./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.2.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_7f885264-8a85-43ea-9802-d2765259b9f7/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_7f885264-8a85-43ea-9802-d2765259b9f7/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_7f885264-8a85-43ea-9802-d2765259b9f7/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_7f885264-8a85-43ea-9802-d2765259b9f7/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded/pals_lcr-var-start-time.3_false-unreach-call.2.ufo.BOUNDED-6.pals_true-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_7f885264-8a85-43ea-9802-d2765259b9f7/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_7f885264-8a85-43ea-9802-d2765259b9f7/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 f2969d4725852fd68e7759cdb7f1d1929ca0124c ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 12:57:55,277 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-08 12:57:55,278 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-08 12:57:55,284 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-08 12:57:55,284 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-08 12:57:55,285 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-08 12:57:55,285 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-08 12:57:55,286 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-08 12:57:55,287 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-08 12:57:55,287 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-08 12:57:55,288 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-08 12:57:55,288 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-08 12:57:55,288 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-08 12:57:55,289 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-08 12:57:55,289 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-08 12:57:55,289 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-08 12:57:55,290 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-08 12:57:55,291 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-08 12:57:55,291 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-08 12:57:55,292 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-08 12:57:55,293 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-08 12:57:55,293 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-08 12:57:55,294 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-08 12:57:55,294 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-08 12:57:55,295 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-08 12:57:55,295 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-08 12:57:55,295 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-08 12:57:55,296 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-08 12:57:55,296 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-08 12:57:55,297 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-08 12:57:55,297 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-08 12:57:55,297 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-08 12:57:55,297 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-08 12:57:55,297 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-08 12:57:55,298 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-08 12:57:55,298 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-08 12:57:55,298 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_7f885264-8a85-43ea-9802-d2765259b9f7/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-08 12:57:55,305 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-08 12:57:55,305 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-08 12:57:55,306 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-08 12:57:55,306 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-08 12:57:55,306 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-08 12:57:55,306 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-08 12:57:55,307 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-08 12:57:55,307 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-08 12:57:55,307 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-08 12:57:55,307 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-08 12:57:55,307 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-08 12:57:55,307 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-08 12:57:55,307 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-08 12:57:55,307 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-08 12:57:55,307 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-08 12:57:55,307 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-08 12:57:55,307 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-08 12:57:55,307 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-08 12:57:55,308 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-08 12:57:55,308 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-08 12:57:55,308 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-08 12:57:55,308 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-08 12:57:55,308 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-08 12:57:55,308 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-08 12:57:55,308 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-08 12:57:55,308 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-08 12:57:55,308 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-08 12:57:55,308 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-08 12:57:55,309 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-08 12:57:55,309 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_7f885264-8a85-43ea-9802-d2765259b9f7/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 -> f2969d4725852fd68e7759cdb7f1d1929ca0124c [2018-12-08 12:57:55,326 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-08 12:57:55,333 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-08 12:57:55,335 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-08 12:57:55,336 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-08 12:57:55,336 INFO L276 PluginConnector]: CDTParser initialized [2018-12-08 12:57:55,336 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_7f885264-8a85-43ea-9802-d2765259b9f7/bin-2019/ukojak/../../sv-benchmarks/c/seq-mthreaded/pals_lcr-var-start-time.3_false-unreach-call.2.ufo.BOUNDED-6.pals_true-termination.c [2018-12-08 12:57:55,373 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_7f885264-8a85-43ea-9802-d2765259b9f7/bin-2019/ukojak/data/b6e215ef4/d83225a581e24b0aaef412b037831b31/FLAGd6b5ddc24 [2018-12-08 12:57:55,695 INFO L307 CDTParser]: Found 1 translation units. [2018-12-08 12:57:55,695 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_7f885264-8a85-43ea-9802-d2765259b9f7/sv-benchmarks/c/seq-mthreaded/pals_lcr-var-start-time.3_false-unreach-call.2.ufo.BOUNDED-6.pals_true-termination.c [2018-12-08 12:57:55,699 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_7f885264-8a85-43ea-9802-d2765259b9f7/bin-2019/ukojak/data/b6e215ef4/d83225a581e24b0aaef412b037831b31/FLAGd6b5ddc24 [2018-12-08 12:57:55,709 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_7f885264-8a85-43ea-9802-d2765259b9f7/bin-2019/ukojak/data/b6e215ef4/d83225a581e24b0aaef412b037831b31 [2018-12-08 12:57:55,711 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-08 12:57:55,712 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-08 12:57:55,713 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-08 12:57:55,713 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-08 12:57:55,715 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-08 12:57:55,716 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 12:57:55" (1/1) ... [2018-12-08 12:57:55,717 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 08.12 12:57:55, skipping insertion in model container [2018-12-08 12:57:55,718 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 12:57:55" (1/1) ... [2018-12-08 12:57:55,723 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-08 12:57:55,738 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-08 12:57:55,846 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 12:57:55,851 INFO L191 MainTranslator]: Completed pre-run [2018-12-08 12:57:55,875 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 12:57:55,917 INFO L195 MainTranslator]: Completed translation [2018-12-08 12:57:55,917 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 12:57:55 WrapperNode [2018-12-08 12:57:55,917 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-08 12:57:55,918 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-08 12:57:55,918 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-08 12:57:55,918 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-08 12:57:55,923 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 12:57:55" (1/1) ... [2018-12-08 12:57:55,928 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 12:57:55" (1/1) ... [2018-12-08 12:57:55,943 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-08 12:57:55,944 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-08 12:57:55,944 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-08 12:57:55,944 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-08 12:57:55,949 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 12:57:55" (1/1) ... [2018-12-08 12:57:55,949 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 12:57:55" (1/1) ... [2018-12-08 12:57:55,951 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 12:57:55" (1/1) ... [2018-12-08 12:57:55,951 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 12:57:55" (1/1) ... [2018-12-08 12:57:55,953 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 12:57:55" (1/1) ... [2018-12-08 12:57:55,957 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 12:57:55" (1/1) ... [2018-12-08 12:57:55,958 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 12:57:55" (1/1) ... [2018-12-08 12:57:55,960 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-08 12:57:55,960 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-08 12:57:55,960 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-08 12:57:55,960 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-08 12:57:55,961 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 12:57:55" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_7f885264-8a85-43ea-9802-d2765259b9f7/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 12:57:55,993 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-08 12:57:55,993 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-08 12:57:56,693 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-08 12:57:56,693 INFO L280 CfgBuilder]: Removed 17 assue(true) statements. [2018-12-08 12:57:56,694 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 12:57:56 BoogieIcfgContainer [2018-12-08 12:57:56,694 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-08 12:57:56,694 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-08 12:57:56,694 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-08 12:57:56,703 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-08 12:57:56,703 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 12:57:56" (1/1) ... [2018-12-08 12:57:56,713 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 12:57:56,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 12:57:56,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2018-12-08 12:57:56,738 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2018-12-08 12:57:56,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-12-08 12:57:56,740 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 12:57:56,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 12:57:56,964 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 12:57:57,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 12:57:57,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 9 states and 12 transitions. [2018-12-08 12:57:57,023 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 12 transitions. [2018-12-08 12:57:57,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-12-08 12:57:57,023 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 12:57:57,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 12:57:57,301 WARN L180 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 61 [2018-12-08 12:57:57,441 WARN L180 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 63 [2018-12-08 12:57:57,545 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 12:57:58,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 12:57:58,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 13 states and 22 transitions. [2018-12-08 12:57:58,489 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 22 transitions. [2018-12-08 12:57:58,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-12-08 12:57:58,491 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 12:57:58,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 12:57:58,770 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 12:58:00,261 WARN L180 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2018-12-08 12:58:00,620 WARN L180 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2018-12-08 12:58:00,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 12:58:00,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 19 states and 38 transitions. [2018-12-08 12:58:00,780 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 38 transitions. [2018-12-08 12:58:00,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-12-08 12:58:00,781 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 12:58:00,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 12:58:01,632 WARN L180 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 69 [2018-12-08 12:58:03,228 WARN L180 SmtUtils]: Spent 1.41 s on a formula simplification. DAG size of input: 282 DAG size of output: 159 [2018-12-08 12:58:04,910 WARN L180 SmtUtils]: Spent 1.51 s on a formula simplification. DAG size of input: 308 DAG size of output: 178 [2018-12-08 12:58:06,522 WARN L180 SmtUtils]: Spent 1.44 s on a formula simplification. DAG size of input: 287 DAG size of output: 177 [2018-12-08 12:58:07,803 WARN L180 SmtUtils]: Spent 1.10 s on a formula simplification. DAG size of input: 290 DAG size of output: 178 [2018-12-08 12:58:07,812 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 12:58:08,283 WARN L180 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 73 [2018-12-08 12:58:08,869 WARN L180 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 160 [2018-12-08 12:58:09,306 WARN L180 SmtUtils]: Spent 277.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 148 [2018-12-08 12:58:09,700 WARN L180 SmtUtils]: Spent 356.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 166 [2018-12-08 12:58:09,959 WARN L180 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 161 [2018-12-08 12:58:10,225 WARN L180 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 167 [2018-12-08 12:58:10,686 WARN L180 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 172 DAG size of output: 158 [2018-12-08 12:58:11,087 WARN L180 SmtUtils]: Spent 358.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 164 [2018-12-08 12:58:11,356 WARN L180 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 159 [2018-12-08 12:58:11,632 WARN L180 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 165 [2018-12-08 12:58:12,325 WARN L180 SmtUtils]: Spent 632.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 172 [2018-12-08 12:58:12,679 WARN L180 SmtUtils]: Spent 230.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2018-12-08 12:58:13,254 WARN L180 SmtUtils]: Spent 523.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 174 [2018-12-08 12:58:13,613 WARN L180 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 171 [2018-12-08 12:58:13,953 WARN L180 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 173 [2018-12-08 12:58:14,880 WARN L180 SmtUtils]: Spent 489.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 170 [2018-12-08 12:58:27,333 WARN L180 SmtUtils]: Spent 12.40 s on a formula simplification. DAG size of input: 178 DAG size of output: 172 [2018-12-08 12:58:27,661 WARN L180 SmtUtils]: Spent 192.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2018-12-08 12:58:28,111 WARN L180 SmtUtils]: Spent 306.00 ms on a formula simplification that was a NOOP. DAG size: 171 [2018-12-08 12:58:28,693 WARN L180 SmtUtils]: Spent 522.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 171 [2018-12-08 12:58:30,010 WARN L180 SmtUtils]: Spent 1.27 s on a formula simplification. DAG size of input: 201 DAG size of output: 195 [2018-12-08 12:58:30,504 WARN L180 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 170 [2018-12-08 12:58:30,937 WARN L180 SmtUtils]: Spent 293.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2018-12-08 12:58:31,558 WARN L180 SmtUtils]: Spent 512.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 185 [2018-12-08 12:58:31,946 WARN L180 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2018-12-08 12:58:32,523 WARN L180 SmtUtils]: Spent 508.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 186 [2018-12-08 12:58:32,974 WARN L180 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 185 [2018-12-08 12:58:33,437 WARN L180 SmtUtils]: Spent 261.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2018-12-08 12:58:34,232 WARN L180 SmtUtils]: Spent 573.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 188 [2018-12-08 12:58:34,672 WARN L180 SmtUtils]: Spent 247.00 ms on a formula simplification that was a NOOP. DAG size: 165 [2018-12-08 12:58:35,017 WARN L180 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2018-12-08 12:58:35,475 WARN L180 SmtUtils]: Spent 288.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2018-12-08 12:58:35,964 WARN L180 SmtUtils]: Spent 291.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2018-12-08 12:58:36,430 WARN L180 SmtUtils]: Spent 299.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2018-12-08 12:58:36,904 WARN L180 SmtUtils]: Spent 303.00 ms on a formula simplification that was a NOOP. DAG size: 200 [2018-12-08 12:58:37,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 12:58:37,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 29 states and 76 transitions. [2018-12-08 12:58:37,002 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 76 transitions. [2018-12-08 12:58:37,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-12-08 12:58:37,002 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 12:58:37,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 12:58:37,373 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 12:58:37,933 WARN L180 SmtUtils]: Spent 468.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 174 [2018-12-08 12:58:38,671 WARN L180 SmtUtils]: Spent 683.00 ms on a formula simplification. DAG size of input: 185 DAG size of output: 179 [2018-12-08 12:58:39,061 WARN L180 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 173 [2018-12-08 12:58:39,609 WARN L180 SmtUtils]: Spent 369.00 ms on a formula simplification that was a NOOP. DAG size: 178 [2018-12-08 12:58:39,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 12:58:39,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 30 states and 79 transitions. [2018-12-08 12:58:39,762 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 79 transitions. [2018-12-08 12:58:39,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-12-08 12:58:39,762 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 12:58:39,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 12:58:40,608 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 7 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 12:58:41,478 WARN L180 SmtUtils]: Spent 525.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 166 [2018-12-08 12:58:41,948 WARN L180 SmtUtils]: Spent 409.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 143 [2018-12-08 12:58:42,412 WARN L180 SmtUtils]: Spent 285.00 ms on a formula simplification that was a NOOP. DAG size: 167 [2018-12-08 12:58:42,676 WARN L180 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 143 [2018-12-08 12:58:43,474 WARN L180 SmtUtils]: Spent 706.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 179 [2018-12-08 12:58:44,145 WARN L180 SmtUtils]: Spent 518.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 189 [2018-12-08 12:58:44,896 WARN L180 SmtUtils]: Spent 448.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 179 [2018-12-08 12:58:45,375 WARN L180 SmtUtils]: Spent 275.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2018-12-08 12:58:46,084 WARN L180 SmtUtils]: Spent 509.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 181 [2018-12-08 12:58:46,461 WARN L180 SmtUtils]: Spent 291.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2018-12-08 12:58:46,872 WARN L180 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 181 [2018-12-08 12:58:47,354 WARN L180 SmtUtils]: Spent 267.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2018-12-08 12:58:48,357 WARN L180 SmtUtils]: Spent 510.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 189 [2018-12-08 12:58:48,977 WARN L180 SmtUtils]: Spent 237.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2018-12-08 12:58:49,693 WARN L180 SmtUtils]: Spent 274.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2018-12-08 12:58:50,402 WARN L180 SmtUtils]: Spent 320.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2018-12-08 12:58:50,783 WARN L180 SmtUtils]: Spent 267.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 60 [2018-12-08 12:58:51,232 WARN L180 SmtUtils]: Spent 311.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2018-12-08 12:58:51,952 WARN L180 SmtUtils]: Spent 319.00 ms on a formula simplification that was a NOOP. DAG size: 203 [2018-12-08 12:58:52,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 12:58:52,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 37 states and 109 transitions. [2018-12-08 12:58:52,046 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 109 transitions. [2018-12-08 12:58:52,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-12-08 12:58:52,046 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 12:58:52,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-08 12:58:52,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-08 12:58:52,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-08 12:58:53,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-08 12:58:53,296 WARN L497 CodeCheckObserver]: This program is UNSAFE, Check terminated with 7 iterations. [2018-12-08 12:58:53,341 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.12 12:58:53 ImpRootNode [2018-12-08 12:58:53,341 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-08 12:58:53,342 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-08 12:58:53,342 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-08 12:58:53,342 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-08 12:58:53,342 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 12:57:56" (3/4) ... [2018-12-08 12:58:53,344 INFO L138 WitnessPrinter]: Generating witness for reachability counterexample [2018-12-08 12:58:53,414 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_7f885264-8a85-43ea-9802-d2765259b9f7/bin-2019/ukojak/witness.graphml [2018-12-08 12:58:53,414 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-08 12:58:53,414 INFO L168 Benchmark]: Toolchain (without parser) took 57703.03 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 209.2 MB). Free memory was 954.5 MB in the beginning and 1.1 GB in the end (delta: -116.1 MB). Peak memory consumption was 93.1 MB. Max. memory is 11.5 GB. [2018-12-08 12:58:53,415 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 979.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 12:58:53,415 INFO L168 Benchmark]: CACSL2BoogieTranslator took 204.12 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 98.0 MB). Free memory was 954.5 MB in the beginning and 1.1 GB in the end (delta: -143.8 MB). Peak memory consumption was 28.4 MB. Max. memory is 11.5 GB. [2018-12-08 12:58:53,415 INFO L168 Benchmark]: Boogie Procedure Inliner took 26.06 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-12-08 12:58:53,416 INFO L168 Benchmark]: Boogie Preprocessor took 16.17 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-12-08 12:58:53,416 INFO L168 Benchmark]: RCFGBuilder took 733.77 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 935.0 MB in the end (delta: 157.9 MB). Peak memory consumption was 157.9 MB. Max. memory is 11.5 GB. [2018-12-08 12:58:53,416 INFO L168 Benchmark]: CodeCheck took 56647.31 ms. Allocated memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: 111.1 MB). Free memory was 935.0 MB in the beginning and 1.1 GB in the end (delta: -152.0 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 12:58:53,416 INFO L168 Benchmark]: Witness Printer took 72.28 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: 16.4 MB). Peak memory consumption was 16.4 MB. Max. memory is 11.5 GB. [2018-12-08 12:58:53,418 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, 74 locations, 1 error locations. UNSAFE Result, 56.5s OverallTime, 7 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 372 SDtfs, 488 SDslu, 768 SDs, 0 SdLazy, 2258 SolverSat, 470 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 3.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 826 GetRequests, 671 SyntacticMatches, 21 SemanticMatches, 134 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8293 ImplicationChecksByTransitivity, 52.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 8.6s InterpolantComputationTime, 82 NumberOfCodeBlocks, 82 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 57 ConstructedInterpolants, 0 QuantifiedInterpolants, 148143 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 6 InterpolantComputations, 1 PerfectInterpolantSequences, 8/65 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: 352]: 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 ; [L196] void (*nodes[3])(void) = { & node1, & node2, & node3}; [L296] int c1 ; [L297] int i2 ; [L300] c1 = 0 [L301] r1 = __VERIFIER_nondet_char() [L302] id1 = __VERIFIER_nondet_char() [L303] st1 = __VERIFIER_nondet_char() [L304] send1 = __VERIFIER_nondet_char() [L305] mode1 = __VERIFIER_nondet_bool() [L306] alive1 = __VERIFIER_nondet_bool() [L307] id2 = __VERIFIER_nondet_char() [L308] st2 = __VERIFIER_nondet_char() [L309] send2 = __VERIFIER_nondet_char() [L310] mode2 = __VERIFIER_nondet_bool() [L311] alive2 = __VERIFIER_nondet_bool() [L312] id3 = __VERIFIER_nondet_char() [L313] st3 = __VERIFIER_nondet_char() [L314] send3 = __VERIFIER_nondet_char() [L315] mode3 = __VERIFIER_nondet_bool() [L316] alive3 = __VERIFIER_nondet_bool() [L199] int tmp ; [L202] COND TRUE (int )r1 == 0 [L203] COND TRUE ((int )alive1 + (int )alive2) + (int )alive3 >= 1 [L204] COND TRUE (int )id1 >= 0 [L205] COND TRUE (int )st1 == 0 [L206] COND TRUE (int )send1 == (int )id1 [L207] COND TRUE (int )mode1 == 0 [L208] COND TRUE (int )id2 >= 0 [L209] COND TRUE (int )st2 == 0 [L210] COND TRUE (int )send2 == (int )id2 [L211] COND TRUE (int )mode2 == 0 [L212] COND TRUE (int )id3 >= 0 [L213] COND TRUE (int )st3 == 0 [L214] COND TRUE (int )send3 == (int )id3 [L215] COND TRUE (int )mode3 == 0 [L216] COND TRUE (int )id1 != (int )id2 [L217] COND TRUE (int )id1 != (int )id3 [L218] COND TRUE (int )id2 != (int )id3 [L219] tmp = 1 [L271] return (tmp); [L317] i2 = init() [L319] p1_old = nomsg [L320] p1_new = nomsg [L321] p2_old = nomsg [L322] p2_new = nomsg [L323] p3_old = nomsg [L324] p3_new = nomsg [L325] i2 = 0 VAL [alive1=0, alive2=0, alive3=1, id1=1, id2=0, id3=76, 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=1, send2=0, send3=76, st1=0, st2=0, st3=0] [L326] COND TRUE i2 < 6 [L98] msg_t m1 ; [L101] m1 = nomsg [L102] COND FALSE !(\read(mode1)) [L120] COND FALSE !(\read(alive1)) [L123] mode1 = (_Bool)1 [L130] msg_t m2 ; [L133] m2 = nomsg [L134] COND FALSE !(\read(mode2)) [L151] COND FALSE !(\read(alive2)) [L154] COND FALSE !((int )send2 != (int )id2) [L157] mode2 = (_Bool)1 [L164] msg_t m3 ; [L167] m3 = nomsg [L168] COND FALSE !(\read(mode3)) [L185] COND TRUE \read(alive3) [L186] EXPR send3 != nomsg && p3_new == nomsg ? send3 : p3_new [L186] p3_new = send3 != nomsg && p3_new == nomsg ? send3 : p3_new [L191] mode3 = (_Bool)1 [L331] p1_old = p1_new [L332] p1_new = nomsg [L333] p2_old = p2_new [L334] p2_new = nomsg [L335] p3_old = p3_new [L336] p3_new = nomsg [L276] int tmp ; [L279] COND TRUE ((int )st1 + (int )st2) + (int )st3 <= 1 [L280] COND TRUE (int )r1 < 3 [L281] tmp = 1 [L291] return (tmp); [L337] c1 = check() [L350] COND FALSE !(! arg) VAL [alive1=0, alive2=0, alive3=1, id1=1, id2=0, id3=76, 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=76, r1=0, send1=1, send2=0, send3=76, st1=0, st2=0, st3=0] [L339] i2 ++ VAL [alive1=0, alive2=0, alive3=1, id1=1, id2=0, id3=76, 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=76, r1=0, send1=1, send2=0, send3=76, st1=0, st2=0, st3=0] [L326] 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 FALSE !(\read(alive1)) [L115] send1 = m1 [L118] mode1 = (_Bool)0 [L130] msg_t m2 ; [L133] m2 = nomsg [L134] COND TRUE \read(mode2) [L135] m2 = p1_old [L136] p1_old = nomsg [L137] COND FALSE !((int )m2 != (int )nomsg) [L149] mode2 = (_Bool)0 [L164] msg_t m3 ; [L167] m3 = nomsg [L168] COND TRUE \read(mode3) [L169] m3 = p2_old [L170] p2_old = nomsg [L171] COND FALSE !((int )m3 != (int )nomsg) [L183] mode3 = (_Bool)0 [L331] p1_old = p1_new [L332] p1_new = nomsg [L333] p2_old = p2_new [L334] p2_new = nomsg [L335] p3_old = p3_new [L336] p3_new = nomsg [L276] int tmp ; [L279] COND TRUE ((int )st1 + (int )st2) + (int )st3 <= 1 [L280] COND TRUE (int )r1 < 3 [L281] tmp = 1 [L291] return (tmp); [L337] c1 = check() [L350] COND FALSE !(! arg) VAL [alive1=0, alive2=0, alive3=1, id1=1, id2=0, id3=76, 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=76, send2=0, send3=76, st1=0, st2=0, st3=0] [L339] i2 ++ VAL [alive1=0, alive2=0, alive3=1, id1=1, id2=0, id3=76, 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=76, send2=0, send3=76, st1=0, st2=0, st3=0] [L326] COND TRUE i2 < 6 [L98] msg_t m1 ; [L101] m1 = nomsg [L102] COND FALSE !(\read(mode1)) [L120] COND FALSE !(\read(alive1)) [L123] mode1 = (_Bool)1 [L130] msg_t m2 ; [L133] m2 = nomsg [L134] COND FALSE !(\read(mode2)) [L151] COND FALSE !(\read(alive2)) [L154] COND FALSE !((int )send2 != (int )id2) [L157] mode2 = (_Bool)1 [L164] msg_t m3 ; [L167] m3 = nomsg [L168] COND FALSE !(\read(mode3)) [L185] COND TRUE \read(alive3) [L186] EXPR send3 != nomsg && p3_new == nomsg ? send3 : p3_new [L186] p3_new = send3 != nomsg && p3_new == nomsg ? send3 : p3_new [L191] mode3 = (_Bool)1 [L331] p1_old = p1_new [L332] p1_new = nomsg [L333] p2_old = p2_new [L334] p2_new = nomsg [L335] p3_old = p3_new [L336] p3_new = nomsg [L276] int tmp ; [L279] COND TRUE ((int )st1 + (int )st2) + (int )st3 <= 1 [L280] COND TRUE (int )r1 < 3 [L281] tmp = 1 [L291] return (tmp); [L337] c1 = check() [L350] COND FALSE !(! arg) VAL [alive1=0, alive2=0, alive3=1, id1=1, id2=0, id3=76, 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=76, r1=1, send1=76, send2=0, send3=76, st1=0, st2=0, st3=0] [L339] i2 ++ VAL [alive1=0, alive2=0, alive3=1, id1=1, id2=0, id3=76, 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=76, r1=1, send1=76, send2=0, send3=76, st1=0, st2=0, st3=0] [L326] 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 FALSE !(\read(alive1)) [L115] send1 = m1 [L118] mode1 = (_Bool)0 [L130] msg_t m2 ; [L133] m2 = nomsg [L134] COND TRUE \read(mode2) [L135] m2 = p1_old [L136] p1_old = nomsg [L137] COND FALSE !((int )m2 != (int )nomsg) [L149] mode2 = (_Bool)0 [L164] msg_t m3 ; [L167] m3 = nomsg [L168] COND TRUE \read(mode3) [L169] m3 = p2_old [L170] p2_old = nomsg [L171] COND FALSE !((int )m3 != (int )nomsg) [L183] mode3 = (_Bool)0 [L331] p1_old = p1_new [L332] p1_new = nomsg [L333] p2_old = p2_new [L334] p2_new = nomsg [L335] p3_old = p3_new [L336] p3_new = nomsg [L276] int tmp ; [L279] COND TRUE ((int )st1 + (int )st2) + (int )st3 <= 1 [L280] COND TRUE (int )r1 < 3 [L281] tmp = 1 [L291] return (tmp); [L337] c1 = check() [L350] COND FALSE !(! arg) VAL [alive1=0, alive2=0, alive3=1, id1=1, id2=0, id3=76, 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=76, send2=0, send3=76, st1=0, st2=0, st3=0] [L339] i2 ++ VAL [alive1=0, alive2=0, alive3=1, id1=1, id2=0, id3=76, 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=76, send2=0, send3=76, st1=0, st2=0, st3=0] [L326] COND TRUE i2 < 6 [L98] msg_t m1 ; [L101] m1 = nomsg [L102] COND FALSE !(\read(mode1)) [L120] COND FALSE !(\read(alive1)) [L123] mode1 = (_Bool)1 [L130] msg_t m2 ; [L133] m2 = nomsg [L134] COND FALSE !(\read(mode2)) [L151] COND FALSE !(\read(alive2)) [L154] COND FALSE !((int )send2 != (int )id2) [L157] mode2 = (_Bool)1 [L164] msg_t m3 ; [L167] m3 = nomsg [L168] COND FALSE !(\read(mode3)) [L185] COND TRUE \read(alive3) [L186] EXPR send3 != nomsg && p3_new == nomsg ? send3 : p3_new [L186] p3_new = send3 != nomsg && p3_new == nomsg ? send3 : p3_new [L191] mode3 = (_Bool)1 [L331] p1_old = p1_new [L332] p1_new = nomsg [L333] p2_old = p2_new [L334] p2_new = nomsg [L335] p3_old = p3_new [L336] p3_new = nomsg [L276] int tmp ; [L279] COND TRUE ((int )st1 + (int )st2) + (int )st3 <= 1 [L280] COND TRUE (int )r1 < 3 [L281] tmp = 1 [L291] return (tmp); [L337] c1 = check() [L350] COND FALSE !(! arg) VAL [alive1=0, alive2=0, alive3=1, id1=1, id2=0, id3=76, 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=76, r1=2, send1=76, send2=0, send3=76, st1=0, st2=0, st3=0] [L339] i2 ++ VAL [alive1=0, alive2=0, alive3=1, id1=1, id2=0, id3=76, 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=76, r1=2, send1=76, send2=0, send3=76, st1=0, st2=0, st3=0] [L326] 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 FALSE !(\read(alive1)) [L115] send1 = m1 [L118] mode1 = (_Bool)0 [L130] msg_t m2 ; [L133] m2 = nomsg [L134] COND TRUE \read(mode2) [L135] m2 = p1_old [L136] p1_old = nomsg [L137] COND FALSE !((int )m2 != (int )nomsg) [L149] mode2 = (_Bool)0 [L164] msg_t m3 ; [L167] m3 = nomsg [L168] COND TRUE \read(mode3) [L169] m3 = p2_old [L170] p2_old = nomsg [L171] COND FALSE !((int )m3 != (int )nomsg) [L183] mode3 = (_Bool)0 [L331] p1_old = p1_new [L332] p1_new = nomsg [L333] p2_old = p2_new [L334] p2_new = nomsg [L335] p3_old = p3_new [L336] p3_new = nomsg [L276] int tmp ; [L279] COND TRUE ((int )st1 + (int )st2) + (int )st3 <= 1 [L280] COND FALSE !((int )r1 < 3) [L283] COND FALSE !(((int )st1 + (int )st2) + (int )st3 == 1) [L286] tmp = 0 [L291] return (tmp); [L337] c1 = check() [L350] COND TRUE ! arg VAL [alive1=0, alive2=0, alive3=1, id1=1, id2=0, id3=76, 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=76, send2=0, send3=76, st1=0, st2=0, st3=0] [L352] __VERIFIER_error() VAL [alive1=0, alive2=0, alive3=1, id1=1, id2=0, id3=76, 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=76, send2=0, send3=76, st1=0, st2=0, st3=0] * 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 979.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 204.12 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 98.0 MB). Free memory was 954.5 MB in the beginning and 1.1 GB in the end (delta: -143.8 MB). Peak memory consumption was 28.4 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 26.06 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 16.17 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 733.77 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 935.0 MB in the end (delta: 157.9 MB). Peak memory consumption was 157.9 MB. Max. memory is 11.5 GB. * CodeCheck took 56647.31 ms. Allocated memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: 111.1 MB). Free memory was 935.0 MB in the beginning and 1.1 GB in the end (delta: -152.0 MB). There was no memory consumed. Max. memory is 11.5 GB. * Witness Printer took 72.28 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: 16.4 MB). Peak memory consumption was 16.4 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...