VALID [2022-02-20 19:55:17,046 INFO L290 TraceCheckUtils]: 80: Hoare triple {59740#true} assume true; {59740#true} is VALID [2022-02-20 19:55:17,046 INFO L284 TraceCheckUtils]: 81: Hoare quadruple {59740#true} {59741#false} #975#return; {59741#false} is VALID [2022-02-20 19:55:17,046 INFO L290 TraceCheckUtils]: 82: Hoare triple {59741#false} assume -2147483648 <= eval2_#t~ret19#1 && eval2_#t~ret19#1 <= 2147483647;eval2_~tmp~4#1 := eval2_#t~ret19#1;havoc eval2_#t~ret19#1; {59741#false} is VALID [2022-02-20 19:55:17,046 INFO L290 TraceCheckUtils]: 83: Hoare triple {59741#false} assume 0 != eval2_~tmp~4#1; {59741#false} is VALID [2022-02-20 19:55:17,046 INFO L290 TraceCheckUtils]: 84: Hoare triple {59741#false} assume 0 == ~m_st~0;havoc eval2_~tmp_ndt_1~0#1;assume -2147483648 <= eval2_#t~nondet20#1 && eval2_#t~nondet20#1 <= 2147483647;eval2_~tmp_ndt_1~0#1 := eval2_#t~nondet20#1;havoc eval2_#t~nondet20#1; {59741#false} is VALID [2022-02-20 19:55:17,046 INFO L290 TraceCheckUtils]: 85: Hoare triple {59741#false} assume 0 != eval2_~tmp_ndt_1~0#1;~m_st~0 := 1;assume { :begin_inline_master } true;havoc master_#t~nondet17#1, master_#t~nondet18#1, master_~tmp_var~0#1;assume -2147483648 <= master_#t~nondet17#1 && master_#t~nondet17#1 <= 2147483647;master_~tmp_var~0#1 := master_#t~nondet17#1;havoc master_#t~nondet17#1; {59741#false} is VALID [2022-02-20 19:55:17,046 INFO L290 TraceCheckUtils]: 86: Hoare triple {59741#false} assume !(0 == ~m_pc~0); {59741#false} is VALID [2022-02-20 19:55:17,046 INFO L290 TraceCheckUtils]: 87: Hoare triple {59741#false} assume 1 == ~m_pc~0; {59741#false} is VALID [2022-02-20 19:55:17,046 INFO L290 TraceCheckUtils]: 88: Hoare triple {59741#false} assume ~token~0 != 4 + ~local~0; {59741#false} is VALID [2022-02-20 19:55:17,047 INFO L272 TraceCheckUtils]: 89: Hoare triple {59741#false} call error2(); {59741#false} is VALID [2022-02-20 19:55:17,047 INFO L290 TraceCheckUtils]: 90: Hoare triple {59741#false} assume !false; {59741#false} is VALID [2022-02-20 19:55:17,047 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-20 19:55:17,047 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 19:55:17,047 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [731529294] [2022-02-20 19:55:17,047 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [731529294] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 19:55:17,047 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 19:55:17,047 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-02-20 19:55:17,048 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [635252438] [2022-02-20 19:55:17,048 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 19:55:17,048 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 11.428571428571429) internal successors, (80), 5 states have internal predecessors, (80), 2 states have call successors, (6), 4 states have call predecessors, (6), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) Word has length 91 [2022-02-20 19:55:17,048 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 19:55:17,048 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 7 states, 7 states have (on average 11.428571428571429) internal successors, (80), 5 states have internal predecessors, (80), 2 states have call successors, (6), 4 states have call predecessors, (6), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2022-02-20 19:55:17,093 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 91 edges. 91 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 19:55:17,093 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-02-20 19:55:17,094 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 19:55:17,094 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-02-20 19:55:17,094 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2022-02-20 19:55:17,094 INFO L87 Difference]: Start difference. First operand 1126 states and 1451 transitions. Second operand has 7 states, 7 states have (on average 11.428571428571429) internal successors, (80), 5 states have internal predecessors, (80), 2 states have call successors, (6), 4 states have call predecessors, (6), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2022-02-20 19:55:18,893 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 19:55:18,894 INFO L93 Difference]: Finished difference Result 1359 states and 1816 transitions. [2022-02-20 19:55:18,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-02-20 19:55:18,894 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 11.428571428571429) internal successors, (80), 5 states have internal predecessors, (80), 2 states have call successors, (6), 4 states have call predecessors, (6), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) Word has length 91 [2022-02-20 19:55:18,894 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-20 19:55:18,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7 states, 7 states have (on average 11.428571428571429) internal successors, (80), 5 states have internal predecessors, (80), 2 states have call successors, (6), 4 states have call predecessors, (6), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2022-02-20 19:55:18,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 731 transitions. [2022-02-20 19:55:18,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7 states, 7 states have (on average 11.428571428571429) internal successors, (80), 5 states have internal predecessors, (80), 2 states have call successors, (6), 4 states have call predecessors, (6), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2022-02-20 19:55:18,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 731 transitions. [2022-02-20 19:55:18,900 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 7 states and 731 transitions. [2022-02-20 19:55:19,383 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 731 edges. 731 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 19:55:19,439 INFO L225 Difference]: With dead ends: 1359 [2022-02-20 19:55:19,439 INFO L226 Difference]: Without dead ends: 1187 [2022-02-20 19:55:19,440 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=36, Invalid=74, Unknown=0, NotChecked=0, Total=110 [2022-02-20 19:55:19,440 INFO L933 BasicCegarLoop]: 361 mSDtfsCounter, 709 mSDsluCounter, 512 mSDsCounter, 0 mSdLazyCounter, 604 mSolverCounterSat, 97 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 725 SdHoareTripleChecker+Valid, 873 SdHoareTripleChecker+Invalid, 701 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 97 IncrementalHoareTripleChecker+Valid, 604 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-02-20 19:55:19,440 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [725 Valid, 873 Invalid, 701 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [97 Valid, 604 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-02-20 19:55:19,441 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1187 states. [2022-02-20 19:55:19,603 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1187 to 1126. [2022-02-20 19:55:19,603 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-20 19:55:19,604 INFO L82 GeneralOperation]: Start isEquivalent. First operand 1187 states. Second operand has 1126 states, 996 states have (on average 1.2680722891566265) internal successors, (1263), 1014 states have internal predecessors, (1263), 77 states have call successors, (77), 44 states have call predecessors, (77), 51 states have return successors, (110), 68 states have call predecessors, (110), 74 states have call successors, (110) [2022-02-20 19:55:19,605 INFO L74 IsIncluded]: Start isIncluded. First operand 1187 states. Second operand has 1126 states, 996 states have (on average 1.2680722891566265) internal successors, (1263), 1014 states have internal predecessors, (1263), 77 states have call successors, (77), 44 states have call predecessors, (77), 51 states have return successors, (110), 68 states have call predecessors, (110), 74 states have call successors, (110) [2022-02-20 19:55:19,606 INFO L87 Difference]: Start difference. First operand 1187 states. Second operand has 1126 states, 996 states have (on average 1.2680722891566265) internal successors, (1263), 1014 states have internal predecessors, (1263), 77 states have call successors, (77), 44 states have call predecessors, (77), 51 states have return successors, (110), 68 states have call predecessors, (110), 74 states have call successors, (110) [2022-02-20 19:55:19,643 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 19:55:19,643 INFO L93 Difference]: Finished difference Result 1187 states and 1554 transitions. [2022-02-20 19:55:19,643 INFO L276 IsEmpty]: Start isEmpty. Operand 1187 states and 1554 transitions. [2022-02-20 19:55:19,645 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 19:55:19,645 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 19:55:19,647 INFO L74 IsIncluded]: Start isIncluded. First operand has 1126 states, 996 states have (on average 1.2680722891566265) internal successors, (1263), 1014 states have internal predecessors, (1263), 77 states have call successors, (77), 44 states have call predecessors, (77), 51 states have return successors, (110), 68 states have call predecessors, (110), 74 states have call successors, (110) Second operand 1187 states. [2022-02-20 19:55:19,648 INFO L87 Difference]: Start difference. First operand has 1126 states, 996 states have (on average 1.2680722891566265) internal successors, (1263), 1014 states have internal predecessors, (1263), 77 states have call successors, (77), 44 states have call predecessors, (77), 51 states have return successors, (110), 68 states have call predecessors, (110), 74 states have call successors, (110) Second operand 1187 states. [2022-02-20 19:55:19,684 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 19:55:19,685 INFO L93 Difference]: Finished difference Result 1187 states and 1554 transitions. [2022-02-20 19:55:19,685 INFO L276 IsEmpty]: Start isEmpty. Operand 1187 states and 1554 transitions. [2022-02-20 19:55:19,686 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 19:55:19,687 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 19:55:19,687 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-20 19:55:19,687 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-20 19:55:19,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1126 states, 996 states have (on average 1.2680722891566265) internal successors, (1263), 1014 states have internal predecessors, (1263), 77 states have call successors, (77), 44 states have call predecessors, (77), 51 states have return successors, (110), 68 states have call predecessors, (110), 74 states have call successors, (110) [2022-02-20 19:55:19,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1126 states to 1126 states and 1450 transitions. [2022-02-20 19:55:19,736 INFO L78 Accepts]: Start accepts. Automaton has 1126 states and 1450 transitions. Word has length 91 [2022-02-20 19:55:19,737 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 19:55:19,737 INFO L470 AbstractCegarLoop]: Abstraction has 1126 states and 1450 transitions. [2022-02-20 19:55:19,737 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 11.428571428571429) internal successors, (80), 5 states have internal predecessors, (80), 2 states have call successors, (6), 4 states have call predecessors, (6), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2022-02-20 19:55:19,737 INFO L276 IsEmpty]: Start isEmpty. Operand 1126 states and 1450 transitions. [2022-02-20 19:55:19,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2022-02-20 19:55:19,739 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 19:55:19,739 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-20 19:55:19,739 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-02-20 19:55:19,739 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting error2Err0ASSERT_VIOLATIONERROR_FUNCTION === [error1Err0ASSERT_VIOLATIONERROR_FUNCTION, error2Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-20 19:55:19,739 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 19:55:19,739 INFO L85 PathProgramCache]: Analyzing trace with hash -2101255122, now seen corresponding path program 1 times [2022-02-20 19:55:19,740 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 19:55:19,740 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [957377019] [2022-02-20 19:55:19,740 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 19:55:19,740 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 19:55:19,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 19:55:19,761 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-02-20 19:55:19,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 19:55:19,765 INFO L290 TraceCheckUtils]: 0: Hoare triple {65614#true} assume true; {65614#true} is VALID [2022-02-20 19:55:19,765 INFO L284 TraceCheckUtils]: 1: Hoare quadruple {65614#true} {65616#(= ~T1_E~0 ~T4_E~0)} #967#return; {65616#(= ~T1_E~0 ~T4_E~0)} is VALID [2022-02-20 19:55:19,774 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-02-20 19:55:19,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 19:55:19,794 INFO L290 TraceCheckUtils]: 0: Hoare triple {65680#(and (= ~M_E~0 |old(~M_E~0)|) (= |old(~T1_E~0)| ~T1_E~0) (= ~E_M~0 |old(~E_M~0)|) (= |old(~T2_E~0)| ~T2_E~0) (= |old(~T4_E~0)| ~T4_E~0) (= ~E_3~0 |old(~E_3~0)|) (= ~E_1~0 |old(~E_1~0)|) (= ~E_4~0 |old(~E_4~0)|) (= ~E_2~0 |old(~E_2~0)|) (= |old(~T3_E~0)| ~T3_E~0))} assume !(0 == ~M_E~0); {65681#(and (= |old(~T1_E~0)| ~T1_E~0) (= |old(~T4_E~0)| ~T4_E~0))} is VALID [2022-02-20 19:55:19,794 INFO L290 TraceCheckUtils]: 1: Hoare triple {65681#(and (= |old(~T1_E~0)| ~T1_E~0) (= |old(~T4_E~0)| ~T4_E~0))} assume !(0 == ~T1_E~0); {65682#(and (not (= |old(~T1_E~0)| 0)) (= |old(~T4_E~0)| ~T4_E~0))} is VALID [2022-02-20 19:55:19,795 INFO L290 TraceCheckUtils]: 2: Hoare triple {65682#(and (not (= |old(~T1_E~0)| 0)) (= |old(~T4_E~0)| ~T4_E~0))} assume !(0 == ~T2_E~0); {65682#(and (not (= |old(~T1_E~0)| 0)) (= |old(~T4_E~0)| ~T4_E~0))} is VALID [2022-02-20 19:55:19,795 INFO L290 TraceCheckUtils]: 3: Hoare triple {65682#(and (not (= |old(~T1_E~0)| 0)) (= |old(~T4_E~0)| ~T4_E~0))} assume !(0 == ~T3_E~0); {65682#(and (not (= |old(~T1_E~0)| 0)) (= |old(~T4_E~0)| ~T4_E~0))} is VALID [2022-02-20 19:55:19,795 INFO L290 TraceCheckUtils]: 4: Hoare triple {65682#(and (not (= |old(~T1_E~0)| 0)) (= |old(~T4_E~0)| ~T4_E~0))} assume 0 == ~T4_E~0;~T4_E~0 := 1; {65683#(not (= |old(~T1_E~0)| |old(~T4_E~0)|))} is VALID [2022-02-20 19:55:19,795 INFO L290 TraceCheckUtils]: 5: Hoare triple {65683#(not (= |old(~T1_E~0)| |old(~T4_E~0)|))} assume 0 == ~E_M~0;~E_M~0 := 1; {65683#(not (= |old(~T1_E~0)| |old(~T4_E~0)|))} is VALID [2022-02-20 19:55:19,796 INFO L290 TraceCheckUtils]: 6: Hoare triple {65683#(not (= |old(~T1_E~0)| |old(~T4_E~0)|))} assume 0 == ~E_1~0;~E_1~0 := 1; {65683#(not (= |old(~T1_E~0)| |old(~T4_E~0)|))} is VALID [2022-02-20 19:55:19,796 INFO L290 TraceCheckUtils]: 7: Hoare triple {65683#(not (= |old(~T1_E~0)| |old(~T4_E~0)|))} assume 0 == ~E_2~0;~E_2~0 := 1; {65683#(not (= |old(~T1_E~0)| |old(~T4_E~0)|))} is VALID [2022-02-20 19:55:19,796 INFO L290 TraceCheckUtils]: 8: Hoare triple {65683#(not (= |old(~T1_E~0)| |old(~T4_E~0)|))} assume 0 == ~E_3~0;~E_3~0 := 1; {65683#(not (= |old(~T1_E~0)| |old(~T4_E~0)|))} is VALID [2022-02-20 19:55:19,796 INFO L290 TraceCheckUtils]: 9: Hoare triple {65683#(not (= |old(~T1_E~0)| |old(~T4_E~0)|))} assume !(0 == ~E_4~0); {65683#(not (= |old(~T1_E~0)| |old(~T4_E~0)|))} is VALID [2022-02-20 19:55:19,797 INFO L290 TraceCheckUtils]: 10: Hoare triple {65683#(not (= |old(~T1_E~0)| |old(~T4_E~0)|))} assume true; {65683#(not (= |old(~T1_E~0)| |old(~T4_E~0)|))} is VALID [2022-02-20 19:55:19,797 INFO L284 TraceCheckUtils]: 11: Hoare quadruple {65683#(not (= |old(~T1_E~0)| |old(~T4_E~0)|))} {65616#(= ~T1_E~0 ~T4_E~0)} #969#return; {65615#false} is VALID [2022-02-20 19:55:19,804 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2022-02-20 19:55:19,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 19:55:19,813 INFO L290 TraceCheckUtils]: 0: Hoare triple {65684#(and (= |old(~t1_st~0)| ~t1_st~0) (= ~m_st~0 |old(~m_st~0)|) (= |old(~t2_st~0)| ~t2_st~0) (= |old(~t3_st~0)| ~t3_st~0) (= |old(~t4_st~0)| ~t4_st~0))} havoc ~tmp~5#1;havoc ~tmp___0~2#1;havoc ~tmp___1~1#1;havoc ~tmp___2~0#1;havoc ~tmp___3~0#1;assume { :begin_inline_is_master_triggered } true;havoc is_master_triggered_#res#1;havoc is_master_triggered_~__retres1~4#1;havoc is_master_triggered_~__retres1~4#1; {65614#true} is VALID [2022-02-20 19:55:19,813 INFO L290 TraceCheckUtils]: 1: Hoare triple {65614#true} assume 1 == ~m_pc~0; {65614#true} is VALID [2022-02-20 19:55:19,813 INFO L290 TraceCheckUtils]: 2: Hoare triple {65614#true} assume 1 == ~E_M~0;is_master_triggered_~__retres1~4#1 := 1; {65614#true} is VALID [2022-02-20 19:55:19,813 INFO L290 TraceCheckUtils]: 3: Hoare triple {65614#true} is_master_triggered_#res#1 := is_master_triggered_~__retres1~4#1; {65614#true} is VALID [2022-02-20 19:55:19,813 INFO L290 TraceCheckUtils]: 4: Hoare triple {65614#true} #t~ret25#1 := is_master_triggered_#res#1;assume { :end_inline_is_master_triggered } true;assume -2147483648 <= #t~ret25#1 && #t~ret25#1 <= 2147483647;~tmp~5#1 := #t~ret25#1;havoc #t~ret25#1; {65614#true} is VALID [2022-02-20 19:55:19,814 INFO L290 TraceCheckUtils]: 5: Hoare triple {65614#true} assume 0 != ~tmp~5#1;~m_st~0 := 0; {65614#true} is VALID [2022-02-20 19:55:19,814 INFO L290 TraceCheckUtils]: 6: Hoare triple {65614#true} assume { :begin_inline_is_transmit1_triggered } true;havoc is_transmit1_triggered_#res#1;havoc is_transmit1_triggered_~__retres1~5#1;havoc is_transmit1_triggered_~__retres1~5#1; {65614#true} is VALID [2022-02-20 19:55:19,814 INFO L290 TraceCheckUtils]: 7: Hoare triple {65614#true} assume !(1 == ~t1_pc~0); {65614#true} is VALID [2022-02-20 19:55:19,814 INFO L290 TraceCheckUtils]: 8: Hoare triple {65614#true} is_transmit1_triggered_~__retres1~5#1 := 0; {65614#true} is VALID [2022-02-20 19:55:19,814 INFO L290 TraceCheckUtils]: 9: Hoare triple {65614#true} is_transmit1_triggered_#res#1 := is_transmit1_triggered_~__retres1~5#1; {65614#true} is VALID [2022-02-20 19:55:19,814 INFO L290 TraceCheckUtils]: 10: Hoare triple {65614#true} #t~ret26#1 := is_transmit1_triggered_#res#1;assume { :end_inline_is_transmit1_triggered } true;assume -2147483648 <= #t~ret26#1 && #t~ret26#1 <= 2147483647;~tmp___0~2#1 := #t~ret26#1;havoc #t~ret26#1; {65614#true} is VALID [2022-02-20 19:55:19,814 INFO L290 TraceCheckUtils]: 11: Hoare triple {65614#true} assume 0 != ~tmp___0~2#1;~t1_st~0 := 0; {65614#true} is VALID [2022-02-20 19:55:19,814 INFO L290 TraceCheckUtils]: 12: Hoare triple {65614#true} assume { :begin_inline_is_transmit2_triggered } true;havoc is_transmit2_triggered_#res#1;havoc is_transmit2_triggered_~__retres1~6#1;havoc is_transmit2_triggered_~__retres1~6#1; {65614#true} is VALID [2022-02-20 19:55:19,820 INFO L290 TraceCheckUtils]: 13: Hoare triple {65614#true} assume 1 == ~t2_pc~0; {65614#true} is VALID [2022-02-20 19:55:19,820 INFO L290 TraceCheckUtils]: 14: Hoare triple {65614#true} assume 1 == ~E_2~0;is_transmit2_triggered_~__retres1~6#1 := 1; {65614#true} is VALID [2022-02-20 19:55:19,820 INFO L290 TraceCheckUtils]: 15: Hoare triple {65614#true} is_transmit2_triggered_#res#1 := is_transmit2_triggered_~__retres1~6#1; {65614#true} is VALID [2022-02-20 19:55:19,820 INFO L290 TraceCheckUtils]: 16: Hoare triple {65614#true} #t~ret27#1 := is_transmit2_triggered_#res#1;assume { :end_inline_is_transmit2_triggered } true;assume -2147483648 <= #t~ret27#1 && #t~ret27#1 <= 2147483647;~tmp___1~1#1 := #t~ret27#1;havoc #t~ret27#1; {65614#true} is VALID [2022-02-20 19:55:19,820 INFO L290 TraceCheckUtils]: 17: Hoare triple {65614#true} assume 0 != ~tmp___1~1#1;~t2_st~0 := 0; {65614#true} is VALID [2022-02-20 19:55:19,820 INFO L290 TraceCheckUtils]: 18: Hoare triple {65614#true} assume { :begin_inline_is_transmit3_triggered } true;havoc is_transmit3_triggered_#res#1;havoc is_transmit3_triggered_~__retres1~7#1;havoc is_transmit3_triggered_~__retres1~7#1; {65614#true} is VALID [2022-02-20 19:55:19,820 INFO L290 TraceCheckUtils]: 19: Hoare triple {65614#true} assume !(1 == ~t3_pc~0); {65614#true} is VALID [2022-02-20 19:55:19,820 INFO L290 TraceCheckUtils]: 20: Hoare triple {65614#true} is_transmit3_triggered_~__retres1~7#1 := 0; {65614#true} is VALID [2022-02-20 19:55:19,820 INFO L290 TraceCheckUtils]: 21: Hoare triple {65614#true} is_transmit3_triggered_#res#1 := is_transmit3_triggered_~__retres1~7#1; {65614#true} is VALID [2022-02-20 19:55:19,821 INFO L290 TraceCheckUtils]: 22: Hoare triple {65614#true} #t~ret28#1 := is_transmit3_triggered_#res#1;assume { :end_inline_is_transmit3_triggered } true;assume -2147483648 <= #t~ret28#1 && #t~ret28#1 <= 2147483647;~tmp___2~0#1 := #t~ret28#1;havoc #t~ret28#1; {65614#true} is VALID [2022-02-20 19:55:19,821 INFO L290 TraceCheckUtils]: 23: Hoare triple {65614#true} assume 0 != ~tmp___2~0#1;~t3_st~0 := 0; {65614#true} is VALID [2022-02-20 19:55:19,821 INFO L290 TraceCheckUtils]: 24: Hoare triple {65614#true} assume { :begin_inline_is_transmit4_triggered } true;havoc is_transmit4_triggered_#res#1;havoc is_transmit4_triggered_~__retres1~8#1;havoc is_transmit4_triggered_~__retres1~8#1; {65614#true} is VALID [2022-02-20 19:55:19,821 INFO L290 TraceCheckUtils]: 25: Hoare triple {65614#true} assume 1 == ~t4_pc~0; {65614#true} is VALID [2022-02-20 19:55:19,821 INFO L290 TraceCheckUtils]: 26: Hoare triple {65614#true} assume 1 == ~E_4~0;is_transmit4_triggered_~__retres1~8#1 := 1; {65614#true} is VALID [2022-02-20 19:55:19,821 INFO L290 TraceCheckUtils]: 27: Hoare triple {65614#true} is_transmit4_triggered_#res#1 := is_transmit4_triggered_~__retres1~8#1; {65614#true} is VALID [2022-02-20 19:55:19,821 INFO L290 TraceCheckUtils]: 28: Hoare triple {65614#true} #t~ret29#1 := is_transmit4_triggered_#res#1;assume { :end_inline_is_transmit4_triggered } true;assume -2147483648 <= #t~ret29#1 && #t~ret29#1 <= 2147483647;~tmp___3~0#1 := #t~ret29#1;havoc #t~ret29#1; {65614#true} is VALID [2022-02-20 19:55:19,821 INFO L290 TraceCheckUtils]: 29: Hoare triple {65614#true} assume 0 != ~tmp___3~0#1;~t4_st~0 := 0; {65614#true} is VALID [2022-02-20 19:55:19,821 INFO L290 TraceCheckUtils]: 30: Hoare triple {65614#true} assume true; {65614#true} is VALID [2022-02-20 19:55:19,821 INFO L284 TraceCheckUtils]: 31: Hoare quadruple {65614#true} {65615#false} #971#return; {65615#false} is VALID [2022-02-20 19:55:19,822 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2022-02-20 19:55:19,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 19:55:19,825 INFO L290 TraceCheckUtils]: 0: Hoare triple {65680#(and (= ~M_E~0 |old(~M_E~0)|) (= |old(~T1_E~0)| ~T1_E~0) (= ~E_M~0 |old(~E_M~0)|) (= |old(~T2_E~0)| ~T2_E~0) (= |old(~T4_E~0)| ~T4_E~0) (= ~E_3~0 |old(~E_3~0)|) (= ~E_1~0 |old(~E_1~0)|) (= ~E_4~0 |old(~E_4~0)|) (= ~E_2~0 |old(~E_2~0)|) (= |old(~T3_E~0)| ~T3_E~0))} assume 1 == ~M_E~0;~M_E~0 := 2; {65614#true} is VALID [2022-02-20 19:55:19,825 INFO L290 TraceCheckUtils]: 1: Hoare triple {65614#true} assume 1 == ~T1_E~0;~T1_E~0 := 2; {65614#true} is VALID [2022-02-20 19:55:19,825 INFO L290 TraceCheckUtils]: 2: Hoare triple {65614#true} assume 1 == ~T2_E~0;~T2_E~0 := 2; {65614#true} is VALID [2022-02-20 19:55:19,826 INFO L290 TraceCheckUtils]: 3: Hoare triple {65614#true} assume 1 == ~T3_E~0;~T3_E~0 := 2; {65614#true} is VALID [2022-02-20 19:55:19,826 INFO L290 TraceCheckUtils]: 4: Hoare triple {65614#true} assume 1 == ~T4_E~0;~T4_E~0 := 2; {65614#true} is VALID [2022-02-20 19:55:19,826 INFO L290 TraceCheckUtils]: 5: Hoare triple {65614#true} assume 1 == ~E_M~0;~E_M~0 := 2; {65614#true} is VALID [2022-02-20 19:55:19,826 INFO L290 TraceCheckUtils]: 6: Hoare triple {65614#true} assume !(1 == ~E_1~0); {65614#true} is VALID [2022-02-20 19:55:19,826 INFO L290 TraceCheckUtils]: 7: Hoare triple {65614#true} assume 1 == ~E_2~0;~E_2~0 := 2; {65614#true} is VALID [2022-02-20 19:55:19,826 INFO L290 TraceCheckUtils]: 8: Hoare triple {65614#true} assume 1 == ~E_3~0;~E_3~0 := 2; {65614#true} is VALID [2022-02-20 19:55:19,826 INFO L290 TraceCheckUtils]: 9: Hoare triple {65614#true} assume 1 == ~E_4~0;~E_4~0 := 2; {65614#true} is VALID [2022-02-20 19:55:19,826 INFO L290 TraceCheckUtils]: 10: Hoare triple {65614#true} assume true; {65614#true} is VALID [2022-02-20 19:55:19,826 INFO L284 TraceCheckUtils]: 11: Hoare quadruple {65614#true} {65615#false} #973#return; {65615#false} is VALID [2022-02-20 19:55:19,827 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2022-02-20 19:55:19,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 19:55:19,830 INFO L290 TraceCheckUtils]: 0: Hoare triple {65614#true} havoc ~__retres1~9; {65614#true} is VALID [2022-02-20 19:55:19,831 INFO L290 TraceCheckUtils]: 1: Hoare triple {65614#true} assume 0 == ~m_st~0;~__retres1~9 := 1; {65614#true} is VALID [2022-02-20 19:55:19,831 INFO L290 TraceCheckUtils]: 2: Hoare triple {65614#true} #res := ~__retres1~9; {65614#true} is VALID [2022-02-20 19:55:19,831 INFO L290 TraceCheckUtils]: 3: Hoare triple {65614#true} assume true; {65614#true} is VALID [2022-02-20 19:55:19,831 INFO L284 TraceCheckUtils]: 4: Hoare quadruple {65614#true} {65615#false} #975#return; {65615#false} is VALID [2022-02-20 19:55:19,832 INFO L290 TraceCheckUtils]: 0: Hoare triple {65614#true} assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(19, 2);call #Ultimate.allocInit(12, 3);~q_buf_0~0 := 0;~q_free~0 := 0;~q_read_ev~0 := 0;~q_write_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;~m_pc~0 := 0;~t1_pc~0 := 0;~t2_pc~0 := 0;~t3_pc~0 := 0;~t4_pc~0 := 0;~m_st~0 := 0;~t1_st~0 := 0;~t2_st~0 := 0;~t3_st~0 := 0;~t4_st~0 := 0;~m_i~0 := 0;~t1_i~0 := 0;~t2_i~0 := 0;~t3_i~0 := 0;~t4_i~0 := 0;~M_E~0 := 2;~T1_E~0 := 2;~T2_E~0 := 2;~T3_E~0 := 2;~T4_E~0 := 2;~E_M~0 := 2;~E_1~0 := 2;~E_2~0 := 2;~E_3~0 := 2;~E_4~0 := 2;~token~0 := 0;~local~0 := 0; {65616#(= ~T1_E~0 ~T4_E~0)} is VALID [2022-02-20 19:55:19,832 INFO L290 TraceCheckUtils]: 1: Hoare triple {65616#(= ~T1_E~0 ~T4_E~0)} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet33#1, main_#t~ret34#1, main_#t~ret35#1;assume -2147483648 <= main_#t~nondet33#1 && main_#t~nondet33#1 <= 2147483647; {65616#(= ~T1_E~0 ~T4_E~0)} is VALID [2022-02-20 19:55:19,832 INFO L290 TraceCheckUtils]: 2: Hoare triple {65616#(= ~T1_E~0 ~T4_E~0)} assume !(0 != main_#t~nondet33#1);havoc main_#t~nondet33#1;assume { :begin_inline_main2 } true;havoc main2_#res#1;havoc main2_~__retres1~10#1;havoc main2_~__retres1~10#1;assume { :begin_inline_init_model2 } true;~m_i~0 := 1;~t1_i~0 := 1;~t2_i~0 := 1;~t3_i~0 := 1;~t4_i~0 := 1; {65616#(= ~T1_E~0 ~T4_E~0)} is VALID [2022-02-20 19:55:19,833 INFO L290 TraceCheckUtils]: 3: Hoare triple {65616#(= ~T1_E~0 ~T4_E~0)} assume { :end_inline_init_model2 } true;assume { :begin_inline_start_simulation2 } true;havoc start_simulation2_#t~ret31#1, start_simulation2_#t~ret32#1, start_simulation2_~kernel_st~1#1, start_simulation2_~tmp~7#1, start_simulation2_~tmp___0~3#1;havoc start_simulation2_~kernel_st~1#1;havoc start_simulation2_~tmp~7#1;havoc start_simulation2_~tmp___0~3#1;start_simulation2_~kernel_st~1#1 := 0; {65616#(= ~T1_E~0 ~T4_E~0)} is VALID [2022-02-20 19:55:19,833 INFO L272 TraceCheckUtils]: 4: Hoare triple {65616#(= ~T1_E~0 ~T4_E~0)} call update_channels2(); {65614#true} is VALID [2022-02-20 19:55:19,833 INFO L290 TraceCheckUtils]: 5: Hoare triple {65614#true} assume true; {65614#true} is VALID [2022-02-20 19:55:19,833 INFO L284 TraceCheckUtils]: 6: Hoare quadruple {65614#true} {65616#(= ~T1_E~0 ~T4_E~0)} #967#return; {65616#(= ~T1_E~0 ~T4_E~0)} is VALID [2022-02-20 19:55:19,833 INFO L290 TraceCheckUtils]: 7: Hoare triple {65616#(= ~T1_E~0 ~T4_E~0)} assume { :begin_inline_init_threads2 } true; {65616#(= ~T1_E~0 ~T4_E~0)} is VALID [2022-02-20 19:55:19,833 INFO L290 TraceCheckUtils]: 8: Hoare triple {65616#(= ~T1_E~0 ~T4_E~0)} assume 1 == ~m_i~0;~m_st~0 := 0; {65616#(= ~T1_E~0 ~T4_E~0)} is VALID [2022-02-20 19:55:19,834 INFO L290 TraceCheckUtils]: 9: Hoare triple {65616#(= ~T1_E~0 ~T4_E~0)} assume 1 == ~t1_i~0;~t1_st~0 := 0; {65616#(= ~T1_E~0 ~T4_E~0)} is VALID [2022-02-20 19:55:19,834 INFO L290 TraceCheckUtils]: 10: Hoare triple {65616#(= ~T1_E~0 ~T4_E~0)} assume 1 == ~t2_i~0;~t2_st~0 := 0; {65616#(= ~T1_E~0 ~T4_E~0)} is VALID [2022-02-20 19:55:19,834 INFO L290 TraceCheckUtils]: 11: Hoare triple {65616#(= ~T1_E~0 ~T4_E~0)} assume 1 == ~t3_i~0;~t3_st~0 := 0; {65616#(= ~T1_E~0 ~T4_E~0)} is VALID [2022-02-20 19:55:19,834 INFO L290 TraceCheckUtils]: 12: Hoare triple {65616#(= ~T1_E~0 ~T4_E~0)} assume 1 == ~t4_i~0;~t4_st~0 := 0; {65616#(= ~T1_E~0 ~T4_E~0)} is VALID [2022-02-20 19:55:19,835 INFO L290 TraceCheckUtils]: 13: Hoare triple {65616#(= ~T1_E~0 ~T4_E~0)} assume { :end_inline_init_threads2 } true; {65616#(= ~T1_E~0 ~T4_E~0)} is VALID [2022-02-20 19:55:19,835 INFO L272 TraceCheckUtils]: 14: Hoare triple {65616#(= ~T1_E~0 ~T4_E~0)} call fire_delta_events2(); {65680#(and (= ~M_E~0 |old(~M_E~0)|) (= |old(~T1_E~0)| ~T1_E~0) (= ~E_M~0 |old(~E_M~0)|) (= |old(~T2_E~0)| ~T2_E~0) (= |old(~T4_E~0)| ~T4_E~0) (= ~E_3~0 |old(~E_3~0)|) (= ~E_1~0 |old(~E_1~0)|) (= ~E_4~0 |old(~E_4~0)|) (= ~E_2~0 |old(~E_2~0)|) (= |old(~T3_E~0)| ~T3_E~0))} is VALID [2022-02-20 19:55:19,836 INFO L290 TraceCheckUtils]: 15: Hoare triple {65680#(and (= ~M_E~0 |old(~M_E~0)|) (= |old(~T1_E~0)| ~T1_E~0) (= ~E_M~0 |old(~E_M~0)|) (= |old(~T2_E~0)| ~T2_E~0) (= |old(~T4_E~0)| ~T4_E~0) (= ~E_3~0 |old(~E_3~0)|) (= ~E_1~0 |old(~E_1~0)|) (= ~E_4~0 |old(~E_4~0)|) (= ~E_2~0 |old(~E_2~0)|) (= |old(~T3_E~0)| ~T3_E~0))} assume !(0 == ~M_E~0); {65681#(and (= |old(~T1_E~0)| ~T1_E~0) (= |old(~T4_E~0)| ~T4_E~0))} is VALID [2022-02-20 19:55:19,836 INFO L290 TraceCheckUtils]: 16: Hoare triple {65681#(and (= |old(~T1_E~0)| ~T1_E~0) (= |old(~T4_E~0)| ~T4_E~0))} assume !(0 == ~T1_E~0); {65682#(and (not (= |old(~T1_E~0)| 0)) (= |old(~T4_E~0)| ~T4_E~0))} is VALID [2022-02-20 19:55:19,836 INFO L290 TraceCheckUtils]: 17: Hoare triple {65682#(and (not (= |old(~T1_E~0)| 0)) (= |old(~T4_E~0)| ~T4_E~0))} assume !(0 == ~T2_E~0); {65682#(and (not (= |old(~T1_E~0)| 0)) (= |old(~T4_E~0)| ~T4_E~0))} is VALID [2022-02-20 19:55:19,837 INFO L290 TraceCheckUtils]: 18: Hoare triple {65682#(and (not (= |old(~T1_E~0)| 0)) (= |old(~T4_E~0)| ~T4_E~0))} assume !(0 == ~T3_E~0); {65682#(and (not (= |old(~T1_E~0)| 0)) (= |old(~T4_E~0)| ~T4_E~0))} is VALID [2022-02-20 19:55:19,837 INFO L290 TraceCheckUtils]: 19: Hoare triple {65682#(and (not (= |old(~T1_E~0)| 0)) (= |old(~T4_E~0)| ~T4_E~0))} assume 0 == ~T4_E~0;~T4_E~0 := 1; {65683#(not (= |old(~T1_E~0)| |old(~T4_E~0)|))} is VALID [2022-02-20 19:55:19,837 INFO L290 TraceCheckUtils]: 20: Hoare triple {65683#(not (= |old(~T1_E~0)| |old(~T4_E~0)|))} assume 0 == ~E_M~0;~E_M~0 := 1; {65683#(not (= |old(~T1_E~0)| |old(~T4_E~0)|))} is VALID [2022-02-20 19:55:19,837 INFO L290 TraceCheckUtils]: 21: Hoare triple {65683#(not (= |old(~T1_E~0)| |old(~T4_E~0)|))} assume 0 == ~E_1~0;~E_1~0 := 1; {65683#(not (= |old(~T1_E~0)| |old(~T4_E~0)|))} is VALID [2022-02-20 19:55:19,838 INFO L290 TraceCheckUtils]: 22: Hoare triple {65683#(not (= |old(~T1_E~0)| |old(~T4_E~0)|))} assume 0 == ~E_2~0;~E_2~0 := 1; {65683#(not (= |old(~T1_E~0)| |old(~T4_E~0)|))} is VALID [2022-02-20 19:55:19,838 INFO L290 TraceCheckUtils]: 23: Hoare triple {65683#(not (= |old(~T1_E~0)| |old(~T4_E~0)|))} assume 0 == ~E_3~0;~E_3~0 := 1; {65683#(not (= |old(~T1_E~0)| |old(~T4_E~0)|))} is VALID [2022-02-20 19:55:19,838 INFO L290 TraceCheckUtils]: 24: Hoare triple {65683#(not (= |old(~T1_E~0)| |old(~T4_E~0)|))} assume !(0 == ~E_4~0); {65683#(not (= |old(~T1_E~0)| |old(~T4_E~0)|))} is VALID [2022-02-20 19:55:19,838 INFO L290 TraceCheckUtils]: 25: Hoare triple {65683#(not (= |old(~T1_E~0)| |old(~T4_E~0)|))} assume true; {65683#(not (= |old(~T1_E~0)| |old(~T4_E~0)|))} is VALID [2022-02-20 19:55:19,839 INFO L284 TraceCheckUtils]: 26: Hoare quadruple {65683#(not (= |old(~T1_E~0)| |old(~T4_E~0)|))} {65616#(= ~T1_E~0 ~T4_E~0)} #969#return; {65615#false} is VALID [2022-02-20 19:55:19,839 INFO L272 TraceCheckUtils]: 27: Hoare triple {65615#false} call activate_threads2(); {65684#(and (= |old(~t1_st~0)| ~t1_st~0) (= ~m_st~0 |old(~m_st~0)|) (= |old(~t2_st~0)| ~t2_st~0) (= |old(~t3_st~0)| ~t3_st~0) (= |old(~t4_st~0)| ~t4_st~0))} is VALID [2022-02-20 19:55:19,839 INFO L290 TraceCheckUtils]: 28: Hoare triple {65684#(and (= |old(~t1_st~0)| ~t1_st~0) (= ~m_st~0 |old(~m_st~0)|) (= |old(~t2_st~0)| ~t2_st~0) (= |old(~t3_st~0)| ~t3_st~0) (= |old(~t4_st~0)| ~t4_st~0))} havoc ~tmp~5#1;havoc ~tmp___0~2#1;havoc ~tmp___1~1#1;havoc ~tmp___2~0#1;havoc ~tmp___3~0#1;assume { :begin_inline_is_master_triggered } true;havoc is_master_triggered_#res#1;havoc is_master_triggered_~__retres1~4#1;havoc is_master_triggered_~__retres1~4#1; {65614#true} is VALID [2022-02-20 19:55:19,839 INFO L290 TraceCheckUtils]: 29: Hoare triple {65614#true} assume 1 == ~m_pc~0; {65614#true} is VALID [2022-02-20 19:55:19,839 INFO L290 TraceCheckUtils]: 30: Hoare triple {65614#true} assume 1 == ~E_M~0;is_master_triggered_~__retres1~4#1 := 1; {65614#true} is VALID [2022-02-20 19:55:19,839 INFO L290 TraceCheckUtils]: 31: Hoare triple {65614#true} is_master_triggered_#res#1 := is_master_triggered_~__retres1~4#1; {65614#true} is VALID [2022-02-20 19:55:19,839 INFO L290 TraceCheckUtils]: 32: Hoare triple {65614#true} #t~ret25#1 := is_master_triggered_#res#1;assume { :end_inline_is_master_triggered } true;assume -2147483648 <= #t~ret25#1 && #t~ret25#1 <= 2147483647;~tmp~5#1 := #t~ret25#1;havoc #t~ret25#1; {65614#true} is VALID [2022-02-20 19:55:19,839 INFO L290 TraceCheckUtils]: 33: Hoare triple {65614#true} assume 0 != ~tmp~5#1;~m_st~0 := 0; {65614#true} is VALID [2022-02-20 19:55:19,839 INFO L290 TraceCheckUtils]: 34: Hoare triple {65614#true} assume { :begin_inline_is_transmit1_triggered } true;havoc is_transmit1_triggered_#res#1;havoc is_transmit1_triggered_~__retres1~5#1;havoc is_transmit1_triggered_~__retres1~5#1; {65614#true} is VALID [2022-02-20 19:55:19,840 INFO L290 TraceCheckUtils]: 35: Hoare triple {65614#true} assume !(1 == ~t1_pc~0); {65614#true} is VALID [2022-02-20 19:55:19,840 INFO L290 TraceCheckUtils]: 36: Hoare triple {65614#true} is_transmit1_triggered_~__retres1~5#1 := 0; {65614#true} is VALID [2022-02-20 19:55:19,840 INFO L290 TraceCheckUtils]: 37: Hoare triple {65614#true} is_transmit1_triggered_#res#1 := is_transmit1_triggered_~__retres1~5#1; {65614#true} is VALID [2022-02-20 19:55:19,840 INFO L290 TraceCheckUtils]: 38: Hoare triple {65614#true} #t~ret26#1 := is_transmit1_triggered_#res#1;assume { :end_inline_is_transmit1_triggered } true;assume -2147483648 <= #t~ret26#1 && #t~ret26#1 <= 2147483647;~tmp___0~2#1 := #t~ret26#1;havoc #t~ret26#1; {65614#true} is VALID [2022-02-20 19:55:19,840 INFO L290 TraceCheckUtils]: 39: Hoare triple {65614#true} assume 0 != ~tmp___0~2#1;~t1_st~0 := 0; {65614#true} is VALID [2022-02-20 19:55:19,840 INFO L290 TraceCheckUtils]: 40: Hoare triple {65614#true} assume { :begin_inline_is_transmit2_triggered } true;havoc is_transmit2_triggered_#res#1;havoc is_transmit2_triggered_~__retres1~6#1;havoc is_transmit2_triggered_~__retres1~6#1; {65614#true} is VALID [2022-02-20 19:55:19,840 INFO L290 TraceCheckUtils]: 41: Hoare triple {65614#true} assume 1 == ~t2_pc~0; {65614#true} is VALID [2022-02-20 19:55:19,840 INFO L290 TraceCheckUtils]: 42: Hoare triple {65614#true} assume 1 == ~E_2~0;is_transmit2_triggered_~__retres1~6#1 := 1; {65614#true} is VALID [2022-02-20 19:55:19,840 INFO L290 TraceCheckUtils]: 43: Hoare triple {65614#true} is_transmit2_triggered_#res#1 := is_transmit2_triggered_~__retres1~6#1; {65614#true} is VALID [2022-02-20 19:55:19,840 INFO L290 TraceCheckUtils]: 44: Hoare triple {65614#true} #t~ret27#1 := is_transmit2_triggered_#res#1;assume { :end_inline_is_transmit2_triggered } true;assume -2147483648 <= #t~ret27#1 && #t~ret27#1 <= 2147483647;~tmp___1~1#1 := #t~ret27#1;havoc #t~ret27#1; {65614#true} is VALID [2022-02-20 19:55:19,841 INFO L290 TraceCheckUtils]: 45: Hoare triple {65614#true} assume 0 != ~tmp___1~1#1;~t2_st~0 := 0; {65614#true} is VALID [2022-02-20 19:55:19,841 INFO L290 TraceCheckUtils]: 46: Hoare triple {65614#true} assume { :begin_inline_is_transmit3_triggered } true;havoc is_transmit3_triggered_#res#1;havoc is_transmit3_triggered_~__retres1~7#1;havoc is_transmit3_triggered_~__retres1~7#1; {65614#true} is VALID [2022-02-20 19:55:19,841 INFO L290 TraceCheckUtils]: 47: Hoare triple {65614#true} assume !(1 == ~t3_pc~0); {65614#true} is VALID [2022-02-20 19:55:19,841 INFO L290 TraceCheckUtils]: 48: Hoare triple {65614#true} is_transmit3_triggered_~__retres1~7#1 := 0; {65614#true} is VALID [2022-02-20 19:55:19,841 INFO L290 TraceCheckUtils]: 49: Hoare triple {65614#true} is_transmit3_triggered_#res#1 := is_transmit3_triggered_~__retres1~7#1; {65614#true} is VALID [2022-02-20 19:55:19,841 INFO L290 TraceCheckUtils]: 50: Hoare triple {65614#true} #t~ret28#1 := is_transmit3_triggered_#res#1;assume { :end_inline_is_transmit3_triggered } true;assume -2147483648 <= #t~ret28#1 && #t~ret28#1 <= 2147483647;~tmp___2~0#1 := #t~ret28#1;havoc #t~ret28#1; {65614#true} is VALID [2022-02-20 19:55:19,841 INFO L290 TraceCheckUtils]: 51: Hoare triple {65614#true} assume 0 != ~tmp___2~0#1;~t3_st~0 := 0; {65614#true} is VALID [2022-02-20 19:55:19,841 INFO L290 TraceCheckUtils]: 52: Hoare triple {65614#true} assume { :begin_inline_is_transmit4_triggered } true;havoc is_transmit4_triggered_#res#1;havoc is_transmit4_triggered_~__retres1~8#1;havoc is_transmit4_triggered_~__retres1~8#1; {65614#true} is VALID [2022-02-20 19:55:19,841 INFO L290 TraceCheckUtils]: 53: Hoare triple {65614#true} assume 1 == ~t4_pc~0; {65614#true} is VALID [2022-02-20 19:55:19,841 INFO L290 TraceCheckUtils]: 54: Hoare triple {65614#true} assume 1 == ~E_4~0;is_transmit4_triggered_~__retres1~8#1 := 1; {65614#true} is VALID [2022-02-20 19:55:19,842 INFO L290 TraceCheckUtils]: 55: Hoare triple {65614#true} is_transmit4_triggered_#res#1 := is_transmit4_triggered_~__retres1~8#1; {65614#true} is VALID [2022-02-20 19:55:19,842 INFO L290 TraceCheckUtils]: 56: Hoare triple {65614#true} #t~ret29#1 := is_transmit4_triggered_#res#1;assume { :end_inline_is_transmit4_triggered } true;assume -2147483648 <= #t~ret29#1 && #t~ret29#1 <= 2147483647;~tmp___3~0#1 := #t~ret29#1;havoc #t~ret29#1; {65614#true} is VALID [2022-02-20 19:55:19,842 INFO L290 TraceCheckUtils]: 57: Hoare triple {65614#true} assume 0 != ~tmp___3~0#1;~t4_st~0 := 0; {65614#true} is VALID [2022-02-20 19:55:19,842 INFO L290 TraceCheckUtils]: 58: Hoare triple {65614#true} assume true; {65614#true} is VALID [2022-02-20 19:55:19,842 INFO L284 TraceCheckUtils]: 59: Hoare quadruple {65614#true} {65615#false} #971#return; {65615#false} is VALID [2022-02-20 19:55:19,842 INFO L272 TraceCheckUtils]: 60: Hoare triple {65615#false} call reset_delta_events2(); {65680#(and (= ~M_E~0 |old(~M_E~0)|) (= |old(~T1_E~0)| ~T1_E~0) (= ~E_M~0 |old(~E_M~0)|) (= |old(~T2_E~0)| ~T2_E~0) (= |old(~T4_E~0)| ~T4_E~0) (= ~E_3~0 |old(~E_3~0)|) (= ~E_1~0 |old(~E_1~0)|) (= ~E_4~0 |old(~E_4~0)|) (= ~E_2~0 |old(~E_2~0)|) (= |old(~T3_E~0)| ~T3_E~0))} is VALID [2022-02-20 19:55:19,842 INFO L290 TraceCheckUtils]: 61: Hoare triple {65680#(and (= ~M_E~0 |old(~M_E~0)|) (= |old(~T1_E~0)| ~T1_E~0) (= ~E_M~0 |old(~E_M~0)|) (= |old(~T2_E~0)| ~T2_E~0) (= |old(~T4_E~0)| ~T4_E~0) (= ~E_3~0 |old(~E_3~0)|) (= ~E_1~0 |old(~E_1~0)|) (= ~E_4~0 |old(~E_4~0)|) (= ~E_2~0 |old(~E_2~0)|) (= |old(~T3_E~0)| ~T3_E~0))} assume 1 == ~M_E~0;~M_E~0 := 2; {65614#true} is VALID [2022-02-20 19:55:19,842 INFO L290 TraceCheckUtils]: 62: Hoare triple {65614#true} assume 1 == ~T1_E~0;~T1_E~0 := 2; {65614#true} is VALID [2022-02-20 19:55:19,842 INFO L290 TraceCheckUtils]: 63: Hoare triple {65614#true} assume 1 == ~T2_E~0;~T2_E~0 := 2; {65614#true} is VALID [2022-02-20 19:55:19,842 INFO L290 TraceCheckUtils]: 64: Hoare triple {65614#true} assume 1 == ~T3_E~0;~T3_E~0 := 2; {65614#true} is VALID [2022-02-20 19:55:19,843 INFO L290 TraceCheckUtils]: 65: Hoare triple {65614#true} assume 1 == ~T4_E~0;~T4_E~0 := 2; {65614#true} is VALID [2022-02-20 19:55:19,843 INFO L290 TraceCheckUtils]: 66: Hoare triple {65614#true} assume 1 == ~E_M~0;~E_M~0 := 2; {65614#true} is VALID [2022-02-20 19:55:19,843 INFO L290 TraceCheckUtils]: 67: Hoare triple {65614#true} assume !(1 == ~E_1~0); {65614#true} is VALID [2022-02-20 19:55:19,843 INFO L290 TraceCheckUtils]: 68: Hoare triple {65614#true} assume 1 == ~E_2~0;~E_2~0 := 2; {65614#true} is VALID [2022-02-20 19:55:19,843 INFO L290 TraceCheckUtils]: 69: Hoare triple {65614#true} assume 1 == ~E_3~0;~E_3~0 := 2; {65614#true} is VALID [2022-02-20 19:55:19,843 INFO L290 TraceCheckUtils]: 70: Hoare triple {65614#true} assume 1 == ~E_4~0;~E_4~0 := 2; {65614#true} is VALID [2022-02-20 19:55:19,843 INFO L290 TraceCheckUtils]: 71: Hoare triple {65614#true} assume true; {65614#true} is VALID [2022-02-20 19:55:19,843 INFO L284 TraceCheckUtils]: 72: Hoare quadruple {65614#true} {65615#false} #973#return; {65615#false} is VALID [2022-02-20 19:55:19,843 INFO L290 TraceCheckUtils]: 73: Hoare triple {65615#false} assume !false; {65615#false} is VALID [2022-02-20 19:55:19,843 INFO L290 TraceCheckUtils]: 74: Hoare triple {65615#false} start_simulation2_~kernel_st~1#1 := 1;assume { :begin_inline_eval2 } true;havoc eval2_#t~ret19#1, eval2_#t~nondet20#1, eval2_~tmp_ndt_1~0#1, eval2_#t~nondet21#1, eval2_~tmp_ndt_2~0#1, eval2_#t~nondet22#1, eval2_~tmp_ndt_3~0#1, eval2_#t~nondet23#1, eval2_~tmp_ndt_4~0#1, eval2_#t~nondet24#1, eval2_~tmp_ndt_5~0#1, eval2_~tmp~4#1;havoc eval2_~tmp~4#1; {65615#false} is VALID [2022-02-20 19:55:19,844 INFO L290 TraceCheckUtils]: 75: Hoare triple {65615#false} assume !false; {65615#false} is VALID [2022-02-20 19:55:19,844 INFO L272 TraceCheckUtils]: 76: Hoare triple {65615#false} call eval2_#t~ret19#1 := exists_runnable_thread2(); {65614#true} is VALID [2022-02-20 19:55:19,844 INFO L290 TraceCheckUtils]: 77: Hoare triple {65614#true} havoc ~__retres1~9; {65614#true} is VALID [2022-02-20 19:55:19,844 INFO L290 TraceCheckUtils]: 78: Hoare triple {65614#true} assume 0 == ~m_st~0;~__retres1~9 := 1; {65614#true} is VALID [2022-02-20 19:55:19,844 INFO L290 TraceCheckUtils]: 79: Hoare triple {65614#true} #res := ~__retres1~9; {65614#true} is VALID [2022-02-20 19:55:19,844 INFO L290 TraceCheckUtils]: 80: Hoare triple {65614#true} assume true; {65614#true} is VALID [2022-02-20 19:55:19,844 INFO L284 TraceCheckUtils]: 81: Hoare quadruple {65614#true} {65615#false} #975#return; {65615#false} is VALID [2022-02-20 19:55:19,844 INFO L290 TraceCheckUtils]: 82: Hoare triple {65615#false} assume -2147483648 <= eval2_#t~ret19#1 && eval2_#t~ret19#1 <= 2147483647;eval2_~tmp~4#1 := eval2_#t~ret19#1;havoc eval2_#t~ret19#1; {65615#false} is VALID [2022-02-20 19:55:19,844 INFO L290 TraceCheckUtils]: 83: Hoare triple {65615#false} assume 0 != eval2_~tmp~4#1; {65615#false} is VALID [2022-02-20 19:55:19,844 INFO L290 TraceCheckUtils]: 84: Hoare triple {65615#false} assume 0 == ~m_st~0;havoc eval2_~tmp_ndt_1~0#1;assume -2147483648 <= eval2_#t~nondet20#1 && eval2_#t~nondet20#1 <= 2147483647;eval2_~tmp_ndt_1~0#1 := eval2_#t~nondet20#1;havoc eval2_#t~nondet20#1; {65615#false} is VALID [2022-02-20 19:55:19,845 INFO L290 TraceCheckUtils]: 85: Hoare triple {65615#false} assume 0 != eval2_~tmp_ndt_1~0#1;~m_st~0 := 1;assume { :begin_inline_master } true;havoc master_#t~nondet17#1, master_#t~nondet18#1, master_~tmp_var~0#1;assume -2147483648 <= master_#t~nondet17#1 && master_#t~nondet17#1 <= 2147483647;master_~tmp_var~0#1 := master_#t~nondet17#1;havoc master_#t~nondet17#1; {65615#false} is VALID [2022-02-20 19:55:19,845 INFO L290 TraceCheckUtils]: 86: Hoare triple {65615#false} assume !(0 == ~m_pc~0); {65615#false} is VALID [2022-02-20 19:55:19,845 INFO L290 TraceCheckUtils]: 87: Hoare triple {65615#false} assume 1 == ~m_pc~0; {65615#false} is VALID [2022-02-20 19:55:19,845 INFO L290 TraceCheckUtils]: 88: Hoare triple {65615#false} assume ~token~0 != 4 + ~local~0; {65615#false} is VALID [2022-02-20 19:55:19,845 INFO L272 TraceCheckUtils]: 89: Hoare triple {65615#false} call error2(); {65615#false} is VALID [2022-02-20 19:55:19,845 INFO L290 TraceCheckUtils]: 90: Hoare triple {65615#false} assume !false; {65615#false} is VALID [2022-02-20 19:55:19,845 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-20 19:55:19,846 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 19:55:19,846 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [957377019] [2022-02-20 19:55:19,846 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [957377019] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 19:55:19,846 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 19:55:19,846 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-02-20 19:55:19,846 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1082099609] [2022-02-20 19:55:19,846 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 19:55:19,847 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 10.0) internal successors, (80), 6 states have internal predecessors, (80), 2 states have call successors, (6), 4 states have call predecessors, (6), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) Word has length 91 [2022-02-20 19:55:19,847 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 19:55:19,847 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 8 states, 8 states have (on average 10.0) internal successors, (80), 6 states have internal predecessors, (80), 2 states have call successors, (6), 4 states have call predecessors, (6), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2022-02-20 19:55:19,890 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 91 edges. 91 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 19:55:19,890 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-02-20 19:55:19,890 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 19:55:19,891 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-02-20 19:55:19,891 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2022-02-20 19:55:19,891 INFO L87 Difference]: Start difference. First operand 1126 states and 1450 transitions. Second operand has 8 states, 8 states have (on average 10.0) internal successors, (80), 6 states have internal predecessors, (80), 2 states have call successors, (6), 4 states have call predecessors, (6), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2022-02-20 19:55:23,740 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 19:55:23,740 INFO L93 Difference]: Finished difference Result 1602 states and 2197 transitions. [2022-02-20 19:55:23,740 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2022-02-20 19:55:23,741 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 10.0) internal successors, (80), 6 states have internal predecessors, (80), 2 states have call successors, (6), 4 states have call predecessors, (6), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) Word has length 91 [2022-02-20 19:55:23,741 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-20 19:55:23,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8 states, 8 states have (on average 10.0) internal successors, (80), 6 states have internal predecessors, (80), 2 states have call successors, (6), 4 states have call predecessors, (6), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2022-02-20 19:55:23,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 1112 transitions. [2022-02-20 19:55:23,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8 states, 8 states have (on average 10.0) internal successors, (80), 6 states have internal predecessors, (80), 2 states have call successors, (6), 4 states have call predecessors, (6), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2022-02-20 19:55:23,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 1112 transitions. [2022-02-20 19:55:23,750 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 16 states and 1112 transitions. [2022-02-20 19:55:24,503 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 1112 edges. 1112 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 19:55:24,582 INFO L225 Difference]: With dead ends: 1602 [2022-02-20 19:55:24,582 INFO L226 Difference]: Without dead ends: 1430 [2022-02-20 19:55:24,583 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 57 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=96, Invalid=246, Unknown=0, NotChecked=0, Total=342 [2022-02-20 19:55:24,583 INFO L933 BasicCegarLoop]: 550 mSDtfsCounter, 810 mSDsluCounter, 1493 mSDsCounter, 0 mSdLazyCounter, 1648 mSolverCounterSat, 85 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 826 SdHoareTripleChecker+Valid, 2043 SdHoareTripleChecker+Invalid, 1733 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 85 IncrementalHoareTripleChecker+Valid, 1648 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-02-20 19:55:24,584 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [826 Valid, 2043 Invalid, 1733 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [85 Valid, 1648 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-02-20 19:55:24,584 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1430 states. [2022-02-20 19:55:24,741 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1430 to 1314. [2022-02-20 19:55:24,741 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-20 19:55:24,742 INFO L82 GeneralOperation]: Start isEquivalent. First operand 1430 states. Second operand has 1314 states, 1160 states have (on average 1.306896551724138) internal successors, (1516), 1180 states have internal predecessors, (1516), 93 states have call successors, (93), 50 states have call predecessors, (93), 59 states have return successors, (133), 85 states have call predecessors, (133), 90 states have call successors, (133) [2022-02-20 19:55:24,743 INFO L74 IsIncluded]: Start isIncluded. First operand 1430 states. Second operand has 1314 states, 1160 states have (on average 1.306896551724138) internal successors, (1516), 1180 states have internal predecessors, (1516), 93 states have call successors, (93), 50 states have call predecessors, (93), 59 states have return successors, (133), 85 states have call predecessors, (133), 90 states have call successors, (133) [2022-02-20 19:55:24,744 INFO L87 Difference]: Start difference. First operand 1430 states. Second operand has 1314 states, 1160 states have (on average 1.306896551724138) internal successors, (1516), 1180 states have internal predecessors, (1516), 93 states have call successors, (93), 50 states have call predecessors, (93), 59 states have return successors, (133), 85 states have call predecessors, (133), 90 states have call successors, (133) [2022-02-20 19:55:24,794 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 19:55:24,795 INFO L93 Difference]: Finished difference Result 1430 states and 1937 transitions. [2022-02-20 19:55:24,795 INFO L276 IsEmpty]: Start isEmpty. Operand 1430 states and 1937 transitions. [2022-02-20 19:55:24,798 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 19:55:24,798 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 19:55:24,799 INFO L74 IsIncluded]: Start isIncluded. First operand has 1314 states, 1160 states have (on average 1.306896551724138) internal successors, (1516), 1180 states have internal predecessors, (1516), 93 states have call successors, (93), 50 states have call predecessors, (93), 59 states have return successors, (133), 85 states have call predecessors, (133), 90 states have call successors, (133) Second operand 1430 states. [2022-02-20 19:55:24,800 INFO L87 Difference]: Start difference. First operand has 1314 states, 1160 states have (on average 1.306896551724138) internal successors, (1516), 1180 states have internal predecessors, (1516), 93 states have call successors, (93), 50 states have call predecessors, (93), 59 states have return successors, (133), 85 states have call predecessors, (133), 90 states have call successors, (133) Second operand 1430 states. [2022-02-20 19:55:24,853 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 19:55:24,854 INFO L93 Difference]: Finished difference Result 1430 states and 1937 transitions. [2022-02-20 19:55:24,854 INFO L276 IsEmpty]: Start isEmpty. Operand 1430 states and 1937 transitions. [2022-02-20 19:55:24,857 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 19:55:24,857 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 19:55:24,857 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-20 19:55:24,857 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-20 19:55:24,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1314 states, 1160 states have (on average 1.306896551724138) internal successors, (1516), 1180 states have internal predecessors, (1516), 93 states have call successors, (93), 50 states have call predecessors, (93), 59 states have return successors, (133), 85 states have call predecessors, (133), 90 states have call successors, (133) [2022-02-20 19:55:24,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1314 states to 1314 states and 1742 transitions. [2022-02-20 19:55:24,923 INFO L78 Accepts]: Start accepts. Automaton has 1314 states and 1742 transitions. Word has length 91 [2022-02-20 19:55:24,923 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 19:55:24,923 INFO L470 AbstractCegarLoop]: Abstraction has 1314 states and 1742 transitions. [2022-02-20 19:55:24,923 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 10.0) internal successors, (80), 6 states have internal predecessors, (80), 2 states have call successors, (6), 4 states have call predecessors, (6), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2022-02-20 19:55:24,923 INFO L276 IsEmpty]: Start isEmpty. Operand 1314 states and 1742 transitions. [2022-02-20 19:55:24,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2022-02-20 19:55:24,925 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 19:55:24,925 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-20 19:55:24,925 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2022-02-20 19:55:24,925 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting error2Err0ASSERT_VIOLATIONERROR_FUNCTION === [error1Err0ASSERT_VIOLATIONERROR_FUNCTION, error2Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-20 19:55:24,926 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 19:55:24,926 INFO L85 PathProgramCache]: Analyzing trace with hash -2024354324, now seen corresponding path program 1 times [2022-02-20 19:55:24,926 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 19:55:24,926 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1282642400] [2022-02-20 19:55:24,926 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 19:55:24,926 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 19:55:24,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 19:55:24,949 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-02-20 19:55:24,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 19:55:24,952 INFO L290 TraceCheckUtils]: 0: Hoare triple {72541#true} assume true; {72541#true} is VALID [2022-02-20 19:55:24,952 INFO L284 TraceCheckUtils]: 1: Hoare quadruple {72541#true} {72543#(= ~T1_E~0 ~E_M~0)} #967#return; {72543#(= ~T1_E~0 ~E_M~0)} is VALID [2022-02-20 19:55:24,962 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-02-20 19:55:24,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 19:55:24,988 INFO L290 TraceCheckUtils]: 0: Hoare triple {72607#(and (= ~M_E~0 |old(~M_E~0)|) (= |old(~T1_E~0)| ~T1_E~0) (= ~E_M~0 |old(~E_M~0)|) (= |old(~T2_E~0)| ~T2_E~0) (= |old(~T4_E~0)| ~T4_E~0) (= ~E_3~0 |old(~E_3~0)|) (= ~E_1~0 |old(~E_1~0)|) (= ~E_4~0 |old(~E_4~0)|) (= ~E_2~0 |old(~E_2~0)|) (= |old(~T3_E~0)| ~T3_E~0))} assume !(0 == ~M_E~0); {72608#(and (= |old(~T1_E~0)| ~T1_E~0) (= ~E_M~0 |old(~E_M~0)|))} is VALID [2022-02-20 19:55:24,988 INFO L290 TraceCheckUtils]: 1: Hoare triple {72608#(and (= |old(~T1_E~0)| ~T1_E~0) (= ~E_M~0 |old(~E_M~0)|))} assume !(0 == ~T1_E~0); {72609#(and (not (= |old(~T1_E~0)| 0)) (= ~E_M~0 |old(~E_M~0)|))} is VALID [2022-02-20 19:55:24,988 INFO L290 TraceCheckUtils]: 2: Hoare triple {72609#(and (not (= |old(~T1_E~0)| 0)) (= ~E_M~0 |old(~E_M~0)|))} assume !(0 == ~T2_E~0); {72609#(and (not (= |old(~T1_E~0)| 0)) (= ~E_M~0 |old(~E_M~0)|))} is VALID [2022-02-20 19:55:24,989 INFO L290 TraceCheckUtils]: 3: Hoare triple {72609#(and (not (= |old(~T1_E~0)| 0)) (= ~E_M~0 |old(~E_M~0)|))} assume !(0 == ~T3_E~0); {72609#(and (not (= |old(~T1_E~0)| 0)) (= ~E_M~0 |old(~E_M~0)|))} is VALID [2022-02-20 19:55:24,989 INFO L290 TraceCheckUtils]: 4: Hoare triple {72609#(and (not (= |old(~T1_E~0)| 0)) (= ~E_M~0 |old(~E_M~0)|))} assume !(0 == ~T4_E~0); {72609#(and (not (= |old(~T1_E~0)| 0)) (= ~E_M~0 |old(~E_M~0)|))} is VALID [2022-02-20 19:55:24,990 INFO L290 TraceCheckUtils]: 5: Hoare triple {72609#(and (not (= |old(~T1_E~0)| 0)) (= ~E_M~0 |old(~E_M~0)|))} assume 0 == ~E_M~0;~E_M~0 := 1; {72610#(not (= |old(~T1_E~0)| |old(~E_M~0)|))} is VALID [2022-02-20 19:55:24,990 INFO L290 TraceCheckUtils]: 6: Hoare triple {72610#(not (= |old(~T1_E~0)| |old(~E_M~0)|))} assume 0 == ~E_1~0;~E_1~0 := 1; {72610#(not (= |old(~T1_E~0)| |old(~E_M~0)|))} is VALID [2022-02-20 19:55:24,990 INFO L290 TraceCheckUtils]: 7: Hoare triple {72610#(not (= |old(~T1_E~0)| |old(~E_M~0)|))} assume 0 == ~E_2~0;~E_2~0 := 1; {72610#(not (= |old(~T1_E~0)| |old(~E_M~0)|))} is VALID [2022-02-20 19:55:24,990 INFO L290 TraceCheckUtils]: 8: Hoare triple {72610#(not (= |old(~T1_E~0)| |old(~E_M~0)|))} assume 0 == ~E_3~0;~E_3~0 := 1; {72610#(not (= |old(~T1_E~0)| |old(~E_M~0)|))} is VALID [2022-02-20 19:55:24,991 INFO L290 TraceCheckUtils]: 9: Hoare triple {72610#(not (= |old(~T1_E~0)| |old(~E_M~0)|))} assume !(0 == ~E_4~0); {72610#(not (= |old(~T1_E~0)| |old(~E_M~0)|))} is VALID [2022-02-20 19:55:24,991 INFO L290 TraceCheckUtils]: 10: Hoare triple {72610#(not (= |old(~T1_E~0)| |old(~E_M~0)|))} assume true; {72610#(not (= |old(~T1_E~0)| |old(~E_M~0)|))} is VALID [2022-02-20 19:55:24,991 INFO L284 TraceCheckUtils]: 11: Hoare quadruple {72610#(not (= |old(~T1_E~0)| |old(~E_M~0)|))} {72543#(= ~T1_E~0 ~E_M~0)} #969#return; {72542#false} is VALID [2022-02-20 19:55:25,000 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2022-02-20 19:55:25,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 19:55:25,009 INFO L290 TraceCheckUtils]: 0: Hoare triple {72611#(and (= |old(~t1_st~0)| ~t1_st~0) (= ~m_st~0 |old(~m_st~0)|) (= |old(~t2_st~0)| ~t2_st~0) (= |old(~t3_st~0)| ~t3_st~0) (= |old(~t4_st~0)| ~t4_st~0))} havoc ~tmp~5#1;havoc ~tmp___0~2#1;havoc ~tmp___1~1#1;havoc ~tmp___2~0#1;havoc ~tmp___3~0#1;assume { :begin_inline_is_master_triggered } true;havoc is_master_triggered_#res#1;havoc is_master_triggered_~__retres1~4#1;havoc is_master_triggered_~__retres1~4#1; {72541#true} is VALID [2022-02-20 19:55:25,009 INFO L290 TraceCheckUtils]: 1: Hoare triple {72541#true} assume 1 == ~m_pc~0; {72541#true} is VALID [2022-02-20 19:55:25,009 INFO L290 TraceCheckUtils]: 2: Hoare triple {72541#true} assume 1 == ~E_M~0;is_master_triggered_~__retres1~4#1 := 1; {72541#true} is VALID [2022-02-20 19:55:25,009 INFO L290 TraceCheckUtils]: 3: Hoare triple {72541#true} is_master_triggered_#res#1 := is_master_triggered_~__retres1~4#1; {72541#true} is VALID [2022-02-20 19:55:25,010 INFO L290 TraceCheckUtils]: 4: Hoare triple {72541#true} #t~ret25#1 := is_master_triggered_#res#1;assume { :end_inline_is_master_triggered } true;assume -2147483648 <= #t~ret25#1 && #t~ret25#1 <= 2147483647;~tmp~5#1 := #t~ret25#1;havoc #t~ret25#1; {72541#true} is VALID [2022-02-20 19:55:25,010 INFO L290 TraceCheckUtils]: 5: Hoare triple {72541#true} assume 0 != ~tmp~5#1;~m_st~0 := 0; {72541#true} is VALID [2022-02-20 19:55:25,010 INFO L290 TraceCheckUtils]: 6: Hoare triple {72541#true} assume { :begin_inline_is_transmit1_triggered } true;havoc is_transmit1_triggered_#res#1;havoc is_transmit1_triggered_~__retres1~5#1;havoc is_transmit1_triggered_~__retres1~5#1; {72541#true} is VALID [2022-02-20 19:55:25,010 INFO L290 TraceCheckUtils]: 7: Hoare triple {72541#true} assume !(1 == ~t1_pc~0); {72541#true} is VALID [2022-02-20 19:55:25,010 INFO L290 TraceCheckUtils]: 8: Hoare triple {72541#true} is_transmit1_triggered_~__retres1~5#1 := 0; {72541#true} is VALID [2022-02-20 19:55:25,010 INFO L290 TraceCheckUtils]: 9: Hoare triple {72541#true} is_transmit1_triggered_#res#1 := is_transmit1_triggered_~__retres1~5#1; {72541#true} is VALID [2022-02-20 19:55:25,010 INFO L290 TraceCheckUtils]: 10: Hoare triple {72541#true} #t~ret26#1 := is_transmit1_triggered_#res#1;assume { :end_inline_is_transmit1_triggered } true;assume -2147483648 <= #t~ret26#1 && #t~ret26#1 <= 2147483647;~tmp___0~2#1 := #t~ret26#1;havoc #t~ret26#1; {72541#true} is VALID [2022-02-20 19:55:25,010 INFO L290 TraceCheckUtils]: 11: Hoare triple {72541#true} assume 0 != ~tmp___0~2#1;~t1_st~0 := 0; {72541#true} is VALID [2022-02-20 19:55:25,010 INFO L290 TraceCheckUtils]: 12: Hoare triple {72541#true} assume { :begin_inline_is_transmit2_triggered } true;havoc is_transmit2_triggered_#res#1;havoc is_transmit2_triggered_~__retres1~6#1;havoc is_transmit2_triggered_~__retres1~6#1; {72541#true} is VALID [2022-02-20 19:55:25,010 INFO L290 TraceCheckUtils]: 13: Hoare triple {72541#true} assume 1 == ~t2_pc~0; {72541#true} is VALID [2022-02-20 19:55:25,011 INFO L290 TraceCheckUtils]: 14: Hoare triple {72541#true} assume 1 == ~E_2~0;is_transmit2_triggered_~__retres1~6#1 := 1; {72541#true} is VALID [2022-02-20 19:55:25,011 INFO L290 TraceCheckUtils]: 15: Hoare triple {72541#true} is_transmit2_triggered_#res#1 := is_transmit2_triggered_~__retres1~6#1; {72541#true} is VALID [2022-02-20 19:55:25,011 INFO L290 TraceCheckUtils]: 16: Hoare triple {72541#true} #t~ret27#1 := is_transmit2_triggered_#res#1;assume { :end_inline_is_transmit2_triggered } true;assume -2147483648 <= #t~ret27#1 && #t~ret27#1 <= 2147483647;~tmp___1~1#1 := #t~ret27#1;havoc #t~ret27#1; {72541#true} is VALID [2022-02-20 19:55:25,011 INFO L290 TraceCheckUtils]: 17: Hoare triple {72541#true} assume 0 != ~tmp___1~1#1;~t2_st~0 := 0; {72541#true} is VALID [2022-02-20 19:55:25,011 INFO L290 TraceCheckUtils]: 18: Hoare triple {72541#true} assume { :begin_inline_is_transmit3_triggered } true;havoc is_transmit3_triggered_#res#1;havoc is_transmit3_triggered_~__retres1~7#1;havoc is_transmit3_triggered_~__retres1~7#1; {72541#true} is VALID [2022-02-20 19:55:25,011 INFO L290 TraceCheckUtils]: 19: Hoare triple {72541#true} assume !(1 == ~t3_pc~0); {72541#true} is VALID [2022-02-20 19:55:25,011 INFO L290 TraceCheckUtils]: 20: Hoare triple {72541#true} is_transmit3_triggered_~__retres1~7#1 := 0; {72541#true} is VALID [2022-02-20 19:55:25,011 INFO L290 TraceCheckUtils]: 21: Hoare triple {72541#true} is_transmit3_triggered_#res#1 := is_transmit3_triggered_~__retres1~7#1; {72541#true} is VALID [2022-02-20 19:55:25,011 INFO L290 TraceCheckUtils]: 22: Hoare triple {72541#true} #t~ret28#1 := is_transmit3_triggered_#res#1;assume { :end_inline_is_transmit3_triggered } true;assume -2147483648 <= #t~ret28#1 && #t~ret28#1 <= 2147483647;~tmp___2~0#1 := #t~ret28#1;havoc #t~ret28#1; {72541#true} is VALID [2022-02-20 19:55:25,012 INFO L290 TraceCheckUtils]: 23: Hoare triple {72541#true} assume 0 != ~tmp___2~0#1;~t3_st~0 := 0; {72541#true} is VALID [2022-02-20 19:55:25,012 INFO L290 TraceCheckUtils]: 24: Hoare triple {72541#true} assume { :begin_inline_is_transmit4_triggered } true;havoc is_transmit4_triggered_#res#1;havoc is_transmit4_triggered_~__retres1~8#1;havoc is_transmit4_triggered_~__retres1~8#1; {72541#true} is VALID [2022-02-20 19:55:25,012 INFO L290 TraceCheckUtils]: 25: Hoare triple {72541#true} assume 1 == ~t4_pc~0; {72541#true} is VALID [2022-02-20 19:55:25,012 INFO L290 TraceCheckUtils]: 26: Hoare triple {72541#true} assume 1 == ~E_4~0;is_transmit4_triggered_~__retres1~8#1 := 1; {72541#true} is VALID [2022-02-20 19:55:25,012 INFO L290 TraceCheckUtils]: 27: Hoare triple {72541#true} is_transmit4_triggered_#res#1 := is_transmit4_triggered_~__retres1~8#1; {72541#true} is VALID [2022-02-20 19:55:25,012 INFO L290 TraceCheckUtils]: 28: Hoare triple {72541#true} #t~ret29#1 := is_transmit4_triggered_#res#1;assume { :end_inline_is_transmit4_triggered } true;assume -2147483648 <= #t~ret29#1 && #t~ret29#1 <= 2147483647;~tmp___3~0#1 := #t~ret29#1;havoc #t~ret29#1; {72541#true} is VALID [2022-02-20 19:55:25,012 INFO L290 TraceCheckUtils]: 29: Hoare triple {72541#true} assume 0 != ~tmp___3~0#1;~t4_st~0 := 0; {72541#true} is VALID [2022-02-20 19:55:25,012 INFO L290 TraceCheckUtils]: 30: Hoare triple {72541#true} assume true; {72541#true} is VALID [2022-02-20 19:55:25,012 INFO L284 TraceCheckUtils]: 31: Hoare quadruple {72541#true} {72542#false} #971#return; {72542#false} is VALID [2022-02-20 19:55:25,013 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2022-02-20 19:55:25,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 19:55:25,016 INFO L290 TraceCheckUtils]: 0: Hoare triple {72607#(and (= ~M_E~0 |old(~M_E~0)|) (= |old(~T1_E~0)| ~T1_E~0) (= ~E_M~0 |old(~E_M~0)|) (= |old(~T2_E~0)| ~T2_E~0) (= |old(~T4_E~0)| ~T4_E~0) (= ~E_3~0 |old(~E_3~0)|) (= ~E_1~0 |old(~E_1~0)|) (= ~E_4~0 |old(~E_4~0)|) (= ~E_2~0 |old(~E_2~0)|) (= |old(~T3_E~0)| ~T3_E~0))} assume 1 == ~M_E~0;~M_E~0 := 2; {72541#true} is VALID [2022-02-20 19:55:25,016 INFO L290 TraceCheckUtils]: 1: Hoare triple {72541#true} assume 1 == ~T1_E~0;~T1_E~0 := 2; {72541#true} is VALID [2022-02-20 19:55:25,016 INFO L290 TraceCheckUtils]: 2: Hoare triple {72541#true} assume 1 == ~T2_E~0;~T2_E~0 := 2; {72541#true} is VALID [2022-02-20 19:55:25,016 INFO L290 TraceCheckUtils]: 3: Hoare triple {72541#true} assume 1 == ~T3_E~0;~T3_E~0 := 2; {72541#true} is VALID [2022-02-20 19:55:25,017 INFO L290 TraceCheckUtils]: 4: Hoare triple {72541#true} assume 1 == ~T4_E~0;~T4_E~0 := 2; {72541#true} is VALID [2022-02-20 19:55:25,017 INFO L290 TraceCheckUtils]: 5: Hoare triple {72541#true} assume 1 == ~E_M~0;~E_M~0 := 2; {72541#true} is VALID [2022-02-20 19:55:25,017 INFO L290 TraceCheckUtils]: 6: Hoare triple {72541#true} assume !(1 == ~E_1~0); {72541#true} is VALID [2022-02-20 19:55:25,017 INFO L290 TraceCheckUtils]: 7: Hoare triple {72541#true} assume 1 == ~E_2~0;~E_2~0 := 2; {72541#true} is VALID [2022-02-20 19:55:25,017 INFO L290 TraceCheckUtils]: 8: Hoare triple {72541#true} assume 1 == ~E_3~0;~E_3~0 := 2; {72541#true} is VALID [2022-02-20 19:55:25,017 INFO L290 TraceCheckUtils]: 9: Hoare triple {72541#true} assume 1 == ~E_4~0;~E_4~0 := 2; {72541#true} is VALID [2022-02-20 19:55:25,017 INFO L290 TraceCheckUtils]: 10: Hoare triple {72541#true} assume true; {72541#true} is VALID [2022-02-20 19:55:25,017 INFO L284 TraceCheckUtils]: 11: Hoare quadruple {72541#true} {72542#false} #973#return; {72542#false} is VALID [2022-02-20 19:55:25,017 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2022-02-20 19:55:25,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 19:55:25,020 INFO L290 TraceCheckUtils]: 0: Hoare triple {72541#true} havoc ~__retres1~9; {72541#true} is VALID [2022-02-20 19:55:25,020 INFO L290 TraceCheckUtils]: 1: Hoare triple {72541#true} assume 0 == ~m_st~0;~__retres1~9 := 1; {72541#true} is VALID [2022-02-20 19:55:25,020 INFO L290 TraceCheckUtils]: 2: Hoare triple {72541#true} #res := ~__retres1~9; {72541#true} is VALID [2022-02-20 19:55:25,020 INFO L290 TraceCheckUtils]: 3: Hoare triple {72541#true} assume true; {72541#true} is VALID [2022-02-20 19:55:25,020 INFO L284 TraceCheckUtils]: 4: Hoare quadruple {72541#true} {72542#false} #975#return; {72542#false} is VALID [2022-02-20 19:55:25,021 INFO L290 TraceCheckUtils]: 0: Hoare triple {72541#true} assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(19, 2);call #Ultimate.allocInit(12, 3);~q_buf_0~0 := 0;~q_free~0 := 0;~q_read_ev~0 := 0;~q_write_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;~m_pc~0 := 0;~t1_pc~0 := 0;~t2_pc~0 := 0;~t3_pc~0 := 0;~t4_pc~0 := 0;~m_st~0 := 0;~t1_st~0 := 0;~t2_st~0 := 0;~t3_st~0 := 0;~t4_st~0 := 0;~m_i~0 := 0;~t1_i~0 := 0;~t2_i~0 := 0;~t3_i~0 := 0;~t4_i~0 := 0;~M_E~0 := 2;~T1_E~0 := 2;~T2_E~0 := 2;~T3_E~0 := 2;~T4_E~0 := 2;~E_M~0 := 2;~E_1~0 := 2;~E_2~0 := 2;~E_3~0 := 2;~E_4~0 := 2;~token~0 := 0;~local~0 := 0; {72543#(= ~T1_E~0 ~E_M~0)} is VALID [2022-02-20 19:55:25,021 INFO L290 TraceCheckUtils]: 1: Hoare triple {72543#(= ~T1_E~0 ~E_M~0)} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet33#1, main_#t~ret34#1, main_#t~ret35#1;assume -2147483648 <= main_#t~nondet33#1 && main_#t~nondet33#1 <= 2147483647; {72543#(= ~T1_E~0 ~E_M~0)} is VALID [2022-02-20 19:55:25,022 INFO L290 TraceCheckUtils]: 2: Hoare triple {72543#(= ~T1_E~0 ~E_M~0)} assume !(0 != main_#t~nondet33#1);havoc main_#t~nondet33#1;assume { :begin_inline_main2 } true;havoc main2_#res#1;havoc main2_~__retres1~10#1;havoc main2_~__retres1~10#1;assume { :begin_inline_init_model2 } true;~m_i~0 := 1;~t1_i~0 := 1;~t2_i~0 := 1;~t3_i~0 := 1;~t4_i~0 := 1; {72543#(= ~T1_E~0 ~E_M~0)} is VALID [2022-02-20 19:55:25,022 INFO L290 TraceCheckUtils]: 3: Hoare triple {72543#(= ~T1_E~0 ~E_M~0)} assume { :end_inline_init_model2 } true;assume { :begin_inline_start_simulation2 } true;havoc start_simulation2_#t~ret31#1, start_simulation2_#t~ret32#1, start_simulation2_~kernel_st~1#1, start_simulation2_~tmp~7#1, start_simulation2_~tmp___0~3#1;havoc start_simulation2_~kernel_st~1#1;havoc start_simulation2_~tmp~7#1;havoc start_simulation2_~tmp___0~3#1;start_simulation2_~kernel_st~1#1 := 0; {72543#(= ~T1_E~0 ~E_M~0)} is VALID [2022-02-20 19:55:25,022 INFO L272 TraceCheckUtils]: 4: Hoare triple {72543#(= ~T1_E~0 ~E_M~0)} call update_channels2(); {72541#true} is VALID [2022-02-20 19:55:25,022 INFO L290 TraceCheckUtils]: 5: Hoare triple {72541#true} assume true; {72541#true} is VALID [2022-02-20 19:55:25,022 INFO L284 TraceCheckUtils]: 6: Hoare quadruple {72541#true} {72543#(= ~T1_E~0 ~E_M~0)} #967#return; {72543#(= ~T1_E~0 ~E_M~0)} is VALID [2022-02-20 19:55:25,023 INFO L290 TraceCheckUtils]: 7: Hoare triple {72543#(= ~T1_E~0 ~E_M~0)} assume { :begin_inline_init_threads2 } true; {72543#(= ~T1_E~0 ~E_M~0)} is VALID [2022-02-20 19:55:25,023 INFO L290 TraceCheckUtils]: 8: Hoare triple {72543#(= ~T1_E~0 ~E_M~0)} assume 1 == ~m_i~0;~m_st~0 := 0; {72543#(= ~T1_E~0 ~E_M~0)} is VALID [2022-02-20 19:55:25,023 INFO L290 TraceCheckUtils]: 9: Hoare triple {72543#(= ~T1_E~0 ~E_M~0)} assume 1 == ~t1_i~0;~t1_st~0 := 0; {72543#(= ~T1_E~0 ~E_M~0)} is VALID [2022-02-20 19:55:25,023 INFO L290 TraceCheckUtils]: 10: Hoare triple {72543#(= ~T1_E~0 ~E_M~0)} assume 1 == ~t2_i~0;~t2_st~0 := 0; {72543#(= ~T1_E~0 ~E_M~0)} is VALID [2022-02-20 19:55:25,024 INFO L290 TraceCheckUtils]: 11: Hoare triple {72543#(= ~T1_E~0 ~E_M~0)} assume 1 == ~t3_i~0;~t3_st~0 := 0; {72543#(= ~T1_E~0 ~E_M~0)} is VALID [2022-02-20 19:55:25,024 INFO L290 TraceCheckUtils]: 12: Hoare triple {72543#(= ~T1_E~0 ~E_M~0)} assume 1 == ~t4_i~0;~t4_st~0 := 0; {72543#(= ~T1_E~0 ~E_M~0)} is VALID [2022-02-20 19:55:25,024 INFO L290 TraceCheckUtils]: 13: Hoare triple {72543#(= ~T1_E~0 ~E_M~0)} assume { :end_inline_init_threads2 } true; {72543#(= ~T1_E~0 ~E_M~0)} is VALID [2022-02-20 19:55:25,025 INFO L272 TraceCheckUtils]: 14: Hoare triple {72543#(= ~T1_E~0 ~E_M~0)} call fire_delta_events2(); {72607#(and (= ~M_E~0 |old(~M_E~0)|) (= |old(~T1_E~0)| ~T1_E~0) (= ~E_M~0 |old(~E_M~0)|) (= |old(~T2_E~0)| ~T2_E~0) (= |old(~T4_E~0)| ~T4_E~0) (= ~E_3~0 |old(~E_3~0)|) (= ~E_1~0 |old(~E_1~0)|) (= ~E_4~0 |old(~E_4~0)|) (= ~E_2~0 |old(~E_2~0)|) (= |old(~T3_E~0)| ~T3_E~0))} is VALID [2022-02-20 19:55:25,025 INFO L290 TraceCheckUtils]: 15: Hoare triple {72607#(and (= ~M_E~0 |old(~M_E~0)|) (= |old(~T1_E~0)| ~T1_E~0) (= ~E_M~0 |old(~E_M~0)|) (= |old(~T2_E~0)| ~T2_E~0) (= |old(~T4_E~0)| ~T4_E~0) (= ~E_3~0 |old(~E_3~0)|) (= ~E_1~0 |old(~E_1~0)|) (= ~E_4~0 |old(~E_4~0)|) (= ~E_2~0 |old(~E_2~0)|) (= |old(~T3_E~0)| ~T3_E~0))} assume !(0 == ~M_E~0); {72608#(and (= |old(~T1_E~0)| ~T1_E~0) (= ~E_M~0 |old(~E_M~0)|))} is VALID [2022-02-20 19:55:25,025 INFO L290 TraceCheckUtils]: 16: Hoare triple {72608#(and (= |old(~T1_E~0)| ~T1_E~0) (= ~E_M~0 |old(~E_M~0)|))} assume !(0 == ~T1_E~0); {72609#(and (not (= |old(~T1_E~0)| 0)) (= ~E_M~0 |old(~E_M~0)|))} is VALID [2022-02-20 19:55:25,026 INFO L290 TraceCheckUtils]: 17: Hoare triple {72609#(and (not (= |old(~T1_E~0)| 0)) (= ~E_M~0 |old(~E_M~0)|))} assume !(0 == ~T2_E~0); {72609#(and (not (= |old(~T1_E~0)| 0)) (= ~E_M~0 |old(~E_M~0)|))} is VALID [2022-02-20 19:55:25,026 INFO L290 TraceCheckUtils]: 18: Hoare triple {72609#(and (not (= |old(~T1_E~0)| 0)) (= ~E_M~0 |old(~E_M~0)|))} assume !(0 == ~T3_E~0); {72609#(and (not (= |old(~T1_E~0)| 0)) (= ~E_M~0 |old(~E_M~0)|))} is VALID [2022-02-20 19:55:25,026 INFO L290 TraceCheckUtils]: 19: Hoare triple {72609#(and (not (= |old(~T1_E~0)| 0)) (= ~E_M~0 |old(~E_M~0)|))} assume !(0 == ~T4_E~0); {72609#(and (not (= |old(~T1_E~0)| 0)) (= ~E_M~0 |old(~E_M~0)|))} is VALID [2022-02-20 19:55:25,026 INFO L290 TraceCheckUtils]: 20: Hoare triple {72609#(and (not (= |old(~T1_E~0)| 0)) (= ~E_M~0 |old(~E_M~0)|))} assume 0 == ~E_M~0;~E_M~0 := 1; {72610#(not (= |old(~T1_E~0)| |old(~E_M~0)|))} is VALID [2022-02-20 19:55:25,027 INFO L290 TraceCheckUtils]: 21: Hoare triple {72610#(not (= |old(~T1_E~0)| |old(~E_M~0)|))} assume 0 == ~E_1~0;~E_1~0 := 1; {72610#(not (= |old(~T1_E~0)| |old(~E_M~0)|))} is VALID [2022-02-20 19:55:25,027 INFO L290 TraceCheckUtils]: 22: Hoare triple {72610#(not (= |old(~T1_E~0)| |old(~E_M~0)|))} assume 0 == ~E_2~0;~E_2~0 := 1; {72610#(not (= |old(~T1_E~0)| |old(~E_M~0)|))} is VALID [2022-02-20 19:55:25,027 INFO L290 TraceCheckUtils]: 23: Hoare triple {72610#(not (= |old(~T1_E~0)| |old(~E_M~0)|))} assume 0 == ~E_3~0;~E_3~0 := 1; {72610#(not (= |old(~T1_E~0)| |old(~E_M~0)|))} is VALID [2022-02-20 19:55:25,027 INFO L290 TraceCheckUtils]: 24: Hoare triple {72610#(not (= |old(~T1_E~0)| |old(~E_M~0)|))} assume !(0 == ~E_4~0); {72610#(not (= |old(~T1_E~0)| |old(~E_M~0)|))} is VALID [2022-02-20 19:55:25,028 INFO L290 TraceCheckUtils]: 25: Hoare triple {72610#(not (= |old(~T1_E~0)| |old(~E_M~0)|))} assume true; {72610#(not (= |old(~T1_E~0)| |old(~E_M~0)|))} is VALID [2022-02-20 19:55:25,028 INFO L284 TraceCheckUtils]: 26: Hoare quadruple {72610#(not (= |old(~T1_E~0)| |old(~E_M~0)|))} {72543#(= ~T1_E~0 ~E_M~0)} #969#return; {72542#false} is VALID [2022-02-20 19:55:25,028 INFO L272 TraceCheckUtils]: 27: Hoare triple {72542#false} call activate_threads2(); {72611#(and (= |old(~t1_st~0)| ~t1_st~0) (= ~m_st~0 |old(~m_st~0)|) (= |old(~t2_st~0)| ~t2_st~0) (= |old(~t3_st~0)| ~t3_st~0) (= |old(~t4_st~0)| ~t4_st~0))} is VALID [2022-02-20 19:55:25,028 INFO L290 TraceCheckUtils]: 28: Hoare triple {72611#(and (= |old(~t1_st~0)| ~t1_st~0) (= ~m_st~0 |old(~m_st~0)|) (= |old(~t2_st~0)| ~t2_st~0) (= |old(~t3_st~0)| ~t3_st~0) (= |old(~t4_st~0)| ~t4_st~0))} havoc ~tmp~5#1;havoc ~tmp___0~2#1;havoc ~tmp___1~1#1;havoc ~tmp___2~0#1;havoc ~tmp___3~0#1;assume { :begin_inline_is_master_triggered } true;havoc is_master_triggered_#res#1;havoc is_master_triggered_~__retres1~4#1;havoc is_master_triggered_~__retres1~4#1; {72541#true} is VALID [2022-02-20 19:55:25,028 INFO L290 TraceCheckUtils]: 29: Hoare triple {72541#true} assume 1 == ~m_pc~0; {72541#true} is VALID [2022-02-20 19:55:25,028 INFO L290 TraceCheckUtils]: 30: Hoare triple {72541#true} assume 1 == ~E_M~0;is_master_triggered_~__retres1~4#1 := 1; {72541#true} is VALID [2022-02-20 19:55:25,029 INFO L290 TraceCheckUtils]: 31: Hoare triple {72541#true} is_master_triggered_#res#1 := is_master_triggered_~__retres1~4#1; {72541#true} is VALID [2022-02-20 19:55:25,029 INFO L290 TraceCheckUtils]: 32: Hoare triple {72541#true} #t~ret25#1 := is_master_triggered_#res#1;assume { :end_inline_is_master_triggered } true;assume -2147483648 <= #t~ret25#1 && #t~ret25#1 <= 2147483647;~tmp~5#1 := #t~ret25#1;havoc #t~ret25#1; {72541#true} is VALID [2022-02-20 19:55:25,029 INFO L290 TraceCheckUtils]: 33: Hoare triple {72541#true} assume 0 != ~tmp~5#1;~m_st~0 := 0; {72541#true} is VALID [2022-02-20 19:55:25,029 INFO L290 TraceCheckUtils]: 34: Hoare triple {72541#true} assume { :begin_inline_is_transmit1_triggered } true;havoc is_transmit1_triggered_#res#1;havoc is_transmit1_triggered_~__retres1~5#1;havoc is_transmit1_triggered_~__retres1~5#1; {72541#true} is VALID [2022-02-20 19:55:25,029 INFO L290 TraceCheckUtils]: 35: Hoare triple {72541#true} assume !(1 == ~t1_pc~0); {72541#true} is VALID [2022-02-20 19:55:25,029 INFO L290 TraceCheckUtils]: 36: Hoare triple {72541#true} is_transmit1_triggered_~__retres1~5#1 := 0; {72541#true} is VALID [2022-02-20 19:55:25,029 INFO L290 TraceCheckUtils]: 37: Hoare triple {72541#true} is_transmit1_triggered_#res#1 := is_transmit1_triggered_~__retres1~5#1; {72541#true} is VALID [2022-02-20 19:55:25,029 INFO L290 TraceCheckUtils]: 38: Hoare triple {72541#true} #t~ret26#1 := is_transmit1_triggered_#res#1;assume { :end_inline_is_transmit1_triggered } true;assume -2147483648 <= #t~ret26#1 && #t~ret26#1 <= 2147483647;~tmp___0~2#1 := #t~ret26#1;havoc #t~ret26#1; {72541#true} is VALID [2022-02-20 19:55:25,029 INFO L290 TraceCheckUtils]: 39: Hoare triple {72541#true} assume 0 != ~tmp___0~2#1;~t1_st~0 := 0; {72541#true} is VALID [2022-02-20 19:55:25,029 INFO L290 TraceCheckUtils]: 40: Hoare triple {72541#true} assume { :begin_inline_is_transmit2_triggered } true;havoc is_transmit2_triggered_#res#1;havoc is_transmit2_triggered_~__retres1~6#1;havoc is_transmit2_triggered_~__retres1~6#1; {72541#true} is VALID [2022-02-20 19:55:25,030 INFO L290 TraceCheckUtils]: 41: Hoare triple {72541#true} assume 1 == ~t2_pc~0; {72541#true} is VALID [2022-02-20 19:55:25,030 INFO L290 TraceCheckUtils]: 42: Hoare triple {72541#true} assume 1 == ~E_2~0;is_transmit2_triggered_~__retres1~6#1 := 1; {72541#true} is VALID [2022-02-20 19:55:25,030 INFO L290 TraceCheckUtils]: 43: Hoare triple {72541#true} is_transmit2_triggered_#res#1 := is_transmit2_triggered_~__retres1~6#1; {72541#true} is VALID [2022-02-20 19:55:25,030 INFO L290 TraceCheckUtils]: 44: Hoare triple {72541#true} #t~ret27#1 := is_transmit2_triggered_#res#1;assume { :end_inline_is_transmit2_triggered } true;assume -2147483648 <= #t~ret27#1 && #t~ret27#1 <= 2147483647;~tmp___1~1#1 := #t~ret27#1;havoc #t~ret27#1; {72541#true} is VALID [2022-02-20 19:55:25,030 INFO L290 TraceCheckUtils]: 45: Hoare triple {72541#true} assume 0 != ~tmp___1~1#1;~t2_st~0 := 0; {72541#true} is VALID [2022-02-20 19:55:25,030 INFO L290 TraceCheckUtils]: 46: Hoare triple {72541#true} assume { :begin_inline_is_transmit3_triggered } true;havoc is_transmit3_triggered_#res#1;havoc is_transmit3_triggered_~__retres1~7#1;havoc is_transmit3_triggered_~__retres1~7#1; {72541#true} is VALID [2022-02-20 19:55:25,030 INFO L290 TraceCheckUtils]: 47: Hoare triple {72541#true} assume !(1 == ~t3_pc~0); {72541#true} is VALID [2022-02-20 19:55:25,030 INFO L290 TraceCheckUtils]: 48: Hoare triple {72541#true} is_transmit3_triggered_~__retres1~7#1 := 0; {72541#true} is VALID [2022-02-20 19:55:25,030 INFO L290 TraceCheckUtils]: 49: Hoare triple {72541#true} is_transmit3_triggered_#res#1 := is_transmit3_triggered_~__retres1~7#1; {72541#true} is VALID [2022-02-20 19:55:25,030 INFO L290 TraceCheckUtils]: 50: Hoare triple {72541#true} #t~ret28#1 := is_transmit3_triggered_#res#1;assume { :end_inline_is_transmit3_triggered } true;assume -2147483648 <= #t~ret28#1 && #t~ret28#1 <= 2147483647;~tmp___2~0#1 := #t~ret28#1;havoc #t~ret28#1; {72541#true} is VALID [2022-02-20 19:55:25,031 INFO L290 TraceCheckUtils]: 51: Hoare triple {72541#true} assume 0 != ~tmp___2~0#1;~t3_st~0 := 0; {72541#true} is VALID [2022-02-20 19:55:25,031 INFO L290 TraceCheckUtils]: 52: Hoare triple {72541#true} assume { :begin_inline_is_transmit4_triggered } true;havoc is_transmit4_triggered_#res#1;havoc is_transmit4_triggered_~__retres1~8#1;havoc is_transmit4_triggered_~__retres1~8#1; {72541#true} is VALID [2022-02-20 19:55:25,031 INFO L290 TraceCheckUtils]: 53: Hoare triple {72541#true} assume 1 == ~t4_pc~0; {72541#true} is VALID [2022-02-20 19:55:25,031 INFO L290 TraceCheckUtils]: 54: Hoare triple {72541#true} assume 1 == ~E_4~0;is_transmit4_triggered_~__retres1~8#1 := 1; {72541#true} is VALID [2022-02-20 19:55:25,031 INFO L290 TraceCheckUtils]: 55: Hoare triple {72541#true} is_transmit4_triggered_#res#1 := is_transmit4_triggered_~__retres1~8#1; {72541#true} is VALID [2022-02-20 19:55:25,031 INFO L290 TraceCheckUtils]: 56: Hoare triple {72541#true} #t~ret29#1 := is_transmit4_triggered_#res#1;assume { :end_inline_is_transmit4_triggered } true;assume -2147483648 <= #t~ret29#1 && #t~ret29#1 <= 2147483647;~tmp___3~0#1 := #t~ret29#1;havoc #t~ret29#1; {72541#true} is VALID [2022-02-20 19:55:25,031 INFO L290 TraceCheckUtils]: 57: Hoare triple {72541#true} assume 0 != ~tmp___3~0#1;~t4_st~0 := 0; {72541#true} is VALID [2022-02-20 19:55:25,031 INFO L290 TraceCheckUtils]: 58: Hoare triple {72541#true} assume true; {72541#true} is VALID [2022-02-20 19:55:25,031 INFO L284 TraceCheckUtils]: 59: Hoare quadruple {72541#true} {72542#false} #971#return; {72542#false} is VALID [2022-02-20 19:55:25,031 INFO L272 TraceCheckUtils]: 60: Hoare triple {72542#false} call reset_delta_events2(); {72607#(and (= ~M_E~0 |old(~M_E~0)|) (= |old(~T1_E~0)| ~T1_E~0) (= ~E_M~0 |old(~E_M~0)|) (= |old(~T2_E~0)| ~T2_E~0) (= |old(~T4_E~0)| ~T4_E~0) (= ~E_3~0 |old(~E_3~0)|) (= ~E_1~0 |old(~E_1~0)|) (= ~E_4~0 |old(~E_4~0)|) (= ~E_2~0 |old(~E_2~0)|) (= |old(~T3_E~0)| ~T3_E~0))} is VALID [2022-02-20 19:55:25,032 INFO L290 TraceCheckUtils]: 61: Hoare triple {72607#(and (= ~M_E~0 |old(~M_E~0)|) (= |old(~T1_E~0)| ~T1_E~0) (= ~E_M~0 |old(~E_M~0)|) (= |old(~T2_E~0)| ~T2_E~0) (= |old(~T4_E~0)| ~T4_E~0) (= ~E_3~0 |old(~E_3~0)|) (= ~E_1~0 |old(~E_1~0)|) (= ~E_4~0 |old(~E_4~0)|) (= ~E_2~0 |old(~E_2~0)|) (= |old(~T3_E~0)| ~T3_E~0))} assume 1 == ~M_E~0;~M_E~0 := 2; {72541#true} is VALID [2022-02-20 19:55:25,032 INFO L290 TraceCheckUtils]: 62: Hoare triple {72541#true} assume 1 == ~T1_E~0;~T1_E~0 := 2; {72541#true} is VALID [2022-02-20 19:55:25,032 INFO L290 TraceCheckUtils]: 63: Hoare triple {72541#true} assume 1 == ~T2_E~0;~T2_E~0 := 2; {72541#true} is VALID [2022-02-20 19:55:25,032 INFO L290 TraceCheckUtils]: 64: Hoare triple {72541#true} assume 1 == ~T3_E~0;~T3_E~0 := 2; {72541#true} is VALID [2022-02-20 19:55:25,032 INFO L290 TraceCheckUtils]: 65: Hoare triple {72541#true} assume 1 == ~T4_E~0;~T4_E~0 := 2; {72541#true} is VALID [2022-02-20 19:55:25,032 INFO L290 TraceCheckUtils]: 66: Hoare triple {72541#true} assume 1 == ~E_M~0;~E_M~0 := 2; {72541#true} is VALID [2022-02-20 19:55:25,032 INFO L290 TraceCheckUtils]: 67: Hoare triple {72541#true} assume !(1 == ~E_1~0); {72541#true} is VALID [2022-02-20 19:55:25,032 INFO L290 TraceCheckUtils]: 68: Hoare triple {72541#true} assume 1 == ~E_2~0;~E_2~0 := 2; {72541#true} is VALID [2022-02-20 19:55:25,032 INFO L290 TraceCheckUtils]: 69: Hoare triple {72541#true} assume 1 == ~E_3~0;~E_3~0 := 2; {72541#true} is VALID [2022-02-20 19:55:25,032 INFO L290 TraceCheckUtils]: 70: Hoare triple {72541#true} assume 1 == ~E_4~0;~E_4~0 := 2; {72541#true} is VALID [2022-02-20 19:55:25,033 INFO L290 TraceCheckUtils]: 71: Hoare triple {72541#true} assume true; {72541#true} is VALID [2022-02-20 19:55:25,033 INFO L284 TraceCheckUtils]: 72: Hoare quadruple {72541#true} {72542#false} #973#return; {72542#false} is VALID [2022-02-20 19:55:25,033 INFO L290 TraceCheckUtils]: 73: Hoare triple {72542#false} assume !false; {72542#false} is VALID [2022-02-20 19:55:25,033 INFO L290 TraceCheckUtils]: 74: Hoare triple {72542#false} start_simulation2_~kernel_st~1#1 := 1;assume { :begin_inline_eval2 } true;havoc eval2_#t~ret19#1, eval2_#t~nondet20#1, eval2_~tmp_ndt_1~0#1, eval2_#t~nondet21#1, eval2_~tmp_ndt_2~0#1, eval2_#t~nondet22#1, eval2_~tmp_ndt_3~0#1, eval2_#t~nondet23#1, eval2_~tmp_ndt_4~0#1, eval2_#t~nondet24#1, eval2_~tmp_ndt_5~0#1, eval2_~tmp~4#1;havoc eval2_~tmp~4#1; {72542#false} is VALID [2022-02-20 19:55:25,033 INFO L290 TraceCheckUtils]: 75: Hoare triple {72542#false} assume !false; {72542#false} is VALID [2022-02-20 19:55:25,033 INFO L272 TraceCheckUtils]: 76: Hoare triple {72542#false} call eval2_#t~ret19#1 := exists_runnable_thread2(); {72541#true} is VALID [2022-02-20 19:55:25,033 INFO L290 TraceCheckUtils]: 77: Hoare triple {72541#true} havoc ~__retres1~9; {72541#true} is VALID [2022-02-20 19:55:25,033 INFO L290 TraceCheckUtils]: 78: Hoare triple {72541#true} assume 0 == ~m_st~0;~__retres1~9 := 1; {72541#true} is VALID [2022-02-20 19:55:25,033 INFO L290 TraceCheckUtils]: 79: Hoare triple {72541#true} #res := ~__retres1~9; {72541#true} is VALID [2022-02-20 19:55:25,033 INFO L290 TraceCheckUtils]: 80: Hoare triple {72541#true} assume true; {72541#true} is VALID [2022-02-20 19:55:25,034 INFO L284 TraceCheckUtils]: 81: Hoare quadruple {72541#true} {72542#false} #975#return; {72542#false} is VALID [2022-02-20 19:55:25,034 INFO L290 TraceCheckUtils]: 82: Hoare triple {72542#false} assume -2147483648 <= eval2_#t~ret19#1 && eval2_#t~ret19#1 <= 2147483647;eval2_~tmp~4#1 := eval2_#t~ret19#1;havoc eval2_#t~ret19#1; {72542#false} is VALID [2022-02-20 19:55:25,034 INFO L290 TraceCheckUtils]: 83: Hoare triple {72542#false} assume 0 != eval2_~tmp~4#1; {72542#false} is VALID [2022-02-20 19:55:25,034 INFO L290 TraceCheckUtils]: 84: Hoare triple {72542#false} assume 0 == ~m_st~0;havoc eval2_~tmp_ndt_1~0#1;assume -2147483648 <= eval2_#t~nondet20#1 && eval2_#t~nondet20#1 <= 2147483647;eval2_~tmp_ndt_1~0#1 := eval2_#t~nondet20#1;havoc eval2_#t~nondet20#1; {72542#false} is VALID [2022-02-20 19:55:25,034 INFO L290 TraceCheckUtils]: 85: Hoare triple {72542#false} assume 0 != eval2_~tmp_ndt_1~0#1;~m_st~0 := 1;assume { :begin_inline_master } true;havoc master_#t~nondet17#1, master_#t~nondet18#1, master_~tmp_var~0#1;assume -2147483648 <= master_#t~nondet17#1 && master_#t~nondet17#1 <= 2147483647;master_~tmp_var~0#1 := master_#t~nondet17#1;havoc master_#t~nondet17#1; {72542#false} is VALID [2022-02-20 19:55:25,034 INFO L290 TraceCheckUtils]: 86: Hoare triple {72542#false} assume !(0 == ~m_pc~0); {72542#false} is VALID [2022-02-20 19:55:25,034 INFO L290 TraceCheckUtils]: 87: Hoare triple {72542#false} assume 1 == ~m_pc~0; {72542#false} is VALID [2022-02-20 19:55:25,034 INFO L290 TraceCheckUtils]: 88: Hoare triple {72542#false} assume ~token~0 != 4 + ~local~0; {72542#false} is VALID [2022-02-20 19:55:25,034 INFO L272 TraceCheckUtils]: 89: Hoare triple {72542#false} call error2(); {72542#false} is VALID [2022-02-20 19:55:25,034 INFO L290 TraceCheckUtils]: 90: Hoare triple {72542#false} assume !false; {72542#false} is VALID [2022-02-20 19:55:25,035 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-20 19:55:25,035 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 19:55:25,035 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1282642400] [2022-02-20 19:55:25,035 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1282642400] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 19:55:25,035 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 19:55:25,035 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-02-20 19:55:25,035 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1268404011] [2022-02-20 19:55:25,036 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 19:55:25,036 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 10.0) internal successors, (80), 6 states have internal predecessors, (80), 2 states have call successors, (6), 4 states have call predecessors, (6), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) Word has length 91 [2022-02-20 19:55:25,036 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 19:55:25,036 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 8 states, 8 states have (on average 10.0) internal successors, (80), 6 states have internal predecessors, (80), 2 states have call successors, (6), 4 states have call predecessors, (6), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2022-02-20 19:55:25,080 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 91 edges. 91 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 19:55:25,080 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-02-20 19:55:25,080 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 19:55:25,081 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-02-20 19:55:25,081 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2022-02-20 19:55:25,081 INFO L87 Difference]: Start difference. First operand 1314 states and 1742 transitions. Second operand has 8 states, 8 states have (on average 10.0) internal successors, (80), 6 states have internal predecessors, (80), 2 states have call successors, (6), 4 states have call predecessors, (6), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2022-02-20 19:55:29,075 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 19:55:29,076 INFO L93 Difference]: Finished difference Result 2378 states and 3404 transitions. [2022-02-20 19:55:29,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-02-20 19:55:29,076 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 10.0) internal successors, (80), 6 states have internal predecessors, (80), 2 states have call successors, (6), 4 states have call predecessors, (6), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) Word has length 91 [2022-02-20 19:55:29,076 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-20 19:55:29,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8 states, 8 states have (on average 10.0) internal successors, (80), 6 states have internal predecessors, (80), 2 states have call successors, (6), 4 states have call predecessors, (6), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2022-02-20 19:55:29,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 1212 transitions. [2022-02-20 19:55:29,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8 states, 8 states have (on average 10.0) internal successors, (80), 6 states have internal predecessors, (80), 2 states have call successors, (6), 4 states have call predecessors, (6), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2022-02-20 19:55:29,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 1212 transitions. [2022-02-20 19:55:29,086 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 17 states and 1212 transitions. [2022-02-20 19:55:29,914 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 1212 edges. 1212 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 19:55:30,090 INFO L225 Difference]: With dead ends: 2378 [2022-02-20 19:55:30,090 INFO L226 Difference]: Without dead ends: 2020 [2022-02-20 19:55:30,091 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 68 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=104, Invalid=276, Unknown=0, NotChecked=0, Total=380 [2022-02-20 19:55:30,091 INFO L933 BasicCegarLoop]: 515 mSDtfsCounter, 988 mSDsluCounter, 1388 mSDsCounter, 0 mSdLazyCounter, 1601 mSolverCounterSat, 98 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1010 SdHoareTripleChecker+Valid, 1903 SdHoareTripleChecker+Invalid, 1699 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 98 IncrementalHoareTripleChecker+Valid, 1601 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-02-20 19:55:30,092 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1010 Valid, 1903 Invalid, 1699 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [98 Valid, 1601 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-02-20 19:55:30,093 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2020 states. [2022-02-20 19:55:30,258 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2020 to 1666. [2022-02-20 19:55:30,258 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-20 19:55:30,260 INFO L82 GeneralOperation]: Start isEquivalent. First operand 2020 states. Second operand has 1666 states, 1470 states have (on average 1.35578231292517) internal successors, (1993), 1494 states have internal predecessors, (1993), 119 states have call successors, (119), 62 states have call predecessors, (119), 75 states have return successors, (175), 113 states have call predecessors, (175), 116 states have call successors, (175) [2022-02-20 19:55:30,262 INFO L74 IsIncluded]: Start isIncluded. First operand 2020 states. Second operand has 1666 states, 1470 states have (on average 1.35578231292517) internal successors, (1993), 1494 states have internal predecessors, (1993), 119 states have call successors, (119), 62 states have call predecessors, (119), 75 states have return successors, (175), 113 states have call predecessors, (175), 116 states have call successors, (175) [2022-02-20 19:55:30,263 INFO L87 Difference]: Start difference. First operand 2020 states. Second operand has 1666 states, 1470 states have (on average 1.35578231292517) internal successors, (1993), 1494 states have internal predecessors, (1993), 119 states have call successors, (119), 62 states have call predecessors, (119), 75 states have return successors, (175), 113 states have call predecessors, (175), 116 states have call successors, (175) [2022-02-20 19:55:30,367 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 19:55:30,368 INFO L93 Difference]: Finished difference Result 2020 states and 2855 transitions. [2022-02-20 19:55:30,368 INFO L276 IsEmpty]: Start isEmpty. Operand 2020 states and 2855 transitions. [2022-02-20 19:55:30,371 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 19:55:30,371 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 19:55:30,373 INFO L74 IsIncluded]: Start isIncluded. First operand has 1666 states, 1470 states have (on average 1.35578231292517) internal successors, (1993), 1494 states have internal predecessors, (1993), 119 states have call successors, (119), 62 states have call predecessors, (119), 75 states have return successors, (175), 113 states have call predecessors, (175), 116 states have call successors, (175) Second operand 2020 states. [2022-02-20 19:55:30,375 INFO L87 Difference]: Start difference. First operand has 1666 states, 1470 states have (on average 1.35578231292517) internal successors, (1993), 1494 states have internal predecessors, (1993), 119 states have call successors, (119), 62 states have call predecessors, (119), 75 states have return successors, (175), 113 states have call predecessors, (175), 116 states have call successors, (175) Second operand 2020 states. [2022-02-20 19:55:30,481 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 19:55:30,481 INFO L93 Difference]: Finished difference Result 2020 states and 2855 transitions. [2022-02-20 19:55:30,482 INFO L276 IsEmpty]: Start isEmpty. Operand 2020 states and 2855 transitions. [2022-02-20 19:55:30,501 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 19:55:30,501 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 19:55:30,501 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-20 19:55:30,501 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-20 19:55:30,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1666 states, 1470 states have (on average 1.35578231292517) internal successors, (1993), 1494 states have internal predecessors, (1993), 119 states have call successors, (119), 62 states have call predecessors, (119), 75 states have return successors, (175), 113 states have call predecessors, (175), 116 states have call successors, (175) [2022-02-20 19:55:30,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1666 states to 1666 states and 2287 transitions. [2022-02-20 19:55:30,624 INFO L78 Accepts]: Start accepts. Automaton has 1666 states and 2287 transitions. Word has length 91 [2022-02-20 19:55:30,624 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 19:55:30,624 INFO L470 AbstractCegarLoop]: Abstraction has 1666 states and 2287 transitions. [2022-02-20 19:55:30,624 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 10.0) internal successors, (80), 6 states have internal predecessors, (80), 2 states have call successors, (6), 4 states have call predecessors, (6), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2022-02-20 19:55:30,624 INFO L276 IsEmpty]: Start isEmpty. Operand 1666 states and 2287 transitions. [2022-02-20 19:55:30,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2022-02-20 19:55:30,627 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 19:55:30,627 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-20 19:55:30,627 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2022-02-20 19:55:30,627 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting error2Err0ASSERT_VIOLATIONERROR_FUNCTION === [error1Err0ASSERT_VIOLATIONERROR_FUNCTION, error2Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-20 19:55:30,627 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 19:55:30,627 INFO L85 PathProgramCache]: Analyzing trace with hash 1303262318, now seen corresponding path program 1 times [2022-02-20 19:55:30,628 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 19:55:30,628 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1229786184] [2022-02-20 19:55:30,628 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 19:55:30,628 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 19:55:30,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 19:55:30,651 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-02-20 19:55:30,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 19:55:30,653 INFO L290 TraceCheckUtils]: 0: Hoare triple {82086#true} assume true; {82086#true} is VALID [2022-02-20 19:55:30,653 INFO L284 TraceCheckUtils]: 1: Hoare quadruple {82086#true} {82088#(= ~T1_E~0 ~E_1~0)} #967#return; {82088#(= ~T1_E~0 ~E_1~0)} is VALID [2022-02-20 19:55:30,663 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-02-20 19:55:30,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 19:55:30,685 INFO L290 TraceCheckUtils]: 0: Hoare triple {82152#(and (= ~M_E~0 |old(~M_E~0)|) (= |old(~T1_E~0)| ~T1_E~0) (= ~E_M~0 |old(~E_M~0)|) (= |old(~T2_E~0)| ~T2_E~0) (= |old(~T4_E~0)| ~T4_E~0) (= ~E_3~0 |old(~E_3~0)|) (= ~E_1~0 |old(~E_1~0)|) (= ~E_4~0 |old(~E_4~0)|) (= ~E_2~0 |old(~E_2~0)|) (= |old(~T3_E~0)| ~T3_E~0))} assume !(0 == ~M_E~0); {82153#(and (= |old(~T1_E~0)| ~T1_E~0) (= ~E_1~0 |old(~E_1~0)|))} is VALID [2022-02-20 19:55:30,685 INFO L290 TraceCheckUtils]: 1: Hoare triple {82153#(and (= |old(~T1_E~0)| ~T1_E~0) (= ~E_1~0 |old(~E_1~0)|))} assume !(0 == ~T1_E~0); {82154#(and (not (= |old(~T1_E~0)| 0)) (= ~E_1~0 |old(~E_1~0)|))} is VALID [2022-02-20 19:55:30,686 INFO L290 TraceCheckUtils]: 2: Hoare triple {82154#(and (not (= |old(~T1_E~0)| 0)) (= ~E_1~0 |old(~E_1~0)|))} assume !(0 == ~T2_E~0); {82154#(and (not (= |old(~T1_E~0)| 0)) (= ~E_1~0 |old(~E_1~0)|))} is VALID [2022-02-20 19:55:30,686 INFO L290 TraceCheckUtils]: 3: Hoare triple {82154#(and (not (= |old(~T1_E~0)| 0)) (= ~E_1~0 |old(~E_1~0)|))} assume !(0 == ~T3_E~0); {82154#(and (not (= |old(~T1_E~0)| 0)) (= ~E_1~0 |old(~E_1~0)|))} is VALID [2022-02-20 19:55:30,686 INFO L290 TraceCheckUtils]: 4: Hoare triple {82154#(and (not (= |old(~T1_E~0)| 0)) (= ~E_1~0 |old(~E_1~0)|))} assume !(0 == ~T4_E~0); {82154#(and (not (= |old(~T1_E~0)| 0)) (= ~E_1~0 |old(~E_1~0)|))} is VALID [2022-02-20 19:55:30,687 INFO L290 TraceCheckUtils]: 5: Hoare triple {82154#(and (not (= |old(~T1_E~0)| 0)) (= ~E_1~0 |old(~E_1~0)|))} assume !(0 == ~E_M~0); {82154#(and (not (= |old(~T1_E~0)| 0)) (= ~E_1~0 |old(~E_1~0)|))} is VALID [2022-02-20 19:55:30,687 INFO L290 TraceCheckUtils]: 6: Hoare triple {82154#(and (not (= |old(~T1_E~0)| 0)) (= ~E_1~0 |old(~E_1~0)|))} assume 0 == ~E_1~0;~E_1~0 := 1; {82155#(not (= |old(~T1_E~0)| |old(~E_1~0)|))} is VALID [2022-02-20 19:55:30,687 INFO L290 TraceCheckUtils]: 7: Hoare triple {82155#(not (= |old(~T1_E~0)| |old(~E_1~0)|))} assume 0 == ~E_2~0;~E_2~0 := 1; {82155#(not (= |old(~T1_E~0)| |old(~E_1~0)|))} is VALID [2022-02-20 19:55:30,688 INFO L290 TraceCheckUtils]: 8: Hoare triple {82155#(not (= |old(~T1_E~0)| |old(~E_1~0)|))} assume 0 == ~E_3~0;~E_3~0 := 1; {82155#(not (= |old(~T1_E~0)| |old(~E_1~0)|))} is VALID [2022-02-20 19:55:30,688 INFO L290 TraceCheckUtils]: 9: Hoare triple {82155#(not (= |old(~T1_E~0)| |old(~E_1~0)|))} assume !(0 == ~E_4~0); {82155#(not (= |old(~T1_E~0)| |old(~E_1~0)|))} is VALID [2022-02-20 19:55:30,688 INFO L290 TraceCheckUtils]: 10: Hoare triple {82155#(not (= |old(~T1_E~0)| |old(~E_1~0)|))} assume true; {82155#(not (= |old(~T1_E~0)| |old(~E_1~0)|))} is VALID [2022-02-20 19:55:30,688 INFO L284 TraceCheckUtils]: 11: Hoare quadruple {82155#(not (= |old(~T1_E~0)| |old(~E_1~0)|))} {82088#(= ~T1_E~0 ~E_1~0)} #969#return; {82087#false} is VALID [2022-02-20 19:55:30,697 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2022-02-20 19:55:30,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 19:55:30,705 INFO L290 TraceCheckUtils]: 0: Hoare triple {82156#(and (= |old(~t1_st~0)| ~t1_st~0) (= ~m_st~0 |old(~m_st~0)|) (= |old(~t2_st~0)| ~t2_st~0) (= |old(~t3_st~0)| ~t3_st~0) (= |old(~t4_st~0)| ~t4_st~0))} havoc ~tmp~5#1;havoc ~tmp___0~2#1;havoc ~tmp___1~1#1;havoc ~tmp___2~0#1;havoc ~tmp___3~0#1;assume { :begin_inline_is_master_triggered } true;havoc is_master_triggered_#res#1;havoc is_master_triggered_~__retres1~4#1;havoc is_master_triggered_~__retres1~4#1; {82086#true} is VALID [2022-02-20 19:55:30,705 INFO L290 TraceCheckUtils]: 1: Hoare triple {82086#true} assume 1 == ~m_pc~0; {82086#true} is VALID [2022-02-20 19:55:30,705 INFO L290 TraceCheckUtils]: 2: Hoare triple {82086#true} assume 1 == ~E_M~0;is_master_triggered_~__retres1~4#1 := 1; {82086#true} is VALID [2022-02-20 19:55:30,705 INFO L290 TraceCheckUtils]: 3: Hoare triple {82086#true} is_master_triggered_#res#1 := is_master_triggered_~__retres1~4#1; {82086#true} is VALID [2022-02-20 19:55:30,705 INFO L290 TraceCheckUtils]: 4: Hoare triple {82086#true} #t~ret25#1 := is_master_triggered_#res#1;assume { :end_inline_is_master_triggered } true;assume -2147483648 <= #t~ret25#1 && #t~ret25#1 <= 2147483647;~tmp~5#1 := #t~ret25#1;havoc #t~ret25#1; {82086#true} is VALID [2022-02-20 19:55:30,705 INFO L290 TraceCheckUtils]: 5: Hoare triple {82086#true} assume 0 != ~tmp~5#1;~m_st~0 := 0; {82086#true} is VALID [2022-02-20 19:55:30,705 INFO L290 TraceCheckUtils]: 6: Hoare triple {82086#true} assume { :begin_inline_is_transmit1_triggered } true;havoc is_transmit1_triggered_#res#1;havoc is_transmit1_triggered_~__retres1~5#1;havoc is_transmit1_triggered_~__retres1~5#1; {82086#true} is VALID [2022-02-20 19:55:30,705 INFO L290 TraceCheckUtils]: 7: Hoare triple {82086#true} assume !(1 == ~t1_pc~0); {82086#true} is VALID [2022-02-20 19:55:30,705 INFO L290 TraceCheckUtils]: 8: Hoare triple {82086#true} is_transmit1_triggered_~__retres1~5#1 := 0; {82086#true} is VALID [2022-02-20 19:55:30,706 INFO L290 TraceCheckUtils]: 9: Hoare triple {82086#true} is_transmit1_triggered_#res#1 := is_transmit1_triggered_~__retres1~5#1; {82086#true} is VALID [2022-02-20 19:55:30,706 INFO L290 TraceCheckUtils]: 10: Hoare triple {82086#true} #t~ret26#1 := is_transmit1_triggered_#res#1;assume { :end_inline_is_transmit1_triggered } true;assume -2147483648 <= #t~ret26#1 && #t~ret26#1 <= 2147483647;~tmp___0~2#1 := #t~ret26#1;havoc #t~ret26#1; {82086#true} is VALID [2022-02-20 19:55:30,706 INFO L290 TraceCheckUtils]: 11: Hoare triple {82086#true} assume 0 != ~tmp___0~2#1;~t1_st~0 := 0; {82086#true} is VALID [2022-02-20 19:55:30,706 INFO L290 TraceCheckUtils]: 12: Hoare triple {82086#true} assume { :begin_inline_is_transmit2_triggered } true;havoc is_transmit2_triggered_#res#1;havoc is_transmit2_triggered_~__retres1~6#1;havoc is_transmit2_triggered_~__retres1~6#1; {82086#true} is VALID [2022-02-20 19:55:30,706 INFO L290 TraceCheckUtils]: 13: Hoare triple {82086#true} assume 1 == ~t2_pc~0; {82086#true} is VALID [2022-02-20 19:55:30,706 INFO L290 TraceCheckUtils]: 14: Hoare triple {82086#true} assume 1 == ~E_2~0;is_transmit2_triggered_~__retres1~6#1 := 1; {82086#true} is VALID [2022-02-20 19:55:30,706 INFO L290 TraceCheckUtils]: 15: Hoare triple {82086#true} is_transmit2_triggered_#res#1 := is_transmit2_triggered_~__retres1~6#1; {82086#true} is VALID [2022-02-20 19:55:30,706 INFO L290 TraceCheckUtils]: 16: Hoare triple {82086#true} #t~ret27#1 := is_transmit2_triggered_#res#1;assume { :end_inline_is_transmit2_triggered } true;assume -2147483648 <= #t~ret27#1 && #t~ret27#1 <= 2147483647;~tmp___1~1#1 := #t~ret27#1;havoc #t~ret27#1; {82086#true} is VALID [2022-02-20 19:55:30,706 INFO L290 TraceCheckUtils]: 17: Hoare triple {82086#true} assume 0 != ~tmp___1~1#1;~t2_st~0 := 0; {82086#true} is VALID [2022-02-20 19:55:30,706 INFO L290 TraceCheckUtils]: 18: Hoare triple {82086#true} assume { :begin_inline_is_transmit3_triggered } true;havoc is_transmit3_triggered_#res#1;havoc is_transmit3_triggered_~__retres1~7#1;havoc is_transmit3_triggered_~__retres1~7#1; {82086#true} is VALID [2022-02-20 19:55:30,707 INFO L290 TraceCheckUtils]: 19: Hoare triple {82086#true} assume !(1 == ~t3_pc~0); {82086#true} is VALID [2022-02-20 19:55:30,707 INFO L290 TraceCheckUtils]: 20: Hoare triple {82086#true} is_transmit3_triggered_~__retres1~7#1 := 0; {82086#true} is VALID [2022-02-20 19:55:30,707 INFO L290 TraceCheckUtils]: 21: Hoare triple {82086#true} is_transmit3_triggered_#res#1 := is_transmit3_triggered_~__retres1~7#1; {82086#true} is VALID [2022-02-20 19:55:30,707 INFO L290 TraceCheckUtils]: 22: Hoare triple {82086#true} #t~ret28#1 := is_transmit3_triggered_#res#1;assume { :end_inline_is_transmit3_triggered } true;assume -2147483648 <= #t~ret28#1 && #t~ret28#1 <= 2147483647;~tmp___2~0#1 := #t~ret28#1;havoc #t~ret28#1; {82086#true} is VALID [2022-02-20 19:55:30,707 INFO L290 TraceCheckUtils]: 23: Hoare triple {82086#true} assume 0 != ~tmp___2~0#1;~t3_st~0 := 0; {82086#true} is VALID [2022-02-20 19:55:30,707 INFO L290 TraceCheckUtils]: 24: Hoare triple {82086#true} assume { :begin_inline_is_transmit4_triggered } true;havoc is_transmit4_triggered_#res#1;havoc is_transmit4_triggered_~__retres1~8#1;havoc is_transmit4_triggered_~__retres1~8#1; {82086#true} is VALID [2022-02-20 19:55:30,707 INFO L290 TraceCheckUtils]: 25: Hoare triple {82086#true} assume 1 == ~t4_pc~0; {82086#true} is VALID [2022-02-20 19:55:30,707 INFO L290 TraceCheckUtils]: 26: Hoare triple {82086#true} assume 1 == ~E_4~0;is_transmit4_triggered_~__retres1~8#1 := 1; {82086#true} is VALID [2022-02-20 19:55:30,707 INFO L290 TraceCheckUtils]: 27: Hoare triple {82086#true} is_transmit4_triggered_#res#1 := is_transmit4_triggered_~__retres1~8#1; {82086#true} is VALID [2022-02-20 19:55:30,708 INFO L290 TraceCheckUtils]: 28: Hoare triple {82086#true} #t~ret29#1 := is_transmit4_triggered_#res#1;assume { :end_inline_is_transmit4_triggered } true;assume -2147483648 <= #t~ret29#1 && #t~ret29#1 <= 2147483647;~tmp___3~0#1 := #t~ret29#1;havoc #t~ret29#1; {82086#true} is VALID [2022-02-20 19:55:30,708 INFO L290 TraceCheckUtils]: 29: Hoare triple {82086#true} assume 0 != ~tmp___3~0#1;~t4_st~0 := 0; {82086#true} is VALID [2022-02-20 19:55:30,708 INFO L290 TraceCheckUtils]: 30: Hoare triple {82086#true} assume true; {82086#true} is VALID [2022-02-20 19:55:30,708 INFO L284 TraceCheckUtils]: 31: Hoare quadruple {82086#true} {82087#false} #971#return; {82087#false} is VALID [2022-02-20 19:55:30,708 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2022-02-20 19:55:30,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 19:55:30,712 INFO L290 TraceCheckUtils]: 0: Hoare triple {82152#(and (= ~M_E~0 |old(~M_E~0)|) (= |old(~T1_E~0)| ~T1_E~0) (= ~E_M~0 |old(~E_M~0)|) (= |old(~T2_E~0)| ~T2_E~0) (= |old(~T4_E~0)| ~T4_E~0) (= ~E_3~0 |old(~E_3~0)|) (= ~E_1~0 |old(~E_1~0)|) (= ~E_4~0 |old(~E_4~0)|) (= ~E_2~0 |old(~E_2~0)|) (= |old(~T3_E~0)| ~T3_E~0))} assume 1 == ~M_E~0;~M_E~0 := 2; {82086#true} is VALID [2022-02-20 19:55:30,712 INFO L290 TraceCheckUtils]: 1: Hoare triple {82086#true} assume 1 == ~T1_E~0;~T1_E~0 := 2; {82086#true} is VALID [2022-02-20 19:55:30,712 INFO L290 TraceCheckUtils]: 2: Hoare triple {82086#true} assume 1 == ~T2_E~0;~T2_E~0 := 2; {82086#true} is VALID [2022-02-20 19:55:30,712 INFO L290 TraceCheckUtils]: 3: Hoare triple {82086#true} assume 1 == ~T3_E~0;~T3_E~0 := 2; {82086#true} is VALID [2022-02-20 19:55:30,712 INFO L290 TraceCheckUtils]: 4: Hoare triple {82086#true} assume 1 == ~T4_E~0;~T4_E~0 := 2; {82086#true} is VALID [2022-02-20 19:55:30,712 INFO L290 TraceCheckUtils]: 5: Hoare triple {82086#true} assume 1 == ~E_M~0;~E_M~0 := 2; {82086#true} is VALID [2022-02-20 19:55:30,712 INFO L290 TraceCheckUtils]: 6: Hoare triple {82086#true} assume !(1 == ~E_1~0); {82086#true} is VALID [2022-02-20 19:55:30,712 INFO L290 TraceCheckUtils]: 7: Hoare triple {82086#true} assume 1 == ~E_2~0;~E_2~0 := 2; {82086#true} is VALID [2022-02-20 19:55:30,712 INFO L290 TraceCheckUtils]: 8: Hoare triple {82086#true} assume 1 == ~E_3~0;~E_3~0 := 2; {82086#true} is VALID [2022-02-20 19:55:30,713 INFO L290 TraceCheckUtils]: 9: Hoare triple {82086#true} assume 1 == ~E_4~0;~E_4~0 := 2; {82086#true} is VALID [2022-02-20 19:55:30,713 INFO L290 TraceCheckUtils]: 10: Hoare triple {82086#true} assume true; {82086#true} is VALID [2022-02-20 19:55:30,713 INFO L284 TraceCheckUtils]: 11: Hoare quadruple {82086#true} {82087#false} #973#return; {82087#false} is VALID [2022-02-20 19:55:30,713 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2022-02-20 19:55:30,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 19:55:30,715 INFO L290 TraceCheckUtils]: 0: Hoare triple {82086#true} havoc ~__retres1~9; {82086#true} is VALID [2022-02-20 19:55:30,715 INFO L290 TraceCheckUtils]: 1: Hoare triple {82086#true} assume 0 == ~m_st~0;~__retres1~9 := 1; {82086#true} is VALID [2022-02-20 19:55:30,715 INFO L290 TraceCheckUtils]: 2: Hoare triple {82086#true} #res := ~__retres1~9; {82086#true} is VALID [2022-02-20 19:55:30,716 INFO L290 TraceCheckUtils]: 3: Hoare triple {82086#true} assume true; {82086#true} is VALID [2022-02-20 19:55:30,716 INFO L284 TraceCheckUtils]: 4: Hoare quadruple {82086#true} {82087#false} #975#return; {82087#false} is VALID [2022-02-20 19:55:30,716 INFO L290 TraceCheckUtils]: 0: Hoare triple {82086#true} assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(19, 2);call #Ultimate.allocInit(12, 3);~q_buf_0~0 := 0;~q_free~0 := 0;~q_read_ev~0 := 0;~q_write_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;~m_pc~0 := 0;~t1_pc~0 := 0;~t2_pc~0 := 0;~t3_pc~0 := 0;~t4_pc~0 := 0;~m_st~0 := 0;~t1_st~0 := 0;~t2_st~0 := 0;~t3_st~0 := 0;~t4_st~0 := 0;~m_i~0 := 0;~t1_i~0 := 0;~t2_i~0 := 0;~t3_i~0 := 0;~t4_i~0 := 0;~M_E~0 := 2;~T1_E~0 := 2;~T2_E~0 := 2;~T3_E~0 := 2;~T4_E~0 := 2;~E_M~0 := 2;~E_1~0 := 2;~E_2~0 := 2;~E_3~0 := 2;~E_4~0 := 2;~token~0 := 0;~local~0 := 0; {82088#(= ~T1_E~0 ~E_1~0)} is VALID [2022-02-20 19:55:30,717 INFO L290 TraceCheckUtils]: 1: Hoare triple {82088#(= ~T1_E~0 ~E_1~0)} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet33#1, main_#t~ret34#1, main_#t~ret35#1;assume -2147483648 <= main_#t~nondet33#1 && main_#t~nondet33#1 <= 2147483647; {82088#(= ~T1_E~0 ~E_1~0)} is VALID [2022-02-20 19:55:30,717 INFO L290 TraceCheckUtils]: 2: Hoare triple {82088#(= ~T1_E~0 ~E_1~0)} assume !(0 != main_#t~nondet33#1);havoc main_#t~nondet33#1;assume { :begin_inline_main2 } true;havoc main2_#res#1;havoc main2_~__retres1~10#1;havoc main2_~__retres1~10#1;assume { :begin_inline_init_model2 } true;~m_i~0 := 1;~t1_i~0 := 1;~t2_i~0 := 1;~t3_i~0 := 1;~t4_i~0 := 1; {82088#(= ~T1_E~0 ~E_1~0)} is VALID [2022-02-20 19:55:30,717 INFO L290 TraceCheckUtils]: 3: Hoare triple {82088#(= ~T1_E~0 ~E_1~0)} assume { :end_inline_init_model2 } true;assume { :begin_inline_start_simulation2 } true;havoc start_simulation2_#t~ret31#1, start_simulation2_#t~ret32#1, start_simulation2_~kernel_st~1#1, start_simulation2_~tmp~7#1, start_simulation2_~tmp___0~3#1;havoc start_simulation2_~kernel_st~1#1;havoc start_simulation2_~tmp~7#1;havoc start_simulation2_~tmp___0~3#1;start_simulation2_~kernel_st~1#1 := 0; {82088#(= ~T1_E~0 ~E_1~0)} is VALID [2022-02-20 19:55:30,717 INFO L272 TraceCheckUtils]: 4: Hoare triple {82088#(= ~T1_E~0 ~E_1~0)} call update_channels2(); {82086#true} is VALID [2022-02-20 19:55:30,718 INFO L290 TraceCheckUtils]: 5: Hoare triple {82086#true} assume true; {82086#true} is VALID [2022-02-20 19:55:30,718 INFO L284 TraceCheckUtils]: 6: Hoare quadruple {82086#true} {82088#(= ~T1_E~0 ~E_1~0)} #967#return; {82088#(= ~T1_E~0 ~E_1~0)} is VALID [2022-02-20 19:55:30,718 INFO L290 TraceCheckUtils]: 7: Hoare triple {82088#(= ~T1_E~0 ~E_1~0)} assume { :begin_inline_init_threads2 } true; {82088#(= ~T1_E~0 ~E_1~0)} is VALID [2022-02-20 19:55:30,719 INFO L290 TraceCheckUtils]: 8: Hoare triple {82088#(= ~T1_E~0 ~E_1~0)} assume 1 == ~m_i~0;~m_st~0 := 0; {82088#(= ~T1_E~0 ~E_1~0)} is VALID [2022-02-20 19:55:30,719 INFO L290 TraceCheckUtils]: 9: Hoare triple {82088#(= ~T1_E~0 ~E_1~0)} assume 1 == ~t1_i~0;~t1_st~0 := 0; {82088#(= ~T1_E~0 ~E_1~0)} is VALID [2022-02-20 19:55:30,719 INFO L290 TraceCheckUtils]: 10: Hoare triple {82088#(= ~T1_E~0 ~E_1~0)} assume 1 == ~t2_i~0;~t2_st~0 := 0; {82088#(= ~T1_E~0 ~E_1~0)} is VALID [2022-02-20 19:55:30,719 INFO L290 TraceCheckUtils]: 11: Hoare triple {82088#(= ~T1_E~0 ~E_1~0)} assume 1 == ~t3_i~0;~t3_st~0 := 0; {82088#(= ~T1_E~0 ~E_1~0)} is VALID [2022-02-20 19:55:30,720 INFO L290 TraceCheckUtils]: 12: Hoare triple {82088#(= ~T1_E~0 ~E_1~0)} assume 1 == ~t4_i~0;~t4_st~0 := 0; {82088#(= ~T1_E~0 ~E_1~0)} is VALID [2022-02-20 19:55:30,720 INFO L290 TraceCheckUtils]: 13: Hoare triple {82088#(= ~T1_E~0 ~E_1~0)} assume { :end_inline_init_threads2 } true; {82088#(= ~T1_E~0 ~E_1~0)} is VALID [2022-02-20 19:55:30,721 INFO L272 TraceCheckUtils]: 14: Hoare triple {82088#(= ~T1_E~0 ~E_1~0)} call fire_delta_events2(); {82152#(and (= ~M_E~0 |old(~M_E~0)|) (= |old(~T1_E~0)| ~T1_E~0) (= ~E_M~0 |old(~E_M~0)|) (= |old(~T2_E~0)| ~T2_E~0) (= |old(~T4_E~0)| ~T4_E~0) (= ~E_3~0 |old(~E_3~0)|) (= ~E_1~0 |old(~E_1~0)|) (= ~E_4~0 |old(~E_4~0)|) (= ~E_2~0 |old(~E_2~0)|) (= |old(~T3_E~0)| ~T3_E~0))} is VALID [2022-02-20 19:55:30,721 INFO L290 TraceCheckUtils]: 15: Hoare triple {82152#(and (= ~M_E~0 |old(~M_E~0)|) (= |old(~T1_E~0)| ~T1_E~0) (= ~E_M~0 |old(~E_M~0)|) (= |old(~T2_E~0)| ~T2_E~0) (= |old(~T4_E~0)| ~T4_E~0) (= ~E_3~0 |old(~E_3~0)|) (= ~E_1~0 |old(~E_1~0)|) (= ~E_4~0 |old(~E_4~0)|) (= ~E_2~0 |old(~E_2~0)|) (= |old(~T3_E~0)| ~T3_E~0))} assume !(0 == ~M_E~0); {82153#(and (= |old(~T1_E~0)| ~T1_E~0) (= ~E_1~0 |old(~E_1~0)|))} is VALID [2022-02-20 19:55:30,721 INFO L290 TraceCheckUtils]: 16: Hoare triple {82153#(and (= |old(~T1_E~0)| ~T1_E~0) (= ~E_1~0 |old(~E_1~0)|))} assume !(0 == ~T1_E~0); {82154#(and (not (= |old(~T1_E~0)| 0)) (= ~E_1~0 |old(~E_1~0)|))} is VALID [2022-02-20 19:55:30,722 INFO L290 TraceCheckUtils]: 17: Hoare triple {82154#(and (not (= |old(~T1_E~0)| 0)) (= ~E_1~0 |old(~E_1~0)|))} assume !(0 == ~T2_E~0); {82154#(and (not (= |old(~T1_E~0)| 0)) (= ~E_1~0 |old(~E_1~0)|))} is VALID [2022-02-20 19:55:30,722 INFO L290 TraceCheckUtils]: 18: Hoare triple {82154#(and (not (= |old(~T1_E~0)| 0)) (= ~E_1~0 |old(~E_1~0)|))} assume !(0 == ~T3_E~0); {82154#(and (not (= |old(~T1_E~0)| 0)) (= ~E_1~0 |old(~E_1~0)|))} is VALID [2022-02-20 19:55:30,722 INFO L290 TraceCheckUtils]: 19: Hoare triple {82154#(and (not (= |old(~T1_E~0)| 0)) (= ~E_1~0 |old(~E_1~0)|))} assume !(0 == ~T4_E~0); {82154#(and (not (= |old(~T1_E~0)| 0)) (= ~E_1~0 |old(~E_1~0)|))} is VALID [2022-02-20 19:55:30,723 INFO L290 TraceCheckUtils]: 20: Hoare triple {82154#(and (not (= |old(~T1_E~0)| 0)) (= ~E_1~0 |old(~E_1~0)|))} assume !(0 == ~E_M~0); {82154#(and (not (= |old(~T1_E~0)| 0)) (= ~E_1~0 |old(~E_1~0)|))} is VALID [2022-02-20 19:55:30,723 INFO L290 TraceCheckUtils]: 21: Hoare triple {82154#(and (not (= |old(~T1_E~0)| 0)) (= ~E_1~0 |old(~E_1~0)|))} assume 0 == ~E_1~0;~E_1~0 := 1; {82155#(not (= |old(~T1_E~0)| |old(~E_1~0)|))} is VALID [2022-02-20 19:55:30,723 INFO L290 TraceCheckUtils]: 22: Hoare triple {82155#(not (= |old(~T1_E~0)| |old(~E_1~0)|))} assume 0 == ~E_2~0;~E_2~0 := 1; {82155#(not (= |old(~T1_E~0)| |old(~E_1~0)|))} is VALID [2022-02-20 19:55:30,723 INFO L290 TraceCheckUtils]: 23: Hoare triple {82155#(not (= |old(~T1_E~0)| |old(~E_1~0)|))} assume 0 == ~E_3~0;~E_3~0 := 1; {82155#(not (= |old(~T1_E~0)| |old(~E_1~0)|))} is VALID [2022-02-20 19:55:30,724 INFO L290 TraceCheckUtils]: 24: Hoare triple {82155#(not (= |old(~T1_E~0)| |old(~E_1~0)|))} assume !(0 == ~E_4~0); {82155#(not (= |old(~T1_E~0)| |old(~E_1~0)|))} is VALID [2022-02-20 19:55:30,724 INFO L290 TraceCheckUtils]: 25: Hoare triple {82155#(not (= |old(~T1_E~0)| |old(~E_1~0)|))} assume true; {82155#(not (= |old(~T1_E~0)| |old(~E_1~0)|))} is VALID [2022-02-20 19:55:30,724 INFO L284 TraceCheckUtils]: 26: Hoare quadruple {82155#(not (= |old(~T1_E~0)| |old(~E_1~0)|))} {82088#(= ~T1_E~0 ~E_1~0)} #969#return; {82087#false} is VALID [2022-02-20 19:55:30,724 INFO L272 TraceCheckUtils]: 27: Hoare triple {82087#false} call activate_threads2(); {82156#(and (= |old(~t1_st~0)| ~t1_st~0) (= ~m_st~0 |old(~m_st~0)|) (= |old(~t2_st~0)| ~t2_st~0) (= |old(~t3_st~0)| ~t3_st~0) (= |old(~t4_st~0)| ~t4_st~0))} is VALID [2022-02-20 19:55:30,724 INFO L290 TraceCheckUtils]: 28: Hoare triple {82156#(and (= |old(~t1_st~0)| ~t1_st~0) (= ~m_st~0 |old(~m_st~0)|) (= |old(~t2_st~0)| ~t2_st~0) (= |old(~t3_st~0)| ~t3_st~0) (= |old(~t4_st~0)| ~t4_st~0))} havoc ~tmp~5#1;havoc ~tmp___0~2#1;havoc ~tmp___1~1#1;havoc ~tmp___2~0#1;havoc ~tmp___3~0#1;assume { :begin_inline_is_master_triggered } true;havoc is_master_triggered_#res#1;havoc is_master_triggered_~__retres1~4#1;havoc is_master_triggered_~__retres1~4#1; {82086#true} is VALID [2022-02-20 19:55:30,725 INFO L290 TraceCheckUtils]: 29: Hoare triple {82086#true} assume 1 == ~m_pc~0; {82086#true} is VALID [2022-02-20 19:55:30,725 INFO L290 TraceCheckUtils]: 30: Hoare triple {82086#true} assume 1 == ~E_M~0;is_master_triggered_~__retres1~4#1 := 1; {82086#true} is VALID [2022-02-20 19:55:30,725 INFO L290 TraceCheckUtils]: 31: Hoare triple {82086#true} is_master_triggered_#res#1 := is_master_triggered_~__retres1~4#1; {82086#true} is VALID [2022-02-20 19:55:30,725 INFO L290 TraceCheckUtils]: 32: Hoare triple {82086#true} #t~ret25#1 := is_master_triggered_#res#1;assume { :end_inline_is_master_triggered } true;assume -2147483648 <= #t~ret25#1 && #t~ret25#1 <= 2147483647;~tmp~5#1 := #t~ret25#1;havoc #t~ret25#1; {82086#true} is VALID [2022-02-20 19:55:30,725 INFO L290 TraceCheckUtils]: 33: Hoare triple {82086#true} assume 0 != ~tmp~5#1;~m_st~0 := 0; {82086#true} is VALID [2022-02-20 19:55:30,725 INFO L290 TraceCheckUtils]: 34: Hoare triple {82086#true} assume { :begin_inline_is_transmit1_triggered } true;havoc is_transmit1_triggered_#res#1;havoc is_transmit1_triggered_~__retres1~5#1;havoc is_transmit1_triggered_~__retres1~5#1; {82086#true} is VALID [2022-02-20 19:55:30,725 INFO L290 TraceCheckUtils]: 35: Hoare triple {82086#true} assume !(1 == ~t1_pc~0); {82086#true} is VALID [2022-02-20 19:55:30,725 INFO L290 TraceCheckUtils]: 36: Hoare triple {82086#true} is_transmit1_triggered_~__retres1~5#1 := 0; {82086#true} is VALID [2022-02-20 19:55:30,725 INFO L290 TraceCheckUtils]: 37: Hoare triple {82086#true} is_transmit1_triggered_#res#1 := is_transmit1_triggered_~__retres1~5#1; {82086#true} is VALID [2022-02-20 19:55:30,725 INFO L290 TraceCheckUtils]: 38: Hoare triple {82086#true} #t~ret26#1 := is_transmit1_triggered_#res#1;assume { :end_inline_is_transmit1_triggered } true;assume -2147483648 <= #t~ret26#1 && #t~ret26#1 <= 2147483647;~tmp___0~2#1 := #t~ret26#1;havoc #t~ret26#1; {82086#true} is VALID [2022-02-20 19:55:30,726 INFO L290 TraceCheckUtils]: 39: Hoare triple {82086#true} assume 0 != ~tmp___0~2#1;~t1_st~0 := 0; {82086#true} is VALID [2022-02-20 19:55:30,726 INFO L290 TraceCheckUtils]: 40: Hoare triple {82086#true} assume { :begin_inline_is_transmit2_triggered } true;havoc is_transmit2_triggered_#res#1;havoc is_transmit2_triggered_~__retres1~6#1;havoc is_transmit2_triggered_~__retres1~6#1; {82086#true} is VALID [2022-02-20 19:55:30,726 INFO L290 TraceCheckUtils]: 41: Hoare triple {82086#true} assume 1 == ~t2_pc~0; {82086#true} is VALID [2022-02-20 19:55:30,726 INFO L290 TraceCheckUtils]: 42: Hoare triple {82086#true} assume 1 == ~E_2~0;is_transmit2_triggered_~__retres1~6#1 := 1; {82086#true} is VALID [2022-02-20 19:55:30,726 INFO L290 TraceCheckUtils]: 43: Hoare triple {82086#true} is_transmit2_triggered_#res#1 := is_transmit2_triggered_~__retres1~6#1; {82086#true} is VALID [2022-02-20 19:55:30,726 INFO L290 TraceCheckUtils]: 44: Hoare triple {82086#true} #t~ret27#1 := is_transmit2_triggered_#res#1;assume { :end_inline_is_transmit2_triggered } true;assume -2147483648 <= #t~ret27#1 && #t~ret27#1 <= 2147483647;~tmp___1~1#1 := #t~ret27#1;havoc #t~ret27#1; {82086#true} is VALID [2022-02-20 19:55:30,726 INFO L290 TraceCheckUtils]: 45: Hoare triple {82086#true} assume 0 != ~tmp___1~1#1;~t2_st~0 := 0; {82086#true} is VALID [2022-02-20 19:55:30,726 INFO L290 TraceCheckUtils]: 46: Hoare triple {82086#true} assume { :begin_inline_is_transmit3_triggered } true;havoc is_transmit3_triggered_#res#1;havoc is_transmit3_triggered_~__retres1~7#1;havoc is_transmit3_triggered_~__retres1~7#1; {82086#true} is VALID [2022-02-20 19:55:30,726 INFO L290 TraceCheckUtils]: 47: Hoare triple {82086#true} assume !(1 == ~t3_pc~0); {82086#true} is VALID [2022-02-20 19:55:30,726 INFO L290 TraceCheckUtils]: 48: Hoare triple {82086#true} is_transmit3_triggered_~__retres1~7#1 := 0; {82086#true} is VALID [2022-02-20 19:55:30,727 INFO L290 TraceCheckUtils]: 49: Hoare triple {82086#true} is_transmit3_triggered_#res#1 := is_transmit3_triggered_~__retres1~7#1; {82086#true} is VALID [2022-02-20 19:55:30,727 INFO L290 TraceCheckUtils]: 50: Hoare triple {82086#true} #t~ret28#1 := is_transmit3_triggered_#res#1;assume { :end_inline_is_transmit3_triggered } true;assume -2147483648 <= #t~ret28#1 && #t~ret28#1 <= 2147483647;~tmp___2~0#1 := #t~ret28#1;havoc #t~ret28#1; {82086#true} is VALID [2022-02-20 19:55:30,727 INFO L290 TraceCheckUtils]: 51: Hoare triple {82086#true} assume 0 != ~tmp___2~0#1;~t3_st~0 := 0; {82086#true} is VALID [2022-02-20 19:55:30,727 INFO L290 TraceCheckUtils]: 52: Hoare triple {82086#true} assume { :begin_inline_is_transmit4_triggered } true;havoc is_transmit4_triggered_#res#1;havoc is_transmit4_triggered_~__retres1~8#1;havoc is_transmit4_triggered_~__retres1~8#1; {82086#true} is VALID [2022-02-20 19:55:30,727 INFO L290 TraceCheckUtils]: 53: Hoare triple {82086#true} assume 1 == ~t4_pc~0; {82086#true} is VALID [2022-02-20 19:55:30,727 INFO L290 TraceCheckUtils]: 54: Hoare triple {82086#true} assume 1 == ~E_4~0;is_transmit4_triggered_~__retres1~8#1 := 1; {82086#true} is VALID [2022-02-20 19:55:30,727 INFO L290 TraceCheckUtils]: 55: Hoare triple {82086#true} is_transmit4_triggered_#res#1 := is_transmit4_triggered_~__retres1~8#1; {82086#true} is VALID [2022-02-20 19:55:30,727 INFO L290 TraceCheckUtils]: 56: Hoare triple {82086#true} #t~ret29#1 := is_transmit4_triggered_#res#1;assume { :end_inline_is_transmit4_triggered } true;assume -2147483648 <= #t~ret29#1 && #t~ret29#1 <= 2147483647;~tmp___3~0#1 := #t~ret29#1;havoc #t~ret29#1; {82086#true} is VALID [2022-02-20 19:55:30,727 INFO L290 TraceCheckUtils]: 57: Hoare triple {82086#true} assume 0 != ~tmp___3~0#1;~t4_st~0 := 0; {82086#true} is VALID [2022-02-20 19:55:30,727 INFO L290 TraceCheckUtils]: 58: Hoare triple {82086#true} assume true; {82086#true} is VALID [2022-02-20 19:55:30,728 INFO L284 TraceCheckUtils]: 59: Hoare quadruple {82086#true} {82087#false} #971#return; {82087#false} is VALID [2022-02-20 19:55:30,728 INFO L272 TraceCheckUtils]: 60: Hoare triple {82087#false} call reset_delta_events2(); {82152#(and (= ~M_E~0 |old(~M_E~0)|) (= |old(~T1_E~0)| ~T1_E~0) (= ~E_M~0 |old(~E_M~0)|) (= |old(~T2_E~0)| ~T2_E~0) (= |old(~T4_E~0)| ~T4_E~0) (= ~E_3~0 |old(~E_3~0)|) (= ~E_1~0 |old(~E_1~0)|) (= ~E_4~0 |old(~E_4~0)|) (= ~E_2~0 |old(~E_2~0)|) (= |old(~T3_E~0)| ~T3_E~0))} is VALID [2022-02-20 19:55:30,728 INFO L290 TraceCheckUtils]: 61: Hoare triple {82152#(and (= ~M_E~0 |old(~M_E~0)|) (= |old(~T1_E~0)| ~T1_E~0) (= ~E_M~0 |old(~E_M~0)|) (= |old(~T2_E~0)| ~T2_E~0) (= |old(~T4_E~0)| ~T4_E~0) (= ~E_3~0 |old(~E_3~0)|) (= ~E_1~0 |old(~E_1~0)|) (= ~E_4~0 |old(~E_4~0)|) (= ~E_2~0 |old(~E_2~0)|) (= |old(~T3_E~0)| ~T3_E~0))} assume 1 == ~M_E~0;~M_E~0 := 2; {82086#true} is VALID [2022-02-20 19:55:30,728 INFO L290 TraceCheckUtils]: 62: Hoare triple {82086#true} assume 1 == ~T1_E~0;~T1_E~0 := 2; {82086#true} is VALID [2022-02-20 19:55:30,728 INFO L290 TraceCheckUtils]: 63: Hoare triple {82086#true} assume 1 == ~T2_E~0;~T2_E~0 := 2; {82086#true} is VALID [2022-02-20 19:55:30,728 INFO L290 TraceCheckUtils]: 64: Hoare triple {82086#true} assume 1 == ~T3_E~0;~T3_E~0 := 2; {82086#true} is VALID [2022-02-20 19:55:30,728 INFO L290 TraceCheckUtils]: 65: Hoare triple {82086#true} assume 1 == ~T4_E~0;~T4_E~0 := 2; {82086#true} is VALID [2022-02-20 19:55:30,728 INFO L290 TraceCheckUtils]: 66: Hoare triple {82086#true} assume 1 == ~E_M~0;~E_M~0 := 2; {82086#true} is VALID [2022-02-20 19:55:30,728 INFO L290 TraceCheckUtils]: 67: Hoare triple {82086#true} assume !(1 == ~E_1~0); {82086#true} is VALID [2022-02-20 19:55:30,728 INFO L290 TraceCheckUtils]: 68: Hoare triple {82086#true} assume 1 == ~E_2~0;~E_2~0 := 2; {82086#true} is VALID [2022-02-20 19:55:30,729 INFO L290 TraceCheckUtils]: 69: Hoare triple {82086#true} assume 1 == ~E_3~0;~E_3~0 := 2; {82086#true} is VALID [2022-02-20 19:55:30,729 INFO L290 TraceCheckUtils]: 70: Hoare triple {82086#true} assume 1 == ~E_4~0;~E_4~0 := 2; {82086#true} is VALID [2022-02-20 19:55:30,729 INFO L290 TraceCheckUtils]: 71: Hoare triple {82086#true} assume true; {82086#true} is VALID [2022-02-20 19:55:30,729 INFO L284 TraceCheckUtils]: 72: Hoare quadruple {82086#true} {82087#false} #973#return; {82087#false} is VALID [2022-02-20 19:55:30,729 INFO L290 TraceCheckUtils]: 73: Hoare triple {82087#false} assume !false; {82087#false} is VALID [2022-02-20 19:55:30,729 INFO L290 TraceCheckUtils]: 74: Hoare triple {82087#false} start_simulation2_~kernel_st~1#1 := 1;assume { :begin_inline_eval2 } true;havoc eval2_#t~ret19#1, eval2_#t~nondet20#1, eval2_~tmp_ndt_1~0#1, eval2_#t~nondet21#1, eval2_~tmp_ndt_2~0#1, eval2_#t~nondet22#1, eval2_~tmp_ndt_3~0#1, eval2_#t~nondet23#1, eval2_~tmp_ndt_4~0#1, eval2_#t~nondet24#1, eval2_~tmp_ndt_5~0#1, eval2_~tmp~4#1;havoc eval2_~tmp~4#1; {82087#false} is VALID [2022-02-20 19:55:30,729 INFO L290 TraceCheckUtils]: 75: Hoare triple {82087#false} assume !false; {82087#false} is VALID [2022-02-20 19:55:30,729 INFO L272 TraceCheckUtils]: 76: Hoare triple {82087#false} call eval2_#t~ret19#1 := exists_runnable_thread2(); {82086#true} is VALID [2022-02-20 19:55:30,729 INFO L290 TraceCheckUtils]: 77: Hoare triple {82086#true} havoc ~__retres1~9; {82086#true} is VALID [2022-02-20 19:55:30,729 INFO L290 TraceCheckUtils]: 78: Hoare triple {82086#true} assume 0 == ~m_st~0;~__retres1~9 := 1; {82086#true} is VALID [2022-02-20 19:55:30,730 INFO L290 TraceCheckUtils]: 79: Hoare triple {82086#true} #res := ~__retres1~9; {82086#true} is VALID [2022-02-20 19:55:30,730 INFO L290 TraceCheckUtils]: 80: Hoare triple {82086#true} assume true; {82086#true} is VALID [2022-02-20 19:55:30,730 INFO L284 TraceCheckUtils]: 81: Hoare quadruple {82086#true} {82087#false} #975#return; {82087#false} is VALID [2022-02-20 19:55:30,730 INFO L290 TraceCheckUtils]: 82: Hoare triple {82087#false} assume -2147483648 <= eval2_#t~ret19#1 && eval2_#t~ret19#1 <= 2147483647;eval2_~tmp~4#1 := eval2_#t~ret19#1;havoc eval2_#t~ret19#1; {82087#false} is VALID [2022-02-20 19:55:30,730 INFO L290 TraceCheckUtils]: 83: Hoare triple {82087#false} assume 0 != eval2_~tmp~4#1; {82087#false} is VALID [2022-02-20 19:55:30,730 INFO L290 TraceCheckUtils]: 84: Hoare triple {82087#false} assume 0 == ~m_st~0;havoc eval2_~tmp_ndt_1~0#1;assume -2147483648 <= eval2_#t~nondet20#1 && eval2_#t~nondet20#1 <= 2147483647;eval2_~tmp_ndt_1~0#1 := eval2_#t~nondet20#1;havoc eval2_#t~nondet20#1; {82087#false} is VALID [2022-02-20 19:55:30,730 INFO L290 TraceCheckUtils]: 85: Hoare triple {82087#false} assume 0 != eval2_~tmp_ndt_1~0#1;~m_st~0 := 1;assume { :begin_inline_master } true;havoc master_#t~nondet17#1, master_#t~nondet18#1, master_~tmp_var~0#1;assume -2147483648 <= master_#t~nondet17#1 && master_#t~nondet17#1 <= 2147483647;master_~tmp_var~0#1 := master_#t~nondet17#1;havoc master_#t~nondet17#1; {82087#false} is VALID [2022-02-20 19:55:30,730 INFO L290 TraceCheckUtils]: 86: Hoare triple {82087#false} assume !(0 == ~m_pc~0); {82087#false} is VALID [2022-02-20 19:55:30,730 INFO L290 TraceCheckUtils]: 87: Hoare triple {82087#false} assume 1 == ~m_pc~0; {82087#false} is VALID [2022-02-20 19:55:30,730 INFO L290 TraceCheckUtils]: 88: Hoare triple {82087#false} assume ~token~0 != 4 + ~local~0; {82087#false} is VALID [2022-02-20 19:55:30,731 INFO L272 TraceCheckUtils]: 89: Hoare triple {82087#false} call error2(); {82087#false} is VALID [2022-02-20 19:55:30,731 INFO L290 TraceCheckUtils]: 90: Hoare triple {82087#false} assume !false; {82087#false} is VALID [2022-02-20 19:55:30,731 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-20 19:55:30,731 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 19:55:30,731 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1229786184] [2022-02-20 19:55:30,731 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1229786184] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 19:55:30,731 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 19:55:30,731 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-02-20 19:55:30,732 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [276833703] [2022-02-20 19:55:30,732 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 19:55:30,732 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 10.0) internal successors, (80), 6 states have internal predecessors, (80), 2 states have call successors, (6), 4 states have call predecessors, (6), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) Word has length 91 [2022-02-20 19:55:30,732 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 19:55:30,732 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 8 states, 8 states have (on average 10.0) internal successors, (80), 6 states have internal predecessors, (80), 2 states have call successors, (6), 4 states have call predecessors, (6), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2022-02-20 19:55:30,783 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 91 edges. 91 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 19:55:30,783 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-02-20 19:55:30,783 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 19:55:30,783 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-02-20 19:55:30,783 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2022-02-20 19:55:30,784 INFO L87 Difference]: Start difference. First operand 1666 states and 2287 transitions. Second operand has 8 states, 8 states have (on average 10.0) internal successors, (80), 6 states have internal predecessors, (80), 2 states have call successors, (6), 4 states have call predecessors, (6), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2022-02-20 19:55:35,002 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 19:55:35,002 INFO L93 Difference]: Finished difference Result 3745 states and 5549 transitions. [2022-02-20 19:55:35,002 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-02-20 19:55:35,002 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 10.0) internal successors, (80), 6 states have internal predecessors, (80), 2 states have call successors, (6), 4 states have call predecessors, (6), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) Word has length 91 [2022-02-20 19:55:35,003 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-20 19:55:35,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8 states, 8 states have (on average 10.0) internal successors, (80), 6 states have internal predecessors, (80), 2 states have call successors, (6), 4 states have call predecessors, (6), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2022-02-20 19:55:35,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 1191 transitions. [2022-02-20 19:55:35,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8 states, 8 states have (on average 10.0) internal successors, (80), 6 states have internal predecessors, (80), 2 states have call successors, (6), 4 states have call predecessors, (6), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2022-02-20 19:55:35,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 1191 transitions. [2022-02-20 19:55:35,033 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 17 states and 1191 transitions. [2022-02-20 19:55:35,831 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 1191 edges. 1191 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 19:55:36,173 INFO L225 Difference]: With dead ends: 3745 [2022-02-20 19:55:36,173 INFO L226 Difference]: Without dead ends: 3035 [2022-02-20 19:55:36,175 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 67 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=104, Invalid=276, Unknown=0, NotChecked=0, Total=380 [2022-02-20 19:55:36,175 INFO L933 BasicCegarLoop]: 569 mSDtfsCounter, 1008 mSDsluCounter, 1179 mSDsCounter, 0 mSdLazyCounter, 1600 mSolverCounterSat, 126 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1023 SdHoareTripleChecker+Valid, 1748 SdHoareTripleChecker+Invalid, 1726 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 126 IncrementalHoareTripleChecker+Valid, 1600 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-02-20 19:55:36,176 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1023 Valid, 1748 Invalid, 1726 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [126 Valid, 1600 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-02-20 19:55:36,177 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3035 states. [2022-02-20 19:55:36,376 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3035 to 2350. [2022-02-20 19:55:36,376 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-20 19:55:36,378 INFO L82 GeneralOperation]: Start isEquivalent. First operand 3035 states. Second operand has 2350 states, 2066 states have (on average 1.40513068731849) internal successors, (2903), 2104 states have internal predecessors, (2903), 169 states have call successors, (169), 86 states have call predecessors, (169), 113 states have return successors, (281), 167 states have call predecessors, (281), 166 states have call successors, (281) [2022-02-20 19:55:36,380 INFO L74 IsIncluded]: Start isIncluded. First operand 3035 states. Second operand has 2350 states, 2066 states have (on average 1.40513068731849) internal successors, (2903), 2104 states have internal predecessors, (2903), 169 states have call successors, (169), 86 states have call predecessors, (169), 113 states have return successors, (281), 167 states have call predecessors, (281), 166 states have call successors, (281) [2022-02-20 19:55:36,381 INFO L87 Difference]: Start difference. First operand 3035 states. Second operand has 2350 states, 2066 states have (on average 1.40513068731849) internal successors, (2903), 2104 states have internal predecessors, (2903), 169 states have call successors, (169), 86 states have call predecessors, (169), 113 states have return successors, (281), 167 states have call predecessors, (281), 166 states have call successors, (281) [2022-02-20 19:55:36,604 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 19:55:36,604 INFO L93 Difference]: Finished difference Result 3035 states and 4451 transitions. [2022-02-20 19:55:36,604 INFO L276 IsEmpty]: Start isEmpty. Operand 3035 states and 4451 transitions. [2022-02-20 19:55:36,609 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 19:55:36,609 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 19:55:36,612 INFO L74 IsIncluded]: Start isIncluded. First operand has 2350 states, 2066 states have (on average 1.40513068731849) internal successors, (2903), 2104 states have internal predecessors, (2903), 169 states have call successors, (169), 86 states have call predecessors, (169), 113 states have return successors, (281), 167 states have call predecessors, (281), 166 states have call successors, (281) Second operand 3035 states. [2022-02-20 19:55:36,614 INFO L87 Difference]: Start difference. First operand has 2350 states, 2066 states have (on average 1.40513068731849) internal successors, (2903), 2104 states have internal predecessors, (2903), 169 states have call successors, (169), 86 states have call predecessors, (169), 113 states have return successors, (281), 167 states have call predecessors, (281), 166 states have call successors, (281) Second operand 3035 states. [2022-02-20 19:55:36,844 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 19:55:36,845 INFO L93 Difference]: Finished difference Result 3035 states and 4451 transitions. [2022-02-20 19:55:36,845 INFO L276 IsEmpty]: Start isEmpty. Operand 3035 states and 4451 transitions. [2022-02-20 19:55:36,848 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 19:55:36,848 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 19:55:36,848 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-20 19:55:36,848 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-20 19:55:36,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2350 states, 2066 states have (on average 1.40513068731849) internal successors, (2903), 2104 states have internal predecessors, (2903), 169 states have call successors, (169), 86 states have call predecessors, (169), 113 states have return successors, (281), 167 states have call predecessors, (281), 166 states have call successors, (281) [2022-02-20 19:55:37,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2350 states to 2350 states and 3353 transitions. [2022-02-20 19:55:37,081 INFO L78 Accepts]: Start accepts. Automaton has 2350 states and 3353 transitions. Word has length 91 [2022-02-20 19:55:37,081 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 19:55:37,081 INFO L470 AbstractCegarLoop]: Abstraction has 2350 states and 3353 transitions. [2022-02-20 19:55:37,081 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 10.0) internal successors, (80), 6 states have internal predecessors, (80), 2 states have call successors, (6), 4 states have call predecessors, (6), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2022-02-20 19:55:37,081 INFO L276 IsEmpty]: Start isEmpty. Operand 2350 states and 3353 transitions. [2022-02-20 19:55:37,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2022-02-20 19:55:37,083 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 19:55:37,083 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-20 19:55:37,083 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2022-02-20 19:55:37,083 INFO L402 AbstractCegarLoop]: === Iteration 17 === Targeting error2Err0ASSERT_VIOLATIONERROR_FUNCTION === [error1Err0ASSERT_VIOLATIONERROR_FUNCTION, error2Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-20 19:55:37,083 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 19:55:37,083 INFO L85 PathProgramCache]: Analyzing trace with hash -1083247188, now seen corresponding path program 1 times [2022-02-20 19:55:37,084 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 19:55:37,084 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [80410367] [2022-02-20 19:55:37,084 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 19:55:37,084 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 19:55:37,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 19:55:37,102 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-02-20 19:55:37,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 19:55:37,105 INFO L290 TraceCheckUtils]: 0: Hoare triple {96254#true} assume true; {96254#true} is VALID [2022-02-20 19:55:37,106 INFO L284 TraceCheckUtils]: 1: Hoare quadruple {96254#true} {96256#(= ~T1_E~0 ~E_2~0)} #967#return; {96256#(= ~T1_E~0 ~E_2~0)} is VALID [2022-02-20 19:55:37,116 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-02-20 19:55:37,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 19:55:37,136 INFO L290 TraceCheckUtils]: 0: Hoare triple {96320#(and (= ~M_E~0 |old(~M_E~0)|) (= |old(~T1_E~0)| ~T1_E~0) (= ~E_M~0 |old(~E_M~0)|) (= |old(~T2_E~0)| ~T2_E~0) (= |old(~T4_E~0)| ~T4_E~0) (= ~E_3~0 |old(~E_3~0)|) (= ~E_1~0 |old(~E_1~0)|) (= ~E_4~0 |old(~E_4~0)|) (= ~E_2~0 |old(~E_2~0)|) (= |old(~T3_E~0)| ~T3_E~0))} assume !(0 == ~M_E~0); {96321#(and (= |old(~T1_E~0)| ~T1_E~0) (= ~E_2~0 |old(~E_2~0)|))} is VALID [2022-02-20 19:55:37,136 INFO L290 TraceCheckUtils]: 1: Hoare triple {96321#(and (= |old(~T1_E~0)| ~T1_E~0) (= ~E_2~0 |old(~E_2~0)|))} assume !(0 == ~T1_E~0); {96322#(and (not (= |old(~T1_E~0)| 0)) (= ~E_2~0 |old(~E_2~0)|))} is VALID [2022-02-20 19:55:37,136 INFO L290 TraceCheckUtils]: 2: Hoare triple {96322#(and (not (= |old(~T1_E~0)| 0)) (= ~E_2~0 |old(~E_2~0)|))} assume !(0 == ~T2_E~0); {96322#(and (not (= |old(~T1_E~0)| 0)) (= ~E_2~0 |old(~E_2~0)|))} is VALID [2022-02-20 19:55:37,137 INFO L290 TraceCheckUtils]: 3: Hoare triple {96322#(and (not (= |old(~T1_E~0)| 0)) (= ~E_2~0 |old(~E_2~0)|))} assume !(0 == ~T3_E~0); {96322#(and (not (= |old(~T1_E~0)| 0)) (= ~E_2~0 |old(~E_2~0)|))} is VALID [2022-02-20 19:55:37,137 INFO L290 TraceCheckUtils]: 4: Hoare triple {96322#(and (not (= |old(~T1_E~0)| 0)) (= ~E_2~0 |old(~E_2~0)|))} assume !(0 == ~T4_E~0); {96322#(and (not (= |old(~T1_E~0)| 0)) (= ~E_2~0 |old(~E_2~0)|))} is VALID [2022-02-20 19:55:37,137 INFO L290 TraceCheckUtils]: 5: Hoare triple {96322#(and (not (= |old(~T1_E~0)| 0)) (= ~E_2~0 |old(~E_2~0)|))} assume !(0 == ~E_M~0); {96322#(and (not (= |old(~T1_E~0)| 0)) (= ~E_2~0 |old(~E_2~0)|))} is VALID [2022-02-20 19:55:37,138 INFO L290 TraceCheckUtils]: 6: Hoare triple {96322#(and (not (= |old(~T1_E~0)| 0)) (= ~E_2~0 |old(~E_2~0)|))} assume !(0 == ~E_1~0); {96322#(and (not (= |old(~T1_E~0)| 0)) (= ~E_2~0 |old(~E_2~0)|))} is VALID [2022-02-20 19:55:37,138 INFO L290 TraceCheckUtils]: 7: Hoare triple {96322#(and (not (= |old(~T1_E~0)| 0)) (= ~E_2~0 |old(~E_2~0)|))} assume 0 == ~E_2~0;~E_2~0 := 1; {96323#(not (= |old(~T1_E~0)| |old(~E_2~0)|))} is VALID [2022-02-20 19:55:37,138 INFO L290 TraceCheckUtils]: 8: Hoare triple {96323#(not (= |old(~T1_E~0)| |old(~E_2~0)|))} assume 0 == ~E_3~0;~E_3~0 := 1; {96323#(not (= |old(~T1_E~0)| |old(~E_2~0)|))} is VALID [2022-02-20 19:55:37,139 INFO L290 TraceCheckUtils]: 9: Hoare triple {96323#(not (= |old(~T1_E~0)| |old(~E_2~0)|))} assume !(0 == ~E_4~0); {96323#(not (= |old(~T1_E~0)| |old(~E_2~0)|))} is VALID [2022-02-20 19:55:37,139 INFO L290 TraceCheckUtils]: 10: Hoare triple {96323#(not (= |old(~T1_E~0)| |old(~E_2~0)|))} assume true; {96323#(not (= |old(~T1_E~0)| |old(~E_2~0)|))} is VALID [2022-02-20 19:55:37,139 INFO L284 TraceCheckUtils]: 11: Hoare quadruple {96323#(not (= |old(~T1_E~0)| |old(~E_2~0)|))} {96256#(= ~T1_E~0 ~E_2~0)} #969#return; {96255#false} is VALID [2022-02-20 19:55:37,147 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2022-02-20 19:55:37,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 19:55:37,154 INFO L290 TraceCheckUtils]: 0: Hoare triple {96324#(and (= |old(~t1_st~0)| ~t1_st~0) (= ~m_st~0 |old(~m_st~0)|) (= |old(~t2_st~0)| ~t2_st~0) (= |old(~t3_st~0)| ~t3_st~0) (= |old(~t4_st~0)| ~t4_st~0))} havoc ~tmp~5#1;havoc ~tmp___0~2#1;havoc ~tmp___1~1#1;havoc ~tmp___2~0#1;havoc ~tmp___3~0#1;assume { :begin_inline_is_master_triggered } true;havoc is_master_triggered_#res#1;havoc is_master_triggered_~__retres1~4#1;havoc is_master_triggered_~__retres1~4#1; {96254#true} is VALID [2022-02-20 19:55:37,154 INFO L290 TraceCheckUtils]: 1: Hoare triple {96254#true} assume 1 == ~m_pc~0; {96254#true} is VALID [2022-02-20 19:55:37,155 INFO L290 TraceCheckUtils]: 2: Hoare triple {96254#true} assume 1 == ~E_M~0;is_master_triggered_~__retres1~4#1 := 1; {96254#true} is VALID [2022-02-20 19:55:37,155 INFO L290 TraceCheckUtils]: 3: Hoare triple {96254#true} is_master_triggered_#res#1 := is_master_triggered_~__retres1~4#1; {96254#true} is VALID [2022-02-20 19:55:37,155 INFO L290 TraceCheckUtils]: 4: Hoare triple {96254#true} #t~ret25#1 := is_master_triggered_#res#1;assume { :end_inline_is_master_triggered } true;assume -2147483648 <= #t~ret25#1 && #t~ret25#1 <= 2147483647;~tmp~5#1 := #t~ret25#1;havoc #t~ret25#1; {96254#true} is VALID [2022-02-20 19:55:37,155 INFO L290 TraceCheckUtils]: 5: Hoare triple {96254#true} assume 0 != ~tmp~5#1;~m_st~0 := 0; {96254#true} is VALID [2022-02-20 19:55:37,155 INFO L290 TraceCheckUtils]: 6: Hoare triple {96254#true} assume { :begin_inline_is_transmit1_triggered } true;havoc is_transmit1_triggered_#res#1;havoc is_transmit1_triggered_~__retres1~5#1;havoc is_transmit1_triggered_~__retres1~5#1; {96254#true} is VALID [2022-02-20 19:55:37,155 INFO L290 TraceCheckUtils]: 7: Hoare triple {96254#true} assume !(1 == ~t1_pc~0); {96254#true} is VALID [2022-02-20 19:55:37,155 INFO L290 TraceCheckUtils]: 8: Hoare triple {96254#true} is_transmit1_triggered_~__retres1~5#1 := 0; {96254#true} is VALID [2022-02-20 19:55:37,155 INFO L290 TraceCheckUtils]: 9: Hoare triple {96254#true} is_transmit1_triggered_#res#1 := is_transmit1_triggered_~__retres1~5#1; {96254#true} is VALID [2022-02-20 19:55:37,155 INFO L290 TraceCheckUtils]: 10: Hoare triple {96254#true} #t~ret26#1 := is_transmit1_triggered_#res#1;assume { :end_inline_is_transmit1_triggered } true;assume -2147483648 <= #t~ret26#1 && #t~ret26#1 <= 2147483647;~tmp___0~2#1 := #t~ret26#1;havoc #t~ret26#1; {96254#true} is VALID [2022-02-20 19:55:37,155 INFO L290 TraceCheckUtils]: 11: Hoare triple {96254#true} assume 0 != ~tmp___0~2#1;~t1_st~0 := 0; {96254#true} is VALID [2022-02-20 19:55:37,156 INFO L290 TraceCheckUtils]: 12: Hoare triple {96254#true} assume { :begin_inline_is_transmit2_triggered } true;havoc is_transmit2_triggered_#res#1;havoc is_transmit2_triggered_~__retres1~6#1;havoc is_transmit2_triggered_~__retres1~6#1; {96254#true} is VALID [2022-02-20 19:55:37,156 INFO L290 TraceCheckUtils]: 13: Hoare triple {96254#true} assume 1 == ~t2_pc~0; {96254#true} is VALID [2022-02-20 19:55:37,156 INFO L290 TraceCheckUtils]: 14: Hoare triple {96254#true} assume 1 == ~E_2~0;is_transmit2_triggered_~__retres1~6#1 := 1; {96254#true} is VALID [2022-02-20 19:55:37,156 INFO L290 TraceCheckUtils]: 15: Hoare triple {96254#true} is_transmit2_triggered_#res#1 := is_transmit2_triggered_~__retres1~6#1; {96254#true} is VALID [2022-02-20 19:55:37,156 INFO L290 TraceCheckUtils]: 16: Hoare triple {96254#true} #t~ret27#1 := is_transmit2_triggered_#res#1;assume { :end_inline_is_transmit2_triggered } true;assume -2147483648 <= #t~ret27#1 && #t~ret27#1 <= 2147483647;~tmp___1~1#1 := #t~ret27#1;havoc #t~ret27#1; {96254#true} is VALID [2022-02-20 19:55:37,156 INFO L290 TraceCheckUtils]: 17: Hoare triple {96254#true} assume 0 != ~tmp___1~1#1;~t2_st~0 := 0; {96254#true} is VALID [2022-02-20 19:55:37,156 INFO L290 TraceCheckUtils]: 18: Hoare triple {96254#true} assume { :begin_inline_is_transmit3_triggered } true;havoc is_transmit3_triggered_#res#1;havoc is_transmit3_triggered_~__retres1~7#1;havoc is_transmit3_triggered_~__retres1~7#1; {96254#true} is VALID [2022-02-20 19:55:37,156 INFO L290 TraceCheckUtils]: 19: Hoare triple {96254#true} assume !(1 == ~t3_pc~0); {96254#true} is VALID [2022-02-20 19:55:37,156 INFO L290 TraceCheckUtils]: 20: Hoare triple {96254#true} is_transmit3_triggered_~__retres1~7#1 := 0; {96254#true} is VALID [2022-02-20 19:55:37,157 INFO L290 TraceCheckUtils]: 21: Hoare triple {96254#true} is_transmit3_triggered_#res#1 := is_transmit3_triggered_~__retres1~7#1; {96254#true} is VALID [2022-02-20 19:55:37,157 INFO L290 TraceCheckUtils]: 22: Hoare triple {96254#true} #t~ret28#1 := is_transmit3_triggered_#res#1;assume { :end_inline_is_transmit3_triggered } true;assume -2147483648 <= #t~ret28#1 && #t~ret28#1 <= 2147483647;~tmp___2~0#1 := #t~ret28#1;havoc #t~ret28#1; {96254#true} is VALID [2022-02-20 19:55:37,157 INFO L290 TraceCheckUtils]: 23: Hoare triple {96254#true} assume 0 != ~tmp___2~0#1;~t3_st~0 := 0; {96254#true} is VALID [2022-02-20 19:55:37,157 INFO L290 TraceCheckUtils]: 24: Hoare triple {96254#true} assume { :begin_inline_is_transmit4_triggered } true;havoc is_transmit4_triggered_#res#1;havoc is_transmit4_triggered_~__retres1~8#1;havoc is_transmit4_triggered_~__retres1~8#1; {96254#true} is VALID [2022-02-20 19:55:37,157 INFO L290 TraceCheckUtils]: 25: Hoare triple {96254#true} assume 1 == ~t4_pc~0; {96254#true} is VALID [2022-02-20 19:55:37,157 INFO L290 TraceCheckUtils]: 26: Hoare triple {96254#true} assume 1 == ~E_4~0;is_transmit4_triggered_~__retres1~8#1 := 1; {96254#true} is VALID [2022-02-20 19:55:37,157 INFO L290 TraceCheckUtils]: 27: Hoare triple {96254#true} is_transmit4_triggered_#res#1 := is_transmit4_triggered_~__retres1~8#1; {96254#true} is VALID [2022-02-20 19:55:37,157 INFO L290 TraceCheckUtils]: 28: Hoare triple {96254#true} #t~ret29#1 := is_transmit4_triggered_#res#1;assume { :end_inline_is_transmit4_triggered } true;assume -2147483648 <= #t~ret29#1 && #t~ret29#1 <= 2147483647;~tmp___3~0#1 := #t~ret29#1;havoc #t~ret29#1; {96254#true} is VALID [2022-02-20 19:55:37,157 INFO L290 TraceCheckUtils]: 29: Hoare triple {96254#true} assume 0 != ~tmp___3~0#1;~t4_st~0 := 0; {96254#true} is VALID [2022-02-20 19:55:37,158 INFO L290 TraceCheckUtils]: 30: Hoare triple {96254#true} assume true; {96254#true} is VALID [2022-02-20 19:55:37,158 INFO L284 TraceCheckUtils]: 31: Hoare quadruple {96254#true} {96255#false} #971#return; {96255#false} is VALID [2022-02-20 19:55:37,158 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2022-02-20 19:55:37,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 19:55:37,161 INFO L290 TraceCheckUtils]: 0: Hoare triple {96320#(and (= ~M_E~0 |old(~M_E~0)|) (= |old(~T1_E~0)| ~T1_E~0) (= ~E_M~0 |old(~E_M~0)|) (= |old(~T2_E~0)| ~T2_E~0) (= |old(~T4_E~0)| ~T4_E~0) (= ~E_3~0 |old(~E_3~0)|) (= ~E_1~0 |old(~E_1~0)|) (= ~E_4~0 |old(~E_4~0)|) (= ~E_2~0 |old(~E_2~0)|) (= |old(~T3_E~0)| ~T3_E~0))} assume 1 == ~M_E~0;~M_E~0 := 2; {96254#true} is VALID [2022-02-20 19:55:37,162 INFO L290 TraceCheckUtils]: 1: Hoare triple {96254#true} assume 1 == ~T1_E~0;~T1_E~0 := 2; {96254#true} is VALID [2022-02-20 19:55:37,162 INFO L290 TraceCheckUtils]: 2: Hoare triple {96254#true} assume 1 == ~T2_E~0;~T2_E~0 := 2; {96254#true} is VALID [2022-02-20 19:55:37,162 INFO L290 TraceCheckUtils]: 3: Hoare triple {96254#true} assume 1 == ~T3_E~0;~T3_E~0 := 2; {96254#true} is VALID [2022-02-20 19:55:37,162 INFO L290 TraceCheckUtils]: 4: Hoare triple {96254#true} assume 1 == ~T4_E~0;~T4_E~0 := 2; {96254#true} is VALID [2022-02-20 19:55:37,162 INFO L290 TraceCheckUtils]: 5: Hoare triple {96254#true} assume 1 == ~E_M~0;~E_M~0 := 2; {96254#true} is VALID [2022-02-20 19:55:37,162 INFO L290 TraceCheckUtils]: 6: Hoare triple {96254#true} assume !(1 == ~E_1~0); {96254#true} is VALID [2022-02-20 19:55:37,162 INFO L290 TraceCheckUtils]: 7: Hoare triple {96254#true} assume 1 == ~E_2~0;~E_2~0 := 2; {96254#true} is VALID [2022-02-20 19:55:37,162 INFO L290 TraceCheckUtils]: 8: Hoare triple {96254#true} assume 1 == ~E_3~0;~E_3~0 := 2; {96254#true} is VALID [2022-02-20 19:55:37,163 INFO L290 TraceCheckUtils]: 9: Hoare triple {96254#true} assume 1 == ~E_4~0;~E_4~0 := 2; {96254#true} is VALID [2022-02-20 19:55:37,163 INFO L290 TraceCheckUtils]: 10: Hoare triple {96254#true} assume true; {96254#true} is VALID [2022-02-20 19:55:37,163 INFO L284 TraceCheckUtils]: 11: Hoare quadruple {96254#true} {96255#false} #973#return; {96255#false} is VALID [2022-02-20 19:55:37,163 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2022-02-20 19:55:37,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 19:55:37,165 INFO L290 TraceCheckUtils]: 0: Hoare triple {96254#true} havoc ~__retres1~9; {96254#true} is VALID [2022-02-20 19:55:37,165 INFO L290 TraceCheckUtils]: 1: Hoare triple {96254#true} assume 0 == ~m_st~0;~__retres1~9 := 1; {96254#true} is VALID [2022-02-20 19:55:37,165 INFO L290 TraceCheckUtils]: 2: Hoare triple {96254#true} #res := ~__retres1~9; {96254#true} is VALID [2022-02-20 19:55:37,166 INFO L290 TraceCheckUtils]: 3: Hoare triple {96254#true} assume true; {96254#true} is VALID [2022-02-20 19:55:37,166 INFO L284 TraceCheckUtils]: 4: Hoare quadruple {96254#true} {96255#false} #975#return; {96255#false} is VALID [2022-02-20 19:55:37,166 INFO L290 TraceCheckUtils]: 0: Hoare triple {96254#true} assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(19, 2);call #Ultimate.allocInit(12, 3);~q_buf_0~0 := 0;~q_free~0 := 0;~q_read_ev~0 := 0;~q_write_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;~m_pc~0 := 0;~t1_pc~0 := 0;~t2_pc~0 := 0;~t3_pc~0 := 0;~t4_pc~0 := 0;~m_st~0 := 0;~t1_st~0 := 0;~t2_st~0 := 0;~t3_st~0 := 0;~t4_st~0 := 0;~m_i~0 := 0;~t1_i~0 := 0;~t2_i~0 := 0;~t3_i~0 := 0;~t4_i~0 := 0;~M_E~0 := 2;~T1_E~0 := 2;~T2_E~0 := 2;~T3_E~0 := 2;~T4_E~0 := 2;~E_M~0 := 2;~E_1~0 := 2;~E_2~0 := 2;~E_3~0 := 2;~E_4~0 := 2;~token~0 := 0;~local~0 := 0; {96256#(= ~T1_E~0 ~E_2~0)} is VALID [2022-02-20 19:55:37,167 INFO L290 TraceCheckUtils]: 1: Hoare triple {96256#(= ~T1_E~0 ~E_2~0)} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet33#1, main_#t~ret34#1, main_#t~ret35#1;assume -2147483648 <= main_#t~nondet33#1 && main_#t~nondet33#1 <= 2147483647; {96256#(= ~T1_E~0 ~E_2~0)} is VALID [2022-02-20 19:55:37,167 INFO L290 TraceCheckUtils]: 2: Hoare triple {96256#(= ~T1_E~0 ~E_2~0)} assume !(0 != main_#t~nondet33#1);havoc main_#t~nondet33#1;assume { :begin_inline_main2 } true;havoc main2_#res#1;havoc main2_~__retres1~10#1;havoc main2_~__retres1~10#1;assume { :begin_inline_init_model2 } true;~m_i~0 := 1;~t1_i~0 := 1;~t2_i~0 := 1;~t3_i~0 := 1;~t4_i~0 := 1; {96256#(= ~T1_E~0 ~E_2~0)} is VALID [2022-02-20 19:55:37,167 INFO L290 TraceCheckUtils]: 3: Hoare triple {96256#(= ~T1_E~0 ~E_2~0)} assume { :end_inline_init_model2 } true;assume { :begin_inline_start_simulation2 } true;havoc start_simulation2_#t~ret31#1, start_simulation2_#t~ret32#1, start_simulation2_~kernel_st~1#1, start_simulation2_~tmp~7#1, start_simulation2_~tmp___0~3#1;havoc start_simulation2_~kernel_st~1#1;havoc start_simulation2_~tmp~7#1;havoc start_simulation2_~tmp___0~3#1;start_simulation2_~kernel_st~1#1 := 0; {96256#(= ~T1_E~0 ~E_2~0)} is VALID [2022-02-20 19:55:37,167 INFO L272 TraceCheckUtils]: 4: Hoare triple {96256#(= ~T1_E~0 ~E_2~0)} call update_channels2(); {96254#true} is VALID [2022-02-20 19:55:37,167 INFO L290 TraceCheckUtils]: 5: Hoare triple {96254#true} assume true; {96254#true} is VALID [2022-02-20 19:55:37,168 INFO L284 TraceCheckUtils]: 6: Hoare quadruple {96254#true} {96256#(= ~T1_E~0 ~E_2~0)} #967#return; {96256#(= ~T1_E~0 ~E_2~0)} is VALID [2022-02-20 19:55:37,168 INFO L290 TraceCheckUtils]: 7: Hoare triple {96256#(= ~T1_E~0 ~E_2~0)} assume { :begin_inline_init_threads2 } true; {96256#(= ~T1_E~0 ~E_2~0)} is VALID [2022-02-20 19:55:37,168 INFO L290 TraceCheckUtils]: 8: Hoare triple {96256#(= ~T1_E~0 ~E_2~0)} assume 1 == ~m_i~0;~m_st~0 := 0; {96256#(= ~T1_E~0 ~E_2~0)} is VALID [2022-02-20 19:55:37,169 INFO L290 TraceCheckUtils]: 9: Hoare triple {96256#(= ~T1_E~0 ~E_2~0)} assume 1 == ~t1_i~0;~t1_st~0 := 0; {96256#(= ~T1_E~0 ~E_2~0)} is VALID [2022-02-20 19:55:37,169 INFO L290 TraceCheckUtils]: 10: Hoare triple {96256#(= ~T1_E~0 ~E_2~0)} assume 1 == ~t2_i~0;~t2_st~0 := 0; {96256#(= ~T1_E~0 ~E_2~0)} is VALID [2022-02-20 19:55:37,169 INFO L290 TraceCheckUtils]: 11: Hoare triple {96256#(= ~T1_E~0 ~E_2~0)} assume 1 == ~t3_i~0;~t3_st~0 := 0; {96256#(= ~T1_E~0 ~E_2~0)} is VALID [2022-02-20 19:55:37,169 INFO L290 TraceCheckUtils]: 12: Hoare triple {96256#(= ~T1_E~0 ~E_2~0)} assume 1 == ~t4_i~0;~t4_st~0 := 0; {96256#(= ~T1_E~0 ~E_2~0)} is VALID [2022-02-20 19:55:37,170 INFO L290 TraceCheckUtils]: 13: Hoare triple {96256#(= ~T1_E~0 ~E_2~0)} assume { :end_inline_init_threads2 } true; {96256#(= ~T1_E~0 ~E_2~0)} is VALID [2022-02-20 19:55:37,170 INFO L272 TraceCheckUtils]: 14: Hoare triple {96256#(= ~T1_E~0 ~E_2~0)} call fire_delta_events2(); {96320#(and (= ~M_E~0 |old(~M_E~0)|) (= |old(~T1_E~0)| ~T1_E~0) (= ~E_M~0 |old(~E_M~0)|) (= |old(~T2_E~0)| ~T2_E~0) (= |old(~T4_E~0)| ~T4_E~0) (= ~E_3~0 |old(~E_3~0)|) (= ~E_1~0 |old(~E_1~0)|) (= ~E_4~0 |old(~E_4~0)|) (= ~E_2~0 |old(~E_2~0)|) (= |old(~T3_E~0)| ~T3_E~0))} is VALID [2022-02-20 19:55:37,171 INFO L290 TraceCheckUtils]: 15: Hoare triple {96320#(and (= ~M_E~0 |old(~M_E~0)|) (= |old(~T1_E~0)| ~T1_E~0) (= ~E_M~0 |old(~E_M~0)|) (= |old(~T2_E~0)| ~T2_E~0) (= |old(~T4_E~0)| ~T4_E~0) (= ~E_3~0 |old(~E_3~0)|) (= ~E_1~0 |old(~E_1~0)|) (= ~E_4~0 |old(~E_4~0)|) (= ~E_2~0 |old(~E_2~0)|) (= |old(~T3_E~0)| ~T3_E~0))} assume !(0 == ~M_E~0); {96321#(and (= |old(~T1_E~0)| ~T1_E~0) (= ~E_2~0 |old(~E_2~0)|))} is VALID [2022-02-20 19:55:37,171 INFO L290 TraceCheckUtils]: 16: Hoare triple {96321#(and (= |old(~T1_E~0)| ~T1_E~0) (= ~E_2~0 |old(~E_2~0)|))} assume !(0 == ~T1_E~0); {96322#(and (not (= |old(~T1_E~0)| 0)) (= ~E_2~0 |old(~E_2~0)|))} is VALID [2022-02-20 19:55:37,171 INFO L290 TraceCheckUtils]: 17: Hoare triple {96322#(and (not (= |old(~T1_E~0)| 0)) (= ~E_2~0 |old(~E_2~0)|))} assume !(0 == ~T2_E~0); {96322#(and (not (= |old(~T1_E~0)| 0)) (= ~E_2~0 |old(~E_2~0)|))} is VALID [2022-02-20 19:55:37,172 INFO L290 TraceCheckUtils]: 18: Hoare triple {96322#(and (not (= |old(~T1_E~0)| 0)) (= ~E_2~0 |old(~E_2~0)|))} assume !(0 == ~T3_E~0); {96322#(and (not (= |old(~T1_E~0)| 0)) (= ~E_2~0 |old(~E_2~0)|))} is VALID [2022-02-20 19:55:37,172 INFO L290 TraceCheckUtils]: 19: Hoare triple {96322#(and (not (= |old(~T1_E~0)| 0)) (= ~E_2~0 |old(~E_2~0)|))} assume !(0 == ~T4_E~0); {96322#(and (not (= |old(~T1_E~0)| 0)) (= ~E_2~0 |old(~E_2~0)|))} is VALID [2022-02-20 19:55:37,172 INFO L290 TraceCheckUtils]: 20: Hoare triple {96322#(and (not (= |old(~T1_E~0)| 0)) (= ~E_2~0 |old(~E_2~0)|))} assume !(0 == ~E_M~0); {96322#(and (not (= |old(~T1_E~0)| 0)) (= ~E_2~0 |old(~E_2~0)|))} is VALID [2022-02-20 19:55:37,172 INFO L290 TraceCheckUtils]: 21: Hoare triple {96322#(and (not (= |old(~T1_E~0)| 0)) (= ~E_2~0 |old(~E_2~0)|))} assume !(0 == ~E_1~0); {96322#(and (not (= |old(~T1_E~0)| 0)) (= ~E_2~0 |old(~E_2~0)|))} is VALID [2022-02-20 19:55:37,173 INFO L290 TraceCheckUtils]: 22: Hoare triple {96322#(and (not (= |old(~T1_E~0)| 0)) (= ~E_2~0 |old(~E_2~0)|))} assume 0 == ~E_2~0;~E_2~0 := 1; {96323#(not (= |old(~T1_E~0)| |old(~E_2~0)|))} is VALID [2022-02-20 19:55:37,173 INFO L290 TraceCheckUtils]: 23: Hoare triple {96323#(not (= |old(~T1_E~0)| |old(~E_2~0)|))} assume 0 == ~E_3~0;~E_3~0 := 1; {96323#(not (= |old(~T1_E~0)| |old(~E_2~0)|))} is VALID [2022-02-20 19:55:37,173 INFO L290 TraceCheckUtils]: 24: Hoare triple {96323#(not (= |old(~T1_E~0)| |old(~E_2~0)|))} assume !(0 == ~E_4~0); {96323#(not (= |old(~T1_E~0)| |old(~E_2~0)|))} is VALID [2022-02-20 19:55:37,174 INFO L290 TraceCheckUtils]: 25: Hoare triple {96323#(not (= |old(~T1_E~0)| |old(~E_2~0)|))} assume true; {96323#(not (= |old(~T1_E~0)| |old(~E_2~0)|))} is VALID [2022-02-20 19:55:37,174 INFO L284 TraceCheckUtils]: 26: Hoare quadruple {96323#(not (= |old(~T1_E~0)| |old(~E_2~0)|))} {96256#(= ~T1_E~0 ~E_2~0)} #969#return; {96255#false} is VALID [2022-02-20 19:55:37,174 INFO L272 TraceCheckUtils]: 27: Hoare triple {96255#false} call activate_threads2(); {96324#(and (= |old(~t1_st~0)| ~t1_st~0) (= ~m_st~0 |old(~m_st~0)|) (= |old(~t2_st~0)| ~t2_st~0) (= |old(~t3_st~0)| ~t3_st~0) (= |old(~t4_st~0)| ~t4_st~0))} is VALID [2022-02-20 19:55:37,174 INFO L290 TraceCheckUtils]: 28: Hoare triple {96324#(and (= |old(~t1_st~0)| ~t1_st~0) (= ~m_st~0 |old(~m_st~0)|) (= |old(~t2_st~0)| ~t2_st~0) (= |old(~t3_st~0)| ~t3_st~0) (= |old(~t4_st~0)| ~t4_st~0))} havoc ~tmp~5#1;havoc ~tmp___0~2#1;havoc ~tmp___1~1#1;havoc ~tmp___2~0#1;havoc ~tmp___3~0#1;assume { :begin_inline_is_master_triggered } true;havoc is_master_triggered_#res#1;havoc is_master_triggered_~__retres1~4#1;havoc is_master_triggered_~__retres1~4#1; {96254#true} is VALID [2022-02-20 19:55:37,174 INFO L290 TraceCheckUtils]: 29: Hoare triple {96254#true} assume 1 == ~m_pc~0; {96254#true} is VALID [2022-02-20 19:55:37,174 INFO L290 TraceCheckUtils]: 30: Hoare triple {96254#true} assume 1 == ~E_M~0;is_master_triggered_~__retres1~4#1 := 1; {96254#true} is VALID [2022-02-20 19:55:37,175 INFO L290 TraceCheckUtils]: 31: Hoare triple {96254#true} is_master_triggered_#res#1 := is_master_triggered_~__retres1~4#1; {96254#true} is VALID [2022-02-20 19:55:37,175 INFO L290 TraceCheckUtils]: 32: Hoare triple {96254#true} #t~ret25#1 := is_master_triggered_#res#1;assume { :end_inline_is_master_triggered } true;assume -2147483648 <= #t~ret25#1 && #t~ret25#1 <= 2147483647;~tmp~5#1 := #t~ret25#1;havoc #t~ret25#1; {96254#true} is VALID [2022-02-20 19:55:37,175 INFO L290 TraceCheckUtils]: 33: Hoare triple {96254#true} assume 0 != ~tmp~5#1;~m_st~0 := 0; {96254#true} is VALID [2022-02-20 19:55:37,175 INFO L290 TraceCheckUtils]: 34: Hoare triple {96254#true} assume { :begin_inline_is_transmit1_triggered } true;havoc is_transmit1_triggered_#res#1;havoc is_transmit1_triggered_~__retres1~5#1;havoc is_transmit1_triggered_~__retres1~5#1; {96254#true} is VALID [2022-02-20 19:55:37,175 INFO L290 TraceCheckUtils]: 35: Hoare triple {96254#true} assume !(1 == ~t1_pc~0); {96254#true} is VALID [2022-02-20 19:55:37,175 INFO L290 TraceCheckUtils]: 36: Hoare triple {96254#true} is_transmit1_triggered_~__retres1~5#1 := 0; {96254#true} is VALID [2022-02-20 19:55:37,175 INFO L290 TraceCheckUtils]: 37: Hoare triple {96254#true} is_transmit1_triggered_#res#1 := is_transmit1_triggered_~__retres1~5#1; {96254#true} is VALID [2022-02-20 19:55:37,175 INFO L290 TraceCheckUtils]: 38: Hoare triple {96254#true} #t~ret26#1 := is_transmit1_triggered_#res#1;assume { :end_inline_is_transmit1_triggered } true;assume -2147483648 <= #t~ret26#1 && #t~ret26#1 <= 2147483647;~tmp___0~2#1 := #t~ret26#1;havoc #t~ret26#1; {96254#true} is VALID [2022-02-20 19:55:37,175 INFO L290 TraceCheckUtils]: 39: Hoare triple {96254#true} assume 0 != ~tmp___0~2#1;~t1_st~0 := 0; {96254#true} is VALID [2022-02-20 19:55:37,175 INFO L290 TraceCheckUtils]: 40: Hoare triple {96254#true} assume { :begin_inline_is_transmit2_triggered } true;havoc is_transmit2_triggered_#res#1;havoc is_transmit2_triggered_~__retres1~6#1;havoc is_transmit2_triggered_~__retres1~6#1; {96254#true} is VALID [2022-02-20 19:55:37,176 INFO L290 TraceCheckUtils]: 41: Hoare triple {96254#true} assume 1 == ~t2_pc~0; {96254#true} is VALID [2022-02-20 19:55:37,176 INFO L290 TraceCheckUtils]: 42: Hoare triple {96254#true} assume 1 == ~E_2~0;is_transmit2_triggered_~__retres1~6#1 := 1; {96254#true} is VALID [2022-02-20 19:55:37,176 INFO L290 TraceCheckUtils]: 43: Hoare triple {96254#true} is_transmit2_triggered_#res#1 := is_transmit2_triggered_~__retres1~6#1; {96254#true} is VALID [2022-02-20 19:55:37,176 INFO L290 TraceCheckUtils]: 44: Hoare triple {96254#true} #t~ret27#1 := is_transmit2_triggered_#res#1;assume { :end_inline_is_transmit2_triggered } true;assume -2147483648 <= #t~ret27#1 && #t~ret27#1 <= 2147483647;~tmp___1~1#1 := #t~ret27#1;havoc #t~ret27#1; {96254#true} is VALID [2022-02-20 19:55:37,176 INFO L290 TraceCheckUtils]: 45: Hoare triple {96254#true} assume 0 != ~tmp___1~1#1;~t2_st~0 := 0; {96254#true} is VALID [2022-02-20 19:55:37,176 INFO L290 TraceCheckUtils]: 46: Hoare triple {96254#true} assume { :begin_inline_is_transmit3_triggered } true;havoc is_transmit3_triggered_#res#1;havoc is_transmit3_triggered_~__retres1~7#1;havoc is_transmit3_triggered_~__retres1~7#1; {96254#true} is VALID [2022-02-20 19:55:37,176 INFO L290 TraceCheckUtils]: 47: Hoare triple {96254#true} assume !(1 == ~t3_pc~0); {96254#true} is VALID [2022-02-20 19:55:37,176 INFO L290 TraceCheckUtils]: 48: Hoare triple {96254#true} is_transmit3_triggered_~__retres1~7#1 := 0; {96254#true} is VALID [2022-02-20 19:55:37,176 INFO L290 TraceCheckUtils]: 49: Hoare triple {96254#true} is_transmit3_triggered_#res#1 := is_transmit3_triggered_~__retres1~7#1; {96254#true} is VALID [2022-02-20 19:55:37,177 INFO L290 TraceCheckUtils]: 50: Hoare triple {96254#true} #t~ret28#1 := is_transmit3_triggered_#res#1;assume { :end_inline_is_transmit3_triggered } true;assume -2147483648 <= #t~ret28#1 && #t~ret28#1 <= 2147483647;~tmp___2~0#1 := #t~ret28#1;havoc #t~ret28#1; {96254#true} is VALID [2022-02-20 19:55:37,177 INFO L290 TraceCheckUtils]: 51: Hoare triple {96254#true} assume 0 != ~tmp___2~0#1;~t3_st~0 := 0; {96254#true} is VALID [2022-02-20 19:55:37,177 INFO L290 TraceCheckUtils]: 52: Hoare triple {96254#true} assume { :begin_inline_is_transmit4_triggered } true;havoc is_transmit4_triggered_#res#1;havoc is_transmit4_triggered_~__retres1~8#1;havoc is_transmit4_triggered_~__retres1~8#1; {96254#true} is VALID [2022-02-20 19:55:37,177 INFO L290 TraceCheckUtils]: 53: Hoare triple {96254#true} assume 1 == ~t4_pc~0; {96254#true} is VALID [2022-02-20 19:55:37,177 INFO L290 TraceCheckUtils]: 54: Hoare triple {96254#true} assume 1 == ~E_4~0;is_transmit4_triggered_~__retres1~8#1 := 1; {96254#true} is VALID [2022-02-20 19:55:37,177 INFO L290 TraceCheckUtils]: 55: Hoare triple {96254#true} is_transmit4_triggered_#res#1 := is_transmit4_triggered_~__retres1~8#1; {96254#true} is VALID [2022-02-20 19:55:37,177 INFO L290 TraceCheckUtils]: 56: Hoare triple {96254#true} #t~ret29#1 := is_transmit4_triggered_#res#1;assume { :end_inline_is_transmit4_triggered } true;assume -2147483648 <= #t~ret29#1 && #t~ret29#1 <= 2147483647;~tmp___3~0#1 := #t~ret29#1;havoc #t~ret29#1; {96254#true} is VALID [2022-02-20 19:55:37,177 INFO L290 TraceCheckUtils]: 57: Hoare triple {96254#true} assume 0 != ~tmp___3~0#1;~t4_st~0 := 0; {96254#true} is VALID [2022-02-20 19:55:37,177 INFO L290 TraceCheckUtils]: 58: Hoare triple {96254#true} assume true; {96254#true} is VALID [2022-02-20 19:55:37,177 INFO L284 TraceCheckUtils]: 59: Hoare quadruple {96254#true} {96255#false} #971#return; {96255#false} is VALID [2022-02-20 19:55:37,178 INFO L272 TraceCheckUtils]: 60: Hoare triple {96255#false} call reset_delta_events2(); {96320#(and (= ~M_E~0 |old(~M_E~0)|) (= |old(~T1_E~0)| ~T1_E~0) (= ~E_M~0 |old(~E_M~0)|) (= |old(~T2_E~0)| ~T2_E~0) (= |old(~T4_E~0)| ~T4_E~0) (= ~E_3~0 |old(~E_3~0)|) (= ~E_1~0 |old(~E_1~0)|) (= ~E_4~0 |old(~E_4~0)|) (= ~E_2~0 |old(~E_2~0)|) (= |old(~T3_E~0)| ~T3_E~0))} is VALID [2022-02-20 19:55:37,178 INFO L290 TraceCheckUtils]: 61: Hoare triple {96320#(and (= ~M_E~0 |old(~M_E~0)|) (= |old(~T1_E~0)| ~T1_E~0) (= ~E_M~0 |old(~E_M~0)|) (= |old(~T2_E~0)| ~T2_E~0) (= |old(~T4_E~0)| ~T4_E~0) (= ~E_3~0 |old(~E_3~0)|) (= ~E_1~0 |old(~E_1~0)|) (= ~E_4~0 |old(~E_4~0)|) (= ~E_2~0 |old(~E_2~0)|) (= |old(~T3_E~0)| ~T3_E~0))} assume 1 == ~M_E~0;~M_E~0 := 2; {96254#true} is VALID [2022-02-20 19:55:37,178 INFO L290 TraceCheckUtils]: 62: Hoare triple {96254#true} assume 1 == ~T1_E~0;~T1_E~0 := 2; {96254#true} is VALID [2022-02-20 19:55:37,178 INFO L290 TraceCheckUtils]: 63: Hoare triple {96254#true} assume 1 == ~T2_E~0;~T2_E~0 := 2; {96254#true} is VALID [2022-02-20 19:55:37,178 INFO L290 TraceCheckUtils]: 64: Hoare triple {96254#true} assume 1 == ~T3_E~0;~T3_E~0 := 2; {96254#true} is VALID [2022-02-20 19:55:37,178 INFO L290 TraceCheckUtils]: 65: Hoare triple {96254#true} assume 1 == ~T4_E~0;~T4_E~0 := 2; {96254#true} is VALID [2022-02-20 19:55:37,178 INFO L290 TraceCheckUtils]: 66: Hoare triple {96254#true} assume 1 == ~E_M~0;~E_M~0 := 2; {96254#true} is VALID [2022-02-20 19:55:37,178 INFO L290 TraceCheckUtils]: 67: Hoare triple {96254#true} assume !(1 == ~E_1~0); {96254#true} is VALID [2022-02-20 19:55:37,178 INFO L290 TraceCheckUtils]: 68: Hoare triple {96254#true} assume 1 == ~E_2~0;~E_2~0 := 2; {96254#true} is VALID [2022-02-20 19:55:37,178 INFO L290 TraceCheckUtils]: 69: Hoare triple {96254#true} assume 1 == ~E_3~0;~E_3~0 := 2; {96254#true} is VALID [2022-02-20 19:55:37,179 INFO L290 TraceCheckUtils]: 70: Hoare triple {96254#true} assume 1 == ~E_4~0;~E_4~0 := 2; {96254#true} is VALID [2022-02-20 19:55:37,179 INFO L290 TraceCheckUtils]: 71: Hoare triple {96254#true} assume true; {96254#true} is VALID [2022-02-20 19:55:37,179 INFO L284 TraceCheckUtils]: 72: Hoare quadruple {96254#true} {96255#false} #973#return; {96255#false} is VALID [2022-02-20 19:55:37,179 INFO L290 TraceCheckUtils]: 73: Hoare triple {96255#false} assume !false; {96255#false} is VALID [2022-02-20 19:55:37,179 INFO L290 TraceCheckUtils]: 74: Hoare triple {96255#false} start_simulation2_~kernel_st~1#1 := 1;assume { :begin_inline_eval2 } true;havoc eval2_#t~ret19#1, eval2_#t~nondet20#1, eval2_~tmp_ndt_1~0#1, eval2_#t~nondet21#1, eval2_~tmp_ndt_2~0#1, eval2_#t~nondet22#1, eval2_~tmp_ndt_3~0#1, eval2_#t~nondet23#1, eval2_~tmp_ndt_4~0#1, eval2_#t~nondet24#1, eval2_~tmp_ndt_5~0#1, eval2_~tmp~4#1;havoc eval2_~tmp~4#1; {96255#false} is VALID [2022-02-20 19:55:37,179 INFO L290 TraceCheckUtils]: 75: Hoare triple {96255#false} assume !false; {96255#false} is VALID [2022-02-20 19:55:37,179 INFO L272 TraceCheckUtils]: 76: Hoare triple {96255#false} call eval2_#t~ret19#1 := exists_runnable_thread2(); {96254#true} is VALID [2022-02-20 19:55:37,179 INFO L290 TraceCheckUtils]: 77: Hoare triple {96254#true} havoc ~__retres1~9; {96254#true} is VALID [2022-02-20 19:55:37,179 INFO L290 TraceCheckUtils]: 78: Hoare triple {96254#true} assume 0 == ~m_st~0;~__retres1~9 := 1; {96254#true} is VALID [2022-02-20 19:55:37,180 INFO L290 TraceCheckUtils]: 79: Hoare triple {96254#true} #res := ~__retres1~9; {96254#true} is VALID [2022-02-20 19:55:37,180 INFO L290 TraceCheckUtils]: 80: Hoare triple {96254#true} assume true; {96254#true} is VALID [2022-02-20 19:55:37,180 INFO L284 TraceCheckUtils]: 81: Hoare quadruple {96254#true} {96255#false} #975#return; {96255#false} is VALID [2022-02-20 19:55:37,180 INFO L290 TraceCheckUtils]: 82: Hoare triple {96255#false} assume -2147483648 <= eval2_#t~ret19#1 && eval2_#t~ret19#1 <= 2147483647;eval2_~tmp~4#1 := eval2_#t~ret19#1;havoc eval2_#t~ret19#1; {96255#false} is VALID [2022-02-20 19:55:37,180 INFO L290 TraceCheckUtils]: 83: Hoare triple {96255#false} assume 0 != eval2_~tmp~4#1; {96255#false} is VALID [2022-02-20 19:55:37,180 INFO L290 TraceCheckUtils]: 84: Hoare triple {96255#false} assume 0 == ~m_st~0;havoc eval2_~tmp_ndt_1~0#1;assume -2147483648 <= eval2_#t~nondet20#1 && eval2_#t~nondet20#1 <= 2147483647;eval2_~tmp_ndt_1~0#1 := eval2_#t~nondet20#1;havoc eval2_#t~nondet20#1; {96255#false} is VALID [2022-02-20 19:55:37,180 INFO L290 TraceCheckUtils]: 85: Hoare triple {96255#false} assume 0 != eval2_~tmp_ndt_1~0#1;~m_st~0 := 1;assume { :begin_inline_master } true;havoc master_#t~nondet17#1, master_#t~nondet18#1, master_~tmp_var~0#1;assume -2147483648 <= master_#t~nondet17#1 && master_#t~nondet17#1 <= 2147483647;master_~tmp_var~0#1 := master_#t~nondet17#1;havoc master_#t~nondet17#1; {96255#false} is VALID [2022-02-20 19:55:37,180 INFO L290 TraceCheckUtils]: 86: Hoare triple {96255#false} assume !(0 == ~m_pc~0); {96255#false} is VALID [2022-02-20 19:55:37,180 INFO L290 TraceCheckUtils]: 87: Hoare triple {96255#false} assume 1 == ~m_pc~0; {96255#false} is VALID [2022-02-20 19:55:37,180 INFO L290 TraceCheckUtils]: 88: Hoare triple {96255#false} assume ~token~0 != 4 + ~local~0; {96255#false} is VALID [2022-02-20 19:55:37,181 INFO L272 TraceCheckUtils]: 89: Hoare triple {96255#false} call error2(); {96255#false} is VALID [2022-02-20 19:55:37,181 INFO L290 TraceCheckUtils]: 90: Hoare triple {96255#false} assume !false; {96255#false} is VALID [2022-02-20 19:55:37,181 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-20 19:55:37,181 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 19:55:37,181 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [80410367] [2022-02-20 19:55:37,181 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [80410367] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 19:55:37,181 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 19:55:37,181 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-02-20 19:55:37,182 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [436331758] [2022-02-20 19:55:37,182 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 19:55:37,182 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 10.0) internal successors, (80), 6 states have internal predecessors, (80), 2 states have call successors, (6), 4 states have call predecessors, (6), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) Word has length 91 [2022-02-20 19:55:37,182 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 19:55:37,182 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 8 states, 8 states have (on average 10.0) internal successors, (80), 6 states have internal predecessors, (80), 2 states have call successors, (6), 4 states have call predecessors, (6), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2022-02-20 19:55:37,230 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 91 edges. 91 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 19:55:37,230 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-02-20 19:55:37,231 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 19:55:37,231 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-02-20 19:55:37,231 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2022-02-20 19:55:37,231 INFO L87 Difference]: Start difference. First operand 2350 states and 3353 transitions. Second operand has 8 states, 8 states have (on average 10.0) internal successors, (80), 6 states have internal predecessors, (80), 2 states have call successors, (6), 4 states have call predecessors, (6), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2022-02-20 19:55:42,159 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 19:55:42,159 INFO L93 Difference]: Finished difference Result 6370 states and 9715 transitions. [2022-02-20 19:55:42,159 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-02-20 19:55:42,159 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 10.0) internal successors, (80), 6 states have internal predecessors, (80), 2 states have call successors, (6), 4 states have call predecessors, (6), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) Word has length 91 [2022-02-20 19:55:42,159 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-20 19:55:42,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8 states, 8 states have (on average 10.0) internal successors, (80), 6 states have internal predecessors, (80), 2 states have call successors, (6), 4 states have call predecessors, (6), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2022-02-20 19:55:42,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 1168 transitions. [2022-02-20 19:55:42,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8 states, 8 states have (on average 10.0) internal successors, (80), 6 states have internal predecessors, (80), 2 states have call successors, (6), 4 states have call predecessors, (6), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2022-02-20 19:55:42,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 1168 transitions. [2022-02-20 19:55:42,170 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 17 states and 1168 transitions. [2022-02-20 19:55:42,965 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 1168 edges. 1168 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 19:55:43,841 INFO L225 Difference]: With dead ends: 6370 [2022-02-20 19:55:43,841 INFO L226 Difference]: Without dead ends: 4976 [2022-02-20 19:55:43,844 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 67 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=104, Invalid=276, Unknown=0, NotChecked=0, Total=380 [2022-02-20 19:55:43,844 INFO L933 BasicCegarLoop]: 528 mSDtfsCounter, 1095 mSDsluCounter, 1225 mSDsCounter, 0 mSdLazyCounter, 1428 mSolverCounterSat, 121 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1117 SdHoareTripleChecker+Valid, 1753 SdHoareTripleChecker+Invalid, 1549 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 121 IncrementalHoareTripleChecker+Valid, 1428 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-02-20 19:55:43,844 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1117 Valid, 1753 Invalid, 1549 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [121 Valid, 1428 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-02-20 19:55:43,847 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4976 states. [2022-02-20 19:55:44,101 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4976 to 3808. [2022-02-20 19:55:44,101 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-20 19:55:44,106 INFO L82 GeneralOperation]: Start isEquivalent. First operand 4976 states. Second operand has 3808 states, 3334 states have (on average 1.455608878224355) internal successors, (4853), 3418 states have internal predecessors, (4853), 265 states have call successors, (265), 134 states have call predecessors, (265), 207 states have return successors, (585), 271 states have call predecessors, (585), 262 states have call successors, (585) [2022-02-20 19:55:44,108 INFO L74 IsIncluded]: Start isIncluded. First operand 4976 states. Second operand has 3808 states, 3334 states have (on average 1.455608878224355) internal successors, (4853), 3418 states have internal predecessors, (4853), 265 states have call successors, (265), 134 states have call predecessors, (265), 207 states have return successors, (585), 271 states have call predecessors, (585), 262 states have call successors, (585) [2022-02-20 19:55:44,111 INFO L87 Difference]: Start difference. First operand 4976 states. Second operand has 3808 states, 3334 states have (on average 1.455608878224355) internal successors, (4853), 3418 states have internal predecessors, (4853), 265 states have call successors, (265), 134 states have call predecessors, (265), 207 states have return successors, (585), 271 states have call predecessors, (585), 262 states have call successors, (585) [2022-02-20 19:55:44,744 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 19:55:44,744 INFO L93 Difference]: Finished difference Result 4976 states and 7543 transitions. [2022-02-20 19:55:44,744 INFO L276 IsEmpty]: Start isEmpty. Operand 4976 states and 7543 transitions. [2022-02-20 19:55:44,750 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 19:55:44,751 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 19:55:44,755 INFO L74 IsIncluded]: Start isIncluded. First operand has 3808 states, 3334 states have (on average 1.455608878224355) internal successors, (4853), 3418 states have internal predecessors, (4853), 265 states have call successors, (265), 134 states have call predecessors, (265), 207 states have return successors, (585), 271 states have call predecessors, (585), 262 states have call successors, (585) Second operand 4976 states. [2022-02-20 19:55:44,758 INFO L87 Difference]: Start difference. First operand has 3808 states, 3334 states have (on average 1.455608878224355) internal successors, (4853), 3418 states have internal predecessors, (4853), 265 states have call successors, (265), 134 states have call predecessors, (265), 207 states have return successors, (585), 271 states have call predecessors, (585), 262 states have call successors, (585) Second operand 4976 states. [2022-02-20 19:55:45,385 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 19:55:45,385 INFO L93 Difference]: Finished difference Result 4976 states and 7543 transitions. [2022-02-20 19:55:45,385 INFO L276 IsEmpty]: Start isEmpty. Operand 4976 states and 7543 transitions. [2022-02-20 19:55:45,390 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 19:55:45,390 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 19:55:45,391 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-20 19:55:45,391 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-20 19:55:45,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3808 states, 3334 states have (on average 1.455608878224355) internal successors, (4853), 3418 states have internal predecessors, (4853), 265 states have call successors, (265), 134 states have call predecessors, (265), 207 states have return successors, (585), 271 states have call predecessors, (585), 262 states have call successors, (585) [2022-02-20 19:55:45,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3808 states to 3808 states and 5703 transitions. [2022-02-20 19:55:45,947 INFO L78 Accepts]: Start accepts. Automaton has 3808 states and 5703 transitions. Word has length 91 [2022-02-20 19:55:45,947 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 19:55:45,947 INFO L470 AbstractCegarLoop]: Abstraction has 3808 states and 5703 transitions. [2022-02-20 19:55:45,947 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 10.0) internal successors, (80), 6 states have internal predecessors, (80), 2 states have call successors, (6), 4 states have call predecessors, (6), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2022-02-20 19:55:45,947 INFO L276 IsEmpty]: Start isEmpty. Operand 3808 states and 5703 transitions. [2022-02-20 19:55:45,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2022-02-20 19:55:45,950 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 19:55:45,950 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-20 19:55:45,950 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2022-02-20 19:55:45,950 INFO L402 AbstractCegarLoop]: === Iteration 18 === Targeting error2Err0ASSERT_VIOLATIONERROR_FUNCTION === [error1Err0ASSERT_VIOLATIONERROR_FUNCTION, error2Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-20 19:55:45,950 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 19:55:45,950 INFO L85 PathProgramCache]: Analyzing trace with hash -1575873362, now seen corresponding path program 1 times [2022-02-20 19:55:45,950 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 19:55:45,950 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1801123276] [2022-02-20 19:55:45,950 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 19:55:45,950 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 19:55:45,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 19:55:45,970 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-02-20 19:55:45,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 19:55:45,972 INFO L290 TraceCheckUtils]: 0: Hoare triple {119423#true} assume true; {119423#true} is VALID [2022-02-20 19:55:45,973 INFO L284 TraceCheckUtils]: 1: Hoare quadruple {119423#true} {119425#(not (= ~E_3~0 0))} #967#return; {119425#(not (= ~E_3~0 0))} is VALID [2022-02-20 19:55:45,982 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-02-20 19:55:45,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 19:55:45,994 INFO L290 TraceCheckUtils]: 0: Hoare triple {119489#(and (= ~M_E~0 |old(~M_E~0)|) (= |old(~T1_E~0)| ~T1_E~0) (= ~E_M~0 |old(~E_M~0)|) (= |old(~T2_E~0)| ~T2_E~0) (= |old(~T4_E~0)| ~T4_E~0) (= ~E_3~0 |old(~E_3~0)|) (= ~E_1~0 |old(~E_1~0)|) (= ~E_4~0 |old(~E_4~0)|) (= ~E_2~0 |old(~E_2~0)|) (= |old(~T3_E~0)| ~T3_E~0))} assume !(0 == ~M_E~0); {119490#(= ~E_3~0 |old(~E_3~0)|)} is VALID [2022-02-20 19:55:45,994 INFO L290 TraceCheckUtils]: 1: Hoare triple {119490#(= ~E_3~0 |old(~E_3~0)|)} assume !(0 == ~T1_E~0); {119490#(= ~E_3~0 |old(~E_3~0)|)} is VALID [2022-02-20 19:55:45,994 INFO L290 TraceCheckUtils]: 2: Hoare triple {119490#(= ~E_3~0 |old(~E_3~0)|)} assume !(0 == ~T2_E~0); {119490#(= ~E_3~0 |old(~E_3~0)|)} is VALID [2022-02-20 19:55:45,995 INFO L290 TraceCheckUtils]: 3: Hoare triple {119490#(= ~E_3~0 |old(~E_3~0)|)} assume !(0 == ~T3_E~0); {119490#(= ~E_3~0 |old(~E_3~0)|)} is VALID [2022-02-20 19:55:45,995 INFO L290 TraceCheckUtils]: 4: Hoare triple {119490#(= ~E_3~0 |old(~E_3~0)|)} assume !(0 == ~T4_E~0); {119490#(= ~E_3~0 |old(~E_3~0)|)} is VALID [2022-02-20 19:55:45,995 INFO L290 TraceCheckUtils]: 5: Hoare triple {119490#(= ~E_3~0 |old(~E_3~0)|)} assume !(0 == ~E_M~0); {119490#(= ~E_3~0 |old(~E_3~0)|)} is VALID [2022-02-20 19:55:45,995 INFO L290 TraceCheckUtils]: 6: Hoare triple {119490#(= ~E_3~0 |old(~E_3~0)|)} assume !(0 == ~E_1~0); {119490#(= ~E_3~0 |old(~E_3~0)|)} is VALID [2022-02-20 19:55:45,996 INFO L290 TraceCheckUtils]: 7: Hoare triple {119490#(= ~E_3~0 |old(~E_3~0)|)} assume !(0 == ~E_2~0); {119490#(= ~E_3~0 |old(~E_3~0)|)} is VALID [2022-02-20 19:55:45,996 INFO L290 TraceCheckUtils]: 8: Hoare triple {119490#(= ~E_3~0 |old(~E_3~0)|)} assume 0 == ~E_3~0;~E_3~0 := 1; {119491#(= |old(~E_3~0)| 0)} is VALID [2022-02-20 19:55:45,996 INFO L290 TraceCheckUtils]: 9: Hoare triple {119491#(= |old(~E_3~0)| 0)} assume !(0 == ~E_4~0); {119491#(= |old(~E_3~0)| 0)} is VALID [2022-02-20 19:55:45,996 INFO L290 TraceCheckUtils]: 10: Hoare triple {119491#(= |old(~E_3~0)| 0)} assume true; {119491#(= |old(~E_3~0)| 0)} is VALID [2022-02-20 19:55:45,997 INFO L284 TraceCheckUtils]: 11: Hoare quadruple {119491#(= |old(~E_3~0)| 0)} {119425#(not (= ~E_3~0 0))} #969#return; {119424#false} is VALID [2022-02-20 19:55:46,003 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2022-02-20 19:55:46,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 19:55:46,011 INFO L290 TraceCheckUtils]: 0: Hoare triple {119492#(and (= |old(~t1_st~0)| ~t1_st~0) (= ~m_st~0 |old(~m_st~0)|) (= |old(~t2_st~0)| ~t2_st~0) (= |old(~t3_st~0)| ~t3_st~0) (= |old(~t4_st~0)| ~t4_st~0))} havoc ~tmp~5#1;havoc ~tmp___0~2#1;havoc ~tmp___1~1#1;havoc ~tmp___2~0#1;havoc ~tmp___3~0#1;assume { :begin_inline_is_master_triggered } true;havoc is_master_triggered_#res#1;havoc is_master_triggered_~__retres1~4#1;havoc is_master_triggered_~__retres1~4#1; {119423#true} is VALID [2022-02-20 19:55:46,011 INFO L290 TraceCheckUtils]: 1: Hoare triple {119423#true} assume 1 == ~m_pc~0; {119423#true} is VALID [2022-02-20 19:55:46,011 INFO L290 TraceCheckUtils]: 2: Hoare triple {119423#true} assume 1 == ~E_M~0;is_master_triggered_~__retres1~4#1 := 1; {119423#true} is VALID [2022-02-20 19:55:46,011 INFO L290 TraceCheckUtils]: 3: Hoare triple {119423#true} is_master_triggered_#res#1 := is_master_triggered_~__retres1~4#1; {119423#true} is VALID [2022-02-20 19:55:46,011 INFO L290 TraceCheckUtils]: 4: Hoare triple {119423#true} #t~ret25#1 := is_master_triggered_#res#1;assume { :end_inline_is_master_triggered } true;assume -2147483648 <= #t~ret25#1 && #t~ret25#1 <= 2147483647;~tmp~5#1 := #t~ret25#1;havoc #t~ret25#1; {119423#true} is VALID [2022-02-20 19:55:46,011 INFO L290 TraceCheckUtils]: 5: Hoare triple {119423#true} assume 0 != ~tmp~5#1;~m_st~0 := 0; {119423#true} is VALID [2022-02-20 19:55:46,011 INFO L290 TraceCheckUtils]: 6: Hoare triple {119423#true} assume { :begin_inline_is_transmit1_triggered } true;havoc is_transmit1_triggered_#res#1;havoc is_transmit1_triggered_~__retres1~5#1;havoc is_transmit1_triggered_~__retres1~5#1; {119423#true} is VALID [2022-02-20 19:55:46,012 INFO L290 TraceCheckUtils]: 7: Hoare triple {119423#true} assume !(1 == ~t1_pc~0); {119423#true} is VALID [2022-02-20 19:55:46,012 INFO L290 TraceCheckUtils]: 8: Hoare triple {119423#true} is_transmit1_triggered_~__retres1~5#1 := 0; {119423#true} is VALID [2022-02-20 19:55:46,012 INFO L290 TraceCheckUtils]: 9: Hoare triple {119423#true} is_transmit1_triggered_#res#1 := is_transmit1_triggered_~__retres1~5#1; {119423#true} is VALID [2022-02-20 19:55:46,012 INFO L290 TraceCheckUtils]: 10: Hoare triple {119423#true} #t~ret26#1 := is_transmit1_triggered_#res#1;assume { :end_inline_is_transmit1_triggered } true;assume -2147483648 <= #t~ret26#1 && #t~ret26#1 <= 2147483647;~tmp___0~2#1 := #t~ret26#1;havoc #t~ret26#1; {119423#true} is VALID [2022-02-20 19:55:46,012 INFO L290 TraceCheckUtils]: 11: Hoare triple {119423#true} assume 0 != ~tmp___0~2#1;~t1_st~0 := 0; {119423#true} is VALID [2022-02-20 19:55:46,012 INFO L290 TraceCheckUtils]: 12: Hoare triple {119423#true} assume { :begin_inline_is_transmit2_triggered } true;havoc is_transmit2_triggered_#res#1;havoc is_transmit2_triggered_~__retres1~6#1;havoc is_transmit2_triggered_~__retres1~6#1; {119423#true} is VALID [2022-02-20 19:55:46,012 INFO L290 TraceCheckUtils]: 13: Hoare triple {119423#true} assume 1 == ~t2_pc~0; {119423#true} is VALID [2022-02-20 19:55:46,012 INFO L290 TraceCheckUtils]: 14: Hoare triple {119423#true} assume 1 == ~E_2~0;is_transmit2_triggered_~__retres1~6#1 := 1; {119423#true} is VALID [2022-02-20 19:55:46,012 INFO L290 TraceCheckUtils]: 15: Hoare triple {119423#true} is_transmit2_triggered_#res#1 := is_transmit2_triggered_~__retres1~6#1; {119423#true} is VALID [2022-02-20 19:55:46,012 INFO L290 TraceCheckUtils]: 16: Hoare triple {119423#true} #t~ret27#1 := is_transmit2_triggered_#res#1;assume { :end_inline_is_transmit2_triggered } true;assume -2147483648 <= #t~ret27#1 && #t~ret27#1 <= 2147483647;~tmp___1~1#1 := #t~ret27#1;havoc #t~ret27#1; {119423#true} is VALID [2022-02-20 19:55:46,013 INFO L290 TraceCheckUtils]: 17: Hoare triple {119423#true} assume 0 != ~tmp___1~1#1;~t2_st~0 := 0; {119423#true} is VALID [2022-02-20 19:55:46,013 INFO L290 TraceCheckUtils]: 18: Hoare triple {119423#true} assume { :begin_inline_is_transmit3_triggered } true;havoc is_transmit3_triggered_#res#1;havoc is_transmit3_triggered_~__retres1~7#1;havoc is_transmit3_triggered_~__retres1~7#1; {119423#true} is VALID [2022-02-20 19:55:46,013 INFO L290 TraceCheckUtils]: 19: Hoare triple {119423#true} assume !(1 == ~t3_pc~0); {119423#true} is VALID [2022-02-20 19:55:46,013 INFO L290 TraceCheckUtils]: 20: Hoare triple {119423#true} is_transmit3_triggered_~__retres1~7#1 := 0; {119423#true} is VALID [2022-02-20 19:55:46,013 INFO L290 TraceCheckUtils]: 21: Hoare triple {119423#true} is_transmit3_triggered_#res#1 := is_transmit3_triggered_~__retres1~7#1; {119423#true} is VALID [2022-02-20 19:55:46,013 INFO L290 TraceCheckUtils]: 22: Hoare triple {119423#true} #t~ret28#1 := is_transmit3_triggered_#res#1;assume { :end_inline_is_transmit3_triggered } true;assume -2147483648 <= #t~ret28#1 && #t~ret28#1 <= 2147483647;~tmp___2~0#1 := #t~ret28#1;havoc #t~ret28#1; {119423#true} is VALID [2022-02-20 19:55:46,013 INFO L290 TraceCheckUtils]: 23: Hoare triple {119423#true} assume 0 != ~tmp___2~0#1;~t3_st~0 := 0; {119423#true} is VALID [2022-02-20 19:55:46,013 INFO L290 TraceCheckUtils]: 24: Hoare triple {119423#true} assume { :begin_inline_is_transmit4_triggered } true;havoc is_transmit4_triggered_#res#1;havoc is_transmit4_triggered_~__retres1~8#1;havoc is_transmit4_triggered_~__retres1~8#1; {119423#true} is VALID [2022-02-20 19:55:46,013 INFO L290 TraceCheckUtils]: 25: Hoare triple {119423#true} assume 1 == ~t4_pc~0; {119423#true} is VALID [2022-02-20 19:55:46,013 INFO L290 TraceCheckUtils]: 26: Hoare triple {119423#true} assume 1 == ~E_4~0;is_transmit4_triggered_~__retres1~8#1 := 1; {119423#true} is VALID [2022-02-20 19:55:46,014 INFO L290 TraceCheckUtils]: 27: Hoare triple {119423#true} is_transmit4_triggered_#res#1 := is_transmit4_triggered_~__retres1~8#1; {119423#true} is VALID [2022-02-20 19:55:46,014 INFO L290 TraceCheckUtils]: 28: Hoare triple {119423#true} #t~ret29#1 := is_transmit4_triggered_#res#1;assume { :end_inline_is_transmit4_triggered } true;assume -2147483648 <= #t~ret29#1 && #t~ret29#1 <= 2147483647;~tmp___3~0#1 := #t~ret29#1;havoc #t~ret29#1; {119423#true} is VALID [2022-02-20 19:55:46,014 INFO L290 TraceCheckUtils]: 29: Hoare triple {119423#true} assume 0 != ~tmp___3~0#1;~t4_st~0 := 0; {119423#true} is VALID [2022-02-20 19:55:46,014 INFO L290 TraceCheckUtils]: 30: Hoare triple {119423#true} assume true; {119423#true} is VALID [2022-02-20 19:55:46,014 INFO L284 TraceCheckUtils]: 31: Hoare quadruple {119423#true} {119424#false} #971#return; {119424#false} is VALID [2022-02-20 19:55:46,014 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2022-02-20 19:55:46,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 19:55:46,017 INFO L290 TraceCheckUtils]: 0: Hoare triple {119489#(and (= ~M_E~0 |old(~M_E~0)|) (= |old(~T1_E~0)| ~T1_E~0) (= ~E_M~0 |old(~E_M~0)|) (= |old(~T2_E~0)| ~T2_E~0) (= |old(~T4_E~0)| ~T4_E~0) (= ~E_3~0 |old(~E_3~0)|) (= ~E_1~0 |old(~E_1~0)|) (= ~E_4~0 |old(~E_4~0)|) (= ~E_2~0 |old(~E_2~0)|) (= |old(~T3_E~0)| ~T3_E~0))} assume 1 == ~M_E~0;~M_E~0 := 2; {119423#true} is VALID [2022-02-20 19:55:46,018 INFO L290 TraceCheckUtils]: 1: Hoare triple {119423#true} assume 1 == ~T1_E~0;~T1_E~0 := 2; {119423#true} is VALID [2022-02-20 19:55:46,018 INFO L290 TraceCheckUtils]: 2: Hoare triple {119423#true} assume 1 == ~T2_E~0;~T2_E~0 := 2; {119423#true} is VALID [2022-02-20 19:55:46,018 INFO L290 TraceCheckUtils]: 3: Hoare triple {119423#true} assume 1 == ~T3_E~0;~T3_E~0 := 2; {119423#true} is VALID [2022-02-20 19:55:46,018 INFO L290 TraceCheckUtils]: 4: Hoare triple {119423#true} assume 1 == ~T4_E~0;~T4_E~0 := 2; {119423#true} is VALID [2022-02-20 19:55:46,018 INFO L290 TraceCheckUtils]: 5: Hoare triple {119423#true} assume 1 == ~E_M~0;~E_M~0 := 2; {119423#true} is VALID [2022-02-20 19:55:46,018 INFO L290 TraceCheckUtils]: 6: Hoare triple {119423#true} assume !(1 == ~E_1~0); {119423#true} is VALID [2022-02-20 19:55:46,018 INFO L290 TraceCheckUtils]: 7: Hoare triple {119423#true} assume 1 == ~E_2~0;~E_2~0 := 2; {119423#true} is VALID [2022-02-20 19:55:46,018 INFO L290 TraceCheckUtils]: 8: Hoare triple {119423#true} assume 1 == ~E_3~0;~E_3~0 := 2; {119423#true} is VALID [2022-02-20 19:55:46,018 INFO L290 TraceCheckUtils]: 9: Hoare triple {119423#true} assume 1 == ~E_4~0;~E_4~0 := 2; {119423#true} is VALID [2022-02-20 19:55:46,019 INFO L290 TraceCheckUtils]: 10: Hoare triple {119423#true} assume true; {119423#true} is VALID [2022-02-20 19:55:46,026 INFO L284 TraceCheckUtils]: 11: Hoare quadruple {119423#true} {119424#false} #973#return; {119424#false} is VALID [2022-02-20 19:55:46,027 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2022-02-20 19:55:46,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 19:55:46,029 INFO L290 TraceCheckUtils]: 0: Hoare triple {119423#true} havoc ~__retres1~9; {119423#true} is VALID [2022-02-20 19:55:46,029 INFO L290 TraceCheckUtils]: 1: Hoare triple {119423#true} assume 0 == ~m_st~0;~__retres1~9 := 1; {119423#true} is VALID [2022-02-20 19:55:46,029 INFO L290 TraceCheckUtils]: 2: Hoare triple {119423#true} #res := ~__retres1~9; {119423#true} is VALID [2022-02-20 19:55:46,029 INFO L290 TraceCheckUtils]: 3: Hoare triple {119423#true} assume true; {119423#true} is VALID [2022-02-20 19:55:46,030 INFO L284 TraceCheckUtils]: 4: Hoare quadruple {119423#true} {119424#false} #975#return; {119424#false} is VALID [2022-02-20 19:55:46,030 INFO L290 TraceCheckUtils]: 0: Hoare triple {119423#true} assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(19, 2);call #Ultimate.allocInit(12, 3);~q_buf_0~0 := 0;~q_free~0 := 0;~q_read_ev~0 := 0;~q_write_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;~m_pc~0 := 0;~t1_pc~0 := 0;~t2_pc~0 := 0;~t3_pc~0 := 0;~t4_pc~0 := 0;~m_st~0 := 0;~t1_st~0 := 0;~t2_st~0 := 0;~t3_st~0 := 0;~t4_st~0 := 0;~m_i~0 := 0;~t1_i~0 := 0;~t2_i~0 := 0;~t3_i~0 := 0;~t4_i~0 := 0;~M_E~0 := 2;~T1_E~0 := 2;~T2_E~0 := 2;~T3_E~0 := 2;~T4_E~0 := 2;~E_M~0 := 2;~E_1~0 := 2;~E_2~0 := 2;~E_3~0 := 2;~E_4~0 := 2;~token~0 := 0;~local~0 := 0; {119425#(not (= ~E_3~0 0))} is VALID [2022-02-20 19:55:46,031 INFO L290 TraceCheckUtils]: 1: Hoare triple {119425#(not (= ~E_3~0 0))} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet33#1, main_#t~ret34#1, main_#t~ret35#1;assume -2147483648 <= main_#t~nondet33#1 && main_#t~nondet33#1 <= 2147483647; {119425#(not (= ~E_3~0 0))} is VALID [2022-02-20 19:55:46,031 INFO L290 TraceCheckUtils]: 2: Hoare triple {119425#(not (= ~E_3~0 0))} assume !(0 != main_#t~nondet33#1);havoc main_#t~nondet33#1;assume { :begin_inline_main2 } true;havoc main2_#res#1;havoc main2_~__retres1~10#1;havoc main2_~__retres1~10#1;assume { :begin_inline_init_model2 } true;~m_i~0 := 1;~t1_i~0 := 1;~t2_i~0 := 1;~t3_i~0 := 1;~t4_i~0 := 1; {119425#(not (= ~E_3~0 0))} is VALID [2022-02-20 19:55:46,031 INFO L290 TraceCheckUtils]: 3: Hoare triple {119425#(not (= ~E_3~0 0))} assume { :end_inline_init_model2 } true;assume { :begin_inline_start_simulation2 } true;havoc start_simulation2_#t~ret31#1, start_simulation2_#t~ret32#1, start_simulation2_~kernel_st~1#1, start_simulation2_~tmp~7#1, start_simulation2_~tmp___0~3#1;havoc start_simulation2_~kernel_st~1#1;havoc start_simulation2_~tmp~7#1;havoc start_simulation2_~tmp___0~3#1;start_simulation2_~kernel_st~1#1 := 0; {119425#(not (= ~E_3~0 0))} is VALID [2022-02-20 19:55:46,031 INFO L272 TraceCheckUtils]: 4: Hoare triple {119425#(not (= ~E_3~0 0))} call update_channels2(); {119423#true} is VALID [2022-02-20 19:55:46,031 INFO L290 TraceCheckUtils]: 5: Hoare triple {119423#true} assume true; {119423#true} is VALID [2022-02-20 19:55:46,032 INFO L284 TraceCheckUtils]: 6: Hoare quadruple {119423#true} {119425#(not (= ~E_3~0 0))} #967#return; {119425#(not (= ~E_3~0 0))} is VALID [2022-02-20 19:55:46,032 INFO L290 TraceCheckUtils]: 7: Hoare triple {119425#(not (= ~E_3~0 0))} assume { :begin_inline_init_threads2 } true; {119425#(not (= ~E_3~0 0))} is VALID [2022-02-20 19:55:46,032 INFO L290 TraceCheckUtils]: 8: Hoare triple {119425#(not (= ~E_3~0 0))} assume 1 == ~m_i~0;~m_st~0 := 0; {119425#(not (= ~E_3~0 0))} is VALID [2022-02-20 19:55:46,032 INFO L290 TraceCheckUtils]: 9: Hoare triple {119425#(not (= ~E_3~0 0))} assume 1 == ~t1_i~0;~t1_st~0 := 0; {119425#(not (= ~E_3~0 0))} is VALID [2022-02-20 19:55:46,033 INFO L290 TraceCheckUtils]: 10: Hoare triple {119425#(not (= ~E_3~0 0))} assume 1 == ~t2_i~0;~t2_st~0 := 0; {119425#(not (= ~E_3~0 0))} is VALID [2022-02-20 19:55:46,033 INFO L290 TraceCheckUtils]: 11: Hoare triple {119425#(not (= ~E_3~0 0))} assume 1 == ~t3_i~0;~t3_st~0 := 0; {119425#(not (= ~E_3~0 0))} is VALID [2022-02-20 19:55:46,033 INFO L290 TraceCheckUtils]: 12: Hoare triple {119425#(not (= ~E_3~0 0))} assume 1 == ~t4_i~0;~t4_st~0 := 0; {119425#(not (= ~E_3~0 0))} is VALID [2022-02-20 19:55:46,033 INFO L290 TraceCheckUtils]: 13: Hoare triple {119425#(not (= ~E_3~0 0))} assume { :end_inline_init_threads2 } true; {119425#(not (= ~E_3~0 0))} is VALID [2022-02-20 19:55:46,034 INFO L272 TraceCheckUtils]: 14: Hoare triple {119425#(not (= ~E_3~0 0))} call fire_delta_events2(); {119489#(and (= ~M_E~0 |old(~M_E~0)|) (= |old(~T1_E~0)| ~T1_E~0) (= ~E_M~0 |old(~E_M~0)|) (= |old(~T2_E~0)| ~T2_E~0) (= |old(~T4_E~0)| ~T4_E~0) (= ~E_3~0 |old(~E_3~0)|) (= ~E_1~0 |old(~E_1~0)|) (= ~E_4~0 |old(~E_4~0)|) (= ~E_2~0 |old(~E_2~0)|) (= |old(~T3_E~0)| ~T3_E~0))} is VALID [2022-02-20 19:55:46,034 INFO L290 TraceCheckUtils]: 15: Hoare triple {119489#(and (= ~M_E~0 |old(~M_E~0)|) (= |old(~T1_E~0)| ~T1_E~0) (= ~E_M~0 |old(~E_M~0)|) (= |old(~T2_E~0)| ~T2_E~0) (= |old(~T4_E~0)| ~T4_E~0) (= ~E_3~0 |old(~E_3~0)|) (= ~E_1~0 |old(~E_1~0)|) (= ~E_4~0 |old(~E_4~0)|) (= ~E_2~0 |old(~E_2~0)|) (= |old(~T3_E~0)| ~T3_E~0))} assume !(0 == ~M_E~0); {119490#(= ~E_3~0 |old(~E_3~0)|)} is VALID [2022-02-20 19:55:46,035 INFO L290 TraceCheckUtils]: 16: Hoare triple {119490#(= ~E_3~0 |old(~E_3~0)|)} assume !(0 == ~T1_E~0); {119490#(= ~E_3~0 |old(~E_3~0)|)} is VALID [2022-02-20 19:55:46,035 INFO L290 TraceCheckUtils]: 17: Hoare triple {119490#(= ~E_3~0 |old(~E_3~0)|)} assume !(0 == ~T2_E~0); {119490#(= ~E_3~0 |old(~E_3~0)|)} is VALID [2022-02-20 19:55:46,035 INFO L290 TraceCheckUtils]: 18: Hoare triple {119490#(= ~E_3~0 |old(~E_3~0)|)} assume !(0 == ~T3_E~0); {119490#(= ~E_3~0 |old(~E_3~0)|)} is VALID [2022-02-20 19:55:46,035 INFO L290 TraceCheckUtils]: 19: Hoare triple {119490#(= ~E_3~0 |old(~E_3~0)|)} assume !(0 == ~T4_E~0); {119490#(= ~E_3~0 |old(~E_3~0)|)} is VALID [2022-02-20 19:55:46,036 INFO L290 TraceCheckUtils]: 20: Hoare triple {119490#(= ~E_3~0 |old(~E_3~0)|)} assume !(0 == ~E_M~0); {119490#(= ~E_3~0 |old(~E_3~0)|)} is VALID [2022-02-20 19:55:46,036 INFO L290 TraceCheckUtils]: 21: Hoare triple {119490#(= ~E_3~0 |old(~E_3~0)|)} assume !(0 == ~E_1~0); {119490#(= ~E_3~0 |old(~E_3~0)|)} is VALID [2022-02-20 19:55:46,036 INFO L290 TraceCheckUtils]: 22: Hoare triple {119490#(= ~E_3~0 |old(~E_3~0)|)} assume !(0 == ~E_2~0); {119490#(= ~E_3~0 |old(~E_3~0)|)} is VALID [2022-02-20 19:55:46,036 INFO L290 TraceCheckUtils]: 23: Hoare triple {119490#(= ~E_3~0 |old(~E_3~0)|)} assume 0 == ~E_3~0;~E_3~0 := 1; {119491#(= |old(~E_3~0)| 0)} is VALID [2022-02-20 19:55:46,037 INFO L290 TraceCheckUtils]: 24: Hoare triple {119491#(= |old(~E_3~0)| 0)} assume !(0 == ~E_4~0); {119491#(= |old(~E_3~0)| 0)} is VALID [2022-02-20 19:55:46,037 INFO L290 TraceCheckUtils]: 25: Hoare triple {119491#(= |old(~E_3~0)| 0)} assume true; {119491#(= |old(~E_3~0)| 0)} is VALID [2022-02-20 19:55:46,037 INFO L284 TraceCheckUtils]: 26: Hoare quadruple {119491#(= |old(~E_3~0)| 0)} {119425#(not (= ~E_3~0 0))} #969#return; {119424#false} is VALID [2022-02-20 19:55:46,037 INFO L272 TraceCheckUtils]: 27: Hoare triple {119424#false} call activate_threads2(); {119492#(and (= |old(~t1_st~0)| ~t1_st~0) (= ~m_st~0 |old(~m_st~0)|) (= |old(~t2_st~0)| ~t2_st~0) (= |old(~t3_st~0)| ~t3_st~0) (= |old(~t4_st~0)| ~t4_st~0))} is VALID [2022-02-20 19:55:46,038 INFO L290 TraceCheckUtils]: 28: Hoare triple {119492#(and (= |old(~t1_st~0)| ~t1_st~0) (= ~m_st~0 |old(~m_st~0)|) (= |old(~t2_st~0)| ~t2_st~0) (= |old(~t3_st~0)| ~t3_st~0) (= |old(~t4_st~0)| ~t4_st~0))} havoc ~tmp~5#1;havoc ~tmp___0~2#1;havoc ~tmp___1~1#1;havoc ~tmp___2~0#1;havoc ~tmp___3~0#1;assume { :begin_inline_is_master_triggered } true;havoc is_master_triggered_#res#1;havoc is_master_triggered_~__retres1~4#1;havoc is_master_triggered_~__retres1~4#1; {119423#true} is VALID [2022-02-20 19:55:46,038 INFO L290 TraceCheckUtils]: 29: Hoare triple {119423#true} assume 1 == ~m_pc~0; {119423#true} is VALID [2022-02-20 19:55:46,038 INFO L290 TraceCheckUtils]: 30: Hoare triple {119423#true} assume 1 == ~E_M~0;is_master_triggered_~__retres1~4#1 := 1; {119423#true} is VALID [2022-02-20 19:55:46,038 INFO L290 TraceCheckUtils]: 31: Hoare triple {119423#true} is_master_triggered_#res#1 := is_master_triggered_~__retres1~4#1; {119423#true} is VALID [2022-02-20 19:55:46,038 INFO L290 TraceCheckUtils]: 32: Hoare triple {119423#true} #t~ret25#1 := is_master_triggered_#res#1;assume { :end_inline_is_master_triggered } true;assume -2147483648 <= #t~ret25#1 && #t~ret25#1 <= 2147483647;~tmp~5#1 := #t~ret25#1;havoc #t~ret25#1; {119423#true} is VALID [2022-02-20 19:55:46,038 INFO L290 TraceCheckUtils]: 33: Hoare triple {119423#true} assume 0 != ~tmp~5#1;~m_st~0 := 0; {119423#true} is VALID [2022-02-20 19:55:46,038 INFO L290 TraceCheckUtils]: 34: Hoare triple {119423#true} assume { :begin_inline_is_transmit1_triggered } true;havoc is_transmit1_triggered_#res#1;havoc is_transmit1_triggered_~__retres1~5#1;havoc is_transmit1_triggered_~__retres1~5#1; {119423#true} is VALID [2022-02-20 19:55:46,038 INFO L290 TraceCheckUtils]: 35: Hoare triple {119423#true} assume !(1 == ~t1_pc~0); {119423#true} is VALID [2022-02-20 19:55:46,038 INFO L290 TraceCheckUtils]: 36: Hoare triple {119423#true} is_transmit1_triggered_~__retres1~5#1 := 0; {119423#true} is VALID [2022-02-20 19:55:46,038 INFO L290 TraceCheckUtils]: 37: Hoare triple {119423#true} is_transmit1_triggered_#res#1 := is_transmit1_triggered_~__retres1~5#1; {119423#true} is VALID [2022-02-20 19:55:46,039 INFO L290 TraceCheckUtils]: 38: Hoare triple {119423#true} #t~ret26#1 := is_transmit1_triggered_#res#1;assume { :end_inline_is_transmit1_triggered } true;assume -2147483648 <= #t~ret26#1 && #t~ret26#1 <= 2147483647;~tmp___0~2#1 := #t~ret26#1;havoc #t~ret26#1; {119423#true} is VALID [2022-02-20 19:55:46,039 INFO L290 TraceCheckUtils]: 39: Hoare triple {119423#true} assume 0 != ~tmp___0~2#1;~t1_st~0 := 0; {119423#true} is VALID [2022-02-20 19:55:46,039 INFO L290 TraceCheckUtils]: 40: Hoare triple {119423#true} assume { :begin_inline_is_transmit2_triggered } true;havoc is_transmit2_triggered_#res#1;havoc is_transmit2_triggered_~__retres1~6#1;havoc is_transmit2_triggered_~__retres1~6#1; {119423#true} is VALID [2022-02-20 19:55:46,039 INFO L290 TraceCheckUtils]: 41: Hoare triple {119423#true} assume 1 == ~t2_pc~0; {119423#true} is VALID [2022-02-20 19:55:46,039 INFO L290 TraceCheckUtils]: 42: Hoare triple {119423#true} assume 1 == ~E_2~0;is_transmit2_triggered_~__retres1~6#1 := 1; {119423#true} is VALID [2022-02-20 19:55:46,039 INFO L290 TraceCheckUtils]: 43: Hoare triple {119423#true} is_transmit2_triggered_#res#1 := is_transmit2_triggered_~__retres1~6#1; {119423#true} is VALID [2022-02-20 19:55:46,039 INFO L290 TraceCheckUtils]: 44: Hoare triple {119423#true} #t~ret27#1 := is_transmit2_triggered_#res#1;assume { :end_inline_is_transmit2_triggered } true;assume -2147483648 <= #t~ret27#1 && #t~ret27#1 <= 2147483647;~tmp___1~1#1 := #t~ret27#1;havoc #t~ret27#1; {119423#true} is VALID [2022-02-20 19:55:46,039 INFO L290 TraceCheckUtils]: 45: Hoare triple {119423#true} assume 0 != ~tmp___1~1#1;~t2_st~0 := 0; {119423#true} is VALID [2022-02-20 19:55:46,039 INFO L290 TraceCheckUtils]: 46: Hoare triple {119423#true} assume { :begin_inline_is_transmit3_triggered } true;havoc is_transmit3_triggered_#res#1;havoc is_transmit3_triggered_~__retres1~7#1;havoc is_transmit3_triggered_~__retres1~7#1; {119423#true} is VALID [2022-02-20 19:55:46,039 INFO L290 TraceCheckUtils]: 47: Hoare triple {119423#true} assume !(1 == ~t3_pc~0); {119423#true} is VALID [2022-02-20 19:55:46,040 INFO L290 TraceCheckUtils]: 48: Hoare triple {119423#true} is_transmit3_triggered_~__retres1~7#1 := 0; {119423#true} is VALID [2022-02-20 19:55:46,040 INFO L290 TraceCheckUtils]: 49: Hoare triple {119423#true} is_transmit3_triggered_#res#1 := is_transmit3_triggered_~__retres1~7#1; {119423#true} is VALID [2022-02-20 19:55:46,040 INFO L290 TraceCheckUtils]: 50: Hoare triple {119423#true} #t~ret28#1 := is_transmit3_triggered_#res#1;assume { :end_inline_is_transmit3_triggered } true;assume -2147483648 <= #t~ret28#1 && #t~ret28#1 <= 2147483647;~tmp___2~0#1 := #t~ret28#1;havoc #t~ret28#1; {119423#true} is VALID [2022-02-20 19:55:46,040 INFO L290 TraceCheckUtils]: 51: Hoare triple {119423#true} assume 0 != ~tmp___2~0#1;~t3_st~0 := 0; {119423#true} is VALID [2022-02-20 19:55:46,040 INFO L290 TraceCheckUtils]: 52: Hoare triple {119423#true} assume { :begin_inline_is_transmit4_triggered } true;havoc is_transmit4_triggered_#res#1;havoc is_transmit4_triggered_~__retres1~8#1;havoc is_transmit4_triggered_~__retres1~8#1; {119423#true} is VALID [2022-02-20 19:55:46,040 INFO L290 TraceCheckUtils]: 53: Hoare triple {119423#true} assume 1 == ~t4_pc~0; {119423#true} is VALID [2022-02-20 19:55:46,040 INFO L290 TraceCheckUtils]: 54: Hoare triple {119423#true} assume 1 == ~E_4~0;is_transmit4_triggered_~__retres1~8#1 := 1; {119423#true} is VALID [2022-02-20 19:55:46,040 INFO L290 TraceCheckUtils]: 55: Hoare triple {119423#true} is_transmit4_triggered_#res#1 := is_transmit4_triggered_~__retres1~8#1; {119423#true} is VALID [2022-02-20 19:55:46,040 INFO L290 TraceCheckUtils]: 56: Hoare triple {119423#true} #t~ret29#1 := is_transmit4_triggered_#res#1;assume { :end_inline_is_transmit4_triggered } true;assume -2147483648 <= #t~ret29#1 && #t~ret29#1 <= 2147483647;~tmp___3~0#1 := #t~ret29#1;havoc #t~ret29#1; {119423#true} is VALID [2022-02-20 19:55:46,040 INFO L290 TraceCheckUtils]: 57: Hoare triple {119423#true} assume 0 != ~tmp___3~0#1;~t4_st~0 := 0; {119423#true} is VALID [2022-02-20 19:55:46,041 INFO L290 TraceCheckUtils]: 58: Hoare triple {119423#true} assume true; {119423#true} is VALID [2022-02-20 19:55:46,041 INFO L284 TraceCheckUtils]: 59: Hoare quadruple {119423#true} {119424#false} #971#return; {119424#false} is VALID [2022-02-20 19:55:46,041 INFO L272 TraceCheckUtils]: 60: Hoare triple {119424#false} call reset_delta_events2(); {119489#(and (= ~M_E~0 |old(~M_E~0)|) (= |old(~T1_E~0)| ~T1_E~0) (= ~E_M~0 |old(~E_M~0)|) (= |old(~T2_E~0)| ~T2_E~0) (= |old(~T4_E~0)| ~T4_E~0) (= ~E_3~0 |old(~E_3~0)|) (= ~E_1~0 |old(~E_1~0)|) (= ~E_4~0 |old(~E_4~0)|) (= ~E_2~0 |old(~E_2~0)|) (= |old(~T3_E~0)| ~T3_E~0))} is VALID [2022-02-20 19:55:46,041 INFO L290 TraceCheckUtils]: 61: Hoare triple {119489#(and (= ~M_E~0 |old(~M_E~0)|) (= |old(~T1_E~0)| ~T1_E~0) (= ~E_M~0 |old(~E_M~0)|) (= |old(~T2_E~0)| ~T2_E~0) (= |old(~T4_E~0)| ~T4_E~0) (= ~E_3~0 |old(~E_3~0)|) (= ~E_1~0 |old(~E_1~0)|) (= ~E_4~0 |old(~E_4~0)|) (= ~E_2~0 |old(~E_2~0)|) (= |old(~T3_E~0)| ~T3_E~0))} assume 1 == ~M_E~0;~M_E~0 := 2; {119423#true} is VALID [2022-02-20 19:55:46,041 INFO L290 TraceCheckUtils]: 62: Hoare triple {119423#true} assume 1 == ~T1_E~0;~T1_E~0 := 2; {119423#true} is VALID [2022-02-20 19:55:46,041 INFO L290 TraceCheckUtils]: 63: Hoare triple {119423#true} assume 1 == ~T2_E~0;~T2_E~0 := 2; {119423#true} is VALID [2022-02-20 19:55:46,041 INFO L290 TraceCheckUtils]: 64: Hoare triple {119423#true} assume 1 == ~T3_E~0;~T3_E~0 := 2; {119423#true} is VALID [2022-02-20 19:55:46,041 INFO L290 TraceCheckUtils]: 65: Hoare triple {119423#true} assume 1 == ~T4_E~0;~T4_E~0 := 2; {119423#true} is VALID [2022-02-20 19:55:46,041 INFO L290 TraceCheckUtils]: 66: Hoare triple {119423#true} assume 1 == ~E_M~0;~E_M~0 := 2; {119423#true} is VALID [2022-02-20 19:55:46,042 INFO L290 TraceCheckUtils]: 67: Hoare triple {119423#true} assume !(1 == ~E_1~0); {119423#true} is VALID [2022-02-20 19:55:46,042 INFO L290 TraceCheckUtils]: 68: Hoare triple {119423#true} assume 1 == ~E_2~0;~E_2~0 := 2; {119423#true} is VALID [2022-02-20 19:55:46,042 INFO L290 TraceCheckUtils]: 69: Hoare triple {119423#true} assume 1 == ~E_3~0;~E_3~0 := 2; {119423#true} is VALID [2022-02-20 19:55:46,042 INFO L290 TraceCheckUtils]: 70: Hoare triple {119423#true} assume 1 == ~E_4~0;~E_4~0 := 2; {119423#true} is VALID [2022-02-20 19:55:46,042 INFO L290 TraceCheckUtils]: 71: Hoare triple {119423#true} assume true; {119423#true} is VALID [2022-02-20 19:55:46,042 INFO L284 TraceCheckUtils]: 72: Hoare quadruple {119423#true} {119424#false} #973#return; {119424#false} is VALID [2022-02-20 19:55:46,042 INFO L290 TraceCheckUtils]: 73: Hoare triple {119424#false} assume !false; {119424#false} is VALID [2022-02-20 19:55:46,042 INFO L290 TraceCheckUtils]: 74: Hoare triple {119424#false} start_simulation2_~kernel_st~1#1 := 1;assume { :begin_inline_eval2 } true;havoc eval2_#t~ret19#1, eval2_#t~nondet20#1, eval2_~tmp_ndt_1~0#1, eval2_#t~nondet21#1, eval2_~tmp_ndt_2~0#1, eval2_#t~nondet22#1, eval2_~tmp_ndt_3~0#1, eval2_#t~nondet23#1, eval2_~tmp_ndt_4~0#1, eval2_#t~nondet24#1, eval2_~tmp_ndt_5~0#1, eval2_~tmp~4#1;havoc eval2_~tmp~4#1; {119424#false} is VALID [2022-02-20 19:55:46,042 INFO L290 TraceCheckUtils]: 75: Hoare triple {119424#false} assume !false; {119424#false} is VALID [2022-02-20 19:55:46,042 INFO L272 TraceCheckUtils]: 76: Hoare triple {119424#false} call eval2_#t~ret19#1 := exists_runnable_thread2(); {119423#true} is VALID [2022-02-20 19:55:46,043 INFO L290 TraceCheckUtils]: 77: Hoare triple {119423#true} havoc ~__retres1~9; {119423#true} is VALID [2022-02-20 19:55:46,043 INFO L290 TraceCheckUtils]: 78: Hoare triple {119423#true} assume 0 == ~m_st~0;~__retres1~9 := 1; {119423#true} is VALID [2022-02-20 19:55:46,043 INFO L290 TraceCheckUtils]: 79: Hoare triple {119423#true} #res := ~__retres1~9; {119423#true} is VALID [2022-02-20 19:55:46,043 INFO L290 TraceCheckUtils]: 80: Hoare triple {119423#true} assume true; {119423#true} is VALID [2022-02-20 19:55:46,043 INFO L284 TraceCheckUtils]: 81: Hoare quadruple {119423#true} {119424#false} #975#return; {119424#false} is VALID [2022-02-20 19:55:46,043 INFO L290 TraceCheckUtils]: 82: Hoare triple {119424#false} assume -2147483648 <= eval2_#t~ret19#1 && eval2_#t~ret19#1 <= 2147483647;eval2_~tmp~4#1 := eval2_#t~ret19#1;havoc eval2_#t~ret19#1; {119424#false} is VALID [2022-02-20 19:55:46,043 INFO L290 TraceCheckUtils]: 83: Hoare triple {119424#false} assume 0 != eval2_~tmp~4#1; {119424#false} is VALID [2022-02-20 19:55:46,043 INFO L290 TraceCheckUtils]: 84: Hoare triple {119424#false} assume 0 == ~m_st~0;havoc eval2_~tmp_ndt_1~0#1;assume -2147483648 <= eval2_#t~nondet20#1 && eval2_#t~nondet20#1 <= 2147483647;eval2_~tmp_ndt_1~0#1 := eval2_#t~nondet20#1;havoc eval2_#t~nondet20#1; {119424#false} is VALID [2022-02-20 19:55:46,043 INFO L290 TraceCheckUtils]: 85: Hoare triple {119424#false} assume 0 != eval2_~tmp_ndt_1~0#1;~m_st~0 := 1;assume { :begin_inline_master } true;havoc master_#t~nondet17#1, master_#t~nondet18#1, master_~tmp_var~0#1;assume -2147483648 <= master_#t~nondet17#1 && master_#t~nondet17#1 <= 2147483647;master_~tmp_var~0#1 := master_#t~nondet17#1;havoc master_#t~nondet17#1; {119424#false} is VALID [2022-02-20 19:55:46,043 INFO L290 TraceCheckUtils]: 86: Hoare triple {119424#false} assume !(0 == ~m_pc~0); {119424#false} is VALID [2022-02-20 19:55:46,044 INFO L290 TraceCheckUtils]: 87: Hoare triple {119424#false} assume 1 == ~m_pc~0; {119424#false} is VALID [2022-02-20 19:55:46,044 INFO L290 TraceCheckUtils]: 88: Hoare triple {119424#false} assume ~token~0 != 4 + ~local~0; {119424#false} is VALID [2022-02-20 19:55:46,044 INFO L272 TraceCheckUtils]: 89: Hoare triple {119424#false} call error2(); {119424#false} is VALID [2022-02-20 19:55:46,044 INFO L290 TraceCheckUtils]: 90: Hoare triple {119424#false} assume !false; {119424#false} is VALID [2022-02-20 19:55:46,044 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-20 19:55:46,044 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 19:55:46,044 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1801123276] [2022-02-20 19:55:46,044 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1801123276] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 19:55:46,045 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 19:55:46,045 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-02-20 19:55:46,045 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1104839049] [2022-02-20 19:55:46,045 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 19:55:46,045 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 11.428571428571429) internal successors, (80), 5 states have internal predecessors, (80), 2 states have call successors, (6), 4 states have call predecessors, (6), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) Word has length 91 [2022-02-20 19:55:46,045 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 19:55:46,046 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 7 states, 7 states have (on average 11.428571428571429) internal successors, (80), 5 states have internal predecessors, (80), 2 states have call successors, (6), 4 states have call predecessors, (6), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2022-02-20 19:55:46,096 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 91 edges. 91 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 19:55:46,096 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-02-20 19:55:46,096 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 19:55:46,096 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-02-20 19:55:46,096 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2022-02-20 19:55:46,097 INFO L87 Difference]: Start difference. First operand 3808 states and 5703 transitions. Second operand has 7 states, 7 states have (on average 11.428571428571429) internal successors, (80), 5 states have internal predecessors, (80), 2 states have call successors, (6), 4 states have call predecessors, (6), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5)