./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded/pals_lcr-var-start-time.3_false-unreach-call.1.ufo.BOUNDED-6.pals_true-termination.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_eafd134c-08f0-4c8f-b057-0dd6b285d06d/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_eafd134c-08f0-4c8f-b057-0dd6b285d06d/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_eafd134c-08f0-4c8f-b057-0dd6b285d06d/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_eafd134c-08f0-4c8f-b057-0dd6b285d06d/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded/pals_lcr-var-start-time.3_false-unreach-call.1.ufo.BOUNDED-6.pals_true-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_eafd134c-08f0-4c8f-b057-0dd6b285d06d/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_eafd134c-08f0-4c8f-b057-0dd6b285d06d/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 abf77f97875b3c7e87b90b0cc41c08fea68d8fc2 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 07:10:55,829 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-02 07:10:55,830 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-02 07:10:55,836 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-02 07:10:55,836 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-02 07:10:55,837 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-02 07:10:55,838 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-02 07:10:55,839 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-02 07:10:55,840 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-02 07:10:55,840 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-02 07:10:55,841 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-02 07:10:55,841 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-02 07:10:55,842 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-02 07:10:55,842 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-02 07:10:55,843 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-02 07:10:55,843 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-02 07:10:55,844 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-02 07:10:55,844 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-02 07:10:55,845 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-02 07:10:55,846 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-02 07:10:55,847 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-02 07:10:55,847 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-02 07:10:55,849 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-02 07:10:55,849 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-02 07:10:55,849 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-02 07:10:55,850 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-02 07:10:55,850 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-02 07:10:55,850 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-02 07:10:55,851 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-02 07:10:55,851 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-02 07:10:55,851 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-02 07:10:55,852 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-02 07:10:55,852 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-02 07:10:55,852 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-02 07:10:55,852 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-02 07:10:55,853 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-02 07:10:55,853 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_eafd134c-08f0-4c8f-b057-0dd6b285d06d/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-02 07:10:55,862 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-02 07:10:55,862 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-02 07:10:55,863 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-02 07:10:55,863 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-02 07:10:55,863 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-02 07:10:55,863 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-02 07:10:55,864 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-02 07:10:55,864 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-02 07:10:55,864 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-02 07:10:55,864 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-02 07:10:55,864 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-02 07:10:55,864 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-02 07:10:55,865 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-02 07:10:55,865 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-02 07:10:55,865 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-02 07:10:55,865 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-02 07:10:55,865 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-02 07:10:55,865 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-02 07:10:55,865 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-02 07:10:55,866 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-02 07:10:55,866 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-02 07:10:55,866 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-02 07:10:55,866 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-02 07:10:55,866 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-02 07:10:55,866 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-02 07:10:55,867 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-02 07:10:55,867 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-02 07:10:55,867 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-02 07:10:55,867 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-02 07:10:55,867 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_eafd134c-08f0-4c8f-b057-0dd6b285d06d/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 -> abf77f97875b3c7e87b90b0cc41c08fea68d8fc2 [2018-12-02 07:10:55,890 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-02 07:10:55,897 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-02 07:10:55,899 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-02 07:10:55,899 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-02 07:10:55,900 INFO L276 PluginConnector]: CDTParser initialized [2018-12-02 07:10:55,900 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_eafd134c-08f0-4c8f-b057-0dd6b285d06d/bin-2019/ukojak/../../sv-benchmarks/c/seq-mthreaded/pals_lcr-var-start-time.3_false-unreach-call.1.ufo.BOUNDED-6.pals_true-termination.c [2018-12-02 07:10:55,934 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_eafd134c-08f0-4c8f-b057-0dd6b285d06d/bin-2019/ukojak/data/229aafe26/73001e68c9e64e5da62ca0195a0c2d8b/FLAG8b6cde88e [2018-12-02 07:10:56,360 INFO L307 CDTParser]: Found 1 translation units. [2018-12-02 07:10:56,360 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_eafd134c-08f0-4c8f-b057-0dd6b285d06d/sv-benchmarks/c/seq-mthreaded/pals_lcr-var-start-time.3_false-unreach-call.1.ufo.BOUNDED-6.pals_true-termination.c [2018-12-02 07:10:56,365 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_eafd134c-08f0-4c8f-b057-0dd6b285d06d/bin-2019/ukojak/data/229aafe26/73001e68c9e64e5da62ca0195a0c2d8b/FLAG8b6cde88e [2018-12-02 07:10:56,374 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_eafd134c-08f0-4c8f-b057-0dd6b285d06d/bin-2019/ukojak/data/229aafe26/73001e68c9e64e5da62ca0195a0c2d8b [2018-12-02 07:10:56,376 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-02 07:10:56,376 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-02 07:10:56,377 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-02 07:10:56,377 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-02 07:10:56,379 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-02 07:10:56,380 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 07:10:56" (1/1) ... [2018-12-02 07:10:56,381 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@797cd78d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:10:56, skipping insertion in model container [2018-12-02 07:10:56,381 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 07:10:56" (1/1) ... [2018-12-02 07:10:56,386 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-02 07:10:56,401 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-02 07:10:56,513 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 07:10:56,518 INFO L191 MainTranslator]: Completed pre-run [2018-12-02 07:10:56,595 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 07:10:56,605 INFO L195 MainTranslator]: Completed translation [2018-12-02 07:10:56,605 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:10:56 WrapperNode [2018-12-02 07:10:56,605 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-02 07:10:56,606 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-02 07:10:56,606 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-02 07:10:56,606 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-02 07:10:56,611 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:10:56" (1/1) ... [2018-12-02 07:10:56,616 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:10:56" (1/1) ... [2018-12-02 07:10:56,631 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-02 07:10:56,631 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-02 07:10:56,631 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-02 07:10:56,631 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-02 07:10:56,637 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:10:56" (1/1) ... [2018-12-02 07:10:56,637 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:10:56" (1/1) ... [2018-12-02 07:10:56,638 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:10:56" (1/1) ... [2018-12-02 07:10:56,638 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:10:56" (1/1) ... [2018-12-02 07:10:56,641 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:10:56" (1/1) ... [2018-12-02 07:10:56,647 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:10:56" (1/1) ... [2018-12-02 07:10:56,649 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:10:56" (1/1) ... [2018-12-02 07:10:56,651 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-02 07:10:56,651 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-02 07:10:56,651 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-02 07:10:56,652 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-02 07:10:56,652 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:10:56" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_eafd134c-08f0-4c8f-b057-0dd6b285d06d/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 07:10:56,685 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-02 07:10:56,685 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-02 07:10:57,436 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-02 07:10:57,436 INFO L280 CfgBuilder]: Removed 17 assue(true) statements. [2018-12-02 07:10:57,437 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 07:10:57 BoogieIcfgContainer [2018-12-02 07:10:57,437 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-02 07:10:57,437 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-02 07:10:57,437 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-02 07:10:57,444 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-02 07:10:57,444 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 07:10:57" (1/1) ... [2018-12-02 07:10:57,451 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 07:10:57,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 07:10:57,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2018-12-02 07:10:57,474 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2018-12-02 07:10:57,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-12-02 07:10:57,475 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 07:10:57,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 07:10:57,686 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 07:10:57,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 07:10:57,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 9 states and 12 transitions. [2018-12-02 07:10:57,739 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 12 transitions. [2018-12-02 07:10:57,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-12-02 07:10:57,739 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 07:10:57,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 07:10:58,055 WARN L180 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 60 [2018-12-02 07:10:58,174 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 07:10:58,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 07:10:58,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 13 states and 22 transitions. [2018-12-02 07:10:58,659 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 22 transitions. [2018-12-02 07:10:58,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-12-02 07:10:58,661 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 07:10:58,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 07:10:58,931 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 1 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 07:11:00,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 07:11:00,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 19 states and 38 transitions. [2018-12-02 07:11:00,414 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 38 transitions. [2018-12-02 07:11:00,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-12-02 07:11:00,415 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 07:11:00,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 07:11:01,100 WARN L180 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 69 [2018-12-02 07:11:01,955 WARN L180 SmtUtils]: Spent 703.00 ms on a formula simplification. DAG size of input: 262 DAG size of output: 151 [2018-12-02 07:11:03,446 WARN L180 SmtUtils]: Spent 1.33 s on a formula simplification. DAG size of input: 275 DAG size of output: 152 [2018-12-02 07:11:04,738 WARN L180 SmtUtils]: Spent 1.15 s on a formula simplification. DAG size of input: 255 DAG size of output: 163 [2018-12-02 07:11:05,393 WARN L180 SmtUtils]: Spent 472.00 ms on a formula simplification. DAG size of input: 262 DAG size of output: 144 [2018-12-02 07:11:05,402 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 07:11:05,612 WARN L180 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 74 [2018-12-02 07:11:06,042 WARN L180 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 141 [2018-12-02 07:11:06,315 WARN L180 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 141 [2018-12-02 07:11:06,667 WARN L180 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 155 [2018-12-02 07:11:06,901 WARN L180 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 141 [2018-12-02 07:11:07,133 WARN L180 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 156 [2018-12-02 07:11:07,547 WARN L180 SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 140 [2018-12-02 07:11:07,811 WARN L180 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 143 [2018-12-02 07:11:08,164 WARN L180 SmtUtils]: Spent 317.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 155 [2018-12-02 07:11:08,424 WARN L180 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 141 [2018-12-02 07:11:08,682 WARN L180 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 156 [2018-12-02 07:11:09,269 WARN L180 SmtUtils]: Spent 532.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 154 [2018-12-02 07:11:09,880 WARN L180 SmtUtils]: Spent 491.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 151 [2018-12-02 07:11:10,441 WARN L180 SmtUtils]: Spent 533.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 157 [2018-12-02 07:11:10,881 WARN L180 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 155 [2018-12-02 07:11:11,148 WARN L180 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 157 [2018-12-02 07:11:11,732 WARN L180 SmtUtils]: Spent 494.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 152 [2018-12-02 07:11:12,111 WARN L180 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 155 [2018-12-02 07:11:12,387 WARN L180 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 153 [2018-12-02 07:11:12,670 WARN L180 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 155 [2018-12-02 07:11:13,212 WARN L180 SmtUtils]: Spent 482.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 146 [2018-12-02 07:11:13,687 WARN L180 SmtUtils]: Spent 433.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 171 [2018-12-02 07:11:14,104 WARN L180 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 146 [2018-12-02 07:11:14,417 WARN L180 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 172 [2018-12-02 07:11:14,792 WARN L180 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 155 [2018-12-02 07:11:15,037 WARN L180 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2018-12-02 07:11:15,234 WARN L180 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2018-12-02 07:11:15,492 WARN L180 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 156 [2018-12-02 07:11:15,782 WARN L180 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 164 [2018-12-02 07:11:16,255 WARN L180 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 153 [2018-12-02 07:11:16,456 WARN L180 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 161 [2018-12-02 07:11:16,744 WARN L180 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 154 [2018-12-02 07:11:17,061 WARN L180 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 162 [2018-12-02 07:11:17,354 WARN L180 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2018-12-02 07:11:17,657 WARN L180 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 170 [2018-12-02 07:11:17,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 07:11:17,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 29 states and 70 transitions. [2018-12-02 07:11:17,727 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 70 transitions. [2018-12-02 07:11:17,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-12-02 07:11:17,727 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 07:11:17,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 07:11:18,013 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 07:11:18,741 WARN L180 SmtUtils]: Spent 643.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 155 [2018-12-02 07:11:19,153 WARN L180 SmtUtils]: Spent 371.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 161 [2018-12-02 07:11:19,457 WARN L180 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 156 [2018-12-02 07:11:19,758 WARN L180 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 161 [2018-12-02 07:11:19,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 07:11:19,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 30 states and 72 transitions. [2018-12-02 07:11:19,854 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 72 transitions. [2018-12-02 07:11:19,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-12-02 07:11:19,854 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 07:11:19,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 07:11:21,066 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 07:11:21,539 WARN L180 SmtUtils]: Spent 297.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 141 [2018-12-02 07:11:21,787 WARN L180 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 78 [2018-12-02 07:11:22,067 WARN L180 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 142 [2018-12-02 07:11:22,563 WARN L180 SmtUtils]: Spent 274.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 141 [2018-12-02 07:11:22,736 WARN L180 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 78 [2018-12-02 07:11:23,036 WARN L180 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 142 [2018-12-02 07:11:23,812 WARN L180 SmtUtils]: Spent 398.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 148 [2018-12-02 07:11:24,177 WARN L180 SmtUtils]: Spent 311.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 149 [2018-12-02 07:11:24,482 WARN L180 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 149 [2018-12-02 07:11:24,781 WARN L180 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 150 [2018-12-02 07:11:25,215 WARN L180 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 172 DAG size of output: 169 [2018-12-02 07:11:25,748 WARN L180 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 174 [2018-12-02 07:11:26,121 WARN L180 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 170 [2018-12-02 07:11:26,518 WARN L180 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2018-12-02 07:11:26,996 WARN L180 SmtUtils]: Spent 317.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 167 [2018-12-02 07:11:27,679 WARN L180 SmtUtils]: Spent 612.00 ms on a formula simplification. DAG size of input: 172 DAG size of output: 172 [2018-12-02 07:11:28,462 WARN L180 SmtUtils]: Spent 551.00 ms on a formula simplification that was a NOOP. DAG size: 168 [2018-12-02 07:11:28,952 WARN L180 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 173 [2018-12-02 07:11:29,755 WARN L180 SmtUtils]: Spent 413.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 171 [2018-12-02 07:11:30,224 WARN L180 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 172 [2018-12-02 07:11:30,868 WARN L180 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2018-12-02 07:11:31,357 WARN L180 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 170 [2018-12-02 07:11:31,749 WARN L180 SmtUtils]: Spent 186.00 ms on a formula simplification that was a NOOP. DAG size: 177 [2018-12-02 07:11:32,285 WARN L180 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 178 [2018-12-02 07:11:32,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 07:11:32,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 39 states and 99 transitions. [2018-12-02 07:11:32,370 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 99 transitions. [2018-12-02 07:11:32,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-12-02 07:11:32,371 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 07:11:32,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 07:11:33,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 07:11:33,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 07:11:34,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 07:11:34,360 WARN L497 CodeCheckObserver]: This program is UNSAFE, Check terminated with 7 iterations. [2018-12-02 07:11:34,401 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 02.12 07:11:34 ImpRootNode [2018-12-02 07:11:34,401 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-02 07:11:34,401 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-02 07:11:34,401 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-02 07:11:34,402 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-02 07:11:34,403 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 07:10:57" (3/4) ... [2018-12-02 07:11:34,404 INFO L138 WitnessPrinter]: Generating witness for reachability counterexample [2018-12-02 07:11:34,471 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_eafd134c-08f0-4c8f-b057-0dd6b285d06d/bin-2019/ukojak/witness.graphml [2018-12-02 07:11:34,471 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-02 07:11:34,471 INFO L168 Benchmark]: Toolchain (without parser) took 38095.35 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 356.0 MB). Free memory was 954.4 MB in the beginning and 1.1 GB in the end (delta: -122.4 MB). Peak memory consumption was 233.6 MB. Max. memory is 11.5 GB. [2018-12-02 07:11:34,472 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 07:11:34,472 INFO L168 Benchmark]: CACSL2BoogieTranslator took 228.60 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 144.7 MB). Free memory was 954.4 MB in the beginning and 1.1 GB in the end (delta: -188.1 MB). Peak memory consumption was 26.7 MB. Max. memory is 11.5 GB. [2018-12-02 07:11:34,472 INFO L168 Benchmark]: Boogie Procedure Inliner took 25.08 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: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-12-02 07:11:34,472 INFO L168 Benchmark]: Boogie Preprocessor took 20.04 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: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-12-02 07:11:34,472 INFO L168 Benchmark]: RCFGBuilder took 785.47 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 964.9 MB in the end (delta: 172.3 MB). Peak memory consumption was 172.3 MB. Max. memory is 11.5 GB. [2018-12-02 07:11:34,472 INFO L168 Benchmark]: CodeCheck took 36963.78 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 211.3 MB). Free memory was 964.9 MB in the beginning and 1.1 GB in the end (delta: -132.0 MB). Peak memory consumption was 79.2 MB. Max. memory is 11.5 GB. [2018-12-02 07:11:34,473 INFO L168 Benchmark]: Witness Printer took 69.84 ms. Allocated memory is still 1.4 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 20.1 MB). Peak memory consumption was 20.1 MB. Max. memory is 11.5 GB. [2018-12-02 07:11:34,474 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 1 procedures, 77 locations, 1 error locations. UNSAFE Result, 36.9s OverallTime, 7 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 376 SDtfs, 494 SDslu, 770 SDs, 0 SdLazy, 2192 SolverSat, 512 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 800 GetRequests, 647 SyntacticMatches, 17 SemanticMatches, 136 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8732 ImplicationChecksByTransitivity, 32.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 1.1s SatisfiabilityAnalysisTime, 6.7s InterpolantComputationTime, 82 NumberOfCodeBlocks, 82 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 57 ConstructedInterpolants, 0 QuantifiedInterpolants, 101871 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 6 InterpolantComputations, 1 PerfectInterpolantSequences, 1/65 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: 357]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L70] msg_t nomsg = (msg_t )-1; [L71] char r1 ; [L72] port_t p1 ; [L73] char p1_old ; [L74] char p1_new ; [L75] char id1 ; [L76] char st1 ; [L77] msg_t send1 ; [L78] _Bool mode1 ; [L79] _Bool alive1 ; [L80] port_t p2 ; [L81] char p2_old ; [L82] char p2_new ; [L83] char id2 ; [L84] char st2 ; [L85] msg_t send2 ; [L86] _Bool mode2 ; [L87] _Bool alive2 ; [L88] port_t p3 ; [L89] char p3_old ; [L90] char p3_new ; [L91] char id3 ; [L92] char st3 ; [L93] msg_t send3 ; [L94] _Bool mode3 ; [L95] _Bool alive3 ; [L201] void (*nodes[3])(void) = { & node1, & node2, & node3}; [L301] int c1 ; [L302] int i2 ; [L305] c1 = 0 [L306] r1 = __VERIFIER_nondet_char() [L307] id1 = __VERIFIER_nondet_char() [L308] st1 = __VERIFIER_nondet_char() [L309] send1 = __VERIFIER_nondet_char() [L310] mode1 = __VERIFIER_nondet_bool() [L311] alive1 = __VERIFIER_nondet_bool() [L312] id2 = __VERIFIER_nondet_char() [L313] st2 = __VERIFIER_nondet_char() [L314] send2 = __VERIFIER_nondet_char() [L315] mode2 = __VERIFIER_nondet_bool() [L316] alive2 = __VERIFIER_nondet_bool() [L317] id3 = __VERIFIER_nondet_char() [L318] st3 = __VERIFIER_nondet_char() [L319] send3 = __VERIFIER_nondet_char() [L320] mode3 = __VERIFIER_nondet_bool() [L321] alive3 = __VERIFIER_nondet_bool() [L204] int tmp ; [L207] COND TRUE (int )r1 == 0 [L208] COND TRUE ((int )alive1 + (int )alive2) + (int )alive3 >= 1 [L209] COND TRUE (int )id1 >= 0 [L210] COND TRUE (int )st1 == 0 [L211] COND TRUE (int )send1 == (int )id1 [L212] COND TRUE (int )mode1 == 0 [L213] COND TRUE (int )id2 >= 0 [L214] COND TRUE (int )st2 == 0 [L215] COND TRUE (int )send2 == (int )id2 [L216] COND TRUE (int )mode2 == 0 [L217] COND TRUE (int )id3 >= 0 [L218] COND TRUE (int )st3 == 0 [L219] COND TRUE (int )send3 == (int )id3 [L220] COND TRUE (int )mode3 == 0 [L221] COND TRUE (int )id1 != (int )id2 [L222] COND TRUE (int )id1 != (int )id3 [L223] COND TRUE (int )id2 != (int )id3 [L224] tmp = 1 [L276] return (tmp); [L322] i2 = init() [L324] p1_old = nomsg [L325] p1_new = nomsg [L326] p2_old = nomsg [L327] p2_new = nomsg [L328] p3_old = nomsg [L329] p3_new = nomsg [L330] i2 = 0 VAL [alive1=1, alive2=0, alive3=1, id1=4, id2=0, id3=1, mode1=0, mode2=0, mode3=0, nomsg=-1, p1=0, p1_new=-1, p1_old=-1, p2=0, p2_new=-1, p2_old=-1, p3=0, p3_new=-1, p3_old=-1, r1=0, send1=4, send2=0, send3=1, st1=0, st2=0, st3=0] [L331] COND TRUE i2 < 6 [L98] msg_t m1 ; [L101] m1 = nomsg [L102] COND FALSE !(\read(mode1)) [L122] COND TRUE \read(alive1) [L123] EXPR send1 != nomsg && p1_new == nomsg ? send1 : p1_new [L123] p1_new = send1 != nomsg && p1_new == nomsg ? send1 : p1_new [L128] mode1 = (_Bool)1 [L135] msg_t m2 ; [L138] m2 = nomsg [L139] COND FALSE !(\read(mode2)) [L156] COND FALSE !(\read(alive2)) [L159] COND FALSE !((int )send2 != (int )id2) [L162] mode2 = (_Bool)1 [L169] msg_t m3 ; [L172] m3 = nomsg [L173] COND FALSE !(\read(mode3)) [L190] COND TRUE \read(alive3) [L191] EXPR send3 != nomsg && p3_new == nomsg ? send3 : p3_new [L191] p3_new = send3 != nomsg && p3_new == nomsg ? send3 : p3_new [L196] mode3 = (_Bool)1 [L336] p1_old = p1_new [L337] p1_new = nomsg [L338] p2_old = p2_new [L339] p2_new = nomsg [L340] p3_old = p3_new [L341] p3_new = nomsg [L281] int tmp ; [L284] COND TRUE ((int )st1 + (int )st2) + (int )st3 <= 1 [L285] COND TRUE (int )r1 < 3 [L286] tmp = 1 [L296] return (tmp); [L342] c1 = check() [L355] COND FALSE !(! arg) VAL [alive1=1, alive2=0, alive3=1, id1=4, id2=0, id3=1, mode1=1, mode2=1, mode3=1, nomsg=-1, p1=0, p1_new=-1, p1_old=4, p2=0, p2_new=-1, p2_old=-1, p3=0, p3_new=-1, p3_old=1, r1=0, send1=4, send2=0, send3=1, st1=0, st2=0, st3=0] [L344] i2 ++ VAL [alive1=1, alive2=0, alive3=1, id1=4, id2=0, id3=1, mode1=1, mode2=1, mode3=1, nomsg=-1, p1=0, p1_new=-1, p1_old=4, p2=0, p2_new=-1, p2_old=-1, p3=0, p3_new=-1, p3_old=1, r1=0, send1=4, send2=0, send3=1, st1=0, st2=0, st3=0] [L331] COND TRUE i2 < 6 [L98] msg_t m1 ; [L101] m1 = nomsg [L102] COND TRUE \read(mode1) [L103] r1 = (char )((int )r1 + 1) [L104] m1 = p3_old [L105] p3_old = nomsg [L106] COND TRUE (int )m1 != (int )nomsg [L107] COND TRUE \read(alive1) [L108] COND FALSE !((int )m1 > (int )id1) [L111] COND FALSE !((int )m1 == (int )id1) [L114] send1 = m1 [L120] mode1 = (_Bool)0 [L135] msg_t m2 ; [L138] m2 = nomsg [L139] COND TRUE \read(mode2) [L140] m2 = p1_old [L141] p1_old = nomsg [L142] COND TRUE (int )m2 != (int )nomsg [L143] COND FALSE !(\read(alive2)) [L151] send2 = m2 [L154] mode2 = (_Bool)0 [L169] msg_t m3 ; [L172] m3 = nomsg [L173] COND TRUE \read(mode3) [L174] m3 = p2_old [L175] p2_old = nomsg [L176] COND FALSE !((int )m3 != (int )nomsg) [L188] mode3 = (_Bool)0 [L336] p1_old = p1_new [L337] p1_new = nomsg [L338] p2_old = p2_new [L339] p2_new = nomsg [L340] p3_old = p3_new [L341] p3_new = nomsg [L281] int tmp ; [L284] COND TRUE ((int )st1 + (int )st2) + (int )st3 <= 1 [L285] COND TRUE (int )r1 < 3 [L286] tmp = 1 [L296] return (tmp); [L342] c1 = check() [L355] COND FALSE !(! arg) VAL [alive1=1, alive2=0, alive3=1, id1=4, id2=0, id3=1, mode1=0, mode2=0, mode3=0, nomsg=-1, p1=0, p1_new=-1, p1_old=-1, p2=0, p2_new=-1, p2_old=-1, p3=0, p3_new=-1, p3_old=-1, r1=1, send1=1, send2=4, send3=1, st1=0, st2=0, st3=0] [L344] i2 ++ VAL [alive1=1, alive2=0, alive3=1, id1=4, id2=0, id3=1, mode1=0, mode2=0, mode3=0, nomsg=-1, p1=0, p1_new=-1, p1_old=-1, p2=0, p2_new=-1, p2_old=-1, p3=0, p3_new=-1, p3_old=-1, r1=1, send1=1, send2=4, send3=1, st1=0, st2=0, st3=0] [L331] COND TRUE i2 < 6 [L98] msg_t m1 ; [L101] m1 = nomsg [L102] COND FALSE !(\read(mode1)) [L122] COND TRUE \read(alive1) [L123] EXPR send1 != nomsg && p1_new == nomsg ? send1 : p1_new [L123] p1_new = send1 != nomsg && p1_new == nomsg ? send1 : p1_new [L128] mode1 = (_Bool)1 [L135] msg_t m2 ; [L138] m2 = nomsg [L139] COND FALSE !(\read(mode2)) [L156] COND FALSE !(\read(alive2)) [L159] COND TRUE (int )send2 != (int )id2 [L160] EXPR send2 != nomsg && p2_new == nomsg ? send2 : p2_new [L160] p2_new = send2 != nomsg && p2_new == nomsg ? send2 : p2_new [L162] mode2 = (_Bool)1 [L169] msg_t m3 ; [L172] m3 = nomsg [L173] COND FALSE !(\read(mode3)) [L190] COND TRUE \read(alive3) [L191] EXPR send3 != nomsg && p3_new == nomsg ? send3 : p3_new [L191] p3_new = send3 != nomsg && p3_new == nomsg ? send3 : p3_new [L196] mode3 = (_Bool)1 [L336] p1_old = p1_new [L337] p1_new = nomsg [L338] p2_old = p2_new [L339] p2_new = nomsg [L340] p3_old = p3_new [L341] p3_new = nomsg [L281] int tmp ; [L284] COND TRUE ((int )st1 + (int )st2) + (int )st3 <= 1 [L285] COND TRUE (int )r1 < 3 [L286] tmp = 1 [L296] return (tmp); [L342] c1 = check() [L355] COND FALSE !(! arg) VAL [alive1=1, alive2=0, alive3=1, id1=4, id2=0, id3=1, mode1=1, mode2=1, mode3=1, nomsg=-1, p1=0, p1_new=-1, p1_old=1, p2=0, p2_new=-1, p2_old=4, p3=0, p3_new=-1, p3_old=1, r1=1, send1=1, send2=4, send3=1, st1=0, st2=0, st3=0] [L344] i2 ++ VAL [alive1=1, alive2=0, alive3=1, id1=4, id2=0, id3=1, mode1=1, mode2=1, mode3=1, nomsg=-1, p1=0, p1_new=-1, p1_old=1, p2=0, p2_new=-1, p2_old=4, p3=0, p3_new=-1, p3_old=1, r1=1, send1=1, send2=4, send3=1, st1=0, st2=0, st3=0] [L331] COND TRUE i2 < 6 [L98] msg_t m1 ; [L101] m1 = nomsg [L102] COND TRUE \read(mode1) [L103] r1 = (char )((int )r1 + 1) [L104] m1 = p3_old [L105] p3_old = nomsg [L106] COND TRUE (int )m1 != (int )nomsg [L107] COND TRUE \read(alive1) [L108] COND FALSE !((int )m1 > (int )id1) [L111] COND FALSE !((int )m1 == (int )id1) [L114] send1 = m1 [L120] mode1 = (_Bool)0 [L135] msg_t m2 ; [L138] m2 = nomsg [L139] COND TRUE \read(mode2) [L140] m2 = p1_old [L141] p1_old = nomsg [L142] COND TRUE (int )m2 != (int )nomsg [L143] COND FALSE !(\read(alive2)) [L151] send2 = m2 [L154] mode2 = (_Bool)0 [L169] msg_t m3 ; [L172] m3 = nomsg [L173] COND TRUE \read(mode3) [L174] m3 = p2_old [L175] p2_old = nomsg [L176] COND TRUE (int )m3 != (int )nomsg [L177] COND TRUE \read(alive3) [L178] COND TRUE (int )m3 > (int )id3 [L179] send3 = m3 [L188] mode3 = (_Bool)0 [L336] p1_old = p1_new [L337] p1_new = nomsg [L338] p2_old = p2_new [L339] p2_new = nomsg [L340] p3_old = p3_new [L341] p3_new = nomsg [L281] int tmp ; [L284] COND TRUE ((int )st1 + (int )st2) + (int )st3 <= 1 [L285] COND TRUE (int )r1 < 3 [L286] tmp = 1 [L296] return (tmp); [L342] c1 = check() [L355] COND FALSE !(! arg) VAL [alive1=1, alive2=0, alive3=1, id1=4, id2=0, id3=1, mode1=0, mode2=0, mode3=0, nomsg=-1, p1=0, p1_new=-1, p1_old=-1, p2=0, p2_new=-1, p2_old=-1, p3=0, p3_new=-1, p3_old=-1, r1=2, send1=1, send2=1, send3=4, st1=0, st2=0, st3=0] [L344] i2 ++ VAL [alive1=1, alive2=0, alive3=1, id1=4, id2=0, id3=1, mode1=0, mode2=0, mode3=0, nomsg=-1, p1=0, p1_new=-1, p1_old=-1, p2=0, p2_new=-1, p2_old=-1, p3=0, p3_new=-1, p3_old=-1, r1=2, send1=1, send2=1, send3=4, st1=0, st2=0, st3=0] [L331] COND TRUE i2 < 6 [L98] msg_t m1 ; [L101] m1 = nomsg [L102] COND FALSE !(\read(mode1)) [L122] COND TRUE \read(alive1) [L123] EXPR send1 != nomsg && p1_new == nomsg ? send1 : p1_new [L123] p1_new = send1 != nomsg && p1_new == nomsg ? send1 : p1_new [L128] mode1 = (_Bool)1 [L135] msg_t m2 ; [L138] m2 = nomsg [L139] COND FALSE !(\read(mode2)) [L156] COND FALSE !(\read(alive2)) [L159] COND TRUE (int )send2 != (int )id2 [L160] EXPR send2 != nomsg && p2_new == nomsg ? send2 : p2_new [L160] p2_new = send2 != nomsg && p2_new == nomsg ? send2 : p2_new [L162] mode2 = (_Bool)1 [L169] msg_t m3 ; [L172] m3 = nomsg [L173] COND FALSE !(\read(mode3)) [L190] COND TRUE \read(alive3) [L191] EXPR send3 != nomsg && p3_new == nomsg ? send3 : p3_new [L191] p3_new = send3 != nomsg && p3_new == nomsg ? send3 : p3_new [L196] mode3 = (_Bool)1 [L336] p1_old = p1_new [L337] p1_new = nomsg [L338] p2_old = p2_new [L339] p2_new = nomsg [L340] p3_old = p3_new [L341] p3_new = nomsg [L281] int tmp ; [L284] COND TRUE ((int )st1 + (int )st2) + (int )st3 <= 1 [L285] COND TRUE (int )r1 < 3 [L286] tmp = 1 [L296] return (tmp); [L342] c1 = check() [L355] COND FALSE !(! arg) VAL [alive1=1, alive2=0, alive3=1, id1=4, id2=0, id3=1, mode1=1, mode2=1, mode3=1, nomsg=-1, p1=0, p1_new=-1, p1_old=1, p2=0, p2_new=-1, p2_old=1, p3=0, p3_new=-1, p3_old=4, r1=2, send1=1, send2=1, send3=4, st1=0, st2=0, st3=0] [L344] i2 ++ VAL [alive1=1, alive2=0, alive3=1, id1=4, id2=0, id3=1, mode1=1, mode2=1, mode3=1, nomsg=-1, p1=0, p1_new=-1, p1_old=1, p2=0, p2_new=-1, p2_old=1, p3=0, p3_new=-1, p3_old=4, r1=2, send1=1, send2=1, send3=4, st1=0, st2=0, st3=0] [L331] COND TRUE i2 < 6 [L98] msg_t m1 ; [L101] m1 = nomsg [L102] COND TRUE \read(mode1) [L103] r1 = (char )((int )r1 + 1) [L104] m1 = p3_old [L105] p3_old = nomsg [L106] COND TRUE (int )m1 != (int )nomsg [L107] COND TRUE \read(alive1) [L108] COND FALSE !((int )m1 > (int )id1) [L111] COND TRUE (int )m1 == (int )id1 [L112] st1 = (char)1 [L120] mode1 = (_Bool)0 [L135] msg_t m2 ; [L138] m2 = nomsg [L139] COND TRUE \read(mode2) [L140] m2 = p1_old [L141] p1_old = nomsg [L142] COND TRUE (int )m2 != (int )nomsg [L143] COND FALSE !(\read(alive2)) [L151] send2 = m2 [L154] mode2 = (_Bool)0 [L169] msg_t m3 ; [L172] m3 = nomsg [L173] COND TRUE \read(mode3) [L174] m3 = p2_old [L175] p2_old = nomsg [L176] COND TRUE (int )m3 != (int )nomsg [L177] COND TRUE \read(alive3) [L178] COND FALSE !((int )m3 > (int )id3) [L181] COND TRUE (int )m3 == (int )id3 [L182] st3 = (char)1 [L188] mode3 = (_Bool)0 [L336] p1_old = p1_new [L337] p1_new = nomsg [L338] p2_old = p2_new [L339] p2_new = nomsg [L340] p3_old = p3_new [L341] p3_new = nomsg [L281] int tmp ; [L284] COND FALSE !(((int )st1 + (int )st2) + (int )st3 <= 1) [L294] tmp = 0 [L296] return (tmp); [L342] c1 = check() [L355] COND TRUE ! arg VAL [alive1=1, alive2=0, alive3=1, id1=4, id2=0, id3=1, mode1=0, mode2=0, mode3=0, nomsg=-1, p1=0, p1_new=-1, p1_old=-1, p2=0, p2_new=-1, p2_old=-1, p3=0, p3_new=-1, p3_old=-1, r1=3, send1=1, send2=1, send3=4, st1=1, st2=0, st3=1] [L357] __VERIFIER_error() VAL [alive1=1, alive2=0, alive3=1, id1=4, id2=0, id3=1, mode1=0, mode2=0, mode3=0, nomsg=-1, p1=0, p1_new=-1, p1_old=-1, p2=0, p2_new=-1, p2_old=-1, p3=0, p3_new=-1, p3_old=-1, r1=3, send1=1, send2=1, send3=4, st1=1, st2=0, st3=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 228.60 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 144.7 MB). Free memory was 954.4 MB in the beginning and 1.1 GB in the end (delta: -188.1 MB). Peak memory consumption was 26.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 25.08 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: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 20.04 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: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 785.47 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 964.9 MB in the end (delta: 172.3 MB). Peak memory consumption was 172.3 MB. Max. memory is 11.5 GB. * CodeCheck took 36963.78 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 211.3 MB). Free memory was 964.9 MB in the beginning and 1.1 GB in the end (delta: -132.0 MB). Peak memory consumption was 79.2 MB. Max. memory is 11.5 GB. * Witness Printer took 69.84 ms. Allocated memory is still 1.4 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 20.1 MB). Peak memory consumption was 20.1 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...