./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/systemc/transmitter.01.cil.c --full-output -ea --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 8bd4bc60 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -ea -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.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/systemc/transmitter.01.cil.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(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 18c351eab8f6ce363bd7076ce800527c30b2b6c5 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE --- Real Ultimate output --- This is Ultimate 0.1.25-8bd4bc6 [2020-07-28 19:18:25,307 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-28 19:18:25,309 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-28 19:18:25,321 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-28 19:18:25,322 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-28 19:18:25,323 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-28 19:18:25,325 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-28 19:18:25,327 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-28 19:18:25,329 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-28 19:18:25,330 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-28 19:18:25,331 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-28 19:18:25,332 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-28 19:18:25,333 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-28 19:18:25,334 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-28 19:18:25,335 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-28 19:18:25,336 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-28 19:18:25,337 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-28 19:18:25,338 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-28 19:18:25,340 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-28 19:18:25,342 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-28 19:18:25,344 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-28 19:18:25,345 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-28 19:18:25,346 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-28 19:18:25,347 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-28 19:18:25,350 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-28 19:18:25,350 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-28 19:18:25,351 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-28 19:18:25,352 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-28 19:18:25,352 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-28 19:18:25,353 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-28 19:18:25,354 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-28 19:18:25,354 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-28 19:18:25,355 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-28 19:18:25,356 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-28 19:18:25,357 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-28 19:18:25,358 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-28 19:18:25,358 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-28 19:18:25,359 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-28 19:18:25,359 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-28 19:18:25,360 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-28 19:18:25,361 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-28 19:18:25,362 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2020-07-28 19:18:25,377 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-28 19:18:25,377 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-28 19:18:25,378 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-28 19:18:25,379 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-28 19:18:25,379 INFO L138 SettingsManager]: * Use SBE=true [2020-07-28 19:18:25,379 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-28 19:18:25,380 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-28 19:18:25,380 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-28 19:18:25,380 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-28 19:18:25,380 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-28 19:18:25,381 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-28 19:18:25,381 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-28 19:18:25,381 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-28 19:18:25,382 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-28 19:18:25,382 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-28 19:18:25,382 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-28 19:18:25,382 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-28 19:18:25,383 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-28 19:18:25,383 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-28 19:18:25,383 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-28 19:18:25,383 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-28 19:18:25,384 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-28 19:18:25,384 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-28 19:18:25,384 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-28 19:18:25,385 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-28 19:18:25,385 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-28 19:18:25,385 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-28 19:18:25,385 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-28 19:18:25,386 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-28 19:18:25,386 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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(__VERIFIER_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 -> 18c351eab8f6ce363bd7076ce800527c30b2b6c5 [2020-07-28 19:18:25,708 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-28 19:18:25,721 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-28 19:18:25,725 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-28 19:18:25,727 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-28 19:18:25,727 INFO L275 PluginConnector]: CDTParser initialized [2020-07-28 19:18:25,728 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/systemc/transmitter.01.cil.c [2020-07-28 19:18:25,806 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/50ee1f1b9/42df917a695a46a1b796ea3e86aad6fb/FLAG621b319b7 [2020-07-28 19:18:26,304 INFO L306 CDTParser]: Found 1 translation units. [2020-07-28 19:18:26,305 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/systemc/transmitter.01.cil.c [2020-07-28 19:18:26,315 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/50ee1f1b9/42df917a695a46a1b796ea3e86aad6fb/FLAG621b319b7 [2020-07-28 19:18:26,711 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/50ee1f1b9/42df917a695a46a1b796ea3e86aad6fb [2020-07-28 19:18:26,713 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-28 19:18:26,717 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-07-28 19:18:26,719 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-28 19:18:26,719 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-28 19:18:26,723 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-28 19:18:26,725 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.07 07:18:26" (1/1) ... [2020-07-28 19:18:26,729 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2a0ae610 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 07:18:26, skipping insertion in model container [2020-07-28 19:18:26,730 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.07 07:18:26" (1/1) ... [2020-07-28 19:18:26,741 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-28 19:18:26,775 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-28 19:18:27,004 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-28 19:18:27,011 INFO L203 MainTranslator]: Completed pre-run [2020-07-28 19:18:27,110 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-28 19:18:27,133 INFO L208 MainTranslator]: Completed translation [2020-07-28 19:18:27,134 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 07:18:27 WrapperNode [2020-07-28 19:18:27,134 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-28 19:18:27,135 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-07-28 19:18:27,135 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-07-28 19:18:27,135 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-07-28 19:18:27,145 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 07:18:27" (1/1) ... [2020-07-28 19:18:27,158 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 07:18:27" (1/1) ... [2020-07-28 19:18:27,227 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-07-28 19:18:27,228 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-28 19:18:27,229 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-28 19:18:27,229 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-28 19:18:27,239 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 07:18:27" (1/1) ... [2020-07-28 19:18:27,239 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 07:18:27" (1/1) ... [2020-07-28 19:18:27,242 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 07:18:27" (1/1) ... [2020-07-28 19:18:27,243 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 07:18:27" (1/1) ... [2020-07-28 19:18:27,251 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 07:18:27" (1/1) ... [2020-07-28 19:18:27,260 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 07:18:27" (1/1) ... [2020-07-28 19:18:27,263 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 07:18:27" (1/1) ... [2020-07-28 19:18:27,268 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-28 19:18:27,269 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-28 19:18:27,269 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-28 19:18:27,269 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-28 19:18:27,270 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 07:18:27" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-28 19:18:27,347 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-28 19:18:27,347 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-28 19:18:28,203 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-28 19:18:28,204 INFO L295 CfgBuilder]: Removed 73 assume(true) statements. [2020-07-28 19:18:28,209 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.07 07:18:28 BoogieIcfgContainer [2020-07-28 19:18:28,210 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-28 19:18:28,211 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-28 19:18:28,211 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-28 19:18:28,215 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-28 19:18:28,215 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.07 07:18:26" (1/3) ... [2020-07-28 19:18:28,216 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@699dcde4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.07 07:18:28, skipping insertion in model container [2020-07-28 19:18:28,217 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 07:18:27" (2/3) ... [2020-07-28 19:18:28,217 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@699dcde4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.07 07:18:28, skipping insertion in model container [2020-07-28 19:18:28,217 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.07 07:18:28" (3/3) ... [2020-07-28 19:18:28,219 INFO L109 eAbstractionObserver]: Analyzing ICFG transmitter.01.cil.c [2020-07-28 19:18:28,231 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-07-28 19:18:28,239 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-28 19:18:28,254 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-28 19:18:28,281 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-28 19:18:28,281 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-28 19:18:28,282 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-07-28 19:18:28,282 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-28 19:18:28,283 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-28 19:18:28,283 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-28 19:18:28,283 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-28 19:18:28,283 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-28 19:18:28,305 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states. [2020-07-28 19:18:28,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2020-07-28 19:18:28,315 INFO L414 BasicCegarLoop]: Found error trace [2020-07-28 19:18:28,316 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-28 19:18:28,317 INFO L427 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-28 19:18:28,323 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-28 19:18:28,324 INFO L82 PathProgramCache]: Analyzing trace with hash 827300887, now seen corresponding path program 1 times [2020-07-28 19:18:28,336 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-28 19:18:28,336 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1968772554] [2020-07-28 19:18:28,337 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-28 19:18:28,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-28 19:18:28,535 INFO L280 TraceCheckUtils]: 0: Hoare triple {125#true} ~m_pc~0 := 0;~t1_pc~0 := 0;~m_st~0 := 0;~t1_st~0 := 0;~m_i~0 := 0;~t1_i~0 := 0;~M_E~0 := 2;~T1_E~0 := 2;~E_1~0 := 2; {125#true} is VALID [2020-07-28 19:18:28,537 INFO L280 TraceCheckUtils]: 1: Hoare triple {125#true} havoc main_#res;havoc main_~__retres1~3;havoc main_~__retres1~3;~m_i~0 := 1;~t1_i~0 := 1; {127#(= 1 ~t1_i~0)} is VALID [2020-07-28 19:18:28,539 INFO L280 TraceCheckUtils]: 2: Hoare triple {127#(= 1 ~t1_i~0)} havoc start_simulation_#t~ret6, start_simulation_#t~ret7, start_simulation_~kernel_st~0, start_simulation_~tmp~3, start_simulation_~tmp___0~1;havoc start_simulation_~kernel_st~0;havoc start_simulation_~tmp~3;havoc start_simulation_~tmp___0~1;start_simulation_~kernel_st~0 := 0; {127#(= 1 ~t1_i~0)} is VALID [2020-07-28 19:18:28,540 INFO L280 TraceCheckUtils]: 3: Hoare triple {127#(= 1 ~t1_i~0)} assume 1 == ~m_i~0;~m_st~0 := 0; {127#(= 1 ~t1_i~0)} is VALID [2020-07-28 19:18:28,541 INFO L280 TraceCheckUtils]: 4: Hoare triple {127#(= 1 ~t1_i~0)} assume !(1 == ~t1_i~0);~t1_st~0 := 2; {126#false} is VALID [2020-07-28 19:18:28,542 INFO L280 TraceCheckUtils]: 5: Hoare triple {126#false} assume 0 == ~M_E~0;~M_E~0 := 1; {126#false} is VALID [2020-07-28 19:18:28,543 INFO L280 TraceCheckUtils]: 6: Hoare triple {126#false} assume 0 == ~T1_E~0;~T1_E~0 := 1; {126#false} is VALID [2020-07-28 19:18:28,543 INFO L280 TraceCheckUtils]: 7: Hoare triple {126#false} assume 0 == ~E_1~0;~E_1~0 := 1; {126#false} is VALID [2020-07-28 19:18:28,544 INFO L280 TraceCheckUtils]: 8: Hoare triple {126#false} havoc activate_threads_#t~ret3, activate_threads_#t~ret4, activate_threads_~tmp~1, activate_threads_~tmp___0~0;havoc activate_threads_~tmp~1;havoc activate_threads_~tmp___0~0;havoc is_master_triggered_#res;havoc is_master_triggered_~__retres1~0;havoc is_master_triggered_~__retres1~0; {126#false} is VALID [2020-07-28 19:18:28,544 INFO L280 TraceCheckUtils]: 9: Hoare triple {126#false} assume !(1 == ~m_pc~0); {126#false} is VALID [2020-07-28 19:18:28,544 INFO L280 TraceCheckUtils]: 10: Hoare triple {126#false} is_master_triggered_~__retres1~0 := 0; {126#false} is VALID [2020-07-28 19:18:28,545 INFO L280 TraceCheckUtils]: 11: Hoare triple {126#false} is_master_triggered_#res := is_master_triggered_~__retres1~0; {126#false} is VALID [2020-07-28 19:18:28,546 INFO L280 TraceCheckUtils]: 12: Hoare triple {126#false} activate_threads_#t~ret3 := is_master_triggered_#res;assume -2147483648 <= activate_threads_#t~ret3 && activate_threads_#t~ret3 <= 2147483647;activate_threads_~tmp~1 := activate_threads_#t~ret3;havoc activate_threads_#t~ret3; {126#false} is VALID [2020-07-28 19:18:28,546 INFO L280 TraceCheckUtils]: 13: Hoare triple {126#false} assume 0 != activate_threads_~tmp~1;~m_st~0 := 0; {126#false} is VALID [2020-07-28 19:18:28,547 INFO L280 TraceCheckUtils]: 14: Hoare triple {126#false} havoc is_transmit1_triggered_#res;havoc is_transmit1_triggered_~__retres1~1;havoc is_transmit1_triggered_~__retres1~1; {126#false} is VALID [2020-07-28 19:18:28,547 INFO L280 TraceCheckUtils]: 15: Hoare triple {126#false} assume 1 == ~t1_pc~0; {126#false} is VALID [2020-07-28 19:18:28,548 INFO L280 TraceCheckUtils]: 16: Hoare triple {126#false} assume 1 == ~E_1~0;is_transmit1_triggered_~__retres1~1 := 1; {126#false} is VALID [2020-07-28 19:18:28,548 INFO L280 TraceCheckUtils]: 17: Hoare triple {126#false} is_transmit1_triggered_#res := is_transmit1_triggered_~__retres1~1; {126#false} is VALID [2020-07-28 19:18:28,549 INFO L280 TraceCheckUtils]: 18: Hoare triple {126#false} activate_threads_#t~ret4 := is_transmit1_triggered_#res;assume -2147483648 <= activate_threads_#t~ret4 && activate_threads_#t~ret4 <= 2147483647;activate_threads_~tmp___0~0 := activate_threads_#t~ret4;havoc activate_threads_#t~ret4; {126#false} is VALID [2020-07-28 19:18:28,550 INFO L280 TraceCheckUtils]: 19: Hoare triple {126#false} assume 0 != activate_threads_~tmp___0~0;~t1_st~0 := 0; {126#false} is VALID [2020-07-28 19:18:28,550 INFO L280 TraceCheckUtils]: 20: Hoare triple {126#false} assume 1 == ~M_E~0;~M_E~0 := 2; {126#false} is VALID [2020-07-28 19:18:28,551 INFO L280 TraceCheckUtils]: 21: Hoare triple {126#false} assume 1 == ~T1_E~0;~T1_E~0 := 2; {126#false} is VALID [2020-07-28 19:18:28,551 INFO L280 TraceCheckUtils]: 22: Hoare triple {126#false} assume 1 == ~E_1~0;~E_1~0 := 2; {126#false} is VALID [2020-07-28 19:18:28,552 INFO L280 TraceCheckUtils]: 23: Hoare triple {126#false} assume !false; {126#false} is VALID [2020-07-28 19:18:28,552 INFO L280 TraceCheckUtils]: 24: Hoare triple {126#false} start_simulation_~kernel_st~0 := 1;havoc eval_#t~ret0, eval_#t~nondet1, eval_~tmp_ndt_1~0, eval_#t~nondet2, eval_~tmp_ndt_2~0, eval_~tmp~0;havoc eval_~tmp~0; {126#false} is VALID [2020-07-28 19:18:28,553 INFO L280 TraceCheckUtils]: 25: Hoare triple {126#false} assume !false; {126#false} is VALID [2020-07-28 19:18:28,553 INFO L280 TraceCheckUtils]: 26: Hoare triple {126#false} havoc exists_runnable_thread_#res;havoc exists_runnable_thread_~__retres1~2;havoc exists_runnable_thread_~__retres1~2; {126#false} is VALID [2020-07-28 19:18:28,554 INFO L280 TraceCheckUtils]: 27: Hoare triple {126#false} assume 0 == ~m_st~0;exists_runnable_thread_~__retres1~2 := 1; {126#false} is VALID [2020-07-28 19:18:28,554 INFO L280 TraceCheckUtils]: 28: Hoare triple {126#false} exists_runnable_thread_#res := exists_runnable_thread_~__retres1~2; {126#false} is VALID [2020-07-28 19:18:28,555 INFO L280 TraceCheckUtils]: 29: Hoare triple {126#false} eval_#t~ret0 := exists_runnable_thread_#res;assume -2147483648 <= eval_#t~ret0 && eval_#t~ret0 <= 2147483647;eval_~tmp~0 := eval_#t~ret0;havoc eval_#t~ret0; {126#false} is VALID [2020-07-28 19:18:28,556 INFO L280 TraceCheckUtils]: 30: Hoare triple {126#false} assume 0 != eval_~tmp~0; {126#false} is VALID [2020-07-28 19:18:28,556 INFO L280 TraceCheckUtils]: 31: Hoare triple {126#false} assume !(0 == ~m_st~0); {126#false} is VALID [2020-07-28 19:18:28,557 INFO L280 TraceCheckUtils]: 32: Hoare triple {126#false} assume 0 == ~t1_st~0;havoc eval_~tmp_ndt_2~0;assume -2147483648 <= eval_#t~nondet2 && eval_#t~nondet2 <= 2147483647;eval_~tmp_ndt_2~0 := eval_#t~nondet2;havoc eval_#t~nondet2; {126#false} is VALID [2020-07-28 19:18:28,557 INFO L280 TraceCheckUtils]: 33: Hoare triple {126#false} assume 0 != eval_~tmp_ndt_2~0;~t1_st~0 := 1; {126#false} is VALID [2020-07-28 19:18:28,558 INFO L280 TraceCheckUtils]: 34: Hoare triple {126#false} assume !(0 == ~t1_pc~0); {126#false} is VALID [2020-07-28 19:18:28,558 INFO L280 TraceCheckUtils]: 35: Hoare triple {126#false} assume 1 == ~t1_pc~0; {126#false} is VALID [2020-07-28 19:18:28,559 INFO L280 TraceCheckUtils]: 36: Hoare triple {126#false} assume !false; {126#false} is VALID [2020-07-28 19:18:28,567 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-28 19:18:28,568 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1968772554] [2020-07-28 19:18:28,569 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-28 19:18:28,570 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-28 19:18:28,571 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1910520502] [2020-07-28 19:18:28,579 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 37 [2020-07-28 19:18:28,581 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-28 19:18:28,586 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states. [2020-07-28 19:18:28,658 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 37 edges. 37 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 19:18:28,658 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-28 19:18:28,659 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-28 19:18:28,669 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-28 19:18:28,670 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-28 19:18:28,673 INFO L87 Difference]: Start difference. First operand 122 states. Second operand 3 states. [2020-07-28 19:18:29,068 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:18:29,069 INFO L93 Difference]: Finished difference Result 239 states and 373 transitions. [2020-07-28 19:18:29,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-28 19:18:29,069 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 37 [2020-07-28 19:18:29,070 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-28 19:18:29,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-28 19:18:29,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 373 transitions. [2020-07-28 19:18:29,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-28 19:18:29,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 373 transitions. [2020-07-28 19:18:29,094 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 373 transitions. [2020-07-28 19:18:29,557 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 373 edges. 373 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 19:18:29,574 INFO L225 Difference]: With dead ends: 239 [2020-07-28 19:18:29,575 INFO L226 Difference]: Without dead ends: 118 [2020-07-28 19:18:29,579 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-28 19:18:29,598 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 118 states. [2020-07-28 19:18:29,670 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 118 to 118. [2020-07-28 19:18:29,670 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-28 19:18:29,671 INFO L82 GeneralOperation]: Start isEquivalent. First operand 118 states. Second operand 118 states. [2020-07-28 19:18:29,672 INFO L74 IsIncluded]: Start isIncluded. First operand 118 states. Second operand 118 states. [2020-07-28 19:18:29,672 INFO L87 Difference]: Start difference. First operand 118 states. Second operand 118 states. [2020-07-28 19:18:29,680 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:18:29,681 INFO L93 Difference]: Finished difference Result 118 states and 174 transitions. [2020-07-28 19:18:29,681 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 174 transitions. [2020-07-28 19:18:29,682 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 19:18:29,683 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 19:18:29,683 INFO L74 IsIncluded]: Start isIncluded. First operand 118 states. Second operand 118 states. [2020-07-28 19:18:29,683 INFO L87 Difference]: Start difference. First operand 118 states. Second operand 118 states. [2020-07-28 19:18:29,690 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:18:29,690 INFO L93 Difference]: Finished difference Result 118 states and 174 transitions. [2020-07-28 19:18:29,691 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 174 transitions. [2020-07-28 19:18:29,692 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 19:18:29,692 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 19:18:29,693 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-28 19:18:29,693 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-28 19:18:29,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 118 states. [2020-07-28 19:18:29,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 118 states and 174 transitions. [2020-07-28 19:18:29,701 INFO L78 Accepts]: Start accepts. Automaton has 118 states and 174 transitions. Word has length 37 [2020-07-28 19:18:29,701 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-28 19:18:29,702 INFO L479 AbstractCegarLoop]: Abstraction has 118 states and 174 transitions. [2020-07-28 19:18:29,702 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-28 19:18:29,702 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 174 transitions. [2020-07-28 19:18:29,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2020-07-28 19:18:29,703 INFO L414 BasicCegarLoop]: Found error trace [2020-07-28 19:18:29,704 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-28 19:18:29,704 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-07-28 19:18:29,704 INFO L427 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-28 19:18:29,704 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-28 19:18:29,705 INFO L82 PathProgramCache]: Analyzing trace with hash 899687445, now seen corresponding path program 1 times [2020-07-28 19:18:29,705 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-28 19:18:29,705 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [457262360] [2020-07-28 19:18:29,706 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-28 19:18:29,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-28 19:18:29,769 INFO L280 TraceCheckUtils]: 0: Hoare triple {860#true} ~m_pc~0 := 0;~t1_pc~0 := 0;~m_st~0 := 0;~t1_st~0 := 0;~m_i~0 := 0;~t1_i~0 := 0;~M_E~0 := 2;~T1_E~0 := 2;~E_1~0 := 2; {862#(<= 2 ~M_E~0)} is VALID [2020-07-28 19:18:29,770 INFO L280 TraceCheckUtils]: 1: Hoare triple {862#(<= 2 ~M_E~0)} havoc main_#res;havoc main_~__retres1~3;havoc main_~__retres1~3;~m_i~0 := 1;~t1_i~0 := 1; {862#(<= 2 ~M_E~0)} is VALID [2020-07-28 19:18:29,772 INFO L280 TraceCheckUtils]: 2: Hoare triple {862#(<= 2 ~M_E~0)} havoc start_simulation_#t~ret6, start_simulation_#t~ret7, start_simulation_~kernel_st~0, start_simulation_~tmp~3, start_simulation_~tmp___0~1;havoc start_simulation_~kernel_st~0;havoc start_simulation_~tmp~3;havoc start_simulation_~tmp___0~1;start_simulation_~kernel_st~0 := 0; {862#(<= 2 ~M_E~0)} is VALID [2020-07-28 19:18:29,773 INFO L280 TraceCheckUtils]: 3: Hoare triple {862#(<= 2 ~M_E~0)} assume 1 == ~m_i~0;~m_st~0 := 0; {862#(<= 2 ~M_E~0)} is VALID [2020-07-28 19:18:29,774 INFO L280 TraceCheckUtils]: 4: Hoare triple {862#(<= 2 ~M_E~0)} assume 1 == ~t1_i~0;~t1_st~0 := 0; {862#(<= 2 ~M_E~0)} is VALID [2020-07-28 19:18:29,775 INFO L280 TraceCheckUtils]: 5: Hoare triple {862#(<= 2 ~M_E~0)} assume 0 == ~M_E~0;~M_E~0 := 1; {861#false} is VALID [2020-07-28 19:18:29,775 INFO L280 TraceCheckUtils]: 6: Hoare triple {861#false} assume 0 == ~T1_E~0;~T1_E~0 := 1; {861#false} is VALID [2020-07-28 19:18:29,775 INFO L280 TraceCheckUtils]: 7: Hoare triple {861#false} assume 0 == ~E_1~0;~E_1~0 := 1; {861#false} is VALID [2020-07-28 19:18:29,776 INFO L280 TraceCheckUtils]: 8: Hoare triple {861#false} havoc activate_threads_#t~ret3, activate_threads_#t~ret4, activate_threads_~tmp~1, activate_threads_~tmp___0~0;havoc activate_threads_~tmp~1;havoc activate_threads_~tmp___0~0;havoc is_master_triggered_#res;havoc is_master_triggered_~__retres1~0;havoc is_master_triggered_~__retres1~0; {861#false} is VALID [2020-07-28 19:18:29,776 INFO L280 TraceCheckUtils]: 9: Hoare triple {861#false} assume !(1 == ~m_pc~0); {861#false} is VALID [2020-07-28 19:18:29,776 INFO L280 TraceCheckUtils]: 10: Hoare triple {861#false} is_master_triggered_~__retres1~0 := 0; {861#false} is VALID [2020-07-28 19:18:29,777 INFO L280 TraceCheckUtils]: 11: Hoare triple {861#false} is_master_triggered_#res := is_master_triggered_~__retres1~0; {861#false} is VALID [2020-07-28 19:18:29,777 INFO L280 TraceCheckUtils]: 12: Hoare triple {861#false} activate_threads_#t~ret3 := is_master_triggered_#res;assume -2147483648 <= activate_threads_#t~ret3 && activate_threads_#t~ret3 <= 2147483647;activate_threads_~tmp~1 := activate_threads_#t~ret3;havoc activate_threads_#t~ret3; {861#false} is VALID [2020-07-28 19:18:29,777 INFO L280 TraceCheckUtils]: 13: Hoare triple {861#false} assume 0 != activate_threads_~tmp~1;~m_st~0 := 0; {861#false} is VALID [2020-07-28 19:18:29,778 INFO L280 TraceCheckUtils]: 14: Hoare triple {861#false} havoc is_transmit1_triggered_#res;havoc is_transmit1_triggered_~__retres1~1;havoc is_transmit1_triggered_~__retres1~1; {861#false} is VALID [2020-07-28 19:18:29,778 INFO L280 TraceCheckUtils]: 15: Hoare triple {861#false} assume 1 == ~t1_pc~0; {861#false} is VALID [2020-07-28 19:18:29,779 INFO L280 TraceCheckUtils]: 16: Hoare triple {861#false} assume 1 == ~E_1~0;is_transmit1_triggered_~__retres1~1 := 1; {861#false} is VALID [2020-07-28 19:18:29,780 INFO L280 TraceCheckUtils]: 17: Hoare triple {861#false} is_transmit1_triggered_#res := is_transmit1_triggered_~__retres1~1; {861#false} is VALID [2020-07-28 19:18:29,780 INFO L280 TraceCheckUtils]: 18: Hoare triple {861#false} activate_threads_#t~ret4 := is_transmit1_triggered_#res;assume -2147483648 <= activate_threads_#t~ret4 && activate_threads_#t~ret4 <= 2147483647;activate_threads_~tmp___0~0 := activate_threads_#t~ret4;havoc activate_threads_#t~ret4; {861#false} is VALID [2020-07-28 19:18:29,780 INFO L280 TraceCheckUtils]: 19: Hoare triple {861#false} assume 0 != activate_threads_~tmp___0~0;~t1_st~0 := 0; {861#false} is VALID [2020-07-28 19:18:29,781 INFO L280 TraceCheckUtils]: 20: Hoare triple {861#false} assume 1 == ~M_E~0;~M_E~0 := 2; {861#false} is VALID [2020-07-28 19:18:29,781 INFO L280 TraceCheckUtils]: 21: Hoare triple {861#false} assume 1 == ~T1_E~0;~T1_E~0 := 2; {861#false} is VALID [2020-07-28 19:18:29,781 INFO L280 TraceCheckUtils]: 22: Hoare triple {861#false} assume 1 == ~E_1~0;~E_1~0 := 2; {861#false} is VALID [2020-07-28 19:18:29,783 INFO L280 TraceCheckUtils]: 23: Hoare triple {861#false} assume !false; {861#false} is VALID [2020-07-28 19:18:29,784 INFO L280 TraceCheckUtils]: 24: Hoare triple {861#false} start_simulation_~kernel_st~0 := 1;havoc eval_#t~ret0, eval_#t~nondet1, eval_~tmp_ndt_1~0, eval_#t~nondet2, eval_~tmp_ndt_2~0, eval_~tmp~0;havoc eval_~tmp~0; {861#false} is VALID [2020-07-28 19:18:29,784 INFO L280 TraceCheckUtils]: 25: Hoare triple {861#false} assume !false; {861#false} is VALID [2020-07-28 19:18:29,785 INFO L280 TraceCheckUtils]: 26: Hoare triple {861#false} havoc exists_runnable_thread_#res;havoc exists_runnable_thread_~__retres1~2;havoc exists_runnable_thread_~__retres1~2; {861#false} is VALID [2020-07-28 19:18:29,785 INFO L280 TraceCheckUtils]: 27: Hoare triple {861#false} assume 0 == ~m_st~0;exists_runnable_thread_~__retres1~2 := 1; {861#false} is VALID [2020-07-28 19:18:29,785 INFO L280 TraceCheckUtils]: 28: Hoare triple {861#false} exists_runnable_thread_#res := exists_runnable_thread_~__retres1~2; {861#false} is VALID [2020-07-28 19:18:29,786 INFO L280 TraceCheckUtils]: 29: Hoare triple {861#false} eval_#t~ret0 := exists_runnable_thread_#res;assume -2147483648 <= eval_#t~ret0 && eval_#t~ret0 <= 2147483647;eval_~tmp~0 := eval_#t~ret0;havoc eval_#t~ret0; {861#false} is VALID [2020-07-28 19:18:29,786 INFO L280 TraceCheckUtils]: 30: Hoare triple {861#false} assume 0 != eval_~tmp~0; {861#false} is VALID [2020-07-28 19:18:29,786 INFO L280 TraceCheckUtils]: 31: Hoare triple {861#false} assume !(0 == ~m_st~0); {861#false} is VALID [2020-07-28 19:18:29,787 INFO L280 TraceCheckUtils]: 32: Hoare triple {861#false} assume 0 == ~t1_st~0;havoc eval_~tmp_ndt_2~0;assume -2147483648 <= eval_#t~nondet2 && eval_#t~nondet2 <= 2147483647;eval_~tmp_ndt_2~0 := eval_#t~nondet2;havoc eval_#t~nondet2; {861#false} is VALID [2020-07-28 19:18:29,787 INFO L280 TraceCheckUtils]: 33: Hoare triple {861#false} assume 0 != eval_~tmp_ndt_2~0;~t1_st~0 := 1; {861#false} is VALID [2020-07-28 19:18:29,788 INFO L280 TraceCheckUtils]: 34: Hoare triple {861#false} assume !(0 == ~t1_pc~0); {861#false} is VALID [2020-07-28 19:18:29,789 INFO L280 TraceCheckUtils]: 35: Hoare triple {861#false} assume 1 == ~t1_pc~0; {861#false} is VALID [2020-07-28 19:18:29,789 INFO L280 TraceCheckUtils]: 36: Hoare triple {861#false} assume !false; {861#false} is VALID [2020-07-28 19:18:29,792 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-28 19:18:29,793 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [457262360] [2020-07-28 19:18:29,793 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-28 19:18:29,793 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-07-28 19:18:29,794 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1963912173] [2020-07-28 19:18:29,796 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 37 [2020-07-28 19:18:29,797 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-28 19:18:29,797 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states. [2020-07-28 19:18:29,843 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 37 edges. 37 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 19:18:29,844 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-28 19:18:29,844 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-28 19:18:29,844 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-28 19:18:29,844 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-28 19:18:29,845 INFO L87 Difference]: Start difference. First operand 118 states and 174 transitions. Second operand 3 states. [2020-07-28 19:18:30,327 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:18:30,328 INFO L93 Difference]: Finished difference Result 308 states and 454 transitions. [2020-07-28 19:18:30,328 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-28 19:18:30,328 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 37 [2020-07-28 19:18:30,328 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-28 19:18:30,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-28 19:18:30,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 454 transitions. [2020-07-28 19:18:30,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-28 19:18:30,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 454 transitions. [2020-07-28 19:18:30,341 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 454 transitions. [2020-07-28 19:18:30,802 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 454 edges. 454 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 19:18:30,812 INFO L225 Difference]: With dead ends: 308 [2020-07-28 19:18:30,812 INFO L226 Difference]: Without dead ends: 196 [2020-07-28 19:18:30,814 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-28 19:18:30,815 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 196 states. [2020-07-28 19:18:30,931 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 196 to 194. [2020-07-28 19:18:30,932 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-28 19:18:30,932 INFO L82 GeneralOperation]: Start isEquivalent. First operand 196 states. Second operand 194 states. [2020-07-28 19:18:30,932 INFO L74 IsIncluded]: Start isIncluded. First operand 196 states. Second operand 194 states. [2020-07-28 19:18:30,932 INFO L87 Difference]: Start difference. First operand 196 states. Second operand 194 states. [2020-07-28 19:18:30,940 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:18:30,940 INFO L93 Difference]: Finished difference Result 196 states and 281 transitions. [2020-07-28 19:18:30,941 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 281 transitions. [2020-07-28 19:18:30,942 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 19:18:30,942 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 19:18:30,943 INFO L74 IsIncluded]: Start isIncluded. First operand 194 states. Second operand 196 states. [2020-07-28 19:18:30,943 INFO L87 Difference]: Start difference. First operand 194 states. Second operand 196 states. [2020-07-28 19:18:30,951 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:18:30,951 INFO L93 Difference]: Finished difference Result 196 states and 281 transitions. [2020-07-28 19:18:30,951 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 281 transitions. [2020-07-28 19:18:30,952 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 19:18:30,952 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 19:18:30,952 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-28 19:18:30,952 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-28 19:18:30,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 194 states. [2020-07-28 19:18:30,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 194 states and 280 transitions. [2020-07-28 19:18:30,961 INFO L78 Accepts]: Start accepts. Automaton has 194 states and 280 transitions. Word has length 37 [2020-07-28 19:18:30,961 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-28 19:18:30,961 INFO L479 AbstractCegarLoop]: Abstraction has 194 states and 280 transitions. [2020-07-28 19:18:30,961 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-28 19:18:30,961 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 280 transitions. [2020-07-28 19:18:30,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2020-07-28 19:18:30,962 INFO L414 BasicCegarLoop]: Found error trace [2020-07-28 19:18:30,962 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-28 19:18:30,963 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-07-28 19:18:30,963 INFO L427 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-28 19:18:30,963 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-28 19:18:30,963 INFO L82 PathProgramCache]: Analyzing trace with hash -413900843, now seen corresponding path program 1 times [2020-07-28 19:18:30,963 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-28 19:18:30,964 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [232935208] [2020-07-28 19:18:30,964 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-28 19:18:30,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-28 19:18:31,009 INFO L280 TraceCheckUtils]: 0: Hoare triple {1950#true} ~m_pc~0 := 0;~t1_pc~0 := 0;~m_st~0 := 0;~t1_st~0 := 0;~m_i~0 := 0;~t1_i~0 := 0;~M_E~0 := 2;~T1_E~0 := 2;~E_1~0 := 2; {1952#(<= 2 ~T1_E~0)} is VALID [2020-07-28 19:18:31,010 INFO L280 TraceCheckUtils]: 1: Hoare triple {1952#(<= 2 ~T1_E~0)} havoc main_#res;havoc main_~__retres1~3;havoc main_~__retres1~3;~m_i~0 := 1;~t1_i~0 := 1; {1952#(<= 2 ~T1_E~0)} is VALID [2020-07-28 19:18:31,010 INFO L280 TraceCheckUtils]: 2: Hoare triple {1952#(<= 2 ~T1_E~0)} havoc start_simulation_#t~ret6, start_simulation_#t~ret7, start_simulation_~kernel_st~0, start_simulation_~tmp~3, start_simulation_~tmp___0~1;havoc start_simulation_~kernel_st~0;havoc start_simulation_~tmp~3;havoc start_simulation_~tmp___0~1;start_simulation_~kernel_st~0 := 0; {1952#(<= 2 ~T1_E~0)} is VALID [2020-07-28 19:18:31,011 INFO L280 TraceCheckUtils]: 3: Hoare triple {1952#(<= 2 ~T1_E~0)} assume 1 == ~m_i~0;~m_st~0 := 0; {1952#(<= 2 ~T1_E~0)} is VALID [2020-07-28 19:18:31,012 INFO L280 TraceCheckUtils]: 4: Hoare triple {1952#(<= 2 ~T1_E~0)} assume 1 == ~t1_i~0;~t1_st~0 := 0; {1952#(<= 2 ~T1_E~0)} is VALID [2020-07-28 19:18:31,012 INFO L280 TraceCheckUtils]: 5: Hoare triple {1952#(<= 2 ~T1_E~0)} assume !(0 == ~M_E~0); {1952#(<= 2 ~T1_E~0)} is VALID [2020-07-28 19:18:31,013 INFO L280 TraceCheckUtils]: 6: Hoare triple {1952#(<= 2 ~T1_E~0)} assume 0 == ~T1_E~0;~T1_E~0 := 1; {1951#false} is VALID [2020-07-28 19:18:31,013 INFO L280 TraceCheckUtils]: 7: Hoare triple {1951#false} assume 0 == ~E_1~0;~E_1~0 := 1; {1951#false} is VALID [2020-07-28 19:18:31,014 INFO L280 TraceCheckUtils]: 8: Hoare triple {1951#false} havoc activate_threads_#t~ret3, activate_threads_#t~ret4, activate_threads_~tmp~1, activate_threads_~tmp___0~0;havoc activate_threads_~tmp~1;havoc activate_threads_~tmp___0~0;havoc is_master_triggered_#res;havoc is_master_triggered_~__retres1~0;havoc is_master_triggered_~__retres1~0; {1951#false} is VALID [2020-07-28 19:18:31,014 INFO L280 TraceCheckUtils]: 9: Hoare triple {1951#false} assume !(1 == ~m_pc~0); {1951#false} is VALID [2020-07-28 19:18:31,014 INFO L280 TraceCheckUtils]: 10: Hoare triple {1951#false} is_master_triggered_~__retres1~0 := 0; {1951#false} is VALID [2020-07-28 19:18:31,014 INFO L280 TraceCheckUtils]: 11: Hoare triple {1951#false} is_master_triggered_#res := is_master_triggered_~__retres1~0; {1951#false} is VALID [2020-07-28 19:18:31,015 INFO L280 TraceCheckUtils]: 12: Hoare triple {1951#false} activate_threads_#t~ret3 := is_master_triggered_#res;assume -2147483648 <= activate_threads_#t~ret3 && activate_threads_#t~ret3 <= 2147483647;activate_threads_~tmp~1 := activate_threads_#t~ret3;havoc activate_threads_#t~ret3; {1951#false} is VALID [2020-07-28 19:18:31,015 INFO L280 TraceCheckUtils]: 13: Hoare triple {1951#false} assume 0 != activate_threads_~tmp~1;~m_st~0 := 0; {1951#false} is VALID [2020-07-28 19:18:31,015 INFO L280 TraceCheckUtils]: 14: Hoare triple {1951#false} havoc is_transmit1_triggered_#res;havoc is_transmit1_triggered_~__retres1~1;havoc is_transmit1_triggered_~__retres1~1; {1951#false} is VALID [2020-07-28 19:18:31,015 INFO L280 TraceCheckUtils]: 15: Hoare triple {1951#false} assume 1 == ~t1_pc~0; {1951#false} is VALID [2020-07-28 19:18:31,016 INFO L280 TraceCheckUtils]: 16: Hoare triple {1951#false} assume 1 == ~E_1~0;is_transmit1_triggered_~__retres1~1 := 1; {1951#false} is VALID [2020-07-28 19:18:31,016 INFO L280 TraceCheckUtils]: 17: Hoare triple {1951#false} is_transmit1_triggered_#res := is_transmit1_triggered_~__retres1~1; {1951#false} is VALID [2020-07-28 19:18:31,016 INFO L280 TraceCheckUtils]: 18: Hoare triple {1951#false} activate_threads_#t~ret4 := is_transmit1_triggered_#res;assume -2147483648 <= activate_threads_#t~ret4 && activate_threads_#t~ret4 <= 2147483647;activate_threads_~tmp___0~0 := activate_threads_#t~ret4;havoc activate_threads_#t~ret4; {1951#false} is VALID [2020-07-28 19:18:31,016 INFO L280 TraceCheckUtils]: 19: Hoare triple {1951#false} assume 0 != activate_threads_~tmp___0~0;~t1_st~0 := 0; {1951#false} is VALID [2020-07-28 19:18:31,017 INFO L280 TraceCheckUtils]: 20: Hoare triple {1951#false} assume !(1 == ~M_E~0); {1951#false} is VALID [2020-07-28 19:18:31,017 INFO L280 TraceCheckUtils]: 21: Hoare triple {1951#false} assume 1 == ~T1_E~0;~T1_E~0 := 2; {1951#false} is VALID [2020-07-28 19:18:31,017 INFO L280 TraceCheckUtils]: 22: Hoare triple {1951#false} assume 1 == ~E_1~0;~E_1~0 := 2; {1951#false} is VALID [2020-07-28 19:18:31,018 INFO L280 TraceCheckUtils]: 23: Hoare triple {1951#false} assume !false; {1951#false} is VALID [2020-07-28 19:18:31,018 INFO L280 TraceCheckUtils]: 24: Hoare triple {1951#false} start_simulation_~kernel_st~0 := 1;havoc eval_#t~ret0, eval_#t~nondet1, eval_~tmp_ndt_1~0, eval_#t~nondet2, eval_~tmp_ndt_2~0, eval_~tmp~0;havoc eval_~tmp~0; {1951#false} is VALID [2020-07-28 19:18:31,018 INFO L280 TraceCheckUtils]: 25: Hoare triple {1951#false} assume !false; {1951#false} is VALID [2020-07-28 19:18:31,018 INFO L280 TraceCheckUtils]: 26: Hoare triple {1951#false} havoc exists_runnable_thread_#res;havoc exists_runnable_thread_~__retres1~2;havoc exists_runnable_thread_~__retres1~2; {1951#false} is VALID [2020-07-28 19:18:31,019 INFO L280 TraceCheckUtils]: 27: Hoare triple {1951#false} assume 0 == ~m_st~0;exists_runnable_thread_~__retres1~2 := 1; {1951#false} is VALID [2020-07-28 19:18:31,019 INFO L280 TraceCheckUtils]: 28: Hoare triple {1951#false} exists_runnable_thread_#res := exists_runnable_thread_~__retres1~2; {1951#false} is VALID [2020-07-28 19:18:31,019 INFO L280 TraceCheckUtils]: 29: Hoare triple {1951#false} eval_#t~ret0 := exists_runnable_thread_#res;assume -2147483648 <= eval_#t~ret0 && eval_#t~ret0 <= 2147483647;eval_~tmp~0 := eval_#t~ret0;havoc eval_#t~ret0; {1951#false} is VALID [2020-07-28 19:18:31,019 INFO L280 TraceCheckUtils]: 30: Hoare triple {1951#false} assume 0 != eval_~tmp~0; {1951#false} is VALID [2020-07-28 19:18:31,020 INFO L280 TraceCheckUtils]: 31: Hoare triple {1951#false} assume !(0 == ~m_st~0); {1951#false} is VALID [2020-07-28 19:18:31,020 INFO L280 TraceCheckUtils]: 32: Hoare triple {1951#false} assume 0 == ~t1_st~0;havoc eval_~tmp_ndt_2~0;assume -2147483648 <= eval_#t~nondet2 && eval_#t~nondet2 <= 2147483647;eval_~tmp_ndt_2~0 := eval_#t~nondet2;havoc eval_#t~nondet2; {1951#false} is VALID [2020-07-28 19:18:31,020 INFO L280 TraceCheckUtils]: 33: Hoare triple {1951#false} assume 0 != eval_~tmp_ndt_2~0;~t1_st~0 := 1; {1951#false} is VALID [2020-07-28 19:18:31,021 INFO L280 TraceCheckUtils]: 34: Hoare triple {1951#false} assume !(0 == ~t1_pc~0); {1951#false} is VALID [2020-07-28 19:18:31,021 INFO L280 TraceCheckUtils]: 35: Hoare triple {1951#false} assume 1 == ~t1_pc~0; {1951#false} is VALID [2020-07-28 19:18:31,021 INFO L280 TraceCheckUtils]: 36: Hoare triple {1951#false} assume !false; {1951#false} is VALID [2020-07-28 19:18:31,023 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-28 19:18:31,023 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [232935208] [2020-07-28 19:18:31,023 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-28 19:18:31,024 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-07-28 19:18:31,024 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [525980896] [2020-07-28 19:18:31,024 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 37 [2020-07-28 19:18:31,025 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-28 19:18:31,025 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states. [2020-07-28 19:18:31,059 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 37 edges. 37 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 19:18:31,059 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-28 19:18:31,060 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-28 19:18:31,060 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-28 19:18:31,060 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-28 19:18:31,060 INFO L87 Difference]: Start difference. First operand 194 states and 280 transitions. Second operand 3 states. [2020-07-28 19:18:31,391 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:18:31,392 INFO L93 Difference]: Finished difference Result 381 states and 551 transitions. [2020-07-28 19:18:31,392 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-28 19:18:31,392 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 37 [2020-07-28 19:18:31,392 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-28 19:18:31,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-28 19:18:31,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 333 transitions. [2020-07-28 19:18:31,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-28 19:18:31,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 333 transitions. [2020-07-28 19:18:31,399 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 333 transitions. [2020-07-28 19:18:31,722 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 333 edges. 333 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 19:18:31,727 INFO L225 Difference]: With dead ends: 381 [2020-07-28 19:18:31,727 INFO L226 Difference]: Without dead ends: 194 [2020-07-28 19:18:31,728 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-28 19:18:31,729 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 194 states. [2020-07-28 19:18:31,855 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 194 to 194. [2020-07-28 19:18:31,855 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-28 19:18:31,855 INFO L82 GeneralOperation]: Start isEquivalent. First operand 194 states. Second operand 194 states. [2020-07-28 19:18:31,856 INFO L74 IsIncluded]: Start isIncluded. First operand 194 states. Second operand 194 states. [2020-07-28 19:18:31,856 INFO L87 Difference]: Start difference. First operand 194 states. Second operand 194 states. [2020-07-28 19:18:31,863 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:18:31,863 INFO L93 Difference]: Finished difference Result 194 states and 272 transitions. [2020-07-28 19:18:31,863 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 272 transitions. [2020-07-28 19:18:31,864 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 19:18:31,864 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 19:18:31,864 INFO L74 IsIncluded]: Start isIncluded. First operand 194 states. Second operand 194 states. [2020-07-28 19:18:31,864 INFO L87 Difference]: Start difference. First operand 194 states. Second operand 194 states. [2020-07-28 19:18:31,871 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:18:31,871 INFO L93 Difference]: Finished difference Result 194 states and 272 transitions. [2020-07-28 19:18:31,872 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 272 transitions. [2020-07-28 19:18:31,872 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 19:18:31,872 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 19:18:31,872 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-28 19:18:31,873 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-28 19:18:31,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 194 states. [2020-07-28 19:18:31,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 194 states and 272 transitions. [2020-07-28 19:18:31,880 INFO L78 Accepts]: Start accepts. Automaton has 194 states and 272 transitions. Word has length 37 [2020-07-28 19:18:31,880 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-28 19:18:31,880 INFO L479 AbstractCegarLoop]: Abstraction has 194 states and 272 transitions. [2020-07-28 19:18:31,880 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-28 19:18:31,880 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 272 transitions. [2020-07-28 19:18:31,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2020-07-28 19:18:31,881 INFO L414 BasicCegarLoop]: Found error trace [2020-07-28 19:18:31,881 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-28 19:18:31,882 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-07-28 19:18:31,882 INFO L427 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-28 19:18:31,882 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-28 19:18:31,882 INFO L82 PathProgramCache]: Analyzing trace with hash -733369323, now seen corresponding path program 1 times [2020-07-28 19:18:31,882 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-28 19:18:31,883 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1696510284] [2020-07-28 19:18:31,883 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-28 19:18:31,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-28 19:18:31,930 INFO L280 TraceCheckUtils]: 0: Hoare triple {3137#true} ~m_pc~0 := 0;~t1_pc~0 := 0;~m_st~0 := 0;~t1_st~0 := 0;~m_i~0 := 0;~t1_i~0 := 0;~M_E~0 := 2;~T1_E~0 := 2;~E_1~0 := 2; {3139#(<= 2 ~E_1~0)} is VALID [2020-07-28 19:18:31,931 INFO L280 TraceCheckUtils]: 1: Hoare triple {3139#(<= 2 ~E_1~0)} havoc main_#res;havoc main_~__retres1~3;havoc main_~__retres1~3;~m_i~0 := 1;~t1_i~0 := 1; {3139#(<= 2 ~E_1~0)} is VALID [2020-07-28 19:18:31,931 INFO L280 TraceCheckUtils]: 2: Hoare triple {3139#(<= 2 ~E_1~0)} havoc start_simulation_#t~ret6, start_simulation_#t~ret7, start_simulation_~kernel_st~0, start_simulation_~tmp~3, start_simulation_~tmp___0~1;havoc start_simulation_~kernel_st~0;havoc start_simulation_~tmp~3;havoc start_simulation_~tmp___0~1;start_simulation_~kernel_st~0 := 0; {3139#(<= 2 ~E_1~0)} is VALID [2020-07-28 19:18:31,932 INFO L280 TraceCheckUtils]: 3: Hoare triple {3139#(<= 2 ~E_1~0)} assume 1 == ~m_i~0;~m_st~0 := 0; {3139#(<= 2 ~E_1~0)} is VALID [2020-07-28 19:18:31,932 INFO L280 TraceCheckUtils]: 4: Hoare triple {3139#(<= 2 ~E_1~0)} assume 1 == ~t1_i~0;~t1_st~0 := 0; {3139#(<= 2 ~E_1~0)} is VALID [2020-07-28 19:18:31,933 INFO L280 TraceCheckUtils]: 5: Hoare triple {3139#(<= 2 ~E_1~0)} assume !(0 == ~M_E~0); {3139#(<= 2 ~E_1~0)} is VALID [2020-07-28 19:18:31,934 INFO L280 TraceCheckUtils]: 6: Hoare triple {3139#(<= 2 ~E_1~0)} assume !(0 == ~T1_E~0); {3139#(<= 2 ~E_1~0)} is VALID [2020-07-28 19:18:31,934 INFO L280 TraceCheckUtils]: 7: Hoare triple {3139#(<= 2 ~E_1~0)} assume 0 == ~E_1~0;~E_1~0 := 1; {3138#false} is VALID [2020-07-28 19:18:31,935 INFO L280 TraceCheckUtils]: 8: Hoare triple {3138#false} havoc activate_threads_#t~ret3, activate_threads_#t~ret4, activate_threads_~tmp~1, activate_threads_~tmp___0~0;havoc activate_threads_~tmp~1;havoc activate_threads_~tmp___0~0;havoc is_master_triggered_#res;havoc is_master_triggered_~__retres1~0;havoc is_master_triggered_~__retres1~0; {3138#false} is VALID [2020-07-28 19:18:31,935 INFO L280 TraceCheckUtils]: 9: Hoare triple {3138#false} assume !(1 == ~m_pc~0); {3138#false} is VALID [2020-07-28 19:18:31,935 INFO L280 TraceCheckUtils]: 10: Hoare triple {3138#false} is_master_triggered_~__retres1~0 := 0; {3138#false} is VALID [2020-07-28 19:18:31,935 INFO L280 TraceCheckUtils]: 11: Hoare triple {3138#false} is_master_triggered_#res := is_master_triggered_~__retres1~0; {3138#false} is VALID [2020-07-28 19:18:31,936 INFO L280 TraceCheckUtils]: 12: Hoare triple {3138#false} activate_threads_#t~ret3 := is_master_triggered_#res;assume -2147483648 <= activate_threads_#t~ret3 && activate_threads_#t~ret3 <= 2147483647;activate_threads_~tmp~1 := activate_threads_#t~ret3;havoc activate_threads_#t~ret3; {3138#false} is VALID [2020-07-28 19:18:31,936 INFO L280 TraceCheckUtils]: 13: Hoare triple {3138#false} assume 0 != activate_threads_~tmp~1;~m_st~0 := 0; {3138#false} is VALID [2020-07-28 19:18:31,936 INFO L280 TraceCheckUtils]: 14: Hoare triple {3138#false} havoc is_transmit1_triggered_#res;havoc is_transmit1_triggered_~__retres1~1;havoc is_transmit1_triggered_~__retres1~1; {3138#false} is VALID [2020-07-28 19:18:31,936 INFO L280 TraceCheckUtils]: 15: Hoare triple {3138#false} assume 1 == ~t1_pc~0; {3138#false} is VALID [2020-07-28 19:18:31,937 INFO L280 TraceCheckUtils]: 16: Hoare triple {3138#false} assume 1 == ~E_1~0;is_transmit1_triggered_~__retres1~1 := 1; {3138#false} is VALID [2020-07-28 19:18:31,937 INFO L280 TraceCheckUtils]: 17: Hoare triple {3138#false} is_transmit1_triggered_#res := is_transmit1_triggered_~__retres1~1; {3138#false} is VALID [2020-07-28 19:18:31,937 INFO L280 TraceCheckUtils]: 18: Hoare triple {3138#false} activate_threads_#t~ret4 := is_transmit1_triggered_#res;assume -2147483648 <= activate_threads_#t~ret4 && activate_threads_#t~ret4 <= 2147483647;activate_threads_~tmp___0~0 := activate_threads_#t~ret4;havoc activate_threads_#t~ret4; {3138#false} is VALID [2020-07-28 19:18:31,938 INFO L280 TraceCheckUtils]: 19: Hoare triple {3138#false} assume 0 != activate_threads_~tmp___0~0;~t1_st~0 := 0; {3138#false} is VALID [2020-07-28 19:18:31,938 INFO L280 TraceCheckUtils]: 20: Hoare triple {3138#false} assume !(1 == ~M_E~0); {3138#false} is VALID [2020-07-28 19:18:31,938 INFO L280 TraceCheckUtils]: 21: Hoare triple {3138#false} assume !(1 == ~T1_E~0); {3138#false} is VALID [2020-07-28 19:18:31,938 INFO L280 TraceCheckUtils]: 22: Hoare triple {3138#false} assume 1 == ~E_1~0;~E_1~0 := 2; {3138#false} is VALID [2020-07-28 19:18:31,939 INFO L280 TraceCheckUtils]: 23: Hoare triple {3138#false} assume !false; {3138#false} is VALID [2020-07-28 19:18:31,939 INFO L280 TraceCheckUtils]: 24: Hoare triple {3138#false} start_simulation_~kernel_st~0 := 1;havoc eval_#t~ret0, eval_#t~nondet1, eval_~tmp_ndt_1~0, eval_#t~nondet2, eval_~tmp_ndt_2~0, eval_~tmp~0;havoc eval_~tmp~0; {3138#false} is VALID [2020-07-28 19:18:31,939 INFO L280 TraceCheckUtils]: 25: Hoare triple {3138#false} assume !false; {3138#false} is VALID [2020-07-28 19:18:31,939 INFO L280 TraceCheckUtils]: 26: Hoare triple {3138#false} havoc exists_runnable_thread_#res;havoc exists_runnable_thread_~__retres1~2;havoc exists_runnable_thread_~__retres1~2; {3138#false} is VALID [2020-07-28 19:18:31,940 INFO L280 TraceCheckUtils]: 27: Hoare triple {3138#false} assume 0 == ~m_st~0;exists_runnable_thread_~__retres1~2 := 1; {3138#false} is VALID [2020-07-28 19:18:31,940 INFO L280 TraceCheckUtils]: 28: Hoare triple {3138#false} exists_runnable_thread_#res := exists_runnable_thread_~__retres1~2; {3138#false} is VALID [2020-07-28 19:18:31,940 INFO L280 TraceCheckUtils]: 29: Hoare triple {3138#false} eval_#t~ret0 := exists_runnable_thread_#res;assume -2147483648 <= eval_#t~ret0 && eval_#t~ret0 <= 2147483647;eval_~tmp~0 := eval_#t~ret0;havoc eval_#t~ret0; {3138#false} is VALID [2020-07-28 19:18:31,940 INFO L280 TraceCheckUtils]: 30: Hoare triple {3138#false} assume 0 != eval_~tmp~0; {3138#false} is VALID [2020-07-28 19:18:31,941 INFO L280 TraceCheckUtils]: 31: Hoare triple {3138#false} assume !(0 == ~m_st~0); {3138#false} is VALID [2020-07-28 19:18:31,941 INFO L280 TraceCheckUtils]: 32: Hoare triple {3138#false} assume 0 == ~t1_st~0;havoc eval_~tmp_ndt_2~0;assume -2147483648 <= eval_#t~nondet2 && eval_#t~nondet2 <= 2147483647;eval_~tmp_ndt_2~0 := eval_#t~nondet2;havoc eval_#t~nondet2; {3138#false} is VALID [2020-07-28 19:18:31,941 INFO L280 TraceCheckUtils]: 33: Hoare triple {3138#false} assume 0 != eval_~tmp_ndt_2~0;~t1_st~0 := 1; {3138#false} is VALID [2020-07-28 19:18:31,941 INFO L280 TraceCheckUtils]: 34: Hoare triple {3138#false} assume !(0 == ~t1_pc~0); {3138#false} is VALID [2020-07-28 19:18:31,942 INFO L280 TraceCheckUtils]: 35: Hoare triple {3138#false} assume 1 == ~t1_pc~0; {3138#false} is VALID [2020-07-28 19:18:31,942 INFO L280 TraceCheckUtils]: 36: Hoare triple {3138#false} assume !false; {3138#false} is VALID [2020-07-28 19:18:31,943 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-28 19:18:31,944 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1696510284] [2020-07-28 19:18:31,944 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-28 19:18:31,944 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-07-28 19:18:31,944 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [419718710] [2020-07-28 19:18:31,945 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 37 [2020-07-28 19:18:31,945 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-28 19:18:31,945 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states. [2020-07-28 19:18:31,982 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 37 edges. 37 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 19:18:31,982 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-28 19:18:31,982 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-28 19:18:31,983 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-28 19:18:31,983 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-28 19:18:31,983 INFO L87 Difference]: Start difference. First operand 194 states and 272 transitions. Second operand 3 states. [2020-07-28 19:18:32,356 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:18:32,357 INFO L93 Difference]: Finished difference Result 380 states and 534 transitions. [2020-07-28 19:18:32,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-28 19:18:32,357 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 37 [2020-07-28 19:18:32,358 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-28 19:18:32,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-28 19:18:32,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 322 transitions. [2020-07-28 19:18:32,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-28 19:18:32,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 322 transitions. [2020-07-28 19:18:32,366 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 322 transitions. [2020-07-28 19:18:32,701 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 322 edges. 322 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 19:18:32,707 INFO L225 Difference]: With dead ends: 380 [2020-07-28 19:18:32,707 INFO L226 Difference]: Without dead ends: 194 [2020-07-28 19:18:32,708 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-28 19:18:32,709 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 194 states. [2020-07-28 19:18:32,850 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 194 to 194. [2020-07-28 19:18:32,850 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-28 19:18:32,850 INFO L82 GeneralOperation]: Start isEquivalent. First operand 194 states. Second operand 194 states. [2020-07-28 19:18:32,850 INFO L74 IsIncluded]: Start isIncluded. First operand 194 states. Second operand 194 states. [2020-07-28 19:18:32,850 INFO L87 Difference]: Start difference. First operand 194 states. Second operand 194 states. [2020-07-28 19:18:32,857 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:18:32,857 INFO L93 Difference]: Finished difference Result 194 states and 260 transitions. [2020-07-28 19:18:32,857 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 260 transitions. [2020-07-28 19:18:32,858 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 19:18:32,858 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 19:18:32,858 INFO L74 IsIncluded]: Start isIncluded. First operand 194 states. Second operand 194 states. [2020-07-28 19:18:32,858 INFO L87 Difference]: Start difference. First operand 194 states. Second operand 194 states. [2020-07-28 19:18:32,865 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:18:32,865 INFO L93 Difference]: Finished difference Result 194 states and 260 transitions. [2020-07-28 19:18:32,865 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 260 transitions. [2020-07-28 19:18:32,866 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 19:18:32,866 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 19:18:32,866 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-28 19:18:32,866 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-28 19:18:32,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 194 states. [2020-07-28 19:18:32,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 194 states and 260 transitions. [2020-07-28 19:18:32,872 INFO L78 Accepts]: Start accepts. Automaton has 194 states and 260 transitions. Word has length 37 [2020-07-28 19:18:32,873 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-28 19:18:32,873 INFO L479 AbstractCegarLoop]: Abstraction has 194 states and 260 transitions. [2020-07-28 19:18:32,873 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-28 19:18:32,873 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 260 transitions. [2020-07-28 19:18:32,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2020-07-28 19:18:32,874 INFO L414 BasicCegarLoop]: Found error trace [2020-07-28 19:18:32,874 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-28 19:18:32,874 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-07-28 19:18:32,874 INFO L427 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-28 19:18:32,875 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-28 19:18:32,875 INFO L82 PathProgramCache]: Analyzing trace with hash -2103987404, now seen corresponding path program 1 times [2020-07-28 19:18:32,875 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-28 19:18:32,875 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2130422766] [2020-07-28 19:18:32,876 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-28 19:18:32,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-28 19:18:32,929 INFO L280 TraceCheckUtils]: 0: Hoare triple {4323#true} ~m_pc~0 := 0;~t1_pc~0 := 0;~m_st~0 := 0;~t1_st~0 := 0;~m_i~0 := 0;~t1_i~0 := 0;~M_E~0 := 2;~T1_E~0 := 2;~E_1~0 := 2; {4323#true} is VALID [2020-07-28 19:18:32,930 INFO L280 TraceCheckUtils]: 1: Hoare triple {4323#true} havoc main_#res;havoc main_~__retres1~3;havoc main_~__retres1~3;~m_i~0 := 1;~t1_i~0 := 1; {4323#true} is VALID [2020-07-28 19:18:32,930 INFO L280 TraceCheckUtils]: 2: Hoare triple {4323#true} havoc start_simulation_#t~ret6, start_simulation_#t~ret7, start_simulation_~kernel_st~0, start_simulation_~tmp~3, start_simulation_~tmp___0~1;havoc start_simulation_~kernel_st~0;havoc start_simulation_~tmp~3;havoc start_simulation_~tmp___0~1;start_simulation_~kernel_st~0 := 0; {4323#true} is VALID [2020-07-28 19:18:32,930 INFO L280 TraceCheckUtils]: 3: Hoare triple {4323#true} assume 1 == ~m_i~0;~m_st~0 := 0; {4323#true} is VALID [2020-07-28 19:18:32,930 INFO L280 TraceCheckUtils]: 4: Hoare triple {4323#true} assume 1 == ~t1_i~0;~t1_st~0 := 0; {4323#true} is VALID [2020-07-28 19:18:32,931 INFO L280 TraceCheckUtils]: 5: Hoare triple {4323#true} assume !(0 == ~M_E~0); {4323#true} is VALID [2020-07-28 19:18:32,931 INFO L280 TraceCheckUtils]: 6: Hoare triple {4323#true} assume !(0 == ~T1_E~0); {4323#true} is VALID [2020-07-28 19:18:32,932 INFO L280 TraceCheckUtils]: 7: Hoare triple {4323#true} assume !(0 == ~E_1~0); {4323#true} is VALID [2020-07-28 19:18:32,932 INFO L280 TraceCheckUtils]: 8: Hoare triple {4323#true} havoc activate_threads_#t~ret3, activate_threads_#t~ret4, activate_threads_~tmp~1, activate_threads_~tmp___0~0;havoc activate_threads_~tmp~1;havoc activate_threads_~tmp___0~0;havoc is_master_triggered_#res;havoc is_master_triggered_~__retres1~0;havoc is_master_triggered_~__retres1~0; {4323#true} is VALID [2020-07-28 19:18:32,932 INFO L280 TraceCheckUtils]: 9: Hoare triple {4323#true} assume !(1 == ~m_pc~0); {4323#true} is VALID [2020-07-28 19:18:32,932 INFO L280 TraceCheckUtils]: 10: Hoare triple {4323#true} is_master_triggered_~__retres1~0 := 0; {4323#true} is VALID [2020-07-28 19:18:32,932 INFO L280 TraceCheckUtils]: 11: Hoare triple {4323#true} is_master_triggered_#res := is_master_triggered_~__retres1~0; {4323#true} is VALID [2020-07-28 19:18:32,933 INFO L280 TraceCheckUtils]: 12: Hoare triple {4323#true} activate_threads_#t~ret3 := is_master_triggered_#res;assume -2147483648 <= activate_threads_#t~ret3 && activate_threads_#t~ret3 <= 2147483647;activate_threads_~tmp~1 := activate_threads_#t~ret3;havoc activate_threads_#t~ret3; {4323#true} is VALID [2020-07-28 19:18:32,934 INFO L280 TraceCheckUtils]: 13: Hoare triple {4323#true} assume 0 != activate_threads_~tmp~1;~m_st~0 := 0; {4325#(= 0 ~m_st~0)} is VALID [2020-07-28 19:18:32,934 INFO L280 TraceCheckUtils]: 14: Hoare triple {4325#(= 0 ~m_st~0)} havoc is_transmit1_triggered_#res;havoc is_transmit1_triggered_~__retres1~1;havoc is_transmit1_triggered_~__retres1~1; {4325#(= 0 ~m_st~0)} is VALID [2020-07-28 19:18:32,935 INFO L280 TraceCheckUtils]: 15: Hoare triple {4325#(= 0 ~m_st~0)} assume !(1 == ~t1_pc~0); {4325#(= 0 ~m_st~0)} is VALID [2020-07-28 19:18:32,936 INFO L280 TraceCheckUtils]: 16: Hoare triple {4325#(= 0 ~m_st~0)} is_transmit1_triggered_~__retres1~1 := 0; {4325#(= 0 ~m_st~0)} is VALID [2020-07-28 19:18:32,936 INFO L280 TraceCheckUtils]: 17: Hoare triple {4325#(= 0 ~m_st~0)} is_transmit1_triggered_#res := is_transmit1_triggered_~__retres1~1; {4325#(= 0 ~m_st~0)} is VALID [2020-07-28 19:18:32,937 INFO L280 TraceCheckUtils]: 18: Hoare triple {4325#(= 0 ~m_st~0)} activate_threads_#t~ret4 := is_transmit1_triggered_#res;assume -2147483648 <= activate_threads_#t~ret4 && activate_threads_#t~ret4 <= 2147483647;activate_threads_~tmp___0~0 := activate_threads_#t~ret4;havoc activate_threads_#t~ret4; {4325#(= 0 ~m_st~0)} is VALID [2020-07-28 19:18:32,937 INFO L280 TraceCheckUtils]: 19: Hoare triple {4325#(= 0 ~m_st~0)} assume 0 != activate_threads_~tmp___0~0;~t1_st~0 := 0; {4325#(= 0 ~m_st~0)} is VALID [2020-07-28 19:18:32,938 INFO L280 TraceCheckUtils]: 20: Hoare triple {4325#(= 0 ~m_st~0)} assume !(1 == ~M_E~0); {4325#(= 0 ~m_st~0)} is VALID [2020-07-28 19:18:32,939 INFO L280 TraceCheckUtils]: 21: Hoare triple {4325#(= 0 ~m_st~0)} assume !(1 == ~T1_E~0); {4325#(= 0 ~m_st~0)} is VALID [2020-07-28 19:18:32,939 INFO L280 TraceCheckUtils]: 22: Hoare triple {4325#(= 0 ~m_st~0)} assume !(1 == ~E_1~0); {4325#(= 0 ~m_st~0)} is VALID [2020-07-28 19:18:32,940 INFO L280 TraceCheckUtils]: 23: Hoare triple {4325#(= 0 ~m_st~0)} assume !false; {4325#(= 0 ~m_st~0)} is VALID [2020-07-28 19:18:32,941 INFO L280 TraceCheckUtils]: 24: Hoare triple {4325#(= 0 ~m_st~0)} start_simulation_~kernel_st~0 := 1;havoc eval_#t~ret0, eval_#t~nondet1, eval_~tmp_ndt_1~0, eval_#t~nondet2, eval_~tmp_ndt_2~0, eval_~tmp~0;havoc eval_~tmp~0; {4325#(= 0 ~m_st~0)} is VALID [2020-07-28 19:18:32,941 INFO L280 TraceCheckUtils]: 25: Hoare triple {4325#(= 0 ~m_st~0)} assume !false; {4325#(= 0 ~m_st~0)} is VALID [2020-07-28 19:18:32,942 INFO L280 TraceCheckUtils]: 26: Hoare triple {4325#(= 0 ~m_st~0)} havoc exists_runnable_thread_#res;havoc exists_runnable_thread_~__retres1~2;havoc exists_runnable_thread_~__retres1~2; {4325#(= 0 ~m_st~0)} is VALID [2020-07-28 19:18:32,943 INFO L280 TraceCheckUtils]: 27: Hoare triple {4325#(= 0 ~m_st~0)} assume 0 == ~m_st~0;exists_runnable_thread_~__retres1~2 := 1; {4325#(= 0 ~m_st~0)} is VALID [2020-07-28 19:18:32,943 INFO L280 TraceCheckUtils]: 28: Hoare triple {4325#(= 0 ~m_st~0)} exists_runnable_thread_#res := exists_runnable_thread_~__retres1~2; {4325#(= 0 ~m_st~0)} is VALID [2020-07-28 19:18:32,944 INFO L280 TraceCheckUtils]: 29: Hoare triple {4325#(= 0 ~m_st~0)} eval_#t~ret0 := exists_runnable_thread_#res;assume -2147483648 <= eval_#t~ret0 && eval_#t~ret0 <= 2147483647;eval_~tmp~0 := eval_#t~ret0;havoc eval_#t~ret0; {4325#(= 0 ~m_st~0)} is VALID [2020-07-28 19:18:32,944 INFO L280 TraceCheckUtils]: 30: Hoare triple {4325#(= 0 ~m_st~0)} assume 0 != eval_~tmp~0; {4325#(= 0 ~m_st~0)} is VALID [2020-07-28 19:18:32,945 INFO L280 TraceCheckUtils]: 31: Hoare triple {4325#(= 0 ~m_st~0)} assume !(0 == ~m_st~0); {4324#false} is VALID [2020-07-28 19:18:32,945 INFO L280 TraceCheckUtils]: 32: Hoare triple {4324#false} assume 0 == ~t1_st~0;havoc eval_~tmp_ndt_2~0;assume -2147483648 <= eval_#t~nondet2 && eval_#t~nondet2 <= 2147483647;eval_~tmp_ndt_2~0 := eval_#t~nondet2;havoc eval_#t~nondet2; {4324#false} is VALID [2020-07-28 19:18:32,945 INFO L280 TraceCheckUtils]: 33: Hoare triple {4324#false} assume 0 != eval_~tmp_ndt_2~0;~t1_st~0 := 1; {4324#false} is VALID [2020-07-28 19:18:32,946 INFO L280 TraceCheckUtils]: 34: Hoare triple {4324#false} assume !(0 == ~t1_pc~0); {4324#false} is VALID [2020-07-28 19:18:32,946 INFO L280 TraceCheckUtils]: 35: Hoare triple {4324#false} assume 1 == ~t1_pc~0; {4324#false} is VALID [2020-07-28 19:18:32,946 INFO L280 TraceCheckUtils]: 36: Hoare triple {4324#false} assume !false; {4324#false} is VALID [2020-07-28 19:18:32,948 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-28 19:18:32,949 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2130422766] [2020-07-28 19:18:32,949 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-28 19:18:32,949 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-28 19:18:32,949 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1946372851] [2020-07-28 19:18:32,950 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 37 [2020-07-28 19:18:32,950 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-28 19:18:32,951 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states. [2020-07-28 19:18:32,983 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 37 edges. 37 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 19:18:32,984 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-28 19:18:32,984 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-28 19:18:32,984 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-28 19:18:32,985 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-28 19:18:32,985 INFO L87 Difference]: Start difference. First operand 194 states and 260 transitions. Second operand 3 states. [2020-07-28 19:18:33,557 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:18:33,557 INFO L93 Difference]: Finished difference Result 525 states and 700 transitions. [2020-07-28 19:18:33,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-28 19:18:33,558 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 37 [2020-07-28 19:18:33,558 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-28 19:18:33,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-28 19:18:33,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 416 transitions. [2020-07-28 19:18:33,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-28 19:18:33,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 416 transitions. [2020-07-28 19:18:33,564 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 416 transitions. [2020-07-28 19:18:33,964 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 416 edges. 416 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 19:18:33,975 INFO L225 Difference]: With dead ends: 525 [2020-07-28 19:18:33,975 INFO L226 Difference]: Without dead ends: 356 [2020-07-28 19:18:33,975 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-28 19:18:33,976 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 356 states. [2020-07-28 19:18:34,257 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 356 to 334. [2020-07-28 19:18:34,257 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-28 19:18:34,257 INFO L82 GeneralOperation]: Start isEquivalent. First operand 356 states. Second operand 334 states. [2020-07-28 19:18:34,257 INFO L74 IsIncluded]: Start isIncluded. First operand 356 states. Second operand 334 states. [2020-07-28 19:18:34,258 INFO L87 Difference]: Start difference. First operand 356 states. Second operand 334 states. [2020-07-28 19:18:34,268 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:18:34,268 INFO L93 Difference]: Finished difference Result 356 states and 462 transitions. [2020-07-28 19:18:34,268 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 462 transitions. [2020-07-28 19:18:34,269 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 19:18:34,269 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 19:18:34,270 INFO L74 IsIncluded]: Start isIncluded. First operand 334 states. Second operand 356 states. [2020-07-28 19:18:34,270 INFO L87 Difference]: Start difference. First operand 334 states. Second operand 356 states. [2020-07-28 19:18:34,280 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:18:34,280 INFO L93 Difference]: Finished difference Result 356 states and 462 transitions. [2020-07-28 19:18:34,280 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 462 transitions. [2020-07-28 19:18:34,281 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 19:18:34,281 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 19:18:34,281 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-28 19:18:34,282 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-28 19:18:34,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 334 states. [2020-07-28 19:18:34,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 334 states to 334 states and 435 transitions. [2020-07-28 19:18:34,292 INFO L78 Accepts]: Start accepts. Automaton has 334 states and 435 transitions. Word has length 37 [2020-07-28 19:18:34,292 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-28 19:18:34,292 INFO L479 AbstractCegarLoop]: Abstraction has 334 states and 435 transitions. [2020-07-28 19:18:34,292 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-28 19:18:34,292 INFO L276 IsEmpty]: Start isEmpty. Operand 334 states and 435 transitions. [2020-07-28 19:18:34,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2020-07-28 19:18:34,293 INFO L414 BasicCegarLoop]: Found error trace [2020-07-28 19:18:34,293 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-28 19:18:34,294 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-07-28 19:18:34,294 INFO L427 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-28 19:18:34,294 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-28 19:18:34,294 INFO L82 PathProgramCache]: Analyzing trace with hash -303434219, now seen corresponding path program 1 times [2020-07-28 19:18:34,294 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-28 19:18:34,295 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [819192811] [2020-07-28 19:18:34,295 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-28 19:18:34,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-28 19:18:34,349 INFO L280 TraceCheckUtils]: 0: Hoare triple {6235#true} ~m_pc~0 := 0;~t1_pc~0 := 0;~m_st~0 := 0;~t1_st~0 := 0;~m_i~0 := 0;~t1_i~0 := 0;~M_E~0 := 2;~T1_E~0 := 2;~E_1~0 := 2; {6237#(= 0 ~t1_pc~0)} is VALID [2020-07-28 19:18:34,350 INFO L280 TraceCheckUtils]: 1: Hoare triple {6237#(= 0 ~t1_pc~0)} havoc main_#res;havoc main_~__retres1~3;havoc main_~__retres1~3;~m_i~0 := 1;~t1_i~0 := 1; {6237#(= 0 ~t1_pc~0)} is VALID [2020-07-28 19:18:34,350 INFO L280 TraceCheckUtils]: 2: Hoare triple {6237#(= 0 ~t1_pc~0)} havoc start_simulation_#t~ret6, start_simulation_#t~ret7, start_simulation_~kernel_st~0, start_simulation_~tmp~3, start_simulation_~tmp___0~1;havoc start_simulation_~kernel_st~0;havoc start_simulation_~tmp~3;havoc start_simulation_~tmp___0~1;start_simulation_~kernel_st~0 := 0; {6237#(= 0 ~t1_pc~0)} is VALID [2020-07-28 19:18:34,351 INFO L280 TraceCheckUtils]: 3: Hoare triple {6237#(= 0 ~t1_pc~0)} assume 1 == ~m_i~0;~m_st~0 := 0; {6237#(= 0 ~t1_pc~0)} is VALID [2020-07-28 19:18:34,351 INFO L280 TraceCheckUtils]: 4: Hoare triple {6237#(= 0 ~t1_pc~0)} assume 1 == ~t1_i~0;~t1_st~0 := 0; {6237#(= 0 ~t1_pc~0)} is VALID [2020-07-28 19:18:34,352 INFO L280 TraceCheckUtils]: 5: Hoare triple {6237#(= 0 ~t1_pc~0)} assume !(0 == ~M_E~0); {6237#(= 0 ~t1_pc~0)} is VALID [2020-07-28 19:18:34,352 INFO L280 TraceCheckUtils]: 6: Hoare triple {6237#(= 0 ~t1_pc~0)} assume !(0 == ~T1_E~0); {6237#(= 0 ~t1_pc~0)} is VALID [2020-07-28 19:18:34,353 INFO L280 TraceCheckUtils]: 7: Hoare triple {6237#(= 0 ~t1_pc~0)} assume !(0 == ~E_1~0); {6237#(= 0 ~t1_pc~0)} is VALID [2020-07-28 19:18:34,353 INFO L280 TraceCheckUtils]: 8: Hoare triple {6237#(= 0 ~t1_pc~0)} havoc activate_threads_#t~ret3, activate_threads_#t~ret4, activate_threads_~tmp~1, activate_threads_~tmp___0~0;havoc activate_threads_~tmp~1;havoc activate_threads_~tmp___0~0;havoc is_master_triggered_#res;havoc is_master_triggered_~__retres1~0;havoc is_master_triggered_~__retres1~0; {6237#(= 0 ~t1_pc~0)} is VALID [2020-07-28 19:18:34,354 INFO L280 TraceCheckUtils]: 9: Hoare triple {6237#(= 0 ~t1_pc~0)} assume !(1 == ~m_pc~0); {6237#(= 0 ~t1_pc~0)} is VALID [2020-07-28 19:18:34,354 INFO L280 TraceCheckUtils]: 10: Hoare triple {6237#(= 0 ~t1_pc~0)} is_master_triggered_~__retres1~0 := 0; {6237#(= 0 ~t1_pc~0)} is VALID [2020-07-28 19:18:34,355 INFO L280 TraceCheckUtils]: 11: Hoare triple {6237#(= 0 ~t1_pc~0)} is_master_triggered_#res := is_master_triggered_~__retres1~0; {6237#(= 0 ~t1_pc~0)} is VALID [2020-07-28 19:18:34,355 INFO L280 TraceCheckUtils]: 12: Hoare triple {6237#(= 0 ~t1_pc~0)} activate_threads_#t~ret3 := is_master_triggered_#res;assume -2147483648 <= activate_threads_#t~ret3 && activate_threads_#t~ret3 <= 2147483647;activate_threads_~tmp~1 := activate_threads_#t~ret3;havoc activate_threads_#t~ret3; {6237#(= 0 ~t1_pc~0)} is VALID [2020-07-28 19:18:34,356 INFO L280 TraceCheckUtils]: 13: Hoare triple {6237#(= 0 ~t1_pc~0)} assume 0 != activate_threads_~tmp~1;~m_st~0 := 0; {6237#(= 0 ~t1_pc~0)} is VALID [2020-07-28 19:18:34,356 INFO L280 TraceCheckUtils]: 14: Hoare triple {6237#(= 0 ~t1_pc~0)} havoc is_transmit1_triggered_#res;havoc is_transmit1_triggered_~__retres1~1;havoc is_transmit1_triggered_~__retres1~1; {6237#(= 0 ~t1_pc~0)} is VALID [2020-07-28 19:18:34,357 INFO L280 TraceCheckUtils]: 15: Hoare triple {6237#(= 0 ~t1_pc~0)} assume !(1 == ~t1_pc~0); {6237#(= 0 ~t1_pc~0)} is VALID [2020-07-28 19:18:34,357 INFO L280 TraceCheckUtils]: 16: Hoare triple {6237#(= 0 ~t1_pc~0)} is_transmit1_triggered_~__retres1~1 := 0; {6237#(= 0 ~t1_pc~0)} is VALID [2020-07-28 19:18:34,358 INFO L280 TraceCheckUtils]: 17: Hoare triple {6237#(= 0 ~t1_pc~0)} is_transmit1_triggered_#res := is_transmit1_triggered_~__retres1~1; {6237#(= 0 ~t1_pc~0)} is VALID [2020-07-28 19:18:34,359 INFO L280 TraceCheckUtils]: 18: Hoare triple {6237#(= 0 ~t1_pc~0)} activate_threads_#t~ret4 := is_transmit1_triggered_#res;assume -2147483648 <= activate_threads_#t~ret4 && activate_threads_#t~ret4 <= 2147483647;activate_threads_~tmp___0~0 := activate_threads_#t~ret4;havoc activate_threads_#t~ret4; {6237#(= 0 ~t1_pc~0)} is VALID [2020-07-28 19:18:34,359 INFO L280 TraceCheckUtils]: 19: Hoare triple {6237#(= 0 ~t1_pc~0)} assume 0 != activate_threads_~tmp___0~0;~t1_st~0 := 0; {6237#(= 0 ~t1_pc~0)} is VALID [2020-07-28 19:18:34,360 INFO L280 TraceCheckUtils]: 20: Hoare triple {6237#(= 0 ~t1_pc~0)} assume !(1 == ~M_E~0); {6237#(= 0 ~t1_pc~0)} is VALID [2020-07-28 19:18:34,360 INFO L280 TraceCheckUtils]: 21: Hoare triple {6237#(= 0 ~t1_pc~0)} assume !(1 == ~T1_E~0); {6237#(= 0 ~t1_pc~0)} is VALID [2020-07-28 19:18:34,361 INFO L280 TraceCheckUtils]: 22: Hoare triple {6237#(= 0 ~t1_pc~0)} assume !(1 == ~E_1~0); {6237#(= 0 ~t1_pc~0)} is VALID [2020-07-28 19:18:34,361 INFO L280 TraceCheckUtils]: 23: Hoare triple {6237#(= 0 ~t1_pc~0)} assume !false; {6237#(= 0 ~t1_pc~0)} is VALID [2020-07-28 19:18:34,362 INFO L280 TraceCheckUtils]: 24: Hoare triple {6237#(= 0 ~t1_pc~0)} start_simulation_~kernel_st~0 := 1;havoc eval_#t~ret0, eval_#t~nondet1, eval_~tmp_ndt_1~0, eval_#t~nondet2, eval_~tmp_ndt_2~0, eval_~tmp~0;havoc eval_~tmp~0; {6237#(= 0 ~t1_pc~0)} is VALID [2020-07-28 19:18:34,362 INFO L280 TraceCheckUtils]: 25: Hoare triple {6237#(= 0 ~t1_pc~0)} assume !false; {6237#(= 0 ~t1_pc~0)} is VALID [2020-07-28 19:18:34,363 INFO L280 TraceCheckUtils]: 26: Hoare triple {6237#(= 0 ~t1_pc~0)} havoc exists_runnable_thread_#res;havoc exists_runnable_thread_~__retres1~2;havoc exists_runnable_thread_~__retres1~2; {6237#(= 0 ~t1_pc~0)} is VALID [2020-07-28 19:18:34,363 INFO L280 TraceCheckUtils]: 27: Hoare triple {6237#(= 0 ~t1_pc~0)} assume 0 == ~m_st~0;exists_runnable_thread_~__retres1~2 := 1; {6237#(= 0 ~t1_pc~0)} is VALID [2020-07-28 19:18:34,364 INFO L280 TraceCheckUtils]: 28: Hoare triple {6237#(= 0 ~t1_pc~0)} exists_runnable_thread_#res := exists_runnable_thread_~__retres1~2; {6237#(= 0 ~t1_pc~0)} is VALID [2020-07-28 19:18:34,364 INFO L280 TraceCheckUtils]: 29: Hoare triple {6237#(= 0 ~t1_pc~0)} eval_#t~ret0 := exists_runnable_thread_#res;assume -2147483648 <= eval_#t~ret0 && eval_#t~ret0 <= 2147483647;eval_~tmp~0 := eval_#t~ret0;havoc eval_#t~ret0; {6237#(= 0 ~t1_pc~0)} is VALID [2020-07-28 19:18:34,365 INFO L280 TraceCheckUtils]: 30: Hoare triple {6237#(= 0 ~t1_pc~0)} assume 0 != eval_~tmp~0; {6237#(= 0 ~t1_pc~0)} is VALID [2020-07-28 19:18:34,366 INFO L280 TraceCheckUtils]: 31: Hoare triple {6237#(= 0 ~t1_pc~0)} assume 0 == ~m_st~0;havoc eval_~tmp_ndt_1~0;assume -2147483648 <= eval_#t~nondet1 && eval_#t~nondet1 <= 2147483647;eval_~tmp_ndt_1~0 := eval_#t~nondet1;havoc eval_#t~nondet1; {6237#(= 0 ~t1_pc~0)} is VALID [2020-07-28 19:18:34,366 INFO L280 TraceCheckUtils]: 32: Hoare triple {6237#(= 0 ~t1_pc~0)} assume !(0 != eval_~tmp_ndt_1~0); {6237#(= 0 ~t1_pc~0)} is VALID [2020-07-28 19:18:34,367 INFO L280 TraceCheckUtils]: 33: Hoare triple {6237#(= 0 ~t1_pc~0)} assume 0 == ~t1_st~0;havoc eval_~tmp_ndt_2~0;assume -2147483648 <= eval_#t~nondet2 && eval_#t~nondet2 <= 2147483647;eval_~tmp_ndt_2~0 := eval_#t~nondet2;havoc eval_#t~nondet2; {6237#(= 0 ~t1_pc~0)} is VALID [2020-07-28 19:18:34,367 INFO L280 TraceCheckUtils]: 34: Hoare triple {6237#(= 0 ~t1_pc~0)} assume 0 != eval_~tmp_ndt_2~0;~t1_st~0 := 1; {6237#(= 0 ~t1_pc~0)} is VALID [2020-07-28 19:18:34,368 INFO L280 TraceCheckUtils]: 35: Hoare triple {6237#(= 0 ~t1_pc~0)} assume !(0 == ~t1_pc~0); {6236#false} is VALID [2020-07-28 19:18:34,368 INFO L280 TraceCheckUtils]: 36: Hoare triple {6236#false} assume 1 == ~t1_pc~0; {6236#false} is VALID [2020-07-28 19:18:34,368 INFO L280 TraceCheckUtils]: 37: Hoare triple {6236#false} assume !false; {6236#false} is VALID [2020-07-28 19:18:34,371 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-28 19:18:34,371 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [819192811] [2020-07-28 19:18:34,371 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-28 19:18:34,371 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-07-28 19:18:34,372 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [395577241] [2020-07-28 19:18:34,372 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 38 [2020-07-28 19:18:34,372 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-28 19:18:34,372 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states. [2020-07-28 19:18:34,405 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 38 edges. 38 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 19:18:34,405 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-28 19:18:34,405 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-28 19:18:34,405 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-28 19:18:34,405 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-28 19:18:34,405 INFO L87 Difference]: Start difference. First operand 334 states and 435 transitions. Second operand 3 states. [2020-07-28 19:18:35,348 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:18:35,348 INFO L93 Difference]: Finished difference Result 910 states and 1192 transitions. [2020-07-28 19:18:35,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-28 19:18:35,349 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 38 [2020-07-28 19:18:35,349 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-28 19:18:35,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-28 19:18:35,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 415 transitions. [2020-07-28 19:18:35,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-28 19:18:35,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 415 transitions. [2020-07-28 19:18:35,354 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 415 transitions. [2020-07-28 19:18:35,733 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 415 edges. 415 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 19:18:35,762 INFO L225 Difference]: With dead ends: 910 [2020-07-28 19:18:35,763 INFO L226 Difference]: Without dead ends: 606 [2020-07-28 19:18:35,764 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-28 19:18:35,765 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 606 states. [2020-07-28 19:18:36,264 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 606 to 598. [2020-07-28 19:18:36,264 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-28 19:18:36,264 INFO L82 GeneralOperation]: Start isEquivalent. First operand 606 states. Second operand 598 states. [2020-07-28 19:18:36,264 INFO L74 IsIncluded]: Start isIncluded. First operand 606 states. Second operand 598 states. [2020-07-28 19:18:36,264 INFO L87 Difference]: Start difference. First operand 606 states. Second operand 598 states. [2020-07-28 19:18:36,287 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:18:36,287 INFO L93 Difference]: Finished difference Result 606 states and 780 transitions. [2020-07-28 19:18:36,288 INFO L276 IsEmpty]: Start isEmpty. Operand 606 states and 780 transitions. [2020-07-28 19:18:36,289 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 19:18:36,289 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 19:18:36,290 INFO L74 IsIncluded]: Start isIncluded. First operand 598 states. Second operand 606 states. [2020-07-28 19:18:36,290 INFO L87 Difference]: Start difference. First operand 598 states. Second operand 606 states. [2020-07-28 19:18:36,311 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:18:36,311 INFO L93 Difference]: Finished difference Result 606 states and 780 transitions. [2020-07-28 19:18:36,311 INFO L276 IsEmpty]: Start isEmpty. Operand 606 states and 780 transitions. [2020-07-28 19:18:36,312 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 19:18:36,313 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 19:18:36,313 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-28 19:18:36,313 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-28 19:18:36,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 598 states. [2020-07-28 19:18:36,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 598 states to 598 states and 772 transitions. [2020-07-28 19:18:36,340 INFO L78 Accepts]: Start accepts. Automaton has 598 states and 772 transitions. Word has length 38 [2020-07-28 19:18:36,340 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-28 19:18:36,340 INFO L479 AbstractCegarLoop]: Abstraction has 598 states and 772 transitions. [2020-07-28 19:18:36,340 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-28 19:18:36,340 INFO L276 IsEmpty]: Start isEmpty. Operand 598 states and 772 transitions. [2020-07-28 19:18:36,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2020-07-28 19:18:36,342 INFO L414 BasicCegarLoop]: Found error trace [2020-07-28 19:18:36,343 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-07-28 19:18:36,343 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-07-28 19:18:36,344 INFO L427 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-28 19:18:36,344 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-28 19:18:36,344 INFO L82 PathProgramCache]: Analyzing trace with hash -1237930563, now seen corresponding path program 1 times [2020-07-28 19:18:36,344 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-28 19:18:36,345 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1253295831] [2020-07-28 19:18:36,345 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-28 19:18:36,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-28 19:18:36,467 INFO L280 TraceCheckUtils]: 0: Hoare triple {9567#true} ~m_pc~0 := 0;~t1_pc~0 := 0;~m_st~0 := 0;~t1_st~0 := 0;~m_i~0 := 0;~t1_i~0 := 0;~M_E~0 := 2;~T1_E~0 := 2;~E_1~0 := 2; {9567#true} is VALID [2020-07-28 19:18:36,467 INFO L280 TraceCheckUtils]: 1: Hoare triple {9567#true} havoc main_#res;havoc main_~__retres1~3;havoc main_~__retres1~3;~m_i~0 := 1;~t1_i~0 := 1; {9567#true} is VALID [2020-07-28 19:18:36,468 INFO L280 TraceCheckUtils]: 2: Hoare triple {9567#true} havoc start_simulation_#t~ret6, start_simulation_#t~ret7, start_simulation_~kernel_st~0, start_simulation_~tmp~3, start_simulation_~tmp___0~1;havoc start_simulation_~kernel_st~0;havoc start_simulation_~tmp~3;havoc start_simulation_~tmp___0~1;start_simulation_~kernel_st~0 := 0; {9567#true} is VALID [2020-07-28 19:18:36,468 INFO L280 TraceCheckUtils]: 3: Hoare triple {9567#true} assume 1 == ~m_i~0;~m_st~0 := 0; {9567#true} is VALID [2020-07-28 19:18:36,468 INFO L280 TraceCheckUtils]: 4: Hoare triple {9567#true} assume 1 == ~t1_i~0;~t1_st~0 := 0; {9567#true} is VALID [2020-07-28 19:18:36,468 INFO L280 TraceCheckUtils]: 5: Hoare triple {9567#true} assume !(0 == ~M_E~0); {9567#true} is VALID [2020-07-28 19:18:36,468 INFO L280 TraceCheckUtils]: 6: Hoare triple {9567#true} assume !(0 == ~T1_E~0); {9567#true} is VALID [2020-07-28 19:18:36,469 INFO L280 TraceCheckUtils]: 7: Hoare triple {9567#true} assume !(0 == ~E_1~0); {9567#true} is VALID [2020-07-28 19:18:36,469 INFO L280 TraceCheckUtils]: 8: Hoare triple {9567#true} havoc activate_threads_#t~ret3, activate_threads_#t~ret4, activate_threads_~tmp~1, activate_threads_~tmp___0~0;havoc activate_threads_~tmp~1;havoc activate_threads_~tmp___0~0;havoc is_master_triggered_#res;havoc is_master_triggered_~__retres1~0;havoc is_master_triggered_~__retres1~0; {9567#true} is VALID [2020-07-28 19:18:36,469 INFO L280 TraceCheckUtils]: 9: Hoare triple {9567#true} assume !(1 == ~m_pc~0); {9567#true} is VALID [2020-07-28 19:18:36,469 INFO L280 TraceCheckUtils]: 10: Hoare triple {9567#true} is_master_triggered_~__retres1~0 := 0; {9567#true} is VALID [2020-07-28 19:18:36,469 INFO L280 TraceCheckUtils]: 11: Hoare triple {9567#true} is_master_triggered_#res := is_master_triggered_~__retres1~0; {9567#true} is VALID [2020-07-28 19:18:36,470 INFO L280 TraceCheckUtils]: 12: Hoare triple {9567#true} activate_threads_#t~ret3 := is_master_triggered_#res;assume -2147483648 <= activate_threads_#t~ret3 && activate_threads_#t~ret3 <= 2147483647;activate_threads_~tmp~1 := activate_threads_#t~ret3;havoc activate_threads_#t~ret3; {9567#true} is VALID [2020-07-28 19:18:36,470 INFO L280 TraceCheckUtils]: 13: Hoare triple {9567#true} assume 0 != activate_threads_~tmp~1;~m_st~0 := 0; {9567#true} is VALID [2020-07-28 19:18:36,470 INFO L280 TraceCheckUtils]: 14: Hoare triple {9567#true} havoc is_transmit1_triggered_#res;havoc is_transmit1_triggered_~__retres1~1;havoc is_transmit1_triggered_~__retres1~1; {9567#true} is VALID [2020-07-28 19:18:36,471 INFO L280 TraceCheckUtils]: 15: Hoare triple {9567#true} assume !(1 == ~t1_pc~0); {9567#true} is VALID [2020-07-28 19:18:36,471 INFO L280 TraceCheckUtils]: 16: Hoare triple {9567#true} is_transmit1_triggered_~__retres1~1 := 0; {9567#true} is VALID [2020-07-28 19:18:36,471 INFO L280 TraceCheckUtils]: 17: Hoare triple {9567#true} is_transmit1_triggered_#res := is_transmit1_triggered_~__retres1~1; {9567#true} is VALID [2020-07-28 19:18:36,471 INFO L280 TraceCheckUtils]: 18: Hoare triple {9567#true} activate_threads_#t~ret4 := is_transmit1_triggered_#res;assume -2147483648 <= activate_threads_#t~ret4 && activate_threads_#t~ret4 <= 2147483647;activate_threads_~tmp___0~0 := activate_threads_#t~ret4;havoc activate_threads_#t~ret4; {9567#true} is VALID [2020-07-28 19:18:36,472 INFO L280 TraceCheckUtils]: 19: Hoare triple {9567#true} assume 0 != activate_threads_~tmp___0~0;~t1_st~0 := 0; {9567#true} is VALID [2020-07-28 19:18:36,472 INFO L280 TraceCheckUtils]: 20: Hoare triple {9567#true} assume !(1 == ~M_E~0); {9567#true} is VALID [2020-07-28 19:18:36,472 INFO L280 TraceCheckUtils]: 21: Hoare triple {9567#true} assume !(1 == ~T1_E~0); {9567#true} is VALID [2020-07-28 19:18:36,473 INFO L280 TraceCheckUtils]: 22: Hoare triple {9567#true} assume !(1 == ~E_1~0); {9567#true} is VALID [2020-07-28 19:18:36,473 INFO L280 TraceCheckUtils]: 23: Hoare triple {9567#true} assume !false; {9567#true} is VALID [2020-07-28 19:18:36,473 INFO L280 TraceCheckUtils]: 24: Hoare triple {9567#true} start_simulation_~kernel_st~0 := 1;havoc eval_#t~ret0, eval_#t~nondet1, eval_~tmp_ndt_1~0, eval_#t~nondet2, eval_~tmp_ndt_2~0, eval_~tmp~0;havoc eval_~tmp~0; {9567#true} is VALID [2020-07-28 19:18:36,474 INFO L280 TraceCheckUtils]: 25: Hoare triple {9567#true} assume !false; {9567#true} is VALID [2020-07-28 19:18:36,474 INFO L280 TraceCheckUtils]: 26: Hoare triple {9567#true} havoc exists_runnable_thread_#res;havoc exists_runnable_thread_~__retres1~2;havoc exists_runnable_thread_~__retres1~2; {9567#true} is VALID [2020-07-28 19:18:36,475 INFO L280 TraceCheckUtils]: 27: Hoare triple {9567#true} assume 0 == ~m_st~0;exists_runnable_thread_~__retres1~2 := 1; {9567#true} is VALID [2020-07-28 19:18:36,475 INFO L280 TraceCheckUtils]: 28: Hoare triple {9567#true} exists_runnable_thread_#res := exists_runnable_thread_~__retres1~2; {9567#true} is VALID [2020-07-28 19:18:36,477 INFO L280 TraceCheckUtils]: 29: Hoare triple {9567#true} eval_#t~ret0 := exists_runnable_thread_#res;assume -2147483648 <= eval_#t~ret0 && eval_#t~ret0 <= 2147483647;eval_~tmp~0 := eval_#t~ret0;havoc eval_#t~ret0; {9567#true} is VALID [2020-07-28 19:18:36,477 INFO L280 TraceCheckUtils]: 30: Hoare triple {9567#true} assume 0 != eval_~tmp~0; {9567#true} is VALID [2020-07-28 19:18:36,478 INFO L280 TraceCheckUtils]: 31: Hoare triple {9567#true} assume 0 == ~m_st~0;havoc eval_~tmp_ndt_1~0;assume -2147483648 <= eval_#t~nondet1 && eval_#t~nondet1 <= 2147483647;eval_~tmp_ndt_1~0 := eval_#t~nondet1;havoc eval_#t~nondet1; {9567#true} is VALID [2020-07-28 19:18:36,478 INFO L280 TraceCheckUtils]: 32: Hoare triple {9567#true} assume !(0 != eval_~tmp_ndt_1~0); {9567#true} is VALID [2020-07-28 19:18:36,478 INFO L280 TraceCheckUtils]: 33: Hoare triple {9567#true} assume 0 == ~t1_st~0;havoc eval_~tmp_ndt_2~0;assume -2147483648 <= eval_#t~nondet2 && eval_#t~nondet2 <= 2147483647;eval_~tmp_ndt_2~0 := eval_#t~nondet2;havoc eval_#t~nondet2; {9567#true} is VALID [2020-07-28 19:18:36,478 INFO L280 TraceCheckUtils]: 34: Hoare triple {9567#true} assume 0 != eval_~tmp_ndt_2~0;~t1_st~0 := 1; {9567#true} is VALID [2020-07-28 19:18:36,479 INFO L280 TraceCheckUtils]: 35: Hoare triple {9567#true} assume 0 == ~t1_pc~0; {9567#true} is VALID [2020-07-28 19:18:36,479 INFO L280 TraceCheckUtils]: 36: Hoare triple {9567#true} assume !false; {9567#true} is VALID [2020-07-28 19:18:36,488 INFO L280 TraceCheckUtils]: 37: Hoare triple {9567#true} ~t1_pc~0 := 1;~t1_st~0 := 2; {9569#(<= 2 ~t1_st~0)} is VALID [2020-07-28 19:18:36,490 INFO L280 TraceCheckUtils]: 38: Hoare triple {9569#(<= 2 ~t1_st~0)} assume !false; {9569#(<= 2 ~t1_st~0)} is VALID [2020-07-28 19:18:36,492 INFO L280 TraceCheckUtils]: 39: Hoare triple {9569#(<= 2 ~t1_st~0)} havoc exists_runnable_thread_#res;havoc exists_runnable_thread_~__retres1~2;havoc exists_runnable_thread_~__retres1~2; {9569#(<= 2 ~t1_st~0)} is VALID [2020-07-28 19:18:36,492 INFO L280 TraceCheckUtils]: 40: Hoare triple {9569#(<= 2 ~t1_st~0)} assume 0 == ~m_st~0;exists_runnable_thread_~__retres1~2 := 1; {9569#(<= 2 ~t1_st~0)} is VALID [2020-07-28 19:18:36,493 INFO L280 TraceCheckUtils]: 41: Hoare triple {9569#(<= 2 ~t1_st~0)} exists_runnable_thread_#res := exists_runnable_thread_~__retres1~2; {9569#(<= 2 ~t1_st~0)} is VALID [2020-07-28 19:18:36,493 INFO L280 TraceCheckUtils]: 42: Hoare triple {9569#(<= 2 ~t1_st~0)} eval_#t~ret0 := exists_runnable_thread_#res;assume -2147483648 <= eval_#t~ret0 && eval_#t~ret0 <= 2147483647;eval_~tmp~0 := eval_#t~ret0;havoc eval_#t~ret0; {9569#(<= 2 ~t1_st~0)} is VALID [2020-07-28 19:18:36,494 INFO L280 TraceCheckUtils]: 43: Hoare triple {9569#(<= 2 ~t1_st~0)} assume 0 != eval_~tmp~0; {9569#(<= 2 ~t1_st~0)} is VALID [2020-07-28 19:18:36,495 INFO L280 TraceCheckUtils]: 44: Hoare triple {9569#(<= 2 ~t1_st~0)} assume 0 == ~m_st~0;havoc eval_~tmp_ndt_1~0;assume -2147483648 <= eval_#t~nondet1 && eval_#t~nondet1 <= 2147483647;eval_~tmp_ndt_1~0 := eval_#t~nondet1;havoc eval_#t~nondet1; {9569#(<= 2 ~t1_st~0)} is VALID [2020-07-28 19:18:36,495 INFO L280 TraceCheckUtils]: 45: Hoare triple {9569#(<= 2 ~t1_st~0)} assume !(0 != eval_~tmp_ndt_1~0); {9569#(<= 2 ~t1_st~0)} is VALID [2020-07-28 19:18:36,496 INFO L280 TraceCheckUtils]: 46: Hoare triple {9569#(<= 2 ~t1_st~0)} assume 0 == ~t1_st~0;havoc eval_~tmp_ndt_2~0;assume -2147483648 <= eval_#t~nondet2 && eval_#t~nondet2 <= 2147483647;eval_~tmp_ndt_2~0 := eval_#t~nondet2;havoc eval_#t~nondet2; {9568#false} is VALID [2020-07-28 19:18:36,496 INFO L280 TraceCheckUtils]: 47: Hoare triple {9568#false} assume 0 != eval_~tmp_ndt_2~0;~t1_st~0 := 1; {9568#false} is VALID [2020-07-28 19:18:36,496 INFO L280 TraceCheckUtils]: 48: Hoare triple {9568#false} assume !(0 == ~t1_pc~0); {9568#false} is VALID [2020-07-28 19:18:36,497 INFO L280 TraceCheckUtils]: 49: Hoare triple {9568#false} assume 1 == ~t1_pc~0; {9568#false} is VALID [2020-07-28 19:18:36,497 INFO L280 TraceCheckUtils]: 50: Hoare triple {9568#false} assume !false; {9568#false} is VALID [2020-07-28 19:18:36,500 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-28 19:18:36,500 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1253295831] [2020-07-28 19:18:36,500 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-28 19:18:36,501 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-28 19:18:36,501 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1707145204] [2020-07-28 19:18:36,503 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 51 [2020-07-28 19:18:36,505 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-28 19:18:36,505 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states. [2020-07-28 19:18:36,550 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 51 edges. 51 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 19:18:36,550 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-28 19:18:36,551 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-28 19:18:36,551 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-28 19:18:36,551 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-28 19:18:36,552 INFO L87 Difference]: Start difference. First operand 598 states and 772 transitions. Second operand 3 states. [2020-07-28 19:18:37,841 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:18:37,842 INFO L93 Difference]: Finished difference Result 1152 states and 1499 transitions. [2020-07-28 19:18:37,842 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-28 19:18:37,842 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 51 [2020-07-28 19:18:37,843 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-28 19:18:37,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-28 19:18:37,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 403 transitions. [2020-07-28 19:18:37,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-28 19:18:37,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 403 transitions. [2020-07-28 19:18:37,849 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 403 transitions. [2020-07-28 19:18:38,177 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 403 edges. 403 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 19:18:38,224 INFO L225 Difference]: With dead ends: 1152 [2020-07-28 19:18:38,224 INFO L226 Difference]: Without dead ends: 864 [2020-07-28 19:18:38,225 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-28 19:18:38,226 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 864 states. [2020-07-28 19:18:39,006 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 864 to 864. [2020-07-28 19:18:39,006 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-28 19:18:39,006 INFO L82 GeneralOperation]: Start isEquivalent. First operand 864 states. Second operand 864 states. [2020-07-28 19:18:39,006 INFO L74 IsIncluded]: Start isIncluded. First operand 864 states. Second operand 864 states. [2020-07-28 19:18:39,007 INFO L87 Difference]: Start difference. First operand 864 states. Second operand 864 states. [2020-07-28 19:18:39,048 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:18:39,048 INFO L93 Difference]: Finished difference Result 864 states and 1109 transitions. [2020-07-28 19:18:39,049 INFO L276 IsEmpty]: Start isEmpty. Operand 864 states and 1109 transitions. [2020-07-28 19:18:39,051 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 19:18:39,051 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 19:18:39,051 INFO L74 IsIncluded]: Start isIncluded. First operand 864 states. Second operand 864 states. [2020-07-28 19:18:39,051 INFO L87 Difference]: Start difference. First operand 864 states. Second operand 864 states. [2020-07-28 19:18:39,094 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:18:39,094 INFO L93 Difference]: Finished difference Result 864 states and 1109 transitions. [2020-07-28 19:18:39,095 INFO L276 IsEmpty]: Start isEmpty. Operand 864 states and 1109 transitions. [2020-07-28 19:18:39,096 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 19:18:39,097 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 19:18:39,097 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-28 19:18:39,097 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-28 19:18:39,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 864 states. [2020-07-28 19:18:39,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 864 states to 864 states and 1109 transitions. [2020-07-28 19:18:39,152 INFO L78 Accepts]: Start accepts. Automaton has 864 states and 1109 transitions. Word has length 51 [2020-07-28 19:18:39,153 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-28 19:18:39,153 INFO L479 AbstractCegarLoop]: Abstraction has 864 states and 1109 transitions. [2020-07-28 19:18:39,153 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-28 19:18:39,153 INFO L276 IsEmpty]: Start isEmpty. Operand 864 states and 1109 transitions. [2020-07-28 19:18:39,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2020-07-28 19:18:39,155 INFO L414 BasicCegarLoop]: Found error trace [2020-07-28 19:18:39,156 INFO L422 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1] [2020-07-28 19:18:39,156 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-07-28 19:18:39,156 INFO L427 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-28 19:18:39,156 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-28 19:18:39,157 INFO L82 PathProgramCache]: Analyzing trace with hash -690734764, now seen corresponding path program 1 times [2020-07-28 19:18:39,157 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-28 19:18:39,158 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [954065873] [2020-07-28 19:18:39,158 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-28 19:18:39,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-28 19:18:39,298 INFO L280 TraceCheckUtils]: 0: Hoare triple {14133#true} ~m_pc~0 := 0;~t1_pc~0 := 0;~m_st~0 := 0;~t1_st~0 := 0;~m_i~0 := 0;~t1_i~0 := 0;~M_E~0 := 2;~T1_E~0 := 2;~E_1~0 := 2; {14133#true} is VALID [2020-07-28 19:18:39,298 INFO L280 TraceCheckUtils]: 1: Hoare triple {14133#true} havoc main_#res;havoc main_~__retres1~3;havoc main_~__retres1~3;~m_i~0 := 1;~t1_i~0 := 1; {14133#true} is VALID [2020-07-28 19:18:39,298 INFO L280 TraceCheckUtils]: 2: Hoare triple {14133#true} havoc start_simulation_#t~ret6, start_simulation_#t~ret7, start_simulation_~kernel_st~0, start_simulation_~tmp~3, start_simulation_~tmp___0~1;havoc start_simulation_~kernel_st~0;havoc start_simulation_~tmp~3;havoc start_simulation_~tmp___0~1;start_simulation_~kernel_st~0 := 0; {14133#true} is VALID [2020-07-28 19:18:39,298 INFO L280 TraceCheckUtils]: 3: Hoare triple {14133#true} assume 1 == ~m_i~0;~m_st~0 := 0; {14133#true} is VALID [2020-07-28 19:18:39,299 INFO L280 TraceCheckUtils]: 4: Hoare triple {14133#true} assume 1 == ~t1_i~0;~t1_st~0 := 0; {14133#true} is VALID [2020-07-28 19:18:39,299 INFO L280 TraceCheckUtils]: 5: Hoare triple {14133#true} assume !(0 == ~M_E~0); {14133#true} is VALID [2020-07-28 19:18:39,299 INFO L280 TraceCheckUtils]: 6: Hoare triple {14133#true} assume !(0 == ~T1_E~0); {14133#true} is VALID [2020-07-28 19:18:39,299 INFO L280 TraceCheckUtils]: 7: Hoare triple {14133#true} assume !(0 == ~E_1~0); {14133#true} is VALID [2020-07-28 19:18:39,299 INFO L280 TraceCheckUtils]: 8: Hoare triple {14133#true} havoc activate_threads_#t~ret3, activate_threads_#t~ret4, activate_threads_~tmp~1, activate_threads_~tmp___0~0;havoc activate_threads_~tmp~1;havoc activate_threads_~tmp___0~0;havoc is_master_triggered_#res;havoc is_master_triggered_~__retres1~0;havoc is_master_triggered_~__retres1~0; {14133#true} is VALID [2020-07-28 19:18:39,299 INFO L280 TraceCheckUtils]: 9: Hoare triple {14133#true} assume !(1 == ~m_pc~0); {14133#true} is VALID [2020-07-28 19:18:39,300 INFO L280 TraceCheckUtils]: 10: Hoare triple {14133#true} is_master_triggered_~__retres1~0 := 0; {14135#(and (<= ULTIMATE.start_is_master_triggered_~__retres1~0 0) (<= 0 ULTIMATE.start_is_master_triggered_~__retres1~0))} is VALID [2020-07-28 19:18:39,301 INFO L280 TraceCheckUtils]: 11: Hoare triple {14135#(and (<= ULTIMATE.start_is_master_triggered_~__retres1~0 0) (<= 0 ULTIMATE.start_is_master_triggered_~__retres1~0))} is_master_triggered_#res := is_master_triggered_~__retres1~0; {14136#(and (<= 0 |ULTIMATE.start_is_master_triggered_#res|) (<= |ULTIMATE.start_is_master_triggered_#res| 0))} is VALID [2020-07-28 19:18:39,301 INFO L280 TraceCheckUtils]: 12: Hoare triple {14136#(and (<= 0 |ULTIMATE.start_is_master_triggered_#res|) (<= |ULTIMATE.start_is_master_triggered_#res| 0))} activate_threads_#t~ret3 := is_master_triggered_#res;assume -2147483648 <= activate_threads_#t~ret3 && activate_threads_#t~ret3 <= 2147483647;activate_threads_~tmp~1 := activate_threads_#t~ret3;havoc activate_threads_#t~ret3; {14137#(and (<= 0 ULTIMATE.start_activate_threads_~tmp~1) (<= ULTIMATE.start_activate_threads_~tmp~1 0))} is VALID [2020-07-28 19:18:39,302 INFO L280 TraceCheckUtils]: 13: Hoare triple {14137#(and (<= 0 ULTIMATE.start_activate_threads_~tmp~1) (<= ULTIMATE.start_activate_threads_~tmp~1 0))} assume 0 != activate_threads_~tmp~1;~m_st~0 := 0; {14134#false} is VALID [2020-07-28 19:18:39,302 INFO L280 TraceCheckUtils]: 14: Hoare triple {14134#false} havoc is_transmit1_triggered_#res;havoc is_transmit1_triggered_~__retres1~1;havoc is_transmit1_triggered_~__retres1~1; {14134#false} is VALID [2020-07-28 19:18:39,302 INFO L280 TraceCheckUtils]: 15: Hoare triple {14134#false} assume !(1 == ~t1_pc~0); {14134#false} is VALID [2020-07-28 19:18:39,302 INFO L280 TraceCheckUtils]: 16: Hoare triple {14134#false} is_transmit1_triggered_~__retres1~1 := 0; {14134#false} is VALID [2020-07-28 19:18:39,302 INFO L280 TraceCheckUtils]: 17: Hoare triple {14134#false} is_transmit1_triggered_#res := is_transmit1_triggered_~__retres1~1; {14134#false} is VALID [2020-07-28 19:18:39,303 INFO L280 TraceCheckUtils]: 18: Hoare triple {14134#false} activate_threads_#t~ret4 := is_transmit1_triggered_#res;assume -2147483648 <= activate_threads_#t~ret4 && activate_threads_#t~ret4 <= 2147483647;activate_threads_~tmp___0~0 := activate_threads_#t~ret4;havoc activate_threads_#t~ret4; {14134#false} is VALID [2020-07-28 19:18:39,303 INFO L280 TraceCheckUtils]: 19: Hoare triple {14134#false} assume 0 != activate_threads_~tmp___0~0;~t1_st~0 := 0; {14134#false} is VALID [2020-07-28 19:18:39,303 INFO L280 TraceCheckUtils]: 20: Hoare triple {14134#false} assume !(1 == ~M_E~0); {14134#false} is VALID [2020-07-28 19:18:39,303 INFO L280 TraceCheckUtils]: 21: Hoare triple {14134#false} assume !(1 == ~T1_E~0); {14134#false} is VALID [2020-07-28 19:18:39,303 INFO L280 TraceCheckUtils]: 22: Hoare triple {14134#false} assume !(1 == ~E_1~0); {14134#false} is VALID [2020-07-28 19:18:39,303 INFO L280 TraceCheckUtils]: 23: Hoare triple {14134#false} assume !false; {14134#false} is VALID [2020-07-28 19:18:39,304 INFO L280 TraceCheckUtils]: 24: Hoare triple {14134#false} start_simulation_~kernel_st~0 := 1;havoc eval_#t~ret0, eval_#t~nondet1, eval_~tmp_ndt_1~0, eval_#t~nondet2, eval_~tmp_ndt_2~0, eval_~tmp~0;havoc eval_~tmp~0; {14134#false} is VALID [2020-07-28 19:18:39,304 INFO L280 TraceCheckUtils]: 25: Hoare triple {14134#false} assume !false; {14134#false} is VALID [2020-07-28 19:18:39,304 INFO L280 TraceCheckUtils]: 26: Hoare triple {14134#false} havoc exists_runnable_thread_#res;havoc exists_runnable_thread_~__retres1~2;havoc exists_runnable_thread_~__retres1~2; {14134#false} is VALID [2020-07-28 19:18:39,304 INFO L280 TraceCheckUtils]: 27: Hoare triple {14134#false} assume 0 == ~m_st~0;exists_runnable_thread_~__retres1~2 := 1; {14134#false} is VALID [2020-07-28 19:18:39,304 INFO L280 TraceCheckUtils]: 28: Hoare triple {14134#false} exists_runnable_thread_#res := exists_runnable_thread_~__retres1~2; {14134#false} is VALID [2020-07-28 19:18:39,305 INFO L280 TraceCheckUtils]: 29: Hoare triple {14134#false} eval_#t~ret0 := exists_runnable_thread_#res;assume -2147483648 <= eval_#t~ret0 && eval_#t~ret0 <= 2147483647;eval_~tmp~0 := eval_#t~ret0;havoc eval_#t~ret0; {14134#false} is VALID [2020-07-28 19:18:39,305 INFO L280 TraceCheckUtils]: 30: Hoare triple {14134#false} assume 0 != eval_~tmp~0; {14134#false} is VALID [2020-07-28 19:18:39,305 INFO L280 TraceCheckUtils]: 31: Hoare triple {14134#false} assume 0 == ~m_st~0;havoc eval_~tmp_ndt_1~0;assume -2147483648 <= eval_#t~nondet1 && eval_#t~nondet1 <= 2147483647;eval_~tmp_ndt_1~0 := eval_#t~nondet1;havoc eval_#t~nondet1; {14134#false} is VALID [2020-07-28 19:18:39,305 INFO L280 TraceCheckUtils]: 32: Hoare triple {14134#false} assume !(0 != eval_~tmp_ndt_1~0); {14134#false} is VALID [2020-07-28 19:18:39,306 INFO L280 TraceCheckUtils]: 33: Hoare triple {14134#false} assume 0 == ~t1_st~0;havoc eval_~tmp_ndt_2~0;assume -2147483648 <= eval_#t~nondet2 && eval_#t~nondet2 <= 2147483647;eval_~tmp_ndt_2~0 := eval_#t~nondet2;havoc eval_#t~nondet2; {14134#false} is VALID [2020-07-28 19:18:39,306 INFO L280 TraceCheckUtils]: 34: Hoare triple {14134#false} assume 0 != eval_~tmp_ndt_2~0;~t1_st~0 := 1; {14134#false} is VALID [2020-07-28 19:18:39,306 INFO L280 TraceCheckUtils]: 35: Hoare triple {14134#false} assume 0 == ~t1_pc~0; {14134#false} is VALID [2020-07-28 19:18:39,306 INFO L280 TraceCheckUtils]: 36: Hoare triple {14134#false} assume !false; {14134#false} is VALID [2020-07-28 19:18:39,307 INFO L280 TraceCheckUtils]: 37: Hoare triple {14134#false} ~t1_pc~0 := 1;~t1_st~0 := 2; {14134#false} is VALID [2020-07-28 19:18:39,307 INFO L280 TraceCheckUtils]: 38: Hoare triple {14134#false} assume !false; {14134#false} is VALID [2020-07-28 19:18:39,307 INFO L280 TraceCheckUtils]: 39: Hoare triple {14134#false} havoc exists_runnable_thread_#res;havoc exists_runnable_thread_~__retres1~2;havoc exists_runnable_thread_~__retres1~2; {14134#false} is VALID [2020-07-28 19:18:39,307 INFO L280 TraceCheckUtils]: 40: Hoare triple {14134#false} assume 0 == ~m_st~0;exists_runnable_thread_~__retres1~2 := 1; {14134#false} is VALID [2020-07-28 19:18:39,307 INFO L280 TraceCheckUtils]: 41: Hoare triple {14134#false} exists_runnable_thread_#res := exists_runnable_thread_~__retres1~2; {14134#false} is VALID [2020-07-28 19:18:39,308 INFO L280 TraceCheckUtils]: 42: Hoare triple {14134#false} eval_#t~ret0 := exists_runnable_thread_#res;assume -2147483648 <= eval_#t~ret0 && eval_#t~ret0 <= 2147483647;eval_~tmp~0 := eval_#t~ret0;havoc eval_#t~ret0; {14134#false} is VALID [2020-07-28 19:18:39,308 INFO L280 TraceCheckUtils]: 43: Hoare triple {14134#false} assume 0 != eval_~tmp~0; {14134#false} is VALID [2020-07-28 19:18:39,308 INFO L280 TraceCheckUtils]: 44: Hoare triple {14134#false} assume 0 == ~m_st~0;havoc eval_~tmp_ndt_1~0;assume -2147483648 <= eval_#t~nondet1 && eval_#t~nondet1 <= 2147483647;eval_~tmp_ndt_1~0 := eval_#t~nondet1;havoc eval_#t~nondet1; {14134#false} is VALID [2020-07-28 19:18:39,308 INFO L280 TraceCheckUtils]: 45: Hoare triple {14134#false} assume 0 != eval_~tmp_ndt_1~0;~m_st~0 := 1; {14134#false} is VALID [2020-07-28 19:18:39,309 INFO L280 TraceCheckUtils]: 46: Hoare triple {14134#false} assume 0 == ~m_pc~0; {14134#false} is VALID [2020-07-28 19:18:39,309 INFO L280 TraceCheckUtils]: 47: Hoare triple {14134#false} assume !false; {14134#false} is VALID [2020-07-28 19:18:39,310 INFO L280 TraceCheckUtils]: 48: Hoare triple {14134#false} ~E_1~0 := 1;havoc activate_threads_#t~ret3, activate_threads_#t~ret4, activate_threads_~tmp~1, activate_threads_~tmp___0~0;havoc activate_threads_~tmp~1;havoc activate_threads_~tmp___0~0;havoc is_master_triggered_#res;havoc is_master_triggered_~__retres1~0;havoc is_master_triggered_~__retres1~0; {14134#false} is VALID [2020-07-28 19:18:39,310 INFO L280 TraceCheckUtils]: 49: Hoare triple {14134#false} assume !(1 == ~m_pc~0); {14134#false} is VALID [2020-07-28 19:18:39,310 INFO L280 TraceCheckUtils]: 50: Hoare triple {14134#false} is_master_triggered_~__retres1~0 := 0; {14134#false} is VALID [2020-07-28 19:18:39,310 INFO L280 TraceCheckUtils]: 51: Hoare triple {14134#false} is_master_triggered_#res := is_master_triggered_~__retres1~0; {14134#false} is VALID [2020-07-28 19:18:39,311 INFO L280 TraceCheckUtils]: 52: Hoare triple {14134#false} activate_threads_#t~ret3 := is_master_triggered_#res;assume -2147483648 <= activate_threads_#t~ret3 && activate_threads_#t~ret3 <= 2147483647;activate_threads_~tmp~1 := activate_threads_#t~ret3;havoc activate_threads_#t~ret3; {14134#false} is VALID [2020-07-28 19:18:39,311 INFO L280 TraceCheckUtils]: 53: Hoare triple {14134#false} assume !(0 != activate_threads_~tmp~1); {14134#false} is VALID [2020-07-28 19:18:39,311 INFO L280 TraceCheckUtils]: 54: Hoare triple {14134#false} havoc is_transmit1_triggered_#res;havoc is_transmit1_triggered_~__retres1~1;havoc is_transmit1_triggered_~__retres1~1; {14134#false} is VALID [2020-07-28 19:18:39,312 INFO L280 TraceCheckUtils]: 55: Hoare triple {14134#false} assume 1 == ~t1_pc~0; {14134#false} is VALID [2020-07-28 19:18:39,312 INFO L280 TraceCheckUtils]: 56: Hoare triple {14134#false} assume 1 == ~E_1~0;is_transmit1_triggered_~__retres1~1 := 1; {14134#false} is VALID [2020-07-28 19:18:39,312 INFO L280 TraceCheckUtils]: 57: Hoare triple {14134#false} is_transmit1_triggered_#res := is_transmit1_triggered_~__retres1~1; {14134#false} is VALID [2020-07-28 19:18:39,312 INFO L280 TraceCheckUtils]: 58: Hoare triple {14134#false} activate_threads_#t~ret4 := is_transmit1_triggered_#res;assume -2147483648 <= activate_threads_#t~ret4 && activate_threads_#t~ret4 <= 2147483647;activate_threads_~tmp___0~0 := activate_threads_#t~ret4;havoc activate_threads_#t~ret4; {14134#false} is VALID [2020-07-28 19:18:39,312 INFO L280 TraceCheckUtils]: 59: Hoare triple {14134#false} assume 0 != activate_threads_~tmp___0~0;~t1_st~0 := 0; {14134#false} is VALID [2020-07-28 19:18:39,313 INFO L280 TraceCheckUtils]: 60: Hoare triple {14134#false} ~E_1~0 := 2; {14134#false} is VALID [2020-07-28 19:18:39,313 INFO L280 TraceCheckUtils]: 61: Hoare triple {14134#false} assume !false; {14134#false} is VALID [2020-07-28 19:18:39,313 INFO L280 TraceCheckUtils]: 62: Hoare triple {14134#false} ~m_pc~0 := 1;~m_st~0 := 2; {14134#false} is VALID [2020-07-28 19:18:39,314 INFO L280 TraceCheckUtils]: 63: Hoare triple {14134#false} assume 0 == ~t1_st~0;havoc eval_~tmp_ndt_2~0;assume -2147483648 <= eval_#t~nondet2 && eval_#t~nondet2 <= 2147483647;eval_~tmp_ndt_2~0 := eval_#t~nondet2;havoc eval_#t~nondet2; {14134#false} is VALID [2020-07-28 19:18:39,314 INFO L280 TraceCheckUtils]: 64: Hoare triple {14134#false} assume 0 != eval_~tmp_ndt_2~0;~t1_st~0 := 1; {14134#false} is VALID [2020-07-28 19:18:39,314 INFO L280 TraceCheckUtils]: 65: Hoare triple {14134#false} assume !(0 == ~t1_pc~0); {14134#false} is VALID [2020-07-28 19:18:39,314 INFO L280 TraceCheckUtils]: 66: Hoare triple {14134#false} assume 1 == ~t1_pc~0; {14134#false} is VALID [2020-07-28 19:18:39,314 INFO L280 TraceCheckUtils]: 67: Hoare triple {14134#false} assume !false; {14134#false} is VALID [2020-07-28 19:18:39,318 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2020-07-28 19:18:39,318 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [954065873] [2020-07-28 19:18:39,319 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-28 19:18:39,319 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-07-28 19:18:39,319 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1523846439] [2020-07-28 19:18:39,320 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 68 [2020-07-28 19:18:39,320 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-28 19:18:39,320 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states. [2020-07-28 19:18:39,377 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 59 edges. 59 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 19:18:39,377 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-07-28 19:18:39,377 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-28 19:18:39,377 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-07-28 19:18:39,377 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-07-28 19:18:39,378 INFO L87 Difference]: Start difference. First operand 864 states and 1109 transitions. Second operand 5 states. [2020-07-28 19:18:43,788 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:18:43,788 INFO L93 Difference]: Finished difference Result 2777 states and 3544 transitions. [2020-07-28 19:18:43,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-07-28 19:18:43,788 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 68 [2020-07-28 19:18:43,788 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-28 19:18:43,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2020-07-28 19:18:43,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 502 transitions. [2020-07-28 19:18:43,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2020-07-28 19:18:43,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 502 transitions. [2020-07-28 19:18:43,794 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 6 states and 502 transitions. [2020-07-28 19:18:44,340 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 502 edges. 502 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 19:18:44,498 INFO L225 Difference]: With dead ends: 2777 [2020-07-28 19:18:44,498 INFO L226 Difference]: Without dead ends: 1948 [2020-07-28 19:18:44,499 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2020-07-28 19:18:44,501 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1948 states. [2020-07-28 19:18:46,084 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1948 to 909. [2020-07-28 19:18:46,085 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-28 19:18:46,085 INFO L82 GeneralOperation]: Start isEquivalent. First operand 1948 states. Second operand 909 states. [2020-07-28 19:18:46,085 INFO L74 IsIncluded]: Start isIncluded. First operand 1948 states. Second operand 909 states. [2020-07-28 19:18:46,085 INFO L87 Difference]: Start difference. First operand 1948 states. Second operand 909 states. [2020-07-28 19:18:46,318 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:18:46,318 INFO L93 Difference]: Finished difference Result 1948 states and 2450 transitions. [2020-07-28 19:18:46,319 INFO L276 IsEmpty]: Start isEmpty. Operand 1948 states and 2450 transitions. [2020-07-28 19:18:46,323 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 19:18:46,323 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 19:18:46,323 INFO L74 IsIncluded]: Start isIncluded. First operand 909 states. Second operand 1948 states. [2020-07-28 19:18:46,323 INFO L87 Difference]: Start difference. First operand 909 states. Second operand 1948 states. [2020-07-28 19:18:46,447 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:18:46,447 INFO L93 Difference]: Finished difference Result 1948 states and 2450 transitions. [2020-07-28 19:18:46,447 INFO L276 IsEmpty]: Start isEmpty. Operand 1948 states and 2450 transitions. [2020-07-28 19:18:46,451 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 19:18:46,451 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 19:18:46,452 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-28 19:18:46,452 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-28 19:18:46,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 909 states. [2020-07-28 19:18:46,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 909 states to 909 states and 1143 transitions. [2020-07-28 19:18:46,512 INFO L78 Accepts]: Start accepts. Automaton has 909 states and 1143 transitions. Word has length 68 [2020-07-28 19:18:46,512 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-28 19:18:46,512 INFO L479 AbstractCegarLoop]: Abstraction has 909 states and 1143 transitions. [2020-07-28 19:18:46,512 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-07-28 19:18:46,512 INFO L276 IsEmpty]: Start isEmpty. Operand 909 states and 1143 transitions. [2020-07-28 19:18:46,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2020-07-28 19:18:46,514 INFO L414 BasicCegarLoop]: Found error trace [2020-07-28 19:18:46,514 INFO L422 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1] [2020-07-28 19:18:46,514 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-07-28 19:18:46,514 INFO L427 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-28 19:18:46,515 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-28 19:18:46,515 INFO L82 PathProgramCache]: Analyzing trace with hash 696050646, now seen corresponding path program 1 times [2020-07-28 19:18:46,515 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-28 19:18:46,516 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1404380041] [2020-07-28 19:18:46,516 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-28 19:18:46,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-28 19:18:46,607 INFO L280 TraceCheckUtils]: 0: Hoare triple {23271#true} ~m_pc~0 := 0;~t1_pc~0 := 0;~m_st~0 := 0;~t1_st~0 := 0;~m_i~0 := 0;~t1_i~0 := 0;~M_E~0 := 2;~T1_E~0 := 2;~E_1~0 := 2; {23271#true} is VALID [2020-07-28 19:18:46,607 INFO L280 TraceCheckUtils]: 1: Hoare triple {23271#true} havoc main_#res;havoc main_~__retres1~3;havoc main_~__retres1~3;~m_i~0 := 1;~t1_i~0 := 1; {23271#true} is VALID [2020-07-28 19:18:46,607 INFO L280 TraceCheckUtils]: 2: Hoare triple {23271#true} havoc start_simulation_#t~ret6, start_simulation_#t~ret7, start_simulation_~kernel_st~0, start_simulation_~tmp~3, start_simulation_~tmp___0~1;havoc start_simulation_~kernel_st~0;havoc start_simulation_~tmp~3;havoc start_simulation_~tmp___0~1;start_simulation_~kernel_st~0 := 0; {23271#true} is VALID [2020-07-28 19:18:46,608 INFO L280 TraceCheckUtils]: 3: Hoare triple {23271#true} assume 1 == ~m_i~0;~m_st~0 := 0; {23271#true} is VALID [2020-07-28 19:18:46,608 INFO L280 TraceCheckUtils]: 4: Hoare triple {23271#true} assume 1 == ~t1_i~0;~t1_st~0 := 0; {23271#true} is VALID [2020-07-28 19:18:46,608 INFO L280 TraceCheckUtils]: 5: Hoare triple {23271#true} assume !(0 == ~M_E~0); {23271#true} is VALID [2020-07-28 19:18:46,609 INFO L280 TraceCheckUtils]: 6: Hoare triple {23271#true} assume !(0 == ~T1_E~0); {23271#true} is VALID [2020-07-28 19:18:46,609 INFO L280 TraceCheckUtils]: 7: Hoare triple {23271#true} assume !(0 == ~E_1~0); {23271#true} is VALID [2020-07-28 19:18:46,609 INFO L280 TraceCheckUtils]: 8: Hoare triple {23271#true} havoc activate_threads_#t~ret3, activate_threads_#t~ret4, activate_threads_~tmp~1, activate_threads_~tmp___0~0;havoc activate_threads_~tmp~1;havoc activate_threads_~tmp___0~0;havoc is_master_triggered_#res;havoc is_master_triggered_~__retres1~0;havoc is_master_triggered_~__retres1~0; {23271#true} is VALID [2020-07-28 19:18:46,609 INFO L280 TraceCheckUtils]: 9: Hoare triple {23271#true} assume !(1 == ~m_pc~0); {23271#true} is VALID [2020-07-28 19:18:46,610 INFO L280 TraceCheckUtils]: 10: Hoare triple {23271#true} is_master_triggered_~__retres1~0 := 0; {23271#true} is VALID [2020-07-28 19:18:46,610 INFO L280 TraceCheckUtils]: 11: Hoare triple {23271#true} is_master_triggered_#res := is_master_triggered_~__retres1~0; {23271#true} is VALID [2020-07-28 19:18:46,610 INFO L280 TraceCheckUtils]: 12: Hoare triple {23271#true} activate_threads_#t~ret3 := is_master_triggered_#res;assume -2147483648 <= activate_threads_#t~ret3 && activate_threads_#t~ret3 <= 2147483647;activate_threads_~tmp~1 := activate_threads_#t~ret3;havoc activate_threads_#t~ret3; {23271#true} is VALID [2020-07-28 19:18:46,616 INFO L280 TraceCheckUtils]: 13: Hoare triple {23271#true} assume !(0 != activate_threads_~tmp~1); {23271#true} is VALID [2020-07-28 19:18:46,616 INFO L280 TraceCheckUtils]: 14: Hoare triple {23271#true} havoc is_transmit1_triggered_#res;havoc is_transmit1_triggered_~__retres1~1;havoc is_transmit1_triggered_~__retres1~1; {23271#true} is VALID [2020-07-28 19:18:46,616 INFO L280 TraceCheckUtils]: 15: Hoare triple {23271#true} assume !(1 == ~t1_pc~0); {23271#true} is VALID [2020-07-28 19:18:46,618 INFO L280 TraceCheckUtils]: 16: Hoare triple {23271#true} is_transmit1_triggered_~__retres1~1 := 0; {23273#(and (<= 0 ULTIMATE.start_is_transmit1_triggered_~__retres1~1) (<= ULTIMATE.start_is_transmit1_triggered_~__retres1~1 0))} is VALID [2020-07-28 19:18:46,619 INFO L280 TraceCheckUtils]: 17: Hoare triple {23273#(and (<= 0 ULTIMATE.start_is_transmit1_triggered_~__retres1~1) (<= ULTIMATE.start_is_transmit1_triggered_~__retres1~1 0))} is_transmit1_triggered_#res := is_transmit1_triggered_~__retres1~1; {23274#(and (<= 0 |ULTIMATE.start_is_transmit1_triggered_#res|) (<= |ULTIMATE.start_is_transmit1_triggered_#res| 0))} is VALID [2020-07-28 19:18:46,620 INFO L280 TraceCheckUtils]: 18: Hoare triple {23274#(and (<= 0 |ULTIMATE.start_is_transmit1_triggered_#res|) (<= |ULTIMATE.start_is_transmit1_triggered_#res| 0))} activate_threads_#t~ret4 := is_transmit1_triggered_#res;assume -2147483648 <= activate_threads_#t~ret4 && activate_threads_#t~ret4 <= 2147483647;activate_threads_~tmp___0~0 := activate_threads_#t~ret4;havoc activate_threads_#t~ret4; {23275#(and (<= ULTIMATE.start_activate_threads_~tmp___0~0 0) (<= 0 ULTIMATE.start_activate_threads_~tmp___0~0))} is VALID [2020-07-28 19:18:46,620 INFO L280 TraceCheckUtils]: 19: Hoare triple {23275#(and (<= ULTIMATE.start_activate_threads_~tmp___0~0 0) (<= 0 ULTIMATE.start_activate_threads_~tmp___0~0))} assume 0 != activate_threads_~tmp___0~0;~t1_st~0 := 0; {23272#false} is VALID [2020-07-28 19:18:46,621 INFO L280 TraceCheckUtils]: 20: Hoare triple {23272#false} assume !(1 == ~M_E~0); {23272#false} is VALID [2020-07-28 19:18:46,621 INFO L280 TraceCheckUtils]: 21: Hoare triple {23272#false} assume !(1 == ~T1_E~0); {23272#false} is VALID [2020-07-28 19:18:46,621 INFO L280 TraceCheckUtils]: 22: Hoare triple {23272#false} assume !(1 == ~E_1~0); {23272#false} is VALID [2020-07-28 19:18:46,621 INFO L280 TraceCheckUtils]: 23: Hoare triple {23272#false} assume !false; {23272#false} is VALID [2020-07-28 19:18:46,622 INFO L280 TraceCheckUtils]: 24: Hoare triple {23272#false} start_simulation_~kernel_st~0 := 1;havoc eval_#t~ret0, eval_#t~nondet1, eval_~tmp_ndt_1~0, eval_#t~nondet2, eval_~tmp_ndt_2~0, eval_~tmp~0;havoc eval_~tmp~0; {23272#false} is VALID [2020-07-28 19:18:46,622 INFO L280 TraceCheckUtils]: 25: Hoare triple {23272#false} assume !false; {23272#false} is VALID [2020-07-28 19:18:46,622 INFO L280 TraceCheckUtils]: 26: Hoare triple {23272#false} havoc exists_runnable_thread_#res;havoc exists_runnable_thread_~__retres1~2;havoc exists_runnable_thread_~__retres1~2; {23272#false} is VALID [2020-07-28 19:18:46,623 INFO L280 TraceCheckUtils]: 27: Hoare triple {23272#false} assume 0 == ~m_st~0;exists_runnable_thread_~__retres1~2 := 1; {23272#false} is VALID [2020-07-28 19:18:46,623 INFO L280 TraceCheckUtils]: 28: Hoare triple {23272#false} exists_runnable_thread_#res := exists_runnable_thread_~__retres1~2; {23272#false} is VALID [2020-07-28 19:18:46,623 INFO L280 TraceCheckUtils]: 29: Hoare triple {23272#false} eval_#t~ret0 := exists_runnable_thread_#res;assume -2147483648 <= eval_#t~ret0 && eval_#t~ret0 <= 2147483647;eval_~tmp~0 := eval_#t~ret0;havoc eval_#t~ret0; {23272#false} is VALID [2020-07-28 19:18:46,623 INFO L280 TraceCheckUtils]: 30: Hoare triple {23272#false} assume 0 != eval_~tmp~0; {23272#false} is VALID [2020-07-28 19:18:46,623 INFO L280 TraceCheckUtils]: 31: Hoare triple {23272#false} assume 0 == ~m_st~0;havoc eval_~tmp_ndt_1~0;assume -2147483648 <= eval_#t~nondet1 && eval_#t~nondet1 <= 2147483647;eval_~tmp_ndt_1~0 := eval_#t~nondet1;havoc eval_#t~nondet1; {23272#false} is VALID [2020-07-28 19:18:46,624 INFO L280 TraceCheckUtils]: 32: Hoare triple {23272#false} assume !(0 != eval_~tmp_ndt_1~0); {23272#false} is VALID [2020-07-28 19:18:46,624 INFO L280 TraceCheckUtils]: 33: Hoare triple {23272#false} assume 0 == ~t1_st~0;havoc eval_~tmp_ndt_2~0;assume -2147483648 <= eval_#t~nondet2 && eval_#t~nondet2 <= 2147483647;eval_~tmp_ndt_2~0 := eval_#t~nondet2;havoc eval_#t~nondet2; {23272#false} is VALID [2020-07-28 19:18:46,624 INFO L280 TraceCheckUtils]: 34: Hoare triple {23272#false} assume 0 != eval_~tmp_ndt_2~0;~t1_st~0 := 1; {23272#false} is VALID [2020-07-28 19:18:46,625 INFO L280 TraceCheckUtils]: 35: Hoare triple {23272#false} assume 0 == ~t1_pc~0; {23272#false} is VALID [2020-07-28 19:18:46,625 INFO L280 TraceCheckUtils]: 36: Hoare triple {23272#false} assume !false; {23272#false} is VALID [2020-07-28 19:18:46,627 INFO L280 TraceCheckUtils]: 37: Hoare triple {23272#false} ~t1_pc~0 := 1;~t1_st~0 := 2; {23272#false} is VALID [2020-07-28 19:18:46,627 INFO L280 TraceCheckUtils]: 38: Hoare triple {23272#false} assume !false; {23272#false} is VALID [2020-07-28 19:18:46,627 INFO L280 TraceCheckUtils]: 39: Hoare triple {23272#false} havoc exists_runnable_thread_#res;havoc exists_runnable_thread_~__retres1~2;havoc exists_runnable_thread_~__retres1~2; {23272#false} is VALID [2020-07-28 19:18:46,628 INFO L280 TraceCheckUtils]: 40: Hoare triple {23272#false} assume 0 == ~m_st~0;exists_runnable_thread_~__retres1~2 := 1; {23272#false} is VALID [2020-07-28 19:18:46,628 INFO L280 TraceCheckUtils]: 41: Hoare triple {23272#false} exists_runnable_thread_#res := exists_runnable_thread_~__retres1~2; {23272#false} is VALID [2020-07-28 19:18:46,628 INFO L280 TraceCheckUtils]: 42: Hoare triple {23272#false} eval_#t~ret0 := exists_runnable_thread_#res;assume -2147483648 <= eval_#t~ret0 && eval_#t~ret0 <= 2147483647;eval_~tmp~0 := eval_#t~ret0;havoc eval_#t~ret0; {23272#false} is VALID [2020-07-28 19:18:46,629 INFO L280 TraceCheckUtils]: 43: Hoare triple {23272#false} assume 0 != eval_~tmp~0; {23272#false} is VALID [2020-07-28 19:18:46,629 INFO L280 TraceCheckUtils]: 44: Hoare triple {23272#false} assume 0 == ~m_st~0;havoc eval_~tmp_ndt_1~0;assume -2147483648 <= eval_#t~nondet1 && eval_#t~nondet1 <= 2147483647;eval_~tmp_ndt_1~0 := eval_#t~nondet1;havoc eval_#t~nondet1; {23272#false} is VALID [2020-07-28 19:18:46,629 INFO L280 TraceCheckUtils]: 45: Hoare triple {23272#false} assume 0 != eval_~tmp_ndt_1~0;~m_st~0 := 1; {23272#false} is VALID [2020-07-28 19:18:46,633 INFO L280 TraceCheckUtils]: 46: Hoare triple {23272#false} assume 0 == ~m_pc~0; {23272#false} is VALID [2020-07-28 19:18:46,633 INFO L280 TraceCheckUtils]: 47: Hoare triple {23272#false} assume !false; {23272#false} is VALID [2020-07-28 19:18:46,634 INFO L280 TraceCheckUtils]: 48: Hoare triple {23272#false} ~E_1~0 := 1;havoc activate_threads_#t~ret3, activate_threads_#t~ret4, activate_threads_~tmp~1, activate_threads_~tmp___0~0;havoc activate_threads_~tmp~1;havoc activate_threads_~tmp___0~0;havoc is_master_triggered_#res;havoc is_master_triggered_~__retres1~0;havoc is_master_triggered_~__retres1~0; {23272#false} is VALID [2020-07-28 19:18:46,634 INFO L280 TraceCheckUtils]: 49: Hoare triple {23272#false} assume !(1 == ~m_pc~0); {23272#false} is VALID [2020-07-28 19:18:46,634 INFO L280 TraceCheckUtils]: 50: Hoare triple {23272#false} is_master_triggered_~__retres1~0 := 0; {23272#false} is VALID [2020-07-28 19:18:46,635 INFO L280 TraceCheckUtils]: 51: Hoare triple {23272#false} is_master_triggered_#res := is_master_triggered_~__retres1~0; {23272#false} is VALID [2020-07-28 19:18:46,635 INFO L280 TraceCheckUtils]: 52: Hoare triple {23272#false} activate_threads_#t~ret3 := is_master_triggered_#res;assume -2147483648 <= activate_threads_#t~ret3 && activate_threads_#t~ret3 <= 2147483647;activate_threads_~tmp~1 := activate_threads_#t~ret3;havoc activate_threads_#t~ret3; {23272#false} is VALID [2020-07-28 19:18:46,635 INFO L280 TraceCheckUtils]: 53: Hoare triple {23272#false} assume !(0 != activate_threads_~tmp~1); {23272#false} is VALID [2020-07-28 19:18:46,635 INFO L280 TraceCheckUtils]: 54: Hoare triple {23272#false} havoc is_transmit1_triggered_#res;havoc is_transmit1_triggered_~__retres1~1;havoc is_transmit1_triggered_~__retres1~1; {23272#false} is VALID [2020-07-28 19:18:46,636 INFO L280 TraceCheckUtils]: 55: Hoare triple {23272#false} assume 1 == ~t1_pc~0; {23272#false} is VALID [2020-07-28 19:18:46,636 INFO L280 TraceCheckUtils]: 56: Hoare triple {23272#false} assume 1 == ~E_1~0;is_transmit1_triggered_~__retres1~1 := 1; {23272#false} is VALID [2020-07-28 19:18:46,636 INFO L280 TraceCheckUtils]: 57: Hoare triple {23272#false} is_transmit1_triggered_#res := is_transmit1_triggered_~__retres1~1; {23272#false} is VALID [2020-07-28 19:18:46,637 INFO L280 TraceCheckUtils]: 58: Hoare triple {23272#false} activate_threads_#t~ret4 := is_transmit1_triggered_#res;assume -2147483648 <= activate_threads_#t~ret4 && activate_threads_#t~ret4 <= 2147483647;activate_threads_~tmp___0~0 := activate_threads_#t~ret4;havoc activate_threads_#t~ret4; {23272#false} is VALID [2020-07-28 19:18:46,637 INFO L280 TraceCheckUtils]: 59: Hoare triple {23272#false} assume 0 != activate_threads_~tmp___0~0;~t1_st~0 := 0; {23272#false} is VALID [2020-07-28 19:18:46,637 INFO L280 TraceCheckUtils]: 60: Hoare triple {23272#false} ~E_1~0 := 2; {23272#false} is VALID [2020-07-28 19:18:46,638 INFO L280 TraceCheckUtils]: 61: Hoare triple {23272#false} assume !false; {23272#false} is VALID [2020-07-28 19:18:46,638 INFO L280 TraceCheckUtils]: 62: Hoare triple {23272#false} ~m_pc~0 := 1;~m_st~0 := 2; {23272#false} is VALID [2020-07-28 19:18:46,638 INFO L280 TraceCheckUtils]: 63: Hoare triple {23272#false} assume 0 == ~t1_st~0;havoc eval_~tmp_ndt_2~0;assume -2147483648 <= eval_#t~nondet2 && eval_#t~nondet2 <= 2147483647;eval_~tmp_ndt_2~0 := eval_#t~nondet2;havoc eval_#t~nondet2; {23272#false} is VALID [2020-07-28 19:18:46,638 INFO L280 TraceCheckUtils]: 64: Hoare triple {23272#false} assume 0 != eval_~tmp_ndt_2~0;~t1_st~0 := 1; {23272#false} is VALID [2020-07-28 19:18:46,639 INFO L280 TraceCheckUtils]: 65: Hoare triple {23272#false} assume !(0 == ~t1_pc~0); {23272#false} is VALID [2020-07-28 19:18:46,639 INFO L280 TraceCheckUtils]: 66: Hoare triple {23272#false} assume 1 == ~t1_pc~0; {23272#false} is VALID [2020-07-28 19:18:46,639 INFO L280 TraceCheckUtils]: 67: Hoare triple {23272#false} assume !false; {23272#false} is VALID [2020-07-28 19:18:46,646 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2020-07-28 19:18:46,646 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1404380041] [2020-07-28 19:18:46,647 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-28 19:18:46,647 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-07-28 19:18:46,652 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1513488857] [2020-07-28 19:18:46,653 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 68 [2020-07-28 19:18:46,653 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-28 19:18:46,653 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states. [2020-07-28 19:18:46,709 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 59 edges. 59 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 19:18:46,709 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-07-28 19:18:46,709 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-28 19:18:46,709 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-07-28 19:18:46,710 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-07-28 19:18:46,710 INFO L87 Difference]: Start difference. First operand 909 states and 1143 transitions. Second operand 5 states. [2020-07-28 19:18:50,774 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:18:50,774 INFO L93 Difference]: Finished difference Result 2232 states and 2821 transitions. [2020-07-28 19:18:50,774 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-07-28 19:18:50,774 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 68 [2020-07-28 19:18:50,774 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-28 19:18:50,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2020-07-28 19:18:50,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 392 transitions. [2020-07-28 19:18:50,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2020-07-28 19:18:50,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 392 transitions. [2020-07-28 19:18:50,778 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 6 states and 392 transitions. [2020-07-28 19:18:51,171 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 392 edges. 392 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 19:18:51,263 INFO L225 Difference]: With dead ends: 2232 [2020-07-28 19:18:51,263 INFO L226 Difference]: Without dead ends: 1361 [2020-07-28 19:18:51,264 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2020-07-28 19:18:51,265 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1361 states. [2020-07-28 19:18:53,561 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1361 to 921. [2020-07-28 19:18:53,561 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-28 19:18:53,562 INFO L82 GeneralOperation]: Start isEquivalent. First operand 1361 states. Second operand 921 states. [2020-07-28 19:18:53,562 INFO L74 IsIncluded]: Start isIncluded. First operand 1361 states. Second operand 921 states. [2020-07-28 19:18:53,562 INFO L87 Difference]: Start difference. First operand 1361 states. Second operand 921 states. [2020-07-28 19:18:53,618 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:18:53,618 INFO L93 Difference]: Finished difference Result 1361 states and 1695 transitions. [2020-07-28 19:18:53,618 INFO L276 IsEmpty]: Start isEmpty. Operand 1361 states and 1695 transitions. [2020-07-28 19:18:53,620 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 19:18:53,620 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 19:18:53,621 INFO L74 IsIncluded]: Start isIncluded. First operand 921 states. Second operand 1361 states. [2020-07-28 19:18:53,621 INFO L87 Difference]: Start difference. First operand 921 states. Second operand 1361 states. [2020-07-28 19:18:53,680 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 19:18:53,680 INFO L93 Difference]: Finished difference Result 1361 states and 1695 transitions. [2020-07-28 19:18:53,680 INFO L276 IsEmpty]: Start isEmpty. Operand 1361 states and 1695 transitions. [2020-07-28 19:18:53,681 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 19:18:53,681 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 19:18:53,682 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-28 19:18:53,682 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-28 19:18:53,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 921 states. [2020-07-28 19:18:53,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 921 states to 921 states and 1133 transitions. [2020-07-28 19:18:53,715 INFO L78 Accepts]: Start accepts. Automaton has 921 states and 1133 transitions. Word has length 68 [2020-07-28 19:18:53,716 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-28 19:18:53,716 INFO L479 AbstractCegarLoop]: Abstraction has 921 states and 1133 transitions. [2020-07-28 19:18:53,716 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-07-28 19:18:53,716 INFO L276 IsEmpty]: Start isEmpty. Operand 921 states and 1133 transitions. [2020-07-28 19:18:53,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2020-07-28 19:18:53,716 INFO L414 BasicCegarLoop]: Found error trace [2020-07-28 19:18:53,717 INFO L422 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1] [2020-07-28 19:18:53,717 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-07-28 19:18:53,717 INFO L427 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-28 19:18:53,717 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-28 19:18:53,717 INFO L82 PathProgramCache]: Analyzing trace with hash 680531928, now seen corresponding path program 1 times [2020-07-28 19:18:53,717 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-28 19:18:53,718 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [228004806] [2020-07-28 19:18:53,718 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-28 19:18:53,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-28 19:18:53,732 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-07-28 19:18:53,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-28 19:18:53,744 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-07-28 19:18:53,776 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-07-28 19:18:53,777 INFO L520 BasicCegarLoop]: Counterexample might be feasible [2020-07-28 19:18:53,777 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-07-28 19:18:53,911 WARN L170 areAnnotationChecker]: ULTIMATE.startENTRY has no Hoare annotation [2020-07-28 19:18:53,911 WARN L170 areAnnotationChecker]: L-1 has no Hoare annotation [2020-07-28 19:18:53,911 WARN L170 areAnnotationChecker]: L357 has no Hoare annotation [2020-07-28 19:18:53,911 WARN L170 areAnnotationChecker]: L144 has no Hoare annotation [2020-07-28 19:18:53,911 WARN L170 areAnnotationChecker]: L144 has no Hoare annotation [2020-07-28 19:18:53,911 WARN L170 areAnnotationChecker]: L151-1 has no Hoare annotation [2020-07-28 19:18:53,913 WARN L170 areAnnotationChecker]: L151-1 has no Hoare annotation [2020-07-28 19:18:53,913 WARN L170 areAnnotationChecker]: L156-1 has no Hoare annotation [2020-07-28 19:18:53,913 WARN L170 areAnnotationChecker]: L156-1 has no Hoare annotation [2020-07-28 19:18:53,913 WARN L170 areAnnotationChecker]: L240-1 has no Hoare annotation [2020-07-28 19:18:53,913 WARN L170 areAnnotationChecker]: L240-1 has no Hoare annotation [2020-07-28 19:18:53,913 WARN L170 areAnnotationChecker]: L245-1 has no Hoare annotation [2020-07-28 19:18:53,914 WARN L170 areAnnotationChecker]: L245-1 has no Hoare annotation [2020-07-28 19:18:53,914 WARN L170 areAnnotationChecker]: L250-1 has no Hoare annotation [2020-07-28 19:18:53,914 WARN L170 areAnnotationChecker]: L105 has no Hoare annotation [2020-07-28 19:18:53,914 WARN L170 areAnnotationChecker]: L105 has no Hoare annotation [2020-07-28 19:18:53,914 WARN L170 areAnnotationChecker]: L106 has no Hoare annotation [2020-07-28 19:18:53,914 WARN L170 areAnnotationChecker]: L106 has no Hoare annotation [2020-07-28 19:18:53,915 WARN L170 areAnnotationChecker]: L105-2 has no Hoare annotation [2020-07-28 19:18:53,915 WARN L170 areAnnotationChecker]: L116 has no Hoare annotation [2020-07-28 19:18:53,915 WARN L170 areAnnotationChecker]: L117 has no Hoare annotation [2020-07-28 19:18:53,915 WARN L170 areAnnotationChecker]: L290 has no Hoare annotation [2020-07-28 19:18:53,915 WARN L170 areAnnotationChecker]: L290 has no Hoare annotation [2020-07-28 19:18:53,915 WARN L170 areAnnotationChecker]: L290-2 has no Hoare annotation [2020-07-28 19:18:53,915 WARN L170 areAnnotationChecker]: L124 has no Hoare annotation [2020-07-28 19:18:53,916 WARN L170 areAnnotationChecker]: L124 has no Hoare annotation [2020-07-28 19:18:53,916 WARN L170 areAnnotationChecker]: L125 has no Hoare annotation [2020-07-28 19:18:53,916 WARN L170 areAnnotationChecker]: L125 has no Hoare annotation [2020-07-28 19:18:53,916 WARN L170 areAnnotationChecker]: L124-2 has no Hoare annotation [2020-07-28 19:18:53,916 WARN L170 areAnnotationChecker]: L135 has no Hoare annotation [2020-07-28 19:18:53,916 WARN L170 areAnnotationChecker]: L136 has no Hoare annotation [2020-07-28 19:18:53,917 WARN L170 areAnnotationChecker]: L298 has no Hoare annotation [2020-07-28 19:18:53,917 WARN L170 areAnnotationChecker]: L298 has no Hoare annotation [2020-07-28 19:18:53,917 WARN L170 areAnnotationChecker]: L298-2 has no Hoare annotation [2020-07-28 19:18:53,917 WARN L170 areAnnotationChecker]: L298-2 has no Hoare annotation [2020-07-28 19:18:53,917 WARN L170 areAnnotationChecker]: L263-1 has no Hoare annotation [2020-07-28 19:18:53,917 WARN L170 areAnnotationChecker]: L263-1 has no Hoare annotation [2020-07-28 19:18:53,917 WARN L170 areAnnotationChecker]: L268-1 has no Hoare annotation [2020-07-28 19:18:53,918 WARN L170 areAnnotationChecker]: L268-1 has no Hoare annotation [2020-07-28 19:18:53,918 WARN L170 areAnnotationChecker]: L394-1 has no Hoare annotation [2020-07-28 19:18:53,918 WARN L170 areAnnotationChecker]: L394-1 has no Hoare annotation [2020-07-28 19:18:53,918 WARN L170 areAnnotationChecker]: L394-1 has no Hoare annotation [2020-07-28 19:18:53,918 WARN L170 areAnnotationChecker]: L432 has no Hoare annotation [2020-07-28 19:18:53,918 WARN L170 areAnnotationChecker]: L395 has no Hoare annotation [2020-07-28 19:18:53,918 WARN L170 areAnnotationChecker]: L447 has no Hoare annotation [2020-07-28 19:18:53,919 WARN L170 areAnnotationChecker]: L215 has no Hoare annotation [2020-07-28 19:18:53,919 WARN L170 areAnnotationChecker]: L215 has no Hoare annotation [2020-07-28 19:18:53,919 WARN L170 areAnnotationChecker]: L215 has no Hoare annotation [2020-07-28 19:18:53,919 WARN L170 areAnnotationChecker]: ULTIMATE.startFINAL has no Hoare annotation [2020-07-28 19:18:53,919 WARN L170 areAnnotationChecker]: L230 has no Hoare annotation [2020-07-28 19:18:53,919 WARN L170 areAnnotationChecker]: L192 has no Hoare annotation [2020-07-28 19:18:53,920 WARN L170 areAnnotationChecker]: L144-1 has no Hoare annotation [2020-07-28 19:18:53,920 WARN L170 areAnnotationChecker]: L169 has no Hoare annotation [2020-07-28 19:18:53,920 WARN L170 areAnnotationChecker]: L169 has no Hoare annotation [2020-07-28 19:18:53,920 WARN L170 areAnnotationChecker]: L240-2 has no Hoare annotation [2020-07-28 19:18:53,920 WARN L170 areAnnotationChecker]: L240-2 has no Hoare annotation [2020-07-28 19:18:53,920 WARN L170 areAnnotationChecker]: L181 has no Hoare annotation [2020-07-28 19:18:53,920 WARN L170 areAnnotationChecker]: L173 has no Hoare annotation [2020-07-28 19:18:53,921 WARN L170 areAnnotationChecker]: L173 has no Hoare annotation [2020-07-28 19:18:53,921 WARN L170 areAnnotationChecker]: L240-4 has no Hoare annotation [2020-07-28 19:18:53,921 WARN L170 areAnnotationChecker]: L240-4 has no Hoare annotation [2020-07-28 19:18:53,921 WARN L170 areAnnotationChecker]: L182 has no Hoare annotation [2020-07-28 19:18:53,921 WARN L170 areAnnotationChecker]: L245-3 has no Hoare annotation [2020-07-28 19:18:53,921 WARN L170 areAnnotationChecker]: L245-3 has no Hoare annotation [2020-07-28 19:18:53,922 WARN L170 areAnnotationChecker]: L196 has no Hoare annotation [2020-07-28 19:18:53,922 WARN L170 areAnnotationChecker]: L196 has no Hoare annotation [2020-07-28 19:18:53,922 WARN L170 areAnnotationChecker]: L250-3 has no Hoare annotation [2020-07-28 19:18:53,922 WARN L170 areAnnotationChecker]: L196-1 has no Hoare annotation [2020-07-28 19:18:53,922 WARN L170 areAnnotationChecker]: L196-1 has no Hoare annotation [2020-07-28 19:18:53,922 WARN L170 areAnnotationChecker]: L105-6 has no Hoare annotation [2020-07-28 19:18:53,922 WARN L170 areAnnotationChecker]: L105-6 has no Hoare annotation [2020-07-28 19:18:53,923 WARN L170 areAnnotationChecker]: L204 has no Hoare annotation [2020-07-28 19:18:53,923 WARN L170 areAnnotationChecker]: L204 has no Hoare annotation [2020-07-28 19:18:53,923 WARN L170 areAnnotationChecker]: L201 has no Hoare annotation [2020-07-28 19:18:53,923 WARN L170 areAnnotationChecker]: L201 has no Hoare annotation [2020-07-28 19:18:53,923 WARN L170 areAnnotationChecker]: L106-2 has no Hoare annotation [2020-07-28 19:18:53,923 WARN L170 areAnnotationChecker]: L106-2 has no Hoare annotation [2020-07-28 19:18:53,924 WARN L170 areAnnotationChecker]: L105-8 has no Hoare annotation [2020-07-28 19:18:53,924 WARN L170 areAnnotationChecker]: L31 has no Hoare annotation [2020-07-28 19:18:53,924 WARN L170 areAnnotationChecker]: L31 has no Hoare annotation [2020-07-28 19:18:53,924 WARN L170 areAnnotationChecker]: L218 has no Hoare annotation [2020-07-28 19:18:53,924 WARN L170 areAnnotationChecker]: L218 has no Hoare annotation [2020-07-28 19:18:53,924 WARN L170 areAnnotationChecker]: L116-2 has no Hoare annotation [2020-07-28 19:18:53,924 WARN L170 areAnnotationChecker]: L58 has no Hoare annotation [2020-07-28 19:18:53,925 WARN L170 areAnnotationChecker]: L58 has no Hoare annotation [2020-07-28 19:18:53,925 WARN L170 areAnnotationChecker]: L58 has no Hoare annotation [2020-07-28 19:18:53,925 WARN L170 areAnnotationChecker]: L34 has no Hoare annotation [2020-07-28 19:18:53,925 WARN L170 areAnnotationChecker]: L34 has no Hoare annotation [2020-07-28 19:18:53,925 WARN L170 areAnnotationChecker]: L72 has no Hoare annotation [2020-07-28 19:18:53,925 WARN L170 areAnnotationChecker]: L72 has no Hoare annotation [2020-07-28 19:18:53,925 WARN L170 areAnnotationChecker]: L117-2 has no Hoare annotation [2020-07-28 19:18:53,925 WARN L170 areAnnotationChecker]: L43 has no Hoare annotation [2020-07-28 19:18:53,925 WARN L170 areAnnotationChecker]: L35 has no Hoare annotation [2020-07-28 19:18:53,925 WARN L170 areAnnotationChecker]: L35 has no Hoare annotation [2020-07-28 19:18:53,925 WARN L170 areAnnotationChecker]: L35 has no Hoare annotation [2020-07-28 19:18:53,925 WARN L170 areAnnotationChecker]: L12 has no Hoare annotation [2020-07-28 19:18:53,926 WARN L170 areAnnotationChecker]: L12 has no Hoare annotation [2020-07-28 19:18:53,926 WARN L170 areAnnotationChecker]: L12 has no Hoare annotation [2020-07-28 19:18:53,926 WARN L170 areAnnotationChecker]: L75 has no Hoare annotation [2020-07-28 19:18:53,926 WARN L170 areAnnotationChecker]: L75 has no Hoare annotation [2020-07-28 19:18:53,926 WARN L170 areAnnotationChecker]: L290-6 has no Hoare annotation [2020-07-28 19:18:53,926 WARN L170 areAnnotationChecker]: L290-6 has no Hoare annotation [2020-07-28 19:18:53,926 WARN L170 areAnnotationChecker]: L105-3 has no Hoare annotation [2020-07-28 19:18:53,926 WARN L170 areAnnotationChecker]: L105-3 has no Hoare annotation [2020-07-28 19:18:53,926 WARN L170 areAnnotationChecker]: L51 has no Hoare annotation [2020-07-28 19:18:53,926 WARN L170 areAnnotationChecker]: L84 has no Hoare annotation [2020-07-28 19:18:53,926 WARN L170 areAnnotationChecker]: L76 has no Hoare annotation [2020-07-28 19:18:53,927 WARN L170 areAnnotationChecker]: L76 has no Hoare annotation [2020-07-28 19:18:53,927 WARN L170 areAnnotationChecker]: L290-8 has no Hoare annotation [2020-07-28 19:18:53,927 WARN L170 areAnnotationChecker]: L106-1 has no Hoare annotation [2020-07-28 19:18:53,927 WARN L170 areAnnotationChecker]: L106-1 has no Hoare annotation [2020-07-28 19:18:53,927 WARN L170 areAnnotationChecker]: L105-5 has no Hoare annotation [2020-07-28 19:18:53,927 WARN L170 areAnnotationChecker]: L124-6 has no Hoare annotation [2020-07-28 19:18:53,928 WARN L170 areAnnotationChecker]: L124-6 has no Hoare annotation [2020-07-28 19:18:53,928 WARN L170 areAnnotationChecker]: L116-1 has no Hoare annotation [2020-07-28 19:18:53,928 WARN L170 areAnnotationChecker]: L125-2 has no Hoare annotation [2020-07-28 19:18:53,928 WARN L170 areAnnotationChecker]: L125-2 has no Hoare annotation [2020-07-28 19:18:53,928 WARN L170 areAnnotationChecker]: L124-8 has no Hoare annotation [2020-07-28 19:18:53,928 WARN L170 areAnnotationChecker]: L117-1 has no Hoare annotation [2020-07-28 19:18:53,928 WARN L170 areAnnotationChecker]: L135-2 has no Hoare annotation [2020-07-28 19:18:53,928 WARN L170 areAnnotationChecker]: L290-3 has no Hoare annotation [2020-07-28 19:18:53,928 WARN L170 areAnnotationChecker]: L290-3 has no Hoare annotation [2020-07-28 19:18:53,929 WARN L170 areAnnotationChecker]: L136-2 has no Hoare annotation [2020-07-28 19:18:53,929 WARN L170 areAnnotationChecker]: L290-5 has no Hoare annotation [2020-07-28 19:18:53,929 WARN L170 areAnnotationChecker]: L298-6 has no Hoare annotation [2020-07-28 19:18:53,929 WARN L170 areAnnotationChecker]: L298-6 has no Hoare annotation [2020-07-28 19:18:53,929 WARN L170 areAnnotationChecker]: L124-3 has no Hoare annotation [2020-07-28 19:18:53,929 WARN L170 areAnnotationChecker]: L124-3 has no Hoare annotation [2020-07-28 19:18:53,929 WARN L170 areAnnotationChecker]: L298-8 has no Hoare annotation [2020-07-28 19:18:53,929 WARN L170 areAnnotationChecker]: L298-8 has no Hoare annotation [2020-07-28 19:18:53,929 WARN L170 areAnnotationChecker]: L125-1 has no Hoare annotation [2020-07-28 19:18:53,929 WARN L170 areAnnotationChecker]: L125-1 has no Hoare annotation [2020-07-28 19:18:53,929 WARN L170 areAnnotationChecker]: L124-5 has no Hoare annotation [2020-07-28 19:18:53,929 WARN L170 areAnnotationChecker]: L263-3 has no Hoare annotation [2020-07-28 19:18:53,930 WARN L170 areAnnotationChecker]: L263-3 has no Hoare annotation [2020-07-28 19:18:53,930 WARN L170 areAnnotationChecker]: L135-1 has no Hoare annotation [2020-07-28 19:18:53,930 WARN L170 areAnnotationChecker]: L268-3 has no Hoare annotation [2020-07-28 19:18:53,930 WARN L170 areAnnotationChecker]: L268-3 has no Hoare annotation [2020-07-28 19:18:53,930 WARN L170 areAnnotationChecker]: L136-1 has no Hoare annotation [2020-07-28 19:18:53,930 WARN L170 areAnnotationChecker]: L273-3 has no Hoare annotation [2020-07-28 19:18:53,930 WARN L170 areAnnotationChecker]: L298-3 has no Hoare annotation [2020-07-28 19:18:53,930 WARN L170 areAnnotationChecker]: L298-3 has no Hoare annotation [2020-07-28 19:18:53,931 WARN L170 areAnnotationChecker]: L169-1 has no Hoare annotation [2020-07-28 19:18:53,931 WARN L170 areAnnotationChecker]: L169-1 has no Hoare annotation [2020-07-28 19:18:53,931 WARN L170 areAnnotationChecker]: L298-5 has no Hoare annotation [2020-07-28 19:18:53,931 WARN L170 areAnnotationChecker]: L181-1 has no Hoare annotation [2020-07-28 19:18:53,931 WARN L170 areAnnotationChecker]: L173-1 has no Hoare annotation [2020-07-28 19:18:53,931 WARN L170 areAnnotationChecker]: L173-1 has no Hoare annotation [2020-07-28 19:18:53,932 WARN L170 areAnnotationChecker]: L182-1 has no Hoare annotation [2020-07-28 19:18:53,932 WARN L170 areAnnotationChecker]: L413 has no Hoare annotation [2020-07-28 19:18:53,932 WARN L170 areAnnotationChecker]: L413 has no Hoare annotation [2020-07-28 19:18:53,932 WARN L170 areAnnotationChecker]: L324 has no Hoare annotation [2020-07-28 19:18:53,932 WARN L170 areAnnotationChecker]: L413-1 has no Hoare annotation [2020-07-28 19:18:53,933 WARN L170 areAnnotationChecker]: L105-9 has no Hoare annotation [2020-07-28 19:18:53,933 WARN L170 areAnnotationChecker]: L105-9 has no Hoare annotation [2020-07-28 19:18:53,933 WARN L170 areAnnotationChecker]: L169-2 has no Hoare annotation [2020-07-28 19:18:53,933 WARN L170 areAnnotationChecker]: L169-2 has no Hoare annotation [2020-07-28 19:18:53,933 WARN L170 areAnnotationChecker]: L106-3 has no Hoare annotation [2020-07-28 19:18:53,933 WARN L170 areAnnotationChecker]: L106-3 has no Hoare annotation [2020-07-28 19:18:53,934 WARN L170 areAnnotationChecker]: L105-11 has no Hoare annotation [2020-07-28 19:18:53,934 WARN L170 areAnnotationChecker]: L181-2 has no Hoare annotation [2020-07-28 19:18:53,934 WARN L170 areAnnotationChecker]: L173-2 has no Hoare annotation [2020-07-28 19:18:53,934 WARN L170 areAnnotationChecker]: L173-2 has no Hoare annotation [2020-07-28 19:18:53,934 WARN L170 areAnnotationChecker]: L116-3 has no Hoare annotation [2020-07-28 19:18:53,934 WARN L170 areAnnotationChecker]: L182-2 has no Hoare annotation [2020-07-28 19:18:53,935 WARN L170 areAnnotationChecker]: L117-3 has no Hoare annotation [2020-07-28 19:18:53,935 WARN L170 areAnnotationChecker]: L368 has no Hoare annotation [2020-07-28 19:18:53,935 WARN L170 areAnnotationChecker]: L368 has no Hoare annotation [2020-07-28 19:18:53,935 WARN L170 areAnnotationChecker]: L290-9 has no Hoare annotation [2020-07-28 19:18:53,935 WARN L170 areAnnotationChecker]: L290-9 has no Hoare annotation [2020-07-28 19:18:53,935 WARN L170 areAnnotationChecker]: L375 has no Hoare annotation [2020-07-28 19:18:53,935 WARN L170 areAnnotationChecker]: L290-11 has no Hoare annotation [2020-07-28 19:18:53,936 WARN L170 areAnnotationChecker]: L376 has no Hoare annotation [2020-07-28 19:18:53,936 WARN L170 areAnnotationChecker]: L124-9 has no Hoare annotation [2020-07-28 19:18:53,936 WARN L170 areAnnotationChecker]: L124-9 has no Hoare annotation [2020-07-28 19:18:53,936 WARN L170 areAnnotationChecker]: L426 has no Hoare annotation [2020-07-28 19:18:53,936 WARN L170 areAnnotationChecker]: L426 has no Hoare annotation [2020-07-28 19:18:53,936 WARN L170 areAnnotationChecker]: L125-3 has no Hoare annotation [2020-07-28 19:18:53,937 WARN L170 areAnnotationChecker]: L125-3 has no Hoare annotation [2020-07-28 19:18:53,937 WARN L170 areAnnotationChecker]: L124-11 has no Hoare annotation [2020-07-28 19:18:53,937 WARN L170 areAnnotationChecker]: L135-3 has no Hoare annotation [2020-07-28 19:18:53,937 WARN L170 areAnnotationChecker]: L136-3 has no Hoare annotation [2020-07-28 19:18:53,937 WARN L170 areAnnotationChecker]: L298-9 has no Hoare annotation [2020-07-28 19:18:53,937 WARN L170 areAnnotationChecker]: L298-9 has no Hoare annotation [2020-07-28 19:18:53,938 WARN L170 areAnnotationChecker]: L298-11 has no Hoare annotation [2020-07-28 19:18:53,938 WARN L170 areAnnotationChecker]: L298-11 has no Hoare annotation [2020-07-28 19:18:53,938 WARN L170 areAnnotationChecker]: L331-1 has no Hoare annotation [2020-07-28 19:18:53,938 WARN L170 areAnnotationChecker]: L331-1 has no Hoare annotation [2020-07-28 19:18:53,938 WARN L170 areAnnotationChecker]: L336-1 has no Hoare annotation [2020-07-28 19:18:53,938 WARN L170 areAnnotationChecker]: L336-1 has no Hoare annotation [2020-07-28 19:18:53,939 INFO L163 areAnnotationChecker]: CFG has 0 edges. 0 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. 0 times interpolants missing. [2020-07-28 19:18:53,941 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.07 07:18:53 BoogieIcfgContainer [2020-07-28 19:18:53,941 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-28 19:18:53,942 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-07-28 19:18:53,942 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-07-28 19:18:53,942 INFO L275 PluginConnector]: Witness Printer initialized [2020-07-28 19:18:53,943 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.07 07:18:28" (3/4) ... [2020-07-28 19:18:53,945 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2020-07-28 19:18:54,108 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2020-07-28 19:18:54,108 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-07-28 19:18:54,111 INFO L168 Benchmark]: Toolchain (without parser) took 27396.00 ms. Allocated memory was 1.0 GB in the beginning and 1.6 GB in the end (delta: 524.3 MB). Free memory was 961.6 MB in the beginning and 1.4 GB in the end (delta: -464.6 MB). Peak memory consumption was 59.7 MB. Max. memory is 11.5 GB. [2020-07-28 19:18:54,112 INFO L168 Benchmark]: CDTParser took 0.36 ms. Allocated memory is still 1.0 GB. Free memory is still 987.1 MB. There was no memory consumed. Max. memory is 11.5 GB. [2020-07-28 19:18:54,112 INFO L168 Benchmark]: CACSL2BoogieTranslator took 415.54 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 135.8 MB). Free memory was 961.6 MB in the beginning and 1.1 GB in the end (delta: -164.2 MB). Peak memory consumption was 20.3 MB. Max. memory is 11.5 GB. [2020-07-28 19:18:54,112 INFO L168 Benchmark]: Boogie Procedure Inliner took 92.95 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2020-07-28 19:18:54,113 INFO L168 Benchmark]: Boogie Preprocessor took 39.94 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. [2020-07-28 19:18:54,113 INFO L168 Benchmark]: RCFGBuilder took 941.44 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 72.8 MB). Peak memory consumption was 72.8 MB. Max. memory is 11.5 GB. [2020-07-28 19:18:54,114 INFO L168 Benchmark]: TraceAbstraction took 25730.60 ms. Allocated memory was 1.2 GB in the beginning and 1.6 GB in the end (delta: 388.5 MB). Free memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: -393.7 MB). There was no memory consumed. Max. memory is 11.5 GB. [2020-07-28 19:18:54,114 INFO L168 Benchmark]: Witness Printer took 166.52 ms. Allocated memory is still 1.6 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 13.9 MB). Peak memory consumption was 13.9 MB. Max. memory is 11.5 GB. [2020-07-28 19:18:54,116 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - AssertionsEnabledResult: Assertions are enabled Assertions are enabled - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36 ms. Allocated memory is still 1.0 GB. Free memory is still 987.1 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 415.54 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 135.8 MB). Free memory was 961.6 MB in the beginning and 1.1 GB in the end (delta: -164.2 MB). Peak memory consumption was 20.3 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 92.95 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 39.94 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. * RCFGBuilder took 941.44 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 72.8 MB). Peak memory consumption was 72.8 MB. Max. memory is 11.5 GB. * TraceAbstraction took 25730.60 ms. Allocated memory was 1.2 GB in the beginning and 1.6 GB in the end (delta: 388.5 MB). Free memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: -393.7 MB). There was no memory consumed. Max. memory is 11.5 GB. * Witness Printer took 166.52 ms. Allocated memory is still 1.6 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 13.9 MB). Peak memory consumption was 13.9 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 11]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L15] int m_pc = 0; [L16] int t1_pc = 0; [L17] int m_st ; [L18] int t1_st ; [L19] int m_i ; [L20] int t1_i ; [L21] int M_E = 2; [L22] int T1_E = 2; [L23] int E_1 = 2; VAL [E_1=2, M_E=2, m_i=0, m_pc=0, m_st=0, T1_E=2, t1_i=0, t1_pc=0, t1_st=0] [L439] int __retres1 ; [L354] m_i = 1 [L355] t1_i = 1 VAL [E_1=2, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=0, t1_st=0] [L380] int kernel_st ; [L381] int tmp ; [L382] int tmp___0 ; [L386] kernel_st = 0 VAL [E_1=2, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=0, t1_st=0] [L151] COND TRUE m_i == 1 [L152] m_st = 0 VAL [E_1=2, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=0, t1_st=0] [L156] COND TRUE t1_i == 1 [L157] t1_st = 0 VAL [E_1=2, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=0, t1_st=0] [L240] COND FALSE !(M_E == 0) VAL [E_1=2, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=0, t1_st=0] [L245] COND FALSE !(T1_E == 0) VAL [E_1=2, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=0, t1_st=0] [L250] COND FALSE !(E_1 == 0) VAL [E_1=2, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=0, t1_st=0] [L283] int tmp ; [L284] int tmp___0 ; [L102] int __retres1 ; VAL [E_1=2, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=0, t1_st=0] [L105] COND FALSE !(m_pc == 1) VAL [E_1=2, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=0, t1_st=0] [L115] __retres1 = 0 VAL [E_1=2, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=0, t1_st=0] [L117] return (__retres1); VAL [E_1=2, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=0, t1_st=0] [L288] tmp = is_master_triggered() [L290] COND FALSE !(\read(tmp)) VAL [E_1=2, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=0, t1_st=0] [L121] int __retres1 ; VAL [E_1=2, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=0, t1_st=0] [L124] COND FALSE !(t1_pc == 1) VAL [E_1=2, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=0, t1_st=0] [L134] __retres1 = 0 VAL [E_1=2, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=0, t1_st=0] [L136] return (__retres1); VAL [E_1=2, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=0, t1_st=0] [L296] tmp___0 = is_transmit1_triggered() [L298] COND FALSE !(\read(tmp___0)) VAL [E_1=2, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=0, t1_st=0] [L263] COND FALSE !(M_E == 1) VAL [E_1=2, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=0, t1_st=0] [L268] COND FALSE !(T1_E == 1) VAL [E_1=2, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=0, t1_st=0] [L273] COND FALSE !(E_1 == 1) VAL [E_1=2, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=0, t1_st=0] [L394] COND TRUE 1 VAL [E_1=2, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=0, t1_st=0] [L397] kernel_st = 1 [L187] int tmp ; VAL [E_1=2, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=0, t1_st=0] [L191] COND TRUE 1 VAL [E_1=2, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=0, t1_st=0] [L166] int __retres1 ; VAL [E_1=2, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=0, t1_st=0] [L169] COND TRUE m_st == 0 [L170] __retres1 = 1 VAL [E_1=2, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=0, t1_st=0] [L182] return (__retres1); VAL [E_1=2, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=0, t1_st=0] [L194] tmp = exists_runnable_thread() [L196] COND TRUE \read(tmp) VAL [E_1=2, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=0, t1_st=0] [L201] COND TRUE m_st == 0 [L202] int tmp_ndt_1; [L203] tmp_ndt_1 = __VERIFIER_nondet_int() [L204] COND FALSE !(\read(tmp_ndt_1)) VAL [E_1=2, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=0, t1_st=0] [L215] COND TRUE t1_st == 0 [L216] int tmp_ndt_2; [L217] tmp_ndt_2 = __VERIFIER_nondet_int() [L218] COND TRUE \read(tmp_ndt_2) [L220] t1_st = 1 VAL [E_1=2, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=0, t1_st=1] [L72] COND TRUE t1_pc == 0 VAL [E_1=2, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=0, t1_st=1] [L83] COND TRUE 1 VAL [E_1=2, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=0, t1_st=1] [L85] t1_pc = 1 [L86] t1_st = 2 VAL [E_1=2, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=1, t1_st=2] [L191] COND TRUE 1 VAL [E_1=2, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=1, t1_st=2] [L166] int __retres1 ; VAL [E_1=2, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=1, t1_st=2] [L169] COND TRUE m_st == 0 [L170] __retres1 = 1 VAL [E_1=2, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=1, t1_st=2] [L182] return (__retres1); VAL [E_1=2, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=1, t1_st=2] [L194] tmp = exists_runnable_thread() [L196] COND TRUE \read(tmp) VAL [E_1=2, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=1, t1_st=2] [L201] COND TRUE m_st == 0 [L202] int tmp_ndt_1; [L203] tmp_ndt_1 = __VERIFIER_nondet_int() [L204] COND TRUE \read(tmp_ndt_1) [L206] m_st = 1 VAL [E_1=2, M_E=2, m_i=1, m_pc=0, m_st=1, T1_E=2, t1_i=1, t1_pc=1, t1_st=2] [L31] COND TRUE m_pc == 0 VAL [E_1=2, M_E=2, m_i=1, m_pc=0, m_st=1, T1_E=2, t1_i=1, t1_pc=1, t1_st=2] [L42] COND TRUE 1 VAL [E_1=2, M_E=2, m_i=1, m_pc=0, m_st=1, T1_E=2, t1_i=1, t1_pc=1, t1_st=2] [L45] E_1 = 1 [L283] int tmp ; [L284] int tmp___0 ; [L102] int __retres1 ; VAL [E_1=1, M_E=2, m_i=1, m_pc=0, m_st=1, T1_E=2, t1_i=1, t1_pc=1, t1_st=2] [L105] COND FALSE !(m_pc == 1) VAL [E_1=1, M_E=2, m_i=1, m_pc=0, m_st=1, T1_E=2, t1_i=1, t1_pc=1, t1_st=2] [L115] __retres1 = 0 VAL [E_1=1, M_E=2, m_i=1, m_pc=0, m_st=1, T1_E=2, t1_i=1, t1_pc=1, t1_st=2] [L117] return (__retres1); VAL [E_1=1, M_E=2, m_i=1, m_pc=0, m_st=1, T1_E=2, t1_i=1, t1_pc=1, t1_st=2] [L288] tmp = is_master_triggered() [L290] COND FALSE !(\read(tmp)) VAL [E_1=1, M_E=2, m_i=1, m_pc=0, m_st=1, T1_E=2, t1_i=1, t1_pc=1, t1_st=2] [L121] int __retres1 ; VAL [E_1=1, M_E=2, m_i=1, m_pc=0, m_st=1, T1_E=2, t1_i=1, t1_pc=1, t1_st=2] [L124] COND TRUE t1_pc == 1 VAL [E_1=1, M_E=2, m_i=1, m_pc=0, m_st=1, T1_E=2, t1_i=1, t1_pc=1, t1_st=2] [L125] COND TRUE E_1 == 1 [L126] __retres1 = 1 VAL [E_1=1, M_E=2, m_i=1, m_pc=0, m_st=1, T1_E=2, t1_i=1, t1_pc=1, t1_st=2] [L136] return (__retres1); VAL [E_1=1, M_E=2, m_i=1, m_pc=0, m_st=1, T1_E=2, t1_i=1, t1_pc=1, t1_st=2] [L296] tmp___0 = is_transmit1_triggered() [L298] COND TRUE \read(tmp___0) [L299] t1_st = 0 VAL [E_1=1, M_E=2, m_i=1, m_pc=0, m_st=1, T1_E=2, t1_i=1, t1_pc=1, t1_st=0] [L47] E_1 = 2 VAL [E_1=2, M_E=2, m_i=1, m_pc=0, m_st=1, T1_E=2, t1_i=1, t1_pc=1, t1_st=0] [L50] COND TRUE 1 VAL [E_1=2, M_E=2, m_i=1, m_pc=0, m_st=1, T1_E=2, t1_i=1, t1_pc=1, t1_st=0] [L52] m_pc = 1 [L53] m_st = 2 VAL [E_1=2, M_E=2, m_i=1, m_pc=1, m_st=2, T1_E=2, t1_i=1, t1_pc=1, t1_st=0] [L215] COND TRUE t1_st == 0 [L216] int tmp_ndt_2; [L217] tmp_ndt_2 = __VERIFIER_nondet_int() [L218] COND TRUE \read(tmp_ndt_2) [L220] t1_st = 1 VAL [E_1=2, M_E=2, m_i=1, m_pc=1, m_st=2, T1_E=2, t1_i=1, t1_pc=1, t1_st=1] [L72] COND FALSE !(t1_pc == 0) VAL [E_1=2, M_E=2, m_i=1, m_pc=1, m_st=2, T1_E=2, t1_i=1, t1_pc=1, t1_st=1] [L75] COND TRUE t1_pc == 1 VAL [E_1=2, M_E=2, m_i=1, m_pc=1, m_st=2, T1_E=2, t1_i=1, t1_pc=1, t1_st=1] [L11] __VERIFIER_error() VAL [E_1=2, M_E=2, m_i=1, m_pc=1, m_st=2, T1_E=2, t1_i=1, t1_pc=1, t1_st=1] - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 122 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 25.4s, OverallIterations: 10, TraceHistogramMax: 2, AutomataDifference: 16.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1554 SDtfs, 1693 SDslu, 1435 SDs, 0 SdLazy, 165 SolverSat, 70 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 31 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=921occurred in iteration=9, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 6.8s AutomataMinimizationTime, 9 MinimizatonAttempts, 1511 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 478 NumberOfCodeBlocks, 478 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 401 ConstructedInterpolants, 0 QuantifiedInterpolants, 28037 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 9 InterpolantComputations, 9 PerfectInterpolantSequences, 33/33 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! Received shutdown request...