./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product52.cil.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_87623dad-4876-4296-adcc-685145d265e4/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_87623dad-4876-4296-adcc-685145d265e4/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_87623dad-4876-4296-adcc-685145d265e4/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_87623dad-4876-4296-adcc-685145d265e4/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product52.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_87623dad-4876-4296-adcc-685145d265e4/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_87623dad-4876-4296-adcc-685145d265e4/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 eb59a6e6bbeea05d6faf844d6f750609a5360ad9 ................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 [2019-12-01 13:17:45,133 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-01 13:17:45,134 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-01 13:17:45,142 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-01 13:17:45,142 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-01 13:17:45,142 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-01 13:17:45,143 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-01 13:17:45,145 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-01 13:17:45,146 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-01 13:17:45,146 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-01 13:17:45,147 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-01 13:17:45,148 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-01 13:17:45,148 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-01 13:17:45,149 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-01 13:17:45,149 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-01 13:17:45,150 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-01 13:17:45,151 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-01 13:17:45,151 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-01 13:17:45,153 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-01 13:17:45,154 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-01 13:17:45,155 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-01 13:17:45,155 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-01 13:17:45,156 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-01 13:17:45,157 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-01 13:17:45,158 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-01 13:17:45,158 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-01 13:17:45,158 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-01 13:17:45,159 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-01 13:17:45,159 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-01 13:17:45,160 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-01 13:17:45,160 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-01 13:17:45,160 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-01 13:17:45,161 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-01 13:17:45,161 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-01 13:17:45,162 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-01 13:17:45,162 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-01 13:17:45,162 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-01 13:17:45,162 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-01 13:17:45,162 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-01 13:17:45,163 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-01 13:17:45,163 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-01 13:17:45,164 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_87623dad-4876-4296-adcc-685145d265e4/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2019-12-01 13:17:45,173 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-01 13:17:45,173 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-01 13:17:45,174 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-01 13:17:45,174 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-12-01 13:17:45,174 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-01 13:17:45,175 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-01 13:17:45,175 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-01 13:17:45,175 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-01 13:17:45,175 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-01 13:17:45,175 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-01 13:17:45,175 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-01 13:17:45,175 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-01 13:17:45,175 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-01 13:17:45,176 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-01 13:17:45,176 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-01 13:17:45,176 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-01 13:17:45,176 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-01 13:17:45,176 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-01 13:17:45,176 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-12-01 13:17:45,176 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-12-01 13:17:45,176 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-01 13:17:45,176 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-01 13:17:45,177 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-12-01 13:17:45,177 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-01 13:17:45,177 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-01 13:17:45,177 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-01 13:17:45,177 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-12-01 13:17:45,177 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-01 13:17:45,177 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-01 13:17:45,177 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_87623dad-4876-4296-adcc-685145d265e4/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 -> eb59a6e6bbeea05d6faf844d6f750609a5360ad9 [2019-12-01 13:17:45,276 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-01 13:17:45,283 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-01 13:17:45,285 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-01 13:17:45,286 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-01 13:17:45,286 INFO L275 PluginConnector]: CDTParser initialized [2019-12-01 13:17:45,287 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_87623dad-4876-4296-adcc-685145d265e4/bin/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec1_product52.cil.c [2019-12-01 13:17:45,328 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_87623dad-4876-4296-adcc-685145d265e4/bin/ukojak/data/ad5f95468/17f3b6a2420e4f8094dbd0dd960b0589/FLAGdc37f2eb7 [2019-12-01 13:17:45,833 INFO L306 CDTParser]: Found 1 translation units. [2019-12-01 13:17:45,834 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_87623dad-4876-4296-adcc-685145d265e4/sv-benchmarks/c/product-lines/minepump_spec1_product52.cil.c [2019-12-01 13:17:45,843 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_87623dad-4876-4296-adcc-685145d265e4/bin/ukojak/data/ad5f95468/17f3b6a2420e4f8094dbd0dd960b0589/FLAGdc37f2eb7 [2019-12-01 13:17:46,375 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_87623dad-4876-4296-adcc-685145d265e4/bin/ukojak/data/ad5f95468/17f3b6a2420e4f8094dbd0dd960b0589 [2019-12-01 13:17:46,380 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-01 13:17:46,382 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-01 13:17:46,384 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-01 13:17:46,384 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-01 13:17:46,388 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-01 13:17:46,389 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 01:17:46" (1/1) ... [2019-12-01 13:17:46,391 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@17b2f2d1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 01:17:46, skipping insertion in model container [2019-12-01 13:17:46,392 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 01:17:46" (1/1) ... [2019-12-01 13:17:46,398 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-01 13:17:46,426 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-01 13:17:46,634 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-01 13:17:46,641 INFO L203 MainTranslator]: Completed pre-run [2019-12-01 13:17:46,689 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-01 13:17:46,712 INFO L208 MainTranslator]: Completed translation [2019-12-01 13:17:46,712 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 01:17:46 WrapperNode [2019-12-01 13:17:46,712 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-01 13:17:46,713 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-01 13:17:46,713 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-01 13:17:46,713 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-01 13:17:46,718 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 01:17:46" (1/1) ... [2019-12-01 13:17:46,730 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 01:17:46" (1/1) ... [2019-12-01 13:17:46,750 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-01 13:17:46,751 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-01 13:17:46,751 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-01 13:17:46,751 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-01 13:17:46,757 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 01:17:46" (1/1) ... [2019-12-01 13:17:46,758 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 01:17:46" (1/1) ... [2019-12-01 13:17:46,760 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 01:17:46" (1/1) ... [2019-12-01 13:17:46,760 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 01:17:46" (1/1) ... [2019-12-01 13:17:46,766 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 01:17:46" (1/1) ... [2019-12-01 13:17:46,770 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 01:17:46" (1/1) ... [2019-12-01 13:17:46,771 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 01:17:46" (1/1) ... [2019-12-01 13:17:46,774 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-01 13:17:46,774 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-01 13:17:46,774 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-01 13:17:46,774 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-01 13:17:46,775 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 01:17:46" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_87623dad-4876-4296-adcc-685145d265e4/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 [2019-12-01 13:17:46,819 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-01 13:17:46,819 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-12-01 13:17:46,819 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-12-01 13:17:46,819 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-12-01 13:17:46,820 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-12-01 13:17:46,820 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-12-01 13:17:46,820 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-12-01 13:17:46,820 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-12-01 13:17:46,820 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-12-01 13:17:46,820 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-12-01 13:17:46,820 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-12-01 13:17:46,820 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-12-01 13:17:46,820 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-12-01 13:17:46,820 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-12-01 13:17:46,820 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-12-01 13:17:46,820 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-12-01 13:17:46,820 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-12-01 13:17:46,821 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-12-01 13:17:46,821 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-01 13:17:46,821 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-01 13:17:47,367 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-01 13:17:47,367 INFO L287 CfgBuilder]: Removed 42 assume(true) statements. [2019-12-01 13:17:47,368 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 01:17:47 BoogieIcfgContainer [2019-12-01 13:17:47,368 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-01 13:17:47,368 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-12-01 13:17:47,368 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-12-01 13:17:47,375 INFO L275 PluginConnector]: CodeCheck initialized [2019-12-01 13:17:47,375 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 01:17:47" (1/1) ... [2019-12-01 13:17:47,382 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-01 13:17:47,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 13:17:47,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 61 states and 82 transitions. [2019-12-01 13:17:47,407 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 82 transitions. [2019-12-01 13:17:47,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-12-01 13:17:47,411 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 13:17:47,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 13:17:47,560 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 13:17:47,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 13:17:47,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 61 states and 80 transitions. [2019-12-01 13:17:47,570 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 80 transitions. [2019-12-01 13:17:47,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-12-01 13:17:47,571 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 13:17:47,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 13:17:47,630 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 13:17:47,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 13:17:47,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 63 states and 83 transitions. [2019-12-01 13:17:47,649 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 83 transitions. [2019-12-01 13:17:47,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2019-12-01 13:17:47,651 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 13:17:47,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 13:17:47,705 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 13:17:47,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 13:17:47,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 66 states and 91 transitions. [2019-12-01 13:17:47,725 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 91 transitions. [2019-12-01 13:17:47,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2019-12-01 13:17:47,726 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 13:17:47,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 13:17:47,757 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 13:17:47,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 13:17:47,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 74 states and 105 transitions. [2019-12-01 13:17:47,846 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 105 transitions. [2019-12-01 13:17:47,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2019-12-01 13:17:47,848 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 13:17:47,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 13:17:47,901 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 13:17:48,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 13:17:48,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 85 states and 130 transitions. [2019-12-01 13:17:48,061 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 130 transitions. [2019-12-01 13:17:48,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-12-01 13:17:48,062 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 13:17:48,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 13:17:48,097 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 13:17:48,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 13:17:48,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 86 states and 131 transitions. [2019-12-01 13:17:48,108 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 131 transitions. [2019-12-01 13:17:48,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-12-01 13:17:48,109 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 13:17:48,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 13:17:48,133 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 13:17:48,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 13:17:48,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 87 states and 132 transitions. [2019-12-01 13:17:48,142 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 132 transitions. [2019-12-01 13:17:48,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2019-12-01 13:17:48,143 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 13:17:48,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 13:17:48,236 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 13:17:48,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 13:17:48,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 104 states and 173 transitions. [2019-12-01 13:17:48,633 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 173 transitions. [2019-12-01 13:17:48,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2019-12-01 13:17:48,635 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 13:17:48,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 13:17:48,676 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 13:17:48,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 13:17:48,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 107 states and 180 transitions. [2019-12-01 13:17:48,772 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 180 transitions. [2019-12-01 13:17:48,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2019-12-01 13:17:48,773 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 13:17:48,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 13:17:48,793 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 13:17:48,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 13:17:48,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 112 states and 190 transitions. [2019-12-01 13:17:48,882 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 190 transitions. [2019-12-01 13:17:48,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2019-12-01 13:17:48,883 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 13:17:48,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 13:17:48,902 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 13:17:48,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 13:17:48,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 117 states and 200 transitions. [2019-12-01 13:17:48,983 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 200 transitions. [2019-12-01 13:17:48,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2019-12-01 13:17:48,984 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 13:17:48,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 13:17:49,037 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 13:17:49,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 13:17:49,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 129 states and 221 transitions. [2019-12-01 13:17:49,427 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 221 transitions. [2019-12-01 13:17:49,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2019-12-01 13:17:49,428 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 13:17:49,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 13:17:49,443 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 13:17:49,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 13:17:49,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 131 states and 223 transitions. [2019-12-01 13:17:49,497 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 223 transitions. [2019-12-01 13:17:49,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2019-12-01 13:17:49,498 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 13:17:49,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 13:17:49,519 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 13:17:49,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 13:17:49,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 132 states and 224 transitions. [2019-12-01 13:17:49,530 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 224 transitions. [2019-12-01 13:17:49,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2019-12-01 13:17:49,532 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 13:17:49,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 13:17:49,553 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 13:17:49,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 13:17:49,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 135 states and 231 transitions. [2019-12-01 13:17:49,667 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 231 transitions. [2019-12-01 13:17:49,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2019-12-01 13:17:49,668 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 13:17:49,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 13:17:49,751 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 13:17:49,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 13:17:49,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 137 states and 238 transitions. [2019-12-01 13:17:49,848 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 238 transitions. [2019-12-01 13:17:49,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2019-12-01 13:17:49,849 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 13:17:49,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 13:17:50,024 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 13:17:50,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 13:17:50,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 152 states and 278 transitions. [2019-12-01 13:17:50,877 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 278 transitions. [2019-12-01 13:17:50,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2019-12-01 13:17:50,878 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 13:17:50,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 13:17:50,908 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 13:17:50,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 13:17:50,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 153 states and 279 transitions. [2019-12-01 13:17:50,918 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 279 transitions. [2019-12-01 13:17:50,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2019-12-01 13:17:50,919 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 13:17:50,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-01 13:17:50,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-01 13:17:51,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-01 13:17:51,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-01 13:17:51,144 WARN L483 CodeCheckObserver]: This program is UNSAFE, Check terminated with 19 iterations. [2019-12-01 13:17:51,252 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 01.12 01:17:51 ImpRootNode [2019-12-01 13:17:51,252 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2019-12-01 13:17:51,253 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-12-01 13:17:51,253 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-12-01 13:17:51,253 INFO L275 PluginConnector]: Witness Printer initialized [2019-12-01 13:17:51,254 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 01:17:47" (3/4) ... [2019-12-01 13:17:51,256 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2019-12-01 13:17:51,336 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_87623dad-4876-4296-adcc-685145d265e4/bin/ukojak/witness.graphml [2019-12-01 13:17:51,336 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-12-01 13:17:51,337 INFO L168 Benchmark]: Toolchain (without parser) took 4955.64 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 184.0 MB). Free memory was 946.1 MB in the beginning and 1.0 GB in the end (delta: -101.5 MB). Peak memory consumption was 82.5 MB. Max. memory is 11.5 GB. [2019-12-01 13:17:51,338 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 960.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-01 13:17:51,338 INFO L168 Benchmark]: CACSL2BoogieTranslator took 328.81 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 127.4 MB). Free memory was 940.7 MB in the beginning and 1.1 GB in the end (delta: -164.0 MB). Peak memory consumption was 17.9 MB. Max. memory is 11.5 GB. [2019-12-01 13:17:51,338 INFO L168 Benchmark]: Boogie Procedure Inliner took 38.08 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2019-12-01 13:17:51,338 INFO L168 Benchmark]: Boogie Preprocessor took 23.23 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-01 13:17:51,339 INFO L168 Benchmark]: RCFGBuilder took 593.62 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 76.1 MB). Peak memory consumption was 76.1 MB. Max. memory is 11.5 GB. [2019-12-01 13:17:51,339 INFO L168 Benchmark]: CodeCheck took 3884.51 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 56.6 MB). Free memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: -45.5 MB). Peak memory consumption was 11.1 MB. Max. memory is 11.5 GB. [2019-12-01 13:17:51,339 INFO L168 Benchmark]: Witness Printer took 83.03 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 11.5 GB. [2019-12-01 13:17:51,341 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 9 procedures, 61 locations, 1 error locations. Result: UNSAFE, OverallTime: 3.7s, OverallIterations: 19, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 5839568 SDtfs, 1516260 SDslu, 2714244 SDs, 0 SdLazy, 2297592 SolverSat, 731804 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 3.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 4122 GetRequests, 4001 SyntacticMatches, 9 SemanticMatches, 112 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4656 ImplicationChecksByTransitivity, 2.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 493 NumberOfCodeBlocks, 493 NumberOfCodeBlocksAsserted, 19 NumberOfCheckSat, 442 ConstructedInterpolants, 0 QuantifiedInterpolants, 25432 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 18 InterpolantComputations, 18 PerfectInterpolantSequences, 0/0 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: 383]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L48] int waterLevel = 1; [L49] int methaneLevelCritical = 0; [L158] int pumpRunning = 0; [L159] int systemActive = 1; [L458] int cleanupTimeShifts = 4; [L752] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L534] int retValue_acc ; [L535] int tmp ; [L975] int retValue_acc ; [L978] retValue_acc = 1 [L979] return (retValue_acc); [L541] tmp = valid_product() [L543] COND TRUE \read(tmp) [L390] int splverifierCounter ; [L391] int tmp ; [L392] int tmp___0 ; [L393] int tmp___1 ; [L394] int tmp___2 ; [L397] splverifierCounter = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L399] COND TRUE 1 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L401] COND TRUE splverifierCounter < 4 [L407] tmp = __VERIFIER_nondet_int() [L409] COND TRUE \read(tmp) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L411] CALL waterRise() VAL [\old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L66] COND TRUE waterLevel < 2 [L67] waterLevel = waterLevel + 1 [L411] RET waterRise() VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L417] tmp___0 = __VERIFIER_nondet_int() [L419] COND TRUE \read(tmp___0) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L421] CALL changeMethaneLevel() VAL [\old(methaneLevelCritical)=0, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L78] COND FALSE !(\read(methaneLevelCritical)) [L81] methaneLevelCritical = 1 [L421] RET changeMethaneLevel() VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L427] tmp___2 = __VERIFIER_nondet_int() [L429] COND TRUE \read(tmp___2) [L374] systemActive = 1 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L446] CALL timeShift() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L166] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L173] COND TRUE \read(systemActive) [L221] int tmp ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L224] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L239] CALL processEnvironment__wrappee__highWaterSensor() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L195] int tmp ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L198] COND TRUE ! pumpRunning [L318] int retValue_acc ; [L319] int tmp ; [L320] int tmp___0 ; [L128] int retValue_acc ; [L131] COND FALSE !(waterLevel < 2) [L135] retValue_acc = 0 [L136] return (retValue_acc); [L324] tmp = isHighWaterSensorDry() [L326] COND FALSE !(\read(tmp)) [L329] tmp___0 = 1 [L331] retValue_acc = tmp___0 [L332] return (retValue_acc); [L200] tmp = isHighWaterLevel() [L202] COND TRUE \read(tmp) [L249] pumpRunning = 1 VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L239] RET processEnvironment__wrappee__highWaterSensor() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L558] int tmp ; [L559] int tmp___0 ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L563] CALL, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L87] int retValue_acc ; [L90] retValue_acc = methaneLevelCritical [L91] return (retValue_acc); [L563] RET, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L563] tmp = isMethaneLevelCritical() [L565] COND TRUE \read(tmp) [L273] int retValue_acc ; [L276] retValue_acc = pumpRunning [L277] return (retValue_acc); [L567] tmp___0 = isPumpRunning() [L569] COND TRUE \read(tmp___0) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L383] __VERIFIER_error() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 960.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 328.81 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 127.4 MB). Free memory was 940.7 MB in the beginning and 1.1 GB in the end (delta: -164.0 MB). Peak memory consumption was 17.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 38.08 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 23.23 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 593.62 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 76.1 MB). Peak memory consumption was 76.1 MB. Max. memory is 11.5 GB. * CodeCheck took 3884.51 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 56.6 MB). Free memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: -45.5 MB). Peak memory consumption was 11.1 MB. Max. memory is 11.5 GB. * Witness Printer took 83.03 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...