./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded/pals_lcr-var-start-time.3.2.ufo.BOUNDED-6.pals.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version f470102c Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_513114b4-22a5-467f-8b22-d910072208b3/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_513114b4-22a5-467f-8b22-d910072208b3/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_513114b4-22a5-467f-8b22-d910072208b3/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_513114b4-22a5-467f-8b22-d910072208b3/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded/pals_lcr-var-start-time.3.2.ufo.BOUNDED-6.pals.c -s /tmp/vcloud-vcloud-master/worker/run_dir_513114b4-22a5-467f-8b22-d910072208b3/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_513114b4-22a5-467f-8b22-d910072208b3/bin/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 0.1.25-f470102 [2019-12-02 05:49:37,123 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-02 05:49:37,124 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-02 05:49:37,131 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-02 05:49:37,132 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-02 05:49:37,132 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-02 05:49:37,133 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-02 05:49:37,134 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-02 05:49:37,136 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-02 05:49:37,136 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-02 05:49:37,137 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-02 05:49:37,138 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-02 05:49:37,138 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-02 05:49:37,138 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-02 05:49:37,139 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-02 05:49:37,140 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-02 05:49:37,140 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-02 05:49:37,141 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-02 05:49:37,142 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-02 05:49:37,144 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-02 05:49:37,145 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-02 05:49:37,145 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-02 05:49:37,146 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-02 05:49:37,147 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-02 05:49:37,148 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-02 05:49:37,148 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-02 05:49:37,149 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-02 05:49:37,149 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-02 05:49:37,149 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-02 05:49:37,150 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-02 05:49:37,150 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-02 05:49:37,150 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-02 05:49:37,151 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-02 05:49:37,151 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-02 05:49:37,152 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-02 05:49:37,152 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-02 05:49:37,152 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-02 05:49:37,153 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-02 05:49:37,153 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-02 05:49:37,153 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-02 05:49:37,154 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-02 05:49:37,154 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_513114b4-22a5-467f-8b22-d910072208b3/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2019-12-02 05:49:37,164 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-02 05:49:37,164 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-02 05:49:37,164 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-02 05:49:37,164 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-12-02 05:49:37,165 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-02 05:49:37,165 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-02 05:49:37,165 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-02 05:49:37,165 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-02 05:49:37,165 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-02 05:49:37,165 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-02 05:49:37,166 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-02 05:49:37,166 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-02 05:49:37,166 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-02 05:49:37,166 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-02 05:49:37,166 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-02 05:49:37,166 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-02 05:49:37,166 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-02 05:49:37,166 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-02 05:49:37,167 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-12-02 05:49:37,167 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-12-02 05:49:37,167 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-02 05:49:37,167 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-02 05:49:37,167 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-12-02 05:49:37,167 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-02 05:49:37,167 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-02 05:49:37,167 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-02 05:49:37,168 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-12-02 05:49:37,168 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-02 05:49:37,168 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-02 05:49:37,168 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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/run_dir_513114b4-22a5-467f-8b22-d910072208b3/bin/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 [2019-12-02 05:49:37,267 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-02 05:49:37,275 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-02 05:49:37,277 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-02 05:49:37,278 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-02 05:49:37,278 INFO L275 PluginConnector]: CDTParser initialized [2019-12-02 05:49:37,279 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_513114b4-22a5-467f-8b22-d910072208b3/bin/ukojak/../../sv-benchmarks/c/seq-mthreaded/pals_lcr-var-start-time.3.2.ufo.BOUNDED-6.pals.c [2019-12-02 05:49:37,316 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_513114b4-22a5-467f-8b22-d910072208b3/bin/ukojak/data/8f6ac7aff/0d09d8e0284441a182ab677388513147/FLAG66667ac15 [2019-12-02 05:49:37,743 INFO L306 CDTParser]: Found 1 translation units. [2019-12-02 05:49:37,743 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_513114b4-22a5-467f-8b22-d910072208b3/sv-benchmarks/c/seq-mthreaded/pals_lcr-var-start-time.3.2.ufo.BOUNDED-6.pals.c [2019-12-02 05:49:37,749 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_513114b4-22a5-467f-8b22-d910072208b3/bin/ukojak/data/8f6ac7aff/0d09d8e0284441a182ab677388513147/FLAG66667ac15 [2019-12-02 05:49:37,761 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_513114b4-22a5-467f-8b22-d910072208b3/bin/ukojak/data/8f6ac7aff/0d09d8e0284441a182ab677388513147 [2019-12-02 05:49:37,763 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-02 05:49:37,765 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-02 05:49:37,766 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-02 05:49:37,766 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-02 05:49:37,769 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-02 05:49:37,770 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 05:49:37" (1/1) ... [2019-12-02 05:49:37,772 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@352f3a1e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:49:37, skipping insertion in model container [2019-12-02 05:49:37,772 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 05:49:37" (1/1) ... [2019-12-02 05:49:37,778 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-02 05:49:37,798 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-02 05:49:37,972 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-02 05:49:37,978 INFO L203 MainTranslator]: Completed pre-run [2019-12-02 05:49:38,009 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-02 05:49:38,020 INFO L208 MainTranslator]: Completed translation [2019-12-02 05:49:38,021 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:49:38 WrapperNode [2019-12-02 05:49:38,021 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-02 05:49:38,021 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-02 05:49:38,021 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-02 05:49:38,021 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-02 05:49:38,027 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:49:38" (1/1) ... [2019-12-02 05:49:38,032 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:49:38" (1/1) ... [2019-12-02 05:49:38,051 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-02 05:49:38,051 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-02 05:49:38,051 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-02 05:49:38,051 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-02 05:49:38,057 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:49:38" (1/1) ... [2019-12-02 05:49:38,058 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:49:38" (1/1) ... [2019-12-02 05:49:38,059 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:49:38" (1/1) ... [2019-12-02 05:49:38,059 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:49:38" (1/1) ... [2019-12-02 05:49:38,063 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:49:38" (1/1) ... [2019-12-02 05:49:38,067 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:49:38" (1/1) ... [2019-12-02 05:49:38,069 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:49:38" (1/1) ... [2019-12-02 05:49:38,071 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-02 05:49:38,072 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-02 05:49:38,072 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-02 05:49:38,072 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-02 05:49:38,072 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:49:38" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_513114b4-22a5-467f-8b22-d910072208b3/bin/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 [2019-12-02 05:49:38,112 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-02 05:49:38,113 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-02 05:49:38,961 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-02 05:49:38,961 INFO L287 CfgBuilder]: Removed 17 assume(true) statements. [2019-12-02 05:49:38,963 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 05:49:38 BoogieIcfgContainer [2019-12-02 05:49:38,963 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-02 05:49:38,963 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-12-02 05:49:38,964 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-12-02 05:49:38,973 INFO L275 PluginConnector]: CodeCheck initialized [2019-12-02 05:49:38,974 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 05:49:38" (1/1) ... [2019-12-02 05:49:38,983 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-02 05:49:39,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 05:49:39,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2019-12-02 05:49:39,009 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2019-12-02 05:49:39,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2019-12-02 05:49:39,011 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 05:49:39,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 05:49:39,256 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 05:49:39,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 05:49:39,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 9 states and 12 transitions. [2019-12-02 05:49:39,328 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 12 transitions. [2019-12-02 05:49:39,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2019-12-02 05:49:39,328 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 05:49:39,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 05:49:39,888 WARN L192 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 69 [2019-12-02 05:49:40,040 WARN L192 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 62 [2019-12-02 05:49:40,043 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 05:49:40,232 WARN L192 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 63 [2019-12-02 05:49:41,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 05:49:41,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 13 states and 22 transitions. [2019-12-02 05:49:41,001 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 22 transitions. [2019-12-02 05:49:41,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2019-12-02 05:49:41,003 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 05:49:41,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 05:49:41,394 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 05:49:41,555 WARN L192 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 71 [2019-12-02 05:49:42,996 WARN L192 SmtUtils]: Spent 352.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 77 [2019-12-02 05:49:43,358 WARN L192 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2019-12-02 05:49:43,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 05:49:43,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 19 states and 37 transitions. [2019-12-02 05:49:43,953 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 37 transitions. [2019-12-02 05:49:43,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2019-12-02 05:49:43,953 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 05:49:44,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 05:49:45,144 WARN L192 SmtUtils]: Spent 414.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 73 [2019-12-02 05:49:47,117 WARN L192 SmtUtils]: Spent 1.77 s on a formula simplification. DAG size of input: 288 DAG size of output: 189 [2019-12-02 05:49:49,601 WARN L192 SmtUtils]: Spent 2.28 s on a formula simplification. DAG size of input: 291 DAG size of output: 190 [2019-12-02 05:49:51,860 WARN L192 SmtUtils]: Spent 2.03 s on a formula simplification. DAG size of input: 277 DAG size of output: 182 [2019-12-02 05:49:52,694 WARN L192 SmtUtils]: Spent 650.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 99 [2019-12-02 05:49:52,702 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 05:49:52,987 WARN L192 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 81 [2019-12-02 05:49:54,124 WARN L192 SmtUtils]: Spent 955.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 192 [2019-12-02 05:49:54,533 WARN L192 SmtUtils]: Spent 264.00 ms on a formula simplification that was a NOOP. DAG size: 181 [2019-12-02 05:49:55,568 WARN L192 SmtUtils]: Spent 996.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 204 [2019-12-02 05:49:55,963 WARN L192 SmtUtils]: Spent 263.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2019-12-02 05:49:56,415 WARN L192 SmtUtils]: Spent 310.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2019-12-02 05:49:57,438 WARN L192 SmtUtils]: Spent 887.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 188 [2019-12-02 05:49:58,457 WARN L192 SmtUtils]: Spent 971.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 200 [2019-12-02 05:49:58,846 WARN L192 SmtUtils]: Spent 263.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2019-12-02 05:49:59,307 WARN L192 SmtUtils]: Spent 308.00 ms on a formula simplification that was a NOOP. DAG size: 201 [2019-12-02 05:49:59,922 WARN L192 SmtUtils]: Spent 519.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 181 [2019-12-02 05:50:00,353 WARN L192 SmtUtils]: Spent 269.00 ms on a formula simplification that was a NOOP. DAG size: 181 [2019-12-02 05:50:00,988 WARN L192 SmtUtils]: Spent 585.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 187 [2019-12-02 05:50:01,434 WARN L192 SmtUtils]: Spent 283.00 ms on a formula simplification that was a NOOP. DAG size: 181 [2019-12-02 05:50:01,865 WARN L192 SmtUtils]: Spent 264.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2019-12-02 05:50:02,554 WARN L192 SmtUtils]: Spent 560.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 176 [2019-12-02 05:50:02,983 WARN L192 SmtUtils]: Spent 257.00 ms on a formula simplification that was a NOOP. DAG size: 173 [2019-12-02 05:50:03,591 WARN L192 SmtUtils]: Spent 542.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 182 [2019-12-02 05:50:04,007 WARN L192 SmtUtils]: Spent 249.00 ms on a formula simplification that was a NOOP. DAG size: 177 [2019-12-02 05:50:04,434 WARN L192 SmtUtils]: Spent 255.00 ms on a formula simplification that was a NOOP. DAG size: 183 [2019-12-02 05:50:04,896 WARN L192 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 124 [2019-12-02 05:50:05,293 WARN L192 SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 96 [2019-12-02 05:50:05,564 WARN L192 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 137 [2019-12-02 05:50:05,883 WARN L192 SmtUtils]: Spent 192.00 ms on a formula simplification that was a NOOP. DAG size: 125 [2019-12-02 05:50:06,270 WARN L192 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 138 [2019-12-02 05:50:06,757 WARN L192 SmtUtils]: Spent 363.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 120 [2019-12-02 05:50:07,024 WARN L192 SmtUtils]: Spent 194.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2019-12-02 05:50:07,346 WARN L192 SmtUtils]: Spent 172.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2019-12-02 05:50:07,721 WARN L192 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 134 [2019-12-02 05:50:08,107 WARN L192 SmtUtils]: Spent 241.00 ms on a formula simplification that was a NOOP. DAG size: 142 [2019-12-02 05:50:08,495 WARN L192 SmtUtils]: Spent 239.00 ms on a formula simplification that was a NOOP. DAG size: 143 [2019-12-02 05:50:08,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 05:50:08,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 28 states and 64 transitions. [2019-12-02 05:50:08,573 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 64 transitions. [2019-12-02 05:50:08,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2019-12-02 05:50:08,574 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 05:50:08,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 05:50:09,181 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 05:50:09,937 WARN L192 SmtUtils]: Spent 568.00 ms on a formula simplification. DAG size of input: 189 DAG size of output: 189 [2019-12-02 05:50:10,405 WARN L192 SmtUtils]: Spent 269.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2019-12-02 05:50:10,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 05:50:10,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 29 states and 66 transitions. [2019-12-02 05:50:10,521 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 66 transitions. [2019-12-02 05:50:10,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-12-02 05:50:10,521 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 05:50:10,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 05:50:11,580 WARN L192 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 44 [2019-12-02 05:50:11,835 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 05:50:12,254 WARN L192 SmtUtils]: Spent 179.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2019-12-02 05:50:12,790 WARN L192 SmtUtils]: Spent 384.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 132 [2019-12-02 05:50:13,165 WARN L192 SmtUtils]: Spent 182.00 ms on a formula simplification that was a NOOP. DAG size: 131 [2019-12-02 05:50:13,539 WARN L192 SmtUtils]: Spent 184.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2019-12-02 05:50:13,837 WARN L192 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 126 [2019-12-02 05:50:14,281 WARN L192 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 128 [2019-12-02 05:50:14,647 WARN L192 SmtUtils]: Spent 178.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2019-12-02 05:50:14,992 WARN L192 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2019-12-02 05:50:15,399 WARN L192 SmtUtils]: Spent 274.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 74 [2019-12-02 05:50:16,157 WARN L192 SmtUtils]: Spent 501.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 147 [2019-12-02 05:50:16,809 WARN L192 SmtUtils]: Spent 260.00 ms on a formula simplification that was a NOOP. DAG size: 148 [2019-12-02 05:50:17,219 WARN L192 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 70 [2019-12-02 05:50:17,713 WARN L192 SmtUtils]: Spent 236.00 ms on a formula simplification that was a NOOP. DAG size: 143 [2019-12-02 05:50:18,355 WARN L192 SmtUtils]: Spent 232.00 ms on a formula simplification that was a NOOP. DAG size: 144 [2019-12-02 05:50:18,756 WARN L192 SmtUtils]: Spent 311.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 76 [2019-12-02 05:50:19,222 WARN L192 SmtUtils]: Spent 381.00 ms on a formula simplification that was a NOOP. DAG size: 152 [2019-12-02 05:50:20,079 WARN L192 SmtUtils]: Spent 278.00 ms on a formula simplification that was a NOOP. DAG size: 153 [2019-12-02 05:50:20,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 05:50:20,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 34 states and 87 transitions. [2019-12-02 05:50:20,170 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 87 transitions. [2019-12-02 05:50:20,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2019-12-02 05:50:20,171 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 05:50:21,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-02 05:50:21,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-02 05:50:22,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-02 05:50:22,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-02 05:50:22,348 WARN L483 CodeCheckObserver]: This program is UNSAFE, Check terminated with 7 iterations. [2019-12-02 05:50:22,414 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 02.12 05:50:22 ImpRootNode [2019-12-02 05:50:22,414 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2019-12-02 05:50:22,415 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-12-02 05:50:22,415 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-12-02 05:50:22,415 INFO L275 PluginConnector]: Witness Printer initialized [2019-12-02 05:50:22,415 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 05:49:38" (3/4) ... [2019-12-02 05:50:22,417 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2019-12-02 05:50:22,503 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_513114b4-22a5-467f-8b22-d910072208b3/bin/ukojak/witness.graphml [2019-12-02 05:50:22,503 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-12-02 05:50:22,504 INFO L168 Benchmark]: Toolchain (without parser) took 44739.74 ms. Allocated memory was 1.0 GB in the beginning and 1.5 GB in the end (delta: 487.1 MB). Free memory was 943.5 MB in the beginning and 906.3 MB in the end (delta: 37.2 MB). Peak memory consumption was 524.3 MB. Max. memory is 11.5 GB. [2019-12-02 05:50:22,504 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 958.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-02 05:50:22,504 INFO L168 Benchmark]: CACSL2BoogieTranslator took 255.27 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 75.0 MB). Free memory was 943.5 MB in the beginning and 1.1 GB in the end (delta: -121.5 MB). Peak memory consumption was 22.9 MB. Max. memory is 11.5 GB. [2019-12-02 05:50:22,505 INFO L168 Benchmark]: Boogie Procedure Inliner took 29.96 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: 7.3 MB). Peak memory consumption was 7.3 MB. Max. memory is 11.5 GB. [2019-12-02 05:50:22,505 INFO L168 Benchmark]: Boogie Preprocessor took 20.25 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. [2019-12-02 05:50:22,505 INFO L168 Benchmark]: RCFGBuilder took 891.29 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 892.1 MB in the end (delta: 165.6 MB). Peak memory consumption was 165.6 MB. Max. memory is 11.5 GB. [2019-12-02 05:50:22,505 INFO L168 Benchmark]: CodeCheck took 43451.10 ms. Allocated memory was 1.1 GB in the beginning and 1.5 GB in the end (delta: 412.1 MB). Free memory was 892.1 MB in the beginning and 926.7 MB in the end (delta: -34.6 MB). Peak memory consumption was 377.5 MB. Max. memory is 11.5 GB. [2019-12-02 05:50:22,506 INFO L168 Benchmark]: Witness Printer took 88.42 ms. Allocated memory is still 1.5 GB. Free memory was 926.7 MB in the beginning and 906.3 MB in the end (delta: 20.4 MB). Peak memory consumption was 20.4 MB. Max. memory is 11.5 GB. [2019-12-02 05:50:22,507 INFO L335 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, 7 locations, 1 error locations. Result: UNSAFE, OverallTime: 43.3s, OverallIterations: 7, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 352 SDtfs, 472 SDslu, 708 SDs, 0 SdLazy, 1838 SolverSat, 418 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 734 GetRequests, 595 SyntacticMatches, 25 SemanticMatches, 114 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6124 ImplicationChecksByTransitivity, 37.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 1.2s SatisfiabilityAnalysisTime, 10.9s InterpolantComputationTime, 82 NumberOfCodeBlocks, 82 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 57 ConstructedInterpolants, 0 QuantifiedInterpolants, 139113 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 6 InterpolantComputations, 1 PerfectInterpolantSequences, 0/65 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 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=1, alive3=1, id1=124, id2=125, id3=127, 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=124, send2=125, send3=127, 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 TRUE \read(alive2) [L152] EXPR send2 != nomsg && p2_new == nomsg ? send2 : p2_new [L152] p2_new = send2 != nomsg && p2_new == nomsg ? send2 : p2_new [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=1, alive3=1, id1=124, id2=125, id3=127, mode1=1, mode2=1, mode3=1, nomsg=-1, p1=0, p1_new=-1, p1_old=-1, p2=0, p2_new=-1, p2_old=125, p3=0, p3_new=-1, p3_old=127, r1=0, send1=124, send2=125, send3=127, st1=0, st2=0, st3=0] [L339] i2 ++ VAL [alive1=0, alive2=1, alive3=1, id1=124, id2=125, id3=127, mode1=1, mode2=1, mode3=1, nomsg=-1, p1=0, p1_new=-1, p1_old=-1, p2=0, p2_new=-1, p2_old=125, p3=0, p3_new=-1, p3_old=127, r1=0, send1=124, send2=125, send3=127, 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 TRUE (int )m3 != (int )nomsg [L172] COND TRUE \read(alive3) [L173] COND FALSE !((int )m3 > (int )id3) [L176] COND FALSE !((int )m3 == (int )id3) [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=1, alive3=1, id1=124, id2=125, id3=127, 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=127, send2=125, send3=127, st1=0, st2=0, st3=0] [L339] i2 ++ VAL [alive1=0, alive2=1, alive3=1, id1=124, id2=125, id3=127, 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=127, send2=125, send3=127, 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 TRUE \read(alive2) [L152] EXPR send2 != nomsg && p2_new == nomsg ? send2 : p2_new [L152] p2_new = send2 != nomsg && p2_new == nomsg ? send2 : p2_new [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=1, alive3=1, id1=124, id2=125, id3=127, mode1=1, mode2=1, mode3=1, nomsg=-1, p1=0, p1_new=-1, p1_old=-1, p2=0, p2_new=-1, p2_old=125, p3=0, p3_new=-1, p3_old=127, r1=1, send1=127, send2=125, send3=127, st1=0, st2=0, st3=0] [L339] i2 ++ VAL [alive1=0, alive2=1, alive3=1, id1=124, id2=125, id3=127, mode1=1, mode2=1, mode3=1, nomsg=-1, p1=0, p1_new=-1, p1_old=-1, p2=0, p2_new=-1, p2_old=125, p3=0, p3_new=-1, p3_old=127, r1=1, send1=127, send2=125, send3=127, 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 TRUE (int )m3 != (int )nomsg [L172] COND TRUE \read(alive3) [L173] COND FALSE !((int )m3 > (int )id3) [L176] COND FALSE !((int )m3 == (int )id3) [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=1, alive3=1, id1=124, id2=125, id3=127, 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=127, send2=125, send3=127, st1=0, st2=0, st3=0] [L339] i2 ++ VAL [alive1=0, alive2=1, alive3=1, id1=124, id2=125, id3=127, 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=127, send2=125, send3=127, 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 TRUE \read(alive2) [L152] EXPR send2 != nomsg && p2_new == nomsg ? send2 : p2_new [L152] p2_new = send2 != nomsg && p2_new == nomsg ? send2 : p2_new [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=1, alive3=1, id1=124, id2=125, id3=127, mode1=1, mode2=1, mode3=1, nomsg=-1, p1=0, p1_new=-1, p1_old=-1, p2=0, p2_new=-1, p2_old=125, p3=0, p3_new=-1, p3_old=127, r1=2, send1=127, send2=125, send3=127, st1=0, st2=0, st3=0] [L339] i2 ++ VAL [alive1=0, alive2=1, alive3=1, id1=124, id2=125, id3=127, mode1=1, mode2=1, mode3=1, nomsg=-1, p1=0, p1_new=-1, p1_old=-1, p2=0, p2_new=-1, p2_old=125, p3=0, p3_new=-1, p3_old=127, r1=2, send1=127, send2=125, send3=127, 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 TRUE (int )m3 != (int )nomsg [L172] COND TRUE \read(alive3) [L173] COND FALSE !((int )m3 > (int )id3) [L176] COND FALSE !((int )m3 == (int )id3) [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=1, alive3=1, id1=124, id2=125, id3=127, 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=127, send2=125, send3=127, st1=0, st2=0, st3=0] [L352] __VERIFIER_error() VAL [alive1=0, alive2=1, alive3=1, id1=124, id2=125, id3=127, 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=127, send2=125, send3=127, st1=0, st2=0, st3=0] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 958.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 255.27 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 75.0 MB). Free memory was 943.5 MB in the beginning and 1.1 GB in the end (delta: -121.5 MB). Peak memory consumption was 22.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 29.96 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: 7.3 MB). Peak memory consumption was 7.3 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 20.25 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 891.29 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 892.1 MB in the end (delta: 165.6 MB). Peak memory consumption was 165.6 MB. Max. memory is 11.5 GB. * CodeCheck took 43451.10 ms. Allocated memory was 1.1 GB in the beginning and 1.5 GB in the end (delta: 412.1 MB). Free memory was 892.1 MB in the beginning and 926.7 MB in the end (delta: -34.6 MB). Peak memory consumption was 377.5 MB. Max. memory is 11.5 GB. * Witness Printer took 88.42 ms. Allocated memory is still 1.5 GB. Free memory was 926.7 MB in the beginning and 906.3 MB in the end (delta: 20.4 MB). Peak memory consumption was 20.4 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...