./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_c3d9ce28-5c09-4b0f-9f66-838b3e0bf7d8/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_c3d9ce28-5c09-4b0f-9f66-838b3e0bf7d8/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_c3d9ce28-5c09-4b0f-9f66-838b3e0bf7d8/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_c3d9ce28-5c09-4b0f-9f66-838b3e0bf7d8/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_c3d9ce28-5c09-4b0f-9f66-838b3e0bf7d8/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_c3d9ce28-5c09-4b0f-9f66-838b3e0bf7d8/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 [2018-12-01 19:48:01,530 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-01 19:48:01,531 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-01 19:48:01,536 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-01 19:48:01,537 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-01 19:48:01,537 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-01 19:48:01,538 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-01 19:48:01,538 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-01 19:48:01,539 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-01 19:48:01,539 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-01 19:48:01,540 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-01 19:48:01,540 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-01 19:48:01,540 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-01 19:48:01,541 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-01 19:48:01,541 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-01 19:48:01,542 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-01 19:48:01,542 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-01 19:48:01,543 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-01 19:48:01,544 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-01 19:48:01,544 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-01 19:48:01,545 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-01 19:48:01,545 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-01 19:48:01,546 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-01 19:48:01,546 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-01 19:48:01,546 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-01 19:48:01,547 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-01 19:48:01,547 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-01 19:48:01,548 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-01 19:48:01,548 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-01 19:48:01,549 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-01 19:48:01,549 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-01 19:48:01,549 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-01 19:48:01,549 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-01 19:48:01,549 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-01 19:48:01,550 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-01 19:48:01,550 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-01 19:48:01,550 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_c3d9ce28-5c09-4b0f-9f66-838b3e0bf7d8/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-01 19:48:01,557 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-01 19:48:01,557 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-01 19:48:01,557 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-01 19:48:01,558 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-01 19:48:01,558 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-01 19:48:01,558 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-01 19:48:01,558 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-01 19:48:01,558 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-01 19:48:01,558 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-01 19:48:01,558 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-01 19:48:01,558 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-01 19:48:01,559 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-01 19:48:01,559 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-01 19:48:01,559 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-01 19:48:01,559 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-01 19:48:01,559 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-01 19:48:01,559 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-01 19:48:01,559 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-01 19:48:01,559 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-01 19:48:01,559 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-01 19:48:01,559 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-01 19:48:01,559 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-01 19:48:01,560 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-01 19:48:01,560 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-01 19:48:01,560 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-01 19:48:01,560 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-01 19:48:01,560 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-01 19:48:01,560 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-01 19:48:01,560 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-01 19:48:01,560 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_c3d9ce28-5c09-4b0f-9f66-838b3e0bf7d8/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 [2018-12-01 19:48:01,578 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-01 19:48:01,587 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-01 19:48:01,590 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-01 19:48:01,591 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-01 19:48:01,591 INFO L276 PluginConnector]: CDTParser initialized [2018-12-01 19:48:01,592 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_c3d9ce28-5c09-4b0f-9f66-838b3e0bf7d8/bin-2019/ukojak/../../sv-benchmarks/c/seq-mthreaded/pals_lcr-var-start-time.3_false-unreach-call.2.ufo.BOUNDED-6.pals_true-termination.c [2018-12-01 19:48:01,633 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_c3d9ce28-5c09-4b0f-9f66-838b3e0bf7d8/bin-2019/ukojak/data/2c12900e3/f8be098ea9914f2ba19ebf42fc744add/FLAG92dce3d76 [2018-12-01 19:48:02,047 INFO L307 CDTParser]: Found 1 translation units. [2018-12-01 19:48:02,048 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_c3d9ce28-5c09-4b0f-9f66-838b3e0bf7d8/sv-benchmarks/c/seq-mthreaded/pals_lcr-var-start-time.3_false-unreach-call.2.ufo.BOUNDED-6.pals_true-termination.c [2018-12-01 19:48:02,053 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_c3d9ce28-5c09-4b0f-9f66-838b3e0bf7d8/bin-2019/ukojak/data/2c12900e3/f8be098ea9914f2ba19ebf42fc744add/FLAG92dce3d76 [2018-12-01 19:48:02,061 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_c3d9ce28-5c09-4b0f-9f66-838b3e0bf7d8/bin-2019/ukojak/data/2c12900e3/f8be098ea9914f2ba19ebf42fc744add [2018-12-01 19:48:02,063 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-01 19:48:02,063 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-01 19:48:02,064 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-01 19:48:02,064 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-01 19:48:02,066 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-01 19:48:02,066 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 07:48:02" (1/1) ... [2018-12-01 19:48:02,068 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 01.12 07:48:02, skipping insertion in model container [2018-12-01 19:48:02,068 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 07:48:02" (1/1) ... [2018-12-01 19:48:02,072 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-01 19:48:02,088 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-01 19:48:02,196 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-01 19:48:02,201 INFO L191 MainTranslator]: Completed pre-run [2018-12-01 19:48:02,224 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-01 19:48:02,263 INFO L195 MainTranslator]: Completed translation [2018-12-01 19:48:02,263 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 07:48:02 WrapperNode [2018-12-01 19:48:02,263 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-01 19:48:02,264 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-01 19:48:02,264 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-01 19:48:02,264 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-01 19:48:02,269 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 07:48:02" (1/1) ... [2018-12-01 19:48:02,274 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 07:48:02" (1/1) ... [2018-12-01 19:48:02,288 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-01 19:48:02,289 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-01 19:48:02,289 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-01 19:48:02,289 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-01 19:48:02,294 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 07:48:02" (1/1) ... [2018-12-01 19:48:02,294 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 07:48:02" (1/1) ... [2018-12-01 19:48:02,295 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 07:48:02" (1/1) ... [2018-12-01 19:48:02,296 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 07:48:02" (1/1) ... [2018-12-01 19:48:02,298 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 07:48:02" (1/1) ... [2018-12-01 19:48:02,302 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 07:48:02" (1/1) ... [2018-12-01 19:48:02,303 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 07:48:02" (1/1) ... [2018-12-01 19:48:02,304 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-01 19:48:02,304 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-01 19:48:02,305 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-01 19:48:02,305 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-01 19:48:02,305 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 07:48:02" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_c3d9ce28-5c09-4b0f-9f66-838b3e0bf7d8/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 [2018-12-01 19:48:02,337 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-01 19:48:02,337 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-01 19:48:03,044 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-01 19:48:03,044 INFO L280 CfgBuilder]: Removed 17 assue(true) statements. [2018-12-01 19:48:03,044 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 07:48:03 BoogieIcfgContainer [2018-12-01 19:48:03,044 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-01 19:48:03,045 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-01 19:48:03,045 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-01 19:48:03,051 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-01 19:48:03,052 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 07:48:03" (1/1) ... [2018-12-01 19:48:03,058 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 19:48:03,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:48:03,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2018-12-01 19:48:03,080 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2018-12-01 19:48:03,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-12-01 19:48:03,082 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:48:03,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:48:03,287 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 19:48:03,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:48:03,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 9 states and 12 transitions. [2018-12-01 19:48:03,344 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 12 transitions. [2018-12-01 19:48:03,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-12-01 19:48:03,344 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:48:03,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:48:03,611 WARN L180 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 61 [2018-12-01 19:48:03,845 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 19:48:04,400 WARN L180 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 63 [2018-12-01 19:48:04,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:48:04,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 13 states and 22 transitions. [2018-12-01 19:48:04,835 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 22 transitions. [2018-12-01 19:48:04,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-12-01 19:48:04,837 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:48:04,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:48:05,105 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 1 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 19:48:06,364 WARN L180 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2018-12-01 19:48:06,674 WARN L180 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2018-12-01 19:48:06,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:48:06,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 19 states and 38 transitions. [2018-12-01 19:48:06,818 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 38 transitions. [2018-12-01 19:48:06,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-12-01 19:48:06,818 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:48:06,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:48:07,591 WARN L180 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 69 [2018-12-01 19:48:09,600 WARN L180 SmtUtils]: Spent 1.82 s on a formula simplification. DAG size of input: 282 DAG size of output: 159 [2018-12-01 19:48:11,283 WARN L180 SmtUtils]: Spent 1.50 s on a formula simplification. DAG size of input: 308 DAG size of output: 178 [2018-12-01 19:48:12,602 WARN L180 SmtUtils]: Spent 1.15 s on a formula simplification. DAG size of input: 287 DAG size of output: 177 [2018-12-01 19:48:14,477 WARN L180 SmtUtils]: Spent 1.69 s on a formula simplification. DAG size of input: 290 DAG size of output: 178 [2018-12-01 19:48:14,487 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 19:48:14,816 WARN L180 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 73 [2018-12-01 19:48:15,397 WARN L180 SmtUtils]: Spent 345.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 160 [2018-12-01 19:48:15,818 WARN L180 SmtUtils]: Spent 283.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 148 [2018-12-01 19:48:16,353 WARN L180 SmtUtils]: Spent 505.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 166 [2018-12-01 19:48:16,752 WARN L180 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 161 [2018-12-01 19:48:17,029 WARN L180 SmtUtils]: Spent 177.00 ms on a formula simplification that was a NOOP. DAG size: 167 [2018-12-01 19:48:17,478 WARN L180 SmtUtils]: Spent 329.00 ms on a formula simplification. DAG size of input: 172 DAG size of output: 158 [2018-12-01 19:48:17,869 WARN L180 SmtUtils]: Spent 351.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 164 [2018-12-01 19:48:18,150 WARN L180 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 159 [2018-12-01 19:48:18,439 WARN L180 SmtUtils]: Spent 173.00 ms on a formula simplification that was a NOOP. DAG size: 165 [2018-12-01 19:48:18,974 WARN L180 SmtUtils]: Spent 479.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 172 [2018-12-01 19:48:19,403 WARN L180 SmtUtils]: Spent 254.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2018-12-01 19:48:19,980 WARN L180 SmtUtils]: Spent 522.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 174 [2018-12-01 19:48:20,331 WARN L180 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 171 [2018-12-01 19:48:20,684 WARN L180 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 173 [2018-12-01 19:48:21,624 WARN L180 SmtUtils]: Spent 497.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 170 [2018-12-01 19:48:32,200 WARN L180 SmtUtils]: Spent 10.52 s on a formula simplification. DAG size of input: 178 DAG size of output: 172 [2018-12-01 19:48:32,531 WARN L180 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2018-12-01 19:48:32,899 WARN L180 SmtUtils]: Spent 224.00 ms on a formula simplification that was a NOOP. DAG size: 171 [2018-12-01 19:48:33,740 WARN L180 SmtUtils]: Spent 771.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 171 [2018-12-01 19:48:35,066 WARN L180 SmtUtils]: Spent 1.28 s on a formula simplification. DAG size of input: 201 DAG size of output: 195 [2018-12-01 19:48:35,403 WARN L180 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 170 [2018-12-01 19:48:35,811 WARN L180 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2018-12-01 19:48:36,617 WARN L180 SmtUtils]: Spent 690.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 185 [2018-12-01 19:48:37,009 WARN L180 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2018-12-01 19:48:37,614 WARN L180 SmtUtils]: Spent 543.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 186 [2018-12-01 19:48:38,191 WARN L180 SmtUtils]: Spent 309.00 ms on a formula simplification that was a NOOP. DAG size: 185 [2018-12-01 19:48:38,616 WARN L180 SmtUtils]: Spent 239.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2018-12-01 19:48:39,380 WARN L180 SmtUtils]: Spent 581.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 188 [2018-12-01 19:48:39,869 WARN L180 SmtUtils]: Spent 274.00 ms on a formula simplification that was a NOOP. DAG size: 165 [2018-12-01 19:48:40,405 WARN L180 SmtUtils]: Spent 438.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2018-12-01 19:48:40,983 WARN L180 SmtUtils]: Spent 295.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2018-12-01 19:48:41,510 WARN L180 SmtUtils]: Spent 314.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2018-12-01 19:48:41,982 WARN L180 SmtUtils]: Spent 308.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2018-12-01 19:48:42,510 WARN L180 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 200 [2018-12-01 19:48:42,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:48:42,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 29 states and 76 transitions. [2018-12-01 19:48:42,620 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 76 transitions. [2018-12-01 19:48:42,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-12-01 19:48:42,621 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:48:42,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:48:43,009 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 19:48:43,561 WARN L180 SmtUtils]: Spent 465.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 174 [2018-12-01 19:48:44,092 WARN L180 SmtUtils]: Spent 479.00 ms on a formula simplification. DAG size of input: 185 DAG size of output: 179 [2018-12-01 19:48:44,497 WARN L180 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 173 [2018-12-01 19:48:44,883 WARN L180 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 178 [2018-12-01 19:48:45,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:48:45,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 30 states and 79 transitions. [2018-12-01 19:48:45,622 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 79 transitions. [2018-12-01 19:48:45,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-12-01 19:48:45,623 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:48:45,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:48:46,459 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 7 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 19:48:47,219 WARN L180 SmtUtils]: Spent 407.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 166 [2018-12-01 19:48:47,702 WARN L180 SmtUtils]: Spent 425.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 143 [2018-12-01 19:48:48,093 WARN L180 SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 167 [2018-12-01 19:48:48,456 WARN L180 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 143 [2018-12-01 19:48:49,243 WARN L180 SmtUtils]: Spent 689.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 179 [2018-12-01 19:48:49,954 WARN L180 SmtUtils]: Spent 552.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 189 [2018-12-01 19:48:50,641 WARN L180 SmtUtils]: Spent 499.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 179 [2018-12-01 19:48:51,235 WARN L180 SmtUtils]: Spent 320.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2018-12-01 19:48:51,924 WARN L180 SmtUtils]: Spent 519.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 181 [2018-12-01 19:48:52,280 WARN L180 SmtUtils]: Spent 279.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2018-12-01 19:48:52,703 WARN L180 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 181 [2018-12-01 19:48:53,178 WARN L180 SmtUtils]: Spent 266.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2018-12-01 19:48:54,174 WARN L180 SmtUtils]: Spent 525.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 189 [2018-12-01 19:48:54,796 WARN L180 SmtUtils]: Spent 246.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2018-12-01 19:48:55,503 WARN L180 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2018-12-01 19:48:56,225 WARN L180 SmtUtils]: Spent 328.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2018-12-01 19:48:56,417 WARN L180 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 60 [2018-12-01 19:48:56,991 WARN L180 SmtUtils]: Spent 493.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2018-12-01 19:48:58,038 WARN L180 SmtUtils]: Spent 305.00 ms on a formula simplification that was a NOOP. DAG size: 203 [2018-12-01 19:48:58,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:48:58,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 37 states and 109 transitions. [2018-12-01 19:48:58,142 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 109 transitions. [2018-12-01 19:48:58,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-12-01 19:48:58,143 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:48:58,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-01 19:48:58,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-01 19:48:58,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-01 19:48:58,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-01 19:48:58,929 WARN L497 CodeCheckObserver]: This program is UNSAFE, Check terminated with 7 iterations. [2018-12-01 19:48:58,977 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 01.12 07:48:58 ImpRootNode [2018-12-01 19:48:58,977 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-01 19:48:58,978 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-01 19:48:58,978 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-01 19:48:58,978 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-01 19:48:58,978 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 07:48:03" (3/4) ... [2018-12-01 19:48:58,979 INFO L138 WitnessPrinter]: Generating witness for reachability counterexample [2018-12-01 19:48:59,048 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_c3d9ce28-5c09-4b0f-9f66-838b3e0bf7d8/bin-2019/ukojak/witness.graphml [2018-12-01 19:48:59,048 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-01 19:48:59,048 INFO L168 Benchmark]: Toolchain (without parser) took 56985.47 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 197.7 MB). Free memory was 954.4 MB in the beginning and 948.8 MB in the end (delta: 5.5 MB). Peak memory consumption was 203.2 MB. Max. memory is 11.5 GB. [2018-12-01 19:48:59,049 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-01 19:48:59,049 INFO L168 Benchmark]: CACSL2BoogieTranslator took 199.71 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 104.9 MB). Free memory was 954.4 MB in the beginning and 1.1 GB in the end (delta: -148.1 MB). Peak memory consumption was 27.0 MB. Max. memory is 11.5 GB. [2018-12-01 19:48:59,049 INFO L168 Benchmark]: Boogie Procedure Inliner took 24.64 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. [2018-12-01 19:48:59,049 INFO L168 Benchmark]: Boogie Preprocessor took 15.75 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-01 19:48:59,049 INFO L168 Benchmark]: RCFGBuilder took 740.07 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 932.9 MB in the end (delta: 166.9 MB). Peak memory consumption was 166.9 MB. Max. memory is 11.5 GB. [2018-12-01 19:48:59,049 INFO L168 Benchmark]: CodeCheck took 55932.62 ms. Allocated memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: 92.8 MB). Free memory was 932.9 MB in the beginning and 956.8 MB in the end (delta: -23.8 MB). Peak memory consumption was 69.0 MB. Max. memory is 11.5 GB. [2018-12-01 19:48:59,050 INFO L168 Benchmark]: Witness Printer took 70.30 ms. Allocated memory is still 1.2 GB. Free memory was 956.8 MB in the beginning and 948.8 MB in the end (delta: 7.9 MB). Peak memory consumption was 7.9 MB. Max. memory is 11.5 GB. [2018-12-01 19:48:59,051 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, 55.8s 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, 4.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 826 GetRequests, 671 SyntacticMatches, 21 SemanticMatches, 134 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8293 ImplicationChecksByTransitivity, 51.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 9.3s 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=0, id2=2, 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=0, send2=2, send3=1, 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=0, id2=2, 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=1, r1=0, send1=0, send2=2, send3=1, st1=0, st2=0, st3=0] [L339] i2 ++ VAL [alive1=0, alive2=0, alive3=1, id1=0, id2=2, 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=1, r1=0, send1=0, send2=2, send3=1, 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=0, id2=2, 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=2, send3=1, st1=0, st2=0, st3=0] [L339] i2 ++ VAL [alive1=0, alive2=0, alive3=1, id1=0, id2=2, 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=2, send3=1, 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=0, id2=2, 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=1, r1=1, send1=1, send2=2, send3=1, st1=0, st2=0, st3=0] [L339] i2 ++ VAL [alive1=0, alive2=0, alive3=1, id1=0, id2=2, 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=1, r1=1, send1=1, send2=2, send3=1, 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=0, id2=2, 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=2, send3=1, st1=0, st2=0, st3=0] [L339] i2 ++ VAL [alive1=0, alive2=0, alive3=1, id1=0, id2=2, 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=2, send3=1, 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=0, id2=2, 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=1, r1=2, send1=1, send2=2, send3=1, st1=0, st2=0, st3=0] [L339] i2 ++ VAL [alive1=0, alive2=0, alive3=1, id1=0, id2=2, 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=1, r1=2, send1=1, send2=2, send3=1, 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=0, id2=2, 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=2, send3=1, st1=0, st2=0, st3=0] [L352] __VERIFIER_error() VAL [alive1=0, alive2=0, alive3=1, id1=0, id2=2, 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=2, send3=1, st1=0, st2=0, st3=0] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 199.71 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 104.9 MB). Free memory was 954.4 MB in the beginning and 1.1 GB in the end (delta: -148.1 MB). Peak memory consumption was 27.0 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 24.64 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 15.75 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 740.07 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 932.9 MB in the end (delta: 166.9 MB). Peak memory consumption was 166.9 MB. Max. memory is 11.5 GB. * CodeCheck took 55932.62 ms. Allocated memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: 92.8 MB). Free memory was 932.9 MB in the beginning and 956.8 MB in the end (delta: -23.8 MB). Peak memory consumption was 69.0 MB. Max. memory is 11.5 GB. * Witness Printer took 70.30 ms. Allocated memory is still 1.2 GB. Free memory was 956.8 MB in the beginning and 948.8 MB in the end (delta: 7.9 MB). Peak memory consumption was 7.9 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...