./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/combinations/pc_sfifo_1.cil-2+token_ring.08.cil-2.c --full-output -ea --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 03d7b7b3 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -ea -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/combinations/pc_sfifo_1.cil-2+token_ring.08.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 e8ee20bd48f38d06d172550f7b4afad7a85599a8fd397bba890e4eeccd52db93 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-03d7b7b [2022-02-20 19:55:37,505 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-02-20 19:55:37,507 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-02-20 19:55:37,545 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-02-20 19:55:37,545 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-02-20 19:55:37,548 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-02-20 19:55:37,550 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-02-20 19:55:37,552 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-02-20 19:55:37,554 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-02-20 19:55:37,558 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-02-20 19:55:37,559 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-02-20 19:55:37,560 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-02-20 19:55:37,561 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-02-20 19:55:37,563 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-02-20 19:55:37,564 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-02-20 19:55:37,567 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-02-20 19:55:37,568 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-02-20 19:55:37,569 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-02-20 19:55:37,571 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-02-20 19:55:37,576 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-02-20 19:55:37,577 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-02-20 19:55:37,578 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-02-20 19:55:37,579 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-02-20 19:55:37,580 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-02-20 19:55:37,586 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-02-20 19:55:37,587 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-02-20 19:55:37,587 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-02-20 19:55:37,589 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-02-20 19:55:37,589 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-02-20 19:55:37,590 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-02-20 19:55:37,590 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-02-20 19:55:37,591 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-02-20 19:55:37,593 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-02-20 19:55:37,594 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-02-20 19:55:37,595 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-02-20 19:55:37,595 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-02-20 19:55:37,596 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-02-20 19:55:37,596 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-02-20 19:55:37,596 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-02-20 19:55:37,597 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-02-20 19:55:37,598 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-02-20 19:55:37,599 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2022-02-20 19:55:37,630 INFO L113 SettingsManager]: Loading preferences was successful [2022-02-20 19:55:37,631 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-02-20 19:55:37,631 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-02-20 19:55:37,631 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-02-20 19:55:37,632 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-02-20 19:55:37,632 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-02-20 19:55:37,633 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-02-20 19:55:37,633 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-02-20 19:55:37,633 INFO L138 SettingsManager]: * Use SBE=true [2022-02-20 19:55:37,633 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-02-20 19:55:37,634 INFO L138 SettingsManager]: * sizeof long=4 [2022-02-20 19:55:37,634 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-02-20 19:55:37,635 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-02-20 19:55:37,635 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-02-20 19:55:37,635 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-02-20 19:55:37,635 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-02-20 19:55:37,636 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-02-20 19:55:37,636 INFO L138 SettingsManager]: * sizeof long double=12 [2022-02-20 19:55:37,636 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-02-20 19:55:37,636 INFO L138 SettingsManager]: * Use constant arrays=true [2022-02-20 19:55:37,636 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-02-20 19:55:37,637 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-02-20 19:55:37,637 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-02-20 19:55:37,637 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-02-20 19:55:37,637 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-20 19:55:37,637 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-02-20 19:55:37,637 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-02-20 19:55:37,639 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-02-20 19:55:37,639 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-02-20 19:55:37,639 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-02-20 19:55:37,639 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-02-20 19:55:37,640 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-02-20 19:55:37,640 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-02-20 19:55:37,640 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e8ee20bd48f38d06d172550f7b4afad7a85599a8fd397bba890e4eeccd52db93 [2022-02-20 19:55:37,858 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-02-20 19:55:37,880 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-02-20 19:55:37,883 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-02-20 19:55:37,884 INFO L271 PluginConnector]: Initializing CDTParser... [2022-02-20 19:55:37,884 INFO L275 PluginConnector]: CDTParser initialized [2022-02-20 19:55:37,886 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/combinations/pc_sfifo_1.cil-2+token_ring.08.cil-2.c [2022-02-20 19:55:37,948 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9de43e8b5/28ae1f7509684631a2f00345b865cf01/FLAGbcc841409 [2022-02-20 19:55:38,347 INFO L306 CDTParser]: Found 1 translation units. [2022-02-20 19:55:38,348 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/combinations/pc_sfifo_1.cil-2+token_ring.08.cil-2.c [2022-02-20 19:55:38,364 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9de43e8b5/28ae1f7509684631a2f00345b865cf01/FLAGbcc841409 [2022-02-20 19:55:38,721 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9de43e8b5/28ae1f7509684631a2f00345b865cf01 [2022-02-20 19:55:38,723 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-02-20 19:55:38,725 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-02-20 19:55:38,726 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-02-20 19:55:38,726 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-02-20 19:55:38,733 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-02-20 19:55:38,734 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.02 07:55:38" (1/1) ... [2022-02-20 19:55:38,735 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@15c8095f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 07:55:38, skipping insertion in model container [2022-02-20 19:55:38,736 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.02 07:55:38" (1/1) ... [2022-02-20 19:55:38,742 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-02-20 19:55:38,777 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-02-20 19:55:38,941 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/combinations/pc_sfifo_1.cil-2+token_ring.08.cil-2.c[913,926] [2022-02-20 19:55:38,998 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/combinations/pc_sfifo_1.cil-2+token_ring.08.cil-2.c[5977,5990] [2022-02-20 19:55:39,107 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-20 19:55:39,121 INFO L203 MainTranslator]: Completed pre-run [2022-02-20 19:55:39,133 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/combinations/pc_sfifo_1.cil-2+token_ring.08.cil-2.c[913,926] [2022-02-20 19:55:39,159 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/combinations/pc_sfifo_1.cil-2+token_ring.08.cil-2.c[5977,5990] [2022-02-20 19:55:39,204 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-20 19:55:39,232 INFO L208 MainTranslator]: Completed translation [2022-02-20 19:55:39,233 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 07:55:39 WrapperNode [2022-02-20 19:55:39,233 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-02-20 19:55:39,234 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-02-20 19:55:39,234 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-02-20 19:55:39,234 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-02-20 19:55:39,241 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 07:55:39" (1/1) ... [2022-02-20 19:55:39,268 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 07:55:39" (1/1) ... [2022-02-20 19:55:39,345 INFO L137 Inliner]: procedures = 64, calls = 73, calls flagged for inlining = 38, calls inlined = 38, statements flattened = 828 [2022-02-20 19:55:39,345 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-02-20 19:55:39,348 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-02-20 19:55:39,348 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-02-20 19:55:39,348 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-02-20 19:55:39,356 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 07:55:39" (1/1) ... [2022-02-20 19:55:39,356 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 07:55:39" (1/1) ... [2022-02-20 19:55:39,364 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 07:55:39" (1/1) ... [2022-02-20 19:55:39,365 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 07:55:39" (1/1) ... [2022-02-20 19:55:39,384 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 07:55:39" (1/1) ... [2022-02-20 19:55:39,399 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 07:55:39" (1/1) ... [2022-02-20 19:55:39,409 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 07:55:39" (1/1) ... [2022-02-20 19:55:39,418 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-02-20 19:55:39,418 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-02-20 19:55:39,419 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-02-20 19:55:39,419 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-02-20 19:55:39,424 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 07:55:39" (1/1) ... [2022-02-20 19:55:39,429 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-20 19:55:39,436 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-20 19:55:39,446 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 19:55:39,448 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 19:55:39,478 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-02-20 19:55:39,478 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2022-02-20 19:55:39,479 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2022-02-20 19:55:39,479 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify_threads [2022-02-20 19:55:39,479 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify_threads [2022-02-20 19:55:39,480 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread1 [2022-02-20 19:55:39,481 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread1 [2022-02-20 19:55:39,481 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread2 [2022-02-20 19:55:39,481 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread2 [2022-02-20 19:55:39,481 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events2 [2022-02-20 19:55:39,482 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events2 [2022-02-20 19:55:39,482 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads2 [2022-02-20 19:55:39,482 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads2 [2022-02-20 19:55:39,482 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels2 [2022-02-20 19:55:39,482 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels2 [2022-02-20 19:55:39,482 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-02-20 19:55:39,482 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events2 [2022-02-20 19:55:39,483 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events2 [2022-02-20 19:55:39,483 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-02-20 19:55:39,483 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-02-20 19:55:39,483 INFO L130 BoogieDeclarations]: Found specification of procedure error1 [2022-02-20 19:55:39,483 INFO L138 BoogieDeclarations]: Found implementation of procedure error1 [2022-02-20 19:55:39,483 INFO L130 BoogieDeclarations]: Found specification of procedure error2 [2022-02-20 19:55:39,483 INFO L138 BoogieDeclarations]: Found implementation of procedure error2 [2022-02-20 19:55:39,585 INFO L234 CfgBuilder]: Building ICFG [2022-02-20 19:55:39,586 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-02-20 19:55:40,405 INFO L275 CfgBuilder]: Performing block encoding [2022-02-20 19:55:40,424 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-02-20 19:55:40,425 INFO L299 CfgBuilder]: Removed 15 assume(true) statements. [2022-02-20 19:55:40,428 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.02 07:55:40 BoogieIcfgContainer [2022-02-20 19:55:40,428 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-02-20 19:55:40,429 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-02-20 19:55:40,430 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-02-20 19:55:40,432 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-02-20 19:55:40,433 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.02 07:55:38" (1/3) ... [2022-02-20 19:55:40,434 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@13eb4ad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.02 07:55:40, skipping insertion in model container [2022-02-20 19:55:40,434 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 07:55:39" (2/3) ... [2022-02-20 19:55:40,434 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@13eb4ad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.02 07:55:40, skipping insertion in model container [2022-02-20 19:55:40,434 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.02 07:55:40" (3/3) ... [2022-02-20 19:55:40,436 INFO L111 eAbstractionObserver]: Analyzing ICFG pc_sfifo_1.cil-2+token_ring.08.cil-2.c [2022-02-20 19:55:40,442 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-02-20 19:55:40,442 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2022-02-20 19:55:40,490 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-02-20 19:55:40,495 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 19:55:40,496 INFO L340 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2022-02-20 19:55:40,530 INFO L276 IsEmpty]: Start isEmpty. Operand has 362 states, 319 states have (on average 1.6363636363636365) internal successors, (522), 326 states have internal predecessors, (522), 30 states have call successors, (30), 10 states have call predecessors, (30), 10 states have return successors, (30), 28 states have call predecessors, (30), 30 states have call successors, (30) [2022-02-20 19:55:40,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-02-20 19:55:40,539 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 19:55:40,539 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-20 19:55:40,540 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting error1Err0ASSERT_VIOLATIONERROR_FUNCTION === [error1Err0ASSERT_VIOLATIONERROR_FUNCTION, error2Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-20 19:55:40,543 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 19:55:40,544 INFO L85 PathProgramCache]: Analyzing trace with hash 975789426, now seen corresponding path program 1 times [2022-02-20 19:55:40,550 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 19:55:40,550 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [883554470] [2022-02-20 19:55:40,550 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 19:55:40,551 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 19:55:40,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 19:55:40,763 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-02-20 19:55:40,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 19:55:40,789 INFO L290 TraceCheckUtils]: 0: Hoare triple {365#true} havoc ~__retres1~2; {365#true} is VALID [2022-02-20 19:55:40,790 INFO L290 TraceCheckUtils]: 1: Hoare triple {365#true} assume 0 == ~p_dw_st~0;~__retres1~2 := 1; {365#true} is VALID [2022-02-20 19:55:40,791 INFO L290 TraceCheckUtils]: 2: Hoare triple {365#true} #res := ~__retres1~2; {365#true} is VALID [2022-02-20 19:55:40,791 INFO L290 TraceCheckUtils]: 3: Hoare triple {365#true} assume true; {365#true} is VALID [2022-02-20 19:55:40,791 INFO L284 TraceCheckUtils]: 4: Hoare quadruple {365#true} {366#false} #1403#return; {366#false} is VALID [2022-02-20 19:55:40,798 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-02-20 19:55:40,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 19:55:40,831 INFO L290 TraceCheckUtils]: 0: Hoare triple {387#(and (= |old(~p_dw_st~0)| ~p_dw_st~0) (= ~c_dr_st~0 |old(~c_dr_st~0)|))} havoc ~tmp~0#1;havoc ~tmp___0~0#1;assume { :begin_inline_is_do_write_p_triggered } true;havoc is_do_write_p_triggered_#res#1;havoc is_do_write_p_triggered_~__retres1~0#1;havoc is_do_write_p_triggered_~__retres1~0#1; {365#true} is VALID [2022-02-20 19:55:40,832 INFO L290 TraceCheckUtils]: 1: Hoare triple {365#true} assume 1 == ~p_dw_pc~0; {365#true} is VALID [2022-02-20 19:55:40,832 INFO L290 TraceCheckUtils]: 2: Hoare triple {365#true} assume 1 == ~q_read_ev~0;is_do_write_p_triggered_~__retres1~0#1 := 1; {365#true} is VALID [2022-02-20 19:55:40,832 INFO L290 TraceCheckUtils]: 3: Hoare triple {365#true} is_do_write_p_triggered_#res#1 := is_do_write_p_triggered_~__retres1~0#1; {365#true} is VALID [2022-02-20 19:55:40,833 INFO L290 TraceCheckUtils]: 4: Hoare triple {365#true} #t~ret5#1 := is_do_write_p_triggered_#res#1;assume { :end_inline_is_do_write_p_triggered } true;assume -2147483648 <= #t~ret5#1 && #t~ret5#1 <= 2147483647;~tmp~0#1 := #t~ret5#1;havoc #t~ret5#1; {365#true} is VALID [2022-02-20 19:55:40,833 INFO L290 TraceCheckUtils]: 5: Hoare triple {365#true} assume 0 != ~tmp~0#1;~p_dw_st~0 := 0; {365#true} is VALID [2022-02-20 19:55:40,833 INFO L290 TraceCheckUtils]: 6: Hoare triple {365#true} assume { :begin_inline_is_do_read_c_triggered } true;havoc is_do_read_c_triggered_#res#1;havoc is_do_read_c_triggered_~__retres1~1#1;havoc is_do_read_c_triggered_~__retres1~1#1; {365#true} is VALID [2022-02-20 19:55:40,833 INFO L290 TraceCheckUtils]: 7: Hoare triple {365#true} assume !(1 == ~c_dr_pc~0); {365#true} is VALID [2022-02-20 19:55:40,834 INFO L290 TraceCheckUtils]: 8: Hoare triple {365#true} is_do_read_c_triggered_~__retres1~1#1 := 0; {365#true} is VALID [2022-02-20 19:55:40,834 INFO L290 TraceCheckUtils]: 9: Hoare triple {365#true} is_do_read_c_triggered_#res#1 := is_do_read_c_triggered_~__retres1~1#1; {365#true} is VALID [2022-02-20 19:55:40,834 INFO L290 TraceCheckUtils]: 10: Hoare triple {365#true} #t~ret6#1 := is_do_read_c_triggered_#res#1;assume { :end_inline_is_do_read_c_triggered } true;assume -2147483648 <= #t~ret6#1 && #t~ret6#1 <= 2147483647;~tmp___0~0#1 := #t~ret6#1;havoc #t~ret6#1; {365#true} is VALID [2022-02-20 19:55:40,834 INFO L290 TraceCheckUtils]: 11: Hoare triple {365#true} assume 0 != ~tmp___0~0#1;~c_dr_st~0 := 0; {365#true} is VALID [2022-02-20 19:55:40,835 INFO L290 TraceCheckUtils]: 12: Hoare triple {365#true} assume true; {365#true} is VALID [2022-02-20 19:55:40,835 INFO L284 TraceCheckUtils]: 13: Hoare quadruple {365#true} {366#false} #1407#return; {366#false} is VALID [2022-02-20 19:55:40,836 INFO L290 TraceCheckUtils]: 0: Hoare triple {365#true} assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(19, 2);call #Ultimate.allocInit(12, 3);~q_buf_0~0 := 0;~q_free~0 := 0;~q_read_ev~0 := 0;~q_write_ev~0 := 0;~p_num_write~0 := 0;~p_last_write~0 := 0;~p_dw_st~0 := 0;~p_dw_pc~0 := 0;~p_dw_i~0 := 0;~c_num_read~0 := 0;~c_last_read~0 := 0;~c_dr_st~0 := 0;~c_dr_pc~0 := 0;~c_dr_i~0 := 0;~a_t~0 := 0;~m_pc~0 := 0;~t1_pc~0 := 0;~t2_pc~0 := 0;~t3_pc~0 := 0;~t4_pc~0 := 0;~t5_pc~0 := 0;~t6_pc~0 := 0;~t7_pc~0 := 0;~t8_pc~0 := 0;~m_st~0 := 0;~t1_st~0 := 0;~t2_st~0 := 0;~t3_st~0 := 0;~t4_st~0 := 0;~t5_st~0 := 0;~t6_st~0 := 0;~t7_st~0 := 0;~t8_st~0 := 0;~m_i~0 := 0;~t1_i~0 := 0;~t2_i~0 := 0;~t3_i~0 := 0;~t4_i~0 := 0;~t5_i~0 := 0;~t6_i~0 := 0;~t7_i~0 := 0;~t8_i~0 := 0;~M_E~0 := 2;~T1_E~0 := 2;~T2_E~0 := 2;~T3_E~0 := 2;~T4_E~0 := 2;~T5_E~0 := 2;~T6_E~0 := 2;~T7_E~0 := 2;~T8_E~0 := 2;~E_M~0 := 2;~E_1~0 := 2;~E_2~0 := 2;~E_3~0 := 2;~E_4~0 := 2;~E_5~0 := 2;~E_6~0 := 2;~E_7~0 := 2;~E_8~0 := 2;~token~0 := 0;~local~0 := 0; {365#true} is VALID [2022-02-20 19:55:40,837 INFO L290 TraceCheckUtils]: 1: Hoare triple {365#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet41#1, main_#t~ret42#1, main_#t~ret43#1;assume -2147483648 <= main_#t~nondet41#1 && main_#t~nondet41#1 <= 2147483647; {365#true} is VALID [2022-02-20 19:55:40,838 INFO L290 TraceCheckUtils]: 2: Hoare triple {365#true} assume 0 != main_#t~nondet41#1;havoc main_#t~nondet41#1;assume { :begin_inline_main1 } true;havoc main1_#res#1;havoc main1_~__retres1~3#1;havoc main1_~__retres1~3#1;assume { :begin_inline_init_model1 } true;~q_free~0 := 1;~q_write_ev~0 := 2;~q_read_ev~0 := ~q_write_ev~0;~p_num_write~0 := 0;~p_dw_pc~0 := 0;~p_dw_i~0 := 1;~c_num_read~0 := 0;~c_dr_pc~0 := 0;~c_dr_i~0 := 1; {367#(= 1 ~c_dr_i~0)} is VALID [2022-02-20 19:55:40,838 INFO L290 TraceCheckUtils]: 3: Hoare triple {367#(= 1 ~c_dr_i~0)} assume { :end_inline_init_model1 } true;assume { :begin_inline_start_simulation1 } true;havoc start_simulation1_#t~ret12#1, start_simulation1_~kernel_st~0#1, start_simulation1_~tmp~3#1;havoc start_simulation1_~kernel_st~0#1;havoc start_simulation1_~tmp~3#1;start_simulation1_~kernel_st~0#1 := 0;assume { :begin_inline_init_threads1 } true; {367#(= 1 ~c_dr_i~0)} is VALID [2022-02-20 19:55:40,839 INFO L290 TraceCheckUtils]: 4: Hoare triple {367#(= 1 ~c_dr_i~0)} assume 1 == ~p_dw_i~0;~p_dw_st~0 := 0; {367#(= 1 ~c_dr_i~0)} is VALID [2022-02-20 19:55:40,840 INFO L290 TraceCheckUtils]: 5: Hoare triple {367#(= 1 ~c_dr_i~0)} assume !(1 == ~c_dr_i~0);~c_dr_st~0 := 2; {366#false} is VALID [2022-02-20 19:55:40,841 INFO L290 TraceCheckUtils]: 6: Hoare triple {366#false} assume { :end_inline_init_threads1 } true; {366#false} is VALID [2022-02-20 19:55:40,841 INFO L290 TraceCheckUtils]: 7: Hoare triple {366#false} assume !false; {366#false} is VALID [2022-02-20 19:55:40,841 INFO L290 TraceCheckUtils]: 8: Hoare triple {366#false} start_simulation1_~kernel_st~0#1 := 1;assume { :begin_inline_eval1 } true;havoc eval1_#t~ret8#1, eval1_#t~nondet9#1, eval1_#t~nondet10#1, eval1_~tmp~1#1, eval1_~tmp___0~1#1, eval1_~tmp___1~0#1;havoc eval1_~tmp~1#1;havoc eval1_~tmp___0~1#1;havoc eval1_~tmp___1~0#1; {366#false} is VALID [2022-02-20 19:55:40,842 INFO L290 TraceCheckUtils]: 9: Hoare triple {366#false} assume !false; {366#false} is VALID [2022-02-20 19:55:40,842 INFO L272 TraceCheckUtils]: 10: Hoare triple {366#false} call eval1_#t~ret8#1 := exists_runnable_thread1(); {365#true} is VALID [2022-02-20 19:55:40,842 INFO L290 TraceCheckUtils]: 11: Hoare triple {365#true} havoc ~__retres1~2; {365#true} is VALID [2022-02-20 19:55:40,843 INFO L290 TraceCheckUtils]: 12: Hoare triple {365#true} assume 0 == ~p_dw_st~0;~__retres1~2 := 1; {365#true} is VALID [2022-02-20 19:55:40,843 INFO L290 TraceCheckUtils]: 13: Hoare triple {365#true} #res := ~__retres1~2; {365#true} is VALID [2022-02-20 19:55:40,844 INFO L290 TraceCheckUtils]: 14: Hoare triple {365#true} assume true; {365#true} is VALID [2022-02-20 19:55:40,844 INFO L284 TraceCheckUtils]: 15: Hoare quadruple {365#true} {366#false} #1403#return; {366#false} is VALID [2022-02-20 19:55:40,844 INFO L290 TraceCheckUtils]: 16: Hoare triple {366#false} assume -2147483648 <= eval1_#t~ret8#1 && eval1_#t~ret8#1 <= 2147483647;eval1_~tmp___1~0#1 := eval1_#t~ret8#1;havoc eval1_#t~ret8#1; {366#false} is VALID [2022-02-20 19:55:40,845 INFO L290 TraceCheckUtils]: 17: Hoare triple {366#false} assume 0 != eval1_~tmp___1~0#1; {366#false} is VALID [2022-02-20 19:55:40,845 INFO L290 TraceCheckUtils]: 18: Hoare triple {366#false} assume !(0 == ~p_dw_st~0); {366#false} is VALID [2022-02-20 19:55:40,845 INFO L290 TraceCheckUtils]: 19: Hoare triple {366#false} assume 0 == ~c_dr_st~0;assume -2147483648 <= eval1_#t~nondet10#1 && eval1_#t~nondet10#1 <= 2147483647;eval1_~tmp___0~1#1 := eval1_#t~nondet10#1;havoc eval1_#t~nondet10#1; {366#false} is VALID [2022-02-20 19:55:40,845 INFO L290 TraceCheckUtils]: 20: Hoare triple {366#false} assume 0 != eval1_~tmp___0~1#1;~c_dr_st~0 := 1;assume { :begin_inline_do_read_c } true;havoc do_read_c_~a~0#1;havoc do_read_c_~a~0#1; {366#false} is VALID [2022-02-20 19:55:40,846 INFO L290 TraceCheckUtils]: 21: Hoare triple {366#false} assume 0 == ~c_dr_pc~0; {366#false} is VALID [2022-02-20 19:55:40,846 INFO L290 TraceCheckUtils]: 22: Hoare triple {366#false} assume !false; {366#false} is VALID [2022-02-20 19:55:40,846 INFO L290 TraceCheckUtils]: 23: Hoare triple {366#false} assume !(1 == ~q_free~0); {366#false} is VALID [2022-02-20 19:55:40,847 INFO L290 TraceCheckUtils]: 24: Hoare triple {366#false} do_read_c_~a~0#1 := ~q_buf_0~0;~c_last_read~0 := do_read_c_~a~0#1;~c_num_read~0 := 1 + ~c_num_read~0;~q_free~0 := 1;~q_read_ev~0 := 1; {366#false} is VALID [2022-02-20 19:55:40,847 INFO L272 TraceCheckUtils]: 25: Hoare triple {366#false} call immediate_notify_threads(); {387#(and (= |old(~p_dw_st~0)| ~p_dw_st~0) (= ~c_dr_st~0 |old(~c_dr_st~0)|))} is VALID [2022-02-20 19:55:40,847 INFO L290 TraceCheckUtils]: 26: Hoare triple {387#(and (= |old(~p_dw_st~0)| ~p_dw_st~0) (= ~c_dr_st~0 |old(~c_dr_st~0)|))} havoc ~tmp~0#1;havoc ~tmp___0~0#1;assume { :begin_inline_is_do_write_p_triggered } true;havoc is_do_write_p_triggered_#res#1;havoc is_do_write_p_triggered_~__retres1~0#1;havoc is_do_write_p_triggered_~__retres1~0#1; {365#true} is VALID [2022-02-20 19:55:40,847 INFO L290 TraceCheckUtils]: 27: Hoare triple {365#true} assume 1 == ~p_dw_pc~0; {365#true} is VALID [2022-02-20 19:55:40,848 INFO L290 TraceCheckUtils]: 28: Hoare triple {365#true} assume 1 == ~q_read_ev~0;is_do_write_p_triggered_~__retres1~0#1 := 1; {365#true} is VALID [2022-02-20 19:55:40,848 INFO L290 TraceCheckUtils]: 29: Hoare triple {365#true} is_do_write_p_triggered_#res#1 := is_do_write_p_triggered_~__retres1~0#1; {365#true} is VALID [2022-02-20 19:55:40,851 INFO L290 TraceCheckUtils]: 30: Hoare triple {365#true} #t~ret5#1 := is_do_write_p_triggered_#res#1;assume { :end_inline_is_do_write_p_triggered } true;assume -2147483648 <= #t~ret5#1 && #t~ret5#1 <= 2147483647;~tmp~0#1 := #t~ret5#1;havoc #t~ret5#1; {365#true} is VALID [2022-02-20 19:55:40,852 INFO L290 TraceCheckUtils]: 31: Hoare triple {365#true} assume 0 != ~tmp~0#1;~p_dw_st~0 := 0; {365#true} is VALID [2022-02-20 19:55:40,852 INFO L290 TraceCheckUtils]: 32: Hoare triple {365#true} assume { :begin_inline_is_do_read_c_triggered } true;havoc is_do_read_c_triggered_#res#1;havoc is_do_read_c_triggered_~__retres1~1#1;havoc is_do_read_c_triggered_~__retres1~1#1; {365#true} is VALID [2022-02-20 19:55:40,853 INFO L290 TraceCheckUtils]: 33: Hoare triple {365#true} assume !(1 == ~c_dr_pc~0); {365#true} is VALID [2022-02-20 19:55:40,853 INFO L290 TraceCheckUtils]: 34: Hoare triple {365#true} is_do_read_c_triggered_~__retres1~1#1 := 0; {365#true} is VALID [2022-02-20 19:55:40,856 INFO L290 TraceCheckUtils]: 35: Hoare triple {365#true} is_do_read_c_triggered_#res#1 := is_do_read_c_triggered_~__retres1~1#1; {365#true} is VALID [2022-02-20 19:55:40,857 INFO L290 TraceCheckUtils]: 36: Hoare triple {365#true} #t~ret6#1 := is_do_read_c_triggered_#res#1;assume { :end_inline_is_do_read_c_triggered } true;assume -2147483648 <= #t~ret6#1 && #t~ret6#1 <= 2147483647;~tmp___0~0#1 := #t~ret6#1;havoc #t~ret6#1; {365#true} is VALID [2022-02-20 19:55:40,858 INFO L290 TraceCheckUtils]: 37: Hoare triple {365#true} assume 0 != ~tmp___0~0#1;~c_dr_st~0 := 0; {365#true} is VALID [2022-02-20 19:55:40,858 INFO L290 TraceCheckUtils]: 38: Hoare triple {365#true} assume true; {365#true} is VALID [2022-02-20 19:55:40,859 INFO L284 TraceCheckUtils]: 39: Hoare quadruple {365#true} {366#false} #1407#return; {366#false} is VALID [2022-02-20 19:55:40,859 INFO L290 TraceCheckUtils]: 40: Hoare triple {366#false} ~q_read_ev~0 := 2; {366#false} is VALID [2022-02-20 19:55:40,859 INFO L290 TraceCheckUtils]: 41: Hoare triple {366#false} assume !(~p_last_write~0 == ~c_last_read~0); {366#false} is VALID [2022-02-20 19:55:40,860 INFO L272 TraceCheckUtils]: 42: Hoare triple {366#false} call error1(); {366#false} is VALID [2022-02-20 19:55:40,860 INFO L290 TraceCheckUtils]: 43: Hoare triple {366#false} assume !false; {366#false} is VALID [2022-02-20 19:55:40,863 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-20 19:55:40,864 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 19:55:40,864 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [883554470] [2022-02-20 19:55:40,865 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [883554470] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 19:55:40,865 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 19:55:40,865 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-02-20 19:55:40,868 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [693747475] [2022-02-20 19:55:40,868 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 19:55:40,876 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.75) internal successors, (39), 3 states have internal predecessors, (39), 1 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 44 [2022-02-20 19:55:40,879 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 19:55:40,882 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 4 states, 4 states have (on average 9.75) internal successors, (39), 3 states have internal predecessors, (39), 1 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-02-20 19:55:40,931 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 44 edges. 44 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 19:55:40,931 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-02-20 19:55:40,931 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 19:55:40,955 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-02-20 19:55:40,956 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-02-20 19:55:40,966 INFO L87 Difference]: Start difference. First operand has 362 states, 319 states have (on average 1.6363636363636365) internal successors, (522), 326 states have internal predecessors, (522), 30 states have call successors, (30), 10 states have call predecessors, (30), 10 states have return successors, (30), 28 states have call predecessors, (30), 30 states have call successors, (30) Second operand has 4 states, 4 states have (on average 9.75) internal successors, (39), 3 states have internal predecessors, (39), 1 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-02-20 19:55:42,254 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 19:55:42,254 INFO L93 Difference]: Finished difference Result 710 states and 1139 transitions. [2022-02-20 19:55:42,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-02-20 19:55:42,255 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.75) internal successors, (39), 3 states have internal predecessors, (39), 1 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 44 [2022-02-20 19:55:42,255 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-20 19:55:42,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 9.75) internal successors, (39), 3 states have internal predecessors, (39), 1 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-02-20 19:55:42,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 1139 transitions. [2022-02-20 19:55:42,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 9.75) internal successors, (39), 3 states have internal predecessors, (39), 1 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-02-20 19:55:42,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 1139 transitions. [2022-02-20 19:55:42,308 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states and 1139 transitions. [2022-02-20 19:55:43,130 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 1139 edges. 1139 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 19:55:43,164 INFO L225 Difference]: With dead ends: 710 [2022-02-20 19:55:43,164 INFO L226 Difference]: Without dead ends: 360 [2022-02-20 19:55:43,173 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-02-20 19:55:43,176 INFO L933 BasicCegarLoop]: 550 mSDtfsCounter, 307 mSDsluCounter, 505 mSDsCounter, 0 mSdLazyCounter, 259 mSolverCounterSat, 30 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 310 SdHoareTripleChecker+Valid, 1055 SdHoareTripleChecker+Invalid, 289 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 30 IncrementalHoareTripleChecker+Valid, 259 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-02-20 19:55:43,178 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [310 Valid, 1055 Invalid, 289 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [30 Valid, 259 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-02-20 19:55:43,193 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 360 states. [2022-02-20 19:55:43,241 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 360 to 351. [2022-02-20 19:55:43,242 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-20 19:55:43,244 INFO L82 GeneralOperation]: Start isEquivalent. First operand 360 states. Second operand has 351 states, 311 states have (on average 1.540192926045016) internal successors, (479), 315 states have internal predecessors, (479), 30 states have call successors, (30), 10 states have call predecessors, (30), 8 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) [2022-02-20 19:55:43,248 INFO L74 IsIncluded]: Start isIncluded. First operand 360 states. Second operand has 351 states, 311 states have (on average 1.540192926045016) internal successors, (479), 315 states have internal predecessors, (479), 30 states have call successors, (30), 10 states have call predecessors, (30), 8 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) [2022-02-20 19:55:43,251 INFO L87 Difference]: Start difference. First operand 360 states. Second operand has 351 states, 311 states have (on average 1.540192926045016) internal successors, (479), 315 states have internal predecessors, (479), 30 states have call successors, (30), 10 states have call predecessors, (30), 8 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) [2022-02-20 19:55:43,273 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 19:55:43,274 INFO L93 Difference]: Finished difference Result 360 states and 548 transitions. [2022-02-20 19:55:43,274 INFO L276 IsEmpty]: Start isEmpty. Operand 360 states and 548 transitions. [2022-02-20 19:55:43,284 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 19:55:43,285 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 19:55:43,286 INFO L74 IsIncluded]: Start isIncluded. First operand has 351 states, 311 states have (on average 1.540192926045016) internal successors, (479), 315 states have internal predecessors, (479), 30 states have call successors, (30), 10 states have call predecessors, (30), 8 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) Second operand 360 states. [2022-02-20 19:55:43,288 INFO L87 Difference]: Start difference. First operand has 351 states, 311 states have (on average 1.540192926045016) internal successors, (479), 315 states have internal predecessors, (479), 30 states have call successors, (30), 10 states have call predecessors, (30), 8 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) Second operand 360 states. [2022-02-20 19:55:43,305 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 19:55:43,306 INFO L93 Difference]: Finished difference Result 360 states and 548 transitions. [2022-02-20 19:55:43,306 INFO L276 IsEmpty]: Start isEmpty. Operand 360 states and 548 transitions. [2022-02-20 19:55:43,308 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 19:55:43,308 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 19:55:43,308 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-20 19:55:43,308 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-20 19:55:43,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 351 states, 311 states have (on average 1.540192926045016) internal successors, (479), 315 states have internal predecessors, (479), 30 states have call successors, (30), 10 states have call predecessors, (30), 8 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) [2022-02-20 19:55:43,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 351 states and 535 transitions. [2022-02-20 19:55:43,337 INFO L78 Accepts]: Start accepts. Automaton has 351 states and 535 transitions. Word has length 44 [2022-02-20 19:55:43,337 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 19:55:43,337 INFO L470 AbstractCegarLoop]: Abstraction has 351 states and 535 transitions. [2022-02-20 19:55:43,338 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.75) internal successors, (39), 3 states have internal predecessors, (39), 1 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-02-20 19:55:43,338 INFO L276 IsEmpty]: Start isEmpty. Operand 351 states and 535 transitions. [2022-02-20 19:55:43,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-02-20 19:55:43,339 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 19:55:43,339 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-20 19:55:43,340 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-02-20 19:55:43,340 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting error1Err0ASSERT_VIOLATIONERROR_FUNCTION === [error1Err0ASSERT_VIOLATIONERROR_FUNCTION, error2Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-20 19:55:43,341 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 19:55:43,341 INFO L85 PathProgramCache]: Analyzing trace with hash -1473810704, now seen corresponding path program 1 times [2022-02-20 19:55:43,341 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 19:55:43,342 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1514395393] [2022-02-20 19:55:43,342 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 19:55:43,342 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 19:55:43,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 19:55:43,432 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-02-20 19:55:43,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 19:55:43,448 INFO L290 TraceCheckUtils]: 0: Hoare triple {2513#true} havoc ~__retres1~2; {2513#true} is VALID [2022-02-20 19:55:43,449 INFO L290 TraceCheckUtils]: 1: Hoare triple {2513#true} assume 0 == ~p_dw_st~0;~__retres1~2 := 1; {2515#(= ~p_dw_st~0 0)} is VALID [2022-02-20 19:55:43,449 INFO L290 TraceCheckUtils]: 2: Hoare triple {2515#(= ~p_dw_st~0 0)} #res := ~__retres1~2; {2515#(= ~p_dw_st~0 0)} is VALID [2022-02-20 19:55:43,449 INFO L290 TraceCheckUtils]: 3: Hoare triple {2515#(= ~p_dw_st~0 0)} assume true; {2515#(= ~p_dw_st~0 0)} is VALID [2022-02-20 19:55:43,450 INFO L284 TraceCheckUtils]: 4: Hoare quadruple {2515#(= ~p_dw_st~0 0)} {2515#(= ~p_dw_st~0 0)} #1403#return; {2515#(= ~p_dw_st~0 0)} is VALID [2022-02-20 19:55:43,454 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-02-20 19:55:43,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 19:55:43,466 INFO L290 TraceCheckUtils]: 0: Hoare triple {2535#(and (= |old(~p_dw_st~0)| ~p_dw_st~0) (= ~c_dr_st~0 |old(~c_dr_st~0)|))} havoc ~tmp~0#1;havoc ~tmp___0~0#1;assume { :begin_inline_is_do_write_p_triggered } true;havoc is_do_write_p_triggered_#res#1;havoc is_do_write_p_triggered_~__retres1~0#1;havoc is_do_write_p_triggered_~__retres1~0#1; {2513#true} is VALID [2022-02-20 19:55:43,466 INFO L290 TraceCheckUtils]: 1: Hoare triple {2513#true} assume 1 == ~p_dw_pc~0; {2513#true} is VALID [2022-02-20 19:55:43,466 INFO L290 TraceCheckUtils]: 2: Hoare triple {2513#true} assume 1 == ~q_read_ev~0;is_do_write_p_triggered_~__retres1~0#1 := 1; {2513#true} is VALID [2022-02-20 19:55:43,467 INFO L290 TraceCheckUtils]: 3: Hoare triple {2513#true} is_do_write_p_triggered_#res#1 := is_do_write_p_triggered_~__retres1~0#1; {2513#true} is VALID [2022-02-20 19:55:43,467 INFO L290 TraceCheckUtils]: 4: Hoare triple {2513#true} #t~ret5#1 := is_do_write_p_triggered_#res#1;assume { :end_inline_is_do_write_p_triggered } true;assume -2147483648 <= #t~ret5#1 && #t~ret5#1 <= 2147483647;~tmp~0#1 := #t~ret5#1;havoc #t~ret5#1; {2513#true} is VALID [2022-02-20 19:55:43,467 INFO L290 TraceCheckUtils]: 5: Hoare triple {2513#true} assume 0 != ~tmp~0#1;~p_dw_st~0 := 0; {2513#true} is VALID [2022-02-20 19:55:43,467 INFO L290 TraceCheckUtils]: 6: Hoare triple {2513#true} assume { :begin_inline_is_do_read_c_triggered } true;havoc is_do_read_c_triggered_#res#1;havoc is_do_read_c_triggered_~__retres1~1#1;havoc is_do_read_c_triggered_~__retres1~1#1; {2513#true} is VALID [2022-02-20 19:55:43,467 INFO L290 TraceCheckUtils]: 7: Hoare triple {2513#true} assume !(1 == ~c_dr_pc~0); {2513#true} is VALID [2022-02-20 19:55:43,468 INFO L290 TraceCheckUtils]: 8: Hoare triple {2513#true} is_do_read_c_triggered_~__retres1~1#1 := 0; {2513#true} is VALID [2022-02-20 19:55:43,468 INFO L290 TraceCheckUtils]: 9: Hoare triple {2513#true} is_do_read_c_triggered_#res#1 := is_do_read_c_triggered_~__retres1~1#1; {2513#true} is VALID [2022-02-20 19:55:43,468 INFO L290 TraceCheckUtils]: 10: Hoare triple {2513#true} #t~ret6#1 := is_do_read_c_triggered_#res#1;assume { :end_inline_is_do_read_c_triggered } true;assume -2147483648 <= #t~ret6#1 && #t~ret6#1 <= 2147483647;~tmp___0~0#1 := #t~ret6#1;havoc #t~ret6#1; {2513#true} is VALID [2022-02-20 19:55:43,468 INFO L290 TraceCheckUtils]: 11: Hoare triple {2513#true} assume 0 != ~tmp___0~0#1;~c_dr_st~0 := 0; {2513#true} is VALID [2022-02-20 19:55:43,469 INFO L290 TraceCheckUtils]: 12: Hoare triple {2513#true} assume true; {2513#true} is VALID [2022-02-20 19:55:43,469 INFO L284 TraceCheckUtils]: 13: Hoare quadruple {2513#true} {2514#false} #1407#return; {2514#false} is VALID [2022-02-20 19:55:43,469 INFO L290 TraceCheckUtils]: 0: Hoare triple {2513#true} assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(19, 2);call #Ultimate.allocInit(12, 3);~q_buf_0~0 := 0;~q_free~0 := 0;~q_read_ev~0 := 0;~q_write_ev~0 := 0;~p_num_write~0 := 0;~p_last_write~0 := 0;~p_dw_st~0 := 0;~p_dw_pc~0 := 0;~p_dw_i~0 := 0;~c_num_read~0 := 0;~c_last_read~0 := 0;~c_dr_st~0 := 0;~c_dr_pc~0 := 0;~c_dr_i~0 := 0;~a_t~0 := 0;~m_pc~0 := 0;~t1_pc~0 := 0;~t2_pc~0 := 0;~t3_pc~0 := 0;~t4_pc~0 := 0;~t5_pc~0 := 0;~t6_pc~0 := 0;~t7_pc~0 := 0;~t8_pc~0 := 0;~m_st~0 := 0;~t1_st~0 := 0;~t2_st~0 := 0;~t3_st~0 := 0;~t4_st~0 := 0;~t5_st~0 := 0;~t6_st~0 := 0;~t7_st~0 := 0;~t8_st~0 := 0;~m_i~0 := 0;~t1_i~0 := 0;~t2_i~0 := 0;~t3_i~0 := 0;~t4_i~0 := 0;~t5_i~0 := 0;~t6_i~0 := 0;~t7_i~0 := 0;~t8_i~0 := 0;~M_E~0 := 2;~T1_E~0 := 2;~T2_E~0 := 2;~T3_E~0 := 2;~T4_E~0 := 2;~T5_E~0 := 2;~T6_E~0 := 2;~T7_E~0 := 2;~T8_E~0 := 2;~E_M~0 := 2;~E_1~0 := 2;~E_2~0 := 2;~E_3~0 := 2;~E_4~0 := 2;~E_5~0 := 2;~E_6~0 := 2;~E_7~0 := 2;~E_8~0 := 2;~token~0 := 0;~local~0 := 0; {2513#true} is VALID [2022-02-20 19:55:43,469 INFO L290 TraceCheckUtils]: 1: Hoare triple {2513#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet41#1, main_#t~ret42#1, main_#t~ret43#1;assume -2147483648 <= main_#t~nondet41#1 && main_#t~nondet41#1 <= 2147483647; {2513#true} is VALID [2022-02-20 19:55:43,470 INFO L290 TraceCheckUtils]: 2: Hoare triple {2513#true} assume 0 != main_#t~nondet41#1;havoc main_#t~nondet41#1;assume { :begin_inline_main1 } true;havoc main1_#res#1;havoc main1_~__retres1~3#1;havoc main1_~__retres1~3#1;assume { :begin_inline_init_model1 } true;~q_free~0 := 1;~q_write_ev~0 := 2;~q_read_ev~0 := ~q_write_ev~0;~p_num_write~0 := 0;~p_dw_pc~0 := 0;~p_dw_i~0 := 1;~c_num_read~0 := 0;~c_dr_pc~0 := 0;~c_dr_i~0 := 1; {2513#true} is VALID [2022-02-20 19:55:43,470 INFO L290 TraceCheckUtils]: 3: Hoare triple {2513#true} assume { :end_inline_init_model1 } true;assume { :begin_inline_start_simulation1 } true;havoc start_simulation1_#t~ret12#1, start_simulation1_~kernel_st~0#1, start_simulation1_~tmp~3#1;havoc start_simulation1_~kernel_st~0#1;havoc start_simulation1_~tmp~3#1;start_simulation1_~kernel_st~0#1 := 0;assume { :begin_inline_init_threads1 } true; {2513#true} is VALID [2022-02-20 19:55:43,470 INFO L290 TraceCheckUtils]: 4: Hoare triple {2513#true} assume 1 == ~p_dw_i~0;~p_dw_st~0 := 0; {2515#(= ~p_dw_st~0 0)} is VALID [2022-02-20 19:55:43,471 INFO L290 TraceCheckUtils]: 5: Hoare triple {2515#(= ~p_dw_st~0 0)} assume 1 == ~c_dr_i~0;~c_dr_st~0 := 0; {2515#(= ~p_dw_st~0 0)} is VALID [2022-02-20 19:55:43,471 INFO L290 TraceCheckUtils]: 6: Hoare triple {2515#(= ~p_dw_st~0 0)} assume { :end_inline_init_threads1 } true; {2515#(= ~p_dw_st~0 0)} is VALID [2022-02-20 19:55:43,472 INFO L290 TraceCheckUtils]: 7: Hoare triple {2515#(= ~p_dw_st~0 0)} assume !false; {2515#(= ~p_dw_st~0 0)} is VALID [2022-02-20 19:55:43,472 INFO L290 TraceCheckUtils]: 8: Hoare triple {2515#(= ~p_dw_st~0 0)} start_simulation1_~kernel_st~0#1 := 1;assume { :begin_inline_eval1 } true;havoc eval1_#t~ret8#1, eval1_#t~nondet9#1, eval1_#t~nondet10#1, eval1_~tmp~1#1, eval1_~tmp___0~1#1, eval1_~tmp___1~0#1;havoc eval1_~tmp~1#1;havoc eval1_~tmp___0~1#1;havoc eval1_~tmp___1~0#1; {2515#(= ~p_dw_st~0 0)} is VALID [2022-02-20 19:55:43,472 INFO L290 TraceCheckUtils]: 9: Hoare triple {2515#(= ~p_dw_st~0 0)} assume !false; {2515#(= ~p_dw_st~0 0)} is VALID [2022-02-20 19:55:43,473 INFO L272 TraceCheckUtils]: 10: Hoare triple {2515#(= ~p_dw_st~0 0)} call eval1_#t~ret8#1 := exists_runnable_thread1(); {2513#true} is VALID [2022-02-20 19:55:43,473 INFO L290 TraceCheckUtils]: 11: Hoare triple {2513#true} havoc ~__retres1~2; {2513#true} is VALID [2022-02-20 19:55:43,473 INFO L290 TraceCheckUtils]: 12: Hoare triple {2513#true} assume 0 == ~p_dw_st~0;~__retres1~2 := 1; {2515#(= ~p_dw_st~0 0)} is VALID [2022-02-20 19:55:43,474 INFO L290 TraceCheckUtils]: 13: Hoare triple {2515#(= ~p_dw_st~0 0)} #res := ~__retres1~2; {2515#(= ~p_dw_st~0 0)} is VALID [2022-02-20 19:55:43,474 INFO L290 TraceCheckUtils]: 14: Hoare triple {2515#(= ~p_dw_st~0 0)} assume true; {2515#(= ~p_dw_st~0 0)} is VALID [2022-02-20 19:55:43,475 INFO L284 TraceCheckUtils]: 15: Hoare quadruple {2515#(= ~p_dw_st~0 0)} {2515#(= ~p_dw_st~0 0)} #1403#return; {2515#(= ~p_dw_st~0 0)} is VALID [2022-02-20 19:55:43,475 INFO L290 TraceCheckUtils]: 16: Hoare triple {2515#(= ~p_dw_st~0 0)} assume -2147483648 <= eval1_#t~ret8#1 && eval1_#t~ret8#1 <= 2147483647;eval1_~tmp___1~0#1 := eval1_#t~ret8#1;havoc eval1_#t~ret8#1; {2515#(= ~p_dw_st~0 0)} is VALID [2022-02-20 19:55:43,476 INFO L290 TraceCheckUtils]: 17: Hoare triple {2515#(= ~p_dw_st~0 0)} assume 0 != eval1_~tmp___1~0#1; {2515#(= ~p_dw_st~0 0)} is VALID [2022-02-20 19:55:43,476 INFO L290 TraceCheckUtils]: 18: Hoare triple {2515#(= ~p_dw_st~0 0)} assume !(0 == ~p_dw_st~0); {2514#false} is VALID [2022-02-20 19:55:43,476 INFO L290 TraceCheckUtils]: 19: Hoare triple {2514#false} assume 0 == ~c_dr_st~0;assume -2147483648 <= eval1_#t~nondet10#1 && eval1_#t~nondet10#1 <= 2147483647;eval1_~tmp___0~1#1 := eval1_#t~nondet10#1;havoc eval1_#t~nondet10#1; {2514#false} is VALID [2022-02-20 19:55:43,477 INFO L290 TraceCheckUtils]: 20: Hoare triple {2514#false} assume 0 != eval1_~tmp___0~1#1;~c_dr_st~0 := 1;assume { :begin_inline_do_read_c } true;havoc do_read_c_~a~0#1;havoc do_read_c_~a~0#1; {2514#false} is VALID [2022-02-20 19:55:43,477 INFO L290 TraceCheckUtils]: 21: Hoare triple {2514#false} assume 0 == ~c_dr_pc~0; {2514#false} is VALID [2022-02-20 19:55:43,477 INFO L290 TraceCheckUtils]: 22: Hoare triple {2514#false} assume !false; {2514#false} is VALID [2022-02-20 19:55:43,477 INFO L290 TraceCheckUtils]: 23: Hoare triple {2514#false} assume !(1 == ~q_free~0); {2514#false} is VALID [2022-02-20 19:55:43,478 INFO L290 TraceCheckUtils]: 24: Hoare triple {2514#false} do_read_c_~a~0#1 := ~q_buf_0~0;~c_last_read~0 := do_read_c_~a~0#1;~c_num_read~0 := 1 + ~c_num_read~0;~q_free~0 := 1;~q_read_ev~0 := 1; {2514#false} is VALID [2022-02-20 19:55:43,478 INFO L272 TraceCheckUtils]: 25: Hoare triple {2514#false} call immediate_notify_threads(); {2535#(and (= |old(~p_dw_st~0)| ~p_dw_st~0) (= ~c_dr_st~0 |old(~c_dr_st~0)|))} is VALID [2022-02-20 19:55:43,478 INFO L290 TraceCheckUtils]: 26: Hoare triple {2535#(and (= |old(~p_dw_st~0)| ~p_dw_st~0) (= ~c_dr_st~0 |old(~c_dr_st~0)|))} havoc ~tmp~0#1;havoc ~tmp___0~0#1;assume { :begin_inline_is_do_write_p_triggered } true;havoc is_do_write_p_triggered_#res#1;havoc is_do_write_p_triggered_~__retres1~0#1;havoc is_do_write_p_triggered_~__retres1~0#1; {2513#true} is VALID [2022-02-20 19:55:43,478 INFO L290 TraceCheckUtils]: 27: Hoare triple {2513#true} assume 1 == ~p_dw_pc~0; {2513#true} is VALID [2022-02-20 19:55:43,478 INFO L290 TraceCheckUtils]: 28: Hoare triple {2513#true} assume 1 == ~q_read_ev~0;is_do_write_p_triggered_~__retres1~0#1 := 1; {2513#true} is VALID [2022-02-20 19:55:43,479 INFO L290 TraceCheckUtils]: 29: Hoare triple {2513#true} is_do_write_p_triggered_#res#1 := is_do_write_p_triggered_~__retres1~0#1; {2513#true} is VALID [2022-02-20 19:55:43,479 INFO L290 TraceCheckUtils]: 30: Hoare triple {2513#true} #t~ret5#1 := is_do_write_p_triggered_#res#1;assume { :end_inline_is_do_write_p_triggered } true;assume -2147483648 <= #t~ret5#1 && #t~ret5#1 <= 2147483647;~tmp~0#1 := #t~ret5#1;havoc #t~ret5#1; {2513#true} is VALID [2022-02-20 19:55:43,479 INFO L290 TraceCheckUtils]: 31: Hoare triple {2513#true} assume 0 != ~tmp~0#1;~p_dw_st~0 := 0; {2513#true} is VALID [2022-02-20 19:55:43,479 INFO L290 TraceCheckUtils]: 32: Hoare triple {2513#true} assume { :begin_inline_is_do_read_c_triggered } true;havoc is_do_read_c_triggered_#res#1;havoc is_do_read_c_triggered_~__retres1~1#1;havoc is_do_read_c_triggered_~__retres1~1#1; {2513#true} is VALID [2022-02-20 19:55:43,479 INFO L290 TraceCheckUtils]: 33: Hoare triple {2513#true} assume !(1 == ~c_dr_pc~0); {2513#true} is VALID [2022-02-20 19:55:43,480 INFO L290 TraceCheckUtils]: 34: Hoare triple {2513#true} is_do_read_c_triggered_~__retres1~1#1 := 0; {2513#true} is VALID [2022-02-20 19:55:43,480 INFO L290 TraceCheckUtils]: 35: Hoare triple {2513#true} is_do_read_c_triggered_#res#1 := is_do_read_c_triggered_~__retres1~1#1; {2513#true} is VALID [2022-02-20 19:55:43,480 INFO L290 TraceCheckUtils]: 36: Hoare triple {2513#true} #t~ret6#1 := is_do_read_c_triggered_#res#1;assume { :end_inline_is_do_read_c_triggered } true;assume -2147483648 <= #t~ret6#1 && #t~ret6#1 <= 2147483647;~tmp___0~0#1 := #t~ret6#1;havoc #t~ret6#1; {2513#true} is VALID [2022-02-20 19:55:43,480 INFO L290 TraceCheckUtils]: 37: Hoare triple {2513#true} assume 0 != ~tmp___0~0#1;~c_dr_st~0 := 0; {2513#true} is VALID [2022-02-20 19:55:43,481 INFO L290 TraceCheckUtils]: 38: Hoare triple {2513#true} assume true; {2513#true} is VALID [2022-02-20 19:55:43,481 INFO L284 TraceCheckUtils]: 39: Hoare quadruple {2513#true} {2514#false} #1407#return; {2514#false} is VALID [2022-02-20 19:55:43,481 INFO L290 TraceCheckUtils]: 40: Hoare triple {2514#false} ~q_read_ev~0 := 2; {2514#false} is VALID [2022-02-20 19:55:43,481 INFO L290 TraceCheckUtils]: 41: Hoare triple {2514#false} assume !(~p_last_write~0 == ~c_last_read~0); {2514#false} is VALID [2022-02-20 19:55:43,481 INFO L272 TraceCheckUtils]: 42: Hoare triple {2514#false} call error1(); {2514#false} is VALID [2022-02-20 19:55:43,482 INFO L290 TraceCheckUtils]: 43: Hoare triple {2514#false} assume !false; {2514#false} is VALID [2022-02-20 19:55:43,482 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-20 19:55:43,482 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 19:55:43,482 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1514395393] [2022-02-20 19:55:43,483 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1514395393] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 19:55:43,483 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 19:55:43,483 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-02-20 19:55:43,483 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1856509314] [2022-02-20 19:55:43,483 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 19:55:43,485 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.75) internal successors, (39), 3 states have internal predecessors, (39), 2 states have call successors, (3), 3 states have call predecessors, (3), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 44 [2022-02-20 19:55:43,485 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 19:55:43,485 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 4 states, 4 states have (on average 9.75) internal successors, (39), 3 states have internal predecessors, (39), 2 states have call successors, (3), 3 states have call predecessors, (3), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-02-20 19:55:43,517 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 44 edges. 44 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 19:55:43,518 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-02-20 19:55:43,518 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 19:55:43,518 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-02-20 19:55:43,519 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-02-20 19:55:43,520 INFO L87 Difference]: Start difference. First operand 351 states and 535 transitions. Second operand has 4 states, 4 states have (on average 9.75) internal successors, (39), 3 states have internal predecessors, (39), 2 states have call successors, (3), 3 states have call predecessors, (3), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-02-20 19:55:44,478 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 19:55:44,479 INFO L93 Difference]: Finished difference Result 483 states and 720 transitions. [2022-02-20 19:55:44,479 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-02-20 19:55:44,479 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.75) internal successors, (39), 3 states have internal predecessors, (39), 2 states have call successors, (3), 3 states have call predecessors, (3), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 44 [2022-02-20 19:55:44,479 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-20 19:55:44,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 9.75) internal successors, (39), 3 states have internal predecessors, (39), 2 states have call successors, (3), 3 states have call predecessors, (3), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-02-20 19:55:44,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 720 transitions. [2022-02-20 19:55:44,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 9.75) internal successors, (39), 3 states have internal predecessors, (39), 2 states have call successors, (3), 3 states have call predecessors, (3), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-02-20 19:55:44,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 720 transitions. [2022-02-20 19:55:44,514 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states and 720 transitions. [2022-02-20 19:55:45,096 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 720 edges. 720 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 19:55:45,117 INFO L225 Difference]: With dead ends: 483 [2022-02-20 19:55:45,117 INFO L226 Difference]: Without dead ends: 421 [2022-02-20 19:55:45,121 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-02-20 19:55:45,123 INFO L933 BasicCegarLoop]: 548 mSDtfsCounter, 708 mSDsluCounter, 334 mSDsCounter, 0 mSdLazyCounter, 96 mSolverCounterSat, 46 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 730 SdHoareTripleChecker+Valid, 882 SdHoareTripleChecker+Invalid, 142 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 46 IncrementalHoareTripleChecker+Valid, 96 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-02-20 19:55:45,124 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [730 Valid, 882 Invalid, 142 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [46 Valid, 96 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-02-20 19:55:45,127 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 421 states. [2022-02-20 19:55:45,146 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 421 to 415. [2022-02-20 19:55:45,146 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-20 19:55:45,148 INFO L82 GeneralOperation]: Start isEquivalent. First operand 421 states. Second operand has 415 states, 368 states have (on average 1.5081521739130435) internal successors, (555), 373 states have internal predecessors, (555), 34 states have call successors, (34), 12 states have call predecessors, (34), 11 states have return successors, (36), 30 states have call predecessors, (36), 30 states have call successors, (36) [2022-02-20 19:55:45,149 INFO L74 IsIncluded]: Start isIncluded. First operand 421 states. Second operand has 415 states, 368 states have (on average 1.5081521739130435) internal successors, (555), 373 states have internal predecessors, (555), 34 states have call successors, (34), 12 states have call predecessors, (34), 11 states have return successors, (36), 30 states have call predecessors, (36), 30 states have call successors, (36) [2022-02-20 19:55:45,150 INFO L87 Difference]: Start difference. First operand 421 states. Second operand has 415 states, 368 states have (on average 1.5081521739130435) internal successors, (555), 373 states have internal predecessors, (555), 34 states have call successors, (34), 12 states have call predecessors, (34), 11 states have return successors, (36), 30 states have call predecessors, (36), 30 states have call successors, (36) [2022-02-20 19:55:45,167 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 19:55:45,167 INFO L93 Difference]: Finished difference Result 421 states and 631 transitions. [2022-02-20 19:55:45,167 INFO L276 IsEmpty]: Start isEmpty. Operand 421 states and 631 transitions. [2022-02-20 19:55:45,169 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 19:55:45,170 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 19:55:45,171 INFO L74 IsIncluded]: Start isIncluded. First operand has 415 states, 368 states have (on average 1.5081521739130435) internal successors, (555), 373 states have internal predecessors, (555), 34 states have call successors, (34), 12 states have call predecessors, (34), 11 states have return successors, (36), 30 states have call predecessors, (36), 30 states have call successors, (36) Second operand 421 states. [2022-02-20 19:55:45,173 INFO L87 Difference]: Start difference. First operand has 415 states, 368 states have (on average 1.5081521739130435) internal successors, (555), 373 states have internal predecessors, (555), 34 states have call successors, (34), 12 states have call predecessors, (34), 11 states have return successors, (36), 30 states have call predecessors, (36), 30 states have call successors, (36) Second operand 421 states. [2022-02-20 19:55:45,188 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 19:55:45,189 INFO L93 Difference]: Finished difference Result 421 states and 631 transitions. [2022-02-20 19:55:45,189 INFO L276 IsEmpty]: Start isEmpty. Operand 421 states and 631 transitions. [2022-02-20 19:55:45,190 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 19:55:45,191 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 19:55:45,191 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-20 19:55:45,191 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-20 19:55:45,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 415 states, 368 states have (on average 1.5081521739130435) internal successors, (555), 373 states have internal predecessors, (555), 34 states have call successors, (34), 12 states have call predecessors, (34), 11 states have return successors, (36), 30 states have call predecessors, (36), 30 states have call successors, (36) [2022-02-20 19:55:45,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 415 states to 415 states and 625 transitions. [2022-02-20 19:55:45,209 INFO L78 Accepts]: Start accepts. Automaton has 415 states and 625 transitions. Word has length 44 [2022-02-20 19:55:45,209 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 19:55:45,209 INFO L470 AbstractCegarLoop]: Abstraction has 415 states and 625 transitions. [2022-02-20 19:55:45,210 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.75) internal successors, (39), 3 states have internal predecessors, (39), 2 states have call successors, (3), 3 states have call predecessors, (3), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-02-20 19:55:45,210 INFO L276 IsEmpty]: Start isEmpty. Operand 415 states and 625 transitions. [2022-02-20 19:55:45,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-02-20 19:55:45,211 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 19:55:45,212 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-20 19:55:45,212 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-02-20 19:55:45,212 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting error1Err0ASSERT_VIOLATIONERROR_FUNCTION === [error1Err0ASSERT_VIOLATIONERROR_FUNCTION, error2Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-20 19:55:45,213 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 19:55:45,213 INFO L85 PathProgramCache]: Analyzing trace with hash 852707101, now seen corresponding path program 1 times [2022-02-20 19:55:45,213 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 19:55:45,213 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [309983848] [2022-02-20 19:55:45,213 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 19:55:45,214 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 19:55:45,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 19:55:45,256 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-02-20 19:55:45,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 19:55:45,262 INFO L290 TraceCheckUtils]: 0: Hoare triple {4581#true} havoc ~__retres1~2; {4581#true} is VALID [2022-02-20 19:55:45,262 INFO L290 TraceCheckUtils]: 1: Hoare triple {4581#true} assume 0 == ~p_dw_st~0;~__retres1~2 := 1; {4581#true} is VALID [2022-02-20 19:55:45,262 INFO L290 TraceCheckUtils]: 2: Hoare triple {4581#true} #res := ~__retres1~2; {4581#true} is VALID [2022-02-20 19:55:45,262 INFO L290 TraceCheckUtils]: 3: Hoare triple {4581#true} assume true; {4581#true} is VALID [2022-02-20 19:55:45,263 INFO L284 TraceCheckUtils]: 4: Hoare quadruple {4581#true} {4583#(= ~q_free~0 1)} #1403#return; {4583#(= ~q_free~0 1)} is VALID [2022-02-20 19:55:45,267 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-02-20 19:55:45,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 19:55:45,292 INFO L290 TraceCheckUtils]: 0: Hoare triple {4603#(and (= |old(~p_dw_st~0)| ~p_dw_st~0) (= ~c_dr_st~0 |old(~c_dr_st~0)|))} havoc ~tmp~0#1;havoc ~tmp___0~0#1;assume { :begin_inline_is_do_write_p_triggered } true;havoc is_do_write_p_triggered_#res#1;havoc is_do_write_p_triggered_~__retres1~0#1;havoc is_do_write_p_triggered_~__retres1~0#1; {4581#true} is VALID [2022-02-20 19:55:45,294 INFO L290 TraceCheckUtils]: 1: Hoare triple {4581#true} assume 1 == ~p_dw_pc~0; {4581#true} is VALID [2022-02-20 19:55:45,294 INFO L290 TraceCheckUtils]: 2: Hoare triple {4581#true} assume 1 == ~q_read_ev~0;is_do_write_p_triggered_~__retres1~0#1 := 1; {4581#true} is VALID [2022-02-20 19:55:45,294 INFO L290 TraceCheckUtils]: 3: Hoare triple {4581#true} is_do_write_p_triggered_#res#1 := is_do_write_p_triggered_~__retres1~0#1; {4581#true} is VALID [2022-02-20 19:55:45,294 INFO L290 TraceCheckUtils]: 4: Hoare triple {4581#true} #t~ret5#1 := is_do_write_p_triggered_#res#1;assume { :end_inline_is_do_write_p_triggered } true;assume -2147483648 <= #t~ret5#1 && #t~ret5#1 <= 2147483647;~tmp~0#1 := #t~ret5#1;havoc #t~ret5#1; {4581#true} is VALID [2022-02-20 19:55:45,295 INFO L290 TraceCheckUtils]: 5: Hoare triple {4581#true} assume 0 != ~tmp~0#1;~p_dw_st~0 := 0; {4581#true} is VALID [2022-02-20 19:55:45,295 INFO L290 TraceCheckUtils]: 6: Hoare triple {4581#true} assume { :begin_inline_is_do_read_c_triggered } true;havoc is_do_read_c_triggered_#res#1;havoc is_do_read_c_triggered_~__retres1~1#1;havoc is_do_read_c_triggered_~__retres1~1#1; {4581#true} is VALID [2022-02-20 19:55:45,295 INFO L290 TraceCheckUtils]: 7: Hoare triple {4581#true} assume !(1 == ~c_dr_pc~0); {4581#true} is VALID [2022-02-20 19:55:45,295 INFO L290 TraceCheckUtils]: 8: Hoare triple {4581#true} is_do_read_c_triggered_~__retres1~1#1 := 0; {4581#true} is VALID [2022-02-20 19:55:45,295 INFO L290 TraceCheckUtils]: 9: Hoare triple {4581#true} is_do_read_c_triggered_#res#1 := is_do_read_c_triggered_~__retres1~1#1; {4581#true} is VALID [2022-02-20 19:55:45,296 INFO L290 TraceCheckUtils]: 10: Hoare triple {4581#true} #t~ret6#1 := is_do_read_c_triggered_#res#1;assume { :end_inline_is_do_read_c_triggered } true;assume -2147483648 <= #t~ret6#1 && #t~ret6#1 <= 2147483647;~tmp___0~0#1 := #t~ret6#1;havoc #t~ret6#1; {4581#true} is VALID [2022-02-20 19:55:45,296 INFO L290 TraceCheckUtils]: 11: Hoare triple {4581#true} assume 0 != ~tmp___0~0#1;~c_dr_st~0 := 0; {4581#true} is VALID [2022-02-20 19:55:45,296 INFO L290 TraceCheckUtils]: 12: Hoare triple {4581#true} assume true; {4581#true} is VALID [2022-02-20 19:55:45,296 INFO L284 TraceCheckUtils]: 13: Hoare quadruple {4581#true} {4582#false} #1407#return; {4582#false} is VALID [2022-02-20 19:55:45,297 INFO L290 TraceCheckUtils]: 0: Hoare triple {4581#true} assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(19, 2);call #Ultimate.allocInit(12, 3);~q_buf_0~0 := 0;~q_free~0 := 0;~q_read_ev~0 := 0;~q_write_ev~0 := 0;~p_num_write~0 := 0;~p_last_write~0 := 0;~p_dw_st~0 := 0;~p_dw_pc~0 := 0;~p_dw_i~0 := 0;~c_num_read~0 := 0;~c_last_read~0 := 0;~c_dr_st~0 := 0;~c_dr_pc~0 := 0;~c_dr_i~0 := 0;~a_t~0 := 0;~m_pc~0 := 0;~t1_pc~0 := 0;~t2_pc~0 := 0;~t3_pc~0 := 0;~t4_pc~0 := 0;~t5_pc~0 := 0;~t6_pc~0 := 0;~t7_pc~0 := 0;~t8_pc~0 := 0;~m_st~0 := 0;~t1_st~0 := 0;~t2_st~0 := 0;~t3_st~0 := 0;~t4_st~0 := 0;~t5_st~0 := 0;~t6_st~0 := 0;~t7_st~0 := 0;~t8_st~0 := 0;~m_i~0 := 0;~t1_i~0 := 0;~t2_i~0 := 0;~t3_i~0 := 0;~t4_i~0 := 0;~t5_i~0 := 0;~t6_i~0 := 0;~t7_i~0 := 0;~t8_i~0 := 0;~M_E~0 := 2;~T1_E~0 := 2;~T2_E~0 := 2;~T3_E~0 := 2;~T4_E~0 := 2;~T5_E~0 := 2;~T6_E~0 := 2;~T7_E~0 := 2;~T8_E~0 := 2;~E_M~0 := 2;~E_1~0 := 2;~E_2~0 := 2;~E_3~0 := 2;~E_4~0 := 2;~E_5~0 := 2;~E_6~0 := 2;~E_7~0 := 2;~E_8~0 := 2;~token~0 := 0;~local~0 := 0; {4581#true} is VALID [2022-02-20 19:55:45,300 INFO L290 TraceCheckUtils]: 1: Hoare triple {4581#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet41#1, main_#t~ret42#1, main_#t~ret43#1;assume -2147483648 <= main_#t~nondet41#1 && main_#t~nondet41#1 <= 2147483647; {4581#true} is VALID [2022-02-20 19:55:45,300 INFO L290 TraceCheckUtils]: 2: Hoare triple {4581#true} assume 0 != main_#t~nondet41#1;havoc main_#t~nondet41#1;assume { :begin_inline_main1 } true;havoc main1_#res#1;havoc main1_~__retres1~3#1;havoc main1_~__retres1~3#1;assume { :begin_inline_init_model1 } true;~q_free~0 := 1;~q_write_ev~0 := 2;~q_read_ev~0 := ~q_write_ev~0;~p_num_write~0 := 0;~p_dw_pc~0 := 0;~p_dw_i~0 := 1;~c_num_read~0 := 0;~c_dr_pc~0 := 0;~c_dr_i~0 := 1; {4583#(= ~q_free~0 1)} is VALID [2022-02-20 19:55:45,301 INFO L290 TraceCheckUtils]: 3: Hoare triple {4583#(= ~q_free~0 1)} assume { :end_inline_init_model1 } true;assume { :begin_inline_start_simulation1 } true;havoc start_simulation1_#t~ret12#1, start_simulation1_~kernel_st~0#1, start_simulation1_~tmp~3#1;havoc start_simulation1_~kernel_st~0#1;havoc start_simulation1_~tmp~3#1;start_simulation1_~kernel_st~0#1 := 0;assume { :begin_inline_init_threads1 } true; {4583#(= ~q_free~0 1)} is VALID [2022-02-20 19:55:45,301 INFO L290 TraceCheckUtils]: 4: Hoare triple {4583#(= ~q_free~0 1)} assume 1 == ~p_dw_i~0;~p_dw_st~0 := 0; {4583#(= ~q_free~0 1)} is VALID [2022-02-20 19:55:45,301 INFO L290 TraceCheckUtils]: 5: Hoare triple {4583#(= ~q_free~0 1)} assume 1 == ~c_dr_i~0;~c_dr_st~0 := 0; {4583#(= ~q_free~0 1)} is VALID [2022-02-20 19:55:45,302 INFO L290 TraceCheckUtils]: 6: Hoare triple {4583#(= ~q_free~0 1)} assume { :end_inline_init_threads1 } true; {4583#(= ~q_free~0 1)} is VALID [2022-02-20 19:55:45,302 INFO L290 TraceCheckUtils]: 7: Hoare triple {4583#(= ~q_free~0 1)} assume !false; {4583#(= ~q_free~0 1)} is VALID [2022-02-20 19:55:45,303 INFO L290 TraceCheckUtils]: 8: Hoare triple {4583#(= ~q_free~0 1)} start_simulation1_~kernel_st~0#1 := 1;assume { :begin_inline_eval1 } true;havoc eval1_#t~ret8#1, eval1_#t~nondet9#1, eval1_#t~nondet10#1, eval1_~tmp~1#1, eval1_~tmp___0~1#1, eval1_~tmp___1~0#1;havoc eval1_~tmp~1#1;havoc eval1_~tmp___0~1#1;havoc eval1_~tmp___1~0#1; {4583#(= ~q_free~0 1)} is VALID [2022-02-20 19:55:45,303 INFO L290 TraceCheckUtils]: 9: Hoare triple {4583#(= ~q_free~0 1)} assume !false; {4583#(= ~q_free~0 1)} is VALID [2022-02-20 19:55:45,303 INFO L272 TraceCheckUtils]: 10: Hoare triple {4583#(= ~q_free~0 1)} call eval1_#t~ret8#1 := exists_runnable_thread1(); {4581#true} is VALID [2022-02-20 19:55:45,304 INFO L290 TraceCheckUtils]: 11: Hoare triple {4581#true} havoc ~__retres1~2; {4581#true} is VALID [2022-02-20 19:55:45,307 INFO L290 TraceCheckUtils]: 12: Hoare triple {4581#true} assume 0 == ~p_dw_st~0;~__retres1~2 := 1; {4581#true} is VALID [2022-02-20 19:55:45,307 INFO L290 TraceCheckUtils]: 13: Hoare triple {4581#true} #res := ~__retres1~2; {4581#true} is VALID [2022-02-20 19:55:45,308 INFO L290 TraceCheckUtils]: 14: Hoare triple {4581#true} assume true; {4581#true} is VALID [2022-02-20 19:55:45,308 INFO L284 TraceCheckUtils]: 15: Hoare quadruple {4581#true} {4583#(= ~q_free~0 1)} #1403#return; {4583#(= ~q_free~0 1)} is VALID [2022-02-20 19:55:45,309 INFO L290 TraceCheckUtils]: 16: Hoare triple {4583#(= ~q_free~0 1)} assume -2147483648 <= eval1_#t~ret8#1 && eval1_#t~ret8#1 <= 2147483647;eval1_~tmp___1~0#1 := eval1_#t~ret8#1;havoc eval1_#t~ret8#1; {4583#(= ~q_free~0 1)} is VALID [2022-02-20 19:55:45,309 INFO L290 TraceCheckUtils]: 17: Hoare triple {4583#(= ~q_free~0 1)} assume 0 != eval1_~tmp___1~0#1; {4583#(= ~q_free~0 1)} is VALID [2022-02-20 19:55:45,310 INFO L290 TraceCheckUtils]: 18: Hoare triple {4583#(= ~q_free~0 1)} assume 0 == ~p_dw_st~0;assume -2147483648 <= eval1_#t~nondet9#1 && eval1_#t~nondet9#1 <= 2147483647;eval1_~tmp~1#1 := eval1_#t~nondet9#1;havoc eval1_#t~nondet9#1; {4583#(= ~q_free~0 1)} is VALID [2022-02-20 19:55:45,310 INFO L290 TraceCheckUtils]: 19: Hoare triple {4583#(= ~q_free~0 1)} assume !(0 != eval1_~tmp~1#1); {4583#(= ~q_free~0 1)} is VALID [2022-02-20 19:55:45,311 INFO L290 TraceCheckUtils]: 20: Hoare triple {4583#(= ~q_free~0 1)} assume 0 == ~c_dr_st~0;assume -2147483648 <= eval1_#t~nondet10#1 && eval1_#t~nondet10#1 <= 2147483647;eval1_~tmp___0~1#1 := eval1_#t~nondet10#1;havoc eval1_#t~nondet10#1; {4583#(= ~q_free~0 1)} is VALID [2022-02-20 19:55:45,311 INFO L290 TraceCheckUtils]: 21: Hoare triple {4583#(= ~q_free~0 1)} assume 0 != eval1_~tmp___0~1#1;~c_dr_st~0 := 1;assume { :begin_inline_do_read_c } true;havoc do_read_c_~a~0#1;havoc do_read_c_~a~0#1; {4583#(= ~q_free~0 1)} is VALID [2022-02-20 19:55:45,314 INFO L290 TraceCheckUtils]: 22: Hoare triple {4583#(= ~q_free~0 1)} assume 0 == ~c_dr_pc~0; {4583#(= ~q_free~0 1)} is VALID [2022-02-20 19:55:45,315 INFO L290 TraceCheckUtils]: 23: Hoare triple {4583#(= ~q_free~0 1)} assume !false; {4583#(= ~q_free~0 1)} is VALID [2022-02-20 19:55:45,315 INFO L290 TraceCheckUtils]: 24: Hoare triple {4583#(= ~q_free~0 1)} assume !(1 == ~q_free~0); {4582#false} is VALID [2022-02-20 19:55:45,315 INFO L290 TraceCheckUtils]: 25: Hoare triple {4582#false} do_read_c_~a~0#1 := ~q_buf_0~0;~c_last_read~0 := do_read_c_~a~0#1;~c_num_read~0 := 1 + ~c_num_read~0;~q_free~0 := 1;~q_read_ev~0 := 1; {4582#false} is VALID [2022-02-20 19:55:45,317 INFO L272 TraceCheckUtils]: 26: Hoare triple {4582#false} call immediate_notify_threads(); {4603#(and (= |old(~p_dw_st~0)| ~p_dw_st~0) (= ~c_dr_st~0 |old(~c_dr_st~0)|))} is VALID [2022-02-20 19:55:45,317 INFO L290 TraceCheckUtils]: 27: Hoare triple {4603#(and (= |old(~p_dw_st~0)| ~p_dw_st~0) (= ~c_dr_st~0 |old(~c_dr_st~0)|))} havoc ~tmp~0#1;havoc ~tmp___0~0#1;assume { :begin_inline_is_do_write_p_triggered } true;havoc is_do_write_p_triggered_#res#1;havoc is_do_write_p_triggered_~__retres1~0#1;havoc is_do_write_p_triggered_~__retres1~0#1; {4581#true} is VALID [2022-02-20 19:55:45,318 INFO L290 TraceCheckUtils]: 28: Hoare triple {4581#true} assume 1 == ~p_dw_pc~0; {4581#true} is VALID [2022-02-20 19:55:45,318 INFO L290 TraceCheckUtils]: 29: Hoare triple {4581#true} assume 1 == ~q_read_ev~0;is_do_write_p_triggered_~__retres1~0#1 := 1; {4581#true} is VALID [2022-02-20 19:55:45,318 INFO L290 TraceCheckUtils]: 30: Hoare triple {4581#true} is_do_write_p_triggered_#res#1 := is_do_write_p_triggered_~__retres1~0#1; {4581#true} is VALID [2022-02-20 19:55:45,318 INFO L290 TraceCheckUtils]: 31: Hoare triple {4581#true} #t~ret5#1 := is_do_write_p_triggered_#res#1;assume { :end_inline_is_do_write_p_triggered } true;assume -2147483648 <= #t~ret5#1 && #t~ret5#1 <= 2147483647;~tmp~0#1 := #t~ret5#1;havoc #t~ret5#1; {4581#true} is VALID [2022-02-20 19:55:45,318 INFO L290 TraceCheckUtils]: 32: Hoare triple {4581#true} assume 0 != ~tmp~0#1;~p_dw_st~0 := 0; {4581#true} is VALID [2022-02-20 19:55:45,319 INFO L290 TraceCheckUtils]: 33: Hoare triple {4581#true} assume { :begin_inline_is_do_read_c_triggered } true;havoc is_do_read_c_triggered_#res#1;havoc is_do_read_c_triggered_~__retres1~1#1;havoc is_do_read_c_triggered_~__retres1~1#1; {4581#true} is VALID [2022-02-20 19:55:45,319 INFO L290 TraceCheckUtils]: 34: Hoare triple {4581#true} assume !(1 == ~c_dr_pc~0); {4581#true} is VALID [2022-02-20 19:55:45,319 INFO L290 TraceCheckUtils]: 35: Hoare triple {4581#true} is_do_read_c_triggered_~__retres1~1#1 := 0; {4581#true} is VALID [2022-02-20 19:55:45,319 INFO L290 TraceCheckUtils]: 36: Hoare triple {4581#true} is_do_read_c_triggered_#res#1 := is_do_read_c_triggered_~__retres1~1#1; {4581#true} is VALID [2022-02-20 19:55:45,319 INFO L290 TraceCheckUtils]: 37: Hoare triple {4581#true} #t~ret6#1 := is_do_read_c_triggered_#res#1;assume { :end_inline_is_do_read_c_triggered } true;assume -2147483648 <= #t~ret6#1 && #t~ret6#1 <= 2147483647;~tmp___0~0#1 := #t~ret6#1;havoc #t~ret6#1; {4581#true} is VALID [2022-02-20 19:55:45,320 INFO L290 TraceCheckUtils]: 38: Hoare triple {4581#true} assume 0 != ~tmp___0~0#1;~c_dr_st~0 := 0; {4581#true} is VALID [2022-02-20 19:55:45,320 INFO L290 TraceCheckUtils]: 39: Hoare triple {4581#true} assume true; {4581#true} is VALID [2022-02-20 19:55:45,320 INFO L284 TraceCheckUtils]: 40: Hoare quadruple {4581#true} {4582#false} #1407#return; {4582#false} is VALID [2022-02-20 19:55:45,320 INFO L290 TraceCheckUtils]: 41: Hoare triple {4582#false} ~q_read_ev~0 := 2; {4582#false} is VALID [2022-02-20 19:55:45,320 INFO L290 TraceCheckUtils]: 42: Hoare triple {4582#false} assume !(~p_last_write~0 == ~c_last_read~0); {4582#false} is VALID [2022-02-20 19:55:45,321 INFO L272 TraceCheckUtils]: 43: Hoare triple {4582#false} call error1(); {4582#false} is VALID [2022-02-20 19:55:45,321 INFO L290 TraceCheckUtils]: 44: Hoare triple {4582#false} assume !false; {4582#false} is VALID [2022-02-20 19:55:45,321 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-20 19:55:45,321 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 19:55:45,322 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [309983848] [2022-02-20 19:55:45,322 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [309983848] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 19:55:45,322 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 19:55:45,322 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-02-20 19:55:45,322 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [881032086] [2022-02-20 19:55:45,323 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 19:55:45,323 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.0) internal successors, (40), 3 states have internal predecessors, (40), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 45 [2022-02-20 19:55:45,323 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 19:55:45,324 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 4 states, 4 states have (on average 10.0) internal successors, (40), 3 states have internal predecessors, (40), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-02-20 19:55:45,360 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 45 edges. 45 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 19:55:45,361 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-02-20 19:55:45,361 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 19:55:45,361 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-02-20 19:55:45,362 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-02-20 19:55:45,362 INFO L87 Difference]: Start difference. First operand 415 states and 625 transitions. Second operand has 4 states, 4 states have (on average 10.0) internal successors, (40), 3 states have internal predecessors, (40), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-02-20 19:55:46,367 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 19:55:46,367 INFO L93 Difference]: Finished difference Result 663 states and 965 transitions. [2022-02-20 19:55:46,367 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-02-20 19:55:46,368 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.0) internal successors, (40), 3 states have internal predecessors, (40), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 45 [2022-02-20 19:55:46,368 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-20 19:55:46,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 10.0) internal successors, (40), 3 states have internal predecessors, (40), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-02-20 19:55:46,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 714 transitions. [2022-02-20 19:55:46,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 10.0) internal successors, (40), 3 states have internal predecessors, (40), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-02-20 19:55:46,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 714 transitions. [2022-02-20 19:55:46,382 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states and 714 transitions. [2022-02-20 19:55:46,847 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 714 edges. 714 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 19:55:46,868 INFO L225 Difference]: With dead ends: 663 [2022-02-20 19:55:46,868 INFO L226 Difference]: Without dead ends: 539 [2022-02-20 19:55:46,869 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-02-20 19:55:46,870 INFO L933 BasicCegarLoop]: 581 mSDtfsCounter, 288 mSDsluCounter, 578 mSDsCounter, 0 mSdLazyCounter, 279 mSolverCounterSat, 36 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 290 SdHoareTripleChecker+Valid, 1159 SdHoareTripleChecker+Invalid, 315 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 36 IncrementalHoareTripleChecker+Valid, 279 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-02-20 19:55:46,871 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [290 Valid, 1159 Invalid, 315 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [36 Valid, 279 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-02-20 19:55:46,872 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 539 states. [2022-02-20 19:55:46,886 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 539 to 482. [2022-02-20 19:55:46,887 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-20 19:55:46,888 INFO L82 GeneralOperation]: Start isEquivalent. First operand 539 states. Second operand has 482 states, 429 states have (on average 1.4895104895104896) internal successors, (639), 434 states have internal predecessors, (639), 37 states have call successors, (37), 15 states have call predecessors, (37), 14 states have return successors, (39), 33 states have call predecessors, (39), 33 states have call successors, (39) [2022-02-20 19:55:46,890 INFO L74 IsIncluded]: Start isIncluded. First operand 539 states. Second operand has 482 states, 429 states have (on average 1.4895104895104896) internal successors, (639), 434 states have internal predecessors, (639), 37 states have call successors, (37), 15 states have call predecessors, (37), 14 states have return successors, (39), 33 states have call predecessors, (39), 33 states have call successors, (39) [2022-02-20 19:55:46,891 INFO L87 Difference]: Start difference. First operand 539 states. Second operand has 482 states, 429 states have (on average 1.4895104895104896) internal successors, (639), 434 states have internal predecessors, (639), 37 states have call successors, (37), 15 states have call predecessors, (37), 14 states have return successors, (39), 33 states have call predecessors, (39), 33 states have call successors, (39) [2022-02-20 19:55:46,912 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 19:55:46,913 INFO L93 Difference]: Finished difference Result 539 states and 789 transitions. [2022-02-20 19:55:46,913 INFO L276 IsEmpty]: Start isEmpty. Operand 539 states and 789 transitions. [2022-02-20 19:55:46,914 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 19:55:46,915 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 19:55:46,916 INFO L74 IsIncluded]: Start isIncluded. First operand has 482 states, 429 states have (on average 1.4895104895104896) internal successors, (639), 434 states have internal predecessors, (639), 37 states have call successors, (37), 15 states have call predecessors, (37), 14 states have return successors, (39), 33 states have call predecessors, (39), 33 states have call successors, (39) Second operand 539 states. [2022-02-20 19:55:46,918 INFO L87 Difference]: Start difference. First operand has 482 states, 429 states have (on average 1.4895104895104896) internal successors, (639), 434 states have internal predecessors, (639), 37 states have call successors, (37), 15 states have call predecessors, (37), 14 states have return successors, (39), 33 states have call predecessors, (39), 33 states have call successors, (39) Second operand 539 states. [2022-02-20 19:55:46,938 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 19:55:46,938 INFO L93 Difference]: Finished difference Result 539 states and 789 transitions. [2022-02-20 19:55:46,938 INFO L276 IsEmpty]: Start isEmpty. Operand 539 states and 789 transitions. [2022-02-20 19:55:46,940 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 19:55:46,940 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 19:55:46,940 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-20 19:55:46,941 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-20 19:55:46,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 482 states, 429 states have (on average 1.4895104895104896) internal successors, (639), 434 states have internal predecessors, (639), 37 states have call successors, (37), 15 states have call predecessors, (37), 14 states have return successors, (39), 33 states have call predecessors, (39), 33 states have call successors, (39) [2022-02-20 19:55:46,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 482 states to 482 states and 715 transitions. [2022-02-20 19:55:46,962 INFO L78 Accepts]: Start accepts. Automaton has 482 states and 715 transitions. Word has length 45 [2022-02-20 19:55:46,963 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 19:55:46,963 INFO L470 AbstractCegarLoop]: Abstraction has 482 states and 715 transitions. [2022-02-20 19:55:46,963 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.0) internal successors, (40), 3 states have internal predecessors, (40), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-02-20 19:55:46,963 INFO L276 IsEmpty]: Start isEmpty. Operand 482 states and 715 transitions. [2022-02-20 19:55:46,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-02-20 19:55:46,964 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 19:55:46,964 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-20 19:55:46,965 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-02-20 19:55:46,965 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting error1Err0ASSERT_VIOLATIONERROR_FUNCTION === [error1Err0ASSERT_VIOLATIONERROR_FUNCTION, error2Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-20 19:55:46,965 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 19:55:46,966 INFO L85 PathProgramCache]: Analyzing trace with hash -431650360, now seen corresponding path program 1 times [2022-02-20 19:55:46,966 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 19:55:46,966 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1506524372] [2022-02-20 19:55:46,966 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 19:55:46,966 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 19:55:46,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 19:55:47,003 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-02-20 19:55:47,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 19:55:47,009 INFO L290 TraceCheckUtils]: 0: Hoare triple {7215#true} havoc ~__retres1~2; {7215#true} is VALID [2022-02-20 19:55:47,009 INFO L290 TraceCheckUtils]: 1: Hoare triple {7215#true} assume 0 == ~p_dw_st~0;~__retres1~2 := 1; {7215#true} is VALID [2022-02-20 19:55:47,010 INFO L290 TraceCheckUtils]: 2: Hoare triple {7215#true} #res := ~__retres1~2; {7215#true} is VALID [2022-02-20 19:55:47,010 INFO L290 TraceCheckUtils]: 3: Hoare triple {7215#true} assume true; {7215#true} is VALID [2022-02-20 19:55:47,010 INFO L284 TraceCheckUtils]: 4: Hoare quadruple {7215#true} {7217#(= ~c_dr_pc~0 0)} #1403#return; {7217#(= ~c_dr_pc~0 0)} is VALID [2022-02-20 19:55:47,015 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-02-20 19:55:47,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 19:55:47,028 INFO L290 TraceCheckUtils]: 0: Hoare triple {7237#(and (= |old(~p_dw_st~0)| ~p_dw_st~0) (= ~c_dr_st~0 |old(~c_dr_st~0)|))} havoc ~tmp~0#1;havoc ~tmp___0~0#1;assume { :begin_inline_is_do_write_p_triggered } true;havoc is_do_write_p_triggered_#res#1;havoc is_do_write_p_triggered_~__retres1~0#1;havoc is_do_write_p_triggered_~__retres1~0#1; {7215#true} is VALID [2022-02-20 19:55:47,029 INFO L290 TraceCheckUtils]: 1: Hoare triple {7215#true} assume 1 == ~p_dw_pc~0; {7215#true} is VALID [2022-02-20 19:55:47,029 INFO L290 TraceCheckUtils]: 2: Hoare triple {7215#true} assume 1 == ~q_read_ev~0;is_do_write_p_triggered_~__retres1~0#1 := 1; {7215#true} is VALID [2022-02-20 19:55:47,029 INFO L290 TraceCheckUtils]: 3: Hoare triple {7215#true} is_do_write_p_triggered_#res#1 := is_do_write_p_triggered_~__retres1~0#1; {7215#true} is VALID [2022-02-20 19:55:47,029 INFO L290 TraceCheckUtils]: 4: Hoare triple {7215#true} #t~ret5#1 := is_do_write_p_triggered_#res#1;assume { :end_inline_is_do_write_p_triggered } true;assume -2147483648 <= #t~ret5#1 && #t~ret5#1 <= 2147483647;~tmp~0#1 := #t~ret5#1;havoc #t~ret5#1; {7215#true} is VALID [2022-02-20 19:55:47,033 INFO L290 TraceCheckUtils]: 5: Hoare triple {7215#true} assume 0 != ~tmp~0#1;~p_dw_st~0 := 0; {7215#true} is VALID [2022-02-20 19:55:47,033 INFO L290 TraceCheckUtils]: 6: Hoare triple {7215#true} assume { :begin_inline_is_do_read_c_triggered } true;havoc is_do_read_c_triggered_#res#1;havoc is_do_read_c_triggered_~__retres1~1#1;havoc is_do_read_c_triggered_~__retres1~1#1; {7215#true} is VALID [2022-02-20 19:55:47,034 INFO L290 TraceCheckUtils]: 7: Hoare triple {7215#true} assume !(1 == ~c_dr_pc~0); {7215#true} is VALID [2022-02-20 19:55:47,034 INFO L290 TraceCheckUtils]: 8: Hoare triple {7215#true} is_do_read_c_triggered_~__retres1~1#1 := 0; {7215#true} is VALID [2022-02-20 19:55:47,034 INFO L290 TraceCheckUtils]: 9: Hoare triple {7215#true} is_do_read_c_triggered_#res#1 := is_do_read_c_triggered_~__retres1~1#1; {7215#true} is VALID [2022-02-20 19:55:47,034 INFO L290 TraceCheckUtils]: 10: Hoare triple {7215#true} #t~ret6#1 := is_do_read_c_triggered_#res#1;assume { :end_inline_is_do_read_c_triggered } true;assume -2147483648 <= #t~ret6#1 && #t~ret6#1 <= 2147483647;~tmp___0~0#1 := #t~ret6#1;havoc #t~ret6#1; {7215#true} is VALID [2022-02-20 19:55:47,034 INFO L290 TraceCheckUtils]: 11: Hoare triple {7215#true} assume 0 != ~tmp___0~0#1;~c_dr_st~0 := 0; {7215#true} is VALID [2022-02-20 19:55:47,035 INFO L290 TraceCheckUtils]: 12: Hoare triple {7215#true} assume true; {7215#true} is VALID [2022-02-20 19:55:47,035 INFO L284 TraceCheckUtils]: 13: Hoare quadruple {7215#true} {7216#false} #1407#return; {7216#false} is VALID [2022-02-20 19:55:47,035 INFO L290 TraceCheckUtils]: 0: Hoare triple {7215#true} assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(19, 2);call #Ultimate.allocInit(12, 3);~q_buf_0~0 := 0;~q_free~0 := 0;~q_read_ev~0 := 0;~q_write_ev~0 := 0;~p_num_write~0 := 0;~p_last_write~0 := 0;~p_dw_st~0 := 0;~p_dw_pc~0 := 0;~p_dw_i~0 := 0;~c_num_read~0 := 0;~c_last_read~0 := 0;~c_dr_st~0 := 0;~c_dr_pc~0 := 0;~c_dr_i~0 := 0;~a_t~0 := 0;~m_pc~0 := 0;~t1_pc~0 := 0;~t2_pc~0 := 0;~t3_pc~0 := 0;~t4_pc~0 := 0;~t5_pc~0 := 0;~t6_pc~0 := 0;~t7_pc~0 := 0;~t8_pc~0 := 0;~m_st~0 := 0;~t1_st~0 := 0;~t2_st~0 := 0;~t3_st~0 := 0;~t4_st~0 := 0;~t5_st~0 := 0;~t6_st~0 := 0;~t7_st~0 := 0;~t8_st~0 := 0;~m_i~0 := 0;~t1_i~0 := 0;~t2_i~0 := 0;~t3_i~0 := 0;~t4_i~0 := 0;~t5_i~0 := 0;~t6_i~0 := 0;~t7_i~0 := 0;~t8_i~0 := 0;~M_E~0 := 2;~T1_E~0 := 2;~T2_E~0 := 2;~T3_E~0 := 2;~T4_E~0 := 2;~T5_E~0 := 2;~T6_E~0 := 2;~T7_E~0 := 2;~T8_E~0 := 2;~E_M~0 := 2;~E_1~0 := 2;~E_2~0 := 2;~E_3~0 := 2;~E_4~0 := 2;~E_5~0 := 2;~E_6~0 := 2;~E_7~0 := 2;~E_8~0 := 2;~token~0 := 0;~local~0 := 0; {7215#true} is VALID [2022-02-20 19:55:47,035 INFO L290 TraceCheckUtils]: 1: Hoare triple {7215#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet41#1, main_#t~ret42#1, main_#t~ret43#1;assume -2147483648 <= main_#t~nondet41#1 && main_#t~nondet41#1 <= 2147483647; {7215#true} is VALID [2022-02-20 19:55:47,036 INFO L290 TraceCheckUtils]: 2: Hoare triple {7215#true} assume 0 != main_#t~nondet41#1;havoc main_#t~nondet41#1;assume { :begin_inline_main1 } true;havoc main1_#res#1;havoc main1_~__retres1~3#1;havoc main1_~__retres1~3#1;assume { :begin_inline_init_model1 } true;~q_free~0 := 1;~q_write_ev~0 := 2;~q_read_ev~0 := ~q_write_ev~0;~p_num_write~0 := 0;~p_dw_pc~0 := 0;~p_dw_i~0 := 1;~c_num_read~0 := 0;~c_dr_pc~0 := 0;~c_dr_i~0 := 1; {7217#(= ~c_dr_pc~0 0)} is VALID [2022-02-20 19:55:47,036 INFO L290 TraceCheckUtils]: 3: Hoare triple {7217#(= ~c_dr_pc~0 0)} assume { :end_inline_init_model1 } true;assume { :begin_inline_start_simulation1 } true;havoc start_simulation1_#t~ret12#1, start_simulation1_~kernel_st~0#1, start_simulation1_~tmp~3#1;havoc start_simulation1_~kernel_st~0#1;havoc start_simulation1_~tmp~3#1;start_simulation1_~kernel_st~0#1 := 0;assume { :begin_inline_init_threads1 } true; {7217#(= ~c_dr_pc~0 0)} is VALID [2022-02-20 19:55:47,037 INFO L290 TraceCheckUtils]: 4: Hoare triple {7217#(= ~c_dr_pc~0 0)} assume 1 == ~p_dw_i~0;~p_dw_st~0 := 0; {7217#(= ~c_dr_pc~0 0)} is VALID [2022-02-20 19:55:47,037 INFO L290 TraceCheckUtils]: 5: Hoare triple {7217#(= ~c_dr_pc~0 0)} assume 1 == ~c_dr_i~0;~c_dr_st~0 := 0; {7217#(= ~c_dr_pc~0 0)} is VALID [2022-02-20 19:55:47,037 INFO L290 TraceCheckUtils]: 6: Hoare triple {7217#(= ~c_dr_pc~0 0)} assume { :end_inline_init_threads1 } true; {7217#(= ~c_dr_pc~0 0)} is VALID [2022-02-20 19:55:47,038 INFO L290 TraceCheckUtils]: 7: Hoare triple {7217#(= ~c_dr_pc~0 0)} assume !false; {7217#(= ~c_dr_pc~0 0)} is VALID [2022-02-20 19:55:47,038 INFO L290 TraceCheckUtils]: 8: Hoare triple {7217#(= ~c_dr_pc~0 0)} start_simulation1_~kernel_st~0#1 := 1;assume { :begin_inline_eval1 } true;havoc eval1_#t~ret8#1, eval1_#t~nondet9#1, eval1_#t~nondet10#1, eval1_~tmp~1#1, eval1_~tmp___0~1#1, eval1_~tmp___1~0#1;havoc eval1_~tmp~1#1;havoc eval1_~tmp___0~1#1;havoc eval1_~tmp___1~0#1; {7217#(= ~c_dr_pc~0 0)} is VALID [2022-02-20 19:55:47,039 INFO L290 TraceCheckUtils]: 9: Hoare triple {7217#(= ~c_dr_pc~0 0)} assume !false; {7217#(= ~c_dr_pc~0 0)} is VALID [2022-02-20 19:55:47,039 INFO L272 TraceCheckUtils]: 10: Hoare triple {7217#(= ~c_dr_pc~0 0)} call eval1_#t~ret8#1 := exists_runnable_thread1(); {7215#true} is VALID [2022-02-20 19:55:47,039 INFO L290 TraceCheckUtils]: 11: Hoare triple {7215#true} havoc ~__retres1~2; {7215#true} is VALID [2022-02-20 19:55:47,039 INFO L290 TraceCheckUtils]: 12: Hoare triple {7215#true} assume 0 == ~p_dw_st~0;~__retres1~2 := 1; {7215#true} is VALID [2022-02-20 19:55:47,039 INFO L290 TraceCheckUtils]: 13: Hoare triple {7215#true} #res := ~__retres1~2; {7215#true} is VALID [2022-02-20 19:55:47,039 INFO L290 TraceCheckUtils]: 14: Hoare triple {7215#true} assume true; {7215#true} is VALID [2022-02-20 19:55:47,040 INFO L284 TraceCheckUtils]: 15: Hoare quadruple {7215#true} {7217#(= ~c_dr_pc~0 0)} #1403#return; {7217#(= ~c_dr_pc~0 0)} is VALID [2022-02-20 19:55:47,040 INFO L290 TraceCheckUtils]: 16: Hoare triple {7217#(= ~c_dr_pc~0 0)} assume -2147483648 <= eval1_#t~ret8#1 && eval1_#t~ret8#1 <= 2147483647;eval1_~tmp___1~0#1 := eval1_#t~ret8#1;havoc eval1_#t~ret8#1; {7217#(= ~c_dr_pc~0 0)} is VALID [2022-02-20 19:55:47,041 INFO L290 TraceCheckUtils]: 17: Hoare triple {7217#(= ~c_dr_pc~0 0)} assume 0 != eval1_~tmp___1~0#1; {7217#(= ~c_dr_pc~0 0)} is VALID [2022-02-20 19:55:47,041 INFO L290 TraceCheckUtils]: 18: Hoare triple {7217#(= ~c_dr_pc~0 0)} assume 0 == ~p_dw_st~0;assume -2147483648 <= eval1_#t~nondet9#1 && eval1_#t~nondet9#1 <= 2147483647;eval1_~tmp~1#1 := eval1_#t~nondet9#1;havoc eval1_#t~nondet9#1; {7217#(= ~c_dr_pc~0 0)} is VALID [2022-02-20 19:55:47,041 INFO L290 TraceCheckUtils]: 19: Hoare triple {7217#(= ~c_dr_pc~0 0)} assume !(0 != eval1_~tmp~1#1); {7217#(= ~c_dr_pc~0 0)} is VALID [2022-02-20 19:55:47,042 INFO L290 TraceCheckUtils]: 20: Hoare triple {7217#(= ~c_dr_pc~0 0)} assume 0 == ~c_dr_st~0;assume -2147483648 <= eval1_#t~nondet10#1 && eval1_#t~nondet10#1 <= 2147483647;eval1_~tmp___0~1#1 := eval1_#t~nondet10#1;havoc eval1_#t~nondet10#1; {7217#(= ~c_dr_pc~0 0)} is VALID [2022-02-20 19:55:47,043 INFO L290 TraceCheckUtils]: 21: Hoare triple {7217#(= ~c_dr_pc~0 0)} assume 0 != eval1_~tmp___0~1#1;~c_dr_st~0 := 1;assume { :begin_inline_do_read_c } true;havoc do_read_c_~a~0#1;havoc do_read_c_~a~0#1; {7217#(= ~c_dr_pc~0 0)} is VALID [2022-02-20 19:55:47,047 INFO L290 TraceCheckUtils]: 22: Hoare triple {7217#(= ~c_dr_pc~0 0)} assume !(0 == ~c_dr_pc~0); {7216#false} is VALID [2022-02-20 19:55:47,048 INFO L290 TraceCheckUtils]: 23: Hoare triple {7216#false} assume 1 == ~c_dr_pc~0; {7216#false} is VALID [2022-02-20 19:55:47,048 INFO L290 TraceCheckUtils]: 24: Hoare triple {7216#false} do_read_c_~a~0#1 := ~a_t~0; {7216#false} is VALID [2022-02-20 19:55:47,048 INFO L290 TraceCheckUtils]: 25: Hoare triple {7216#false} do_read_c_~a~0#1 := ~q_buf_0~0;~c_last_read~0 := do_read_c_~a~0#1;~c_num_read~0 := 1 + ~c_num_read~0;~q_free~0 := 1;~q_read_ev~0 := 1; {7216#false} is VALID [2022-02-20 19:55:47,048 INFO L272 TraceCheckUtils]: 26: Hoare triple {7216#false} call immediate_notify_threads(); {7237#(and (= |old(~p_dw_st~0)| ~p_dw_st~0) (= ~c_dr_st~0 |old(~c_dr_st~0)|))} is VALID [2022-02-20 19:55:47,048 INFO L290 TraceCheckUtils]: 27: Hoare triple {7237#(and (= |old(~p_dw_st~0)| ~p_dw_st~0) (= ~c_dr_st~0 |old(~c_dr_st~0)|))} havoc ~tmp~0#1;havoc ~tmp___0~0#1;assume { :begin_inline_is_do_write_p_triggered } true;havoc is_do_write_p_triggered_#res#1;havoc is_do_write_p_triggered_~__retres1~0#1;havoc is_do_write_p_triggered_~__retres1~0#1; {7215#true} is VALID [2022-02-20 19:55:47,049 INFO L290 TraceCheckUtils]: 28: Hoare triple {7215#true} assume 1 == ~p_dw_pc~0; {7215#true} is VALID [2022-02-20 19:55:47,049 INFO L290 TraceCheckUtils]: 29: Hoare triple {7215#true} assume 1 == ~q_read_ev~0;is_do_write_p_triggered_~__retres1~0#1 := 1; {7215#true} is VALID [2022-02-20 19:55:47,049 INFO L290 TraceCheckUtils]: 30: Hoare triple {7215#true} is_do_write_p_triggered_#res#1 := is_do_write_p_triggered_~__retres1~0#1; {7215#true} is VALID [2022-02-20 19:55:47,049 INFO L290 TraceCheckUtils]: 31: Hoare triple {7215#true} #t~ret5#1 := is_do_write_p_triggered_#res#1;assume { :end_inline_is_do_write_p_triggered } true;assume -2147483648 <= #t~ret5#1 && #t~ret5#1 <= 2147483647;~tmp~0#1 := #t~ret5#1;havoc #t~ret5#1; {7215#true} is VALID [2022-02-20 19:55:47,049 INFO L290 TraceCheckUtils]: 32: Hoare triple {7215#true} assume 0 != ~tmp~0#1;~p_dw_st~0 := 0; {7215#true} is VALID [2022-02-20 19:55:47,050 INFO L290 TraceCheckUtils]: 33: Hoare triple {7215#true} assume { :begin_inline_is_do_read_c_triggered } true;havoc is_do_read_c_triggered_#res#1;havoc is_do_read_c_triggered_~__retres1~1#1;havoc is_do_read_c_triggered_~__retres1~1#1; {7215#true} is VALID [2022-02-20 19:55:47,050 INFO L290 TraceCheckUtils]: 34: Hoare triple {7215#true} assume !(1 == ~c_dr_pc~0); {7215#true} is VALID [2022-02-20 19:55:47,050 INFO L290 TraceCheckUtils]: 35: Hoare triple {7215#true} is_do_read_c_triggered_~__retres1~1#1 := 0; {7215#true} is VALID [2022-02-20 19:55:47,051 INFO L290 TraceCheckUtils]: 36: Hoare triple {7215#true} is_do_read_c_triggered_#res#1 := is_do_read_c_triggered_~__retres1~1#1; {7215#true} is VALID [2022-02-20 19:55:47,053 INFO L290 TraceCheckUtils]: 37: Hoare triple {7215#true} #t~ret6#1 := is_do_read_c_triggered_#res#1;assume { :end_inline_is_do_read_c_triggered } true;assume -2147483648 <= #t~ret6#1 && #t~ret6#1 <= 2147483647;~tmp___0~0#1 := #t~ret6#1;havoc #t~ret6#1; {7215#true} is VALID [2022-02-20 19:55:47,054 INFO L290 TraceCheckUtils]: 38: Hoare triple {7215#true} assume 0 != ~tmp___0~0#1;~c_dr_st~0 := 0; {7215#true} is VALID [2022-02-20 19:55:47,055 INFO L290 TraceCheckUtils]: 39: Hoare triple {7215#true} assume true; {7215#true} is VALID [2022-02-20 19:55:47,057 INFO L284 TraceCheckUtils]: 40: Hoare quadruple {7215#true} {7216#false} #1407#return; {7216#false} is VALID [2022-02-20 19:55:47,058 INFO L290 TraceCheckUtils]: 41: Hoare triple {7216#false} ~q_read_ev~0 := 2; {7216#false} is VALID [2022-02-20 19:55:47,059 INFO L290 TraceCheckUtils]: 42: Hoare triple {7216#false} assume !(~p_last_write~0 == ~c_last_read~0); {7216#false} is VALID [2022-02-20 19:55:47,059 INFO L272 TraceCheckUtils]: 43: Hoare triple {7216#false} call error1(); {7216#false} is VALID [2022-02-20 19:55:47,059 INFO L290 TraceCheckUtils]: 44: Hoare triple {7216#false} assume !false; {7216#false} is VALID [2022-02-20 19:55:47,060 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-20 19:55:47,060 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 19:55:47,060 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1506524372] [2022-02-20 19:55:47,061 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1506524372] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 19:55:47,061 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 19:55:47,061 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-02-20 19:55:47,061 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [266292996] [2022-02-20 19:55:47,061 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 19:55:47,062 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.0) internal successors, (40), 3 states have internal predecessors, (40), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 45 [2022-02-20 19:55:47,062 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 19:55:47,063 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 4 states, 4 states have (on average 10.0) internal successors, (40), 3 states have internal predecessors, (40), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-02-20 19:55:47,095 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 45 edges. 45 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 19:55:47,095 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-02-20 19:55:47,095 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 19:55:47,097 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-02-20 19:55:47,097 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-02-20 19:55:47,097 INFO L87 Difference]: Start difference. First operand 482 states and 715 transitions. Second operand has 4 states, 4 states have (on average 10.0) internal successors, (40), 3 states have internal predecessors, (40), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-02-20 19:55:47,938 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 19:55:47,938 INFO L93 Difference]: Finished difference Result 890 states and 1274 transitions. [2022-02-20 19:55:47,938 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-02-20 19:55:47,939 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.0) internal successors, (40), 3 states have internal predecessors, (40), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 45 [2022-02-20 19:55:47,939 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-20 19:55:47,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 10.0) internal successors, (40), 3 states have internal predecessors, (40), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-02-20 19:55:47,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 725 transitions. [2022-02-20 19:55:47,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 10.0) internal successors, (40), 3 states have internal predecessors, (40), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-02-20 19:55:47,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 725 transitions. [2022-02-20 19:55:47,952 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states and 725 transitions. [2022-02-20 19:55:48,493 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 725 edges. 725 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 19:55:48,529 INFO L225 Difference]: With dead ends: 890 [2022-02-20 19:55:48,529 INFO L226 Difference]: Without dead ends: 699 [2022-02-20 19:55:48,530 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-02-20 19:55:48,538 INFO L933 BasicCegarLoop]: 556 mSDtfsCounter, 725 mSDsluCounter, 346 mSDsCounter, 0 mSdLazyCounter, 72 mSolverCounterSat, 39 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 747 SdHoareTripleChecker+Valid, 902 SdHoareTripleChecker+Invalid, 111 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 39 IncrementalHoareTripleChecker+Valid, 72 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-02-20 19:55:48,540 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [747 Valid, 902 Invalid, 111 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [39 Valid, 72 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-02-20 19:55:48,543 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 699 states. [2022-02-20 19:55:48,567 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 699 to 647. [2022-02-20 19:55:48,567 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-20 19:55:48,569 INFO L82 GeneralOperation]: Start isEquivalent. First operand 699 states. Second operand has 647 states, 575 states have (on average 1.4417391304347826) internal successors, (829), 583 states have internal predecessors, (829), 48 states have call successors, (48), 22 states have call predecessors, (48), 22 states have return successors, (56), 42 states have call predecessors, (56), 44 states have call successors, (56) [2022-02-20 19:55:48,571 INFO L74 IsIncluded]: Start isIncluded. First operand 699 states. Second operand has 647 states, 575 states have (on average 1.4417391304347826) internal successors, (829), 583 states have internal predecessors, (829), 48 states have call successors, (48), 22 states have call predecessors, (48), 22 states have return successors, (56), 42 states have call predecessors, (56), 44 states have call successors, (56) [2022-02-20 19:55:48,574 INFO L87 Difference]: Start difference. First operand 699 states. Second operand has 647 states, 575 states have (on average 1.4417391304347826) internal successors, (829), 583 states have internal predecessors, (829), 48 states have call successors, (48), 22 states have call predecessors, (48), 22 states have return successors, (56), 42 states have call predecessors, (56), 44 states have call successors, (56) [2022-02-20 19:55:48,605 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 19:55:48,605 INFO L93 Difference]: Finished difference Result 699 states and 996 transitions. [2022-02-20 19:55:48,606 INFO L276 IsEmpty]: Start isEmpty. Operand 699 states and 996 transitions. [2022-02-20 19:55:48,608 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 19:55:48,608 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 19:55:48,610 INFO L74 IsIncluded]: Start isIncluded. First operand has 647 states, 575 states have (on average 1.4417391304347826) internal successors, (829), 583 states have internal predecessors, (829), 48 states have call successors, (48), 22 states have call predecessors, (48), 22 states have return successors, (56), 42 states have call predecessors, (56), 44 states have call successors, (56) Second operand 699 states. [2022-02-20 19:55:48,612 INFO L87 Difference]: Start difference. First operand has 647 states, 575 states have (on average 1.4417391304347826) internal successors, (829), 583 states have internal predecessors, (829), 48 states have call successors, (48), 22 states have call predecessors, (48), 22 states have return successors, (56), 42 states have call predecessors, (56), 44 states have call successors, (56) Second operand 699 states. [2022-02-20 19:55:48,644 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 19:55:48,645 INFO L93 Difference]: Finished difference Result 699 states and 996 transitions. [2022-02-20 19:55:48,645 INFO L276 IsEmpty]: Start isEmpty. Operand 699 states and 996 transitions. [2022-02-20 19:55:48,646 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 19:55:48,647 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 19:55:48,647 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-20 19:55:48,647 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-20 19:55:48,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 647 states, 575 states have (on average 1.4417391304347826) internal successors, (829), 583 states have internal predecessors, (829), 48 states have call successors, (48), 22 states have call predecessors, (48), 22 states have return successors, (56), 42 states have call predecessors, (56), 44 states have call successors, (56) [2022-02-20 19:55:48,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 647 states to 647 states and 933 transitions. [2022-02-20 19:55:48,680 INFO L78 Accepts]: Start accepts. Automaton has 647 states and 933 transitions. Word has length 45 [2022-02-20 19:55:48,680 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 19:55:48,680 INFO L470 AbstractCegarLoop]: Abstraction has 647 states and 933 transitions. [2022-02-20 19:55:48,681 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.0) internal successors, (40), 3 states have internal predecessors, (40), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-02-20 19:55:48,681 INFO L276 IsEmpty]: Start isEmpty. Operand 647 states and 933 transitions. [2022-02-20 19:55:48,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2022-02-20 19:55:48,682 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 19:55:48,682 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-20 19:55:48,683 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-02-20 19:55:48,683 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting error1Err0ASSERT_VIOLATIONERROR_FUNCTION === [error1Err0ASSERT_VIOLATIONERROR_FUNCTION, error2Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-20 19:55:48,683 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 19:55:48,684 INFO L85 PathProgramCache]: Analyzing trace with hash -1757585952, now seen corresponding path program 1 times [2022-02-20 19:55:48,684 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 19:55:48,684 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [820849070] [2022-02-20 19:55:48,684 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 19:55:48,684 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 19:55:48,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 19:55:48,795 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-02-20 19:55:48,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 19:55:48,800 INFO L290 TraceCheckUtils]: 0: Hoare triple {10704#true} havoc ~__retres1~2; {10704#true} is VALID [2022-02-20 19:55:48,803 INFO L290 TraceCheckUtils]: 1: Hoare triple {10704#true} assume 0 == ~p_dw_st~0;~__retres1~2 := 1; {10704#true} is VALID [2022-02-20 19:55:48,803 INFO L290 TraceCheckUtils]: 2: Hoare triple {10704#true} #res := ~__retres1~2; {10704#true} is VALID [2022-02-20 19:55:48,803 INFO L290 TraceCheckUtils]: 3: Hoare triple {10704#true} assume true; {10704#true} is VALID [2022-02-20 19:55:48,803 INFO L284 TraceCheckUtils]: 4: Hoare quadruple {10704#true} {10704#true} #1403#return; {10704#true} is VALID [2022-02-20 19:55:48,804 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2022-02-20 19:55:48,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 19:55:48,811 INFO L290 TraceCheckUtils]: 0: Hoare triple {10704#true} havoc ~__retres1~2; {10704#true} is VALID [2022-02-20 19:55:48,811 INFO L290 TraceCheckUtils]: 1: Hoare triple {10704#true} assume 0 == ~p_dw_st~0;~__retres1~2 := 1; {10704#true} is VALID [2022-02-20 19:55:48,811 INFO L290 TraceCheckUtils]: 2: Hoare triple {10704#true} #res := ~__retres1~2; {10704#true} is VALID [2022-02-20 19:55:48,811 INFO L290 TraceCheckUtils]: 3: Hoare triple {10704#true} assume true; {10704#true} is VALID [2022-02-20 19:55:48,812 INFO L284 TraceCheckUtils]: 4: Hoare quadruple {10704#true} {10711#(= ~c_dr_st~0 2)} #1403#return; {10711#(= ~c_dr_st~0 2)} is VALID [2022-02-20 19:55:48,816 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2022-02-20 19:55:48,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 19:55:48,833 INFO L290 TraceCheckUtils]: 0: Hoare triple {10731#(and (= |old(~p_dw_st~0)| ~p_dw_st~0) (= ~c_dr_st~0 |old(~c_dr_st~0)|))} havoc ~tmp~0#1;havoc ~tmp___0~0#1;assume { :begin_inline_is_do_write_p_triggered } true;havoc is_do_write_p_triggered_#res#1;havoc is_do_write_p_triggered_~__retres1~0#1;havoc is_do_write_p_triggered_~__retres1~0#1; {10704#true} is VALID [2022-02-20 19:55:48,834 INFO L290 TraceCheckUtils]: 1: Hoare triple {10704#true} assume 1 == ~p_dw_pc~0; {10704#true} is VALID [2022-02-20 19:55:48,834 INFO L290 TraceCheckUtils]: 2: Hoare triple {10704#true} assume 1 == ~q_read_ev~0;is_do_write_p_triggered_~__retres1~0#1 := 1; {10704#true} is VALID [2022-02-20 19:55:48,834 INFO L290 TraceCheckUtils]: 3: Hoare triple {10704#true} is_do_write_p_triggered_#res#1 := is_do_write_p_triggered_~__retres1~0#1; {10704#true} is VALID [2022-02-20 19:55:48,834 INFO L290 TraceCheckUtils]: 4: Hoare triple {10704#true} #t~ret5#1 := is_do_write_p_triggered_#res#1;assume { :end_inline_is_do_write_p_triggered } true;assume -2147483648 <= #t~ret5#1 && #t~ret5#1 <= 2147483647;~tmp~0#1 := #t~ret5#1;havoc #t~ret5#1; {10704#true} is VALID [2022-02-20 19:55:48,834 INFO L290 TraceCheckUtils]: 5: Hoare triple {10704#true} assume 0 != ~tmp~0#1;~p_dw_st~0 := 0; {10704#true} is VALID [2022-02-20 19:55:48,835 INFO L290 TraceCheckUtils]: 6: Hoare triple {10704#true} assume { :begin_inline_is_do_read_c_triggered } true;havoc is_do_read_c_triggered_#res#1;havoc is_do_read_c_triggered_~__retres1~1#1;havoc is_do_read_c_triggered_~__retres1~1#1; {10704#true} is VALID [2022-02-20 19:55:48,835 INFO L290 TraceCheckUtils]: 7: Hoare triple {10704#true} assume !(1 == ~c_dr_pc~0); {10704#true} is VALID [2022-02-20 19:55:48,835 INFO L290 TraceCheckUtils]: 8: Hoare triple {10704#true} is_do_read_c_triggered_~__retres1~1#1 := 0; {10704#true} is VALID [2022-02-20 19:55:48,835 INFO L290 TraceCheckUtils]: 9: Hoare triple {10704#true} is_do_read_c_triggered_#res#1 := is_do_read_c_triggered_~__retres1~1#1; {10704#true} is VALID [2022-02-20 19:55:48,835 INFO L290 TraceCheckUtils]: 10: Hoare triple {10704#true} #t~ret6#1 := is_do_read_c_triggered_#res#1;assume { :end_inline_is_do_read_c_triggered } true;assume -2147483648 <= #t~ret6#1 && #t~ret6#1 <= 2147483647;~tmp___0~0#1 := #t~ret6#1;havoc #t~ret6#1; {10704#true} is VALID [2022-02-20 19:55:48,835 INFO L290 TraceCheckUtils]: 11: Hoare triple {10704#true} assume 0 != ~tmp___0~0#1;~c_dr_st~0 := 0; {10704#true} is VALID [2022-02-20 19:55:48,836 INFO L290 TraceCheckUtils]: 12: Hoare triple {10704#true} assume true; {10704#true} is VALID [2022-02-20 19:55:48,836 INFO L284 TraceCheckUtils]: 13: Hoare quadruple {10704#true} {10705#false} #1407#return; {10705#false} is VALID [2022-02-20 19:55:48,837 INFO L290 TraceCheckUtils]: 0: Hoare triple {10704#true} assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(19, 2);call #Ultimate.allocInit(12, 3);~q_buf_0~0 := 0;~q_free~0 := 0;~q_read_ev~0 := 0;~q_write_ev~0 := 0;~p_num_write~0 := 0;~p_last_write~0 := 0;~p_dw_st~0 := 0;~p_dw_pc~0 := 0;~p_dw_i~0 := 0;~c_num_read~0 := 0;~c_last_read~0 := 0;~c_dr_st~0 := 0;~c_dr_pc~0 := 0;~c_dr_i~0 := 0;~a_t~0 := 0;~m_pc~0 := 0;~t1_pc~0 := 0;~t2_pc~0 := 0;~t3_pc~0 := 0;~t4_pc~0 := 0;~t5_pc~0 := 0;~t6_pc~0 := 0;~t7_pc~0 := 0;~t8_pc~0 := 0;~m_st~0 := 0;~t1_st~0 := 0;~t2_st~0 := 0;~t3_st~0 := 0;~t4_st~0 := 0;~t5_st~0 := 0;~t6_st~0 := 0;~t7_st~0 := 0;~t8_st~0 := 0;~m_i~0 := 0;~t1_i~0 := 0;~t2_i~0 := 0;~t3_i~0 := 0;~t4_i~0 := 0;~t5_i~0 := 0;~t6_i~0 := 0;~t7_i~0 := 0;~t8_i~0 := 0;~M_E~0 := 2;~T1_E~0 := 2;~T2_E~0 := 2;~T3_E~0 := 2;~T4_E~0 := 2;~T5_E~0 := 2;~T6_E~0 := 2;~T7_E~0 := 2;~T8_E~0 := 2;~E_M~0 := 2;~E_1~0 := 2;~E_2~0 := 2;~E_3~0 := 2;~E_4~0 := 2;~E_5~0 := 2;~E_6~0 := 2;~E_7~0 := 2;~E_8~0 := 2;~token~0 := 0;~local~0 := 0; {10704#true} is VALID [2022-02-20 19:55:48,838 INFO L290 TraceCheckUtils]: 1: Hoare triple {10704#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet41#1, main_#t~ret42#1, main_#t~ret43#1;assume -2147483648 <= main_#t~nondet41#1 && main_#t~nondet41#1 <= 2147483647; {10704#true} is VALID [2022-02-20 19:55:48,838 INFO L290 TraceCheckUtils]: 2: Hoare triple {10704#true} assume 0 != main_#t~nondet41#1;havoc main_#t~nondet41#1;assume { :begin_inline_main1 } true;havoc main1_#res#1;havoc main1_~__retres1~3#1;havoc main1_~__retres1~3#1;assume { :begin_inline_init_model1 } true;~q_free~0 := 1;~q_write_ev~0 := 2;~q_read_ev~0 := ~q_write_ev~0;~p_num_write~0 := 0;~p_dw_pc~0 := 0;~p_dw_i~0 := 1;~c_num_read~0 := 0;~c_dr_pc~0 := 0;~c_dr_i~0 := 1; {10704#true} is VALID [2022-02-20 19:55:48,839 INFO L290 TraceCheckUtils]: 3: Hoare triple {10704#true} assume { :end_inline_init_model1 } true;assume { :begin_inline_start_simulation1 } true;havoc start_simulation1_#t~ret12#1, start_simulation1_~kernel_st~0#1, start_simulation1_~tmp~3#1;havoc start_simulation1_~kernel_st~0#1;havoc start_simulation1_~tmp~3#1;start_simulation1_~kernel_st~0#1 := 0;assume { :begin_inline_init_threads1 } true; {10704#true} is VALID [2022-02-20 19:55:48,839 INFO L290 TraceCheckUtils]: 4: Hoare triple {10704#true} assume 1 == ~p_dw_i~0;~p_dw_st~0 := 0; {10704#true} is VALID [2022-02-20 19:55:48,839 INFO L290 TraceCheckUtils]: 5: Hoare triple {10704#true} assume 1 == ~c_dr_i~0;~c_dr_st~0 := 0; {10704#true} is VALID [2022-02-20 19:55:48,839 INFO L290 TraceCheckUtils]: 6: Hoare triple {10704#true} assume { :end_inline_init_threads1 } true; {10704#true} is VALID [2022-02-20 19:55:48,839 INFO L290 TraceCheckUtils]: 7: Hoare triple {10704#true} assume !false; {10704#true} is VALID [2022-02-20 19:55:48,840 INFO L290 TraceCheckUtils]: 8: Hoare triple {10704#true} start_simulation1_~kernel_st~0#1 := 1;assume { :begin_inline_eval1 } true;havoc eval1_#t~ret8#1, eval1_#t~nondet9#1, eval1_#t~nondet10#1, eval1_~tmp~1#1, eval1_~tmp___0~1#1, eval1_~tmp___1~0#1;havoc eval1_~tmp~1#1;havoc eval1_~tmp___0~1#1;havoc eval1_~tmp___1~0#1; {10704#true} is VALID [2022-02-20 19:55:48,840 INFO L290 TraceCheckUtils]: 9: Hoare triple {10704#true} assume !false; {10704#true} is VALID [2022-02-20 19:55:48,840 INFO L272 TraceCheckUtils]: 10: Hoare triple {10704#true} call eval1_#t~ret8#1 := exists_runnable_thread1(); {10704#true} is VALID [2022-02-20 19:55:48,840 INFO L290 TraceCheckUtils]: 11: Hoare triple {10704#true} havoc ~__retres1~2; {10704#true} is VALID [2022-02-20 19:55:48,840 INFO L290 TraceCheckUtils]: 12: Hoare triple {10704#true} assume 0 == ~p_dw_st~0;~__retres1~2 := 1; {10704#true} is VALID [2022-02-20 19:55:48,840 INFO L290 TraceCheckUtils]: 13: Hoare triple {10704#true} #res := ~__retres1~2; {10704#true} is VALID [2022-02-20 19:55:48,841 INFO L290 TraceCheckUtils]: 14: Hoare triple {10704#true} assume true; {10704#true} is VALID [2022-02-20 19:55:48,841 INFO L284 TraceCheckUtils]: 15: Hoare quadruple {10704#true} {10704#true} #1403#return; {10704#true} is VALID [2022-02-20 19:55:48,841 INFO L290 TraceCheckUtils]: 16: Hoare triple {10704#true} assume -2147483648 <= eval1_#t~ret8#1 && eval1_#t~ret8#1 <= 2147483647;eval1_~tmp___1~0#1 := eval1_#t~ret8#1;havoc eval1_#t~ret8#1; {10704#true} is VALID [2022-02-20 19:55:48,841 INFO L290 TraceCheckUtils]: 17: Hoare triple {10704#true} assume 0 != eval1_~tmp___1~0#1; {10704#true} is VALID [2022-02-20 19:55:48,841 INFO L290 TraceCheckUtils]: 18: Hoare triple {10704#true} assume 0 == ~p_dw_st~0;assume -2147483648 <= eval1_#t~nondet9#1 && eval1_#t~nondet9#1 <= 2147483647;eval1_~tmp~1#1 := eval1_#t~nondet9#1;havoc eval1_#t~nondet9#1; {10704#true} is VALID [2022-02-20 19:55:48,841 INFO L290 TraceCheckUtils]: 19: Hoare triple {10704#true} assume !(0 != eval1_~tmp~1#1); {10704#true} is VALID [2022-02-20 19:55:48,841 INFO L290 TraceCheckUtils]: 20: Hoare triple {10704#true} assume 0 == ~c_dr_st~0;assume -2147483648 <= eval1_#t~nondet10#1 && eval1_#t~nondet10#1 <= 2147483647;eval1_~tmp___0~1#1 := eval1_#t~nondet10#1;havoc eval1_#t~nondet10#1; {10704#true} is VALID [2022-02-20 19:55:48,842 INFO L290 TraceCheckUtils]: 21: Hoare triple {10704#true} assume 0 != eval1_~tmp___0~1#1;~c_dr_st~0 := 1;assume { :begin_inline_do_read_c } true;havoc do_read_c_~a~0#1;havoc do_read_c_~a~0#1; {10704#true} is VALID [2022-02-20 19:55:48,842 INFO L290 TraceCheckUtils]: 22: Hoare triple {10704#true} assume 0 == ~c_dr_pc~0; {10704#true} is VALID [2022-02-20 19:55:48,843 INFO L290 TraceCheckUtils]: 23: Hoare triple {10704#true} assume !false; {10704#true} is VALID [2022-02-20 19:55:48,844 INFO L290 TraceCheckUtils]: 24: Hoare triple {10704#true} assume 1 == ~q_free~0;~c_dr_st~0 := 2;~c_dr_pc~0 := 1;~a_t~0 := do_read_c_~a~0#1; {10711#(= ~c_dr_st~0 2)} is VALID [2022-02-20 19:55:48,844 INFO L290 TraceCheckUtils]: 25: Hoare triple {10711#(= ~c_dr_st~0 2)} assume { :end_inline_do_read_c } true; {10711#(= ~c_dr_st~0 2)} is VALID [2022-02-20 19:55:48,846 INFO L290 TraceCheckUtils]: 26: Hoare triple {10711#(= ~c_dr_st~0 2)} assume !false; {10711#(= ~c_dr_st~0 2)} is VALID [2022-02-20 19:55:48,846 INFO L272 TraceCheckUtils]: 27: Hoare triple {10711#(= ~c_dr_st~0 2)} call eval1_#t~ret8#1 := exists_runnable_thread1(); {10704#true} is VALID [2022-02-20 19:55:48,846 INFO L290 TraceCheckUtils]: 28: Hoare triple {10704#true} havoc ~__retres1~2; {10704#true} is VALID [2022-02-20 19:55:48,846 INFO L290 TraceCheckUtils]: 29: Hoare triple {10704#true} assume 0 == ~p_dw_st~0;~__retres1~2 := 1; {10704#true} is VALID [2022-02-20 19:55:48,846 INFO L290 TraceCheckUtils]: 30: Hoare triple {10704#true} #res := ~__retres1~2; {10704#true} is VALID [2022-02-20 19:55:48,847 INFO L290 TraceCheckUtils]: 31: Hoare triple {10704#true} assume true; {10704#true} is VALID [2022-02-20 19:55:48,847 INFO L284 TraceCheckUtils]: 32: Hoare quadruple {10704#true} {10711#(= ~c_dr_st~0 2)} #1403#return; {10711#(= ~c_dr_st~0 2)} is VALID [2022-02-20 19:55:48,847 INFO L290 TraceCheckUtils]: 33: Hoare triple {10711#(= ~c_dr_st~0 2)} assume -2147483648 <= eval1_#t~ret8#1 && eval1_#t~ret8#1 <= 2147483647;eval1_~tmp___1~0#1 := eval1_#t~ret8#1;havoc eval1_#t~ret8#1; {10711#(= ~c_dr_st~0 2)} is VALID [2022-02-20 19:55:48,848 INFO L290 TraceCheckUtils]: 34: Hoare triple {10711#(= ~c_dr_st~0 2)} assume 0 != eval1_~tmp___1~0#1; {10711#(= ~c_dr_st~0 2)} is VALID [2022-02-20 19:55:48,848 INFO L290 TraceCheckUtils]: 35: Hoare triple {10711#(= ~c_dr_st~0 2)} assume 0 == ~p_dw_st~0;assume -2147483648 <= eval1_#t~nondet9#1 && eval1_#t~nondet9#1 <= 2147483647;eval1_~tmp~1#1 := eval1_#t~nondet9#1;havoc eval1_#t~nondet9#1; {10711#(= ~c_dr_st~0 2)} is VALID [2022-02-20 19:55:48,848 INFO L290 TraceCheckUtils]: 36: Hoare triple {10711#(= ~c_dr_st~0 2)} assume !(0 != eval1_~tmp~1#1); {10711#(= ~c_dr_st~0 2)} is VALID [2022-02-20 19:55:48,849 INFO L290 TraceCheckUtils]: 37: Hoare triple {10711#(= ~c_dr_st~0 2)} assume 0 == ~c_dr_st~0;assume -2147483648 <= eval1_#t~nondet10#1 && eval1_#t~nondet10#1 <= 2147483647;eval1_~tmp___0~1#1 := eval1_#t~nondet10#1;havoc eval1_#t~nondet10#1; {10705#false} is VALID [2022-02-20 19:55:48,849 INFO L290 TraceCheckUtils]: 38: Hoare triple {10705#false} assume 0 != eval1_~tmp___0~1#1;~c_dr_st~0 := 1;assume { :begin_inline_do_read_c } true;havoc do_read_c_~a~0#1;havoc do_read_c_~a~0#1; {10705#false} is VALID [2022-02-20 19:55:48,849 INFO L290 TraceCheckUtils]: 39: Hoare triple {10705#false} assume !(0 == ~c_dr_pc~0); {10705#false} is VALID [2022-02-20 19:55:48,849 INFO L290 TraceCheckUtils]: 40: Hoare triple {10705#false} assume 1 == ~c_dr_pc~0; {10705#false} is VALID [2022-02-20 19:55:48,849 INFO L290 TraceCheckUtils]: 41: Hoare triple {10705#false} do_read_c_~a~0#1 := ~a_t~0; {10705#false} is VALID [2022-02-20 19:55:48,850 INFO L290 TraceCheckUtils]: 42: Hoare triple {10705#false} do_read_c_~a~0#1 := ~q_buf_0~0;~c_last_read~0 := do_read_c_~a~0#1;~c_num_read~0 := 1 + ~c_num_read~0;~q_free~0 := 1;~q_read_ev~0 := 1; {10705#false} is VALID [2022-02-20 19:55:48,850 INFO L272 TraceCheckUtils]: 43: Hoare triple {10705#false} call immediate_notify_threads(); {10731#(and (= |old(~p_dw_st~0)| ~p_dw_st~0) (= ~c_dr_st~0 |old(~c_dr_st~0)|))} is VALID [2022-02-20 19:55:48,850 INFO L290 TraceCheckUtils]: 44: Hoare triple {10731#(and (= |old(~p_dw_st~0)| ~p_dw_st~0) (= ~c_dr_st~0 |old(~c_dr_st~0)|))} havoc ~tmp~0#1;havoc ~tmp___0~0#1;assume { :begin_inline_is_do_write_p_triggered } true;havoc is_do_write_p_triggered_#res#1;havoc is_do_write_p_triggered_~__retres1~0#1;havoc is_do_write_p_triggered_~__retres1~0#1; {10704#true} is VALID [2022-02-20 19:55:48,850 INFO L290 TraceCheckUtils]: 45: Hoare triple {10704#true} assume 1 == ~p_dw_pc~0; {10704#true} is VALID [2022-02-20 19:55:48,850 INFO L290 TraceCheckUtils]: 46: Hoare triple {10704#true} assume 1 == ~q_read_ev~0;is_do_write_p_triggered_~__retres1~0#1 := 1; {10704#true} is VALID [2022-02-20 19:55:48,850 INFO L290 TraceCheckUtils]: 47: Hoare triple {10704#true} is_do_write_p_triggered_#res#1 := is_do_write_p_triggered_~__retres1~0#1; {10704#true} is VALID [2022-02-20 19:55:48,850 INFO L290 TraceCheckUtils]: 48: Hoare triple {10704#true} #t~ret5#1 := is_do_write_p_triggered_#res#1;assume { :end_inline_is_do_write_p_triggered } true;assume -2147483648 <= #t~ret5#1 && #t~ret5#1 <= 2147483647;~tmp~0#1 := #t~ret5#1;havoc #t~ret5#1; {10704#true} is VALID [2022-02-20 19:55:48,851 INFO L290 TraceCheckUtils]: 49: Hoare triple {10704#true} assume 0 != ~tmp~0#1;~p_dw_st~0 := 0; {10704#true} is VALID [2022-02-20 19:55:48,851 INFO L290 TraceCheckUtils]: 50: Hoare triple {10704#true} assume { :begin_inline_is_do_read_c_triggered } true;havoc is_do_read_c_triggered_#res#1;havoc is_do_read_c_triggered_~__retres1~1#1;havoc is_do_read_c_triggered_~__retres1~1#1; {10704#true} is VALID [2022-02-20 19:55:48,851 INFO L290 TraceCheckUtils]: 51: Hoare triple {10704#true} assume !(1 == ~c_dr_pc~0); {10704#true} is VALID [2022-02-20 19:55:48,851 INFO L290 TraceCheckUtils]: 52: Hoare triple {10704#true} is_do_read_c_triggered_~__retres1~1#1 := 0; {10704#true} is VALID [2022-02-20 19:55:48,851 INFO L290 TraceCheckUtils]: 53: Hoare triple {10704#true} is_do_read_c_triggered_#res#1 := is_do_read_c_triggered_~__retres1~1#1; {10704#true} is VALID [2022-02-20 19:55:48,851 INFO L290 TraceCheckUtils]: 54: Hoare triple {10704#true} #t~ret6#1 := is_do_read_c_triggered_#res#1;assume { :end_inline_is_do_read_c_triggered } true;assume -2147483648 <= #t~ret6#1 && #t~ret6#1 <= 2147483647;~tmp___0~0#1 := #t~ret6#1;havoc #t~ret6#1; {10704#true} is VALID [2022-02-20 19:55:48,851 INFO L290 TraceCheckUtils]: 55: Hoare triple {10704#true} assume 0 != ~tmp___0~0#1;~c_dr_st~0 := 0; {10704#true} is VALID [2022-02-20 19:55:48,852 INFO L290 TraceCheckUtils]: 56: Hoare triple {10704#true} assume true; {10704#true} is VALID [2022-02-20 19:55:48,852 INFO L284 TraceCheckUtils]: 57: Hoare quadruple {10704#true} {10705#false} #1407#return; {10705#false} is VALID [2022-02-20 19:55:48,852 INFO L290 TraceCheckUtils]: 58: Hoare triple {10705#false} ~q_read_ev~0 := 2; {10705#false} is VALID [2022-02-20 19:55:48,852 INFO L290 TraceCheckUtils]: 59: Hoare triple {10705#false} assume !(~p_last_write~0 == ~c_last_read~0); {10705#false} is VALID [2022-02-20 19:55:48,852 INFO L272 TraceCheckUtils]: 60: Hoare triple {10705#false} call error1(); {10705#false} is VALID [2022-02-20 19:55:48,852 INFO L290 TraceCheckUtils]: 61: Hoare triple {10705#false} assume !false; {10705#false} is VALID [2022-02-20 19:55:48,853 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-02-20 19:55:48,853 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 19:55:48,853 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [820849070] [2022-02-20 19:55:48,853 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [820849070] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 19:55:48,853 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 19:55:48,853 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-02-20 19:55:48,854 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1047894177] [2022-02-20 19:55:48,854 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 19:55:48,854 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.75) internal successors, (51), 3 states have internal predecessors, (51), 3 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Word has length 62 [2022-02-20 19:55:48,855 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 19:55:48,855 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 4 states, 4 states have (on average 12.75) internal successors, (51), 3 states have internal predecessors, (51), 3 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-02-20 19:55:48,888 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 58 edges. 58 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 19:55:48,889 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-02-20 19:55:48,889 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 19:55:48,889 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-02-20 19:55:48,889 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-02-20 19:55:48,890 INFO L87 Difference]: Start difference. First operand 647 states and 933 transitions. Second operand has 4 states, 4 states have (on average 12.75) internal successors, (51), 3 states have internal predecessors, (51), 3 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-02-20 19:55:49,933 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 19:55:49,934 INFO L93 Difference]: Finished difference Result 991 states and 1394 transitions. [2022-02-20 19:55:49,934 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-02-20 19:55:49,934 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.75) internal successors, (51), 3 states have internal predecessors, (51), 3 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Word has length 62 [2022-02-20 19:55:49,934 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-20 19:55:49,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 12.75) internal successors, (51), 3 states have internal predecessors, (51), 3 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-02-20 19:55:49,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 711 transitions. [2022-02-20 19:55:49,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 12.75) internal successors, (51), 3 states have internal predecessors, (51), 3 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-02-20 19:55:49,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 711 transitions. [2022-02-20 19:55:49,946 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states and 711 transitions. [2022-02-20 19:55:50,480 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 711 edges. 711 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 19:55:50,524 INFO L225 Difference]: With dead ends: 991 [2022-02-20 19:55:50,524 INFO L226 Difference]: Without dead ends: 754 [2022-02-20 19:55:50,525 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-02-20 19:55:50,526 INFO L933 BasicCegarLoop]: 604 mSDtfsCounter, 272 mSDsluCounter, 608 mSDsCounter, 0 mSdLazyCounter, 297 mSolverCounterSat, 31 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 274 SdHoareTripleChecker+Valid, 1212 SdHoareTripleChecker+Invalid, 328 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 31 IncrementalHoareTripleChecker+Valid, 297 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-02-20 19:55:50,527 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [274 Valid, 1212 Invalid, 328 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [31 Valid, 297 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-02-20 19:55:50,529 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 754 states. [2022-02-20 19:55:50,552 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 754 to 716. [2022-02-20 19:55:50,552 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-20 19:55:50,554 INFO L82 GeneralOperation]: Start isEquivalent. First operand 754 states. Second operand has 716 states, 635 states have (on average 1.415748031496063) internal successors, (899), 644 states have internal predecessors, (899), 53 states have call successors, (53), 25 states have call predecessors, (53), 26 states have return successors, (65), 47 states have call predecessors, (65), 49 states have call successors, (65) [2022-02-20 19:55:50,556 INFO L74 IsIncluded]: Start isIncluded. First operand 754 states. Second operand has 716 states, 635 states have (on average 1.415748031496063) internal successors, (899), 644 states have internal predecessors, (899), 53 states have call successors, (53), 25 states have call predecessors, (53), 26 states have return successors, (65), 47 states have call predecessors, (65), 49 states have call successors, (65) [2022-02-20 19:55:50,557 INFO L87 Difference]: Start difference. First operand 754 states. Second operand has 716 states, 635 states have (on average 1.415748031496063) internal successors, (899), 644 states have internal predecessors, (899), 53 states have call successors, (53), 25 states have call predecessors, (53), 26 states have return successors, (65), 47 states have call predecessors, (65), 49 states have call successors, (65) [2022-02-20 19:55:50,597 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 19:55:50,597 INFO L93 Difference]: Finished difference Result 754 states and 1063 transitions. [2022-02-20 19:55:50,597 INFO L276 IsEmpty]: Start isEmpty. Operand 754 states and 1063 transitions. [2022-02-20 19:55:50,600 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 19:55:50,600 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 19:55:50,602 INFO L74 IsIncluded]: Start isIncluded. First operand has 716 states, 635 states have (on average 1.415748031496063) internal successors, (899), 644 states have internal predecessors, (899), 53 states have call successors, (53), 25 states have call predecessors, (53), 26 states have return successors, (65), 47 states have call predecessors, (65), 49 states have call successors, (65) Second operand 754 states. [2022-02-20 19:55:50,606 INFO L87 Difference]: Start difference. First operand has 716 states, 635 states have (on average 1.415748031496063) internal successors, (899), 644 states have internal predecessors, (899), 53 states have call successors, (53), 25 states have call predecessors, (53), 26 states have return successors, (65), 47 states have call predecessors, (65), 49 states have call successors, (65) Second operand 754 states. [2022-02-20 19:55:50,652 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 19:55:50,652 INFO L93 Difference]: Finished difference Result 754 states and 1063 transitions. [2022-02-20 19:55:50,652 INFO L276 IsEmpty]: Start isEmpty. Operand 754 states and 1063 transitions. [2022-02-20 19:55:50,654 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 19:55:50,654 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 19:55:50,654 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-20 19:55:50,654 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-20 19:55:50,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 716 states, 635 states have (on average 1.415748031496063) internal successors, (899), 644 states have internal predecessors, (899), 53 states have call successors, (53), 25 states have call predecessors, (53), 26 states have return successors, (65), 47 states have call predecessors, (65), 49 states have call successors, (65) [2022-02-20 19:55:50,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 716 states to 716 states and 1017 transitions. [2022-02-20 19:55:50,694 INFO L78 Accepts]: Start accepts. Automaton has 716 states and 1017 transitions. Word has length 62 [2022-02-20 19:55:50,695 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 19:55:50,695 INFO L470 AbstractCegarLoop]: Abstraction has 716 states and 1017 transitions. [2022-02-20 19:55:50,695 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.75) internal successors, (51), 3 states have internal predecessors, (51), 3 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-02-20 19:55:50,695 INFO L276 IsEmpty]: Start isEmpty. Operand 716 states and 1017 transitions. [2022-02-20 19:55:50,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2022-02-20 19:55:50,698 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 19:55:50,699 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-20 19:55:50,699 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-02-20 19:55:50,699 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting error1Err0ASSERT_VIOLATIONERROR_FUNCTION === [error1Err0ASSERT_VIOLATIONERROR_FUNCTION, error2Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-20 19:55:50,699 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 19:55:50,700 INFO L85 PathProgramCache]: Analyzing trace with hash 2041601228, now seen corresponding path program 1 times [2022-02-20 19:55:50,700 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 19:55:50,700 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1813822733] [2022-02-20 19:55:50,700 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 19:55:50,700 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 19:55:50,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 19:55:50,758 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-02-20 19:55:50,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 19:55:50,764 INFO L290 TraceCheckUtils]: 0: Hoare triple {14547#true} havoc ~__retres1~2; {14547#true} is VALID [2022-02-20 19:55:50,764 INFO L290 TraceCheckUtils]: 1: Hoare triple {14547#true} assume 0 == ~p_dw_st~0;~__retres1~2 := 1; {14547#true} is VALID [2022-02-20 19:55:50,764 INFO L290 TraceCheckUtils]: 2: Hoare triple {14547#true} #res := ~__retres1~2; {14547#true} is VALID [2022-02-20 19:55:50,764 INFO L290 TraceCheckUtils]: 3: Hoare triple {14547#true} assume true; {14547#true} is VALID [2022-02-20 19:55:50,765 INFO L284 TraceCheckUtils]: 4: Hoare quadruple {14547#true} {14549#(= ~p_dw_pc~0 0)} #1403#return; {14549#(= ~p_dw_pc~0 0)} is VALID [2022-02-20 19:55:50,769 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2022-02-20 19:55:50,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 19:55:50,778 INFO L290 TraceCheckUtils]: 0: Hoare triple {14583#(and (= |old(~p_dw_st~0)| ~p_dw_st~0) (= ~c_dr_st~0 |old(~c_dr_st~0)|))} havoc ~tmp~0#1;havoc ~tmp___0~0#1;assume { :begin_inline_is_do_write_p_triggered } true;havoc is_do_write_p_triggered_#res#1;havoc is_do_write_p_triggered_~__retres1~0#1;havoc is_do_write_p_triggered_~__retres1~0#1; {14547#true} is VALID [2022-02-20 19:55:50,779 INFO L290 TraceCheckUtils]: 1: Hoare triple {14547#true} assume 1 == ~p_dw_pc~0; {14547#true} is VALID [2022-02-20 19:55:50,779 INFO L290 TraceCheckUtils]: 2: Hoare triple {14547#true} assume 1 == ~q_read_ev~0;is_do_write_p_triggered_~__retres1~0#1 := 1; {14547#true} is VALID [2022-02-20 19:55:50,779 INFO L290 TraceCheckUtils]: 3: Hoare triple {14547#true} is_do_write_p_triggered_#res#1 := is_do_write_p_triggered_~__retres1~0#1; {14547#true} is VALID [2022-02-20 19:55:50,779 INFO L290 TraceCheckUtils]: 4: Hoare triple {14547#true} #t~ret5#1 := is_do_write_p_triggered_#res#1;assume { :end_inline_is_do_write_p_triggered } true;assume -2147483648 <= #t~ret5#1 && #t~ret5#1 <= 2147483647;~tmp~0#1 := #t~ret5#1;havoc #t~ret5#1; {14547#true} is VALID [2022-02-20 19:55:50,779 INFO L290 TraceCheckUtils]: 5: Hoare triple {14547#true} assume 0 != ~tmp~0#1;~p_dw_st~0 := 0; {14547#true} is VALID [2022-02-20 19:55:50,780 INFO L290 TraceCheckUtils]: 6: Hoare triple {14547#true} assume { :begin_inline_is_do_read_c_triggered } true;havoc is_do_read_c_triggered_#res#1;havoc is_do_read_c_triggered_~__retres1~1#1;havoc is_do_read_c_triggered_~__retres1~1#1; {14547#true} is VALID [2022-02-20 19:55:50,780 INFO L290 TraceCheckUtils]: 7: Hoare triple {14547#true} assume !(1 == ~c_dr_pc~0); {14547#true} is VALID [2022-02-20 19:55:50,780 INFO L290 TraceCheckUtils]: 8: Hoare triple {14547#true} is_do_read_c_triggered_~__retres1~1#1 := 0; {14547#true} is VALID [2022-02-20 19:55:50,780 INFO L290 TraceCheckUtils]: 9: Hoare triple {14547#true} is_do_read_c_triggered_#res#1 := is_do_read_c_triggered_~__retres1~1#1; {14547#true} is VALID [2022-02-20 19:55:50,780 INFO L290 TraceCheckUtils]: 10: Hoare triple {14547#true} #t~ret6#1 := is_do_read_c_triggered_#res#1;assume { :end_inline_is_do_read_c_triggered } true;assume -2147483648 <= #t~ret6#1 && #t~ret6#1 <= 2147483647;~tmp___0~0#1 := #t~ret6#1;havoc #t~ret6#1; {14547#true} is VALID [2022-02-20 19:55:50,780 INFO L290 TraceCheckUtils]: 11: Hoare triple {14547#true} assume 0 != ~tmp___0~0#1;~c_dr_st~0 := 0; {14547#true} is VALID [2022-02-20 19:55:50,780 INFO L290 TraceCheckUtils]: 12: Hoare triple {14547#true} assume true; {14547#true} is VALID [2022-02-20 19:55:50,781 INFO L284 TraceCheckUtils]: 13: Hoare quadruple {14547#true} {14548#false} #1405#return; {14548#false} is VALID [2022-02-20 19:55:50,781 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2022-02-20 19:55:50,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 19:55:50,790 INFO L290 TraceCheckUtils]: 0: Hoare triple {14583#(and (= |old(~p_dw_st~0)| ~p_dw_st~0) (= ~c_dr_st~0 |old(~c_dr_st~0)|))} havoc ~tmp~0#1;havoc ~tmp___0~0#1;assume { :begin_inline_is_do_write_p_triggered } true;havoc is_do_write_p_triggered_#res#1;havoc is_do_write_p_triggered_~__retres1~0#1;havoc is_do_write_p_triggered_~__retres1~0#1; {14547#true} is VALID [2022-02-20 19:55:50,790 INFO L290 TraceCheckUtils]: 1: Hoare triple {14547#true} assume 1 == ~p_dw_pc~0; {14547#true} is VALID [2022-02-20 19:55:50,790 INFO L290 TraceCheckUtils]: 2: Hoare triple {14547#true} assume 1 == ~q_read_ev~0;is_do_write_p_triggered_~__retres1~0#1 := 1; {14547#true} is VALID [2022-02-20 19:55:50,791 INFO L290 TraceCheckUtils]: 3: Hoare triple {14547#true} is_do_write_p_triggered_#res#1 := is_do_write_p_triggered_~__retres1~0#1; {14547#true} is VALID [2022-02-20 19:55:50,791 INFO L290 TraceCheckUtils]: 4: Hoare triple {14547#true} #t~ret5#1 := is_do_write_p_triggered_#res#1;assume { :end_inline_is_do_write_p_triggered } true;assume -2147483648 <= #t~ret5#1 && #t~ret5#1 <= 2147483647;~tmp~0#1 := #t~ret5#1;havoc #t~ret5#1; {14547#true} is VALID [2022-02-20 19:55:50,791 INFO L290 TraceCheckUtils]: 5: Hoare triple {14547#true} assume 0 != ~tmp~0#1;~p_dw_st~0 := 0; {14547#true} is VALID [2022-02-20 19:55:50,791 INFO L290 TraceCheckUtils]: 6: Hoare triple {14547#true} assume { :begin_inline_is_do_read_c_triggered } true;havoc is_do_read_c_triggered_#res#1;havoc is_do_read_c_triggered_~__retres1~1#1;havoc is_do_read_c_triggered_~__retres1~1#1; {14547#true} is VALID [2022-02-20 19:55:50,791 INFO L290 TraceCheckUtils]: 7: Hoare triple {14547#true} assume !(1 == ~c_dr_pc~0); {14547#true} is VALID [2022-02-20 19:55:50,791 INFO L290 TraceCheckUtils]: 8: Hoare triple {14547#true} is_do_read_c_triggered_~__retres1~1#1 := 0; {14547#true} is VALID [2022-02-20 19:55:50,791 INFO L290 TraceCheckUtils]: 9: Hoare triple {14547#true} is_do_read_c_triggered_#res#1 := is_do_read_c_triggered_~__retres1~1#1; {14547#true} is VALID [2022-02-20 19:55:50,792 INFO L290 TraceCheckUtils]: 10: Hoare triple {14547#true} #t~ret6#1 := is_do_read_c_triggered_#res#1;assume { :end_inline_is_do_read_c_triggered } true;assume -2147483648 <= #t~ret6#1 && #t~ret6#1 <= 2147483647;~tmp___0~0#1 := #t~ret6#1;havoc #t~ret6#1; {14547#true} is VALID [2022-02-20 19:55:50,792 INFO L290 TraceCheckUtils]: 11: Hoare triple {14547#true} assume 0 != ~tmp___0~0#1;~c_dr_st~0 := 0; {14547#true} is VALID [2022-02-20 19:55:50,792 INFO L290 TraceCheckUtils]: 12: Hoare triple {14547#true} assume true; {14547#true} is VALID [2022-02-20 19:55:50,792 INFO L284 TraceCheckUtils]: 13: Hoare quadruple {14547#true} {14548#false} #1407#return; {14548#false} is VALID [2022-02-20 19:55:50,795 INFO L290 TraceCheckUtils]: 0: Hoare triple {14547#true} assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(19, 2);call #Ultimate.allocInit(12, 3);~q_buf_0~0 := 0;~q_free~0 := 0;~q_read_ev~0 := 0;~q_write_ev~0 := 0;~p_num_write~0 := 0;~p_last_write~0 := 0;~p_dw_st~0 := 0;~p_dw_pc~0 := 0;~p_dw_i~0 := 0;~c_num_read~0 := 0;~c_last_read~0 := 0;~c_dr_st~0 := 0;~c_dr_pc~0 := 0;~c_dr_i~0 := 0;~a_t~0 := 0;~m_pc~0 := 0;~t1_pc~0 := 0;~t2_pc~0 := 0;~t3_pc~0 := 0;~t4_pc~0 := 0;~t5_pc~0 := 0;~t6_pc~0 := 0;~t7_pc~0 := 0;~t8_pc~0 := 0;~m_st~0 := 0;~t1_st~0 := 0;~t2_st~0 := 0;~t3_st~0 := 0;~t4_st~0 := 0;~t5_st~0 := 0;~t6_st~0 := 0;~t7_st~0 := 0;~t8_st~0 := 0;~m_i~0 := 0;~t1_i~0 := 0;~t2_i~0 := 0;~t3_i~0 := 0;~t4_i~0 := 0;~t5_i~0 := 0;~t6_i~0 := 0;~t7_i~0 := 0;~t8_i~0 := 0;~M_E~0 := 2;~T1_E~0 := 2;~T2_E~0 := 2;~T3_E~0 := 2;~T4_E~0 := 2;~T5_E~0 := 2;~T6_E~0 := 2;~T7_E~0 := 2;~T8_E~0 := 2;~E_M~0 := 2;~E_1~0 := 2;~E_2~0 := 2;~E_3~0 := 2;~E_4~0 := 2;~E_5~0 := 2;~E_6~0 := 2;~E_7~0 := 2;~E_8~0 := 2;~token~0 := 0;~local~0 := 0; {14547#true} is VALID [2022-02-20 19:55:50,795 INFO L290 TraceCheckUtils]: 1: Hoare triple {14547#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet41#1, main_#t~ret42#1, main_#t~ret43#1;assume -2147483648 <= main_#t~nondet41#1 && main_#t~nondet41#1 <= 2147483647; {14547#true} is VALID [2022-02-20 19:55:50,795 INFO L290 TraceCheckUtils]: 2: Hoare triple {14547#true} assume 0 != main_#t~nondet41#1;havoc main_#t~nondet41#1;assume { :begin_inline_main1 } true;havoc main1_#res#1;havoc main1_~__retres1~3#1;havoc main1_~__retres1~3#1;assume { :begin_inline_init_model1 } true;~q_free~0 := 1;~q_write_ev~0 := 2;~q_read_ev~0 := ~q_write_ev~0;~p_num_write~0 := 0;~p_dw_pc~0 := 0;~p_dw_i~0 := 1;~c_num_read~0 := 0;~c_dr_pc~0 := 0;~c_dr_i~0 := 1; {14549#(= ~p_dw_pc~0 0)} is VALID [2022-02-20 19:55:50,797 INFO L290 TraceCheckUtils]: 3: Hoare triple {14549#(= ~p_dw_pc~0 0)} assume { :end_inline_init_model1 } true;assume { :begin_inline_start_simulation1 } true;havoc start_simulation1_#t~ret12#1, start_simulation1_~kernel_st~0#1, start_simulation1_~tmp~3#1;havoc start_simulation1_~kernel_st~0#1;havoc start_simulation1_~tmp~3#1;start_simulation1_~kernel_st~0#1 := 0;assume { :begin_inline_init_threads1 } true; {14549#(= ~p_dw_pc~0 0)} is VALID [2022-02-20 19:55:50,798 INFO L290 TraceCheckUtils]: 4: Hoare triple {14549#(= ~p_dw_pc~0 0)} assume 1 == ~p_dw_i~0;~p_dw_st~0 := 0; {14549#(= ~p_dw_pc~0 0)} is VALID [2022-02-20 19:55:50,798 INFO L290 TraceCheckUtils]: 5: Hoare triple {14549#(= ~p_dw_pc~0 0)} assume 1 == ~c_dr_i~0;~c_dr_st~0 := 0; {14549#(= ~p_dw_pc~0 0)} is VALID [2022-02-20 19:55:50,799 INFO L290 TraceCheckUtils]: 6: Hoare triple {14549#(= ~p_dw_pc~0 0)} assume { :end_inline_init_threads1 } true; {14549#(= ~p_dw_pc~0 0)} is VALID [2022-02-20 19:55:50,799 INFO L290 TraceCheckUtils]: 7: Hoare triple {14549#(= ~p_dw_pc~0 0)} assume !false; {14549#(= ~p_dw_pc~0 0)} is VALID [2022-02-20 19:55:50,799 INFO L290 TraceCheckUtils]: 8: Hoare triple {14549#(= ~p_dw_pc~0 0)} start_simulation1_~kernel_st~0#1 := 1;assume { :begin_inline_eval1 } true;havoc eval1_#t~ret8#1, eval1_#t~nondet9#1, eval1_#t~nondet10#1, eval1_~tmp~1#1, eval1_~tmp___0~1#1, eval1_~tmp___1~0#1;havoc eval1_~tmp~1#1;havoc eval1_~tmp___0~1#1;havoc eval1_~tmp___1~0#1; {14549#(= ~p_dw_pc~0 0)} is VALID [2022-02-20 19:55:50,800 INFO L290 TraceCheckUtils]: 9: Hoare triple {14549#(= ~p_dw_pc~0 0)} assume !false; {14549#(= ~p_dw_pc~0 0)} is VALID [2022-02-20 19:55:50,800 INFO L272 TraceCheckUtils]: 10: Hoare triple {14549#(= ~p_dw_pc~0 0)} call eval1_#t~ret8#1 := exists_runnable_thread1(); {14547#true} is VALID [2022-02-20 19:55:50,800 INFO L290 TraceCheckUtils]: 11: Hoare triple {14547#true} havoc ~__retres1~2; {14547#true} is VALID [2022-02-20 19:55:50,800 INFO L290 TraceCheckUtils]: 12: Hoare triple {14547#true} assume 0 == ~p_dw_st~0;~__retres1~2 := 1; {14547#true} is VALID [2022-02-20 19:55:50,800 INFO L290 TraceCheckUtils]: 13: Hoare triple {14547#true} #res := ~__retres1~2; {14547#true} is VALID [2022-02-20 19:55:50,800 INFO L290 TraceCheckUtils]: 14: Hoare triple {14547#true} assume true; {14547#true} is VALID [2022-02-20 19:55:50,801 INFO L284 TraceCheckUtils]: 15: Hoare quadruple {14547#true} {14549#(= ~p_dw_pc~0 0)} #1403#return; {14549#(= ~p_dw_pc~0 0)} is VALID [2022-02-20 19:55:50,801 INFO L290 TraceCheckUtils]: 16: Hoare triple {14549#(= ~p_dw_pc~0 0)} assume -2147483648 <= eval1_#t~ret8#1 && eval1_#t~ret8#1 <= 2147483647;eval1_~tmp___1~0#1 := eval1_#t~ret8#1;havoc eval1_#t~ret8#1; {14549#(= ~p_dw_pc~0 0)} is VALID [2022-02-20 19:55:50,801 INFO L290 TraceCheckUtils]: 17: Hoare triple {14549#(= ~p_dw_pc~0 0)} assume 0 != eval1_~tmp___1~0#1; {14549#(= ~p_dw_pc~0 0)} is VALID [2022-02-20 19:55:50,802 INFO L290 TraceCheckUtils]: 18: Hoare triple {14549#(= ~p_dw_pc~0 0)} assume 0 == ~p_dw_st~0;assume -2147483648 <= eval1_#t~nondet9#1 && eval1_#t~nondet9#1 <= 2147483647;eval1_~tmp~1#1 := eval1_#t~nondet9#1;havoc eval1_#t~nondet9#1; {14549#(= ~p_dw_pc~0 0)} is VALID [2022-02-20 19:55:50,802 INFO L290 TraceCheckUtils]: 19: Hoare triple {14549#(= ~p_dw_pc~0 0)} assume 0 != eval1_~tmp~1#1;~p_dw_st~0 := 1;assume { :begin_inline_do_write_p } true;havoc do_write_p_#t~nondet7#1; {14549#(= ~p_dw_pc~0 0)} is VALID [2022-02-20 19:55:50,803 INFO L290 TraceCheckUtils]: 20: Hoare triple {14549#(= ~p_dw_pc~0 0)} assume !(0 == ~p_dw_pc~0); {14548#false} is VALID [2022-02-20 19:55:50,803 INFO L290 TraceCheckUtils]: 21: Hoare triple {14548#false} assume 1 == ~p_dw_pc~0; {14548#false} is VALID [2022-02-20 19:55:50,803 INFO L290 TraceCheckUtils]: 22: Hoare triple {14548#false} assume -2147483648 <= do_write_p_#t~nondet7#1 && do_write_p_#t~nondet7#1 <= 2147483647;~q_buf_0~0 := do_write_p_#t~nondet7#1;havoc do_write_p_#t~nondet7#1;~p_last_write~0 := ~q_buf_0~0;~p_num_write~0 := 1 + ~p_num_write~0;~q_free~0 := 0;~q_write_ev~0 := 1; {14548#false} is VALID [2022-02-20 19:55:50,803 INFO L272 TraceCheckUtils]: 23: Hoare triple {14548#false} call immediate_notify_threads(); {14583#(and (= |old(~p_dw_st~0)| ~p_dw_st~0) (= ~c_dr_st~0 |old(~c_dr_st~0)|))} is VALID [2022-02-20 19:55:50,803 INFO L290 TraceCheckUtils]: 24: Hoare triple {14583#(and (= |old(~p_dw_st~0)| ~p_dw_st~0) (= ~c_dr_st~0 |old(~c_dr_st~0)|))} havoc ~tmp~0#1;havoc ~tmp___0~0#1;assume { :begin_inline_is_do_write_p_triggered } true;havoc is_do_write_p_triggered_#res#1;havoc is_do_write_p_triggered_~__retres1~0#1;havoc is_do_write_p_triggered_~__retres1~0#1; {14547#true} is VALID [2022-02-20 19:55:50,803 INFO L290 TraceCheckUtils]: 25: Hoare triple {14547#true} assume 1 == ~p_dw_pc~0; {14547#true} is VALID [2022-02-20 19:55:50,803 INFO L290 TraceCheckUtils]: 26: Hoare triple {14547#true} assume 1 == ~q_read_ev~0;is_do_write_p_triggered_~__retres1~0#1 := 1; {14547#true} is VALID [2022-02-20 19:55:50,804 INFO L290 TraceCheckUtils]: 27: Hoare triple {14547#true} is_do_write_p_triggered_#res#1 := is_do_write_p_triggered_~__retres1~0#1; {14547#true} is VALID [2022-02-20 19:55:50,804 INFO L290 TraceCheckUtils]: 28: Hoare triple {14547#true} #t~ret5#1 := is_do_write_p_triggered_#res#1;assume { :end_inline_is_do_write_p_triggered } true;assume -2147483648 <= #t~ret5#1 && #t~ret5#1 <= 2147483647;~tmp~0#1 := #t~ret5#1;havoc #t~ret5#1; {14547#true} is VALID [2022-02-20 19:55:50,804 INFO L290 TraceCheckUtils]: 29: Hoare triple {14547#true} assume 0 != ~tmp~0#1;~p_dw_st~0 := 0; {14547#true} is VALID [2022-02-20 19:55:50,804 INFO L290 TraceCheckUtils]: 30: Hoare triple {14547#true} assume { :begin_inline_is_do_read_c_triggered } true;havoc is_do_read_c_triggered_#res#1;havoc is_do_read_c_triggered_~__retres1~1#1;havoc is_do_read_c_triggered_~__retres1~1#1; {14547#true} is VALID [2022-02-20 19:55:50,804 INFO L290 TraceCheckUtils]: 31: Hoare triple {14547#true} assume !(1 == ~c_dr_pc~0); {14547#true} is VALID [2022-02-20 19:55:50,804 INFO L290 TraceCheckUtils]: 32: Hoare triple {14547#true} is_do_read_c_triggered_~__retres1~1#1 := 0; {14547#true} is VALID [2022-02-20 19:55:50,804 INFO L290 TraceCheckUtils]: 33: Hoare triple {14547#true} is_do_read_c_triggered_#res#1 := is_do_read_c_triggered_~__retres1~1#1; {14547#true} is VALID [2022-02-20 19:55:50,805 INFO L290 TraceCheckUtils]: 34: Hoare triple {14547#true} #t~ret6#1 := is_do_read_c_triggered_#res#1;assume { :end_inline_is_do_read_c_triggered } true;assume -2147483648 <= #t~ret6#1 && #t~ret6#1 <= 2147483647;~tmp___0~0#1 := #t~ret6#1;havoc #t~ret6#1; {14547#true} is VALID [2022-02-20 19:55:50,805 INFO L290 TraceCheckUtils]: 35: Hoare triple {14547#true} assume 0 != ~tmp___0~0#1;~c_dr_st~0 := 0; {14547#true} is VALID [2022-02-20 19:55:50,805 INFO L290 TraceCheckUtils]: 36: Hoare triple {14547#true} assume true; {14547#true} is VALID [2022-02-20 19:55:50,805 INFO L284 TraceCheckUtils]: 37: Hoare quadruple {14547#true} {14548#false} #1405#return; {14548#false} is VALID [2022-02-20 19:55:50,805 INFO L290 TraceCheckUtils]: 38: Hoare triple {14548#false} ~q_write_ev~0 := 2; {14548#false} is VALID [2022-02-20 19:55:50,805 INFO L290 TraceCheckUtils]: 39: Hoare triple {14548#false} assume !false; {14548#false} is VALID [2022-02-20 19:55:50,805 INFO L290 TraceCheckUtils]: 40: Hoare triple {14548#false} assume 0 == ~q_free~0;~p_dw_st~0 := 2;~p_dw_pc~0 := 1; {14548#false} is VALID [2022-02-20 19:55:50,806 INFO L290 TraceCheckUtils]: 41: Hoare triple {14548#false} assume { :end_inline_do_write_p } true; {14548#false} is VALID [2022-02-20 19:55:50,806 INFO L290 TraceCheckUtils]: 42: Hoare triple {14548#false} assume 0 == ~c_dr_st~0;assume -2147483648 <= eval1_#t~nondet10#1 && eval1_#t~nondet10#1 <= 2147483647;eval1_~tmp___0~1#1 := eval1_#t~nondet10#1;havoc eval1_#t~nondet10#1; {14548#false} is VALID [2022-02-20 19:55:50,806 INFO L290 TraceCheckUtils]: 43: Hoare triple {14548#false} assume 0 != eval1_~tmp___0~1#1;~c_dr_st~0 := 1;assume { :begin_inline_do_read_c } true;havoc do_read_c_~a~0#1;havoc do_read_c_~a~0#1; {14548#false} is VALID [2022-02-20 19:55:50,806 INFO L290 TraceCheckUtils]: 44: Hoare triple {14548#false} assume 0 == ~c_dr_pc~0; {14548#false} is VALID [2022-02-20 19:55:50,806 INFO L290 TraceCheckUtils]: 45: Hoare triple {14548#false} assume !false; {14548#false} is VALID [2022-02-20 19:55:50,806 INFO L290 TraceCheckUtils]: 46: Hoare triple {14548#false} assume !(1 == ~q_free~0); {14548#false} is VALID [2022-02-20 19:55:50,806 INFO L290 TraceCheckUtils]: 47: Hoare triple {14548#false} do_read_c_~a~0#1 := ~q_buf_0~0;~c_last_read~0 := do_read_c_~a~0#1;~c_num_read~0 := 1 + ~c_num_read~0;~q_free~0 := 1;~q_read_ev~0 := 1; {14548#false} is VALID [2022-02-20 19:55:50,807 INFO L272 TraceCheckUtils]: 48: Hoare triple {14548#false} call immediate_notify_threads(); {14583#(and (= |old(~p_dw_st~0)| ~p_dw_st~0) (= ~c_dr_st~0 |old(~c_dr_st~0)|))} is VALID [2022-02-20 19:55:50,807 INFO L290 TraceCheckUtils]: 49: Hoare triple {14583#(and (= |old(~p_dw_st~0)| ~p_dw_st~0) (= ~c_dr_st~0 |old(~c_dr_st~0)|))} havoc ~tmp~0#1;havoc ~tmp___0~0#1;assume { :begin_inline_is_do_write_p_triggered } true;havoc is_do_write_p_triggered_#res#1;havoc is_do_write_p_triggered_~__retres1~0#1;havoc is_do_write_p_triggered_~__retres1~0#1; {14547#true} is VALID [2022-02-20 19:55:50,807 INFO L290 TraceCheckUtils]: 50: Hoare triple {14547#true} assume 1 == ~p_dw_pc~0; {14547#true} is VALID [2022-02-20 19:55:50,807 INFO L290 TraceCheckUtils]: 51: Hoare triple {14547#true} assume 1 == ~q_read_ev~0;is_do_write_p_triggered_~__retres1~0#1 := 1; {14547#true} is VALID [2022-02-20 19:55:50,807 INFO L290 TraceCheckUtils]: 52: Hoare triple {14547#true} is_do_write_p_triggered_#res#1 := is_do_write_p_triggered_~__retres1~0#1; {14547#true} is VALID [2022-02-20 19:55:50,807 INFO L290 TraceCheckUtils]: 53: Hoare triple {14547#true} #t~ret5#1 := is_do_write_p_triggered_#res#1;assume { :end_inline_is_do_write_p_triggered } true;assume -2147483648 <= #t~ret5#1 && #t~ret5#1 <= 2147483647;~tmp~0#1 := #t~ret5#1;havoc #t~ret5#1; {14547#true} is VALID [2022-02-20 19:55:50,807 INFO L290 TraceCheckUtils]: 54: Hoare triple {14547#true} assume 0 != ~tmp~0#1;~p_dw_st~0 := 0; {14547#true} is VALID [2022-02-20 19:55:50,809 INFO L290 TraceCheckUtils]: 55: Hoare triple {14547#true} assume { :begin_inline_is_do_read_c_triggered } true;havoc is_do_read_c_triggered_#res#1;havoc is_do_read_c_triggered_~__retres1~1#1;havoc is_do_read_c_triggered_~__retres1~1#1; {14547#true} is VALID [2022-02-20 19:55:50,809 INFO L290 TraceCheckUtils]: 56: Hoare triple {14547#true} assume !(1 == ~c_dr_pc~0); {14547#true} is VALID [2022-02-20 19:55:50,809 INFO L290 TraceCheckUtils]: 57: Hoare triple {14547#true} is_do_read_c_triggered_~__retres1~1#1 := 0; {14547#true} is VALID [2022-02-20 19:55:50,809 INFO L290 TraceCheckUtils]: 58: Hoare triple {14547#true} is_do_read_c_triggered_#res#1 := is_do_read_c_triggered_~__retres1~1#1; {14547#true} is VALID [2022-02-20 19:55:50,809 INFO L290 TraceCheckUtils]: 59: Hoare triple {14547#true} #t~ret6#1 := is_do_read_c_triggered_#res#1;assume { :end_inline_is_do_read_c_triggered } true;assume -2147483648 <= #t~ret6#1 && #t~ret6#1 <= 2147483647;~tmp___0~0#1 := #t~ret6#1;havoc #t~ret6#1; {14547#true} is VALID [2022-02-20 19:55:50,809 INFO L290 TraceCheckUtils]: 60: Hoare triple {14547#true} assume 0 != ~tmp___0~0#1;~c_dr_st~0 := 0; {14547#true} is VALID [2022-02-20 19:55:50,810 INFO L290 TraceCheckUtils]: 61: Hoare triple {14547#true} assume true; {14547#true} is VALID [2022-02-20 19:55:50,810 INFO L284 TraceCheckUtils]: 62: Hoare quadruple {14547#true} {14548#false} #1407#return; {14548#false} is VALID [2022-02-20 19:55:50,810 INFO L290 TraceCheckUtils]: 63: Hoare triple {14548#false} ~q_read_ev~0 := 2; {14548#false} is VALID [2022-02-20 19:55:50,810 INFO L290 TraceCheckUtils]: 64: Hoare triple {14548#false} assume !(~p_last_write~0 == ~c_last_read~0); {14548#false} is VALID [2022-02-20 19:55:50,810 INFO L272 TraceCheckUtils]: 65: Hoare triple {14548#false} call error1(); {14548#false} is VALID [2022-02-20 19:55:50,810 INFO L290 TraceCheckUtils]: 66: Hoare triple {14548#false} assume !false; {14548#false} is VALID [2022-02-20 19:55:50,811 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2022-02-20 19:55:50,811 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 19:55:50,812 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1813822733] [2022-02-20 19:55:50,812 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1813822733] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 19:55:50,812 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 19:55:50,812 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-02-20 19:55:50,812 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1033750949] [2022-02-20 19:55:50,812 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 19:55:50,814 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.75) internal successors, (47), 3 states have internal predecessors, (47), 2 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) Word has length 67 [2022-02-20 19:55:50,814 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 19:55:50,814 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 4 states, 4 states have (on average 11.75) internal successors, (47), 3 states have internal predecessors, (47), 2 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2022-02-20 19:55:50,847 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 54 edges. 54 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 19:55:50,847 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-02-20 19:55:50,847 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 19:55:50,848 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-02-20 19:55:50,848 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-02-20 19:55:50,848 INFO L87 Difference]: Start difference. First operand 716 states and 1017 transitions. Second operand has 4 states, 4 states have (on average 11.75) internal successors, (47), 3 states have internal predecessors, (47), 2 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2022-02-20 19:55:51,669 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 19:55:51,670 INFO L93 Difference]: Finished difference Result 1267 states and 1739 transitions. [2022-02-20 19:55:51,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-02-20 19:55:51,670 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.75) internal successors, (47), 3 states have internal predecessors, (47), 2 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) Word has length 67 [2022-02-20 19:55:51,670 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-20 19:55:51,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 11.75) internal successors, (47), 3 states have internal predecessors, (47), 2 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2022-02-20 19:55:51,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 710 transitions. [2022-02-20 19:55:51,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 11.75) internal successors, (47), 3 states have internal predecessors, (47), 2 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2022-02-20 19:55:51,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 710 transitions. [2022-02-20 19:55:51,683 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states and 710 transitions. [2022-02-20 19:55:52,242 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 710 edges. 710 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 19:55:52,294 INFO L225 Difference]: With dead ends: 1267 [2022-02-20 19:55:52,294 INFO L226 Difference]: Without dead ends: 889 [2022-02-20 19:55:52,295 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-02-20 19:55:52,296 INFO L933 BasicCegarLoop]: 551 mSDtfsCounter, 712 mSDsluCounter, 348 mSDsCounter, 0 mSdLazyCounter, 67 mSolverCounterSat, 39 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 734 SdHoareTripleChecker+Valid, 899 SdHoareTripleChecker+Invalid, 106 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 39 IncrementalHoareTripleChecker+Valid, 67 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-02-20 19:55:52,296 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [734 Valid, 899 Invalid, 106 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [39 Valid, 67 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-02-20 19:55:52,298 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 889 states. [2022-02-20 19:55:52,320 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 889 to 834. [2022-02-20 19:55:52,320 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-20 19:55:52,322 INFO L82 GeneralOperation]: Start isEquivalent. First operand 889 states. Second operand has 834 states, 740 states have (on average 1.385135135135135) internal successors, (1025), 750 states have internal predecessors, (1025), 60 states have call successors, (60), 30 states have call predecessors, (60), 32 states have return successors, (76), 54 states have call predecessors, (76), 56 states have call successors, (76) [2022-02-20 19:55:52,324 INFO L74 IsIncluded]: Start isIncluded. First operand 889 states. Second operand has 834 states, 740 states have (on average 1.385135135135135) internal successors, (1025), 750 states have internal predecessors, (1025), 60 states have call successors, (60), 30 states have call predecessors, (60), 32 states have return successors, (76), 54 states have call predecessors, (76), 56 states have call successors, (76) [2022-02-20 19:55:52,326 INFO L87 Difference]: Start difference. First operand 889 states. Second operand has 834 states, 740 states have (on average 1.385135135135135) internal successors, (1025), 750 states have internal predecessors, (1025), 60 states have call successors, (60), 30 states have call predecessors, (60), 32 states have return successors, (76), 54 states have call predecessors, (76), 56 states have call successors, (76) [2022-02-20 19:55:52,367 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 19:55:52,368 INFO L93 Difference]: Finished difference Result 889 states and 1228 transitions. [2022-02-20 19:55:52,368 INFO L276 IsEmpty]: Start isEmpty. Operand 889 states and 1228 transitions. [2022-02-20 19:55:52,370 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 19:55:52,370 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 19:55:52,372 INFO L74 IsIncluded]: Start isIncluded. First operand has 834 states, 740 states have (on average 1.385135135135135) internal successors, (1025), 750 states have internal predecessors, (1025), 60 states have call successors, (60), 30 states have call predecessors, (60), 32 states have return successors, (76), 54 states have call predecessors, (76), 56 states have call successors, (76) Second operand 889 states. [2022-02-20 19:55:52,374 INFO L87 Difference]: Start difference. First operand has 834 states, 740 states have (on average 1.385135135135135) internal successors, (1025), 750 states have internal predecessors, (1025), 60 states have call successors, (60), 30 states have call predecessors, (60), 32 states have return successors, (76), 54 states have call predecessors, (76), 56 states have call successors, (76) Second operand 889 states. [2022-02-20 19:55:52,419 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 19:55:52,419 INFO L93 Difference]: Finished difference Result 889 states and 1228 transitions. [2022-02-20 19:55:52,420 INFO L276 IsEmpty]: Start isEmpty. Operand 889 states and 1228 transitions. [2022-02-20 19:55:52,423 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 19:55:52,423 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 19:55:52,423 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-20 19:55:52,423 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-20 19:55:52,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 834 states, 740 states have (on average 1.385135135135135) internal successors, (1025), 750 states have internal predecessors, (1025), 60 states have call successors, (60), 30 states have call predecessors, (60), 32 states have return successors, (76), 54 states have call predecessors, (76), 56 states have call successors, (76) [2022-02-20 19:55:52,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 834 states to 834 states and 1161 transitions. [2022-02-20 19:55:52,487 INFO L78 Accepts]: Start accepts. Automaton has 834 states and 1161 transitions. Word has length 67 [2022-02-20 19:55:52,487 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 19:55:52,487 INFO L470 AbstractCegarLoop]: Abstraction has 834 states and 1161 transitions. [2022-02-20 19:55:52,487 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.75) internal successors, (47), 3 states have internal predecessors, (47), 2 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2022-02-20 19:55:52,488 INFO L276 IsEmpty]: Start isEmpty. Operand 834 states and 1161 transitions. [2022-02-20 19:55:52,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-02-20 19:55:52,489 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 19:55:52,489 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-20 19:55:52,490 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-02-20 19:55:52,490 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting error1Err0ASSERT_VIOLATIONERROR_FUNCTION === [error1Err0ASSERT_VIOLATIONERROR_FUNCTION, error2Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-20 19:55:52,490 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 19:55:52,490 INFO L85 PathProgramCache]: Analyzing trace with hash 1554818621, now seen corresponding path program 1 times [2022-02-20 19:55:52,491 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 19:55:52,491 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [235853361] [2022-02-20 19:55:52,491 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 19:55:52,491 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 19:55:52,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 19:55:52,557 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-02-20 19:55:52,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 19:55:52,561 INFO L290 TraceCheckUtils]: 0: Hoare triple {19222#true} havoc ~__retres1~2; {19222#true} is VALID [2022-02-20 19:55:52,562 INFO L290 TraceCheckUtils]: 1: Hoare triple {19222#true} assume 0 == ~p_dw_st~0;~__retres1~2 := 1; {19222#true} is VALID [2022-02-20 19:55:52,562 INFO L290 TraceCheckUtils]: 2: Hoare triple {19222#true} #res := ~__retres1~2; {19222#true} is VALID [2022-02-20 19:55:52,562 INFO L290 TraceCheckUtils]: 3: Hoare triple {19222#true} assume true; {19222#true} is VALID [2022-02-20 19:55:52,562 INFO L284 TraceCheckUtils]: 4: Hoare quadruple {19222#true} {19222#true} #1403#return; {19222#true} is VALID [2022-02-20 19:55:52,566 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2022-02-20 19:55:52,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 19:55:52,648 INFO L290 TraceCheckUtils]: 0: Hoare triple {19257#(and (= |old(~p_dw_st~0)| ~p_dw_st~0) (= ~c_dr_st~0 |old(~c_dr_st~0)|))} havoc ~tmp~0#1;havoc ~tmp___0~0#1;assume { :begin_inline_is_do_write_p_triggered } true;havoc is_do_write_p_triggered_#res#1;havoc is_do_write_p_triggered_~__retres1~0#1;havoc is_do_write_p_triggered_~__retres1~0#1; {19222#true} is VALID [2022-02-20 19:55:52,649 INFO L290 TraceCheckUtils]: 1: Hoare triple {19222#true} assume !(1 == ~p_dw_pc~0); {19222#true} is VALID [2022-02-20 19:55:52,649 INFO L290 TraceCheckUtils]: 2: Hoare triple {19222#true} is_do_write_p_triggered_~__retres1~0#1 := 0; {19258#(and (<= |immediate_notify_threads_is_do_write_p_triggered_~__retres1~0#1| 0) (<= 0 |immediate_notify_threads_is_do_write_p_triggered_~__retres1~0#1|))} is VALID [2022-02-20 19:55:52,650 INFO L290 TraceCheckUtils]: 3: Hoare triple {19258#(and (<= |immediate_notify_threads_is_do_write_p_triggered_~__retres1~0#1| 0) (<= 0 |immediate_notify_threads_is_do_write_p_triggered_~__retres1~0#1|))} is_do_write_p_triggered_#res#1 := is_do_write_p_triggered_~__retres1~0#1; {19259#(and (<= |immediate_notify_threads_is_do_write_p_triggered_#res#1| 0) (<= 0 |immediate_notify_threads_is_do_write_p_triggered_#res#1|))} is VALID [2022-02-20 19:55:52,650 INFO L290 TraceCheckUtils]: 4: Hoare triple {19259#(and (<= |immediate_notify_threads_is_do_write_p_triggered_#res#1| 0) (<= 0 |immediate_notify_threads_is_do_write_p_triggered_#res#1|))} #t~ret5#1 := is_do_write_p_triggered_#res#1;assume { :end_inline_is_do_write_p_triggered } true;assume -2147483648 <= #t~ret5#1 && #t~ret5#1 <= 2147483647;~tmp~0#1 := #t~ret5#1;havoc #t~ret5#1; {19260#(and (<= |immediate_notify_threads_~tmp~0#1| 0) (< 0 (+ |immediate_notify_threads_~tmp~0#1| 1)))} is VALID [2022-02-20 19:55:52,651 INFO L290 TraceCheckUtils]: 5: Hoare triple {19260#(and (<= |immediate_notify_threads_~tmp~0#1| 0) (< 0 (+ |immediate_notify_threads_~tmp~0#1| 1)))} assume 0 != ~tmp~0#1;~p_dw_st~0 := 0; {19223#false} is VALID [2022-02-20 19:55:52,651 INFO L290 TraceCheckUtils]: 6: Hoare triple {19223#false} assume { :begin_inline_is_do_read_c_triggered } true;havoc is_do_read_c_triggered_#res#1;havoc is_do_read_c_triggered_~__retres1~1#1;havoc is_do_read_c_triggered_~__retres1~1#1; {19223#false} is VALID [2022-02-20 19:55:52,651 INFO L290 TraceCheckUtils]: 7: Hoare triple {19223#false} assume !(1 == ~c_dr_pc~0); {19223#false} is VALID [2022-02-20 19:55:52,652 INFO L290 TraceCheckUtils]: 8: Hoare triple {19223#false} is_do_read_c_triggered_~__retres1~1#1 := 0; {19223#false} is VALID [2022-02-20 19:55:52,652 INFO L290 TraceCheckUtils]: 9: Hoare triple {19223#false} is_do_read_c_triggered_#res#1 := is_do_read_c_triggered_~__retres1~1#1; {19223#false} is VALID [2022-02-20 19:55:52,652 INFO L290 TraceCheckUtils]: 10: Hoare triple {19223#false} #t~ret6#1 := is_do_read_c_triggered_#res#1;assume { :end_inline_is_do_read_c_triggered } true;assume -2147483648 <= #t~ret6#1 && #t~ret6#1 <= 2147483647;~tmp___0~0#1 := #t~ret6#1;havoc #t~ret6#1; {19223#false} is VALID [2022-02-20 19:55:52,652 INFO L290 TraceCheckUtils]: 11: Hoare triple {19223#false} assume 0 != ~tmp___0~0#1;~c_dr_st~0 := 0; {19223#false} is VALID [2022-02-20 19:55:52,652 INFO L290 TraceCheckUtils]: 12: Hoare triple {19223#false} assume true; {19223#false} is VALID [2022-02-20 19:55:52,652 INFO L284 TraceCheckUtils]: 13: Hoare quadruple {19223#false} {19222#true} #1405#return; {19223#false} is VALID [2022-02-20 19:55:52,653 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2022-02-20 19:55:52,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 19:55:52,665 INFO L290 TraceCheckUtils]: 0: Hoare triple {19257#(and (= |old(~p_dw_st~0)| ~p_dw_st~0) (= ~c_dr_st~0 |old(~c_dr_st~0)|))} havoc ~tmp~0#1;havoc ~tmp___0~0#1;assume { :begin_inline_is_do_write_p_triggered } true;havoc is_do_write_p_triggered_#res#1;havoc is_do_write_p_triggered_~__retres1~0#1;havoc is_do_write_p_triggered_~__retres1~0#1; {19222#true} is VALID [2022-02-20 19:55:52,665 INFO L290 TraceCheckUtils]: 1: Hoare triple {19222#true} assume 1 == ~p_dw_pc~0; {19222#true} is VALID [2022-02-20 19:55:52,665 INFO L290 TraceCheckUtils]: 2: Hoare triple {19222#true} assume 1 == ~q_read_ev~0;is_do_write_p_triggered_~__retres1~0#1 := 1; {19222#true} is VALID [2022-02-20 19:55:52,666 INFO L290 TraceCheckUtils]: 3: Hoare triple {19222#true} is_do_write_p_triggered_#res#1 := is_do_write_p_triggered_~__retres1~0#1; {19222#true} is VALID [2022-02-20 19:55:52,666 INFO L290 TraceCheckUtils]: 4: Hoare triple {19222#true} #t~ret5#1 := is_do_write_p_triggered_#res#1;assume { :end_inline_is_do_write_p_triggered } true;assume -2147483648 <= #t~ret5#1 && #t~ret5#1 <= 2147483647;~tmp~0#1 := #t~ret5#1;havoc #t~ret5#1; {19222#true} is VALID [2022-02-20 19:55:52,666 INFO L290 TraceCheckUtils]: 5: Hoare triple {19222#true} assume 0 != ~tmp~0#1;~p_dw_st~0 := 0; {19222#true} is VALID [2022-02-20 19:55:52,666 INFO L290 TraceCheckUtils]: 6: Hoare triple {19222#true} assume { :begin_inline_is_do_read_c_triggered } true;havoc is_do_read_c_triggered_#res#1;havoc is_do_read_c_triggered_~__retres1~1#1;havoc is_do_read_c_triggered_~__retres1~1#1; {19222#true} is VALID [2022-02-20 19:55:52,666 INFO L290 TraceCheckUtils]: 7: Hoare triple {19222#true} assume !(1 == ~c_dr_pc~0); {19222#true} is VALID [2022-02-20 19:55:52,666 INFO L290 TraceCheckUtils]: 8: Hoare triple {19222#true} is_do_read_c_triggered_~__retres1~1#1 := 0; {19222#true} is VALID [2022-02-20 19:55:52,667 INFO L290 TraceCheckUtils]: 9: Hoare triple {19222#true} is_do_read_c_triggered_#res#1 := is_do_read_c_triggered_~__retres1~1#1; {19222#true} is VALID [2022-02-20 19:55:52,667 INFO L290 TraceCheckUtils]: 10: Hoare triple {19222#true} #t~ret6#1 := is_do_read_c_triggered_#res#1;assume { :end_inline_is_do_read_c_triggered } true;assume -2147483648 <= #t~ret6#1 && #t~ret6#1 <= 2147483647;~tmp___0~0#1 := #t~ret6#1;havoc #t~ret6#1; {19222#true} is VALID [2022-02-20 19:55:52,667 INFO L290 TraceCheckUtils]: 11: Hoare triple {19222#true} assume 0 != ~tmp___0~0#1;~c_dr_st~0 := 0; {19222#true} is VALID [2022-02-20 19:55:52,667 INFO L290 TraceCheckUtils]: 12: Hoare triple {19222#true} assume true; {19222#true} is VALID [2022-02-20 19:55:52,667 INFO L284 TraceCheckUtils]: 13: Hoare quadruple {19222#true} {19223#false} #1407#return; {19223#false} is VALID [2022-02-20 19:55:52,667 INFO L290 TraceCheckUtils]: 0: Hoare triple {19222#true} assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(19, 2);call #Ultimate.allocInit(12, 3);~q_buf_0~0 := 0;~q_free~0 := 0;~q_read_ev~0 := 0;~q_write_ev~0 := 0;~p_num_write~0 := 0;~p_last_write~0 := 0;~p_dw_st~0 := 0;~p_dw_pc~0 := 0;~p_dw_i~0 := 0;~c_num_read~0 := 0;~c_last_read~0 := 0;~c_dr_st~0 := 0;~c_dr_pc~0 := 0;~c_dr_i~0 := 0;~a_t~0 := 0;~m_pc~0 := 0;~t1_pc~0 := 0;~t2_pc~0 := 0;~t3_pc~0 := 0;~t4_pc~0 := 0;~t5_pc~0 := 0;~t6_pc~0 := 0;~t7_pc~0 := 0;~t8_pc~0 := 0;~m_st~0 := 0;~t1_st~0 := 0;~t2_st~0 := 0;~t3_st~0 := 0;~t4_st~0 := 0;~t5_st~0 := 0;~t6_st~0 := 0;~t7_st~0 := 0;~t8_st~0 := 0;~m_i~0 := 0;~t1_i~0 := 0;~t2_i~0 := 0;~t3_i~0 := 0;~t4_i~0 := 0;~t5_i~0 := 0;~t6_i~0 := 0;~t7_i~0 := 0;~t8_i~0 := 0;~M_E~0 := 2;~T1_E~0 := 2;~T2_E~0 := 2;~T3_E~0 := 2;~T4_E~0 := 2;~T5_E~0 := 2;~T6_E~0 := 2;~T7_E~0 := 2;~T8_E~0 := 2;~E_M~0 := 2;~E_1~0 := 2;~E_2~0 := 2;~E_3~0 := 2;~E_4~0 := 2;~E_5~0 := 2;~E_6~0 := 2;~E_7~0 := 2;~E_8~0 := 2;~token~0 := 0;~local~0 := 0; {19222#true} is VALID [2022-02-20 19:55:52,668 INFO L290 TraceCheckUtils]: 1: Hoare triple {19222#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet41#1, main_#t~ret42#1, main_#t~ret43#1;assume -2147483648 <= main_#t~nondet41#1 && main_#t~nondet41#1 <= 2147483647; {19222#true} is VALID [2022-02-20 19:55:52,668 INFO L290 TraceCheckUtils]: 2: Hoare triple {19222#true} assume 0 != main_#t~nondet41#1;havoc main_#t~nondet41#1;assume { :begin_inline_main1 } true;havoc main1_#res#1;havoc main1_~__retres1~3#1;havoc main1_~__retres1~3#1;assume { :begin_inline_init_model1 } true;~q_free~0 := 1;~q_write_ev~0 := 2;~q_read_ev~0 := ~q_write_ev~0;~p_num_write~0 := 0;~p_dw_pc~0 := 0;~p_dw_i~0 := 1;~c_num_read~0 := 0;~c_dr_pc~0 := 0;~c_dr_i~0 := 1; {19222#true} is VALID [2022-02-20 19:55:52,668 INFO L290 TraceCheckUtils]: 3: Hoare triple {19222#true} assume { :end_inline_init_model1 } true;assume { :begin_inline_start_simulation1 } true;havoc start_simulation1_#t~ret12#1, start_simulation1_~kernel_st~0#1, start_simulation1_~tmp~3#1;havoc start_simulation1_~kernel_st~0#1;havoc start_simulation1_~tmp~3#1;start_simulation1_~kernel_st~0#1 := 0;assume { :begin_inline_init_threads1 } true; {19222#true} is VALID [2022-02-20 19:55:52,668 INFO L290 TraceCheckUtils]: 4: Hoare triple {19222#true} assume 1 == ~p_dw_i~0;~p_dw_st~0 := 0; {19222#true} is VALID [2022-02-20 19:55:52,668 INFO L290 TraceCheckUtils]: 5: Hoare triple {19222#true} assume 1 == ~c_dr_i~0;~c_dr_st~0 := 0; {19222#true} is VALID [2022-02-20 19:55:52,668 INFO L290 TraceCheckUtils]: 6: Hoare triple {19222#true} assume { :end_inline_init_threads1 } true; {19222#true} is VALID [2022-02-20 19:55:52,669 INFO L290 TraceCheckUtils]: 7: Hoare triple {19222#true} assume !false; {19222#true} is VALID [2022-02-20 19:55:52,669 INFO L290 TraceCheckUtils]: 8: Hoare triple {19222#true} start_simulation1_~kernel_st~0#1 := 1;assume { :begin_inline_eval1 } true;havoc eval1_#t~ret8#1, eval1_#t~nondet9#1, eval1_#t~nondet10#1, eval1_~tmp~1#1, eval1_~tmp___0~1#1, eval1_~tmp___1~0#1;havoc eval1_~tmp~1#1;havoc eval1_~tmp___0~1#1;havoc eval1_~tmp___1~0#1; {19222#true} is VALID [2022-02-20 19:55:52,669 INFO L290 TraceCheckUtils]: 9: Hoare triple {19222#true} assume !false; {19222#true} is VALID [2022-02-20 19:55:52,669 INFO L272 TraceCheckUtils]: 10: Hoare triple {19222#true} call eval1_#t~ret8#1 := exists_runnable_thread1(); {19222#true} is VALID [2022-02-20 19:55:52,669 INFO L290 TraceCheckUtils]: 11: Hoare triple {19222#true} havoc ~__retres1~2; {19222#true} is VALID [2022-02-20 19:55:52,669 INFO L290 TraceCheckUtils]: 12: Hoare triple {19222#true} assume 0 == ~p_dw_st~0;~__retres1~2 := 1; {19222#true} is VALID [2022-02-20 19:55:52,670 INFO L290 TraceCheckUtils]: 13: Hoare triple {19222#true} #res := ~__retres1~2; {19222#true} is VALID [2022-02-20 19:55:52,670 INFO L290 TraceCheckUtils]: 14: Hoare triple {19222#true} assume true; {19222#true} is VALID [2022-02-20 19:55:52,670 INFO L284 TraceCheckUtils]: 15: Hoare quadruple {19222#true} {19222#true} #1403#return; {19222#true} is VALID [2022-02-20 19:55:52,670 INFO L290 TraceCheckUtils]: 16: Hoare triple {19222#true} assume -2147483648 <= eval1_#t~ret8#1 && eval1_#t~ret8#1 <= 2147483647;eval1_~tmp___1~0#1 := eval1_#t~ret8#1;havoc eval1_#t~ret8#1; {19222#true} is VALID [2022-02-20 19:55:52,670 INFO L290 TraceCheckUtils]: 17: Hoare triple {19222#true} assume 0 != eval1_~tmp___1~0#1; {19222#true} is VALID [2022-02-20 19:55:52,670 INFO L290 TraceCheckUtils]: 18: Hoare triple {19222#true} assume 0 == ~p_dw_st~0;assume -2147483648 <= eval1_#t~nondet9#1 && eval1_#t~nondet9#1 <= 2147483647;eval1_~tmp~1#1 := eval1_#t~nondet9#1;havoc eval1_#t~nondet9#1; {19222#true} is VALID [2022-02-20 19:55:52,671 INFO L290 TraceCheckUtils]: 19: Hoare triple {19222#true} assume 0 != eval1_~tmp~1#1;~p_dw_st~0 := 1;assume { :begin_inline_do_write_p } true;havoc do_write_p_#t~nondet7#1; {19222#true} is VALID [2022-02-20 19:55:52,671 INFO L290 TraceCheckUtils]: 20: Hoare triple {19222#true} assume 0 == ~p_dw_pc~0; {19222#true} is VALID [2022-02-20 19:55:52,671 INFO L290 TraceCheckUtils]: 21: Hoare triple {19222#true} assume !false; {19222#true} is VALID [2022-02-20 19:55:52,671 INFO L290 TraceCheckUtils]: 22: Hoare triple {19222#true} assume !(0 == ~q_free~0); {19222#true} is VALID [2022-02-20 19:55:52,671 INFO L290 TraceCheckUtils]: 23: Hoare triple {19222#true} assume -2147483648 <= do_write_p_#t~nondet7#1 && do_write_p_#t~nondet7#1 <= 2147483647;~q_buf_0~0 := do_write_p_#t~nondet7#1;havoc do_write_p_#t~nondet7#1;~p_last_write~0 := ~q_buf_0~0;~p_num_write~0 := 1 + ~p_num_write~0;~q_free~0 := 0;~q_write_ev~0 := 1; {19222#true} is VALID [2022-02-20 19:55:52,672 INFO L272 TraceCheckUtils]: 24: Hoare triple {19222#true} call immediate_notify_threads(); {19257#(and (= |old(~p_dw_st~0)| ~p_dw_st~0) (= ~c_dr_st~0 |old(~c_dr_st~0)|))} is VALID [2022-02-20 19:55:52,672 INFO L290 TraceCheckUtils]: 25: Hoare triple {19257#(and (= |old(~p_dw_st~0)| ~p_dw_st~0) (= ~c_dr_st~0 |old(~c_dr_st~0)|))} havoc ~tmp~0#1;havoc ~tmp___0~0#1;assume { :begin_inline_is_do_write_p_triggered } true;havoc is_do_write_p_triggered_#res#1;havoc is_do_write_p_triggered_~__retres1~0#1;havoc is_do_write_p_triggered_~__retres1~0#1; {19222#true} is VALID [2022-02-20 19:55:52,672 INFO L290 TraceCheckUtils]: 26: Hoare triple {19222#true} assume !(1 == ~p_dw_pc~0); {19222#true} is VALID [2022-02-20 19:55:52,673 INFO L290 TraceCheckUtils]: 27: Hoare triple {19222#true} is_do_write_p_triggered_~__retres1~0#1 := 0; {19258#(and (<= |immediate_notify_threads_is_do_write_p_triggered_~__retres1~0#1| 0) (<= 0 |immediate_notify_threads_is_do_write_p_triggered_~__retres1~0#1|))} is VALID [2022-02-20 19:55:52,673 INFO L290 TraceCheckUtils]: 28: Hoare triple {19258#(and (<= |immediate_notify_threads_is_do_write_p_triggered_~__retres1~0#1| 0) (<= 0 |immediate_notify_threads_is_do_write_p_triggered_~__retres1~0#1|))} is_do_write_p_triggered_#res#1 := is_do_write_p_triggered_~__retres1~0#1; {19259#(and (<= |immediate_notify_threads_is_do_write_p_triggered_#res#1| 0) (<= 0 |immediate_notify_threads_is_do_write_p_triggered_#res#1|))} is VALID [2022-02-20 19:55:52,674 INFO L290 TraceCheckUtils]: 29: Hoare triple {19259#(and (<= |immediate_notify_threads_is_do_write_p_triggered_#res#1| 0) (<= 0 |immediate_notify_threads_is_do_write_p_triggered_#res#1|))} #t~ret5#1 := is_do_write_p_triggered_#res#1;assume { :end_inline_is_do_write_p_triggered } true;assume -2147483648 <= #t~ret5#1 && #t~ret5#1 <= 2147483647;~tmp~0#1 := #t~ret5#1;havoc #t~ret5#1; {19260#(and (<= |immediate_notify_threads_~tmp~0#1| 0) (< 0 (+ |immediate_notify_threads_~tmp~0#1| 1)))} is VALID [2022-02-20 19:55:52,679 INFO L290 TraceCheckUtils]: 30: Hoare triple {19260#(and (<= |immediate_notify_threads_~tmp~0#1| 0) (< 0 (+ |immediate_notify_threads_~tmp~0#1| 1)))} assume 0 != ~tmp~0#1;~p_dw_st~0 := 0; {19223#false} is VALID [2022-02-20 19:55:52,680 INFO L290 TraceCheckUtils]: 31: Hoare triple {19223#false} assume { :begin_inline_is_do_read_c_triggered } true;havoc is_do_read_c_triggered_#res#1;havoc is_do_read_c_triggered_~__retres1~1#1;havoc is_do_read_c_triggered_~__retres1~1#1; {19223#false} is VALID [2022-02-20 19:55:52,680 INFO L290 TraceCheckUtils]: 32: Hoare triple {19223#false} assume !(1 == ~c_dr_pc~0); {19223#false} is VALID [2022-02-20 19:55:52,680 INFO L290 TraceCheckUtils]: 33: Hoare triple {19223#false} is_do_read_c_triggered_~__retres1~1#1 := 0; {19223#false} is VALID [2022-02-20 19:55:52,680 INFO L290 TraceCheckUtils]: 34: Hoare triple {19223#false} is_do_read_c_triggered_#res#1 := is_do_read_c_triggered_~__retres1~1#1; {19223#false} is VALID [2022-02-20 19:55:52,680 INFO L290 TraceCheckUtils]: 35: Hoare triple {19223#false} #t~ret6#1 := is_do_read_c_triggered_#res#1;assume { :end_inline_is_do_read_c_triggered } true;assume -2147483648 <= #t~ret6#1 && #t~ret6#1 <= 2147483647;~tmp___0~0#1 := #t~ret6#1;havoc #t~ret6#1; {19223#false} is VALID [2022-02-20 19:55:52,680 INFO L290 TraceCheckUtils]: 36: Hoare triple {19223#false} assume 0 != ~tmp___0~0#1;~c_dr_st~0 := 0; {19223#false} is VALID [2022-02-20 19:55:52,681 INFO L290 TraceCheckUtils]: 37: Hoare triple {19223#false} assume true; {19223#false} is VALID [2022-02-20 19:55:52,681 INFO L284 TraceCheckUtils]: 38: Hoare quadruple {19223#false} {19222#true} #1405#return; {19223#false} is VALID [2022-02-20 19:55:52,681 INFO L290 TraceCheckUtils]: 39: Hoare triple {19223#false} ~q_write_ev~0 := 2; {19223#false} is VALID [2022-02-20 19:55:52,681 INFO L290 TraceCheckUtils]: 40: Hoare triple {19223#false} assume !false; {19223#false} is VALID [2022-02-20 19:55:52,681 INFO L290 TraceCheckUtils]: 41: Hoare triple {19223#false} assume 0 == ~q_free~0;~p_dw_st~0 := 2;~p_dw_pc~0 := 1; {19223#false} is VALID [2022-02-20 19:55:52,681 INFO L290 TraceCheckUtils]: 42: Hoare triple {19223#false} assume { :end_inline_do_write_p } true; {19223#false} is VALID [2022-02-20 19:55:52,681 INFO L290 TraceCheckUtils]: 43: Hoare triple {19223#false} assume 0 == ~c_dr_st~0;assume -2147483648 <= eval1_#t~nondet10#1 && eval1_#t~nondet10#1 <= 2147483647;eval1_~tmp___0~1#1 := eval1_#t~nondet10#1;havoc eval1_#t~nondet10#1; {19223#false} is VALID [2022-02-20 19:55:52,682 INFO L290 TraceCheckUtils]: 44: Hoare triple {19223#false} assume 0 != eval1_~tmp___0~1#1;~c_dr_st~0 := 1;assume { :begin_inline_do_read_c } true;havoc do_read_c_~a~0#1;havoc do_read_c_~a~0#1; {19223#false} is VALID [2022-02-20 19:55:52,682 INFO L290 TraceCheckUtils]: 45: Hoare triple {19223#false} assume 0 == ~c_dr_pc~0; {19223#false} is VALID [2022-02-20 19:55:52,682 INFO L290 TraceCheckUtils]: 46: Hoare triple {19223#false} assume !false; {19223#false} is VALID [2022-02-20 19:55:52,682 INFO L290 TraceCheckUtils]: 47: Hoare triple {19223#false} assume !(1 == ~q_free~0); {19223#false} is VALID [2022-02-20 19:55:52,682 INFO L290 TraceCheckUtils]: 48: Hoare triple {19223#false} do_read_c_~a~0#1 := ~q_buf_0~0;~c_last_read~0 := do_read_c_~a~0#1;~c_num_read~0 := 1 + ~c_num_read~0;~q_free~0 := 1;~q_read_ev~0 := 1; {19223#false} is VALID [2022-02-20 19:55:52,682 INFO L272 TraceCheckUtils]: 49: Hoare triple {19223#false} call immediate_notify_threads(); {19257#(and (= |old(~p_dw_st~0)| ~p_dw_st~0) (= ~c_dr_st~0 |old(~c_dr_st~0)|))} is VALID [2022-02-20 19:55:52,683 INFO L290 TraceCheckUtils]: 50: Hoare triple {19257#(and (= |old(~p_dw_st~0)| ~p_dw_st~0) (= ~c_dr_st~0 |old(~c_dr_st~0)|))} havoc ~tmp~0#1;havoc ~tmp___0~0#1;assume { :begin_inline_is_do_write_p_triggered } true;havoc is_do_write_p_triggered_#res#1;havoc is_do_write_p_triggered_~__retres1~0#1;havoc is_do_write_p_triggered_~__retres1~0#1; {19222#true} is VALID [2022-02-20 19:55:52,683 INFO L290 TraceCheckUtils]: 51: Hoare triple {19222#true} assume 1 == ~p_dw_pc~0; {19222#true} is VALID [2022-02-20 19:55:52,683 INFO L290 TraceCheckUtils]: 52: Hoare triple {19222#true} assume 1 == ~q_read_ev~0;is_do_write_p_triggered_~__retres1~0#1 := 1; {19222#true} is VALID [2022-02-20 19:55:52,683 INFO L290 TraceCheckUtils]: 53: Hoare triple {19222#true} is_do_write_p_triggered_#res#1 := is_do_write_p_triggered_~__retres1~0#1; {19222#true} is VALID [2022-02-20 19:55:52,683 INFO L290 TraceCheckUtils]: 54: Hoare triple {19222#true} #t~ret5#1 := is_do_write_p_triggered_#res#1;assume { :end_inline_is_do_write_p_triggered } true;assume -2147483648 <= #t~ret5#1 && #t~ret5#1 <= 2147483647;~tmp~0#1 := #t~ret5#1;havoc #t~ret5#1; {19222#true} is VALID [2022-02-20 19:55:52,683 INFO L290 TraceCheckUtils]: 55: Hoare triple {19222#true} assume 0 != ~tmp~0#1;~p_dw_st~0 := 0; {19222#true} is VALID [2022-02-20 19:55:52,683 INFO L290 TraceCheckUtils]: 56: Hoare triple {19222#true} assume { :begin_inline_is_do_read_c_triggered } true;havoc is_do_read_c_triggered_#res#1;havoc is_do_read_c_triggered_~__retres1~1#1;havoc is_do_read_c_triggered_~__retres1~1#1; {19222#true} is VALID [2022-02-20 19:55:52,684 INFO L290 TraceCheckUtils]: 57: Hoare triple {19222#true} assume !(1 == ~c_dr_pc~0); {19222#true} is VALID [2022-02-20 19:55:52,684 INFO L290 TraceCheckUtils]: 58: Hoare triple {19222#true} is_do_read_c_triggered_~__retres1~1#1 := 0; {19222#true} is VALID [2022-02-20 19:55:52,684 INFO L290 TraceCheckUtils]: 59: Hoare triple {19222#true} is_do_read_c_triggered_#res#1 := is_do_read_c_triggered_~__retres1~1#1; {19222#true} is VALID [2022-02-20 19:55:52,684 INFO L290 TraceCheckUtils]: 60: Hoare triple {19222#true} #t~ret6#1 := is_do_read_c_triggered_#res#1;assume { :end_inline_is_do_read_c_triggered } true;assume -2147483648 <= #t~ret6#1 && #t~ret6#1 <= 2147483647;~tmp___0~0#1 := #t~ret6#1;havoc #t~ret6#1; {19222#true} is VALID [2022-02-20 19:55:52,684 INFO L290 TraceCheckUtils]: 61: Hoare triple {19222#true} assume 0 != ~tmp___0~0#1;~c_dr_st~0 := 0; {19222#true} is VALID [2022-02-20 19:55:52,684 INFO L290 TraceCheckUtils]: 62: Hoare triple {19222#true} assume true; {19222#true} is VALID [2022-02-20 19:55:52,685 INFO L284 TraceCheckUtils]: 63: Hoare quadruple {19222#true} {19223#false} #1407#return; {19223#false} is VALID [2022-02-20 19:55:52,685 INFO L290 TraceCheckUtils]: 64: Hoare triple {19223#false} ~q_read_ev~0 := 2; {19223#false} is VALID [2022-02-20 19:55:52,685 INFO L290 TraceCheckUtils]: 65: Hoare triple {19223#false} assume !(~p_last_write~0 == ~c_last_read~0); {19223#false} is VALID [2022-02-20 19:55:52,685 INFO L272 TraceCheckUtils]: 66: Hoare triple {19223#false} call error1(); {19223#false} is VALID [2022-02-20 19:55:52,685 INFO L290 TraceCheckUtils]: 67: Hoare triple {19223#false} assume !false; {19223#false} is VALID [2022-02-20 19:55:52,686 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 2 proven. 11 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-02-20 19:55:52,686 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 19:55:52,686 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [235853361] [2022-02-20 19:55:52,686 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [235853361] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-20 19:55:52,686 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1204698889] [2022-02-20 19:55:52,686 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 19:55:52,687 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-20 19:55:52,687 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-20 19:55:52,695 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-02-20 19:55:52,696 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-02-20 19:55:52,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 19:55:52,814 INFO L263 TraceCheckSpWp]: Trace formula consists of 345 conjuncts, 7 conjunts are in the unsatisfiable core [2022-02-20 19:55:52,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 19:55:52,884 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-20 19:55:53,152 INFO L290 TraceCheckUtils]: 0: Hoare triple {19222#true} assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(19, 2);call #Ultimate.allocInit(12, 3);~q_buf_0~0 := 0;~q_free~0 := 0;~q_read_ev~0 := 0;~q_write_ev~0 := 0;~p_num_write~0 := 0;~p_last_write~0 := 0;~p_dw_st~0 := 0;~p_dw_pc~0 := 0;~p_dw_i~0 := 0;~c_num_read~0 := 0;~c_last_read~0 := 0;~c_dr_st~0 := 0;~c_dr_pc~0 := 0;~c_dr_i~0 := 0;~a_t~0 := 0;~m_pc~0 := 0;~t1_pc~0 := 0;~t2_pc~0 := 0;~t3_pc~0 := 0;~t4_pc~0 := 0;~t5_pc~0 := 0;~t6_pc~0 := 0;~t7_pc~0 := 0;~t8_pc~0 := 0;~m_st~0 := 0;~t1_st~0 := 0;~t2_st~0 := 0;~t3_st~0 := 0;~t4_st~0 := 0;~t5_st~0 := 0;~t6_st~0 := 0;~t7_st~0 := 0;~t8_st~0 := 0;~m_i~0 := 0;~t1_i~0 := 0;~t2_i~0 := 0;~t3_i~0 := 0;~t4_i~0 := 0;~t5_i~0 := 0;~t6_i~0 := 0;~t7_i~0 := 0;~t8_i~0 := 0;~M_E~0 := 2;~T1_E~0 := 2;~T2_E~0 := 2;~T3_E~0 := 2;~T4_E~0 := 2;~T5_E~0 := 2;~T6_E~0 := 2;~T7_E~0 := 2;~T8_E~0 := 2;~E_M~0 := 2;~E_1~0 := 2;~E_2~0 := 2;~E_3~0 := 2;~E_4~0 := 2;~E_5~0 := 2;~E_6~0 := 2;~E_7~0 := 2;~E_8~0 := 2;~token~0 := 0;~local~0 := 0; {19222#true} is VALID [2022-02-20 19:55:53,152 INFO L290 TraceCheckUtils]: 1: Hoare triple {19222#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet41#1, main_#t~ret42#1, main_#t~ret43#1;assume -2147483648 <= main_#t~nondet41#1 && main_#t~nondet41#1 <= 2147483647; {19222#true} is VALID [2022-02-20 19:55:53,152 INFO L290 TraceCheckUtils]: 2: Hoare triple {19222#true} assume 0 != main_#t~nondet41#1;havoc main_#t~nondet41#1;assume { :begin_inline_main1 } true;havoc main1_#res#1;havoc main1_~__retres1~3#1;havoc main1_~__retres1~3#1;assume { :begin_inline_init_model1 } true;~q_free~0 := 1;~q_write_ev~0 := 2;~q_read_ev~0 := ~q_write_ev~0;~p_num_write~0 := 0;~p_dw_pc~0 := 0;~p_dw_i~0 := 1;~c_num_read~0 := 0;~c_dr_pc~0 := 0;~c_dr_i~0 := 1; {19222#true} is VALID [2022-02-20 19:55:53,152 INFO L290 TraceCheckUtils]: 3: Hoare triple {19222#true} assume { :end_inline_init_model1 } true;assume { :begin_inline_start_simulation1 } true;havoc start_simulation1_#t~ret12#1, start_simulation1_~kernel_st~0#1, start_simulation1_~tmp~3#1;havoc start_simulation1_~kernel_st~0#1;havoc start_simulation1_~tmp~3#1;start_simulation1_~kernel_st~0#1 := 0;assume { :begin_inline_init_threads1 } true; {19222#true} is VALID [2022-02-20 19:55:53,153 INFO L290 TraceCheckUtils]: 4: Hoare triple {19222#true} assume 1 == ~p_dw_i~0;~p_dw_st~0 := 0; {19222#true} is VALID [2022-02-20 19:55:53,153 INFO L290 TraceCheckUtils]: 5: Hoare triple {19222#true} assume 1 == ~c_dr_i~0;~c_dr_st~0 := 0; {19222#true} is VALID [2022-02-20 19:55:53,153 INFO L290 TraceCheckUtils]: 6: Hoare triple {19222#true} assume { :end_inline_init_threads1 } true; {19222#true} is VALID [2022-02-20 19:55:53,153 INFO L290 TraceCheckUtils]: 7: Hoare triple {19222#true} assume !false; {19222#true} is VALID [2022-02-20 19:55:53,153 INFO L290 TraceCheckUtils]: 8: Hoare triple {19222#true} start_simulation1_~kernel_st~0#1 := 1;assume { :begin_inline_eval1 } true;havoc eval1_#t~ret8#1, eval1_#t~nondet9#1, eval1_#t~nondet10#1, eval1_~tmp~1#1, eval1_~tmp___0~1#1, eval1_~tmp___1~0#1;havoc eval1_~tmp~1#1;havoc eval1_~tmp___0~1#1;havoc eval1_~tmp___1~0#1; {19222#true} is VALID [2022-02-20 19:55:53,153 INFO L290 TraceCheckUtils]: 9: Hoare triple {19222#true} assume !false; {19222#true} is VALID [2022-02-20 19:55:53,153 INFO L272 TraceCheckUtils]: 10: Hoare triple {19222#true} call eval1_#t~ret8#1 := exists_runnable_thread1(); {19222#true} is VALID [2022-02-20 19:55:53,154 INFO L290 TraceCheckUtils]: 11: Hoare triple {19222#true} havoc ~__retres1~2; {19222#true} is VALID [2022-02-20 19:55:53,154 INFO L290 TraceCheckUtils]: 12: Hoare triple {19222#true} assume 0 == ~p_dw_st~0;~__retres1~2 := 1; {19222#true} is VALID [2022-02-20 19:55:53,154 INFO L290 TraceCheckUtils]: 13: Hoare triple {19222#true} #res := ~__retres1~2; {19222#true} is VALID [2022-02-20 19:55:53,154 INFO L290 TraceCheckUtils]: 14: Hoare triple {19222#true} assume true; {19222#true} is VALID [2022-02-20 19:55:53,154 INFO L284 TraceCheckUtils]: 15: Hoare quadruple {19222#true} {19222#true} #1403#return; {19222#true} is VALID [2022-02-20 19:55:53,154 INFO L290 TraceCheckUtils]: 16: Hoare triple {19222#true} assume -2147483648 <= eval1_#t~ret8#1 && eval1_#t~ret8#1 <= 2147483647;eval1_~tmp___1~0#1 := eval1_#t~ret8#1;havoc eval1_#t~ret8#1; {19222#true} is VALID [2022-02-20 19:55:53,154 INFO L290 TraceCheckUtils]: 17: Hoare triple {19222#true} assume 0 != eval1_~tmp___1~0#1; {19222#true} is VALID [2022-02-20 19:55:53,154 INFO L290 TraceCheckUtils]: 18: Hoare triple {19222#true} assume 0 == ~p_dw_st~0;assume -2147483648 <= eval1_#t~nondet9#1 && eval1_#t~nondet9#1 <= 2147483647;eval1_~tmp~1#1 := eval1_#t~nondet9#1;havoc eval1_#t~nondet9#1; {19222#true} is VALID [2022-02-20 19:55:53,155 INFO L290 TraceCheckUtils]: 19: Hoare triple {19222#true} assume 0 != eval1_~tmp~1#1;~p_dw_st~0 := 1;assume { :begin_inline_do_write_p } true;havoc do_write_p_#t~nondet7#1; {19222#true} is VALID [2022-02-20 19:55:53,155 INFO L290 TraceCheckUtils]: 20: Hoare triple {19222#true} assume 0 == ~p_dw_pc~0; {19222#true} is VALID [2022-02-20 19:55:53,155 INFO L290 TraceCheckUtils]: 21: Hoare triple {19222#true} assume !false; {19222#true} is VALID [2022-02-20 19:55:53,155 INFO L290 TraceCheckUtils]: 22: Hoare triple {19222#true} assume !(0 == ~q_free~0); {19222#true} is VALID [2022-02-20 19:55:53,156 INFO L290 TraceCheckUtils]: 23: Hoare triple {19222#true} assume -2147483648 <= do_write_p_#t~nondet7#1 && do_write_p_#t~nondet7#1 <= 2147483647;~q_buf_0~0 := do_write_p_#t~nondet7#1;havoc do_write_p_#t~nondet7#1;~p_last_write~0 := ~q_buf_0~0;~p_num_write~0 := 1 + ~p_num_write~0;~q_free~0 := 0;~q_write_ev~0 := 1; {19333#(= ~p_last_write~0 ~q_buf_0~0)} is VALID [2022-02-20 19:55:53,156 INFO L272 TraceCheckUtils]: 24: Hoare triple {19333#(= ~p_last_write~0 ~q_buf_0~0)} call immediate_notify_threads(); {19333#(= ~p_last_write~0 ~q_buf_0~0)} is VALID [2022-02-20 19:55:53,157 INFO L290 TraceCheckUtils]: 25: Hoare triple {19333#(= ~p_last_write~0 ~q_buf_0~0)} havoc ~tmp~0#1;havoc ~tmp___0~0#1;assume { :begin_inline_is_do_write_p_triggered } true;havoc is_do_write_p_triggered_#res#1;havoc is_do_write_p_triggered_~__retres1~0#1;havoc is_do_write_p_triggered_~__retres1~0#1; {19333#(= ~p_last_write~0 ~q_buf_0~0)} is VALID [2022-02-20 19:55:53,157 INFO L290 TraceCheckUtils]: 26: Hoare triple {19333#(= ~p_last_write~0 ~q_buf_0~0)} assume !(1 == ~p_dw_pc~0); {19333#(= ~p_last_write~0 ~q_buf_0~0)} is VALID [2022-02-20 19:55:53,157 INFO L290 TraceCheckUtils]: 27: Hoare triple {19333#(= ~p_last_write~0 ~q_buf_0~0)} is_do_write_p_triggered_~__retres1~0#1 := 0; {19333#(= ~p_last_write~0 ~q_buf_0~0)} is VALID [2022-02-20 19:55:53,158 INFO L290 TraceCheckUtils]: 28: Hoare triple {19333#(= ~p_last_write~0 ~q_buf_0~0)} is_do_write_p_triggered_#res#1 := is_do_write_p_triggered_~__retres1~0#1; {19333#(= ~p_last_write~0 ~q_buf_0~0)} is VALID [2022-02-20 19:55:53,158 INFO L290 TraceCheckUtils]: 29: Hoare triple {19333#(= ~p_last_write~0 ~q_buf_0~0)} #t~ret5#1 := is_do_write_p_triggered_#res#1;assume { :end_inline_is_do_write_p_triggered } true;assume -2147483648 <= #t~ret5#1 && #t~ret5#1 <= 2147483647;~tmp~0#1 := #t~ret5#1;havoc #t~ret5#1; {19333#(= ~p_last_write~0 ~q_buf_0~0)} is VALID [2022-02-20 19:55:53,159 INFO L290 TraceCheckUtils]: 30: Hoare triple {19333#(= ~p_last_write~0 ~q_buf_0~0)} assume 0 != ~tmp~0#1;~p_dw_st~0 := 0; {19333#(= ~p_last_write~0 ~q_buf_0~0)} is VALID [2022-02-20 19:55:53,159 INFO L290 TraceCheckUtils]: 31: Hoare triple {19333#(= ~p_last_write~0 ~q_buf_0~0)} assume { :begin_inline_is_do_read_c_triggered } true;havoc is_do_read_c_triggered_#res#1;havoc is_do_read_c_triggered_~__retres1~1#1;havoc is_do_read_c_triggered_~__retres1~1#1; {19333#(= ~p_last_write~0 ~q_buf_0~0)} is VALID [2022-02-20 19:55:53,160 INFO L290 TraceCheckUtils]: 32: Hoare triple {19333#(= ~p_last_write~0 ~q_buf_0~0)} assume !(1 == ~c_dr_pc~0); {19333#(= ~p_last_write~0 ~q_buf_0~0)} is VALID [2022-02-20 19:55:53,160 INFO L290 TraceCheckUtils]: 33: Hoare triple {19333#(= ~p_last_write~0 ~q_buf_0~0)} is_do_read_c_triggered_~__retres1~1#1 := 0; {19333#(= ~p_last_write~0 ~q_buf_0~0)} is VALID [2022-02-20 19:55:53,160 INFO L290 TraceCheckUtils]: 34: Hoare triple {19333#(= ~p_last_write~0 ~q_buf_0~0)} is_do_read_c_triggered_#res#1 := is_do_read_c_triggered_~__retres1~1#1; {19333#(= ~p_last_write~0 ~q_buf_0~0)} is VALID [2022-02-20 19:55:53,161 INFO L290 TraceCheckUtils]: 35: Hoare triple {19333#(= ~p_last_write~0 ~q_buf_0~0)} #t~ret6#1 := is_do_read_c_triggered_#res#1;assume { :end_inline_is_do_read_c_triggered } true;assume -2147483648 <= #t~ret6#1 && #t~ret6#1 <= 2147483647;~tmp___0~0#1 := #t~ret6#1;havoc #t~ret6#1; {19333#(= ~p_last_write~0 ~q_buf_0~0)} is VALID [2022-02-20 19:55:53,161 INFO L290 TraceCheckUtils]: 36: Hoare triple {19333#(= ~p_last_write~0 ~q_buf_0~0)} assume 0 != ~tmp___0~0#1;~c_dr_st~0 := 0; {19333#(= ~p_last_write~0 ~q_buf_0~0)} is VALID [2022-02-20 19:55:53,162 INFO L290 TraceCheckUtils]: 37: Hoare triple {19333#(= ~p_last_write~0 ~q_buf_0~0)} assume true; {19333#(= ~p_last_write~0 ~q_buf_0~0)} is VALID [2022-02-20 19:55:53,162 INFO L284 TraceCheckUtils]: 38: Hoare quadruple {19333#(= ~p_last_write~0 ~q_buf_0~0)} {19333#(= ~p_last_write~0 ~q_buf_0~0)} #1405#return; {19333#(= ~p_last_write~0 ~q_buf_0~0)} is VALID [2022-02-20 19:55:53,163 INFO L290 TraceCheckUtils]: 39: Hoare triple {19333#(= ~p_last_write~0 ~q_buf_0~0)} ~q_write_ev~0 := 2; {19333#(= ~p_last_write~0 ~q_buf_0~0)} is VALID [2022-02-20 19:55:53,163 INFO L290 TraceCheckUtils]: 40: Hoare triple {19333#(= ~p_last_write~0 ~q_buf_0~0)} assume !false; {19333#(= ~p_last_write~0 ~q_buf_0~0)} is VALID [2022-02-20 19:55:53,163 INFO L290 TraceCheckUtils]: 41: Hoare triple {19333#(= ~p_last_write~0 ~q_buf_0~0)} assume 0 == ~q_free~0;~p_dw_st~0 := 2;~p_dw_pc~0 := 1; {19333#(= ~p_last_write~0 ~q_buf_0~0)} is VALID [2022-02-20 19:55:53,164 INFO L290 TraceCheckUtils]: 42: Hoare triple {19333#(= ~p_last_write~0 ~q_buf_0~0)} assume { :end_inline_do_write_p } true; {19333#(= ~p_last_write~0 ~q_buf_0~0)} is VALID [2022-02-20 19:55:53,164 INFO L290 TraceCheckUtils]: 43: Hoare triple {19333#(= ~p_last_write~0 ~q_buf_0~0)} assume 0 == ~c_dr_st~0;assume -2147483648 <= eval1_#t~nondet10#1 && eval1_#t~nondet10#1 <= 2147483647;eval1_~tmp___0~1#1 := eval1_#t~nondet10#1;havoc eval1_#t~nondet10#1; {19333#(= ~p_last_write~0 ~q_buf_0~0)} is VALID [2022-02-20 19:55:53,165 INFO L290 TraceCheckUtils]: 44: Hoare triple {19333#(= ~p_last_write~0 ~q_buf_0~0)} assume 0 != eval1_~tmp___0~1#1;~c_dr_st~0 := 1;assume { :begin_inline_do_read_c } true;havoc do_read_c_~a~0#1;havoc do_read_c_~a~0#1; {19333#(= ~p_last_write~0 ~q_buf_0~0)} is VALID [2022-02-20 19:55:53,165 INFO L290 TraceCheckUtils]: 45: Hoare triple {19333#(= ~p_last_write~0 ~q_buf_0~0)} assume 0 == ~c_dr_pc~0; {19333#(= ~p_last_write~0 ~q_buf_0~0)} is VALID [2022-02-20 19:55:53,165 INFO L290 TraceCheckUtils]: 46: Hoare triple {19333#(= ~p_last_write~0 ~q_buf_0~0)} assume !false; {19333#(= ~p_last_write~0 ~q_buf_0~0)} is VALID [2022-02-20 19:55:53,166 INFO L290 TraceCheckUtils]: 47: Hoare triple {19333#(= ~p_last_write~0 ~q_buf_0~0)} assume !(1 == ~q_free~0); {19333#(= ~p_last_write~0 ~q_buf_0~0)} is VALID [2022-02-20 19:55:53,166 INFO L290 TraceCheckUtils]: 48: Hoare triple {19333#(= ~p_last_write~0 ~q_buf_0~0)} do_read_c_~a~0#1 := ~q_buf_0~0;~c_last_read~0 := do_read_c_~a~0#1;~c_num_read~0 := 1 + ~c_num_read~0;~q_free~0 := 1;~q_read_ev~0 := 1; {19409#(= ~c_last_read~0 ~p_last_write~0)} is VALID [2022-02-20 19:55:53,167 INFO L272 TraceCheckUtils]: 49: Hoare triple {19409#(= ~c_last_read~0 ~p_last_write~0)} call immediate_notify_threads(); {19409#(= ~c_last_read~0 ~p_last_write~0)} is VALID [2022-02-20 19:55:53,167 INFO L290 TraceCheckUtils]: 50: Hoare triple {19409#(= ~c_last_read~0 ~p_last_write~0)} havoc ~tmp~0#1;havoc ~tmp___0~0#1;assume { :begin_inline_is_do_write_p_triggered } true;havoc is_do_write_p_triggered_#res#1;havoc is_do_write_p_triggered_~__retres1~0#1;havoc is_do_write_p_triggered_~__retres1~0#1; {19409#(= ~c_last_read~0 ~p_last_write~0)} is VALID [2022-02-20 19:55:53,167 INFO L290 TraceCheckUtils]: 51: Hoare triple {19409#(= ~c_last_read~0 ~p_last_write~0)} assume 1 == ~p_dw_pc~0; {19409#(= ~c_last_read~0 ~p_last_write~0)} is VALID [2022-02-20 19:55:53,168 INFO L290 TraceCheckUtils]: 52: Hoare triple {19409#(= ~c_last_read~0 ~p_last_write~0)} assume 1 == ~q_read_ev~0;is_do_write_p_triggered_~__retres1~0#1 := 1; {19409#(= ~c_last_read~0 ~p_last_write~0)} is VALID [2022-02-20 19:55:53,168 INFO L290 TraceCheckUtils]: 53: Hoare triple {19409#(= ~c_last_read~0 ~p_last_write~0)} is_do_write_p_triggered_#res#1 := is_do_write_p_triggered_~__retres1~0#1; {19409#(= ~c_last_read~0 ~p_last_write~0)} is VALID [2022-02-20 19:55:53,169 INFO L290 TraceCheckUtils]: 54: Hoare triple {19409#(= ~c_last_read~0 ~p_last_write~0)} #t~ret5#1 := is_do_write_p_triggered_#res#1;assume { :end_inline_is_do_write_p_triggered } true;assume -2147483648 <= #t~ret5#1 && #t~ret5#1 <= 2147483647;~tmp~0#1 := #t~ret5#1;havoc #t~ret5#1; {19409#(= ~c_last_read~0 ~p_last_write~0)} is VALID [2022-02-20 19:55:53,169 INFO L290 TraceCheckUtils]: 55: Hoare triple {19409#(= ~c_last_read~0 ~p_last_write~0)} assume 0 != ~tmp~0#1;~p_dw_st~0 := 0; {19409#(= ~c_last_read~0 ~p_last_write~0)} is VALID [2022-02-20 19:55:53,169 INFO L290 TraceCheckUtils]: 56: Hoare triple {19409#(= ~c_last_read~0 ~p_last_write~0)} assume { :begin_inline_is_do_read_c_triggered } true;havoc is_do_read_c_triggered_#res#1;havoc is_do_read_c_triggered_~__retres1~1#1;havoc is_do_read_c_triggered_~__retres1~1#1; {19409#(= ~c_last_read~0 ~p_last_write~0)} is VALID [2022-02-20 19:55:53,170 INFO L290 TraceCheckUtils]: 57: Hoare triple {19409#(= ~c_last_read~0 ~p_last_write~0)} assume !(1 == ~c_dr_pc~0); {19409#(= ~c_last_read~0 ~p_last_write~0)} is VALID [2022-02-20 19:55:53,170 INFO L290 TraceCheckUtils]: 58: Hoare triple {19409#(= ~c_last_read~0 ~p_last_write~0)} is_do_read_c_triggered_~__retres1~1#1 := 0; {19409#(= ~c_last_read~0 ~p_last_write~0)} is VALID [2022-02-20 19:55:53,170 INFO L290 TraceCheckUtils]: 59: Hoare triple {19409#(= ~c_last_read~0 ~p_last_write~0)} is_do_read_c_triggered_#res#1 := is_do_read_c_triggered_~__retres1~1#1; {19409#(= ~c_last_read~0 ~p_last_write~0)} is VALID [2022-02-20 19:55:53,171 INFO L290 TraceCheckUtils]: 60: Hoare triple {19409#(= ~c_last_read~0 ~p_last_write~0)} #t~ret6#1 := is_do_read_c_triggered_#res#1;assume { :end_inline_is_do_read_c_triggered } true;assume -2147483648 <= #t~ret6#1 && #t~ret6#1 <= 2147483647;~tmp___0~0#1 := #t~ret6#1;havoc #t~ret6#1; {19409#(= ~c_last_read~0 ~p_last_write~0)} is VALID [2022-02-20 19:55:53,171 INFO L290 TraceCheckUtils]: 61: Hoare triple {19409#(= ~c_last_read~0 ~p_last_write~0)} assume 0 != ~tmp___0~0#1;~c_dr_st~0 := 0; {19409#(= ~c_last_read~0 ~p_last_write~0)} is VALID [2022-02-20 19:55:53,171 INFO L290 TraceCheckUtils]: 62: Hoare triple {19409#(= ~c_last_read~0 ~p_last_write~0)} assume true; {19409#(= ~c_last_read~0 ~p_last_write~0)} is VALID [2022-02-20 19:55:53,172 INFO L284 TraceCheckUtils]: 63: Hoare quadruple {19409#(= ~c_last_read~0 ~p_last_write~0)} {19409#(= ~c_last_read~0 ~p_last_write~0)} #1407#return; {19409#(= ~c_last_read~0 ~p_last_write~0)} is VALID [2022-02-20 19:55:53,172 INFO L290 TraceCheckUtils]: 64: Hoare triple {19409#(= ~c_last_read~0 ~p_last_write~0)} ~q_read_ev~0 := 2; {19409#(= ~c_last_read~0 ~p_last_write~0)} is VALID [2022-02-20 19:55:53,173 INFO L290 TraceCheckUtils]: 65: Hoare triple {19409#(= ~c_last_read~0 ~p_last_write~0)} assume !(~p_last_write~0 == ~c_last_read~0); {19223#false} is VALID [2022-02-20 19:55:53,173 INFO L272 TraceCheckUtils]: 66: Hoare triple {19223#false} call error1(); {19223#false} is VALID [2022-02-20 19:55:53,173 INFO L290 TraceCheckUtils]: 67: Hoare triple {19223#false} assume !false; {19223#false} is VALID [2022-02-20 19:55:53,173 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 2 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-20 19:55:53,173 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-02-20 19:55:53,335 INFO L290 TraceCheckUtils]: 67: Hoare triple {19223#false} assume !false; {19223#false} is VALID [2022-02-20 19:55:53,335 INFO L272 TraceCheckUtils]: 66: Hoare triple {19223#false} call error1(); {19223#false} is VALID [2022-02-20 19:55:53,335 INFO L290 TraceCheckUtils]: 65: Hoare triple {19409#(= ~c_last_read~0 ~p_last_write~0)} assume !(~p_last_write~0 == ~c_last_read~0); {19223#false} is VALID [2022-02-20 19:55:53,336 INFO L290 TraceCheckUtils]: 64: Hoare triple {19409#(= ~c_last_read~0 ~p_last_write~0)} ~q_read_ev~0 := 2; {19409#(= ~c_last_read~0 ~p_last_write~0)} is VALID [2022-02-20 19:55:53,336 INFO L284 TraceCheckUtils]: 63: Hoare quadruple {19222#true} {19409#(= ~c_last_read~0 ~p_last_write~0)} #1407#return; {19409#(= ~c_last_read~0 ~p_last_write~0)} is VALID [2022-02-20 19:55:53,336 INFO L290 TraceCheckUtils]: 62: Hoare triple {19222#true} assume true; {19222#true} is VALID [2022-02-20 19:55:53,336 INFO L290 TraceCheckUtils]: 61: Hoare triple {19222#true} assume 0 != ~tmp___0~0#1;~c_dr_st~0 := 0; {19222#true} is VALID [2022-02-20 19:55:53,337 INFO L290 TraceCheckUtils]: 60: Hoare triple {19222#true} #t~ret6#1 := is_do_read_c_triggered_#res#1;assume { :end_inline_is_do_read_c_triggered } true;assume -2147483648 <= #t~ret6#1 && #t~ret6#1 <= 2147483647;~tmp___0~0#1 := #t~ret6#1;havoc #t~ret6#1; {19222#true} is VALID [2022-02-20 19:55:53,337 INFO L290 TraceCheckUtils]: 59: Hoare triple {19222#true} is_do_read_c_triggered_#res#1 := is_do_read_c_triggered_~__retres1~1#1; {19222#true} is VALID [2022-02-20 19:55:53,337 INFO L290 TraceCheckUtils]: 58: Hoare triple {19222#true} is_do_read_c_triggered_~__retres1~1#1 := 0; {19222#true} is VALID [2022-02-20 19:55:53,337 INFO L290 TraceCheckUtils]: 57: Hoare triple {19222#true} assume !(1 == ~c_dr_pc~0); {19222#true} is VALID [2022-02-20 19:55:53,337 INFO L290 TraceCheckUtils]: 56: Hoare triple {19222#true} assume { :begin_inline_is_do_read_c_triggered } true;havoc is_do_read_c_triggered_#res#1;havoc is_do_read_c_triggered_~__retres1~1#1;havoc is_do_read_c_triggered_~__retres1~1#1; {19222#true} is VALID [2022-02-20 19:55:53,337 INFO L290 TraceCheckUtils]: 55: Hoare triple {19222#true} assume 0 != ~tmp~0#1;~p_dw_st~0 := 0; {19222#true} is VALID [2022-02-20 19:55:53,337 INFO L290 TraceCheckUtils]: 54: Hoare triple {19222#true} #t~ret5#1 := is_do_write_p_triggered_#res#1;assume { :end_inline_is_do_write_p_triggered } true;assume -2147483648 <= #t~ret5#1 && #t~ret5#1 <= 2147483647;~tmp~0#1 := #t~ret5#1;havoc #t~ret5#1; {19222#true} is VALID [2022-02-20 19:55:53,338 INFO L290 TraceCheckUtils]: 53: Hoare triple {19222#true} is_do_write_p_triggered_#res#1 := is_do_write_p_triggered_~__retres1~0#1; {19222#true} is VALID [2022-02-20 19:55:53,338 INFO L290 TraceCheckUtils]: 52: Hoare triple {19222#true} assume 1 == ~q_read_ev~0;is_do_write_p_triggered_~__retres1~0#1 := 1; {19222#true} is VALID [2022-02-20 19:55:53,338 INFO L290 TraceCheckUtils]: 51: Hoare triple {19222#true} assume 1 == ~p_dw_pc~0; {19222#true} is VALID [2022-02-20 19:55:53,338 INFO L290 TraceCheckUtils]: 50: Hoare triple {19222#true} havoc ~tmp~0#1;havoc ~tmp___0~0#1;assume { :begin_inline_is_do_write_p_triggered } true;havoc is_do_write_p_triggered_#res#1;havoc is_do_write_p_triggered_~__retres1~0#1;havoc is_do_write_p_triggered_~__retres1~0#1; {19222#true} is VALID [2022-02-20 19:55:53,338 INFO L272 TraceCheckUtils]: 49: Hoare triple {19409#(= ~c_last_read~0 ~p_last_write~0)} call immediate_notify_threads(); {19222#true} is VALID [2022-02-20 19:55:53,339 INFO L290 TraceCheckUtils]: 48: Hoare triple {19333#(= ~p_last_write~0 ~q_buf_0~0)} do_read_c_~a~0#1 := ~q_buf_0~0;~c_last_read~0 := do_read_c_~a~0#1;~c_num_read~0 := 1 + ~c_num_read~0;~q_free~0 := 1;~q_read_ev~0 := 1; {19409#(= ~c_last_read~0 ~p_last_write~0)} is VALID [2022-02-20 19:55:53,339 INFO L290 TraceCheckUtils]: 47: Hoare triple {19333#(= ~p_last_write~0 ~q_buf_0~0)} assume !(1 == ~q_free~0); {19333#(= ~p_last_write~0 ~q_buf_0~0)} is VALID [2022-02-20 19:55:53,340 INFO L290 TraceCheckUtils]: 46: Hoare triple {19333#(= ~p_last_write~0 ~q_buf_0~0)} assume !false; {19333#(= ~p_last_write~0 ~q_buf_0~0)} is VALID [2022-02-20 19:55:53,340 INFO L290 TraceCheckUtils]: 45: Hoare triple {19333#(= ~p_last_write~0 ~q_buf_0~0)} assume 0 == ~c_dr_pc~0; {19333#(= ~p_last_write~0 ~q_buf_0~0)} is VALID [2022-02-20 19:55:53,340 INFO L290 TraceCheckUtils]: 44: Hoare triple {19333#(= ~p_last_write~0 ~q_buf_0~0)} assume 0 != eval1_~tmp___0~1#1;~c_dr_st~0 := 1;assume { :begin_inline_do_read_c } true;havoc do_read_c_~a~0#1;havoc do_read_c_~a~0#1; {19333#(= ~p_last_write~0 ~q_buf_0~0)} is VALID [2022-02-20 19:55:53,341 INFO L290 TraceCheckUtils]: 43: Hoare triple {19333#(= ~p_last_write~0 ~q_buf_0~0)} assume 0 == ~c_dr_st~0;assume -2147483648 <= eval1_#t~nondet10#1 && eval1_#t~nondet10#1 <= 2147483647;eval1_~tmp___0~1#1 := eval1_#t~nondet10#1;havoc eval1_#t~nondet10#1; {19333#(= ~p_last_write~0 ~q_buf_0~0)} is VALID [2022-02-20 19:55:53,341 INFO L290 TraceCheckUtils]: 42: Hoare triple {19333#(= ~p_last_write~0 ~q_buf_0~0)} assume { :end_inline_do_write_p } true; {19333#(= ~p_last_write~0 ~q_buf_0~0)} is VALID [2022-02-20 19:55:53,342 INFO L290 TraceCheckUtils]: 41: Hoare triple {19333#(= ~p_last_write~0 ~q_buf_0~0)} assume 0 == ~q_free~0;~p_dw_st~0 := 2;~p_dw_pc~0 := 1; {19333#(= ~p_last_write~0 ~q_buf_0~0)} is VALID [2022-02-20 19:55:53,342 INFO L290 TraceCheckUtils]: 40: Hoare triple {19333#(= ~p_last_write~0 ~q_buf_0~0)} assume !false; {19333#(= ~p_last_write~0 ~q_buf_0~0)} is VALID [2022-02-20 19:55:53,342 INFO L290 TraceCheckUtils]: 39: Hoare triple {19333#(= ~p_last_write~0 ~q_buf_0~0)} ~q_write_ev~0 := 2; {19333#(= ~p_last_write~0 ~q_buf_0~0)} is VALID [2022-02-20 19:55:53,343 INFO L284 TraceCheckUtils]: 38: Hoare quadruple {19222#true} {19333#(= ~p_last_write~0 ~q_buf_0~0)} #1405#return; {19333#(= ~p_last_write~0 ~q_buf_0~0)} is VALID [2022-02-20 19:55:53,343 INFO L290 TraceCheckUtils]: 37: Hoare triple {19222#true} assume true; {19222#true} is VALID [2022-02-20 19:55:53,343 INFO L290 TraceCheckUtils]: 36: Hoare triple {19222#true} assume 0 != ~tmp___0~0#1;~c_dr_st~0 := 0; {19222#true} is VALID [2022-02-20 19:55:53,343 INFO L290 TraceCheckUtils]: 35: Hoare triple {19222#true} #t~ret6#1 := is_do_read_c_triggered_#res#1;assume { :end_inline_is_do_read_c_triggered } true;assume -2147483648 <= #t~ret6#1 && #t~ret6#1 <= 2147483647;~tmp___0~0#1 := #t~ret6#1;havoc #t~ret6#1; {19222#true} is VALID [2022-02-20 19:55:53,344 INFO L290 TraceCheckUtils]: 34: Hoare triple {19222#true} is_do_read_c_triggered_#res#1 := is_do_read_c_triggered_~__retres1~1#1; {19222#true} is VALID [2022-02-20 19:55:53,344 INFO L290 TraceCheckUtils]: 33: Hoare triple {19222#true} is_do_read_c_triggered_~__retres1~1#1 := 0; {19222#true} is VALID [2022-02-20 19:55:53,344 INFO L290 TraceCheckUtils]: 32: Hoare triple {19222#true} assume !(1 == ~c_dr_pc~0); {19222#true} is VALID [2022-02-20 19:55:53,344 INFO L290 TraceCheckUtils]: 31: Hoare triple {19222#true} assume { :begin_inline_is_do_read_c_triggered } true;havoc is_do_read_c_triggered_#res#1;havoc is_do_read_c_triggered_~__retres1~1#1;havoc is_do_read_c_triggered_~__retres1~1#1; {19222#true} is VALID [2022-02-20 19:55:53,344 INFO L290 TraceCheckUtils]: 30: Hoare triple {19222#true} assume 0 != ~tmp~0#1;~p_dw_st~0 := 0; {19222#true} is VALID [2022-02-20 19:55:53,344 INFO L290 TraceCheckUtils]: 29: Hoare triple {19222#true} #t~ret5#1 := is_do_write_p_triggered_#res#1;assume { :end_inline_is_do_write_p_triggered } true;assume -2147483648 <= #t~ret5#1 && #t~ret5#1 <= 2147483647;~tmp~0#1 := #t~ret5#1;havoc #t~ret5#1; {19222#true} is VALID [2022-02-20 19:55:53,344 INFO L290 TraceCheckUtils]: 28: Hoare triple {19222#true} is_do_write_p_triggered_#res#1 := is_do_write_p_triggered_~__retres1~0#1; {19222#true} is VALID [2022-02-20 19:55:53,345 INFO L290 TraceCheckUtils]: 27: Hoare triple {19222#true} is_do_write_p_triggered_~__retres1~0#1 := 0; {19222#true} is VALID [2022-02-20 19:55:53,345 INFO L290 TraceCheckUtils]: 26: Hoare triple {19222#true} assume !(1 == ~p_dw_pc~0); {19222#true} is VALID [2022-02-20 19:55:53,345 INFO L290 TraceCheckUtils]: 25: Hoare triple {19222#true} havoc ~tmp~0#1;havoc ~tmp___0~0#1;assume { :begin_inline_is_do_write_p_triggered } true;havoc is_do_write_p_triggered_#res#1;havoc is_do_write_p_triggered_~__retres1~0#1;havoc is_do_write_p_triggered_~__retres1~0#1; {19222#true} is VALID [2022-02-20 19:55:53,345 INFO L272 TraceCheckUtils]: 24: Hoare triple {19333#(= ~p_last_write~0 ~q_buf_0~0)} call immediate_notify_threads(); {19222#true} is VALID [2022-02-20 19:55:53,346 INFO L290 TraceCheckUtils]: 23: Hoare triple {19222#true} assume -2147483648 <= do_write_p_#t~nondet7#1 && do_write_p_#t~nondet7#1 <= 2147483647;~q_buf_0~0 := do_write_p_#t~nondet7#1;havoc do_write_p_#t~nondet7#1;~p_last_write~0 := ~q_buf_0~0;~p_num_write~0 := 1 + ~p_num_write~0;~q_free~0 := 0;~q_write_ev~0 := 1; {19333#(= ~p_last_write~0 ~q_buf_0~0)} is VALID [2022-02-20 19:55:53,346 INFO L290 TraceCheckUtils]: 22: Hoare triple {19222#true} assume !(0 == ~q_free~0); {19222#true} is VALID [2022-02-20 19:55:53,346 INFO L290 TraceCheckUtils]: 21: Hoare triple {19222#true} assume !false; {19222#true} is VALID [2022-02-20 19:55:53,346 INFO L290 TraceCheckUtils]: 20: Hoare triple {19222#true} assume 0 == ~p_dw_pc~0; {19222#true} is VALID [2022-02-20 19:55:53,346 INFO L290 TraceCheckUtils]: 19: Hoare triple {19222#true} assume 0 != eval1_~tmp~1#1;~p_dw_st~0 := 1;assume { :begin_inline_do_write_p } true;havoc do_write_p_#t~nondet7#1; {19222#true} is VALID [2022-02-20 19:55:53,346 INFO L290 TraceCheckUtils]: 18: Hoare triple {19222#true} assume 0 == ~p_dw_st~0;assume -2147483648 <= eval1_#t~nondet9#1 && eval1_#t~nondet9#1 <= 2147483647;eval1_~tmp~1#1 := eval1_#t~nondet9#1;havoc eval1_#t~nondet9#1; {19222#true} is VALID [2022-02-20 19:55:53,346 INFO L290 TraceCheckUtils]: 17: Hoare triple {19222#true} assume 0 != eval1_~tmp___1~0#1; {19222#true} is VALID [2022-02-20 19:55:53,347 INFO L290 TraceCheckUtils]: 16: Hoare triple {19222#true} assume -2147483648 <= eval1_#t~ret8#1 && eval1_#t~ret8#1 <= 2147483647;eval1_~tmp___1~0#1 := eval1_#t~ret8#1;havoc eval1_#t~ret8#1; {19222#true} is VALID [2022-02-20 19:55:53,347 INFO L284 TraceCheckUtils]: 15: Hoare quadruple {19222#true} {19222#true} #1403#return; {19222#true} is VALID [2022-02-20 19:55:53,347 INFO L290 TraceCheckUtils]: 14: Hoare triple {19222#true} assume true; {19222#true} is VALID [2022-02-20 19:55:53,347 INFO L290 TraceCheckUtils]: 13: Hoare triple {19222#true} #res := ~__retres1~2; {19222#true} is VALID [2022-02-20 19:55:53,347 INFO L290 TraceCheckUtils]: 12: Hoare triple {19222#true} assume 0 == ~p_dw_st~0;~__retres1~2 := 1; {19222#true} is VALID [2022-02-20 19:55:53,347 INFO L290 TraceCheckUtils]: 11: Hoare triple {19222#true} havoc ~__retres1~2; {19222#true} is VALID [2022-02-20 19:55:53,347 INFO L272 TraceCheckUtils]: 10: Hoare triple {19222#true} call eval1_#t~ret8#1 := exists_runnable_thread1(); {19222#true} is VALID [2022-02-20 19:55:53,348 INFO L290 TraceCheckUtils]: 9: Hoare triple {19222#true} assume !false; {19222#true} is VALID [2022-02-20 19:55:53,348 INFO L290 TraceCheckUtils]: 8: Hoare triple {19222#true} start_simulation1_~kernel_st~0#1 := 1;assume { :begin_inline_eval1 } true;havoc eval1_#t~ret8#1, eval1_#t~nondet9#1, eval1_#t~nondet10#1, eval1_~tmp~1#1, eval1_~tmp___0~1#1, eval1_~tmp___1~0#1;havoc eval1_~tmp~1#1;havoc eval1_~tmp___0~1#1;havoc eval1_~tmp___1~0#1; {19222#true} is VALID [2022-02-20 19:55:53,348 INFO L290 TraceCheckUtils]: 7: Hoare triple {19222#true} assume !false; {19222#true} is VALID [2022-02-20 19:55:53,348 INFO L290 TraceCheckUtils]: 6: Hoare triple {19222#true} assume { :end_inline_init_threads1 } true; {19222#true} is VALID [2022-02-20 19:55:53,348 INFO L290 TraceCheckUtils]: 5: Hoare triple {19222#true} assume 1 == ~c_dr_i~0;~c_dr_st~0 := 0; {19222#true} is VALID [2022-02-20 19:55:53,348 INFO L290 TraceCheckUtils]: 4: Hoare triple {19222#true} assume 1 == ~p_dw_i~0;~p_dw_st~0 := 0; {19222#true} is VALID [2022-02-20 19:55:53,349 INFO L290 TraceCheckUtils]: 3: Hoare triple {19222#true} assume { :end_inline_init_model1 } true;assume { :begin_inline_start_simulation1 } true;havoc start_simulation1_#t~ret12#1, start_simulation1_~kernel_st~0#1, start_simulation1_~tmp~3#1;havoc start_simulation1_~kernel_st~0#1;havoc start_simulation1_~tmp~3#1;start_simulation1_~kernel_st~0#1 := 0;assume { :begin_inline_init_threads1 } true; {19222#true} is VALID [2022-02-20 19:55:53,349 INFO L290 TraceCheckUtils]: 2: Hoare triple {19222#true} assume 0 != main_#t~nondet41#1;havoc main_#t~nondet41#1;assume { :begin_inline_main1 } true;havoc main1_#res#1;havoc main1_~__retres1~3#1;havoc main1_~__retres1~3#1;assume { :begin_inline_init_model1 } true;~q_free~0 := 1;~q_write_ev~0 := 2;~q_read_ev~0 := ~q_write_ev~0;~p_num_write~0 := 0;~p_dw_pc~0 := 0;~p_dw_i~0 := 1;~c_num_read~0 := 0;~c_dr_pc~0 := 0;~c_dr_i~0 := 1; {19222#true} is VALID [2022-02-20 19:55:53,349 INFO L290 TraceCheckUtils]: 1: Hoare triple {19222#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet41#1, main_#t~ret42#1, main_#t~ret43#1;assume -2147483648 <= main_#t~nondet41#1 && main_#t~nondet41#1 <= 2147483647; {19222#true} is VALID [2022-02-20 19:55:53,349 INFO L290 TraceCheckUtils]: 0: Hoare triple {19222#true} assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(19, 2);call #Ultimate.allocInit(12, 3);~q_buf_0~0 := 0;~q_free~0 := 0;~q_read_ev~0 := 0;~q_write_ev~0 := 0;~p_num_write~0 := 0;~p_last_write~0 := 0;~p_dw_st~0 := 0;~p_dw_pc~0 := 0;~p_dw_i~0 := 0;~c_num_read~0 := 0;~c_last_read~0 := 0;~c_dr_st~0 := 0;~c_dr_pc~0 := 0;~c_dr_i~0 := 0;~a_t~0 := 0;~m_pc~0 := 0;~t1_pc~0 := 0;~t2_pc~0 := 0;~t3_pc~0 := 0;~t4_pc~0 := 0;~t5_pc~0 := 0;~t6_pc~0 := 0;~t7_pc~0 := 0;~t8_pc~0 := 0;~m_st~0 := 0;~t1_st~0 := 0;~t2_st~0 := 0;~t3_st~0 := 0;~t4_st~0 := 0;~t5_st~0 := 0;~t6_st~0 := 0;~t7_st~0 := 0;~t8_st~0 := 0;~m_i~0 := 0;~t1_i~0 := 0;~t2_i~0 := 0;~t3_i~0 := 0;~t4_i~0 := 0;~t5_i~0 := 0;~t6_i~0 := 0;~t7_i~0 := 0;~t8_i~0 := 0;~M_E~0 := 2;~T1_E~0 := 2;~T2_E~0 := 2;~T3_E~0 := 2;~T4_E~0 := 2;~T5_E~0 := 2;~T6_E~0 := 2;~T7_E~0 := 2;~T8_E~0 := 2;~E_M~0 := 2;~E_1~0 := 2;~E_2~0 := 2;~E_3~0 := 2;~E_4~0 := 2;~E_5~0 := 2;~E_6~0 := 2;~E_7~0 := 2;~E_8~0 := 2;~token~0 := 0;~local~0 := 0; {19222#true} is VALID [2022-02-20 19:55:53,349 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2022-02-20 19:55:53,350 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1204698889] provided 1 perfect and 1 imperfect interpolant sequences [2022-02-20 19:55:53,350 INFO L191 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2022-02-20 19:55:53,350 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [6, 4] total 8 [2022-02-20 19:55:53,350 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [169437116] [2022-02-20 19:55:53,350 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 19:55:53,351 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.5) internal successors, (50), 4 states have internal predecessors, (50), 4 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Word has length 68 [2022-02-20 19:55:53,351 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 19:55:53,351 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 4 states, 4 states have (on average 12.5) internal successors, (50), 4 states have internal predecessors, (50), 4 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-02-20 19:55:53,409 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 57 edges. 57 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 19:55:53,409 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-02-20 19:55:53,409 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 19:55:53,409 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-02-20 19:55:53,409 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2022-02-20 19:55:53,410 INFO L87 Difference]: Start difference. First operand 834 states and 1161 transitions. Second operand has 4 states, 4 states have (on average 12.5) internal successors, (50), 4 states have internal predecessors, (50), 4 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-02-20 19:55:54,146 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 19:55:54,146 INFO L93 Difference]: Finished difference Result 889 states and 1228 transitions. [2022-02-20 19:55:54,146 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-02-20 19:55:54,147 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.5) internal successors, (50), 4 states have internal predecessors, (50), 4 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Word has length 68 [2022-02-20 19:55:54,147 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-20 19:55:54,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 12.5) internal successors, (50), 4 states have internal predecessors, (50), 4 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-02-20 19:55:54,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 600 transitions. [2022-02-20 19:55:54,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 12.5) internal successors, (50), 4 states have internal predecessors, (50), 4 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-02-20 19:55:54,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 600 transitions. [2022-02-20 19:55:54,156 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 4 states and 600 transitions. [2022-02-20 19:55:54,591 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 600 edges. 600 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 19:55:54,646 INFO L225 Difference]: With dead ends: 889 [2022-02-20 19:55:54,647 INFO L226 Difference]: Without dead ends: 886 [2022-02-20 19:55:54,648 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 148 GetRequests, 141 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2022-02-20 19:55:54,649 INFO L933 BasicCegarLoop]: 560 mSDtfsCounter, 965 mSDsluCounter, 67 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 107 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 965 SdHoareTripleChecker+Valid, 627 SdHoareTripleChecker+Invalid, 116 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 107 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-02-20 19:55:54,649 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [965 Valid, 627 Invalid, 116 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [107 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-02-20 19:55:54,651 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 886 states. [2022-02-20 19:55:54,675 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 886 to 833. [2022-02-20 19:55:54,675 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-20 19:55:54,677 INFO L82 GeneralOperation]: Start isEquivalent. First operand 886 states. Second operand has 833 states, 740 states have (on average 1.3824324324324324) internal successors, (1023), 749 states have internal predecessors, (1023), 59 states have call successors, (59), 30 states have call predecessors, (59), 32 states have return successors, (76), 54 states have call predecessors, (76), 56 states have call successors, (76) [2022-02-20 19:55:54,679 INFO L74 IsIncluded]: Start isIncluded. First operand 886 states. Second operand has 833 states, 740 states have (on average 1.3824324324324324) internal successors, (1023), 749 states have internal predecessors, (1023), 59 states have call successors, (59), 30 states have call predecessors, (59), 32 states have return successors, (76), 54 states have call predecessors, (76), 56 states have call successors, (76) [2022-02-20 19:55:54,681 INFO L87 Difference]: Start difference. First operand 886 states. Second operand has 833 states, 740 states have (on average 1.3824324324324324) internal successors, (1023), 749 states have internal predecessors, (1023), 59 states have call successors, (59), 30 states have call predecessors, (59), 32 states have return successors, (76), 54 states have call predecessors, (76), 56 states have call successors, (76) [2022-02-20 19:55:54,723 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 19:55:54,724 INFO L93 Difference]: Finished difference Result 886 states and 1224 transitions. [2022-02-20 19:55:54,724 INFO L276 IsEmpty]: Start isEmpty. Operand 886 states and 1224 transitions. [2022-02-20 19:55:54,726 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 19:55:54,726 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 19:55:54,728 INFO L74 IsIncluded]: Start isIncluded. First operand has 833 states, 740 states have (on average 1.3824324324324324) internal successors, (1023), 749 states have internal predecessors, (1023), 59 states have call successors, (59), 30 states have call predecessors, (59), 32 states have return successors, (76), 54 states have call predecessors, (76), 56 states have call successors, (76) Second operand 886 states. [2022-02-20 19:55:54,730 INFO L87 Difference]: Start difference. First operand has 833 states, 740 states have (on average 1.3824324324324324) internal successors, (1023), 749 states have internal predecessors, (1023), 59 states have call successors, (59), 30 states have call predecessors, (59), 32 states have return successors, (76), 54 states have call predecessors, (76), 56 states have call successors, (76) Second operand 886 states. [2022-02-20 19:55:54,769 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 19:55:54,769 INFO L93 Difference]: Finished difference Result 886 states and 1224 transitions. [2022-02-20 19:55:54,770 INFO L276 IsEmpty]: Start isEmpty. Operand 886 states and 1224 transitions. [2022-02-20 19:55:54,772 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 19:55:54,772 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 19:55:54,772 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-20 19:55:54,772 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-20 19:55:54,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 833 states, 740 states have (on average 1.3824324324324324) internal successors, (1023), 749 states have internal predecessors, (1023), 59 states have call successors, (59), 30 states have call predecessors, (59), 32 states have return successors, (76), 54 states have call predecessors, (76), 56 states have call successors, (76) [2022-02-20 19:55:54,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 833 states to 833 states and 1158 transitions. [2022-02-20 19:55:54,824 INFO L78 Accepts]: Start accepts. Automaton has 833 states and 1158 transitions. Word has length 68 [2022-02-20 19:55:54,824 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 19:55:54,824 INFO L470 AbstractCegarLoop]: Abstraction has 833 states and 1158 transitions. [2022-02-20 19:55:54,825 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.5) internal successors, (50), 4 states have internal predecessors, (50), 4 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-02-20 19:55:54,825 INFO L276 IsEmpty]: Start isEmpty. Operand 833 states and 1158 transitions. [2022-02-20 19:55:54,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2022-02-20 19:55:54,827 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 19:55:54,827 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-20 19:55:54,854 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-02-20 19:55:55,051 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-20 19:55:55,051 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting error1Err0ASSERT_VIOLATIONERROR_FUNCTION === [error1Err0ASSERT_VIOLATIONERROR_FUNCTION, error2Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-20 19:55:55,051 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 19:55:55,052 INFO L85 PathProgramCache]: Analyzing trace with hash 953609583, now seen corresponding path program 1 times [2022-02-20 19:55:55,052 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 19:55:55,052 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1281761076] [2022-02-20 19:55:55,052 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 19:55:55,052 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 19:55:55,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 19:55:55,089 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-02-20 19:55:55,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 19:55:55,100 INFO L290 TraceCheckUtils]: 0: Hoare triple {23787#true} havoc ~__retres1~2; {23787#true} is VALID [2022-02-20 19:55:55,100 INFO L290 TraceCheckUtils]: 1: Hoare triple {23787#true} assume 0 == ~p_dw_st~0;~__retres1~2 := 1; {23787#true} is VALID [2022-02-20 19:55:55,100 INFO L290 TraceCheckUtils]: 2: Hoare triple {23787#true} #res := ~__retres1~2; {23787#true} is VALID [2022-02-20 19:55:55,100 INFO L290 TraceCheckUtils]: 3: Hoare triple {23787#true} assume true; {23787#true} is VALID [2022-02-20 19:55:55,101 INFO L284 TraceCheckUtils]: 4: Hoare quadruple {23787#true} {23787#true} #1403#return; {23787#true} is VALID [2022-02-20 19:55:55,104 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2022-02-20 19:55:55,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 19:55:55,156 INFO L290 TraceCheckUtils]: 0: Hoare triple {23822#(and (= |old(~p_dw_st~0)| ~p_dw_st~0) (= ~c_dr_st~0 |old(~c_dr_st~0)|))} havoc ~tmp~0#1;havoc ~tmp___0~0#1;assume { :begin_inline_is_do_write_p_triggered } true;havoc is_do_write_p_triggered_#res#1;havoc is_do_write_p_triggered_~__retres1~0#1;havoc is_do_write_p_triggered_~__retres1~0#1; {23787#true} is VALID [2022-02-20 19:55:55,156 INFO L290 TraceCheckUtils]: 1: Hoare triple {23787#true} assume !(1 == ~p_dw_pc~0); {23787#true} is VALID [2022-02-20 19:55:55,157 INFO L290 TraceCheckUtils]: 2: Hoare triple {23787#true} is_do_write_p_triggered_~__retres1~0#1 := 0; {23823#(and (<= |immediate_notify_threads_is_do_write_p_triggered_~__retres1~0#1| 0) (<= 0 |immediate_notify_threads_is_do_write_p_triggered_~__retres1~0#1|))} is VALID [2022-02-20 19:55:55,157 INFO L290 TraceCheckUtils]: 3: Hoare triple {23823#(and (<= |immediate_notify_threads_is_do_write_p_triggered_~__retres1~0#1| 0) (<= 0 |immediate_notify_threads_is_do_write_p_triggered_~__retres1~0#1|))} is_do_write_p_triggered_#res#1 := is_do_write_p_triggered_~__retres1~0#1; {23824#(and (<= |immediate_notify_threads_is_do_write_p_triggered_#res#1| 0) (<= 0 |immediate_notify_threads_is_do_write_p_triggered_#res#1|))} is VALID [2022-02-20 19:55:55,158 INFO L290 TraceCheckUtils]: 4: Hoare triple {23824#(and (<= |immediate_notify_threads_is_do_write_p_triggered_#res#1| 0) (<= 0 |immediate_notify_threads_is_do_write_p_triggered_#res#1|))} #t~ret5#1 := is_do_write_p_triggered_#res#1;assume { :end_inline_is_do_write_p_triggered } true;assume -2147483648 <= #t~ret5#1 && #t~ret5#1 <= 2147483647;~tmp~0#1 := #t~ret5#1;havoc #t~ret5#1; {23825#(and (<= |immediate_notify_threads_~tmp~0#1| 0) (< 0 (+ |immediate_notify_threads_~tmp~0#1| 1)))} is VALID [2022-02-20 19:55:55,158 INFO L290 TraceCheckUtils]: 5: Hoare triple {23825#(and (<= |immediate_notify_threads_~tmp~0#1| 0) (< 0 (+ |immediate_notify_threads_~tmp~0#1| 1)))} assume 0 != ~tmp~0#1;~p_dw_st~0 := 0; {23788#false} is VALID [2022-02-20 19:55:55,158 INFO L290 TraceCheckUtils]: 6: Hoare triple {23788#false} assume { :begin_inline_is_do_read_c_triggered } true;havoc is_do_read_c_triggered_#res#1;havoc is_do_read_c_triggered_~__retres1~1#1;havoc is_do_read_c_triggered_~__retres1~1#1; {23788#false} is VALID [2022-02-20 19:55:55,159 INFO L290 TraceCheckUtils]: 7: Hoare triple {23788#false} assume !(1 == ~c_dr_pc~0); {23788#false} is VALID [2022-02-20 19:55:55,159 INFO L290 TraceCheckUtils]: 8: Hoare triple {23788#false} is_do_read_c_triggered_~__retres1~1#1 := 0; {23788#false} is VALID [2022-02-20 19:55:55,159 INFO L290 TraceCheckUtils]: 9: Hoare triple {23788#false} is_do_read_c_triggered_#res#1 := is_do_read_c_triggered_~__retres1~1#1; {23788#false} is VALID [2022-02-20 19:55:55,159 INFO L290 TraceCheckUtils]: 10: Hoare triple {23788#false} #t~ret6#1 := is_do_read_c_triggered_#res#1;assume { :end_inline_is_do_read_c_triggered } true;assume -2147483648 <= #t~ret6#1 && #t~ret6#1 <= 2147483647;~tmp___0~0#1 := #t~ret6#1;havoc #t~ret6#1; {23788#false} is VALID [2022-02-20 19:55:55,159 INFO L290 TraceCheckUtils]: 11: Hoare triple {23788#false} assume 0 != ~tmp___0~0#1;~c_dr_st~0 := 0; {23788#false} is VALID [2022-02-20 19:55:55,160 INFO L290 TraceCheckUtils]: 12: Hoare triple {23788#false} assume true; {23788#false} is VALID [2022-02-20 19:55:55,160 INFO L284 TraceCheckUtils]: 13: Hoare quadruple {23788#false} {23787#true} #1405#return; {23788#false} is VALID [2022-02-20 19:55:55,160 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2022-02-20 19:55:55,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 19:55:55,168 INFO L290 TraceCheckUtils]: 0: Hoare triple {23822#(and (= |old(~p_dw_st~0)| ~p_dw_st~0) (= ~c_dr_st~0 |old(~c_dr_st~0)|))} havoc ~tmp~0#1;havoc ~tmp___0~0#1;assume { :begin_inline_is_do_write_p_triggered } true;havoc is_do_write_p_triggered_#res#1;havoc is_do_write_p_triggered_~__retres1~0#1;havoc is_do_write_p_triggered_~__retres1~0#1; {23787#true} is VALID [2022-02-20 19:55:55,168 INFO L290 TraceCheckUtils]: 1: Hoare triple {23787#true} assume 1 == ~p_dw_pc~0; {23787#true} is VALID [2022-02-20 19:55:55,168 INFO L290 TraceCheckUtils]: 2: Hoare triple {23787#true} assume 1 == ~q_read_ev~0;is_do_write_p_triggered_~__retres1~0#1 := 1; {23787#true} is VALID [2022-02-20 19:55:55,168 INFO L290 TraceCheckUtils]: 3: Hoare triple {23787#true} is_do_write_p_triggered_#res#1 := is_do_write_p_triggered_~__retres1~0#1; {23787#true} is VALID [2022-02-20 19:55:55,169 INFO L290 TraceCheckUtils]: 4: Hoare triple {23787#true} #t~ret5#1 := is_do_write_p_triggered_#res#1;assume { :end_inline_is_do_write_p_triggered } true;assume -2147483648 <= #t~ret5#1 && #t~ret5#1 <= 2147483647;~tmp~0#1 := #t~ret5#1;havoc #t~ret5#1; {23787#true} is VALID [2022-02-20 19:55:55,169 INFO L290 TraceCheckUtils]: 5: Hoare triple {23787#true} assume 0 != ~tmp~0#1;~p_dw_st~0 := 0; {23787#true} is VALID [2022-02-20 19:55:55,169 INFO L290 TraceCheckUtils]: 6: Hoare triple {23787#true} assume { :begin_inline_is_do_read_c_triggered } true;havoc is_do_read_c_triggered_#res#1;havoc is_do_read_c_triggered_~__retres1~1#1;havoc is_do_read_c_triggered_~__retres1~1#1; {23787#true} is VALID [2022-02-20 19:55:55,169 INFO L290 TraceCheckUtils]: 7: Hoare triple {23787#true} assume !(1 == ~c_dr_pc~0); {23787#true} is VALID [2022-02-20 19:55:55,169 INFO L290 TraceCheckUtils]: 8: Hoare triple {23787#true} is_do_read_c_triggered_~__retres1~1#1 := 0; {23787#true} is VALID [2022-02-20 19:55:55,169 INFO L290 TraceCheckUtils]: 9: Hoare triple {23787#true} is_do_read_c_triggered_#res#1 := is_do_read_c_triggered_~__retres1~1#1; {23787#true} is VALID [2022-02-20 19:55:55,170 INFO L290 TraceCheckUtils]: 10: Hoare triple {23787#true} #t~ret6#1 := is_do_read_c_triggered_#res#1;assume { :end_inline_is_do_read_c_triggered } true;assume -2147483648 <= #t~ret6#1 && #t~ret6#1 <= 2147483647;~tmp___0~0#1 := #t~ret6#1;havoc #t~ret6#1; {23787#true} is VALID [2022-02-20 19:55:55,170 INFO L290 TraceCheckUtils]: 11: Hoare triple {23787#true} assume 0 != ~tmp___0~0#1;~c_dr_st~0 := 0; {23787#true} is VALID [2022-02-20 19:55:55,170 INFO L290 TraceCheckUtils]: 12: Hoare triple {23787#true} assume true; {23787#true} is VALID [2022-02-20 19:55:55,170 INFO L284 TraceCheckUtils]: 13: Hoare quadruple {23787#true} {23788#false} #1407#return; {23788#false} is VALID [2022-02-20 19:55:55,170 INFO L290 TraceCheckUtils]: 0: Hoare triple {23787#true} assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(19, 2);call #Ultimate.allocInit(12, 3);~q_buf_0~0 := 0;~q_free~0 := 0;~q_read_ev~0 := 0;~q_write_ev~0 := 0;~p_num_write~0 := 0;~p_last_write~0 := 0;~p_dw_st~0 := 0;~p_dw_pc~0 := 0;~p_dw_i~0 := 0;~c_num_read~0 := 0;~c_last_read~0 := 0;~c_dr_st~0 := 0;~c_dr_pc~0 := 0;~c_dr_i~0 := 0;~a_t~0 := 0;~m_pc~0 := 0;~t1_pc~0 := 0;~t2_pc~0 := 0;~t3_pc~0 := 0;~t4_pc~0 := 0;~t5_pc~0 := 0;~t6_pc~0 := 0;~t7_pc~0 := 0;~t8_pc~0 := 0;~m_st~0 := 0;~t1_st~0 := 0;~t2_st~0 := 0;~t3_st~0 := 0;~t4_st~0 := 0;~t5_st~0 := 0;~t6_st~0 := 0;~t7_st~0 := 0;~t8_st~0 := 0;~m_i~0 := 0;~t1_i~0 := 0;~t2_i~0 := 0;~t3_i~0 := 0;~t4_i~0 := 0;~t5_i~0 := 0;~t6_i~0 := 0;~t7_i~0 := 0;~t8_i~0 := 0;~M_E~0 := 2;~T1_E~0 := 2;~T2_E~0 := 2;~T3_E~0 := 2;~T4_E~0 := 2;~T5_E~0 := 2;~T6_E~0 := 2;~T7_E~0 := 2;~T8_E~0 := 2;~E_M~0 := 2;~E_1~0 := 2;~E_2~0 := 2;~E_3~0 := 2;~E_4~0 := 2;~E_5~0 := 2;~E_6~0 := 2;~E_7~0 := 2;~E_8~0 := 2;~token~0 := 0;~local~0 := 0; {23787#true} is VALID [2022-02-20 19:55:55,170 INFO L290 TraceCheckUtils]: 1: Hoare triple {23787#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet41#1, main_#t~ret42#1, main_#t~ret43#1;assume -2147483648 <= main_#t~nondet41#1 && main_#t~nondet41#1 <= 2147483647; {23787#true} is VALID [2022-02-20 19:55:55,171 INFO L290 TraceCheckUtils]: 2: Hoare triple {23787#true} assume 0 != main_#t~nondet41#1;havoc main_#t~nondet41#1;assume { :begin_inline_main1 } true;havoc main1_#res#1;havoc main1_~__retres1~3#1;havoc main1_~__retres1~3#1;assume { :begin_inline_init_model1 } true;~q_free~0 := 1;~q_write_ev~0 := 2;~q_read_ev~0 := ~q_write_ev~0;~p_num_write~0 := 0;~p_dw_pc~0 := 0;~p_dw_i~0 := 1;~c_num_read~0 := 0;~c_dr_pc~0 := 0;~c_dr_i~0 := 1; {23787#true} is VALID [2022-02-20 19:55:55,171 INFO L290 TraceCheckUtils]: 3: Hoare triple {23787#true} assume { :end_inline_init_model1 } true;assume { :begin_inline_start_simulation1 } true;havoc start_simulation1_#t~ret12#1, start_simulation1_~kernel_st~0#1, start_simulation1_~tmp~3#1;havoc start_simulation1_~kernel_st~0#1;havoc start_simulation1_~tmp~3#1;start_simulation1_~kernel_st~0#1 := 0;assume { :begin_inline_init_threads1 } true; {23787#true} is VALID [2022-02-20 19:55:55,171 INFO L290 TraceCheckUtils]: 4: Hoare triple {23787#true} assume 1 == ~p_dw_i~0;~p_dw_st~0 := 0; {23787#true} is VALID [2022-02-20 19:55:55,171 INFO L290 TraceCheckUtils]: 5: Hoare triple {23787#true} assume 1 == ~c_dr_i~0;~c_dr_st~0 := 0; {23787#true} is VALID [2022-02-20 19:55:55,171 INFO L290 TraceCheckUtils]: 6: Hoare triple {23787#true} assume { :end_inline_init_threads1 } true; {23787#true} is VALID [2022-02-20 19:55:55,171 INFO L290 TraceCheckUtils]: 7: Hoare triple {23787#true} assume !false; {23787#true} is VALID [2022-02-20 19:55:55,171 INFO L290 TraceCheckUtils]: 8: Hoare triple {23787#true} start_simulation1_~kernel_st~0#1 := 1;assume { :begin_inline_eval1 } true;havoc eval1_#t~ret8#1, eval1_#t~nondet9#1, eval1_#t~nondet10#1, eval1_~tmp~1#1, eval1_~tmp___0~1#1, eval1_~tmp___1~0#1;havoc eval1_~tmp~1#1;havoc eval1_~tmp___0~1#1;havoc eval1_~tmp___1~0#1; {23787#true} is VALID [2022-02-20 19:55:55,172 INFO L290 TraceCheckUtils]: 9: Hoare triple {23787#true} assume !false; {23787#true} is VALID [2022-02-20 19:55:55,172 INFO L272 TraceCheckUtils]: 10: Hoare triple {23787#true} call eval1_#t~ret8#1 := exists_runnable_thread1(); {23787#true} is VALID [2022-02-20 19:55:55,172 INFO L290 TraceCheckUtils]: 11: Hoare triple {23787#true} havoc ~__retres1~2; {23787#true} is VALID [2022-02-20 19:55:55,172 INFO L290 TraceCheckUtils]: 12: Hoare triple {23787#true} assume 0 == ~p_dw_st~0;~__retres1~2 := 1; {23787#true} is VALID [2022-02-20 19:55:55,178 INFO L290 TraceCheckUtils]: 13: Hoare triple {23787#true} #res := ~__retres1~2; {23787#true} is VALID [2022-02-20 19:55:55,178 INFO L290 TraceCheckUtils]: 14: Hoare triple {23787#true} assume true; {23787#true} is VALID [2022-02-20 19:55:55,178 INFO L284 TraceCheckUtils]: 15: Hoare quadruple {23787#true} {23787#true} #1403#return; {23787#true} is VALID [2022-02-20 19:55:55,178 INFO L290 TraceCheckUtils]: 16: Hoare triple {23787#true} assume -2147483648 <= eval1_#t~ret8#1 && eval1_#t~ret8#1 <= 2147483647;eval1_~tmp___1~0#1 := eval1_#t~ret8#1;havoc eval1_#t~ret8#1; {23787#true} is VALID [2022-02-20 19:55:55,178 INFO L290 TraceCheckUtils]: 17: Hoare triple {23787#true} assume 0 != eval1_~tmp___1~0#1; {23787#true} is VALID [2022-02-20 19:55:55,179 INFO L290 TraceCheckUtils]: 18: Hoare triple {23787#true} assume 0 == ~p_dw_st~0;assume -2147483648 <= eval1_#t~nondet9#1 && eval1_#t~nondet9#1 <= 2147483647;eval1_~tmp~1#1 := eval1_#t~nondet9#1;havoc eval1_#t~nondet9#1; {23787#true} is VALID [2022-02-20 19:55:55,179 INFO L290 TraceCheckUtils]: 19: Hoare triple {23787#true} assume 0 != eval1_~tmp~1#1;~p_dw_st~0 := 1;assume { :begin_inline_do_write_p } true;havoc do_write_p_#t~nondet7#1; {23787#true} is VALID [2022-02-20 19:55:55,179 INFO L290 TraceCheckUtils]: 20: Hoare triple {23787#true} assume 0 == ~p_dw_pc~0; {23787#true} is VALID [2022-02-20 19:55:55,179 INFO L290 TraceCheckUtils]: 21: Hoare triple {23787#true} assume !false; {23787#true} is VALID [2022-02-20 19:55:55,179 INFO L290 TraceCheckUtils]: 22: Hoare triple {23787#true} assume !(0 == ~q_free~0); {23787#true} is VALID [2022-02-20 19:55:55,179 INFO L290 TraceCheckUtils]: 23: Hoare triple {23787#true} assume -2147483648 <= do_write_p_#t~nondet7#1 && do_write_p_#t~nondet7#1 <= 2147483647;~q_buf_0~0 := do_write_p_#t~nondet7#1;havoc do_write_p_#t~nondet7#1;~p_last_write~0 := ~q_buf_0~0;~p_num_write~0 := 1 + ~p_num_write~0;~q_free~0 := 0;~q_write_ev~0 := 1; {23787#true} is VALID [2022-02-20 19:55:55,187 INFO L272 TraceCheckUtils]: 24: Hoare triple {23787#true} call immediate_notify_threads(); {23822#(and (= |old(~p_dw_st~0)| ~p_dw_st~0) (= ~c_dr_st~0 |old(~c_dr_st~0)|))} is VALID [2022-02-20 19:55:55,187 INFO L290 TraceCheckUtils]: 25: Hoare triple {23822#(and (= |old(~p_dw_st~0)| ~p_dw_st~0) (= ~c_dr_st~0 |old(~c_dr_st~0)|))} havoc ~tmp~0#1;havoc ~tmp___0~0#1;assume { :begin_inline_is_do_write_p_triggered } true;havoc is_do_write_p_triggered_#res#1;havoc is_do_write_p_triggered_~__retres1~0#1;havoc is_do_write_p_triggered_~__retres1~0#1; {23787#true} is VALID [2022-02-20 19:55:55,187 INFO L290 TraceCheckUtils]: 26: Hoare triple {23787#true} assume !(1 == ~p_dw_pc~0); {23787#true} is VALID [2022-02-20 19:55:55,188 INFO L290 TraceCheckUtils]: 27: Hoare triple {23787#true} is_do_write_p_triggered_~__retres1~0#1 := 0; {23823#(and (<= |immediate_notify_threads_is_do_write_p_triggered_~__retres1~0#1| 0) (<= 0 |immediate_notify_threads_is_do_write_p_triggered_~__retres1~0#1|))} is VALID [2022-02-20 19:55:55,188 INFO L290 TraceCheckUtils]: 28: Hoare triple {23823#(and (<= |immediate_notify_threads_is_do_write_p_triggered_~__retres1~0#1| 0) (<= 0 |immediate_notify_threads_is_do_write_p_triggered_~__retres1~0#1|))} is_do_write_p_triggered_#res#1 := is_do_write_p_triggered_~__retres1~0#1; {23824#(and (<= |immediate_notify_threads_is_do_write_p_triggered_#res#1| 0) (<= 0 |immediate_notify_threads_is_do_write_p_triggered_#res#1|))} is VALID [2022-02-20 19:55:55,189 INFO L290 TraceCheckUtils]: 29: Hoare triple {23824#(and (<= |immediate_notify_threads_is_do_write_p_triggered_#res#1| 0) (<= 0 |immediate_notify_threads_is_do_write_p_triggered_#res#1|))} #t~ret5#1 := is_do_write_p_triggered_#res#1;assume { :end_inline_is_do_write_p_triggered } true;assume -2147483648 <= #t~ret5#1 && #t~ret5#1 <= 2147483647;~tmp~0#1 := #t~ret5#1;havoc #t~ret5#1; {23825#(and (<= |immediate_notify_threads_~tmp~0#1| 0) (< 0 (+ |immediate_notify_threads_~tmp~0#1| 1)))} is VALID [2022-02-20 19:55:55,189 INFO L290 TraceCheckUtils]: 30: Hoare triple {23825#(and (<= |immediate_notify_threads_~tmp~0#1| 0) (< 0 (+ |immediate_notify_threads_~tmp~0#1| 1)))} assume 0 != ~tmp~0#1;~p_dw_st~0 := 0; {23788#false} is VALID [2022-02-20 19:55:55,189 INFO L290 TraceCheckUtils]: 31: Hoare triple {23788#false} assume { :begin_inline_is_do_read_c_triggered } true;havoc is_do_read_c_triggered_#res#1;havoc is_do_read_c_triggered_~__retres1~1#1;havoc is_do_read_c_triggered_~__retres1~1#1; {23788#false} is VALID [2022-02-20 19:55:55,189 INFO L290 TraceCheckUtils]: 32: Hoare triple {23788#false} assume !(1 == ~c_dr_pc~0); {23788#false} is VALID [2022-02-20 19:55:55,190 INFO L290 TraceCheckUtils]: 33: Hoare triple {23788#false} is_do_read_c_triggered_~__retres1~1#1 := 0; {23788#false} is VALID [2022-02-20 19:55:55,190 INFO L290 TraceCheckUtils]: 34: Hoare triple {23788#false} is_do_read_c_triggered_#res#1 := is_do_read_c_triggered_~__retres1~1#1; {23788#false} is VALID [2022-02-20 19:55:55,190 INFO L290 TraceCheckUtils]: 35: Hoare triple {23788#false} #t~ret6#1 := is_do_read_c_triggered_#res#1;assume { :end_inline_is_do_read_c_triggered } true;assume -2147483648 <= #t~ret6#1 && #t~ret6#1 <= 2147483647;~tmp___0~0#1 := #t~ret6#1;havoc #t~ret6#1; {23788#false} is VALID [2022-02-20 19:55:55,190 INFO L290 TraceCheckUtils]: 36: Hoare triple {23788#false} assume 0 != ~tmp___0~0#1;~c_dr_st~0 := 0; {23788#false} is VALID [2022-02-20 19:55:55,190 INFO L290 TraceCheckUtils]: 37: Hoare triple {23788#false} assume true; {23788#false} is VALID [2022-02-20 19:55:55,190 INFO L284 TraceCheckUtils]: 38: Hoare quadruple {23788#false} {23787#true} #1405#return; {23788#false} is VALID [2022-02-20 19:55:55,190 INFO L290 TraceCheckUtils]: 39: Hoare triple {23788#false} ~q_write_ev~0 := 2; {23788#false} is VALID [2022-02-20 19:55:55,191 INFO L290 TraceCheckUtils]: 40: Hoare triple {23788#false} assume !false; {23788#false} is VALID [2022-02-20 19:55:55,191 INFO L290 TraceCheckUtils]: 41: Hoare triple {23788#false} assume 0 == ~q_free~0;~p_dw_st~0 := 2;~p_dw_pc~0 := 1; {23788#false} is VALID [2022-02-20 19:55:55,191 INFO L290 TraceCheckUtils]: 42: Hoare triple {23788#false} assume { :end_inline_do_write_p } true; {23788#false} is VALID [2022-02-20 19:55:55,191 INFO L290 TraceCheckUtils]: 43: Hoare triple {23788#false} assume 0 == ~c_dr_st~0;assume -2147483648 <= eval1_#t~nondet10#1 && eval1_#t~nondet10#1 <= 2147483647;eval1_~tmp___0~1#1 := eval1_#t~nondet10#1;havoc eval1_#t~nondet10#1; {23788#false} is VALID [2022-02-20 19:55:55,191 INFO L290 TraceCheckUtils]: 44: Hoare triple {23788#false} assume 0 != eval1_~tmp___0~1#1;~c_dr_st~0 := 1;assume { :begin_inline_do_read_c } true;havoc do_read_c_~a~0#1;havoc do_read_c_~a~0#1; {23788#false} is VALID [2022-02-20 19:55:55,191 INFO L290 TraceCheckUtils]: 45: Hoare triple {23788#false} assume 0 == ~c_dr_pc~0; {23788#false} is VALID [2022-02-20 19:55:55,192 INFO L290 TraceCheckUtils]: 46: Hoare triple {23788#false} assume !false; {23788#false} is VALID [2022-02-20 19:55:55,192 INFO L290 TraceCheckUtils]: 47: Hoare triple {23788#false} assume !(1 == ~q_free~0); {23788#false} is VALID [2022-02-20 19:55:55,192 INFO L290 TraceCheckUtils]: 48: Hoare triple {23788#false} do_read_c_~a~0#1 := ~q_buf_0~0;~c_last_read~0 := do_read_c_~a~0#1;~c_num_read~0 := 1 + ~c_num_read~0;~q_free~0 := 1;~q_read_ev~0 := 1; {23788#false} is VALID [2022-02-20 19:55:55,192 INFO L272 TraceCheckUtils]: 49: Hoare triple {23788#false} call immediate_notify_threads(); {23822#(and (= |old(~p_dw_st~0)| ~p_dw_st~0) (= ~c_dr_st~0 |old(~c_dr_st~0)|))} is VALID [2022-02-20 19:55:55,192 INFO L290 TraceCheckUtils]: 50: Hoare triple {23822#(and (= |old(~p_dw_st~0)| ~p_dw_st~0) (= ~c_dr_st~0 |old(~c_dr_st~0)|))} havoc ~tmp~0#1;havoc ~tmp___0~0#1;assume { :begin_inline_is_do_write_p_triggered } true;havoc is_do_write_p_triggered_#res#1;havoc is_do_write_p_triggered_~__retres1~0#1;havoc is_do_write_p_triggered_~__retres1~0#1; {23787#true} is VALID [2022-02-20 19:55:55,192 INFO L290 TraceCheckUtils]: 51: Hoare triple {23787#true} assume 1 == ~p_dw_pc~0; {23787#true} is VALID [2022-02-20 19:55:55,192 INFO L290 TraceCheckUtils]: 52: Hoare triple {23787#true} assume 1 == ~q_read_ev~0;is_do_write_p_triggered_~__retres1~0#1 := 1; {23787#true} is VALID [2022-02-20 19:55:55,193 INFO L290 TraceCheckUtils]: 53: Hoare triple {23787#true} is_do_write_p_triggered_#res#1 := is_do_write_p_triggered_~__retres1~0#1; {23787#true} is VALID [2022-02-20 19:55:55,193 INFO L290 TraceCheckUtils]: 54: Hoare triple {23787#true} #t~ret5#1 := is_do_write_p_triggered_#res#1;assume { :end_inline_is_do_write_p_triggered } true;assume -2147483648 <= #t~ret5#1 && #t~ret5#1 <= 2147483647;~tmp~0#1 := #t~ret5#1;havoc #t~ret5#1; {23787#true} is VALID [2022-02-20 19:55:55,193 INFO L290 TraceCheckUtils]: 55: Hoare triple {23787#true} assume 0 != ~tmp~0#1;~p_dw_st~0 := 0; {23787#true} is VALID [2022-02-20 19:55:55,193 INFO L290 TraceCheckUtils]: 56: Hoare triple {23787#true} assume { :begin_inline_is_do_read_c_triggered } true;havoc is_do_read_c_triggered_#res#1;havoc is_do_read_c_triggered_~__retres1~1#1;havoc is_do_read_c_triggered_~__retres1~1#1; {23787#true} is VALID [2022-02-20 19:55:55,193 INFO L290 TraceCheckUtils]: 57: Hoare triple {23787#true} assume !(1 == ~c_dr_pc~0); {23787#true} is VALID [2022-02-20 19:55:55,193 INFO L290 TraceCheckUtils]: 58: Hoare triple {23787#true} is_do_read_c_triggered_~__retres1~1#1 := 0; {23787#true} is VALID [2022-02-20 19:55:55,193 INFO L290 TraceCheckUtils]: 59: Hoare triple {23787#true} is_do_read_c_triggered_#res#1 := is_do_read_c_triggered_~__retres1~1#1; {23787#true} is VALID [2022-02-20 19:55:55,194 INFO L290 TraceCheckUtils]: 60: Hoare triple {23787#true} #t~ret6#1 := is_do_read_c_triggered_#res#1;assume { :end_inline_is_do_read_c_triggered } true;assume -2147483648 <= #t~ret6#1 && #t~ret6#1 <= 2147483647;~tmp___0~0#1 := #t~ret6#1;havoc #t~ret6#1; {23787#true} is VALID [2022-02-20 19:55:55,194 INFO L290 TraceCheckUtils]: 61: Hoare triple {23787#true} assume 0 != ~tmp___0~0#1;~c_dr_st~0 := 0; {23787#true} is VALID [2022-02-20 19:55:55,194 INFO L290 TraceCheckUtils]: 62: Hoare triple {23787#true} assume true; {23787#true} is VALID [2022-02-20 19:55:55,194 INFO L284 TraceCheckUtils]: 63: Hoare quadruple {23787#true} {23788#false} #1407#return; {23788#false} is VALID [2022-02-20 19:55:55,194 INFO L290 TraceCheckUtils]: 64: Hoare triple {23788#false} ~q_read_ev~0 := 2; {23788#false} is VALID [2022-02-20 19:55:55,194 INFO L290 TraceCheckUtils]: 65: Hoare triple {23788#false} assume ~p_last_write~0 == ~c_last_read~0; {23788#false} is VALID [2022-02-20 19:55:55,194 INFO L290 TraceCheckUtils]: 66: Hoare triple {23788#false} assume !(~p_num_write~0 == ~c_num_read~0); {23788#false} is VALID [2022-02-20 19:55:55,195 INFO L272 TraceCheckUtils]: 67: Hoare triple {23788#false} call error1(); {23788#false} is VALID [2022-02-20 19:55:55,195 INFO L290 TraceCheckUtils]: 68: Hoare triple {23788#false} assume !false; {23788#false} is VALID [2022-02-20 19:55:55,195 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 2 proven. 11 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-02-20 19:55:55,195 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 19:55:55,195 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1281761076] [2022-02-20 19:55:55,196 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1281761076] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-20 19:55:55,196 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2111473531] [2022-02-20 19:55:55,196 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 19:55:55,196 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-20 19:55:55,196 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-20 19:55:55,197 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-02-20 19:55:55,199 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-02-20 19:55:55,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 19:55:55,299 INFO L263 TraceCheckSpWp]: Trace formula consists of 347 conjuncts, 9 conjunts are in the unsatisfiable core [2022-02-20 19:55:55,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 19:55:55,322 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-20 19:55:55,774 INFO L290 TraceCheckUtils]: 0: Hoare triple {23787#true} assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(19, 2);call #Ultimate.allocInit(12, 3);~q_buf_0~0 := 0;~q_free~0 := 0;~q_read_ev~0 := 0;~q_write_ev~0 := 0;~p_num_write~0 := 0;~p_last_write~0 := 0;~p_dw_st~0 := 0;~p_dw_pc~0 := 0;~p_dw_i~0 := 0;~c_num_read~0 := 0;~c_last_read~0 := 0;~c_dr_st~0 := 0;~c_dr_pc~0 := 0;~c_dr_i~0 := 0;~a_t~0 := 0;~m_pc~0 := 0;~t1_pc~0 := 0;~t2_pc~0 := 0;~t3_pc~0 := 0;~t4_pc~0 := 0;~t5_pc~0 := 0;~t6_pc~0 := 0;~t7_pc~0 := 0;~t8_pc~0 := 0;~m_st~0 := 0;~t1_st~0 := 0;~t2_st~0 := 0;~t3_st~0 := 0;~t4_st~0 := 0;~t5_st~0 := 0;~t6_st~0 := 0;~t7_st~0 := 0;~t8_st~0 := 0;~m_i~0 := 0;~t1_i~0 := 0;~t2_i~0 := 0;~t3_i~0 := 0;~t4_i~0 := 0;~t5_i~0 := 0;~t6_i~0 := 0;~t7_i~0 := 0;~t8_i~0 := 0;~M_E~0 := 2;~T1_E~0 := 2;~T2_E~0 := 2;~T3_E~0 := 2;~T4_E~0 := 2;~T5_E~0 := 2;~T6_E~0 := 2;~T7_E~0 := 2;~T8_E~0 := 2;~E_M~0 := 2;~E_1~0 := 2;~E_2~0 := 2;~E_3~0 := 2;~E_4~0 := 2;~E_5~0 := 2;~E_6~0 := 2;~E_7~0 := 2;~E_8~0 := 2;~token~0 := 0;~local~0 := 0; {23787#true} is VALID [2022-02-20 19:55:55,775 INFO L290 TraceCheckUtils]: 1: Hoare triple {23787#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet41#1, main_#t~ret42#1, main_#t~ret43#1;assume -2147483648 <= main_#t~nondet41#1 && main_#t~nondet41#1 <= 2147483647; {23787#true} is VALID [2022-02-20 19:55:55,775 INFO L290 TraceCheckUtils]: 2: Hoare triple {23787#true} assume 0 != main_#t~nondet41#1;havoc main_#t~nondet41#1;assume { :begin_inline_main1 } true;havoc main1_#res#1;havoc main1_~__retres1~3#1;havoc main1_~__retres1~3#1;assume { :begin_inline_init_model1 } true;~q_free~0 := 1;~q_write_ev~0 := 2;~q_read_ev~0 := ~q_write_ev~0;~p_num_write~0 := 0;~p_dw_pc~0 := 0;~p_dw_i~0 := 1;~c_num_read~0 := 0;~c_dr_pc~0 := 0;~c_dr_i~0 := 1; {23835#(and (= ~p_num_write~0 0) (= ~c_num_read~0 0))} is VALID [2022-02-20 19:55:55,776 INFO L290 TraceCheckUtils]: 3: Hoare triple {23835#(and (= ~p_num_write~0 0) (= ~c_num_read~0 0))} assume { :end_inline_init_model1 } true;assume { :begin_inline_start_simulation1 } true;havoc start_simulation1_#t~ret12#1, start_simulation1_~kernel_st~0#1, start_simulation1_~tmp~3#1;havoc start_simulation1_~kernel_st~0#1;havoc start_simulation1_~tmp~3#1;start_simulation1_~kernel_st~0#1 := 0;assume { :begin_inline_init_threads1 } true; {23835#(and (= ~p_num_write~0 0) (= ~c_num_read~0 0))} is VALID [2022-02-20 19:55:55,776 INFO L290 TraceCheckUtils]: 4: Hoare triple {23835#(and (= ~p_num_write~0 0) (= ~c_num_read~0 0))} assume 1 == ~p_dw_i~0;~p_dw_st~0 := 0; {23835#(and (= ~p_num_write~0 0) (= ~c_num_read~0 0))} is VALID [2022-02-20 19:55:55,776 INFO L290 TraceCheckUtils]: 5: Hoare triple {23835#(and (= ~p_num_write~0 0) (= ~c_num_read~0 0))} assume 1 == ~c_dr_i~0;~c_dr_st~0 := 0; {23835#(and (= ~p_num_write~0 0) (= ~c_num_read~0 0))} is VALID [2022-02-20 19:55:55,777 INFO L290 TraceCheckUtils]: 6: Hoare triple {23835#(and (= ~p_num_write~0 0) (= ~c_num_read~0 0))} assume { :end_inline_init_threads1 } true; {23835#(and (= ~p_num_write~0 0) (= ~c_num_read~0 0))} is VALID [2022-02-20 19:55:55,777 INFO L290 TraceCheckUtils]: 7: Hoare triple {23835#(and (= ~p_num_write~0 0) (= ~c_num_read~0 0))} assume !false; {23835#(and (= ~p_num_write~0 0) (= ~c_num_read~0 0))} is VALID [2022-02-20 19:55:55,778 INFO L290 TraceCheckUtils]: 8: Hoare triple {23835#(and (= ~p_num_write~0 0) (= ~c_num_read~0 0))} start_simulation1_~kernel_st~0#1 := 1;assume { :begin_inline_eval1 } true;havoc eval1_#t~ret8#1, eval1_#t~nondet9#1, eval1_#t~nondet10#1, eval1_~tmp~1#1, eval1_~tmp___0~1#1, eval1_~tmp___1~0#1;havoc eval1_~tmp~1#1;havoc eval1_~tmp___0~1#1;havoc eval1_~tmp___1~0#1; {23835#(and (= ~p_num_write~0 0) (= ~c_num_read~0 0))} is VALID [2022-02-20 19:55:55,778 INFO L290 TraceCheckUtils]: 9: Hoare triple {23835#(and (= ~p_num_write~0 0) (= ~c_num_read~0 0))} assume !false; {23835#(and (= ~p_num_write~0 0) (= ~c_num_read~0 0))} is VALID [2022-02-20 19:55:55,778 INFO L272 TraceCheckUtils]: 10: Hoare triple {23835#(and (= ~p_num_write~0 0) (= ~c_num_read~0 0))} call eval1_#t~ret8#1 := exists_runnable_thread1(); {23835#(and (= ~p_num_write~0 0) (= ~c_num_read~0 0))} is VALID [2022-02-20 19:55:55,779 INFO L290 TraceCheckUtils]: 11: Hoare triple {23835#(and (= ~p_num_write~0 0) (= ~c_num_read~0 0))} havoc ~__retres1~2; {23835#(and (= ~p_num_write~0 0) (= ~c_num_read~0 0))} is VALID [2022-02-20 19:55:55,779 INFO L290 TraceCheckUtils]: 12: Hoare triple {23835#(and (= ~p_num_write~0 0) (= ~c_num_read~0 0))} assume 0 == ~p_dw_st~0;~__retres1~2 := 1; {23835#(and (= ~p_num_write~0 0) (= ~c_num_read~0 0))} is VALID [2022-02-20 19:55:55,779 INFO L290 TraceCheckUtils]: 13: Hoare triple {23835#(and (= ~p_num_write~0 0) (= ~c_num_read~0 0))} #res := ~__retres1~2; {23835#(and (= ~p_num_write~0 0) (= ~c_num_read~0 0))} is VALID [2022-02-20 19:55:55,780 INFO L290 TraceCheckUtils]: 14: Hoare triple {23835#(and (= ~p_num_write~0 0) (= ~c_num_read~0 0))} assume true; {23835#(and (= ~p_num_write~0 0) (= ~c_num_read~0 0))} is VALID [2022-02-20 19:55:55,780 INFO L284 TraceCheckUtils]: 15: Hoare quadruple {23835#(and (= ~p_num_write~0 0) (= ~c_num_read~0 0))} {23835#(and (= ~p_num_write~0 0) (= ~c_num_read~0 0))} #1403#return; {23835#(and (= ~p_num_write~0 0) (= ~c_num_read~0 0))} is VALID [2022-02-20 19:55:55,781 INFO L290 TraceCheckUtils]: 16: Hoare triple {23835#(and (= ~p_num_write~0 0) (= ~c_num_read~0 0))} assume -2147483648 <= eval1_#t~ret8#1 && eval1_#t~ret8#1 <= 2147483647;eval1_~tmp___1~0#1 := eval1_#t~ret8#1;havoc eval1_#t~ret8#1; {23835#(and (= ~p_num_write~0 0) (= ~c_num_read~0 0))} is VALID [2022-02-20 19:55:55,781 INFO L290 TraceCheckUtils]: 17: Hoare triple {23835#(and (= ~p_num_write~0 0) (= ~c_num_read~0 0))} assume 0 != eval1_~tmp___1~0#1; {23835#(and (= ~p_num_write~0 0) (= ~c_num_read~0 0))} is VALID [2022-02-20 19:55:55,781 INFO L290 TraceCheckUtils]: 18: Hoare triple {23835#(and (= ~p_num_write~0 0) (= ~c_num_read~0 0))} assume 0 == ~p_dw_st~0;assume -2147483648 <= eval1_#t~nondet9#1 && eval1_#t~nondet9#1 <= 2147483647;eval1_~tmp~1#1 := eval1_#t~nondet9#1;havoc eval1_#t~nondet9#1; {23835#(and (= ~p_num_write~0 0) (= ~c_num_read~0 0))} is VALID [2022-02-20 19:55:55,782 INFO L290 TraceCheckUtils]: 19: Hoare triple {23835#(and (= ~p_num_write~0 0) (= ~c_num_read~0 0))} assume 0 != eval1_~tmp~1#1;~p_dw_st~0 := 1;assume { :begin_inline_do_write_p } true;havoc do_write_p_#t~nondet7#1; {23835#(and (= ~p_num_write~0 0) (= ~c_num_read~0 0))} is VALID [2022-02-20 19:55:55,782 INFO L290 TraceCheckUtils]: 20: Hoare triple {23835#(and (= ~p_num_write~0 0) (= ~c_num_read~0 0))} assume 0 == ~p_dw_pc~0; {23835#(and (= ~p_num_write~0 0) (= ~c_num_read~0 0))} is VALID [2022-02-20 19:55:55,782 INFO L290 TraceCheckUtils]: 21: Hoare triple {23835#(and (= ~p_num_write~0 0) (= ~c_num_read~0 0))} assume !false; {23835#(and (= ~p_num_write~0 0) (= ~c_num_read~0 0))} is VALID [2022-02-20 19:55:55,783 INFO L290 TraceCheckUtils]: 22: Hoare triple {23835#(and (= ~p_num_write~0 0) (= ~c_num_read~0 0))} assume !(0 == ~q_free~0); {23835#(and (= ~p_num_write~0 0) (= ~c_num_read~0 0))} is VALID [2022-02-20 19:55:55,783 INFO L290 TraceCheckUtils]: 23: Hoare triple {23835#(and (= ~p_num_write~0 0) (= ~c_num_read~0 0))} assume -2147483648 <= do_write_p_#t~nondet7#1 && do_write_p_#t~nondet7#1 <= 2147483647;~q_buf_0~0 := do_write_p_#t~nondet7#1;havoc do_write_p_#t~nondet7#1;~p_last_write~0 := ~q_buf_0~0;~p_num_write~0 := 1 + ~p_num_write~0;~q_free~0 := 0;~q_write_ev~0 := 1; {23899#(and (= ~c_num_read~0 0) (= ~p_num_write~0 1))} is VALID [2022-02-20 19:55:55,784 INFO L272 TraceCheckUtils]: 24: Hoare triple {23899#(and (= ~c_num_read~0 0) (= ~p_num_write~0 1))} call immediate_notify_threads(); {23899#(and (= ~c_num_read~0 0) (= ~p_num_write~0 1))} is VALID [2022-02-20 19:55:55,784 INFO L290 TraceCheckUtils]: 25: Hoare triple {23899#(and (= ~c_num_read~0 0) (= ~p_num_write~0 1))} havoc ~tmp~0#1;havoc ~tmp___0~0#1;assume { :begin_inline_is_do_write_p_triggered } true;havoc is_do_write_p_triggered_#res#1;havoc is_do_write_p_triggered_~__retres1~0#1;havoc is_do_write_p_triggered_~__retres1~0#1; {23899#(and (= ~c_num_read~0 0) (= ~p_num_write~0 1))} is VALID [2022-02-20 19:55:55,784 INFO L290 TraceCheckUtils]: 26: Hoare triple {23899#(and (= ~c_num_read~0 0) (= ~p_num_write~0 1))} assume !(1 == ~p_dw_pc~0); {23899#(and (= ~c_num_read~0 0) (= ~p_num_write~0 1))} is VALID [2022-02-20 19:55:55,785 INFO L290 TraceCheckUtils]: 27: Hoare triple {23899#(and (= ~c_num_read~0 0) (= ~p_num_write~0 1))} is_do_write_p_triggered_~__retres1~0#1 := 0; {23899#(and (= ~c_num_read~0 0) (= ~p_num_write~0 1))} is VALID [2022-02-20 19:55:55,785 INFO L290 TraceCheckUtils]: 28: Hoare triple {23899#(and (= ~c_num_read~0 0) (= ~p_num_write~0 1))} is_do_write_p_triggered_#res#1 := is_do_write_p_triggered_~__retres1~0#1; {23899#(and (= ~c_num_read~0 0) (= ~p_num_write~0 1))} is VALID [2022-02-20 19:55:55,786 INFO L290 TraceCheckUtils]: 29: Hoare triple {23899#(and (= ~c_num_read~0 0) (= ~p_num_write~0 1))} #t~ret5#1 := is_do_write_p_triggered_#res#1;assume { :end_inline_is_do_write_p_triggered } true;assume -2147483648 <= #t~ret5#1 && #t~ret5#1 <= 2147483647;~tmp~0#1 := #t~ret5#1;havoc #t~ret5#1; {23899#(and (= ~c_num_read~0 0) (= ~p_num_write~0 1))} is VALID [2022-02-20 19:55:55,791 INFO L290 TraceCheckUtils]: 30: Hoare triple {23899#(and (= ~c_num_read~0 0) (= ~p_num_write~0 1))} assume 0 != ~tmp~0#1;~p_dw_st~0 := 0; {23899#(and (= ~c_num_read~0 0) (= ~p_num_write~0 1))} is VALID [2022-02-20 19:55:55,792 INFO L290 TraceCheckUtils]: 31: Hoare triple {23899#(and (= ~c_num_read~0 0) (= ~p_num_write~0 1))} assume { :begin_inline_is_do_read_c_triggered } true;havoc is_do_read_c_triggered_#res#1;havoc is_do_read_c_triggered_~__retres1~1#1;havoc is_do_read_c_triggered_~__retres1~1#1; {23899#(and (= ~c_num_read~0 0) (= ~p_num_write~0 1))} is VALID [2022-02-20 19:55:55,792 INFO L290 TraceCheckUtils]: 32: Hoare triple {23899#(and (= ~c_num_read~0 0) (= ~p_num_write~0 1))} assume !(1 == ~c_dr_pc~0); {23899#(and (= ~c_num_read~0 0) (= ~p_num_write~0 1))} is VALID [2022-02-20 19:55:55,793 INFO L290 TraceCheckUtils]: 33: Hoare triple {23899#(and (= ~c_num_read~0 0) (= ~p_num_write~0 1))} is_do_read_c_triggered_~__retres1~1#1 := 0; {23899#(and (= ~c_num_read~0 0) (= ~p_num_write~0 1))} is VALID [2022-02-20 19:55:55,793 INFO L290 TraceCheckUtils]: 34: Hoare triple {23899#(and (= ~c_num_read~0 0) (= ~p_num_write~0 1))} is_do_read_c_triggered_#res#1 := is_do_read_c_triggered_~__retres1~1#1; {23899#(and (= ~c_num_read~0 0) (= ~p_num_write~0 1))} is VALID [2022-02-20 19:55:55,793 INFO L290 TraceCheckUtils]: 35: Hoare triple {23899#(and (= ~c_num_read~0 0) (= ~p_num_write~0 1))} #t~ret6#1 := is_do_read_c_triggered_#res#1;assume { :end_inline_is_do_read_c_triggered } true;assume -2147483648 <= #t~ret6#1 && #t~ret6#1 <= 2147483647;~tmp___0~0#1 := #t~ret6#1;havoc #t~ret6#1; {23899#(and (= ~c_num_read~0 0) (= ~p_num_write~0 1))} is VALID [2022-02-20 19:55:55,794 INFO L290 TraceCheckUtils]: 36: Hoare triple {23899#(and (= ~c_num_read~0 0) (= ~p_num_write~0 1))} assume 0 != ~tmp___0~0#1;~c_dr_st~0 := 0; {23899#(and (= ~c_num_read~0 0) (= ~p_num_write~0 1))} is VALID [2022-02-20 19:55:55,794 INFO L290 TraceCheckUtils]: 37: Hoare triple {23899#(and (= ~c_num_read~0 0) (= ~p_num_write~0 1))} assume true; {23899#(and (= ~c_num_read~0 0) (= ~p_num_write~0 1))} is VALID [2022-02-20 19:55:55,795 INFO L284 TraceCheckUtils]: 38: Hoare quadruple {23899#(and (= ~c_num_read~0 0) (= ~p_num_write~0 1))} {23899#(and (= ~c_num_read~0 0) (= ~p_num_write~0 1))} #1405#return; {23899#(and (= ~c_num_read~0 0) (= ~p_num_write~0 1))} is VALID [2022-02-20 19:55:55,795 INFO L290 TraceCheckUtils]: 39: Hoare triple {23899#(and (= ~c_num_read~0 0) (= ~p_num_write~0 1))} ~q_write_ev~0 := 2; {23899#(and (= ~c_num_read~0 0) (= ~p_num_write~0 1))} is VALID [2022-02-20 19:55:55,795 INFO L290 TraceCheckUtils]: 40: Hoare triple {23899#(and (= ~c_num_read~0 0) (= ~p_num_write~0 1))} assume !false; {23899#(and (= ~c_num_read~0 0) (= ~p_num_write~0 1))} is VALID [2022-02-20 19:55:55,796 INFO L290 TraceCheckUtils]: 41: Hoare triple {23899#(and (= ~c_num_read~0 0) (= ~p_num_write~0 1))} assume 0 == ~q_free~0;~p_dw_st~0 := 2;~p_dw_pc~0 := 1; {23899#(and (= ~c_num_read~0 0) (= ~p_num_write~0 1))} is VALID [2022-02-20 19:55:55,796 INFO L290 TraceCheckUtils]: 42: Hoare triple {23899#(and (= ~c_num_read~0 0) (= ~p_num_write~0 1))} assume { :end_inline_do_write_p } true; {23899#(and (= ~c_num_read~0 0) (= ~p_num_write~0 1))} is VALID [2022-02-20 19:55:55,797 INFO L290 TraceCheckUtils]: 43: Hoare triple {23899#(and (= ~c_num_read~0 0) (= ~p_num_write~0 1))} assume 0 == ~c_dr_st~0;assume -2147483648 <= eval1_#t~nondet10#1 && eval1_#t~nondet10#1 <= 2147483647;eval1_~tmp___0~1#1 := eval1_#t~nondet10#1;havoc eval1_#t~nondet10#1; {23899#(and (= ~c_num_read~0 0) (= ~p_num_write~0 1))} is VALID [2022-02-20 19:55:55,797 INFO L290 TraceCheckUtils]: 44: Hoare triple {23899#(and (= ~c_num_read~0 0) (= ~p_num_write~0 1))} assume 0 != eval1_~tmp___0~1#1;~c_dr_st~0 := 1;assume { :begin_inline_do_read_c } true;havoc do_read_c_~a~0#1;havoc do_read_c_~a~0#1; {23899#(and (= ~c_num_read~0 0) (= ~p_num_write~0 1))} is VALID [2022-02-20 19:55:55,797 INFO L290 TraceCheckUtils]: 45: Hoare triple {23899#(and (= ~c_num_read~0 0) (= ~p_num_write~0 1))} assume 0 == ~c_dr_pc~0; {23899#(and (= ~c_num_read~0 0) (= ~p_num_write~0 1))} is VALID [2022-02-20 19:55:55,798 INFO L290 TraceCheckUtils]: 46: Hoare triple {23899#(and (= ~c_num_read~0 0) (= ~p_num_write~0 1))} assume !false; {23899#(and (= ~c_num_read~0 0) (= ~p_num_write~0 1))} is VALID [2022-02-20 19:55:55,798 INFO L290 TraceCheckUtils]: 47: Hoare triple {23899#(and (= ~c_num_read~0 0) (= ~p_num_write~0 1))} assume !(1 == ~q_free~0); {23899#(and (= ~c_num_read~0 0) (= ~p_num_write~0 1))} is VALID [2022-02-20 19:55:55,799 INFO L290 TraceCheckUtils]: 48: Hoare triple {23899#(and (= ~c_num_read~0 0) (= ~p_num_write~0 1))} do_read_c_~a~0#1 := ~q_buf_0~0;~c_last_read~0 := do_read_c_~a~0#1;~c_num_read~0 := 1 + ~c_num_read~0;~q_free~0 := 1;~q_read_ev~0 := 1; {23975#(and (= (+ (- 1) ~c_num_read~0) 0) (= ~p_num_write~0 1))} is VALID [2022-02-20 19:55:55,799 INFO L272 TraceCheckUtils]: 49: Hoare triple {23975#(and (= (+ (- 1) ~c_num_read~0) 0) (= ~p_num_write~0 1))} call immediate_notify_threads(); {23975#(and (= (+ (- 1) ~c_num_read~0) 0) (= ~p_num_write~0 1))} is VALID [2022-02-20 19:55:55,799 INFO L290 TraceCheckUtils]: 50: Hoare triple {23975#(and (= (+ (- 1) ~c_num_read~0) 0) (= ~p_num_write~0 1))} havoc ~tmp~0#1;havoc ~tmp___0~0#1;assume { :begin_inline_is_do_write_p_triggered } true;havoc is_do_write_p_triggered_#res#1;havoc is_do_write_p_triggered_~__retres1~0#1;havoc is_do_write_p_triggered_~__retres1~0#1; {23975#(and (= (+ (- 1) ~c_num_read~0) 0) (= ~p_num_write~0 1))} is VALID [2022-02-20 19:55:55,800 INFO L290 TraceCheckUtils]: 51: Hoare triple {23975#(and (= (+ (- 1) ~c_num_read~0) 0) (= ~p_num_write~0 1))} assume 1 == ~p_dw_pc~0; {23975#(and (= (+ (- 1) ~c_num_read~0) 0) (= ~p_num_write~0 1))} is VALID [2022-02-20 19:55:55,800 INFO L290 TraceCheckUtils]: 52: Hoare triple {23975#(and (= (+ (- 1) ~c_num_read~0) 0) (= ~p_num_write~0 1))} assume 1 == ~q_read_ev~0;is_do_write_p_triggered_~__retres1~0#1 := 1; {23975#(and (= (+ (- 1) ~c_num_read~0) 0) (= ~p_num_write~0 1))} is VALID [2022-02-20 19:55:55,801 INFO L290 TraceCheckUtils]: 53: Hoare triple {23975#(and (= (+ (- 1) ~c_num_read~0) 0) (= ~p_num_write~0 1))} is_do_write_p_triggered_#res#1 := is_do_write_p_triggered_~__retres1~0#1; {23975#(and (= (+ (- 1) ~c_num_read~0) 0) (= ~p_num_write~0 1))} is VALID [2022-02-20 19:55:55,801 INFO L290 TraceCheckUtils]: 54: Hoare triple {23975#(and (= (+ (- 1) ~c_num_read~0) 0) (= ~p_num_write~0 1))} #t~ret5#1 := is_do_write_p_triggered_#res#1;assume { :end_inline_is_do_write_p_triggered } true;assume -2147483648 <= #t~ret5#1 && #t~ret5#1 <= 2147483647;~tmp~0#1 := #t~ret5#1;havoc #t~ret5#1; {23975#(and (= (+ (- 1) ~c_num_read~0) 0) (= ~p_num_write~0 1))} is VALID [2022-02-20 19:55:55,802 INFO L290 TraceCheckUtils]: 55: Hoare triple {23975#(and (= (+ (- 1) ~c_num_read~0) 0) (= ~p_num_write~0 1))} assume 0 != ~tmp~0#1;~p_dw_st~0 := 0; {23975#(and (= (+ (- 1) ~c_num_read~0) 0) (= ~p_num_write~0 1))} is VALID [2022-02-20 19:55:55,802 INFO L290 TraceCheckUtils]: 56: Hoare triple {23975#(and (= (+ (- 1) ~c_num_read~0) 0) (= ~p_num_write~0 1))} assume { :begin_inline_is_do_read_c_triggered } true;havoc is_do_read_c_triggered_#res#1;havoc is_do_read_c_triggered_~__retres1~1#1;havoc is_do_read_c_triggered_~__retres1~1#1; {23975#(and (= (+ (- 1) ~c_num_read~0) 0) (= ~p_num_write~0 1))} is VALID [2022-02-20 19:55:55,803 INFO L290 TraceCheckUtils]: 57: Hoare triple {23975#(and (= (+ (- 1) ~c_num_read~0) 0) (= ~p_num_write~0 1))} assume !(1 == ~c_dr_pc~0); {23975#(and (= (+ (- 1) ~c_num_read~0) 0) (= ~p_num_write~0 1))} is VALID [2022-02-20 19:55:55,804 INFO L290 TraceCheckUtils]: 58: Hoare triple {23975#(and (= (+ (- 1) ~c_num_read~0) 0) (= ~p_num_write~0 1))} is_do_read_c_triggered_~__retres1~1#1 := 0; {23975#(and (= (+ (- 1) ~c_num_read~0) 0) (= ~p_num_write~0 1))} is VALID [2022-02-20 19:55:55,804 INFO L290 TraceCheckUtils]: 59: Hoare triple {23975#(and (= (+ (- 1) ~c_num_read~0) 0) (= ~p_num_write~0 1))} is_do_read_c_triggered_#res#1 := is_do_read_c_triggered_~__retres1~1#1; {23975#(and (= (+ (- 1) ~c_num_read~0) 0) (= ~p_num_write~0 1))} is VALID [2022-02-20 19:55:55,805 INFO L290 TraceCheckUtils]: 60: Hoare triple {23975#(and (= (+ (- 1) ~c_num_read~0) 0) (= ~p_num_write~0 1))} #t~ret6#1 := is_do_read_c_triggered_#res#1;assume { :end_inline_is_do_read_c_triggered } true;assume -2147483648 <= #t~ret6#1 && #t~ret6#1 <= 2147483647;~tmp___0~0#1 := #t~ret6#1;havoc #t~ret6#1; {23975#(and (= (+ (- 1) ~c_num_read~0) 0) (= ~p_num_write~0 1))} is VALID [2022-02-20 19:55:55,805 INFO L290 TraceCheckUtils]: 61: Hoare triple {23975#(and (= (+ (- 1) ~c_num_read~0) 0) (= ~p_num_write~0 1))} assume 0 != ~tmp___0~0#1;~c_dr_st~0 := 0; {23975#(and (= (+ (- 1) ~c_num_read~0) 0) (= ~p_num_write~0 1))} is VALID [2022-02-20 19:55:55,805 INFO L290 TraceCheckUtils]: 62: Hoare triple {23975#(and (= (+ (- 1) ~c_num_read~0) 0) (= ~p_num_write~0 1))} assume true; {23975#(and (= (+ (- 1) ~c_num_read~0) 0) (= ~p_num_write~0 1))} is VALID [2022-02-20 19:55:55,806 INFO L284 TraceCheckUtils]: 63: Hoare quadruple {23975#(and (= (+ (- 1) ~c_num_read~0) 0) (= ~p_num_write~0 1))} {23975#(and (= (+ (- 1) ~c_num_read~0) 0) (= ~p_num_write~0 1))} #1407#return; {23975#(and (= (+ (- 1) ~c_num_read~0) 0) (= ~p_num_write~0 1))} is VALID [2022-02-20 19:55:55,806 INFO L290 TraceCheckUtils]: 64: Hoare triple {23975#(and (= (+ (- 1) ~c_num_read~0) 0) (= ~p_num_write~0 1))} ~q_read_ev~0 := 2; {23975#(and (= (+ (- 1) ~c_num_read~0) 0) (= ~p_num_write~0 1))} is VALID [2022-02-20 19:55:55,807 INFO L290 TraceCheckUtils]: 65: Hoare triple {23975#(and (= (+ (- 1) ~c_num_read~0) 0) (= ~p_num_write~0 1))} assume ~p_last_write~0 == ~c_last_read~0; {23975#(and (= (+ (- 1) ~c_num_read~0) 0) (= ~p_num_write~0 1))} is VALID [2022-02-20 19:55:55,807 INFO L290 TraceCheckUtils]: 66: Hoare triple {23975#(and (= (+ (- 1) ~c_num_read~0) 0) (= ~p_num_write~0 1))} assume !(~p_num_write~0 == ~c_num_read~0); {23788#false} is VALID [2022-02-20 19:55:55,807 INFO L272 TraceCheckUtils]: 67: Hoare triple {23788#false} call error1(); {23788#false} is VALID [2022-02-20 19:55:55,807 INFO L290 TraceCheckUtils]: 68: Hoare triple {23788#false} assume !false; {23788#false} is VALID [2022-02-20 19:55:55,808 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-20 19:55:55,808 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-02-20 19:55:55,976 INFO L290 TraceCheckUtils]: 68: Hoare triple {23788#false} assume !false; {23788#false} is VALID [2022-02-20 19:55:55,976 INFO L272 TraceCheckUtils]: 67: Hoare triple {23788#false} call error1(); {23788#false} is VALID [2022-02-20 19:55:55,976 INFO L290 TraceCheckUtils]: 66: Hoare triple {24042#(= ~c_num_read~0 ~p_num_write~0)} assume !(~p_num_write~0 == ~c_num_read~0); {23788#false} is VALID [2022-02-20 19:55:55,977 INFO L290 TraceCheckUtils]: 65: Hoare triple {24042#(= ~c_num_read~0 ~p_num_write~0)} assume ~p_last_write~0 == ~c_last_read~0; {24042#(= ~c_num_read~0 ~p_num_write~0)} is VALID [2022-02-20 19:55:55,977 INFO L290 TraceCheckUtils]: 64: Hoare triple {24042#(= ~c_num_read~0 ~p_num_write~0)} ~q_read_ev~0 := 2; {24042#(= ~c_num_read~0 ~p_num_write~0)} is VALID [2022-02-20 19:55:55,977 INFO L284 TraceCheckUtils]: 63: Hoare quadruple {23787#true} {24042#(= ~c_num_read~0 ~p_num_write~0)} #1407#return; {24042#(= ~c_num_read~0 ~p_num_write~0)} is VALID [2022-02-20 19:55:55,978 INFO L290 TraceCheckUtils]: 62: Hoare triple {23787#true} assume true; {23787#true} is VALID [2022-02-20 19:55:55,978 INFO L290 TraceCheckUtils]: 61: Hoare triple {23787#true} assume 0 != ~tmp___0~0#1;~c_dr_st~0 := 0; {23787#true} is VALID [2022-02-20 19:55:55,978 INFO L290 TraceCheckUtils]: 60: Hoare triple {23787#true} #t~ret6#1 := is_do_read_c_triggered_#res#1;assume { :end_inline_is_do_read_c_triggered } true;assume -2147483648 <= #t~ret6#1 && #t~ret6#1 <= 2147483647;~tmp___0~0#1 := #t~ret6#1;havoc #t~ret6#1; {23787#true} is VALID [2022-02-20 19:55:55,978 INFO L290 TraceCheckUtils]: 59: Hoare triple {23787#true} is_do_read_c_triggered_#res#1 := is_do_read_c_triggered_~__retres1~1#1; {23787#true} is VALID [2022-02-20 19:55:55,978 INFO L290 TraceCheckUtils]: 58: Hoare triple {23787#true} is_do_read_c_triggered_~__retres1~1#1 := 0; {23787#true} is VALID [2022-02-20 19:55:55,978 INFO L290 TraceCheckUtils]: 57: Hoare triple {23787#true} assume !(1 == ~c_dr_pc~0); {23787#true} is VALID [2022-02-20 19:55:55,979 INFO L290 TraceCheckUtils]: 56: Hoare triple {23787#true} assume { :begin_inline_is_do_read_c_triggered } true;havoc is_do_read_c_triggered_#res#1;havoc is_do_read_c_triggered_~__retres1~1#1;havoc is_do_read_c_triggered_~__retres1~1#1; {23787#true} is VALID [2022-02-20 19:55:55,979 INFO L290 TraceCheckUtils]: 55: Hoare triple {23787#true} assume 0 != ~tmp~0#1;~p_dw_st~0 := 0; {23787#true} is VALID [2022-02-20 19:55:55,979 INFO L290 TraceCheckUtils]: 54: Hoare triple {23787#true} #t~ret5#1 := is_do_write_p_triggered_#res#1;assume { :end_inline_is_do_write_p_triggered } true;assume -2147483648 <= #t~ret5#1 && #t~ret5#1 <= 2147483647;~tmp~0#1 := #t~ret5#1;havoc #t~ret5#1; {23787#true} is VALID [2022-02-20 19:55:55,979 INFO L290 TraceCheckUtils]: 53: Hoare triple {23787#true} is_do_write_p_triggered_#res#1 := is_do_write_p_triggered_~__retres1~0#1; {23787#true} is VALID [2022-02-20 19:55:55,979 INFO L290 TraceCheckUtils]: 52: Hoare triple {23787#true} assume 1 == ~q_read_ev~0;is_do_write_p_triggered_~__retres1~0#1 := 1; {23787#true} is VALID [2022-02-20 19:55:55,979 INFO L290 TraceCheckUtils]: 51: Hoare triple {23787#true} assume 1 == ~p_dw_pc~0; {23787#true} is VALID [2022-02-20 19:55:55,979 INFO L290 TraceCheckUtils]: 50: Hoare triple {23787#true} havoc ~tmp~0#1;havoc ~tmp___0~0#1;assume { :begin_inline_is_do_write_p_triggered } true;havoc is_do_write_p_triggered_#res#1;havoc is_do_write_p_triggered_~__retres1~0#1;havoc is_do_write_p_triggered_~__retres1~0#1; {23787#true} is VALID [2022-02-20 19:55:55,980 INFO L272 TraceCheckUtils]: 49: Hoare triple {24042#(= ~c_num_read~0 ~p_num_write~0)} call immediate_notify_threads(); {23787#true} is VALID [2022-02-20 19:55:55,980 INFO L290 TraceCheckUtils]: 48: Hoare triple {24097#(= (+ ~c_num_read~0 1) ~p_num_write~0)} do_read_c_~a~0#1 := ~q_buf_0~0;~c_last_read~0 := do_read_c_~a~0#1;~c_num_read~0 := 1 + ~c_num_read~0;~q_free~0 := 1;~q_read_ev~0 := 1; {24042#(= ~c_num_read~0 ~p_num_write~0)} is VALID [2022-02-20 19:55:55,981 INFO L290 TraceCheckUtils]: 47: Hoare triple {24097#(= (+ ~c_num_read~0 1) ~p_num_write~0)} assume !(1 == ~q_free~0); {24097#(= (+ ~c_num_read~0 1) ~p_num_write~0)} is VALID [2022-02-20 19:55:55,981 INFO L290 TraceCheckUtils]: 46: Hoare triple {24097#(= (+ ~c_num_read~0 1) ~p_num_write~0)} assume !false; {24097#(= (+ ~c_num_read~0 1) ~p_num_write~0)} is VALID [2022-02-20 19:55:55,981 INFO L290 TraceCheckUtils]: 45: Hoare triple {24097#(= (+ ~c_num_read~0 1) ~p_num_write~0)} assume 0 == ~c_dr_pc~0; {24097#(= (+ ~c_num_read~0 1) ~p_num_write~0)} is VALID [2022-02-20 19:55:55,982 INFO L290 TraceCheckUtils]: 44: Hoare triple {24097#(= (+ ~c_num_read~0 1) ~p_num_write~0)} assume 0 != eval1_~tmp___0~1#1;~c_dr_st~0 := 1;assume { :begin_inline_do_read_c } true;havoc do_read_c_~a~0#1;havoc do_read_c_~a~0#1; {24097#(= (+ ~c_num_read~0 1) ~p_num_write~0)} is VALID [2022-02-20 19:55:55,982 INFO L290 TraceCheckUtils]: 43: Hoare triple {24097#(= (+ ~c_num_read~0 1) ~p_num_write~0)} assume 0 == ~c_dr_st~0;assume -2147483648 <= eval1_#t~nondet10#1 && eval1_#t~nondet10#1 <= 2147483647;eval1_~tmp___0~1#1 := eval1_#t~nondet10#1;havoc eval1_#t~nondet10#1; {24097#(= (+ ~c_num_read~0 1) ~p_num_write~0)} is VALID [2022-02-20 19:55:55,983 INFO L290 TraceCheckUtils]: 42: Hoare triple {24097#(= (+ ~c_num_read~0 1) ~p_num_write~0)} assume { :end_inline_do_write_p } true; {24097#(= (+ ~c_num_read~0 1) ~p_num_write~0)} is VALID [2022-02-20 19:55:55,983 INFO L290 TraceCheckUtils]: 41: Hoare triple {24097#(= (+ ~c_num_read~0 1) ~p_num_write~0)} assume 0 == ~q_free~0;~p_dw_st~0 := 2;~p_dw_pc~0 := 1; {24097#(= (+ ~c_num_read~0 1) ~p_num_write~0)} is VALID [2022-02-20 19:55:55,983 INFO L290 TraceCheckUtils]: 40: Hoare triple {24097#(= (+ ~c_num_read~0 1) ~p_num_write~0)} assume !false; {24097#(= (+ ~c_num_read~0 1) ~p_num_write~0)} is VALID [2022-02-20 19:55:55,984 INFO L290 TraceCheckUtils]: 39: Hoare triple {24097#(= (+ ~c_num_read~0 1) ~p_num_write~0)} ~q_write_ev~0 := 2; {24097#(= (+ ~c_num_read~0 1) ~p_num_write~0)} is VALID [2022-02-20 19:55:55,984 INFO L284 TraceCheckUtils]: 38: Hoare quadruple {23787#true} {24097#(= (+ ~c_num_read~0 1) ~p_num_write~0)} #1405#return; {24097#(= (+ ~c_num_read~0 1) ~p_num_write~0)} is VALID [2022-02-20 19:55:55,984 INFO L290 TraceCheckUtils]: 37: Hoare triple {23787#true} assume true; {23787#true} is VALID [2022-02-20 19:55:55,984 INFO L290 TraceCheckUtils]: 36: Hoare triple {23787#true} assume 0 != ~tmp___0~0#1;~c_dr_st~0 := 0; {23787#true} is VALID [2022-02-20 19:55:55,985 INFO L290 TraceCheckUtils]: 35: Hoare triple {23787#true} #t~ret6#1 := is_do_read_c_triggered_#res#1;assume { :end_inline_is_do_read_c_triggered } true;assume -2147483648 <= #t~ret6#1 && #t~ret6#1 <= 2147483647;~tmp___0~0#1 := #t~ret6#1;havoc #t~ret6#1; {23787#true} is VALID [2022-02-20 19:55:55,985 INFO L290 TraceCheckUtils]: 34: Hoare triple {23787#true} is_do_read_c_triggered_#res#1 := is_do_read_c_triggered_~__retres1~1#1; {23787#true} is VALID [2022-02-20 19:55:55,985 INFO L290 TraceCheckUtils]: 33: Hoare triple {23787#true} is_do_read_c_triggered_~__retres1~1#1 := 0; {23787#true} is VALID [2022-02-20 19:55:55,985 INFO L290 TraceCheckUtils]: 32: Hoare triple {23787#true} assume !(1 == ~c_dr_pc~0); {23787#true} is VALID [2022-02-20 19:55:55,985 INFO L290 TraceCheckUtils]: 31: Hoare triple {23787#true} assume { :begin_inline_is_do_read_c_triggered } true;havoc is_do_read_c_triggered_#res#1;havoc is_do_read_c_triggered_~__retres1~1#1;havoc is_do_read_c_triggered_~__retres1~1#1; {23787#true} is VALID [2022-02-20 19:55:55,985 INFO L290 TraceCheckUtils]: 30: Hoare triple {23787#true} assume 0 != ~tmp~0#1;~p_dw_st~0 := 0; {23787#true} is VALID [2022-02-20 19:55:55,985 INFO L290 TraceCheckUtils]: 29: Hoare triple {23787#true} #t~ret5#1 := is_do_write_p_triggered_#res#1;assume { :end_inline_is_do_write_p_triggered } true;assume -2147483648 <= #t~ret5#1 && #t~ret5#1 <= 2147483647;~tmp~0#1 := #t~ret5#1;havoc #t~ret5#1; {23787#true} is VALID [2022-02-20 19:55:55,986 INFO L290 TraceCheckUtils]: 28: Hoare triple {23787#true} is_do_write_p_triggered_#res#1 := is_do_write_p_triggered_~__retres1~0#1; {23787#true} is VALID [2022-02-20 19:55:55,986 INFO L290 TraceCheckUtils]: 27: Hoare triple {23787#true} is_do_write_p_triggered_~__retres1~0#1 := 0; {23787#true} is VALID [2022-02-20 19:55:55,986 INFO L290 TraceCheckUtils]: 26: Hoare triple {23787#true} assume !(1 == ~p_dw_pc~0); {23787#true} is VALID [2022-02-20 19:55:55,986 INFO L290 TraceCheckUtils]: 25: Hoare triple {23787#true} havoc ~tmp~0#1;havoc ~tmp___0~0#1;assume { :begin_inline_is_do_write_p_triggered } true;havoc is_do_write_p_triggered_#res#1;havoc is_do_write_p_triggered_~__retres1~0#1;havoc is_do_write_p_triggered_~__retres1~0#1; {23787#true} is VALID [2022-02-20 19:55:55,986 INFO L272 TraceCheckUtils]: 24: Hoare triple {24097#(= (+ ~c_num_read~0 1) ~p_num_write~0)} call immediate_notify_threads(); {23787#true} is VALID [2022-02-20 19:55:55,987 INFO L290 TraceCheckUtils]: 23: Hoare triple {24042#(= ~c_num_read~0 ~p_num_write~0)} assume -2147483648 <= do_write_p_#t~nondet7#1 && do_write_p_#t~nondet7#1 <= 2147483647;~q_buf_0~0 := do_write_p_#t~nondet7#1;havoc do_write_p_#t~nondet7#1;~p_last_write~0 := ~q_buf_0~0;~p_num_write~0 := 1 + ~p_num_write~0;~q_free~0 := 0;~q_write_ev~0 := 1; {24097#(= (+ ~c_num_read~0 1) ~p_num_write~0)} is VALID [2022-02-20 19:55:55,987 INFO L290 TraceCheckUtils]: 22: Hoare triple {24042#(= ~c_num_read~0 ~p_num_write~0)} assume !(0 == ~q_free~0); {24042#(= ~c_num_read~0 ~p_num_write~0)} is VALID [2022-02-20 19:55:55,987 INFO L290 TraceCheckUtils]: 21: Hoare triple {24042#(= ~c_num_read~0 ~p_num_write~0)} assume !false; {24042#(= ~c_num_read~0 ~p_num_write~0)} is VALID [2022-02-20 19:55:55,988 INFO L290 TraceCheckUtils]: 20: Hoare triple {24042#(= ~c_num_read~0 ~p_num_write~0)} assume 0 == ~p_dw_pc~0; {24042#(= ~c_num_read~0 ~p_num_write~0)} is VALID [2022-02-20 19:55:55,988 INFO L290 TraceCheckUtils]: 19: Hoare triple {24042#(= ~c_num_read~0 ~p_num_write~0)} assume 0 != eval1_~tmp~1#1;~p_dw_st~0 := 1;assume { :begin_inline_do_write_p } true;havoc do_write_p_#t~nondet7#1; {24042#(= ~c_num_read~0 ~p_num_write~0)} is VALID [2022-02-20 19:55:55,989 INFO L290 TraceCheckUtils]: 18: Hoare triple {24042#(= ~c_num_read~0 ~p_num_write~0)} assume 0 == ~p_dw_st~0;assume -2147483648 <= eval1_#t~nondet9#1 && eval1_#t~nondet9#1 <= 2147483647;eval1_~tmp~1#1 := eval1_#t~nondet9#1;havoc eval1_#t~nondet9#1; {24042#(= ~c_num_read~0 ~p_num_write~0)} is VALID [2022-02-20 19:55:55,989 INFO L290 TraceCheckUtils]: 17: Hoare triple {24042#(= ~c_num_read~0 ~p_num_write~0)} assume 0 != eval1_~tmp___1~0#1; {24042#(= ~c_num_read~0 ~p_num_write~0)} is VALID [2022-02-20 19:55:55,989 INFO L290 TraceCheckUtils]: 16: Hoare triple {24042#(= ~c_num_read~0 ~p_num_write~0)} assume -2147483648 <= eval1_#t~ret8#1 && eval1_#t~ret8#1 <= 2147483647;eval1_~tmp___1~0#1 := eval1_#t~ret8#1;havoc eval1_#t~ret8#1; {24042#(= ~c_num_read~0 ~p_num_write~0)} is VALID [2022-02-20 19:55:55,990 INFO L284 TraceCheckUtils]: 15: Hoare quadruple {23787#true} {24042#(= ~c_num_read~0 ~p_num_write~0)} #1403#return; {24042#(= ~c_num_read~0 ~p_num_write~0)} is VALID [2022-02-20 19:55:55,990 INFO L290 TraceCheckUtils]: 14: Hoare triple {23787#true} assume true; {23787#true} is VALID [2022-02-20 19:55:55,990 INFO L290 TraceCheckUtils]: 13: Hoare triple {23787#true} #res := ~__retres1~2; {23787#true} is VALID [2022-02-20 19:55:55,990 INFO L290 TraceCheckUtils]: 12: Hoare triple {23787#true} assume 0 == ~p_dw_st~0;~__retres1~2 := 1; {23787#true} is VALID [2022-02-20 19:55:55,990 INFO L290 TraceCheckUtils]: 11: Hoare triple {23787#true} havoc ~__retres1~2; {23787#true} is VALID [2022-02-20 19:55:55,991 INFO L272 TraceCheckUtils]: 10: Hoare triple {24042#(= ~c_num_read~0 ~p_num_write~0)} call eval1_#t~ret8#1 := exists_runnable_thread1(); {23787#true} is VALID [2022-02-20 19:55:55,991 INFO L290 TraceCheckUtils]: 9: Hoare triple {24042#(= ~c_num_read~0 ~p_num_write~0)} assume !false; {24042#(= ~c_num_read~0 ~p_num_write~0)} is VALID [2022-02-20 19:55:55,991 INFO L290 TraceCheckUtils]: 8: Hoare triple {24042#(= ~c_num_read~0 ~p_num_write~0)} start_simulation1_~kernel_st~0#1 := 1;assume { :begin_inline_eval1 } true;havoc eval1_#t~ret8#1, eval1_#t~nondet9#1, eval1_#t~nondet10#1, eval1_~tmp~1#1, eval1_~tmp___0~1#1, eval1_~tmp___1~0#1;havoc eval1_~tmp~1#1;havoc eval1_~tmp___0~1#1;havoc eval1_~tmp___1~0#1; {24042#(= ~c_num_read~0 ~p_num_write~0)} is VALID [2022-02-20 19:55:55,992 INFO L290 TraceCheckUtils]: 7: Hoare triple {24042#(= ~c_num_read~0 ~p_num_write~0)} assume !false; {24042#(= ~c_num_read~0 ~p_num_write~0)} is VALID [2022-02-20 19:55:55,992 INFO L290 TraceCheckUtils]: 6: Hoare triple {24042#(= ~c_num_read~0 ~p_num_write~0)} assume { :end_inline_init_threads1 } true; {24042#(= ~c_num_read~0 ~p_num_write~0)} is VALID [2022-02-20 19:55:55,992 INFO L290 TraceCheckUtils]: 5: Hoare triple {24042#(= ~c_num_read~0 ~p_num_write~0)} assume 1 == ~c_dr_i~0;~c_dr_st~0 := 0; {24042#(= ~c_num_read~0 ~p_num_write~0)} is VALID [2022-02-20 19:55:55,993 INFO L290 TraceCheckUtils]: 4: Hoare triple {24042#(= ~c_num_read~0 ~p_num_write~0)} assume 1 == ~p_dw_i~0;~p_dw_st~0 := 0; {24042#(= ~c_num_read~0 ~p_num_write~0)} is VALID [2022-02-20 19:55:55,993 INFO L290 TraceCheckUtils]: 3: Hoare triple {24042#(= ~c_num_read~0 ~p_num_write~0)} assume { :end_inline_init_model1 } true;assume { :begin_inline_start_simulation1 } true;havoc start_simulation1_#t~ret12#1, start_simulation1_~kernel_st~0#1, start_simulation1_~tmp~3#1;havoc start_simulation1_~kernel_st~0#1;havoc start_simulation1_~tmp~3#1;start_simulation1_~kernel_st~0#1 := 0;assume { :begin_inline_init_threads1 } true; {24042#(= ~c_num_read~0 ~p_num_write~0)} is VALID [2022-02-20 19:55:55,994 INFO L290 TraceCheckUtils]: 2: Hoare triple {23787#true} assume 0 != main_#t~nondet41#1;havoc main_#t~nondet41#1;assume { :begin_inline_main1 } true;havoc main1_#res#1;havoc main1_~__retres1~3#1;havoc main1_~__retres1~3#1;assume { :begin_inline_init_model1 } true;~q_free~0 := 1;~q_write_ev~0 := 2;~q_read_ev~0 := ~q_write_ev~0;~p_num_write~0 := 0;~p_dw_pc~0 := 0;~p_dw_i~0 := 1;~c_num_read~0 := 0;~c_dr_pc~0 := 0;~c_dr_i~0 := 1; {24042#(= ~c_num_read~0 ~p_num_write~0)} is VALID [2022-02-20 19:55:55,994 INFO L290 TraceCheckUtils]: 1: Hoare triple {23787#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet41#1, main_#t~ret42#1, main_#t~ret43#1;assume -2147483648 <= main_#t~nondet41#1 && main_#t~nondet41#1 <= 2147483647; {23787#true} is VALID [2022-02-20 19:55:55,994 INFO L290 TraceCheckUtils]: 0: Hoare triple {23787#true} assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(19, 2);call #Ultimate.allocInit(12, 3);~q_buf_0~0 := 0;~q_free~0 := 0;~q_read_ev~0 := 0;~q_write_ev~0 := 0;~p_num_write~0 := 0;~p_last_write~0 := 0;~p_dw_st~0 := 0;~p_dw_pc~0 := 0;~p_dw_i~0 := 0;~c_num_read~0 := 0;~c_last_read~0 := 0;~c_dr_st~0 := 0;~c_dr_pc~0 := 0;~c_dr_i~0 := 0;~a_t~0 := 0;~m_pc~0 := 0;~t1_pc~0 := 0;~t2_pc~0 := 0;~t3_pc~0 := 0;~t4_pc~0 := 0;~t5_pc~0 := 0;~t6_pc~0 := 0;~t7_pc~0 := 0;~t8_pc~0 := 0;~m_st~0 := 0;~t1_st~0 := 0;~t2_st~0 := 0;~t3_st~0 := 0;~t4_st~0 := 0;~t5_st~0 := 0;~t6_st~0 := 0;~t7_st~0 := 0;~t8_st~0 := 0;~m_i~0 := 0;~t1_i~0 := 0;~t2_i~0 := 0;~t3_i~0 := 0;~t4_i~0 := 0;~t5_i~0 := 0;~t6_i~0 := 0;~t7_i~0 := 0;~t8_i~0 := 0;~M_E~0 := 2;~T1_E~0 := 2;~T2_E~0 := 2;~T3_E~0 := 2;~T4_E~0 := 2;~T5_E~0 := 2;~T6_E~0 := 2;~T7_E~0 := 2;~T8_E~0 := 2;~E_M~0 := 2;~E_1~0 := 2;~E_2~0 := 2;~E_3~0 := 2;~E_4~0 := 2;~E_5~0 := 2;~E_6~0 := 2;~E_7~0 := 2;~E_8~0 := 2;~token~0 := 0;~local~0 := 0; {23787#true} is VALID [2022-02-20 19:55:55,994 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2022-02-20 19:55:55,994 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2111473531] provided 0 perfect and 2 imperfect interpolant sequences [2022-02-20 19:55:55,995 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-02-20 19:55:55,995 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 4] total 11 [2022-02-20 19:55:55,995 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1388449978] [2022-02-20 19:55:55,995 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-02-20 19:55:55,996 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 13.727272727272727) internal successors, (151), 10 states have internal predecessors, (151), 7 states have call successors, (10), 6 states have call predecessors, (10), 5 states have return successors, (9), 7 states have call predecessors, (9), 7 states have call successors, (9) Word has length 69 [2022-02-20 19:55:55,996 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 19:55:55,997 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 11 states, 11 states have (on average 13.727272727272727) internal successors, (151), 10 states have internal predecessors, (151), 7 states have call successors, (10), 6 states have call predecessors, (10), 5 states have return successors, (9), 7 states have call predecessors, (9), 7 states have call successors, (9) [2022-02-20 19:55:56,110 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 170 edges. 170 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 19:55:56,110 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-02-20 19:55:56,110 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 19:55:56,111 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-02-20 19:55:56,111 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2022-02-20 19:55:56,111 INFO L87 Difference]: Start difference. First operand 833 states and 1158 transitions. Second operand has 11 states, 11 states have (on average 13.727272727272727) internal successors, (151), 10 states have internal predecessors, (151), 7 states have call successors, (10), 6 states have call predecessors, (10), 5 states have return successors, (9), 7 states have call predecessors, (9), 7 states have call successors, (9) [2022-02-20 19:56:01,628 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 19:56:01,628 INFO L93 Difference]: Finished difference Result 2362 states and 3155 transitions. [2022-02-20 19:56:01,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2022-02-20 19:56:01,629 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 13.727272727272727) internal successors, (151), 10 states have internal predecessors, (151), 7 states have call successors, (10), 6 states have call predecessors, (10), 5 states have return successors, (9), 7 states have call predecessors, (9), 7 states have call successors, (9) Word has length 69 [2022-02-20 19:56:01,629 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-20 19:56:01,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11 states, 11 states have (on average 13.727272727272727) internal successors, (151), 10 states have internal predecessors, (151), 7 states have call successors, (10), 6 states have call predecessors, (10), 5 states have return successors, (9), 7 states have call predecessors, (9), 7 states have call successors, (9) [2022-02-20 19:56:01,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 41 states and 1073 transitions. [2022-02-20 19:56:01,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11 states, 11 states have (on average 13.727272727272727) internal successors, (151), 10 states have internal predecessors, (151), 7 states have call successors, (10), 6 states have call predecessors, (10), 5 states have return successors, (9), 7 states have call predecessors, (9), 7 states have call successors, (9) [2022-02-20 19:56:01,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 41 states and 1073 transitions. [2022-02-20 19:56:01,644 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 41 states and 1073 transitions. [2022-02-20 19:56:02,391 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 1073 edges. 1073 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 19:56:02,562 INFO L225 Difference]: With dead ends: 2362 [2022-02-20 19:56:02,562 INFO L226 Difference]: Without dead ends: 1918 [2022-02-20 19:56:02,564 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 194 GetRequests, 152 SyntacticMatches, 1 SemanticMatches, 41 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 461 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=324, Invalid=1482, Unknown=0, NotChecked=0, Total=1806 [2022-02-20 19:56:02,565 INFO L933 BasicCegarLoop]: 665 mSDtfsCounter, 1037 mSDsluCounter, 2970 mSDsCounter, 0 mSdLazyCounter, 1845 mSolverCounterSat, 43 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1066 SdHoareTripleChecker+Valid, 3635 SdHoareTripleChecker+Invalid, 1888 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 43 IncrementalHoareTripleChecker+Valid, 1845 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-02-20 19:56:02,565 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1066 Valid, 3635 Invalid, 1888 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [43 Valid, 1845 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-02-20 19:56:02,567 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1918 states. [2022-02-20 19:56:02,773 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1918 to 1207. [2022-02-20 19:56:02,773 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-20 19:56:02,776 INFO L82 GeneralOperation]: Start isEquivalent. First operand 1918 states. Second operand has 1207 states, 1078 states have (on average 1.3413729128014842) internal successors, (1446), 1093 states have internal predecessors, (1446), 78 states have call successors, (78), 43 states have call predecessors, (78), 49 states have return successors, (107), 71 states have call predecessors, (107), 75 states have call successors, (107) [2022-02-20 19:56:02,777 INFO L74 IsIncluded]: Start isIncluded. First operand 1918 states. Second operand has 1207 states, 1078 states have (on average 1.3413729128014842) internal successors, (1446), 1093 states have internal predecessors, (1446), 78 states have call successors, (78), 43 states have call predecessors, (78), 49 states have return successors, (107), 71 states have call predecessors, (107), 75 states have call successors, (107) [2022-02-20 19:56:02,778 INFO L87 Difference]: Start difference. First operand 1918 states. Second operand has 1207 states, 1078 states have (on average 1.3413729128014842) internal successors, (1446), 1093 states have internal predecessors, (1446), 78 states have call successors, (78), 43 states have call predecessors, (78), 49 states have return successors, (107), 71 states have call predecessors, (107), 75 states have call successors, (107) [2022-02-20 19:56:02,922 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 19:56:02,922 INFO L93 Difference]: Finished difference Result 1918 states and 2515 transitions. [2022-02-20 19:56:02,922 INFO L276 IsEmpty]: Start isEmpty. Operand 1918 states and 2515 transitions. [2022-02-20 19:56:02,926 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 19:56:02,927 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 19:56:02,929 INFO L74 IsIncluded]: Start isIncluded. First operand has 1207 states, 1078 states have (on average 1.3413729128014842) internal successors, (1446), 1093 states have internal predecessors, (1446), 78 states have call successors, (78), 43 states have call predecessors, (78), 49 states have return successors, (107), 71 states have call predecessors, (107), 75 states have call successors, (107) Second operand 1918 states. [2022-02-20 19:56:02,930 INFO L87 Difference]: Start difference. First operand has 1207 states, 1078 states have (on average 1.3413729128014842) internal successors, (1446), 1093 states have internal predecessors, (1446), 78 states have call successors, (78), 43 states have call predecessors, (78), 49 states have return successors, (107), 71 states have call predecessors, (107), 75 states have call successors, (107) Second operand 1918 states. [2022-02-20 19:56:03,064 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 19:56:03,065 INFO L93 Difference]: Finished difference Result 1918 states and 2515 transitions. [2022-02-20 19:56:03,065 INFO L276 IsEmpty]: Start isEmpty. Operand 1918 states and 2515 transitions. [2022-02-20 19:56:03,069 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 19:56:03,069 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 19:56:03,069 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-20 19:56:03,069 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-20 19:56:03,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1207 states, 1078 states have (on average 1.3413729128014842) internal successors, (1446), 1093 states have internal predecessors, (1446), 78 states have call successors, (78), 43 states have call predecessors, (78), 49 states have return successors, (107), 71 states have call predecessors, (107), 75 states have call successors, (107) [2022-02-20 19:56:03,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1207 states to 1207 states and 1631 transitions. [2022-02-20 19:56:03,167 INFO L78 Accepts]: Start accepts. Automaton has 1207 states and 1631 transitions. Word has length 69 [2022-02-20 19:56:03,167 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 19:56:03,167 INFO L470 AbstractCegarLoop]: Abstraction has 1207 states and 1631 transitions. [2022-02-20 19:56:03,168 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 13.727272727272727) internal successors, (151), 10 states have internal predecessors, (151), 7 states have call successors, (10), 6 states have call predecessors, (10), 5 states have return successors, (9), 7 states have call predecessors, (9), 7 states have call successors, (9) [2022-02-20 19:56:03,168 INFO L276 IsEmpty]: Start isEmpty. Operand 1207 states and 1631 transitions. [2022-02-20 19:56:03,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2022-02-20 19:56:03,170 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 19:56:03,171 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-20 19:56:03,198 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-02-20 19:56:03,379 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable7 [2022-02-20 19:56:03,380 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting error1Err0ASSERT_VIOLATIONERROR_FUNCTION === [error1Err0ASSERT_VIOLATIONERROR_FUNCTION, error2Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-20 19:56:03,380 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 19:56:03,380 INFO L85 PathProgramCache]: Analyzing trace with hash 2034031846, now seen corresponding path program 1 times [2022-02-20 19:56:03,380 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 19:56:03,380 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [321194023] [2022-02-20 19:56:03,380 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 19:56:03,380 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 19:56:03,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 19:56:03,414 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-02-20 19:56:03,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 19:56:03,417 INFO L290 TraceCheckUtils]: 0: Hoare triple {33022#true} havoc ~__retres1~2; {33022#true} is VALID [2022-02-20 19:56:03,417 INFO L290 TraceCheckUtils]: 1: Hoare triple {33022#true} assume 0 == ~p_dw_st~0;~__retres1~2 := 1; {33022#true} is VALID [2022-02-20 19:56:03,417 INFO L290 TraceCheckUtils]: 2: Hoare triple {33022#true} #res := ~__retres1~2; {33022#true} is VALID [2022-02-20 19:56:03,417 INFO L290 TraceCheckUtils]: 3: Hoare triple {33022#true} assume true; {33022#true} is VALID [2022-02-20 19:56:03,418 INFO L284 TraceCheckUtils]: 4: Hoare quadruple {33022#true} {33022#true} #1403#return; {33022#true} is VALID [2022-02-20 19:56:03,421 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2022-02-20 19:56:03,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 19:56:03,464 INFO L290 TraceCheckUtils]: 0: Hoare triple {33071#(and (= |old(~p_dw_st~0)| ~p_dw_st~0) (= ~c_dr_st~0 |old(~c_dr_st~0)|))} havoc ~tmp~0#1;havoc ~tmp___0~0#1;assume { :begin_inline_is_do_write_p_triggered } true;havoc is_do_write_p_triggered_#res#1;havoc is_do_write_p_triggered_~__retres1~0#1;havoc is_do_write_p_triggered_~__retres1~0#1; {33022#true} is VALID [2022-02-20 19:56:03,464 INFO L290 TraceCheckUtils]: 1: Hoare triple {33022#true} assume !(1 == ~p_dw_pc~0); {33022#true} is VALID [2022-02-20 19:56:03,464 INFO L290 TraceCheckUtils]: 2: Hoare triple {33022#true} is_do_write_p_triggered_~__retres1~0#1 := 0; {33022#true} is VALID [2022-02-20 19:56:03,464 INFO L290 TraceCheckUtils]: 3: Hoare triple {33022#true} is_do_write_p_triggered_#res#1 := is_do_write_p_triggered_~__retres1~0#1; {33022#true} is VALID [2022-02-20 19:56:03,465 INFO L290 TraceCheckUtils]: 4: Hoare triple {33022#true} #t~ret5#1 := is_do_write_p_triggered_#res#1;assume { :end_inline_is_do_write_p_triggered } true;assume -2147483648 <= #t~ret5#1 && #t~ret5#1 <= 2147483647;~tmp~0#1 := #t~ret5#1;havoc #t~ret5#1; {33022#true} is VALID [2022-02-20 19:56:03,465 INFO L290 TraceCheckUtils]: 5: Hoare triple {33022#true} assume !(0 != ~tmp~0#1); {33022#true} is VALID [2022-02-20 19:56:03,465 INFO L290 TraceCheckUtils]: 6: Hoare triple {33022#true} assume { :begin_inline_is_do_read_c_triggered } true;havoc is_do_read_c_triggered_#res#1;havoc is_do_read_c_triggered_~__retres1~1#1;havoc is_do_read_c_triggered_~__retres1~1#1; {33022#true} is VALID [2022-02-20 19:56:03,465 INFO L290 TraceCheckUtils]: 7: Hoare triple {33022#true} assume !(1 == ~c_dr_pc~0); {33022#true} is VALID [2022-02-20 19:56:03,465 INFO L290 TraceCheckUtils]: 8: Hoare triple {33022#true} is_do_read_c_triggered_~__retres1~1#1 := 0; {33072#(and (<= 0 |immediate_notify_threads_is_do_read_c_triggered_~__retres1~1#1|) (<= |immediate_notify_threads_is_do_read_c_triggered_~__retres1~1#1| 0))} is VALID [2022-02-20 19:56:03,466 INFO L290 TraceCheckUtils]: 9: Hoare triple {33072#(and (<= 0 |immediate_notify_threads_is_do_read_c_triggered_~__retres1~1#1|) (<= |immediate_notify_threads_is_do_read_c_triggered_~__retres1~1#1| 0))} is_do_read_c_triggered_#res#1 := is_do_read_c_triggered_~__retres1~1#1; {33073#(and (<= |immediate_notify_threads_is_do_read_c_triggered_#res#1| 0) (<= 0 |immediate_notify_threads_is_do_read_c_triggered_#res#1|))} is VALID [2022-02-20 19:56:03,466 INFO L290 TraceCheckUtils]: 10: Hoare triple {33073#(and (<= |immediate_notify_threads_is_do_read_c_triggered_#res#1| 0) (<= 0 |immediate_notify_threads_is_do_read_c_triggered_#res#1|))} #t~ret6#1 := is_do_read_c_triggered_#res#1;assume { :end_inline_is_do_read_c_triggered } true;assume -2147483648 <= #t~ret6#1 && #t~ret6#1 <= 2147483647;~tmp___0~0#1 := #t~ret6#1;havoc #t~ret6#1; {33074#(and (<= |immediate_notify_threads_~tmp___0~0#1| 0) (< 0 (+ |immediate_notify_threads_~tmp___0~0#1| 1)))} is VALID [2022-02-20 19:56:03,467 INFO L290 TraceCheckUtils]: 11: Hoare triple {33074#(and (<= |immediate_notify_threads_~tmp___0~0#1| 0) (< 0 (+ |immediate_notify_threads_~tmp___0~0#1| 1)))} assume 0 != ~tmp___0~0#1;~c_dr_st~0 := 0; {33023#false} is VALID [2022-02-20 19:56:03,467 INFO L290 TraceCheckUtils]: 12: Hoare triple {33023#false} assume true; {33023#false} is VALID [2022-02-20 19:56:03,467 INFO L284 TraceCheckUtils]: 13: Hoare quadruple {33023#false} {33022#true} #1405#return; {33023#false} is VALID [2022-02-20 19:56:03,467 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2022-02-20 19:56:03,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 19:56:03,476 INFO L290 TraceCheckUtils]: 0: Hoare triple {33071#(and (= |old(~p_dw_st~0)| ~p_dw_st~0) (= ~c_dr_st~0 |old(~c_dr_st~0)|))} havoc ~tmp~0#1;havoc ~tmp___0~0#1;assume { :begin_inline_is_do_write_p_triggered } true;havoc is_do_write_p_triggered_#res#1;havoc is_do_write_p_triggered_~__retres1~0#1;havoc is_do_write_p_triggered_~__retres1~0#1; {33022#true} is VALID [2022-02-20 19:56:03,476 INFO L290 TraceCheckUtils]: 1: Hoare triple {33022#true} assume !(1 == ~p_dw_pc~0); {33022#true} is VALID [2022-02-20 19:56:03,476 INFO L290 TraceCheckUtils]: 2: Hoare triple {33022#true} is_do_write_p_triggered_~__retres1~0#1 := 0; {33022#true} is VALID [2022-02-20 19:56:03,477 INFO L290 TraceCheckUtils]: 3: Hoare triple {33022#true} is_do_write_p_triggered_#res#1 := is_do_write_p_triggered_~__retres1~0#1; {33022#true} is VALID [2022-02-20 19:56:03,477 INFO L290 TraceCheckUtils]: 4: Hoare triple {33022#true} #t~ret5#1 := is_do_write_p_triggered_#res#1;assume { :end_inline_is_do_write_p_triggered } true;assume -2147483648 <= #t~ret5#1 && #t~ret5#1 <= 2147483647;~tmp~0#1 := #t~ret5#1;havoc #t~ret5#1; {33022#true} is VALID [2022-02-20 19:56:03,477 INFO L290 TraceCheckUtils]: 5: Hoare triple {33022#true} assume !(0 != ~tmp~0#1); {33022#true} is VALID [2022-02-20 19:56:03,477 INFO L290 TraceCheckUtils]: 6: Hoare triple {33022#true} assume { :begin_inline_is_do_read_c_triggered } true;havoc is_do_read_c_triggered_#res#1;havoc is_do_read_c_triggered_~__retres1~1#1;havoc is_do_read_c_triggered_~__retres1~1#1; {33022#true} is VALID [2022-02-20 19:56:03,477 INFO L290 TraceCheckUtils]: 7: Hoare triple {33022#true} assume !(1 == ~c_dr_pc~0); {33022#true} is VALID [2022-02-20 19:56:03,477 INFO L290 TraceCheckUtils]: 8: Hoare triple {33022#true} is_do_read_c_triggered_~__retres1~1#1 := 0; {33022#true} is VALID [2022-02-20 19:56:03,477 INFO L290 TraceCheckUtils]: 9: Hoare triple {33022#true} is_do_read_c_triggered_#res#1 := is_do_read_c_triggered_~__retres1~1#1; {33022#true} is VALID [2022-02-20 19:56:03,477 INFO L290 TraceCheckUtils]: 10: Hoare triple {33022#true} #t~ret6#1 := is_do_read_c_triggered_#res#1;assume { :end_inline_is_do_read_c_triggered } true;assume -2147483648 <= #t~ret6#1 && #t~ret6#1 <= 2147483647;~tmp___0~0#1 := #t~ret6#1;havoc #t~ret6#1; {33022#true} is VALID [2022-02-20 19:56:03,478 INFO L290 TraceCheckUtils]: 11: Hoare triple {33022#true} assume 0 != ~tmp___0~0#1;~c_dr_st~0 := 0; {33022#true} is VALID [2022-02-20 19:56:03,478 INFO L290 TraceCheckUtils]: 12: Hoare triple {33022#true} assume true; {33022#true} is VALID [2022-02-20 19:56:03,478 INFO L284 TraceCheckUtils]: 13: Hoare quadruple {33022#true} {33023#false} #1405#return; {33023#false} is VALID [2022-02-20 19:56:03,478 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2022-02-20 19:56:03,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 19:56:03,484 INFO L290 TraceCheckUtils]: 0: Hoare triple {33071#(and (= |old(~p_dw_st~0)| ~p_dw_st~0) (= ~c_dr_st~0 |old(~c_dr_st~0)|))} havoc ~tmp~0#1;havoc ~tmp___0~0#1;assume { :begin_inline_is_do_write_p_triggered } true;havoc is_do_write_p_triggered_#res#1;havoc is_do_write_p_triggered_~__retres1~0#1;havoc is_do_write_p_triggered_~__retres1~0#1; {33022#true} is VALID [2022-02-20 19:56:03,484 INFO L290 TraceCheckUtils]: 1: Hoare triple {33022#true} assume 1 == ~p_dw_pc~0; {33022#true} is VALID [2022-02-20 19:56:03,484 INFO L290 TraceCheckUtils]: 2: Hoare triple {33022#true} assume 1 == ~q_read_ev~0;is_do_write_p_triggered_~__retres1~0#1 := 1; {33022#true} is VALID [2022-02-20 19:56:03,484 INFO L290 TraceCheckUtils]: 3: Hoare triple {33022#true} is_do_write_p_triggered_#res#1 := is_do_write_p_triggered_~__retres1~0#1; {33022#true} is VALID [2022-02-20 19:56:03,484 INFO L290 TraceCheckUtils]: 4: Hoare triple {33022#true} #t~ret5#1 := is_do_write_p_triggered_#res#1;assume { :end_inline_is_do_write_p_triggered } true;assume -2147483648 <= #t~ret5#1 && #t~ret5#1 <= 2147483647;~tmp~0#1 := #t~ret5#1;havoc #t~ret5#1; {33022#true} is VALID [2022-02-20 19:56:03,485 INFO L290 TraceCheckUtils]: 5: Hoare triple {33022#true} assume 0 != ~tmp~0#1;~p_dw_st~0 := 0; {33022#true} is VALID [2022-02-20 19:56:03,485 INFO L290 TraceCheckUtils]: 6: Hoare triple {33022#true} assume { :begin_inline_is_do_read_c_triggered } true;havoc is_do_read_c_triggered_#res#1;havoc is_do_read_c_triggered_~__retres1~1#1;havoc is_do_read_c_triggered_~__retres1~1#1; {33022#true} is VALID [2022-02-20 19:56:03,485 INFO L290 TraceCheckUtils]: 7: Hoare triple {33022#true} assume !(1 == ~c_dr_pc~0); {33022#true} is VALID [2022-02-20 19:56:03,485 INFO L290 TraceCheckUtils]: 8: Hoare triple {33022#true} is_do_read_c_triggered_~__retres1~1#1 := 0; {33022#true} is VALID [2022-02-20 19:56:03,485 INFO L290 TraceCheckUtils]: 9: Hoare triple {33022#true} is_do_read_c_triggered_#res#1 := is_do_read_c_triggered_~__retres1~1#1; {33022#true} is VALID [2022-02-20 19:56:03,485 INFO L290 TraceCheckUtils]: 10: Hoare triple {33022#true} #t~ret6#1 := is_do_read_c_triggered_#res#1;assume { :end_inline_is_do_read_c_triggered } true;assume -2147483648 <= #t~ret6#1 && #t~ret6#1 <= 2147483647;~tmp___0~0#1 := #t~ret6#1;havoc #t~ret6#1; {33022#true} is VALID [2022-02-20 19:56:03,485 INFO L290 TraceCheckUtils]: 11: Hoare triple {33022#true} assume 0 != ~tmp___0~0#1;~c_dr_st~0 := 0; {33022#true} is VALID [2022-02-20 19:56:03,486 INFO L290 TraceCheckUtils]: 12: Hoare triple {33022#true} assume true; {33022#true} is VALID [2022-02-20 19:56:03,486 INFO L284 TraceCheckUtils]: 13: Hoare quadruple {33022#true} {33023#false} #1407#return; {33023#false} is VALID [2022-02-20 19:56:03,486 INFO L290 TraceCheckUtils]: 0: Hoare triple {33022#true} assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(19, 2);call #Ultimate.allocInit(12, 3);~q_buf_0~0 := 0;~q_free~0 := 0;~q_read_ev~0 := 0;~q_write_ev~0 := 0;~p_num_write~0 := 0;~p_last_write~0 := 0;~p_dw_st~0 := 0;~p_dw_pc~0 := 0;~p_dw_i~0 := 0;~c_num_read~0 := 0;~c_last_read~0 := 0;~c_dr_st~0 := 0;~c_dr_pc~0 := 0;~c_dr_i~0 := 0;~a_t~0 := 0;~m_pc~0 := 0;~t1_pc~0 := 0;~t2_pc~0 := 0;~t3_pc~0 := 0;~t4_pc~0 := 0;~t5_pc~0 := 0;~t6_pc~0 := 0;~t7_pc~0 := 0;~t8_pc~0 := 0;~m_st~0 := 0;~t1_st~0 := 0;~t2_st~0 := 0;~t3_st~0 := 0;~t4_st~0 := 0;~t5_st~0 := 0;~t6_st~0 := 0;~t7_st~0 := 0;~t8_st~0 := 0;~m_i~0 := 0;~t1_i~0 := 0;~t2_i~0 := 0;~t3_i~0 := 0;~t4_i~0 := 0;~t5_i~0 := 0;~t6_i~0 := 0;~t7_i~0 := 0;~t8_i~0 := 0;~M_E~0 := 2;~T1_E~0 := 2;~T2_E~0 := 2;~T3_E~0 := 2;~T4_E~0 := 2;~T5_E~0 := 2;~T6_E~0 := 2;~T7_E~0 := 2;~T8_E~0 := 2;~E_M~0 := 2;~E_1~0 := 2;~E_2~0 := 2;~E_3~0 := 2;~E_4~0 := 2;~E_5~0 := 2;~E_6~0 := 2;~E_7~0 := 2;~E_8~0 := 2;~token~0 := 0;~local~0 := 0; {33022#true} is VALID [2022-02-20 19:56:03,486 INFO L290 TraceCheckUtils]: 1: Hoare triple {33022#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet41#1, main_#t~ret42#1, main_#t~ret43#1;assume -2147483648 <= main_#t~nondet41#1 && main_#t~nondet41#1 <= 2147483647; {33022#true} is VALID [2022-02-20 19:56:03,486 INFO L290 TraceCheckUtils]: 2: Hoare triple {33022#true} assume 0 != main_#t~nondet41#1;havoc main_#t~nondet41#1;assume { :begin_inline_main1 } true;havoc main1_#res#1;havoc main1_~__retres1~3#1;havoc main1_~__retres1~3#1;assume { :begin_inline_init_model1 } true;~q_free~0 := 1;~q_write_ev~0 := 2;~q_read_ev~0 := ~q_write_ev~0;~p_num_write~0 := 0;~p_dw_pc~0 := 0;~p_dw_i~0 := 1;~c_num_read~0 := 0;~c_dr_pc~0 := 0;~c_dr_i~0 := 1; {33022#true} is VALID [2022-02-20 19:56:03,486 INFO L290 TraceCheckUtils]: 3: Hoare triple {33022#true} assume { :end_inline_init_model1 } true;assume { :begin_inline_start_simulation1 } true;havoc start_simulation1_#t~ret12#1, start_simulation1_~kernel_st~0#1, start_simulation1_~tmp~3#1;havoc start_simulation1_~kernel_st~0#1;havoc start_simulation1_~tmp~3#1;start_simulation1_~kernel_st~0#1 := 0;assume { :begin_inline_init_threads1 } true; {33022#true} is VALID [2022-02-20 19:56:03,486 INFO L290 TraceCheckUtils]: 4: Hoare triple {33022#true} assume 1 == ~p_dw_i~0;~p_dw_st~0 := 0; {33022#true} is VALID [2022-02-20 19:56:03,487 INFO L290 TraceCheckUtils]: 5: Hoare triple {33022#true} assume 1 == ~c_dr_i~0;~c_dr_st~0 := 0; {33022#true} is VALID [2022-02-20 19:56:03,487 INFO L290 TraceCheckUtils]: 6: Hoare triple {33022#true} assume { :end_inline_init_threads1 } true; {33022#true} is VALID [2022-02-20 19:56:03,487 INFO L290 TraceCheckUtils]: 7: Hoare triple {33022#true} assume !false; {33022#true} is VALID [2022-02-20 19:56:03,487 INFO L290 TraceCheckUtils]: 8: Hoare triple {33022#true} start_simulation1_~kernel_st~0#1 := 1;assume { :begin_inline_eval1 } true;havoc eval1_#t~ret8#1, eval1_#t~nondet9#1, eval1_#t~nondet10#1, eval1_~tmp~1#1, eval1_~tmp___0~1#1, eval1_~tmp___1~0#1;havoc eval1_~tmp~1#1;havoc eval1_~tmp___0~1#1;havoc eval1_~tmp___1~0#1; {33022#true} is VALID [2022-02-20 19:56:03,487 INFO L290 TraceCheckUtils]: 9: Hoare triple {33022#true} assume !false; {33022#true} is VALID [2022-02-20 19:56:03,487 INFO L272 TraceCheckUtils]: 10: Hoare triple {33022#true} call eval1_#t~ret8#1 := exists_runnable_thread1(); {33022#true} is VALID [2022-02-20 19:56:03,487 INFO L290 TraceCheckUtils]: 11: Hoare triple {33022#true} havoc ~__retres1~2; {33022#true} is VALID [2022-02-20 19:56:03,488 INFO L290 TraceCheckUtils]: 12: Hoare triple {33022#true} assume 0 == ~p_dw_st~0;~__retres1~2 := 1; {33022#true} is VALID [2022-02-20 19:56:03,488 INFO L290 TraceCheckUtils]: 13: Hoare triple {33022#true} #res := ~__retres1~2; {33022#true} is VALID [2022-02-20 19:56:03,488 INFO L290 TraceCheckUtils]: 14: Hoare triple {33022#true} assume true; {33022#true} is VALID [2022-02-20 19:56:03,488 INFO L284 TraceCheckUtils]: 15: Hoare quadruple {33022#true} {33022#true} #1403#return; {33022#true} is VALID [2022-02-20 19:56:03,488 INFO L290 TraceCheckUtils]: 16: Hoare triple {33022#true} assume -2147483648 <= eval1_#t~ret8#1 && eval1_#t~ret8#1 <= 2147483647;eval1_~tmp___1~0#1 := eval1_#t~ret8#1;havoc eval1_#t~ret8#1; {33022#true} is VALID [2022-02-20 19:56:03,488 INFO L290 TraceCheckUtils]: 17: Hoare triple {33022#true} assume 0 != eval1_~tmp___1~0#1; {33022#true} is VALID [2022-02-20 19:56:03,488 INFO L290 TraceCheckUtils]: 18: Hoare triple {33022#true} assume 0 == ~p_dw_st~0;assume -2147483648 <= eval1_#t~nondet9#1 && eval1_#t~nondet9#1 <= 2147483647;eval1_~tmp~1#1 := eval1_#t~nondet9#1;havoc eval1_#t~nondet9#1; {33022#true} is VALID [2022-02-20 19:56:03,489 INFO L290 TraceCheckUtils]: 19: Hoare triple {33022#true} assume 0 != eval1_~tmp~1#1;~p_dw_st~0 := 1;assume { :begin_inline_do_write_p } true;havoc do_write_p_#t~nondet7#1; {33022#true} is VALID [2022-02-20 19:56:03,489 INFO L290 TraceCheckUtils]: 20: Hoare triple {33022#true} assume 0 == ~p_dw_pc~0; {33022#true} is VALID [2022-02-20 19:56:03,489 INFO L290 TraceCheckUtils]: 21: Hoare triple {33022#true} assume !false; {33022#true} is VALID [2022-02-20 19:56:03,489 INFO L290 TraceCheckUtils]: 22: Hoare triple {33022#true} assume !(0 == ~q_free~0); {33022#true} is VALID [2022-02-20 19:56:03,489 INFO L290 TraceCheckUtils]: 23: Hoare triple {33022#true} assume -2147483648 <= do_write_p_#t~nondet7#1 && do_write_p_#t~nondet7#1 <= 2147483647;~q_buf_0~0 := do_write_p_#t~nondet7#1;havoc do_write_p_#t~nondet7#1;~p_last_write~0 := ~q_buf_0~0;~p_num_write~0 := 1 + ~p_num_write~0;~q_free~0 := 0;~q_write_ev~0 := 1; {33022#true} is VALID [2022-02-20 19:56:03,490 INFO L272 TraceCheckUtils]: 24: Hoare triple {33022#true} call immediate_notify_threads(); {33071#(and (= |old(~p_dw_st~0)| ~p_dw_st~0) (= ~c_dr_st~0 |old(~c_dr_st~0)|))} is VALID [2022-02-20 19:56:03,490 INFO L290 TraceCheckUtils]: 25: Hoare triple {33071#(and (= |old(~p_dw_st~0)| ~p_dw_st~0) (= ~c_dr_st~0 |old(~c_dr_st~0)|))} havoc ~tmp~0#1;havoc ~tmp___0~0#1;assume { :begin_inline_is_do_write_p_triggered } true;havoc is_do_write_p_triggered_#res#1;havoc is_do_write_p_triggered_~__retres1~0#1;havoc is_do_write_p_triggered_~__retres1~0#1; {33022#true} is VALID [2022-02-20 19:56:03,490 INFO L290 TraceCheckUtils]: 26: Hoare triple {33022#true} assume !(1 == ~p_dw_pc~0); {33022#true} is VALID [2022-02-20 19:56:03,490 INFO L290 TraceCheckUtils]: 27: Hoare triple {33022#true} is_do_write_p_triggered_~__retres1~0#1 := 0; {33022#true} is VALID [2022-02-20 19:56:03,490 INFO L290 TraceCheckUtils]: 28: Hoare triple {33022#true} is_do_write_p_triggered_#res#1 := is_do_write_p_triggered_~__retres1~0#1; {33022#true} is VALID [2022-02-20 19:56:03,490 INFO L290 TraceCheckUtils]: 29: Hoare triple {33022#true} #t~ret5#1 := is_do_write_p_triggered_#res#1;assume { :end_inline_is_do_write_p_triggered } true;assume -2147483648 <= #t~ret5#1 && #t~ret5#1 <= 2147483647;~tmp~0#1 := #t~ret5#1;havoc #t~ret5#1; {33022#true} is VALID [2022-02-20 19:56:03,490 INFO L290 TraceCheckUtils]: 30: Hoare triple {33022#true} assume !(0 != ~tmp~0#1); {33022#true} is VALID [2022-02-20 19:56:03,491 INFO L290 TraceCheckUtils]: 31: Hoare triple {33022#true} assume { :begin_inline_is_do_read_c_triggered } true;havoc is_do_read_c_triggered_#res#1;havoc is_do_read_c_triggered_~__retres1~1#1;havoc is_do_read_c_triggered_~__retres1~1#1; {33022#true} is VALID [2022-02-20 19:56:03,491 INFO L290 TraceCheckUtils]: 32: Hoare triple {33022#true} assume !(1 == ~c_dr_pc~0); {33022#true} is VALID [2022-02-20 19:56:03,491 INFO L290 TraceCheckUtils]: 33: Hoare triple {33022#true} is_do_read_c_triggered_~__retres1~1#1 := 0; {33072#(and (<= 0 |immediate_notify_threads_is_do_read_c_triggered_~__retres1~1#1|) (<= |immediate_notify_threads_is_do_read_c_triggered_~__retres1~1#1| 0))} is VALID [2022-02-20 19:56:03,491 INFO L290 TraceCheckUtils]: 34: Hoare triple {33072#(and (<= 0 |immediate_notify_threads_is_do_read_c_triggered_~__retres1~1#1|) (<= |immediate_notify_threads_is_do_read_c_triggered_~__retres1~1#1| 0))} is_do_read_c_triggered_#res#1 := is_do_read_c_triggered_~__retres1~1#1; {33073#(and (<= |immediate_notify_threads_is_do_read_c_triggered_#res#1| 0) (<= 0 |immediate_notify_threads_is_do_read_c_triggered_#res#1|))} is VALID [2022-02-20 19:56:03,492 INFO L290 TraceCheckUtils]: 35: Hoare triple {33073#(and (<= |immediate_notify_threads_is_do_read_c_triggered_#res#1| 0) (<= 0 |immediate_notify_threads_is_do_read_c_triggered_#res#1|))} #t~ret6#1 := is_do_read_c_triggered_#res#1;assume { :end_inline_is_do_read_c_triggered } true;assume -2147483648 <= #t~ret6#1 && #t~ret6#1 <= 2147483647;~tmp___0~0#1 := #t~ret6#1;havoc #t~ret6#1; {33074#(and (<= |immediate_notify_threads_~tmp___0~0#1| 0) (< 0 (+ |immediate_notify_threads_~tmp___0~0#1| 1)))} is VALID [2022-02-20 19:56:03,492 INFO L290 TraceCheckUtils]: 36: Hoare triple {33074#(and (<= |immediate_notify_threads_~tmp___0~0#1| 0) (< 0 (+ |immediate_notify_threads_~tmp___0~0#1| 1)))} assume 0 != ~tmp___0~0#1;~c_dr_st~0 := 0; {33023#false} is VALID [2022-02-20 19:56:03,493 INFO L290 TraceCheckUtils]: 37: Hoare triple {33023#false} assume true; {33023#false} is VALID [2022-02-20 19:56:03,493 INFO L284 TraceCheckUtils]: 38: Hoare quadruple {33023#false} {33022#true} #1405#return; {33023#false} is VALID [2022-02-20 19:56:03,493 INFO L290 TraceCheckUtils]: 39: Hoare triple {33023#false} ~q_write_ev~0 := 2; {33023#false} is VALID [2022-02-20 19:56:03,493 INFO L290 TraceCheckUtils]: 40: Hoare triple {33023#false} assume !false; {33023#false} is VALID [2022-02-20 19:56:03,493 INFO L290 TraceCheckUtils]: 41: Hoare triple {33023#false} assume !(0 == ~q_free~0); {33023#false} is VALID [2022-02-20 19:56:03,493 INFO L290 TraceCheckUtils]: 42: Hoare triple {33023#false} assume -2147483648 <= do_write_p_#t~nondet7#1 && do_write_p_#t~nondet7#1 <= 2147483647;~q_buf_0~0 := do_write_p_#t~nondet7#1;havoc do_write_p_#t~nondet7#1;~p_last_write~0 := ~q_buf_0~0;~p_num_write~0 := 1 + ~p_num_write~0;~q_free~0 := 0;~q_write_ev~0 := 1; {33023#false} is VALID [2022-02-20 19:56:03,493 INFO L272 TraceCheckUtils]: 43: Hoare triple {33023#false} call immediate_notify_threads(); {33071#(and (= |old(~p_dw_st~0)| ~p_dw_st~0) (= ~c_dr_st~0 |old(~c_dr_st~0)|))} is VALID [2022-02-20 19:56:03,494 INFO L290 TraceCheckUtils]: 44: Hoare triple {33071#(and (= |old(~p_dw_st~0)| ~p_dw_st~0) (= ~c_dr_st~0 |old(~c_dr_st~0)|))} havoc ~tmp~0#1;havoc ~tmp___0~0#1;assume { :begin_inline_is_do_write_p_triggered } true;havoc is_do_write_p_triggered_#res#1;havoc is_do_write_p_triggered_~__retres1~0#1;havoc is_do_write_p_triggered_~__retres1~0#1; {33022#true} is VALID [2022-02-20 19:56:03,494 INFO L290 TraceCheckUtils]: 45: Hoare triple {33022#true} assume !(1 == ~p_dw_pc~0); {33022#true} is VALID [2022-02-20 19:56:03,494 INFO L290 TraceCheckUtils]: 46: Hoare triple {33022#true} is_do_write_p_triggered_~__retres1~0#1 := 0; {33022#true} is VALID [2022-02-20 19:56:03,494 INFO L290 TraceCheckUtils]: 47: Hoare triple {33022#true} is_do_write_p_triggered_#res#1 := is_do_write_p_triggered_~__retres1~0#1; {33022#true} is VALID [2022-02-20 19:56:03,494 INFO L290 TraceCheckUtils]: 48: Hoare triple {33022#true} #t~ret5#1 := is_do_write_p_triggered_#res#1;assume { :end_inline_is_do_write_p_triggered } true;assume -2147483648 <= #t~ret5#1 && #t~ret5#1 <= 2147483647;~tmp~0#1 := #t~ret5#1;havoc #t~ret5#1; {33022#true} is VALID [2022-02-20 19:56:03,494 INFO L290 TraceCheckUtils]: 49: Hoare triple {33022#true} assume !(0 != ~tmp~0#1); {33022#true} is VALID [2022-02-20 19:56:03,494 INFO L290 TraceCheckUtils]: 50: Hoare triple {33022#true} assume { :begin_inline_is_do_read_c_triggered } true;havoc is_do_read_c_triggered_#res#1;havoc is_do_read_c_triggered_~__retres1~1#1;havoc is_do_read_c_triggered_~__retres1~1#1; {33022#true} is VALID [2022-02-20 19:56:03,495 INFO L290 TraceCheckUtils]: 51: Hoare triple {33022#true} assume !(1 == ~c_dr_pc~0); {33022#true} is VALID [2022-02-20 19:56:03,495 INFO L290 TraceCheckUtils]: 52: Hoare triple {33022#true} is_do_read_c_triggered_~__retres1~1#1 := 0; {33022#true} is VALID [2022-02-20 19:56:03,495 INFO L290 TraceCheckUtils]: 53: Hoare triple {33022#true} is_do_read_c_triggered_#res#1 := is_do_read_c_triggered_~__retres1~1#1; {33022#true} is VALID [2022-02-20 19:56:03,495 INFO L290 TraceCheckUtils]: 54: Hoare triple {33022#true} #t~ret6#1 := is_do_read_c_triggered_#res#1;assume { :end_inline_is_do_read_c_triggered } true;assume -2147483648 <= #t~ret6#1 && #t~ret6#1 <= 2147483647;~tmp___0~0#1 := #t~ret6#1;havoc #t~ret6#1; {33022#true} is VALID [2022-02-20 19:56:03,495 INFO L290 TraceCheckUtils]: 55: Hoare triple {33022#true} assume 0 != ~tmp___0~0#1;~c_dr_st~0 := 0; {33022#true} is VALID [2022-02-20 19:56:03,495 INFO L290 TraceCheckUtils]: 56: Hoare triple {33022#true} assume true; {33022#true} is VALID [2022-02-20 19:56:03,495 INFO L284 TraceCheckUtils]: 57: Hoare quadruple {33022#true} {33023#false} #1405#return; {33023#false} is VALID [2022-02-20 19:56:03,496 INFO L290 TraceCheckUtils]: 58: Hoare triple {33023#false} ~q_write_ev~0 := 2; {33023#false} is VALID [2022-02-20 19:56:03,496 INFO L290 TraceCheckUtils]: 59: Hoare triple {33023#false} assume !false; {33023#false} is VALID [2022-02-20 19:56:03,496 INFO L290 TraceCheckUtils]: 60: Hoare triple {33023#false} assume 0 == ~q_free~0;~p_dw_st~0 := 2;~p_dw_pc~0 := 1; {33023#false} is VALID [2022-02-20 19:56:03,496 INFO L290 TraceCheckUtils]: 61: Hoare triple {33023#false} assume { :end_inline_do_write_p } true; {33023#false} is VALID [2022-02-20 19:56:03,496 INFO L290 TraceCheckUtils]: 62: Hoare triple {33023#false} assume 0 == ~c_dr_st~0;assume -2147483648 <= eval1_#t~nondet10#1 && eval1_#t~nondet10#1 <= 2147483647;eval1_~tmp___0~1#1 := eval1_#t~nondet10#1;havoc eval1_#t~nondet10#1; {33023#false} is VALID [2022-02-20 19:56:03,496 INFO L290 TraceCheckUtils]: 63: Hoare triple {33023#false} assume 0 != eval1_~tmp___0~1#1;~c_dr_st~0 := 1;assume { :begin_inline_do_read_c } true;havoc do_read_c_~a~0#1;havoc do_read_c_~a~0#1; {33023#false} is VALID [2022-02-20 19:56:03,496 INFO L290 TraceCheckUtils]: 64: Hoare triple {33023#false} assume 0 == ~c_dr_pc~0; {33023#false} is VALID [2022-02-20 19:56:03,497 INFO L290 TraceCheckUtils]: 65: Hoare triple {33023#false} assume !false; {33023#false} is VALID [2022-02-20 19:56:03,497 INFO L290 TraceCheckUtils]: 66: Hoare triple {33023#false} assume !(1 == ~q_free~0); {33023#false} is VALID [2022-02-20 19:56:03,497 INFO L290 TraceCheckUtils]: 67: Hoare triple {33023#false} do_read_c_~a~0#1 := ~q_buf_0~0;~c_last_read~0 := do_read_c_~a~0#1;~c_num_read~0 := 1 + ~c_num_read~0;~q_free~0 := 1;~q_read_ev~0 := 1; {33023#false} is VALID [2022-02-20 19:56:03,497 INFO L272 TraceCheckUtils]: 68: Hoare triple {33023#false} call immediate_notify_threads(); {33071#(and (= |old(~p_dw_st~0)| ~p_dw_st~0) (= ~c_dr_st~0 |old(~c_dr_st~0)|))} is VALID [2022-02-20 19:56:03,497 INFO L290 TraceCheckUtils]: 69: Hoare triple {33071#(and (= |old(~p_dw_st~0)| ~p_dw_st~0) (= ~c_dr_st~0 |old(~c_dr_st~0)|))} havoc ~tmp~0#1;havoc ~tmp___0~0#1;assume { :begin_inline_is_do_write_p_triggered } true;havoc is_do_write_p_triggered_#res#1;havoc is_do_write_p_triggered_~__retres1~0#1;havoc is_do_write_p_triggered_~__retres1~0#1; {33022#true} is VALID [2022-02-20 19:56:03,497 INFO L290 TraceCheckUtils]: 70: Hoare triple {33022#true} assume 1 == ~p_dw_pc~0; {33022#true} is VALID [2022-02-20 19:56:03,497 INFO L290 TraceCheckUtils]: 71: Hoare triple {33022#true} assume 1 == ~q_read_ev~0;is_do_write_p_triggered_~__retres1~0#1 := 1; {33022#true} is VALID [2022-02-20 19:56:03,497 INFO L290 TraceCheckUtils]: 72: Hoare triple {33022#true} is_do_write_p_triggered_#res#1 := is_do_write_p_triggered_~__retres1~0#1; {33022#true} is VALID [2022-02-20 19:56:03,498 INFO L290 TraceCheckUtils]: 73: Hoare triple {33022#true} #t~ret5#1 := is_do_write_p_triggered_#res#1;assume { :end_inline_is_do_write_p_triggered } true;assume -2147483648 <= #t~ret5#1 && #t~ret5#1 <= 2147483647;~tmp~0#1 := #t~ret5#1;havoc #t~ret5#1; {33022#true} is VALID [2022-02-20 19:56:03,498 INFO L290 TraceCheckUtils]: 74: Hoare triple {33022#true} assume 0 != ~tmp~0#1;~p_dw_st~0 := 0; {33022#true} is VALID [2022-02-20 19:56:03,498 INFO L290 TraceCheckUtils]: 75: Hoare triple {33022#true} assume { :begin_inline_is_do_read_c_triggered } true;havoc is_do_read_c_triggered_#res#1;havoc is_do_read_c_triggered_~__retres1~1#1;havoc is_do_read_c_triggered_~__retres1~1#1; {33022#true} is VALID [2022-02-20 19:56:03,498 INFO L290 TraceCheckUtils]: 76: Hoare triple {33022#true} assume !(1 == ~c_dr_pc~0); {33022#true} is VALID [2022-02-20 19:56:03,498 INFO L290 TraceCheckUtils]: 77: Hoare triple {33022#true} is_do_read_c_triggered_~__retres1~1#1 := 0; {33022#true} is VALID [2022-02-20 19:56:03,498 INFO L290 TraceCheckUtils]: 78: Hoare triple {33022#true} is_do_read_c_triggered_#res#1 := is_do_read_c_triggered_~__retres1~1#1; {33022#true} is VALID [2022-02-20 19:56:03,498 INFO L290 TraceCheckUtils]: 79: Hoare triple {33022#true} #t~ret6#1 := is_do_read_c_triggered_#res#1;assume { :end_inline_is_do_read_c_triggered } true;assume -2147483648 <= #t~ret6#1 && #t~ret6#1 <= 2147483647;~tmp___0~0#1 := #t~ret6#1;havoc #t~ret6#1; {33022#true} is VALID [2022-02-20 19:56:03,499 INFO L290 TraceCheckUtils]: 80: Hoare triple {33022#true} assume 0 != ~tmp___0~0#1;~c_dr_st~0 := 0; {33022#true} is VALID [2022-02-20 19:56:03,499 INFO L290 TraceCheckUtils]: 81: Hoare triple {33022#true} assume true; {33022#true} is VALID [2022-02-20 19:56:03,499 INFO L284 TraceCheckUtils]: 82: Hoare quadruple {33022#true} {33023#false} #1407#return; {33023#false} is VALID [2022-02-20 19:56:03,499 INFO L290 TraceCheckUtils]: 83: Hoare triple {33023#false} ~q_read_ev~0 := 2; {33023#false} is VALID [2022-02-20 19:56:03,499 INFO L290 TraceCheckUtils]: 84: Hoare triple {33023#false} assume ~p_last_write~0 == ~c_last_read~0; {33023#false} is VALID [2022-02-20 19:56:03,499 INFO L290 TraceCheckUtils]: 85: Hoare triple {33023#false} assume !(~p_num_write~0 == ~c_num_read~0); {33023#false} is VALID [2022-02-20 19:56:03,499 INFO L272 TraceCheckUtils]: 86: Hoare triple {33023#false} call error1(); {33023#false} is VALID [2022-02-20 19:56:03,500 INFO L290 TraceCheckUtils]: 87: Hoare triple {33023#false} assume !false; {33023#false} is VALID [2022-02-20 19:56:03,514 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 6 proven. 10 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2022-02-20 19:56:03,515 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 19:56:03,515 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [321194023] [2022-02-20 19:56:03,515 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [321194023] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-20 19:56:03,515 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [940533634] [2022-02-20 19:56:03,515 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 19:56:03,515 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-20 19:56:03,515 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-20 19:56:03,516 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-02-20 19:56:03,542 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-02-20 19:56:03,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 19:56:03,634 INFO L263 TraceCheckSpWp]: Trace formula consists of 398 conjuncts, 3 conjunts are in the unsatisfiable core [2022-02-20 19:56:03,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 19:56:03,660 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-20 19:56:03,818 INFO L290 TraceCheckUtils]: 0: Hoare triple {33022#true} assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(19, 2);call #Ultimate.allocInit(12, 3);~q_buf_0~0 := 0;~q_free~0 := 0;~q_read_ev~0 := 0;~q_write_ev~0 := 0;~p_num_write~0 := 0;~p_last_write~0 := 0;~p_dw_st~0 := 0;~p_dw_pc~0 := 0;~p_dw_i~0 := 0;~c_num_read~0 := 0;~c_last_read~0 := 0;~c_dr_st~0 := 0;~c_dr_pc~0 := 0;~c_dr_i~0 := 0;~a_t~0 := 0;~m_pc~0 := 0;~t1_pc~0 := 0;~t2_pc~0 := 0;~t3_pc~0 := 0;~t4_pc~0 := 0;~t5_pc~0 := 0;~t6_pc~0 := 0;~t7_pc~0 := 0;~t8_pc~0 := 0;~m_st~0 := 0;~t1_st~0 := 0;~t2_st~0 := 0;~t3_st~0 := 0;~t4_st~0 := 0;~t5_st~0 := 0;~t6_st~0 := 0;~t7_st~0 := 0;~t8_st~0 := 0;~m_i~0 := 0;~t1_i~0 := 0;~t2_i~0 := 0;~t3_i~0 := 0;~t4_i~0 := 0;~t5_i~0 := 0;~t6_i~0 := 0;~t7_i~0 := 0;~t8_i~0 := 0;~M_E~0 := 2;~T1_E~0 := 2;~T2_E~0 := 2;~T3_E~0 := 2;~T4_E~0 := 2;~T5_E~0 := 2;~T6_E~0 := 2;~T7_E~0 := 2;~T8_E~0 := 2;~E_M~0 := 2;~E_1~0 := 2;~E_2~0 := 2;~E_3~0 := 2;~E_4~0 := 2;~E_5~0 := 2;~E_6~0 := 2;~E_7~0 := 2;~E_8~0 := 2;~token~0 := 0;~local~0 := 0; {33022#true} is VALID [2022-02-20 19:56:03,818 INFO L290 TraceCheckUtils]: 1: Hoare triple {33022#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet41#1, main_#t~ret42#1, main_#t~ret43#1;assume -2147483648 <= main_#t~nondet41#1 && main_#t~nondet41#1 <= 2147483647; {33022#true} is VALID [2022-02-20 19:56:03,818 INFO L290 TraceCheckUtils]: 2: Hoare triple {33022#true} assume 0 != main_#t~nondet41#1;havoc main_#t~nondet41#1;assume { :begin_inline_main1 } true;havoc main1_#res#1;havoc main1_~__retres1~3#1;havoc main1_~__retres1~3#1;assume { :begin_inline_init_model1 } true;~q_free~0 := 1;~q_write_ev~0 := 2;~q_read_ev~0 := ~q_write_ev~0;~p_num_write~0 := 0;~p_dw_pc~0 := 0;~p_dw_i~0 := 1;~c_num_read~0 := 0;~c_dr_pc~0 := 0;~c_dr_i~0 := 1; {33022#true} is VALID [2022-02-20 19:56:03,818 INFO L290 TraceCheckUtils]: 3: Hoare triple {33022#true} assume { :end_inline_init_model1 } true;assume { :begin_inline_start_simulation1 } true;havoc start_simulation1_#t~ret12#1, start_simulation1_~kernel_st~0#1, start_simulation1_~tmp~3#1;havoc start_simulation1_~kernel_st~0#1;havoc start_simulation1_~tmp~3#1;start_simulation1_~kernel_st~0#1 := 0;assume { :begin_inline_init_threads1 } true; {33022#true} is VALID [2022-02-20 19:56:03,818 INFO L290 TraceCheckUtils]: 4: Hoare triple {33022#true} assume 1 == ~p_dw_i~0;~p_dw_st~0 := 0; {33022#true} is VALID [2022-02-20 19:56:03,818 INFO L290 TraceCheckUtils]: 5: Hoare triple {33022#true} assume 1 == ~c_dr_i~0;~c_dr_st~0 := 0; {33022#true} is VALID [2022-02-20 19:56:03,818 INFO L290 TraceCheckUtils]: 6: Hoare triple {33022#true} assume { :end_inline_init_threads1 } true; {33022#true} is VALID [2022-02-20 19:56:03,818 INFO L290 TraceCheckUtils]: 7: Hoare triple {33022#true} assume !false; {33022#true} is VALID [2022-02-20 19:56:03,818 INFO L290 TraceCheckUtils]: 8: Hoare triple {33022#true} start_simulation1_~kernel_st~0#1 := 1;assume { :begin_inline_eval1 } true;havoc eval1_#t~ret8#1, eval1_#t~nondet9#1, eval1_#t~nondet10#1, eval1_~tmp~1#1, eval1_~tmp___0~1#1, eval1_~tmp___1~0#1;havoc eval1_~tmp~1#1;havoc eval1_~tmp___0~1#1;havoc eval1_~tmp___1~0#1; {33022#true} is VALID [2022-02-20 19:56:03,818 INFO L290 TraceCheckUtils]: 9: Hoare triple {33022#true} assume !false; {33022#true} is VALID [2022-02-20 19:56:03,818 INFO L272 TraceCheckUtils]: 10: Hoare triple {33022#true} call eval1_#t~ret8#1 := exists_runnable_thread1(); {33022#true} is VALID [2022-02-20 19:56:03,818 INFO L290 TraceCheckUtils]: 11: Hoare triple {33022#true} havoc ~__retres1~2; {33022#true} is VALID [2022-02-20 19:56:03,818 INFO L290 TraceCheckUtils]: 12: Hoare triple {33022#true} assume 0 == ~p_dw_st~0;~__retres1~2 := 1; {33022#true} is VALID [2022-02-20 19:56:03,819 INFO L290 TraceCheckUtils]: 13: Hoare triple {33022#true} #res := ~__retres1~2; {33022#true} is VALID [2022-02-20 19:56:03,819 INFO L290 TraceCheckUtils]: 14: Hoare triple {33022#true} assume true; {33022#true} is VALID [2022-02-20 19:56:03,819 INFO L284 TraceCheckUtils]: 15: Hoare quadruple {33022#true} {33022#true} #1403#return; {33022#true} is VALID [2022-02-20 19:56:03,819 INFO L290 TraceCheckUtils]: 16: Hoare triple {33022#true} assume -2147483648 <= eval1_#t~ret8#1 && eval1_#t~ret8#1 <= 2147483647;eval1_~tmp___1~0#1 := eval1_#t~ret8#1;havoc eval1_#t~ret8#1; {33022#true} is VALID [2022-02-20 19:56:03,819 INFO L290 TraceCheckUtils]: 17: Hoare triple {33022#true} assume 0 != eval1_~tmp___1~0#1; {33022#true} is VALID [2022-02-20 19:56:03,819 INFO L290 TraceCheckUtils]: 18: Hoare triple {33022#true} assume 0 == ~p_dw_st~0;assume -2147483648 <= eval1_#t~nondet9#1 && eval1_#t~nondet9#1 <= 2147483647;eval1_~tmp~1#1 := eval1_#t~nondet9#1;havoc eval1_#t~nondet9#1; {33022#true} is VALID [2022-02-20 19:56:03,819 INFO L290 TraceCheckUtils]: 19: Hoare triple {33022#true} assume 0 != eval1_~tmp~1#1;~p_dw_st~0 := 1;assume { :begin_inline_do_write_p } true;havoc do_write_p_#t~nondet7#1; {33022#true} is VALID [2022-02-20 19:56:03,819 INFO L290 TraceCheckUtils]: 20: Hoare triple {33022#true} assume 0 == ~p_dw_pc~0; {33022#true} is VALID [2022-02-20 19:56:03,819 INFO L290 TraceCheckUtils]: 21: Hoare triple {33022#true} assume !false; {33022#true} is VALID [2022-02-20 19:56:03,819 INFO L290 TraceCheckUtils]: 22: Hoare triple {33022#true} assume !(0 == ~q_free~0); {33022#true} is VALID [2022-02-20 19:56:03,827 INFO L290 TraceCheckUtils]: 23: Hoare triple {33022#true} assume -2147483648 <= do_write_p_#t~nondet7#1 && do_write_p_#t~nondet7#1 <= 2147483647;~q_buf_0~0 := do_write_p_#t~nondet7#1;havoc do_write_p_#t~nondet7#1;~p_last_write~0 := ~q_buf_0~0;~p_num_write~0 := 1 + ~p_num_write~0;~q_free~0 := 0;~q_write_ev~0 := 1; {33147#(= ~q_free~0 0)} is VALID [2022-02-20 19:56:03,828 INFO L272 TraceCheckUtils]: 24: Hoare triple {33147#(= ~q_free~0 0)} call immediate_notify_threads(); {33147#(= ~q_free~0 0)} is VALID [2022-02-20 19:56:03,829 INFO L290 TraceCheckUtils]: 25: Hoare triple {33147#(= ~q_free~0 0)} havoc ~tmp~0#1;havoc ~tmp___0~0#1;assume { :begin_inline_is_do_write_p_triggered } true;havoc is_do_write_p_triggered_#res#1;havoc is_do_write_p_triggered_~__retres1~0#1;havoc is_do_write_p_triggered_~__retres1~0#1; {33147#(= ~q_free~0 0)} is VALID [2022-02-20 19:56:03,829 INFO L290 TraceCheckUtils]: 26: Hoare triple {33147#(= ~q_free~0 0)} assume !(1 == ~p_dw_pc~0); {33147#(= ~q_free~0 0)} is VALID [2022-02-20 19:56:03,829 INFO L290 TraceCheckUtils]: 27: Hoare triple {33147#(= ~q_free~0 0)} is_do_write_p_triggered_~__retres1~0#1 := 0; {33147#(= ~q_free~0 0)} is VALID [2022-02-20 19:56:03,829 INFO L290 TraceCheckUtils]: 28: Hoare triple {33147#(= ~q_free~0 0)} is_do_write_p_triggered_#res#1 := is_do_write_p_triggered_~__retres1~0#1; {33147#(= ~q_free~0 0)} is VALID [2022-02-20 19:56:03,830 INFO L290 TraceCheckUtils]: 29: Hoare triple {33147#(= ~q_free~0 0)} #t~ret5#1 := is_do_write_p_triggered_#res#1;assume { :end_inline_is_do_write_p_triggered } true;assume -2147483648 <= #t~ret5#1 && #t~ret5#1 <= 2147483647;~tmp~0#1 := #t~ret5#1;havoc #t~ret5#1; {33147#(= ~q_free~0 0)} is VALID [2022-02-20 19:56:03,830 INFO L290 TraceCheckUtils]: 30: Hoare triple {33147#(= ~q_free~0 0)} assume !(0 != ~tmp~0#1); {33147#(= ~q_free~0 0)} is VALID [2022-02-20 19:56:03,830 INFO L290 TraceCheckUtils]: 31: Hoare triple {33147#(= ~q_free~0 0)} assume { :begin_inline_is_do_read_c_triggered } true;havoc is_do_read_c_triggered_#res#1;havoc is_do_read_c_triggered_~__retres1~1#1;havoc is_do_read_c_triggered_~__retres1~1#1; {33147#(= ~q_free~0 0)} is VALID [2022-02-20 19:56:03,831 INFO L290 TraceCheckUtils]: 32: Hoare triple {33147#(= ~q_free~0 0)} assume !(1 == ~c_dr_pc~0); {33147#(= ~q_free~0 0)} is VALID [2022-02-20 19:56:03,831 INFO L290 TraceCheckUtils]: 33: Hoare triple {33147#(= ~q_free~0 0)} is_do_read_c_triggered_~__retres1~1#1 := 0; {33147#(= ~q_free~0 0)} is VALID [2022-02-20 19:56:03,831 INFO L290 TraceCheckUtils]: 34: Hoare triple {33147#(= ~q_free~0 0)} is_do_read_c_triggered_#res#1 := is_do_read_c_triggered_~__retres1~1#1; {33147#(= ~q_free~0 0)} is VALID [2022-02-20 19:56:03,831 INFO L290 TraceCheckUtils]: 35: Hoare triple {33147#(= ~q_free~0 0)} #t~ret6#1 := is_do_read_c_triggered_#res#1;assume { :end_inline_is_do_read_c_triggered } true;assume -2147483648 <= #t~ret6#1 && #t~ret6#1 <= 2147483647;~tmp___0~0#1 := #t~ret6#1;havoc #t~ret6#1; {33147#(= ~q_free~0 0)} is VALID [2022-02-20 19:56:03,832 INFO L290 TraceCheckUtils]: 36: Hoare triple {33147#(= ~q_free~0 0)} assume 0 != ~tmp___0~0#1;~c_dr_st~0 := 0; {33147#(= ~q_free~0 0)} is VALID [2022-02-20 19:56:03,832 INFO L290 TraceCheckUtils]: 37: Hoare triple {33147#(= ~q_free~0 0)} assume true; {33147#(= ~q_free~0 0)} is VALID [2022-02-20 19:56:03,832 INFO L284 TraceCheckUtils]: 38: Hoare quadruple {33147#(= ~q_free~0 0)} {33147#(= ~q_free~0 0)} #1405#return; {33147#(= ~q_free~0 0)} is VALID [2022-02-20 19:56:03,833 INFO L290 TraceCheckUtils]: 39: Hoare triple {33147#(= ~q_free~0 0)} ~q_write_ev~0 := 2; {33147#(= ~q_free~0 0)} is VALID [2022-02-20 19:56:03,833 INFO L290 TraceCheckUtils]: 40: Hoare triple {33147#(= ~q_free~0 0)} assume !false; {33147#(= ~q_free~0 0)} is VALID [2022-02-20 19:56:03,833 INFO L290 TraceCheckUtils]: 41: Hoare triple {33147#(= ~q_free~0 0)} assume !(0 == ~q_free~0); {33023#false} is VALID [2022-02-20 19:56:03,833 INFO L290 TraceCheckUtils]: 42: Hoare triple {33023#false} assume -2147483648 <= do_write_p_#t~nondet7#1 && do_write_p_#t~nondet7#1 <= 2147483647;~q_buf_0~0 := do_write_p_#t~nondet7#1;havoc do_write_p_#t~nondet7#1;~p_last_write~0 := ~q_buf_0~0;~p_num_write~0 := 1 + ~p_num_write~0;~q_free~0 := 0;~q_write_ev~0 := 1; {33023#false} is VALID [2022-02-20 19:56:03,833 INFO L272 TraceCheckUtils]: 43: Hoare triple {33023#false} call immediate_notify_threads(); {33023#false} is VALID [2022-02-20 19:56:03,833 INFO L290 TraceCheckUtils]: 44: Hoare triple {33023#false} havoc ~tmp~0#1;havoc ~tmp___0~0#1;assume { :begin_inline_is_do_write_p_triggered } true;havoc is_do_write_p_triggered_#res#1;havoc is_do_write_p_triggered_~__retres1~0#1;havoc is_do_write_p_triggered_~__retres1~0#1; {33023#false} is VALID [2022-02-20 19:56:03,833 INFO L290 TraceCheckUtils]: 45: Hoare triple {33023#false} assume !(1 == ~p_dw_pc~0); {33023#false} is VALID [2022-02-20 19:56:03,833 INFO L290 TraceCheckUtils]: 46: Hoare triple {33023#false} is_do_write_p_triggered_~__retres1~0#1 := 0; {33023#false} is VALID [2022-02-20 19:56:03,833 INFO L290 TraceCheckUtils]: 47: Hoare triple {33023#false} is_do_write_p_triggered_#res#1 := is_do_write_p_triggered_~__retres1~0#1; {33023#false} is VALID [2022-02-20 19:56:03,833 INFO L290 TraceCheckUtils]: 48: Hoare triple {33023#false} #t~ret5#1 := is_do_write_p_triggered_#res#1;assume { :end_inline_is_do_write_p_triggered } true;assume -2147483648 <= #t~ret5#1 && #t~ret5#1 <= 2147483647;~tmp~0#1 := #t~ret5#1;havoc #t~ret5#1; {33023#false} is VALID [2022-02-20 19:56:03,834 INFO L290 TraceCheckUtils]: 49: Hoare triple {33023#false} assume !(0 != ~tmp~0#1); {33023#false} is VALID [2022-02-20 19:56:03,834 INFO L290 TraceCheckUtils]: 50: Hoare triple {33023#false} assume { :begin_inline_is_do_read_c_triggered } true;havoc is_do_read_c_triggered_#res#1;havoc is_do_read_c_triggered_~__retres1~1#1;havoc is_do_read_c_triggered_~__retres1~1#1; {33023#false} is VALID [2022-02-20 19:56:03,834 INFO L290 TraceCheckUtils]: 51: Hoare triple {33023#false} assume !(1 == ~c_dr_pc~0); {33023#false} is VALID [2022-02-20 19:56:03,834 INFO L290 TraceCheckUtils]: 52: Hoare triple {33023#false} is_do_read_c_triggered_~__retres1~1#1 := 0; {33023#false} is VALID [2022-02-20 19:56:03,834 INFO L290 TraceCheckUtils]: 53: Hoare triple {33023#false} is_do_read_c_triggered_#res#1 := is_do_read_c_triggered_~__retres1~1#1; {33023#false} is VALID [2022-02-20 19:56:03,834 INFO L290 TraceCheckUtils]: 54: Hoare triple {33023#false} #t~ret6#1 := is_do_read_c_triggered_#res#1;assume { :end_inline_is_do_read_c_triggered } true;assume -2147483648 <= #t~ret6#1 && #t~ret6#1 <= 2147483647;~tmp___0~0#1 := #t~ret6#1;havoc #t~ret6#1; {33023#false} is VALID [2022-02-20 19:56:03,834 INFO L290 TraceCheckUtils]: 55: Hoare triple {33023#false} assume 0 != ~tmp___0~0#1;~c_dr_st~0 := 0; {33023#false} is VALID [2022-02-20 19:56:03,834 INFO L290 TraceCheckUtils]: 56: Hoare triple {33023#false} assume true; {33023#false} is VALID [2022-02-20 19:56:03,834 INFO L284 TraceCheckUtils]: 57: Hoare quadruple {33023#false} {33023#false} #1405#return; {33023#false} is VALID [2022-02-20 19:56:03,834 INFO L290 TraceCheckUtils]: 58: Hoare triple {33023#false} ~q_write_ev~0 := 2; {33023#false} is VALID [2022-02-20 19:56:03,834 INFO L290 TraceCheckUtils]: 59: Hoare triple {33023#false} assume !false; {33023#false} is VALID [2022-02-20 19:56:03,834 INFO L290 TraceCheckUtils]: 60: Hoare triple {33023#false} assume 0 == ~q_free~0;~p_dw_st~0 := 2;~p_dw_pc~0 := 1; {33023#false} is VALID [2022-02-20 19:56:03,834 INFO L290 TraceCheckUtils]: 61: Hoare triple {33023#false} assume { :end_inline_do_write_p } true; {33023#false} is VALID [2022-02-20 19:56:03,834 INFO L290 TraceCheckUtils]: 62: Hoare triple {33023#false} assume 0 == ~c_dr_st~0;assume -2147483648 <= eval1_#t~nondet10#1 && eval1_#t~nondet10#1 <= 2147483647;eval1_~tmp___0~1#1 := eval1_#t~nondet10#1;havoc eval1_#t~nondet10#1; {33023#false} is VALID [2022-02-20 19:56:03,834 INFO L290 TraceCheckUtils]: 63: Hoare triple {33023#false} assume 0 != eval1_~tmp___0~1#1;~c_dr_st~0 := 1;assume { :begin_inline_do_read_c } true;havoc do_read_c_~a~0#1;havoc do_read_c_~a~0#1; {33023#false} is VALID [2022-02-20 19:56:03,834 INFO L290 TraceCheckUtils]: 64: Hoare triple {33023#false} assume 0 == ~c_dr_pc~0; {33023#false} is VALID [2022-02-20 19:56:03,834 INFO L290 TraceCheckUtils]: 65: Hoare triple {33023#false} assume !false; {33023#false} is VALID [2022-02-20 19:56:03,835 INFO L290 TraceCheckUtils]: 66: Hoare triple {33023#false} assume !(1 == ~q_free~0); {33023#false} is VALID [2022-02-20 19:56:03,835 INFO L290 TraceCheckUtils]: 67: Hoare triple {33023#false} do_read_c_~a~0#1 := ~q_buf_0~0;~c_last_read~0 := do_read_c_~a~0#1;~c_num_read~0 := 1 + ~c_num_read~0;~q_free~0 := 1;~q_read_ev~0 := 1; {33023#false} is VALID [2022-02-20 19:56:03,835 INFO L272 TraceCheckUtils]: 68: Hoare triple {33023#false} call immediate_notify_threads(); {33023#false} is VALID [2022-02-20 19:56:03,835 INFO L290 TraceCheckUtils]: 69: Hoare triple {33023#false} havoc ~tmp~0#1;havoc ~tmp___0~0#1;assume { :begin_inline_is_do_write_p_triggered } true;havoc is_do_write_p_triggered_#res#1;havoc is_do_write_p_triggered_~__retres1~0#1;havoc is_do_write_p_triggered_~__retres1~0#1; {33023#false} is VALID [2022-02-20 19:56:03,835 INFO L290 TraceCheckUtils]: 70: Hoare triple {33023#false} assume 1 == ~p_dw_pc~0; {33023#false} is VALID [2022-02-20 19:56:03,835 INFO L290 TraceCheckUtils]: 71: Hoare triple {33023#false} assume 1 == ~q_read_ev~0;is_do_write_p_triggered_~__retres1~0#1 := 1; {33023#false} is VALID [2022-02-20 19:56:03,835 INFO L290 TraceCheckUtils]: 72: Hoare triple {33023#false} is_do_write_p_triggered_#res#1 := is_do_write_p_triggered_~__retres1~0#1; {33023#false} is VALID [2022-02-20 19:56:03,835 INFO L290 TraceCheckUtils]: 73: Hoare triple {33023#false} #t~ret5#1 := is_do_write_p_triggered_#res#1;assume { :end_inline_is_do_write_p_triggered } true;assume -2147483648 <= #t~ret5#1 && #t~ret5#1 <= 2147483647;~tmp~0#1 := #t~ret5#1;havoc #t~ret5#1; {33023#false} is VALID [2022-02-20 19:56:03,835 INFO L290 TraceCheckUtils]: 74: Hoare triple {33023#false} assume 0 != ~tmp~0#1;~p_dw_st~0 := 0; {33023#false} is VALID [2022-02-20 19:56:03,835 INFO L290 TraceCheckUtils]: 75: Hoare triple {33023#false} assume { :begin_inline_is_do_read_c_triggered } true;havoc is_do_read_c_triggered_#res#1;havoc is_do_read_c_triggered_~__retres1~1#1;havoc is_do_read_c_triggered_~__retres1~1#1; {33023#false} is VALID [2022-02-20 19:56:03,836 INFO L290 TraceCheckUtils]: 76: Hoare triple {33023#false} assume !(1 == ~c_dr_pc~0); {33023#false} is VALID [2022-02-20 19:56:03,836 INFO L290 TraceCheckUtils]: 77: Hoare triple {33023#false} is_do_read_c_triggered_~__retres1~1#1 := 0; {33023#false} is VALID [2022-02-20 19:56:03,836 INFO L290 TraceCheckUtils]: 78: Hoare triple {33023#false} is_do_read_c_triggered_#res#1 := is_do_read_c_triggered_~__retres1~1#1; {33023#false} is VALID [2022-02-20 19:56:03,836 INFO L290 TraceCheckUtils]: 79: Hoare triple {33023#false} #t~ret6#1 := is_do_read_c_triggered_#res#1;assume { :end_inline_is_do_read_c_triggered } true;assume -2147483648 <= #t~ret6#1 && #t~ret6#1 <= 2147483647;~tmp___0~0#1 := #t~ret6#1;havoc #t~ret6#1; {33023#false} is VALID [2022-02-20 19:56:03,836 INFO L290 TraceCheckUtils]: 80: Hoare triple {33023#false} assume 0 != ~tmp___0~0#1;~c_dr_st~0 := 0; {33023#false} is VALID [2022-02-20 19:56:03,836 INFO L290 TraceCheckUtils]: 81: Hoare triple {33023#false} assume true; {33023#false} is VALID [2022-02-20 19:56:03,836 INFO L284 TraceCheckUtils]: 82: Hoare quadruple {33023#false} {33023#false} #1407#return; {33023#false} is VALID [2022-02-20 19:56:03,836 INFO L290 TraceCheckUtils]: 83: Hoare triple {33023#false} ~q_read_ev~0 := 2; {33023#false} is VALID [2022-02-20 19:56:03,836 INFO L290 TraceCheckUtils]: 84: Hoare triple {33023#false} assume ~p_last_write~0 == ~c_last_read~0; {33023#false} is VALID [2022-02-20 19:56:03,836 INFO L290 TraceCheckUtils]: 85: Hoare triple {33023#false} assume !(~p_num_write~0 == ~c_num_read~0); {33023#false} is VALID [2022-02-20 19:56:03,836 INFO L272 TraceCheckUtils]: 86: Hoare triple {33023#false} call error1(); {33023#false} is VALID [2022-02-20 19:56:03,836 INFO L290 TraceCheckUtils]: 87: Hoare triple {33023#false} assume !false; {33023#false} is VALID [2022-02-20 19:56:03,836 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2022-02-20 19:56:03,836 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-02-20 19:56:03,837 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [940533634] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 19:56:03,837 INFO L191 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-02-20 19:56:03,837 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [6] total 7 [2022-02-20 19:56:03,837 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [258312319] [2022-02-20 19:56:03,837 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 19:56:03,837 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 23.0) internal successors, (69), 3 states have internal predecessors, (69), 3 states have call successors, (5), 3 states have call predecessors, (5), 3 states have return successors, (4), 3 states have call predecessors, (4), 3 states have call successors, (4) Word has length 88 [2022-02-20 19:56:03,837 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 19:56:03,838 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 3 states, 3 states have (on average 23.0) internal successors, (69), 3 states have internal predecessors, (69), 3 states have call successors, (5), 3 states have call predecessors, (5), 3 states have return successors, (4), 3 states have call predecessors, (4), 3 states have call successors, (4) [2022-02-20 19:56:03,891 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 78 edges. 78 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 19:56:03,892 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-02-20 19:56:03,892 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 19:56:03,892 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-02-20 19:56:03,892 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-02-20 19:56:03,893 INFO L87 Difference]: Start difference. First operand 1207 states and 1631 transitions. Second operand has 3 states, 3 states have (on average 23.0) internal successors, (69), 3 states have internal predecessors, (69), 3 states have call successors, (5), 3 states have call predecessors, (5), 3 states have return successors, (4), 3 states have call predecessors, (4), 3 states have call successors, (4) [2022-02-20 19:56:04,637 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 19:56:04,637 INFO L93 Difference]: Finished difference Result 1851 states and 2469 transitions. [2022-02-20 19:56:04,637 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-20 19:56:04,637 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 23.0) internal successors, (69), 3 states have internal predecessors, (69), 3 states have call successors, (5), 3 states have call predecessors, (5), 3 states have return successors, (4), 3 states have call predecessors, (4), 3 states have call successors, (4) Word has length 88 [2022-02-20 19:56:04,638 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-20 19:56:04,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 23.0) internal successors, (69), 3 states have internal predecessors, (69), 3 states have call successors, (5), 3 states have call predecessors, (5), 3 states have return successors, (4), 3 states have call predecessors, (4), 3 states have call successors, (4) [2022-02-20 19:56:04,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 679 transitions. [2022-02-20 19:56:04,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 23.0) internal successors, (69), 3 states have internal predecessors, (69), 3 states have call successors, (5), 3 states have call predecessors, (5), 3 states have return successors, (4), 3 states have call predecessors, (4), 3 states have call successors, (4) [2022-02-20 19:56:04,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 679 transitions. [2022-02-20 19:56:04,647 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 679 transitions. [2022-02-20 19:56:05,100 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 679 edges. 679 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 19:56:05,176 INFO L225 Difference]: With dead ends: 1851 [2022-02-20 19:56:05,177 INFO L226 Difference]: Without dead ends: 1103 [2022-02-20 19:56:05,178 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 101 GetRequests, 96 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-02-20 19:56:05,178 INFO L933 BasicCegarLoop]: 566 mSDtfsCounter, 496 mSDsluCounter, 74 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 496 SdHoareTripleChecker+Valid, 640 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-02-20 19:56:05,179 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [496 Valid, 640 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-02-20 19:56:05,180 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1103 states. [2022-02-20 19:56:05,352 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1103 to 1091. [2022-02-20 19:56:05,352 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-20 19:56:05,354 INFO L82 GeneralOperation]: Start isEquivalent. First operand 1103 states. Second operand has 1091 states, 975 states have (on average 1.3425641025641026) internal successors, (1309), 990 states have internal predecessors, (1309), 71 states have call successors, (71), 38 states have call predecessors, (71), 43 states have return successors, (96), 63 states have call predecessors, (96), 68 states have call successors, (96) [2022-02-20 19:56:05,356 INFO L74 IsIncluded]: Start isIncluded. First operand 1103 states. Second operand has 1091 states, 975 states have (on average 1.3425641025641026) internal successors, (1309), 990 states have internal predecessors, (1309), 71 states have call successors, (71), 38 states have call predecessors, (71), 43 states have return successors, (96), 63 states have call predecessors, (96), 68 states have call successors, (96) [2022-02-20 19:56:05,357 INFO L87 Difference]: Start difference. First operand 1103 states. Second operand has 1091 states, 975 states have (on average 1.3425641025641026) internal successors, (1309), 990 states have internal predecessors, (1309), 71 states have call successors, (71), 38 states have call predecessors, (71), 43 states have return successors, (96), 63 states have call predecessors, (96), 68 states have call successors, (96) [2022-02-20 19:56:05,415 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 19:56:05,416 INFO L93 Difference]: Finished difference Result 1103 states and 1488 transitions. [2022-02-20 19:56:05,416 INFO L276 IsEmpty]: Start isEmpty. Operand 1103 states and 1488 transitions. [2022-02-20 19:56:05,418 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 19:56:05,418 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 19:56:05,420 INFO L74 IsIncluded]: Start isIncluded. First operand has 1091 states, 975 states have (on average 1.3425641025641026) internal successors, (1309), 990 states have internal predecessors, (1309), 71 states have call successors, (71), 38 states have call predecessors, (71), 43 states have return successors, (96), 63 states have call predecessors, (96), 68 states have call successors, (96) Second operand 1103 states. [2022-02-20 19:56:05,421 INFO L87 Difference]: Start difference. First operand has 1091 states, 975 states have (on average 1.3425641025641026) internal successors, (1309), 990 states have internal predecessors, (1309), 71 states have call successors, (71), 38 states have call predecessors, (71), 43 states have return successors, (96), 63 states have call predecessors, (96), 68 states have call successors, (96) Second operand 1103 states. [2022-02-20 19:56:05,477 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 19:56:05,477 INFO L93 Difference]: Finished difference Result 1103 states and 1488 transitions. [2022-02-20 19:56:05,477 INFO L276 IsEmpty]: Start isEmpty. Operand 1103 states and 1488 transitions. [2022-02-20 19:56:05,480 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 19:56:05,480 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 19:56:05,481 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-20 19:56:05,486 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-20 19:56:05,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1091 states, 975 states have (on average 1.3425641025641026) internal successors, (1309), 990 states have internal predecessors, (1309), 71 states have call successors, (71), 38 states have call predecessors, (71), 43 states have return successors, (96), 63 states have call predecessors, (96), 68 states have call successors, (96) [2022-02-20 19:56:05,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1091 states to 1091 states and 1476 transitions. [2022-02-20 19:56:05,568 INFO L78 Accepts]: Start accepts. Automaton has 1091 states and 1476 transitions. Word has length 88 [2022-02-20 19:56:05,568 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 19:56:05,569 INFO L470 AbstractCegarLoop]: Abstraction has 1091 states and 1476 transitions. [2022-02-20 19:56:05,569 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 23.0) internal successors, (69), 3 states have internal predecessors, (69), 3 states have call successors, (5), 3 states have call predecessors, (5), 3 states have return successors, (4), 3 states have call predecessors, (4), 3 states have call successors, (4) [2022-02-20 19:56:05,569 INFO L276 IsEmpty]: Start isEmpty. Operand 1091 states and 1476 transitions. [2022-02-20 19:56:05,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2022-02-20 19:56:05,571 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 19:56:05,571 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-20 19:56:05,595 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-02-20 19:56:05,795 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-20 19:56:05,796 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting error1Err0ASSERT_VIOLATIONERROR_FUNCTION === [error1Err0ASSERT_VIOLATIONERROR_FUNCTION, error2Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-20 19:56:05,796 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 19:56:05,796 INFO L85 PathProgramCache]: Analyzing trace with hash 487728341, now seen corresponding path program 1 times [2022-02-20 19:56:05,796 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 19:56:05,796 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [467710735] [2022-02-20 19:56:05,796 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 19:56:05,796 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 19:56:05,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 19:56:05,832 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-02-20 19:56:05,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 19:56:05,835 INFO L290 TraceCheckUtils]: 0: Hoare triple {39580#true} havoc ~__retres1~2; {39580#true} is VALID [2022-02-20 19:56:05,836 INFO L290 TraceCheckUtils]: 1: Hoare triple {39580#true} assume 0 == ~p_dw_st~0;~__retres1~2 := 1; {39580#true} is VALID [2022-02-20 19:56:05,836 INFO L290 TraceCheckUtils]: 2: Hoare triple {39580#true} #res := ~__retres1~2; {39580#true} is VALID [2022-02-20 19:56:05,836 INFO L290 TraceCheckUtils]: 3: Hoare triple {39580#true} assume true; {39580#true} is VALID [2022-02-20 19:56:05,836 INFO L284 TraceCheckUtils]: 4: Hoare quadruple {39580#true} {39580#true} #1403#return; {39580#true} is VALID [2022-02-20 19:56:05,839 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2022-02-20 19:56:05,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 19:56:05,879 INFO L290 TraceCheckUtils]: 0: Hoare triple {39634#(and (= |old(~p_dw_st~0)| ~p_dw_st~0) (= ~c_dr_st~0 |old(~c_dr_st~0)|))} havoc ~tmp~0#1;havoc ~tmp___0~0#1;assume { :begin_inline_is_do_write_p_triggered } true;havoc is_do_write_p_triggered_#res#1;havoc is_do_write_p_triggered_~__retres1~0#1;havoc is_do_write_p_triggered_~__retres1~0#1; {39580#true} is VALID [2022-02-20 19:56:05,879 INFO L290 TraceCheckUtils]: 1: Hoare triple {39580#true} assume !(1 == ~p_dw_pc~0); {39580#true} is VALID [2022-02-20 19:56:05,879 INFO L290 TraceCheckUtils]: 2: Hoare triple {39580#true} is_do_write_p_triggered_~__retres1~0#1 := 0; {39580#true} is VALID [2022-02-20 19:56:05,879 INFO L290 TraceCheckUtils]: 3: Hoare triple {39580#true} is_do_write_p_triggered_#res#1 := is_do_write_p_triggered_~__retres1~0#1; {39580#true} is VALID [2022-02-20 19:56:05,879 INFO L290 TraceCheckUtils]: 4: Hoare triple {39580#true} #t~ret5#1 := is_do_write_p_triggered_#res#1;assume { :end_inline_is_do_write_p_triggered } true;assume -2147483648 <= #t~ret5#1 && #t~ret5#1 <= 2147483647;~tmp~0#1 := #t~ret5#1;havoc #t~ret5#1; {39580#true} is VALID [2022-02-20 19:56:05,879 INFO L290 TraceCheckUtils]: 5: Hoare triple {39580#true} assume !(0 != ~tmp~0#1); {39580#true} is VALID [2022-02-20 19:56:05,880 INFO L290 TraceCheckUtils]: 6: Hoare triple {39580#true} assume { :begin_inline_is_do_read_c_triggered } true;havoc is_do_read_c_triggered_#res#1;havoc is_do_read_c_triggered_~__retres1~1#1;havoc is_do_read_c_triggered_~__retres1~1#1; {39580#true} is VALID [2022-02-20 19:56:05,880 INFO L290 TraceCheckUtils]: 7: Hoare triple {39580#true} assume !(1 == ~c_dr_pc~0); {39580#true} is VALID [2022-02-20 19:56:05,880 INFO L290 TraceCheckUtils]: 8: Hoare triple {39580#true} is_do_read_c_triggered_~__retres1~1#1 := 0; {39635#(and (<= 0 |immediate_notify_threads_is_do_read_c_triggered_~__retres1~1#1|) (<= |immediate_notify_threads_is_do_read_c_triggered_~__retres1~1#1| 0))} is VALID [2022-02-20 19:56:05,881 INFO L290 TraceCheckUtils]: 9: Hoare triple {39635#(and (<= 0 |immediate_notify_threads_is_do_read_c_triggered_~__retres1~1#1|) (<= |immediate_notify_threads_is_do_read_c_triggered_~__retres1~1#1| 0))} is_do_read_c_triggered_#res#1 := is_do_read_c_triggered_~__retres1~1#1; {39636#(and (<= |immediate_notify_threads_is_do_read_c_triggered_#res#1| 0) (<= 0 |immediate_notify_threads_is_do_read_c_triggered_#res#1|))} is VALID [2022-02-20 19:56:05,881 INFO L290 TraceCheckUtils]: 10: Hoare triple {39636#(and (<= |immediate_notify_threads_is_do_read_c_triggered_#res#1| 0) (<= 0 |immediate_notify_threads_is_do_read_c_triggered_#res#1|))} #t~ret6#1 := is_do_read_c_triggered_#res#1;assume { :end_inline_is_do_read_c_triggered } true;assume -2147483648 <= #t~ret6#1 && #t~ret6#1 <= 2147483647;~tmp___0~0#1 := #t~ret6#1;havoc #t~ret6#1; {39637#(and (<= |immediate_notify_threads_~tmp___0~0#1| 0) (< 0 (+ |immediate_notify_threads_~tmp___0~0#1| 1)))} is VALID [2022-02-20 19:56:05,882 INFO L290 TraceCheckUtils]: 11: Hoare triple {39637#(and (<= |immediate_notify_threads_~tmp___0~0#1| 0) (< 0 (+ |immediate_notify_threads_~tmp___0~0#1| 1)))} assume 0 != ~tmp___0~0#1;~c_dr_st~0 := 0; {39581#false} is VALID [2022-02-20 19:56:05,882 INFO L290 TraceCheckUtils]: 12: Hoare triple {39581#false} assume true; {39581#false} is VALID [2022-02-20 19:56:05,882 INFO L284 TraceCheckUtils]: 13: Hoare quadruple {39581#false} {39580#true} #1405#return; {39581#false} is VALID [2022-02-20 19:56:05,882 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2022-02-20 19:56:05,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 19:56:05,886 INFO L290 TraceCheckUtils]: 0: Hoare triple {39580#true} havoc ~__retres1~2; {39580#true} is VALID [2022-02-20 19:56:05,887 INFO L290 TraceCheckUtils]: 1: Hoare triple {39580#true} assume 0 == ~p_dw_st~0;~__retres1~2 := 1; {39580#true} is VALID [2022-02-20 19:56:05,887 INFO L290 TraceCheckUtils]: 2: Hoare triple {39580#true} #res := ~__retres1~2; {39580#true} is VALID [2022-02-20 19:56:05,887 INFO L290 TraceCheckUtils]: 3: Hoare triple {39580#true} assume true; {39580#true} is VALID [2022-02-20 19:56:05,887 INFO L284 TraceCheckUtils]: 4: Hoare quadruple {39580#true} {39581#false} #1403#return; {39581#false} is VALID [2022-02-20 19:56:05,887 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-02-20 19:56:05,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 19:56:05,893 INFO L290 TraceCheckUtils]: 0: Hoare triple {39634#(and (= |old(~p_dw_st~0)| ~p_dw_st~0) (= ~c_dr_st~0 |old(~c_dr_st~0)|))} havoc ~tmp~0#1;havoc ~tmp___0~0#1;assume { :begin_inline_is_do_write_p_triggered } true;havoc is_do_write_p_triggered_#res#1;havoc is_do_write_p_triggered_~__retres1~0#1;havoc is_do_write_p_triggered_~__retres1~0#1; {39580#true} is VALID [2022-02-20 19:56:05,893 INFO L290 TraceCheckUtils]: 1: Hoare triple {39580#true} assume 1 == ~p_dw_pc~0; {39580#true} is VALID [2022-02-20 19:56:05,894 INFO L290 TraceCheckUtils]: 2: Hoare triple {39580#true} assume 1 == ~q_read_ev~0;is_do_write_p_triggered_~__retres1~0#1 := 1; {39580#true} is VALID [2022-02-20 19:56:05,894 INFO L290 TraceCheckUtils]: 3: Hoare triple {39580#true} is_do_write_p_triggered_#res#1 := is_do_write_p_triggered_~__retres1~0#1; {39580#true} is VALID [2022-02-20 19:56:05,894 INFO L290 TraceCheckUtils]: 4: Hoare triple {39580#true} #t~ret5#1 := is_do_write_p_triggered_#res#1;assume { :end_inline_is_do_write_p_triggered } true;assume -2147483648 <= #t~ret5#1 && #t~ret5#1 <= 2147483647;~tmp~0#1 := #t~ret5#1;havoc #t~ret5#1; {39580#true} is VALID [2022-02-20 19:56:05,894 INFO L290 TraceCheckUtils]: 5: Hoare triple {39580#true} assume 0 != ~tmp~0#1;~p_dw_st~0 := 0; {39580#true} is VALID [2022-02-20 19:56:05,894 INFO L290 TraceCheckUtils]: 6: Hoare triple {39580#true} assume { :begin_inline_is_do_read_c_triggered } true;havoc is_do_read_c_triggered_#res#1;havoc is_do_read_c_triggered_~__retres1~1#1;havoc is_do_read_c_triggered_~__retres1~1#1; {39580#true} is VALID [2022-02-20 19:56:05,894 INFO L290 TraceCheckUtils]: 7: Hoare triple {39580#true} assume !(1 == ~c_dr_pc~0); {39580#true} is VALID [2022-02-20 19:56:05,894 INFO L290 TraceCheckUtils]: 8: Hoare triple {39580#true} is_do_read_c_triggered_~__retres1~1#1 := 0; {39580#true} is VALID [2022-02-20 19:56:05,895 INFO L290 TraceCheckUtils]: 9: Hoare triple {39580#true} is_do_read_c_triggered_#res#1 := is_do_read_c_triggered_~__retres1~1#1; {39580#true} is VALID [2022-02-20 19:56:05,895 INFO L290 TraceCheckUtils]: 10: Hoare triple {39580#true} #t~ret6#1 := is_do_read_c_triggered_#res#1;assume { :end_inline_is_do_read_c_triggered } true;assume -2147483648 <= #t~ret6#1 && #t~ret6#1 <= 2147483647;~tmp___0~0#1 := #t~ret6#1;havoc #t~ret6#1; {39580#true} is VALID [2022-02-20 19:56:05,895 INFO L290 TraceCheckUtils]: 11: Hoare triple {39580#true} assume 0 != ~tmp___0~0#1;~c_dr_st~0 := 0; {39580#true} is VALID [2022-02-20 19:56:05,895 INFO L290 TraceCheckUtils]: 12: Hoare triple {39580#true} assume true; {39580#true} is VALID [2022-02-20 19:56:05,895 INFO L284 TraceCheckUtils]: 13: Hoare quadruple {39580#true} {39581#false} #1405#return; {39581#false} is VALID [2022-02-20 19:56:05,895 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2022-02-20 19:56:05,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 19:56:05,901 INFO L290 TraceCheckUtils]: 0: Hoare triple {39634#(and (= |old(~p_dw_st~0)| ~p_dw_st~0) (= ~c_dr_st~0 |old(~c_dr_st~0)|))} havoc ~tmp~0#1;havoc ~tmp___0~0#1;assume { :begin_inline_is_do_write_p_triggered } true;havoc is_do_write_p_triggered_#res#1;havoc is_do_write_p_triggered_~__retres1~0#1;havoc is_do_write_p_triggered_~__retres1~0#1; {39580#true} is VALID [2022-02-20 19:56:05,901 INFO L290 TraceCheckUtils]: 1: Hoare triple {39580#true} assume 1 == ~p_dw_pc~0; {39580#true} is VALID [2022-02-20 19:56:05,901 INFO L290 TraceCheckUtils]: 2: Hoare triple {39580#true} assume 1 == ~q_read_ev~0;is_do_write_p_triggered_~__retres1~0#1 := 1; {39580#true} is VALID [2022-02-20 19:56:05,902 INFO L290 TraceCheckUtils]: 3: Hoare triple {39580#true} is_do_write_p_triggered_#res#1 := is_do_write_p_triggered_~__retres1~0#1; {39580#true} is VALID [2022-02-20 19:56:05,902 INFO L290 TraceCheckUtils]: 4: Hoare triple {39580#true} #t~ret5#1 := is_do_write_p_triggered_#res#1;assume { :end_inline_is_do_write_p_triggered } true;assume -2147483648 <= #t~ret5#1 && #t~ret5#1 <= 2147483647;~tmp~0#1 := #t~ret5#1;havoc #t~ret5#1; {39580#true} is VALID [2022-02-20 19:56:05,902 INFO L290 TraceCheckUtils]: 5: Hoare triple {39580#true} assume 0 != ~tmp~0#1;~p_dw_st~0 := 0; {39580#true} is VALID [2022-02-20 19:56:05,902 INFO L290 TraceCheckUtils]: 6: Hoare triple {39580#true} assume { :begin_inline_is_do_read_c_triggered } true;havoc is_do_read_c_triggered_#res#1;havoc is_do_read_c_triggered_~__retres1~1#1;havoc is_do_read_c_triggered_~__retres1~1#1; {39580#true} is VALID [2022-02-20 19:56:05,902 INFO L290 TraceCheckUtils]: 7: Hoare triple {39580#true} assume !(1 == ~c_dr_pc~0); {39580#true} is VALID [2022-02-20 19:56:05,902 INFO L290 TraceCheckUtils]: 8: Hoare triple {39580#true} is_do_read_c_triggered_~__retres1~1#1 := 0; {39580#true} is VALID [2022-02-20 19:56:05,902 INFO L290 TraceCheckUtils]: 9: Hoare triple {39580#true} is_do_read_c_triggered_#res#1 := is_do_read_c_triggered_~__retres1~1#1; {39580#true} is VALID [2022-02-20 19:56:05,903 INFO L290 TraceCheckUtils]: 10: Hoare triple {39580#true} #t~ret6#1 := is_do_read_c_triggered_#res#1;assume { :end_inline_is_do_read_c_triggered } true;assume -2147483648 <= #t~ret6#1 && #t~ret6#1 <= 2147483647;~tmp___0~0#1 := #t~ret6#1;havoc #t~ret6#1; {39580#true} is VALID [2022-02-20 19:56:05,903 INFO L290 TraceCheckUtils]: 11: Hoare triple {39580#true} assume 0 != ~tmp___0~0#1;~c_dr_st~0 := 0; {39580#true} is VALID [2022-02-20 19:56:05,903 INFO L290 TraceCheckUtils]: 12: Hoare triple {39580#true} assume true; {39580#true} is VALID [2022-02-20 19:56:05,903 INFO L284 TraceCheckUtils]: 13: Hoare quadruple {39580#true} {39581#false} #1407#return; {39581#false} is VALID [2022-02-20 19:56:05,903 INFO L290 TraceCheckUtils]: 0: Hoare triple {39580#true} assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(19, 2);call #Ultimate.allocInit(12, 3);~q_buf_0~0 := 0;~q_free~0 := 0;~q_read_ev~0 := 0;~q_write_ev~0 := 0;~p_num_write~0 := 0;~p_last_write~0 := 0;~p_dw_st~0 := 0;~p_dw_pc~0 := 0;~p_dw_i~0 := 0;~c_num_read~0 := 0;~c_last_read~0 := 0;~c_dr_st~0 := 0;~c_dr_pc~0 := 0;~c_dr_i~0 := 0;~a_t~0 := 0;~m_pc~0 := 0;~t1_pc~0 := 0;~t2_pc~0 := 0;~t3_pc~0 := 0;~t4_pc~0 := 0;~t5_pc~0 := 0;~t6_pc~0 := 0;~t7_pc~0 := 0;~t8_pc~0 := 0;~m_st~0 := 0;~t1_st~0 := 0;~t2_st~0 := 0;~t3_st~0 := 0;~t4_st~0 := 0;~t5_st~0 := 0;~t6_st~0 := 0;~t7_st~0 := 0;~t8_st~0 := 0;~m_i~0 := 0;~t1_i~0 := 0;~t2_i~0 := 0;~t3_i~0 := 0;~t4_i~0 := 0;~t5_i~0 := 0;~t6_i~0 := 0;~t7_i~0 := 0;~t8_i~0 := 0;~M_E~0 := 2;~T1_E~0 := 2;~T2_E~0 := 2;~T3_E~0 := 2;~T4_E~0 := 2;~T5_E~0 := 2;~T6_E~0 := 2;~T7_E~0 := 2;~T8_E~0 := 2;~E_M~0 := 2;~E_1~0 := 2;~E_2~0 := 2;~E_3~0 := 2;~E_4~0 := 2;~E_5~0 := 2;~E_6~0 := 2;~E_7~0 := 2;~E_8~0 := 2;~token~0 := 0;~local~0 := 0; {39580#true} is VALID [2022-02-20 19:56:05,903 INFO L290 TraceCheckUtils]: 1: Hoare triple {39580#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet41#1, main_#t~ret42#1, main_#t~ret43#1;assume -2147483648 <= main_#t~nondet41#1 && main_#t~nondet41#1 <= 2147483647; {39580#true} is VALID [2022-02-20 19:56:05,903 INFO L290 TraceCheckUtils]: 2: Hoare triple {39580#true} assume 0 != main_#t~nondet41#1;havoc main_#t~nondet41#1;assume { :begin_inline_main1 } true;havoc main1_#res#1;havoc main1_~__retres1~3#1;havoc main1_~__retres1~3#1;assume { :begin_inline_init_model1 } true;~q_free~0 := 1;~q_write_ev~0 := 2;~q_read_ev~0 := ~q_write_ev~0;~p_num_write~0 := 0;~p_dw_pc~0 := 0;~p_dw_i~0 := 1;~c_num_read~0 := 0;~c_dr_pc~0 := 0;~c_dr_i~0 := 1; {39580#true} is VALID [2022-02-20 19:56:05,904 INFO L290 TraceCheckUtils]: 3: Hoare triple {39580#true} assume { :end_inline_init_model1 } true;assume { :begin_inline_start_simulation1 } true;havoc start_simulation1_#t~ret12#1, start_simulation1_~kernel_st~0#1, start_simulation1_~tmp~3#1;havoc start_simulation1_~kernel_st~0#1;havoc start_simulation1_~tmp~3#1;start_simulation1_~kernel_st~0#1 := 0;assume { :begin_inline_init_threads1 } true; {39580#true} is VALID [2022-02-20 19:56:05,904 INFO L290 TraceCheckUtils]: 4: Hoare triple {39580#true} assume 1 == ~p_dw_i~0;~p_dw_st~0 := 0; {39580#true} is VALID [2022-02-20 19:56:05,904 INFO L290 TraceCheckUtils]: 5: Hoare triple {39580#true} assume 1 == ~c_dr_i~0;~c_dr_st~0 := 0; {39580#true} is VALID [2022-02-20 19:56:05,904 INFO L290 TraceCheckUtils]: 6: Hoare triple {39580#true} assume { :end_inline_init_threads1 } true; {39580#true} is VALID [2022-02-20 19:56:05,904 INFO L290 TraceCheckUtils]: 7: Hoare triple {39580#true} assume !false; {39580#true} is VALID [2022-02-20 19:56:05,904 INFO L290 TraceCheckUtils]: 8: Hoare triple {39580#true} start_simulation1_~kernel_st~0#1 := 1;assume { :begin_inline_eval1 } true;havoc eval1_#t~ret8#1, eval1_#t~nondet9#1, eval1_#t~nondet10#1, eval1_~tmp~1#1, eval1_~tmp___0~1#1, eval1_~tmp___1~0#1;havoc eval1_~tmp~1#1;havoc eval1_~tmp___0~1#1;havoc eval1_~tmp___1~0#1; {39580#true} is VALID [2022-02-20 19:56:05,904 INFO L290 TraceCheckUtils]: 9: Hoare triple {39580#true} assume !false; {39580#true} is VALID [2022-02-20 19:56:05,905 INFO L272 TraceCheckUtils]: 10: Hoare triple {39580#true} call eval1_#t~ret8#1 := exists_runnable_thread1(); {39580#true} is VALID [2022-02-20 19:56:05,905 INFO L290 TraceCheckUtils]: 11: Hoare triple {39580#true} havoc ~__retres1~2; {39580#true} is VALID [2022-02-20 19:56:05,905 INFO L290 TraceCheckUtils]: 12: Hoare triple {39580#true} assume 0 == ~p_dw_st~0;~__retres1~2 := 1; {39580#true} is VALID [2022-02-20 19:56:05,905 INFO L290 TraceCheckUtils]: 13: Hoare triple {39580#true} #res := ~__retres1~2; {39580#true} is VALID [2022-02-20 19:56:05,905 INFO L290 TraceCheckUtils]: 14: Hoare triple {39580#true} assume true; {39580#true} is VALID [2022-02-20 19:56:05,905 INFO L284 TraceCheckUtils]: 15: Hoare quadruple {39580#true} {39580#true} #1403#return; {39580#true} is VALID [2022-02-20 19:56:05,905 INFO L290 TraceCheckUtils]: 16: Hoare triple {39580#true} assume -2147483648 <= eval1_#t~ret8#1 && eval1_#t~ret8#1 <= 2147483647;eval1_~tmp___1~0#1 := eval1_#t~ret8#1;havoc eval1_#t~ret8#1; {39580#true} is VALID [2022-02-20 19:56:05,905 INFO L290 TraceCheckUtils]: 17: Hoare triple {39580#true} assume 0 != eval1_~tmp___1~0#1; {39580#true} is VALID [2022-02-20 19:56:05,906 INFO L290 TraceCheckUtils]: 18: Hoare triple {39580#true} assume 0 == ~p_dw_st~0;assume -2147483648 <= eval1_#t~nondet9#1 && eval1_#t~nondet9#1 <= 2147483647;eval1_~tmp~1#1 := eval1_#t~nondet9#1;havoc eval1_#t~nondet9#1; {39580#true} is VALID [2022-02-20 19:56:05,906 INFO L290 TraceCheckUtils]: 19: Hoare triple {39580#true} assume 0 != eval1_~tmp~1#1;~p_dw_st~0 := 1;assume { :begin_inline_do_write_p } true;havoc do_write_p_#t~nondet7#1; {39580#true} is VALID [2022-02-20 19:56:05,906 INFO L290 TraceCheckUtils]: 20: Hoare triple {39580#true} assume 0 == ~p_dw_pc~0; {39580#true} is VALID [2022-02-20 19:56:05,906 INFO L290 TraceCheckUtils]: 21: Hoare triple {39580#true} assume !false; {39580#true} is VALID [2022-02-20 19:56:05,906 INFO L290 TraceCheckUtils]: 22: Hoare triple {39580#true} assume !(0 == ~q_free~0); {39580#true} is VALID [2022-02-20 19:56:05,906 INFO L290 TraceCheckUtils]: 23: Hoare triple {39580#true} assume -2147483648 <= do_write_p_#t~nondet7#1 && do_write_p_#t~nondet7#1 <= 2147483647;~q_buf_0~0 := do_write_p_#t~nondet7#1;havoc do_write_p_#t~nondet7#1;~p_last_write~0 := ~q_buf_0~0;~p_num_write~0 := 1 + ~p_num_write~0;~q_free~0 := 0;~q_write_ev~0 := 1; {39580#true} is VALID [2022-02-20 19:56:05,907 INFO L272 TraceCheckUtils]: 24: Hoare triple {39580#true} call immediate_notify_threads(); {39634#(and (= |old(~p_dw_st~0)| ~p_dw_st~0) (= ~c_dr_st~0 |old(~c_dr_st~0)|))} is VALID [2022-02-20 19:56:05,907 INFO L290 TraceCheckUtils]: 25: Hoare triple {39634#(and (= |old(~p_dw_st~0)| ~p_dw_st~0) (= ~c_dr_st~0 |old(~c_dr_st~0)|))} havoc ~tmp~0#1;havoc ~tmp___0~0#1;assume { :begin_inline_is_do_write_p_triggered } true;havoc is_do_write_p_triggered_#res#1;havoc is_do_write_p_triggered_~__retres1~0#1;havoc is_do_write_p_triggered_~__retres1~0#1; {39580#true} is VALID [2022-02-20 19:56:05,907 INFO L290 TraceCheckUtils]: 26: Hoare triple {39580#true} assume !(1 == ~p_dw_pc~0); {39580#true} is VALID [2022-02-20 19:56:05,907 INFO L290 TraceCheckUtils]: 27: Hoare triple {39580#true} is_do_write_p_triggered_~__retres1~0#1 := 0; {39580#true} is VALID [2022-02-20 19:56:05,907 INFO L290 TraceCheckUtils]: 28: Hoare triple {39580#true} is_do_write_p_triggered_#res#1 := is_do_write_p_triggered_~__retres1~0#1; {39580#true} is VALID [2022-02-20 19:56:05,907 INFO L290 TraceCheckUtils]: 29: Hoare triple {39580#true} #t~ret5#1 := is_do_write_p_triggered_#res#1;assume { :end_inline_is_do_write_p_triggered } true;assume -2147483648 <= #t~ret5#1 && #t~ret5#1 <= 2147483647;~tmp~0#1 := #t~ret5#1;havoc #t~ret5#1; {39580#true} is VALID [2022-02-20 19:56:05,908 INFO L290 TraceCheckUtils]: 30: Hoare triple {39580#true} assume !(0 != ~tmp~0#1); {39580#true} is VALID [2022-02-20 19:56:05,908 INFO L290 TraceCheckUtils]: 31: Hoare triple {39580#true} assume { :begin_inline_is_do_read_c_triggered } true;havoc is_do_read_c_triggered_#res#1;havoc is_do_read_c_triggered_~__retres1~1#1;havoc is_do_read_c_triggered_~__retres1~1#1; {39580#true} is VALID [2022-02-20 19:56:05,908 INFO L290 TraceCheckUtils]: 32: Hoare triple {39580#true} assume !(1 == ~c_dr_pc~0); {39580#true} is VALID [2022-02-20 19:56:05,908 INFO L290 TraceCheckUtils]: 33: Hoare triple {39580#true} is_do_read_c_triggered_~__retres1~1#1 := 0; {39635#(and (<= 0 |immediate_notify_threads_is_do_read_c_triggered_~__retres1~1#1|) (<= |immediate_notify_threads_is_do_read_c_triggered_~__retres1~1#1| 0))} is VALID [2022-02-20 19:56:05,909 INFO L290 TraceCheckUtils]: 34: Hoare triple {39635#(and (<= 0 |immediate_notify_threads_is_do_read_c_triggered_~__retres1~1#1|) (<= |immediate_notify_threads_is_do_read_c_triggered_~__retres1~1#1| 0))} is_do_read_c_triggered_#res#1 := is_do_read_c_triggered_~__retres1~1#1; {39636#(and (<= |immediate_notify_threads_is_do_read_c_triggered_#res#1| 0) (<= 0 |immediate_notify_threads_is_do_read_c_triggered_#res#1|))} is VALID [2022-02-20 19:56:05,909 INFO L290 TraceCheckUtils]: 35: Hoare triple {39636#(and (<= |immediate_notify_threads_is_do_read_c_triggered_#res#1| 0) (<= 0 |immediate_notify_threads_is_do_read_c_triggered_#res#1|))} #t~ret6#1 := is_do_read_c_triggered_#res#1;assume { :end_inline_is_do_read_c_triggered } true;assume -2147483648 <= #t~ret6#1 && #t~ret6#1 <= 2147483647;~tmp___0~0#1 := #t~ret6#1;havoc #t~ret6#1; {39637#(and (<= |immediate_notify_threads_~tmp___0~0#1| 0) (< 0 (+ |immediate_notify_threads_~tmp___0~0#1| 1)))} is VALID [2022-02-20 19:56:05,910 INFO L290 TraceCheckUtils]: 36: Hoare triple {39637#(and (<= |immediate_notify_threads_~tmp___0~0#1| 0) (< 0 (+ |immediate_notify_threads_~tmp___0~0#1| 1)))} assume 0 != ~tmp___0~0#1;~c_dr_st~0 := 0; {39581#false} is VALID [2022-02-20 19:56:05,910 INFO L290 TraceCheckUtils]: 37: Hoare triple {39581#false} assume true; {39581#false} is VALID [2022-02-20 19:56:05,910 INFO L284 TraceCheckUtils]: 38: Hoare quadruple {39581#false} {39580#true} #1405#return; {39581#false} is VALID [2022-02-20 19:56:05,910 INFO L290 TraceCheckUtils]: 39: Hoare triple {39581#false} ~q_write_ev~0 := 2; {39581#false} is VALID [2022-02-20 19:56:05,910 INFO L290 TraceCheckUtils]: 40: Hoare triple {39581#false} assume !false; {39581#false} is VALID [2022-02-20 19:56:05,910 INFO L290 TraceCheckUtils]: 41: Hoare triple {39581#false} assume 0 == ~q_free~0;~p_dw_st~0 := 2;~p_dw_pc~0 := 1; {39581#false} is VALID [2022-02-20 19:56:05,910 INFO L290 TraceCheckUtils]: 42: Hoare triple {39581#false} assume { :end_inline_do_write_p } true; {39581#false} is VALID [2022-02-20 19:56:05,911 INFO L290 TraceCheckUtils]: 43: Hoare triple {39581#false} assume !(0 == ~c_dr_st~0); {39581#false} is VALID [2022-02-20 19:56:05,911 INFO L290 TraceCheckUtils]: 44: Hoare triple {39581#false} assume !false; {39581#false} is VALID [2022-02-20 19:56:05,911 INFO L272 TraceCheckUtils]: 45: Hoare triple {39581#false} call eval1_#t~ret8#1 := exists_runnable_thread1(); {39580#true} is VALID [2022-02-20 19:56:05,911 INFO L290 TraceCheckUtils]: 46: Hoare triple {39580#true} havoc ~__retres1~2; {39580#true} is VALID [2022-02-20 19:56:05,911 INFO L290 TraceCheckUtils]: 47: Hoare triple {39580#true} assume 0 == ~p_dw_st~0;~__retres1~2 := 1; {39580#true} is VALID [2022-02-20 19:56:05,911 INFO L290 TraceCheckUtils]: 48: Hoare triple {39580#true} #res := ~__retres1~2; {39580#true} is VALID [2022-02-20 19:56:05,911 INFO L290 TraceCheckUtils]: 49: Hoare triple {39580#true} assume true; {39580#true} is VALID [2022-02-20 19:56:05,912 INFO L284 TraceCheckUtils]: 50: Hoare quadruple {39580#true} {39581#false} #1403#return; {39581#false} is VALID [2022-02-20 19:56:05,912 INFO L290 TraceCheckUtils]: 51: Hoare triple {39581#false} assume -2147483648 <= eval1_#t~ret8#1 && eval1_#t~ret8#1 <= 2147483647;eval1_~tmp___1~0#1 := eval1_#t~ret8#1;havoc eval1_#t~ret8#1; {39581#false} is VALID [2022-02-20 19:56:05,912 INFO L290 TraceCheckUtils]: 52: Hoare triple {39581#false} assume 0 != eval1_~tmp___1~0#1; {39581#false} is VALID [2022-02-20 19:56:05,912 INFO L290 TraceCheckUtils]: 53: Hoare triple {39581#false} assume 0 == ~p_dw_st~0;assume -2147483648 <= eval1_#t~nondet9#1 && eval1_#t~nondet9#1 <= 2147483647;eval1_~tmp~1#1 := eval1_#t~nondet9#1;havoc eval1_#t~nondet9#1; {39581#false} is VALID [2022-02-20 19:56:05,912 INFO L290 TraceCheckUtils]: 54: Hoare triple {39581#false} assume 0 != eval1_~tmp~1#1;~p_dw_st~0 := 1;assume { :begin_inline_do_write_p } true;havoc do_write_p_#t~nondet7#1; {39581#false} is VALID [2022-02-20 19:56:05,912 INFO L290 TraceCheckUtils]: 55: Hoare triple {39581#false} assume !(0 == ~p_dw_pc~0); {39581#false} is VALID [2022-02-20 19:56:05,912 INFO L290 TraceCheckUtils]: 56: Hoare triple {39581#false} assume 1 == ~p_dw_pc~0; {39581#false} is VALID [2022-02-20 19:56:05,912 INFO L290 TraceCheckUtils]: 57: Hoare triple {39581#false} assume -2147483648 <= do_write_p_#t~nondet7#1 && do_write_p_#t~nondet7#1 <= 2147483647;~q_buf_0~0 := do_write_p_#t~nondet7#1;havoc do_write_p_#t~nondet7#1;~p_last_write~0 := ~q_buf_0~0;~p_num_write~0 := 1 + ~p_num_write~0;~q_free~0 := 0;~q_write_ev~0 := 1; {39581#false} is VALID [2022-02-20 19:56:05,913 INFO L272 TraceCheckUtils]: 58: Hoare triple {39581#false} call immediate_notify_threads(); {39634#(and (= |old(~p_dw_st~0)| ~p_dw_st~0) (= ~c_dr_st~0 |old(~c_dr_st~0)|))} is VALID [2022-02-20 19:56:05,913 INFO L290 TraceCheckUtils]: 59: Hoare triple {39634#(and (= |old(~p_dw_st~0)| ~p_dw_st~0) (= ~c_dr_st~0 |old(~c_dr_st~0)|))} havoc ~tmp~0#1;havoc ~tmp___0~0#1;assume { :begin_inline_is_do_write_p_triggered } true;havoc is_do_write_p_triggered_#res#1;havoc is_do_write_p_triggered_~__retres1~0#1;havoc is_do_write_p_triggered_~__retres1~0#1; {39580#true} is VALID [2022-02-20 19:56:05,913 INFO L290 TraceCheckUtils]: 60: Hoare triple {39580#true} assume 1 == ~p_dw_pc~0; {39580#true} is VALID [2022-02-20 19:56:05,913 INFO L290 TraceCheckUtils]: 61: Hoare triple {39580#true} assume 1 == ~q_read_ev~0;is_do_write_p_triggered_~__retres1~0#1 := 1; {39580#true} is VALID [2022-02-20 19:56:05,913 INFO L290 TraceCheckUtils]: 62: Hoare triple {39580#true} is_do_write_p_triggered_#res#1 := is_do_write_p_triggered_~__retres1~0#1; {39580#true} is VALID [2022-02-20 19:56:05,913 INFO L290 TraceCheckUtils]: 63: Hoare triple {39580#true} #t~ret5#1 := is_do_write_p_triggered_#res#1;assume { :end_inline_is_do_write_p_triggered } true;assume -2147483648 <= #t~ret5#1 && #t~ret5#1 <= 2147483647;~tmp~0#1 := #t~ret5#1;havoc #t~ret5#1; {39580#true} is VALID [2022-02-20 19:56:05,913 INFO L290 TraceCheckUtils]: 64: Hoare triple {39580#true} assume 0 != ~tmp~0#1;~p_dw_st~0 := 0; {39580#true} is VALID [2022-02-20 19:56:05,914 INFO L290 TraceCheckUtils]: 65: Hoare triple {39580#true} assume { :begin_inline_is_do_read_c_triggered } true;havoc is_do_read_c_triggered_#res#1;havoc is_do_read_c_triggered_~__retres1~1#1;havoc is_do_read_c_triggered_~__retres1~1#1; {39580#true} is VALID [2022-02-20 19:56:05,914 INFO L290 TraceCheckUtils]: 66: Hoare triple {39580#true} assume !(1 == ~c_dr_pc~0); {39580#true} is VALID [2022-02-20 19:56:05,914 INFO L290 TraceCheckUtils]: 67: Hoare triple {39580#true} is_do_read_c_triggered_~__retres1~1#1 := 0; {39580#true} is VALID [2022-02-20 19:56:05,914 INFO L290 TraceCheckUtils]: 68: Hoare triple {39580#true} is_do_read_c_triggered_#res#1 := is_do_read_c_triggered_~__retres1~1#1; {39580#true} is VALID [2022-02-20 19:56:05,914 INFO L290 TraceCheckUtils]: 69: Hoare triple {39580#true} #t~ret6#1 := is_do_read_c_triggered_#res#1;assume { :end_inline_is_do_read_c_triggered } true;assume -2147483648 <= #t~ret6#1 && #t~ret6#1 <= 2147483647;~tmp___0~0#1 := #t~ret6#1;havoc #t~ret6#1; {39580#true} is VALID [2022-02-20 19:56:05,914 INFO L290 TraceCheckUtils]: 70: Hoare triple {39580#true} assume 0 != ~tmp___0~0#1;~c_dr_st~0 := 0; {39580#true} is VALID [2022-02-20 19:56:05,914 INFO L290 TraceCheckUtils]: 71: Hoare triple {39580#true} assume true; {39580#true} is VALID [2022-02-20 19:56:05,914 INFO L284 TraceCheckUtils]: 72: Hoare quadruple {39580#true} {39581#false} #1405#return; {39581#false} is VALID [2022-02-20 19:56:05,915 INFO L290 TraceCheckUtils]: 73: Hoare triple {39581#false} ~q_write_ev~0 := 2; {39581#false} is VALID [2022-02-20 19:56:05,915 INFO L290 TraceCheckUtils]: 74: Hoare triple {39581#false} assume !false; {39581#false} is VALID [2022-02-20 19:56:05,915 INFO L290 TraceCheckUtils]: 75: Hoare triple {39581#false} assume 0 == ~q_free~0;~p_dw_st~0 := 2;~p_dw_pc~0 := 1; {39581#false} is VALID [2022-02-20 19:56:05,915 INFO L290 TraceCheckUtils]: 76: Hoare triple {39581#false} assume { :end_inline_do_write_p } true; {39581#false} is VALID [2022-02-20 19:56:05,915 INFO L290 TraceCheckUtils]: 77: Hoare triple {39581#false} assume 0 == ~c_dr_st~0;assume -2147483648 <= eval1_#t~nondet10#1 && eval1_#t~nondet10#1 <= 2147483647;eval1_~tmp___0~1#1 := eval1_#t~nondet10#1;havoc eval1_#t~nondet10#1; {39581#false} is VALID [2022-02-20 19:56:05,915 INFO L290 TraceCheckUtils]: 78: Hoare triple {39581#false} assume 0 != eval1_~tmp___0~1#1;~c_dr_st~0 := 1;assume { :begin_inline_do_read_c } true;havoc do_read_c_~a~0#1;havoc do_read_c_~a~0#1; {39581#false} is VALID [2022-02-20 19:56:05,915 INFO L290 TraceCheckUtils]: 79: Hoare triple {39581#false} assume 0 == ~c_dr_pc~0; {39581#false} is VALID [2022-02-20 19:56:05,916 INFO L290 TraceCheckUtils]: 80: Hoare triple {39581#false} assume !false; {39581#false} is VALID [2022-02-20 19:56:05,916 INFO L290 TraceCheckUtils]: 81: Hoare triple {39581#false} assume !(1 == ~q_free~0); {39581#false} is VALID [2022-02-20 19:56:05,916 INFO L290 TraceCheckUtils]: 82: Hoare triple {39581#false} do_read_c_~a~0#1 := ~q_buf_0~0;~c_last_read~0 := do_read_c_~a~0#1;~c_num_read~0 := 1 + ~c_num_read~0;~q_free~0 := 1;~q_read_ev~0 := 1; {39581#false} is VALID [2022-02-20 19:56:05,916 INFO L272 TraceCheckUtils]: 83: Hoare triple {39581#false} call immediate_notify_threads(); {39634#(and (= |old(~p_dw_st~0)| ~p_dw_st~0) (= ~c_dr_st~0 |old(~c_dr_st~0)|))} is VALID [2022-02-20 19:56:05,916 INFO L290 TraceCheckUtils]: 84: Hoare triple {39634#(and (= |old(~p_dw_st~0)| ~p_dw_st~0) (= ~c_dr_st~0 |old(~c_dr_st~0)|))} havoc ~tmp~0#1;havoc ~tmp___0~0#1;assume { :begin_inline_is_do_write_p_triggered } true;havoc is_do_write_p_triggered_#res#1;havoc is_do_write_p_triggered_~__retres1~0#1;havoc is_do_write_p_triggered_~__retres1~0#1; {39580#true} is VALID [2022-02-20 19:56:05,916 INFO L290 TraceCheckUtils]: 85: Hoare triple {39580#true} assume 1 == ~p_dw_pc~0; {39580#true} is VALID [2022-02-20 19:56:05,916 INFO L290 TraceCheckUtils]: 86: Hoare triple {39580#true} assume 1 == ~q_read_ev~0;is_do_write_p_triggered_~__retres1~0#1 := 1; {39580#true} is VALID [2022-02-20 19:56:05,916 INFO L290 TraceCheckUtils]: 87: Hoare triple {39580#true} is_do_write_p_triggered_#res#1 := is_do_write_p_triggered_~__retres1~0#1; {39580#true} is VALID [2022-02-20 19:56:05,917 INFO L290 TraceCheckUtils]: 88: Hoare triple {39580#true} #t~ret5#1 := is_do_write_p_triggered_#res#1;assume { :end_inline_is_do_write_p_triggered } true;assume -2147483648 <= #t~ret5#1 && #t~ret5#1 <= 2147483647;~tmp~0#1 := #t~ret5#1;havoc #t~ret5#1; {39580#true} is VALID [2022-02-20 19:56:05,917 INFO L290 TraceCheckUtils]: 89: Hoare triple {39580#true} assume 0 != ~tmp~0#1;~p_dw_st~0 := 0; {39580#true} is VALID [2022-02-20 19:56:05,917 INFO L290 TraceCheckUtils]: 90: Hoare triple {39580#true} assume { :begin_inline_is_do_read_c_triggered } true;havoc is_do_read_c_triggered_#res#1;havoc is_do_read_c_triggered_~__retres1~1#1;havoc is_do_read_c_triggered_~__retres1~1#1; {39580#true} is VALID [2022-02-20 19:56:05,917 INFO L290 TraceCheckUtils]: 91: Hoare triple {39580#true} assume !(1 == ~c_dr_pc~0); {39580#true} is VALID [2022-02-20 19:56:05,917 INFO L290 TraceCheckUtils]: 92: Hoare triple {39580#true} is_do_read_c_triggered_~__retres1~1#1 := 0; {39580#true} is VALID [2022-02-20 19:56:05,917 INFO L290 TraceCheckUtils]: 93: Hoare triple {39580#true} is_do_read_c_triggered_#res#1 := is_do_read_c_triggered_~__retres1~1#1; {39580#true} is VALID [2022-02-20 19:56:05,917 INFO L290 TraceCheckUtils]: 94: Hoare triple {39580#true} #t~ret6#1 := is_do_read_c_triggered_#res#1;assume { :end_inline_is_do_read_c_triggered } true;assume -2147483648 <= #t~ret6#1 && #t~ret6#1 <= 2147483647;~tmp___0~0#1 := #t~ret6#1;havoc #t~ret6#1; {39580#true} is VALID [2022-02-20 19:56:05,918 INFO L290 TraceCheckUtils]: 95: Hoare triple {39580#true} assume 0 != ~tmp___0~0#1;~c_dr_st~0 := 0; {39580#true} is VALID [2022-02-20 19:56:05,918 INFO L290 TraceCheckUtils]: 96: Hoare triple {39580#true} assume true; {39580#true} is VALID [2022-02-20 19:56:05,918 INFO L284 TraceCheckUtils]: 97: Hoare quadruple {39580#true} {39581#false} #1407#return; {39581#false} is VALID [2022-02-20 19:56:05,918 INFO L290 TraceCheckUtils]: 98: Hoare triple {39581#false} ~q_read_ev~0 := 2; {39581#false} is VALID [2022-02-20 19:56:05,918 INFO L290 TraceCheckUtils]: 99: Hoare triple {39581#false} assume ~p_last_write~0 == ~c_last_read~0; {39581#false} is VALID [2022-02-20 19:56:05,918 INFO L290 TraceCheckUtils]: 100: Hoare triple {39581#false} assume !(~p_num_write~0 == ~c_num_read~0); {39581#false} is VALID [2022-02-20 19:56:05,918 INFO L272 TraceCheckUtils]: 101: Hoare triple {39581#false} call error1(); {39581#false} is VALID [2022-02-20 19:56:05,918 INFO L290 TraceCheckUtils]: 102: Hoare triple {39581#false} assume !false; {39581#false} is VALID [2022-02-20 19:56:05,919 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 13 proven. 10 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2022-02-20 19:56:05,919 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 19:56:05,919 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [467710735] [2022-02-20 19:56:05,919 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [467710735] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-20 19:56:05,920 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [244590657] [2022-02-20 19:56:05,920 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 19:56:05,920 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-20 19:56:05,920 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-20 19:56:05,924 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-02-20 19:56:05,952 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-02-20 19:56:06,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 19:56:06,046 INFO L263 TraceCheckSpWp]: Trace formula consists of 440 conjuncts, 2 conjunts are in the unsatisfiable core [2022-02-20 19:56:06,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 19:56:06,086 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-20 19:56:06,287 INFO L290 TraceCheckUtils]: 0: Hoare triple {39580#true} assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(19, 2);call #Ultimate.allocInit(12, 3);~q_buf_0~0 := 0;~q_free~0 := 0;~q_read_ev~0 := 0;~q_write_ev~0 := 0;~p_num_write~0 := 0;~p_last_write~0 := 0;~p_dw_st~0 := 0;~p_dw_pc~0 := 0;~p_dw_i~0 := 0;~c_num_read~0 := 0;~c_last_read~0 := 0;~c_dr_st~0 := 0;~c_dr_pc~0 := 0;~c_dr_i~0 := 0;~a_t~0 := 0;~m_pc~0 := 0;~t1_pc~0 := 0;~t2_pc~0 := 0;~t3_pc~0 := 0;~t4_pc~0 := 0;~t5_pc~0 := 0;~t6_pc~0 := 0;~t7_pc~0 := 0;~t8_pc~0 := 0;~m_st~0 := 0;~t1_st~0 := 0;~t2_st~0 := 0;~t3_st~0 := 0;~t4_st~0 := 0;~t5_st~0 := 0;~t6_st~0 := 0;~t7_st~0 := 0;~t8_st~0 := 0;~m_i~0 := 0;~t1_i~0 := 0;~t2_i~0 := 0;~t3_i~0 := 0;~t4_i~0 := 0;~t5_i~0 := 0;~t6_i~0 := 0;~t7_i~0 := 0;~t8_i~0 := 0;~M_E~0 := 2;~T1_E~0 := 2;~T2_E~0 := 2;~T3_E~0 := 2;~T4_E~0 := 2;~T5_E~0 := 2;~T6_E~0 := 2;~T7_E~0 := 2;~T8_E~0 := 2;~E_M~0 := 2;~E_1~0 := 2;~E_2~0 := 2;~E_3~0 := 2;~E_4~0 := 2;~E_5~0 := 2;~E_6~0 := 2;~E_7~0 := 2;~E_8~0 := 2;~token~0 := 0;~local~0 := 0; {39580#true} is VALID [2022-02-20 19:56:06,287 INFO L290 TraceCheckUtils]: 1: Hoare triple {39580#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet41#1, main_#t~ret42#1, main_#t~ret43#1;assume -2147483648 <= main_#t~nondet41#1 && main_#t~nondet41#1 <= 2147483647; {39580#true} is VALID [2022-02-20 19:56:06,288 INFO L290 TraceCheckUtils]: 2: Hoare triple {39580#true} assume 0 != main_#t~nondet41#1;havoc main_#t~nondet41#1;assume { :begin_inline_main1 } true;havoc main1_#res#1;havoc main1_~__retres1~3#1;havoc main1_~__retres1~3#1;assume { :begin_inline_init_model1 } true;~q_free~0 := 1;~q_write_ev~0 := 2;~q_read_ev~0 := ~q_write_ev~0;~p_num_write~0 := 0;~p_dw_pc~0 := 0;~p_dw_i~0 := 1;~c_num_read~0 := 0;~c_dr_pc~0 := 0;~c_dr_i~0 := 1; {39580#true} is VALID [2022-02-20 19:56:06,288 INFO L290 TraceCheckUtils]: 3: Hoare triple {39580#true} assume { :end_inline_init_model1 } true;assume { :begin_inline_start_simulation1 } true;havoc start_simulation1_#t~ret12#1, start_simulation1_~kernel_st~0#1, start_simulation1_~tmp~3#1;havoc start_simulation1_~kernel_st~0#1;havoc start_simulation1_~tmp~3#1;start_simulation1_~kernel_st~0#1 := 0;assume { :begin_inline_init_threads1 } true; {39580#true} is VALID [2022-02-20 19:56:06,288 INFO L290 TraceCheckUtils]: 4: Hoare triple {39580#true} assume 1 == ~p_dw_i~0;~p_dw_st~0 := 0; {39580#true} is VALID [2022-02-20 19:56:06,288 INFO L290 TraceCheckUtils]: 5: Hoare triple {39580#true} assume 1 == ~c_dr_i~0;~c_dr_st~0 := 0; {39580#true} is VALID [2022-02-20 19:56:06,288 INFO L290 TraceCheckUtils]: 6: Hoare triple {39580#true} assume { :end_inline_init_threads1 } true; {39580#true} is VALID [2022-02-20 19:56:06,288 INFO L290 TraceCheckUtils]: 7: Hoare triple {39580#true} assume !false; {39580#true} is VALID [2022-02-20 19:56:06,288 INFO L290 TraceCheckUtils]: 8: Hoare triple {39580#true} start_simulation1_~kernel_st~0#1 := 1;assume { :begin_inline_eval1 } true;havoc eval1_#t~ret8#1, eval1_#t~nondet9#1, eval1_#t~nondet10#1, eval1_~tmp~1#1, eval1_~tmp___0~1#1, eval1_~tmp___1~0#1;havoc eval1_~tmp~1#1;havoc eval1_~tmp___0~1#1;havoc eval1_~tmp___1~0#1; {39580#true} is VALID [2022-02-20 19:56:06,289 INFO L290 TraceCheckUtils]: 9: Hoare triple {39580#true} assume !false; {39580#true} is VALID [2022-02-20 19:56:06,290 INFO L272 TraceCheckUtils]: 10: Hoare triple {39580#true} call eval1_#t~ret8#1 := exists_runnable_thread1(); {39580#true} is VALID [2022-02-20 19:56:06,290 INFO L290 TraceCheckUtils]: 11: Hoare triple {39580#true} havoc ~__retres1~2; {39580#true} is VALID [2022-02-20 19:56:06,290 INFO L290 TraceCheckUtils]: 12: Hoare triple {39580#true} assume 0 == ~p_dw_st~0;~__retres1~2 := 1; {39580#true} is VALID [2022-02-20 19:56:06,290 INFO L290 TraceCheckUtils]: 13: Hoare triple {39580#true} #res := ~__retres1~2; {39580#true} is VALID [2022-02-20 19:56:06,290 INFO L290 TraceCheckUtils]: 14: Hoare triple {39580#true} assume true; {39580#true} is VALID [2022-02-20 19:56:06,290 INFO L284 TraceCheckUtils]: 15: Hoare quadruple {39580#true} {39580#true} #1403#return; {39580#true} is VALID [2022-02-20 19:56:06,291 INFO L290 TraceCheckUtils]: 16: Hoare triple {39580#true} assume -2147483648 <= eval1_#t~ret8#1 && eval1_#t~ret8#1 <= 2147483647;eval1_~tmp___1~0#1 := eval1_#t~ret8#1;havoc eval1_#t~ret8#1; {39580#true} is VALID [2022-02-20 19:56:06,291 INFO L290 TraceCheckUtils]: 17: Hoare triple {39580#true} assume 0 != eval1_~tmp___1~0#1; {39580#true} is VALID [2022-02-20 19:56:06,291 INFO L290 TraceCheckUtils]: 18: Hoare triple {39580#true} assume 0 == ~p_dw_st~0;assume -2147483648 <= eval1_#t~nondet9#1 && eval1_#t~nondet9#1 <= 2147483647;eval1_~tmp~1#1 := eval1_#t~nondet9#1;havoc eval1_#t~nondet9#1; {39580#true} is VALID [2022-02-20 19:56:06,292 INFO L290 TraceCheckUtils]: 19: Hoare triple {39580#true} assume 0 != eval1_~tmp~1#1;~p_dw_st~0 := 1;assume { :begin_inline_do_write_p } true;havoc do_write_p_#t~nondet7#1; {39580#true} is VALID [2022-02-20 19:56:06,292 INFO L290 TraceCheckUtils]: 20: Hoare triple {39580#true} assume 0 == ~p_dw_pc~0; {39580#true} is VALID [2022-02-20 19:56:06,292 INFO L290 TraceCheckUtils]: 21: Hoare triple {39580#true} assume !false; {39580#true} is VALID [2022-02-20 19:56:06,292 INFO L290 TraceCheckUtils]: 22: Hoare triple {39580#true} assume !(0 == ~q_free~0); {39580#true} is VALID [2022-02-20 19:56:06,292 INFO L290 TraceCheckUtils]: 23: Hoare triple {39580#true} assume -2147483648 <= do_write_p_#t~nondet7#1 && do_write_p_#t~nondet7#1 <= 2147483647;~q_buf_0~0 := do_write_p_#t~nondet7#1;havoc do_write_p_#t~nondet7#1;~p_last_write~0 := ~q_buf_0~0;~p_num_write~0 := 1 + ~p_num_write~0;~q_free~0 := 0;~q_write_ev~0 := 1; {39580#true} is VALID [2022-02-20 19:56:06,292 INFO L272 TraceCheckUtils]: 24: Hoare triple {39580#true} call immediate_notify_threads(); {39580#true} is VALID [2022-02-20 19:56:06,293 INFO L290 TraceCheckUtils]: 25: Hoare triple {39580#true} havoc ~tmp~0#1;havoc ~tmp___0~0#1;assume { :begin_inline_is_do_write_p_triggered } true;havoc is_do_write_p_triggered_#res#1;havoc is_do_write_p_triggered_~__retres1~0#1;havoc is_do_write_p_triggered_~__retres1~0#1; {39580#true} is VALID [2022-02-20 19:56:06,293 INFO L290 TraceCheckUtils]: 26: Hoare triple {39580#true} assume !(1 == ~p_dw_pc~0); {39580#true} is VALID [2022-02-20 19:56:06,293 INFO L290 TraceCheckUtils]: 27: Hoare triple {39580#true} is_do_write_p_triggered_~__retres1~0#1 := 0; {39580#true} is VALID [2022-02-20 19:56:06,293 INFO L290 TraceCheckUtils]: 28: Hoare triple {39580#true} is_do_write_p_triggered_#res#1 := is_do_write_p_triggered_~__retres1~0#1; {39580#true} is VALID [2022-02-20 19:56:06,293 INFO L290 TraceCheckUtils]: 29: Hoare triple {39580#true} #t~ret5#1 := is_do_write_p_triggered_#res#1;assume { :end_inline_is_do_write_p_triggered } true;assume -2147483648 <= #t~ret5#1 && #t~ret5#1 <= 2147483647;~tmp~0#1 := #t~ret5#1;havoc #t~ret5#1; {39580#true} is VALID [2022-02-20 19:56:06,293 INFO L290 TraceCheckUtils]: 30: Hoare triple {39580#true} assume !(0 != ~tmp~0#1); {39580#true} is VALID [2022-02-20 19:56:06,293 INFO L290 TraceCheckUtils]: 31: Hoare triple {39580#true} assume { :begin_inline_is_do_read_c_triggered } true;havoc is_do_read_c_triggered_#res#1;havoc is_do_read_c_triggered_~__retres1~1#1;havoc is_do_read_c_triggered_~__retres1~1#1; {39580#true} is VALID [2022-02-20 19:56:06,293 INFO L290 TraceCheckUtils]: 32: Hoare triple {39580#true} assume !(1 == ~c_dr_pc~0); {39580#true} is VALID [2022-02-20 19:56:06,294 INFO L290 TraceCheckUtils]: 33: Hoare triple {39580#true} is_do_read_c_triggered_~__retres1~1#1 := 0; {39580#true} is VALID [2022-02-20 19:56:06,294 INFO L290 TraceCheckUtils]: 34: Hoare triple {39580#true} is_do_read_c_triggered_#res#1 := is_do_read_c_triggered_~__retres1~1#1; {39580#true} is VALID [2022-02-20 19:56:06,294 INFO L290 TraceCheckUtils]: 35: Hoare triple {39580#true} #t~ret6#1 := is_do_read_c_triggered_#res#1;assume { :end_inline_is_do_read_c_triggered } true;assume -2147483648 <= #t~ret6#1 && #t~ret6#1 <= 2147483647;~tmp___0~0#1 := #t~ret6#1;havoc #t~ret6#1; {39580#true} is VALID [2022-02-20 19:56:06,294 INFO L290 TraceCheckUtils]: 36: Hoare triple {39580#true} assume 0 != ~tmp___0~0#1;~c_dr_st~0 := 0; {39580#true} is VALID [2022-02-20 19:56:06,294 INFO L290 TraceCheckUtils]: 37: Hoare triple {39580#true} assume true; {39580#true} is VALID [2022-02-20 19:56:06,294 INFO L284 TraceCheckUtils]: 38: Hoare quadruple {39580#true} {39580#true} #1405#return; {39580#true} is VALID [2022-02-20 19:56:06,294 INFO L290 TraceCheckUtils]: 39: Hoare triple {39580#true} ~q_write_ev~0 := 2; {39580#true} is VALID [2022-02-20 19:56:06,295 INFO L290 TraceCheckUtils]: 40: Hoare triple {39580#true} assume !false; {39580#true} is VALID [2022-02-20 19:56:06,295 INFO L290 TraceCheckUtils]: 41: Hoare triple {39580#true} assume 0 == ~q_free~0;~p_dw_st~0 := 2;~p_dw_pc~0 := 1; {39764#(<= 2 ~p_dw_st~0)} is VALID [2022-02-20 19:56:06,296 INFO L290 TraceCheckUtils]: 42: Hoare triple {39764#(<= 2 ~p_dw_st~0)} assume { :end_inline_do_write_p } true; {39764#(<= 2 ~p_dw_st~0)} is VALID [2022-02-20 19:56:06,296 INFO L290 TraceCheckUtils]: 43: Hoare triple {39764#(<= 2 ~p_dw_st~0)} assume !(0 == ~c_dr_st~0); {39764#(<= 2 ~p_dw_st~0)} is VALID [2022-02-20 19:56:06,297 INFO L290 TraceCheckUtils]: 44: Hoare triple {39764#(<= 2 ~p_dw_st~0)} assume !false; {39764#(<= 2 ~p_dw_st~0)} is VALID [2022-02-20 19:56:06,297 INFO L272 TraceCheckUtils]: 45: Hoare triple {39764#(<= 2 ~p_dw_st~0)} call eval1_#t~ret8#1 := exists_runnable_thread1(); {39764#(<= 2 ~p_dw_st~0)} is VALID [2022-02-20 19:56:06,297 INFO L290 TraceCheckUtils]: 46: Hoare triple {39764#(<= 2 ~p_dw_st~0)} havoc ~__retres1~2; {39764#(<= 2 ~p_dw_st~0)} is VALID [2022-02-20 19:56:06,299 INFO L290 TraceCheckUtils]: 47: Hoare triple {39764#(<= 2 ~p_dw_st~0)} assume 0 == ~p_dw_st~0;~__retres1~2 := 1; {39581#false} is VALID [2022-02-20 19:56:06,302 INFO L290 TraceCheckUtils]: 48: Hoare triple {39581#false} #res := ~__retres1~2; {39581#false} is VALID [2022-02-20 19:56:06,302 INFO L290 TraceCheckUtils]: 49: Hoare triple {39581#false} assume true; {39581#false} is VALID [2022-02-20 19:56:06,303 INFO L284 TraceCheckUtils]: 50: Hoare quadruple {39581#false} {39764#(<= 2 ~p_dw_st~0)} #1403#return; {39581#false} is VALID [2022-02-20 19:56:06,303 INFO L290 TraceCheckUtils]: 51: Hoare triple {39581#false} assume -2147483648 <= eval1_#t~ret8#1 && eval1_#t~ret8#1 <= 2147483647;eval1_~tmp___1~0#1 := eval1_#t~ret8#1;havoc eval1_#t~ret8#1; {39581#false} is VALID [2022-02-20 19:56:06,303 INFO L290 TraceCheckUtils]: 52: Hoare triple {39581#false} assume 0 != eval1_~tmp___1~0#1; {39581#false} is VALID [2022-02-20 19:56:06,303 INFO L290 TraceCheckUtils]: 53: Hoare triple {39581#false} assume 0 == ~p_dw_st~0;assume -2147483648 <= eval1_#t~nondet9#1 && eval1_#t~nondet9#1 <= 2147483647;eval1_~tmp~1#1 := eval1_#t~nondet9#1;havoc eval1_#t~nondet9#1; {39581#false} is VALID [2022-02-20 19:56:06,303 INFO L290 TraceCheckUtils]: 54: Hoare triple {39581#false} assume 0 != eval1_~tmp~1#1;~p_dw_st~0 := 1;assume { :begin_inline_do_write_p } true;havoc do_write_p_#t~nondet7#1; {39581#false} is VALID [2022-02-20 19:56:06,303 INFO L290 TraceCheckUtils]: 55: Hoare triple {39581#false} assume !(0 == ~p_dw_pc~0); {39581#false} is VALID [2022-02-20 19:56:06,303 INFO L290 TraceCheckUtils]: 56: Hoare triple {39581#false} assume 1 == ~p_dw_pc~0; {39581#false} is VALID [2022-02-20 19:56:06,304 INFO L290 TraceCheckUtils]: 57: Hoare triple {39581#false} assume -2147483648 <= do_write_p_#t~nondet7#1 && do_write_p_#t~nondet7#1 <= 2147483647;~q_buf_0~0 := do_write_p_#t~nondet7#1;havoc do_write_p_#t~nondet7#1;~p_last_write~0 := ~q_buf_0~0;~p_num_write~0 := 1 + ~p_num_write~0;~q_free~0 := 0;~q_write_ev~0 := 1; {39581#false} is VALID [2022-02-20 19:56:06,304 INFO L272 TraceCheckUtils]: 58: Hoare triple {39581#false} call immediate_notify_threads(); {39581#false} is VALID [2022-02-20 19:56:06,305 INFO L290 TraceCheckUtils]: 59: Hoare triple {39581#false} havoc ~tmp~0#1;havoc ~tmp___0~0#1;assume { :begin_inline_is_do_write_p_triggered } true;havoc is_do_write_p_triggered_#res#1;havoc is_do_write_p_triggered_~__retres1~0#1;havoc is_do_write_p_triggered_~__retres1~0#1; {39581#false} is VALID [2022-02-20 19:56:06,305 INFO L290 TraceCheckUtils]: 60: Hoare triple {39581#false} assume 1 == ~p_dw_pc~0; {39581#false} is VALID [2022-02-20 19:56:06,305 INFO L290 TraceCheckUtils]: 61: Hoare triple {39581#false} assume 1 == ~q_read_ev~0;is_do_write_p_triggered_~__retres1~0#1 := 1; {39581#false} is VALID [2022-02-20 19:56:06,305 INFO L290 TraceCheckUtils]: 62: Hoare triple {39581#false} is_do_write_p_triggered_#res#1 := is_do_write_p_triggered_~__retres1~0#1; {39581#false} is VALID [2022-02-20 19:56:06,305 INFO L290 TraceCheckUtils]: 63: Hoare triple {39581#false} #t~ret5#1 := is_do_write_p_triggered_#res#1;assume { :end_inline_is_do_write_p_triggered } true;assume -2147483648 <= #t~ret5#1 && #t~ret5#1 <= 2147483647;~tmp~0#1 := #t~ret5#1;havoc #t~ret5#1; {39581#false} is VALID [2022-02-20 19:56:06,305 INFO L290 TraceCheckUtils]: 64: Hoare triple {39581#false} assume 0 != ~tmp~0#1;~p_dw_st~0 := 0; {39581#false} is VALID [2022-02-20 19:56:06,305 INFO L290 TraceCheckUtils]: 65: Hoare triple {39581#false} assume { :begin_inline_is_do_read_c_triggered } true;havoc is_do_read_c_triggered_#res#1;havoc is_do_read_c_triggered_~__retres1~1#1;havoc is_do_read_c_triggered_~__retres1~1#1; {39581#false} is VALID [2022-02-20 19:56:06,306 INFO L290 TraceCheckUtils]: 66: Hoare triple {39581#false} assume !(1 == ~c_dr_pc~0); {39581#false} is VALID [2022-02-20 19:56:06,306 INFO L290 TraceCheckUtils]: 67: Hoare triple {39581#false} is_do_read_c_triggered_~__retres1~1#1 := 0; {39581#false} is VALID [2022-02-20 19:56:06,306 INFO L290 TraceCheckUtils]: 68: Hoare triple {39581#false} is_do_read_c_triggered_#res#1 := is_do_read_c_triggered_~__retres1~1#1; {39581#false} is VALID [2022-02-20 19:56:06,306 INFO L290 TraceCheckUtils]: 69: Hoare triple {39581#false} #t~ret6#1 := is_do_read_c_triggered_#res#1;assume { :end_inline_is_do_read_c_triggered } true;assume -2147483648 <= #t~ret6#1 && #t~ret6#1 <= 2147483647;~tmp___0~0#1 := #t~ret6#1;havoc #t~ret6#1; {39581#false} is VALID [2022-02-20 19:56:06,306 INFO L290 TraceCheckUtils]: 70: Hoare triple {39581#false} assume 0 != ~tmp___0~0#1;~c_dr_st~0 := 0; {39581#false} is VALID [2022-02-20 19:56:06,306 INFO L290 TraceCheckUtils]: 71: Hoare triple {39581#false} assume true; {39581#false} is VALID [2022-02-20 19:56:06,306 INFO L284 TraceCheckUtils]: 72: Hoare quadruple {39581#false} {39581#false} #1405#return; {39581#false} is VALID [2022-02-20 19:56:06,307 INFO L290 TraceCheckUtils]: 73: Hoare triple {39581#false} ~q_write_ev~0 := 2; {39581#false} is VALID [2022-02-20 19:56:06,307 INFO L290 TraceCheckUtils]: 74: Hoare triple {39581#false} assume !false; {39581#false} is VALID [2022-02-20 19:56:06,307 INFO L290 TraceCheckUtils]: 75: Hoare triple {39581#false} assume 0 == ~q_free~0;~p_dw_st~0 := 2;~p_dw_pc~0 := 1; {39581#false} is VALID [2022-02-20 19:56:06,307 INFO L290 TraceCheckUtils]: 76: Hoare triple {39581#false} assume { :end_inline_do_write_p } true; {39581#false} is VALID [2022-02-20 19:56:06,307 INFO L290 TraceCheckUtils]: 77: Hoare triple {39581#false} assume 0 == ~c_dr_st~0;assume -2147483648 <= eval1_#t~nondet10#1 && eval1_#t~nondet10#1 <= 2147483647;eval1_~tmp___0~1#1 := eval1_#t~nondet10#1;havoc eval1_#t~nondet10#1; {39581#false} is VALID [2022-02-20 19:56:06,307 INFO L290 TraceCheckUtils]: 78: Hoare triple {39581#false} assume 0 != eval1_~tmp___0~1#1;~c_dr_st~0 := 1;assume { :begin_inline_do_read_c } true;havoc do_read_c_~a~0#1;havoc do_read_c_~a~0#1; {39581#false} is VALID [2022-02-20 19:56:06,307 INFO L290 TraceCheckUtils]: 79: Hoare triple {39581#false} assume 0 == ~c_dr_pc~0; {39581#false} is VALID [2022-02-20 19:56:06,308 INFO L290 TraceCheckUtils]: 80: Hoare triple {39581#false} assume !false; {39581#false} is VALID [2022-02-20 19:56:06,308 INFO L290 TraceCheckUtils]: 81: Hoare triple {39581#false} assume !(1 == ~q_free~0); {39581#false} is VALID [2022-02-20 19:56:06,308 INFO L290 TraceCheckUtils]: 82: Hoare triple {39581#false} do_read_c_~a~0#1 := ~q_buf_0~0;~c_last_read~0 := do_read_c_~a~0#1;~c_num_read~0 := 1 + ~c_num_read~0;~q_free~0 := 1;~q_read_ev~0 := 1; {39581#false} is VALID [2022-02-20 19:56:06,308 INFO L272 TraceCheckUtils]: 83: Hoare triple {39581#false} call immediate_notify_threads(); {39581#false} is VALID [2022-02-20 19:56:06,308 INFO L290 TraceCheckUtils]: 84: Hoare triple {39581#false} havoc ~tmp~0#1;havoc ~tmp___0~0#1;assume { :begin_inline_is_do_write_p_triggered } true;havoc is_do_write_p_triggered_#res#1;havoc is_do_write_p_triggered_~__retres1~0#1;havoc is_do_write_p_triggered_~__retres1~0#1; {39581#false} is VALID [2022-02-20 19:56:06,308 INFO L290 TraceCheckUtils]: 85: Hoare triple {39581#false} assume 1 == ~p_dw_pc~0; {39581#false} is VALID [2022-02-20 19:56:06,308 INFO L290 TraceCheckUtils]: 86: Hoare triple {39581#false} assume 1 == ~q_read_ev~0;is_do_write_p_triggered_~__retres1~0#1 := 1; {39581#false} is VALID [2022-02-20 19:56:06,308 INFO L290 TraceCheckUtils]: 87: Hoare triple {39581#false} is_do_write_p_triggered_#res#1 := is_do_write_p_triggered_~__retres1~0#1; {39581#false} is VALID [2022-02-20 19:56:06,309 INFO L290 TraceCheckUtils]: 88: Hoare triple {39581#false} #t~ret5#1 := is_do_write_p_triggered_#res#1;assume { :end_inline_is_do_write_p_triggered } true;assume -2147483648 <= #t~ret5#1 && #t~ret5#1 <= 2147483647;~tmp~0#1 := #t~ret5#1;havoc #t~ret5#1; {39581#false} is VALID [2022-02-20 19:56:06,309 INFO L290 TraceCheckUtils]: 89: Hoare triple {39581#false} assume 0 != ~tmp~0#1;~p_dw_st~0 := 0; {39581#false} is VALID [2022-02-20 19:56:06,309 INFO L290 TraceCheckUtils]: 90: Hoare triple {39581#false} assume { :begin_inline_is_do_read_c_triggered } true;havoc is_do_read_c_triggered_#res#1;havoc is_do_read_c_triggered_~__retres1~1#1;havoc is_do_read_c_triggered_~__retres1~1#1; {39581#false} is VALID [2022-02-20 19:56:06,309 INFO L290 TraceCheckUtils]: 91: Hoare triple {39581#false} assume !(1 == ~c_dr_pc~0); {39581#false} is VALID [2022-02-20 19:56:06,309 INFO L290 TraceCheckUtils]: 92: Hoare triple {39581#false} is_do_read_c_triggered_~__retres1~1#1 := 0; {39581#false} is VALID [2022-02-20 19:56:06,309 INFO L290 TraceCheckUtils]: 93: Hoare triple {39581#false} is_do_read_c_triggered_#res#1 := is_do_read_c_triggered_~__retres1~1#1; {39581#false} is VALID [2022-02-20 19:56:06,309 INFO L290 TraceCheckUtils]: 94: Hoare triple {39581#false} #t~ret6#1 := is_do_read_c_triggered_#res#1;assume { :end_inline_is_do_read_c_triggered } true;assume -2147483648 <= #t~ret6#1 && #t~ret6#1 <= 2147483647;~tmp___0~0#1 := #t~ret6#1;havoc #t~ret6#1; {39581#false} is VALID [2022-02-20 19:56:06,310 INFO L290 TraceCheckUtils]: 95: Hoare triple {39581#false} assume 0 != ~tmp___0~0#1;~c_dr_st~0 := 0; {39581#false} is VALID [2022-02-20 19:56:06,310 INFO L290 TraceCheckUtils]: 96: Hoare triple {39581#false} assume true; {39581#false} is VALID [2022-02-20 19:56:06,310 INFO L284 TraceCheckUtils]: 97: Hoare quadruple {39581#false} {39581#false} #1407#return; {39581#false} is VALID [2022-02-20 19:56:06,310 INFO L290 TraceCheckUtils]: 98: Hoare triple {39581#false} ~q_read_ev~0 := 2; {39581#false} is VALID [2022-02-20 19:56:06,310 INFO L290 TraceCheckUtils]: 99: Hoare triple {39581#false} assume ~p_last_write~0 == ~c_last_read~0; {39581#false} is VALID [2022-02-20 19:56:06,310 INFO L290 TraceCheckUtils]: 100: Hoare triple {39581#false} assume !(~p_num_write~0 == ~c_num_read~0); {39581#false} is VALID [2022-02-20 19:56:06,310 INFO L272 TraceCheckUtils]: 101: Hoare triple {39581#false} call error1(); {39581#false} is VALID [2022-02-20 19:56:06,311 INFO L290 TraceCheckUtils]: 102: Hoare triple {39581#false} assume !false; {39581#false} is VALID [2022-02-20 19:56:06,311 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-02-20 19:56:06,311 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-02-20 19:56:06,311 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [244590657] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 19:56:06,311 INFO L191 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-02-20 19:56:06,312 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [6] total 7 [2022-02-20 19:56:06,312 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [722228090] [2022-02-20 19:56:06,312 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 19:56:06,313 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 26.0) internal successors, (78), 3 states have internal predecessors, (78), 3 states have call successors, (6), 3 states have call predecessors, (6), 2 states have return successors, (5), 2 states have call predecessors, (5), 3 states have call successors, (5) Word has length 103 [2022-02-20 19:56:06,313 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 19:56:06,313 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 3 states, 3 states have (on average 26.0) internal successors, (78), 3 states have internal predecessors, (78), 3 states have call successors, (6), 3 states have call predecessors, (6), 2 states have return successors, (5), 2 states have call predecessors, (5), 3 states have call successors, (5) [2022-02-20 19:56:06,364 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 89 edges. 89 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 19:56:06,364 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-02-20 19:56:06,364 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 19:56:06,365 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-02-20 19:56:06,365 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-02-20 19:56:06,366 INFO L87 Difference]: Start difference. First operand 1091 states and 1476 transitions. Second operand has 3 states, 3 states have (on average 26.0) internal successors, (78), 3 states have internal predecessors, (78), 3 states have call successors, (6), 3 states have call predecessors, (6), 2 states have return successors, (5), 2 states have call predecessors, (5), 3 states have call successors, (5) [2022-02-20 19:56:06,919 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 19:56:06,920 INFO L93 Difference]: Finished difference Result 1403 states and 1864 transitions. [2022-02-20 19:56:06,920 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-20 19:56:06,920 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 26.0) internal successors, (78), 3 states have internal predecessors, (78), 3 states have call successors, (6), 3 states have call predecessors, (6), 2 states have return successors, (5), 2 states have call predecessors, (5), 3 states have call successors, (5) Word has length 103 [2022-02-20 19:56:06,920 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-20 19:56:06,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 26.0) internal successors, (78), 3 states have internal predecessors, (78), 3 states have call successors, (6), 3 states have call predecessors, (6), 2 states have return successors, (5), 2 states have call predecessors, (5), 3 states have call successors, (5) [2022-02-20 19:56:06,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 672 transitions. [2022-02-20 19:56:06,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 26.0) internal successors, (78), 3 states have internal predecessors, (78), 3 states have call successors, (6), 3 states have call predecessors, (6), 2 states have return successors, (5), 2 states have call predecessors, (5), 3 states have call successors, (5) [2022-02-20 19:56:06,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 672 transitions. [2022-02-20 19:56:06,926 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 672 transitions. [2022-02-20 19:56:07,332 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 672 edges. 672 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 19:56:07,337 INFO L225 Difference]: With dead ends: 1403 [2022-02-20 19:56:07,337 INFO L226 Difference]: Without dead ends: 285 [2022-02-20 19:56:07,339 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 118 GetRequests, 113 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-02-20 19:56:07,339 INFO L933 BasicCegarLoop]: 579 mSDtfsCounter, 61 mSDsluCounter, 510 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 61 SdHoareTripleChecker+Valid, 1089 SdHoareTripleChecker+Invalid, 10 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-02-20 19:56:07,339 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [61 Valid, 1089 Invalid, 10 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-02-20 19:56:07,340 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 285 states. [2022-02-20 19:56:07,347 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 285 to 285. [2022-02-20 19:56:07,347 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-20 19:56:07,347 INFO L82 GeneralOperation]: Start isEquivalent. First operand 285 states. Second operand has 285 states, 254 states have (on average 1.5669291338582678) internal successors, (398), 256 states have internal predecessors, (398), 24 states have call successors, (24), 7 states have call predecessors, (24), 6 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2022-02-20 19:56:07,347 INFO L74 IsIncluded]: Start isIncluded. First operand 285 states. Second operand has 285 states, 254 states have (on average 1.5669291338582678) internal successors, (398), 256 states have internal predecessors, (398), 24 states have call successors, (24), 7 states have call predecessors, (24), 6 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2022-02-20 19:56:07,348 INFO L87 Difference]: Start difference. First operand 285 states. Second operand has 285 states, 254 states have (on average 1.5669291338582678) internal successors, (398), 256 states have internal predecessors, (398), 24 states have call successors, (24), 7 states have call predecessors, (24), 6 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2022-02-20 19:56:07,352 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 19:56:07,352 INFO L93 Difference]: Finished difference Result 285 states and 444 transitions. [2022-02-20 19:56:07,352 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 444 transitions. [2022-02-20 19:56:07,353 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 19:56:07,353 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 19:56:07,353 INFO L74 IsIncluded]: Start isIncluded. First operand has 285 states, 254 states have (on average 1.5669291338582678) internal successors, (398), 256 states have internal predecessors, (398), 24 states have call successors, (24), 7 states have call predecessors, (24), 6 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) Second operand 285 states. [2022-02-20 19:56:07,354 INFO L87 Difference]: Start difference. First operand has 285 states, 254 states have (on average 1.5669291338582678) internal successors, (398), 256 states have internal predecessors, (398), 24 states have call successors, (24), 7 states have call predecessors, (24), 6 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) Second operand 285 states. [2022-02-20 19:56:07,360 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 19:56:07,360 INFO L93 Difference]: Finished difference Result 285 states and 444 transitions. [2022-02-20 19:56:07,360 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 444 transitions. [2022-02-20 19:56:07,361 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 19:56:07,361 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 19:56:07,361 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-20 19:56:07,361 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-20 19:56:07,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 285 states, 254 states have (on average 1.5669291338582678) internal successors, (398), 256 states have internal predecessors, (398), 24 states have call successors, (24), 7 states have call predecessors, (24), 6 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2022-02-20 19:56:07,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 285 states and 444 transitions. [2022-02-20 19:56:07,368 INFO L78 Accepts]: Start accepts. Automaton has 285 states and 444 transitions. Word has length 103 [2022-02-20 19:56:07,369 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 19:56:07,369 INFO L470 AbstractCegarLoop]: Abstraction has 285 states and 444 transitions. [2022-02-20 19:56:07,369 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 26.0) internal successors, (78), 3 states have internal predecessors, (78), 3 states have call successors, (6), 3 states have call predecessors, (6), 2 states have return successors, (5), 2 states have call predecessors, (5), 3 states have call successors, (5) [2022-02-20 19:56:07,369 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 444 transitions. [2022-02-20 19:56:07,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-20 19:56:07,370 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 19:56:07,370 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 19:56:07,395 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2022-02-20 19:56:07,593 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-20 19:56:07,594 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting error2Err0ASSERT_VIOLATIONERROR_FUNCTION === [error1Err0ASSERT_VIOLATIONERROR_FUNCTION, error2Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-20 19:56:07,594 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 19:56:07,594 INFO L85 PathProgramCache]: Analyzing trace with hash -1195242880, now seen corresponding path program 1 times [2022-02-20 19:56:07,594 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 19:56:07,594 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [731695370] [2022-02-20 19:56:07,594 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 19:56:07,595 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 19:56:07,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 19:56:07,625 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-02-20 19:56:07,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 19:56:07,628 INFO L290 TraceCheckUtils]: 0: Hoare triple {42813#true} assume true; {42813#true} is VALID [2022-02-20 19:56:07,629 INFO L284 TraceCheckUtils]: 1: Hoare quadruple {42813#true} {42815#(= ~t2_i~0 1)} #1415#return; {42815#(= ~t2_i~0 1)} is VALID [2022-02-20 19:56:07,656 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-02-20 19:56:07,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 19:56:07,663 INFO L290 TraceCheckUtils]: 0: Hoare triple {42919#(and (= ~E_6~0 |old(~E_6~0)|) (= ~M_E~0 |old(~M_E~0)|) (= ~E_8~0 |old(~E_8~0)|) (= ~E_7~0 |old(~E_7~0)|) (= |old(~T1_E~0)| ~T1_E~0) (= ~T7_E~0 |old(~T7_E~0)|) (= ~E_M~0 |old(~E_M~0)|) (= ~T8_E~0 |old(~T8_E~0)|) (= |old(~T2_E~0)| ~T2_E~0) (= |old(~T4_E~0)| ~T4_E~0) (= |old(~T6_E~0)| ~T6_E~0) (= |old(~T5_E~0)| ~T5_E~0) (= ~E_5~0 |old(~E_5~0)|) (= ~E_3~0 |old(~E_3~0)|) (= ~E_1~0 |old(~E_1~0)|) (= ~E_4~0 |old(~E_4~0)|) (= ~E_2~0 |old(~E_2~0)|) (= |old(~T3_E~0)| ~T3_E~0))} assume 0 == ~M_E~0;~M_E~0 := 1; {42813#true} is VALID [2022-02-20 19:56:07,663 INFO L290 TraceCheckUtils]: 1: Hoare triple {42813#true} assume 0 == ~T1_E~0;~T1_E~0 := 1; {42813#true} is VALID [2022-02-20 19:56:07,663 INFO L290 TraceCheckUtils]: 2: Hoare triple {42813#true} assume 0 == ~T2_E~0;~T2_E~0 := 1; {42813#true} is VALID [2022-02-20 19:56:07,663 INFO L290 TraceCheckUtils]: 3: Hoare triple {42813#true} assume 0 == ~T3_E~0;~T3_E~0 := 1; {42813#true} is VALID [2022-02-20 19:56:07,663 INFO L290 TraceCheckUtils]: 4: Hoare triple {42813#true} assume 0 == ~T4_E~0;~T4_E~0 := 1; {42813#true} is VALID [2022-02-20 19:56:07,664 INFO L290 TraceCheckUtils]: 5: Hoare triple {42813#true} assume 0 == ~T5_E~0;~T5_E~0 := 1; {42813#true} is VALID [2022-02-20 19:56:07,664 INFO L290 TraceCheckUtils]: 6: Hoare triple {42813#true} assume 0 == ~T6_E~0;~T6_E~0 := 1; {42813#true} is VALID [2022-02-20 19:56:07,664 INFO L290 TraceCheckUtils]: 7: Hoare triple {42813#true} assume !(0 == ~T7_E~0); {42813#true} is VALID [2022-02-20 19:56:07,664 INFO L290 TraceCheckUtils]: 8: Hoare triple {42813#true} assume 0 == ~T8_E~0;~T8_E~0 := 1; {42813#true} is VALID [2022-02-20 19:56:07,664 INFO L290 TraceCheckUtils]: 9: Hoare triple {42813#true} assume 0 == ~E_M~0;~E_M~0 := 1; {42813#true} is VALID [2022-02-20 19:56:07,664 INFO L290 TraceCheckUtils]: 10: Hoare triple {42813#true} assume 0 == ~E_1~0;~E_1~0 := 1; {42813#true} is VALID [2022-02-20 19:56:07,664 INFO L290 TraceCheckUtils]: 11: Hoare triple {42813#true} assume 0 == ~E_2~0;~E_2~0 := 1; {42813#true} is VALID [2022-02-20 19:56:07,665 INFO L290 TraceCheckUtils]: 12: Hoare triple {42813#true} assume 0 == ~E_3~0;~E_3~0 := 1; {42813#true} is VALID [2022-02-20 19:56:07,665 INFO L290 TraceCheckUtils]: 13: Hoare triple {42813#true} assume 0 == ~E_4~0;~E_4~0 := 1; {42813#true} is VALID [2022-02-20 19:56:07,665 INFO L290 TraceCheckUtils]: 14: Hoare triple {42813#true} assume 0 == ~E_5~0;~E_5~0 := 1; {42813#true} is VALID [2022-02-20 19:56:07,665 INFO L290 TraceCheckUtils]: 15: Hoare triple {42813#true} assume !(0 == ~E_6~0); {42813#true} is VALID [2022-02-20 19:56:07,665 INFO L290 TraceCheckUtils]: 16: Hoare triple {42813#true} assume 0 == ~E_7~0;~E_7~0 := 1; {42813#true} is VALID [2022-02-20 19:56:07,665 INFO L290 TraceCheckUtils]: 17: Hoare triple {42813#true} assume 0 == ~E_8~0;~E_8~0 := 1; {42813#true} is VALID [2022-02-20 19:56:07,666 INFO L290 TraceCheckUtils]: 18: Hoare triple {42813#true} assume true; {42813#true} is VALID [2022-02-20 19:56:07,666 INFO L284 TraceCheckUtils]: 19: Hoare quadruple {42813#true} {42814#false} #1417#return; {42814#false} is VALID [2022-02-20 19:56:07,679 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2022-02-20 19:56:07,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 19:56:07,695 INFO L290 TraceCheckUtils]: 0: Hoare triple {42920#(and (= |old(~t5_st~0)| ~t5_st~0) (= |old(~t1_st~0)| ~t1_st~0) (= |old(~t6_st~0)| ~t6_st~0) (= ~m_st~0 |old(~m_st~0)|) (= |old(~t2_st~0)| ~t2_st~0) (= |old(~t3_st~0)| ~t3_st~0) (= |old(~t4_st~0)| ~t4_st~0) (= |old(~t8_st~0)| ~t8_st~0) (= |old(~t7_st~0)| ~t7_st~0))} havoc ~tmp~5#1;havoc ~tmp___0~2#1;havoc ~tmp___1~1#1;havoc ~tmp___2~0#1;havoc ~tmp___3~0#1;havoc ~tmp___4~0#1;havoc ~tmp___5~0#1;havoc ~tmp___6~0#1;havoc ~tmp___7~0#1;assume { :begin_inline_is_master_triggered } true;havoc is_master_triggered_#res#1;havoc is_master_triggered_~__retres1~4#1;havoc is_master_triggered_~__retres1~4#1; {42813#true} is VALID [2022-02-20 19:56:07,695 INFO L290 TraceCheckUtils]: 1: Hoare triple {42813#true} assume 1 == ~m_pc~0; {42813#true} is VALID [2022-02-20 19:56:07,695 INFO L290 TraceCheckUtils]: 2: Hoare triple {42813#true} assume 1 == ~E_M~0;is_master_triggered_~__retres1~4#1 := 1; {42813#true} is VALID [2022-02-20 19:56:07,695 INFO L290 TraceCheckUtils]: 3: Hoare triple {42813#true} is_master_triggered_#res#1 := is_master_triggered_~__retres1~4#1; {42813#true} is VALID [2022-02-20 19:56:07,696 INFO L290 TraceCheckUtils]: 4: Hoare triple {42813#true} #t~ret29#1 := is_master_triggered_#res#1;assume { :end_inline_is_master_triggered } true;assume -2147483648 <= #t~ret29#1 && #t~ret29#1 <= 2147483647;~tmp~5#1 := #t~ret29#1;havoc #t~ret29#1; {42813#true} is VALID [2022-02-20 19:56:07,696 INFO L290 TraceCheckUtils]: 5: Hoare triple {42813#true} assume 0 != ~tmp~5#1;~m_st~0 := 0; {42813#true} is VALID [2022-02-20 19:56:07,696 INFO L290 TraceCheckUtils]: 6: Hoare triple {42813#true} assume { :begin_inline_is_transmit1_triggered } true;havoc is_transmit1_triggered_#res#1;havoc is_transmit1_triggered_~__retres1~5#1;havoc is_transmit1_triggered_~__retres1~5#1; {42813#true} is VALID [2022-02-20 19:56:07,696 INFO L290 TraceCheckUtils]: 7: Hoare triple {42813#true} assume !(1 == ~t1_pc~0); {42813#true} is VALID [2022-02-20 19:56:07,696 INFO L290 TraceCheckUtils]: 8: Hoare triple {42813#true} is_transmit1_triggered_~__retres1~5#1 := 0; {42813#true} is VALID [2022-02-20 19:56:07,696 INFO L290 TraceCheckUtils]: 9: Hoare triple {42813#true} is_transmit1_triggered_#res#1 := is_transmit1_triggered_~__retres1~5#1; {42813#true} is VALID [2022-02-20 19:56:07,697 INFO L290 TraceCheckUtils]: 10: Hoare triple {42813#true} #t~ret30#1 := is_transmit1_triggered_#res#1;assume { :end_inline_is_transmit1_triggered } true;assume -2147483648 <= #t~ret30#1 && #t~ret30#1 <= 2147483647;~tmp___0~2#1 := #t~ret30#1;havoc #t~ret30#1; {42813#true} is VALID [2022-02-20 19:56:07,697 INFO L290 TraceCheckUtils]: 11: Hoare triple {42813#true} assume 0 != ~tmp___0~2#1;~t1_st~0 := 0; {42813#true} is VALID [2022-02-20 19:56:07,697 INFO L290 TraceCheckUtils]: 12: Hoare triple {42813#true} assume { :begin_inline_is_transmit2_triggered } true;havoc is_transmit2_triggered_#res#1;havoc is_transmit2_triggered_~__retres1~6#1;havoc is_transmit2_triggered_~__retres1~6#1; {42813#true} is VALID [2022-02-20 19:56:07,697 INFO L290 TraceCheckUtils]: 13: Hoare triple {42813#true} assume 1 == ~t2_pc~0; {42813#true} is VALID [2022-02-20 19:56:07,697 INFO L290 TraceCheckUtils]: 14: Hoare triple {42813#true} assume 1 == ~E_2~0;is_transmit2_triggered_~__retres1~6#1 := 1; {42813#true} is VALID [2022-02-20 19:56:07,697 INFO L290 TraceCheckUtils]: 15: Hoare triple {42813#true} is_transmit2_triggered_#res#1 := is_transmit2_triggered_~__retres1~6#1; {42813#true} is VALID [2022-02-20 19:56:07,697 INFO L290 TraceCheckUtils]: 16: Hoare triple {42813#true} #t~ret31#1 := is_transmit2_triggered_#res#1;assume { :end_inline_is_transmit2_triggered } true;assume -2147483648 <= #t~ret31#1 && #t~ret31#1 <= 2147483647;~tmp___1~1#1 := #t~ret31#1;havoc #t~ret31#1; {42813#true} is VALID [2022-02-20 19:56:07,698 INFO L290 TraceCheckUtils]: 17: Hoare triple {42813#true} assume 0 != ~tmp___1~1#1;~t2_st~0 := 0; {42813#true} is VALID [2022-02-20 19:56:07,698 INFO L290 TraceCheckUtils]: 18: Hoare triple {42813#true} assume { :begin_inline_is_transmit3_triggered } true;havoc is_transmit3_triggered_#res#1;havoc is_transmit3_triggered_~__retres1~7#1;havoc is_transmit3_triggered_~__retres1~7#1; {42813#true} is VALID [2022-02-20 19:56:07,698 INFO L290 TraceCheckUtils]: 19: Hoare triple {42813#true} assume !(1 == ~t3_pc~0); {42813#true} is VALID [2022-02-20 19:56:07,698 INFO L290 TraceCheckUtils]: 20: Hoare triple {42813#true} is_transmit3_triggered_~__retres1~7#1 := 0; {42813#true} is VALID [2022-02-20 19:56:07,698 INFO L290 TraceCheckUtils]: 21: Hoare triple {42813#true} is_transmit3_triggered_#res#1 := is_transmit3_triggered_~__retres1~7#1; {42813#true} is VALID [2022-02-20 19:56:07,698 INFO L290 TraceCheckUtils]: 22: Hoare triple {42813#true} #t~ret32#1 := is_transmit3_triggered_#res#1;assume { :end_inline_is_transmit3_triggered } true;assume -2147483648 <= #t~ret32#1 && #t~ret32#1 <= 2147483647;~tmp___2~0#1 := #t~ret32#1;havoc #t~ret32#1; {42813#true} is VALID [2022-02-20 19:56:07,698 INFO L290 TraceCheckUtils]: 23: Hoare triple {42813#true} assume 0 != ~tmp___2~0#1;~t3_st~0 := 0; {42813#true} is VALID [2022-02-20 19:56:07,699 INFO L290 TraceCheckUtils]: 24: Hoare triple {42813#true} assume { :begin_inline_is_transmit4_triggered } true;havoc is_transmit4_triggered_#res#1;havoc is_transmit4_triggered_~__retres1~8#1;havoc is_transmit4_triggered_~__retres1~8#1; {42813#true} is VALID [2022-02-20 19:56:07,699 INFO L290 TraceCheckUtils]: 25: Hoare triple {42813#true} assume 1 == ~t4_pc~0; {42813#true} is VALID [2022-02-20 19:56:07,699 INFO L290 TraceCheckUtils]: 26: Hoare triple {42813#true} assume 1 == ~E_4~0;is_transmit4_triggered_~__retres1~8#1 := 1; {42813#true} is VALID [2022-02-20 19:56:07,699 INFO L290 TraceCheckUtils]: 27: Hoare triple {42813#true} is_transmit4_triggered_#res#1 := is_transmit4_triggered_~__retres1~8#1; {42813#true} is VALID [2022-02-20 19:56:07,699 INFO L290 TraceCheckUtils]: 28: Hoare triple {42813#true} #t~ret33#1 := is_transmit4_triggered_#res#1;assume { :end_inline_is_transmit4_triggered } true;assume -2147483648 <= #t~ret33#1 && #t~ret33#1 <= 2147483647;~tmp___3~0#1 := #t~ret33#1;havoc #t~ret33#1; {42813#true} is VALID [2022-02-20 19:56:07,699 INFO L290 TraceCheckUtils]: 29: Hoare triple {42813#true} assume 0 != ~tmp___3~0#1;~t4_st~0 := 0; {42813#true} is VALID [2022-02-20 19:56:07,700 INFO L290 TraceCheckUtils]: 30: Hoare triple {42813#true} assume { :begin_inline_is_transmit5_triggered } true;havoc is_transmit5_triggered_#res#1;havoc is_transmit5_triggered_~__retres1~9#1;havoc is_transmit5_triggered_~__retres1~9#1; {42813#true} is VALID [2022-02-20 19:56:07,700 INFO L290 TraceCheckUtils]: 31: Hoare triple {42813#true} assume 1 == ~t5_pc~0; {42813#true} is VALID [2022-02-20 19:56:07,700 INFO L290 TraceCheckUtils]: 32: Hoare triple {42813#true} assume 1 == ~E_5~0;is_transmit5_triggered_~__retres1~9#1 := 1; {42813#true} is VALID [2022-02-20 19:56:07,700 INFO L290 TraceCheckUtils]: 33: Hoare triple {42813#true} is_transmit5_triggered_#res#1 := is_transmit5_triggered_~__retres1~9#1; {42813#true} is VALID [2022-02-20 19:56:07,700 INFO L290 TraceCheckUtils]: 34: Hoare triple {42813#true} #t~ret34#1 := is_transmit5_triggered_#res#1;assume { :end_inline_is_transmit5_triggered } true;assume -2147483648 <= #t~ret34#1 && #t~ret34#1 <= 2147483647;~tmp___4~0#1 := #t~ret34#1;havoc #t~ret34#1; {42813#true} is VALID [2022-02-20 19:56:07,700 INFO L290 TraceCheckUtils]: 35: Hoare triple {42813#true} assume 0 != ~tmp___4~0#1;~t5_st~0 := 0; {42813#true} is VALID [2022-02-20 19:56:07,700 INFO L290 TraceCheckUtils]: 36: Hoare triple {42813#true} assume { :begin_inline_is_transmit6_triggered } true;havoc is_transmit6_triggered_#res#1;havoc is_transmit6_triggered_~__retres1~10#1;havoc is_transmit6_triggered_~__retres1~10#1; {42813#true} is VALID [2022-02-20 19:56:07,701 INFO L290 TraceCheckUtils]: 37: Hoare triple {42813#true} assume !(1 == ~t6_pc~0); {42813#true} is VALID [2022-02-20 19:56:07,701 INFO L290 TraceCheckUtils]: 38: Hoare triple {42813#true} is_transmit6_triggered_~__retres1~10#1 := 0; {42813#true} is VALID [2022-02-20 19:56:07,701 INFO L290 TraceCheckUtils]: 39: Hoare triple {42813#true} is_transmit6_triggered_#res#1 := is_transmit6_triggered_~__retres1~10#1; {42813#true} is VALID [2022-02-20 19:56:07,701 INFO L290 TraceCheckUtils]: 40: Hoare triple {42813#true} #t~ret35#1 := is_transmit6_triggered_#res#1;assume { :end_inline_is_transmit6_triggered } true;assume -2147483648 <= #t~ret35#1 && #t~ret35#1 <= 2147483647;~tmp___5~0#1 := #t~ret35#1;havoc #t~ret35#1; {42813#true} is VALID [2022-02-20 19:56:07,701 INFO L290 TraceCheckUtils]: 41: Hoare triple {42813#true} assume !(0 != ~tmp___5~0#1); {42813#true} is VALID [2022-02-20 19:56:07,701 INFO L290 TraceCheckUtils]: 42: Hoare triple {42813#true} assume { :begin_inline_is_transmit7_triggered } true;havoc is_transmit7_triggered_#res#1;havoc is_transmit7_triggered_~__retres1~11#1;havoc is_transmit7_triggered_~__retres1~11#1; {42813#true} is VALID [2022-02-20 19:56:07,701 INFO L290 TraceCheckUtils]: 43: Hoare triple {42813#true} assume 1 == ~t7_pc~0; {42813#true} is VALID [2022-02-20 19:56:07,702 INFO L290 TraceCheckUtils]: 44: Hoare triple {42813#true} assume 1 == ~E_7~0;is_transmit7_triggered_~__retres1~11#1 := 1; {42813#true} is VALID [2022-02-20 19:56:07,702 INFO L290 TraceCheckUtils]: 45: Hoare triple {42813#true} is_transmit7_triggered_#res#1 := is_transmit7_triggered_~__retres1~11#1; {42813#true} is VALID [2022-02-20 19:56:07,702 INFO L290 TraceCheckUtils]: 46: Hoare triple {42813#true} #t~ret36#1 := is_transmit7_triggered_#res#1;assume { :end_inline_is_transmit7_triggered } true;assume -2147483648 <= #t~ret36#1 && #t~ret36#1 <= 2147483647;~tmp___6~0#1 := #t~ret36#1;havoc #t~ret36#1; {42813#true} is VALID [2022-02-20 19:56:07,702 INFO L290 TraceCheckUtils]: 47: Hoare triple {42813#true} assume 0 != ~tmp___6~0#1;~t7_st~0 := 0; {42813#true} is VALID [2022-02-20 19:56:07,702 INFO L290 TraceCheckUtils]: 48: Hoare triple {42813#true} assume { :begin_inline_is_transmit8_triggered } true;havoc is_transmit8_triggered_#res#1;havoc is_transmit8_triggered_~__retres1~12#1;havoc is_transmit8_triggered_~__retres1~12#1; {42813#true} is VALID [2022-02-20 19:56:07,702 INFO L290 TraceCheckUtils]: 49: Hoare triple {42813#true} assume !(1 == ~t8_pc~0); {42813#true} is VALID [2022-02-20 19:56:07,702 INFO L290 TraceCheckUtils]: 50: Hoare triple {42813#true} is_transmit8_triggered_~__retres1~12#1 := 0; {42813#true} is VALID [2022-02-20 19:56:07,703 INFO L290 TraceCheckUtils]: 51: Hoare triple {42813#true} is_transmit8_triggered_#res#1 := is_transmit8_triggered_~__retres1~12#1; {42813#true} is VALID [2022-02-20 19:56:07,703 INFO L290 TraceCheckUtils]: 52: Hoare triple {42813#true} #t~ret37#1 := is_transmit8_triggered_#res#1;assume { :end_inline_is_transmit8_triggered } true;assume -2147483648 <= #t~ret37#1 && #t~ret37#1 <= 2147483647;~tmp___7~0#1 := #t~ret37#1;havoc #t~ret37#1; {42813#true} is VALID [2022-02-20 19:56:07,703 INFO L290 TraceCheckUtils]: 53: Hoare triple {42813#true} assume 0 != ~tmp___7~0#1;~t8_st~0 := 0; {42813#true} is VALID [2022-02-20 19:56:07,703 INFO L290 TraceCheckUtils]: 54: Hoare triple {42813#true} assume true; {42813#true} is VALID [2022-02-20 19:56:07,703 INFO L284 TraceCheckUtils]: 55: Hoare quadruple {42813#true} {42814#false} #1419#return; {42814#false} is VALID [2022-02-20 19:56:07,704 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2022-02-20 19:56:07,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 19:56:07,710 INFO L290 TraceCheckUtils]: 0: Hoare triple {42919#(and (= ~E_6~0 |old(~E_6~0)|) (= ~M_E~0 |old(~M_E~0)|) (= ~E_8~0 |old(~E_8~0)|) (= ~E_7~0 |old(~E_7~0)|) (= |old(~T1_E~0)| ~T1_E~0) (= ~T7_E~0 |old(~T7_E~0)|) (= ~E_M~0 |old(~E_M~0)|) (= ~T8_E~0 |old(~T8_E~0)|) (= |old(~T2_E~0)| ~T2_E~0) (= |old(~T4_E~0)| ~T4_E~0) (= |old(~T6_E~0)| ~T6_E~0) (= |old(~T5_E~0)| ~T5_E~0) (= ~E_5~0 |old(~E_5~0)|) (= ~E_3~0 |old(~E_3~0)|) (= ~E_1~0 |old(~E_1~0)|) (= ~E_4~0 |old(~E_4~0)|) (= ~E_2~0 |old(~E_2~0)|) (= |old(~T3_E~0)| ~T3_E~0))} assume 1 == ~M_E~0;~M_E~0 := 2; {42813#true} is VALID [2022-02-20 19:56:07,710 INFO L290 TraceCheckUtils]: 1: Hoare triple {42813#true} assume 1 == ~T1_E~0;~T1_E~0 := 2; {42813#true} is VALID [2022-02-20 19:56:07,710 INFO L290 TraceCheckUtils]: 2: Hoare triple {42813#true} assume 1 == ~T2_E~0;~T2_E~0 := 2; {42813#true} is VALID [2022-02-20 19:56:07,710 INFO L290 TraceCheckUtils]: 3: Hoare triple {42813#true} assume 1 == ~T3_E~0;~T3_E~0 := 2; {42813#true} is VALID [2022-02-20 19:56:07,711 INFO L290 TraceCheckUtils]: 4: Hoare triple {42813#true} assume 1 == ~T4_E~0;~T4_E~0 := 2; {42813#true} is VALID [2022-02-20 19:56:07,711 INFO L290 TraceCheckUtils]: 5: Hoare triple {42813#true} assume 1 == ~T5_E~0;~T5_E~0 := 2; {42813#true} is VALID [2022-02-20 19:56:07,711 INFO L290 TraceCheckUtils]: 6: Hoare triple {42813#true} assume !(1 == ~T6_E~0); {42813#true} is VALID [2022-02-20 19:56:07,711 INFO L290 TraceCheckUtils]: 7: Hoare triple {42813#true} assume 1 == ~T7_E~0;~T7_E~0 := 2; {42813#true} is VALID [2022-02-20 19:56:07,711 INFO L290 TraceCheckUtils]: 8: Hoare triple {42813#true} assume 1 == ~T8_E~0;~T8_E~0 := 2; {42813#true} is VALID [2022-02-20 19:56:07,711 INFO L290 TraceCheckUtils]: 9: Hoare triple {42813#true} assume 1 == ~E_M~0;~E_M~0 := 2; {42813#true} is VALID [2022-02-20 19:56:07,711 INFO L290 TraceCheckUtils]: 10: Hoare triple {42813#true} assume 1 == ~E_1~0;~E_1~0 := 2; {42813#true} is VALID [2022-02-20 19:56:07,712 INFO L290 TraceCheckUtils]: 11: Hoare triple {42813#true} assume 1 == ~E_2~0;~E_2~0 := 2; {42813#true} is VALID [2022-02-20 19:56:07,712 INFO L290 TraceCheckUtils]: 12: Hoare triple {42813#true} assume 1 == ~E_3~0;~E_3~0 := 2; {42813#true} is VALID [2022-02-20 19:56:07,712 INFO L290 TraceCheckUtils]: 13: Hoare triple {42813#true} assume 1 == ~E_4~0;~E_4~0 := 2; {42813#true} is VALID [2022-02-20 19:56:07,712 INFO L290 TraceCheckUtils]: 14: Hoare triple {42813#true} assume !(1 == ~E_5~0); {42813#true} is VALID [2022-02-20 19:56:07,712 INFO L290 TraceCheckUtils]: 15: Hoare triple {42813#true} assume 1 == ~E_6~0;~E_6~0 := 2; {42813#true} is VALID [2022-02-20 19:56:07,712 INFO L290 TraceCheckUtils]: 16: Hoare triple {42813#true} assume 1 == ~E_7~0;~E_7~0 := 2; {42813#true} is VALID [2022-02-20 19:56:07,712 INFO L290 TraceCheckUtils]: 17: Hoare triple {42813#true} assume 1 == ~E_8~0;~E_8~0 := 2; {42813#true} is VALID [2022-02-20 19:56:07,713 INFO L290 TraceCheckUtils]: 18: Hoare triple {42813#true} assume true; {42813#true} is VALID [2022-02-20 19:56:07,713 INFO L284 TraceCheckUtils]: 19: Hoare quadruple {42813#true} {42814#false} #1421#return; {42814#false} is VALID [2022-02-20 19:56:07,713 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2022-02-20 19:56:07,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 19:56:07,716 INFO L290 TraceCheckUtils]: 0: Hoare triple {42813#true} havoc ~__retres1~13; {42813#true} is VALID [2022-02-20 19:56:07,717 INFO L290 TraceCheckUtils]: 1: Hoare triple {42813#true} assume 0 == ~m_st~0;~__retres1~13 := 1; {42813#true} is VALID [2022-02-20 19:56:07,717 INFO L290 TraceCheckUtils]: 2: Hoare triple {42813#true} #res := ~__retres1~13; {42813#true} is VALID [2022-02-20 19:56:07,717 INFO L290 TraceCheckUtils]: 3: Hoare triple {42813#true} assume true; {42813#true} is VALID [2022-02-20 19:56:07,717 INFO L284 TraceCheckUtils]: 4: Hoare quadruple {42813#true} {42814#false} #1423#return; {42814#false} is VALID [2022-02-20 19:56:07,717 INFO L290 TraceCheckUtils]: 0: Hoare triple {42813#true} assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(19, 2);call #Ultimate.allocInit(12, 3);~q_buf_0~0 := 0;~q_free~0 := 0;~q_read_ev~0 := 0;~q_write_ev~0 := 0;~p_num_write~0 := 0;~p_last_write~0 := 0;~p_dw_st~0 := 0;~p_dw_pc~0 := 0;~p_dw_i~0 := 0;~c_num_read~0 := 0;~c_last_read~0 := 0;~c_dr_st~0 := 0;~c_dr_pc~0 := 0;~c_dr_i~0 := 0;~a_t~0 := 0;~m_pc~0 := 0;~t1_pc~0 := 0;~t2_pc~0 := 0;~t3_pc~0 := 0;~t4_pc~0 := 0;~t5_pc~0 := 0;~t6_pc~0 := 0;~t7_pc~0 := 0;~t8_pc~0 := 0;~m_st~0 := 0;~t1_st~0 := 0;~t2_st~0 := 0;~t3_st~0 := 0;~t4_st~0 := 0;~t5_st~0 := 0;~t6_st~0 := 0;~t7_st~0 := 0;~t8_st~0 := 0;~m_i~0 := 0;~t1_i~0 := 0;~t2_i~0 := 0;~t3_i~0 := 0;~t4_i~0 := 0;~t5_i~0 := 0;~t6_i~0 := 0;~t7_i~0 := 0;~t8_i~0 := 0;~M_E~0 := 2;~T1_E~0 := 2;~T2_E~0 := 2;~T3_E~0 := 2;~T4_E~0 := 2;~T5_E~0 := 2;~T6_E~0 := 2;~T7_E~0 := 2;~T8_E~0 := 2;~E_M~0 := 2;~E_1~0 := 2;~E_2~0 := 2;~E_3~0 := 2;~E_4~0 := 2;~E_5~0 := 2;~E_6~0 := 2;~E_7~0 := 2;~E_8~0 := 2;~token~0 := 0;~local~0 := 0; {42813#true} is VALID [2022-02-20 19:56:07,717 INFO L290 TraceCheckUtils]: 1: Hoare triple {42813#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet41#1, main_#t~ret42#1, main_#t~ret43#1;assume -2147483648 <= main_#t~nondet41#1 && main_#t~nondet41#1 <= 2147483647; {42813#true} is VALID [2022-02-20 19:56:07,718 INFO L290 TraceCheckUtils]: 2: Hoare triple {42813#true} assume !(0 != main_#t~nondet41#1);havoc main_#t~nondet41#1;assume { :begin_inline_main2 } true;havoc main2_#res#1;havoc main2_~__retres1~14#1;havoc main2_~__retres1~14#1;assume { :begin_inline_init_model2 } true;~m_i~0 := 1;~t1_i~0 := 1;~t2_i~0 := 1;~t3_i~0 := 1;~t4_i~0 := 1;~t5_i~0 := 1;~t6_i~0 := 1;~t7_i~0 := 1;~t8_i~0 := 1; {42815#(= ~t2_i~0 1)} is VALID [2022-02-20 19:56:07,718 INFO L290 TraceCheckUtils]: 3: Hoare triple {42815#(= ~t2_i~0 1)} assume { :end_inline_init_model2 } true;assume { :begin_inline_start_simulation2 } true;havoc start_simulation2_#t~ret39#1, start_simulation2_#t~ret40#1, start_simulation2_~kernel_st~1#1, start_simulation2_~tmp~7#1, start_simulation2_~tmp___0~3#1;havoc start_simulation2_~kernel_st~1#1;havoc start_simulation2_~tmp~7#1;havoc start_simulation2_~tmp___0~3#1;start_simulation2_~kernel_st~1#1 := 0; {42815#(= ~t2_i~0 1)} is VALID [2022-02-20 19:56:07,718 INFO L272 TraceCheckUtils]: 4: Hoare triple {42815#(= ~t2_i~0 1)} call update_channels2(); {42813#true} is VALID [2022-02-20 19:56:07,718 INFO L290 TraceCheckUtils]: 5: Hoare triple {42813#true} assume true; {42813#true} is VALID [2022-02-20 19:56:07,719 INFO L284 TraceCheckUtils]: 6: Hoare quadruple {42813#true} {42815#(= ~t2_i~0 1)} #1415#return; {42815#(= ~t2_i~0 1)} is VALID [2022-02-20 19:56:07,719 INFO L290 TraceCheckUtils]: 7: Hoare triple {42815#(= ~t2_i~0 1)} assume { :begin_inline_init_threads2 } true; {42815#(= ~t2_i~0 1)} is VALID [2022-02-20 19:56:07,720 INFO L290 TraceCheckUtils]: 8: Hoare triple {42815#(= ~t2_i~0 1)} assume 1 == ~m_i~0;~m_st~0 := 0; {42815#(= ~t2_i~0 1)} is VALID [2022-02-20 19:56:07,736 INFO L290 TraceCheckUtils]: 9: Hoare triple {42815#(= ~t2_i~0 1)} assume 1 == ~t1_i~0;~t1_st~0 := 0; {42815#(= ~t2_i~0 1)} is VALID [2022-02-20 19:56:07,736 INFO L290 TraceCheckUtils]: 10: Hoare triple {42815#(= ~t2_i~0 1)} assume !(1 == ~t2_i~0);~t2_st~0 := 2; {42814#false} is VALID [2022-02-20 19:56:07,736 INFO L290 TraceCheckUtils]: 11: Hoare triple {42814#false} assume 1 == ~t3_i~0;~t3_st~0 := 0; {42814#false} is VALID [2022-02-20 19:56:07,737 INFO L290 TraceCheckUtils]: 12: Hoare triple {42814#false} assume 1 == ~t4_i~0;~t4_st~0 := 0; {42814#false} is VALID [2022-02-20 19:56:07,737 INFO L290 TraceCheckUtils]: 13: Hoare triple {42814#false} assume 1 == ~t5_i~0;~t5_st~0 := 0; {42814#false} is VALID [2022-02-20 19:56:07,737 INFO L290 TraceCheckUtils]: 14: Hoare triple {42814#false} assume 1 == ~t6_i~0;~t6_st~0 := 0; {42814#false} is VALID [2022-02-20 19:56:07,737 INFO L290 TraceCheckUtils]: 15: Hoare triple {42814#false} assume 1 == ~t7_i~0;~t7_st~0 := 0; {42814#false} is VALID [2022-02-20 19:56:07,737 INFO L290 TraceCheckUtils]: 16: Hoare triple {42814#false} assume 1 == ~t8_i~0;~t8_st~0 := 0; {42814#false} is VALID [2022-02-20 19:56:07,737 INFO L290 TraceCheckUtils]: 17: Hoare triple {42814#false} assume { :end_inline_init_threads2 } true; {42814#false} is VALID [2022-02-20 19:56:07,737 INFO L272 TraceCheckUtils]: 18: Hoare triple {42814#false} call fire_delta_events2(); {42919#(and (= ~E_6~0 |old(~E_6~0)|) (= ~M_E~0 |old(~M_E~0)|) (= ~E_8~0 |old(~E_8~0)|) (= ~E_7~0 |old(~E_7~0)|) (= |old(~T1_E~0)| ~T1_E~0) (= ~T7_E~0 |old(~T7_E~0)|) (= ~E_M~0 |old(~E_M~0)|) (= ~T8_E~0 |old(~T8_E~0)|) (= |old(~T2_E~0)| ~T2_E~0) (= |old(~T4_E~0)| ~T4_E~0) (= |old(~T6_E~0)| ~T6_E~0) (= |old(~T5_E~0)| ~T5_E~0) (= ~E_5~0 |old(~E_5~0)|) (= ~E_3~0 |old(~E_3~0)|) (= ~E_1~0 |old(~E_1~0)|) (= ~E_4~0 |old(~E_4~0)|) (= ~E_2~0 |old(~E_2~0)|) (= |old(~T3_E~0)| ~T3_E~0))} is VALID [2022-02-20 19:56:07,738 INFO L290 TraceCheckUtils]: 19: Hoare triple {42919#(and (= ~E_6~0 |old(~E_6~0)|) (= ~M_E~0 |old(~M_E~0)|) (= ~E_8~0 |old(~E_8~0)|) (= ~E_7~0 |old(~E_7~0)|) (= |old(~T1_E~0)| ~T1_E~0) (= ~T7_E~0 |old(~T7_E~0)|) (= ~E_M~0 |old(~E_M~0)|) (= ~T8_E~0 |old(~T8_E~0)|) (= |old(~T2_E~0)| ~T2_E~0) (= |old(~T4_E~0)| ~T4_E~0) (= |old(~T6_E~0)| ~T6_E~0) (= |old(~T5_E~0)| ~T5_E~0) (= ~E_5~0 |old(~E_5~0)|) (= ~E_3~0 |old(~E_3~0)|) (= ~E_1~0 |old(~E_1~0)|) (= ~E_4~0 |old(~E_4~0)|) (= ~E_2~0 |old(~E_2~0)|) (= |old(~T3_E~0)| ~T3_E~0))} assume 0 == ~M_E~0;~M_E~0 := 1; {42813#true} is VALID [2022-02-20 19:56:07,738 INFO L290 TraceCheckUtils]: 20: Hoare triple {42813#true} assume 0 == ~T1_E~0;~T1_E~0 := 1; {42813#true} is VALID [2022-02-20 19:56:07,738 INFO L290 TraceCheckUtils]: 21: Hoare triple {42813#true} assume 0 == ~T2_E~0;~T2_E~0 := 1; {42813#true} is VALID [2022-02-20 19:56:07,738 INFO L290 TraceCheckUtils]: 22: Hoare triple {42813#true} assume 0 == ~T3_E~0;~T3_E~0 := 1; {42813#true} is VALID [2022-02-20 19:56:07,738 INFO L290 TraceCheckUtils]: 23: Hoare triple {42813#true} assume 0 == ~T4_E~0;~T4_E~0 := 1; {42813#true} is VALID [2022-02-20 19:56:07,738 INFO L290 TraceCheckUtils]: 24: Hoare triple {42813#true} assume 0 == ~T5_E~0;~T5_E~0 := 1; {42813#true} is VALID [2022-02-20 19:56:07,738 INFO L290 TraceCheckUtils]: 25: Hoare triple {42813#true} assume 0 == ~T6_E~0;~T6_E~0 := 1; {42813#true} is VALID [2022-02-20 19:56:07,738 INFO L290 TraceCheckUtils]: 26: Hoare triple {42813#true} assume !(0 == ~T7_E~0); {42813#true} is VALID [2022-02-20 19:56:07,739 INFO L290 TraceCheckUtils]: 27: Hoare triple {42813#true} assume 0 == ~T8_E~0;~T8_E~0 := 1; {42813#true} is VALID [2022-02-20 19:56:07,739 INFO L290 TraceCheckUtils]: 28: Hoare triple {42813#true} assume 0 == ~E_M~0;~E_M~0 := 1; {42813#true} is VALID [2022-02-20 19:56:07,739 INFO L290 TraceCheckUtils]: 29: Hoare triple {42813#true} assume 0 == ~E_1~0;~E_1~0 := 1; {42813#true} is VALID [2022-02-20 19:56:07,739 INFO L290 TraceCheckUtils]: 30: Hoare triple {42813#true} assume 0 == ~E_2~0;~E_2~0 := 1; {42813#true} is VALID [2022-02-20 19:56:07,739 INFO L290 TraceCheckUtils]: 31: Hoare triple {42813#true} assume 0 == ~E_3~0;~E_3~0 := 1; {42813#true} is VALID [2022-02-20 19:56:07,739 INFO L290 TraceCheckUtils]: 32: Hoare triple {42813#true} assume 0 == ~E_4~0;~E_4~0 := 1; {42813#true} is VALID [2022-02-20 19:56:07,739 INFO L290 TraceCheckUtils]: 33: Hoare triple {42813#true} assume 0 == ~E_5~0;~E_5~0 := 1; {42813#true} is VALID [2022-02-20 19:56:07,740 INFO L290 TraceCheckUtils]: 34: Hoare triple {42813#true} assume !(0 == ~E_6~0); {42813#true} is VALID [2022-02-20 19:56:07,740 INFO L290 TraceCheckUtils]: 35: Hoare triple {42813#true} assume 0 == ~E_7~0;~E_7~0 := 1; {42813#true} is VALID [2022-02-20 19:56:07,740 INFO L290 TraceCheckUtils]: 36: Hoare triple {42813#true} assume 0 == ~E_8~0;~E_8~0 := 1; {42813#true} is VALID [2022-02-20 19:56:07,740 INFO L290 TraceCheckUtils]: 37: Hoare triple {42813#true} assume true; {42813#true} is VALID [2022-02-20 19:56:07,740 INFO L284 TraceCheckUtils]: 38: Hoare quadruple {42813#true} {42814#false} #1417#return; {42814#false} is VALID [2022-02-20 19:56:07,740 INFO L272 TraceCheckUtils]: 39: Hoare triple {42814#false} call activate_threads2(); {42920#(and (= |old(~t5_st~0)| ~t5_st~0) (= |old(~t1_st~0)| ~t1_st~0) (= |old(~t6_st~0)| ~t6_st~0) (= ~m_st~0 |old(~m_st~0)|) (= |old(~t2_st~0)| ~t2_st~0) (= |old(~t3_st~0)| ~t3_st~0) (= |old(~t4_st~0)| ~t4_st~0) (= |old(~t8_st~0)| ~t8_st~0) (= |old(~t7_st~0)| ~t7_st~0))} is VALID [2022-02-20 19:56:07,740 INFO L290 TraceCheckUtils]: 40: Hoare triple {42920#(and (= |old(~t5_st~0)| ~t5_st~0) (= |old(~t1_st~0)| ~t1_st~0) (= |old(~t6_st~0)| ~t6_st~0) (= ~m_st~0 |old(~m_st~0)|) (= |old(~t2_st~0)| ~t2_st~0) (= |old(~t3_st~0)| ~t3_st~0) (= |old(~t4_st~0)| ~t4_st~0) (= |old(~t8_st~0)| ~t8_st~0) (= |old(~t7_st~0)| ~t7_st~0))} havoc ~tmp~5#1;havoc ~tmp___0~2#1;havoc ~tmp___1~1#1;havoc ~tmp___2~0#1;havoc ~tmp___3~0#1;havoc ~tmp___4~0#1;havoc ~tmp___5~0#1;havoc ~tmp___6~0#1;havoc ~tmp___7~0#1;assume { :begin_inline_is_master_triggered } true;havoc is_master_triggered_#res#1;havoc is_master_triggered_~__retres1~4#1;havoc is_master_triggered_~__retres1~4#1; {42813#true} is VALID [2022-02-20 19:56:07,741 INFO L290 TraceCheckUtils]: 41: Hoare triple {42813#true} assume 1 == ~m_pc~0; {42813#true} is VALID [2022-02-20 19:56:07,741 INFO L290 TraceCheckUtils]: 42: Hoare triple {42813#true} assume 1 == ~E_M~0;is_master_triggered_~__retres1~4#1 := 1; {42813#true} is VALID [2022-02-20 19:56:07,741 INFO L290 TraceCheckUtils]: 43: Hoare triple {42813#true} is_master_triggered_#res#1 := is_master_triggered_~__retres1~4#1; {42813#true} is VALID [2022-02-20 19:56:07,741 INFO L290 TraceCheckUtils]: 44: Hoare triple {42813#true} #t~ret29#1 := is_master_triggered_#res#1;assume { :end_inline_is_master_triggered } true;assume -2147483648 <= #t~ret29#1 && #t~ret29#1 <= 2147483647;~tmp~5#1 := #t~ret29#1;havoc #t~ret29#1; {42813#true} is VALID [2022-02-20 19:56:07,741 INFO L290 TraceCheckUtils]: 45: Hoare triple {42813#true} assume 0 != ~tmp~5#1;~m_st~0 := 0; {42813#true} is VALID [2022-02-20 19:56:07,741 INFO L290 TraceCheckUtils]: 46: Hoare triple {42813#true} assume { :begin_inline_is_transmit1_triggered } true;havoc is_transmit1_triggered_#res#1;havoc is_transmit1_triggered_~__retres1~5#1;havoc is_transmit1_triggered_~__retres1~5#1; {42813#true} is VALID [2022-02-20 19:56:07,741 INFO L290 TraceCheckUtils]: 47: Hoare triple {42813#true} assume !(1 == ~t1_pc~0); {42813#true} is VALID [2022-02-20 19:56:07,741 INFO L290 TraceCheckUtils]: 48: Hoare triple {42813#true} is_transmit1_triggered_~__retres1~5#1 := 0; {42813#true} is VALID [2022-02-20 19:56:07,742 INFO L290 TraceCheckUtils]: 49: Hoare triple {42813#true} is_transmit1_triggered_#res#1 := is_transmit1_triggered_~__retres1~5#1; {42813#true} is VALID [2022-02-20 19:56:07,742 INFO L290 TraceCheckUtils]: 50: Hoare triple {42813#true} #t~ret30#1 := is_transmit1_triggered_#res#1;assume { :end_inline_is_transmit1_triggered } true;assume -2147483648 <= #t~ret30#1 && #t~ret30#1 <= 2147483647;~tmp___0~2#1 := #t~ret30#1;havoc #t~ret30#1; {42813#true} is VALID [2022-02-20 19:56:07,742 INFO L290 TraceCheckUtils]: 51: Hoare triple {42813#true} assume 0 != ~tmp___0~2#1;~t1_st~0 := 0; {42813#true} is VALID [2022-02-20 19:56:07,742 INFO L290 TraceCheckUtils]: 52: Hoare triple {42813#true} assume { :begin_inline_is_transmit2_triggered } true;havoc is_transmit2_triggered_#res#1;havoc is_transmit2_triggered_~__retres1~6#1;havoc is_transmit2_triggered_~__retres1~6#1; {42813#true} is VALID [2022-02-20 19:56:07,742 INFO L290 TraceCheckUtils]: 53: Hoare triple {42813#true} assume 1 == ~t2_pc~0; {42813#true} is VALID [2022-02-20 19:56:07,742 INFO L290 TraceCheckUtils]: 54: Hoare triple {42813#true} assume 1 == ~E_2~0;is_transmit2_triggered_~__retres1~6#1 := 1; {42813#true} is VALID [2022-02-20 19:56:07,742 INFO L290 TraceCheckUtils]: 55: Hoare triple {42813#true} is_transmit2_triggered_#res#1 := is_transmit2_triggered_~__retres1~6#1; {42813#true} is VALID [2022-02-20 19:56:07,743 INFO L290 TraceCheckUtils]: 56: Hoare triple {42813#true} #t~ret31#1 := is_transmit2_triggered_#res#1;assume { :end_inline_is_transmit2_triggered } true;assume -2147483648 <= #t~ret31#1 && #t~ret31#1 <= 2147483647;~tmp___1~1#1 := #t~ret31#1;havoc #t~ret31#1; {42813#true} is VALID [2022-02-20 19:56:07,743 INFO L290 TraceCheckUtils]: 57: Hoare triple {42813#true} assume 0 != ~tmp___1~1#1;~t2_st~0 := 0; {42813#true} is VALID [2022-02-20 19:56:07,743 INFO L290 TraceCheckUtils]: 58: Hoare triple {42813#true} assume { :begin_inline_is_transmit3_triggered } true;havoc is_transmit3_triggered_#res#1;havoc is_transmit3_triggered_~__retres1~7#1;havoc is_transmit3_triggered_~__retres1~7#1; {42813#true} is VALID [2022-02-20 19:56:07,743 INFO L290 TraceCheckUtils]: 59: Hoare triple {42813#true} assume !(1 == ~t3_pc~0); {42813#true} is VALID [2022-02-20 19:56:07,743 INFO L290 TraceCheckUtils]: 60: Hoare triple {42813#true} is_transmit3_triggered_~__retres1~7#1 := 0; {42813#true} is VALID [2022-02-20 19:56:07,743 INFO L290 TraceCheckUtils]: 61: Hoare triple {42813#true} is_transmit3_triggered_#res#1 := is_transmit3_triggered_~__retres1~7#1; {42813#true} is VALID [2022-02-20 19:56:07,743 INFO L290 TraceCheckUtils]: 62: Hoare triple {42813#true} #t~ret32#1 := is_transmit3_triggered_#res#1;assume { :end_inline_is_transmit3_triggered } true;assume -2147483648 <= #t~ret32#1 && #t~ret32#1 <= 2147483647;~tmp___2~0#1 := #t~ret32#1;havoc #t~ret32#1; {42813#true} is VALID [2022-02-20 19:56:07,743 INFO L290 TraceCheckUtils]: 63: Hoare triple {42813#true} assume 0 != ~tmp___2~0#1;~t3_st~0 := 0; {42813#true} is VALID [2022-02-20 19:56:07,744 INFO L290 TraceCheckUtils]: 64: Hoare triple {42813#true} assume { :begin_inline_is_transmit4_triggered } true;havoc is_transmit4_triggered_#res#1;havoc is_transmit4_triggered_~__retres1~8#1;havoc is_transmit4_triggered_~__retres1~8#1; {42813#true} is VALID [2022-02-20 19:56:07,744 INFO L290 TraceCheckUtils]: 65: Hoare triple {42813#true} assume 1 == ~t4_pc~0; {42813#true} is VALID [2022-02-20 19:56:07,744 INFO L290 TraceCheckUtils]: 66: Hoare triple {42813#true} assume 1 == ~E_4~0;is_transmit4_triggered_~__retres1~8#1 := 1; {42813#true} is VALID [2022-02-20 19:56:07,744 INFO L290 TraceCheckUtils]: 67: Hoare triple {42813#true} is_transmit4_triggered_#res#1 := is_transmit4_triggered_~__retres1~8#1; {42813#true} is VALID [2022-02-20 19:56:07,744 INFO L290 TraceCheckUtils]: 68: Hoare triple {42813#true} #t~ret33#1 := is_transmit4_triggered_#res#1;assume { :end_inline_is_transmit4_triggered } true;assume -2147483648 <= #t~ret33#1 && #t~ret33#1 <= 2147483647;~tmp___3~0#1 := #t~ret33#1;havoc #t~ret33#1; {42813#true} is VALID [2022-02-20 19:56:07,744 INFO L290 TraceCheckUtils]: 69: Hoare triple {42813#true} assume 0 != ~tmp___3~0#1;~t4_st~0 := 0; {42813#true} is VALID [2022-02-20 19:56:07,744 INFO L290 TraceCheckUtils]: 70: Hoare triple {42813#true} assume { :begin_inline_is_transmit5_triggered } true;havoc is_transmit5_triggered_#res#1;havoc is_transmit5_triggered_~__retres1~9#1;havoc is_transmit5_triggered_~__retres1~9#1; {42813#true} is VALID [2022-02-20 19:56:07,745 INFO L290 TraceCheckUtils]: 71: Hoare triple {42813#true} assume 1 == ~t5_pc~0; {42813#true} is VALID [2022-02-20 19:56:07,745 INFO L290 TraceCheckUtils]: 72: Hoare triple {42813#true} assume 1 == ~E_5~0;is_transmit5_triggered_~__retres1~9#1 := 1; {42813#true} is VALID [2022-02-20 19:56:07,745 INFO L290 TraceCheckUtils]: 73: Hoare triple {42813#true} is_transmit5_triggered_#res#1 := is_transmit5_triggered_~__retres1~9#1; {42813#true} is VALID [2022-02-20 19:56:07,745 INFO L290 TraceCheckUtils]: 74: Hoare triple {42813#true} #t~ret34#1 := is_transmit5_triggered_#res#1;assume { :end_inline_is_transmit5_triggered } true;assume -2147483648 <= #t~ret34#1 && #t~ret34#1 <= 2147483647;~tmp___4~0#1 := #t~ret34#1;havoc #t~ret34#1; {42813#true} is VALID [2022-02-20 19:56:07,745 INFO L290 TraceCheckUtils]: 75: Hoare triple {42813#true} assume 0 != ~tmp___4~0#1;~t5_st~0 := 0; {42813#true} is VALID [2022-02-20 19:56:07,745 INFO L290 TraceCheckUtils]: 76: Hoare triple {42813#true} assume { :begin_inline_is_transmit6_triggered } true;havoc is_transmit6_triggered_#res#1;havoc is_transmit6_triggered_~__retres1~10#1;havoc is_transmit6_triggered_~__retres1~10#1; {42813#true} is VALID [2022-02-20 19:56:07,745 INFO L290 TraceCheckUtils]: 77: Hoare triple {42813#true} assume !(1 == ~t6_pc~0); {42813#true} is VALID [2022-02-20 19:56:07,745 INFO L290 TraceCheckUtils]: 78: Hoare triple {42813#true} is_transmit6_triggered_~__retres1~10#1 := 0; {42813#true} is VALID [2022-02-20 19:56:07,746 INFO L290 TraceCheckUtils]: 79: Hoare triple {42813#true} is_transmit6_triggered_#res#1 := is_transmit6_triggered_~__retres1~10#1; {42813#true} is VALID [2022-02-20 19:56:07,746 INFO L290 TraceCheckUtils]: 80: Hoare triple {42813#true} #t~ret35#1 := is_transmit6_triggered_#res#1;assume { :end_inline_is_transmit6_triggered } true;assume -2147483648 <= #t~ret35#1 && #t~ret35#1 <= 2147483647;~tmp___5~0#1 := #t~ret35#1;havoc #t~ret35#1; {42813#true} is VALID [2022-02-20 19:56:07,746 INFO L290 TraceCheckUtils]: 81: Hoare triple {42813#true} assume !(0 != ~tmp___5~0#1); {42813#true} is VALID [2022-02-20 19:56:07,746 INFO L290 TraceCheckUtils]: 82: Hoare triple {42813#true} assume { :begin_inline_is_transmit7_triggered } true;havoc is_transmit7_triggered_#res#1;havoc is_transmit7_triggered_~__retres1~11#1;havoc is_transmit7_triggered_~__retres1~11#1; {42813#true} is VALID [2022-02-20 19:56:07,746 INFO L290 TraceCheckUtils]: 83: Hoare triple {42813#true} assume 1 == ~t7_pc~0; {42813#true} is VALID [2022-02-20 19:56:07,746 INFO L290 TraceCheckUtils]: 84: Hoare triple {42813#true} assume 1 == ~E_7~0;is_transmit7_triggered_~__retres1~11#1 := 1; {42813#true} is VALID [2022-02-20 19:56:07,746 INFO L290 TraceCheckUtils]: 85: Hoare triple {42813#true} is_transmit7_triggered_#res#1 := is_transmit7_triggered_~__retres1~11#1; {42813#true} is VALID [2022-02-20 19:56:07,747 INFO L290 TraceCheckUtils]: 86: Hoare triple {42813#true} #t~ret36#1 := is_transmit7_triggered_#res#1;assume { :end_inline_is_transmit7_triggered } true;assume -2147483648 <= #t~ret36#1 && #t~ret36#1 <= 2147483647;~tmp___6~0#1 := #t~ret36#1;havoc #t~ret36#1; {42813#true} is VALID [2022-02-20 19:56:07,747 INFO L290 TraceCheckUtils]: 87: Hoare triple {42813#true} assume 0 != ~tmp___6~0#1;~t7_st~0 := 0; {42813#true} is VALID [2022-02-20 19:56:07,747 INFO L290 TraceCheckUtils]: 88: Hoare triple {42813#true} assume { :begin_inline_is_transmit8_triggered } true;havoc is_transmit8_triggered_#res#1;havoc is_transmit8_triggered_~__retres1~12#1;havoc is_transmit8_triggered_~__retres1~12#1; {42813#true} is VALID [2022-02-20 19:56:07,747 INFO L290 TraceCheckUtils]: 89: Hoare triple {42813#true} assume !(1 == ~t8_pc~0); {42813#true} is VALID [2022-02-20 19:56:07,747 INFO L290 TraceCheckUtils]: 90: Hoare triple {42813#true} is_transmit8_triggered_~__retres1~12#1 := 0; {42813#true} is VALID [2022-02-20 19:56:07,747 INFO L290 TraceCheckUtils]: 91: Hoare triple {42813#true} is_transmit8_triggered_#res#1 := is_transmit8_triggered_~__retres1~12#1; {42813#true} is VALID [2022-02-20 19:56:07,747 INFO L290 TraceCheckUtils]: 92: Hoare triple {42813#true} #t~ret37#1 := is_transmit8_triggered_#res#1;assume { :end_inline_is_transmit8_triggered } true;assume -2147483648 <= #t~ret37#1 && #t~ret37#1 <= 2147483647;~tmp___7~0#1 := #t~ret37#1;havoc #t~ret37#1; {42813#true} is VALID [2022-02-20 19:56:07,747 INFO L290 TraceCheckUtils]: 93: Hoare triple {42813#true} assume 0 != ~tmp___7~0#1;~t8_st~0 := 0; {42813#true} is VALID [2022-02-20 19:56:07,748 INFO L290 TraceCheckUtils]: 94: Hoare triple {42813#true} assume true; {42813#true} is VALID [2022-02-20 19:56:07,748 INFO L284 TraceCheckUtils]: 95: Hoare quadruple {42813#true} {42814#false} #1419#return; {42814#false} is VALID [2022-02-20 19:56:07,748 INFO L272 TraceCheckUtils]: 96: Hoare triple {42814#false} call reset_delta_events2(); {42919#(and (= ~E_6~0 |old(~E_6~0)|) (= ~M_E~0 |old(~M_E~0)|) (= ~E_8~0 |old(~E_8~0)|) (= ~E_7~0 |old(~E_7~0)|) (= |old(~T1_E~0)| ~T1_E~0) (= ~T7_E~0 |old(~T7_E~0)|) (= ~E_M~0 |old(~E_M~0)|) (= ~T8_E~0 |old(~T8_E~0)|) (= |old(~T2_E~0)| ~T2_E~0) (= |old(~T4_E~0)| ~T4_E~0) (= |old(~T6_E~0)| ~T6_E~0) (= |old(~T5_E~0)| ~T5_E~0) (= ~E_5~0 |old(~E_5~0)|) (= ~E_3~0 |old(~E_3~0)|) (= ~E_1~0 |old(~E_1~0)|) (= ~E_4~0 |old(~E_4~0)|) (= ~E_2~0 |old(~E_2~0)|) (= |old(~T3_E~0)| ~T3_E~0))} is VALID [2022-02-20 19:56:07,748 INFO L290 TraceCheckUtils]: 97: Hoare triple {42919#(and (= ~E_6~0 |old(~E_6~0)|) (= ~M_E~0 |old(~M_E~0)|) (= ~E_8~0 |old(~E_8~0)|) (= ~E_7~0 |old(~E_7~0)|) (= |old(~T1_E~0)| ~T1_E~0) (= ~T7_E~0 |old(~T7_E~0)|) (= ~E_M~0 |old(~E_M~0)|) (= ~T8_E~0 |old(~T8_E~0)|) (= |old(~T2_E~0)| ~T2_E~0) (= |old(~T4_E~0)| ~T4_E~0) (= |old(~T6_E~0)| ~T6_E~0) (= |old(~T5_E~0)| ~T5_E~0) (= ~E_5~0 |old(~E_5~0)|) (= ~E_3~0 |old(~E_3~0)|) (= ~E_1~0 |old(~E_1~0)|) (= ~E_4~0 |old(~E_4~0)|) (= ~E_2~0 |old(~E_2~0)|) (= |old(~T3_E~0)| ~T3_E~0))} assume 1 == ~M_E~0;~M_E~0 := 2; {42813#true} is VALID [2022-02-20 19:56:07,748 INFO L290 TraceCheckUtils]: 98: Hoare triple {42813#true} assume 1 == ~T1_E~0;~T1_E~0 := 2; {42813#true} is VALID [2022-02-20 19:56:07,748 INFO L290 TraceCheckUtils]: 99: Hoare triple {42813#true} assume 1 == ~T2_E~0;~T2_E~0 := 2; {42813#true} is VALID [2022-02-20 19:56:07,748 INFO L290 TraceCheckUtils]: 100: Hoare triple {42813#true} assume 1 == ~T3_E~0;~T3_E~0 := 2; {42813#true} is VALID [2022-02-20 19:56:07,749 INFO L290 TraceCheckUtils]: 101: Hoare triple {42813#true} assume 1 == ~T4_E~0;~T4_E~0 := 2; {42813#true} is VALID [2022-02-20 19:56:07,749 INFO L290 TraceCheckUtils]: 102: Hoare triple {42813#true} assume 1 == ~T5_E~0;~T5_E~0 := 2; {42813#true} is VALID [2022-02-20 19:56:07,749 INFO L290 TraceCheckUtils]: 103: Hoare triple {42813#true} assume !(1 == ~T6_E~0); {42813#true} is VALID [2022-02-20 19:56:07,749 INFO L290 TraceCheckUtils]: 104: Hoare triple {42813#true} assume 1 == ~T7_E~0;~T7_E~0 := 2; {42813#true} is VALID [2022-02-20 19:56:07,749 INFO L290 TraceCheckUtils]: 105: Hoare triple {42813#true} assume 1 == ~T8_E~0;~T8_E~0 := 2; {42813#true} is VALID [2022-02-20 19:56:07,749 INFO L290 TraceCheckUtils]: 106: Hoare triple {42813#true} assume 1 == ~E_M~0;~E_M~0 := 2; {42813#true} is VALID [2022-02-20 19:56:07,749 INFO L290 TraceCheckUtils]: 107: Hoare triple {42813#true} assume 1 == ~E_1~0;~E_1~0 := 2; {42813#true} is VALID [2022-02-20 19:56:07,750 INFO L290 TraceCheckUtils]: 108: Hoare triple {42813#true} assume 1 == ~E_2~0;~E_2~0 := 2; {42813#true} is VALID [2022-02-20 19:56:07,750 INFO L290 TraceCheckUtils]: 109: Hoare triple {42813#true} assume 1 == ~E_3~0;~E_3~0 := 2; {42813#true} is VALID [2022-02-20 19:56:07,750 INFO L290 TraceCheckUtils]: 110: Hoare triple {42813#true} assume 1 == ~E_4~0;~E_4~0 := 2; {42813#true} is VALID [2022-02-20 19:56:07,750 INFO L290 TraceCheckUtils]: 111: Hoare triple {42813#true} assume !(1 == ~E_5~0); {42813#true} is VALID [2022-02-20 19:56:07,750 INFO L290 TraceCheckUtils]: 112: Hoare triple {42813#true} assume 1 == ~E_6~0;~E_6~0 := 2; {42813#true} is VALID [2022-02-20 19:56:07,750 INFO L290 TraceCheckUtils]: 113: Hoare triple {42813#true} assume 1 == ~E_7~0;~E_7~0 := 2; {42813#true} is VALID [2022-02-20 19:56:07,750 INFO L290 TraceCheckUtils]: 114: Hoare triple {42813#true} assume 1 == ~E_8~0;~E_8~0 := 2; {42813#true} is VALID [2022-02-20 19:56:07,750 INFO L290 TraceCheckUtils]: 115: Hoare triple {42813#true} assume true; {42813#true} is VALID [2022-02-20 19:56:07,751 INFO L284 TraceCheckUtils]: 116: Hoare quadruple {42813#true} {42814#false} #1421#return; {42814#false} is VALID [2022-02-20 19:56:07,751 INFO L290 TraceCheckUtils]: 117: Hoare triple {42814#false} assume !false; {42814#false} is VALID [2022-02-20 19:56:07,751 INFO L290 TraceCheckUtils]: 118: Hoare triple {42814#false} start_simulation2_~kernel_st~1#1 := 1;assume { :begin_inline_eval2 } true;havoc eval2_#t~ret19#1, eval2_#t~nondet20#1, eval2_~tmp_ndt_1~0#1, eval2_#t~nondet21#1, eval2_~tmp_ndt_2~0#1, eval2_#t~nondet22#1, eval2_~tmp_ndt_3~0#1, eval2_#t~nondet23#1, eval2_~tmp_ndt_4~0#1, eval2_#t~nondet24#1, eval2_~tmp_ndt_5~0#1, eval2_#t~nondet25#1, eval2_~tmp_ndt_6~0#1, eval2_#t~nondet26#1, eval2_~tmp_ndt_7~0#1, eval2_#t~nondet27#1, eval2_~tmp_ndt_8~0#1, eval2_#t~nondet28#1, eval2_~tmp_ndt_9~0#1, eval2_~tmp~4#1;havoc eval2_~tmp~4#1; {42814#false} is VALID [2022-02-20 19:56:07,751 INFO L290 TraceCheckUtils]: 119: Hoare triple {42814#false} assume !false; {42814#false} is VALID [2022-02-20 19:56:07,751 INFO L272 TraceCheckUtils]: 120: Hoare triple {42814#false} call eval2_#t~ret19#1 := exists_runnable_thread2(); {42813#true} is VALID [2022-02-20 19:56:07,751 INFO L290 TraceCheckUtils]: 121: Hoare triple {42813#true} havoc ~__retres1~13; {42813#true} is VALID [2022-02-20 19:56:07,752 INFO L290 TraceCheckUtils]: 122: Hoare triple {42813#true} assume 0 == ~m_st~0;~__retres1~13 := 1; {42813#true} is VALID [2022-02-20 19:56:07,752 INFO L290 TraceCheckUtils]: 123: Hoare triple {42813#true} #res := ~__retres1~13; {42813#true} is VALID [2022-02-20 19:56:07,752 INFO L290 TraceCheckUtils]: 124: Hoare triple {42813#true} assume true; {42813#true} is VALID [2022-02-20 19:56:07,752 INFO L284 TraceCheckUtils]: 125: Hoare quadruple {42813#true} {42814#false} #1423#return; {42814#false} is VALID [2022-02-20 19:56:07,752 INFO L290 TraceCheckUtils]: 126: Hoare triple {42814#false} assume -2147483648 <= eval2_#t~ret19#1 && eval2_#t~ret19#1 <= 2147483647;eval2_~tmp~4#1 := eval2_#t~ret19#1;havoc eval2_#t~ret19#1; {42814#false} is VALID [2022-02-20 19:56:07,752 INFO L290 TraceCheckUtils]: 127: Hoare triple {42814#false} assume 0 != eval2_~tmp~4#1; {42814#false} is VALID [2022-02-20 19:56:07,752 INFO L290 TraceCheckUtils]: 128: Hoare triple {42814#false} assume 0 == ~m_st~0;havoc eval2_~tmp_ndt_1~0#1;assume -2147483648 <= eval2_#t~nondet20#1 && eval2_#t~nondet20#1 <= 2147483647;eval2_~tmp_ndt_1~0#1 := eval2_#t~nondet20#1;havoc eval2_#t~nondet20#1; {42814#false} is VALID [2022-02-20 19:56:07,752 INFO L290 TraceCheckUtils]: 129: Hoare triple {42814#false} assume 0 != eval2_~tmp_ndt_1~0#1;~m_st~0 := 1;assume { :begin_inline_master } true;havoc master_#t~nondet17#1, master_#t~nondet18#1, master_~tmp_var~0#1;assume -2147483648 <= master_#t~nondet17#1 && master_#t~nondet17#1 <= 2147483647;master_~tmp_var~0#1 := master_#t~nondet17#1;havoc master_#t~nondet17#1; {42814#false} is VALID [2022-02-20 19:56:07,753 INFO L290 TraceCheckUtils]: 130: Hoare triple {42814#false} assume !(0 == ~m_pc~0); {42814#false} is VALID [2022-02-20 19:56:07,753 INFO L290 TraceCheckUtils]: 131: Hoare triple {42814#false} assume 1 == ~m_pc~0; {42814#false} is VALID [2022-02-20 19:56:07,753 INFO L290 TraceCheckUtils]: 132: Hoare triple {42814#false} assume ~token~0 != 8 + ~local~0; {42814#false} is VALID [2022-02-20 19:56:07,753 INFO L272 TraceCheckUtils]: 133: Hoare triple {42814#false} call error2(); {42814#false} is VALID [2022-02-20 19:56:07,753 INFO L290 TraceCheckUtils]: 134: Hoare triple {42814#false} assume !false; {42814#false} is VALID [2022-02-20 19:56:07,754 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 19:56:07,754 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 19:56:07,754 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [731695370] [2022-02-20 19:56:07,754 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [731695370] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 19:56:07,754 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 19:56:07,754 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-20 19:56:07,754 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [941107728] [2022-02-20 19:56:07,755 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 19:56:07,755 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 24.8) internal successors, (124), 3 states have internal predecessors, (124), 2 states have call successors, (6), 4 states have call predecessors, (6), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) Word has length 135 [2022-02-20 19:56:07,755 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 19:56:07,756 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 5 states, 5 states have (on average 24.8) internal successors, (124), 3 states have internal predecessors, (124), 2 states have call successors, (6), 4 states have call predecessors, (6), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2022-02-20 19:56:07,834 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 135 edges. 135 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 19:56:07,834 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-02-20 19:56:07,835 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 19:56:07,835 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-02-20 19:56:07,835 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-02-20 19:56:07,835 INFO L87 Difference]: Start difference. First operand 285 states and 444 transitions. Second operand has 5 states, 5 states have (on average 24.8) internal successors, (124), 3 states have internal predecessors, (124), 2 states have call successors, (6), 4 states have call predecessors, (6), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2022-02-20 19:56:09,768 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 19:56:09,768 INFO L93 Difference]: Finished difference Result 659 states and 1044 transitions. [2022-02-20 19:56:09,768 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-20 19:56:09,768 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 24.8) internal successors, (124), 3 states have internal predecessors, (124), 2 states have call successors, (6), 4 states have call predecessors, (6), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) Word has length 135 [2022-02-20 19:56:09,768 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-20 19:56:09,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 24.8) internal successors, (124), 3 states have internal predecessors, (124), 2 states have call successors, (6), 4 states have call predecessors, (6), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2022-02-20 19:56:09,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 1044 transitions. [2022-02-20 19:56:09,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 24.8) internal successors, (124), 3 states have internal predecessors, (124), 2 states have call successors, (6), 4 states have call predecessors, (6), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2022-02-20 19:56:09,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 1044 transitions. [2022-02-20 19:56:09,779 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 6 states and 1044 transitions. [2022-02-20 19:56:10,589 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 1044 edges. 1044 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 19:56:10,596 INFO L225 Difference]: With dead ends: 659 [2022-02-20 19:56:10,596 INFO L226 Difference]: Without dead ends: 383 [2022-02-20 19:56:10,597 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-02-20 19:56:10,598 INFO L933 BasicCegarLoop]: 485 mSDtfsCounter, 742 mSDsluCounter, 306 mSDsCounter, 0 mSdLazyCounter, 511 mSolverCounterSat, 56 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 762 SdHoareTripleChecker+Valid, 791 SdHoareTripleChecker+Invalid, 567 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 56 IncrementalHoareTripleChecker+Valid, 511 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-02-20 19:56:10,598 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [762 Valid, 791 Invalid, 567 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [56 Valid, 511 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-02-20 19:56:10,599 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 383 states. [2022-02-20 19:56:10,611 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 383 to 285. [2022-02-20 19:56:10,611 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-20 19:56:10,612 INFO L82 GeneralOperation]: Start isEquivalent. First operand 383 states. Second operand has 285 states, 254 states have (on average 1.562992125984252) internal successors, (397), 256 states have internal predecessors, (397), 24 states have call successors, (24), 7 states have call predecessors, (24), 6 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2022-02-20 19:56:10,612 INFO L74 IsIncluded]: Start isIncluded. First operand 383 states. Second operand has 285 states, 254 states have (on average 1.562992125984252) internal successors, (397), 256 states have internal predecessors, (397), 24 states have call successors, (24), 7 states have call predecessors, (24), 6 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2022-02-20 19:56:10,613 INFO L87 Difference]: Start difference. First operand 383 states. Second operand has 285 states, 254 states have (on average 1.562992125984252) internal successors, (397), 256 states have internal predecessors, (397), 24 states have call successors, (24), 7 states have call predecessors, (24), 6 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2022-02-20 19:56:10,622 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 19:56:10,622 INFO L93 Difference]: Finished difference Result 383 states and 612 transitions. [2022-02-20 19:56:10,622 INFO L276 IsEmpty]: Start isEmpty. Operand 383 states and 612 transitions. [2022-02-20 19:56:10,623 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 19:56:10,623 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 19:56:10,624 INFO L74 IsIncluded]: Start isIncluded. First operand has 285 states, 254 states have (on average 1.562992125984252) internal successors, (397), 256 states have internal predecessors, (397), 24 states have call successors, (24), 7 states have call predecessors, (24), 6 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) Second operand 383 states. [2022-02-20 19:56:10,624 INFO L87 Difference]: Start difference. First operand has 285 states, 254 states have (on average 1.562992125984252) internal successors, (397), 256 states have internal predecessors, (397), 24 states have call successors, (24), 7 states have call predecessors, (24), 6 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) Second operand 383 states. [2022-02-20 19:56:10,633 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 19:56:10,634 INFO L93 Difference]: Finished difference Result 383 states and 612 transitions. [2022-02-20 19:56:10,634 INFO L276 IsEmpty]: Start isEmpty. Operand 383 states and 612 transitions. [2022-02-20 19:56:10,635 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 19:56:10,635 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 19:56:10,635 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-20 19:56:10,635 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-20 19:56:10,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 285 states, 254 states have (on average 1.562992125984252) internal successors, (397), 256 states have internal predecessors, (397), 24 states have call successors, (24), 7 states have call predecessors, (24), 6 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2022-02-20 19:56:10,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 285 states and 443 transitions. [2022-02-20 19:56:10,642 INFO L78 Accepts]: Start accepts. Automaton has 285 states and 443 transitions. Word has length 135 [2022-02-20 19:56:10,643 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 19:56:10,643 INFO L470 AbstractCegarLoop]: Abstraction has 285 states and 443 transitions. [2022-02-20 19:56:10,643 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 24.8) internal successors, (124), 3 states have internal predecessors, (124), 2 states have call successors, (6), 4 states have call predecessors, (6), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2022-02-20 19:56:10,643 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 443 transitions. [2022-02-20 19:56:10,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-20 19:56:10,644 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 19:56:10,644 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 19:56:10,645 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-02-20 19:56:10,645 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting error2Err0ASSERT_VIOLATIONERROR_FUNCTION === [error1Err0ASSERT_VIOLATIONERROR_FUNCTION, error2Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-20 19:56:10,645 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 19:56:10,645 INFO L85 PathProgramCache]: Analyzing trace with hash -488646274, now seen corresponding path program 1 times [2022-02-20 19:56:10,645 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 19:56:10,646 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1810152322] [2022-02-20 19:56:10,646 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 19:56:10,646 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 19:56:10,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 19:56:10,681 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-02-20 19:56:10,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 19:56:10,684 INFO L290 TraceCheckUtils]: 0: Hoare triple {44911#true} assume true; {44911#true} is VALID [2022-02-20 19:56:10,684 INFO L284 TraceCheckUtils]: 1: Hoare quadruple {44911#true} {44913#(= ~M_E~0 2)} #1415#return; {44913#(= ~M_E~0 2)} is VALID [2022-02-20 19:56:10,713 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-02-20 19:56:10,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 19:56:10,732 INFO L290 TraceCheckUtils]: 0: Hoare triple {45017#(and (= ~E_6~0 |old(~E_6~0)|) (= ~M_E~0 |old(~M_E~0)|) (= ~E_8~0 |old(~E_8~0)|) (= ~E_7~0 |old(~E_7~0)|) (= |old(~T1_E~0)| ~T1_E~0) (= ~T7_E~0 |old(~T7_E~0)|) (= ~E_M~0 |old(~E_M~0)|) (= ~T8_E~0 |old(~T8_E~0)|) (= |old(~T2_E~0)| ~T2_E~0) (= |old(~T4_E~0)| ~T4_E~0) (= |old(~T6_E~0)| ~T6_E~0) (= |old(~T5_E~0)| ~T5_E~0) (= ~E_5~0 |old(~E_5~0)|) (= ~E_3~0 |old(~E_3~0)|) (= ~E_1~0 |old(~E_1~0)|) (= ~E_4~0 |old(~E_4~0)|) (= ~E_2~0 |old(~E_2~0)|) (= |old(~T3_E~0)| ~T3_E~0))} assume 0 == ~M_E~0;~M_E~0 := 1; {45018#(= |old(~M_E~0)| 0)} is VALID [2022-02-20 19:56:10,733 INFO L290 TraceCheckUtils]: 1: Hoare triple {45018#(= |old(~M_E~0)| 0)} assume 0 == ~T1_E~0;~T1_E~0 := 1; {45018#(= |old(~M_E~0)| 0)} is VALID [2022-02-20 19:56:10,733 INFO L290 TraceCheckUtils]: 2: Hoare triple {45018#(= |old(~M_E~0)| 0)} assume 0 == ~T2_E~0;~T2_E~0 := 1; {45018#(= |old(~M_E~0)| 0)} is VALID [2022-02-20 19:56:10,734 INFO L290 TraceCheckUtils]: 3: Hoare triple {45018#(= |old(~M_E~0)| 0)} assume 0 == ~T3_E~0;~T3_E~0 := 1; {45018#(= |old(~M_E~0)| 0)} is VALID [2022-02-20 19:56:10,734 INFO L290 TraceCheckUtils]: 4: Hoare triple {45018#(= |old(~M_E~0)| 0)} assume 0 == ~T4_E~0;~T4_E~0 := 1; {45018#(= |old(~M_E~0)| 0)} is VALID [2022-02-20 19:56:10,734 INFO L290 TraceCheckUtils]: 5: Hoare triple {45018#(= |old(~M_E~0)| 0)} assume 0 == ~T5_E~0;~T5_E~0 := 1; {45018#(= |old(~M_E~0)| 0)} is VALID [2022-02-20 19:56:10,735 INFO L290 TraceCheckUtils]: 6: Hoare triple {45018#(= |old(~M_E~0)| 0)} assume 0 == ~T6_E~0;~T6_E~0 := 1; {45018#(= |old(~M_E~0)| 0)} is VALID [2022-02-20 19:56:10,735 INFO L290 TraceCheckUtils]: 7: Hoare triple {45018#(= |old(~M_E~0)| 0)} assume !(0 == ~T7_E~0); {45018#(= |old(~M_E~0)| 0)} is VALID [2022-02-20 19:56:10,735 INFO L290 TraceCheckUtils]: 8: Hoare triple {45018#(= |old(~M_E~0)| 0)} assume 0 == ~T8_E~0;~T8_E~0 := 1; {45018#(= |old(~M_E~0)| 0)} is VALID [2022-02-20 19:56:10,736 INFO L290 TraceCheckUtils]: 9: Hoare triple {45018#(= |old(~M_E~0)| 0)} assume 0 == ~E_M~0;~E_M~0 := 1; {45018#(= |old(~M_E~0)| 0)} is VALID [2022-02-20 19:56:10,736 INFO L290 TraceCheckUtils]: 10: Hoare triple {45018#(= |old(~M_E~0)| 0)} assume 0 == ~E_1~0;~E_1~0 := 1; {45018#(= |old(~M_E~0)| 0)} is VALID [2022-02-20 19:56:10,736 INFO L290 TraceCheckUtils]: 11: Hoare triple {45018#(= |old(~M_E~0)| 0)} assume 0 == ~E_2~0;~E_2~0 := 1; {45018#(= |old(~M_E~0)| 0)} is VALID [2022-02-20 19:56:10,737 INFO L290 TraceCheckUtils]: 12: Hoare triple {45018#(= |old(~M_E~0)| 0)} assume 0 == ~E_3~0;~E_3~0 := 1; {45018#(= |old(~M_E~0)| 0)} is VALID [2022-02-20 19:56:10,737 INFO L290 TraceCheckUtils]: 13: Hoare triple {45018#(= |old(~M_E~0)| 0)} assume 0 == ~E_4~0;~E_4~0 := 1; {45018#(= |old(~M_E~0)| 0)} is VALID [2022-02-20 19:56:10,737 INFO L290 TraceCheckUtils]: 14: Hoare triple {45018#(= |old(~M_E~0)| 0)} assume 0 == ~E_5~0;~E_5~0 := 1; {45018#(= |old(~M_E~0)| 0)} is VALID [2022-02-20 19:56:10,738 INFO L290 TraceCheckUtils]: 15: Hoare triple {45018#(= |old(~M_E~0)| 0)} assume !(0 == ~E_6~0); {45018#(= |old(~M_E~0)| 0)} is VALID [2022-02-20 19:56:10,738 INFO L290 TraceCheckUtils]: 16: Hoare triple {45018#(= |old(~M_E~0)| 0)} assume 0 == ~E_7~0;~E_7~0 := 1; {45018#(= |old(~M_E~0)| 0)} is VALID [2022-02-20 19:56:10,738 INFO L290 TraceCheckUtils]: 17: Hoare triple {45018#(= |old(~M_E~0)| 0)} assume 0 == ~E_8~0;~E_8~0 := 1; {45018#(= |old(~M_E~0)| 0)} is VALID [2022-02-20 19:56:10,739 INFO L290 TraceCheckUtils]: 18: Hoare triple {45018#(= |old(~M_E~0)| 0)} assume true; {45018#(= |old(~M_E~0)| 0)} is VALID [2022-02-20 19:56:10,739 INFO L284 TraceCheckUtils]: 19: Hoare quadruple {45018#(= |old(~M_E~0)| 0)} {44913#(= ~M_E~0 2)} #1417#return; {44912#false} is VALID [2022-02-20 19:56:10,753 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2022-02-20 19:56:10,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 19:56:10,770 INFO L290 TraceCheckUtils]: 0: Hoare triple {45019#(and (= |old(~t5_st~0)| ~t5_st~0) (= |old(~t1_st~0)| ~t1_st~0) (= |old(~t6_st~0)| ~t6_st~0) (= ~m_st~0 |old(~m_st~0)|) (= |old(~t2_st~0)| ~t2_st~0) (= |old(~t3_st~0)| ~t3_st~0) (= |old(~t4_st~0)| ~t4_st~0) (= |old(~t8_st~0)| ~t8_st~0) (= |old(~t7_st~0)| ~t7_st~0))} havoc ~tmp~5#1;havoc ~tmp___0~2#1;havoc ~tmp___1~1#1;havoc ~tmp___2~0#1;havoc ~tmp___3~0#1;havoc ~tmp___4~0#1;havoc ~tmp___5~0#1;havoc ~tmp___6~0#1;havoc ~tmp___7~0#1;assume { :begin_inline_is_master_triggered } true;havoc is_master_triggered_#res#1;havoc is_master_triggered_~__retres1~4#1;havoc is_master_triggered_~__retres1~4#1; {44911#true} is VALID [2022-02-20 19:56:10,770 INFO L290 TraceCheckUtils]: 1: Hoare triple {44911#true} assume 1 == ~m_pc~0; {44911#true} is VALID [2022-02-20 19:56:10,770 INFO L290 TraceCheckUtils]: 2: Hoare triple {44911#true} assume 1 == ~E_M~0;is_master_triggered_~__retres1~4#1 := 1; {44911#true} is VALID [2022-02-20 19:56:10,770 INFO L290 TraceCheckUtils]: 3: Hoare triple {44911#true} is_master_triggered_#res#1 := is_master_triggered_~__retres1~4#1; {44911#true} is VALID [2022-02-20 19:56:10,770 INFO L290 TraceCheckUtils]: 4: Hoare triple {44911#true} #t~ret29#1 := is_master_triggered_#res#1;assume { :end_inline_is_master_triggered } true;assume -2147483648 <= #t~ret29#1 && #t~ret29#1 <= 2147483647;~tmp~5#1 := #t~ret29#1;havoc #t~ret29#1; {44911#true} is VALID [2022-02-20 19:56:10,770 INFO L290 TraceCheckUtils]: 5: Hoare triple {44911#true} assume 0 != ~tmp~5#1;~m_st~0 := 0; {44911#true} is VALID [2022-02-20 19:56:10,771 INFO L290 TraceCheckUtils]: 6: Hoare triple {44911#true} assume { :begin_inline_is_transmit1_triggered } true;havoc is_transmit1_triggered_#res#1;havoc is_transmit1_triggered_~__retres1~5#1;havoc is_transmit1_triggered_~__retres1~5#1; {44911#true} is VALID [2022-02-20 19:56:10,771 INFO L290 TraceCheckUtils]: 7: Hoare triple {44911#true} assume !(1 == ~t1_pc~0); {44911#true} is VALID [2022-02-20 19:56:10,771 INFO L290 TraceCheckUtils]: 8: Hoare triple {44911#true} is_transmit1_triggered_~__retres1~5#1 := 0; {44911#true} is VALID [2022-02-20 19:56:10,771 INFO L290 TraceCheckUtils]: 9: Hoare triple {44911#true} is_transmit1_triggered_#res#1 := is_transmit1_triggered_~__retres1~5#1; {44911#true} is VALID [2022-02-20 19:56:10,771 INFO L290 TraceCheckUtils]: 10: Hoare triple {44911#true} #t~ret30#1 := is_transmit1_triggered_#res#1;assume { :end_inline_is_transmit1_triggered } true;assume -2147483648 <= #t~ret30#1 && #t~ret30#1 <= 2147483647;~tmp___0~2#1 := #t~ret30#1;havoc #t~ret30#1; {44911#true} is VALID [2022-02-20 19:56:10,771 INFO L290 TraceCheckUtils]: 11: Hoare triple {44911#true} assume 0 != ~tmp___0~2#1;~t1_st~0 := 0; {44911#true} is VALID [2022-02-20 19:56:10,771 INFO L290 TraceCheckUtils]: 12: Hoare triple {44911#true} assume { :begin_inline_is_transmit2_triggered } true;havoc is_transmit2_triggered_#res#1;havoc is_transmit2_triggered_~__retres1~6#1;havoc is_transmit2_triggered_~__retres1~6#1; {44911#true} is VALID [2022-02-20 19:56:10,772 INFO L290 TraceCheckUtils]: 13: Hoare triple {44911#true} assume 1 == ~t2_pc~0; {44911#true} is VALID [2022-02-20 19:56:10,772 INFO L290 TraceCheckUtils]: 14: Hoare triple {44911#true} assume 1 == ~E_2~0;is_transmit2_triggered_~__retres1~6#1 := 1; {44911#true} is VALID [2022-02-20 19:56:10,772 INFO L290 TraceCheckUtils]: 15: Hoare triple {44911#true} is_transmit2_triggered_#res#1 := is_transmit2_triggered_~__retres1~6#1; {44911#true} is VALID [2022-02-20 19:56:10,772 INFO L290 TraceCheckUtils]: 16: Hoare triple {44911#true} #t~ret31#1 := is_transmit2_triggered_#res#1;assume { :end_inline_is_transmit2_triggered } true;assume -2147483648 <= #t~ret31#1 && #t~ret31#1 <= 2147483647;~tmp___1~1#1 := #t~ret31#1;havoc #t~ret31#1; {44911#true} is VALID [2022-02-20 19:56:10,772 INFO L290 TraceCheckUtils]: 17: Hoare triple {44911#true} assume 0 != ~tmp___1~1#1;~t2_st~0 := 0; {44911#true} is VALID [2022-02-20 19:56:10,772 INFO L290 TraceCheckUtils]: 18: Hoare triple {44911#true} assume { :begin_inline_is_transmit3_triggered } true;havoc is_transmit3_triggered_#res#1;havoc is_transmit3_triggered_~__retres1~7#1;havoc is_transmit3_triggered_~__retres1~7#1; {44911#true} is VALID [2022-02-20 19:56:10,772 INFO L290 TraceCheckUtils]: 19: Hoare triple {44911#true} assume !(1 == ~t3_pc~0); {44911#true} is VALID [2022-02-20 19:56:10,773 INFO L290 TraceCheckUtils]: 20: Hoare triple {44911#true} is_transmit3_triggered_~__retres1~7#1 := 0; {44911#true} is VALID [2022-02-20 19:56:10,773 INFO L290 TraceCheckUtils]: 21: Hoare triple {44911#true} is_transmit3_triggered_#res#1 := is_transmit3_triggered_~__retres1~7#1; {44911#true} is VALID [2022-02-20 19:56:10,773 INFO L290 TraceCheckUtils]: 22: Hoare triple {44911#true} #t~ret32#1 := is_transmit3_triggered_#res#1;assume { :end_inline_is_transmit3_triggered } true;assume -2147483648 <= #t~ret32#1 && #t~ret32#1 <= 2147483647;~tmp___2~0#1 := #t~ret32#1;havoc #t~ret32#1; {44911#true} is VALID [2022-02-20 19:56:10,773 INFO L290 TraceCheckUtils]: 23: Hoare triple {44911#true} assume 0 != ~tmp___2~0#1;~t3_st~0 := 0; {44911#true} is VALID [2022-02-20 19:56:10,773 INFO L290 TraceCheckUtils]: 24: Hoare triple {44911#true} assume { :begin_inline_is_transmit4_triggered } true;havoc is_transmit4_triggered_#res#1;havoc is_transmit4_triggered_~__retres1~8#1;havoc is_transmit4_triggered_~__retres1~8#1; {44911#true} is VALID [2022-02-20 19:56:10,773 INFO L290 TraceCheckUtils]: 25: Hoare triple {44911#true} assume 1 == ~t4_pc~0; {44911#true} is VALID [2022-02-20 19:56:10,773 INFO L290 TraceCheckUtils]: 26: Hoare triple {44911#true} assume 1 == ~E_4~0;is_transmit4_triggered_~__retres1~8#1 := 1; {44911#true} is VALID [2022-02-20 19:56:10,773 INFO L290 TraceCheckUtils]: 27: Hoare triple {44911#true} is_transmit4_triggered_#res#1 := is_transmit4_triggered_~__retres1~8#1; {44911#true} is VALID [2022-02-20 19:56:10,774 INFO L290 TraceCheckUtils]: 28: Hoare triple {44911#true} #t~ret33#1 := is_transmit4_triggered_#res#1;assume { :end_inline_is_transmit4_triggered } true;assume -2147483648 <= #t~ret33#1 && #t~ret33#1 <= 2147483647;~tmp___3~0#1 := #t~ret33#1;havoc #t~ret33#1; {44911#true} is VALID [2022-02-20 19:56:10,774 INFO L290 TraceCheckUtils]: 29: Hoare triple {44911#true} assume 0 != ~tmp___3~0#1;~t4_st~0 := 0; {44911#true} is VALID [2022-02-20 19:56:10,774 INFO L290 TraceCheckUtils]: 30: Hoare triple {44911#true} assume { :begin_inline_is_transmit5_triggered } true;havoc is_transmit5_triggered_#res#1;havoc is_transmit5_triggered_~__retres1~9#1;havoc is_transmit5_triggered_~__retres1~9#1; {44911#true} is VALID [2022-02-20 19:56:10,774 INFO L290 TraceCheckUtils]: 31: Hoare triple {44911#true} assume 1 == ~t5_pc~0; {44911#true} is VALID [2022-02-20 19:56:10,774 INFO L290 TraceCheckUtils]: 32: Hoare triple {44911#true} assume 1 == ~E_5~0;is_transmit5_triggered_~__retres1~9#1 := 1; {44911#true} is VALID [2022-02-20 19:56:10,774 INFO L290 TraceCheckUtils]: 33: Hoare triple {44911#true} is_transmit5_triggered_#res#1 := is_transmit5_triggered_~__retres1~9#1; {44911#true} is VALID [2022-02-20 19:56:10,774 INFO L290 TraceCheckUtils]: 34: Hoare triple {44911#true} #t~ret34#1 := is_transmit5_triggered_#res#1;assume { :end_inline_is_transmit5_triggered } true;assume -2147483648 <= #t~ret34#1 && #t~ret34#1 <= 2147483647;~tmp___4~0#1 := #t~ret34#1;havoc #t~ret34#1; {44911#true} is VALID [2022-02-20 19:56:10,775 INFO L290 TraceCheckUtils]: 35: Hoare triple {44911#true} assume 0 != ~tmp___4~0#1;~t5_st~0 := 0; {44911#true} is VALID [2022-02-20 19:56:10,775 INFO L290 TraceCheckUtils]: 36: Hoare triple {44911#true} assume { :begin_inline_is_transmit6_triggered } true;havoc is_transmit6_triggered_#res#1;havoc is_transmit6_triggered_~__retres1~10#1;havoc is_transmit6_triggered_~__retres1~10#1; {44911#true} is VALID [2022-02-20 19:56:10,775 INFO L290 TraceCheckUtils]: 37: Hoare triple {44911#true} assume !(1 == ~t6_pc~0); {44911#true} is VALID [2022-02-20 19:56:10,775 INFO L290 TraceCheckUtils]: 38: Hoare triple {44911#true} is_transmit6_triggered_~__retres1~10#1 := 0; {44911#true} is VALID [2022-02-20 19:56:10,775 INFO L290 TraceCheckUtils]: 39: Hoare triple {44911#true} is_transmit6_triggered_#res#1 := is_transmit6_triggered_~__retres1~10#1; {44911#true} is VALID [2022-02-20 19:56:10,775 INFO L290 TraceCheckUtils]: 40: Hoare triple {44911#true} #t~ret35#1 := is_transmit6_triggered_#res#1;assume { :end_inline_is_transmit6_triggered } true;assume -2147483648 <= #t~ret35#1 && #t~ret35#1 <= 2147483647;~tmp___5~0#1 := #t~ret35#1;havoc #t~ret35#1; {44911#true} is VALID [2022-02-20 19:56:10,775 INFO L290 TraceCheckUtils]: 41: Hoare triple {44911#true} assume !(0 != ~tmp___5~0#1); {44911#true} is VALID [2022-02-20 19:56:10,775 INFO L290 TraceCheckUtils]: 42: Hoare triple {44911#true} assume { :begin_inline_is_transmit7_triggered } true;havoc is_transmit7_triggered_#res#1;havoc is_transmit7_triggered_~__retres1~11#1;havoc is_transmit7_triggered_~__retres1~11#1; {44911#true} is VALID [2022-02-20 19:56:10,776 INFO L290 TraceCheckUtils]: 43: Hoare triple {44911#true} assume 1 == ~t7_pc~0; {44911#true} is VALID [2022-02-20 19:56:10,776 INFO L290 TraceCheckUtils]: 44: Hoare triple {44911#true} assume 1 == ~E_7~0;is_transmit7_triggered_~__retres1~11#1 := 1; {44911#true} is VALID [2022-02-20 19:56:10,776 INFO L290 TraceCheckUtils]: 45: Hoare triple {44911#true} is_transmit7_triggered_#res#1 := is_transmit7_triggered_~__retres1~11#1; {44911#true} is VALID [2022-02-20 19:56:10,776 INFO L290 TraceCheckUtils]: 46: Hoare triple {44911#true} #t~ret36#1 := is_transmit7_triggered_#res#1;assume { :end_inline_is_transmit7_triggered } true;assume -2147483648 <= #t~ret36#1 && #t~ret36#1 <= 2147483647;~tmp___6~0#1 := #t~ret36#1;havoc #t~ret36#1; {44911#true} is VALID [2022-02-20 19:56:10,776 INFO L290 TraceCheckUtils]: 47: Hoare triple {44911#true} assume 0 != ~tmp___6~0#1;~t7_st~0 := 0; {44911#true} is VALID [2022-02-20 19:56:10,776 INFO L290 TraceCheckUtils]: 48: Hoare triple {44911#true} assume { :begin_inline_is_transmit8_triggered } true;havoc is_transmit8_triggered_#res#1;havoc is_transmit8_triggered_~__retres1~12#1;havoc is_transmit8_triggered_~__retres1~12#1; {44911#true} is VALID [2022-02-20 19:56:10,776 INFO L290 TraceCheckUtils]: 49: Hoare triple {44911#true} assume !(1 == ~t8_pc~0); {44911#true} is VALID [2022-02-20 19:56:10,777 INFO L290 TraceCheckUtils]: 50: Hoare triple {44911#true} is_transmit8_triggered_~__retres1~12#1 := 0; {44911#true} is VALID [2022-02-20 19:56:10,777 INFO L290 TraceCheckUtils]: 51: Hoare triple {44911#true} is_transmit8_triggered_#res#1 := is_transmit8_triggered_~__retres1~12#1; {44911#true} is VALID [2022-02-20 19:56:10,777 INFO L290 TraceCheckUtils]: 52: Hoare triple {44911#true} #t~ret37#1 := is_transmit8_triggered_#res#1;assume { :end_inline_is_transmit8_triggered } true;assume -2147483648 <= #t~ret37#1 && #t~ret37#1 <= 2147483647;~tmp___7~0#1 := #t~ret37#1;havoc #t~ret37#1; {44911#true} is VALID [2022-02-20 19:56:10,777 INFO L290 TraceCheckUtils]: 53: Hoare triple {44911#true} assume 0 != ~tmp___7~0#1;~t8_st~0 := 0; {44911#true} is VALID [2022-02-20 19:56:10,777 INFO L290 TraceCheckUtils]: 54: Hoare triple {44911#true} assume true; {44911#true} is VALID [2022-02-20 19:56:10,777 INFO L284 TraceCheckUtils]: 55: Hoare quadruple {44911#true} {44912#false} #1419#return; {44912#false} is VALID [2022-02-20 19:56:10,778 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2022-02-20 19:56:10,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 19:56:10,785 INFO L290 TraceCheckUtils]: 0: Hoare triple {45017#(and (= ~E_6~0 |old(~E_6~0)|) (= ~M_E~0 |old(~M_E~0)|) (= ~E_8~0 |old(~E_8~0)|) (= ~E_7~0 |old(~E_7~0)|) (= |old(~T1_E~0)| ~T1_E~0) (= ~T7_E~0 |old(~T7_E~0)|) (= ~E_M~0 |old(~E_M~0)|) (= ~T8_E~0 |old(~T8_E~0)|) (= |old(~T2_E~0)| ~T2_E~0) (= |old(~T4_E~0)| ~T4_E~0) (= |old(~T6_E~0)| ~T6_E~0) (= |old(~T5_E~0)| ~T5_E~0) (= ~E_5~0 |old(~E_5~0)|) (= ~E_3~0 |old(~E_3~0)|) (= ~E_1~0 |old(~E_1~0)|) (= ~E_4~0 |old(~E_4~0)|) (= ~E_2~0 |old(~E_2~0)|) (= |old(~T3_E~0)| ~T3_E~0))} assume 1 == ~M_E~0;~M_E~0 := 2; {44911#true} is VALID [2022-02-20 19:56:10,785 INFO L290 TraceCheckUtils]: 1: Hoare triple {44911#true} assume 1 == ~T1_E~0;~T1_E~0 := 2; {44911#true} is VALID [2022-02-20 19:56:10,785 INFO L290 TraceCheckUtils]: 2: Hoare triple {44911#true} assume 1 == ~T2_E~0;~T2_E~0 := 2; {44911#true} is VALID [2022-02-20 19:56:10,785 INFO L290 TraceCheckUtils]: 3: Hoare triple {44911#true} assume 1 == ~T3_E~0;~T3_E~0 := 2; {44911#true} is VALID [2022-02-20 19:56:10,785 INFO L290 TraceCheckUtils]: 4: Hoare triple {44911#true} assume 1 == ~T4_E~0;~T4_E~0 := 2; {44911#true} is VALID [2022-02-20 19:56:10,785 INFO L290 TraceCheckUtils]: 5: Hoare triple {44911#true} assume 1 == ~T5_E~0;~T5_E~0 := 2; {44911#true} is VALID [2022-02-20 19:56:10,785 INFO L290 TraceCheckUtils]: 6: Hoare triple {44911#true} assume !(1 == ~T6_E~0); {44911#true} is VALID [2022-02-20 19:56:10,786 INFO L290 TraceCheckUtils]: 7: Hoare triple {44911#true} assume 1 == ~T7_E~0;~T7_E~0 := 2; {44911#true} is VALID [2022-02-20 19:56:10,786 INFO L290 TraceCheckUtils]: 8: Hoare triple {44911#true} assume 1 == ~T8_E~0;~T8_E~0 := 2; {44911#true} is VALID [2022-02-20 19:56:10,786 INFO L290 TraceCheckUtils]: 9: Hoare triple {44911#true} assume 1 == ~E_M~0;~E_M~0 := 2; {44911#true} is VALID [2022-02-20 19:56:10,786 INFO L290 TraceCheckUtils]: 10: Hoare triple {44911#true} assume 1 == ~E_1~0;~E_1~0 := 2; {44911#true} is VALID [2022-02-20 19:56:10,786 INFO L290 TraceCheckUtils]: 11: Hoare triple {44911#true} assume 1 == ~E_2~0;~E_2~0 := 2; {44911#true} is VALID [2022-02-20 19:56:10,786 INFO L290 TraceCheckUtils]: 12: Hoare triple {44911#true} assume 1 == ~E_3~0;~E_3~0 := 2; {44911#true} is VALID [2022-02-20 19:56:10,786 INFO L290 TraceCheckUtils]: 13: Hoare triple {44911#true} assume 1 == ~E_4~0;~E_4~0 := 2; {44911#true} is VALID [2022-02-20 19:56:10,787 INFO L290 TraceCheckUtils]: 14: Hoare triple {44911#true} assume !(1 == ~E_5~0); {44911#true} is VALID [2022-02-20 19:56:10,787 INFO L290 TraceCheckUtils]: 15: Hoare triple {44911#true} assume 1 == ~E_6~0;~E_6~0 := 2; {44911#true} is VALID [2022-02-20 19:56:10,787 INFO L290 TraceCheckUtils]: 16: Hoare triple {44911#true} assume 1 == ~E_7~0;~E_7~0 := 2; {44911#true} is VALID [2022-02-20 19:56:10,787 INFO L290 TraceCheckUtils]: 17: Hoare triple {44911#true} assume 1 == ~E_8~0;~E_8~0 := 2; {44911#true} is VALID [2022-02-20 19:56:10,787 INFO L290 TraceCheckUtils]: 18: Hoare triple {44911#true} assume true; {44911#true} is VALID [2022-02-20 19:56:10,787 INFO L284 TraceCheckUtils]: 19: Hoare quadruple {44911#true} {44912#false} #1421#return; {44912#false} is VALID [2022-02-20 19:56:10,787 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2022-02-20 19:56:10,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 19:56:10,791 INFO L290 TraceCheckUtils]: 0: Hoare triple {44911#true} havoc ~__retres1~13; {44911#true} is VALID [2022-02-20 19:56:10,791 INFO L290 TraceCheckUtils]: 1: Hoare triple {44911#true} assume 0 == ~m_st~0;~__retres1~13 := 1; {44911#true} is VALID [2022-02-20 19:56:10,791 INFO L290 TraceCheckUtils]: 2: Hoare triple {44911#true} #res := ~__retres1~13; {44911#true} is VALID [2022-02-20 19:56:10,791 INFO L290 TraceCheckUtils]: 3: Hoare triple {44911#true} assume true; {44911#true} is VALID [2022-02-20 19:56:10,791 INFO L284 TraceCheckUtils]: 4: Hoare quadruple {44911#true} {44912#false} #1423#return; {44912#false} is VALID [2022-02-20 19:56:10,792 INFO L290 TraceCheckUtils]: 0: Hoare triple {44911#true} assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(19, 2);call #Ultimate.allocInit(12, 3);~q_buf_0~0 := 0;~q_free~0 := 0;~q_read_ev~0 := 0;~q_write_ev~0 := 0;~p_num_write~0 := 0;~p_last_write~0 := 0;~p_dw_st~0 := 0;~p_dw_pc~0 := 0;~p_dw_i~0 := 0;~c_num_read~0 := 0;~c_last_read~0 := 0;~c_dr_st~0 := 0;~c_dr_pc~0 := 0;~c_dr_i~0 := 0;~a_t~0 := 0;~m_pc~0 := 0;~t1_pc~0 := 0;~t2_pc~0 := 0;~t3_pc~0 := 0;~t4_pc~0 := 0;~t5_pc~0 := 0;~t6_pc~0 := 0;~t7_pc~0 := 0;~t8_pc~0 := 0;~m_st~0 := 0;~t1_st~0 := 0;~t2_st~0 := 0;~t3_st~0 := 0;~t4_st~0 := 0;~t5_st~0 := 0;~t6_st~0 := 0;~t7_st~0 := 0;~t8_st~0 := 0;~m_i~0 := 0;~t1_i~0 := 0;~t2_i~0 := 0;~t3_i~0 := 0;~t4_i~0 := 0;~t5_i~0 := 0;~t6_i~0 := 0;~t7_i~0 := 0;~t8_i~0 := 0;~M_E~0 := 2;~T1_E~0 := 2;~T2_E~0 := 2;~T3_E~0 := 2;~T4_E~0 := 2;~T5_E~0 := 2;~T6_E~0 := 2;~T7_E~0 := 2;~T8_E~0 := 2;~E_M~0 := 2;~E_1~0 := 2;~E_2~0 := 2;~E_3~0 := 2;~E_4~0 := 2;~E_5~0 := 2;~E_6~0 := 2;~E_7~0 := 2;~E_8~0 := 2;~token~0 := 0;~local~0 := 0; {44913#(= ~M_E~0 2)} is VALID [2022-02-20 19:56:10,793 INFO L290 TraceCheckUtils]: 1: Hoare triple {44913#(= ~M_E~0 2)} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet41#1, main_#t~ret42#1, main_#t~ret43#1;assume -2147483648 <= main_#t~nondet41#1 && main_#t~nondet41#1 <= 2147483647; {44913#(= ~M_E~0 2)} is VALID [2022-02-20 19:56:10,793 INFO L290 TraceCheckUtils]: 2: Hoare triple {44913#(= ~M_E~0 2)} assume !(0 != main_#t~nondet41#1);havoc main_#t~nondet41#1;assume { :begin_inline_main2 } true;havoc main2_#res#1;havoc main2_~__retres1~14#1;havoc main2_~__retres1~14#1;assume { :begin_inline_init_model2 } true;~m_i~0 := 1;~t1_i~0 := 1;~t2_i~0 := 1;~t3_i~0 := 1;~t4_i~0 := 1;~t5_i~0 := 1;~t6_i~0 := 1;~t7_i~0 := 1;~t8_i~0 := 1; {44913#(= ~M_E~0 2)} is VALID [2022-02-20 19:56:10,794 INFO L290 TraceCheckUtils]: 3: Hoare triple {44913#(= ~M_E~0 2)} assume { :end_inline_init_model2 } true;assume { :begin_inline_start_simulation2 } true;havoc start_simulation2_#t~ret39#1, start_simulation2_#t~ret40#1, start_simulation2_~kernel_st~1#1, start_simulation2_~tmp~7#1, start_simulation2_~tmp___0~3#1;havoc start_simulation2_~kernel_st~1#1;havoc start_simulation2_~tmp~7#1;havoc start_simulation2_~tmp___0~3#1;start_simulation2_~kernel_st~1#1 := 0; {44913#(= ~M_E~0 2)} is VALID [2022-02-20 19:56:10,794 INFO L272 TraceCheckUtils]: 4: Hoare triple {44913#(= ~M_E~0 2)} call update_channels2(); {44911#true} is VALID [2022-02-20 19:56:10,794 INFO L290 TraceCheckUtils]: 5: Hoare triple {44911#true} assume true; {44911#true} is VALID [2022-02-20 19:56:10,794 INFO L284 TraceCheckUtils]: 6: Hoare quadruple {44911#true} {44913#(= ~M_E~0 2)} #1415#return; {44913#(= ~M_E~0 2)} is VALID [2022-02-20 19:56:10,795 INFO L290 TraceCheckUtils]: 7: Hoare triple {44913#(= ~M_E~0 2)} assume { :begin_inline_init_threads2 } true; {44913#(= ~M_E~0 2)} is VALID [2022-02-20 19:56:10,795 INFO L290 TraceCheckUtils]: 8: Hoare triple {44913#(= ~M_E~0 2)} assume 1 == ~m_i~0;~m_st~0 := 0; {44913#(= ~M_E~0 2)} is VALID [2022-02-20 19:56:10,795 INFO L290 TraceCheckUtils]: 9: Hoare triple {44913#(= ~M_E~0 2)} assume 1 == ~t1_i~0;~t1_st~0 := 0; {44913#(= ~M_E~0 2)} is VALID [2022-02-20 19:56:10,796 INFO L290 TraceCheckUtils]: 10: Hoare triple {44913#(= ~M_E~0 2)} assume 1 == ~t2_i~0;~t2_st~0 := 0; {44913#(= ~M_E~0 2)} is VALID [2022-02-20 19:56:10,796 INFO L290 TraceCheckUtils]: 11: Hoare triple {44913#(= ~M_E~0 2)} assume 1 == ~t3_i~0;~t3_st~0 := 0; {44913#(= ~M_E~0 2)} is VALID [2022-02-20 19:56:10,796 INFO L290 TraceCheckUtils]: 12: Hoare triple {44913#(= ~M_E~0 2)} assume 1 == ~t4_i~0;~t4_st~0 := 0; {44913#(= ~M_E~0 2)} is VALID [2022-02-20 19:56:10,797 INFO L290 TraceCheckUtils]: 13: Hoare triple {44913#(= ~M_E~0 2)} assume 1 == ~t5_i~0;~t5_st~0 := 0; {44913#(= ~M_E~0 2)} is VALID [2022-02-20 19:56:10,797 INFO L290 TraceCheckUtils]: 14: Hoare triple {44913#(= ~M_E~0 2)} assume 1 == ~t6_i~0;~t6_st~0 := 0; {44913#(= ~M_E~0 2)} is VALID [2022-02-20 19:56:10,797 INFO L290 TraceCheckUtils]: 15: Hoare triple {44913#(= ~M_E~0 2)} assume 1 == ~t7_i~0;~t7_st~0 := 0; {44913#(= ~M_E~0 2)} is VALID [2022-02-20 19:56:10,798 INFO L290 TraceCheckUtils]: 16: Hoare triple {44913#(= ~M_E~0 2)} assume 1 == ~t8_i~0;~t8_st~0 := 0; {44913#(= ~M_E~0 2)} is VALID [2022-02-20 19:56:10,798 INFO L290 TraceCheckUtils]: 17: Hoare triple {44913#(= ~M_E~0 2)} assume { :end_inline_init_threads2 } true; {44913#(= ~M_E~0 2)} is VALID [2022-02-20 19:56:10,799 INFO L272 TraceCheckUtils]: 18: Hoare triple {44913#(= ~M_E~0 2)} call fire_delta_events2(); {45017#(and (= ~E_6~0 |old(~E_6~0)|) (= ~M_E~0 |old(~M_E~0)|) (= ~E_8~0 |old(~E_8~0)|) (= ~E_7~0 |old(~E_7~0)|) (= |old(~T1_E~0)| ~T1_E~0) (= ~T7_E~0 |old(~T7_E~0)|) (= ~E_M~0 |old(~E_M~0)|) (= ~T8_E~0 |old(~T8_E~0)|) (= |old(~T2_E~0)| ~T2_E~0) (= |old(~T4_E~0)| ~T4_E~0) (= |old(~T6_E~0)| ~T6_E~0) (= |old(~T5_E~0)| ~T5_E~0) (= ~E_5~0 |old(~E_5~0)|) (= ~E_3~0 |old(~E_3~0)|) (= ~E_1~0 |old(~E_1~0)|) (= ~E_4~0 |old(~E_4~0)|) (= ~E_2~0 |old(~E_2~0)|) (= |old(~T3_E~0)| ~T3_E~0))} is VALID [2022-02-20 19:56:10,800 INFO L290 TraceCheckUtils]: 19: Hoare triple {45017#(and (= ~E_6~0 |old(~E_6~0)|) (= ~M_E~0 |old(~M_E~0)|) (= ~E_8~0 |old(~E_8~0)|) (= ~E_7~0 |old(~E_7~0)|) (= |old(~T1_E~0)| ~T1_E~0) (= ~T7_E~0 |old(~T7_E~0)|) (= ~E_M~0 |old(~E_M~0)|) (= ~T8_E~0 |old(~T8_E~0)|) (= |old(~T2_E~0)| ~T2_E~0) (= |old(~T4_E~0)| ~T4_E~0) (= |old(~T6_E~0)| ~T6_E~0) (= |old(~T5_E~0)| ~T5_E~0) (= ~E_5~0 |old(~E_5~0)|) (= ~E_3~0 |old(~E_3~0)|) (= ~E_1~0 |old(~E_1~0)|) (= ~E_4~0 |old(~E_4~0)|) (= ~E_2~0 |old(~E_2~0)|) (= |old(~T3_E~0)| ~T3_E~0))} assume 0 == ~M_E~0;~M_E~0 := 1; {45018#(= |old(~M_E~0)| 0)} is VALID [2022-02-20 19:56:10,800 INFO L290 TraceCheckUtils]: 20: Hoare triple {45018#(= |old(~M_E~0)| 0)} assume 0 == ~T1_E~0;~T1_E~0 := 1; {45018#(= |old(~M_E~0)| 0)} is VALID [2022-02-20 19:56:10,801 INFO L290 TraceCheckUtils]: 21: Hoare triple {45018#(= |old(~M_E~0)| 0)} assume 0 == ~T2_E~0;~T2_E~0 := 1; {45018#(= |old(~M_E~0)| 0)} is VALID [2022-02-20 19:56:10,801 INFO L290 TraceCheckUtils]: 22: Hoare triple {45018#(= |old(~M_E~0)| 0)} assume 0 == ~T3_E~0;~T3_E~0 := 1; {45018#(= |old(~M_E~0)| 0)} is VALID [2022-02-20 19:56:10,801 INFO L290 TraceCheckUtils]: 23: Hoare triple {45018#(= |old(~M_E~0)| 0)} assume 0 == ~T4_E~0;~T4_E~0 := 1; {45018#(= |old(~M_E~0)| 0)} is VALID [2022-02-20 19:56:10,802 INFO L290 TraceCheckUtils]: 24: Hoare triple {45018#(= |old(~M_E~0)| 0)} assume 0 == ~T5_E~0;~T5_E~0 := 1; {45018#(= |old(~M_E~0)| 0)} is VALID [2022-02-20 19:56:10,802 INFO L290 TraceCheckUtils]: 25: Hoare triple {45018#(= |old(~M_E~0)| 0)} assume 0 == ~T6_E~0;~T6_E~0 := 1; {45018#(= |old(~M_E~0)| 0)} is VALID [2022-02-20 19:56:10,802 INFO L290 TraceCheckUtils]: 26: Hoare triple {45018#(= |old(~M_E~0)| 0)} assume !(0 == ~T7_E~0); {45018#(= |old(~M_E~0)| 0)} is VALID [2022-02-20 19:56:10,803 INFO L290 TraceCheckUtils]: 27: Hoare triple {45018#(= |old(~M_E~0)| 0)} assume 0 == ~T8_E~0;~T8_E~0 := 1; {45018#(= |old(~M_E~0)| 0)} is VALID [2022-02-20 19:56:10,803 INFO L290 TraceCheckUtils]: 28: Hoare triple {45018#(= |old(~M_E~0)| 0)} assume 0 == ~E_M~0;~E_M~0 := 1; {45018#(= |old(~M_E~0)| 0)} is VALID [2022-02-20 19:56:10,803 INFO L290 TraceCheckUtils]: 29: Hoare triple {45018#(= |old(~M_E~0)| 0)} assume 0 == ~E_1~0;~E_1~0 := 1; {45018#(= |old(~M_E~0)| 0)} is VALID [2022-02-20 19:56:10,804 INFO L290 TraceCheckUtils]: 30: Hoare triple {45018#(= |old(~M_E~0)| 0)} assume 0 == ~E_2~0;~E_2~0 := 1; {45018#(= |old(~M_E~0)| 0)} is VALID [2022-02-20 19:56:10,804 INFO L290 TraceCheckUtils]: 31: Hoare triple {45018#(= |old(~M_E~0)| 0)} assume 0 == ~E_3~0;~E_3~0 := 1; {45018#(= |old(~M_E~0)| 0)} is VALID [2022-02-20 19:56:10,804 INFO L290 TraceCheckUtils]: 32: Hoare triple {45018#(= |old(~M_E~0)| 0)} assume 0 == ~E_4~0;~E_4~0 := 1; {45018#(= |old(~M_E~0)| 0)} is VALID [2022-02-20 19:56:10,805 INFO L290 TraceCheckUtils]: 33: Hoare triple {45018#(= |old(~M_E~0)| 0)} assume 0 == ~E_5~0;~E_5~0 := 1; {45018#(= |old(~M_E~0)| 0)} is VALID [2022-02-20 19:56:10,805 INFO L290 TraceCheckUtils]: 34: Hoare triple {45018#(= |old(~M_E~0)| 0)} assume !(0 == ~E_6~0); {45018#(= |old(~M_E~0)| 0)} is VALID [2022-02-20 19:56:10,805 INFO L290 TraceCheckUtils]: 35: Hoare triple {45018#(= |old(~M_E~0)| 0)} assume 0 == ~E_7~0;~E_7~0 := 1; {45018#(= |old(~M_E~0)| 0)} is VALID [2022-02-20 19:56:10,806 INFO L290 TraceCheckUtils]: 36: Hoare triple {45018#(= |old(~M_E~0)| 0)} assume 0 == ~E_8~0;~E_8~0 := 1; {45018#(= |old(~M_E~0)| 0)} is VALID [2022-02-20 19:56:10,806 INFO L290 TraceCheckUtils]: 37: Hoare triple {45018#(= |old(~M_E~0)| 0)} assume true; {45018#(= |old(~M_E~0)| 0)} is VALID [2022-02-20 19:56:10,806 INFO L284 TraceCheckUtils]: 38: Hoare quadruple {45018#(= |old(~M_E~0)| 0)} {44913#(= ~M_E~0 2)} #1417#return; {44912#false} is VALID [2022-02-20 19:56:10,806 INFO L272 TraceCheckUtils]: 39: Hoare triple {44912#false} call activate_threads2(); {45019#(and (= |old(~t5_st~0)| ~t5_st~0) (= |old(~t1_st~0)| ~t1_st~0) (= |old(~t6_st~0)| ~t6_st~0) (= ~m_st~0 |old(~m_st~0)|) (= |old(~t2_st~0)| ~t2_st~0) (= |old(~t3_st~0)| ~t3_st~0) (= |old(~t4_st~0)| ~t4_st~0) (= |old(~t8_st~0)| ~t8_st~0) (= |old(~t7_st~0)| ~t7_st~0))} is VALID [2022-02-20 19:56:10,807 INFO L290 TraceCheckUtils]: 40: Hoare triple {45019#(and (= |old(~t5_st~0)| ~t5_st~0) (= |old(~t1_st~0)| ~t1_st~0) (= |old(~t6_st~0)| ~t6_st~0) (= ~m_st~0 |old(~m_st~0)|) (= |old(~t2_st~0)| ~t2_st~0) (= |old(~t3_st~0)| ~t3_st~0) (= |old(~t4_st~0)| ~t4_st~0) (= |old(~t8_st~0)| ~t8_st~0) (= |old(~t7_st~0)| ~t7_st~0))} havoc ~tmp~5#1;havoc ~tmp___0~2#1;havoc ~tmp___1~1#1;havoc ~tmp___2~0#1;havoc ~tmp___3~0#1;havoc ~tmp___4~0#1;havoc ~tmp___5~0#1;havoc ~tmp___6~0#1;havoc ~tmp___7~0#1;assume { :begin_inline_is_master_triggered } true;havoc is_master_triggered_#res#1;havoc is_master_triggered_~__retres1~4#1;havoc is_master_triggered_~__retres1~4#1; {44911#true} is VALID [2022-02-20 19:56:10,807 INFO L290 TraceCheckUtils]: 41: Hoare triple {44911#true} assume 1 == ~m_pc~0; {44911#true} is VALID [2022-02-20 19:56:10,807 INFO L290 TraceCheckUtils]: 42: Hoare triple {44911#true} assume 1 == ~E_M~0;is_master_triggered_~__retres1~4#1 := 1; {44911#true} is VALID [2022-02-20 19:56:10,807 INFO L290 TraceCheckUtils]: 43: Hoare triple {44911#true} is_master_triggered_#res#1 := is_master_triggered_~__retres1~4#1; {44911#true} is VALID [2022-02-20 19:56:10,807 INFO L290 TraceCheckUtils]: 44: Hoare triple {44911#true} #t~ret29#1 := is_master_triggered_#res#1;assume { :end_inline_is_master_triggered } true;assume -2147483648 <= #t~ret29#1 && #t~ret29#1 <= 2147483647;~tmp~5#1 := #t~ret29#1;havoc #t~ret29#1; {44911#true} is VALID [2022-02-20 19:56:10,807 INFO L290 TraceCheckUtils]: 45: Hoare triple {44911#true} assume 0 != ~tmp~5#1;~m_st~0 := 0; {44911#true} is VALID [2022-02-20 19:56:10,807 INFO L290 TraceCheckUtils]: 46: Hoare triple {44911#true} assume { :begin_inline_is_transmit1_triggered } true;havoc is_transmit1_triggered_#res#1;havoc is_transmit1_triggered_~__retres1~5#1;havoc is_transmit1_triggered_~__retres1~5#1; {44911#true} is VALID [2022-02-20 19:56:10,808 INFO L290 TraceCheckUtils]: 47: Hoare triple {44911#true} assume !(1 == ~t1_pc~0); {44911#true} is VALID [2022-02-20 19:56:10,808 INFO L290 TraceCheckUtils]: 48: Hoare triple {44911#true} is_transmit1_triggered_~__retres1~5#1 := 0; {44911#true} is VALID [2022-02-20 19:56:10,808 INFO L290 TraceCheckUtils]: 49: Hoare triple {44911#true} is_transmit1_triggered_#res#1 := is_transmit1_triggered_~__retres1~5#1; {44911#true} is VALID [2022-02-20 19:56:10,808 INFO L290 TraceCheckUtils]: 50: Hoare triple {44911#true} #t~ret30#1 := is_transmit1_triggered_#res#1;assume { :end_inline_is_transmit1_triggered } true;assume -2147483648 <= #t~ret30#1 && #t~ret30#1 <= 2147483647;~tmp___0~2#1 := #t~ret30#1;havoc #t~ret30#1; {44911#true} is VALID [2022-02-20 19:56:10,808 INFO L290 TraceCheckUtils]: 51: Hoare triple {44911#true} assume 0 != ~tmp___0~2#1;~t1_st~0 := 0; {44911#true} is VALID [2022-02-20 19:56:10,808 INFO L290 TraceCheckUtils]: 52: Hoare triple {44911#true} assume { :begin_inline_is_transmit2_triggered } true;havoc is_transmit2_triggered_#res#1;havoc is_transmit2_triggered_~__retres1~6#1;havoc is_transmit2_triggered_~__retres1~6#1; {44911#true} is VALID [2022-02-20 19:56:10,808 INFO L290 TraceCheckUtils]: 53: Hoare triple {44911#true} assume 1 == ~t2_pc~0; {44911#true} is VALID [2022-02-20 19:56:10,808 INFO L290 TraceCheckUtils]: 54: Hoare triple {44911#true} assume 1 == ~E_2~0;is_transmit2_triggered_~__retres1~6#1 := 1; {44911#true} is VALID [2022-02-20 19:56:10,809 INFO L290 TraceCheckUtils]: 55: Hoare triple {44911#true} is_transmit2_triggered_#res#1 := is_transmit2_triggered_~__retres1~6#1; {44911#true} is VALID [2022-02-20 19:56:10,809 INFO L290 TraceCheckUtils]: 56: Hoare triple {44911#true} #t~ret31#1 := is_transmit2_triggered_#res#1;assume { :end_inline_is_transmit2_triggered } true;assume -2147483648 <= #t~ret31#1 && #t~ret31#1 <= 2147483647;~tmp___1~1#1 := #t~ret31#1;havoc #t~ret31#1; {44911#true} is VALID [2022-02-20 19:56:10,809 INFO L290 TraceCheckUtils]: 57: Hoare triple {44911#true} assume 0 != ~tmp___1~1#1;~t2_st~0 := 0; {44911#true} is VALID [2022-02-20 19:56:10,809 INFO L290 TraceCheckUtils]: 58: Hoare triple {44911#true} assume { :begin_inline_is_transmit3_triggered } true;havoc is_transmit3_triggered_#res#1;havoc is_transmit3_triggered_~__retres1~7#1;havoc is_transmit3_triggered_~__retres1~7#1; {44911#true} is VALID [2022-02-20 19:56:10,809 INFO L290 TraceCheckUtils]: 59: Hoare triple {44911#true} assume !(1 == ~t3_pc~0); {44911#true} is VALID [2022-02-20 19:56:10,809 INFO L290 TraceCheckUtils]: 60: Hoare triple {44911#true} is_transmit3_triggered_~__retres1~7#1 := 0; {44911#true} is VALID [2022-02-20 19:56:10,809 INFO L290 TraceCheckUtils]: 61: Hoare triple {44911#true} is_transmit3_triggered_#res#1 := is_transmit3_triggered_~__retres1~7#1; {44911#true} is VALID [2022-02-20 19:56:10,809 INFO L290 TraceCheckUtils]: 62: Hoare triple {44911#true} #t~ret32#1 := is_transmit3_triggered_#res#1;assume { :end_inline_is_transmit3_triggered } true;assume -2147483648 <= #t~ret32#1 && #t~ret32#1 <= 2147483647;~tmp___2~0#1 := #t~ret32#1;havoc #t~ret32#1; {44911#true} is VALID [2022-02-20 19:56:10,810 INFO L290 TraceCheckUtils]: 63: Hoare triple {44911#true} assume 0 != ~tmp___2~0#1;~t3_st~0 := 0; {44911#true} is VALID [2022-02-20 19:56:10,810 INFO L290 TraceCheckUtils]: 64: Hoare triple {44911#true} assume { :begin_inline_is_transmit4_triggered } true;havoc is_transmit4_triggered_#res#1;havoc is_transmit4_triggered_~__retres1~8#1;havoc is_transmit4_triggered_~__retres1~8#1; {44911#true} is VALID [2022-02-20 19:56:10,810 INFO L290 TraceCheckUtils]: 65: Hoare triple {44911#true} assume 1 == ~t4_pc~0; {44911#true} is VALID [2022-02-20 19:56:10,810 INFO L290 TraceCheckUtils]: 66: Hoare triple {44911#true} assume 1 == ~E_4~0;is_transmit4_triggered_~__retres1~8#1 := 1; {44911#true} is VALID [2022-02-20 19:56:10,810 INFO L290 TraceCheckUtils]: 67: Hoare triple {44911#true} is_transmit4_triggered_#res#1 := is_transmit4_triggered_~__retres1~8#1; {44911#true} is VALID [2022-02-20 19:56:10,810 INFO L290 TraceCheckUtils]: 68: Hoare triple {44911#true} #t~ret33#1 := is_transmit4_triggered_#res#1;assume { :end_inline_is_transmit4_triggered } true;assume -2147483648 <= #t~ret33#1 && #t~ret33#1 <= 2147483647;~tmp___3~0#1 := #t~ret33#1;havoc #t~ret33#1; {44911#true} is VALID [2022-02-20 19:56:10,810 INFO L290 TraceCheckUtils]: 69: Hoare triple {44911#true} assume 0 != ~tmp___3~0#1;~t4_st~0 := 0; {44911#true} is VALID [2022-02-20 19:56:10,810 INFO L290 TraceCheckUtils]: 70: Hoare triple {44911#true} assume { :begin_inline_is_transmit5_triggered } true;havoc is_transmit5_triggered_#res#1;havoc is_transmit5_triggered_~__retres1~9#1;havoc is_transmit5_triggered_~__retres1~9#1; {44911#true} is VALID [2022-02-20 19:56:10,811 INFO L290 TraceCheckUtils]: 71: Hoare triple {44911#true} assume 1 == ~t5_pc~0; {44911#true} is VALID [2022-02-20 19:56:10,811 INFO L290 TraceCheckUtils]: 72: Hoare triple {44911#true} assume 1 == ~E_5~0;is_transmit5_triggered_~__retres1~9#1 := 1; {44911#true} is VALID [2022-02-20 19:56:10,811 INFO L290 TraceCheckUtils]: 73: Hoare triple {44911#true} is_transmit5_triggered_#res#1 := is_transmit5_triggered_~__retres1~9#1; {44911#true} is VALID [2022-02-20 19:56:10,811 INFO L290 TraceCheckUtils]: 74: Hoare triple {44911#true} #t~ret34#1 := is_transmit5_triggered_#res#1;assume { :end_inline_is_transmit5_triggered } true;assume -2147483648 <= #t~ret34#1 && #t~ret34#1 <= 2147483647;~tmp___4~0#1 := #t~ret34#1;havoc #t~ret34#1; {44911#true} is VALID [2022-02-20 19:56:10,811 INFO L290 TraceCheckUtils]: 75: Hoare triple {44911#true} assume 0 != ~tmp___4~0#1;~t5_st~0 := 0; {44911#true} is VALID [2022-02-20 19:56:10,811 INFO L290 TraceCheckUtils]: 76: Hoare triple {44911#true} assume { :begin_inline_is_transmit6_triggered } true;havoc is_transmit6_triggered_#res#1;havoc is_transmit6_triggered_~__retres1~10#1;havoc is_transmit6_triggered_~__retres1~10#1; {44911#true} is VALID [2022-02-20 19:56:10,811 INFO L290 TraceCheckUtils]: 77: Hoare triple {44911#true} assume !(1 == ~t6_pc~0); {44911#true} is VALID [2022-02-20 19:56:10,812 INFO L290 TraceCheckUtils]: 78: Hoare triple {44911#true} is_transmit6_triggered_~__retres1~10#1 := 0; {44911#true} is VALID [2022-02-20 19:56:10,812 INFO L290 TraceCheckUtils]: 79: Hoare triple {44911#true} is_transmit6_triggered_#res#1 := is_transmit6_triggered_~__retres1~10#1; {44911#true} is VALID [2022-02-20 19:56:10,812 INFO L290 TraceCheckUtils]: 80: Hoare triple {44911#true} #t~ret35#1 := is_transmit6_triggered_#res#1;assume { :end_inline_is_transmit6_triggered } true;assume -2147483648 <= #t~ret35#1 && #t~ret35#1 <= 2147483647;~tmp___5~0#1 := #t~ret35#1;havoc #t~ret35#1; {44911#true} is VALID [2022-02-20 19:56:10,812 INFO L290 TraceCheckUtils]: 81: Hoare triple {44911#true} assume !(0 != ~tmp___5~0#1); {44911#true} is VALID [2022-02-20 19:56:10,812 INFO L290 TraceCheckUtils]: 82: Hoare triple {44911#true} assume { :begin_inline_is_transmit7_triggered } true;havoc is_transmit7_triggered_#res#1;havoc is_transmit7_triggered_~__retres1~11#1;havoc is_transmit7_triggered_~__retres1~11#1; {44911#true} is VALID [2022-02-20 19:56:10,812 INFO L290 TraceCheckUtils]: 83: Hoare triple {44911#true} assume 1 == ~t7_pc~0; {44911#true} is VALID [2022-02-20 19:56:10,812 INFO L290 TraceCheckUtils]: 84: Hoare triple {44911#true} assume 1 == ~E_7~0;is_transmit7_triggered_~__retres1~11#1 := 1; {44911#true} is VALID [2022-02-20 19:56:10,812 INFO L290 TraceCheckUtils]: 85: Hoare triple {44911#true} is_transmit7_triggered_#res#1 := is_transmit7_triggered_~__retres1~11#1; {44911#true} is VALID [2022-02-20 19:56:10,813 INFO L290 TraceCheckUtils]: 86: Hoare triple {44911#true} #t~ret36#1 := is_transmit7_triggered_#res#1;assume { :end_inline_is_transmit7_triggered } true;assume -2147483648 <= #t~ret36#1 && #t~ret36#1 <= 2147483647;~tmp___6~0#1 := #t~ret36#1;havoc #t~ret36#1; {44911#true} is VALID [2022-02-20 19:56:10,813 INFO L290 TraceCheckUtils]: 87: Hoare triple {44911#true} assume 0 != ~tmp___6~0#1;~t7_st~0 := 0; {44911#true} is VALID [2022-02-20 19:56:10,813 INFO L290 TraceCheckUtils]: 88: Hoare triple {44911#true} assume { :begin_inline_is_transmit8_triggered } true;havoc is_transmit8_triggered_#res#1;havoc is_transmit8_triggered_~__retres1~12#1;havoc is_transmit8_triggered_~__retres1~12#1; {44911#true} is VALID [2022-02-20 19:56:10,813 INFO L290 TraceCheckUtils]: 89: Hoare triple {44911#true} assume !(1 == ~t8_pc~0); {44911#true} is VALID [2022-02-20 19:56:10,813 INFO L290 TraceCheckUtils]: 90: Hoare triple {44911#true} is_transmit8_triggered_~__retres1~12#1 := 0; {44911#true} is VALID [2022-02-20 19:56:10,813 INFO L290 TraceCheckUtils]: 91: Hoare triple {44911#true} is_transmit8_triggered_#res#1 := is_transmit8_triggered_~__retres1~12#1; {44911#true} is VALID [2022-02-20 19:56:10,813 INFO L290 TraceCheckUtils]: 92: Hoare triple {44911#true} #t~ret37#1 := is_transmit8_triggered_#res#1;assume { :end_inline_is_transmit8_triggered } true;assume -2147483648 <= #t~ret37#1 && #t~ret37#1 <= 2147483647;~tmp___7~0#1 := #t~ret37#1;havoc #t~ret37#1; {44911#true} is VALID [2022-02-20 19:56:10,813 INFO L290 TraceCheckUtils]: 93: Hoare triple {44911#true} assume 0 != ~tmp___7~0#1;~t8_st~0 := 0; {44911#true} is VALID [2022-02-20 19:56:10,814 INFO L290 TraceCheckUtils]: 94: Hoare triple {44911#true} assume true; {44911#true} is VALID [2022-02-20 19:56:10,814 INFO L284 TraceCheckUtils]: 95: Hoare quadruple {44911#true} {44912#false} #1419#return; {44912#false} is VALID [2022-02-20 19:56:10,814 INFO L272 TraceCheckUtils]: 96: Hoare triple {44912#false} call reset_delta_events2(); {45017#(and (= ~E_6~0 |old(~E_6~0)|) (= ~M_E~0 |old(~M_E~0)|) (= ~E_8~0 |old(~E_8~0)|) (= ~E_7~0 |old(~E_7~0)|) (= |old(~T1_E~0)| ~T1_E~0) (= ~T7_E~0 |old(~T7_E~0)|) (= ~E_M~0 |old(~E_M~0)|) (= ~T8_E~0 |old(~T8_E~0)|) (= |old(~T2_E~0)| ~T2_E~0) (= |old(~T4_E~0)| ~T4_E~0) (= |old(~T6_E~0)| ~T6_E~0) (= |old(~T5_E~0)| ~T5_E~0) (= ~E_5~0 |old(~E_5~0)|) (= ~E_3~0 |old(~E_3~0)|) (= ~E_1~0 |old(~E_1~0)|) (= ~E_4~0 |old(~E_4~0)|) (= ~E_2~0 |old(~E_2~0)|) (= |old(~T3_E~0)| ~T3_E~0))} is VALID [2022-02-20 19:56:10,814 INFO L290 TraceCheckUtils]: 97: Hoare triple {45017#(and (= ~E_6~0 |old(~E_6~0)|) (= ~M_E~0 |old(~M_E~0)|) (= ~E_8~0 |old(~E_8~0)|) (= ~E_7~0 |old(~E_7~0)|) (= |old(~T1_E~0)| ~T1_E~0) (= ~T7_E~0 |old(~T7_E~0)|) (= ~E_M~0 |old(~E_M~0)|) (= ~T8_E~0 |old(~T8_E~0)|) (= |old(~T2_E~0)| ~T2_E~0) (= |old(~T4_E~0)| ~T4_E~0) (= |old(~T6_E~0)| ~T6_E~0) (= |old(~T5_E~0)| ~T5_E~0) (= ~E_5~0 |old(~E_5~0)|) (= ~E_3~0 |old(~E_3~0)|) (= ~E_1~0 |old(~E_1~0)|) (= ~E_4~0 |old(~E_4~0)|) (= ~E_2~0 |old(~E_2~0)|) (= |old(~T3_E~0)| ~T3_E~0))} assume 1 == ~M_E~0;~M_E~0 := 2; {44911#true} is VALID [2022-02-20 19:56:10,814 INFO L290 TraceCheckUtils]: 98: Hoare triple {44911#true} assume 1 == ~T1_E~0;~T1_E~0 := 2; {44911#true} is VALID [2022-02-20 19:56:10,814 INFO L290 TraceCheckUtils]: 99: Hoare triple {44911#true} assume 1 == ~T2_E~0;~T2_E~0 := 2; {44911#true} is VALID [2022-02-20 19:56:10,814 INFO L290 TraceCheckUtils]: 100: Hoare triple {44911#true} assume 1 == ~T3_E~0;~T3_E~0 := 2; {44911#true} is VALID [2022-02-20 19:56:10,814 INFO L290 TraceCheckUtils]: 101: Hoare triple {44911#true} assume 1 == ~T4_E~0;~T4_E~0 := 2; {44911#true} is VALID [2022-02-20 19:56:10,815 INFO L290 TraceCheckUtils]: 102: Hoare triple {44911#true} assume 1 == ~T5_E~0;~T5_E~0 := 2; {44911#true} is VALID [2022-02-20 19:56:10,815 INFO L290 TraceCheckUtils]: 103: Hoare triple {44911#true} assume !(1 == ~T6_E~0); {44911#true} is VALID [2022-02-20 19:56:10,815 INFO L290 TraceCheckUtils]: 104: Hoare triple {44911#true} assume 1 == ~T7_E~0;~T7_E~0 := 2; {44911#true} is VALID [2022-02-20 19:56:10,815 INFO L290 TraceCheckUtils]: 105: Hoare triple {44911#true} assume 1 == ~T8_E~0;~T8_E~0 := 2; {44911#true} is VALID [2022-02-20 19:56:10,815 INFO L290 TraceCheckUtils]: 106: Hoare triple {44911#true} assume 1 == ~E_M~0;~E_M~0 := 2; {44911#true} is VALID [2022-02-20 19:56:10,815 INFO L290 TraceCheckUtils]: 107: Hoare triple {44911#true} assume 1 == ~E_1~0;~E_1~0 := 2; {44911#true} is VALID [2022-02-20 19:56:10,815 INFO L290 TraceCheckUtils]: 108: Hoare triple {44911#true} assume 1 == ~E_2~0;~E_2~0 := 2; {44911#true} is VALID [2022-02-20 19:56:10,815 INFO L290 TraceCheckUtils]: 109: Hoare triple {44911#true} assume 1 == ~E_3~0;~E_3~0 := 2; {44911#true} is VALID [2022-02-20 19:56:10,816 INFO L290 TraceCheckUtils]: 110: Hoare triple {44911#true} assume 1 == ~E_4~0;~E_4~0 := 2; {44911#true} is VALID [2022-02-20 19:56:10,816 INFO L290 TraceCheckUtils]: 111: Hoare triple {44911#true} assume !(1 == ~E_5~0); {44911#true} is VALID [2022-02-20 19:56:10,816 INFO L290 TraceCheckUtils]: 112: Hoare triple {44911#true} assume 1 == ~E_6~0;~E_6~0 := 2; {44911#true} is VALID [2022-02-20 19:56:10,816 INFO L290 TraceCheckUtils]: 113: Hoare triple {44911#true} assume 1 == ~E_7~0;~E_7~0 := 2; {44911#true} is VALID [2022-02-20 19:56:10,816 INFO L290 TraceCheckUtils]: 114: Hoare triple {44911#true} assume 1 == ~E_8~0;~E_8~0 := 2; {44911#true} is VALID [2022-02-20 19:56:10,816 INFO L290 TraceCheckUtils]: 115: Hoare triple {44911#true} assume true; {44911#true} is VALID [2022-02-20 19:56:10,816 INFO L284 TraceCheckUtils]: 116: Hoare quadruple {44911#true} {44912#false} #1421#return; {44912#false} is VALID [2022-02-20 19:56:10,816 INFO L290 TraceCheckUtils]: 117: Hoare triple {44912#false} assume !false; {44912#false} is VALID [2022-02-20 19:56:10,817 INFO L290 TraceCheckUtils]: 118: Hoare triple {44912#false} start_simulation2_~kernel_st~1#1 := 1;assume { :begin_inline_eval2 } true;havoc eval2_#t~ret19#1, eval2_#t~nondet20#1, eval2_~tmp_ndt_1~0#1, eval2_#t~nondet21#1, eval2_~tmp_ndt_2~0#1, eval2_#t~nondet22#1, eval2_~tmp_ndt_3~0#1, eval2_#t~nondet23#1, eval2_~tmp_ndt_4~0#1, eval2_#t~nondet24#1, eval2_~tmp_ndt_5~0#1, eval2_#t~nondet25#1, eval2_~tmp_ndt_6~0#1, eval2_#t~nondet26#1, eval2_~tmp_ndt_7~0#1, eval2_#t~nondet27#1, eval2_~tmp_ndt_8~0#1, eval2_#t~nondet28#1, eval2_~tmp_ndt_9~0#1, eval2_~tmp~4#1;havoc eval2_~tmp~4#1; {44912#false} is VALID [2022-02-20 19:56:10,817 INFO L290 TraceCheckUtils]: 119: Hoare triple {44912#false} assume !false; {44912#false} is VALID [2022-02-20 19:56:10,817 INFO L272 TraceCheckUtils]: 120: Hoare triple {44912#false} call eval2_#t~ret19#1 := exists_runnable_thread2(); {44911#true} is VALID [2022-02-20 19:56:10,817 INFO L290 TraceCheckUtils]: 121: Hoare triple {44911#true} havoc ~__retres1~13; {44911#true} is VALID [2022-02-20 19:56:10,817 INFO L290 TraceCheckUtils]: 122: Hoare triple {44911#true} assume 0 == ~m_st~0;~__retres1~13 := 1; {44911#true} is VALID [2022-02-20 19:56:10,817 INFO L290 TraceCheckUtils]: 123: Hoare triple {44911#true} #res := ~__retres1~13; {44911#true} is VALID [2022-02-20 19:56:10,817 INFO L290 TraceCheckUtils]: 124: Hoare triple {44911#true} assume true; {44911#true} is VALID [2022-02-20 19:56:10,817 INFO L284 TraceCheckUtils]: 125: Hoare quadruple {44911#true} {44912#false} #1423#return; {44912#false} is VALID [2022-02-20 19:56:10,818 INFO L290 TraceCheckUtils]: 126: Hoare triple {44912#false} assume -2147483648 <= eval2_#t~ret19#1 && eval2_#t~ret19#1 <= 2147483647;eval2_~tmp~4#1 := eval2_#t~ret19#1;havoc eval2_#t~ret19#1; {44912#false} is VALID [2022-02-20 19:56:10,818 INFO L290 TraceCheckUtils]: 127: Hoare triple {44912#false} assume 0 != eval2_~tmp~4#1; {44912#false} is VALID [2022-02-20 19:56:10,818 INFO L290 TraceCheckUtils]: 128: Hoare triple {44912#false} assume 0 == ~m_st~0;havoc eval2_~tmp_ndt_1~0#1;assume -2147483648 <= eval2_#t~nondet20#1 && eval2_#t~nondet20#1 <= 2147483647;eval2_~tmp_ndt_1~0#1 := eval2_#t~nondet20#1;havoc eval2_#t~nondet20#1; {44912#false} is VALID [2022-02-20 19:56:10,818 INFO L290 TraceCheckUtils]: 129: Hoare triple {44912#false} assume 0 != eval2_~tmp_ndt_1~0#1;~m_st~0 := 1;assume { :begin_inline_master } true;havoc master_#t~nondet17#1, master_#t~nondet18#1, master_~tmp_var~0#1;assume -2147483648 <= master_#t~nondet17#1 && master_#t~nondet17#1 <= 2147483647;master_~tmp_var~0#1 := master_#t~nondet17#1;havoc master_#t~nondet17#1; {44912#false} is VALID [2022-02-20 19:56:10,818 INFO L290 TraceCheckUtils]: 130: Hoare triple {44912#false} assume !(0 == ~m_pc~0); {44912#false} is VALID [2022-02-20 19:56:10,818 INFO L290 TraceCheckUtils]: 131: Hoare triple {44912#false} assume 1 == ~m_pc~0; {44912#false} is VALID [2022-02-20 19:56:10,818 INFO L290 TraceCheckUtils]: 132: Hoare triple {44912#false} assume ~token~0 != 8 + ~local~0; {44912#false} is VALID [2022-02-20 19:56:10,818 INFO L272 TraceCheckUtils]: 133: Hoare triple {44912#false} call error2(); {44912#false} is VALID [2022-02-20 19:56:10,819 INFO L290 TraceCheckUtils]: 134: Hoare triple {44912#false} assume !false; {44912#false} is VALID [2022-02-20 19:56:10,819 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 19:56:10,819 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 19:56:10,819 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1810152322] [2022-02-20 19:56:10,820 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1810152322] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 19:56:10,820 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 19:56:10,820 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-02-20 19:56:10,822 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [322474790] [2022-02-20 19:56:10,822 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 19:56:10,822 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 20.666666666666668) internal successors, (124), 4 states have internal predecessors, (124), 2 states have call successors, (6), 4 states have call predecessors, (6), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) Word has length 135 [2022-02-20 19:56:10,823 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 19:56:10,823 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 6 states, 6 states have (on average 20.666666666666668) internal successors, (124), 4 states have internal predecessors, (124), 2 states have call successors, (6), 4 states have call predecessors, (6), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2022-02-20 19:56:10,908 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 135 edges. 135 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 19:56:10,908 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-02-20 19:56:10,908 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 19:56:10,909 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-02-20 19:56:10,909 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-02-20 19:56:10,909 INFO L87 Difference]: Start difference. First operand 285 states and 443 transitions. Second operand has 6 states, 6 states have (on average 20.666666666666668) internal successors, (124), 4 states have internal predecessors, (124), 2 states have call successors, (6), 4 states have call predecessors, (6), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2022-02-20 19:56:15,133 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 19:56:15,133 INFO L93 Difference]: Finished difference Result 1027 states and 1634 transitions. [2022-02-20 19:56:15,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-02-20 19:56:15,134 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 20.666666666666668) internal successors, (124), 4 states have internal predecessors, (124), 2 states have call successors, (6), 4 states have call predecessors, (6), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) Word has length 135 [2022-02-20 19:56:15,134 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-20 19:56:15,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 6 states have (on average 20.666666666666668) internal successors, (124), 4 states have internal predecessors, (124), 2 states have call successors, (6), 4 states have call predecessors, (6), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2022-02-20 19:56:15,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 1634 transitions. [2022-02-20 19:56:15,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 6 states have (on average 20.666666666666668) internal successors, (124), 4 states have internal predecessors, (124), 2 states have call successors, (6), 4 states have call predecessors, (6), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2022-02-20 19:56:15,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 1634 transitions. [2022-02-20 19:56:15,149 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 10 states and 1634 transitions. [2022-02-20 19:56:16,490 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 1634 edges. 1634 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 19:56:16,524 INFO L225 Difference]: With dead ends: 1027 [2022-02-20 19:56:16,525 INFO L226 Difference]: Without dead ends: 759 [2022-02-20 19:56:16,526 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2022-02-20 19:56:16,526 INFO L933 BasicCegarLoop]: 521 mSDtfsCounter, 1109 mSDsluCounter, 733 mSDsCounter, 0 mSdLazyCounter, 1435 mSolverCounterSat, 108 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1124 SdHoareTripleChecker+Valid, 1254 SdHoareTripleChecker+Invalid, 1543 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 108 IncrementalHoareTripleChecker+Valid, 1435 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-02-20 19:56:16,527 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1124 Valid, 1254 Invalid, 1543 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [108 Valid, 1435 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-02-20 19:56:16,528 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 759 states. [2022-02-20 19:56:16,559 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 759 to 562. [2022-02-20 19:56:16,559 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-20 19:56:16,560 INFO L82 GeneralOperation]: Start isEquivalent. First operand 759 states. Second operand has 562 states, 507 states have (on average 1.5759368836291914) internal successors, (799), 510 states have internal predecessors, (799), 41 states have call successors, (41), 13 states have call predecessors, (41), 13 states have return successors, (42), 39 states have call predecessors, (42), 39 states have call successors, (42) [2022-02-20 19:56:16,560 INFO L74 IsIncluded]: Start isIncluded. First operand 759 states. Second operand has 562 states, 507 states have (on average 1.5759368836291914) internal successors, (799), 510 states have internal predecessors, (799), 41 states have call successors, (41), 13 states have call predecessors, (41), 13 states have return successors, (42), 39 states have call predecessors, (42), 39 states have call successors, (42) [2022-02-20 19:56:16,561 INFO L87 Difference]: Start difference. First operand 759 states. Second operand has 562 states, 507 states have (on average 1.5759368836291914) internal successors, (799), 510 states have internal predecessors, (799), 41 states have call successors, (41), 13 states have call predecessors, (41), 13 states have return successors, (42), 39 states have call predecessors, (42), 39 states have call successors, (42) [2022-02-20 19:56:16,590 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 19:56:16,591 INFO L93 Difference]: Finished difference Result 759 states and 1212 transitions. [2022-02-20 19:56:16,591 INFO L276 IsEmpty]: Start isEmpty. Operand 759 states and 1212 transitions. [2022-02-20 19:56:16,593 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 19:56:16,593 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 19:56:16,594 INFO L74 IsIncluded]: Start isIncluded. First operand has 562 states, 507 states have (on average 1.5759368836291914) internal successors, (799), 510 states have internal predecessors, (799), 41 states have call successors, (41), 13 states have call predecessors, (41), 13 states have return successors, (42), 39 states have call predecessors, (42), 39 states have call successors, (42) Second operand 759 states. [2022-02-20 19:56:16,595 INFO L87 Difference]: Start difference. First operand has 562 states, 507 states have (on average 1.5759368836291914) internal successors, (799), 510 states have internal predecessors, (799), 41 states have call successors, (41), 13 states have call predecessors, (41), 13 states have return successors, (42), 39 states have call predecessors, (42), 39 states have call successors, (42) Second operand 759 states. [2022-02-20 19:56:16,624 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 19:56:16,624 INFO L93 Difference]: Finished difference Result 759 states and 1212 transitions. [2022-02-20 19:56:16,624 INFO L276 IsEmpty]: Start isEmpty. Operand 759 states and 1212 transitions. [2022-02-20 19:56:16,626 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 19:56:16,626 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 19:56:16,626 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-20 19:56:16,626 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-20 19:56:16,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 562 states, 507 states have (on average 1.5759368836291914) internal successors, (799), 510 states have internal predecessors, (799), 41 states have call successors, (41), 13 states have call predecessors, (41), 13 states have return successors, (42), 39 states have call predecessors, (42), 39 states have call successors, (42) [2022-02-20 19:56:16,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 562 states to 562 states and 882 transitions. [2022-02-20 19:56:16,648 INFO L78 Accepts]: Start accepts. Automaton has 562 states and 882 transitions. Word has length 135 [2022-02-20 19:56:16,648 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 19:56:16,648 INFO L470 AbstractCegarLoop]: Abstraction has 562 states and 882 transitions. [2022-02-20 19:56:16,648 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 20.666666666666668) internal successors, (124), 4 states have internal predecessors, (124), 2 states have call successors, (6), 4 states have call predecessors, (6), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2022-02-20 19:56:16,648 INFO L276 IsEmpty]: Start isEmpty. Operand 562 states and 882 transitions. [2022-02-20 19:56:16,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-20 19:56:16,650 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 19:56:16,650 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 19:56:16,650 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-02-20 19:56:16,650 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting error2Err0ASSERT_VIOLATIONERROR_FUNCTION === [error1Err0ASSERT_VIOLATIONERROR_FUNCTION, error2Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-20 19:56:16,650 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 19:56:16,651 INFO L85 PathProgramCache]: Analyzing trace with hash -1850648710, now seen corresponding path program 1 times [2022-02-20 19:56:16,651 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 19:56:16,651 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1917997422] [2022-02-20 19:56:16,651 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 19:56:16,651 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 19:56:16,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 19:56:16,693 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-02-20 19:56:16,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 19:56:16,697 INFO L290 TraceCheckUtils]: 0: Hoare triple {48577#true} assume true; {48577#true} is VALID [2022-02-20 19:56:16,698 INFO L284 TraceCheckUtils]: 1: Hoare quadruple {48577#true} {48579#(= ~T1_E~0 ~M_E~0)} #1415#return; {48579#(= ~T1_E~0 ~M_E~0)} is VALID [2022-02-20 19:56:16,721 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-02-20 19:56:16,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 19:56:16,750 INFO L290 TraceCheckUtils]: 0: Hoare triple {48683#(and (= ~E_6~0 |old(~E_6~0)|) (= ~M_E~0 |old(~M_E~0)|) (= ~E_8~0 |old(~E_8~0)|) (= ~E_7~0 |old(~E_7~0)|) (= |old(~T1_E~0)| ~T1_E~0) (= ~T7_E~0 |old(~T7_E~0)|) (= ~E_M~0 |old(~E_M~0)|) (= ~T8_E~0 |old(~T8_E~0)|) (= |old(~T2_E~0)| ~T2_E~0) (= |old(~T4_E~0)| ~T4_E~0) (= |old(~T6_E~0)| ~T6_E~0) (= |old(~T5_E~0)| ~T5_E~0) (= ~E_5~0 |old(~E_5~0)|) (= ~E_3~0 |old(~E_3~0)|) (= ~E_1~0 |old(~E_1~0)|) (= ~E_4~0 |old(~E_4~0)|) (= ~E_2~0 |old(~E_2~0)|) (= |old(~T3_E~0)| ~T3_E~0))} assume !(0 == ~M_E~0); {48684#(and (= |old(~T1_E~0)| ~T1_E~0) (not (= |old(~M_E~0)| 0)))} is VALID [2022-02-20 19:56:16,751 INFO L290 TraceCheckUtils]: 1: Hoare triple {48684#(and (= |old(~T1_E~0)| ~T1_E~0) (not (= |old(~M_E~0)| 0)))} assume 0 == ~T1_E~0;~T1_E~0 := 1; {48685#(not (= |old(~T1_E~0)| |old(~M_E~0)|))} is VALID [2022-02-20 19:56:16,751 INFO L290 TraceCheckUtils]: 2: Hoare triple {48685#(not (= |old(~T1_E~0)| |old(~M_E~0)|))} assume 0 == ~T2_E~0;~T2_E~0 := 1; {48685#(not (= |old(~T1_E~0)| |old(~M_E~0)|))} is VALID [2022-02-20 19:56:16,751 INFO L290 TraceCheckUtils]: 3: Hoare triple {48685#(not (= |old(~T1_E~0)| |old(~M_E~0)|))} assume 0 == ~T3_E~0;~T3_E~0 := 1; {48685#(not (= |old(~T1_E~0)| |old(~M_E~0)|))} is VALID [2022-02-20 19:56:16,752 INFO L290 TraceCheckUtils]: 4: Hoare triple {48685#(not (= |old(~T1_E~0)| |old(~M_E~0)|))} assume 0 == ~T4_E~0;~T4_E~0 := 1; {48685#(not (= |old(~T1_E~0)| |old(~M_E~0)|))} is VALID [2022-02-20 19:56:16,752 INFO L290 TraceCheckUtils]: 5: Hoare triple {48685#(not (= |old(~T1_E~0)| |old(~M_E~0)|))} assume 0 == ~T5_E~0;~T5_E~0 := 1; {48685#(not (= |old(~T1_E~0)| |old(~M_E~0)|))} is VALID [2022-02-20 19:56:16,753 INFO L290 TraceCheckUtils]: 6: Hoare triple {48685#(not (= |old(~T1_E~0)| |old(~M_E~0)|))} assume 0 == ~T6_E~0;~T6_E~0 := 1; {48685#(not (= |old(~T1_E~0)| |old(~M_E~0)|))} is VALID [2022-02-20 19:56:16,753 INFO L290 TraceCheckUtils]: 7: Hoare triple {48685#(not (= |old(~T1_E~0)| |old(~M_E~0)|))} assume !(0 == ~T7_E~0); {48685#(not (= |old(~T1_E~0)| |old(~M_E~0)|))} is VALID [2022-02-20 19:56:16,753 INFO L290 TraceCheckUtils]: 8: Hoare triple {48685#(not (= |old(~T1_E~0)| |old(~M_E~0)|))} assume 0 == ~T8_E~0;~T8_E~0 := 1; {48685#(not (= |old(~T1_E~0)| |old(~M_E~0)|))} is VALID [2022-02-20 19:56:16,754 INFO L290 TraceCheckUtils]: 9: Hoare triple {48685#(not (= |old(~T1_E~0)| |old(~M_E~0)|))} assume 0 == ~E_M~0;~E_M~0 := 1; {48685#(not (= |old(~T1_E~0)| |old(~M_E~0)|))} is VALID [2022-02-20 19:56:16,754 INFO L290 TraceCheckUtils]: 10: Hoare triple {48685#(not (= |old(~T1_E~0)| |old(~M_E~0)|))} assume 0 == ~E_1~0;~E_1~0 := 1; {48685#(not (= |old(~T1_E~0)| |old(~M_E~0)|))} is VALID [2022-02-20 19:56:16,754 INFO L290 TraceCheckUtils]: 11: Hoare triple {48685#(not (= |old(~T1_E~0)| |old(~M_E~0)|))} assume 0 == ~E_2~0;~E_2~0 := 1; {48685#(not (= |old(~T1_E~0)| |old(~M_E~0)|))} is VALID [2022-02-20 19:56:16,755 INFO L290 TraceCheckUtils]: 12: Hoare triple {48685#(not (= |old(~T1_E~0)| |old(~M_E~0)|))} assume 0 == ~E_3~0;~E_3~0 := 1; {48685#(not (= |old(~T1_E~0)| |old(~M_E~0)|))} is VALID [2022-02-20 19:56:16,755 INFO L290 TraceCheckUtils]: 13: Hoare triple {48685#(not (= |old(~T1_E~0)| |old(~M_E~0)|))} assume 0 == ~E_4~0;~E_4~0 := 1; {48685#(not (= |old(~T1_E~0)| |old(~M_E~0)|))} is VALID [2022-02-20 19:56:16,755 INFO L290 TraceCheckUtils]: 14: Hoare triple {48685#(not (= |old(~T1_E~0)| |old(~M_E~0)|))} assume 0 == ~E_5~0;~E_5~0 := 1; {48685#(not (= |old(~T1_E~0)| |old(~M_E~0)|))} is VALID [2022-02-20 19:56:16,756 INFO L290 TraceCheckUtils]: 15: Hoare triple {48685#(not (= |old(~T1_E~0)| |old(~M_E~0)|))} assume !(0 == ~E_6~0); {48685#(not (= |old(~T1_E~0)| |old(~M_E~0)|))} is VALID [2022-02-20 19:56:16,756 INFO L290 TraceCheckUtils]: 16: Hoare triple {48685#(not (= |old(~T1_E~0)| |old(~M_E~0)|))} assume 0 == ~E_7~0;~E_7~0 := 1; {48685#(not (= |old(~T1_E~0)| |old(~M_E~0)|))} is VALID [2022-02-20 19:56:16,756 INFO L290 TraceCheckUtils]: 17: Hoare triple {48685#(not (= |old(~T1_E~0)| |old(~M_E~0)|))} assume 0 == ~E_8~0;~E_8~0 := 1; {48685#(not (= |old(~T1_E~0)| |old(~M_E~0)|))} is VALID [2022-02-20 19:56:16,757 INFO L290 TraceCheckUtils]: 18: Hoare triple {48685#(not (= |old(~T1_E~0)| |old(~M_E~0)|))} assume true; {48685#(not (= |old(~T1_E~0)| |old(~M_E~0)|))} is VALID [2022-02-20 19:56:16,757 INFO L284 TraceCheckUtils]: 19: Hoare quadruple {48685#(not (= |old(~T1_E~0)| |old(~M_E~0)|))} {48579#(= ~T1_E~0 ~M_E~0)} #1417#return; {48578#false} is VALID [2022-02-20 19:56:16,771 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2022-02-20 19:56:16,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 19:56:16,787 INFO L290 TraceCheckUtils]: 0: Hoare triple {48686#(and (= |old(~t5_st~0)| ~t5_st~0) (= |old(~t1_st~0)| ~t1_st~0) (= |old(~t6_st~0)| ~t6_st~0) (= ~m_st~0 |old(~m_st~0)|) (= |old(~t2_st~0)| ~t2_st~0) (= |old(~t3_st~0)| ~t3_st~0) (= |old(~t4_st~0)| ~t4_st~0) (= |old(~t8_st~0)| ~t8_st~0) (= |old(~t7_st~0)| ~t7_st~0))} havoc ~tmp~5#1;havoc ~tmp___0~2#1;havoc ~tmp___1~1#1;havoc ~tmp___2~0#1;havoc ~tmp___3~0#1;havoc ~tmp___4~0#1;havoc ~tmp___5~0#1;havoc ~tmp___6~0#1;havoc ~tmp___7~0#1;assume { :begin_inline_is_master_triggered } true;havoc is_master_triggered_#res#1;havoc is_master_triggered_~__retres1~4#1;havoc is_master_triggered_~__retres1~4#1; {48577#true} is VALID [2022-02-20 19:56:16,788 INFO L290 TraceCheckUtils]: 1: Hoare triple {48577#true} assume 1 == ~m_pc~0; {48577#true} is VALID [2022-02-20 19:56:16,788 INFO L290 TraceCheckUtils]: 2: Hoare triple {48577#true} assume 1 == ~E_M~0;is_master_triggered_~__retres1~4#1 := 1; {48577#true} is VALID [2022-02-20 19:56:16,788 INFO L290 TraceCheckUtils]: 3: Hoare triple {48577#true} is_master_triggered_#res#1 := is_master_triggered_~__retres1~4#1; {48577#true} is VALID [2022-02-20 19:56:16,788 INFO L290 TraceCheckUtils]: 4: Hoare triple {48577#true} #t~ret29#1 := is_master_triggered_#res#1;assume { :end_inline_is_master_triggered } true;assume -2147483648 <= #t~ret29#1 && #t~ret29#1 <= 2147483647;~tmp~5#1 := #t~ret29#1;havoc #t~ret29#1; {48577#true} is VALID [2022-02-20 19:56:16,788 INFO L290 TraceCheckUtils]: 5: Hoare triple {48577#true} assume 0 != ~tmp~5#1;~m_st~0 := 0; {48577#true} is VALID [2022-02-20 19:56:16,788 INFO L290 TraceCheckUtils]: 6: Hoare triple {48577#true} assume { :begin_inline_is_transmit1_triggered } true;havoc is_transmit1_triggered_#res#1;havoc is_transmit1_triggered_~__retres1~5#1;havoc is_transmit1_triggered_~__retres1~5#1; {48577#true} is VALID [2022-02-20 19:56:16,789 INFO L290 TraceCheckUtils]: 7: Hoare triple {48577#true} assume !(1 == ~t1_pc~0); {48577#true} is VALID [2022-02-20 19:56:16,789 INFO L290 TraceCheckUtils]: 8: Hoare triple {48577#true} is_transmit1_triggered_~__retres1~5#1 := 0; {48577#true} is VALID [2022-02-20 19:56:16,789 INFO L290 TraceCheckUtils]: 9: Hoare triple {48577#true} is_transmit1_triggered_#res#1 := is_transmit1_triggered_~__retres1~5#1; {48577#true} is VALID [2022-02-20 19:56:16,789 INFO L290 TraceCheckUtils]: 10: Hoare triple {48577#true} #t~ret30#1 := is_transmit1_triggered_#res#1;assume { :end_inline_is_transmit1_triggered } true;assume -2147483648 <= #t~ret30#1 && #t~ret30#1 <= 2147483647;~tmp___0~2#1 := #t~ret30#1;havoc #t~ret30#1; {48577#true} is VALID [2022-02-20 19:56:16,789 INFO L290 TraceCheckUtils]: 11: Hoare triple {48577#true} assume 0 != ~tmp___0~2#1;~t1_st~0 := 0; {48577#true} is VALID [2022-02-20 19:56:16,789 INFO L290 TraceCheckUtils]: 12: Hoare triple {48577#true} assume { :begin_inline_is_transmit2_triggered } true;havoc is_transmit2_triggered_#res#1;havoc is_transmit2_triggered_~__retres1~6#1;havoc is_transmit2_triggered_~__retres1~6#1; {48577#true} is VALID [2022-02-20 19:56:16,789 INFO L290 TraceCheckUtils]: 13: Hoare triple {48577#true} assume 1 == ~t2_pc~0; {48577#true} is VALID [2022-02-20 19:56:16,790 INFO L290 TraceCheckUtils]: 14: Hoare triple {48577#true} assume 1 == ~E_2~0;is_transmit2_triggered_~__retres1~6#1 := 1; {48577#true} is VALID [2022-02-20 19:56:16,790 INFO L290 TraceCheckUtils]: 15: Hoare triple {48577#true} is_transmit2_triggered_#res#1 := is_transmit2_triggered_~__retres1~6#1; {48577#true} is VALID [2022-02-20 19:56:16,790 INFO L290 TraceCheckUtils]: 16: Hoare triple {48577#true} #t~ret31#1 := is_transmit2_triggered_#res#1;assume { :end_inline_is_transmit2_triggered } true;assume -2147483648 <= #t~ret31#1 && #t~ret31#1 <= 2147483647;~tmp___1~1#1 := #t~ret31#1;havoc #t~ret31#1; {48577#true} is VALID [2022-02-20 19:56:16,790 INFO L290 TraceCheckUtils]: 17: Hoare triple {48577#true} assume 0 != ~tmp___1~1#1;~t2_st~0 := 0; {48577#true} is VALID [2022-02-20 19:56:16,790 INFO L290 TraceCheckUtils]: 18: Hoare triple {48577#true} assume { :begin_inline_is_transmit3_triggered } true;havoc is_transmit3_triggered_#res#1;havoc is_transmit3_triggered_~__retres1~7#1;havoc is_transmit3_triggered_~__retres1~7#1; {48577#true} is VALID [2022-02-20 19:56:16,790 INFO L290 TraceCheckUtils]: 19: Hoare triple {48577#true} assume !(1 == ~t3_pc~0); {48577#true} is VALID [2022-02-20 19:56:16,790 INFO L290 TraceCheckUtils]: 20: Hoare triple {48577#true} is_transmit3_triggered_~__retres1~7#1 := 0; {48577#true} is VALID [2022-02-20 19:56:16,790 INFO L290 TraceCheckUtils]: 21: Hoare triple {48577#true} is_transmit3_triggered_#res#1 := is_transmit3_triggered_~__retres1~7#1; {48577#true} is VALID [2022-02-20 19:56:16,791 INFO L290 TraceCheckUtils]: 22: Hoare triple {48577#true} #t~ret32#1 := is_transmit3_triggered_#res#1;assume { :end_inline_is_transmit3_triggered } true;assume -2147483648 <= #t~ret32#1 && #t~ret32#1 <= 2147483647;~tmp___2~0#1 := #t~ret32#1;havoc #t~ret32#1; {48577#true} is VALID [2022-02-20 19:56:16,791 INFO L290 TraceCheckUtils]: 23: Hoare triple {48577#true} assume 0 != ~tmp___2~0#1;~t3_st~0 := 0; {48577#true} is VALID [2022-02-20 19:56:16,791 INFO L290 TraceCheckUtils]: 24: Hoare triple {48577#true} assume { :begin_inline_is_transmit4_triggered } true;havoc is_transmit4_triggered_#res#1;havoc is_transmit4_triggered_~__retres1~8#1;havoc is_transmit4_triggered_~__retres1~8#1; {48577#true} is VALID [2022-02-20 19:56:16,791 INFO L290 TraceCheckUtils]: 25: Hoare triple {48577#true} assume 1 == ~t4_pc~0; {48577#true} is VALID [2022-02-20 19:56:16,791 INFO L290 TraceCheckUtils]: 26: Hoare triple {48577#true} assume 1 == ~E_4~0;is_transmit4_triggered_~__retres1~8#1 := 1; {48577#true} is VALID [2022-02-20 19:56:16,791 INFO L290 TraceCheckUtils]: 27: Hoare triple {48577#true} is_transmit4_triggered_#res#1 := is_transmit4_triggered_~__retres1~8#1; {48577#true} is VALID [2022-02-20 19:56:16,791 INFO L290 TraceCheckUtils]: 28: Hoare triple {48577#true} #t~ret33#1 := is_transmit4_triggered_#res#1;assume { :end_inline_is_transmit4_triggered } true;assume -2147483648 <= #t~ret33#1 && #t~ret33#1 <= 2147483647;~tmp___3~0#1 := #t~ret33#1;havoc #t~ret33#1; {48577#true} is VALID [2022-02-20 19:56:16,791 INFO L290 TraceCheckUtils]: 29: Hoare triple {48577#true} assume 0 != ~tmp___3~0#1;~t4_st~0 := 0; {48577#true} is VALID [2022-02-20 19:56:16,792 INFO L290 TraceCheckUtils]: 30: Hoare triple {48577#true} assume { :begin_inline_is_transmit5_triggered } true;havoc is_transmit5_triggered_#res#1;havoc is_transmit5_triggered_~__retres1~9#1;havoc is_transmit5_triggered_~__retres1~9#1; {48577#true} is VALID [2022-02-20 19:56:16,792 INFO L290 TraceCheckUtils]: 31: Hoare triple {48577#true} assume 1 == ~t5_pc~0; {48577#true} is VALID [2022-02-20 19:56:16,792 INFO L290 TraceCheckUtils]: 32: Hoare triple {48577#true} assume 1 == ~E_5~0;is_transmit5_triggered_~__retres1~9#1 := 1; {48577#true} is VALID [2022-02-20 19:56:16,792 INFO L290 TraceCheckUtils]: 33: Hoare triple {48577#true} is_transmit5_triggered_#res#1 := is_transmit5_triggered_~__retres1~9#1; {48577#true} is VALID [2022-02-20 19:56:16,792 INFO L290 TraceCheckUtils]: 34: Hoare triple {48577#true} #t~ret34#1 := is_transmit5_triggered_#res#1;assume { :end_inline_is_transmit5_triggered } true;assume -2147483648 <= #t~ret34#1 && #t~ret34#1 <= 2147483647;~tmp___4~0#1 := #t~ret34#1;havoc #t~ret34#1; {48577#true} is VALID [2022-02-20 19:56:16,792 INFO L290 TraceCheckUtils]: 35: Hoare triple {48577#true} assume 0 != ~tmp___4~0#1;~t5_st~0 := 0; {48577#true} is VALID [2022-02-20 19:56:16,792 INFO L290 TraceCheckUtils]: 36: Hoare triple {48577#true} assume { :begin_inline_is_transmit6_triggered } true;havoc is_transmit6_triggered_#res#1;havoc is_transmit6_triggered_~__retres1~10#1;havoc is_transmit6_triggered_~__retres1~10#1; {48577#true} is VALID [2022-02-20 19:56:16,793 INFO L290 TraceCheckUtils]: 37: Hoare triple {48577#true} assume !(1 == ~t6_pc~0); {48577#true} is VALID [2022-02-20 19:56:16,793 INFO L290 TraceCheckUtils]: 38: Hoare triple {48577#true} is_transmit6_triggered_~__retres1~10#1 := 0; {48577#true} is VALID [2022-02-20 19:56:16,793 INFO L290 TraceCheckUtils]: 39: Hoare triple {48577#true} is_transmit6_triggered_#res#1 := is_transmit6_triggered_~__retres1~10#1; {48577#true} is VALID [2022-02-20 19:56:16,793 INFO L290 TraceCheckUtils]: 40: Hoare triple {48577#true} #t~ret35#1 := is_transmit6_triggered_#res#1;assume { :end_inline_is_transmit6_triggered } true;assume -2147483648 <= #t~ret35#1 && #t~ret35#1 <= 2147483647;~tmp___5~0#1 := #t~ret35#1;havoc #t~ret35#1; {48577#true} is VALID [2022-02-20 19:56:16,793 INFO L290 TraceCheckUtils]: 41: Hoare triple {48577#true} assume !(0 != ~tmp___5~0#1); {48577#true} is VALID [2022-02-20 19:56:16,793 INFO L290 TraceCheckUtils]: 42: Hoare triple {48577#true} assume { :begin_inline_is_transmit7_triggered } true;havoc is_transmit7_triggered_#res#1;havoc is_transmit7_triggered_~__retres1~11#1;havoc is_transmit7_triggered_~__retres1~11#1; {48577#true} is VALID [2022-02-20 19:56:16,793 INFO L290 TraceCheckUtils]: 43: Hoare triple {48577#true} assume 1 == ~t7_pc~0; {48577#true} is VALID [2022-02-20 19:56:16,793 INFO L290 TraceCheckUtils]: 44: Hoare triple {48577#true} assume 1 == ~E_7~0;is_transmit7_triggered_~__retres1~11#1 := 1; {48577#true} is VALID [2022-02-20 19:56:16,794 INFO L290 TraceCheckUtils]: 45: Hoare triple {48577#true} is_transmit7_triggered_#res#1 := is_transmit7_triggered_~__retres1~11#1; {48577#true} is VALID [2022-02-20 19:56:16,794 INFO L290 TraceCheckUtils]: 46: Hoare triple {48577#true} #t~ret36#1 := is_transmit7_triggered_#res#1;assume { :end_inline_is_transmit7_triggered } true;assume -2147483648 <= #t~ret36#1 && #t~ret36#1 <= 2147483647;~tmp___6~0#1 := #t~ret36#1;havoc #t~ret36#1; {48577#true} is VALID [2022-02-20 19:56:16,794 INFO L290 TraceCheckUtils]: 47: Hoare triple {48577#true} assume 0 != ~tmp___6~0#1;~t7_st~0 := 0; {48577#true} is VALID [2022-02-20 19:56:16,794 INFO L290 TraceCheckUtils]: 48: Hoare triple {48577#true} assume { :begin_inline_is_transmit8_triggered } true;havoc is_transmit8_triggered_#res#1;havoc is_transmit8_triggered_~__retres1~12#1;havoc is_transmit8_triggered_~__retres1~12#1; {48577#true} is VALID [2022-02-20 19:56:16,794 INFO L290 TraceCheckUtils]: 49: Hoare triple {48577#true} assume !(1 == ~t8_pc~0); {48577#true} is VALID [2022-02-20 19:56:16,794 INFO L290 TraceCheckUtils]: 50: Hoare triple {48577#true} is_transmit8_triggered_~__retres1~12#1 := 0; {48577#true} is VALID [2022-02-20 19:56:16,794 INFO L290 TraceCheckUtils]: 51: Hoare triple {48577#true} is_transmit8_triggered_#res#1 := is_transmit8_triggered_~__retres1~12#1; {48577#true} is VALID [2022-02-20 19:56:16,794 INFO L290 TraceCheckUtils]: 52: Hoare triple {48577#true} #t~ret37#1 := is_transmit8_triggered_#res#1;assume { :end_inline_is_transmit8_triggered } true;assume -2147483648 <= #t~ret37#1 && #t~ret37#1 <= 2147483647;~tmp___7~0#1 := #t~ret37#1;havoc #t~ret37#1; {48577#true} is VALID [2022-02-20 19:56:16,795 INFO L290 TraceCheckUtils]: 53: Hoare triple {48577#true} assume 0 != ~tmp___7~0#1;~t8_st~0 := 0; {48577#true} is VALID [2022-02-20 19:56:16,795 INFO L290 TraceCheckUtils]: 54: Hoare triple {48577#true} assume true; {48577#true} is VALID [2022-02-20 19:56:16,795 INFO L284 TraceCheckUtils]: 55: Hoare quadruple {48577#true} {48578#false} #1419#return; {48578#false} is VALID [2022-02-20 19:56:16,795 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2022-02-20 19:56:16,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 19:56:16,802 INFO L290 TraceCheckUtils]: 0: Hoare triple {48683#(and (= ~E_6~0 |old(~E_6~0)|) (= ~M_E~0 |old(~M_E~0)|) (= ~E_8~0 |old(~E_8~0)|) (= ~E_7~0 |old(~E_7~0)|) (= |old(~T1_E~0)| ~T1_E~0) (= ~T7_E~0 |old(~T7_E~0)|) (= ~E_M~0 |old(~E_M~0)|) (= ~T8_E~0 |old(~T8_E~0)|) (= |old(~T2_E~0)| ~T2_E~0) (= |old(~T4_E~0)| ~T4_E~0) (= |old(~T6_E~0)| ~T6_E~0) (= |old(~T5_E~0)| ~T5_E~0) (= ~E_5~0 |old(~E_5~0)|) (= ~E_3~0 |old(~E_3~0)|) (= ~E_1~0 |old(~E_1~0)|) (= ~E_4~0 |old(~E_4~0)|) (= ~E_2~0 |old(~E_2~0)|) (= |old(~T3_E~0)| ~T3_E~0))} assume !(1 == ~M_E~0); {48577#true} is VALID [2022-02-20 19:56:16,803 INFO L290 TraceCheckUtils]: 1: Hoare triple {48577#true} assume 1 == ~T1_E~0;~T1_E~0 := 2; {48577#true} is VALID [2022-02-20 19:56:16,803 INFO L290 TraceCheckUtils]: 2: Hoare triple {48577#true} assume 1 == ~T2_E~0;~T2_E~0 := 2; {48577#true} is VALID [2022-02-20 19:56:16,803 INFO L290 TraceCheckUtils]: 3: Hoare triple {48577#true} assume 1 == ~T3_E~0;~T3_E~0 := 2; {48577#true} is VALID [2022-02-20 19:56:16,803 INFO L290 TraceCheckUtils]: 4: Hoare triple {48577#true} assume 1 == ~T4_E~0;~T4_E~0 := 2; {48577#true} is VALID [2022-02-20 19:56:16,803 INFO L290 TraceCheckUtils]: 5: Hoare triple {48577#true} assume 1 == ~T5_E~0;~T5_E~0 := 2; {48577#true} is VALID [2022-02-20 19:56:16,803 INFO L290 TraceCheckUtils]: 6: Hoare triple {48577#true} assume !(1 == ~T6_E~0); {48577#true} is VALID [2022-02-20 19:56:16,803 INFO L290 TraceCheckUtils]: 7: Hoare triple {48577#true} assume 1 == ~T7_E~0;~T7_E~0 := 2; {48577#true} is VALID [2022-02-20 19:56:16,804 INFO L290 TraceCheckUtils]: 8: Hoare triple {48577#true} assume 1 == ~T8_E~0;~T8_E~0 := 2; {48577#true} is VALID [2022-02-20 19:56:16,804 INFO L290 TraceCheckUtils]: 9: Hoare triple {48577#true} assume 1 == ~E_M~0;~E_M~0 := 2; {48577#true} is VALID [2022-02-20 19:56:16,804 INFO L290 TraceCheckUtils]: 10: Hoare triple {48577#true} assume 1 == ~E_1~0;~E_1~0 := 2; {48577#true} is VALID [2022-02-20 19:56:16,804 INFO L290 TraceCheckUtils]: 11: Hoare triple {48577#true} assume 1 == ~E_2~0;~E_2~0 := 2; {48577#true} is VALID [2022-02-20 19:56:16,804 INFO L290 TraceCheckUtils]: 12: Hoare triple {48577#true} assume 1 == ~E_3~0;~E_3~0 := 2; {48577#true} is VALID [2022-02-20 19:56:16,804 INFO L290 TraceCheckUtils]: 13: Hoare triple {48577#true} assume 1 == ~E_4~0;~E_4~0 := 2; {48577#true} is VALID [2022-02-20 19:56:16,804 INFO L290 TraceCheckUtils]: 14: Hoare triple {48577#true} assume !(1 == ~E_5~0); {48577#true} is VALID [2022-02-20 19:56:16,804 INFO L290 TraceCheckUtils]: 15: Hoare triple {48577#true} assume 1 == ~E_6~0;~E_6~0 := 2; {48577#true} is VALID [2022-02-20 19:56:16,805 INFO L290 TraceCheckUtils]: 16: Hoare triple {48577#true} assume 1 == ~E_7~0;~E_7~0 := 2; {48577#true} is VALID [2022-02-20 19:56:16,805 INFO L290 TraceCheckUtils]: 17: Hoare triple {48577#true} assume 1 == ~E_8~0;~E_8~0 := 2; {48577#true} is VALID [2022-02-20 19:56:16,805 INFO L290 TraceCheckUtils]: 18: Hoare triple {48577#true} assume true; {48577#true} is VALID [2022-02-20 19:56:16,805 INFO L284 TraceCheckUtils]: 19: Hoare quadruple {48577#true} {48578#false} #1421#return; {48578#false} is VALID [2022-02-20 19:56:16,805 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2022-02-20 19:56:16,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 19:56:16,809 INFO L290 TraceCheckUtils]: 0: Hoare triple {48577#true} havoc ~__retres1~13; {48577#true} is VALID [2022-02-20 19:56:16,810 INFO L290 TraceCheckUtils]: 1: Hoare triple {48577#true} assume 0 == ~m_st~0;~__retres1~13 := 1; {48577#true} is VALID [2022-02-20 19:56:16,810 INFO L290 TraceCheckUtils]: 2: Hoare triple {48577#true} #res := ~__retres1~13; {48577#true} is VALID [2022-02-20 19:56:16,810 INFO L290 TraceCheckUtils]: 3: Hoare triple {48577#true} assume true; {48577#true} is VALID [2022-02-20 19:56:16,810 INFO L284 TraceCheckUtils]: 4: Hoare quadruple {48577#true} {48578#false} #1423#return; {48578#false} is VALID [2022-02-20 19:56:16,811 INFO L290 TraceCheckUtils]: 0: Hoare triple {48577#true} assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(19, 2);call #Ultimate.allocInit(12, 3);~q_buf_0~0 := 0;~q_free~0 := 0;~q_read_ev~0 := 0;~q_write_ev~0 := 0;~p_num_write~0 := 0;~p_last_write~0 := 0;~p_dw_st~0 := 0;~p_dw_pc~0 := 0;~p_dw_i~0 := 0;~c_num_read~0 := 0;~c_last_read~0 := 0;~c_dr_st~0 := 0;~c_dr_pc~0 := 0;~c_dr_i~0 := 0;~a_t~0 := 0;~m_pc~0 := 0;~t1_pc~0 := 0;~t2_pc~0 := 0;~t3_pc~0 := 0;~t4_pc~0 := 0;~t5_pc~0 := 0;~t6_pc~0 := 0;~t7_pc~0 := 0;~t8_pc~0 := 0;~m_st~0 := 0;~t1_st~0 := 0;~t2_st~0 := 0;~t3_st~0 := 0;~t4_st~0 := 0;~t5_st~0 := 0;~t6_st~0 := 0;~t7_st~0 := 0;~t8_st~0 := 0;~m_i~0 := 0;~t1_i~0 := 0;~t2_i~0 := 0;~t3_i~0 := 0;~t4_i~0 := 0;~t5_i~0 := 0;~t6_i~0 := 0;~t7_i~0 := 0;~t8_i~0 := 0;~M_E~0 := 2;~T1_E~0 := 2;~T2_E~0 := 2;~T3_E~0 := 2;~T4_E~0 := 2;~T5_E~0 := 2;~T6_E~0 := 2;~T7_E~0 := 2;~T8_E~0 := 2;~E_M~0 := 2;~E_1~0 := 2;~E_2~0 := 2;~E_3~0 := 2;~E_4~0 := 2;~E_5~0 := 2;~E_6~0 := 2;~E_7~0 := 2;~E_8~0 := 2;~token~0 := 0;~local~0 := 0; {48579#(= ~T1_E~0 ~M_E~0)} is VALID [2022-02-20 19:56:16,812 INFO L290 TraceCheckUtils]: 1: Hoare triple {48579#(= ~T1_E~0 ~M_E~0)} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet41#1, main_#t~ret42#1, main_#t~ret43#1;assume -2147483648 <= main_#t~nondet41#1 && main_#t~nondet41#1 <= 2147483647; {48579#(= ~T1_E~0 ~M_E~0)} is VALID [2022-02-20 19:56:16,812 INFO L290 TraceCheckUtils]: 2: Hoare triple {48579#(= ~T1_E~0 ~M_E~0)} assume !(0 != main_#t~nondet41#1);havoc main_#t~nondet41#1;assume { :begin_inline_main2 } true;havoc main2_#res#1;havoc main2_~__retres1~14#1;havoc main2_~__retres1~14#1;assume { :begin_inline_init_model2 } true;~m_i~0 := 1;~t1_i~0 := 1;~t2_i~0 := 1;~t3_i~0 := 1;~t4_i~0 := 1;~t5_i~0 := 1;~t6_i~0 := 1;~t7_i~0 := 1;~t8_i~0 := 1; {48579#(= ~T1_E~0 ~M_E~0)} is VALID [2022-02-20 19:56:16,812 INFO L290 TraceCheckUtils]: 3: Hoare triple {48579#(= ~T1_E~0 ~M_E~0)} assume { :end_inline_init_model2 } true;assume { :begin_inline_start_simulation2 } true;havoc start_simulation2_#t~ret39#1, start_simulation2_#t~ret40#1, start_simulation2_~kernel_st~1#1, start_simulation2_~tmp~7#1, start_simulation2_~tmp___0~3#1;havoc start_simulation2_~kernel_st~1#1;havoc start_simulation2_~tmp~7#1;havoc start_simulation2_~tmp___0~3#1;start_simulation2_~kernel_st~1#1 := 0; {48579#(= ~T1_E~0 ~M_E~0)} is VALID [2022-02-20 19:56:16,812 INFO L272 TraceCheckUtils]: 4: Hoare triple {48579#(= ~T1_E~0 ~M_E~0)} call update_channels2(); {48577#true} is VALID [2022-02-20 19:56:16,813 INFO L290 TraceCheckUtils]: 5: Hoare triple {48577#true} assume true; {48577#true} is VALID [2022-02-20 19:56:16,813 INFO L284 TraceCheckUtils]: 6: Hoare quadruple {48577#true} {48579#(= ~T1_E~0 ~M_E~0)} #1415#return; {48579#(= ~T1_E~0 ~M_E~0)} is VALID [2022-02-20 19:56:16,813 INFO L290 TraceCheckUtils]: 7: Hoare triple {48579#(= ~T1_E~0 ~M_E~0)} assume { :begin_inline_init_threads2 } true; {48579#(= ~T1_E~0 ~M_E~0)} is VALID [2022-02-20 19:56:16,814 INFO L290 TraceCheckUtils]: 8: Hoare triple {48579#(= ~T1_E~0 ~M_E~0)} assume 1 == ~m_i~0;~m_st~0 := 0; {48579#(= ~T1_E~0 ~M_E~0)} is VALID [2022-02-20 19:56:16,814 INFO L290 TraceCheckUtils]: 9: Hoare triple {48579#(= ~T1_E~0 ~M_E~0)} assume 1 == ~t1_i~0;~t1_st~0 := 0; {48579#(= ~T1_E~0 ~M_E~0)} is VALID [2022-02-20 19:56:16,814 INFO L290 TraceCheckUtils]: 10: Hoare triple {48579#(= ~T1_E~0 ~M_E~0)} assume 1 == ~t2_i~0;~t2_st~0 := 0; {48579#(= ~T1_E~0 ~M_E~0)} is VALID [2022-02-20 19:56:16,815 INFO L290 TraceCheckUtils]: 11: Hoare triple {48579#(= ~T1_E~0 ~M_E~0)} assume 1 == ~t3_i~0;~t3_st~0 := 0; {48579#(= ~T1_E~0 ~M_E~0)} is VALID [2022-02-20 19:56:16,815 INFO L290 TraceCheckUtils]: 12: Hoare triple {48579#(= ~T1_E~0 ~M_E~0)} assume 1 == ~t4_i~0;~t4_st~0 := 0; {48579#(= ~T1_E~0 ~M_E~0)} is VALID [2022-02-20 19:56:16,815 INFO L290 TraceCheckUtils]: 13: Hoare triple {48579#(= ~T1_E~0 ~M_E~0)} assume 1 == ~t5_i~0;~t5_st~0 := 0; {48579#(= ~T1_E~0 ~M_E~0)} is VALID [2022-02-20 19:56:16,815 INFO L290 TraceCheckUtils]: 14: Hoare triple {48579#(= ~T1_E~0 ~M_E~0)} assume 1 == ~t6_i~0;~t6_st~0 := 0; {48579#(= ~T1_E~0 ~M_E~0)} is VALID [2022-02-20 19:56:16,816 INFO L290 TraceCheckUtils]: 15: Hoare triple {48579#(= ~T1_E~0 ~M_E~0)} assume 1 == ~t7_i~0;~t7_st~0 := 0; {48579#(= ~T1_E~0 ~M_E~0)} is VALID [2022-02-20 19:56:16,816 INFO L290 TraceCheckUtils]: 16: Hoare triple {48579#(= ~T1_E~0 ~M_E~0)} assume 1 == ~t8_i~0;~t8_st~0 := 0; {48579#(= ~T1_E~0 ~M_E~0)} is VALID [2022-02-20 19:56:16,816 INFO L290 TraceCheckUtils]: 17: Hoare triple {48579#(= ~T1_E~0 ~M_E~0)} assume { :end_inline_init_threads2 } true; {48579#(= ~T1_E~0 ~M_E~0)} is VALID [2022-02-20 19:56:16,818 INFO L272 TraceCheckUtils]: 18: Hoare triple {48579#(= ~T1_E~0 ~M_E~0)} call fire_delta_events2(); {48683#(and (= ~E_6~0 |old(~E_6~0)|) (= ~M_E~0 |old(~M_E~0)|) (= ~E_8~0 |old(~E_8~0)|) (= ~E_7~0 |old(~E_7~0)|) (= |old(~T1_E~0)| ~T1_E~0) (= ~T7_E~0 |old(~T7_E~0)|) (= ~E_M~0 |old(~E_M~0)|) (= ~T8_E~0 |old(~T8_E~0)|) (= |old(~T2_E~0)| ~T2_E~0) (= |old(~T4_E~0)| ~T4_E~0) (= |old(~T6_E~0)| ~T6_E~0) (= |old(~T5_E~0)| ~T5_E~0) (= ~E_5~0 |old(~E_5~0)|) (= ~E_3~0 |old(~E_3~0)|) (= ~E_1~0 |old(~E_1~0)|) (= ~E_4~0 |old(~E_4~0)|) (= ~E_2~0 |old(~E_2~0)|) (= |old(~T3_E~0)| ~T3_E~0))} is VALID [2022-02-20 19:56:16,818 INFO L290 TraceCheckUtils]: 19: Hoare triple {48683#(and (= ~E_6~0 |old(~E_6~0)|) (= ~M_E~0 |old(~M_E~0)|) (= ~E_8~0 |old(~E_8~0)|) (= ~E_7~0 |old(~E_7~0)|) (= |old(~T1_E~0)| ~T1_E~0) (= ~T7_E~0 |old(~T7_E~0)|) (= ~E_M~0 |old(~E_M~0)|) (= ~T8_E~0 |old(~T8_E~0)|) (= |old(~T2_E~0)| ~T2_E~0) (= |old(~T4_E~0)| ~T4_E~0) (= |old(~T6_E~0)| ~T6_E~0) (= |old(~T5_E~0)| ~T5_E~0) (= ~E_5~0 |old(~E_5~0)|) (= ~E_3~0 |old(~E_3~0)|) (= ~E_1~0 |old(~E_1~0)|) (= ~E_4~0 |old(~E_4~0)|) (= ~E_2~0 |old(~E_2~0)|) (= |old(~T3_E~0)| ~T3_E~0))} assume !(0 == ~M_E~0); {48684#(and (= |old(~T1_E~0)| ~T1_E~0) (not (= |old(~M_E~0)| 0)))} is VALID [2022-02-20 19:56:16,819 INFO L290 TraceCheckUtils]: 20: Hoare triple {48684#(and (= |old(~T1_E~0)| ~T1_E~0) (not (= |old(~M_E~0)| 0)))} assume 0 == ~T1_E~0;~T1_E~0 := 1; {48685#(not (= |old(~T1_E~0)| |old(~M_E~0)|))} is VALID [2022-02-20 19:56:16,819 INFO L290 TraceCheckUtils]: 21: Hoare triple {48685#(not (= |old(~T1_E~0)| |old(~M_E~0)|))} assume 0 == ~T2_E~0;~T2_E~0 := 1; {48685#(not (= |old(~T1_E~0)| |old(~M_E~0)|))} is VALID [2022-02-20 19:56:16,819 INFO L290 TraceCheckUtils]: 22: Hoare triple {48685#(not (= |old(~T1_E~0)| |old(~M_E~0)|))} assume 0 == ~T3_E~0;~T3_E~0 := 1; {48685#(not (= |old(~T1_E~0)| |old(~M_E~0)|))} is VALID [2022-02-20 19:56:16,820 INFO L290 TraceCheckUtils]: 23: Hoare triple {48685#(not (= |old(~T1_E~0)| |old(~M_E~0)|))} assume 0 == ~T4_E~0;~T4_E~0 := 1; {48685#(not (= |old(~T1_E~0)| |old(~M_E~0)|))} is VALID [2022-02-20 19:56:16,820 INFO L290 TraceCheckUtils]: 24: Hoare triple {48685#(not (= |old(~T1_E~0)| |old(~M_E~0)|))} assume 0 == ~T5_E~0;~T5_E~0 := 1; {48685#(not (= |old(~T1_E~0)| |old(~M_E~0)|))} is VALID [2022-02-20 19:56:16,820 INFO L290 TraceCheckUtils]: 25: Hoare triple {48685#(not (= |old(~T1_E~0)| |old(~M_E~0)|))} assume 0 == ~T6_E~0;~T6_E~0 := 1; {48685#(not (= |old(~T1_E~0)| |old(~M_E~0)|))} is VALID [2022-02-20 19:56:16,821 INFO L290 TraceCheckUtils]: 26: Hoare triple {48685#(not (= |old(~T1_E~0)| |old(~M_E~0)|))} assume !(0 == ~T7_E~0); {48685#(not (= |old(~T1_E~0)| |old(~M_E~0)|))} is VALID [2022-02-20 19:56:16,821 INFO L290 TraceCheckUtils]: 27: Hoare triple {48685#(not (= |old(~T1_E~0)| |old(~M_E~0)|))} assume 0 == ~T8_E~0;~T8_E~0 := 1; {48685#(not (= |old(~T1_E~0)| |old(~M_E~0)|))} is VALID [2022-02-20 19:56:16,821 INFO L290 TraceCheckUtils]: 28: Hoare triple {48685#(not (= |old(~T1_E~0)| |old(~M_E~0)|))} assume 0 == ~E_M~0;~E_M~0 := 1; {48685#(not (= |old(~T1_E~0)| |old(~M_E~0)|))} is VALID [2022-02-20 19:56:16,822 INFO L290 TraceCheckUtils]: 29: Hoare triple {48685#(not (= |old(~T1_E~0)| |old(~M_E~0)|))} assume 0 == ~E_1~0;~E_1~0 := 1; {48685#(not (= |old(~T1_E~0)| |old(~M_E~0)|))} is VALID [2022-02-20 19:56:16,822 INFO L290 TraceCheckUtils]: 30: Hoare triple {48685#(not (= |old(~T1_E~0)| |old(~M_E~0)|))} assume 0 == ~E_2~0;~E_2~0 := 1; {48685#(not (= |old(~T1_E~0)| |old(~M_E~0)|))} is VALID [2022-02-20 19:56:16,823 INFO L290 TraceCheckUtils]: 31: Hoare triple {48685#(not (= |old(~T1_E~0)| |old(~M_E~0)|))} assume 0 == ~E_3~0;~E_3~0 := 1; {48685#(not (= |old(~T1_E~0)| |old(~M_E~0)|))} is VALID [2022-02-20 19:56:16,823 INFO L290 TraceCheckUtils]: 32: Hoare triple {48685#(not (= |old(~T1_E~0)| |old(~M_E~0)|))} assume 0 == ~E_4~0;~E_4~0 := 1; {48685#(not (= |old(~T1_E~0)| |old(~M_E~0)|))} is VALID [2022-02-20 19:56:16,823 INFO L290 TraceCheckUtils]: 33: Hoare triple {48685#(not (= |old(~T1_E~0)| |old(~M_E~0)|))} assume 0 == ~E_5~0;~E_5~0 := 1; {48685#(not (= |old(~T1_E~0)| |old(~M_E~0)|))} is VALID [2022-02-20 19:56:16,824 INFO L290 TraceCheckUtils]: 34: Hoare triple {48685#(not (= |old(~T1_E~0)| |old(~M_E~0)|))} assume !(0 == ~E_6~0); {48685#(not (= |old(~T1_E~0)| |old(~M_E~0)|))} is VALID [2022-02-20 19:56:16,824 INFO L290 TraceCheckUtils]: 35: Hoare triple {48685#(not (= |old(~T1_E~0)| |old(~M_E~0)|))} assume 0 == ~E_7~0;~E_7~0 := 1; {48685#(not (= |old(~T1_E~0)| |old(~M_E~0)|))} is VALID [2022-02-20 19:56:16,824 INFO L290 TraceCheckUtils]: 36: Hoare triple {48685#(not (= |old(~T1_E~0)| |old(~M_E~0)|))} assume 0 == ~E_8~0;~E_8~0 := 1; {48685#(not (= |old(~T1_E~0)| |old(~M_E~0)|))} is VALID [2022-02-20 19:56:16,825 INFO L290 TraceCheckUtils]: 37: Hoare triple {48685#(not (= |old(~T1_E~0)| |old(~M_E~0)|))} assume true; {48685#(not (= |old(~T1_E~0)| |old(~M_E~0)|))} is VALID [2022-02-20 19:56:16,825 INFO L284 TraceCheckUtils]: 38: Hoare quadruple {48685#(not (= |old(~T1_E~0)| |old(~M_E~0)|))} {48579#(= ~T1_E~0 ~M_E~0)} #1417#return; {48578#false} is VALID [2022-02-20 19:56:16,825 INFO L272 TraceCheckUtils]: 39: Hoare triple {48578#false} call activate_threads2(); {48686#(and (= |old(~t5_st~0)| ~t5_st~0) (= |old(~t1_st~0)| ~t1_st~0) (= |old(~t6_st~0)| ~t6_st~0) (= ~m_st~0 |old(~m_st~0)|) (= |old(~t2_st~0)| ~t2_st~0) (= |old(~t3_st~0)| ~t3_st~0) (= |old(~t4_st~0)| ~t4_st~0) (= |old(~t8_st~0)| ~t8_st~0) (= |old(~t7_st~0)| ~t7_st~0))} is VALID [2022-02-20 19:56:16,825 INFO L290 TraceCheckUtils]: 40: Hoare triple {48686#(and (= |old(~t5_st~0)| ~t5_st~0) (= |old(~t1_st~0)| ~t1_st~0) (= |old(~t6_st~0)| ~t6_st~0) (= ~m_st~0 |old(~m_st~0)|) (= |old(~t2_st~0)| ~t2_st~0) (= |old(~t3_st~0)| ~t3_st~0) (= |old(~t4_st~0)| ~t4_st~0) (= |old(~t8_st~0)| ~t8_st~0) (= |old(~t7_st~0)| ~t7_st~0))} havoc ~tmp~5#1;havoc ~tmp___0~2#1;havoc ~tmp___1~1#1;havoc ~tmp___2~0#1;havoc ~tmp___3~0#1;havoc ~tmp___4~0#1;havoc ~tmp___5~0#1;havoc ~tmp___6~0#1;havoc ~tmp___7~0#1;assume { :begin_inline_is_master_triggered } true;havoc is_master_triggered_#res#1;havoc is_master_triggered_~__retres1~4#1;havoc is_master_triggered_~__retres1~4#1; {48577#true} is VALID [2022-02-20 19:56:16,826 INFO L290 TraceCheckUtils]: 41: Hoare triple {48577#true} assume 1 == ~m_pc~0; {48577#true} is VALID [2022-02-20 19:56:16,826 INFO L290 TraceCheckUtils]: 42: Hoare triple {48577#true} assume 1 == ~E_M~0;is_master_triggered_~__retres1~4#1 := 1; {48577#true} is VALID [2022-02-20 19:56:16,826 INFO L290 TraceCheckUtils]: 43: Hoare triple {48577#true} is_master_triggered_#res#1 := is_master_triggered_~__retres1~4#1; {48577#true} is VALID [2022-02-20 19:56:16,826 INFO L290 TraceCheckUtils]: 44: Hoare triple {48577#true} #t~ret29#1 := is_master_triggered_#res#1;assume { :end_inline_is_master_triggered } true;assume -2147483648 <= #t~ret29#1 && #t~ret29#1 <= 2147483647;~tmp~5#1 := #t~ret29#1;havoc #t~ret29#1; {48577#true} is VALID [2022-02-20 19:56:16,826 INFO L290 TraceCheckUtils]: 45: Hoare triple {48577#true} assume 0 != ~tmp~5#1;~m_st~0 := 0; {48577#true} is VALID [2022-02-20 19:56:16,826 INFO L290 TraceCheckUtils]: 46: Hoare triple {48577#true} assume { :begin_inline_is_transmit1_triggered } true;havoc is_transmit1_triggered_#res#1;havoc is_transmit1_triggered_~__retres1~5#1;havoc is_transmit1_triggered_~__retres1~5#1; {48577#true} is VALID [2022-02-20 19:56:16,826 INFO L290 TraceCheckUtils]: 47: Hoare triple {48577#true} assume !(1 == ~t1_pc~0); {48577#true} is VALID [2022-02-20 19:56:16,827 INFO L290 TraceCheckUtils]: 48: Hoare triple {48577#true} is_transmit1_triggered_~__retres1~5#1 := 0; {48577#true} is VALID [2022-02-20 19:56:16,827 INFO L290 TraceCheckUtils]: 49: Hoare triple {48577#true} is_transmit1_triggered_#res#1 := is_transmit1_triggered_~__retres1~5#1; {48577#true} is VALID [2022-02-20 19:56:16,827 INFO L290 TraceCheckUtils]: 50: Hoare triple {48577#true} #t~ret30#1 := is_transmit1_triggered_#res#1;assume { :end_inline_is_transmit1_triggered } true;assume -2147483648 <= #t~ret30#1 && #t~ret30#1 <= 2147483647;~tmp___0~2#1 := #t~ret30#1;havoc #t~ret30#1; {48577#true} is VALID [2022-02-20 19:56:16,827 INFO L290 TraceCheckUtils]: 51: Hoare triple {48577#true} assume 0 != ~tmp___0~2#1;~t1_st~0 := 0; {48577#true} is VALID [2022-02-20 19:56:16,827 INFO L290 TraceCheckUtils]: 52: Hoare triple {48577#true} assume { :begin_inline_is_transmit2_triggered } true;havoc is_transmit2_triggered_#res#1;havoc is_transmit2_triggered_~__retres1~6#1;havoc is_transmit2_triggered_~__retres1~6#1; {48577#true} is VALID [2022-02-20 19:56:16,827 INFO L290 TraceCheckUtils]: 53: Hoare triple {48577#true} assume 1 == ~t2_pc~0; {48577#true} is VALID [2022-02-20 19:56:16,827 INFO L290 TraceCheckUtils]: 54: Hoare triple {48577#true} assume 1 == ~E_2~0;is_transmit2_triggered_~__retres1~6#1 := 1; {48577#true} is VALID [2022-02-20 19:56:16,827 INFO L290 TraceCheckUtils]: 55: Hoare triple {48577#true} is_transmit2_triggered_#res#1 := is_transmit2_triggered_~__retres1~6#1; {48577#true} is VALID [2022-02-20 19:56:16,828 INFO L290 TraceCheckUtils]: 56: Hoare triple {48577#true} #t~ret31#1 := is_transmit2_triggered_#res#1;assume { :end_inline_is_transmit2_triggered } true;assume -2147483648 <= #t~ret31#1 && #t~ret31#1 <= 2147483647;~tmp___1~1#1 := #t~ret31#1;havoc #t~ret31#1; {48577#true} is VALID [2022-02-20 19:56:16,828 INFO L290 TraceCheckUtils]: 57: Hoare triple {48577#true} assume 0 != ~tmp___1~1#1;~t2_st~0 := 0; {48577#true} is VALID [2022-02-20 19:56:16,828 INFO L290 TraceCheckUtils]: 58: Hoare triple {48577#true} assume { :begin_inline_is_transmit3_triggered } true;havoc is_transmit3_triggered_#res#1;havoc is_transmit3_triggered_~__retres1~7#1;havoc is_transmit3_triggered_~__retres1~7#1; {48577#true} is VALID [2022-02-20 19:56:16,828 INFO L290 TraceCheckUtils]: 59: Hoare triple {48577#true} assume !(1 == ~t3_pc~0); {48577#true} is VALID [2022-02-20 19:56:16,828 INFO L290 TraceCheckUtils]: 60: Hoare triple {48577#true} is_transmit3_triggered_~__retres1~7#1 := 0; {48577#true} is VALID [2022-02-20 19:56:16,828 INFO L290 TraceCheckUtils]: 61: Hoare triple {48577#true} is_transmit3_triggered_#res#1 := is_transmit3_triggered_~__retres1~7#1; {48577#true} is VALID [2022-02-20 19:56:16,828 INFO L290 TraceCheckUtils]: 62: Hoare triple {48577#true} #t~ret32#1 := is_transmit3_triggered_#res#1;assume { :end_inline_is_transmit3_triggered } true;assume -2147483648 <= #t~ret32#1 && #t~ret32#1 <= 2147483647;~tmp___2~0#1 := #t~ret32#1;havoc #t~ret32#1; {48577#true} is VALID [2022-02-20 19:56:16,828 INFO L290 TraceCheckUtils]: 63: Hoare triple {48577#true} assume 0 != ~tmp___2~0#1;~t3_st~0 := 0; {48577#true} is VALID [2022-02-20 19:56:16,829 INFO L290 TraceCheckUtils]: 64: Hoare triple {48577#true} assume { :begin_inline_is_transmit4_triggered } true;havoc is_transmit4_triggered_#res#1;havoc is_transmit4_triggered_~__retres1~8#1;havoc is_transmit4_triggered_~__retres1~8#1; {48577#true} is VALID [2022-02-20 19:56:16,829 INFO L290 TraceCheckUtils]: 65: Hoare triple {48577#true} assume 1 == ~t4_pc~0; {48577#true} is VALID [2022-02-20 19:56:16,829 INFO L290 TraceCheckUtils]: 66: Hoare triple {48577#true} assume 1 == ~E_4~0;is_transmit4_triggered_~__retres1~8#1 := 1; {48577#true} is VALID [2022-02-20 19:56:16,829 INFO L290 TraceCheckUtils]: 67: Hoare triple {48577#true} is_transmit4_triggered_#res#1 := is_transmit4_triggered_~__retres1~8#1; {48577#true} is VALID [2022-02-20 19:56:16,829 INFO L290 TraceCheckUtils]: 68: Hoare triple {48577#true} #t~ret33#1 := is_transmit4_triggered_#res#1;assume { :end_inline_is_transmit4_triggered } true;assume -2147483648 <= #t~ret33#1 && #t~ret33#1 <= 2147483647;~tmp___3~0#1 := #t~ret33#1;havoc #t~ret33#1; {48577#true} is VALID [2022-02-20 19:56:16,829 INFO L290 TraceCheckUtils]: 69: Hoare triple {48577#true} assume 0 != ~tmp___3~0#1;~t4_st~0 := 0; {48577#true} is VALID [2022-02-20 19:56:16,829 INFO L290 TraceCheckUtils]: 70: Hoare triple {48577#true} assume { :begin_inline_is_transmit5_triggered } true;havoc is_transmit5_triggered_#res#1;havoc is_transmit5_triggered_~__retres1~9#1;havoc is_transmit5_triggered_~__retres1~9#1; {48577#true} is VALID [2022-02-20 19:56:16,829 INFO L290 TraceCheckUtils]: 71: Hoare triple {48577#true} assume 1 == ~t5_pc~0; {48577#true} is VALID [2022-02-20 19:56:16,830 INFO L290 TraceCheckUtils]: 72: Hoare triple {48577#true} assume 1 == ~E_5~0;is_transmit5_triggered_~__retres1~9#1 := 1; {48577#true} is VALID [2022-02-20 19:56:16,830 INFO L290 TraceCheckUtils]: 73: Hoare triple {48577#true} is_transmit5_triggered_#res#1 := is_transmit5_triggered_~__retres1~9#1; {48577#true} is VALID [2022-02-20 19:56:16,830 INFO L290 TraceCheckUtils]: 74: Hoare triple {48577#true} #t~ret34#1 := is_transmit5_triggered_#res#1;assume { :end_inline_is_transmit5_triggered } true;assume -2147483648 <= #t~ret34#1 && #t~ret34#1 <= 2147483647;~tmp___4~0#1 := #t~ret34#1;havoc #t~ret34#1; {48577#true} is VALID [2022-02-20 19:56:16,830 INFO L290 TraceCheckUtils]: 75: Hoare triple {48577#true} assume 0 != ~tmp___4~0#1;~t5_st~0 := 0; {48577#true} is VALID [2022-02-20 19:56:16,830 INFO L290 TraceCheckUtils]: 76: Hoare triple {48577#true} assume { :begin_inline_is_transmit6_triggered } true;havoc is_transmit6_triggered_#res#1;havoc is_transmit6_triggered_~__retres1~10#1;havoc is_transmit6_triggered_~__retres1~10#1; {48577#true} is VALID [2022-02-20 19:56:16,830 INFO L290 TraceCheckUtils]: 77: Hoare triple {48577#true} assume !(1 == ~t6_pc~0); {48577#true} is VALID [2022-02-20 19:56:16,830 INFO L290 TraceCheckUtils]: 78: Hoare triple {48577#true} is_transmit6_triggered_~__retres1~10#1 := 0; {48577#true} is VALID [2022-02-20 19:56:16,830 INFO L290 TraceCheckUtils]: 79: Hoare triple {48577#true} is_transmit6_triggered_#res#1 := is_transmit6_triggered_~__retres1~10#1; {48577#true} is VALID [2022-02-20 19:56:16,831 INFO L290 TraceCheckUtils]: 80: Hoare triple {48577#true} #t~ret35#1 := is_transmit6_triggered_#res#1;assume { :end_inline_is_transmit6_triggered } true;assume -2147483648 <= #t~ret35#1 && #t~ret35#1 <= 2147483647;~tmp___5~0#1 := #t~ret35#1;havoc #t~ret35#1; {48577#true} is VALID [2022-02-20 19:56:16,843 INFO L290 TraceCheckUtils]: 81: Hoare triple {48577#true} assume !(0 != ~tmp___5~0#1); {48577#true} is VALID [2022-02-20 19:56:16,843 INFO L290 TraceCheckUtils]: 82: Hoare triple {48577#true} assume { :begin_inline_is_transmit7_triggered } true;havoc is_transmit7_triggered_#res#1;havoc is_transmit7_triggered_~__retres1~11#1;havoc is_transmit7_triggered_~__retres1~11#1; {48577#true} is VALID [2022-02-20 19:56:16,844 INFO L290 TraceCheckUtils]: 83: Hoare triple {48577#true} assume 1 == ~t7_pc~0; {48577#true} is VALID [2022-02-20 19:56:16,844 INFO L290 TraceCheckUtils]: 84: Hoare triple {48577#true} assume 1 == ~E_7~0;is_transmit7_triggered_~__retres1~11#1 := 1; {48577#true} is VALID [2022-02-20 19:56:16,844 INFO L290 TraceCheckUtils]: 85: Hoare triple {48577#true} is_transmit7_triggered_#res#1 := is_transmit7_triggered_~__retres1~11#1; {48577#true} is VALID [2022-02-20 19:56:16,844 INFO L290 TraceCheckUtils]: 86: Hoare triple {48577#true} #t~ret36#1 := is_transmit7_triggered_#res#1;assume { :end_inline_is_transmit7_triggered } true;assume -2147483648 <= #t~ret36#1 && #t~ret36#1 <= 2147483647;~tmp___6~0#1 := #t~ret36#1;havoc #t~ret36#1; {48577#true} is VALID [2022-02-20 19:56:16,844 INFO L290 TraceCheckUtils]: 87: Hoare triple {48577#true} assume 0 != ~tmp___6~0#1;~t7_st~0 := 0; {48577#true} is VALID [2022-02-20 19:56:16,844 INFO L290 TraceCheckUtils]: 88: Hoare triple {48577#true} assume { :begin_inline_is_transmit8_triggered } true;havoc is_transmit8_triggered_#res#1;havoc is_transmit8_triggered_~__retres1~12#1;havoc is_transmit8_triggered_~__retres1~12#1; {48577#true} is VALID [2022-02-20 19:56:16,844 INFO L290 TraceCheckUtils]: 89: Hoare triple {48577#true} assume !(1 == ~t8_pc~0); {48577#true} is VALID [2022-02-20 19:56:16,845 INFO L290 TraceCheckUtils]: 90: Hoare triple {48577#true} is_transmit8_triggered_~__retres1~12#1 := 0; {48577#true} is VALID [2022-02-20 19:56:16,845 INFO L290 TraceCheckUtils]: 91: Hoare triple {48577#true} is_transmit8_triggered_#res#1 := is_transmit8_triggered_~__retres1~12#1; {48577#true} is VALID [2022-02-20 19:56:16,845 INFO L290 TraceCheckUtils]: 92: Hoare triple {48577#true} #t~ret37#1 := is_transmit8_triggered_#res#1;assume { :end_inline_is_transmit8_triggered } true;assume -2147483648 <= #t~ret37#1 && #t~ret37#1 <= 2147483647;~tmp___7~0#1 := #t~ret37#1;havoc #t~ret37#1; {48577#true} is VALID [2022-02-20 19:56:16,845 INFO L290 TraceCheckUtils]: 93: Hoare triple {48577#true} assume 0 != ~tmp___7~0#1;~t8_st~0 := 0; {48577#true} is VALID [2022-02-20 19:56:16,845 INFO L290 TraceCheckUtils]: 94: Hoare triple {48577#true} assume true; {48577#true} is VALID [2022-02-20 19:56:16,845 INFO L284 TraceCheckUtils]: 95: Hoare quadruple {48577#true} {48578#false} #1419#return; {48578#false} is VALID [2022-02-20 19:56:16,845 INFO L272 TraceCheckUtils]: 96: Hoare triple {48578#false} call reset_delta_events2(); {48683#(and (= ~E_6~0 |old(~E_6~0)|) (= ~M_E~0 |old(~M_E~0)|) (= ~E_8~0 |old(~E_8~0)|) (= ~E_7~0 |old(~E_7~0)|) (= |old(~T1_E~0)| ~T1_E~0) (= ~T7_E~0 |old(~T7_E~0)|) (= ~E_M~0 |old(~E_M~0)|) (= ~T8_E~0 |old(~T8_E~0)|) (= |old(~T2_E~0)| ~T2_E~0) (= |old(~T4_E~0)| ~T4_E~0) (= |old(~T6_E~0)| ~T6_E~0) (= |old(~T5_E~0)| ~T5_E~0) (= ~E_5~0 |old(~E_5~0)|) (= ~E_3~0 |old(~E_3~0)|) (= ~E_1~0 |old(~E_1~0)|) (= ~E_4~0 |old(~E_4~0)|) (= ~E_2~0 |old(~E_2~0)|) (= |old(~T3_E~0)| ~T3_E~0))} is VALID [2022-02-20 19:56:16,846 INFO L290 TraceCheckUtils]: 97: Hoare triple {48683#(and (= ~E_6~0 |old(~E_6~0)|) (= ~M_E~0 |old(~M_E~0)|) (= ~E_8~0 |old(~E_8~0)|) (= ~E_7~0 |old(~E_7~0)|) (= |old(~T1_E~0)| ~T1_E~0) (= ~T7_E~0 |old(~T7_E~0)|) (= ~E_M~0 |old(~E_M~0)|) (= ~T8_E~0 |old(~T8_E~0)|) (= |old(~T2_E~0)| ~T2_E~0) (= |old(~T4_E~0)| ~T4_E~0) (= |old(~T6_E~0)| ~T6_E~0) (= |old(~T5_E~0)| ~T5_E~0) (= ~E_5~0 |old(~E_5~0)|) (= ~E_3~0 |old(~E_3~0)|) (= ~E_1~0 |old(~E_1~0)|) (= ~E_4~0 |old(~E_4~0)|) (= ~E_2~0 |old(~E_2~0)|) (= |old(~T3_E~0)| ~T3_E~0))} assume !(1 == ~M_E~0); {48577#true} is VALID [2022-02-20 19:56:16,846 INFO L290 TraceCheckUtils]: 98: Hoare triple {48577#true} assume 1 == ~T1_E~0;~T1_E~0 := 2; {48577#true} is VALID [2022-02-20 19:56:16,846 INFO L290 TraceCheckUtils]: 99: Hoare triple {48577#true} assume 1 == ~T2_E~0;~T2_E~0 := 2; {48577#true} is VALID [2022-02-20 19:56:16,846 INFO L290 TraceCheckUtils]: 100: Hoare triple {48577#true} assume 1 == ~T3_E~0;~T3_E~0 := 2; {48577#true} is VALID [2022-02-20 19:56:16,846 INFO L290 TraceCheckUtils]: 101: Hoare triple {48577#true} assume 1 == ~T4_E~0;~T4_E~0 := 2; {48577#true} is VALID [2022-02-20 19:56:16,846 INFO L290 TraceCheckUtils]: 102: Hoare triple {48577#true} assume 1 == ~T5_E~0;~T5_E~0 := 2; {48577#true} is VALID [2022-02-20 19:56:16,846 INFO L290 TraceCheckUtils]: 103: Hoare triple {48577#true} assume !(1 == ~T6_E~0); {48577#true} is VALID [2022-02-20 19:56:16,846 INFO L290 TraceCheckUtils]: 104: Hoare triple {48577#true} assume 1 == ~T7_E~0;~T7_E~0 := 2; {48577#true} is VALID [2022-02-20 19:56:16,847 INFO L290 TraceCheckUtils]: 105: Hoare triple {48577#true} assume 1 == ~T8_E~0;~T8_E~0 := 2; {48577#true} is VALID [2022-02-20 19:56:16,847 INFO L290 TraceCheckUtils]: 106: Hoare triple {48577#true} assume 1 == ~E_M~0;~E_M~0 := 2; {48577#true} is VALID [2022-02-20 19:56:16,847 INFO L290 TraceCheckUtils]: 107: Hoare triple {48577#true} assume 1 == ~E_1~0;~E_1~0 := 2; {48577#true} is VALID [2022-02-20 19:56:16,847 INFO L290 TraceCheckUtils]: 108: Hoare triple {48577#true} assume 1 == ~E_2~0;~E_2~0 := 2; {48577#true} is VALID [2022-02-20 19:56:16,847 INFO L290 TraceCheckUtils]: 109: Hoare triple {48577#true} assume 1 == ~E_3~0;~E_3~0 := 2; {48577#true} is VALID [2022-02-20 19:56:16,847 INFO L290 TraceCheckUtils]: 110: Hoare triple {48577#true} assume 1 == ~E_4~0;~E_4~0 := 2; {48577#true} is VALID [2022-02-20 19:56:16,847 INFO L290 TraceCheckUtils]: 111: Hoare triple {48577#true} assume !(1 == ~E_5~0); {48577#true} is VALID [2022-02-20 19:56:16,847 INFO L290 TraceCheckUtils]: 112: Hoare triple {48577#true} assume 1 == ~E_6~0;~E_6~0 := 2; {48577#true} is VALID [2022-02-20 19:56:16,848 INFO L290 TraceCheckUtils]: 113: Hoare triple {48577#true} assume 1 == ~E_7~0;~E_7~0 := 2; {48577#true} is VALID [2022-02-20 19:56:16,848 INFO L290 TraceCheckUtils]: 114: Hoare triple {48577#true} assume 1 == ~E_8~0;~E_8~0 := 2; {48577#true} is VALID [2022-02-20 19:56:16,848 INFO L290 TraceCheckUtils]: 115: Hoare triple {48577#true} assume true; {48577#true} is VALID [2022-02-20 19:56:16,848 INFO L284 TraceCheckUtils]: 116: Hoare quadruple {48577#true} {48578#false} #1421#return; {48578#false} is VALID [2022-02-20 19:56:16,848 INFO L290 TraceCheckUtils]: 117: Hoare triple {48578#false} assume !false; {48578#false} is VALID [2022-02-20 19:56:16,848 INFO L290 TraceCheckUtils]: 118: Hoare triple {48578#false} start_simulation2_~kernel_st~1#1 := 1;assume { :begin_inline_eval2 } true;havoc eval2_#t~ret19#1, eval2_#t~nondet20#1, eval2_~tmp_ndt_1~0#1, eval2_#t~nondet21#1, eval2_~tmp_ndt_2~0#1, eval2_#t~nondet22#1, eval2_~tmp_ndt_3~0#1, eval2_#t~nondet23#1, eval2_~tmp_ndt_4~0#1, eval2_#t~nondet24#1, eval2_~tmp_ndt_5~0#1, eval2_#t~nondet25#1, eval2_~tmp_ndt_6~0#1, eval2_#t~nondet26#1, eval2_~tmp_ndt_7~0#1, eval2_#t~nondet27#1, eval2_~tmp_ndt_8~0#1, eval2_#t~nondet28#1, eval2_~tmp_ndt_9~0#1, eval2_~tmp~4#1;havoc eval2_~tmp~4#1; {48578#false} is VALID [2022-02-20 19:56:16,848 INFO L290 TraceCheckUtils]: 119: Hoare triple {48578#false} assume !false; {48578#false} is VALID [2022-02-20 19:56:16,849 INFO L272 TraceCheckUtils]: 120: Hoare triple {48578#false} call eval2_#t~ret19#1 := exists_runnable_thread2(); {48577#true} is VALID [2022-02-20 19:56:16,849 INFO L290 TraceCheckUtils]: 121: Hoare triple {48577#true} havoc ~__retres1~13; {48577#true} is VALID [2022-02-20 19:56:16,849 INFO L290 TraceCheckUtils]: 122: Hoare triple {48577#true} assume 0 == ~m_st~0;~__retres1~13 := 1; {48577#true} is VALID [2022-02-20 19:56:16,849 INFO L290 TraceCheckUtils]: 123: Hoare triple {48577#true} #res := ~__retres1~13; {48577#true} is VALID [2022-02-20 19:56:16,849 INFO L290 TraceCheckUtils]: 124: Hoare triple {48577#true} assume true; {48577#true} is VALID [2022-02-20 19:56:16,849 INFO L284 TraceCheckUtils]: 125: Hoare quadruple {48577#true} {48578#false} #1423#return; {48578#false} is VALID [2022-02-20 19:56:16,849 INFO L290 TraceCheckUtils]: 126: Hoare triple {48578#false} assume -2147483648 <= eval2_#t~ret19#1 && eval2_#t~ret19#1 <= 2147483647;eval2_~tmp~4#1 := eval2_#t~ret19#1;havoc eval2_#t~ret19#1; {48578#false} is VALID [2022-02-20 19:56:16,849 INFO L290 TraceCheckUtils]: 127: Hoare triple {48578#false} assume 0 != eval2_~tmp~4#1; {48578#false} is VALID [2022-02-20 19:56:16,850 INFO L290 TraceCheckUtils]: 128: Hoare triple {48578#false} assume 0 == ~m_st~0;havoc eval2_~tmp_ndt_1~0#1;assume -2147483648 <= eval2_#t~nondet20#1 && eval2_#t~nondet20#1 <= 2147483647;eval2_~tmp_ndt_1~0#1 := eval2_#t~nondet20#1;havoc eval2_#t~nondet20#1; {48578#false} is VALID [2022-02-20 19:56:16,850 INFO L290 TraceCheckUtils]: 129: Hoare triple {48578#false} assume 0 != eval2_~tmp_ndt_1~0#1;~m_st~0 := 1;assume { :begin_inline_master } true;havoc master_#t~nondet17#1, master_#t~nondet18#1, master_~tmp_var~0#1;assume -2147483648 <= master_#t~nondet17#1 && master_#t~nondet17#1 <= 2147483647;master_~tmp_var~0#1 := master_#t~nondet17#1;havoc master_#t~nondet17#1; {48578#false} is VALID [2022-02-20 19:56:16,850 INFO L290 TraceCheckUtils]: 130: Hoare triple {48578#false} assume !(0 == ~m_pc~0); {48578#false} is VALID [2022-02-20 19:56:16,850 INFO L290 TraceCheckUtils]: 131: Hoare triple {48578#false} assume 1 == ~m_pc~0; {48578#false} is VALID [2022-02-20 19:56:16,850 INFO L290 TraceCheckUtils]: 132: Hoare triple {48578#false} assume ~token~0 != 8 + ~local~0; {48578#false} is VALID [2022-02-20 19:56:16,850 INFO L272 TraceCheckUtils]: 133: Hoare triple {48578#false} call error2(); {48578#false} is VALID [2022-02-20 19:56:16,850 INFO L290 TraceCheckUtils]: 134: Hoare triple {48578#false} assume !false; {48578#false} is VALID [2022-02-20 19:56:16,851 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 19:56:16,851 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 19:56:16,851 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1917997422] [2022-02-20 19:56:16,851 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1917997422] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 19:56:16,851 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 19:56:16,852 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-02-20 19:56:16,852 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2100807490] [2022-02-20 19:56:16,852 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 19:56:16,852 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 17.714285714285715) internal successors, (124), 5 states have internal predecessors, (124), 2 states have call successors, (6), 4 states have call predecessors, (6), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) Word has length 135 [2022-02-20 19:56:16,853 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 19:56:16,853 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 7 states, 7 states have (on average 17.714285714285715) internal successors, (124), 5 states have internal predecessors, (124), 2 states have call successors, (6), 4 states have call predecessors, (6), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2022-02-20 19:56:16,943 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 135 edges. 135 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 19:56:16,943 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-02-20 19:56:16,943 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 19:56:16,944 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-02-20 19:56:16,944 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-02-20 19:56:16,944 INFO L87 Difference]: Start difference. First operand 562 states and 882 transitions. Second operand has 7 states, 7 states have (on average 17.714285714285715) internal successors, (124), 5 states have internal predecessors, (124), 2 states have call successors, (6), 4 states have call predecessors, (6), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2022-02-20 19:56:23,016 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 19:56:23,017 INFO L93 Difference]: Finished difference Result 1690 states and 2692 transitions. [2022-02-20 19:56:23,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2022-02-20 19:56:23,017 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 17.714285714285715) internal successors, (124), 5 states have internal predecessors, (124), 2 states have call successors, (6), 4 states have call predecessors, (6), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) Word has length 135 [2022-02-20 19:56:23,017 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-20 19:56:23,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7 states, 7 states have (on average 17.714285714285715) internal successors, (124), 5 states have internal predecessors, (124), 2 states have call successors, (6), 4 states have call predecessors, (6), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2022-02-20 19:56:23,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 1658 transitions. [2022-02-20 19:56:23,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7 states, 7 states have (on average 17.714285714285715) internal successors, (124), 5 states have internal predecessors, (124), 2 states have call successors, (6), 4 states have call predecessors, (6), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2022-02-20 19:56:23,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 1658 transitions. [2022-02-20 19:56:23,033 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 14 states and 1658 transitions. [2022-02-20 19:56:24,433 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 1658 edges. 1658 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 19:56:24,481 INFO L225 Difference]: With dead ends: 1690 [2022-02-20 19:56:24,481 INFO L226 Difference]: Without dead ends: 1145 [2022-02-20 19:56:24,482 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 37 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=66, Invalid=174, Unknown=0, NotChecked=0, Total=240 [2022-02-20 19:56:24,483 INFO L933 BasicCegarLoop]: 746 mSDtfsCounter, 1120 mSDsluCounter, 1447 mSDsCounter, 0 mSdLazyCounter, 2237 mSolverCounterSat, 71 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1135 SdHoareTripleChecker+Valid, 2193 SdHoareTripleChecker+Invalid, 2308 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 71 IncrementalHoareTripleChecker+Valid, 2237 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-02-20 19:56:24,483 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1135 Valid, 2193 Invalid, 2308 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [71 Valid, 2237 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2022-02-20 19:56:24,484 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1145 states. [2022-02-20 19:56:24,526 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1145 to 820. [2022-02-20 19:56:24,526 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-20 19:56:24,528 INFO L82 GeneralOperation]: Start isEquivalent. First operand 1145 states. Second operand has 820 states, 741 states have (on average 1.5695006747638327) internal successors, (1163), 745 states have internal predecessors, (1163), 58 states have call successors, (58), 19 states have call predecessors, (58), 20 states have return successors, (61), 57 states have call predecessors, (61), 56 states have call successors, (61) [2022-02-20 19:56:24,529 INFO L74 IsIncluded]: Start isIncluded. First operand 1145 states. Second operand has 820 states, 741 states have (on average 1.5695006747638327) internal successors, (1163), 745 states have internal predecessors, (1163), 58 states have call successors, (58), 19 states have call predecessors, (58), 20 states have return successors, (61), 57 states have call predecessors, (61), 56 states have call successors, (61) [2022-02-20 19:56:24,530 INFO L87 Difference]: Start difference. First operand 1145 states. Second operand has 820 states, 741 states have (on average 1.5695006747638327) internal successors, (1163), 745 states have internal predecessors, (1163), 58 states have call successors, (58), 19 states have call predecessors, (58), 20 states have return successors, (61), 57 states have call predecessors, (61), 56 states have call successors, (61) [2022-02-20 19:56:24,592 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 19:56:24,592 INFO L93 Difference]: Finished difference Result 1145 states and 1834 transitions. [2022-02-20 19:56:24,592 INFO L276 IsEmpty]: Start isEmpty. Operand 1145 states and 1834 transitions. [2022-02-20 19:56:24,594 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 19:56:24,594 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 19:56:24,595 INFO L74 IsIncluded]: Start isIncluded. First operand has 820 states, 741 states have (on average 1.5695006747638327) internal successors, (1163), 745 states have internal predecessors, (1163), 58 states have call successors, (58), 19 states have call predecessors, (58), 20 states have return successors, (61), 57 states have call predecessors, (61), 56 states have call successors, (61) Second operand 1145 states. [2022-02-20 19:56:24,596 INFO L87 Difference]: Start difference. First operand has 820 states, 741 states have (on average 1.5695006747638327) internal successors, (1163), 745 states have internal predecessors, (1163), 58 states have call successors, (58), 19 states have call predecessors, (58), 20 states have return successors, (61), 57 states have call predecessors, (61), 56 states have call successors, (61) Second operand 1145 states. [2022-02-20 19:56:24,662 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 19:56:24,662 INFO L93 Difference]: Finished difference Result 1145 states and 1834 transitions. [2022-02-20 19:56:24,663 INFO L276 IsEmpty]: Start isEmpty. Operand 1145 states and 1834 transitions. [2022-02-20 19:56:24,665 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 19:56:24,665 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 19:56:24,665 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-20 19:56:24,665 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-20 19:56:24,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 820 states, 741 states have (on average 1.5695006747638327) internal successors, (1163), 745 states have internal predecessors, (1163), 58 states have call successors, (58), 19 states have call predecessors, (58), 20 states have return successors, (61), 57 states have call predecessors, (61), 56 states have call successors, (61) [2022-02-20 19:56:24,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 820 states to 820 states and 1282 transitions. [2022-02-20 19:56:24,710 INFO L78 Accepts]: Start accepts. Automaton has 820 states and 1282 transitions. Word has length 135 [2022-02-20 19:56:24,710 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 19:56:24,711 INFO L470 AbstractCegarLoop]: Abstraction has 820 states and 1282 transitions. [2022-02-20 19:56:24,711 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 17.714285714285715) internal successors, (124), 5 states have internal predecessors, (124), 2 states have call successors, (6), 4 states have call predecessors, (6), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2022-02-20 19:56:24,711 INFO L276 IsEmpty]: Start isEmpty. Operand 820 states and 1282 transitions. [2022-02-20 19:56:24,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-20 19:56:24,712 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 19:56:24,712 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 19:56:24,713 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-02-20 19:56:24,713 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting error2Err0ASSERT_VIOLATIONERROR_FUNCTION === [error1Err0ASSERT_VIOLATIONERROR_FUNCTION, error2Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-20 19:56:24,713 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 19:56:24,713 INFO L85 PathProgramCache]: Analyzing trace with hash 78283516, now seen corresponding path program 1 times [2022-02-20 19:56:24,713 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 19:56:24,714 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [141230103] [2022-02-20 19:56:24,714 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 19:56:24,714 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 19:56:24,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 19:56:24,746 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-02-20 19:56:24,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 19:56:24,749 INFO L290 TraceCheckUtils]: 0: Hoare triple {54182#true} assume true; {54182#true} is VALID [2022-02-20 19:56:24,750 INFO L284 TraceCheckUtils]: 1: Hoare quadruple {54182#true} {54184#(= ~T2_E~0 ~M_E~0)} #1415#return; {54184#(= ~T2_E~0 ~M_E~0)} is VALID [2022-02-20 19:56:24,772 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-02-20 19:56:24,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 19:56:24,804 INFO L290 TraceCheckUtils]: 0: Hoare triple {54288#(and (= ~E_6~0 |old(~E_6~0)|) (= ~M_E~0 |old(~M_E~0)|) (= ~E_8~0 |old(~E_8~0)|) (= ~E_7~0 |old(~E_7~0)|) (= |old(~T1_E~0)| ~T1_E~0) (= ~T7_E~0 |old(~T7_E~0)|) (= ~E_M~0 |old(~E_M~0)|) (= ~T8_E~0 |old(~T8_E~0)|) (= |old(~T2_E~0)| ~T2_E~0) (= |old(~T4_E~0)| ~T4_E~0) (= |old(~T6_E~0)| ~T6_E~0) (= |old(~T5_E~0)| ~T5_E~0) (= ~E_5~0 |old(~E_5~0)|) (= ~E_3~0 |old(~E_3~0)|) (= ~E_1~0 |old(~E_1~0)|) (= ~E_4~0 |old(~E_4~0)|) (= ~E_2~0 |old(~E_2~0)|) (= |old(~T3_E~0)| ~T3_E~0))} assume !(0 == ~M_E~0); {54289#(and (= |old(~T2_E~0)| ~T2_E~0) (not (= |old(~M_E~0)| 0)))} is VALID [2022-02-20 19:56:24,805 INFO L290 TraceCheckUtils]: 1: Hoare triple {54289#(and (= |old(~T2_E~0)| ~T2_E~0) (not (= |old(~M_E~0)| 0)))} assume !(0 == ~T1_E~0); {54289#(and (= |old(~T2_E~0)| ~T2_E~0) (not (= |old(~M_E~0)| 0)))} is VALID [2022-02-20 19:56:24,805 INFO L290 TraceCheckUtils]: 2: Hoare triple {54289#(and (= |old(~T2_E~0)| ~T2_E~0) (not (= |old(~M_E~0)| 0)))} assume 0 == ~T2_E~0;~T2_E~0 := 1; {54290#(not (= |old(~T2_E~0)| |old(~M_E~0)|))} is VALID [2022-02-20 19:56:24,805 INFO L290 TraceCheckUtils]: 3: Hoare triple {54290#(not (= |old(~T2_E~0)| |old(~M_E~0)|))} assume 0 == ~T3_E~0;~T3_E~0 := 1; {54290#(not (= |old(~T2_E~0)| |old(~M_E~0)|))} is VALID [2022-02-20 19:56:24,806 INFO L290 TraceCheckUtils]: 4: Hoare triple {54290#(not (= |old(~T2_E~0)| |old(~M_E~0)|))} assume 0 == ~T4_E~0;~T4_E~0 := 1; {54290#(not (= |old(~T2_E~0)| |old(~M_E~0)|))} is VALID [2022-02-20 19:56:24,806 INFO L290 TraceCheckUtils]: 5: Hoare triple {54290#(not (= |old(~T2_E~0)| |old(~M_E~0)|))} assume 0 == ~T5_E~0;~T5_E~0 := 1; {54290#(not (= |old(~T2_E~0)| |old(~M_E~0)|))} is VALID [2022-02-20 19:56:24,806 INFO L290 TraceCheckUtils]: 6: Hoare triple {54290#(not (= |old(~T2_E~0)| |old(~M_E~0)|))} assume 0 == ~T6_E~0;~T6_E~0 := 1; {54290#(not (= |old(~T2_E~0)| |old(~M_E~0)|))} is VALID [2022-02-20 19:56:24,807 INFO L290 TraceCheckUtils]: 7: Hoare triple {54290#(not (= |old(~T2_E~0)| |old(~M_E~0)|))} assume !(0 == ~T7_E~0); {54290#(not (= |old(~T2_E~0)| |old(~M_E~0)|))} is VALID [2022-02-20 19:56:24,807 INFO L290 TraceCheckUtils]: 8: Hoare triple {54290#(not (= |old(~T2_E~0)| |old(~M_E~0)|))} assume 0 == ~T8_E~0;~T8_E~0 := 1; {54290#(not (= |old(~T2_E~0)| |old(~M_E~0)|))} is VALID [2022-02-20 19:56:24,807 INFO L290 TraceCheckUtils]: 9: Hoare triple {54290#(not (= |old(~T2_E~0)| |old(~M_E~0)|))} assume 0 == ~E_M~0;~E_M~0 := 1; {54290#(not (= |old(~T2_E~0)| |old(~M_E~0)|))} is VALID [2022-02-20 19:56:24,808 INFO L290 TraceCheckUtils]: 10: Hoare triple {54290#(not (= |old(~T2_E~0)| |old(~M_E~0)|))} assume 0 == ~E_1~0;~E_1~0 := 1; {54290#(not (= |old(~T2_E~0)| |old(~M_E~0)|))} is VALID [2022-02-20 19:56:24,808 INFO L290 TraceCheckUtils]: 11: Hoare triple {54290#(not (= |old(~T2_E~0)| |old(~M_E~0)|))} assume 0 == ~E_2~0;~E_2~0 := 1; {54290#(not (= |old(~T2_E~0)| |old(~M_E~0)|))} is VALID [2022-02-20 19:56:24,808 INFO L290 TraceCheckUtils]: 12: Hoare triple {54290#(not (= |old(~T2_E~0)| |old(~M_E~0)|))} assume 0 == ~E_3~0;~E_3~0 := 1; {54290#(not (= |old(~T2_E~0)| |old(~M_E~0)|))} is VALID [2022-02-20 19:56:24,809 INFO L290 TraceCheckUtils]: 13: Hoare triple {54290#(not (= |old(~T2_E~0)| |old(~M_E~0)|))} assume 0 == ~E_4~0;~E_4~0 := 1; {54290#(not (= |old(~T2_E~0)| |old(~M_E~0)|))} is VALID [2022-02-20 19:56:24,809 INFO L290 TraceCheckUtils]: 14: Hoare triple {54290#(not (= |old(~T2_E~0)| |old(~M_E~0)|))} assume 0 == ~E_5~0;~E_5~0 := 1; {54290#(not (= |old(~T2_E~0)| |old(~M_E~0)|))} is VALID [2022-02-20 19:56:24,810 INFO L290 TraceCheckUtils]: 15: Hoare triple {54290#(not (= |old(~T2_E~0)| |old(~M_E~0)|))} assume !(0 == ~E_6~0); {54290#(not (= |old(~T2_E~0)| |old(~M_E~0)|))} is VALID [2022-02-20 19:56:24,810 INFO L290 TraceCheckUtils]: 16: Hoare triple {54290#(not (= |old(~T2_E~0)| |old(~M_E~0)|))} assume 0 == ~E_7~0;~E_7~0 := 1; {54290#(not (= |old(~T2_E~0)| |old(~M_E~0)|))} is VALID [2022-02-20 19:56:24,810 INFO L290 TraceCheckUtils]: 17: Hoare triple {54290#(not (= |old(~T2_E~0)| |old(~M_E~0)|))} assume 0 == ~E_8~0;~E_8~0 := 1; {54290#(not (= |old(~T2_E~0)| |old(~M_E~0)|))} is VALID [2022-02-20 19:56:24,816 INFO L290 TraceCheckUtils]: 18: Hoare triple {54290#(not (= |old(~T2_E~0)| |old(~M_E~0)|))} assume true; {54290#(not (= |old(~T2_E~0)| |old(~M_E~0)|))} is VALID [2022-02-20 19:56:24,816 INFO L284 TraceCheckUtils]: 19: Hoare quadruple {54290#(not (= |old(~T2_E~0)| |old(~M_E~0)|))} {54184#(= ~T2_E~0 ~M_E~0)} #1417#return; {54183#false} is VALID [2022-02-20 19:56:24,829 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2022-02-20 19:56:24,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 19:56:24,843 INFO L290 TraceCheckUtils]: 0: Hoare triple {54291#(and (= |old(~t5_st~0)| ~t5_st~0) (= |old(~t1_st~0)| ~t1_st~0) (= |old(~t6_st~0)| ~t6_st~0) (= ~m_st~0 |old(~m_st~0)|) (= |old(~t2_st~0)| ~t2_st~0) (= |old(~t3_st~0)| ~t3_st~0) (= |old(~t4_st~0)| ~t4_st~0) (= |old(~t8_st~0)| ~t8_st~0) (= |old(~t7_st~0)| ~t7_st~0))} havoc ~tmp~5#1;havoc ~tmp___0~2#1;havoc ~tmp___1~1#1;havoc ~tmp___2~0#1;havoc ~tmp___3~0#1;havoc ~tmp___4~0#1;havoc ~tmp___5~0#1;havoc ~tmp___6~0#1;havoc ~tmp___7~0#1;assume { :begin_inline_is_master_triggered } true;havoc is_master_triggered_#res#1;havoc is_master_triggered_~__retres1~4#1;havoc is_master_triggered_~__retres1~4#1; {54182#true} is VALID [2022-02-20 19:56:24,843 INFO L290 TraceCheckUtils]: 1: Hoare triple {54182#true} assume 1 == ~m_pc~0; {54182#true} is VALID [2022-02-20 19:56:24,844 INFO L290 TraceCheckUtils]: 2: Hoare triple {54182#true} assume 1 == ~E_M~0;is_master_triggered_~__retres1~4#1 := 1; {54182#true} is VALID [2022-02-20 19:56:24,844 INFO L290 TraceCheckUtils]: 3: Hoare triple {54182#true} is_master_triggered_#res#1 := is_master_triggered_~__retres1~4#1; {54182#true} is VALID [2022-02-20 19:56:24,844 INFO L290 TraceCheckUtils]: 4: Hoare triple {54182#true} #t~ret29#1 := is_master_triggered_#res#1;assume { :end_inline_is_master_triggered } true;assume -2147483648 <= #t~ret29#1 && #t~ret29#1 <= 2147483647;~tmp~5#1 := #t~ret29#1;havoc #t~ret29#1; {54182#true} is VALID [2022-02-20 19:56:24,844 INFO L290 TraceCheckUtils]: 5: Hoare triple {54182#true} assume 0 != ~tmp~5#1;~m_st~0 := 0; {54182#true} is VALID [2022-02-20 19:56:24,844 INFO L290 TraceCheckUtils]: 6: Hoare triple {54182#true} assume { :begin_inline_is_transmit1_triggered } true;havoc is_transmit1_triggered_#res#1;havoc is_transmit1_triggered_~__retres1~5#1;havoc is_transmit1_triggered_~__retres1~5#1; {54182#true} is VALID [2022-02-20 19:56:24,844 INFO L290 TraceCheckUtils]: 7: Hoare triple {54182#true} assume !(1 == ~t1_pc~0); {54182#true} is VALID [2022-02-20 19:56:24,844 INFO L290 TraceCheckUtils]: 8: Hoare triple {54182#true} is_transmit1_triggered_~__retres1~5#1 := 0; {54182#true} is VALID [2022-02-20 19:56:24,845 INFO L290 TraceCheckUtils]: 9: Hoare triple {54182#true} is_transmit1_triggered_#res#1 := is_transmit1_triggered_~__retres1~5#1; {54182#true} is VALID [2022-02-20 19:56:24,845 INFO L290 TraceCheckUtils]: 10: Hoare triple {54182#true} #t~ret30#1 := is_transmit1_triggered_#res#1;assume { :end_inline_is_transmit1_triggered } true;assume -2147483648 <= #t~ret30#1 && #t~ret30#1 <= 2147483647;~tmp___0~2#1 := #t~ret30#1;havoc #t~ret30#1; {54182#true} is VALID [2022-02-20 19:56:24,845 INFO L290 TraceCheckUtils]: 11: Hoare triple {54182#true} assume 0 != ~tmp___0~2#1;~t1_st~0 := 0; {54182#true} is VALID [2022-02-20 19:56:24,845 INFO L290 TraceCheckUtils]: 12: Hoare triple {54182#true} assume { :begin_inline_is_transmit2_triggered } true;havoc is_transmit2_triggered_#res#1;havoc is_transmit2_triggered_~__retres1~6#1;havoc is_transmit2_triggered_~__retres1~6#1; {54182#true} is VALID [2022-02-20 19:56:24,845 INFO L290 TraceCheckUtils]: 13: Hoare triple {54182#true} assume 1 == ~t2_pc~0; {54182#true} is VALID [2022-02-20 19:56:24,845 INFO L290 TraceCheckUtils]: 14: Hoare triple {54182#true} assume 1 == ~E_2~0;is_transmit2_triggered_~__retres1~6#1 := 1; {54182#true} is VALID [2022-02-20 19:56:24,845 INFO L290 TraceCheckUtils]: 15: Hoare triple {54182#true} is_transmit2_triggered_#res#1 := is_transmit2_triggered_~__retres1~6#1; {54182#true} is VALID [2022-02-20 19:56:24,845 INFO L290 TraceCheckUtils]: 16: Hoare triple {54182#true} #t~ret31#1 := is_transmit2_triggered_#res#1;assume { :end_inline_is_transmit2_triggered } true;assume -2147483648 <= #t~ret31#1 && #t~ret31#1 <= 2147483647;~tmp___1~1#1 := #t~ret31#1;havoc #t~ret31#1; {54182#true} is VALID [2022-02-20 19:56:24,846 INFO L290 TraceCheckUtils]: 17: Hoare triple {54182#true} assume 0 != ~tmp___1~1#1;~t2_st~0 := 0; {54182#true} is VALID [2022-02-20 19:56:24,846 INFO L290 TraceCheckUtils]: 18: Hoare triple {54182#true} assume { :begin_inline_is_transmit3_triggered } true;havoc is_transmit3_triggered_#res#1;havoc is_transmit3_triggered_~__retres1~7#1;havoc is_transmit3_triggered_~__retres1~7#1; {54182#true} is VALID [2022-02-20 19:56:24,846 INFO L290 TraceCheckUtils]: 19: Hoare triple {54182#true} assume !(1 == ~t3_pc~0); {54182#true} is VALID [2022-02-20 19:56:24,846 INFO L290 TraceCheckUtils]: 20: Hoare triple {54182#true} is_transmit3_triggered_~__retres1~7#1 := 0; {54182#true} is VALID [2022-02-20 19:56:24,846 INFO L290 TraceCheckUtils]: 21: Hoare triple {54182#true} is_transmit3_triggered_#res#1 := is_transmit3_triggered_~__retres1~7#1; {54182#true} is VALID [2022-02-20 19:56:24,846 INFO L290 TraceCheckUtils]: 22: Hoare triple {54182#true} #t~ret32#1 := is_transmit3_triggered_#res#1;assume { :end_inline_is_transmit3_triggered } true;assume -2147483648 <= #t~ret32#1 && #t~ret32#1 <= 2147483647;~tmp___2~0#1 := #t~ret32#1;havoc #t~ret32#1; {54182#true} is VALID [2022-02-20 19:56:24,846 INFO L290 TraceCheckUtils]: 23: Hoare triple {54182#true} assume 0 != ~tmp___2~0#1;~t3_st~0 := 0; {54182#true} is VALID [2022-02-20 19:56:24,847 INFO L290 TraceCheckUtils]: 24: Hoare triple {54182#true} assume { :begin_inline_is_transmit4_triggered } true;havoc is_transmit4_triggered_#res#1;havoc is_transmit4_triggered_~__retres1~8#1;havoc is_transmit4_triggered_~__retres1~8#1; {54182#true} is VALID [2022-02-20 19:56:24,847 INFO L290 TraceCheckUtils]: 25: Hoare triple {54182#true} assume 1 == ~t4_pc~0; {54182#true} is VALID [2022-02-20 19:56:24,847 INFO L290 TraceCheckUtils]: 26: Hoare triple {54182#true} assume 1 == ~E_4~0;is_transmit4_triggered_~__retres1~8#1 := 1; {54182#true} is VALID [2022-02-20 19:56:24,847 INFO L290 TraceCheckUtils]: 27: Hoare triple {54182#true} is_transmit4_triggered_#res#1 := is_transmit4_triggered_~__retres1~8#1; {54182#true} is VALID [2022-02-20 19:56:24,847 INFO L290 TraceCheckUtils]: 28: Hoare triple {54182#true} #t~ret33#1 := is_transmit4_triggered_#res#1;assume { :end_inline_is_transmit4_triggered } true;assume -2147483648 <= #t~ret33#1 && #t~ret33#1 <= 2147483647;~tmp___3~0#1 := #t~ret33#1;havoc #t~ret33#1; {54182#true} is VALID [2022-02-20 19:56:24,847 INFO L290 TraceCheckUtils]: 29: Hoare triple {54182#true} assume 0 != ~tmp___3~0#1;~t4_st~0 := 0; {54182#true} is VALID [2022-02-20 19:56:24,847 INFO L290 TraceCheckUtils]: 30: Hoare triple {54182#true} assume { :begin_inline_is_transmit5_triggered } true;havoc is_transmit5_triggered_#res#1;havoc is_transmit5_triggered_~__retres1~9#1;havoc is_transmit5_triggered_~__retres1~9#1; {54182#true} is VALID [2022-02-20 19:56:24,848 INFO L290 TraceCheckUtils]: 31: Hoare triple {54182#true} assume 1 == ~t5_pc~0; {54182#true} is VALID [2022-02-20 19:56:24,848 INFO L290 TraceCheckUtils]: 32: Hoare triple {54182#true} assume 1 == ~E_5~0;is_transmit5_triggered_~__retres1~9#1 := 1; {54182#true} is VALID [2022-02-20 19:56:24,848 INFO L290 TraceCheckUtils]: 33: Hoare triple {54182#true} is_transmit5_triggered_#res#1 := is_transmit5_triggered_~__retres1~9#1; {54182#true} is VALID [2022-02-20 19:56:24,848 INFO L290 TraceCheckUtils]: 34: Hoare triple {54182#true} #t~ret34#1 := is_transmit5_triggered_#res#1;assume { :end_inline_is_transmit5_triggered } true;assume -2147483648 <= #t~ret34#1 && #t~ret34#1 <= 2147483647;~tmp___4~0#1 := #t~ret34#1;havoc #t~ret34#1; {54182#true} is VALID [2022-02-20 19:56:24,848 INFO L290 TraceCheckUtils]: 35: Hoare triple {54182#true} assume 0 != ~tmp___4~0#1;~t5_st~0 := 0; {54182#true} is VALID [2022-02-20 19:56:24,848 INFO L290 TraceCheckUtils]: 36: Hoare triple {54182#true} assume { :begin_inline_is_transmit6_triggered } true;havoc is_transmit6_triggered_#res#1;havoc is_transmit6_triggered_~__retres1~10#1;havoc is_transmit6_triggered_~__retres1~10#1; {54182#true} is VALID [2022-02-20 19:56:24,848 INFO L290 TraceCheckUtils]: 37: Hoare triple {54182#true} assume !(1 == ~t6_pc~0); {54182#true} is VALID [2022-02-20 19:56:24,849 INFO L290 TraceCheckUtils]: 38: Hoare triple {54182#true} is_transmit6_triggered_~__retres1~10#1 := 0; {54182#true} is VALID [2022-02-20 19:56:24,849 INFO L290 TraceCheckUtils]: 39: Hoare triple {54182#true} is_transmit6_triggered_#res#1 := is_transmit6_triggered_~__retres1~10#1; {54182#true} is VALID [2022-02-20 19:56:24,849 INFO L290 TraceCheckUtils]: 40: Hoare triple {54182#true} #t~ret35#1 := is_transmit6_triggered_#res#1;assume { :end_inline_is_transmit6_triggered } true;assume -2147483648 <= #t~ret35#1 && #t~ret35#1 <= 2147483647;~tmp___5~0#1 := #t~ret35#1;havoc #t~ret35#1; {54182#true} is VALID [2022-02-20 19:56:24,849 INFO L290 TraceCheckUtils]: 41: Hoare triple {54182#true} assume !(0 != ~tmp___5~0#1); {54182#true} is VALID [2022-02-20 19:56:24,849 INFO L290 TraceCheckUtils]: 42: Hoare triple {54182#true} assume { :begin_inline_is_transmit7_triggered } true;havoc is_transmit7_triggered_#res#1;havoc is_transmit7_triggered_~__retres1~11#1;havoc is_transmit7_triggered_~__retres1~11#1; {54182#true} is VALID [2022-02-20 19:56:24,849 INFO L290 TraceCheckUtils]: 43: Hoare triple {54182#true} assume 1 == ~t7_pc~0; {54182#true} is VALID [2022-02-20 19:56:24,849 INFO L290 TraceCheckUtils]: 44: Hoare triple {54182#true} assume 1 == ~E_7~0;is_transmit7_triggered_~__retres1~11#1 := 1; {54182#true} is VALID [2022-02-20 19:56:24,849 INFO L290 TraceCheckUtils]: 45: Hoare triple {54182#true} is_transmit7_triggered_#res#1 := is_transmit7_triggered_~__retres1~11#1; {54182#true} is VALID [2022-02-20 19:56:24,850 INFO L290 TraceCheckUtils]: 46: Hoare triple {54182#true} #t~ret36#1 := is_transmit7_triggered_#res#1;assume { :end_inline_is_transmit7_triggered } true;assume -2147483648 <= #t~ret36#1 && #t~ret36#1 <= 2147483647;~tmp___6~0#1 := #t~ret36#1;havoc #t~ret36#1; {54182#true} is VALID [2022-02-20 19:56:24,850 INFO L290 TraceCheckUtils]: 47: Hoare triple {54182#true} assume 0 != ~tmp___6~0#1;~t7_st~0 := 0; {54182#true} is VALID [2022-02-20 19:56:24,850 INFO L290 TraceCheckUtils]: 48: Hoare triple {54182#true} assume { :begin_inline_is_transmit8_triggered } true;havoc is_transmit8_triggered_#res#1;havoc is_transmit8_triggered_~__retres1~12#1;havoc is_transmit8_triggered_~__retres1~12#1; {54182#true} is VALID [2022-02-20 19:56:24,850 INFO L290 TraceCheckUtils]: 49: Hoare triple {54182#true} assume !(1 == ~t8_pc~0); {54182#true} is VALID [2022-02-20 19:56:24,850 INFO L290 TraceCheckUtils]: 50: Hoare triple {54182#true} is_transmit8_triggered_~__retres1~12#1 := 0; {54182#true} is VALID [2022-02-20 19:56:24,850 INFO L290 TraceCheckUtils]: 51: Hoare triple {54182#true} is_transmit8_triggered_#res#1 := is_transmit8_triggered_~__retres1~12#1; {54182#true} is VALID [2022-02-20 19:56:24,850 INFO L290 TraceCheckUtils]: 52: Hoare triple {54182#true} #t~ret37#1 := is_transmit8_triggered_#res#1;assume { :end_inline_is_transmit8_triggered } true;assume -2147483648 <= #t~ret37#1 && #t~ret37#1 <= 2147483647;~tmp___7~0#1 := #t~ret37#1;havoc #t~ret37#1; {54182#true} is VALID [2022-02-20 19:56:24,851 INFO L290 TraceCheckUtils]: 53: Hoare triple {54182#true} assume 0 != ~tmp___7~0#1;~t8_st~0 := 0; {54182#true} is VALID [2022-02-20 19:56:24,851 INFO L290 TraceCheckUtils]: 54: Hoare triple {54182#true} assume true; {54182#true} is VALID [2022-02-20 19:56:24,851 INFO L284 TraceCheckUtils]: 55: Hoare quadruple {54182#true} {54183#false} #1419#return; {54183#false} is VALID [2022-02-20 19:56:24,852 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2022-02-20 19:56:24,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 19:56:24,858 INFO L290 TraceCheckUtils]: 0: Hoare triple {54288#(and (= ~E_6~0 |old(~E_6~0)|) (= ~M_E~0 |old(~M_E~0)|) (= ~E_8~0 |old(~E_8~0)|) (= ~E_7~0 |old(~E_7~0)|) (= |old(~T1_E~0)| ~T1_E~0) (= ~T7_E~0 |old(~T7_E~0)|) (= ~E_M~0 |old(~E_M~0)|) (= ~T8_E~0 |old(~T8_E~0)|) (= |old(~T2_E~0)| ~T2_E~0) (= |old(~T4_E~0)| ~T4_E~0) (= |old(~T6_E~0)| ~T6_E~0) (= |old(~T5_E~0)| ~T5_E~0) (= ~E_5~0 |old(~E_5~0)|) (= ~E_3~0 |old(~E_3~0)|) (= ~E_1~0 |old(~E_1~0)|) (= ~E_4~0 |old(~E_4~0)|) (= ~E_2~0 |old(~E_2~0)|) (= |old(~T3_E~0)| ~T3_E~0))} assume !(1 == ~M_E~0); {54182#true} is VALID [2022-02-20 19:56:24,858 INFO L290 TraceCheckUtils]: 1: Hoare triple {54182#true} assume 1 == ~T1_E~0;~T1_E~0 := 2; {54182#true} is VALID [2022-02-20 19:56:24,858 INFO L290 TraceCheckUtils]: 2: Hoare triple {54182#true} assume 1 == ~T2_E~0;~T2_E~0 := 2; {54182#true} is VALID [2022-02-20 19:56:24,858 INFO L290 TraceCheckUtils]: 3: Hoare triple {54182#true} assume 1 == ~T3_E~0;~T3_E~0 := 2; {54182#true} is VALID [2022-02-20 19:56:24,858 INFO L290 TraceCheckUtils]: 4: Hoare triple {54182#true} assume 1 == ~T4_E~0;~T4_E~0 := 2; {54182#true} is VALID [2022-02-20 19:56:24,858 INFO L290 TraceCheckUtils]: 5: Hoare triple {54182#true} assume 1 == ~T5_E~0;~T5_E~0 := 2; {54182#true} is VALID [2022-02-20 19:56:24,859 INFO L290 TraceCheckUtils]: 6: Hoare triple {54182#true} assume !(1 == ~T6_E~0); {54182#true} is VALID [2022-02-20 19:56:24,859 INFO L290 TraceCheckUtils]: 7: Hoare triple {54182#true} assume 1 == ~T7_E~0;~T7_E~0 := 2; {54182#true} is VALID [2022-02-20 19:56:24,859 INFO L290 TraceCheckUtils]: 8: Hoare triple {54182#true} assume 1 == ~T8_E~0;~T8_E~0 := 2; {54182#true} is VALID [2022-02-20 19:56:24,859 INFO L290 TraceCheckUtils]: 9: Hoare triple {54182#true} assume 1 == ~E_M~0;~E_M~0 := 2; {54182#true} is VALID [2022-02-20 19:56:24,859 INFO L290 TraceCheckUtils]: 10: Hoare triple {54182#true} assume 1 == ~E_1~0;~E_1~0 := 2; {54182#true} is VALID [2022-02-20 19:56:24,859 INFO L290 TraceCheckUtils]: 11: Hoare triple {54182#true} assume 1 == ~E_2~0;~E_2~0 := 2; {54182#true} is VALID [2022-02-20 19:56:24,859 INFO L290 TraceCheckUtils]: 12: Hoare triple {54182#true} assume 1 == ~E_3~0;~E_3~0 := 2; {54182#true} is VALID [2022-02-20 19:56:24,859 INFO L290 TraceCheckUtils]: 13: Hoare triple {54182#true} assume 1 == ~E_4~0;~E_4~0 := 2; {54182#true} is VALID [2022-02-20 19:56:24,860 INFO L290 TraceCheckUtils]: 14: Hoare triple {54182#true} assume !(1 == ~E_5~0); {54182#true} is VALID [2022-02-20 19:56:24,860 INFO L290 TraceCheckUtils]: 15: Hoare triple {54182#true} assume 1 == ~E_6~0;~E_6~0 := 2; {54182#true} is VALID [2022-02-20 19:56:24,860 INFO L290 TraceCheckUtils]: 16: Hoare triple {54182#true} assume 1 == ~E_7~0;~E_7~0 := 2; {54182#true} is VALID [2022-02-20 19:56:24,860 INFO L290 TraceCheckUtils]: 17: Hoare triple {54182#true} assume 1 == ~E_8~0;~E_8~0 := 2; {54182#true} is VALID [2022-02-20 19:56:24,860 INFO L290 TraceCheckUtils]: 18: Hoare triple {54182#true} assume true; {54182#true} is VALID [2022-02-20 19:56:24,860 INFO L284 TraceCheckUtils]: 19: Hoare quadruple {54182#true} {54183#false} #1421#return; {54183#false} is VALID [2022-02-20 19:56:24,860 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2022-02-20 19:56:24,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 19:56:24,864 INFO L290 TraceCheckUtils]: 0: Hoare triple {54182#true} havoc ~__retres1~13; {54182#true} is VALID [2022-02-20 19:56:24,864 INFO L290 TraceCheckUtils]: 1: Hoare triple {54182#true} assume 0 == ~m_st~0;~__retres1~13 := 1; {54182#true} is VALID [2022-02-20 19:56:24,864 INFO L290 TraceCheckUtils]: 2: Hoare triple {54182#true} #res := ~__retres1~13; {54182#true} is VALID [2022-02-20 19:56:24,864 INFO L290 TraceCheckUtils]: 3: Hoare triple {54182#true} assume true; {54182#true} is VALID [2022-02-20 19:56:24,864 INFO L284 TraceCheckUtils]: 4: Hoare quadruple {54182#true} {54183#false} #1423#return; {54183#false} is VALID [2022-02-20 19:56:24,866 INFO L290 TraceCheckUtils]: 0: Hoare triple {54182#true} assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(19, 2);call #Ultimate.allocInit(12, 3);~q_buf_0~0 := 0;~q_free~0 := 0;~q_read_ev~0 := 0;~q_write_ev~0 := 0;~p_num_write~0 := 0;~p_last_write~0 := 0;~p_dw_st~0 := 0;~p_dw_pc~0 := 0;~p_dw_i~0 := 0;~c_num_read~0 := 0;~c_last_read~0 := 0;~c_dr_st~0 := 0;~c_dr_pc~0 := 0;~c_dr_i~0 := 0;~a_t~0 := 0;~m_pc~0 := 0;~t1_pc~0 := 0;~t2_pc~0 := 0;~t3_pc~0 := 0;~t4_pc~0 := 0;~t5_pc~0 := 0;~t6_pc~0 := 0;~t7_pc~0 := 0;~t8_pc~0 := 0;~m_st~0 := 0;~t1_st~0 := 0;~t2_st~0 := 0;~t3_st~0 := 0;~t4_st~0 := 0;~t5_st~0 := 0;~t6_st~0 := 0;~t7_st~0 := 0;~t8_st~0 := 0;~m_i~0 := 0;~t1_i~0 := 0;~t2_i~0 := 0;~t3_i~0 := 0;~t4_i~0 := 0;~t5_i~0 := 0;~t6_i~0 := 0;~t7_i~0 := 0;~t8_i~0 := 0;~M_E~0 := 2;~T1_E~0 := 2;~T2_E~0 := 2;~T3_E~0 := 2;~T4_E~0 := 2;~T5_E~0 := 2;~T6_E~0 := 2;~T7_E~0 := 2;~T8_E~0 := 2;~E_M~0 := 2;~E_1~0 := 2;~E_2~0 := 2;~E_3~0 := 2;~E_4~0 := 2;~E_5~0 := 2;~E_6~0 := 2;~E_7~0 := 2;~E_8~0 := 2;~token~0 := 0;~local~0 := 0; {54184#(= ~T2_E~0 ~M_E~0)} is VALID [2022-02-20 19:56:24,866 INFO L290 TraceCheckUtils]: 1: Hoare triple {54184#(= ~T2_E~0 ~M_E~0)} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet41#1, main_#t~ret42#1, main_#t~ret43#1;assume -2147483648 <= main_#t~nondet41#1 && main_#t~nondet41#1 <= 2147483647; {54184#(= ~T2_E~0 ~M_E~0)} is VALID [2022-02-20 19:56:24,866 INFO L290 TraceCheckUtils]: 2: Hoare triple {54184#(= ~T2_E~0 ~M_E~0)} assume !(0 != main_#t~nondet41#1);havoc main_#t~nondet41#1;assume { :begin_inline_main2 } true;havoc main2_#res#1;havoc main2_~__retres1~14#1;havoc main2_~__retres1~14#1;assume { :begin_inline_init_model2 } true;~m_i~0 := 1;~t1_i~0 := 1;~t2_i~0 := 1;~t3_i~0 := 1;~t4_i~0 := 1;~t5_i~0 := 1;~t6_i~0 := 1;~t7_i~0 := 1;~t8_i~0 := 1; {54184#(= ~T2_E~0 ~M_E~0)} is VALID [2022-02-20 19:56:24,867 INFO L290 TraceCheckUtils]: 3: Hoare triple {54184#(= ~T2_E~0 ~M_E~0)} assume { :end_inline_init_model2 } true;assume { :begin_inline_start_simulation2 } true;havoc start_simulation2_#t~ret39#1, start_simulation2_#t~ret40#1, start_simulation2_~kernel_st~1#1, start_simulation2_~tmp~7#1, start_simulation2_~tmp___0~3#1;havoc start_simulation2_~kernel_st~1#1;havoc start_simulation2_~tmp~7#1;havoc start_simulation2_~tmp___0~3#1;start_simulation2_~kernel_st~1#1 := 0; {54184#(= ~T2_E~0 ~M_E~0)} is VALID [2022-02-20 19:56:24,867 INFO L272 TraceCheckUtils]: 4: Hoare triple {54184#(= ~T2_E~0 ~M_E~0)} call update_channels2(); {54182#true} is VALID [2022-02-20 19:56:24,867 INFO L290 TraceCheckUtils]: 5: Hoare triple {54182#true} assume true; {54182#true} is VALID [2022-02-20 19:56:24,867 INFO L284 TraceCheckUtils]: 6: Hoare quadruple {54182#true} {54184#(= ~T2_E~0 ~M_E~0)} #1415#return; {54184#(= ~T2_E~0 ~M_E~0)} is VALID [2022-02-20 19:56:24,868 INFO L290 TraceCheckUtils]: 7: Hoare triple {54184#(= ~T2_E~0 ~M_E~0)} assume { :begin_inline_init_threads2 } true; {54184#(= ~T2_E~0 ~M_E~0)} is VALID [2022-02-20 19:56:24,868 INFO L290 TraceCheckUtils]: 8: Hoare triple {54184#(= ~T2_E~0 ~M_E~0)} assume 1 == ~m_i~0;~m_st~0 := 0; {54184#(= ~T2_E~0 ~M_E~0)} is VALID [2022-02-20 19:56:24,868 INFO L290 TraceCheckUtils]: 9: Hoare triple {54184#(= ~T2_E~0 ~M_E~0)} assume 1 == ~t1_i~0;~t1_st~0 := 0; {54184#(= ~T2_E~0 ~M_E~0)} is VALID [2022-02-20 19:56:24,868 INFO L290 TraceCheckUtils]: 10: Hoare triple {54184#(= ~T2_E~0 ~M_E~0)} assume 1 == ~t2_i~0;~t2_st~0 := 0; {54184#(= ~T2_E~0 ~M_E~0)} is VALID [2022-02-20 19:56:24,869 INFO L290 TraceCheckUtils]: 11: Hoare triple {54184#(= ~T2_E~0 ~M_E~0)} assume 1 == ~t3_i~0;~t3_st~0 := 0; {54184#(= ~T2_E~0 ~M_E~0)} is VALID [2022-02-20 19:56:24,869 INFO L290 TraceCheckUtils]: 12: Hoare triple {54184#(= ~T2_E~0 ~M_E~0)} assume 1 == ~t4_i~0;~t4_st~0 := 0; {54184#(= ~T2_E~0 ~M_E~0)} is VALID [2022-02-20 19:56:24,869 INFO L290 TraceCheckUtils]: 13: Hoare triple {54184#(= ~T2_E~0 ~M_E~0)} assume 1 == ~t5_i~0;~t5_st~0 := 0; {54184#(= ~T2_E~0 ~M_E~0)} is VALID [2022-02-20 19:56:24,870 INFO L290 TraceCheckUtils]: 14: Hoare triple {54184#(= ~T2_E~0 ~M_E~0)} assume 1 == ~t6_i~0;~t6_st~0 := 0; {54184#(= ~T2_E~0 ~M_E~0)} is VALID [2022-02-20 19:56:24,870 INFO L290 TraceCheckUtils]: 15: Hoare triple {54184#(= ~T2_E~0 ~M_E~0)} assume 1 == ~t7_i~0;~t7_st~0 := 0; {54184#(= ~T2_E~0 ~M_E~0)} is VALID [2022-02-20 19:56:24,870 INFO L290 TraceCheckUtils]: 16: Hoare triple {54184#(= ~T2_E~0 ~M_E~0)} assume 1 == ~t8_i~0;~t8_st~0 := 0; {54184#(= ~T2_E~0 ~M_E~0)} is VALID [2022-02-20 19:56:24,871 INFO L290 TraceCheckUtils]: 17: Hoare triple {54184#(= ~T2_E~0 ~M_E~0)} assume { :end_inline_init_threads2 } true; {54184#(= ~T2_E~0 ~M_E~0)} is VALID [2022-02-20 19:56:24,872 INFO L272 TraceCheckUtils]: 18: Hoare triple {54184#(= ~T2_E~0 ~M_E~0)} call fire_delta_events2(); {54288#(and (= ~E_6~0 |old(~E_6~0)|) (= ~M_E~0 |old(~M_E~0)|) (= ~E_8~0 |old(~E_8~0)|) (= ~E_7~0 |old(~E_7~0)|) (= |old(~T1_E~0)| ~T1_E~0) (= ~T7_E~0 |old(~T7_E~0)|) (= ~E_M~0 |old(~E_M~0)|) (= ~T8_E~0 |old(~T8_E~0)|) (= |old(~T2_E~0)| ~T2_E~0) (= |old(~T4_E~0)| ~T4_E~0) (= |old(~T6_E~0)| ~T6_E~0) (= |old(~T5_E~0)| ~T5_E~0) (= ~E_5~0 |old(~E_5~0)|) (= ~E_3~0 |old(~E_3~0)|) (= ~E_1~0 |old(~E_1~0)|) (= ~E_4~0 |old(~E_4~0)|) (= ~E_2~0 |old(~E_2~0)|) (= |old(~T3_E~0)| ~T3_E~0))} is VALID [2022-02-20 19:56:24,872 INFO L290 TraceCheckUtils]: 19: Hoare triple {54288#(and (= ~E_6~0 |old(~E_6~0)|) (= ~M_E~0 |old(~M_E~0)|) (= ~E_8~0 |old(~E_8~0)|) (= ~E_7~0 |old(~E_7~0)|) (= |old(~T1_E~0)| ~T1_E~0) (= ~T7_E~0 |old(~T7_E~0)|) (= ~E_M~0 |old(~E_M~0)|) (= ~T8_E~0 |old(~T8_E~0)|) (= |old(~T2_E~0)| ~T2_E~0) (= |old(~T4_E~0)| ~T4_E~0) (= |old(~T6_E~0)| ~T6_E~0) (= |old(~T5_E~0)| ~T5_E~0) (= ~E_5~0 |old(~E_5~0)|) (= ~E_3~0 |old(~E_3~0)|) (= ~E_1~0 |old(~E_1~0)|) (= ~E_4~0 |old(~E_4~0)|) (= ~E_2~0 |old(~E_2~0)|) (= |old(~T3_E~0)| ~T3_E~0))} assume !(0 == ~M_E~0); {54289#(and (= |old(~T2_E~0)| ~T2_E~0) (not (= |old(~M_E~0)| 0)))} is VALID [2022-02-20 19:56:24,873 INFO L290 TraceCheckUtils]: 20: Hoare triple {54289#(and (= |old(~T2_E~0)| ~T2_E~0) (not (= |old(~M_E~0)| 0)))} assume !(0 == ~T1_E~0); {54289#(and (= |old(~T2_E~0)| ~T2_E~0) (not (= |old(~M_E~0)| 0)))} is VALID [2022-02-20 19:56:24,873 INFO L290 TraceCheckUtils]: 21: Hoare triple {54289#(and (= |old(~T2_E~0)| ~T2_E~0) (not (= |old(~M_E~0)| 0)))} assume 0 == ~T2_E~0;~T2_E~0 := 1; {54290#(not (= |old(~T2_E~0)| |old(~M_E~0)|))} is VALID [2022-02-20 19:56:24,873 INFO L290 TraceCheckUtils]: 22: Hoare triple {54290#(not (= |old(~T2_E~0)| |old(~M_E~0)|))} assume 0 == ~T3_E~0;~T3_E~0 := 1; {54290#(not (= |old(~T2_E~0)| |old(~M_E~0)|))} is VALID [2022-02-20 19:56:24,874 INFO L290 TraceCheckUtils]: 23: Hoare triple {54290#(not (= |old(~T2_E~0)| |old(~M_E~0)|))} assume 0 == ~T4_E~0;~T4_E~0 := 1; {54290#(not (= |old(~T2_E~0)| |old(~M_E~0)|))} is VALID [2022-02-20 19:56:24,874 INFO L290 TraceCheckUtils]: 24: Hoare triple {54290#(not (= |old(~T2_E~0)| |old(~M_E~0)|))} assume 0 == ~T5_E~0;~T5_E~0 := 1; {54290#(not (= |old(~T2_E~0)| |old(~M_E~0)|))} is VALID [2022-02-20 19:56:24,874 INFO L290 TraceCheckUtils]: 25: Hoare triple {54290#(not (= |old(~T2_E~0)| |old(~M_E~0)|))} assume 0 == ~T6_E~0;~T6_E~0 := 1; {54290#(not (= |old(~T2_E~0)| |old(~M_E~0)|))} is VALID [2022-02-20 19:56:24,875 INFO L290 TraceCheckUtils]: 26: Hoare triple {54290#(not (= |old(~T2_E~0)| |old(~M_E~0)|))} assume !(0 == ~T7_E~0); {54290#(not (= |old(~T2_E~0)| |old(~M_E~0)|))} is VALID [2022-02-20 19:56:24,875 INFO L290 TraceCheckUtils]: 27: Hoare triple {54290#(not (= |old(~T2_E~0)| |old(~M_E~0)|))} assume 0 == ~T8_E~0;~T8_E~0 := 1; {54290#(not (= |old(~T2_E~0)| |old(~M_E~0)|))} is VALID [2022-02-20 19:56:24,875 INFO L290 TraceCheckUtils]: 28: Hoare triple {54290#(not (= |old(~T2_E~0)| |old(~M_E~0)|))} assume 0 == ~E_M~0;~E_M~0 := 1; {54290#(not (= |old(~T2_E~0)| |old(~M_E~0)|))} is VALID [2022-02-20 19:56:24,876 INFO L290 TraceCheckUtils]: 29: Hoare triple {54290#(not (= |old(~T2_E~0)| |old(~M_E~0)|))} assume 0 == ~E_1~0;~E_1~0 := 1; {54290#(not (= |old(~T2_E~0)| |old(~M_E~0)|))} is VALID [2022-02-20 19:56:24,876 INFO L290 TraceCheckUtils]: 30: Hoare triple {54290#(not (= |old(~T2_E~0)| |old(~M_E~0)|))} assume 0 == ~E_2~0;~E_2~0 := 1; {54290#(not (= |old(~T2_E~0)| |old(~M_E~0)|))} is VALID [2022-02-20 19:56:24,876 INFO L290 TraceCheckUtils]: 31: Hoare triple {54290#(not (= |old(~T2_E~0)| |old(~M_E~0)|))} assume 0 == ~E_3~0;~E_3~0 := 1; {54290#(not (= |old(~T2_E~0)| |old(~M_E~0)|))} is VALID [2022-02-20 19:56:24,877 INFO L290 TraceCheckUtils]: 32: Hoare triple {54290#(not (= |old(~T2_E~0)| |old(~M_E~0)|))} assume 0 == ~E_4~0;~E_4~0 := 1; {54290#(not (= |old(~T2_E~0)| |old(~M_E~0)|))} is VALID [2022-02-20 19:56:24,877 INFO L290 TraceCheckUtils]: 33: Hoare triple {54290#(not (= |old(~T2_E~0)| |old(~M_E~0)|))} assume 0 == ~E_5~0;~E_5~0 := 1; {54290#(not (= |old(~T2_E~0)| |old(~M_E~0)|))} is VALID [2022-02-20 19:56:24,878 INFO L290 TraceCheckUtils]: 34: Hoare triple {54290#(not (= |old(~T2_E~0)| |old(~M_E~0)|))} assume !(0 == ~E_6~0); {54290#(not (= |old(~T2_E~0)| |old(~M_E~0)|))} is VALID [2022-02-20 19:56:24,878 INFO L290 TraceCheckUtils]: 35: Hoare triple {54290#(not (= |old(~T2_E~0)| |old(~M_E~0)|))} assume 0 == ~E_7~0;~E_7~0 := 1; {54290#(not (= |old(~T2_E~0)| |old(~M_E~0)|))} is VALID [2022-02-20 19:56:24,878 INFO L290 TraceCheckUtils]: 36: Hoare triple {54290#(not (= |old(~T2_E~0)| |old(~M_E~0)|))} assume 0 == ~E_8~0;~E_8~0 := 1; {54290#(not (= |old(~T2_E~0)| |old(~M_E~0)|))} is VALID [2022-02-20 19:56:24,879 INFO L290 TraceCheckUtils]: 37: Hoare triple {54290#(not (= |old(~T2_E~0)| |old(~M_E~0)|))} assume true; {54290#(not (= |old(~T2_E~0)| |old(~M_E~0)|))} is VALID [2022-02-20 19:56:24,879 INFO L284 TraceCheckUtils]: 38: Hoare quadruple {54290#(not (= |old(~T2_E~0)| |old(~M_E~0)|))} {54184#(= ~T2_E~0 ~M_E~0)} #1417#return; {54183#false} is VALID [2022-02-20 19:56:24,879 INFO L272 TraceCheckUtils]: 39: Hoare triple {54183#false} call activate_threads2(); {54291#(and (= |old(~t5_st~0)| ~t5_st~0) (= |old(~t1_st~0)| ~t1_st~0) (= |old(~t6_st~0)| ~t6_st~0) (= ~m_st~0 |old(~m_st~0)|) (= |old(~t2_st~0)| ~t2_st~0) (= |old(~t3_st~0)| ~t3_st~0) (= |old(~t4_st~0)| ~t4_st~0) (= |old(~t8_st~0)| ~t8_st~0) (= |old(~t7_st~0)| ~t7_st~0))} is VALID [2022-02-20 19:56:24,879 INFO L290 TraceCheckUtils]: 40: Hoare triple {54291#(and (= |old(~t5_st~0)| ~t5_st~0) (= |old(~t1_st~0)| ~t1_st~0) (= |old(~t6_st~0)| ~t6_st~0) (= ~m_st~0 |old(~m_st~0)|) (= |old(~t2_st~0)| ~t2_st~0) (= |old(~t3_st~0)| ~t3_st~0) (= |old(~t4_st~0)| ~t4_st~0) (= |old(~t8_st~0)| ~t8_st~0) (= |old(~t7_st~0)| ~t7_st~0))} havoc ~tmp~5#1;havoc ~tmp___0~2#1;havoc ~tmp___1~1#1;havoc ~tmp___2~0#1;havoc ~tmp___3~0#1;havoc ~tmp___4~0#1;havoc ~tmp___5~0#1;havoc ~tmp___6~0#1;havoc ~tmp___7~0#1;assume { :begin_inline_is_master_triggered } true;havoc is_master_triggered_#res#1;havoc is_master_triggered_~__retres1~4#1;havoc is_master_triggered_~__retres1~4#1; {54182#true} is VALID [2022-02-20 19:56:24,879 INFO L290 TraceCheckUtils]: 41: Hoare triple {54182#true} assume 1 == ~m_pc~0; {54182#true} is VALID [2022-02-20 19:56:24,880 INFO L290 TraceCheckUtils]: 42: Hoare triple {54182#true} assume 1 == ~E_M~0;is_master_triggered_~__retres1~4#1 := 1; {54182#true} is VALID [2022-02-20 19:56:24,880 INFO L290 TraceCheckUtils]: 43: Hoare triple {54182#true} is_master_triggered_#res#1 := is_master_triggered_~__retres1~4#1; {54182#true} is VALID [2022-02-20 19:56:24,880 INFO L290 TraceCheckUtils]: 44: Hoare triple {54182#true} #t~ret29#1 := is_master_triggered_#res#1;assume { :end_inline_is_master_triggered } true;assume -2147483648 <= #t~ret29#1 && #t~ret29#1 <= 2147483647;~tmp~5#1 := #t~ret29#1;havoc #t~ret29#1; {54182#true} is VALID [2022-02-20 19:56:24,880 INFO L290 TraceCheckUtils]: 45: Hoare triple {54182#true} assume 0 != ~tmp~5#1;~m_st~0 := 0; {54182#true} is VALID [2022-02-20 19:56:24,880 INFO L290 TraceCheckUtils]: 46: Hoare triple {54182#true} assume { :begin_inline_is_transmit1_triggered } true;havoc is_transmit1_triggered_#res#1;havoc is_transmit1_triggered_~__retres1~5#1;havoc is_transmit1_triggered_~__retres1~5#1; {54182#true} is VALID [2022-02-20 19:56:24,880 INFO L290 TraceCheckUtils]: 47: Hoare triple {54182#true} assume !(1 == ~t1_pc~0); {54182#true} is VALID [2022-02-20 19:56:24,880 INFO L290 TraceCheckUtils]: 48: Hoare triple {54182#true} is_transmit1_triggered_~__retres1~5#1 := 0; {54182#true} is VALID [2022-02-20 19:56:24,881 INFO L290 TraceCheckUtils]: 49: Hoare triple {54182#true} is_transmit1_triggered_#res#1 := is_transmit1_triggered_~__retres1~5#1; {54182#true} is VALID [2022-02-20 19:56:24,881 INFO L290 TraceCheckUtils]: 50: Hoare triple {54182#true} #t~ret30#1 := is_transmit1_triggered_#res#1;assume { :end_inline_is_transmit1_triggered } true;assume -2147483648 <= #t~ret30#1 && #t~ret30#1 <= 2147483647;~tmp___0~2#1 := #t~ret30#1;havoc #t~ret30#1; {54182#true} is VALID [2022-02-20 19:56:24,881 INFO L290 TraceCheckUtils]: 51: Hoare triple {54182#true} assume 0 != ~tmp___0~2#1;~t1_st~0 := 0; {54182#true} is VALID [2022-02-20 19:56:24,881 INFO L290 TraceCheckUtils]: 52: Hoare triple {54182#true} assume { :begin_inline_is_transmit2_triggered } true;havoc is_transmit2_triggered_#res#1;havoc is_transmit2_triggered_~__retres1~6#1;havoc is_transmit2_triggered_~__retres1~6#1; {54182#true} is VALID [2022-02-20 19:56:24,881 INFO L290 TraceCheckUtils]: 53: Hoare triple {54182#true} assume 1 == ~t2_pc~0; {54182#true} is VALID [2022-02-20 19:56:24,881 INFO L290 TraceCheckUtils]: 54: Hoare triple {54182#true} assume 1 == ~E_2~0;is_transmit2_triggered_~__retres1~6#1 := 1; {54182#true} is VALID [2022-02-20 19:56:24,881 INFO L290 TraceCheckUtils]: 55: Hoare triple {54182#true} is_transmit2_triggered_#res#1 := is_transmit2_triggered_~__retres1~6#1; {54182#true} is VALID [2022-02-20 19:56:24,881 INFO L290 TraceCheckUtils]: 56: Hoare triple {54182#true} #t~ret31#1 := is_transmit2_triggered_#res#1;assume { :end_inline_is_transmit2_triggered } true;assume -2147483648 <= #t~ret31#1 && #t~ret31#1 <= 2147483647;~tmp___1~1#1 := #t~ret31#1;havoc #t~ret31#1; {54182#true} is VALID [2022-02-20 19:56:24,882 INFO L290 TraceCheckUtils]: 57: Hoare triple {54182#true} assume 0 != ~tmp___1~1#1;~t2_st~0 := 0; {54182#true} is VALID [2022-02-20 19:56:24,882 INFO L290 TraceCheckUtils]: 58: Hoare triple {54182#true} assume { :begin_inline_is_transmit3_triggered } true;havoc is_transmit3_triggered_#res#1;havoc is_transmit3_triggered_~__retres1~7#1;havoc is_transmit3_triggered_~__retres1~7#1; {54182#true} is VALID [2022-02-20 19:56:24,882 INFO L290 TraceCheckUtils]: 59: Hoare triple {54182#true} assume !(1 == ~t3_pc~0); {54182#true} is VALID [2022-02-20 19:56:24,882 INFO L290 TraceCheckUtils]: 60: Hoare triple {54182#true} is_transmit3_triggered_~__retres1~7#1 := 0; {54182#true} is VALID [2022-02-20 19:56:24,882 INFO L290 TraceCheckUtils]: 61: Hoare triple {54182#true} is_transmit3_triggered_#res#1 := is_transmit3_triggered_~__retres1~7#1; {54182#true} is VALID [2022-02-20 19:56:24,882 INFO L290 TraceCheckUtils]: 62: Hoare triple {54182#true} #t~ret32#1 := is_transmit3_triggered_#res#1;assume { :end_inline_is_transmit3_triggered } true;assume -2147483648 <= #t~ret32#1 && #t~ret32#1 <= 2147483647;~tmp___2~0#1 := #t~ret32#1;havoc #t~ret32#1; {54182#true} is VALID [2022-02-20 19:56:24,882 INFO L290 TraceCheckUtils]: 63: Hoare triple {54182#true} assume 0 != ~tmp___2~0#1;~t3_st~0 := 0; {54182#true} is VALID [2022-02-20 19:56:24,883 INFO L290 TraceCheckUtils]: 64: Hoare triple {54182#true} assume { :begin_inline_is_transmit4_triggered } true;havoc is_transmit4_triggered_#res#1;havoc is_transmit4_triggered_~__retres1~8#1;havoc is_transmit4_triggered_~__retres1~8#1; {54182#true} is VALID [2022-02-20 19:56:24,883 INFO L290 TraceCheckUtils]: 65: Hoare triple {54182#true} assume 1 == ~t4_pc~0; {54182#true} is VALID [2022-02-20 19:56:24,883 INFO L290 TraceCheckUtils]: 66: Hoare triple {54182#true} assume 1 == ~E_4~0;is_transmit4_triggered_~__retres1~8#1 := 1; {54182#true} is VALID [2022-02-20 19:56:24,883 INFO L290 TraceCheckUtils]: 67: Hoare triple {54182#true} is_transmit4_triggered_#res#1 := is_transmit4_triggered_~__retres1~8#1; {54182#true} is VALID [2022-02-20 19:56:24,883 INFO L290 TraceCheckUtils]: 68: Hoare triple {54182#true} #t~ret33#1 := is_transmit4_triggered_#res#1;assume { :end_inline_is_transmit4_triggered } true;assume -2147483648 <= #t~ret33#1 && #t~ret33#1 <= 2147483647;~tmp___3~0#1 := #t~ret33#1;havoc #t~ret33#1; {54182#true} is VALID [2022-02-20 19:56:24,883 INFO L290 TraceCheckUtils]: 69: Hoare triple {54182#true} assume 0 != ~tmp___3~0#1;~t4_st~0 := 0; {54182#true} is VALID [2022-02-20 19:56:24,883 INFO L290 TraceCheckUtils]: 70: Hoare triple {54182#true} assume { :begin_inline_is_transmit5_triggered } true;havoc is_transmit5_triggered_#res#1;havoc is_transmit5_triggered_~__retres1~9#1;havoc is_transmit5_triggered_~__retres1~9#1; {54182#true} is VALID [2022-02-20 19:56:24,883 INFO L290 TraceCheckUtils]: 71: Hoare triple {54182#true} assume 1 == ~t5_pc~0; {54182#true} is VALID [2022-02-20 19:56:24,884 INFO L290 TraceCheckUtils]: 72: Hoare triple {54182#true} assume 1 == ~E_5~0;is_transmit5_triggered_~__retres1~9#1 := 1; {54182#true} is VALID [2022-02-20 19:56:24,884 INFO L290 TraceCheckUtils]: 73: Hoare triple {54182#true} is_transmit5_triggered_#res#1 := is_transmit5_triggered_~__retres1~9#1; {54182#true} is VALID [2022-02-20 19:56:24,884 INFO L290 TraceCheckUtils]: 74: Hoare triple {54182#true} #t~ret34#1 := is_transmit5_triggered_#res#1;assume { :end_inline_is_transmit5_triggered } true;assume -2147483648 <= #t~ret34#1 && #t~ret34#1 <= 2147483647;~tmp___4~0#1 := #t~ret34#1;havoc #t~ret34#1; {54182#true} is VALID [2022-02-20 19:56:24,884 INFO L290 TraceCheckUtils]: 75: Hoare triple {54182#true} assume 0 != ~tmp___4~0#1;~t5_st~0 := 0; {54182#true} is VALID [2022-02-20 19:56:24,884 INFO L290 TraceCheckUtils]: 76: Hoare triple {54182#true} assume { :begin_inline_is_transmit6_triggered } true;havoc is_transmit6_triggered_#res#1;havoc is_transmit6_triggered_~__retres1~10#1;havoc is_transmit6_triggered_~__retres1~10#1; {54182#true} is VALID [2022-02-20 19:56:24,884 INFO L290 TraceCheckUtils]: 77: Hoare triple {54182#true} assume !(1 == ~t6_pc~0); {54182#true} is VALID [2022-02-20 19:56:24,884 INFO L290 TraceCheckUtils]: 78: Hoare triple {54182#true} is_transmit6_triggered_~__retres1~10#1 := 0; {54182#true} is VALID [2022-02-20 19:56:24,884 INFO L290 TraceCheckUtils]: 79: Hoare triple {54182#true} is_transmit6_triggered_#res#1 := is_transmit6_triggered_~__retres1~10#1; {54182#true} is VALID [2022-02-20 19:56:24,885 INFO L290 TraceCheckUtils]: 80: Hoare triple {54182#true} #t~ret35#1 := is_transmit6_triggered_#res#1;assume { :end_inline_is_transmit6_triggered } true;assume -2147483648 <= #t~ret35#1 && #t~ret35#1 <= 2147483647;~tmp___5~0#1 := #t~ret35#1;havoc #t~ret35#1; {54182#true} is VALID [2022-02-20 19:56:24,885 INFO L290 TraceCheckUtils]: 81: Hoare triple {54182#true} assume !(0 != ~tmp___5~0#1); {54182#true} is VALID [2022-02-20 19:56:24,885 INFO L290 TraceCheckUtils]: 82: Hoare triple {54182#true} assume { :begin_inline_is_transmit7_triggered } true;havoc is_transmit7_triggered_#res#1;havoc is_transmit7_triggered_~__retres1~11#1;havoc is_transmit7_triggered_~__retres1~11#1; {54182#true} is VALID [2022-02-20 19:56:24,885 INFO L290 TraceCheckUtils]: 83: Hoare triple {54182#true} assume 1 == ~t7_pc~0; {54182#true} is VALID [2022-02-20 19:56:24,885 INFO L290 TraceCheckUtils]: 84: Hoare triple {54182#true} assume 1 == ~E_7~0;is_transmit7_triggered_~__retres1~11#1 := 1; {54182#true} is VALID [2022-02-20 19:56:24,885 INFO L290 TraceCheckUtils]: 85: Hoare triple {54182#true} is_transmit7_triggered_#res#1 := is_transmit7_triggered_~__retres1~11#1; {54182#true} is VALID [2022-02-20 19:56:24,885 INFO L290 TraceCheckUtils]: 86: Hoare triple {54182#true} #t~ret36#1 := is_transmit7_triggered_#res#1;assume { :end_inline_is_transmit7_triggered } true;assume -2147483648 <= #t~ret36#1 && #t~ret36#1 <= 2147483647;~tmp___6~0#1 := #t~ret36#1;havoc #t~ret36#1; {54182#true} is VALID [2022-02-20 19:56:24,885 INFO L290 TraceCheckUtils]: 87: Hoare triple {54182#true} assume 0 != ~tmp___6~0#1;~t7_st~0 := 0; {54182#true} is VALID [2022-02-20 19:56:24,886 INFO L290 TraceCheckUtils]: 88: Hoare triple {54182#true} assume { :begin_inline_is_transmit8_triggered } true;havoc is_transmit8_triggered_#res#1;havoc is_transmit8_triggered_~__retres1~12#1;havoc is_transmit8_triggered_~__retres1~12#1; {54182#true} is VALID [2022-02-20 19:56:24,886 INFO L290 TraceCheckUtils]: 89: Hoare triple {54182#true} assume !(1 == ~t8_pc~0); {54182#true} is VALID [2022-02-20 19:56:24,886 INFO L290 TraceCheckUtils]: 90: Hoare triple {54182#true} is_transmit8_triggered_~__retres1~12#1 := 0; {54182#true} is VALID [2022-02-20 19:56:24,886 INFO L290 TraceCheckUtils]: 91: Hoare triple {54182#true} is_transmit8_triggered_#res#1 := is_transmit8_triggered_~__retres1~12#1; {54182#true} is VALID [2022-02-20 19:56:24,886 INFO L290 TraceCheckUtils]: 92: Hoare triple {54182#true} #t~ret37#1 := is_transmit8_triggered_#res#1;assume { :end_inline_is_transmit8_triggered } true;assume -2147483648 <= #t~ret37#1 && #t~ret37#1 <= 2147483647;~tmp___7~0#1 := #t~ret37#1;havoc #t~ret37#1; {54182#true} is VALID [2022-02-20 19:56:24,886 INFO L290 TraceCheckUtils]: 93: Hoare triple {54182#true} assume 0 != ~tmp___7~0#1;~t8_st~0 := 0; {54182#true} is VALID [2022-02-20 19:56:24,886 INFO L290 TraceCheckUtils]: 94: Hoare triple {54182#true} assume true; {54182#true} is VALID [2022-02-20 19:56:24,886 INFO L284 TraceCheckUtils]: 95: Hoare quadruple {54182#true} {54183#false} #1419#return; {54183#false} is VALID [2022-02-20 19:56:24,887 INFO L272 TraceCheckUtils]: 96: Hoare triple {54183#false} call reset_delta_events2(); {54288#(and (= ~E_6~0 |old(~E_6~0)|) (= ~M_E~0 |old(~M_E~0)|) (= ~E_8~0 |old(~E_8~0)|) (= ~E_7~0 |old(~E_7~0)|) (= |old(~T1_E~0)| ~T1_E~0) (= ~T7_E~0 |old(~T7_E~0)|) (= ~E_M~0 |old(~E_M~0)|) (= ~T8_E~0 |old(~T8_E~0)|) (= |old(~T2_E~0)| ~T2_E~0) (= |old(~T4_E~0)| ~T4_E~0) (= |old(~T6_E~0)| ~T6_E~0) (= |old(~T5_E~0)| ~T5_E~0) (= ~E_5~0 |old(~E_5~0)|) (= ~E_3~0 |old(~E_3~0)|) (= ~E_1~0 |old(~E_1~0)|) (= ~E_4~0 |old(~E_4~0)|) (= ~E_2~0 |old(~E_2~0)|) (= |old(~T3_E~0)| ~T3_E~0))} is VALID [2022-02-20 19:56:24,887 INFO L290 TraceCheckUtils]: 97: Hoare triple {54288#(and (= ~E_6~0 |old(~E_6~0)|) (= ~M_E~0 |old(~M_E~0)|) (= ~E_8~0 |old(~E_8~0)|) (= ~E_7~0 |old(~E_7~0)|) (= |old(~T1_E~0)| ~T1_E~0) (= ~T7_E~0 |old(~T7_E~0)|) (= ~E_M~0 |old(~E_M~0)|) (= ~T8_E~0 |old(~T8_E~0)|) (= |old(~T2_E~0)| ~T2_E~0) (= |old(~T4_E~0)| ~T4_E~0) (= |old(~T6_E~0)| ~T6_E~0) (= |old(~T5_E~0)| ~T5_E~0) (= ~E_5~0 |old(~E_5~0)|) (= ~E_3~0 |old(~E_3~0)|) (= ~E_1~0 |old(~E_1~0)|) (= ~E_4~0 |old(~E_4~0)|) (= ~E_2~0 |old(~E_2~0)|) (= |old(~T3_E~0)| ~T3_E~0))} assume !(1 == ~M_E~0); {54182#true} is VALID [2022-02-20 19:56:24,887 INFO L290 TraceCheckUtils]: 98: Hoare triple {54182#true} assume 1 == ~T1_E~0;~T1_E~0 := 2; {54182#true} is VALID [2022-02-20 19:56:24,887 INFO L290 TraceCheckUtils]: 99: Hoare triple {54182#true} assume 1 == ~T2_E~0;~T2_E~0 := 2; {54182#true} is VALID [2022-02-20 19:56:24,887 INFO L290 TraceCheckUtils]: 100: Hoare triple {54182#true} assume 1 == ~T3_E~0;~T3_E~0 := 2; {54182#true} is VALID [2022-02-20 19:56:24,887 INFO L290 TraceCheckUtils]: 101: Hoare triple {54182#true} assume 1 == ~T4_E~0;~T4_E~0 := 2; {54182#true} is VALID [2022-02-20 19:56:24,887 INFO L290 TraceCheckUtils]: 102: Hoare triple {54182#true} assume 1 == ~T5_E~0;~T5_E~0 := 2; {54182#true} is VALID [2022-02-20 19:56:24,888 INFO L290 TraceCheckUtils]: 103: Hoare triple {54182#true} assume !(1 == ~T6_E~0); {54182#true} is VALID [2022-02-20 19:56:24,888 INFO L290 TraceCheckUtils]: 104: Hoare triple {54182#true} assume 1 == ~T7_E~0;~T7_E~0 := 2; {54182#true} is VALID [2022-02-20 19:56:24,888 INFO L290 TraceCheckUtils]: 105: Hoare triple {54182#true} assume 1 == ~T8_E~0;~T8_E~0 := 2; {54182#true} is VALID [2022-02-20 19:56:24,888 INFO L290 TraceCheckUtils]: 106: Hoare triple {54182#true} assume 1 == ~E_M~0;~E_M~0 := 2; {54182#true} is VALID [2022-02-20 19:56:24,888 INFO L290 TraceCheckUtils]: 107: Hoare triple {54182#true} assume 1 == ~E_1~0;~E_1~0 := 2; {54182#true} is VALID [2022-02-20 19:56:24,888 INFO L290 TraceCheckUtils]: 108: Hoare triple {54182#true} assume 1 == ~E_2~0;~E_2~0 := 2; {54182#true} is VALID [2022-02-20 19:56:24,888 INFO L290 TraceCheckUtils]: 109: Hoare triple {54182#true} assume 1 == ~E_3~0;~E_3~0 := 2; {54182#true} is VALID [2022-02-20 19:56:24,888 INFO L290 TraceCheckUtils]: 110: Hoare triple {54182#true} assume 1 == ~E_4~0;~E_4~0 := 2; {54182#true} is VALID [2022-02-20 19:56:24,888 INFO L290 TraceCheckUtils]: 111: Hoare triple {54182#true} assume !(1 == ~E_5~0); {54182#true} is VALID [2022-02-20 19:56:24,889 INFO L290 TraceCheckUtils]: 112: Hoare triple {54182#true} assume 1 == ~E_6~0;~E_6~0 := 2; {54182#true} is VALID [2022-02-20 19:56:24,889 INFO L290 TraceCheckUtils]: 113: Hoare triple {54182#true} assume 1 == ~E_7~0;~E_7~0 := 2; {54182#true} is VALID [2022-02-20 19:56:24,889 INFO L290 TraceCheckUtils]: 114: Hoare triple {54182#true} assume 1 == ~E_8~0;~E_8~0 := 2; {54182#true} is VALID [2022-02-20 19:56:24,889 INFO L290 TraceCheckUtils]: 115: Hoare triple {54182#true} assume true; {54182#true} is VALID [2022-02-20 19:56:24,889 INFO L284 TraceCheckUtils]: 116: Hoare quadruple {54182#true} {54183#false} #1421#return; {54183#false} is VALID [2022-02-20 19:56:24,889 INFO L290 TraceCheckUtils]: 117: Hoare triple {54183#false} assume !false; {54183#false} is VALID [2022-02-20 19:56:24,889 INFO L290 TraceCheckUtils]: 118: Hoare triple {54183#false} start_simulation2_~kernel_st~1#1 := 1;assume { :begin_inline_eval2 } true;havoc eval2_#t~ret19#1, eval2_#t~nondet20#1, eval2_~tmp_ndt_1~0#1, eval2_#t~nondet21#1, eval2_~tmp_ndt_2~0#1, eval2_#t~nondet22#1, eval2_~tmp_ndt_3~0#1, eval2_#t~nondet23#1, eval2_~tmp_ndt_4~0#1, eval2_#t~nondet24#1, eval2_~tmp_ndt_5~0#1, eval2_#t~nondet25#1, eval2_~tmp_ndt_6~0#1, eval2_#t~nondet26#1, eval2_~tmp_ndt_7~0#1, eval2_#t~nondet27#1, eval2_~tmp_ndt_8~0#1, eval2_#t~nondet28#1, eval2_~tmp_ndt_9~0#1, eval2_~tmp~4#1;havoc eval2_~tmp~4#1; {54183#false} is VALID [2022-02-20 19:56:24,890 INFO L290 TraceCheckUtils]: 119: Hoare triple {54183#false} assume !false; {54183#false} is VALID [2022-02-20 19:56:24,890 INFO L272 TraceCheckUtils]: 120: Hoare triple {54183#false} call eval2_#t~ret19#1 := exists_runnable_thread2(); {54182#true} is VALID [2022-02-20 19:56:24,890 INFO L290 TraceCheckUtils]: 121: Hoare triple {54182#true} havoc ~__retres1~13; {54182#true} is VALID [2022-02-20 19:56:24,890 INFO L290 TraceCheckUtils]: 122: Hoare triple {54182#true} assume 0 == ~m_st~0;~__retres1~13 := 1; {54182#true} is VALID [2022-02-20 19:56:24,890 INFO L290 TraceCheckUtils]: 123: Hoare triple {54182#true} #res := ~__retres1~13; {54182#true} is VALID [2022-02-20 19:56:24,890 INFO L290 TraceCheckUtils]: 124: Hoare triple {54182#true} assume true; {54182#true} is VALID [2022-02-20 19:56:24,890 INFO L284 TraceCheckUtils]: 125: Hoare quadruple {54182#true} {54183#false} #1423#return; {54183#false} is VALID [2022-02-20 19:56:24,890 INFO L290 TraceCheckUtils]: 126: Hoare triple {54183#false} assume -2147483648 <= eval2_#t~ret19#1 && eval2_#t~ret19#1 <= 2147483647;eval2_~tmp~4#1 := eval2_#t~ret19#1;havoc eval2_#t~ret19#1; {54183#false} is VALID [2022-02-20 19:56:24,891 INFO L290 TraceCheckUtils]: 127: Hoare triple {54183#false} assume 0 != eval2_~tmp~4#1; {54183#false} is VALID [2022-02-20 19:56:24,891 INFO L290 TraceCheckUtils]: 128: Hoare triple {54183#false} assume 0 == ~m_st~0;havoc eval2_~tmp_ndt_1~0#1;assume -2147483648 <= eval2_#t~nondet20#1 && eval2_#t~nondet20#1 <= 2147483647;eval2_~tmp_ndt_1~0#1 := eval2_#t~nondet20#1;havoc eval2_#t~nondet20#1; {54183#false} is VALID [2022-02-20 19:56:24,891 INFO L290 TraceCheckUtils]: 129: Hoare triple {54183#false} assume 0 != eval2_~tmp_ndt_1~0#1;~m_st~0 := 1;assume { :begin_inline_master } true;havoc master_#t~nondet17#1, master_#t~nondet18#1, master_~tmp_var~0#1;assume -2147483648 <= master_#t~nondet17#1 && master_#t~nondet17#1 <= 2147483647;master_~tmp_var~0#1 := master_#t~nondet17#1;havoc master_#t~nondet17#1; {54183#false} is VALID [2022-02-20 19:56:24,891 INFO L290 TraceCheckUtils]: 130: Hoare triple {54183#false} assume !(0 == ~m_pc~0); {54183#false} is VALID [2022-02-20 19:56:24,891 INFO L290 TraceCheckUtils]: 131: Hoare triple {54183#false} assume 1 == ~m_pc~0; {54183#false} is VALID [2022-02-20 19:56:24,891 INFO L290 TraceCheckUtils]: 132: Hoare triple {54183#false} assume ~token~0 != 8 + ~local~0; {54183#false} is VALID [2022-02-20 19:56:24,891 INFO L272 TraceCheckUtils]: 133: Hoare triple {54183#false} call error2(); {54183#false} is VALID [2022-02-20 19:56:24,891 INFO L290 TraceCheckUtils]: 134: Hoare triple {54183#false} assume !false; {54183#false} is VALID [2022-02-20 19:56:24,892 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 19:56:24,892 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 19:56:24,892 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [141230103] [2022-02-20 19:56:24,892 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [141230103] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 19:56:24,892 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 19:56:24,893 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-02-20 19:56:24,893 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1051254706] [2022-02-20 19:56:24,893 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 19:56:24,894 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 17.714285714285715) internal successors, (124), 5 states have internal predecessors, (124), 2 states have call successors, (6), 4 states have call predecessors, (6), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) Word has length 135 [2022-02-20 19:56:24,894 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 19:56:24,894 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 7 states, 7 states have (on average 17.714285714285715) internal successors, (124), 5 states have internal predecessors, (124), 2 states have call successors, (6), 4 states have call predecessors, (6), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2022-02-20 19:56:24,995 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 135 edges. 135 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 19:56:24,996 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-02-20 19:56:24,996 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 19:56:24,996 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-02-20 19:56:24,996 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-02-20 19:56:24,997 INFO L87 Difference]: Start difference. First operand 820 states and 1282 transitions. Second operand has 7 states, 7 states have (on average 17.714285714285715) internal successors, (124), 5 states have internal predecessors, (124), 2 states have call successors, (6), 4 states have call predecessors, (6), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2022-02-20 19:56:31,102 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 19:56:31,103 INFO L93 Difference]: Finished difference Result 2667 states and 4240 transitions. [2022-02-20 19:56:31,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2022-02-20 19:56:31,103 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 17.714285714285715) internal successors, (124), 5 states have internal predecessors, (124), 2 states have call successors, (6), 4 states have call predecessors, (6), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) Word has length 135 [2022-02-20 19:56:31,103 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-20 19:56:31,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7 states, 7 states have (on average 17.714285714285715) internal successors, (124), 5 states have internal predecessors, (124), 2 states have call successors, (6), 4 states have call predecessors, (6), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2022-02-20 19:56:31,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 1663 transitions. [2022-02-20 19:56:31,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7 states, 7 states have (on average 17.714285714285715) internal successors, (124), 5 states have internal predecessors, (124), 2 states have call successors, (6), 4 states have call predecessors, (6), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2022-02-20 19:56:31,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 1663 transitions. [2022-02-20 19:56:31,122 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 14 states and 1663 transitions.