./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/combinations/Problem05_label46+token_ring.04.cil-1.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/Problem05_label46+token_ring.04.cil-1.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 6b2ea308b98ca1eae9030e7a6017fcc5084f411cde9353ed6e1419a4046239c4 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-03d7b7b [2022-02-20 19:22:42,445 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-02-20 19:22:42,447 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-02-20 19:22:42,491 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-02-20 19:22:42,491 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-02-20 19:22:42,492 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-02-20 19:22:42,493 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-02-20 19:22:42,495 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-02-20 19:22:42,496 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-02-20 19:22:42,497 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-02-20 19:22:42,498 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-02-20 19:22:42,502 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-02-20 19:22:42,502 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-02-20 19:22:42,509 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-02-20 19:22:42,512 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-02-20 19:22:42,516 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-02-20 19:22:42,517 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-02-20 19:22:42,519 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-02-20 19:22:42,522 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-02-20 19:22:42,528 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-02-20 19:22:42,529 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-02-20 19:22:42,530 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-02-20 19:22:42,532 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-02-20 19:22:42,532 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-02-20 19:22:42,535 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-02-20 19:22:42,535 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-02-20 19:22:42,536 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-02-20 19:22:42,537 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-02-20 19:22:42,538 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-02-20 19:22:42,538 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-02-20 19:22:42,539 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-02-20 19:22:42,539 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-02-20 19:22:42,541 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-02-20 19:22:42,542 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-02-20 19:22:42,543 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-02-20 19:22:42,543 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-02-20 19:22:42,544 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-02-20 19:22:42,544 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-02-20 19:22:42,544 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-02-20 19:22:42,545 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-02-20 19:22:42,545 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-02-20 19:22:42,546 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2022-02-20 19:22:42,585 INFO L113 SettingsManager]: Loading preferences was successful [2022-02-20 19:22:42,585 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-02-20 19:22:42,586 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-02-20 19:22:42,586 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-02-20 19:22:42,587 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-02-20 19:22:42,587 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-02-20 19:22:42,588 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-02-20 19:22:42,588 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-02-20 19:22:42,588 INFO L138 SettingsManager]: * Use SBE=true [2022-02-20 19:22:42,588 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-02-20 19:22:42,589 INFO L138 SettingsManager]: * sizeof long=4 [2022-02-20 19:22:42,590 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-02-20 19:22:42,590 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-02-20 19:22:42,590 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-02-20 19:22:42,590 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-02-20 19:22:42,590 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-02-20 19:22:42,591 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-02-20 19:22:42,591 INFO L138 SettingsManager]: * sizeof long double=12 [2022-02-20 19:22:42,591 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-02-20 19:22:42,591 INFO L138 SettingsManager]: * Use constant arrays=true [2022-02-20 19:22:42,591 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-02-20 19:22:42,592 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-02-20 19:22:42,592 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-02-20 19:22:42,592 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-02-20 19:22:42,592 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-20 19:22:42,592 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-02-20 19:22:42,593 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-02-20 19:22:42,594 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-02-20 19:22:42,594 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-02-20 19:22:42,595 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-02-20 19:22:42,595 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-02-20 19:22:42,595 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-02-20 19:22:42,595 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-02-20 19:22:42,596 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6b2ea308b98ca1eae9030e7a6017fcc5084f411cde9353ed6e1419a4046239c4 [2022-02-20 19:22:42,798 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-02-20 19:22:42,819 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-02-20 19:22:42,822 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-02-20 19:22:42,823 INFO L271 PluginConnector]: Initializing CDTParser... [2022-02-20 19:22:42,824 INFO L275 PluginConnector]: CDTParser initialized [2022-02-20 19:22:42,825 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/combinations/Problem05_label46+token_ring.04.cil-1.c [2022-02-20 19:22:42,885 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/220b13794/c6cde8ec992e4bc69ff8c7a2b3c151d9/FLAG7449c02dd [2022-02-20 19:22:43,647 INFO L306 CDTParser]: Found 1 translation units. [2022-02-20 19:22:43,647 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/combinations/Problem05_label46+token_ring.04.cil-1.c [2022-02-20 19:22:43,712 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/220b13794/c6cde8ec992e4bc69ff8c7a2b3c151d9/FLAG7449c02dd [2022-02-20 19:22:43,907 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/220b13794/c6cde8ec992e4bc69ff8c7a2b3c151d9 [2022-02-20 19:22:43,910 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-02-20 19:22:43,911 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-02-20 19:22:43,912 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-02-20 19:22:43,913 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-02-20 19:22:43,915 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-02-20 19:22:43,917 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.02 07:22:43" (1/1) ... [2022-02-20 19:22:43,918 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1a3f5027 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 07:22:43, skipping insertion in model container [2022-02-20 19:22:43,918 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.02 07:22:43" (1/1) ... [2022-02-20 19:22:43,925 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-02-20 19:22:44,092 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-02-20 19:22:45,672 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/Problem05_label46+token_ring.04.cil-1.c[382357,382370] [2022-02-20 19:22:45,692 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/Problem05_label46+token_ring.04.cil-1.c[383339,383352] [2022-02-20 19:22:45,838 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-20 19:22:45,847 INFO L203 MainTranslator]: Completed pre-run [2022-02-20 19:22:46,710 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/Problem05_label46+token_ring.04.cil-1.c[382357,382370] [2022-02-20 19:22:46,715 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/Problem05_label46+token_ring.04.cil-1.c[383339,383352] [2022-02-20 19:22:46,731 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-20 19:22:46,797 INFO L208 MainTranslator]: Completed translation [2022-02-20 19:22:46,797 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 07:22:46 WrapperNode [2022-02-20 19:22:46,798 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-02-20 19:22:46,799 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-02-20 19:22:46,799 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-02-20 19:22:46,799 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-02-20 19:22:46,805 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 07:22:46" (1/1) ... [2022-02-20 19:22:46,896 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 07:22:46" (1/1) ... [2022-02-20 19:22:47,515 INFO L137 Inliner]: procedures = 52, calls = 53, calls flagged for inlining = 30, calls inlined = 30, statements flattened = 12735 [2022-02-20 19:22:47,515 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-02-20 19:22:47,516 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-02-20 19:22:47,516 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-02-20 19:22:47,517 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-02-20 19:22:47,524 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 07:22:46" (1/1) ... [2022-02-20 19:22:47,524 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 07:22:46" (1/1) ... [2022-02-20 19:22:47,591 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 07:22:46" (1/1) ... [2022-02-20 19:22:47,592 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 07:22:46" (1/1) ... [2022-02-20 19:22:47,730 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 07:22:46" (1/1) ... [2022-02-20 19:22:47,784 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 07:22:46" (1/1) ... [2022-02-20 19:22:47,809 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 07:22:46" (1/1) ... [2022-02-20 19:22:47,865 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-02-20 19:22:47,867 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-02-20 19:22:47,867 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-02-20 19:22:47,867 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-02-20 19:22:47,868 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 07:22:46" (1/1) ... [2022-02-20 19:22:47,876 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-20 19:22:47,884 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-20 19:22:47,895 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 19:22:47,905 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 19:22:47,931 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-02-20 19:22:47,932 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2022-02-20 19:22:47,932 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2022-02-20 19:22:47,932 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2022-02-20 19:22:47,932 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2022-02-20 19:22:47,932 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2022-02-20 19:22:47,933 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2022-02-20 19:22:47,933 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2022-02-20 19:22:47,933 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2022-02-20 19:22:47,933 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2022-02-20 19:22:47,933 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2022-02-20 19:22:47,933 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2022-02-20 19:22:47,933 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2022-02-20 19:22:47,934 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-02-20 19:22:47,934 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-02-20 19:22:47,934 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-02-20 19:22:48,069 INFO L234 CfgBuilder]: Building ICFG [2022-02-20 19:22:48,070 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-02-20 19:22:54,285 INFO L275 CfgBuilder]: Performing block encoding [2022-02-20 19:22:54,311 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-02-20 19:22:54,312 INFO L299 CfgBuilder]: Removed 8 assume(true) statements. [2022-02-20 19:22:54,315 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.02 07:22:54 BoogieIcfgContainer [2022-02-20 19:22:54,315 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-02-20 19:22:54,317 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-02-20 19:22:54,317 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-02-20 19:22:54,321 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-02-20 19:22:54,321 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.02 07:22:43" (1/3) ... [2022-02-20 19:22:54,322 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6e270619 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.02 07:22:54, skipping insertion in model container [2022-02-20 19:22:54,322 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 07:22:46" (2/3) ... [2022-02-20 19:22:54,322 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6e270619 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.02 07:22:54, skipping insertion in model container [2022-02-20 19:22:54,323 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.02 07:22:54" (3/3) ... [2022-02-20 19:22:54,324 INFO L111 eAbstractionObserver]: Analyzing ICFG Problem05_label46+token_ring.04.cil-1.c [2022-02-20 19:22:54,328 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-02-20 19:22:54,328 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2022-02-20 19:22:54,374 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-02-20 19:22:54,379 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 19:22:54,379 INFO L340 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2022-02-20 19:22:54,443 INFO L276 IsEmpty]: Start isEmpty. Operand has 2365 states, 2338 states have (on average 1.8541488451668093) internal successors, (4335), 2341 states have internal predecessors, (4335), 18 states have call successors, (18), 6 states have call predecessors, (18), 6 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2022-02-20 19:22:54,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2022-02-20 19:22:54,458 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 19:22:54,459 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] [2022-02-20 19:22:54,460 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-20 19:22:54,467 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 19:22:54,468 INFO L85 PathProgramCache]: Analyzing trace with hash -1353629608, now seen corresponding path program 1 times [2022-02-20 19:22:54,475 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 19:22:54,476 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [156834969] [2022-02-20 19:22:54,477 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 19:22:54,478 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 19:22:54,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 19:22:54,694 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-02-20 19:22:54,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 19:22:54,707 INFO L290 TraceCheckUtils]: 0: Hoare triple {2368#true} assume true; {2368#true} is VALID [2022-02-20 19:22:54,708 INFO L284 TraceCheckUtils]: 1: Hoare quadruple {2368#true} {2370#(= ~t1_i~0 1)} #10804#return; {2370#(= ~t1_i~0 1)} is VALID [2022-02-20 19:22:54,726 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-02-20 19:22:54,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 19:22:54,742 INFO L290 TraceCheckUtils]: 0: Hoare triple {2434#(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; {2368#true} is VALID [2022-02-20 19:22:54,743 INFO L290 TraceCheckUtils]: 1: Hoare triple {2368#true} assume 0 == ~T1_E~0;~T1_E~0 := 1; {2368#true} is VALID [2022-02-20 19:22:54,743 INFO L290 TraceCheckUtils]: 2: Hoare triple {2368#true} assume 0 == ~T2_E~0;~T2_E~0 := 1; {2368#true} is VALID [2022-02-20 19:22:54,743 INFO L290 TraceCheckUtils]: 3: Hoare triple {2368#true} assume 0 == ~T3_E~0;~T3_E~0 := 1; {2368#true} is VALID [2022-02-20 19:22:54,744 INFO L290 TraceCheckUtils]: 4: Hoare triple {2368#true} assume !(0 == ~T4_E~0); {2368#true} is VALID [2022-02-20 19:22:54,744 INFO L290 TraceCheckUtils]: 5: Hoare triple {2368#true} assume 0 == ~E_M~0;~E_M~0 := 1; {2368#true} is VALID [2022-02-20 19:22:54,744 INFO L290 TraceCheckUtils]: 6: Hoare triple {2368#true} assume 0 == ~E_1~0;~E_1~0 := 1; {2368#true} is VALID [2022-02-20 19:22:54,744 INFO L290 TraceCheckUtils]: 7: Hoare triple {2368#true} assume 0 == ~E_2~0;~E_2~0 := 1; {2368#true} is VALID [2022-02-20 19:22:54,745 INFO L290 TraceCheckUtils]: 8: Hoare triple {2368#true} assume 0 == ~E_3~0;~E_3~0 := 1; {2368#true} is VALID [2022-02-20 19:22:54,745 INFO L290 TraceCheckUtils]: 9: Hoare triple {2368#true} assume 0 == ~E_4~0;~E_4~0 := 1; {2368#true} is VALID [2022-02-20 19:22:54,745 INFO L290 TraceCheckUtils]: 10: Hoare triple {2368#true} assume true; {2368#true} is VALID [2022-02-20 19:22:54,746 INFO L284 TraceCheckUtils]: 11: Hoare quadruple {2368#true} {2369#false} #10806#return; {2369#false} is VALID [2022-02-20 19:22:54,759 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2022-02-20 19:22:54,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 19:22:54,791 INFO L290 TraceCheckUtils]: 0: Hoare triple {2435#(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~1#1;havoc ~tmp___0~0#1;havoc ~tmp___1~0#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_~__retres1~0#1;havoc is_master_triggered_~__retres1~0#1; {2368#true} is VALID [2022-02-20 19:22:54,791 INFO L290 TraceCheckUtils]: 1: Hoare triple {2368#true} assume 1 == ~m_pc~0; {2368#true} is VALID [2022-02-20 19:22:54,791 INFO L290 TraceCheckUtils]: 2: Hoare triple {2368#true} assume 1 == ~E_M~0;is_master_triggered_~__retres1~0#1 := 1; {2368#true} is VALID [2022-02-20 19:22:54,792 INFO L290 TraceCheckUtils]: 3: Hoare triple {2368#true} is_master_triggered_#res#1 := is_master_triggered_~__retres1~0#1; {2368#true} is VALID [2022-02-20 19:22:54,792 INFO L290 TraceCheckUtils]: 4: Hoare triple {2368#true} #t~ret34#1 := is_master_triggered_#res#1;assume { :end_inline_is_master_triggered } true;assume -2147483648 <= #t~ret34#1 && #t~ret34#1 <= 2147483647;~tmp~1#1 := #t~ret34#1;havoc #t~ret34#1; {2368#true} is VALID [2022-02-20 19:22:54,792 INFO L290 TraceCheckUtils]: 5: Hoare triple {2368#true} assume 0 != ~tmp~1#1;~m_st~0 := 0; {2368#true} is VALID [2022-02-20 19:22:54,793 INFO L290 TraceCheckUtils]: 6: Hoare triple {2368#true} assume { :begin_inline_is_transmit1_triggered } true;havoc is_transmit1_triggered_#res#1;havoc is_transmit1_triggered_~__retres1~1#1;havoc is_transmit1_triggered_~__retres1~1#1; {2368#true} is VALID [2022-02-20 19:22:54,793 INFO L290 TraceCheckUtils]: 7: Hoare triple {2368#true} assume !(1 == ~t1_pc~0); {2368#true} is VALID [2022-02-20 19:22:54,793 INFO L290 TraceCheckUtils]: 8: Hoare triple {2368#true} is_transmit1_triggered_~__retres1~1#1 := 0; {2368#true} is VALID [2022-02-20 19:22:54,793 INFO L290 TraceCheckUtils]: 9: Hoare triple {2368#true} is_transmit1_triggered_#res#1 := is_transmit1_triggered_~__retres1~1#1; {2368#true} is VALID [2022-02-20 19:22:54,794 INFO L290 TraceCheckUtils]: 10: Hoare triple {2368#true} #t~ret35#1 := is_transmit1_triggered_#res#1;assume { :end_inline_is_transmit1_triggered } true;assume -2147483648 <= #t~ret35#1 && #t~ret35#1 <= 2147483647;~tmp___0~0#1 := #t~ret35#1;havoc #t~ret35#1; {2368#true} is VALID [2022-02-20 19:22:54,794 INFO L290 TraceCheckUtils]: 11: Hoare triple {2368#true} assume 0 != ~tmp___0~0#1;~t1_st~0 := 0; {2368#true} is VALID [2022-02-20 19:22:54,794 INFO L290 TraceCheckUtils]: 12: Hoare triple {2368#true} assume { :begin_inline_is_transmit2_triggered } true;havoc is_transmit2_triggered_#res#1;havoc is_transmit2_triggered_~__retres1~2#1;havoc is_transmit2_triggered_~__retres1~2#1; {2368#true} is VALID [2022-02-20 19:22:54,794 INFO L290 TraceCheckUtils]: 13: Hoare triple {2368#true} assume 1 == ~t2_pc~0; {2368#true} is VALID [2022-02-20 19:22:54,795 INFO L290 TraceCheckUtils]: 14: Hoare triple {2368#true} assume 1 == ~E_2~0;is_transmit2_triggered_~__retres1~2#1 := 1; {2368#true} is VALID [2022-02-20 19:22:54,795 INFO L290 TraceCheckUtils]: 15: Hoare triple {2368#true} is_transmit2_triggered_#res#1 := is_transmit2_triggered_~__retres1~2#1; {2368#true} is VALID [2022-02-20 19:22:54,795 INFO L290 TraceCheckUtils]: 16: Hoare triple {2368#true} #t~ret36#1 := is_transmit2_triggered_#res#1;assume { :end_inline_is_transmit2_triggered } true;assume -2147483648 <= #t~ret36#1 && #t~ret36#1 <= 2147483647;~tmp___1~0#1 := #t~ret36#1;havoc #t~ret36#1; {2368#true} is VALID [2022-02-20 19:22:54,796 INFO L290 TraceCheckUtils]: 17: Hoare triple {2368#true} assume 0 != ~tmp___1~0#1;~t2_st~0 := 0; {2368#true} is VALID [2022-02-20 19:22:54,796 INFO L290 TraceCheckUtils]: 18: Hoare triple {2368#true} assume { :begin_inline_is_transmit3_triggered } true;havoc is_transmit3_triggered_#res#1;havoc is_transmit3_triggered_~__retres1~3#1;havoc is_transmit3_triggered_~__retres1~3#1; {2368#true} is VALID [2022-02-20 19:22:54,796 INFO L290 TraceCheckUtils]: 19: Hoare triple {2368#true} assume 1 == ~t3_pc~0; {2368#true} is VALID [2022-02-20 19:22:54,796 INFO L290 TraceCheckUtils]: 20: Hoare triple {2368#true} assume 1 == ~E_3~0;is_transmit3_triggered_~__retres1~3#1 := 1; {2368#true} is VALID [2022-02-20 19:22:54,797 INFO L290 TraceCheckUtils]: 21: Hoare triple {2368#true} is_transmit3_triggered_#res#1 := is_transmit3_triggered_~__retres1~3#1; {2368#true} is VALID [2022-02-20 19:22:54,797 INFO L290 TraceCheckUtils]: 22: Hoare triple {2368#true} #t~ret37#1 := is_transmit3_triggered_#res#1;assume { :end_inline_is_transmit3_triggered } true;assume -2147483648 <= #t~ret37#1 && #t~ret37#1 <= 2147483647;~tmp___2~0#1 := #t~ret37#1;havoc #t~ret37#1; {2368#true} is VALID [2022-02-20 19:22:54,797 INFO L290 TraceCheckUtils]: 23: Hoare triple {2368#true} assume 0 != ~tmp___2~0#1;~t3_st~0 := 0; {2368#true} is VALID [2022-02-20 19:22:54,798 INFO L290 TraceCheckUtils]: 24: Hoare triple {2368#true} assume { :begin_inline_is_transmit4_triggered } true;havoc is_transmit4_triggered_#res#1;havoc is_transmit4_triggered_~__retres1~4#1;havoc is_transmit4_triggered_~__retres1~4#1; {2368#true} is VALID [2022-02-20 19:22:54,798 INFO L290 TraceCheckUtils]: 25: Hoare triple {2368#true} assume !(1 == ~t4_pc~0); {2368#true} is VALID [2022-02-20 19:22:54,798 INFO L290 TraceCheckUtils]: 26: Hoare triple {2368#true} is_transmit4_triggered_~__retres1~4#1 := 0; {2368#true} is VALID [2022-02-20 19:22:54,798 INFO L290 TraceCheckUtils]: 27: Hoare triple {2368#true} is_transmit4_triggered_#res#1 := is_transmit4_triggered_~__retres1~4#1; {2368#true} is VALID [2022-02-20 19:22:54,799 INFO L290 TraceCheckUtils]: 28: Hoare triple {2368#true} #t~ret38#1 := is_transmit4_triggered_#res#1;assume { :end_inline_is_transmit4_triggered } true;assume -2147483648 <= #t~ret38#1 && #t~ret38#1 <= 2147483647;~tmp___3~0#1 := #t~ret38#1;havoc #t~ret38#1; {2368#true} is VALID [2022-02-20 19:22:54,799 INFO L290 TraceCheckUtils]: 29: Hoare triple {2368#true} assume !(0 != ~tmp___3~0#1); {2368#true} is VALID [2022-02-20 19:22:54,799 INFO L290 TraceCheckUtils]: 30: Hoare triple {2368#true} assume true; {2368#true} is VALID [2022-02-20 19:22:54,799 INFO L284 TraceCheckUtils]: 31: Hoare quadruple {2368#true} {2369#false} #10808#return; {2369#false} is VALID [2022-02-20 19:22:54,800 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2022-02-20 19:22:54,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 19:22:54,812 INFO L290 TraceCheckUtils]: 0: Hoare triple {2434#(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; {2368#true} is VALID [2022-02-20 19:22:54,813 INFO L290 TraceCheckUtils]: 1: Hoare triple {2368#true} assume 1 == ~T1_E~0;~T1_E~0 := 2; {2368#true} is VALID [2022-02-20 19:22:54,813 INFO L290 TraceCheckUtils]: 2: Hoare triple {2368#true} assume !(1 == ~T2_E~0); {2368#true} is VALID [2022-02-20 19:22:54,813 INFO L290 TraceCheckUtils]: 3: Hoare triple {2368#true} assume 1 == ~T3_E~0;~T3_E~0 := 2; {2368#true} is VALID [2022-02-20 19:22:54,814 INFO L290 TraceCheckUtils]: 4: Hoare triple {2368#true} assume 1 == ~T4_E~0;~T4_E~0 := 2; {2368#true} is VALID [2022-02-20 19:22:54,814 INFO L290 TraceCheckUtils]: 5: Hoare triple {2368#true} assume 1 == ~E_M~0;~E_M~0 := 2; {2368#true} is VALID [2022-02-20 19:22:54,814 INFO L290 TraceCheckUtils]: 6: Hoare triple {2368#true} assume 1 == ~E_1~0;~E_1~0 := 2; {2368#true} is VALID [2022-02-20 19:22:54,814 INFO L290 TraceCheckUtils]: 7: Hoare triple {2368#true} assume 1 == ~E_2~0;~E_2~0 := 2; {2368#true} is VALID [2022-02-20 19:22:54,815 INFO L290 TraceCheckUtils]: 8: Hoare triple {2368#true} assume 1 == ~E_3~0;~E_3~0 := 2; {2368#true} is VALID [2022-02-20 19:22:54,815 INFO L290 TraceCheckUtils]: 9: Hoare triple {2368#true} assume 1 == ~E_4~0;~E_4~0 := 2; {2368#true} is VALID [2022-02-20 19:22:54,815 INFO L290 TraceCheckUtils]: 10: Hoare triple {2368#true} assume true; {2368#true} is VALID [2022-02-20 19:22:54,816 INFO L284 TraceCheckUtils]: 11: Hoare quadruple {2368#true} {2369#false} #10810#return; {2369#false} is VALID [2022-02-20 19:22:54,816 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2022-02-20 19:22:54,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 19:22:54,821 INFO L290 TraceCheckUtils]: 0: Hoare triple {2368#true} havoc ~__retres1~5; {2368#true} is VALID [2022-02-20 19:22:54,822 INFO L290 TraceCheckUtils]: 1: Hoare triple {2368#true} assume 0 == ~m_st~0;~__retres1~5 := 1; {2368#true} is VALID [2022-02-20 19:22:54,822 INFO L290 TraceCheckUtils]: 2: Hoare triple {2368#true} #res := ~__retres1~5; {2368#true} is VALID [2022-02-20 19:22:54,822 INFO L290 TraceCheckUtils]: 3: Hoare triple {2368#true} assume true; {2368#true} is VALID [2022-02-20 19:22:54,823 INFO L284 TraceCheckUtils]: 4: Hoare quadruple {2368#true} {2369#false} #10812#return; {2369#false} is VALID [2022-02-20 19:22:54,823 INFO L290 TraceCheckUtils]: 0: Hoare triple {2368#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(20, 2);call #Ultimate.allocInit(12, 3);~d~0 := 4;~c~0 := 3;~e~0 := 5;~a~0 := 1;~f~0 := 6;~b~0 := 2;~a9~0 := 18;~a27~0 := 1;~a2~0 := 10;~a16~0 := 1;~a15~0 := 1;~a12~0 := 4;~a25~0 := 1;~a20~0 := 5;~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; {2368#true} is VALID [2022-02-20 19:22:54,823 INFO L290 TraceCheckUtils]: 1: Hoare triple {2368#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet42#1, main_#t~ret43#1, main_#t~ret44#1;assume -2147483648 <= main_#t~nondet42#1 && main_#t~nondet42#1 <= 2147483647; {2368#true} is VALID [2022-02-20 19:22:54,824 INFO L290 TraceCheckUtils]: 2: Hoare triple {2368#true} assume !(0 != main_#t~nondet42#1);havoc main_#t~nondet42#1;assume { :begin_inline_main2 } true;havoc main2_#res#1;havoc main2_~__retres1~6#1;havoc main2_~__retres1~6#1;assume { :begin_inline_init_model } true;~m_i~0 := 1;~t1_i~0 := 1;~t2_i~0 := 1;~t3_i~0 := 1;~t4_i~0 := 1; {2370#(= ~t1_i~0 1)} is VALID [2022-02-20 19:22:54,825 INFO L290 TraceCheckUtils]: 3: Hoare triple {2370#(= ~t1_i~0 1)} assume { :end_inline_init_model } true;assume { :begin_inline_start_simulation } true;havoc start_simulation_#t~ret40#1, start_simulation_#t~ret41#1, start_simulation_~kernel_st~0#1, start_simulation_~tmp~3#1, start_simulation_~tmp___0~1#1;havoc start_simulation_~kernel_st~0#1;havoc start_simulation_~tmp~3#1;havoc start_simulation_~tmp___0~1#1;start_simulation_~kernel_st~0#1 := 0; {2370#(= ~t1_i~0 1)} is VALID [2022-02-20 19:22:54,825 INFO L272 TraceCheckUtils]: 4: Hoare triple {2370#(= ~t1_i~0 1)} call update_channels(); {2368#true} is VALID [2022-02-20 19:22:54,825 INFO L290 TraceCheckUtils]: 5: Hoare triple {2368#true} assume true; {2368#true} is VALID [2022-02-20 19:22:54,826 INFO L284 TraceCheckUtils]: 6: Hoare quadruple {2368#true} {2370#(= ~t1_i~0 1)} #10804#return; {2370#(= ~t1_i~0 1)} is VALID [2022-02-20 19:22:54,827 INFO L290 TraceCheckUtils]: 7: Hoare triple {2370#(= ~t1_i~0 1)} assume { :begin_inline_init_threads } true; {2370#(= ~t1_i~0 1)} is VALID [2022-02-20 19:22:54,827 INFO L290 TraceCheckUtils]: 8: Hoare triple {2370#(= ~t1_i~0 1)} assume 1 == ~m_i~0;~m_st~0 := 0; {2370#(= ~t1_i~0 1)} is VALID [2022-02-20 19:22:54,828 INFO L290 TraceCheckUtils]: 9: Hoare triple {2370#(= ~t1_i~0 1)} assume !(1 == ~t1_i~0);~t1_st~0 := 2; {2369#false} is VALID [2022-02-20 19:22:54,828 INFO L290 TraceCheckUtils]: 10: Hoare triple {2369#false} assume 1 == ~t2_i~0;~t2_st~0 := 0; {2369#false} is VALID [2022-02-20 19:22:54,828 INFO L290 TraceCheckUtils]: 11: Hoare triple {2369#false} assume 1 == ~t3_i~0;~t3_st~0 := 0; {2369#false} is VALID [2022-02-20 19:22:54,828 INFO L290 TraceCheckUtils]: 12: Hoare triple {2369#false} assume 1 == ~t4_i~0;~t4_st~0 := 0; {2369#false} is VALID [2022-02-20 19:22:54,829 INFO L290 TraceCheckUtils]: 13: Hoare triple {2369#false} assume { :end_inline_init_threads } true; {2369#false} is VALID [2022-02-20 19:22:54,829 INFO L272 TraceCheckUtils]: 14: Hoare triple {2369#false} call fire_delta_events(); {2434#(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 19:22:54,829 INFO L290 TraceCheckUtils]: 15: Hoare triple {2434#(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; {2368#true} is VALID [2022-02-20 19:22:54,829 INFO L290 TraceCheckUtils]: 16: Hoare triple {2368#true} assume 0 == ~T1_E~0;~T1_E~0 := 1; {2368#true} is VALID [2022-02-20 19:22:54,830 INFO L290 TraceCheckUtils]: 17: Hoare triple {2368#true} assume 0 == ~T2_E~0;~T2_E~0 := 1; {2368#true} is VALID [2022-02-20 19:22:54,830 INFO L290 TraceCheckUtils]: 18: Hoare triple {2368#true} assume 0 == ~T3_E~0;~T3_E~0 := 1; {2368#true} is VALID [2022-02-20 19:22:54,830 INFO L290 TraceCheckUtils]: 19: Hoare triple {2368#true} assume !(0 == ~T4_E~0); {2368#true} is VALID [2022-02-20 19:22:54,830 INFO L290 TraceCheckUtils]: 20: Hoare triple {2368#true} assume 0 == ~E_M~0;~E_M~0 := 1; {2368#true} is VALID [2022-02-20 19:22:54,831 INFO L290 TraceCheckUtils]: 21: Hoare triple {2368#true} assume 0 == ~E_1~0;~E_1~0 := 1; {2368#true} is VALID [2022-02-20 19:22:54,831 INFO L290 TraceCheckUtils]: 22: Hoare triple {2368#true} assume 0 == ~E_2~0;~E_2~0 := 1; {2368#true} is VALID [2022-02-20 19:22:54,831 INFO L290 TraceCheckUtils]: 23: Hoare triple {2368#true} assume 0 == ~E_3~0;~E_3~0 := 1; {2368#true} is VALID [2022-02-20 19:22:54,831 INFO L290 TraceCheckUtils]: 24: Hoare triple {2368#true} assume 0 == ~E_4~0;~E_4~0 := 1; {2368#true} is VALID [2022-02-20 19:22:54,832 INFO L290 TraceCheckUtils]: 25: Hoare triple {2368#true} assume true; {2368#true} is VALID [2022-02-20 19:22:54,832 INFO L284 TraceCheckUtils]: 26: Hoare quadruple {2368#true} {2369#false} #10806#return; {2369#false} is VALID [2022-02-20 19:22:54,832 INFO L272 TraceCheckUtils]: 27: Hoare triple {2369#false} call activate_threads(); {2435#(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 19:22:54,833 INFO L290 TraceCheckUtils]: 28: Hoare triple {2435#(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~1#1;havoc ~tmp___0~0#1;havoc ~tmp___1~0#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_~__retres1~0#1;havoc is_master_triggered_~__retres1~0#1; {2368#true} is VALID [2022-02-20 19:22:54,833 INFO L290 TraceCheckUtils]: 29: Hoare triple {2368#true} assume 1 == ~m_pc~0; {2368#true} is VALID [2022-02-20 19:22:54,833 INFO L290 TraceCheckUtils]: 30: Hoare triple {2368#true} assume 1 == ~E_M~0;is_master_triggered_~__retres1~0#1 := 1; {2368#true} is VALID [2022-02-20 19:22:54,833 INFO L290 TraceCheckUtils]: 31: Hoare triple {2368#true} is_master_triggered_#res#1 := is_master_triggered_~__retres1~0#1; {2368#true} is VALID [2022-02-20 19:22:54,834 INFO L290 TraceCheckUtils]: 32: Hoare triple {2368#true} #t~ret34#1 := is_master_triggered_#res#1;assume { :end_inline_is_master_triggered } true;assume -2147483648 <= #t~ret34#1 && #t~ret34#1 <= 2147483647;~tmp~1#1 := #t~ret34#1;havoc #t~ret34#1; {2368#true} is VALID [2022-02-20 19:22:54,834 INFO L290 TraceCheckUtils]: 33: Hoare triple {2368#true} assume 0 != ~tmp~1#1;~m_st~0 := 0; {2368#true} is VALID [2022-02-20 19:22:54,834 INFO L290 TraceCheckUtils]: 34: Hoare triple {2368#true} assume { :begin_inline_is_transmit1_triggered } true;havoc is_transmit1_triggered_#res#1;havoc is_transmit1_triggered_~__retres1~1#1;havoc is_transmit1_triggered_~__retres1~1#1; {2368#true} is VALID [2022-02-20 19:22:54,834 INFO L290 TraceCheckUtils]: 35: Hoare triple {2368#true} assume !(1 == ~t1_pc~0); {2368#true} is VALID [2022-02-20 19:22:54,835 INFO L290 TraceCheckUtils]: 36: Hoare triple {2368#true} is_transmit1_triggered_~__retres1~1#1 := 0; {2368#true} is VALID [2022-02-20 19:22:54,835 INFO L290 TraceCheckUtils]: 37: Hoare triple {2368#true} is_transmit1_triggered_#res#1 := is_transmit1_triggered_~__retres1~1#1; {2368#true} is VALID [2022-02-20 19:22:54,835 INFO L290 TraceCheckUtils]: 38: Hoare triple {2368#true} #t~ret35#1 := is_transmit1_triggered_#res#1;assume { :end_inline_is_transmit1_triggered } true;assume -2147483648 <= #t~ret35#1 && #t~ret35#1 <= 2147483647;~tmp___0~0#1 := #t~ret35#1;havoc #t~ret35#1; {2368#true} is VALID [2022-02-20 19:22:54,835 INFO L290 TraceCheckUtils]: 39: Hoare triple {2368#true} assume 0 != ~tmp___0~0#1;~t1_st~0 := 0; {2368#true} is VALID [2022-02-20 19:22:54,836 INFO L290 TraceCheckUtils]: 40: Hoare triple {2368#true} assume { :begin_inline_is_transmit2_triggered } true;havoc is_transmit2_triggered_#res#1;havoc is_transmit2_triggered_~__retres1~2#1;havoc is_transmit2_triggered_~__retres1~2#1; {2368#true} is VALID [2022-02-20 19:22:54,836 INFO L290 TraceCheckUtils]: 41: Hoare triple {2368#true} assume 1 == ~t2_pc~0; {2368#true} is VALID [2022-02-20 19:22:54,836 INFO L290 TraceCheckUtils]: 42: Hoare triple {2368#true} assume 1 == ~E_2~0;is_transmit2_triggered_~__retres1~2#1 := 1; {2368#true} is VALID [2022-02-20 19:22:54,836 INFO L290 TraceCheckUtils]: 43: Hoare triple {2368#true} is_transmit2_triggered_#res#1 := is_transmit2_triggered_~__retres1~2#1; {2368#true} is VALID [2022-02-20 19:22:54,837 INFO L290 TraceCheckUtils]: 44: Hoare triple {2368#true} #t~ret36#1 := is_transmit2_triggered_#res#1;assume { :end_inline_is_transmit2_triggered } true;assume -2147483648 <= #t~ret36#1 && #t~ret36#1 <= 2147483647;~tmp___1~0#1 := #t~ret36#1;havoc #t~ret36#1; {2368#true} is VALID [2022-02-20 19:22:54,837 INFO L290 TraceCheckUtils]: 45: Hoare triple {2368#true} assume 0 != ~tmp___1~0#1;~t2_st~0 := 0; {2368#true} is VALID [2022-02-20 19:22:54,837 INFO L290 TraceCheckUtils]: 46: Hoare triple {2368#true} assume { :begin_inline_is_transmit3_triggered } true;havoc is_transmit3_triggered_#res#1;havoc is_transmit3_triggered_~__retres1~3#1;havoc is_transmit3_triggered_~__retres1~3#1; {2368#true} is VALID [2022-02-20 19:22:54,837 INFO L290 TraceCheckUtils]: 47: Hoare triple {2368#true} assume 1 == ~t3_pc~0; {2368#true} is VALID [2022-02-20 19:22:54,838 INFO L290 TraceCheckUtils]: 48: Hoare triple {2368#true} assume 1 == ~E_3~0;is_transmit3_triggered_~__retres1~3#1 := 1; {2368#true} is VALID [2022-02-20 19:22:54,838 INFO L290 TraceCheckUtils]: 49: Hoare triple {2368#true} is_transmit3_triggered_#res#1 := is_transmit3_triggered_~__retres1~3#1; {2368#true} is VALID [2022-02-20 19:22:54,838 INFO L290 TraceCheckUtils]: 50: Hoare triple {2368#true} #t~ret37#1 := is_transmit3_triggered_#res#1;assume { :end_inline_is_transmit3_triggered } true;assume -2147483648 <= #t~ret37#1 && #t~ret37#1 <= 2147483647;~tmp___2~0#1 := #t~ret37#1;havoc #t~ret37#1; {2368#true} is VALID [2022-02-20 19:22:54,838 INFO L290 TraceCheckUtils]: 51: Hoare triple {2368#true} assume 0 != ~tmp___2~0#1;~t3_st~0 := 0; {2368#true} is VALID [2022-02-20 19:22:54,839 INFO L290 TraceCheckUtils]: 52: Hoare triple {2368#true} assume { :begin_inline_is_transmit4_triggered } true;havoc is_transmit4_triggered_#res#1;havoc is_transmit4_triggered_~__retres1~4#1;havoc is_transmit4_triggered_~__retres1~4#1; {2368#true} is VALID [2022-02-20 19:22:54,839 INFO L290 TraceCheckUtils]: 53: Hoare triple {2368#true} assume !(1 == ~t4_pc~0); {2368#true} is VALID [2022-02-20 19:22:54,839 INFO L290 TraceCheckUtils]: 54: Hoare triple {2368#true} is_transmit4_triggered_~__retres1~4#1 := 0; {2368#true} is VALID [2022-02-20 19:22:54,839 INFO L290 TraceCheckUtils]: 55: Hoare triple {2368#true} is_transmit4_triggered_#res#1 := is_transmit4_triggered_~__retres1~4#1; {2368#true} is VALID [2022-02-20 19:22:54,840 INFO L290 TraceCheckUtils]: 56: Hoare triple {2368#true} #t~ret38#1 := is_transmit4_triggered_#res#1;assume { :end_inline_is_transmit4_triggered } true;assume -2147483648 <= #t~ret38#1 && #t~ret38#1 <= 2147483647;~tmp___3~0#1 := #t~ret38#1;havoc #t~ret38#1; {2368#true} is VALID [2022-02-20 19:22:54,840 INFO L290 TraceCheckUtils]: 57: Hoare triple {2368#true} assume !(0 != ~tmp___3~0#1); {2368#true} is VALID [2022-02-20 19:22:54,840 INFO L290 TraceCheckUtils]: 58: Hoare triple {2368#true} assume true; {2368#true} is VALID [2022-02-20 19:22:54,840 INFO L284 TraceCheckUtils]: 59: Hoare quadruple {2368#true} {2369#false} #10808#return; {2369#false} is VALID [2022-02-20 19:22:54,841 INFO L272 TraceCheckUtils]: 60: Hoare triple {2369#false} call reset_delta_events(); {2434#(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 19:22:54,841 INFO L290 TraceCheckUtils]: 61: Hoare triple {2434#(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; {2368#true} is VALID [2022-02-20 19:22:54,841 INFO L290 TraceCheckUtils]: 62: Hoare triple {2368#true} assume 1 == ~T1_E~0;~T1_E~0 := 2; {2368#true} is VALID [2022-02-20 19:22:54,842 INFO L290 TraceCheckUtils]: 63: Hoare triple {2368#true} assume !(1 == ~T2_E~0); {2368#true} is VALID [2022-02-20 19:22:54,842 INFO L290 TraceCheckUtils]: 64: Hoare triple {2368#true} assume 1 == ~T3_E~0;~T3_E~0 := 2; {2368#true} is VALID [2022-02-20 19:22:54,842 INFO L290 TraceCheckUtils]: 65: Hoare triple {2368#true} assume 1 == ~T4_E~0;~T4_E~0 := 2; {2368#true} is VALID [2022-02-20 19:22:54,842 INFO L290 TraceCheckUtils]: 66: Hoare triple {2368#true} assume 1 == ~E_M~0;~E_M~0 := 2; {2368#true} is VALID [2022-02-20 19:22:54,843 INFO L290 TraceCheckUtils]: 67: Hoare triple {2368#true} assume 1 == ~E_1~0;~E_1~0 := 2; {2368#true} is VALID [2022-02-20 19:22:54,843 INFO L290 TraceCheckUtils]: 68: Hoare triple {2368#true} assume 1 == ~E_2~0;~E_2~0 := 2; {2368#true} is VALID [2022-02-20 19:22:54,843 INFO L290 TraceCheckUtils]: 69: Hoare triple {2368#true} assume 1 == ~E_3~0;~E_3~0 := 2; {2368#true} is VALID [2022-02-20 19:22:54,843 INFO L290 TraceCheckUtils]: 70: Hoare triple {2368#true} assume 1 == ~E_4~0;~E_4~0 := 2; {2368#true} is VALID [2022-02-20 19:22:54,844 INFO L290 TraceCheckUtils]: 71: Hoare triple {2368#true} assume true; {2368#true} is VALID [2022-02-20 19:22:54,844 INFO L284 TraceCheckUtils]: 72: Hoare quadruple {2368#true} {2369#false} #10810#return; {2369#false} is VALID [2022-02-20 19:22:54,844 INFO L290 TraceCheckUtils]: 73: Hoare triple {2369#false} assume !false; {2369#false} is VALID [2022-02-20 19:22:54,844 INFO L290 TraceCheckUtils]: 74: Hoare triple {2369#false} start_simulation_~kernel_st~0#1 := 1;assume { :begin_inline_eval } true;havoc eval_#t~ret28#1, eval_#t~nondet29#1, eval_~tmp_ndt_1~0#1, eval_#t~nondet30#1, eval_~tmp_ndt_2~0#1, eval_#t~nondet31#1, eval_~tmp_ndt_3~0#1, eval_#t~nondet32#1, eval_~tmp_ndt_4~0#1, eval_#t~nondet33#1, eval_~tmp_ndt_5~0#1, eval_~tmp~0#1;havoc eval_~tmp~0#1; {2369#false} is VALID [2022-02-20 19:22:54,845 INFO L290 TraceCheckUtils]: 75: Hoare triple {2369#false} assume !false; {2369#false} is VALID [2022-02-20 19:22:54,845 INFO L272 TraceCheckUtils]: 76: Hoare triple {2369#false} call eval_#t~ret28#1 := exists_runnable_thread(); {2368#true} is VALID [2022-02-20 19:22:54,845 INFO L290 TraceCheckUtils]: 77: Hoare triple {2368#true} havoc ~__retres1~5; {2368#true} is VALID [2022-02-20 19:22:54,845 INFO L290 TraceCheckUtils]: 78: Hoare triple {2368#true} assume 0 == ~m_st~0;~__retres1~5 := 1; {2368#true} is VALID [2022-02-20 19:22:54,845 INFO L290 TraceCheckUtils]: 79: Hoare triple {2368#true} #res := ~__retres1~5; {2368#true} is VALID [2022-02-20 19:22:54,845 INFO L290 TraceCheckUtils]: 80: Hoare triple {2368#true} assume true; {2368#true} is VALID [2022-02-20 19:22:54,846 INFO L284 TraceCheckUtils]: 81: Hoare quadruple {2368#true} {2369#false} #10812#return; {2369#false} is VALID [2022-02-20 19:22:54,846 INFO L290 TraceCheckUtils]: 82: Hoare triple {2369#false} assume -2147483648 <= eval_#t~ret28#1 && eval_#t~ret28#1 <= 2147483647;eval_~tmp~0#1 := eval_#t~ret28#1;havoc eval_#t~ret28#1; {2369#false} is VALID [2022-02-20 19:22:54,846 INFO L290 TraceCheckUtils]: 83: Hoare triple {2369#false} assume 0 != eval_~tmp~0#1; {2369#false} is VALID [2022-02-20 19:22:54,846 INFO L290 TraceCheckUtils]: 84: Hoare triple {2369#false} assume 0 == ~m_st~0;havoc eval_~tmp_ndt_1~0#1;assume -2147483648 <= eval_#t~nondet29#1 && eval_#t~nondet29#1 <= 2147483647;eval_~tmp_ndt_1~0#1 := eval_#t~nondet29#1;havoc eval_#t~nondet29#1; {2369#false} is VALID [2022-02-20 19:22:54,847 INFO L290 TraceCheckUtils]: 85: Hoare triple {2369#false} assume 0 != eval_~tmp_ndt_1~0#1;~m_st~0 := 1;assume { :begin_inline_master } true;havoc master_#t~nondet27#1; {2369#false} is VALID [2022-02-20 19:22:54,847 INFO L290 TraceCheckUtils]: 86: Hoare triple {2369#false} assume !(0 == ~m_pc~0); {2369#false} is VALID [2022-02-20 19:22:54,847 INFO L290 TraceCheckUtils]: 87: Hoare triple {2369#false} assume 1 == ~m_pc~0; {2369#false} is VALID [2022-02-20 19:22:54,847 INFO L290 TraceCheckUtils]: 88: Hoare triple {2369#false} assume ~token~0 != 4 + ~local~0;assume { :begin_inline_error } true; {2369#false} is VALID [2022-02-20 19:22:54,847 INFO L290 TraceCheckUtils]: 89: Hoare triple {2369#false} assume !false; {2369#false} is VALID [2022-02-20 19:22:54,848 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 19:22:54,849 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 19:22:54,849 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [156834969] [2022-02-20 19:22:54,850 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [156834969] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 19:22:54,850 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 19:22:54,850 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-20 19:22:54,851 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [391882937] [2022-02-20 19:22:54,852 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 19:22:54,856 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, (5), 3 states have call predecessors, (5), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) Word has length 90 [2022-02-20 19:22:54,858 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 19:22:54,860 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, (5), 3 states have call predecessors, (5), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2022-02-20 19:22:54,940 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 90 edges. 90 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 19:22:54,941 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-02-20 19:22:54,941 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 19:22:54,958 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-02-20 19:22:54,958 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-02-20 19:22:54,969 INFO L87 Difference]: Start difference. First operand has 2365 states, 2338 states have (on average 1.8541488451668093) internal successors, (4335), 2341 states have internal predecessors, (4335), 18 states have call successors, (18), 6 states have call predecessors, (18), 6 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) 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, (5), 3 states have call predecessors, (5), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2022-02-20 19:23:04,700 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 19:23:04,701 INFO L93 Difference]: Finished difference Result 4778 states and 8824 transitions. [2022-02-20 19:23:04,701 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-20 19:23:04,701 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, (5), 3 states have call predecessors, (5), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) Word has length 90 [2022-02-20 19:23:04,702 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-20 19:23:04,703 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, (5), 3 states have call predecessors, (5), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2022-02-20 19:23:04,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 8824 transitions. [2022-02-20 19:23:04,766 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, (5), 3 states have call predecessors, (5), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2022-02-20 19:23:04,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 8824 transitions. [2022-02-20 19:23:04,868 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 6 states and 8824 transitions. [2022-02-20 19:23:11,177 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 8824 edges. 8824 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 19:23:11,605 INFO L225 Difference]: With dead ends: 4778 [2022-02-20 19:23:11,605 INFO L226 Difference]: Without dead ends: 2352 [2022-02-20 19:23:11,615 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-02-20 19:23:11,622 INFO L933 BasicCegarLoop]: 4315 mSDtfsCounter, 434 mSDsluCounter, 12257 mSDsCounter, 0 mSdLazyCounter, 299 mSolverCounterSat, 44 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 450 SdHoareTripleChecker+Valid, 16572 SdHoareTripleChecker+Invalid, 343 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 44 IncrementalHoareTripleChecker+Valid, 299 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-02-20 19:23:11,624 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [450 Valid, 16572 Invalid, 343 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [44 Valid, 299 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-02-20 19:23:11,645 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2352 states. [2022-02-20 19:23:11,769 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2352 to 2298. [2022-02-20 19:23:11,769 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-20 19:23:11,779 INFO L82 GeneralOperation]: Start isEquivalent. First operand 2352 states. Second operand has 2298 states, 2272 states have (on average 1.8433098591549295) internal successors, (4188), 2274 states have internal predecessors, (4188), 18 states have call successors, (18), 6 states have call predecessors, (18), 6 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2022-02-20 19:23:11,788 INFO L74 IsIncluded]: Start isIncluded. First operand 2352 states. Second operand has 2298 states, 2272 states have (on average 1.8433098591549295) internal successors, (4188), 2274 states have internal predecessors, (4188), 18 states have call successors, (18), 6 states have call predecessors, (18), 6 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2022-02-20 19:23:11,797 INFO L87 Difference]: Start difference. First operand 2352 states. Second operand has 2298 states, 2272 states have (on average 1.8433098591549295) internal successors, (4188), 2274 states have internal predecessors, (4188), 18 states have call successors, (18), 6 states have call predecessors, (18), 6 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2022-02-20 19:23:12,047 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 19:23:12,052 INFO L93 Difference]: Finished difference Result 2352 states and 4317 transitions. [2022-02-20 19:23:12,053 INFO L276 IsEmpty]: Start isEmpty. Operand 2352 states and 4317 transitions. [2022-02-20 19:23:12,063 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 19:23:12,064 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 19:23:12,072 INFO L74 IsIncluded]: Start isIncluded. First operand has 2298 states, 2272 states have (on average 1.8433098591549295) internal successors, (4188), 2274 states have internal predecessors, (4188), 18 states have call successors, (18), 6 states have call predecessors, (18), 6 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) Second operand 2352 states. [2022-02-20 19:23:12,081 INFO L87 Difference]: Start difference. First operand has 2298 states, 2272 states have (on average 1.8433098591549295) internal successors, (4188), 2274 states have internal predecessors, (4188), 18 states have call successors, (18), 6 states have call predecessors, (18), 6 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) Second operand 2352 states. [2022-02-20 19:23:12,334 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 19:23:12,334 INFO L93 Difference]: Finished difference Result 2352 states and 4317 transitions. [2022-02-20 19:23:12,335 INFO L276 IsEmpty]: Start isEmpty. Operand 2352 states and 4317 transitions. [2022-02-20 19:23:12,339 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 19:23:12,339 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 19:23:12,340 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-20 19:23:12,340 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-20 19:23:12,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2298 states, 2272 states have (on average 1.8433098591549295) internal successors, (4188), 2274 states have internal predecessors, (4188), 18 states have call successors, (18), 6 states have call predecessors, (18), 6 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2022-02-20 19:23:12,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2298 states to 2298 states and 4224 transitions. [2022-02-20 19:23:12,622 INFO L78 Accepts]: Start accepts. Automaton has 2298 states and 4224 transitions. Word has length 90 [2022-02-20 19:23:12,623 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 19:23:12,623 INFO L470 AbstractCegarLoop]: Abstraction has 2298 states and 4224 transitions. [2022-02-20 19:23:12,624 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, (5), 3 states have call predecessors, (5), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2022-02-20 19:23:12,624 INFO L276 IsEmpty]: Start isEmpty. Operand 2298 states and 4224 transitions. [2022-02-20 19:23:12,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2022-02-20 19:23:12,628 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 19:23:12,628 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] [2022-02-20 19:23:12,628 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-02-20 19:23:12,629 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-20 19:23:12,630 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 19:23:12,630 INFO L85 PathProgramCache]: Analyzing trace with hash -295791530, now seen corresponding path program 1 times [2022-02-20 19:23:12,631 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 19:23:12,631 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1308323722] [2022-02-20 19:23:12,631 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 19:23:12,631 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 19:23:12,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 19:23:12,727 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-02-20 19:23:12,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 19:23:12,731 INFO L290 TraceCheckUtils]: 0: Hoare triple {14441#true} assume true; {14441#true} is VALID [2022-02-20 19:23:12,732 INFO L284 TraceCheckUtils]: 1: Hoare quadruple {14441#true} {14443#(= ~M_E~0 2)} #10804#return; {14443#(= ~M_E~0 2)} is VALID [2022-02-20 19:23:12,746 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-02-20 19:23:12,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 19:23:12,768 INFO L290 TraceCheckUtils]: 0: Hoare triple {14507#(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; {14508#(= |old(~M_E~0)| 0)} is VALID [2022-02-20 19:23:12,769 INFO L290 TraceCheckUtils]: 1: Hoare triple {14508#(= |old(~M_E~0)| 0)} assume 0 == ~T1_E~0;~T1_E~0 := 1; {14508#(= |old(~M_E~0)| 0)} is VALID [2022-02-20 19:23:12,769 INFO L290 TraceCheckUtils]: 2: Hoare triple {14508#(= |old(~M_E~0)| 0)} assume 0 == ~T2_E~0;~T2_E~0 := 1; {14508#(= |old(~M_E~0)| 0)} is VALID [2022-02-20 19:23:12,770 INFO L290 TraceCheckUtils]: 3: Hoare triple {14508#(= |old(~M_E~0)| 0)} assume 0 == ~T3_E~0;~T3_E~0 := 1; {14508#(= |old(~M_E~0)| 0)} is VALID [2022-02-20 19:23:12,770 INFO L290 TraceCheckUtils]: 4: Hoare triple {14508#(= |old(~M_E~0)| 0)} assume !(0 == ~T4_E~0); {14508#(= |old(~M_E~0)| 0)} is VALID [2022-02-20 19:23:12,771 INFO L290 TraceCheckUtils]: 5: Hoare triple {14508#(= |old(~M_E~0)| 0)} assume 0 == ~E_M~0;~E_M~0 := 1; {14508#(= |old(~M_E~0)| 0)} is VALID [2022-02-20 19:23:12,771 INFO L290 TraceCheckUtils]: 6: Hoare triple {14508#(= |old(~M_E~0)| 0)} assume 0 == ~E_1~0;~E_1~0 := 1; {14508#(= |old(~M_E~0)| 0)} is VALID [2022-02-20 19:23:12,772 INFO L290 TraceCheckUtils]: 7: Hoare triple {14508#(= |old(~M_E~0)| 0)} assume 0 == ~E_2~0;~E_2~0 := 1; {14508#(= |old(~M_E~0)| 0)} is VALID [2022-02-20 19:23:12,772 INFO L290 TraceCheckUtils]: 8: Hoare triple {14508#(= |old(~M_E~0)| 0)} assume 0 == ~E_3~0;~E_3~0 := 1; {14508#(= |old(~M_E~0)| 0)} is VALID [2022-02-20 19:23:12,773 INFO L290 TraceCheckUtils]: 9: Hoare triple {14508#(= |old(~M_E~0)| 0)} assume 0 == ~E_4~0;~E_4~0 := 1; {14508#(= |old(~M_E~0)| 0)} is VALID [2022-02-20 19:23:12,773 INFO L290 TraceCheckUtils]: 10: Hoare triple {14508#(= |old(~M_E~0)| 0)} assume true; {14508#(= |old(~M_E~0)| 0)} is VALID [2022-02-20 19:23:12,774 INFO L284 TraceCheckUtils]: 11: Hoare quadruple {14508#(= |old(~M_E~0)| 0)} {14443#(= ~M_E~0 2)} #10806#return; {14442#false} is VALID [2022-02-20 19:23:12,784 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2022-02-20 19:23:12,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 19:23:12,803 INFO L290 TraceCheckUtils]: 0: Hoare triple {14509#(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~1#1;havoc ~tmp___0~0#1;havoc ~tmp___1~0#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_~__retres1~0#1;havoc is_master_triggered_~__retres1~0#1; {14441#true} is VALID [2022-02-20 19:23:12,803 INFO L290 TraceCheckUtils]: 1: Hoare triple {14441#true} assume 1 == ~m_pc~0; {14441#true} is VALID [2022-02-20 19:23:12,803 INFO L290 TraceCheckUtils]: 2: Hoare triple {14441#true} assume 1 == ~E_M~0;is_master_triggered_~__retres1~0#1 := 1; {14441#true} is VALID [2022-02-20 19:23:12,804 INFO L290 TraceCheckUtils]: 3: Hoare triple {14441#true} is_master_triggered_#res#1 := is_master_triggered_~__retres1~0#1; {14441#true} is VALID [2022-02-20 19:23:12,804 INFO L290 TraceCheckUtils]: 4: Hoare triple {14441#true} #t~ret34#1 := is_master_triggered_#res#1;assume { :end_inline_is_master_triggered } true;assume -2147483648 <= #t~ret34#1 && #t~ret34#1 <= 2147483647;~tmp~1#1 := #t~ret34#1;havoc #t~ret34#1; {14441#true} is VALID [2022-02-20 19:23:12,804 INFO L290 TraceCheckUtils]: 5: Hoare triple {14441#true} assume 0 != ~tmp~1#1;~m_st~0 := 0; {14441#true} is VALID [2022-02-20 19:23:12,804 INFO L290 TraceCheckUtils]: 6: Hoare triple {14441#true} assume { :begin_inline_is_transmit1_triggered } true;havoc is_transmit1_triggered_#res#1;havoc is_transmit1_triggered_~__retres1~1#1;havoc is_transmit1_triggered_~__retres1~1#1; {14441#true} is VALID [2022-02-20 19:23:12,805 INFO L290 TraceCheckUtils]: 7: Hoare triple {14441#true} assume !(1 == ~t1_pc~0); {14441#true} is VALID [2022-02-20 19:23:12,805 INFO L290 TraceCheckUtils]: 8: Hoare triple {14441#true} is_transmit1_triggered_~__retres1~1#1 := 0; {14441#true} is VALID [2022-02-20 19:23:12,805 INFO L290 TraceCheckUtils]: 9: Hoare triple {14441#true} is_transmit1_triggered_#res#1 := is_transmit1_triggered_~__retres1~1#1; {14441#true} is VALID [2022-02-20 19:23:12,805 INFO L290 TraceCheckUtils]: 10: Hoare triple {14441#true} #t~ret35#1 := is_transmit1_triggered_#res#1;assume { :end_inline_is_transmit1_triggered } true;assume -2147483648 <= #t~ret35#1 && #t~ret35#1 <= 2147483647;~tmp___0~0#1 := #t~ret35#1;havoc #t~ret35#1; {14441#true} is VALID [2022-02-20 19:23:12,805 INFO L290 TraceCheckUtils]: 11: Hoare triple {14441#true} assume 0 != ~tmp___0~0#1;~t1_st~0 := 0; {14441#true} is VALID [2022-02-20 19:23:12,806 INFO L290 TraceCheckUtils]: 12: Hoare triple {14441#true} assume { :begin_inline_is_transmit2_triggered } true;havoc is_transmit2_triggered_#res#1;havoc is_transmit2_triggered_~__retres1~2#1;havoc is_transmit2_triggered_~__retres1~2#1; {14441#true} is VALID [2022-02-20 19:23:12,806 INFO L290 TraceCheckUtils]: 13: Hoare triple {14441#true} assume 1 == ~t2_pc~0; {14441#true} is VALID [2022-02-20 19:23:12,806 INFO L290 TraceCheckUtils]: 14: Hoare triple {14441#true} assume 1 == ~E_2~0;is_transmit2_triggered_~__retres1~2#1 := 1; {14441#true} is VALID [2022-02-20 19:23:12,806 INFO L290 TraceCheckUtils]: 15: Hoare triple {14441#true} is_transmit2_triggered_#res#1 := is_transmit2_triggered_~__retres1~2#1; {14441#true} is VALID [2022-02-20 19:23:12,807 INFO L290 TraceCheckUtils]: 16: Hoare triple {14441#true} #t~ret36#1 := is_transmit2_triggered_#res#1;assume { :end_inline_is_transmit2_triggered } true;assume -2147483648 <= #t~ret36#1 && #t~ret36#1 <= 2147483647;~tmp___1~0#1 := #t~ret36#1;havoc #t~ret36#1; {14441#true} is VALID [2022-02-20 19:23:12,807 INFO L290 TraceCheckUtils]: 17: Hoare triple {14441#true} assume 0 != ~tmp___1~0#1;~t2_st~0 := 0; {14441#true} is VALID [2022-02-20 19:23:12,807 INFO L290 TraceCheckUtils]: 18: Hoare triple {14441#true} assume { :begin_inline_is_transmit3_triggered } true;havoc is_transmit3_triggered_#res#1;havoc is_transmit3_triggered_~__retres1~3#1;havoc is_transmit3_triggered_~__retres1~3#1; {14441#true} is VALID [2022-02-20 19:23:12,807 INFO L290 TraceCheckUtils]: 19: Hoare triple {14441#true} assume 1 == ~t3_pc~0; {14441#true} is VALID [2022-02-20 19:23:12,807 INFO L290 TraceCheckUtils]: 20: Hoare triple {14441#true} assume 1 == ~E_3~0;is_transmit3_triggered_~__retres1~3#1 := 1; {14441#true} is VALID [2022-02-20 19:23:12,808 INFO L290 TraceCheckUtils]: 21: Hoare triple {14441#true} is_transmit3_triggered_#res#1 := is_transmit3_triggered_~__retres1~3#1; {14441#true} is VALID [2022-02-20 19:23:12,808 INFO L290 TraceCheckUtils]: 22: Hoare triple {14441#true} #t~ret37#1 := is_transmit3_triggered_#res#1;assume { :end_inline_is_transmit3_triggered } true;assume -2147483648 <= #t~ret37#1 && #t~ret37#1 <= 2147483647;~tmp___2~0#1 := #t~ret37#1;havoc #t~ret37#1; {14441#true} is VALID [2022-02-20 19:23:12,808 INFO L290 TraceCheckUtils]: 23: Hoare triple {14441#true} assume 0 != ~tmp___2~0#1;~t3_st~0 := 0; {14441#true} is VALID [2022-02-20 19:23:12,808 INFO L290 TraceCheckUtils]: 24: Hoare triple {14441#true} assume { :begin_inline_is_transmit4_triggered } true;havoc is_transmit4_triggered_#res#1;havoc is_transmit4_triggered_~__retres1~4#1;havoc is_transmit4_triggered_~__retres1~4#1; {14441#true} is VALID [2022-02-20 19:23:12,809 INFO L290 TraceCheckUtils]: 25: Hoare triple {14441#true} assume !(1 == ~t4_pc~0); {14441#true} is VALID [2022-02-20 19:23:12,809 INFO L290 TraceCheckUtils]: 26: Hoare triple {14441#true} is_transmit4_triggered_~__retres1~4#1 := 0; {14441#true} is VALID [2022-02-20 19:23:12,809 INFO L290 TraceCheckUtils]: 27: Hoare triple {14441#true} is_transmit4_triggered_#res#1 := is_transmit4_triggered_~__retres1~4#1; {14441#true} is VALID [2022-02-20 19:23:12,809 INFO L290 TraceCheckUtils]: 28: Hoare triple {14441#true} #t~ret38#1 := is_transmit4_triggered_#res#1;assume { :end_inline_is_transmit4_triggered } true;assume -2147483648 <= #t~ret38#1 && #t~ret38#1 <= 2147483647;~tmp___3~0#1 := #t~ret38#1;havoc #t~ret38#1; {14441#true} is VALID [2022-02-20 19:23:12,809 INFO L290 TraceCheckUtils]: 29: Hoare triple {14441#true} assume !(0 != ~tmp___3~0#1); {14441#true} is VALID [2022-02-20 19:23:12,810 INFO L290 TraceCheckUtils]: 30: Hoare triple {14441#true} assume true; {14441#true} is VALID [2022-02-20 19:23:12,810 INFO L284 TraceCheckUtils]: 31: Hoare quadruple {14441#true} {14442#false} #10808#return; {14442#false} is VALID [2022-02-20 19:23:12,810 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2022-02-20 19:23:12,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 19:23:12,819 INFO L290 TraceCheckUtils]: 0: Hoare triple {14507#(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; {14441#true} is VALID [2022-02-20 19:23:12,819 INFO L290 TraceCheckUtils]: 1: Hoare triple {14441#true} assume 1 == ~T1_E~0;~T1_E~0 := 2; {14441#true} is VALID [2022-02-20 19:23:12,820 INFO L290 TraceCheckUtils]: 2: Hoare triple {14441#true} assume !(1 == ~T2_E~0); {14441#true} is VALID [2022-02-20 19:23:12,820 INFO L290 TraceCheckUtils]: 3: Hoare triple {14441#true} assume 1 == ~T3_E~0;~T3_E~0 := 2; {14441#true} is VALID [2022-02-20 19:23:12,820 INFO L290 TraceCheckUtils]: 4: Hoare triple {14441#true} assume 1 == ~T4_E~0;~T4_E~0 := 2; {14441#true} is VALID [2022-02-20 19:23:12,820 INFO L290 TraceCheckUtils]: 5: Hoare triple {14441#true} assume 1 == ~E_M~0;~E_M~0 := 2; {14441#true} is VALID [2022-02-20 19:23:12,820 INFO L290 TraceCheckUtils]: 6: Hoare triple {14441#true} assume 1 == ~E_1~0;~E_1~0 := 2; {14441#true} is VALID [2022-02-20 19:23:12,821 INFO L290 TraceCheckUtils]: 7: Hoare triple {14441#true} assume 1 == ~E_2~0;~E_2~0 := 2; {14441#true} is VALID [2022-02-20 19:23:12,821 INFO L290 TraceCheckUtils]: 8: Hoare triple {14441#true} assume 1 == ~E_3~0;~E_3~0 := 2; {14441#true} is VALID [2022-02-20 19:23:12,821 INFO L290 TraceCheckUtils]: 9: Hoare triple {14441#true} assume 1 == ~E_4~0;~E_4~0 := 2; {14441#true} is VALID [2022-02-20 19:23:12,821 INFO L290 TraceCheckUtils]: 10: Hoare triple {14441#true} assume true; {14441#true} is VALID [2022-02-20 19:23:12,822 INFO L284 TraceCheckUtils]: 11: Hoare quadruple {14441#true} {14442#false} #10810#return; {14442#false} is VALID [2022-02-20 19:23:12,822 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2022-02-20 19:23:12,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 19:23:12,826 INFO L290 TraceCheckUtils]: 0: Hoare triple {14441#true} havoc ~__retres1~5; {14441#true} is VALID [2022-02-20 19:23:12,826 INFO L290 TraceCheckUtils]: 1: Hoare triple {14441#true} assume 0 == ~m_st~0;~__retres1~5 := 1; {14441#true} is VALID [2022-02-20 19:23:12,827 INFO L290 TraceCheckUtils]: 2: Hoare triple {14441#true} #res := ~__retres1~5; {14441#true} is VALID [2022-02-20 19:23:12,827 INFO L290 TraceCheckUtils]: 3: Hoare triple {14441#true} assume true; {14441#true} is VALID [2022-02-20 19:23:12,827 INFO L284 TraceCheckUtils]: 4: Hoare quadruple {14441#true} {14442#false} #10812#return; {14442#false} is VALID [2022-02-20 19:23:12,828 INFO L290 TraceCheckUtils]: 0: Hoare triple {14441#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(20, 2);call #Ultimate.allocInit(12, 3);~d~0 := 4;~c~0 := 3;~e~0 := 5;~a~0 := 1;~f~0 := 6;~b~0 := 2;~a9~0 := 18;~a27~0 := 1;~a2~0 := 10;~a16~0 := 1;~a15~0 := 1;~a12~0 := 4;~a25~0 := 1;~a20~0 := 5;~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; {14443#(= ~M_E~0 2)} is VALID [2022-02-20 19:23:12,829 INFO L290 TraceCheckUtils]: 1: Hoare triple {14443#(= ~M_E~0 2)} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet42#1, main_#t~ret43#1, main_#t~ret44#1;assume -2147483648 <= main_#t~nondet42#1 && main_#t~nondet42#1 <= 2147483647; {14443#(= ~M_E~0 2)} is VALID [2022-02-20 19:23:12,830 INFO L290 TraceCheckUtils]: 2: Hoare triple {14443#(= ~M_E~0 2)} assume !(0 != main_#t~nondet42#1);havoc main_#t~nondet42#1;assume { :begin_inline_main2 } true;havoc main2_#res#1;havoc main2_~__retres1~6#1;havoc main2_~__retres1~6#1;assume { :begin_inline_init_model } true;~m_i~0 := 1;~t1_i~0 := 1;~t2_i~0 := 1;~t3_i~0 := 1;~t4_i~0 := 1; {14443#(= ~M_E~0 2)} is VALID [2022-02-20 19:23:12,830 INFO L290 TraceCheckUtils]: 3: Hoare triple {14443#(= ~M_E~0 2)} assume { :end_inline_init_model } true;assume { :begin_inline_start_simulation } true;havoc start_simulation_#t~ret40#1, start_simulation_#t~ret41#1, start_simulation_~kernel_st~0#1, start_simulation_~tmp~3#1, start_simulation_~tmp___0~1#1;havoc start_simulation_~kernel_st~0#1;havoc start_simulation_~tmp~3#1;havoc start_simulation_~tmp___0~1#1;start_simulation_~kernel_st~0#1 := 0; {14443#(= ~M_E~0 2)} is VALID [2022-02-20 19:23:12,830 INFO L272 TraceCheckUtils]: 4: Hoare triple {14443#(= ~M_E~0 2)} call update_channels(); {14441#true} is VALID [2022-02-20 19:23:12,831 INFO L290 TraceCheckUtils]: 5: Hoare triple {14441#true} assume true; {14441#true} is VALID [2022-02-20 19:23:12,831 INFO L284 TraceCheckUtils]: 6: Hoare quadruple {14441#true} {14443#(= ~M_E~0 2)} #10804#return; {14443#(= ~M_E~0 2)} is VALID [2022-02-20 19:23:12,832 INFO L290 TraceCheckUtils]: 7: Hoare triple {14443#(= ~M_E~0 2)} assume { :begin_inline_init_threads } true; {14443#(= ~M_E~0 2)} is VALID [2022-02-20 19:23:12,832 INFO L290 TraceCheckUtils]: 8: Hoare triple {14443#(= ~M_E~0 2)} assume 1 == ~m_i~0;~m_st~0 := 0; {14443#(= ~M_E~0 2)} is VALID [2022-02-20 19:23:12,833 INFO L290 TraceCheckUtils]: 9: Hoare triple {14443#(= ~M_E~0 2)} assume 1 == ~t1_i~0;~t1_st~0 := 0; {14443#(= ~M_E~0 2)} is VALID [2022-02-20 19:23:12,833 INFO L290 TraceCheckUtils]: 10: Hoare triple {14443#(= ~M_E~0 2)} assume 1 == ~t2_i~0;~t2_st~0 := 0; {14443#(= ~M_E~0 2)} is VALID [2022-02-20 19:23:12,834 INFO L290 TraceCheckUtils]: 11: Hoare triple {14443#(= ~M_E~0 2)} assume 1 == ~t3_i~0;~t3_st~0 := 0; {14443#(= ~M_E~0 2)} is VALID [2022-02-20 19:23:12,834 INFO L290 TraceCheckUtils]: 12: Hoare triple {14443#(= ~M_E~0 2)} assume 1 == ~t4_i~0;~t4_st~0 := 0; {14443#(= ~M_E~0 2)} is VALID [2022-02-20 19:23:12,834 INFO L290 TraceCheckUtils]: 13: Hoare triple {14443#(= ~M_E~0 2)} assume { :end_inline_init_threads } true; {14443#(= ~M_E~0 2)} is VALID [2022-02-20 19:23:12,836 INFO L272 TraceCheckUtils]: 14: Hoare triple {14443#(= ~M_E~0 2)} call fire_delta_events(); {14507#(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 19:23:12,836 INFO L290 TraceCheckUtils]: 15: Hoare triple {14507#(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; {14508#(= |old(~M_E~0)| 0)} is VALID [2022-02-20 19:23:12,837 INFO L290 TraceCheckUtils]: 16: Hoare triple {14508#(= |old(~M_E~0)| 0)} assume 0 == ~T1_E~0;~T1_E~0 := 1; {14508#(= |old(~M_E~0)| 0)} is VALID [2022-02-20 19:23:12,837 INFO L290 TraceCheckUtils]: 17: Hoare triple {14508#(= |old(~M_E~0)| 0)} assume 0 == ~T2_E~0;~T2_E~0 := 1; {14508#(= |old(~M_E~0)| 0)} is VALID [2022-02-20 19:23:12,838 INFO L290 TraceCheckUtils]: 18: Hoare triple {14508#(= |old(~M_E~0)| 0)} assume 0 == ~T3_E~0;~T3_E~0 := 1; {14508#(= |old(~M_E~0)| 0)} is VALID [2022-02-20 19:23:12,838 INFO L290 TraceCheckUtils]: 19: Hoare triple {14508#(= |old(~M_E~0)| 0)} assume !(0 == ~T4_E~0); {14508#(= |old(~M_E~0)| 0)} is VALID [2022-02-20 19:23:12,838 INFO L290 TraceCheckUtils]: 20: Hoare triple {14508#(= |old(~M_E~0)| 0)} assume 0 == ~E_M~0;~E_M~0 := 1; {14508#(= |old(~M_E~0)| 0)} is VALID [2022-02-20 19:23:12,839 INFO L290 TraceCheckUtils]: 21: Hoare triple {14508#(= |old(~M_E~0)| 0)} assume 0 == ~E_1~0;~E_1~0 := 1; {14508#(= |old(~M_E~0)| 0)} is VALID [2022-02-20 19:23:12,839 INFO L290 TraceCheckUtils]: 22: Hoare triple {14508#(= |old(~M_E~0)| 0)} assume 0 == ~E_2~0;~E_2~0 := 1; {14508#(= |old(~M_E~0)| 0)} is VALID [2022-02-20 19:23:12,840 INFO L290 TraceCheckUtils]: 23: Hoare triple {14508#(= |old(~M_E~0)| 0)} assume 0 == ~E_3~0;~E_3~0 := 1; {14508#(= |old(~M_E~0)| 0)} is VALID [2022-02-20 19:23:12,840 INFO L290 TraceCheckUtils]: 24: Hoare triple {14508#(= |old(~M_E~0)| 0)} assume 0 == ~E_4~0;~E_4~0 := 1; {14508#(= |old(~M_E~0)| 0)} is VALID [2022-02-20 19:23:12,840 INFO L290 TraceCheckUtils]: 25: Hoare triple {14508#(= |old(~M_E~0)| 0)} assume true; {14508#(= |old(~M_E~0)| 0)} is VALID [2022-02-20 19:23:12,841 INFO L284 TraceCheckUtils]: 26: Hoare quadruple {14508#(= |old(~M_E~0)| 0)} {14443#(= ~M_E~0 2)} #10806#return; {14442#false} is VALID [2022-02-20 19:23:12,841 INFO L272 TraceCheckUtils]: 27: Hoare triple {14442#false} call activate_threads(); {14509#(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 19:23:12,842 INFO L290 TraceCheckUtils]: 28: Hoare triple {14509#(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~1#1;havoc ~tmp___0~0#1;havoc ~tmp___1~0#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_~__retres1~0#1;havoc is_master_triggered_~__retres1~0#1; {14441#true} is VALID [2022-02-20 19:23:12,842 INFO L290 TraceCheckUtils]: 29: Hoare triple {14441#true} assume 1 == ~m_pc~0; {14441#true} is VALID [2022-02-20 19:23:12,842 INFO L290 TraceCheckUtils]: 30: Hoare triple {14441#true} assume 1 == ~E_M~0;is_master_triggered_~__retres1~0#1 := 1; {14441#true} is VALID [2022-02-20 19:23:12,842 INFO L290 TraceCheckUtils]: 31: Hoare triple {14441#true} is_master_triggered_#res#1 := is_master_triggered_~__retres1~0#1; {14441#true} is VALID [2022-02-20 19:23:12,842 INFO L290 TraceCheckUtils]: 32: Hoare triple {14441#true} #t~ret34#1 := is_master_triggered_#res#1;assume { :end_inline_is_master_triggered } true;assume -2147483648 <= #t~ret34#1 && #t~ret34#1 <= 2147483647;~tmp~1#1 := #t~ret34#1;havoc #t~ret34#1; {14441#true} is VALID [2022-02-20 19:23:12,843 INFO L290 TraceCheckUtils]: 33: Hoare triple {14441#true} assume 0 != ~tmp~1#1;~m_st~0 := 0; {14441#true} is VALID [2022-02-20 19:23:12,843 INFO L290 TraceCheckUtils]: 34: Hoare triple {14441#true} assume { :begin_inline_is_transmit1_triggered } true;havoc is_transmit1_triggered_#res#1;havoc is_transmit1_triggered_~__retres1~1#1;havoc is_transmit1_triggered_~__retres1~1#1; {14441#true} is VALID [2022-02-20 19:23:12,843 INFO L290 TraceCheckUtils]: 35: Hoare triple {14441#true} assume !(1 == ~t1_pc~0); {14441#true} is VALID [2022-02-20 19:23:12,843 INFO L290 TraceCheckUtils]: 36: Hoare triple {14441#true} is_transmit1_triggered_~__retres1~1#1 := 0; {14441#true} is VALID [2022-02-20 19:23:12,844 INFO L290 TraceCheckUtils]: 37: Hoare triple {14441#true} is_transmit1_triggered_#res#1 := is_transmit1_triggered_~__retres1~1#1; {14441#true} is VALID [2022-02-20 19:23:12,844 INFO L290 TraceCheckUtils]: 38: Hoare triple {14441#true} #t~ret35#1 := is_transmit1_triggered_#res#1;assume { :end_inline_is_transmit1_triggered } true;assume -2147483648 <= #t~ret35#1 && #t~ret35#1 <= 2147483647;~tmp___0~0#1 := #t~ret35#1;havoc #t~ret35#1; {14441#true} is VALID [2022-02-20 19:23:12,844 INFO L290 TraceCheckUtils]: 39: Hoare triple {14441#true} assume 0 != ~tmp___0~0#1;~t1_st~0 := 0; {14441#true} is VALID [2022-02-20 19:23:12,844 INFO L290 TraceCheckUtils]: 40: Hoare triple {14441#true} assume { :begin_inline_is_transmit2_triggered } true;havoc is_transmit2_triggered_#res#1;havoc is_transmit2_triggered_~__retres1~2#1;havoc is_transmit2_triggered_~__retres1~2#1; {14441#true} is VALID [2022-02-20 19:23:12,844 INFO L290 TraceCheckUtils]: 41: Hoare triple {14441#true} assume 1 == ~t2_pc~0; {14441#true} is VALID [2022-02-20 19:23:12,845 INFO L290 TraceCheckUtils]: 42: Hoare triple {14441#true} assume 1 == ~E_2~0;is_transmit2_triggered_~__retres1~2#1 := 1; {14441#true} is VALID [2022-02-20 19:23:12,845 INFO L290 TraceCheckUtils]: 43: Hoare triple {14441#true} is_transmit2_triggered_#res#1 := is_transmit2_triggered_~__retres1~2#1; {14441#true} is VALID [2022-02-20 19:23:12,845 INFO L290 TraceCheckUtils]: 44: Hoare triple {14441#true} #t~ret36#1 := is_transmit2_triggered_#res#1;assume { :end_inline_is_transmit2_triggered } true;assume -2147483648 <= #t~ret36#1 && #t~ret36#1 <= 2147483647;~tmp___1~0#1 := #t~ret36#1;havoc #t~ret36#1; {14441#true} is VALID [2022-02-20 19:23:12,845 INFO L290 TraceCheckUtils]: 45: Hoare triple {14441#true} assume 0 != ~tmp___1~0#1;~t2_st~0 := 0; {14441#true} is VALID [2022-02-20 19:23:12,845 INFO L290 TraceCheckUtils]: 46: Hoare triple {14441#true} assume { :begin_inline_is_transmit3_triggered } true;havoc is_transmit3_triggered_#res#1;havoc is_transmit3_triggered_~__retres1~3#1;havoc is_transmit3_triggered_~__retres1~3#1; {14441#true} is VALID [2022-02-20 19:23:12,846 INFO L290 TraceCheckUtils]: 47: Hoare triple {14441#true} assume 1 == ~t3_pc~0; {14441#true} is VALID [2022-02-20 19:23:12,846 INFO L290 TraceCheckUtils]: 48: Hoare triple {14441#true} assume 1 == ~E_3~0;is_transmit3_triggered_~__retres1~3#1 := 1; {14441#true} is VALID [2022-02-20 19:23:12,846 INFO L290 TraceCheckUtils]: 49: Hoare triple {14441#true} is_transmit3_triggered_#res#1 := is_transmit3_triggered_~__retres1~3#1; {14441#true} is VALID [2022-02-20 19:23:12,846 INFO L290 TraceCheckUtils]: 50: Hoare triple {14441#true} #t~ret37#1 := is_transmit3_triggered_#res#1;assume { :end_inline_is_transmit3_triggered } true;assume -2147483648 <= #t~ret37#1 && #t~ret37#1 <= 2147483647;~tmp___2~0#1 := #t~ret37#1;havoc #t~ret37#1; {14441#true} is VALID [2022-02-20 19:23:12,847 INFO L290 TraceCheckUtils]: 51: Hoare triple {14441#true} assume 0 != ~tmp___2~0#1;~t3_st~0 := 0; {14441#true} is VALID [2022-02-20 19:23:12,847 INFO L290 TraceCheckUtils]: 52: Hoare triple {14441#true} assume { :begin_inline_is_transmit4_triggered } true;havoc is_transmit4_triggered_#res#1;havoc is_transmit4_triggered_~__retres1~4#1;havoc is_transmit4_triggered_~__retres1~4#1; {14441#true} is VALID [2022-02-20 19:23:12,847 INFO L290 TraceCheckUtils]: 53: Hoare triple {14441#true} assume !(1 == ~t4_pc~0); {14441#true} is VALID [2022-02-20 19:23:12,847 INFO L290 TraceCheckUtils]: 54: Hoare triple {14441#true} is_transmit4_triggered_~__retres1~4#1 := 0; {14441#true} is VALID [2022-02-20 19:23:12,847 INFO L290 TraceCheckUtils]: 55: Hoare triple {14441#true} is_transmit4_triggered_#res#1 := is_transmit4_triggered_~__retres1~4#1; {14441#true} is VALID [2022-02-20 19:23:12,848 INFO L290 TraceCheckUtils]: 56: Hoare triple {14441#true} #t~ret38#1 := is_transmit4_triggered_#res#1;assume { :end_inline_is_transmit4_triggered } true;assume -2147483648 <= #t~ret38#1 && #t~ret38#1 <= 2147483647;~tmp___3~0#1 := #t~ret38#1;havoc #t~ret38#1; {14441#true} is VALID [2022-02-20 19:23:12,848 INFO L290 TraceCheckUtils]: 57: Hoare triple {14441#true} assume !(0 != ~tmp___3~0#1); {14441#true} is VALID [2022-02-20 19:23:12,848 INFO L290 TraceCheckUtils]: 58: Hoare triple {14441#true} assume true; {14441#true} is VALID [2022-02-20 19:23:12,848 INFO L284 TraceCheckUtils]: 59: Hoare quadruple {14441#true} {14442#false} #10808#return; {14442#false} is VALID [2022-02-20 19:23:12,848 INFO L272 TraceCheckUtils]: 60: Hoare triple {14442#false} call reset_delta_events(); {14507#(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 19:23:12,849 INFO L290 TraceCheckUtils]: 61: Hoare triple {14507#(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; {14441#true} is VALID [2022-02-20 19:23:12,849 INFO L290 TraceCheckUtils]: 62: Hoare triple {14441#true} assume 1 == ~T1_E~0;~T1_E~0 := 2; {14441#true} is VALID [2022-02-20 19:23:12,849 INFO L290 TraceCheckUtils]: 63: Hoare triple {14441#true} assume !(1 == ~T2_E~0); {14441#true} is VALID [2022-02-20 19:23:12,849 INFO L290 TraceCheckUtils]: 64: Hoare triple {14441#true} assume 1 == ~T3_E~0;~T3_E~0 := 2; {14441#true} is VALID [2022-02-20 19:23:12,849 INFO L290 TraceCheckUtils]: 65: Hoare triple {14441#true} assume 1 == ~T4_E~0;~T4_E~0 := 2; {14441#true} is VALID [2022-02-20 19:23:12,850 INFO L290 TraceCheckUtils]: 66: Hoare triple {14441#true} assume 1 == ~E_M~0;~E_M~0 := 2; {14441#true} is VALID [2022-02-20 19:23:12,850 INFO L290 TraceCheckUtils]: 67: Hoare triple {14441#true} assume 1 == ~E_1~0;~E_1~0 := 2; {14441#true} is VALID [2022-02-20 19:23:12,850 INFO L290 TraceCheckUtils]: 68: Hoare triple {14441#true} assume 1 == ~E_2~0;~E_2~0 := 2; {14441#true} is VALID [2022-02-20 19:23:12,850 INFO L290 TraceCheckUtils]: 69: Hoare triple {14441#true} assume 1 == ~E_3~0;~E_3~0 := 2; {14441#true} is VALID [2022-02-20 19:23:12,850 INFO L290 TraceCheckUtils]: 70: Hoare triple {14441#true} assume 1 == ~E_4~0;~E_4~0 := 2; {14441#true} is VALID [2022-02-20 19:23:12,851 INFO L290 TraceCheckUtils]: 71: Hoare triple {14441#true} assume true; {14441#true} is VALID [2022-02-20 19:23:12,851 INFO L284 TraceCheckUtils]: 72: Hoare quadruple {14441#true} {14442#false} #10810#return; {14442#false} is VALID [2022-02-20 19:23:12,851 INFO L290 TraceCheckUtils]: 73: Hoare triple {14442#false} assume !false; {14442#false} is VALID [2022-02-20 19:23:12,851 INFO L290 TraceCheckUtils]: 74: Hoare triple {14442#false} start_simulation_~kernel_st~0#1 := 1;assume { :begin_inline_eval } true;havoc eval_#t~ret28#1, eval_#t~nondet29#1, eval_~tmp_ndt_1~0#1, eval_#t~nondet30#1, eval_~tmp_ndt_2~0#1, eval_#t~nondet31#1, eval_~tmp_ndt_3~0#1, eval_#t~nondet32#1, eval_~tmp_ndt_4~0#1, eval_#t~nondet33#1, eval_~tmp_ndt_5~0#1, eval_~tmp~0#1;havoc eval_~tmp~0#1; {14442#false} is VALID [2022-02-20 19:23:12,851 INFO L290 TraceCheckUtils]: 75: Hoare triple {14442#false} assume !false; {14442#false} is VALID [2022-02-20 19:23:12,852 INFO L272 TraceCheckUtils]: 76: Hoare triple {14442#false} call eval_#t~ret28#1 := exists_runnable_thread(); {14441#true} is VALID [2022-02-20 19:23:12,852 INFO L290 TraceCheckUtils]: 77: Hoare triple {14441#true} havoc ~__retres1~5; {14441#true} is VALID [2022-02-20 19:23:12,852 INFO L290 TraceCheckUtils]: 78: Hoare triple {14441#true} assume 0 == ~m_st~0;~__retres1~5 := 1; {14441#true} is VALID [2022-02-20 19:23:12,852 INFO L290 TraceCheckUtils]: 79: Hoare triple {14441#true} #res := ~__retres1~5; {14441#true} is VALID [2022-02-20 19:23:12,853 INFO L290 TraceCheckUtils]: 80: Hoare triple {14441#true} assume true; {14441#true} is VALID [2022-02-20 19:23:12,853 INFO L284 TraceCheckUtils]: 81: Hoare quadruple {14441#true} {14442#false} #10812#return; {14442#false} is VALID [2022-02-20 19:23:12,853 INFO L290 TraceCheckUtils]: 82: Hoare triple {14442#false} assume -2147483648 <= eval_#t~ret28#1 && eval_#t~ret28#1 <= 2147483647;eval_~tmp~0#1 := eval_#t~ret28#1;havoc eval_#t~ret28#1; {14442#false} is VALID [2022-02-20 19:23:12,853 INFO L290 TraceCheckUtils]: 83: Hoare triple {14442#false} assume 0 != eval_~tmp~0#1; {14442#false} is VALID [2022-02-20 19:23:12,853 INFO L290 TraceCheckUtils]: 84: Hoare triple {14442#false} assume 0 == ~m_st~0;havoc eval_~tmp_ndt_1~0#1;assume -2147483648 <= eval_#t~nondet29#1 && eval_#t~nondet29#1 <= 2147483647;eval_~tmp_ndt_1~0#1 := eval_#t~nondet29#1;havoc eval_#t~nondet29#1; {14442#false} is VALID [2022-02-20 19:23:12,854 INFO L290 TraceCheckUtils]: 85: Hoare triple {14442#false} assume 0 != eval_~tmp_ndt_1~0#1;~m_st~0 := 1;assume { :begin_inline_master } true;havoc master_#t~nondet27#1; {14442#false} is VALID [2022-02-20 19:23:12,854 INFO L290 TraceCheckUtils]: 86: Hoare triple {14442#false} assume !(0 == ~m_pc~0); {14442#false} is VALID [2022-02-20 19:23:12,854 INFO L290 TraceCheckUtils]: 87: Hoare triple {14442#false} assume 1 == ~m_pc~0; {14442#false} is VALID [2022-02-20 19:23:12,854 INFO L290 TraceCheckUtils]: 88: Hoare triple {14442#false} assume ~token~0 != 4 + ~local~0;assume { :begin_inline_error } true; {14442#false} is VALID [2022-02-20 19:23:12,854 INFO L290 TraceCheckUtils]: 89: Hoare triple {14442#false} assume !false; {14442#false} is VALID [2022-02-20 19:23:12,855 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 19:23:12,855 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 19:23:12,856 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1308323722] [2022-02-20 19:23:12,856 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1308323722] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 19:23:12,856 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 19:23:12,856 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-02-20 19:23:12,856 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1830557273] [2022-02-20 19:23:12,857 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 19:23:12,858 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, (5), 3 states have call predecessors, (5), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) Word has length 90 [2022-02-20 19:23:12,858 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 19:23:12,859 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, (5), 3 states have call predecessors, (5), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2022-02-20 19:23:12,926 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 90 edges. 90 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 19:23:12,927 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-02-20 19:23:12,927 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 19:23:12,927 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-02-20 19:23:12,928 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-02-20 19:23:12,928 INFO L87 Difference]: Start difference. First operand 2298 states and 4224 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, (5), 3 states have call predecessors, (5), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2022-02-20 19:23:24,521 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 19:23:24,522 INFO L93 Difference]: Finished difference Result 2738 states and 4911 transitions. [2022-02-20 19:23:24,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-02-20 19:23:24,522 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, (5), 3 states have call predecessors, (5), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) Word has length 90 [2022-02-20 19:23:24,523 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-20 19:23:24,523 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, (5), 3 states have call predecessors, (5), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2022-02-20 19:23:24,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 4911 transitions. [2022-02-20 19:23:24,558 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, (5), 3 states have call predecessors, (5), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2022-02-20 19:23:24,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 4911 transitions. [2022-02-20 19:23:24,591 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 10 states and 4911 transitions. [2022-02-20 19:23:28,211 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 4911 edges. 4911 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 19:23:28,479 INFO L225 Difference]: With dead ends: 2738 [2022-02-20 19:23:28,479 INFO L226 Difference]: Without dead ends: 2573 [2022-02-20 19:23:28,481 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2022-02-20 19:23:28,482 INFO L933 BasicCegarLoop]: 4266 mSDtfsCounter, 4590 mSDsluCounter, 12314 mSDsCounter, 0 mSdLazyCounter, 847 mSolverCounterSat, 84 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4601 SdHoareTripleChecker+Valid, 16580 SdHoareTripleChecker+Invalid, 931 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 84 IncrementalHoareTripleChecker+Valid, 847 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-02-20 19:23:28,482 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [4601 Valid, 16580 Invalid, 931 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [84 Valid, 847 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-02-20 19:23:28,486 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2573 states. [2022-02-20 19:23:28,539 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2573 to 2466. [2022-02-20 19:23:28,540 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-20 19:23:28,548 INFO L82 GeneralOperation]: Start isEquivalent. First operand 2573 states. Second operand has 2466 states, 2420 states have (on average 1.824793388429752) internal successors, (4416), 2423 states have internal predecessors, (4416), 31 states have call successors, (31), 12 states have call predecessors, (31), 13 states have return successors, (34), 31 states have call predecessors, (34), 31 states have call successors, (34) [2022-02-20 19:23:28,557 INFO L74 IsIncluded]: Start isIncluded. First operand 2573 states. Second operand has 2466 states, 2420 states have (on average 1.824793388429752) internal successors, (4416), 2423 states have internal predecessors, (4416), 31 states have call successors, (31), 12 states have call predecessors, (31), 13 states have return successors, (34), 31 states have call predecessors, (34), 31 states have call successors, (34) [2022-02-20 19:23:28,565 INFO L87 Difference]: Start difference. First operand 2573 states. Second operand has 2466 states, 2420 states have (on average 1.824793388429752) internal successors, (4416), 2423 states have internal predecessors, (4416), 31 states have call successors, (31), 12 states have call predecessors, (31), 13 states have return successors, (34), 31 states have call predecessors, (34), 31 states have call successors, (34) [2022-02-20 19:23:28,850 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 19:23:28,851 INFO L93 Difference]: Finished difference Result 2573 states and 4657 transitions. [2022-02-20 19:23:28,851 INFO L276 IsEmpty]: Start isEmpty. Operand 2573 states and 4657 transitions. [2022-02-20 19:23:28,859 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 19:23:28,859 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 19:23:28,872 INFO L74 IsIncluded]: Start isIncluded. First operand has 2466 states, 2420 states have (on average 1.824793388429752) internal successors, (4416), 2423 states have internal predecessors, (4416), 31 states have call successors, (31), 12 states have call predecessors, (31), 13 states have return successors, (34), 31 states have call predecessors, (34), 31 states have call successors, (34) Second operand 2573 states. [2022-02-20 19:23:28,879 INFO L87 Difference]: Start difference. First operand has 2466 states, 2420 states have (on average 1.824793388429752) internal successors, (4416), 2423 states have internal predecessors, (4416), 31 states have call successors, (31), 12 states have call predecessors, (31), 13 states have return successors, (34), 31 states have call predecessors, (34), 31 states have call successors, (34) Second operand 2573 states. [2022-02-20 19:23:29,105 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 19:23:29,105 INFO L93 Difference]: Finished difference Result 2573 states and 4657 transitions. [2022-02-20 19:23:29,105 INFO L276 IsEmpty]: Start isEmpty. Operand 2573 states and 4657 transitions. [2022-02-20 19:23:29,110 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 19:23:29,111 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 19:23:29,111 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-20 19:23:29,111 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-20 19:23:29,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2466 states, 2420 states have (on average 1.824793388429752) internal successors, (4416), 2423 states have internal predecessors, (4416), 31 states have call successors, (31), 12 states have call predecessors, (31), 13 states have return successors, (34), 31 states have call predecessors, (34), 31 states have call successors, (34) [2022-02-20 19:23:29,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2466 states to 2466 states and 4481 transitions. [2022-02-20 19:23:29,374 INFO L78 Accepts]: Start accepts. Automaton has 2466 states and 4481 transitions. Word has length 90 [2022-02-20 19:23:29,374 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 19:23:29,374 INFO L470 AbstractCegarLoop]: Abstraction has 2466 states and 4481 transitions. [2022-02-20 19:23:29,375 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, (5), 3 states have call predecessors, (5), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2022-02-20 19:23:29,375 INFO L276 IsEmpty]: Start isEmpty. Operand 2466 states and 4481 transitions. [2022-02-20 19:23:29,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2022-02-20 19:23:29,377 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 19:23:29,377 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] [2022-02-20 19:23:29,377 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-02-20 19:23:29,377 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-20 19:23:29,378 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 19:23:29,378 INFO L85 PathProgramCache]: Analyzing trace with hash -1470450982, now seen corresponding path program 1 times [2022-02-20 19:23:29,378 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 19:23:29,378 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1476887126] [2022-02-20 19:23:29,378 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 19:23:29,379 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 19:23:29,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 19:23:29,441 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-02-20 19:23:29,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 19:23:29,446 INFO L290 TraceCheckUtils]: 0: Hoare triple {25180#true} assume true; {25180#true} is VALID [2022-02-20 19:23:29,447 INFO L284 TraceCheckUtils]: 1: Hoare quadruple {25180#true} {25182#(= ~T1_E~0 ~M_E~0)} #10804#return; {25182#(= ~T1_E~0 ~M_E~0)} is VALID [2022-02-20 19:23:29,459 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-02-20 19:23:29,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 19:23:29,487 INFO L290 TraceCheckUtils]: 0: Hoare triple {25246#(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); {25247#(and (= |old(~T1_E~0)| ~T1_E~0) (not (= |old(~M_E~0)| 0)))} is VALID [2022-02-20 19:23:29,488 INFO L290 TraceCheckUtils]: 1: Hoare triple {25247#(and (= |old(~T1_E~0)| ~T1_E~0) (not (= |old(~M_E~0)| 0)))} assume 0 == ~T1_E~0;~T1_E~0 := 1; {25248#(not (= |old(~T1_E~0)| |old(~M_E~0)|))} is VALID [2022-02-20 19:23:29,489 INFO L290 TraceCheckUtils]: 2: Hoare triple {25248#(not (= |old(~T1_E~0)| |old(~M_E~0)|))} assume 0 == ~T2_E~0;~T2_E~0 := 1; {25248#(not (= |old(~T1_E~0)| |old(~M_E~0)|))} is VALID [2022-02-20 19:23:29,489 INFO L290 TraceCheckUtils]: 3: Hoare triple {25248#(not (= |old(~T1_E~0)| |old(~M_E~0)|))} assume 0 == ~T3_E~0;~T3_E~0 := 1; {25248#(not (= |old(~T1_E~0)| |old(~M_E~0)|))} is VALID [2022-02-20 19:23:29,489 INFO L290 TraceCheckUtils]: 4: Hoare triple {25248#(not (= |old(~T1_E~0)| |old(~M_E~0)|))} assume !(0 == ~T4_E~0); {25248#(not (= |old(~T1_E~0)| |old(~M_E~0)|))} is VALID [2022-02-20 19:23:29,490 INFO L290 TraceCheckUtils]: 5: Hoare triple {25248#(not (= |old(~T1_E~0)| |old(~M_E~0)|))} assume 0 == ~E_M~0;~E_M~0 := 1; {25248#(not (= |old(~T1_E~0)| |old(~M_E~0)|))} is VALID [2022-02-20 19:23:29,490 INFO L290 TraceCheckUtils]: 6: Hoare triple {25248#(not (= |old(~T1_E~0)| |old(~M_E~0)|))} assume 0 == ~E_1~0;~E_1~0 := 1; {25248#(not (= |old(~T1_E~0)| |old(~M_E~0)|))} is VALID [2022-02-20 19:23:29,491 INFO L290 TraceCheckUtils]: 7: Hoare triple {25248#(not (= |old(~T1_E~0)| |old(~M_E~0)|))} assume 0 == ~E_2~0;~E_2~0 := 1; {25248#(not (= |old(~T1_E~0)| |old(~M_E~0)|))} is VALID [2022-02-20 19:23:29,491 INFO L290 TraceCheckUtils]: 8: Hoare triple {25248#(not (= |old(~T1_E~0)| |old(~M_E~0)|))} assume 0 == ~E_3~0;~E_3~0 := 1; {25248#(not (= |old(~T1_E~0)| |old(~M_E~0)|))} is VALID [2022-02-20 19:23:29,492 INFO L290 TraceCheckUtils]: 9: Hoare triple {25248#(not (= |old(~T1_E~0)| |old(~M_E~0)|))} assume 0 == ~E_4~0;~E_4~0 := 1; {25248#(not (= |old(~T1_E~0)| |old(~M_E~0)|))} is VALID [2022-02-20 19:23:29,492 INFO L290 TraceCheckUtils]: 10: Hoare triple {25248#(not (= |old(~T1_E~0)| |old(~M_E~0)|))} assume true; {25248#(not (= |old(~T1_E~0)| |old(~M_E~0)|))} is VALID [2022-02-20 19:23:29,493 INFO L284 TraceCheckUtils]: 11: Hoare quadruple {25248#(not (= |old(~T1_E~0)| |old(~M_E~0)|))} {25182#(= ~T1_E~0 ~M_E~0)} #10806#return; {25181#false} is VALID [2022-02-20 19:23:29,502 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2022-02-20 19:23:29,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 19:23:29,517 INFO L290 TraceCheckUtils]: 0: Hoare triple {25249#(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~1#1;havoc ~tmp___0~0#1;havoc ~tmp___1~0#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_~__retres1~0#1;havoc is_master_triggered_~__retres1~0#1; {25180#true} is VALID [2022-02-20 19:23:29,518 INFO L290 TraceCheckUtils]: 1: Hoare triple {25180#true} assume 1 == ~m_pc~0; {25180#true} is VALID [2022-02-20 19:23:29,518 INFO L290 TraceCheckUtils]: 2: Hoare triple {25180#true} assume 1 == ~E_M~0;is_master_triggered_~__retres1~0#1 := 1; {25180#true} is VALID [2022-02-20 19:23:29,518 INFO L290 TraceCheckUtils]: 3: Hoare triple {25180#true} is_master_triggered_#res#1 := is_master_triggered_~__retres1~0#1; {25180#true} is VALID [2022-02-20 19:23:29,518 INFO L290 TraceCheckUtils]: 4: Hoare triple {25180#true} #t~ret34#1 := is_master_triggered_#res#1;assume { :end_inline_is_master_triggered } true;assume -2147483648 <= #t~ret34#1 && #t~ret34#1 <= 2147483647;~tmp~1#1 := #t~ret34#1;havoc #t~ret34#1; {25180#true} is VALID [2022-02-20 19:23:29,518 INFO L290 TraceCheckUtils]: 5: Hoare triple {25180#true} assume 0 != ~tmp~1#1;~m_st~0 := 0; {25180#true} is VALID [2022-02-20 19:23:29,518 INFO L290 TraceCheckUtils]: 6: Hoare triple {25180#true} assume { :begin_inline_is_transmit1_triggered } true;havoc is_transmit1_triggered_#res#1;havoc is_transmit1_triggered_~__retres1~1#1;havoc is_transmit1_triggered_~__retres1~1#1; {25180#true} is VALID [2022-02-20 19:23:29,519 INFO L290 TraceCheckUtils]: 7: Hoare triple {25180#true} assume !(1 == ~t1_pc~0); {25180#true} is VALID [2022-02-20 19:23:29,519 INFO L290 TraceCheckUtils]: 8: Hoare triple {25180#true} is_transmit1_triggered_~__retres1~1#1 := 0; {25180#true} is VALID [2022-02-20 19:23:29,519 INFO L290 TraceCheckUtils]: 9: Hoare triple {25180#true} is_transmit1_triggered_#res#1 := is_transmit1_triggered_~__retres1~1#1; {25180#true} is VALID [2022-02-20 19:23:29,519 INFO L290 TraceCheckUtils]: 10: Hoare triple {25180#true} #t~ret35#1 := is_transmit1_triggered_#res#1;assume { :end_inline_is_transmit1_triggered } true;assume -2147483648 <= #t~ret35#1 && #t~ret35#1 <= 2147483647;~tmp___0~0#1 := #t~ret35#1;havoc #t~ret35#1; {25180#true} is VALID [2022-02-20 19:23:29,519 INFO L290 TraceCheckUtils]: 11: Hoare triple {25180#true} assume 0 != ~tmp___0~0#1;~t1_st~0 := 0; {25180#true} is VALID [2022-02-20 19:23:29,520 INFO L290 TraceCheckUtils]: 12: Hoare triple {25180#true} assume { :begin_inline_is_transmit2_triggered } true;havoc is_transmit2_triggered_#res#1;havoc is_transmit2_triggered_~__retres1~2#1;havoc is_transmit2_triggered_~__retres1~2#1; {25180#true} is VALID [2022-02-20 19:23:29,520 INFO L290 TraceCheckUtils]: 13: Hoare triple {25180#true} assume 1 == ~t2_pc~0; {25180#true} is VALID [2022-02-20 19:23:29,520 INFO L290 TraceCheckUtils]: 14: Hoare triple {25180#true} assume 1 == ~E_2~0;is_transmit2_triggered_~__retres1~2#1 := 1; {25180#true} is VALID [2022-02-20 19:23:29,520 INFO L290 TraceCheckUtils]: 15: Hoare triple {25180#true} is_transmit2_triggered_#res#1 := is_transmit2_triggered_~__retres1~2#1; {25180#true} is VALID [2022-02-20 19:23:29,520 INFO L290 TraceCheckUtils]: 16: Hoare triple {25180#true} #t~ret36#1 := is_transmit2_triggered_#res#1;assume { :end_inline_is_transmit2_triggered } true;assume -2147483648 <= #t~ret36#1 && #t~ret36#1 <= 2147483647;~tmp___1~0#1 := #t~ret36#1;havoc #t~ret36#1; {25180#true} is VALID [2022-02-20 19:23:29,521 INFO L290 TraceCheckUtils]: 17: Hoare triple {25180#true} assume 0 != ~tmp___1~0#1;~t2_st~0 := 0; {25180#true} is VALID [2022-02-20 19:23:29,521 INFO L290 TraceCheckUtils]: 18: Hoare triple {25180#true} assume { :begin_inline_is_transmit3_triggered } true;havoc is_transmit3_triggered_#res#1;havoc is_transmit3_triggered_~__retres1~3#1;havoc is_transmit3_triggered_~__retres1~3#1; {25180#true} is VALID [2022-02-20 19:23:29,521 INFO L290 TraceCheckUtils]: 19: Hoare triple {25180#true} assume 1 == ~t3_pc~0; {25180#true} is VALID [2022-02-20 19:23:29,521 INFO L290 TraceCheckUtils]: 20: Hoare triple {25180#true} assume 1 == ~E_3~0;is_transmit3_triggered_~__retres1~3#1 := 1; {25180#true} is VALID [2022-02-20 19:23:29,521 INFO L290 TraceCheckUtils]: 21: Hoare triple {25180#true} is_transmit3_triggered_#res#1 := is_transmit3_triggered_~__retres1~3#1; {25180#true} is VALID [2022-02-20 19:23:29,521 INFO L290 TraceCheckUtils]: 22: Hoare triple {25180#true} #t~ret37#1 := is_transmit3_triggered_#res#1;assume { :end_inline_is_transmit3_triggered } true;assume -2147483648 <= #t~ret37#1 && #t~ret37#1 <= 2147483647;~tmp___2~0#1 := #t~ret37#1;havoc #t~ret37#1; {25180#true} is VALID [2022-02-20 19:23:29,522 INFO L290 TraceCheckUtils]: 23: Hoare triple {25180#true} assume 0 != ~tmp___2~0#1;~t3_st~0 := 0; {25180#true} is VALID [2022-02-20 19:23:29,522 INFO L290 TraceCheckUtils]: 24: Hoare triple {25180#true} assume { :begin_inline_is_transmit4_triggered } true;havoc is_transmit4_triggered_#res#1;havoc is_transmit4_triggered_~__retres1~4#1;havoc is_transmit4_triggered_~__retres1~4#1; {25180#true} is VALID [2022-02-20 19:23:29,522 INFO L290 TraceCheckUtils]: 25: Hoare triple {25180#true} assume !(1 == ~t4_pc~0); {25180#true} is VALID [2022-02-20 19:23:29,522 INFO L290 TraceCheckUtils]: 26: Hoare triple {25180#true} is_transmit4_triggered_~__retres1~4#1 := 0; {25180#true} is VALID [2022-02-20 19:23:29,522 INFO L290 TraceCheckUtils]: 27: Hoare triple {25180#true} is_transmit4_triggered_#res#1 := is_transmit4_triggered_~__retres1~4#1; {25180#true} is VALID [2022-02-20 19:23:29,523 INFO L290 TraceCheckUtils]: 28: Hoare triple {25180#true} #t~ret38#1 := is_transmit4_triggered_#res#1;assume { :end_inline_is_transmit4_triggered } true;assume -2147483648 <= #t~ret38#1 && #t~ret38#1 <= 2147483647;~tmp___3~0#1 := #t~ret38#1;havoc #t~ret38#1; {25180#true} is VALID [2022-02-20 19:23:29,523 INFO L290 TraceCheckUtils]: 29: Hoare triple {25180#true} assume !(0 != ~tmp___3~0#1); {25180#true} is VALID [2022-02-20 19:23:29,523 INFO L290 TraceCheckUtils]: 30: Hoare triple {25180#true} assume true; {25180#true} is VALID [2022-02-20 19:23:29,523 INFO L284 TraceCheckUtils]: 31: Hoare quadruple {25180#true} {25181#false} #10808#return; {25181#false} is VALID [2022-02-20 19:23:29,524 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2022-02-20 19:23:29,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 19:23:29,530 INFO L290 TraceCheckUtils]: 0: Hoare triple {25246#(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); {25180#true} is VALID [2022-02-20 19:23:29,530 INFO L290 TraceCheckUtils]: 1: Hoare triple {25180#true} assume 1 == ~T1_E~0;~T1_E~0 := 2; {25180#true} is VALID [2022-02-20 19:23:29,530 INFO L290 TraceCheckUtils]: 2: Hoare triple {25180#true} assume !(1 == ~T2_E~0); {25180#true} is VALID [2022-02-20 19:23:29,531 INFO L290 TraceCheckUtils]: 3: Hoare triple {25180#true} assume 1 == ~T3_E~0;~T3_E~0 := 2; {25180#true} is VALID [2022-02-20 19:23:29,531 INFO L290 TraceCheckUtils]: 4: Hoare triple {25180#true} assume 1 == ~T4_E~0;~T4_E~0 := 2; {25180#true} is VALID [2022-02-20 19:23:29,531 INFO L290 TraceCheckUtils]: 5: Hoare triple {25180#true} assume 1 == ~E_M~0;~E_M~0 := 2; {25180#true} is VALID [2022-02-20 19:23:29,531 INFO L290 TraceCheckUtils]: 6: Hoare triple {25180#true} assume 1 == ~E_1~0;~E_1~0 := 2; {25180#true} is VALID [2022-02-20 19:23:29,531 INFO L290 TraceCheckUtils]: 7: Hoare triple {25180#true} assume 1 == ~E_2~0;~E_2~0 := 2; {25180#true} is VALID [2022-02-20 19:23:29,532 INFO L290 TraceCheckUtils]: 8: Hoare triple {25180#true} assume 1 == ~E_3~0;~E_3~0 := 2; {25180#true} is VALID [2022-02-20 19:23:29,532 INFO L290 TraceCheckUtils]: 9: Hoare triple {25180#true} assume 1 == ~E_4~0;~E_4~0 := 2; {25180#true} is VALID [2022-02-20 19:23:29,532 INFO L290 TraceCheckUtils]: 10: Hoare triple {25180#true} assume true; {25180#true} is VALID [2022-02-20 19:23:29,532 INFO L284 TraceCheckUtils]: 11: Hoare quadruple {25180#true} {25181#false} #10810#return; {25181#false} is VALID [2022-02-20 19:23:29,532 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2022-02-20 19:23:29,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 19:23:29,545 INFO L290 TraceCheckUtils]: 0: Hoare triple {25180#true} havoc ~__retres1~5; {25180#true} is VALID [2022-02-20 19:23:29,546 INFO L290 TraceCheckUtils]: 1: Hoare triple {25180#true} assume 0 == ~m_st~0;~__retres1~5 := 1; {25180#true} is VALID [2022-02-20 19:23:29,546 INFO L290 TraceCheckUtils]: 2: Hoare triple {25180#true} #res := ~__retres1~5; {25180#true} is VALID [2022-02-20 19:23:29,546 INFO L290 TraceCheckUtils]: 3: Hoare triple {25180#true} assume true; {25180#true} is VALID [2022-02-20 19:23:29,546 INFO L284 TraceCheckUtils]: 4: Hoare quadruple {25180#true} {25181#false} #10812#return; {25181#false} is VALID [2022-02-20 19:23:29,554 INFO L290 TraceCheckUtils]: 0: Hoare triple {25180#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(20, 2);call #Ultimate.allocInit(12, 3);~d~0 := 4;~c~0 := 3;~e~0 := 5;~a~0 := 1;~f~0 := 6;~b~0 := 2;~a9~0 := 18;~a27~0 := 1;~a2~0 := 10;~a16~0 := 1;~a15~0 := 1;~a12~0 := 4;~a25~0 := 1;~a20~0 := 5;~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; {25182#(= ~T1_E~0 ~M_E~0)} is VALID [2022-02-20 19:23:29,555 INFO L290 TraceCheckUtils]: 1: Hoare triple {25182#(= ~T1_E~0 ~M_E~0)} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet42#1, main_#t~ret43#1, main_#t~ret44#1;assume -2147483648 <= main_#t~nondet42#1 && main_#t~nondet42#1 <= 2147483647; {25182#(= ~T1_E~0 ~M_E~0)} is VALID [2022-02-20 19:23:29,555 INFO L290 TraceCheckUtils]: 2: Hoare triple {25182#(= ~T1_E~0 ~M_E~0)} assume !(0 != main_#t~nondet42#1);havoc main_#t~nondet42#1;assume { :begin_inline_main2 } true;havoc main2_#res#1;havoc main2_~__retres1~6#1;havoc main2_~__retres1~6#1;assume { :begin_inline_init_model } true;~m_i~0 := 1;~t1_i~0 := 1;~t2_i~0 := 1;~t3_i~0 := 1;~t4_i~0 := 1; {25182#(= ~T1_E~0 ~M_E~0)} is VALID [2022-02-20 19:23:29,555 INFO L290 TraceCheckUtils]: 3: Hoare triple {25182#(= ~T1_E~0 ~M_E~0)} assume { :end_inline_init_model } true;assume { :begin_inline_start_simulation } true;havoc start_simulation_#t~ret40#1, start_simulation_#t~ret41#1, start_simulation_~kernel_st~0#1, start_simulation_~tmp~3#1, start_simulation_~tmp___0~1#1;havoc start_simulation_~kernel_st~0#1;havoc start_simulation_~tmp~3#1;havoc start_simulation_~tmp___0~1#1;start_simulation_~kernel_st~0#1 := 0; {25182#(= ~T1_E~0 ~M_E~0)} is VALID [2022-02-20 19:23:29,555 INFO L272 TraceCheckUtils]: 4: Hoare triple {25182#(= ~T1_E~0 ~M_E~0)} call update_channels(); {25180#true} is VALID [2022-02-20 19:23:29,556 INFO L290 TraceCheckUtils]: 5: Hoare triple {25180#true} assume true; {25180#true} is VALID [2022-02-20 19:23:29,556 INFO L284 TraceCheckUtils]: 6: Hoare quadruple {25180#true} {25182#(= ~T1_E~0 ~M_E~0)} #10804#return; {25182#(= ~T1_E~0 ~M_E~0)} is VALID [2022-02-20 19:23:29,557 INFO L290 TraceCheckUtils]: 7: Hoare triple {25182#(= ~T1_E~0 ~M_E~0)} assume { :begin_inline_init_threads } true; {25182#(= ~T1_E~0 ~M_E~0)} is VALID [2022-02-20 19:23:29,557 INFO L290 TraceCheckUtils]: 8: Hoare triple {25182#(= ~T1_E~0 ~M_E~0)} assume 1 == ~m_i~0;~m_st~0 := 0; {25182#(= ~T1_E~0 ~M_E~0)} is VALID [2022-02-20 19:23:29,557 INFO L290 TraceCheckUtils]: 9: Hoare triple {25182#(= ~T1_E~0 ~M_E~0)} assume 1 == ~t1_i~0;~t1_st~0 := 0; {25182#(= ~T1_E~0 ~M_E~0)} is VALID [2022-02-20 19:23:29,558 INFO L290 TraceCheckUtils]: 10: Hoare triple {25182#(= ~T1_E~0 ~M_E~0)} assume 1 == ~t2_i~0;~t2_st~0 := 0; {25182#(= ~T1_E~0 ~M_E~0)} is VALID [2022-02-20 19:23:29,558 INFO L290 TraceCheckUtils]: 11: Hoare triple {25182#(= ~T1_E~0 ~M_E~0)} assume 1 == ~t3_i~0;~t3_st~0 := 0; {25182#(= ~T1_E~0 ~M_E~0)} is VALID [2022-02-20 19:23:29,558 INFO L290 TraceCheckUtils]: 12: Hoare triple {25182#(= ~T1_E~0 ~M_E~0)} assume 1 == ~t4_i~0;~t4_st~0 := 0; {25182#(= ~T1_E~0 ~M_E~0)} is VALID [2022-02-20 19:23:29,559 INFO L290 TraceCheckUtils]: 13: Hoare triple {25182#(= ~T1_E~0 ~M_E~0)} assume { :end_inline_init_threads } true; {25182#(= ~T1_E~0 ~M_E~0)} is VALID [2022-02-20 19:23:29,560 INFO L272 TraceCheckUtils]: 14: Hoare triple {25182#(= ~T1_E~0 ~M_E~0)} call fire_delta_events(); {25246#(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 19:23:29,561 INFO L290 TraceCheckUtils]: 15: Hoare triple {25246#(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); {25247#(and (= |old(~T1_E~0)| ~T1_E~0) (not (= |old(~M_E~0)| 0)))} is VALID [2022-02-20 19:23:29,561 INFO L290 TraceCheckUtils]: 16: Hoare triple {25247#(and (= |old(~T1_E~0)| ~T1_E~0) (not (= |old(~M_E~0)| 0)))} assume 0 == ~T1_E~0;~T1_E~0 := 1; {25248#(not (= |old(~T1_E~0)| |old(~M_E~0)|))} is VALID [2022-02-20 19:23:29,561 INFO L290 TraceCheckUtils]: 17: Hoare triple {25248#(not (= |old(~T1_E~0)| |old(~M_E~0)|))} assume 0 == ~T2_E~0;~T2_E~0 := 1; {25248#(not (= |old(~T1_E~0)| |old(~M_E~0)|))} is VALID [2022-02-20 19:23:29,562 INFO L290 TraceCheckUtils]: 18: Hoare triple {25248#(not (= |old(~T1_E~0)| |old(~M_E~0)|))} assume 0 == ~T3_E~0;~T3_E~0 := 1; {25248#(not (= |old(~T1_E~0)| |old(~M_E~0)|))} is VALID [2022-02-20 19:23:29,562 INFO L290 TraceCheckUtils]: 19: Hoare triple {25248#(not (= |old(~T1_E~0)| |old(~M_E~0)|))} assume !(0 == ~T4_E~0); {25248#(not (= |old(~T1_E~0)| |old(~M_E~0)|))} is VALID [2022-02-20 19:23:29,562 INFO L290 TraceCheckUtils]: 20: Hoare triple {25248#(not (= |old(~T1_E~0)| |old(~M_E~0)|))} assume 0 == ~E_M~0;~E_M~0 := 1; {25248#(not (= |old(~T1_E~0)| |old(~M_E~0)|))} is VALID [2022-02-20 19:23:29,563 INFO L290 TraceCheckUtils]: 21: Hoare triple {25248#(not (= |old(~T1_E~0)| |old(~M_E~0)|))} assume 0 == ~E_1~0;~E_1~0 := 1; {25248#(not (= |old(~T1_E~0)| |old(~M_E~0)|))} is VALID [2022-02-20 19:23:29,563 INFO L290 TraceCheckUtils]: 22: Hoare triple {25248#(not (= |old(~T1_E~0)| |old(~M_E~0)|))} assume 0 == ~E_2~0;~E_2~0 := 1; {25248#(not (= |old(~T1_E~0)| |old(~M_E~0)|))} is VALID [2022-02-20 19:23:29,564 INFO L290 TraceCheckUtils]: 23: Hoare triple {25248#(not (= |old(~T1_E~0)| |old(~M_E~0)|))} assume 0 == ~E_3~0;~E_3~0 := 1; {25248#(not (= |old(~T1_E~0)| |old(~M_E~0)|))} is VALID [2022-02-20 19:23:29,564 INFO L290 TraceCheckUtils]: 24: Hoare triple {25248#(not (= |old(~T1_E~0)| |old(~M_E~0)|))} assume 0 == ~E_4~0;~E_4~0 := 1; {25248#(not (= |old(~T1_E~0)| |old(~M_E~0)|))} is VALID [2022-02-20 19:23:29,567 INFO L290 TraceCheckUtils]: 25: Hoare triple {25248#(not (= |old(~T1_E~0)| |old(~M_E~0)|))} assume true; {25248#(not (= |old(~T1_E~0)| |old(~M_E~0)|))} is VALID [2022-02-20 19:23:29,568 INFO L284 TraceCheckUtils]: 26: Hoare quadruple {25248#(not (= |old(~T1_E~0)| |old(~M_E~0)|))} {25182#(= ~T1_E~0 ~M_E~0)} #10806#return; {25181#false} is VALID [2022-02-20 19:23:29,568 INFO L272 TraceCheckUtils]: 27: Hoare triple {25181#false} call activate_threads(); {25249#(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 19:23:29,568 INFO L290 TraceCheckUtils]: 28: Hoare triple {25249#(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~1#1;havoc ~tmp___0~0#1;havoc ~tmp___1~0#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_~__retres1~0#1;havoc is_master_triggered_~__retres1~0#1; {25180#true} is VALID [2022-02-20 19:23:29,569 INFO L290 TraceCheckUtils]: 29: Hoare triple {25180#true} assume 1 == ~m_pc~0; {25180#true} is VALID [2022-02-20 19:23:29,569 INFO L290 TraceCheckUtils]: 30: Hoare triple {25180#true} assume 1 == ~E_M~0;is_master_triggered_~__retres1~0#1 := 1; {25180#true} is VALID [2022-02-20 19:23:29,569 INFO L290 TraceCheckUtils]: 31: Hoare triple {25180#true} is_master_triggered_#res#1 := is_master_triggered_~__retres1~0#1; {25180#true} is VALID [2022-02-20 19:23:29,569 INFO L290 TraceCheckUtils]: 32: Hoare triple {25180#true} #t~ret34#1 := is_master_triggered_#res#1;assume { :end_inline_is_master_triggered } true;assume -2147483648 <= #t~ret34#1 && #t~ret34#1 <= 2147483647;~tmp~1#1 := #t~ret34#1;havoc #t~ret34#1; {25180#true} is VALID [2022-02-20 19:23:29,569 INFO L290 TraceCheckUtils]: 33: Hoare triple {25180#true} assume 0 != ~tmp~1#1;~m_st~0 := 0; {25180#true} is VALID [2022-02-20 19:23:29,569 INFO L290 TraceCheckUtils]: 34: Hoare triple {25180#true} assume { :begin_inline_is_transmit1_triggered } true;havoc is_transmit1_triggered_#res#1;havoc is_transmit1_triggered_~__retres1~1#1;havoc is_transmit1_triggered_~__retres1~1#1; {25180#true} is VALID [2022-02-20 19:23:29,570 INFO L290 TraceCheckUtils]: 35: Hoare triple {25180#true} assume !(1 == ~t1_pc~0); {25180#true} is VALID [2022-02-20 19:23:29,570 INFO L290 TraceCheckUtils]: 36: Hoare triple {25180#true} is_transmit1_triggered_~__retres1~1#1 := 0; {25180#true} is VALID [2022-02-20 19:23:29,570 INFO L290 TraceCheckUtils]: 37: Hoare triple {25180#true} is_transmit1_triggered_#res#1 := is_transmit1_triggered_~__retres1~1#1; {25180#true} is VALID [2022-02-20 19:23:29,570 INFO L290 TraceCheckUtils]: 38: Hoare triple {25180#true} #t~ret35#1 := is_transmit1_triggered_#res#1;assume { :end_inline_is_transmit1_triggered } true;assume -2147483648 <= #t~ret35#1 && #t~ret35#1 <= 2147483647;~tmp___0~0#1 := #t~ret35#1;havoc #t~ret35#1; {25180#true} is VALID [2022-02-20 19:23:29,570 INFO L290 TraceCheckUtils]: 39: Hoare triple {25180#true} assume 0 != ~tmp___0~0#1;~t1_st~0 := 0; {25180#true} is VALID [2022-02-20 19:23:29,570 INFO L290 TraceCheckUtils]: 40: Hoare triple {25180#true} assume { :begin_inline_is_transmit2_triggered } true;havoc is_transmit2_triggered_#res#1;havoc is_transmit2_triggered_~__retres1~2#1;havoc is_transmit2_triggered_~__retres1~2#1; {25180#true} is VALID [2022-02-20 19:23:29,571 INFO L290 TraceCheckUtils]: 41: Hoare triple {25180#true} assume 1 == ~t2_pc~0; {25180#true} is VALID [2022-02-20 19:23:29,571 INFO L290 TraceCheckUtils]: 42: Hoare triple {25180#true} assume 1 == ~E_2~0;is_transmit2_triggered_~__retres1~2#1 := 1; {25180#true} is VALID [2022-02-20 19:23:29,571 INFO L290 TraceCheckUtils]: 43: Hoare triple {25180#true} is_transmit2_triggered_#res#1 := is_transmit2_triggered_~__retres1~2#1; {25180#true} is VALID [2022-02-20 19:23:29,571 INFO L290 TraceCheckUtils]: 44: Hoare triple {25180#true} #t~ret36#1 := is_transmit2_triggered_#res#1;assume { :end_inline_is_transmit2_triggered } true;assume -2147483648 <= #t~ret36#1 && #t~ret36#1 <= 2147483647;~tmp___1~0#1 := #t~ret36#1;havoc #t~ret36#1; {25180#true} is VALID [2022-02-20 19:23:29,571 INFO L290 TraceCheckUtils]: 45: Hoare triple {25180#true} assume 0 != ~tmp___1~0#1;~t2_st~0 := 0; {25180#true} is VALID [2022-02-20 19:23:29,571 INFO L290 TraceCheckUtils]: 46: Hoare triple {25180#true} assume { :begin_inline_is_transmit3_triggered } true;havoc is_transmit3_triggered_#res#1;havoc is_transmit3_triggered_~__retres1~3#1;havoc is_transmit3_triggered_~__retres1~3#1; {25180#true} is VALID [2022-02-20 19:23:29,572 INFO L290 TraceCheckUtils]: 47: Hoare triple {25180#true} assume 1 == ~t3_pc~0; {25180#true} is VALID [2022-02-20 19:23:29,572 INFO L290 TraceCheckUtils]: 48: Hoare triple {25180#true} assume 1 == ~E_3~0;is_transmit3_triggered_~__retres1~3#1 := 1; {25180#true} is VALID [2022-02-20 19:23:29,572 INFO L290 TraceCheckUtils]: 49: Hoare triple {25180#true} is_transmit3_triggered_#res#1 := is_transmit3_triggered_~__retres1~3#1; {25180#true} is VALID [2022-02-20 19:23:29,572 INFO L290 TraceCheckUtils]: 50: Hoare triple {25180#true} #t~ret37#1 := is_transmit3_triggered_#res#1;assume { :end_inline_is_transmit3_triggered } true;assume -2147483648 <= #t~ret37#1 && #t~ret37#1 <= 2147483647;~tmp___2~0#1 := #t~ret37#1;havoc #t~ret37#1; {25180#true} is VALID [2022-02-20 19:23:29,572 INFO L290 TraceCheckUtils]: 51: Hoare triple {25180#true} assume 0 != ~tmp___2~0#1;~t3_st~0 := 0; {25180#true} is VALID [2022-02-20 19:23:29,572 INFO L290 TraceCheckUtils]: 52: Hoare triple {25180#true} assume { :begin_inline_is_transmit4_triggered } true;havoc is_transmit4_triggered_#res#1;havoc is_transmit4_triggered_~__retres1~4#1;havoc is_transmit4_triggered_~__retres1~4#1; {25180#true} is VALID [2022-02-20 19:23:29,573 INFO L290 TraceCheckUtils]: 53: Hoare triple {25180#true} assume !(1 == ~t4_pc~0); {25180#true} is VALID [2022-02-20 19:23:29,573 INFO L290 TraceCheckUtils]: 54: Hoare triple {25180#true} is_transmit4_triggered_~__retres1~4#1 := 0; {25180#true} is VALID [2022-02-20 19:23:29,573 INFO L290 TraceCheckUtils]: 55: Hoare triple {25180#true} is_transmit4_triggered_#res#1 := is_transmit4_triggered_~__retres1~4#1; {25180#true} is VALID [2022-02-20 19:23:29,573 INFO L290 TraceCheckUtils]: 56: Hoare triple {25180#true} #t~ret38#1 := is_transmit4_triggered_#res#1;assume { :end_inline_is_transmit4_triggered } true;assume -2147483648 <= #t~ret38#1 && #t~ret38#1 <= 2147483647;~tmp___3~0#1 := #t~ret38#1;havoc #t~ret38#1; {25180#true} is VALID [2022-02-20 19:23:29,573 INFO L290 TraceCheckUtils]: 57: Hoare triple {25180#true} assume !(0 != ~tmp___3~0#1); {25180#true} is VALID [2022-02-20 19:23:29,573 INFO L290 TraceCheckUtils]: 58: Hoare triple {25180#true} assume true; {25180#true} is VALID [2022-02-20 19:23:29,574 INFO L284 TraceCheckUtils]: 59: Hoare quadruple {25180#true} {25181#false} #10808#return; {25181#false} is VALID [2022-02-20 19:23:29,574 INFO L272 TraceCheckUtils]: 60: Hoare triple {25181#false} call reset_delta_events(); {25246#(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 19:23:29,574 INFO L290 TraceCheckUtils]: 61: Hoare triple {25246#(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); {25180#true} is VALID [2022-02-20 19:23:29,574 INFO L290 TraceCheckUtils]: 62: Hoare triple {25180#true} assume 1 == ~T1_E~0;~T1_E~0 := 2; {25180#true} is VALID [2022-02-20 19:23:29,574 INFO L290 TraceCheckUtils]: 63: Hoare triple {25180#true} assume !(1 == ~T2_E~0); {25180#true} is VALID [2022-02-20 19:23:29,574 INFO L290 TraceCheckUtils]: 64: Hoare triple {25180#true} assume 1 == ~T3_E~0;~T3_E~0 := 2; {25180#true} is VALID [2022-02-20 19:23:29,575 INFO L290 TraceCheckUtils]: 65: Hoare triple {25180#true} assume 1 == ~T4_E~0;~T4_E~0 := 2; {25180#true} is VALID [2022-02-20 19:23:29,575 INFO L290 TraceCheckUtils]: 66: Hoare triple {25180#true} assume 1 == ~E_M~0;~E_M~0 := 2; {25180#true} is VALID [2022-02-20 19:23:29,575 INFO L290 TraceCheckUtils]: 67: Hoare triple {25180#true} assume 1 == ~E_1~0;~E_1~0 := 2; {25180#true} is VALID [2022-02-20 19:23:29,575 INFO L290 TraceCheckUtils]: 68: Hoare triple {25180#true} assume 1 == ~E_2~0;~E_2~0 := 2; {25180#true} is VALID [2022-02-20 19:23:29,575 INFO L290 TraceCheckUtils]: 69: Hoare triple {25180#true} assume 1 == ~E_3~0;~E_3~0 := 2; {25180#true} is VALID [2022-02-20 19:23:29,575 INFO L290 TraceCheckUtils]: 70: Hoare triple {25180#true} assume 1 == ~E_4~0;~E_4~0 := 2; {25180#true} is VALID [2022-02-20 19:23:29,576 INFO L290 TraceCheckUtils]: 71: Hoare triple {25180#true} assume true; {25180#true} is VALID [2022-02-20 19:23:29,576 INFO L284 TraceCheckUtils]: 72: Hoare quadruple {25180#true} {25181#false} #10810#return; {25181#false} is VALID [2022-02-20 19:23:29,576 INFO L290 TraceCheckUtils]: 73: Hoare triple {25181#false} assume !false; {25181#false} is VALID [2022-02-20 19:23:29,576 INFO L290 TraceCheckUtils]: 74: Hoare triple {25181#false} start_simulation_~kernel_st~0#1 := 1;assume { :begin_inline_eval } true;havoc eval_#t~ret28#1, eval_#t~nondet29#1, eval_~tmp_ndt_1~0#1, eval_#t~nondet30#1, eval_~tmp_ndt_2~0#1, eval_#t~nondet31#1, eval_~tmp_ndt_3~0#1, eval_#t~nondet32#1, eval_~tmp_ndt_4~0#1, eval_#t~nondet33#1, eval_~tmp_ndt_5~0#1, eval_~tmp~0#1;havoc eval_~tmp~0#1; {25181#false} is VALID [2022-02-20 19:23:29,576 INFO L290 TraceCheckUtils]: 75: Hoare triple {25181#false} assume !false; {25181#false} is VALID [2022-02-20 19:23:29,576 INFO L272 TraceCheckUtils]: 76: Hoare triple {25181#false} call eval_#t~ret28#1 := exists_runnable_thread(); {25180#true} is VALID [2022-02-20 19:23:29,584 INFO L290 TraceCheckUtils]: 77: Hoare triple {25180#true} havoc ~__retres1~5; {25180#true} is VALID [2022-02-20 19:23:29,585 INFO L290 TraceCheckUtils]: 78: Hoare triple {25180#true} assume 0 == ~m_st~0;~__retres1~5 := 1; {25180#true} is VALID [2022-02-20 19:23:29,585 INFO L290 TraceCheckUtils]: 79: Hoare triple {25180#true} #res := ~__retres1~5; {25180#true} is VALID [2022-02-20 19:23:29,585 INFO L290 TraceCheckUtils]: 80: Hoare triple {25180#true} assume true; {25180#true} is VALID [2022-02-20 19:23:29,585 INFO L284 TraceCheckUtils]: 81: Hoare quadruple {25180#true} {25181#false} #10812#return; {25181#false} is VALID [2022-02-20 19:23:29,585 INFO L290 TraceCheckUtils]: 82: Hoare triple {25181#false} assume -2147483648 <= eval_#t~ret28#1 && eval_#t~ret28#1 <= 2147483647;eval_~tmp~0#1 := eval_#t~ret28#1;havoc eval_#t~ret28#1; {25181#false} is VALID [2022-02-20 19:23:29,586 INFO L290 TraceCheckUtils]: 83: Hoare triple {25181#false} assume 0 != eval_~tmp~0#1; {25181#false} is VALID [2022-02-20 19:23:29,586 INFO L290 TraceCheckUtils]: 84: Hoare triple {25181#false} assume 0 == ~m_st~0;havoc eval_~tmp_ndt_1~0#1;assume -2147483648 <= eval_#t~nondet29#1 && eval_#t~nondet29#1 <= 2147483647;eval_~tmp_ndt_1~0#1 := eval_#t~nondet29#1;havoc eval_#t~nondet29#1; {25181#false} is VALID [2022-02-20 19:23:29,586 INFO L290 TraceCheckUtils]: 85: Hoare triple {25181#false} assume 0 != eval_~tmp_ndt_1~0#1;~m_st~0 := 1;assume { :begin_inline_master } true;havoc master_#t~nondet27#1; {25181#false} is VALID [2022-02-20 19:23:29,586 INFO L290 TraceCheckUtils]: 86: Hoare triple {25181#false} assume !(0 == ~m_pc~0); {25181#false} is VALID [2022-02-20 19:23:29,586 INFO L290 TraceCheckUtils]: 87: Hoare triple {25181#false} assume 1 == ~m_pc~0; {25181#false} is VALID [2022-02-20 19:23:29,586 INFO L290 TraceCheckUtils]: 88: Hoare triple {25181#false} assume ~token~0 != 4 + ~local~0;assume { :begin_inline_error } true; {25181#false} is VALID [2022-02-20 19:23:29,587 INFO L290 TraceCheckUtils]: 89: Hoare triple {25181#false} assume !false; {25181#false} is VALID [2022-02-20 19:23:29,587 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 19:23:29,587 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 19:23:29,587 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1476887126] [2022-02-20 19:23:29,588 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1476887126] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 19:23:29,588 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 19:23:29,588 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-02-20 19:23:29,588 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [308860881] [2022-02-20 19:23:29,588 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 19:23:29,589 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, (5), 3 states have call predecessors, (5), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) Word has length 90 [2022-02-20 19:23:29,589 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 19:23:29,589 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, (5), 3 states have call predecessors, (5), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2022-02-20 19:23:29,647 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 90 edges. 90 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 19:23:29,647 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-02-20 19:23:29,647 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 19:23:29,647 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-02-20 19:23:29,648 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-02-20 19:23:29,648 INFO L87 Difference]: Start difference. First operand 2466 states and 4481 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, (5), 3 states have call predecessors, (5), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5)