./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/combinations/Problem05_label43+token_ring.03.cil-2.c --full-output -ea --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 03d7b7b3 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -ea -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/combinations/Problem05_label43+token_ring.03.cil-2.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 161f5eab054e94dd2ff7a7c46df9e7154542593f1f9d4de13027218e1f7c6216 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-03d7b7b [2022-02-20 19:17:29,505 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-02-20 19:17:29,508 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-02-20 19:17:29,540 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-02-20 19:17:29,541 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-02-20 19:17:29,547 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-02-20 19:17:29,548 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-02-20 19:17:29,552 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-02-20 19:17:29,553 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-02-20 19:17:29,559 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-02-20 19:17:29,559 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-02-20 19:17:29,561 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-02-20 19:17:29,561 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-02-20 19:17:29,563 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-02-20 19:17:29,565 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-02-20 19:17:29,568 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-02-20 19:17:29,569 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-02-20 19:17:29,570 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-02-20 19:17:29,572 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-02-20 19:17:29,576 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-02-20 19:17:29,578 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-02-20 19:17:29,579 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-02-20 19:17:29,580 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-02-20 19:17:29,581 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-02-20 19:17:29,584 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-02-20 19:17:29,585 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-02-20 19:17:29,585 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-02-20 19:17:29,586 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-02-20 19:17:29,587 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-02-20 19:17:29,587 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-02-20 19:17:29,588 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-02-20 19:17:29,589 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-02-20 19:17:29,590 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-02-20 19:17:29,591 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-02-20 19:17:29,592 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-02-20 19:17:29,592 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-02-20 19:17:29,593 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-02-20 19:17:29,593 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-02-20 19:17:29,593 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-02-20 19:17:29,594 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-02-20 19:17:29,594 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-02-20 19:17:29,595 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2022-02-20 19:17:29,625 INFO L113 SettingsManager]: Loading preferences was successful [2022-02-20 19:17:29,627 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-02-20 19:17:29,627 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-02-20 19:17:29,627 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-02-20 19:17:29,628 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-02-20 19:17:29,628 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-02-20 19:17:29,629 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-02-20 19:17:29,629 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-02-20 19:17:29,629 INFO L138 SettingsManager]: * Use SBE=true [2022-02-20 19:17:29,629 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-02-20 19:17:29,630 INFO L138 SettingsManager]: * sizeof long=4 [2022-02-20 19:17:29,630 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-02-20 19:17:29,631 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-02-20 19:17:29,631 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-02-20 19:17:29,631 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-02-20 19:17:29,631 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-02-20 19:17:29,631 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-02-20 19:17:29,632 INFO L138 SettingsManager]: * sizeof long double=12 [2022-02-20 19:17:29,632 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-02-20 19:17:29,632 INFO L138 SettingsManager]: * Use constant arrays=true [2022-02-20 19:17:29,632 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-02-20 19:17:29,632 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-02-20 19:17:29,632 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-02-20 19:17:29,633 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-02-20 19:17:29,633 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-20 19:17:29,633 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-02-20 19:17:29,633 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-02-20 19:17:29,634 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-02-20 19:17:29,635 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-02-20 19:17:29,635 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-02-20 19:17:29,635 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-02-20 19:17:29,635 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-02-20 19:17:29,635 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-02-20 19:17:29,636 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 161f5eab054e94dd2ff7a7c46df9e7154542593f1f9d4de13027218e1f7c6216 [2022-02-20 19:17:29,847 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-02-20 19:17:29,864 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-02-20 19:17:29,866 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-02-20 19:17:29,867 INFO L271 PluginConnector]: Initializing CDTParser... [2022-02-20 19:17:29,867 INFO L275 PluginConnector]: CDTParser initialized [2022-02-20 19:17:29,868 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/combinations/Problem05_label43+token_ring.03.cil-2.c [2022-02-20 19:17:29,922 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/de246fbbe/6f131b65ac354f6eb02a768fa70167b4/FLAG45ae7d21c [2022-02-20 19:17:30,765 INFO L306 CDTParser]: Found 1 translation units. [2022-02-20 19:17:30,766 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/combinations/Problem05_label43+token_ring.03.cil-2.c [2022-02-20 19:17:30,807 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/de246fbbe/6f131b65ac354f6eb02a768fa70167b4/FLAG45ae7d21c [2022-02-20 19:17:30,949 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/de246fbbe/6f131b65ac354f6eb02a768fa70167b4 [2022-02-20 19:17:30,952 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-02-20 19:17:30,955 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-02-20 19:17:30,956 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-02-20 19:17:30,956 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-02-20 19:17:30,958 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-02-20 19:17:30,959 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.02 07:17:30" (1/1) ... [2022-02-20 19:17:30,960 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@62c1d9ee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 07:17:30, skipping insertion in model container [2022-02-20 19:17:30,960 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.02 07:17:30" (1/1) ... [2022-02-20 19:17:30,965 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-02-20 19:17:31,142 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-02-20 19:17:32,976 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_label43+token_ring.03.cil-2.c[381679,381692] [2022-02-20 19:17:32,999 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_label43+token_ring.03.cil-2.c[383339,383352] [2022-02-20 19:17:33,124 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-20 19:17:33,133 INFO L203 MainTranslator]: Completed pre-run [2022-02-20 19:17:33,961 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_label43+token_ring.03.cil-2.c[381679,381692] [2022-02-20 19:17:33,965 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_label43+token_ring.03.cil-2.c[383339,383352] [2022-02-20 19:17:33,980 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-20 19:17:34,037 INFO L208 MainTranslator]: Completed translation [2022-02-20 19:17:34,037 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 07:17:34 WrapperNode [2022-02-20 19:17:34,037 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-02-20 19:17:34,038 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-02-20 19:17:34,038 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-02-20 19:17:34,039 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-02-20 19:17:34,044 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 07:17:34" (1/1) ... [2022-02-20 19:17:34,138 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 07:17:34" (1/1) ... [2022-02-20 19:17:34,617 INFO L137 Inliner]: procedures = 50, calls = 50, calls flagged for inlining = 28, calls inlined = 28, statements flattened = 12677 [2022-02-20 19:17:34,618 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-02-20 19:17:34,618 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-02-20 19:17:34,618 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-02-20 19:17:34,619 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-02-20 19:17:34,626 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 07:17:34" (1/1) ... [2022-02-20 19:17:34,626 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 07:17:34" (1/1) ... [2022-02-20 19:17:34,662 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 07:17:34" (1/1) ... [2022-02-20 19:17:34,663 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 07:17:34" (1/1) ... [2022-02-20 19:17:34,900 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 07:17:34" (1/1) ... [2022-02-20 19:17:34,948 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 07:17:34" (1/1) ... [2022-02-20 19:17:34,970 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 07:17:34" (1/1) ... [2022-02-20 19:17:35,037 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-02-20 19:17:35,054 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-02-20 19:17:35,054 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-02-20 19:17:35,055 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-02-20 19:17:35,056 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 07:17:34" (1/1) ... [2022-02-20 19:17:35,063 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-20 19:17:35,071 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-20 19:17:35,101 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 19:17:35,183 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 19:17:35,239 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-02-20 19:17:35,239 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2022-02-20 19:17:35,239 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2022-02-20 19:17:35,240 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2022-02-20 19:17:35,240 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2022-02-20 19:17:35,240 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2022-02-20 19:17:35,240 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2022-02-20 19:17:35,240 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2022-02-20 19:17:35,240 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2022-02-20 19:17:35,240 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2022-02-20 19:17:35,240 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2022-02-20 19:17:35,240 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2022-02-20 19:17:35,240 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2022-02-20 19:17:35,240 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-02-20 19:17:35,241 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-02-20 19:17:35,241 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-02-20 19:17:35,388 INFO L234 CfgBuilder]: Building ICFG [2022-02-20 19:17:35,389 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-02-20 19:17:41,339 INFO L275 CfgBuilder]: Performing block encoding [2022-02-20 19:17:41,363 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-02-20 19:17:41,364 INFO L299 CfgBuilder]: Removed 7 assume(true) statements. [2022-02-20 19:17:41,367 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.02 07:17:41 BoogieIcfgContainer [2022-02-20 19:17:41,367 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-02-20 19:17:41,369 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-02-20 19:17:41,369 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-02-20 19:17:41,371 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-02-20 19:17:41,372 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.02 07:17:30" (1/3) ... [2022-02-20 19:17:41,372 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@15c26f57 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.02 07:17:41, skipping insertion in model container [2022-02-20 19:17:41,372 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 07:17:34" (2/3) ... [2022-02-20 19:17:41,373 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@15c26f57 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.02 07:17:41, skipping insertion in model container [2022-02-20 19:17:41,373 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.02 07:17:41" (3/3) ... [2022-02-20 19:17:41,374 INFO L111 eAbstractionObserver]: Analyzing ICFG Problem05_label43+token_ring.03.cil-2.c [2022-02-20 19:17:41,378 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-02-20 19:17:41,379 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2022-02-20 19:17:41,435 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-02-20 19:17:41,441 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 19:17:41,441 INFO L340 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2022-02-20 19:17:41,504 INFO L276 IsEmpty]: Start isEmpty. Operand has 2340 states, 2314 states have (on average 1.8556611927398445) internal successors, (4294), 2317 states have internal predecessors, (4294), 17 states have call successors, (17), 6 states have call predecessors, (17), 6 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) [2022-02-20 19:17:41,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2022-02-20 19:17:41,513 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 19:17:41,514 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] [2022-02-20 19:17:41,514 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-20 19:17:41,518 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 19:17:41,518 INFO L85 PathProgramCache]: Analyzing trace with hash 200056068, now seen corresponding path program 1 times [2022-02-20 19:17:41,526 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 19:17:41,527 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1700790938] [2022-02-20 19:17:41,527 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 19:17:41,528 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 19:17:41,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 19:17:41,712 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-02-20 19:17:41,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 19:17:41,725 INFO L290 TraceCheckUtils]: 0: Hoare triple {2343#true} assume true; {2343#true} is VALID [2022-02-20 19:17:41,727 INFO L284 TraceCheckUtils]: 1: Hoare quadruple {2343#true} {2345#(= ~M_E~0 2)} #10692#return; {2345#(= ~M_E~0 2)} is VALID [2022-02-20 19:17:41,741 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-02-20 19:17:41,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 19:17:41,784 INFO L290 TraceCheckUtils]: 0: Hoare triple {2399#(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) (= ~E_3~0 |old(~E_3~0)|) (= ~E_1~0 |old(~E_1~0)|) (= ~E_2~0 |old(~E_2~0)|) (= |old(~T3_E~0)| ~T3_E~0))} assume 0 == ~M_E~0;~M_E~0 := 1; {2400#(= |old(~M_E~0)| 0)} is VALID [2022-02-20 19:17:41,785 INFO L290 TraceCheckUtils]: 1: Hoare triple {2400#(= |old(~M_E~0)| 0)} assume 0 == ~T1_E~0;~T1_E~0 := 1; {2400#(= |old(~M_E~0)| 0)} is VALID [2022-02-20 19:17:41,786 INFO L290 TraceCheckUtils]: 2: Hoare triple {2400#(= |old(~M_E~0)| 0)} assume 0 == ~T2_E~0;~T2_E~0 := 1; {2400#(= |old(~M_E~0)| 0)} is VALID [2022-02-20 19:17:41,786 INFO L290 TraceCheckUtils]: 3: Hoare triple {2400#(= |old(~M_E~0)| 0)} assume 0 == ~T3_E~0;~T3_E~0 := 1; {2400#(= |old(~M_E~0)| 0)} is VALID [2022-02-20 19:17:41,787 INFO L290 TraceCheckUtils]: 4: Hoare triple {2400#(= |old(~M_E~0)| 0)} assume 0 == ~E_M~0;~E_M~0 := 1; {2400#(= |old(~M_E~0)| 0)} is VALID [2022-02-20 19:17:41,788 INFO L290 TraceCheckUtils]: 5: Hoare triple {2400#(= |old(~M_E~0)| 0)} assume 0 == ~E_1~0;~E_1~0 := 1; {2400#(= |old(~M_E~0)| 0)} is VALID [2022-02-20 19:17:41,788 INFO L290 TraceCheckUtils]: 6: Hoare triple {2400#(= |old(~M_E~0)| 0)} assume !(0 == ~E_2~0); {2400#(= |old(~M_E~0)| 0)} is VALID [2022-02-20 19:17:41,789 INFO L290 TraceCheckUtils]: 7: Hoare triple {2400#(= |old(~M_E~0)| 0)} assume 0 == ~E_3~0;~E_3~0 := 1; {2400#(= |old(~M_E~0)| 0)} is VALID [2022-02-20 19:17:41,789 INFO L290 TraceCheckUtils]: 8: Hoare triple {2400#(= |old(~M_E~0)| 0)} assume true; {2400#(= |old(~M_E~0)| 0)} is VALID [2022-02-20 19:17:41,790 INFO L284 TraceCheckUtils]: 9: Hoare quadruple {2400#(= |old(~M_E~0)| 0)} {2345#(= ~M_E~0 2)} #10694#return; {2344#false} is VALID [2022-02-20 19:17:41,799 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2022-02-20 19:17:41,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 19:17:41,832 INFO L290 TraceCheckUtils]: 0: Hoare triple {2401#(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))} havoc ~tmp~1#1;havoc ~tmp___0~0#1;havoc ~tmp___1~0#1;havoc ~tmp___2~0#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; {2343#true} is VALID [2022-02-20 19:17:41,833 INFO L290 TraceCheckUtils]: 1: Hoare triple {2343#true} assume 1 == ~m_pc~0; {2343#true} is VALID [2022-02-20 19:17:41,833 INFO L290 TraceCheckUtils]: 2: Hoare triple {2343#true} assume 1 == ~E_M~0;is_master_triggered_~__retres1~0#1 := 1; {2343#true} is VALID [2022-02-20 19:17:41,833 INFO L290 TraceCheckUtils]: 3: Hoare triple {2343#true} is_master_triggered_#res#1 := is_master_triggered_~__retres1~0#1; {2343#true} is VALID [2022-02-20 19:17:41,833 INFO L290 TraceCheckUtils]: 4: Hoare triple {2343#true} #t~ret33#1 := is_master_triggered_#res#1;assume { :end_inline_is_master_triggered } true;assume -2147483648 <= #t~ret33#1 && #t~ret33#1 <= 2147483647;~tmp~1#1 := #t~ret33#1;havoc #t~ret33#1; {2343#true} is VALID [2022-02-20 19:17:41,834 INFO L290 TraceCheckUtils]: 5: Hoare triple {2343#true} assume 0 != ~tmp~1#1;~m_st~0 := 0; {2343#true} is VALID [2022-02-20 19:17:41,834 INFO L290 TraceCheckUtils]: 6: Hoare triple {2343#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; {2343#true} is VALID [2022-02-20 19:17:41,836 INFO L290 TraceCheckUtils]: 7: Hoare triple {2343#true} assume !(1 == ~t1_pc~0); {2343#true} is VALID [2022-02-20 19:17:41,836 INFO L290 TraceCheckUtils]: 8: Hoare triple {2343#true} is_transmit1_triggered_~__retres1~1#1 := 0; {2343#true} is VALID [2022-02-20 19:17:41,837 INFO L290 TraceCheckUtils]: 9: Hoare triple {2343#true} is_transmit1_triggered_#res#1 := is_transmit1_triggered_~__retres1~1#1; {2343#true} is VALID [2022-02-20 19:17:41,837 INFO L290 TraceCheckUtils]: 10: Hoare triple {2343#true} #t~ret34#1 := is_transmit1_triggered_#res#1;assume { :end_inline_is_transmit1_triggered } true;assume -2147483648 <= #t~ret34#1 && #t~ret34#1 <= 2147483647;~tmp___0~0#1 := #t~ret34#1;havoc #t~ret34#1; {2343#true} is VALID [2022-02-20 19:17:41,837 INFO L290 TraceCheckUtils]: 11: Hoare triple {2343#true} assume 0 != ~tmp___0~0#1;~t1_st~0 := 0; {2343#true} is VALID [2022-02-20 19:17:41,837 INFO L290 TraceCheckUtils]: 12: Hoare triple {2343#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; {2343#true} is VALID [2022-02-20 19:17:41,838 INFO L290 TraceCheckUtils]: 13: Hoare triple {2343#true} assume 1 == ~t2_pc~0; {2343#true} is VALID [2022-02-20 19:17:41,838 INFO L290 TraceCheckUtils]: 14: Hoare triple {2343#true} assume 1 == ~E_2~0;is_transmit2_triggered_~__retres1~2#1 := 1; {2343#true} is VALID [2022-02-20 19:17:41,838 INFO L290 TraceCheckUtils]: 15: Hoare triple {2343#true} is_transmit2_triggered_#res#1 := is_transmit2_triggered_~__retres1~2#1; {2343#true} is VALID [2022-02-20 19:17:41,839 INFO L290 TraceCheckUtils]: 16: Hoare triple {2343#true} #t~ret35#1 := is_transmit2_triggered_#res#1;assume { :end_inline_is_transmit2_triggered } true;assume -2147483648 <= #t~ret35#1 && #t~ret35#1 <= 2147483647;~tmp___1~0#1 := #t~ret35#1;havoc #t~ret35#1; {2343#true} is VALID [2022-02-20 19:17:41,839 INFO L290 TraceCheckUtils]: 17: Hoare triple {2343#true} assume 0 != ~tmp___1~0#1;~t2_st~0 := 0; {2343#true} is VALID [2022-02-20 19:17:41,839 INFO L290 TraceCheckUtils]: 18: Hoare triple {2343#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; {2343#true} is VALID [2022-02-20 19:17:41,840 INFO L290 TraceCheckUtils]: 19: Hoare triple {2343#true} assume 1 == ~t3_pc~0; {2343#true} is VALID [2022-02-20 19:17:41,840 INFO L290 TraceCheckUtils]: 20: Hoare triple {2343#true} assume 1 == ~E_3~0;is_transmit3_triggered_~__retres1~3#1 := 1; {2343#true} is VALID [2022-02-20 19:17:41,840 INFO L290 TraceCheckUtils]: 21: Hoare triple {2343#true} is_transmit3_triggered_#res#1 := is_transmit3_triggered_~__retres1~3#1; {2343#true} is VALID [2022-02-20 19:17:41,841 INFO L290 TraceCheckUtils]: 22: Hoare triple {2343#true} #t~ret36#1 := is_transmit3_triggered_#res#1;assume { :end_inline_is_transmit3_triggered } true;assume -2147483648 <= #t~ret36#1 && #t~ret36#1 <= 2147483647;~tmp___2~0#1 := #t~ret36#1;havoc #t~ret36#1; {2343#true} is VALID [2022-02-20 19:17:41,841 INFO L290 TraceCheckUtils]: 23: Hoare triple {2343#true} assume 0 != ~tmp___2~0#1;~t3_st~0 := 0; {2343#true} is VALID [2022-02-20 19:17:41,842 INFO L290 TraceCheckUtils]: 24: Hoare triple {2343#true} assume true; {2343#true} is VALID [2022-02-20 19:17:41,842 INFO L284 TraceCheckUtils]: 25: Hoare quadruple {2343#true} {2344#false} #10696#return; {2344#false} is VALID [2022-02-20 19:17:41,843 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2022-02-20 19:17:41,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 19:17:41,865 INFO L290 TraceCheckUtils]: 0: Hoare triple {2399#(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) (= ~E_3~0 |old(~E_3~0)|) (= ~E_1~0 |old(~E_1~0)|) (= ~E_2~0 |old(~E_2~0)|) (= |old(~T3_E~0)| ~T3_E~0))} assume 1 == ~M_E~0;~M_E~0 := 2; {2343#true} is VALID [2022-02-20 19:17:41,866 INFO L290 TraceCheckUtils]: 1: Hoare triple {2343#true} assume 1 == ~T1_E~0;~T1_E~0 := 2; {2343#true} is VALID [2022-02-20 19:17:41,866 INFO L290 TraceCheckUtils]: 2: Hoare triple {2343#true} assume 1 == ~T2_E~0;~T2_E~0 := 2; {2343#true} is VALID [2022-02-20 19:17:41,867 INFO L290 TraceCheckUtils]: 3: Hoare triple {2343#true} assume 1 == ~T3_E~0;~T3_E~0 := 2; {2343#true} is VALID [2022-02-20 19:17:41,867 INFO L290 TraceCheckUtils]: 4: Hoare triple {2343#true} assume 1 == ~E_M~0;~E_M~0 := 2; {2343#true} is VALID [2022-02-20 19:17:41,867 INFO L290 TraceCheckUtils]: 5: Hoare triple {2343#true} assume 1 == ~E_1~0;~E_1~0 := 2; {2343#true} is VALID [2022-02-20 19:17:41,868 INFO L290 TraceCheckUtils]: 6: Hoare triple {2343#true} assume !(1 == ~E_2~0); {2343#true} is VALID [2022-02-20 19:17:41,868 INFO L290 TraceCheckUtils]: 7: Hoare triple {2343#true} assume 1 == ~E_3~0;~E_3~0 := 2; {2343#true} is VALID [2022-02-20 19:17:41,868 INFO L290 TraceCheckUtils]: 8: Hoare triple {2343#true} assume true; {2343#true} is VALID [2022-02-20 19:17:41,868 INFO L284 TraceCheckUtils]: 9: Hoare quadruple {2343#true} {2344#false} #10698#return; {2344#false} is VALID [2022-02-20 19:17:41,869 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2022-02-20 19:17:41,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 19:17:41,876 INFO L290 TraceCheckUtils]: 0: Hoare triple {2343#true} havoc ~__retres1~4; {2343#true} is VALID [2022-02-20 19:17:41,878 INFO L290 TraceCheckUtils]: 1: Hoare triple {2343#true} assume 0 == ~m_st~0;~__retres1~4 := 1; {2343#true} is VALID [2022-02-20 19:17:41,881 INFO L290 TraceCheckUtils]: 2: Hoare triple {2343#true} #res := ~__retres1~4; {2343#true} is VALID [2022-02-20 19:17:41,881 INFO L290 TraceCheckUtils]: 3: Hoare triple {2343#true} assume true; {2343#true} is VALID [2022-02-20 19:17:41,881 INFO L284 TraceCheckUtils]: 4: Hoare quadruple {2343#true} {2344#false} #10700#return; {2344#false} is VALID [2022-02-20 19:17:41,883 INFO L290 TraceCheckUtils]: 0: Hoare triple {2343#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;~m_st~0 := 0;~t1_st~0 := 0;~t2_st~0 := 0;~t3_st~0 := 0;~m_i~0 := 0;~t1_i~0 := 0;~t2_i~0 := 0;~t3_i~0 := 0;~M_E~0 := 2;~T1_E~0 := 2;~T2_E~0 := 2;~T3_E~0 := 2;~E_M~0 := 2;~E_1~0 := 2;~E_2~0 := 2;~E_3~0 := 2;~token~0 := 0;~local~0 := 0; {2345#(= ~M_E~0 2)} is VALID [2022-02-20 19:17:41,883 INFO L290 TraceCheckUtils]: 1: Hoare triple {2345#(= ~M_E~0 2)} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet40#1, main_#t~ret41#1, main_#t~ret42#1;assume -2147483648 <= main_#t~nondet40#1 && main_#t~nondet40#1 <= 2147483647; {2345#(= ~M_E~0 2)} is VALID [2022-02-20 19:17:41,884 INFO L290 TraceCheckUtils]: 2: Hoare triple {2345#(= ~M_E~0 2)} assume !(0 != main_#t~nondet40#1);havoc main_#t~nondet40#1;assume { :begin_inline_main2 } true;havoc main2_#res#1;havoc main2_~__retres1~5#1;havoc main2_~__retres1~5#1;assume { :begin_inline_init_model } true;~m_i~0 := 1;~t1_i~0 := 1;~t2_i~0 := 1;~t3_i~0 := 1; {2345#(= ~M_E~0 2)} is VALID [2022-02-20 19:17:41,886 INFO L290 TraceCheckUtils]: 3: Hoare triple {2345#(= ~M_E~0 2)} assume { :end_inline_init_model } true;assume { :begin_inline_start_simulation } true;havoc start_simulation_#t~ret38#1, start_simulation_#t~ret39#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; {2345#(= ~M_E~0 2)} is VALID [2022-02-20 19:17:41,886 INFO L272 TraceCheckUtils]: 4: Hoare triple {2345#(= ~M_E~0 2)} call update_channels(); {2343#true} is VALID [2022-02-20 19:17:41,887 INFO L290 TraceCheckUtils]: 5: Hoare triple {2343#true} assume true; {2343#true} is VALID [2022-02-20 19:17:41,888 INFO L284 TraceCheckUtils]: 6: Hoare quadruple {2343#true} {2345#(= ~M_E~0 2)} #10692#return; {2345#(= ~M_E~0 2)} is VALID [2022-02-20 19:17:41,889 INFO L290 TraceCheckUtils]: 7: Hoare triple {2345#(= ~M_E~0 2)} assume { :begin_inline_init_threads } true; {2345#(= ~M_E~0 2)} is VALID [2022-02-20 19:17:41,889 INFO L290 TraceCheckUtils]: 8: Hoare triple {2345#(= ~M_E~0 2)} assume 1 == ~m_i~0;~m_st~0 := 0; {2345#(= ~M_E~0 2)} is VALID [2022-02-20 19:17:41,890 INFO L290 TraceCheckUtils]: 9: Hoare triple {2345#(= ~M_E~0 2)} assume 1 == ~t1_i~0;~t1_st~0 := 0; {2345#(= ~M_E~0 2)} is VALID [2022-02-20 19:17:41,896 INFO L290 TraceCheckUtils]: 10: Hoare triple {2345#(= ~M_E~0 2)} assume 1 == ~t2_i~0;~t2_st~0 := 0; {2345#(= ~M_E~0 2)} is VALID [2022-02-20 19:17:41,896 INFO L290 TraceCheckUtils]: 11: Hoare triple {2345#(= ~M_E~0 2)} assume 1 == ~t3_i~0;~t3_st~0 := 0; {2345#(= ~M_E~0 2)} is VALID [2022-02-20 19:17:41,897 INFO L290 TraceCheckUtils]: 12: Hoare triple {2345#(= ~M_E~0 2)} assume { :end_inline_init_threads } true; {2345#(= ~M_E~0 2)} is VALID [2022-02-20 19:17:41,898 INFO L272 TraceCheckUtils]: 13: Hoare triple {2345#(= ~M_E~0 2)} call fire_delta_events(); {2399#(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) (= ~E_3~0 |old(~E_3~0)|) (= ~E_1~0 |old(~E_1~0)|) (= ~E_2~0 |old(~E_2~0)|) (= |old(~T3_E~0)| ~T3_E~0))} is VALID [2022-02-20 19:17:41,899 INFO L290 TraceCheckUtils]: 14: Hoare triple {2399#(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) (= ~E_3~0 |old(~E_3~0)|) (= ~E_1~0 |old(~E_1~0)|) (= ~E_2~0 |old(~E_2~0)|) (= |old(~T3_E~0)| ~T3_E~0))} assume 0 == ~M_E~0;~M_E~0 := 1; {2400#(= |old(~M_E~0)| 0)} is VALID [2022-02-20 19:17:41,899 INFO L290 TraceCheckUtils]: 15: Hoare triple {2400#(= |old(~M_E~0)| 0)} assume 0 == ~T1_E~0;~T1_E~0 := 1; {2400#(= |old(~M_E~0)| 0)} is VALID [2022-02-20 19:17:41,900 INFO L290 TraceCheckUtils]: 16: Hoare triple {2400#(= |old(~M_E~0)| 0)} assume 0 == ~T2_E~0;~T2_E~0 := 1; {2400#(= |old(~M_E~0)| 0)} is VALID [2022-02-20 19:17:41,900 INFO L290 TraceCheckUtils]: 17: Hoare triple {2400#(= |old(~M_E~0)| 0)} assume 0 == ~T3_E~0;~T3_E~0 := 1; {2400#(= |old(~M_E~0)| 0)} is VALID [2022-02-20 19:17:41,901 INFO L290 TraceCheckUtils]: 18: Hoare triple {2400#(= |old(~M_E~0)| 0)} assume 0 == ~E_M~0;~E_M~0 := 1; {2400#(= |old(~M_E~0)| 0)} is VALID [2022-02-20 19:17:41,901 INFO L290 TraceCheckUtils]: 19: Hoare triple {2400#(= |old(~M_E~0)| 0)} assume 0 == ~E_1~0;~E_1~0 := 1; {2400#(= |old(~M_E~0)| 0)} is VALID [2022-02-20 19:17:41,902 INFO L290 TraceCheckUtils]: 20: Hoare triple {2400#(= |old(~M_E~0)| 0)} assume !(0 == ~E_2~0); {2400#(= |old(~M_E~0)| 0)} is VALID [2022-02-20 19:17:41,903 INFO L290 TraceCheckUtils]: 21: Hoare triple {2400#(= |old(~M_E~0)| 0)} assume 0 == ~E_3~0;~E_3~0 := 1; {2400#(= |old(~M_E~0)| 0)} is VALID [2022-02-20 19:17:41,903 INFO L290 TraceCheckUtils]: 22: Hoare triple {2400#(= |old(~M_E~0)| 0)} assume true; {2400#(= |old(~M_E~0)| 0)} is VALID [2022-02-20 19:17:41,904 INFO L284 TraceCheckUtils]: 23: Hoare quadruple {2400#(= |old(~M_E~0)| 0)} {2345#(= ~M_E~0 2)} #10694#return; {2344#false} is VALID [2022-02-20 19:17:41,904 INFO L272 TraceCheckUtils]: 24: Hoare triple {2344#false} call activate_threads(); {2401#(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))} is VALID [2022-02-20 19:17:41,905 INFO L290 TraceCheckUtils]: 25: Hoare triple {2401#(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))} havoc ~tmp~1#1;havoc ~tmp___0~0#1;havoc ~tmp___1~0#1;havoc ~tmp___2~0#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; {2343#true} is VALID [2022-02-20 19:17:41,905 INFO L290 TraceCheckUtils]: 26: Hoare triple {2343#true} assume 1 == ~m_pc~0; {2343#true} is VALID [2022-02-20 19:17:41,905 INFO L290 TraceCheckUtils]: 27: Hoare triple {2343#true} assume 1 == ~E_M~0;is_master_triggered_~__retres1~0#1 := 1; {2343#true} is VALID [2022-02-20 19:17:41,906 INFO L290 TraceCheckUtils]: 28: Hoare triple {2343#true} is_master_triggered_#res#1 := is_master_triggered_~__retres1~0#1; {2343#true} is VALID [2022-02-20 19:17:41,906 INFO L290 TraceCheckUtils]: 29: Hoare triple {2343#true} #t~ret33#1 := is_master_triggered_#res#1;assume { :end_inline_is_master_triggered } true;assume -2147483648 <= #t~ret33#1 && #t~ret33#1 <= 2147483647;~tmp~1#1 := #t~ret33#1;havoc #t~ret33#1; {2343#true} is VALID [2022-02-20 19:17:41,906 INFO L290 TraceCheckUtils]: 30: Hoare triple {2343#true} assume 0 != ~tmp~1#1;~m_st~0 := 0; {2343#true} is VALID [2022-02-20 19:17:41,906 INFO L290 TraceCheckUtils]: 31: Hoare triple {2343#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; {2343#true} is VALID [2022-02-20 19:17:41,907 INFO L290 TraceCheckUtils]: 32: Hoare triple {2343#true} assume !(1 == ~t1_pc~0); {2343#true} is VALID [2022-02-20 19:17:41,907 INFO L290 TraceCheckUtils]: 33: Hoare triple {2343#true} is_transmit1_triggered_~__retres1~1#1 := 0; {2343#true} is VALID [2022-02-20 19:17:41,907 INFO L290 TraceCheckUtils]: 34: Hoare triple {2343#true} is_transmit1_triggered_#res#1 := is_transmit1_triggered_~__retres1~1#1; {2343#true} is VALID [2022-02-20 19:17:41,907 INFO L290 TraceCheckUtils]: 35: Hoare triple {2343#true} #t~ret34#1 := is_transmit1_triggered_#res#1;assume { :end_inline_is_transmit1_triggered } true;assume -2147483648 <= #t~ret34#1 && #t~ret34#1 <= 2147483647;~tmp___0~0#1 := #t~ret34#1;havoc #t~ret34#1; {2343#true} is VALID [2022-02-20 19:17:41,908 INFO L290 TraceCheckUtils]: 36: Hoare triple {2343#true} assume 0 != ~tmp___0~0#1;~t1_st~0 := 0; {2343#true} is VALID [2022-02-20 19:17:41,908 INFO L290 TraceCheckUtils]: 37: Hoare triple {2343#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; {2343#true} is VALID [2022-02-20 19:17:41,908 INFO L290 TraceCheckUtils]: 38: Hoare triple {2343#true} assume 1 == ~t2_pc~0; {2343#true} is VALID [2022-02-20 19:17:41,908 INFO L290 TraceCheckUtils]: 39: Hoare triple {2343#true} assume 1 == ~E_2~0;is_transmit2_triggered_~__retres1~2#1 := 1; {2343#true} is VALID [2022-02-20 19:17:41,909 INFO L290 TraceCheckUtils]: 40: Hoare triple {2343#true} is_transmit2_triggered_#res#1 := is_transmit2_triggered_~__retres1~2#1; {2343#true} is VALID [2022-02-20 19:17:41,909 INFO L290 TraceCheckUtils]: 41: Hoare triple {2343#true} #t~ret35#1 := is_transmit2_triggered_#res#1;assume { :end_inline_is_transmit2_triggered } true;assume -2147483648 <= #t~ret35#1 && #t~ret35#1 <= 2147483647;~tmp___1~0#1 := #t~ret35#1;havoc #t~ret35#1; {2343#true} is VALID [2022-02-20 19:17:41,909 INFO L290 TraceCheckUtils]: 42: Hoare triple {2343#true} assume 0 != ~tmp___1~0#1;~t2_st~0 := 0; {2343#true} is VALID [2022-02-20 19:17:41,909 INFO L290 TraceCheckUtils]: 43: Hoare triple {2343#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; {2343#true} is VALID [2022-02-20 19:17:41,910 INFO L290 TraceCheckUtils]: 44: Hoare triple {2343#true} assume 1 == ~t3_pc~0; {2343#true} is VALID [2022-02-20 19:17:41,910 INFO L290 TraceCheckUtils]: 45: Hoare triple {2343#true} assume 1 == ~E_3~0;is_transmit3_triggered_~__retres1~3#1 := 1; {2343#true} is VALID [2022-02-20 19:17:41,910 INFO L290 TraceCheckUtils]: 46: Hoare triple {2343#true} is_transmit3_triggered_#res#1 := is_transmit3_triggered_~__retres1~3#1; {2343#true} is VALID [2022-02-20 19:17:41,911 INFO L290 TraceCheckUtils]: 47: Hoare triple {2343#true} #t~ret36#1 := is_transmit3_triggered_#res#1;assume { :end_inline_is_transmit3_triggered } true;assume -2147483648 <= #t~ret36#1 && #t~ret36#1 <= 2147483647;~tmp___2~0#1 := #t~ret36#1;havoc #t~ret36#1; {2343#true} is VALID [2022-02-20 19:17:41,911 INFO L290 TraceCheckUtils]: 48: Hoare triple {2343#true} assume 0 != ~tmp___2~0#1;~t3_st~0 := 0; {2343#true} is VALID [2022-02-20 19:17:41,911 INFO L290 TraceCheckUtils]: 49: Hoare triple {2343#true} assume true; {2343#true} is VALID [2022-02-20 19:17:41,914 INFO L284 TraceCheckUtils]: 50: Hoare quadruple {2343#true} {2344#false} #10696#return; {2344#false} is VALID [2022-02-20 19:17:41,914 INFO L272 TraceCheckUtils]: 51: Hoare triple {2344#false} call reset_delta_events(); {2399#(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) (= ~E_3~0 |old(~E_3~0)|) (= ~E_1~0 |old(~E_1~0)|) (= ~E_2~0 |old(~E_2~0)|) (= |old(~T3_E~0)| ~T3_E~0))} is VALID [2022-02-20 19:17:41,914 INFO L290 TraceCheckUtils]: 52: Hoare triple {2399#(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) (= ~E_3~0 |old(~E_3~0)|) (= ~E_1~0 |old(~E_1~0)|) (= ~E_2~0 |old(~E_2~0)|) (= |old(~T3_E~0)| ~T3_E~0))} assume 1 == ~M_E~0;~M_E~0 := 2; {2343#true} is VALID [2022-02-20 19:17:41,914 INFO L290 TraceCheckUtils]: 53: Hoare triple {2343#true} assume 1 == ~T1_E~0;~T1_E~0 := 2; {2343#true} is VALID [2022-02-20 19:17:41,915 INFO L290 TraceCheckUtils]: 54: Hoare triple {2343#true} assume 1 == ~T2_E~0;~T2_E~0 := 2; {2343#true} is VALID [2022-02-20 19:17:41,915 INFO L290 TraceCheckUtils]: 55: Hoare triple {2343#true} assume 1 == ~T3_E~0;~T3_E~0 := 2; {2343#true} is VALID [2022-02-20 19:17:41,916 INFO L290 TraceCheckUtils]: 56: Hoare triple {2343#true} assume 1 == ~E_M~0;~E_M~0 := 2; {2343#true} is VALID [2022-02-20 19:17:41,916 INFO L290 TraceCheckUtils]: 57: Hoare triple {2343#true} assume 1 == ~E_1~0;~E_1~0 := 2; {2343#true} is VALID [2022-02-20 19:17:41,917 INFO L290 TraceCheckUtils]: 58: Hoare triple {2343#true} assume !(1 == ~E_2~0); {2343#true} is VALID [2022-02-20 19:17:41,918 INFO L290 TraceCheckUtils]: 59: Hoare triple {2343#true} assume 1 == ~E_3~0;~E_3~0 := 2; {2343#true} is VALID [2022-02-20 19:17:41,918 INFO L290 TraceCheckUtils]: 60: Hoare triple {2343#true} assume true; {2343#true} is VALID [2022-02-20 19:17:41,928 INFO L284 TraceCheckUtils]: 61: Hoare quadruple {2343#true} {2344#false} #10698#return; {2344#false} is VALID [2022-02-20 19:17:41,928 INFO L290 TraceCheckUtils]: 62: Hoare triple {2344#false} assume !false; {2344#false} is VALID [2022-02-20 19:17:41,929 INFO L290 TraceCheckUtils]: 63: Hoare triple {2344#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_~tmp~0#1;havoc eval_~tmp~0#1; {2344#false} is VALID [2022-02-20 19:17:41,929 INFO L290 TraceCheckUtils]: 64: Hoare triple {2344#false} assume !false; {2344#false} is VALID [2022-02-20 19:17:41,929 INFO L272 TraceCheckUtils]: 65: Hoare triple {2344#false} call eval_#t~ret28#1 := exists_runnable_thread(); {2343#true} is VALID [2022-02-20 19:17:41,930 INFO L290 TraceCheckUtils]: 66: Hoare triple {2343#true} havoc ~__retres1~4; {2343#true} is VALID [2022-02-20 19:17:41,930 INFO L290 TraceCheckUtils]: 67: Hoare triple {2343#true} assume 0 == ~m_st~0;~__retres1~4 := 1; {2343#true} is VALID [2022-02-20 19:17:41,930 INFO L290 TraceCheckUtils]: 68: Hoare triple {2343#true} #res := ~__retres1~4; {2343#true} is VALID [2022-02-20 19:17:41,930 INFO L290 TraceCheckUtils]: 69: Hoare triple {2343#true} assume true; {2343#true} is VALID [2022-02-20 19:17:41,931 INFO L284 TraceCheckUtils]: 70: Hoare quadruple {2343#true} {2344#false} #10700#return; {2344#false} is VALID [2022-02-20 19:17:41,931 INFO L290 TraceCheckUtils]: 71: Hoare triple {2344#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; {2344#false} is VALID [2022-02-20 19:17:41,931 INFO L290 TraceCheckUtils]: 72: Hoare triple {2344#false} assume 0 != eval_~tmp~0#1; {2344#false} is VALID [2022-02-20 19:17:41,931 INFO L290 TraceCheckUtils]: 73: Hoare triple {2344#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; {2344#false} is VALID [2022-02-20 19:17:41,932 INFO L290 TraceCheckUtils]: 74: Hoare triple {2344#false} assume 0 != eval_~tmp_ndt_1~0#1;~m_st~0 := 1;assume { :begin_inline_master } true;havoc master_#t~nondet27#1; {2344#false} is VALID [2022-02-20 19:17:41,932 INFO L290 TraceCheckUtils]: 75: Hoare triple {2344#false} assume !(0 == ~m_pc~0); {2344#false} is VALID [2022-02-20 19:17:41,932 INFO L290 TraceCheckUtils]: 76: Hoare triple {2344#false} assume 1 == ~m_pc~0; {2344#false} is VALID [2022-02-20 19:17:41,932 INFO L290 TraceCheckUtils]: 77: Hoare triple {2344#false} assume ~token~0 != 3 + ~local~0;assume { :begin_inline_error } true; {2344#false} is VALID [2022-02-20 19:17:41,933 INFO L290 TraceCheckUtils]: 78: Hoare triple {2344#false} assume !false; {2344#false} is VALID [2022-02-20 19:17:41,933 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 19:17:41,934 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 19:17:41,934 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1700790938] [2022-02-20 19:17:41,935 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1700790938] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 19:17:41,935 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 19:17:41,935 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-02-20 19:17:41,937 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [669381045] [2022-02-20 19:17:41,946 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 19:17:41,951 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 11.5) internal successors, (69), 4 states have internal predecessors, (69), 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 79 [2022-02-20 19:17:41,953 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 19:17:41,955 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 6 states, 6 states have (on average 11.5) internal successors, (69), 4 states have internal predecessors, (69), 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 19:17:42,022 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 79 edges. 79 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 19:17:42,023 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-02-20 19:17:42,023 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 19:17:42,039 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-02-20 19:17:42,040 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-02-20 19:17:42,051 INFO L87 Difference]: Start difference. First operand has 2340 states, 2314 states have (on average 1.8556611927398445) internal successors, (4294), 2317 states have internal predecessors, (4294), 17 states have call successors, (17), 6 states have call predecessors, (17), 6 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) Second operand has 6 states, 6 states have (on average 11.5) internal successors, (69), 4 states have internal predecessors, (69), 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 19:17:54,307 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 19:17:54,307 INFO L93 Difference]: Finished difference Result 4899 states and 9012 transitions. [2022-02-20 19:17:54,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-02-20 19:17:54,308 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 11.5) internal successors, (69), 4 states have internal predecessors, (69), 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 79 [2022-02-20 19:17:54,308 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-20 19:17:54,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 6 states have (on average 11.5) internal successors, (69), 4 states have internal predecessors, (69), 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 19:17:54,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 9012 transitions. [2022-02-20 19:17:54,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 6 states have (on average 11.5) internal successors, (69), 4 states have internal predecessors, (69), 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 19:17:54,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 9012 transitions. [2022-02-20 19:17:54,451 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 10 states and 9012 transitions. [2022-02-20 19:18:01,188 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 9012 edges. 9012 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 19:18:01,656 INFO L225 Difference]: With dead ends: 4899 [2022-02-20 19:18:01,656 INFO L226 Difference]: Without dead ends: 2500 [2022-02-20 19:18:01,666 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 19:18:01,672 INFO L933 BasicCegarLoop]: 4287 mSDtfsCounter, 4543 mSDsluCounter, 12468 mSDsCounter, 0 mSdLazyCounter, 702 mSolverCounterSat, 80 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4553 SdHoareTripleChecker+Valid, 16755 SdHoareTripleChecker+Invalid, 782 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 80 IncrementalHoareTripleChecker+Valid, 702 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-02-20 19:18:01,674 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [4553 Valid, 16755 Invalid, 782 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [80 Valid, 702 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-02-20 19:18:01,692 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2500 states. [2022-02-20 19:18:01,804 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2500 to 2415. [2022-02-20 19:18:01,804 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-20 19:18:01,814 INFO L82 GeneralOperation]: Start isEquivalent. First operand 2500 states. Second operand has 2415 states, 2371 states have (on average 1.8291859974694222) internal successors, (4337), 2374 states have internal predecessors, (4337), 29 states have call successors, (29), 12 states have call predecessors, (29), 13 states have return successors, (32), 29 states have call predecessors, (32), 29 states have call successors, (32) [2022-02-20 19:18:01,822 INFO L74 IsIncluded]: Start isIncluded. First operand 2500 states. Second operand has 2415 states, 2371 states have (on average 1.8291859974694222) internal successors, (4337), 2374 states have internal predecessors, (4337), 29 states have call successors, (29), 12 states have call predecessors, (29), 13 states have return successors, (32), 29 states have call predecessors, (32), 29 states have call successors, (32) [2022-02-20 19:18:01,829 INFO L87 Difference]: Start difference. First operand 2500 states. Second operand has 2415 states, 2371 states have (on average 1.8291859974694222) internal successors, (4337), 2374 states have internal predecessors, (4337), 29 states have call successors, (29), 12 states have call predecessors, (29), 13 states have return successors, (32), 29 states have call predecessors, (32), 29 states have call successors, (32) [2022-02-20 19:18:02,078 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 19:18:02,078 INFO L93 Difference]: Finished difference Result 2500 states and 4536 transitions. [2022-02-20 19:18:02,078 INFO L276 IsEmpty]: Start isEmpty. Operand 2500 states and 4536 transitions. [2022-02-20 19:18:02,092 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 19:18:02,092 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 19:18:02,100 INFO L74 IsIncluded]: Start isIncluded. First operand has 2415 states, 2371 states have (on average 1.8291859974694222) internal successors, (4337), 2374 states have internal predecessors, (4337), 29 states have call successors, (29), 12 states have call predecessors, (29), 13 states have return successors, (32), 29 states have call predecessors, (32), 29 states have call successors, (32) Second operand 2500 states. [2022-02-20 19:18:02,108 INFO L87 Difference]: Start difference. First operand has 2415 states, 2371 states have (on average 1.8291859974694222) internal successors, (4337), 2374 states have internal predecessors, (4337), 29 states have call successors, (29), 12 states have call predecessors, (29), 13 states have return successors, (32), 29 states have call predecessors, (32), 29 states have call successors, (32) Second operand 2500 states. [2022-02-20 19:18:02,372 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 19:18:02,372 INFO L93 Difference]: Finished difference Result 2500 states and 4536 transitions. [2022-02-20 19:18:02,372 INFO L276 IsEmpty]: Start isEmpty. Operand 2500 states and 4536 transitions. [2022-02-20 19:18:02,378 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 19:18:02,378 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 19:18:02,378 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-20 19:18:02,381 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-20 19:18:02,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2415 states, 2371 states have (on average 1.8291859974694222) internal successors, (4337), 2374 states have internal predecessors, (4337), 29 states have call successors, (29), 12 states have call predecessors, (29), 13 states have return successors, (32), 29 states have call predecessors, (32), 29 states have call successors, (32) [2022-02-20 19:18:02,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2415 states to 2415 states and 4398 transitions. [2022-02-20 19:18:02,672 INFO L78 Accepts]: Start accepts. Automaton has 2415 states and 4398 transitions. Word has length 79 [2022-02-20 19:18:02,672 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 19:18:02,672 INFO L470 AbstractCegarLoop]: Abstraction has 2415 states and 4398 transitions. [2022-02-20 19:18:02,673 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 11.5) internal successors, (69), 4 states have internal predecessors, (69), 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 19:18:02,673 INFO L276 IsEmpty]: Start isEmpty. Operand 2415 states and 4398 transitions. [2022-02-20 19:18:02,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2022-02-20 19:18:02,681 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 19:18:02,682 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] [2022-02-20 19:18:02,682 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-02-20 19:18:02,683 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-20 19:18:02,684 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 19:18:02,684 INFO L85 PathProgramCache]: Analyzing trace with hash 437104264, now seen corresponding path program 1 times [2022-02-20 19:18:02,684 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 19:18:02,684 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2059492304] [2022-02-20 19:18:02,684 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 19:18:02,684 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 19:18:02,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 19:18:02,774 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-02-20 19:18:02,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 19:18:02,779 INFO L290 TraceCheckUtils]: 0: Hoare triple {15020#true} assume true; {15020#true} is VALID [2022-02-20 19:18:02,779 INFO L284 TraceCheckUtils]: 1: Hoare quadruple {15020#true} {15022#(= ~T1_E~0 ~M_E~0)} #10692#return; {15022#(= ~T1_E~0 ~M_E~0)} is VALID [2022-02-20 19:18:02,790 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-02-20 19:18:02,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 19:18:02,835 INFO L290 TraceCheckUtils]: 0: Hoare triple {15076#(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) (= ~E_3~0 |old(~E_3~0)|) (= ~E_1~0 |old(~E_1~0)|) (= ~E_2~0 |old(~E_2~0)|) (= |old(~T3_E~0)| ~T3_E~0))} assume !(0 == ~M_E~0); {15077#(and (= |old(~T1_E~0)| ~T1_E~0) (not (= |old(~M_E~0)| 0)))} is VALID [2022-02-20 19:18:02,836 INFO L290 TraceCheckUtils]: 1: Hoare triple {15077#(and (= |old(~T1_E~0)| ~T1_E~0) (not (= |old(~M_E~0)| 0)))} assume 0 == ~T1_E~0;~T1_E~0 := 1; {15078#(not (= |old(~T1_E~0)| |old(~M_E~0)|))} is VALID [2022-02-20 19:18:02,836 INFO L290 TraceCheckUtils]: 2: Hoare triple {15078#(not (= |old(~T1_E~0)| |old(~M_E~0)|))} assume 0 == ~T2_E~0;~T2_E~0 := 1; {15078#(not (= |old(~T1_E~0)| |old(~M_E~0)|))} is VALID [2022-02-20 19:18:02,837 INFO L290 TraceCheckUtils]: 3: Hoare triple {15078#(not (= |old(~T1_E~0)| |old(~M_E~0)|))} assume 0 == ~T3_E~0;~T3_E~0 := 1; {15078#(not (= |old(~T1_E~0)| |old(~M_E~0)|))} is VALID [2022-02-20 19:18:02,837 INFO L290 TraceCheckUtils]: 4: Hoare triple {15078#(not (= |old(~T1_E~0)| |old(~M_E~0)|))} assume 0 == ~E_M~0;~E_M~0 := 1; {15078#(not (= |old(~T1_E~0)| |old(~M_E~0)|))} is VALID [2022-02-20 19:18:02,838 INFO L290 TraceCheckUtils]: 5: Hoare triple {15078#(not (= |old(~T1_E~0)| |old(~M_E~0)|))} assume 0 == ~E_1~0;~E_1~0 := 1; {15078#(not (= |old(~T1_E~0)| |old(~M_E~0)|))} is VALID [2022-02-20 19:18:02,838 INFO L290 TraceCheckUtils]: 6: Hoare triple {15078#(not (= |old(~T1_E~0)| |old(~M_E~0)|))} assume !(0 == ~E_2~0); {15078#(not (= |old(~T1_E~0)| |old(~M_E~0)|))} is VALID [2022-02-20 19:18:02,838 INFO L290 TraceCheckUtils]: 7: Hoare triple {15078#(not (= |old(~T1_E~0)| |old(~M_E~0)|))} assume 0 == ~E_3~0;~E_3~0 := 1; {15078#(not (= |old(~T1_E~0)| |old(~M_E~0)|))} is VALID [2022-02-20 19:18:02,839 INFO L290 TraceCheckUtils]: 8: Hoare triple {15078#(not (= |old(~T1_E~0)| |old(~M_E~0)|))} assume true; {15078#(not (= |old(~T1_E~0)| |old(~M_E~0)|))} is VALID [2022-02-20 19:18:02,839 INFO L284 TraceCheckUtils]: 9: Hoare quadruple {15078#(not (= |old(~T1_E~0)| |old(~M_E~0)|))} {15022#(= ~T1_E~0 ~M_E~0)} #10694#return; {15021#false} is VALID [2022-02-20 19:18:02,848 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2022-02-20 19:18:02,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 19:18:02,880 INFO L290 TraceCheckUtils]: 0: Hoare triple {15079#(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))} havoc ~tmp~1#1;havoc ~tmp___0~0#1;havoc ~tmp___1~0#1;havoc ~tmp___2~0#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; {15020#true} is VALID [2022-02-20 19:18:02,880 INFO L290 TraceCheckUtils]: 1: Hoare triple {15020#true} assume 1 == ~m_pc~0; {15020#true} is VALID [2022-02-20 19:18:02,880 INFO L290 TraceCheckUtils]: 2: Hoare triple {15020#true} assume 1 == ~E_M~0;is_master_triggered_~__retres1~0#1 := 1; {15020#true} is VALID [2022-02-20 19:18:02,880 INFO L290 TraceCheckUtils]: 3: Hoare triple {15020#true} is_master_triggered_#res#1 := is_master_triggered_~__retres1~0#1; {15020#true} is VALID [2022-02-20 19:18:02,881 INFO L290 TraceCheckUtils]: 4: Hoare triple {15020#true} #t~ret33#1 := is_master_triggered_#res#1;assume { :end_inline_is_master_triggered } true;assume -2147483648 <= #t~ret33#1 && #t~ret33#1 <= 2147483647;~tmp~1#1 := #t~ret33#1;havoc #t~ret33#1; {15020#true} is VALID [2022-02-20 19:18:02,881 INFO L290 TraceCheckUtils]: 5: Hoare triple {15020#true} assume 0 != ~tmp~1#1;~m_st~0 := 0; {15020#true} is VALID [2022-02-20 19:18:02,881 INFO L290 TraceCheckUtils]: 6: Hoare triple {15020#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; {15020#true} is VALID [2022-02-20 19:18:02,881 INFO L290 TraceCheckUtils]: 7: Hoare triple {15020#true} assume !(1 == ~t1_pc~0); {15020#true} is VALID [2022-02-20 19:18:02,881 INFO L290 TraceCheckUtils]: 8: Hoare triple {15020#true} is_transmit1_triggered_~__retres1~1#1 := 0; {15020#true} is VALID [2022-02-20 19:18:02,881 INFO L290 TraceCheckUtils]: 9: Hoare triple {15020#true} is_transmit1_triggered_#res#1 := is_transmit1_triggered_~__retres1~1#1; {15020#true} is VALID [2022-02-20 19:18:02,882 INFO L290 TraceCheckUtils]: 10: Hoare triple {15020#true} #t~ret34#1 := is_transmit1_triggered_#res#1;assume { :end_inline_is_transmit1_triggered } true;assume -2147483648 <= #t~ret34#1 && #t~ret34#1 <= 2147483647;~tmp___0~0#1 := #t~ret34#1;havoc #t~ret34#1; {15020#true} is VALID [2022-02-20 19:18:02,882 INFO L290 TraceCheckUtils]: 11: Hoare triple {15020#true} assume 0 != ~tmp___0~0#1;~t1_st~0 := 0; {15020#true} is VALID [2022-02-20 19:18:02,882 INFO L290 TraceCheckUtils]: 12: Hoare triple {15020#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; {15020#true} is VALID [2022-02-20 19:18:02,882 INFO L290 TraceCheckUtils]: 13: Hoare triple {15020#true} assume 1 == ~t2_pc~0; {15020#true} is VALID [2022-02-20 19:18:02,883 INFO L290 TraceCheckUtils]: 14: Hoare triple {15020#true} assume 1 == ~E_2~0;is_transmit2_triggered_~__retres1~2#1 := 1; {15020#true} is VALID [2022-02-20 19:18:02,883 INFO L290 TraceCheckUtils]: 15: Hoare triple {15020#true} is_transmit2_triggered_#res#1 := is_transmit2_triggered_~__retres1~2#1; {15020#true} is VALID [2022-02-20 19:18:02,883 INFO L290 TraceCheckUtils]: 16: Hoare triple {15020#true} #t~ret35#1 := is_transmit2_triggered_#res#1;assume { :end_inline_is_transmit2_triggered } true;assume -2147483648 <= #t~ret35#1 && #t~ret35#1 <= 2147483647;~tmp___1~0#1 := #t~ret35#1;havoc #t~ret35#1; {15020#true} is VALID [2022-02-20 19:18:02,883 INFO L290 TraceCheckUtils]: 17: Hoare triple {15020#true} assume 0 != ~tmp___1~0#1;~t2_st~0 := 0; {15020#true} is VALID [2022-02-20 19:18:02,883 INFO L290 TraceCheckUtils]: 18: Hoare triple {15020#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; {15020#true} is VALID [2022-02-20 19:18:02,884 INFO L290 TraceCheckUtils]: 19: Hoare triple {15020#true} assume 1 == ~t3_pc~0; {15020#true} is VALID [2022-02-20 19:18:02,884 INFO L290 TraceCheckUtils]: 20: Hoare triple {15020#true} assume 1 == ~E_3~0;is_transmit3_triggered_~__retres1~3#1 := 1; {15020#true} is VALID [2022-02-20 19:18:02,884 INFO L290 TraceCheckUtils]: 21: Hoare triple {15020#true} is_transmit3_triggered_#res#1 := is_transmit3_triggered_~__retres1~3#1; {15020#true} is VALID [2022-02-20 19:18:02,884 INFO L290 TraceCheckUtils]: 22: Hoare triple {15020#true} #t~ret36#1 := is_transmit3_triggered_#res#1;assume { :end_inline_is_transmit3_triggered } true;assume -2147483648 <= #t~ret36#1 && #t~ret36#1 <= 2147483647;~tmp___2~0#1 := #t~ret36#1;havoc #t~ret36#1; {15020#true} is VALID [2022-02-20 19:18:02,884 INFO L290 TraceCheckUtils]: 23: Hoare triple {15020#true} assume 0 != ~tmp___2~0#1;~t3_st~0 := 0; {15020#true} is VALID [2022-02-20 19:18:02,885 INFO L290 TraceCheckUtils]: 24: Hoare triple {15020#true} assume true; {15020#true} is VALID [2022-02-20 19:18:02,885 INFO L284 TraceCheckUtils]: 25: Hoare quadruple {15020#true} {15021#false} #10696#return; {15021#false} is VALID [2022-02-20 19:18:02,887 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2022-02-20 19:18:02,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 19:18:02,902 INFO L290 TraceCheckUtils]: 0: Hoare triple {15076#(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) (= ~E_3~0 |old(~E_3~0)|) (= ~E_1~0 |old(~E_1~0)|) (= ~E_2~0 |old(~E_2~0)|) (= |old(~T3_E~0)| ~T3_E~0))} assume !(1 == ~M_E~0); {15020#true} is VALID [2022-02-20 19:18:02,902 INFO L290 TraceCheckUtils]: 1: Hoare triple {15020#true} assume 1 == ~T1_E~0;~T1_E~0 := 2; {15020#true} is VALID [2022-02-20 19:18:02,903 INFO L290 TraceCheckUtils]: 2: Hoare triple {15020#true} assume 1 == ~T2_E~0;~T2_E~0 := 2; {15020#true} is VALID [2022-02-20 19:18:02,903 INFO L290 TraceCheckUtils]: 3: Hoare triple {15020#true} assume 1 == ~T3_E~0;~T3_E~0 := 2; {15020#true} is VALID [2022-02-20 19:18:02,904 INFO L290 TraceCheckUtils]: 4: Hoare triple {15020#true} assume 1 == ~E_M~0;~E_M~0 := 2; {15020#true} is VALID [2022-02-20 19:18:02,904 INFO L290 TraceCheckUtils]: 5: Hoare triple {15020#true} assume 1 == ~E_1~0;~E_1~0 := 2; {15020#true} is VALID [2022-02-20 19:18:02,904 INFO L290 TraceCheckUtils]: 6: Hoare triple {15020#true} assume !(1 == ~E_2~0); {15020#true} is VALID [2022-02-20 19:18:02,905 INFO L290 TraceCheckUtils]: 7: Hoare triple {15020#true} assume 1 == ~E_3~0;~E_3~0 := 2; {15020#true} is VALID [2022-02-20 19:18:02,905 INFO L290 TraceCheckUtils]: 8: Hoare triple {15020#true} assume true; {15020#true} is VALID [2022-02-20 19:18:02,905 INFO L284 TraceCheckUtils]: 9: Hoare quadruple {15020#true} {15021#false} #10698#return; {15021#false} is VALID [2022-02-20 19:18:02,906 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2022-02-20 19:18:02,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 19:18:02,910 INFO L290 TraceCheckUtils]: 0: Hoare triple {15020#true} havoc ~__retres1~4; {15020#true} is VALID [2022-02-20 19:18:02,910 INFO L290 TraceCheckUtils]: 1: Hoare triple {15020#true} assume 0 == ~m_st~0;~__retres1~4 := 1; {15020#true} is VALID [2022-02-20 19:18:02,910 INFO L290 TraceCheckUtils]: 2: Hoare triple {15020#true} #res := ~__retres1~4; {15020#true} is VALID [2022-02-20 19:18:02,911 INFO L290 TraceCheckUtils]: 3: Hoare triple {15020#true} assume true; {15020#true} is VALID [2022-02-20 19:18:02,911 INFO L284 TraceCheckUtils]: 4: Hoare quadruple {15020#true} {15021#false} #10700#return; {15021#false} is VALID [2022-02-20 19:18:02,912 INFO L290 TraceCheckUtils]: 0: Hoare triple {15020#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;~m_st~0 := 0;~t1_st~0 := 0;~t2_st~0 := 0;~t3_st~0 := 0;~m_i~0 := 0;~t1_i~0 := 0;~t2_i~0 := 0;~t3_i~0 := 0;~M_E~0 := 2;~T1_E~0 := 2;~T2_E~0 := 2;~T3_E~0 := 2;~E_M~0 := 2;~E_1~0 := 2;~E_2~0 := 2;~E_3~0 := 2;~token~0 := 0;~local~0 := 0; {15022#(= ~T1_E~0 ~M_E~0)} is VALID [2022-02-20 19:18:02,913 INFO L290 TraceCheckUtils]: 1: Hoare triple {15022#(= ~T1_E~0 ~M_E~0)} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet40#1, main_#t~ret41#1, main_#t~ret42#1;assume -2147483648 <= main_#t~nondet40#1 && main_#t~nondet40#1 <= 2147483647; {15022#(= ~T1_E~0 ~M_E~0)} is VALID [2022-02-20 19:18:02,913 INFO L290 TraceCheckUtils]: 2: Hoare triple {15022#(= ~T1_E~0 ~M_E~0)} assume !(0 != main_#t~nondet40#1);havoc main_#t~nondet40#1;assume { :begin_inline_main2 } true;havoc main2_#res#1;havoc main2_~__retres1~5#1;havoc main2_~__retres1~5#1;assume { :begin_inline_init_model } true;~m_i~0 := 1;~t1_i~0 := 1;~t2_i~0 := 1;~t3_i~0 := 1; {15022#(= ~T1_E~0 ~M_E~0)} is VALID [2022-02-20 19:18:02,914 INFO L290 TraceCheckUtils]: 3: Hoare triple {15022#(= ~T1_E~0 ~M_E~0)} assume { :end_inline_init_model } true;assume { :begin_inline_start_simulation } true;havoc start_simulation_#t~ret38#1, start_simulation_#t~ret39#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; {15022#(= ~T1_E~0 ~M_E~0)} is VALID [2022-02-20 19:18:02,914 INFO L272 TraceCheckUtils]: 4: Hoare triple {15022#(= ~T1_E~0 ~M_E~0)} call update_channels(); {15020#true} is VALID [2022-02-20 19:18:02,914 INFO L290 TraceCheckUtils]: 5: Hoare triple {15020#true} assume true; {15020#true} is VALID [2022-02-20 19:18:02,914 INFO L284 TraceCheckUtils]: 6: Hoare quadruple {15020#true} {15022#(= ~T1_E~0 ~M_E~0)} #10692#return; {15022#(= ~T1_E~0 ~M_E~0)} is VALID [2022-02-20 19:18:02,915 INFO L290 TraceCheckUtils]: 7: Hoare triple {15022#(= ~T1_E~0 ~M_E~0)} assume { :begin_inline_init_threads } true; {15022#(= ~T1_E~0 ~M_E~0)} is VALID [2022-02-20 19:18:02,915 INFO L290 TraceCheckUtils]: 8: Hoare triple {15022#(= ~T1_E~0 ~M_E~0)} assume 1 == ~m_i~0;~m_st~0 := 0; {15022#(= ~T1_E~0 ~M_E~0)} is VALID [2022-02-20 19:18:02,916 INFO L290 TraceCheckUtils]: 9: Hoare triple {15022#(= ~T1_E~0 ~M_E~0)} assume 1 == ~t1_i~0;~t1_st~0 := 0; {15022#(= ~T1_E~0 ~M_E~0)} is VALID [2022-02-20 19:18:02,916 INFO L290 TraceCheckUtils]: 10: Hoare triple {15022#(= ~T1_E~0 ~M_E~0)} assume 1 == ~t2_i~0;~t2_st~0 := 0; {15022#(= ~T1_E~0 ~M_E~0)} is VALID [2022-02-20 19:18:02,916 INFO L290 TraceCheckUtils]: 11: Hoare triple {15022#(= ~T1_E~0 ~M_E~0)} assume 1 == ~t3_i~0;~t3_st~0 := 0; {15022#(= ~T1_E~0 ~M_E~0)} is VALID [2022-02-20 19:18:02,917 INFO L290 TraceCheckUtils]: 12: Hoare triple {15022#(= ~T1_E~0 ~M_E~0)} assume { :end_inline_init_threads } true; {15022#(= ~T1_E~0 ~M_E~0)} is VALID [2022-02-20 19:18:02,918 INFO L272 TraceCheckUtils]: 13: Hoare triple {15022#(= ~T1_E~0 ~M_E~0)} call fire_delta_events(); {15076#(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) (= ~E_3~0 |old(~E_3~0)|) (= ~E_1~0 |old(~E_1~0)|) (= ~E_2~0 |old(~E_2~0)|) (= |old(~T3_E~0)| ~T3_E~0))} is VALID [2022-02-20 19:18:02,921 INFO L290 TraceCheckUtils]: 14: Hoare triple {15076#(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) (= ~E_3~0 |old(~E_3~0)|) (= ~E_1~0 |old(~E_1~0)|) (= ~E_2~0 |old(~E_2~0)|) (= |old(~T3_E~0)| ~T3_E~0))} assume !(0 == ~M_E~0); {15077#(and (= |old(~T1_E~0)| ~T1_E~0) (not (= |old(~M_E~0)| 0)))} is VALID [2022-02-20 19:18:02,922 INFO L290 TraceCheckUtils]: 15: Hoare triple {15077#(and (= |old(~T1_E~0)| ~T1_E~0) (not (= |old(~M_E~0)| 0)))} assume 0 == ~T1_E~0;~T1_E~0 := 1; {15078#(not (= |old(~T1_E~0)| |old(~M_E~0)|))} is VALID [2022-02-20 19:18:02,922 INFO L290 TraceCheckUtils]: 16: Hoare triple {15078#(not (= |old(~T1_E~0)| |old(~M_E~0)|))} assume 0 == ~T2_E~0;~T2_E~0 := 1; {15078#(not (= |old(~T1_E~0)| |old(~M_E~0)|))} is VALID [2022-02-20 19:18:02,922 INFO L290 TraceCheckUtils]: 17: Hoare triple {15078#(not (= |old(~T1_E~0)| |old(~M_E~0)|))} assume 0 == ~T3_E~0;~T3_E~0 := 1; {15078#(not (= |old(~T1_E~0)| |old(~M_E~0)|))} is VALID [2022-02-20 19:18:02,923 INFO L290 TraceCheckUtils]: 18: Hoare triple {15078#(not (= |old(~T1_E~0)| |old(~M_E~0)|))} assume 0 == ~E_M~0;~E_M~0 := 1; {15078#(not (= |old(~T1_E~0)| |old(~M_E~0)|))} is VALID [2022-02-20 19:18:02,923 INFO L290 TraceCheckUtils]: 19: Hoare triple {15078#(not (= |old(~T1_E~0)| |old(~M_E~0)|))} assume 0 == ~E_1~0;~E_1~0 := 1; {15078#(not (= |old(~T1_E~0)| |old(~M_E~0)|))} is VALID [2022-02-20 19:18:02,924 INFO L290 TraceCheckUtils]: 20: Hoare triple {15078#(not (= |old(~T1_E~0)| |old(~M_E~0)|))} assume !(0 == ~E_2~0); {15078#(not (= |old(~T1_E~0)| |old(~M_E~0)|))} is VALID [2022-02-20 19:18:02,924 INFO L290 TraceCheckUtils]: 21: Hoare triple {15078#(not (= |old(~T1_E~0)| |old(~M_E~0)|))} assume 0 == ~E_3~0;~E_3~0 := 1; {15078#(not (= |old(~T1_E~0)| |old(~M_E~0)|))} is VALID [2022-02-20 19:18:02,925 INFO L290 TraceCheckUtils]: 22: Hoare triple {15078#(not (= |old(~T1_E~0)| |old(~M_E~0)|))} assume true; {15078#(not (= |old(~T1_E~0)| |old(~M_E~0)|))} is VALID [2022-02-20 19:18:02,925 INFO L284 TraceCheckUtils]: 23: Hoare quadruple {15078#(not (= |old(~T1_E~0)| |old(~M_E~0)|))} {15022#(= ~T1_E~0 ~M_E~0)} #10694#return; {15021#false} is VALID [2022-02-20 19:18:02,925 INFO L272 TraceCheckUtils]: 24: Hoare triple {15021#false} call activate_threads(); {15079#(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))} is VALID [2022-02-20 19:18:02,926 INFO L290 TraceCheckUtils]: 25: Hoare triple {15079#(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))} havoc ~tmp~1#1;havoc ~tmp___0~0#1;havoc ~tmp___1~0#1;havoc ~tmp___2~0#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; {15020#true} is VALID [2022-02-20 19:18:02,926 INFO L290 TraceCheckUtils]: 26: Hoare triple {15020#true} assume 1 == ~m_pc~0; {15020#true} is VALID [2022-02-20 19:18:02,926 INFO L290 TraceCheckUtils]: 27: Hoare triple {15020#true} assume 1 == ~E_M~0;is_master_triggered_~__retres1~0#1 := 1; {15020#true} is VALID [2022-02-20 19:18:02,926 INFO L290 TraceCheckUtils]: 28: Hoare triple {15020#true} is_master_triggered_#res#1 := is_master_triggered_~__retres1~0#1; {15020#true} is VALID [2022-02-20 19:18:02,926 INFO L290 TraceCheckUtils]: 29: Hoare triple {15020#true} #t~ret33#1 := is_master_triggered_#res#1;assume { :end_inline_is_master_triggered } true;assume -2147483648 <= #t~ret33#1 && #t~ret33#1 <= 2147483647;~tmp~1#1 := #t~ret33#1;havoc #t~ret33#1; {15020#true} is VALID [2022-02-20 19:18:02,926 INFO L290 TraceCheckUtils]: 30: Hoare triple {15020#true} assume 0 != ~tmp~1#1;~m_st~0 := 0; {15020#true} is VALID [2022-02-20 19:18:02,927 INFO L290 TraceCheckUtils]: 31: Hoare triple {15020#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; {15020#true} is VALID [2022-02-20 19:18:02,927 INFO L290 TraceCheckUtils]: 32: Hoare triple {15020#true} assume !(1 == ~t1_pc~0); {15020#true} is VALID [2022-02-20 19:18:02,927 INFO L290 TraceCheckUtils]: 33: Hoare triple {15020#true} is_transmit1_triggered_~__retres1~1#1 := 0; {15020#true} is VALID [2022-02-20 19:18:02,927 INFO L290 TraceCheckUtils]: 34: Hoare triple {15020#true} is_transmit1_triggered_#res#1 := is_transmit1_triggered_~__retres1~1#1; {15020#true} is VALID [2022-02-20 19:18:02,927 INFO L290 TraceCheckUtils]: 35: Hoare triple {15020#true} #t~ret34#1 := is_transmit1_triggered_#res#1;assume { :end_inline_is_transmit1_triggered } true;assume -2147483648 <= #t~ret34#1 && #t~ret34#1 <= 2147483647;~tmp___0~0#1 := #t~ret34#1;havoc #t~ret34#1; {15020#true} is VALID [2022-02-20 19:18:02,928 INFO L290 TraceCheckUtils]: 36: Hoare triple {15020#true} assume 0 != ~tmp___0~0#1;~t1_st~0 := 0; {15020#true} is VALID [2022-02-20 19:18:02,928 INFO L290 TraceCheckUtils]: 37: Hoare triple {15020#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; {15020#true} is VALID [2022-02-20 19:18:02,931 INFO L290 TraceCheckUtils]: 38: Hoare triple {15020#true} assume 1 == ~t2_pc~0; {15020#true} is VALID [2022-02-20 19:18:02,931 INFO L290 TraceCheckUtils]: 39: Hoare triple {15020#true} assume 1 == ~E_2~0;is_transmit2_triggered_~__retres1~2#1 := 1; {15020#true} is VALID [2022-02-20 19:18:02,931 INFO L290 TraceCheckUtils]: 40: Hoare triple {15020#true} is_transmit2_triggered_#res#1 := is_transmit2_triggered_~__retres1~2#1; {15020#true} is VALID [2022-02-20 19:18:02,931 INFO L290 TraceCheckUtils]: 41: Hoare triple {15020#true} #t~ret35#1 := is_transmit2_triggered_#res#1;assume { :end_inline_is_transmit2_triggered } true;assume -2147483648 <= #t~ret35#1 && #t~ret35#1 <= 2147483647;~tmp___1~0#1 := #t~ret35#1;havoc #t~ret35#1; {15020#true} is VALID [2022-02-20 19:18:02,932 INFO L290 TraceCheckUtils]: 42: Hoare triple {15020#true} assume 0 != ~tmp___1~0#1;~t2_st~0 := 0; {15020#true} is VALID [2022-02-20 19:18:02,932 INFO L290 TraceCheckUtils]: 43: Hoare triple {15020#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; {15020#true} is VALID [2022-02-20 19:18:02,934 INFO L290 TraceCheckUtils]: 44: Hoare triple {15020#true} assume 1 == ~t3_pc~0; {15020#true} is VALID [2022-02-20 19:18:02,934 INFO L290 TraceCheckUtils]: 45: Hoare triple {15020#true} assume 1 == ~E_3~0;is_transmit3_triggered_~__retres1~3#1 := 1; {15020#true} is VALID [2022-02-20 19:18:02,934 INFO L290 TraceCheckUtils]: 46: Hoare triple {15020#true} is_transmit3_triggered_#res#1 := is_transmit3_triggered_~__retres1~3#1; {15020#true} is VALID [2022-02-20 19:18:02,934 INFO L290 TraceCheckUtils]: 47: Hoare triple {15020#true} #t~ret36#1 := is_transmit3_triggered_#res#1;assume { :end_inline_is_transmit3_triggered } true;assume -2147483648 <= #t~ret36#1 && #t~ret36#1 <= 2147483647;~tmp___2~0#1 := #t~ret36#1;havoc #t~ret36#1; {15020#true} is VALID [2022-02-20 19:18:02,934 INFO L290 TraceCheckUtils]: 48: Hoare triple {15020#true} assume 0 != ~tmp___2~0#1;~t3_st~0 := 0; {15020#true} is VALID [2022-02-20 19:18:02,935 INFO L290 TraceCheckUtils]: 49: Hoare triple {15020#true} assume true; {15020#true} is VALID [2022-02-20 19:18:02,935 INFO L284 TraceCheckUtils]: 50: Hoare quadruple {15020#true} {15021#false} #10696#return; {15021#false} is VALID [2022-02-20 19:18:02,940 INFO L272 TraceCheckUtils]: 51: Hoare triple {15021#false} call reset_delta_events(); {15076#(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) (= ~E_3~0 |old(~E_3~0)|) (= ~E_1~0 |old(~E_1~0)|) (= ~E_2~0 |old(~E_2~0)|) (= |old(~T3_E~0)| ~T3_E~0))} is VALID [2022-02-20 19:18:02,940 INFO L290 TraceCheckUtils]: 52: Hoare triple {15076#(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) (= ~E_3~0 |old(~E_3~0)|) (= ~E_1~0 |old(~E_1~0)|) (= ~E_2~0 |old(~E_2~0)|) (= |old(~T3_E~0)| ~T3_E~0))} assume !(1 == ~M_E~0); {15020#true} is VALID [2022-02-20 19:18:02,942 INFO L290 TraceCheckUtils]: 53: Hoare triple {15020#true} assume 1 == ~T1_E~0;~T1_E~0 := 2; {15020#true} is VALID [2022-02-20 19:18:02,942 INFO L290 TraceCheckUtils]: 54: Hoare triple {15020#true} assume 1 == ~T2_E~0;~T2_E~0 := 2; {15020#true} is VALID [2022-02-20 19:18:02,943 INFO L290 TraceCheckUtils]: 55: Hoare triple {15020#true} assume 1 == ~T3_E~0;~T3_E~0 := 2; {15020#true} is VALID [2022-02-20 19:18:02,943 INFO L290 TraceCheckUtils]: 56: Hoare triple {15020#true} assume 1 == ~E_M~0;~E_M~0 := 2; {15020#true} is VALID [2022-02-20 19:18:02,945 INFO L290 TraceCheckUtils]: 57: Hoare triple {15020#true} assume 1 == ~E_1~0;~E_1~0 := 2; {15020#true} is VALID [2022-02-20 19:18:02,945 INFO L290 TraceCheckUtils]: 58: Hoare triple {15020#true} assume !(1 == ~E_2~0); {15020#true} is VALID [2022-02-20 19:18:02,945 INFO L290 TraceCheckUtils]: 59: Hoare triple {15020#true} assume 1 == ~E_3~0;~E_3~0 := 2; {15020#true} is VALID [2022-02-20 19:18:02,945 INFO L290 TraceCheckUtils]: 60: Hoare triple {15020#true} assume true; {15020#true} is VALID [2022-02-20 19:18:02,946 INFO L284 TraceCheckUtils]: 61: Hoare quadruple {15020#true} {15021#false} #10698#return; {15021#false} is VALID [2022-02-20 19:18:02,946 INFO L290 TraceCheckUtils]: 62: Hoare triple {15021#false} assume !false; {15021#false} is VALID [2022-02-20 19:18:02,947 INFO L290 TraceCheckUtils]: 63: Hoare triple {15021#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_~tmp~0#1;havoc eval_~tmp~0#1; {15021#false} is VALID [2022-02-20 19:18:02,947 INFO L290 TraceCheckUtils]: 64: Hoare triple {15021#false} assume !false; {15021#false} is VALID [2022-02-20 19:18:02,947 INFO L272 TraceCheckUtils]: 65: Hoare triple {15021#false} call eval_#t~ret28#1 := exists_runnable_thread(); {15020#true} is VALID [2022-02-20 19:18:02,947 INFO L290 TraceCheckUtils]: 66: Hoare triple {15020#true} havoc ~__retres1~4; {15020#true} is VALID [2022-02-20 19:18:02,947 INFO L290 TraceCheckUtils]: 67: Hoare triple {15020#true} assume 0 == ~m_st~0;~__retres1~4 := 1; {15020#true} is VALID [2022-02-20 19:18:02,948 INFO L290 TraceCheckUtils]: 68: Hoare triple {15020#true} #res := ~__retres1~4; {15020#true} is VALID [2022-02-20 19:18:02,948 INFO L290 TraceCheckUtils]: 69: Hoare triple {15020#true} assume true; {15020#true} is VALID [2022-02-20 19:18:02,948 INFO L284 TraceCheckUtils]: 70: Hoare quadruple {15020#true} {15021#false} #10700#return; {15021#false} is VALID [2022-02-20 19:18:02,951 INFO L290 TraceCheckUtils]: 71: Hoare triple {15021#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; {15021#false} is VALID [2022-02-20 19:18:02,951 INFO L290 TraceCheckUtils]: 72: Hoare triple {15021#false} assume 0 != eval_~tmp~0#1; {15021#false} is VALID [2022-02-20 19:18:02,951 INFO L290 TraceCheckUtils]: 73: Hoare triple {15021#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; {15021#false} is VALID [2022-02-20 19:18:02,951 INFO L290 TraceCheckUtils]: 74: Hoare triple {15021#false} assume 0 != eval_~tmp_ndt_1~0#1;~m_st~0 := 1;assume { :begin_inline_master } true;havoc master_#t~nondet27#1; {15021#false} is VALID [2022-02-20 19:18:02,951 INFO L290 TraceCheckUtils]: 75: Hoare triple {15021#false} assume !(0 == ~m_pc~0); {15021#false} is VALID [2022-02-20 19:18:02,952 INFO L290 TraceCheckUtils]: 76: Hoare triple {15021#false} assume 1 == ~m_pc~0; {15021#false} is VALID [2022-02-20 19:18:02,952 INFO L290 TraceCheckUtils]: 77: Hoare triple {15021#false} assume ~token~0 != 3 + ~local~0;assume { :begin_inline_error } true; {15021#false} is VALID [2022-02-20 19:18:02,952 INFO L290 TraceCheckUtils]: 78: Hoare triple {15021#false} assume !false; {15021#false} is VALID [2022-02-20 19:18:02,952 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 19:18:02,953 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 19:18:02,953 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2059492304] [2022-02-20 19:18:02,954 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2059492304] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 19:18:02,954 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 19:18:02,954 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-02-20 19:18:02,954 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1810904213] [2022-02-20 19:18:02,954 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 19:18:02,956 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 9.857142857142858) internal successors, (69), 5 states have internal predecessors, (69), 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 79 [2022-02-20 19:18:02,956 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 19:18:02,957 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 7 states, 7 states have (on average 9.857142857142858) internal successors, (69), 5 states have internal predecessors, (69), 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 19:18:03,034 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 79 edges. 79 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 19:18:03,034 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-02-20 19:18:03,035 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 19:18:03,035 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-02-20 19:18:03,036 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-02-20 19:18:03,038 INFO L87 Difference]: Start difference. First operand 2415 states and 4398 transitions. Second operand has 7 states, 7 states have (on average 9.857142857142858) internal successors, (69), 5 states have internal predecessors, (69), 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 19:18:15,915 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 19:18:15,915 INFO L93 Difference]: Finished difference Result 2969 states and 5244 transitions. [2022-02-20 19:18:15,916 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2022-02-20 19:18:15,916 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 9.857142857142858) internal successors, (69), 5 states have internal predecessors, (69), 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 79 [2022-02-20 19:18:15,918 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-20 19:18:15,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7 states, 7 states have (on average 9.857142857142858) internal successors, (69), 5 states have internal predecessors, (69), 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 19:18:15,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 4755 transitions. [2022-02-20 19:18:15,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7 states, 7 states have (on average 9.857142857142858) internal successors, (69), 5 states have internal predecessors, (69), 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 19:18:15,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 4755 transitions. [2022-02-20 19:18:15,985 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 14 states and 4755 transitions. [2022-02-20 19:18:19,447 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 4755 edges. 4755 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 19:18:19,679 INFO L225 Difference]: With dead ends: 2969 [2022-02-20 19:18:19,680 INFO L226 Difference]: Without dead ends: 2686 [2022-02-20 19:18:19,681 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 37 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=66, Invalid=174, Unknown=0, NotChecked=0, Total=240 [2022-02-20 19:18:19,682 INFO L933 BasicCegarLoop]: 4320 mSDtfsCounter, 4469 mSDsluCounter, 16555 mSDsCounter, 0 mSdLazyCounter, 1090 mSolverCounterSat, 57 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4479 SdHoareTripleChecker+Valid, 20875 SdHoareTripleChecker+Invalid, 1147 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 57 IncrementalHoareTripleChecker+Valid, 1090 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-02-20 19:18:19,683 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [4479 Valid, 20875 Invalid, 1147 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [57 Valid, 1090 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-02-20 19:18:19,687 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2686 states. [2022-02-20 19:18:19,732 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2686 to 2548. [2022-02-20 19:18:19,732 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-20 19:18:19,739 INFO L82 GeneralOperation]: Start isEquivalent. First operand 2686 states. Second operand has 2548 states, 2485 states have (on average 1.8132796780684104) internal successors, (4506), 2489 states have internal predecessors, (4506), 41 states have call successors, (41), 18 states have call predecessors, (41), 20 states have return successors, (46), 42 states have call predecessors, (46), 41 states have call successors, (46) [2022-02-20 19:18:19,745 INFO L74 IsIncluded]: Start isIncluded. First operand 2686 states. Second operand has 2548 states, 2485 states have (on average 1.8132796780684104) internal successors, (4506), 2489 states have internal predecessors, (4506), 41 states have call successors, (41), 18 states have call predecessors, (41), 20 states have return successors, (46), 42 states have call predecessors, (46), 41 states have call successors, (46) [2022-02-20 19:18:19,750 INFO L87 Difference]: Start difference. First operand 2686 states. Second operand has 2548 states, 2485 states have (on average 1.8132796780684104) internal successors, (4506), 2489 states have internal predecessors, (4506), 41 states have call successors, (41), 18 states have call predecessors, (41), 20 states have return successors, (46), 42 states have call predecessors, (46), 41 states have call successors, (46) [2022-02-20 19:18:20,039 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 19:18:20,039 INFO L93 Difference]: Finished difference Result 2686 states and 4818 transitions. [2022-02-20 19:18:20,039 INFO L276 IsEmpty]: Start isEmpty. Operand 2686 states and 4818 transitions. [2022-02-20 19:18:20,045 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 19:18:20,046 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 19:18:20,066 INFO L74 IsIncluded]: Start isIncluded. First operand has 2548 states, 2485 states have (on average 1.8132796780684104) internal successors, (4506), 2489 states have internal predecessors, (4506), 41 states have call successors, (41), 18 states have call predecessors, (41), 20 states have return successors, (46), 42 states have call predecessors, (46), 41 states have call successors, (46) Second operand 2686 states. [2022-02-20 19:18:20,074 INFO L87 Difference]: Start difference. First operand has 2548 states, 2485 states have (on average 1.8132796780684104) internal successors, (4506), 2489 states have internal predecessors, (4506), 41 states have call successors, (41), 18 states have call predecessors, (41), 20 states have return successors, (46), 42 states have call predecessors, (46), 41 states have call successors, (46) Second operand 2686 states. [2022-02-20 19:18:20,347 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 19:18:20,347 INFO L93 Difference]: Finished difference Result 2686 states and 4818 transitions. [2022-02-20 19:18:20,347 INFO L276 IsEmpty]: Start isEmpty. Operand 2686 states and 4818 transitions. [2022-02-20 19:18:20,353 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 19:18:20,353 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 19:18:20,353 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-20 19:18:20,353 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-20 19:18:20,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2548 states, 2485 states have (on average 1.8132796780684104) internal successors, (4506), 2489 states have internal predecessors, (4506), 41 states have call successors, (41), 18 states have call predecessors, (41), 20 states have return successors, (46), 42 states have call predecessors, (46), 41 states have call successors, (46) [2022-02-20 19:18:20,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2548 states to 2548 states and 4593 transitions. [2022-02-20 19:18:20,668 INFO L78 Accepts]: Start accepts. Automaton has 2548 states and 4593 transitions. Word has length 79 [2022-02-20 19:18:20,668 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 19:18:20,668 INFO L470 AbstractCegarLoop]: Abstraction has 2548 states and 4593 transitions. [2022-02-20 19:18:20,669 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 9.857142857142858) internal successors, (69), 5 states have internal predecessors, (69), 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 19:18:20,669 INFO L276 IsEmpty]: Start isEmpty. Operand 2548 states and 4593 transitions. [2022-02-20 19:18:20,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2022-02-20 19:18:20,670 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 19:18:20,670 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] [2022-02-20 19:18:20,670 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-02-20 19:18:20,671 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-20 19:18:20,671 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 19:18:20,671 INFO L85 PathProgramCache]: Analyzing trace with hash 382711366, now seen corresponding path program 1 times [2022-02-20 19:18:20,672 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 19:18:20,672 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1359640806] [2022-02-20 19:18:20,672 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 19:18:20,672 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 19:18:20,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 19:18:20,718 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-02-20 19:18:20,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 19:18:20,721 INFO L290 TraceCheckUtils]: 0: Hoare triple {26400#true} assume true; {26400#true} is VALID [2022-02-20 19:18:20,722 INFO L284 TraceCheckUtils]: 1: Hoare quadruple {26400#true} {26402#(= ~T2_E~0 ~M_E~0)} #10692#return; {26402#(= ~T2_E~0 ~M_E~0)} is VALID [2022-02-20 19:18:20,732 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-02-20 19:18:20,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 19:18:20,764 INFO L290 TraceCheckUtils]: 0: Hoare triple {26456#(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) (= ~E_3~0 |old(~E_3~0)|) (= ~E_1~0 |old(~E_1~0)|) (= ~E_2~0 |old(~E_2~0)|) (= |old(~T3_E~0)| ~T3_E~0))} assume !(0 == ~M_E~0); {26457#(and (= |old(~T2_E~0)| ~T2_E~0) (not (= |old(~M_E~0)| 0)))} is VALID [2022-02-20 19:18:20,765 INFO L290 TraceCheckUtils]: 1: Hoare triple {26457#(and (= |old(~T2_E~0)| ~T2_E~0) (not (= |old(~M_E~0)| 0)))} assume !(0 == ~T1_E~0); {26457#(and (= |old(~T2_E~0)| ~T2_E~0) (not (= |old(~M_E~0)| 0)))} is VALID [2022-02-20 19:18:20,765 INFO L290 TraceCheckUtils]: 2: Hoare triple {26457#(and (= |old(~T2_E~0)| ~T2_E~0) (not (= |old(~M_E~0)| 0)))} assume 0 == ~T2_E~0;~T2_E~0 := 1; {26458#(not (= |old(~T2_E~0)| |old(~M_E~0)|))} is VALID [2022-02-20 19:18:20,766 INFO L290 TraceCheckUtils]: 3: Hoare triple {26458#(not (= |old(~T2_E~0)| |old(~M_E~0)|))} assume 0 == ~T3_E~0;~T3_E~0 := 1; {26458#(not (= |old(~T2_E~0)| |old(~M_E~0)|))} is VALID [2022-02-20 19:18:20,766 INFO L290 TraceCheckUtils]: 4: Hoare triple {26458#(not (= |old(~T2_E~0)| |old(~M_E~0)|))} assume 0 == ~E_M~0;~E_M~0 := 1; {26458#(not (= |old(~T2_E~0)| |old(~M_E~0)|))} is VALID [2022-02-20 19:18:20,767 INFO L290 TraceCheckUtils]: 5: Hoare triple {26458#(not (= |old(~T2_E~0)| |old(~M_E~0)|))} assume 0 == ~E_1~0;~E_1~0 := 1; {26458#(not (= |old(~T2_E~0)| |old(~M_E~0)|))} is VALID [2022-02-20 19:18:20,767 INFO L290 TraceCheckUtils]: 6: Hoare triple {26458#(not (= |old(~T2_E~0)| |old(~M_E~0)|))} assume !(0 == ~E_2~0); {26458#(not (= |old(~T2_E~0)| |old(~M_E~0)|))} is VALID [2022-02-20 19:18:20,767 INFO L290 TraceCheckUtils]: 7: Hoare triple {26458#(not (= |old(~T2_E~0)| |old(~M_E~0)|))} assume 0 == ~E_3~0;~E_3~0 := 1; {26458#(not (= |old(~T2_E~0)| |old(~M_E~0)|))} is VALID [2022-02-20 19:18:20,769 INFO L290 TraceCheckUtils]: 8: Hoare triple {26458#(not (= |old(~T2_E~0)| |old(~M_E~0)|))} assume true; {26458#(not (= |old(~T2_E~0)| |old(~M_E~0)|))} is VALID [2022-02-20 19:18:20,769 INFO L284 TraceCheckUtils]: 9: Hoare quadruple {26458#(not (= |old(~T2_E~0)| |old(~M_E~0)|))} {26402#(= ~T2_E~0 ~M_E~0)} #10694#return; {26401#false} is VALID [2022-02-20 19:18:20,780 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2022-02-20 19:18:20,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 19:18:20,800 INFO L290 TraceCheckUtils]: 0: Hoare triple {26459#(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))} havoc ~tmp~1#1;havoc ~tmp___0~0#1;havoc ~tmp___1~0#1;havoc ~tmp___2~0#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; {26400#true} is VALID [2022-02-20 19:18:20,800 INFO L290 TraceCheckUtils]: 1: Hoare triple {26400#true} assume 1 == ~m_pc~0; {26400#true} is VALID [2022-02-20 19:18:20,800 INFO L290 TraceCheckUtils]: 2: Hoare triple {26400#true} assume 1 == ~E_M~0;is_master_triggered_~__retres1~0#1 := 1; {26400#true} is VALID [2022-02-20 19:18:20,800 INFO L290 TraceCheckUtils]: 3: Hoare triple {26400#true} is_master_triggered_#res#1 := is_master_triggered_~__retres1~0#1; {26400#true} is VALID [2022-02-20 19:18:20,801 INFO L290 TraceCheckUtils]: 4: Hoare triple {26400#true} #t~ret33#1 := is_master_triggered_#res#1;assume { :end_inline_is_master_triggered } true;assume -2147483648 <= #t~ret33#1 && #t~ret33#1 <= 2147483647;~tmp~1#1 := #t~ret33#1;havoc #t~ret33#1; {26400#true} is VALID [2022-02-20 19:18:20,801 INFO L290 TraceCheckUtils]: 5: Hoare triple {26400#true} assume 0 != ~tmp~1#1;~m_st~0 := 0; {26400#true} is VALID [2022-02-20 19:18:20,801 INFO L290 TraceCheckUtils]: 6: Hoare triple {26400#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; {26400#true} is VALID [2022-02-20 19:18:20,801 INFO L290 TraceCheckUtils]: 7: Hoare triple {26400#true} assume !(1 == ~t1_pc~0); {26400#true} is VALID [2022-02-20 19:18:20,801 INFO L290 TraceCheckUtils]: 8: Hoare triple {26400#true} is_transmit1_triggered_~__retres1~1#1 := 0; {26400#true} is VALID [2022-02-20 19:18:20,801 INFO L290 TraceCheckUtils]: 9: Hoare triple {26400#true} is_transmit1_triggered_#res#1 := is_transmit1_triggered_~__retres1~1#1; {26400#true} is VALID [2022-02-20 19:18:20,802 INFO L290 TraceCheckUtils]: 10: Hoare triple {26400#true} #t~ret34#1 := is_transmit1_triggered_#res#1;assume { :end_inline_is_transmit1_triggered } true;assume -2147483648 <= #t~ret34#1 && #t~ret34#1 <= 2147483647;~tmp___0~0#1 := #t~ret34#1;havoc #t~ret34#1; {26400#true} is VALID [2022-02-20 19:18:20,802 INFO L290 TraceCheckUtils]: 11: Hoare triple {26400#true} assume 0 != ~tmp___0~0#1;~t1_st~0 := 0; {26400#true} is VALID [2022-02-20 19:18:20,802 INFO L290 TraceCheckUtils]: 12: Hoare triple {26400#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; {26400#true} is VALID [2022-02-20 19:18:20,802 INFO L290 TraceCheckUtils]: 13: Hoare triple {26400#true} assume 1 == ~t2_pc~0; {26400#true} is VALID [2022-02-20 19:18:20,803 INFO L290 TraceCheckUtils]: 14: Hoare triple {26400#true} assume 1 == ~E_2~0;is_transmit2_triggered_~__retres1~2#1 := 1; {26400#true} is VALID [2022-02-20 19:18:20,803 INFO L290 TraceCheckUtils]: 15: Hoare triple {26400#true} is_transmit2_triggered_#res#1 := is_transmit2_triggered_~__retres1~2#1; {26400#true} is VALID [2022-02-20 19:18:20,803 INFO L290 TraceCheckUtils]: 16: Hoare triple {26400#true} #t~ret35#1 := is_transmit2_triggered_#res#1;assume { :end_inline_is_transmit2_triggered } true;assume -2147483648 <= #t~ret35#1 && #t~ret35#1 <= 2147483647;~tmp___1~0#1 := #t~ret35#1;havoc #t~ret35#1; {26400#true} is VALID [2022-02-20 19:18:20,803 INFO L290 TraceCheckUtils]: 17: Hoare triple {26400#true} assume 0 != ~tmp___1~0#1;~t2_st~0 := 0; {26400#true} is VALID [2022-02-20 19:18:20,803 INFO L290 TraceCheckUtils]: 18: Hoare triple {26400#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; {26400#true} is VALID [2022-02-20 19:18:20,803 INFO L290 TraceCheckUtils]: 19: Hoare triple {26400#true} assume 1 == ~t3_pc~0; {26400#true} is VALID [2022-02-20 19:18:20,804 INFO L290 TraceCheckUtils]: 20: Hoare triple {26400#true} assume 1 == ~E_3~0;is_transmit3_triggered_~__retres1~3#1 := 1; {26400#true} is VALID [2022-02-20 19:18:20,804 INFO L290 TraceCheckUtils]: 21: Hoare triple {26400#true} is_transmit3_triggered_#res#1 := is_transmit3_triggered_~__retres1~3#1; {26400#true} is VALID [2022-02-20 19:18:20,804 INFO L290 TraceCheckUtils]: 22: Hoare triple {26400#true} #t~ret36#1 := is_transmit3_triggered_#res#1;assume { :end_inline_is_transmit3_triggered } true;assume -2147483648 <= #t~ret36#1 && #t~ret36#1 <= 2147483647;~tmp___2~0#1 := #t~ret36#1;havoc #t~ret36#1; {26400#true} is VALID [2022-02-20 19:18:20,804 INFO L290 TraceCheckUtils]: 23: Hoare triple {26400#true} assume 0 != ~tmp___2~0#1;~t3_st~0 := 0; {26400#true} is VALID [2022-02-20 19:18:20,804 INFO L290 TraceCheckUtils]: 24: Hoare triple {26400#true} assume true; {26400#true} is VALID [2022-02-20 19:18:20,804 INFO L284 TraceCheckUtils]: 25: Hoare quadruple {26400#true} {26401#false} #10696#return; {26401#false} is VALID [2022-02-20 19:18:20,805 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2022-02-20 19:18:20,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 19:18:20,817 INFO L290 TraceCheckUtils]: 0: Hoare triple {26456#(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) (= ~E_3~0 |old(~E_3~0)|) (= ~E_1~0 |old(~E_1~0)|) (= ~E_2~0 |old(~E_2~0)|) (= |old(~T3_E~0)| ~T3_E~0))} assume !(1 == ~M_E~0); {26400#true} is VALID [2022-02-20 19:18:20,818 INFO L290 TraceCheckUtils]: 1: Hoare triple {26400#true} assume 1 == ~T1_E~0;~T1_E~0 := 2; {26400#true} is VALID [2022-02-20 19:18:20,819 INFO L290 TraceCheckUtils]: 2: Hoare triple {26400#true} assume 1 == ~T2_E~0;~T2_E~0 := 2; {26400#true} is VALID [2022-02-20 19:18:20,819 INFO L290 TraceCheckUtils]: 3: Hoare triple {26400#true} assume 1 == ~T3_E~0;~T3_E~0 := 2; {26400#true} is VALID [2022-02-20 19:18:20,820 INFO L290 TraceCheckUtils]: 4: Hoare triple {26400#true} assume 1 == ~E_M~0;~E_M~0 := 2; {26400#true} is VALID [2022-02-20 19:18:20,820 INFO L290 TraceCheckUtils]: 5: Hoare triple {26400#true} assume 1 == ~E_1~0;~E_1~0 := 2; {26400#true} is VALID [2022-02-20 19:18:20,820 INFO L290 TraceCheckUtils]: 6: Hoare triple {26400#true} assume !(1 == ~E_2~0); {26400#true} is VALID [2022-02-20 19:18:20,820 INFO L290 TraceCheckUtils]: 7: Hoare triple {26400#true} assume 1 == ~E_3~0;~E_3~0 := 2; {26400#true} is VALID [2022-02-20 19:18:20,820 INFO L290 TraceCheckUtils]: 8: Hoare triple {26400#true} assume true; {26400#true} is VALID [2022-02-20 19:18:20,820 INFO L284 TraceCheckUtils]: 9: Hoare quadruple {26400#true} {26401#false} #10698#return; {26401#false} is VALID [2022-02-20 19:18:20,821 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2022-02-20 19:18:20,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 19:18:20,826 INFO L290 TraceCheckUtils]: 0: Hoare triple {26400#true} havoc ~__retres1~4; {26400#true} is VALID [2022-02-20 19:18:20,826 INFO L290 TraceCheckUtils]: 1: Hoare triple {26400#true} assume 0 == ~m_st~0;~__retres1~4 := 1; {26400#true} is VALID [2022-02-20 19:18:20,826 INFO L290 TraceCheckUtils]: 2: Hoare triple {26400#true} #res := ~__retres1~4; {26400#true} is VALID [2022-02-20 19:18:20,826 INFO L290 TraceCheckUtils]: 3: Hoare triple {26400#true} assume true; {26400#true} is VALID [2022-02-20 19:18:20,827 INFO L284 TraceCheckUtils]: 4: Hoare quadruple {26400#true} {26401#false} #10700#return; {26401#false} is VALID [2022-02-20 19:18:20,828 INFO L290 TraceCheckUtils]: 0: Hoare triple {26400#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;~m_st~0 := 0;~t1_st~0 := 0;~t2_st~0 := 0;~t3_st~0 := 0;~m_i~0 := 0;~t1_i~0 := 0;~t2_i~0 := 0;~t3_i~0 := 0;~M_E~0 := 2;~T1_E~0 := 2;~T2_E~0 := 2;~T3_E~0 := 2;~E_M~0 := 2;~E_1~0 := 2;~E_2~0 := 2;~E_3~0 := 2;~token~0 := 0;~local~0 := 0; {26402#(= ~T2_E~0 ~M_E~0)} is VALID [2022-02-20 19:18:20,828 INFO L290 TraceCheckUtils]: 1: Hoare triple {26402#(= ~T2_E~0 ~M_E~0)} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet40#1, main_#t~ret41#1, main_#t~ret42#1;assume -2147483648 <= main_#t~nondet40#1 && main_#t~nondet40#1 <= 2147483647; {26402#(= ~T2_E~0 ~M_E~0)} is VALID [2022-02-20 19:18:20,828 INFO L290 TraceCheckUtils]: 2: Hoare triple {26402#(= ~T2_E~0 ~M_E~0)} assume !(0 != main_#t~nondet40#1);havoc main_#t~nondet40#1;assume { :begin_inline_main2 } true;havoc main2_#res#1;havoc main2_~__retres1~5#1;havoc main2_~__retres1~5#1;assume { :begin_inline_init_model } true;~m_i~0 := 1;~t1_i~0 := 1;~t2_i~0 := 1;~t3_i~0 := 1; {26402#(= ~T2_E~0 ~M_E~0)} is VALID [2022-02-20 19:18:20,829 INFO L290 TraceCheckUtils]: 3: Hoare triple {26402#(= ~T2_E~0 ~M_E~0)} assume { :end_inline_init_model } true;assume { :begin_inline_start_simulation } true;havoc start_simulation_#t~ret38#1, start_simulation_#t~ret39#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; {26402#(= ~T2_E~0 ~M_E~0)} is VALID [2022-02-20 19:18:20,829 INFO L272 TraceCheckUtils]: 4: Hoare triple {26402#(= ~T2_E~0 ~M_E~0)} call update_channels(); {26400#true} is VALID [2022-02-20 19:18:20,829 INFO L290 TraceCheckUtils]: 5: Hoare triple {26400#true} assume true; {26400#true} is VALID [2022-02-20 19:18:20,830 INFO L284 TraceCheckUtils]: 6: Hoare quadruple {26400#true} {26402#(= ~T2_E~0 ~M_E~0)} #10692#return; {26402#(= ~T2_E~0 ~M_E~0)} is VALID [2022-02-20 19:18:20,830 INFO L290 TraceCheckUtils]: 7: Hoare triple {26402#(= ~T2_E~0 ~M_E~0)} assume { :begin_inline_init_threads } true; {26402#(= ~T2_E~0 ~M_E~0)} is VALID [2022-02-20 19:18:20,830 INFO L290 TraceCheckUtils]: 8: Hoare triple {26402#(= ~T2_E~0 ~M_E~0)} assume 1 == ~m_i~0;~m_st~0 := 0; {26402#(= ~T2_E~0 ~M_E~0)} is VALID [2022-02-20 19:18:20,831 INFO L290 TraceCheckUtils]: 9: Hoare triple {26402#(= ~T2_E~0 ~M_E~0)} assume 1 == ~t1_i~0;~t1_st~0 := 0; {26402#(= ~T2_E~0 ~M_E~0)} is VALID [2022-02-20 19:18:20,831 INFO L290 TraceCheckUtils]: 10: Hoare triple {26402#(= ~T2_E~0 ~M_E~0)} assume 1 == ~t2_i~0;~t2_st~0 := 0; {26402#(= ~T2_E~0 ~M_E~0)} is VALID [2022-02-20 19:18:20,831 INFO L290 TraceCheckUtils]: 11: Hoare triple {26402#(= ~T2_E~0 ~M_E~0)} assume 1 == ~t3_i~0;~t3_st~0 := 0; {26402#(= ~T2_E~0 ~M_E~0)} is VALID [2022-02-20 19:18:20,832 INFO L290 TraceCheckUtils]: 12: Hoare triple {26402#(= ~T2_E~0 ~M_E~0)} assume { :end_inline_init_threads } true; {26402#(= ~T2_E~0 ~M_E~0)} is VALID [2022-02-20 19:18:20,833 INFO L272 TraceCheckUtils]: 13: Hoare triple {26402#(= ~T2_E~0 ~M_E~0)} call fire_delta_events(); {26456#(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) (= ~E_3~0 |old(~E_3~0)|) (= ~E_1~0 |old(~E_1~0)|) (= ~E_2~0 |old(~E_2~0)|) (= |old(~T3_E~0)| ~T3_E~0))} is VALID [2022-02-20 19:18:20,833 INFO L290 TraceCheckUtils]: 14: Hoare triple {26456#(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) (= ~E_3~0 |old(~E_3~0)|) (= ~E_1~0 |old(~E_1~0)|) (= ~E_2~0 |old(~E_2~0)|) (= |old(~T3_E~0)| ~T3_E~0))} assume !(0 == ~M_E~0); {26457#(and (= |old(~T2_E~0)| ~T2_E~0) (not (= |old(~M_E~0)| 0)))} is VALID [2022-02-20 19:18:20,834 INFO L290 TraceCheckUtils]: 15: Hoare triple {26457#(and (= |old(~T2_E~0)| ~T2_E~0) (not (= |old(~M_E~0)| 0)))} assume !(0 == ~T1_E~0); {26457#(and (= |old(~T2_E~0)| ~T2_E~0) (not (= |old(~M_E~0)| 0)))} is VALID [2022-02-20 19:18:20,834 INFO L290 TraceCheckUtils]: 16: Hoare triple {26457#(and (= |old(~T2_E~0)| ~T2_E~0) (not (= |old(~M_E~0)| 0)))} assume 0 == ~T2_E~0;~T2_E~0 := 1; {26458#(not (= |old(~T2_E~0)| |old(~M_E~0)|))} is VALID [2022-02-20 19:18:20,834 INFO L290 TraceCheckUtils]: 17: Hoare triple {26458#(not (= |old(~T2_E~0)| |old(~M_E~0)|))} assume 0 == ~T3_E~0;~T3_E~0 := 1; {26458#(not (= |old(~T2_E~0)| |old(~M_E~0)|))} is VALID [2022-02-20 19:18:20,835 INFO L290 TraceCheckUtils]: 18: Hoare triple {26458#(not (= |old(~T2_E~0)| |old(~M_E~0)|))} assume 0 == ~E_M~0;~E_M~0 := 1; {26458#(not (= |old(~T2_E~0)| |old(~M_E~0)|))} is VALID [2022-02-20 19:18:20,835 INFO L290 TraceCheckUtils]: 19: Hoare triple {26458#(not (= |old(~T2_E~0)| |old(~M_E~0)|))} assume 0 == ~E_1~0;~E_1~0 := 1; {26458#(not (= |old(~T2_E~0)| |old(~M_E~0)|))} is VALID [2022-02-20 19:18:20,836 INFO L290 TraceCheckUtils]: 20: Hoare triple {26458#(not (= |old(~T2_E~0)| |old(~M_E~0)|))} assume !(0 == ~E_2~0); {26458#(not (= |old(~T2_E~0)| |old(~M_E~0)|))} is VALID [2022-02-20 19:18:20,836 INFO L290 TraceCheckUtils]: 21: Hoare triple {26458#(not (= |old(~T2_E~0)| |old(~M_E~0)|))} assume 0 == ~E_3~0;~E_3~0 := 1; {26458#(not (= |old(~T2_E~0)| |old(~M_E~0)|))} is VALID [2022-02-20 19:18:20,836 INFO L290 TraceCheckUtils]: 22: Hoare triple {26458#(not (= |old(~T2_E~0)| |old(~M_E~0)|))} assume true; {26458#(not (= |old(~T2_E~0)| |old(~M_E~0)|))} is VALID [2022-02-20 19:18:20,837 INFO L284 TraceCheckUtils]: 23: Hoare quadruple {26458#(not (= |old(~T2_E~0)| |old(~M_E~0)|))} {26402#(= ~T2_E~0 ~M_E~0)} #10694#return; {26401#false} is VALID [2022-02-20 19:18:20,837 INFO L272 TraceCheckUtils]: 24: Hoare triple {26401#false} call activate_threads(); {26459#(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))} is VALID [2022-02-20 19:18:20,837 INFO L290 TraceCheckUtils]: 25: Hoare triple {26459#(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))} havoc ~tmp~1#1;havoc ~tmp___0~0#1;havoc ~tmp___1~0#1;havoc ~tmp___2~0#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; {26400#true} is VALID [2022-02-20 19:18:20,837 INFO L290 TraceCheckUtils]: 26: Hoare triple {26400#true} assume 1 == ~m_pc~0; {26400#true} is VALID [2022-02-20 19:18:20,837 INFO L290 TraceCheckUtils]: 27: Hoare triple {26400#true} assume 1 == ~E_M~0;is_master_triggered_~__retres1~0#1 := 1; {26400#true} is VALID [2022-02-20 19:18:20,838 INFO L290 TraceCheckUtils]: 28: Hoare triple {26400#true} is_master_triggered_#res#1 := is_master_triggered_~__retres1~0#1; {26400#true} is VALID [2022-02-20 19:18:20,838 INFO L290 TraceCheckUtils]: 29: Hoare triple {26400#true} #t~ret33#1 := is_master_triggered_#res#1;assume { :end_inline_is_master_triggered } true;assume -2147483648 <= #t~ret33#1 && #t~ret33#1 <= 2147483647;~tmp~1#1 := #t~ret33#1;havoc #t~ret33#1; {26400#true} is VALID [2022-02-20 19:18:20,838 INFO L290 TraceCheckUtils]: 30: Hoare triple {26400#true} assume 0 != ~tmp~1#1;~m_st~0 := 0; {26400#true} is VALID [2022-02-20 19:18:20,838 INFO L290 TraceCheckUtils]: 31: Hoare triple {26400#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; {26400#true} is VALID [2022-02-20 19:18:20,838 INFO L290 TraceCheckUtils]: 32: Hoare triple {26400#true} assume !(1 == ~t1_pc~0); {26400#true} is VALID [2022-02-20 19:18:20,838 INFO L290 TraceCheckUtils]: 33: Hoare triple {26400#true} is_transmit1_triggered_~__retres1~1#1 := 0; {26400#true} is VALID [2022-02-20 19:18:20,839 INFO L290 TraceCheckUtils]: 34: Hoare triple {26400#true} is_transmit1_triggered_#res#1 := is_transmit1_triggered_~__retres1~1#1; {26400#true} is VALID [2022-02-20 19:18:20,839 INFO L290 TraceCheckUtils]: 35: Hoare triple {26400#true} #t~ret34#1 := is_transmit1_triggered_#res#1;assume { :end_inline_is_transmit1_triggered } true;assume -2147483648 <= #t~ret34#1 && #t~ret34#1 <= 2147483647;~tmp___0~0#1 := #t~ret34#1;havoc #t~ret34#1; {26400#true} is VALID [2022-02-20 19:18:20,839 INFO L290 TraceCheckUtils]: 36: Hoare triple {26400#true} assume 0 != ~tmp___0~0#1;~t1_st~0 := 0; {26400#true} is VALID [2022-02-20 19:18:20,839 INFO L290 TraceCheckUtils]: 37: Hoare triple {26400#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; {26400#true} is VALID [2022-02-20 19:18:20,839 INFO L290 TraceCheckUtils]: 38: Hoare triple {26400#true} assume 1 == ~t2_pc~0; {26400#true} is VALID [2022-02-20 19:18:20,839 INFO L290 TraceCheckUtils]: 39: Hoare triple {26400#true} assume 1 == ~E_2~0;is_transmit2_triggered_~__retres1~2#1 := 1; {26400#true} is VALID [2022-02-20 19:18:20,840 INFO L290 TraceCheckUtils]: 40: Hoare triple {26400#true} is_transmit2_triggered_#res#1 := is_transmit2_triggered_~__retres1~2#1; {26400#true} is VALID [2022-02-20 19:18:20,840 INFO L290 TraceCheckUtils]: 41: Hoare triple {26400#true} #t~ret35#1 := is_transmit2_triggered_#res#1;assume { :end_inline_is_transmit2_triggered } true;assume -2147483648 <= #t~ret35#1 && #t~ret35#1 <= 2147483647;~tmp___1~0#1 := #t~ret35#1;havoc #t~ret35#1; {26400#true} is VALID [2022-02-20 19:18:20,840 INFO L290 TraceCheckUtils]: 42: Hoare triple {26400#true} assume 0 != ~tmp___1~0#1;~t2_st~0 := 0; {26400#true} is VALID [2022-02-20 19:18:20,840 INFO L290 TraceCheckUtils]: 43: Hoare triple {26400#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; {26400#true} is VALID [2022-02-20 19:18:20,840 INFO L290 TraceCheckUtils]: 44: Hoare triple {26400#true} assume 1 == ~t3_pc~0; {26400#true} is VALID [2022-02-20 19:18:20,840 INFO L290 TraceCheckUtils]: 45: Hoare triple {26400#true} assume 1 == ~E_3~0;is_transmit3_triggered_~__retres1~3#1 := 1; {26400#true} is VALID [2022-02-20 19:18:20,841 INFO L290 TraceCheckUtils]: 46: Hoare triple {26400#true} is_transmit3_triggered_#res#1 := is_transmit3_triggered_~__retres1~3#1; {26400#true} is VALID [2022-02-20 19:18:20,842 INFO L290 TraceCheckUtils]: 47: Hoare triple {26400#true} #t~ret36#1 := is_transmit3_triggered_#res#1;assume { :end_inline_is_transmit3_triggered } true;assume -2147483648 <= #t~ret36#1 && #t~ret36#1 <= 2147483647;~tmp___2~0#1 := #t~ret36#1;havoc #t~ret36#1; {26400#true} is VALID [2022-02-20 19:18:20,843 INFO L290 TraceCheckUtils]: 48: Hoare triple {26400#true} assume 0 != ~tmp___2~0#1;~t3_st~0 := 0; {26400#true} is VALID [2022-02-20 19:18:20,843 INFO L290 TraceCheckUtils]: 49: Hoare triple {26400#true} assume true; {26400#true} is VALID [2022-02-20 19:18:20,843 INFO L284 TraceCheckUtils]: 50: Hoare quadruple {26400#true} {26401#false} #10696#return; {26401#false} is VALID [2022-02-20 19:18:20,845 INFO L272 TraceCheckUtils]: 51: Hoare triple {26401#false} call reset_delta_events(); {26456#(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) (= ~E_3~0 |old(~E_3~0)|) (= ~E_1~0 |old(~E_1~0)|) (= ~E_2~0 |old(~E_2~0)|) (= |old(~T3_E~0)| ~T3_E~0))} is VALID [2022-02-20 19:18:20,846 INFO L290 TraceCheckUtils]: 52: Hoare triple {26456#(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) (= ~E_3~0 |old(~E_3~0)|) (= ~E_1~0 |old(~E_1~0)|) (= ~E_2~0 |old(~E_2~0)|) (= |old(~T3_E~0)| ~T3_E~0))} assume !(1 == ~M_E~0); {26400#true} is VALID [2022-02-20 19:18:20,847 INFO L290 TraceCheckUtils]: 53: Hoare triple {26400#true} assume 1 == ~T1_E~0;~T1_E~0 := 2; {26400#true} is VALID [2022-02-20 19:18:20,847 INFO L290 TraceCheckUtils]: 54: Hoare triple {26400#true} assume 1 == ~T2_E~0;~T2_E~0 := 2; {26400#true} is VALID [2022-02-20 19:18:20,847 INFO L290 TraceCheckUtils]: 55: Hoare triple {26400#true} assume 1 == ~T3_E~0;~T3_E~0 := 2; {26400#true} is VALID [2022-02-20 19:18:20,847 INFO L290 TraceCheckUtils]: 56: Hoare triple {26400#true} assume 1 == ~E_M~0;~E_M~0 := 2; {26400#true} is VALID [2022-02-20 19:18:20,848 INFO L290 TraceCheckUtils]: 57: Hoare triple {26400#true} assume 1 == ~E_1~0;~E_1~0 := 2; {26400#true} is VALID [2022-02-20 19:18:20,848 INFO L290 TraceCheckUtils]: 58: Hoare triple {26400#true} assume !(1 == ~E_2~0); {26400#true} is VALID [2022-02-20 19:18:20,848 INFO L290 TraceCheckUtils]: 59: Hoare triple {26400#true} assume 1 == ~E_3~0;~E_3~0 := 2; {26400#true} is VALID [2022-02-20 19:18:20,848 INFO L290 TraceCheckUtils]: 60: Hoare triple {26400#true} assume true; {26400#true} is VALID [2022-02-20 19:18:20,848 INFO L284 TraceCheckUtils]: 61: Hoare quadruple {26400#true} {26401#false} #10698#return; {26401#false} is VALID [2022-02-20 19:18:20,848 INFO L290 TraceCheckUtils]: 62: Hoare triple {26401#false} assume !false; {26401#false} is VALID [2022-02-20 19:18:20,848 INFO L290 TraceCheckUtils]: 63: Hoare triple {26401#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_~tmp~0#1;havoc eval_~tmp~0#1; {26401#false} is VALID [2022-02-20 19:18:20,849 INFO L290 TraceCheckUtils]: 64: Hoare triple {26401#false} assume !false; {26401#false} is VALID [2022-02-20 19:18:20,849 INFO L272 TraceCheckUtils]: 65: Hoare triple {26401#false} call eval_#t~ret28#1 := exists_runnable_thread(); {26400#true} is VALID [2022-02-20 19:18:20,849 INFO L290 TraceCheckUtils]: 66: Hoare triple {26400#true} havoc ~__retres1~4; {26400#true} is VALID [2022-02-20 19:18:20,850 INFO L290 TraceCheckUtils]: 67: Hoare triple {26400#true} assume 0 == ~m_st~0;~__retres1~4 := 1; {26400#true} is VALID [2022-02-20 19:18:20,850 INFO L290 TraceCheckUtils]: 68: Hoare triple {26400#true} #res := ~__retres1~4; {26400#true} is VALID [2022-02-20 19:18:20,850 INFO L290 TraceCheckUtils]: 69: Hoare triple {26400#true} assume true; {26400#true} is VALID [2022-02-20 19:18:20,850 INFO L284 TraceCheckUtils]: 70: Hoare quadruple {26400#true} {26401#false} #10700#return; {26401#false} is VALID [2022-02-20 19:18:20,850 INFO L290 TraceCheckUtils]: 71: Hoare triple {26401#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; {26401#false} is VALID [2022-02-20 19:18:20,850 INFO L290 TraceCheckUtils]: 72: Hoare triple {26401#false} assume 0 != eval_~tmp~0#1; {26401#false} is VALID [2022-02-20 19:18:20,850 INFO L290 TraceCheckUtils]: 73: Hoare triple {26401#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; {26401#false} is VALID [2022-02-20 19:18:20,851 INFO L290 TraceCheckUtils]: 74: Hoare triple {26401#false} assume 0 != eval_~tmp_ndt_1~0#1;~m_st~0 := 1;assume { :begin_inline_master } true;havoc master_#t~nondet27#1; {26401#false} is VALID [2022-02-20 19:18:20,851 INFO L290 TraceCheckUtils]: 75: Hoare triple {26401#false} assume !(0 == ~m_pc~0); {26401#false} is VALID [2022-02-20 19:18:20,851 INFO L290 TraceCheckUtils]: 76: Hoare triple {26401#false} assume 1 == ~m_pc~0; {26401#false} is VALID [2022-02-20 19:18:20,851 INFO L290 TraceCheckUtils]: 77: Hoare triple {26401#false} assume ~token~0 != 3 + ~local~0;assume { :begin_inline_error } true; {26401#false} is VALID [2022-02-20 19:18:20,851 INFO L290 TraceCheckUtils]: 78: Hoare triple {26401#false} assume !false; {26401#false} is VALID [2022-02-20 19:18:20,852 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 19:18:20,852 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 19:18:20,853 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1359640806] [2022-02-20 19:18:20,853 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1359640806] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 19:18:20,853 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 19:18:20,853 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-02-20 19:18:20,854 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1127882314] [2022-02-20 19:18:20,854 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 19:18:20,854 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 9.857142857142858) internal successors, (69), 5 states have internal predecessors, (69), 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 79 [2022-02-20 19:18:20,855 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 19:18:20,855 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 7 states, 7 states have (on average 9.857142857142858) internal successors, (69), 5 states have internal predecessors, (69), 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 19:18:20,905 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 79 edges. 79 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 19:18:20,906 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-02-20 19:18:20,906 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 19:18:20,907 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-02-20 19:18:20,907 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-02-20 19:18:20,908 INFO L87 Difference]: Start difference. First operand 2548 states and 4593 transitions. Second operand has 7 states, 7 states have (on average 9.857142857142858) internal successors, (69), 5 states have internal predecessors, (69), 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)