./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/systemc/transmitter.01_false-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_b29caf91-97fa-402c-b92f-3863043a963f/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_b29caf91-97fa-402c-b92f-3863043a963f/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_b29caf91-97fa-402c-b92f-3863043a963f/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_b29caf91-97fa-402c-b92f-3863043a963f/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/systemc/transmitter.01_false-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_b29caf91-97fa-402c-b92f-3863043a963f/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_b29caf91-97fa-402c-b92f-3863043a963f/bin-2019/ukojak --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 Kojak --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 0.1.23-635dfa2 [2018-12-02 02:55:57,394 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-02 02:55:57,395 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-02 02:55:57,401 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-02 02:55:57,401 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-02 02:55:57,402 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-02 02:55:57,402 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-02 02:55:57,403 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-02 02:55:57,404 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-02 02:55:57,405 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-02 02:55:57,405 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-02 02:55:57,405 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-02 02:55:57,406 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-02 02:55:57,406 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-02 02:55:57,407 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-02 02:55:57,407 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-02 02:55:57,408 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-02 02:55:57,409 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-02 02:55:57,410 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-02 02:55:57,411 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-02 02:55:57,411 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-02 02:55:57,412 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-02 02:55:57,413 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-02 02:55:57,413 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-02 02:55:57,413 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-02 02:55:57,414 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-02 02:55:57,414 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-02 02:55:57,415 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-02 02:55:57,415 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-02 02:55:57,416 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-02 02:55:57,416 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-02 02:55:57,416 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-02 02:55:57,416 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-02 02:55:57,417 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-02 02:55:57,417 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-02 02:55:57,418 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-02 02:55:57,418 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_b29caf91-97fa-402c-b92f-3863043a963f/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-02 02:55:57,425 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-02 02:55:57,425 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-02 02:55:57,425 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-02 02:55:57,426 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-02 02:55:57,426 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-02 02:55:57,426 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-02 02:55:57,426 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-02 02:55:57,426 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-02 02:55:57,427 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-02 02:55:57,427 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-02 02:55:57,427 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-02 02:55:57,427 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-02 02:55:57,427 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-02 02:55:57,427 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-02 02:55:57,427 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-02 02:55:57,427 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-02 02:55:57,427 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-02 02:55:57,428 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-02 02:55:57,428 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-02 02:55:57,428 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-02 02:55:57,428 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-02 02:55:57,428 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-02 02:55:57,428 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-02 02:55:57,428 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-02 02:55:57,429 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-02 02:55:57,429 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-02 02:55:57,429 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-02 02:55:57,429 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-02 02:55:57,429 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-02 02:55:57,429 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true 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 -> /tmp/vcloud-vcloud-master/worker/working_dir_b29caf91-97fa-402c-b92f-3863043a963f/bin-2019/ukojak 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 -> Kojak 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 [2018-12-02 02:55:57,446 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-02 02:55:57,453 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-02 02:55:57,455 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-02 02:55:57,456 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-02 02:55:57,456 INFO L276 PluginConnector]: CDTParser initialized [2018-12-02 02:55:57,457 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_b29caf91-97fa-402c-b92f-3863043a963f/bin-2019/ukojak/../../sv-benchmarks/c/systemc/transmitter.01_false-unreach-call_false-termination.cil.c [2018-12-02 02:55:57,492 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_b29caf91-97fa-402c-b92f-3863043a963f/bin-2019/ukojak/data/93ee46d51/02004eb6306f4aa4a3256b2d01e6e819/FLAG37f438ed5 [2018-12-02 02:55:57,875 INFO L307 CDTParser]: Found 1 translation units. [2018-12-02 02:55:57,875 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_b29caf91-97fa-402c-b92f-3863043a963f/sv-benchmarks/c/systemc/transmitter.01_false-unreach-call_false-termination.cil.c [2018-12-02 02:55:57,880 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_b29caf91-97fa-402c-b92f-3863043a963f/bin-2019/ukojak/data/93ee46d51/02004eb6306f4aa4a3256b2d01e6e819/FLAG37f438ed5 [2018-12-02 02:55:57,888 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_b29caf91-97fa-402c-b92f-3863043a963f/bin-2019/ukojak/data/93ee46d51/02004eb6306f4aa4a3256b2d01e6e819 [2018-12-02 02:55:57,889 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-02 02:55:57,890 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-02 02:55:57,891 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-02 02:55:57,891 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-02 02:55:57,893 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-02 02:55:57,893 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 02:55:57" (1/1) ... [2018-12-02 02:55:57,894 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@484c0a6e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:55:57, skipping insertion in model container [2018-12-02 02:55:57,895 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 02:55:57" (1/1) ... [2018-12-02 02:55:57,899 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-02 02:55:57,912 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-02 02:55:58,009 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 02:55:58,013 INFO L191 MainTranslator]: Completed pre-run [2018-12-02 02:55:58,031 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 02:55:58,041 INFO L195 MainTranslator]: Completed translation [2018-12-02 02:55:58,041 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:55:58 WrapperNode [2018-12-02 02:55:58,041 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-02 02:55:58,041 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-02 02:55:58,041 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-02 02:55:58,042 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-02 02:55:58,046 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:55:58" (1/1) ... [2018-12-02 02:55:58,050 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:55:58" (1/1) ... [2018-12-02 02:55:58,096 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-02 02:55:58,096 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-02 02:55:58,096 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-02 02:55:58,096 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-02 02:55:58,102 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:55:58" (1/1) ... [2018-12-02 02:55:58,102 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:55:58" (1/1) ... [2018-12-02 02:55:58,103 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:55:58" (1/1) ... [2018-12-02 02:55:58,104 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:55:58" (1/1) ... [2018-12-02 02:55:58,107 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:55:58" (1/1) ... [2018-12-02 02:55:58,113 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:55:58" (1/1) ... [2018-12-02 02:55:58,114 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:55:58" (1/1) ... [2018-12-02 02:55:58,116 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-02 02:55:58,116 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-02 02:55:58,116 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-02 02:55:58,116 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-02 02:55:58,117 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:55:58" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_b29caf91-97fa-402c-b92f-3863043a963f/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (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:10000 [2018-12-02 02:55:58,151 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2018-12-02 02:55:58,151 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2018-12-02 02:55:58,151 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2018-12-02 02:55:58,151 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2018-12-02 02:55:58,151 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2018-12-02 02:55:58,152 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2018-12-02 02:55:58,152 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2018-12-02 02:55:58,152 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2018-12-02 02:55:58,152 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2018-12-02 02:55:58,152 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2018-12-02 02:55:58,152 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-02 02:55:58,152 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-02 02:55:58,473 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-02 02:55:58,473 INFO L280 CfgBuilder]: Removed 35 assue(true) statements. [2018-12-02 02:55:58,473 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 02:55:58 BoogieIcfgContainer [2018-12-02 02:55:58,474 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-02 02:55:58,474 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-02 02:55:58,474 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-02 02:55:58,480 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-02 02:55:58,481 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 02:55:58" (1/1) ... [2018-12-02 02:55:58,487 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 02:55:58,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 02:55:58,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 61 states and 87 transitions. [2018-12-02 02:55:58,511 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 87 transitions. [2018-12-02 02:55:58,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-12-02 02:55:58,516 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 02:55:58,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 02:55:58,632 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 02:55:58,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 02:55:58,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 66 states and 94 transitions. [2018-12-02 02:55:58,754 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 94 transitions. [2018-12-02 02:55:58,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-12-02 02:55:58,754 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 02:55:58,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 02:55:58,779 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 02:55:58,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 02:55:58,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 67 states and 94 transitions. [2018-12-02 02:55:58,880 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 94 transitions. [2018-12-02 02:55:58,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-12-02 02:55:58,881 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 02:55:58,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 02:55:58,910 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 02:55:59,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 02:55:59,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 76 states and 110 transitions. [2018-12-02 02:55:59,036 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 110 transitions. [2018-12-02 02:55:59,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-12-02 02:55:59,037 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 02:55:59,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 02:55:59,060 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 02:55:59,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 02:55:59,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 77 states and 111 transitions. [2018-12-02 02:55:59,113 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 111 transitions. [2018-12-02 02:55:59,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-12-02 02:55:59,113 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 02:55:59,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 02:55:59,146 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 02:55:59,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 02:55:59,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 85 states and 125 transitions. [2018-12-02 02:55:59,273 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 125 transitions. [2018-12-02 02:55:59,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-12-02 02:55:59,274 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 02:55:59,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 02:55:59,312 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-02 02:55:59,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 02:55:59,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 91 states and 139 transitions. [2018-12-02 02:55:59,457 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 139 transitions. [2018-12-02 02:55:59,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-12-02 02:55:59,458 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 02:55:59,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 02:55:59,485 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-02 02:55:59,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 02:55:59,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 100 states and 160 transitions. [2018-12-02 02:55:59,681 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 160 transitions. [2018-12-02 02:55:59,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-12-02 02:55:59,683 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 02:55:59,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 02:55:59,702 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-02 02:55:59,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 02:55:59,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 105 states and 167 transitions. [2018-12-02 02:55:59,835 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 167 transitions. [2018-12-02 02:55:59,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-12-02 02:55:59,836 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 02:55:59,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 02:55:59,850 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-02 02:55:59,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 02:55:59,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 106 states and 169 transitions. [2018-12-02 02:55:59,892 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 169 transitions. [2018-12-02 02:55:59,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-12-02 02:55:59,893 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 02:55:59,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 02:55:59,906 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-02 02:55:59,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 02:55:59,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 107 states and 170 transitions. [2018-12-02 02:55:59,978 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 170 transitions. [2018-12-02 02:55:59,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-12-02 02:55:59,978 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 02:55:59,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 02:55:59,991 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-02 02:56:00,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 02:56:00,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 108 states and 171 transitions. [2018-12-02 02:56:00,034 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 171 transitions. [2018-12-02 02:56:00,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-12-02 02:56:00,035 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 02:56:00,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 02:56:00,092 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-02 02:56:00,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 02:56:00,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 114 states and 181 transitions. [2018-12-02 02:56:00,196 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 181 transitions. [2018-12-02 02:56:00,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-12-02 02:56:00,197 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 02:56:00,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 02:56:00,215 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-02 02:56:00,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 02:56:00,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 115 states and 181 transitions. [2018-12-02 02:56:00,270 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 181 transitions. [2018-12-02 02:56:00,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-12-02 02:56:00,271 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 02:56:00,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 02:56:00,284 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-02 02:56:00,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 02:56:00,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 120 states and 189 transitions. [2018-12-02 02:56:00,408 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 189 transitions. [2018-12-02 02:56:00,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-12-02 02:56:00,409 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 02:56:00,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 02:56:00,422 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-02 02:56:00,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 02:56:00,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 128 states and 204 transitions. [2018-12-02 02:56:00,667 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 204 transitions. [2018-12-02 02:56:00,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-12-02 02:56:00,668 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 02:56:00,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 02:56:00,679 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-12-02 02:56:00,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 02:56:00,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 130 states and 208 transitions. [2018-12-02 02:56:00,751 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 208 transitions. [2018-12-02 02:56:00,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-12-02 02:56:00,752 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 02:56:00,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 02:56:00,765 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-12-02 02:56:00,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 02:56:00,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 133 states and 215 transitions. [2018-12-02 02:56:00,878 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 215 transitions. [2018-12-02 02:56:00,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-12-02 02:56:00,879 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 02:56:00,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 02:56:00,890 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-12-02 02:56:00,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 02:56:00,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 134 states and 216 transitions. [2018-12-02 02:56:00,937 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 216 transitions. [2018-12-02 02:56:00,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-12-02 02:56:00,938 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 02:56:00,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 02:56:00,948 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-12-02 02:56:01,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 02:56:01,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 136 states and 220 transitions. [2018-12-02 02:56:01,088 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 220 transitions. [2018-12-02 02:56:01,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-12-02 02:56:01,088 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 02:56:01,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 02:56:01,144 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-12-02 02:56:01,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 02:56:01,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 148 states and 247 transitions. [2018-12-02 02:56:01,628 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 247 transitions. [2018-12-02 02:56:01,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-12-02 02:56:01,629 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 02:56:01,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 02:56:01,640 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-12-02 02:56:01,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 02:56:01,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 148 states and 247 transitions. [2018-12-02 02:56:01,699 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 247 transitions. [2018-12-02 02:56:01,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-12-02 02:56:01,700 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 02:56:01,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 02:56:01,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 02:56:01,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 02:56:01,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 02:56:01,780 WARN L497 CodeCheckObserver]: This program is UNSAFE, Check terminated with 22 iterations. [2018-12-02 02:56:01,813 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 02.12 02:56:01 ImpRootNode [2018-12-02 02:56:01,813 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-02 02:56:01,814 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-02 02:56:01,814 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-02 02:56:01,814 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-02 02:56:01,814 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 02:55:58" (3/4) ... [2018-12-02 02:56:01,816 INFO L138 WitnessPrinter]: Generating witness for reachability counterexample [2018-12-02 02:56:01,892 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_b29caf91-97fa-402c-b92f-3863043a963f/bin-2019/ukojak/witness.graphml [2018-12-02 02:56:01,892 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-02 02:56:01,893 INFO L168 Benchmark]: Toolchain (without parser) took 4003.08 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 159.9 MB). Free memory was 962.4 MB in the beginning and 956.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 165.6 MB. Max. memory is 11.5 GB. [2018-12-02 02:56:01,894 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 02:56:01,894 INFO L168 Benchmark]: CACSL2BoogieTranslator took 150.62 ms. Allocated memory is still 1.0 GB. Free memory was 962.4 MB in the beginning and 946.3 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-12-02 02:56:01,894 INFO L168 Benchmark]: Boogie Procedure Inliner took 54.50 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 110.1 MB). Free memory was 946.3 MB in the beginning and 1.1 GB in the end (delta: -161.8 MB). Peak memory consumption was 13.0 MB. Max. memory is 11.5 GB. [2018-12-02 02:56:01,895 INFO L168 Benchmark]: Boogie Preprocessor took 19.66 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-12-02 02:56:01,895 INFO L168 Benchmark]: RCFGBuilder took 357.58 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 46.6 MB). Peak memory consumption was 46.6 MB. Max. memory is 11.5 GB. [2018-12-02 02:56:01,895 INFO L168 Benchmark]: CodeCheck took 3339.51 ms. Allocated memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: 49.8 MB). Free memory was 1.1 GB in the beginning and 963.0 MB in the end (delta: 95.9 MB). Peak memory consumption was 145.7 MB. Max. memory is 11.5 GB. [2018-12-02 02:56:01,896 INFO L168 Benchmark]: Witness Printer took 78.38 ms. Allocated memory is still 1.2 GB. Free memory was 963.0 MB in the beginning and 956.8 MB in the end (delta: 6.2 MB). Peak memory consumption was 6.2 MB. Max. memory is 11.5 GB. [2018-12-02 02:56:01,898 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 6 procedures, 91 locations, 1 error locations. UNSAFE Result, 3.2s OverallTime, 22 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 103887608 SDtfs, 33558120 SDslu, 52411272 SDs, 0 SdLazy, 21453976 SolverSat, 11820720 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 9069 GetRequests, 8285 SyntacticMatches, 672 SemanticMatches, 112 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12867 ImplicationChecksByTransitivity, 2.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 1034 NumberOfCodeBlocks, 1034 NumberOfCodeBlocksAsserted, 22 NumberOfCheckSat, 954 ConstructedInterpolants, 0 QuantifiedInterpolants, 79414 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 21 InterpolantComputations, 19 PerfectInterpolantSequences, 229/238 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - 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; [L439] int __retres1 ; [L354] m_i = 1 [L355] t1_i = 1 [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] [L387] FCALL update_channels() 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 [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] [L389] CALL fire_delta_events() VAL [\old(E_1)=2, \old(M_E)=2, \old(T1_E)=2, 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) [L245] COND FALSE !(T1_E == 0) [L250] COND FALSE !(E_1 == 0) [L389] RET fire_delta_events() 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] [L390] CALL activate_threads() VAL [\old(m_st)=0, \old(t1_st)=0, 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 [\old(m_st)=0, \old(t1_st)=0, 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 [\old(m_st)=0, \old(t1_st)=0, 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 [\old(m_st)=0, \old(t1_st)=0, 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); [L288] tmp = is_master_triggered() [L290] COND FALSE !(\read(tmp)) [L121] int __retres1 ; VAL [\old(m_st)=0, \old(t1_st)=0, 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 [\old(m_st)=0, \old(t1_st)=0, 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 [\old(m_st)=0, \old(t1_st)=0, 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); [L296] tmp___0 = is_transmit1_triggered() [L298] COND FALSE !(\read(tmp___0)) [L390] RET activate_threads() 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] [L391] CALL reset_delta_events() VAL [\old(E_1)=2, \old(M_E)=2, \old(T1_E)=2, 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) [L268] COND FALSE !(T1_E == 1) [L273] COND FALSE !(E_1 == 1) [L391] RET reset_delta_events() 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 [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] [L194] CALL, EXPR exists_runnable_thread() 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 ; [L169] COND TRUE m_st == 0 [L170] __retres1 = 1 [L182] return (__retres1); [L194] RET, EXPR exists_runnable_thread() 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 [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] [L194] CALL, EXPR exists_runnable_thread() 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 ; [L169] COND TRUE m_st == 0 [L170] __retres1 = 1 [L182] return (__retres1); [L194] RET, EXPR exists_runnable_thread() 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 [L45] E_1 = 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] [L312] CALL activate_threads() VAL [\old(m_st)=1, \old(t1_st)=2, 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] [L283] int tmp ; [L284] int tmp___0 ; [L102] int __retres1 ; VAL [\old(m_st)=1, \old(t1_st)=2, 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 [\old(m_st)=1, \old(t1_st)=2, 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 [\old(m_st)=1, \old(t1_st)=2, 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); [L288] tmp = is_master_triggered() [L290] COND FALSE !(\read(tmp)) [L121] int __retres1 ; VAL [\old(m_st)=1, \old(t1_st)=2, 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 [\old(m_st)=1, \old(t1_st)=2, 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 [\old(m_st)=1, \old(t1_st)=2, 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); [L296] tmp___0 = is_transmit1_triggered() [L298] COND TRUE \read(tmp___0) [L299] t1_st = 0 [L312] RET activate_threads() 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 [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] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 150.62 ms. Allocated memory is still 1.0 GB. Free memory was 962.4 MB in the beginning and 946.3 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 54.50 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 110.1 MB). Free memory was 946.3 MB in the beginning and 1.1 GB in the end (delta: -161.8 MB). Peak memory consumption was 13.0 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 19.66 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 357.58 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 46.6 MB). Peak memory consumption was 46.6 MB. Max. memory is 11.5 GB. * CodeCheck took 3339.51 ms. Allocated memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: 49.8 MB). Free memory was 1.1 GB in the beginning and 963.0 MB in the end (delta: 95.9 MB). Peak memory consumption was 145.7 MB. Max. memory is 11.5 GB. * Witness Printer took 78.38 ms. Allocated memory is still 1.2 GB. Free memory was 963.0 MB in the beginning and 956.8 MB in the end (delta: 6.2 MB). Peak memory consumption was 6.2 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...