./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_15edbbdc-844a-4bbb-9413-7ec91a2a96ad/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_15edbbdc-844a-4bbb-9413-7ec91a2a96ad/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_15edbbdc-844a-4bbb-9413-7ec91a2a96ad/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_15edbbdc-844a-4bbb-9413-7ec91a2a96ad/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_15edbbdc-844a-4bbb-9413-7ec91a2a96ad/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_15edbbdc-844a-4bbb-9413-7ec91a2a96ad/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 [2018-12-08 13:43:55,068 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-08 13:43:55,069 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-08 13:43:55,078 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-08 13:43:55,078 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-08 13:43:55,079 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-08 13:43:55,080 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-08 13:43:55,081 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-08 13:43:55,083 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-08 13:43:55,083 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-08 13:43:55,084 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-08 13:43:55,084 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-08 13:43:55,085 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-08 13:43:55,086 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-08 13:43:55,086 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-08 13:43:55,087 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-08 13:43:55,088 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-08 13:43:55,089 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-08 13:43:55,090 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-08 13:43:55,091 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-08 13:43:55,092 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-08 13:43:55,093 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-08 13:43:55,095 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-08 13:43:55,095 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-08 13:43:55,095 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-08 13:43:55,096 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-08 13:43:55,096 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-08 13:43:55,097 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-08 13:43:55,097 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-08 13:43:55,098 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-08 13:43:55,098 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-08 13:43:55,099 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-08 13:43:55,099 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-08 13:43:55,099 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-08 13:43:55,100 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-08 13:43:55,100 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-08 13:43:55,100 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_15edbbdc-844a-4bbb-9413-7ec91a2a96ad/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-08 13:43:55,111 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-08 13:43:55,111 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-08 13:43:55,112 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-08 13:43:55,112 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-08 13:43:55,112 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-08 13:43:55,113 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-08 13:43:55,113 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-08 13:43:55,113 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-08 13:43:55,113 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-08 13:43:55,113 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-08 13:43:55,113 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-08 13:43:55,113 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-08 13:43:55,113 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-08 13:43:55,114 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-08 13:43:55,114 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-08 13:43:55,114 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-08 13:43:55,114 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-08 13:43:55,114 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-08 13:43:55,114 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-08 13:43:55,114 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-08 13:43:55,114 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-08 13:43:55,115 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-08 13:43:55,115 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-08 13:43:55,115 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-08 13:43:55,115 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-08 13:43:55,115 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-08 13:43:55,115 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-08 13:43:55,115 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-08 13:43:55,115 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-08 13:43:55,116 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_15edbbdc-844a-4bbb-9413-7ec91a2a96ad/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 [2018-12-08 13:43:55,138 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-08 13:43:55,146 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-08 13:43:55,147 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-08 13:43:55,148 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-08 13:43:55,148 INFO L276 PluginConnector]: CDTParser initialized [2018-12-08 13:43:55,149 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_15edbbdc-844a-4bbb-9413-7ec91a2a96ad/bin-2019/ukojak/../../sv-benchmarks/c/seq-mthreaded/pals_lcr-var-start-time.3_false-unreach-call.1.ufo.BOUNDED-6.pals_true-termination.c [2018-12-08 13:43:55,188 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_15edbbdc-844a-4bbb-9413-7ec91a2a96ad/bin-2019/ukojak/data/a4a361a0f/d248407350b949f292044a40b4ba594c/FLAG4b319dca4 [2018-12-08 13:43:55,565 INFO L307 CDTParser]: Found 1 translation units. [2018-12-08 13:43:55,565 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_15edbbdc-844a-4bbb-9413-7ec91a2a96ad/sv-benchmarks/c/seq-mthreaded/pals_lcr-var-start-time.3_false-unreach-call.1.ufo.BOUNDED-6.pals_true-termination.c [2018-12-08 13:43:55,569 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_15edbbdc-844a-4bbb-9413-7ec91a2a96ad/bin-2019/ukojak/data/a4a361a0f/d248407350b949f292044a40b4ba594c/FLAG4b319dca4 [2018-12-08 13:43:55,577 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_15edbbdc-844a-4bbb-9413-7ec91a2a96ad/bin-2019/ukojak/data/a4a361a0f/d248407350b949f292044a40b4ba594c [2018-12-08 13:43:55,579 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-08 13:43:55,579 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-08 13:43:55,580 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-08 13:43:55,580 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-08 13:43:55,582 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-08 13:43:55,582 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 01:43:55" (1/1) ... [2018-12-08 13:43:55,584 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f4995a6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 01:43:55, skipping insertion in model container [2018-12-08 13:43:55,584 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 01:43:55" (1/1) ... [2018-12-08 13:43:55,588 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-08 13:43:55,608 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-08 13:43:55,721 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 13:43:55,726 INFO L191 MainTranslator]: Completed pre-run [2018-12-08 13:43:55,779 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 13:43:55,790 INFO L195 MainTranslator]: Completed translation [2018-12-08 13:43:55,790 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 01:43:55 WrapperNode [2018-12-08 13:43:55,790 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-08 13:43:55,791 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-08 13:43:55,791 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-08 13:43:55,791 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-08 13:43:55,796 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 01:43:55" (1/1) ... [2018-12-08 13:43:55,801 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 01:43:55" (1/1) ... [2018-12-08 13:43:55,820 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-08 13:43:55,820 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-08 13:43:55,820 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-08 13:43:55,821 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-08 13:43:55,826 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 01:43:55" (1/1) ... [2018-12-08 13:43:55,826 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 01:43:55" (1/1) ... [2018-12-08 13:43:55,827 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 01:43:55" (1/1) ... [2018-12-08 13:43:55,828 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 01:43:55" (1/1) ... [2018-12-08 13:43:55,830 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 01:43:55" (1/1) ... [2018-12-08 13:43:55,834 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 01:43:55" (1/1) ... [2018-12-08 13:43:55,835 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 01:43:55" (1/1) ... [2018-12-08 13:43:55,837 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-08 13:43:55,837 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-08 13:43:55,837 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-08 13:43:55,837 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-08 13:43:55,838 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 01:43:55" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_15edbbdc-844a-4bbb-9413-7ec91a2a96ad/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 [2018-12-08 13:43:55,870 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-08 13:43:55,870 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-08 13:43:56,651 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-08 13:43:56,652 INFO L280 CfgBuilder]: Removed 17 assue(true) statements. [2018-12-08 13:43:56,652 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 01:43:56 BoogieIcfgContainer [2018-12-08 13:43:56,652 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-08 13:43:56,652 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-08 13:43:56,652 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-08 13:43:56,660 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-08 13:43:56,660 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 01:43:56" (1/1) ... [2018-12-08 13:43:56,667 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 13:43:56,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:43:56,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2018-12-08 13:43:56,689 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2018-12-08 13:43:56,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-12-08 13:43:56,691 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:43:56,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:43:56,896 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:43:56,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:43:56,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 9 states and 12 transitions. [2018-12-08 13:43:56,951 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 12 transitions. [2018-12-08 13:43:56,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-12-08 13:43:56,952 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:43:57,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:43:57,308 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:43:57,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:43:57,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 13 states and 22 transitions. [2018-12-08 13:43:57,856 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 22 transitions. [2018-12-08 13:43:57,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-12-08 13:43:57,858 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:43:57,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:43:58,121 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 1 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:43:59,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:43:59,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 19 states and 38 transitions. [2018-12-08 13:43:59,515 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 38 transitions. [2018-12-08 13:43:59,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-12-08 13:43:59,516 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:43:59,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:44:00,158 WARN L180 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 69 [2018-12-08 13:44:01,570 WARN L180 SmtUtils]: Spent 1.28 s on a formula simplification. DAG size of input: 262 DAG size of output: 151 [2018-12-08 13:44:03,145 WARN L180 SmtUtils]: Spent 1.41 s on a formula simplification. DAG size of input: 275 DAG size of output: 152 [2018-12-08 13:44:04,045 WARN L180 SmtUtils]: Spent 766.00 ms on a formula simplification. DAG size of input: 255 DAG size of output: 163 [2018-12-08 13:44:04,669 WARN L180 SmtUtils]: Spent 470.00 ms on a formula simplification. DAG size of input: 262 DAG size of output: 144 [2018-12-08 13:44:04,678 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:44:04,897 WARN L180 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 74 [2018-12-08 13:44:05,332 WARN L180 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 141 [2018-12-08 13:44:05,591 WARN L180 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 141 [2018-12-08 13:44:05,950 WARN L180 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 155 [2018-12-08 13:44:06,172 WARN L180 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 141 [2018-12-08 13:44:06,406 WARN L180 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 156 [2018-12-08 13:44:06,944 WARN L180 SmtUtils]: Spent 445.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 140 [2018-12-08 13:44:07,230 WARN L180 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 143 [2018-12-08 13:44:07,794 WARN L180 SmtUtils]: Spent 529.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 155 [2018-12-08 13:44:08,116 WARN L180 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 141 [2018-12-08 13:44:08,397 WARN L180 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 156 [2018-12-08 13:44:08,964 WARN L180 SmtUtils]: Spent 509.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 154 [2018-12-08 13:44:09,541 WARN L180 SmtUtils]: Spent 477.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 151 [2018-12-08 13:44:09,927 WARN L180 SmtUtils]: Spent 356.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 157 [2018-12-08 13:44:10,194 WARN L180 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 155 [2018-12-08 13:44:10,475 WARN L180 SmtUtils]: Spent 172.00 ms on a formula simplification that was a NOOP. DAG size: 157 [2018-12-08 13:44:11,078 WARN L180 SmtUtils]: Spent 510.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 152 [2018-12-08 13:44:11,462 WARN L180 SmtUtils]: Spent 345.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 155 [2018-12-08 13:44:11,740 WARN L180 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 153 [2018-12-08 13:44:12,020 WARN L180 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 155 [2018-12-08 13:44:12,569 WARN L180 SmtUtils]: Spent 487.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 146 [2018-12-08 13:44:13,226 WARN L180 SmtUtils]: Spent 613.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 171 [2018-12-08 13:44:13,667 WARN L180 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 146 [2018-12-08 13:44:13,984 WARN L180 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 172 [2018-12-08 13:44:14,383 WARN L180 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 155 [2018-12-08 13:44:14,639 WARN L180 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2018-12-08 13:44:14,840 WARN L180 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2018-12-08 13:44:15,097 WARN L180 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 156 [2018-12-08 13:44:15,376 WARN L180 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 164 [2018-12-08 13:44:15,837 WARN L180 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 153 [2018-12-08 13:44:16,038 WARN L180 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 161 [2018-12-08 13:44:16,339 WARN L180 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 154 [2018-12-08 13:44:16,664 WARN L180 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 162 [2018-12-08 13:44:16,996 WARN L180 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2018-12-08 13:44:17,297 WARN L180 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 170 [2018-12-08 13:44:17,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:44:17,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 29 states and 70 transitions. [2018-12-08 13:44:17,373 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 70 transitions. [2018-12-08 13:44:17,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-12-08 13:44:17,374 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:44:17,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:44:17,687 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:44:18,358 WARN L180 SmtUtils]: Spent 586.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 155 [2018-12-08 13:44:19,045 WARN L180 SmtUtils]: Spent 646.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 161 [2018-12-08 13:44:19,495 WARN L180 SmtUtils]: Spent 177.00 ms on a formula simplification that was a NOOP. DAG size: 156 [2018-12-08 13:44:19,781 WARN L180 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 161 [2018-12-08 13:44:19,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:44:19,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 30 states and 72 transitions. [2018-12-08 13:44:19,877 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 72 transitions. [2018-12-08 13:44:19,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-12-08 13:44:19,878 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:44:19,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:44:21,149 WARN L180 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 37 [2018-12-08 13:44:21,152 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:44:21,705 WARN L180 SmtUtils]: Spent 303.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 141 [2018-12-08 13:44:22,082 WARN L180 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 78 [2018-12-08 13:44:22,420 WARN L180 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 142 [2018-12-08 13:44:22,932 WARN L180 SmtUtils]: Spent 281.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 141 [2018-12-08 13:44:23,115 WARN L180 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 78 [2018-12-08 13:44:23,421 WARN L180 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 142 [2018-12-08 13:44:24,078 WARN L180 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 148 [2018-12-08 13:44:24,472 WARN L180 SmtUtils]: Spent 333.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 149 [2018-12-08 13:44:24,769 WARN L180 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 149 [2018-12-08 13:44:25,220 WARN L180 SmtUtils]: Spent 266.00 ms on a formula simplification that was a NOOP. DAG size: 150 [2018-12-08 13:44:25,635 WARN L180 SmtUtils]: Spent 342.00 ms on a formula simplification. DAG size of input: 172 DAG size of output: 169 [2018-12-08 13:44:26,173 WARN L180 SmtUtils]: Spent 371.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 174 [2018-12-08 13:44:26,508 WARN L180 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 170 [2018-12-08 13:44:26,852 WARN L180 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2018-12-08 13:44:27,320 WARN L180 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 167 [2018-12-08 13:44:27,734 WARN L180 SmtUtils]: Spent 345.00 ms on a formula simplification. DAG size of input: 172 DAG size of output: 172 [2018-12-08 13:44:28,411 WARN L180 SmtUtils]: Spent 461.00 ms on a formula simplification that was a NOOP. DAG size: 168 [2018-12-08 13:44:28,873 WARN L180 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 173 [2018-12-08 13:44:29,613 WARN L180 SmtUtils]: Spent 352.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 171 [2018-12-08 13:44:30,065 WARN L180 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 172 [2018-12-08 13:44:30,597 WARN L180 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2018-12-08 13:44:31,069 WARN L180 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 170 [2018-12-08 13:44:31,462 WARN L180 SmtUtils]: Spent 189.00 ms on a formula simplification that was a NOOP. DAG size: 177 [2018-12-08 13:44:32,285 WARN L180 SmtUtils]: Spent 326.00 ms on a formula simplification that was a NOOP. DAG size: 178 [2018-12-08 13:44:32,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:44:32,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 39 states and 99 transitions. [2018-12-08 13:44:32,370 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 99 transitions. [2018-12-08 13:44:32,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-12-08 13:44:32,371 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:44:32,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-08 13:44:33,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-08 13:44:33,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-08 13:44:34,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-08 13:44:34,344 WARN L497 CodeCheckObserver]: This program is UNSAFE, Check terminated with 7 iterations. [2018-12-08 13:44:34,387 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.12 01:44:34 ImpRootNode [2018-12-08 13:44:34,387 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-08 13:44:34,387 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-08 13:44:34,387 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-08 13:44:34,387 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-08 13:44:34,388 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 01:43:56" (3/4) ... [2018-12-08 13:44:34,389 INFO L138 WitnessPrinter]: Generating witness for reachability counterexample [2018-12-08 13:44:34,458 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_15edbbdc-844a-4bbb-9413-7ec91a2a96ad/bin-2019/ukojak/witness.graphml [2018-12-08 13:44:34,458 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-08 13:44:34,458 INFO L168 Benchmark]: Toolchain (without parser) took 38879.42 ms. Allocated memory was 1.0 GB in the beginning and 1.5 GB in the end (delta: 519.6 MB). Free memory was 961.4 MB in the beginning and 1.1 GB in the end (delta: -112.2 MB). Peak memory consumption was 407.4 MB. Max. memory is 11.5 GB. [2018-12-08 13:44:34,459 INFO L168 Benchmark]: CDTParser took 0.10 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. [2018-12-08 13:44:34,459 INFO L168 Benchmark]: CACSL2BoogieTranslator took 210.78 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 137.9 MB). Free memory was 961.4 MB in the beginning and 1.1 GB in the end (delta: -168.0 MB). Peak memory consumption was 29.4 MB. Max. memory is 11.5 GB. [2018-12-08 13:44:34,459 INFO L168 Benchmark]: Boogie Procedure Inliner took 29.39 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 13:44:34,459 INFO L168 Benchmark]: Boogie Preprocessor took 16.35 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 13:44:34,459 INFO L168 Benchmark]: RCFGBuilder took 815.06 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 959.9 MB in the end (delta: 169.5 MB). Peak memory consumption was 169.5 MB. Max. memory is 11.5 GB. [2018-12-08 13:44:34,459 INFO L168 Benchmark]: CodeCheck took 37734.67 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 381.7 MB). Free memory was 959.9 MB in the beginning and 1.1 GB in the end (delta: -127.9 MB). Peak memory consumption was 253.7 MB. Max. memory is 11.5 GB. [2018-12-08 13:44:34,460 INFO L168 Benchmark]: Witness Printer took 70.76 ms. Allocated memory is still 1.5 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 14.3 MB). Peak memory consumption was 14.3 MB. Max. memory is 11.5 GB. [2018-12-08 13:44:34,461 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, 37.6s 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, 2.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 800 GetRequests, 647 SyntacticMatches, 17 SemanticMatches, 136 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8732 ImplicationChecksByTransitivity, 33.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 1.1s SatisfiabilityAnalysisTime, 6.9s 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 0.10 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 210.78 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 137.9 MB). Free memory was 961.4 MB in the beginning and 1.1 GB in the end (delta: -168.0 MB). Peak memory consumption was 29.4 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 29.39 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 16.35 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 815.06 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 959.9 MB in the end (delta: 169.5 MB). Peak memory consumption was 169.5 MB. Max. memory is 11.5 GB. * CodeCheck took 37734.67 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 381.7 MB). Free memory was 959.9 MB in the beginning and 1.1 GB in the end (delta: -127.9 MB). Peak memory consumption was 253.7 MB. Max. memory is 11.5 GB. * Witness Printer took 70.76 ms. Allocated memory is still 1.5 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 14.3 MB). Peak memory consumption was 14.3 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...